CN106820932A

CN106820932A - Electric drive vacuum type squeezer

Info

Publication number: CN106820932A
Application number: CN201710065637.2A
Authority: CN
Inventors: 王晓东
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-04
Filing date: 2017-02-06
Publication date: 2017-06-13
Anticipated expiration: 2037-02-06
Also published as: WO2017133482A1; CN105795876A; CN106820932B

Abstract

The present invention relates to a kind of electric drive vacuum type squeezer, including squeezing cylinder, connect juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body, the piston for sliding is installed in squeezing cylinder, the outer rim of the piston is brought into close contact with the inner edge of squeezing cylinder, the piston will squeeze operation room and the mill room that cylinder is divided into mutual isolation, the top surface of piston is located at operation interior, and the bottom surface of piston is located in mill room.In the present invention, the foodstuffs such as water fruits and vegetables are during squeezing and during juice (including oil) etc. enters the environment for meeting juice portion or being held in vacuum when connecing juice tank, it is to avoid in existing Technology in Pressing in atmosphere juice because discoloration caused by oxidation, it is rotten the problems such as.Compare with the rotating juice extractor of vacuum spiral etc., with easily cleaning (every time using finish latter minimum need to clean the juice portion that connects, squeezing cylinder, 3 parts of piston, vacuum screw juice extractor is every time using needing at least cleaning closure, feeding cylinder, helical axis, cylindrical filter screen, chamber of squeezing the juice, juice receiving cup, 7 parts of residue cup after finishing), (minimum also only to install 3 parts, vacuum screw juice extractor at least needs to install 7 parts) easy to operate.

Description

Electric drive vacuum type squeezer

Priority declaration

The technical scheme of claim 1 of the invention require that special to China national Department of Intellectual Property on 2 4th, 2016 The priority of claim 1 technical scheme of the application for a patent for invention of the Application No. 2016100841400 that sharp office submits to；This hair The technical scheme of bright claim 2 require that what is submitted to Patent Office of China national Department of Intellectual Property on April 10th, 2016 The priority of claim 2 technical scheme of the application for a patent for invention of Application No. 2016102246359.

Technical field

Juice technical field is produced the invention belongs to foodstuff squeezing, especially a kind of electric drive vacuum type squeezer.

Background technology

Fruits and vegetables occupies an important position in daily life, is the indispensable foodstuff of people, but with Growth in the living standard, it is desirable to more fully, directly obtain the nutritional ingredient in foodstuff, thus each producer develops Various press apparatus, fruits and vegetables can be squeezed out juice by it, and people's these juice capable of direct drinking are very easy to people Life.The above-mentioned press apparatus structure such as including push type (or piston type), press handle type, push type is installed in cylinder upper end One with meshed projection, the fruit of the succulence such as orange, orange is directly born against in projection or is embedded in upper lid is pressed in projection again On, firmly press downwards, juice is flowed into cylinder by mesh；Press handle type is that fixed handle is installed on cylinder, in cylinder one A upper lid agreed with cylinder upper end is installed in side hinge dress pressure handle, pressure handle bottom surface, and cylinder upper end is installed with meshed projection, used When fruit is placed in projection, firmly depress pressure handle, make lid and projection squeeze out juice.In above two structure, such as Fruit realizes that squeezing is acted using electronic type of drive, and its expressing process can be very fast and squeezing thorough, meanwhile, add electricity After dynamic type of drive, squeeze force is larger, the oil expression that it can be made to be used for the foodstuffs such as peanut, soybean.

The squeezing principle of the press mechanism of above-mentioned (either manually or electrically) push type (or piston type) and press handle type is all It is to treat expressate to be extruded, the juice contained by it is extruded into (or squeezing out), and flows into container (or cylinder).Its squeezing Process is either disposably pressed onto bottom or continuous extrusion, or uses reciprocating (or oscillatory type or batch (-type) or intermittent type) Fashion of extrusion, its purpose be all will treat expressate to high spot (i.e. at filter screen) extrude, placement is treated (on cylinder of expressate End) space diminish (while the extrusion process volume for treating expressate is diminished, contained juice outflow).

In addition, people also develop the spiral isostructural press apparatus of other species, but all these equipment Expressing process be all to carry out in atmosphere, in air contain about 21% oxygen, aldehydes matter is contained in plant tissue, work as squeezing During cell tissue it is destroyed after, oxygen just a large amount of intrusions, phenolase phenol substance catalytic forms quinone and its polymer produces enzymatic Browning reaction, enzymatic browning makes the foodstuff juice (fruit juice, vegetable juice, edible oil etc.) for squeezing out be oxidized, and causes loss big Nutrition is measured, and color and mouthfeel are all deteriorated.

The content of the invention

It is an object of the invention to overcome the deficiencies in the prior art, there is provided complete squeezing, squeezing using electrically driven (operated) mode With connect a kind of electric drive vacuum type that juice keeps vacuum state and avoids the juice squeezed out in expressing process from being oxidized by oxygen Squeezer.

The present invention is adopted the technical scheme that：

A kind of electric drive vacuum type squeezer, it is characterised in that：Including squeezing cylinder, connect juice portion, piston, driven by power stretch Mechanism, electric vacuum pump and body, install the piston for sliding in squeezing cylinder, outer rim and the inner edge of squeezing cylinder of the piston are closely pasted Close, the piston will squeeze operation room and the mill room that cylinder is divided into mutual isolation, the top surface of piston is indoor positioned at operation, piston Bottom surface is located in mill room；

Squeezing cylinder and connecing be structure as a whole between juice portion or is removable seal attachment structure, and squeezing cylinder is located at and meets juice portion Outward, squeezing cylinder part is located to connect in juice the portion in or squeeze cylinder and be entirely located in and connects in juice portion, and the mill room connects juice portion shape with described Into an airtight cavity, the operation room connects with atmospheric environment or the operation room is confined space；

Squeezing cylinder side wall at the mill room sets filter screen or the mill room bottom sets filter screen or squeezing Room and to connect set between juice portion filter screen or connect and set setting filter screen in filter screen or the mill room in juice the portion in；

The driven by power telescoping mechanism includes drive division and pars contractilis, and the pars contractilis can stretch out under the driving of drive division Or be retracted, the drive division is arranged in the body, is arranged on body, being partly arranged on operation interior or be provided entirely in Operation is indoor, and its pars contractilis is fixedly connected with the piston, be detachably connected or be pressed on piston, and the pars contractilis stretches When push or pull on the piston squeezing cylinder in move, make mill room Volume Changes, when the pars contractilis pushes or pull on work When plug is moved and squeezing building volume is diminished, piston squeezing treats expressate in mill room, and the juice for squeezing out passes through institute Filter screen entrance is stated to connect in juice portion；

The electric vacuum pump is located in body, on body, in airtight cavity or operation is indoor, it has bleeding point and goes out Gas port, the bleeding point of electric vacuum pump is connected directly or by exhaust pipe with the airtight cavity, and its gas outlet is direct or logical Outlet pipe is crossed to be connected with atmospheric environment or connected with operation room；

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete pressure The all processes during three, latter two process after squeezing extract the air in airtight cavity out during last, The airtight cavity is set to keep vacuum state.

It is a further object to provide a kind of electric drive vacuum type squeezer, it is characterised in that：Including squeezing cylinder, Juice portion, piston, driven by power telescoping mechanism, electric vacuum pump and body are connect, the piston for sliding is installed in squeezing cylinder, the piston Outer rim is brought into close contact with the inner edge of squeezing cylinder, and the piston will squeeze operation room and the mill room that cylinder is divided into mutual isolation, piston Top surface be located at that operation is indoor, the bottom surface of piston is located in mill room；

Squeezing cylinder is entirely located in and connects in juice the portion outside, squeeze cylinder part and meet juice portion positioned at connecing in juice portion or squeeze cylinder and be entirely located in It is interior；When squeeze cylinder be entirely located in connect outside juice portion when, squeezing cylinder and connecing be structure as a whole between juice portion, Detachable connection structure or only It is that squeezing cylinder sealed bottom is pressed in and connects at juice portion opening, the mill room is interconnected and is collectively forming one with the juice portion that connects Airtight cavity, the operation room connects with atmospheric environment or the operation room is confined space；Connect when squeezing cylinder part is located at When in juice portion, squeezing cylinder and connecing be structure as a whole between juice portion, Detachable connection structure or be only that squeezing cylinder outer fringe seal is pressed in Connect at juice portion opening, the mill room is interconnected and is collectively forming an airtight cavity, the operation room with the juice portion that connects Connected with atmospheric environment or the operation room is confined space；Connect in juice portion when squeezing cylinder is entirely located in, squeeze cylinder and connect juice It is structure as a whole between portion, Detachable connection structure or squeezing cylinder sealing are crimped on and connect in juice portion, the mill room connects with described Juice portion is interconnected and is collectively forming an airtight cavity, and the operation room connects with atmospheric environment or the operation room is close Close space；

Squeezing cylinder side wall at the mill room sets the bottom of the squeezing cylinder side wall and squeezing cylinder at filter screen or mill room Portion sets filter screen or the squeezing cylinder bottom portion and sets filter screen or mill room and connects and set filter screen between juice portion or connect juice Set in portion and filter screen is set in filter screen or the mill room；

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete pressure All processes during three after squeezing,

Latter two process,

Last process,

First process and last process,

The first two process,

The air in airtight cavity is extracted out during first process or second, the airtight cavity is kept vacuum State.

It is a further object to provide a kind of electric drive vacuum type squeezer, it is characterised in that：Including squeezing cylinder, Juice portion, piston, driven by power actuating mechanism, electric vacuum pump and body are connect, the piston for sliding is installed in squeezing cylinder, the piston Outer rim is brought into close contact with the inner edge of squeezing cylinder, and the piston will squeeze operation room and the mill room that cylinder is divided into mutual isolation, piston Top surface be located at that operation is indoor, the bottom surface of piston is located in mill room；

The driven by power actuating mechanism drives piston movement and squeezes or extrude treats expressate；

The bleeding point of the electric vacuum pump is connected directly or by exhaust pipe with the airtight cavity.

And, it is any one in being selected from structure (1), (2), (3), (4), (5), (6) or (7)：

(1) squeeze cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeezes cylinder part position In connecing in juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at the top of squeezing cylinder, and the pars contractilis is stretched into In squeezing cylinder and its end is fixedly connected with the piston, is detachably connected or is pressed on piston, promoted when pars contractilis stretches out Piston simultaneously moves downward it, and to treating in mill room, expressate is squeezed, and the juice for squeezing out connects juice by filter screen entrance In portion；

Or

(2) squeeze cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeezes cylinder part position In connecing in juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at the lower section for meeting juice portion, and pars contractilis is from following Sealing slides through the bottom for meeting juice portion, is then passed through filter screen and stretches into mill room, and institute is fixed or be detachably connected in its end State on piston, piston is pulled when pars contractilis shrinks and it is moved downward, expressate is squeezed to treating in mill room, is squeezed out Juice is connect in juice portion by filter screen entrance；

Or

(3) squeezing cylinder and juice portion generally horizontally set connect, squeezing cylinder is arranged on and connects juice portion side, squeezing cylinder part and be located at Connect in juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at the side near the squeezing cylinder end portion of operation room Side, the pars contractilis is stretched into squeezing cylinder and its end is fixedly connected with the piston, is detachably connected or is pressed on piston, stretches Piston is promoted when contracting portion is stretched out and it is moved to juice portion direction is connect, expressate is squeezed to treating in mill room, the juice for squeezing out Liquid is connect in juice portion by filter screen entrance；

Or

(4) squeezing cylinder and juice portion generally horizontally set connect, squeezing cylinder is arranged on and connects juice portion side, squeezing cylinder part and be located at Connect in juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located near the side for connecing juice portion bottom, pars contractilis Sealing slides through the bottom for meeting juice portion, is then passed through filter screen and stretches into mill room, and its end is fixedly connected with the piston or removable Connection is unloaded, pulls piston it is moved to juice portion direction is connect when pars contractilis shrinks, expressate is squeezed to treating in mill room, squeezing The juice for going out is connect in juice portion by filter screen entrance；

Or

(5) squeeze cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeezes cylinder part position In connecing in juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at squeezing cylinder outside, and the pars contractilis is towards upper The end of side connects the lower end of the vertical arm of an inverted U arm side, and squeezing is stretched into the lower end of the vertical arm of the inverted U arm opposite side In cylinder and it is fixedly connected with the piston, is detachably connected or is pressed on piston, pars contractilis is promoted when shrinking by inverted U arm Piston simultaneously moves downward it, and to treating in mill room, expressate is squeezed, and the juice for squeezing out connects juice by filter screen entrance In portion；

Or

(6) squeezing cylinder is obliquely installed, squeezing cylinder be inclined at connect in juice portion, squeeze cylinder part positioned at connecing in juice portion or Squeezing cylinder is entirely located in and connects in juice portion, and movement locus line of the piston in squeezing cylinder is more than 0 ° and is less than with the angle of horizontal plane 90 °, the pars contractilis is located at the side near the squeezing cylinder end portion of operation room, and the pars contractilis is stretched into squeezing cylinder, and its end It is fixedly connected with the piston, is detachably connected or is pressed on piston, promotes piston to make it to meeting juice portion when pars contractilis stretches out Direction is moved, and to treating in mill room, expressate is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(7) squeeze cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeezes cylinder part position In connecing in juice portion or squeezing cylinder is entirely located in and connects in juice portion, the operation that the pars contractilis is located at squeezing cylinder is indoor, the pars contractilis End be fixedly connected with the piston, be detachably connected or be pressed on piston, piston is promoted when pars contractilis stretches out and makes it Move downward, to treating in mill room, expressate is squeezed, the juice for squeezing out is connect in juice portion by filter screen entrance.

And,

(1) when pars contractilis is located at squeezing cylinder top：

The body constitutes c-type frame structure by base portion, vertical portion and chain-drive section, and wherein chain-drive section is relative to vertical portion It is cantilevered structure, the squeezing working space, institute of constituted between part and the part for stretching out vertical portion of base portion of encorbelmenting of chain-drive section State and squeezing cylinder is set in squeezing working space and juice portion is met；

Squeezing cylinder is to be fixedly connected, be detachably connected or be not connected to the part of encorbelmenting of the chain-drive section, or meets juice portion Fix or be detachably connected directly or by connector with the chain-drive section；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or On vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion On；

Or

(2) when pars contractilis is located at connects juice portion lower section:

The body is made up of L-type structure base portion and vertical portion, or the body is only made up of base portion, the bottom Set from bottom to top in portions and connect juice portion and squeezing cylinder, pars contractilis is set in the base portion connect below juice portion or in base portion, The pars contractilis completes expanding-contracting action under the driving of the drive division,

The drive division and electric vacuum pump are arranged in body or on body；

Or

When pars contractilis be located at squeezing cylinder side or positioned at connect juice portion side when:

The body is made up of L-type structure base portion and vertical portion, and horizontally set connects juice portion and squeezing in the base portion Cylinder, sets horizontal pars contractilis in vertical portion or on vertical portion, the pars contractilis completes flexible under the driving of the drive division Action, the drive division is arranged in base portion, in base portion, on vertical portion in or vertical portion, the electric vacuum pump setting In base portion, in base portion, in vertical portion or vertical portion；

Or

(4) when pars contractilis is located on the outside of squeezing cylinder：

The body is made up of L-type structure base portion and vertical portion, in the base portion from bottom to top set connect juice portion and Squeezing cylinder, sets pars contractilis upward in vertical portion or on vertical portion, the pars contractilis is completed under the driving of the drive division Expanding-contracting action, the drive division is arranged in vertical portion, on vertical portion, in base portion or in base portion, the electric vacuum pump Be arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(5) when pars contractilis is located at squeezing cylinder top：

The body constitutes hollow frame structure by base portion, two symmetrical vertical portions and chain-drive section, and chain-drive section is horizontal Across being arranged on two symmetrical vertical portion tops, base portion is across being arranged on two symmetrical vertical portion bottoms, hollow framework The space of the centre of structure is squeezing working space, and squeezing cylinder is set in the squeezing working space and juice portion is met；

Squeezing cylinder is to be fixedly connected, be detachably connected or be not connected to the overhanging portion of the chain-drive section, or meets juice portion It is to fix or be detachably connected directly or by connector with the chain-drive section overhanging portion；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion it is interior or In base portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion is interior or bottom In portions；

Or

(6) when pars contractilis is located at squeezing cylinder top：

The body is only made up of chain-drive section, squeezing cylinder be fixedly connected directly or by connector with the chain-drive section, can Connection is dismantled, or meets juice portion and be fixedly connected directly or by connector with the chain-drive section, be detachably connected；The squeezing cylinder Pars contractilis is set in the chain-drive section of top or on chain-drive section, the pars contractilis completes expanding-contracting action under the driving of the drive division, The drive division is arranged in chain-drive section, on chain-drive section, the electric vacuum pump is arranged in chain-drive section, on chain-drive section or run It is indoor；

Or

(7) when pars contractilis is located at the operation chamber interior of squeezing cylinder：

The body is only made up of chain-drive section, squeezing cylinder be fixedly connected directly or by connector with the chain-drive section, can Connection is dismantled, or meets juice portion and be fixedly connected directly or by connector with the chain-drive section, be detachably connected；

Pars contractilis is located at the operation chamber interior of squeezing cylinder, and the pars contractilis completes flexible dynamic under the driving of the drive division Make, the operation that the drive division is completely or partially arranged on squeezing cylinder is indoor, the electric vacuum pump is arranged in chain-drive section, machine On head；

Or

(8) when pars contractilis is located at the operation chamber interior of squeezing cylinder：

It is body to run the squeezing cylinder at room simultaneous, and pars contractilis is located at the operation chamber interior of squeezing cylinder, and the pars contractilis is described Expanding-contracting action is completed under the driving of drive division, the operation that the drive division is completely or partially arranged on squeezing cylinder is indoor, the electricity The operation that dynamic vavuum pump is arranged on squeezing cylinder is indoor.

And,

(1) when pars contractilis is located at squeezing cylinder top：

The body constitutes c-type frame structure by base portion, vertical portion and chain-drive section, wherein the vertical portion is provided with machine Head and chain-drive section are cantilevered structure, the part for stretching out vertical portion of encorbelment part and the base portion of chain-drive section relative to vertical portion Between constitute squeezing working space, squeezing cylinder is set in the squeezing working space and juice portion is met；

Squeezing cylinder is not connected to the part of encorbelmenting of the chain-drive section；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, the locus of the pars contractilis and chain-drive section Relation is relatively fixed or can be with respect to varying motion；

When the spatial relation of pars contractilis and chain-drive section is relatively fixed：The pars contractilis fixed with the chain-drive section or It is detachably connected, chain-drive section can move up and down under drive division driving along vertical portion；The drive division is arranged on In chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion, electric vacuum pump is arranged on chain-drive section On interior, chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

When the pars contractilis and chain-drive section spatial relation can relative varying motion when：Pars contractilis and/or head Portion can be moved up and down under drive division driving along vertical portion, and the two overall up and down motion and/or the flexible of pars contractilis are moved Realize motion of the piston in squeezing cylinder；The drive division is arranged in chain-drive section, on chain-drive section, in base portion, base In portion, in vertical portion or on vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, In vertical portion or on vertical portion；

Or

(2) when pars contractilis is located at squeezing cylinder top：

The body is made up of inverted L shape structure vertical portion and chain-drive section, and wherein chain-drive section is knot of encorbelmenting relative to vertical portion Structure, the beneath portions of encorbelmenting of chain-drive section are squeezing working space, and squeezing cylinder is set in the squeezing working space and juice portion is met；

Squeezing cylinder and the chain-drive section encorbelment part for be fixedly connected or be detachably connected or vertical portion on have and use Squeeze cylinder or connect the support member in juice portion or meet juice portion in connection and fixed directly or by connector with the chain-drive section or removable Unload connection；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in vertical portion or vertical portion, Motorized vacuum Pump is arranged in chain-drive section, on chain-drive section, in vertical portion or vertical portion；

Or

(3) when pars contractilis is located at squeezing cylinder top：

The body includes base portion, vertical portion and chain-drive section, and the vertical cross section is c-type or U-shaped,

Vertical portion is arranged between chain-drive section and base portion, and the space that chain-drive section, vertical portion and base portion are surrounded constitutes pressure Squeeze and set in working space, the squeezing working space squeezing cylinder and meet juice portion；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion it is interior or In base portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion is interior or bottom In portions.

And,

(1) when pars contractilis is near the operation room, the squeezing cylinder end portion at operation room is open design or is provided with end Lid；

When for open design：Pars contractilis directly from stretched at open design squeezing cylinder in；

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, and pars contractilis is certainly End cap is stretched into squeezing cylinder after passing through, and the operation room connects with atmospheric environment or the operation room is to completely cut off with atmospheric environment Confined space；

Or

(2) when pars contractilis is located at the operation room side, the squeezing cylinder end portion at operation room is open design or is provided with End cap；

When for open design：The vertical arm of the inverted U arm opposite side that pars contractilis drives at open design directly from stretching into In squeezing cylinder；

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, and pars contractilis drives The vertical arm of dynamic inverted U arm opposite side stretched into after being passed through from end cap squeezing cylinder in, the operation room connected with atmospheric environment or The operation room is the confined space completely cut off with atmospheric environment；

Or

(3) when pars contractilis meets juice portion described in, the squeezing cylinder end portion at operation room is open design or is provided with end Lid；

When end cap is provided with：Integrally make spiral-lock end cap, the operation in end cap or squeezing cylinder end portion in squeezing cylinder end portion Room connects with atmospheric environment or the operation room is the confined space completely cut off with atmospheric environment；

Or

(4) when pars contractilis is located at operation chamber interior, the squeezing cylinder end portion at operation room is open design or is provided with end Lid；

When end cap is provided with：Integrally make spiral-lock end cap, the operation in end cap or squeezing cylinder end portion in squeezing cylinder end portion Room connects with atmospheric environment or the operation room is the confined space completely cut off with atmospheric environment.

And, the piston is revolving body, and when the pars contractilis pushes or pull on piston and squeezed, piston is along flexible The direction of motion motion in portion is simultaneously also along piston itself axis of rotation rotation；

Or

The piston is revolving body, and the piston can be along itself axis of rotation rotation.

And, it is any one in being selected from structure (1), (2) or (3)：

It is described connect juice portion side wall or mill room where squeezing cylinder side wall there is stomata, the bleeding point of electric vacuum pump Connected with the port sealing directly or by exhaust pipe；

Or

(2) described connecing on juice portion bottom surface has to the tracheae for connecing juice portion internal projection, and the tracheae stretches into the end position connect in juice portion More than the juice liquid level connect in juice portion, the bleeding point of electric vacuum pump is sealed with the tracheae directly or by exhaust pipe and connected It is logical；

Or

(3) the piston is provided with stomata, and the bleeding point of electric vacuum pump is close with the stomata directly or by exhaust pipe Envelope connection.

And, the filter screen is mutually extruded with piston, and two surfaces of the two extruding can be planar structure, or two Person is the convex-concave structure of monoblock type, or the two is the concaveconvex structure of monoblock type；

There are at least one bulge-structure or two surfaces on any one surface on the filter screen surface relative with piston Being respectively provided with least one bulge-structure or two surfaces has the convex-concave structure or concaveconvex structure or two for cooperating In surface at least one surface have radial fin structure or two surfaces have can fit completely for pressing The shape of squeezing or two surfaces have the shape for squeezing that can be cooperated.

And, described to connect juice portion upper port or its one funnel-form cover plate of internal setting, the minimum point of the funnel-form cover plate sets A movable float is put, the float collectively forms float trap with funnel-form cover plate；The juice that the mill room is squeezed out flows into funnel Afterwards, float levitating makes juice flow into connecing in juice portion below funnel-form cover plate, and after squeezing completion, juice stream are complete, float declines The hopper outlet is blocked, by funnel-form baffle plate lower section and its top isolation.

And, on the squeezing cylinder at the mill room, described connect in juice portion or pacify on the exhaust pipe of electric vacuum pump Filling one is used to import the hand-operated valve or electrically-controlled valve of gas；

Or

One is installed on the piston is used to import the hand-operated valve or electrically-controlled valve of gas.

And, there is one to be not provided with motor in the electric vacuum pump or driven by power telescoping mechanism, another has electricity The work that motor is not provided with directly or by actuator drives of machine.

And, also including the automaton for controlling electric vacuum pump and the work of driven by power telescoping mechanism, institute Stating automaton includes time control module, air pressure control module, load current detection control module, temperature detection control In module or oxygen detection control module any one, any two, any three, any four or all five：

(1) time control module controls the work of electric vacuum pump and/or driven by power telescoping mechanism in the way of timing； Or

Air pressure detection part in air pressure control module include baroceptor or baroswitch, baroceptor or Person's baroswitch be arranged on electric vacuum pump exhaust pipe on, on mill room, connect in juice portion or with the airtight cavity connect At logical position；

Baroceptor transmits the air pressure change of airtight cavity to the control unit of air pressure control module in electrical signal form Point, the work of control section control electric vacuum pump and/or driven by power telescoping mechanism；

Or

Baroswitch is mechanical or electronic type, and air pressure change makes baroswitch be turned on or off, and is controlled with this electronic true The work of empty pump and/or driven by power telescoping mechanism；Or

(3) the detection part in load current detection control module is used to detect that electric vacuum pump and/or driven by power are flexible The load current change of mechanism, and by control section in load current detection control module control electric vacuum pump and/or The work of driven by power telescoping mechanism；Or

(4) the detection part in temperature detection control module includes that contact type temperature sensor or non-contact temperature are passed The exhaust pipe that sensor, contact type temperature sensor or non-contact temperature sensor are arranged on electric vacuum pump is interior, closed At position connect with the airtight cavity in cavity, on the part outer wall of composition airtight cavity, connect the body of juice portion side On body that is interior, connecing juice portion side, in the body that connects below juice portion or connect below juice portion body on；

Contact type temperature sensor or non-contact temperature sensor are by the temperature change in airtight cavity with electric signal Form is transmitted to the control section of temperature detection control module, and control section control electric vacuum pump and/or driven by power are stretched The work of contracting mechanism；Or

(5) the detection part in oxygen detection control module includes oxygen sensor, and oxygen sensor is arranged on Motorized vacuum In the space for connecting in the exhaust pipe of pump, in airtight cavity or with the airtight cavity；

Oxygen concentration change in airtight cavity is transmitted to oxygen detection and controls mould by oxygen sensor in electrical signal form The control section of block, the work of control section control electric vacuum pump and/or driven by power telescoping mechanism.

And, described connecing set a juice yield tube on juice portion bottom or side wall, the upper end that the juice pipe end connects juice tank with Opening is tightly connected or the juice pipe end is provided with tap；

Or

Connect and a juice yield tube is set on juice portion bottom or side wall, the upper end open sealing that the juice pipe end connects juice tank with connects Connect, the bleeding point of electric vacuum pump is tightly connected directly or by exhaust pipe with the juice tank that connects.

And, the piston in squeezing, gas pressure in airtight cavity be selected from (1), (2), (3), (4) or (5) in any Kind：

(1) 10 kPas are less than, and more than 0 kPa；

Or

(2) 2.5 kPas are less than, and more than 0 kPa；

Or

(3) 1.7 kPas are less than, and more than 0 kPa；

Or

(4) 1.23 kPas are less than, and more than 0 kPa；

Or

(5) 0.87 kPa is less than, and more than 0 kPa.

And, also including air pressure display device, air pressure display device is mechanical type air-pressure gage or electronic type air gauge：

Mechanical type air-pressure gage is pointer air gauge, including baroceptor and pointer header, and baroceptor is located at In airtight cavity, pointer header is located at and connects on juice portion side wall or squeezing cylinder side wall；

Or connecing on juice portion side wall or be provided with pressure tap on the wall of mill room side, flexible film closure in pressure tap；

Electronic type air gauge include baroceptor, detection circuit and optical display or voice prompting device, each several part it Between be electrical connection, baroceptor is arranged in airtight cavity, and optical display is arranged on and connects on juice portion side wall, squeezes cylinder side wall On upper or body, voice prompting device is located in body.

And, the driven by power telescoping mechanism is straight electric pushrod, electric cylinder, straight line moving motor, through screw mandrel Line stepper motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, electronic gas Dynamic push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, electronic song Handle sliding block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel telescopic machine Structure, electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic double-cylinder type liter In descending mechanism, electronic upright type lifting mechanism, electronic articulated arm lift structure or electric chain formula elevating mechanism any one or It is the combination of any two kinds and the above.

And, on the body for connecing juice portion side, connecing juice portion bottom, connect in the body of juice portion side, connect juice portion side, connect In body below juice portion or connect below juice portion body on electric heater unit is set.

And, it is described to squeeze cylinder and connect juice portion junction, squeezing cylinder and end cap junction, connect juice portion and chain-drive section handing-over Place, squeezing cylinder and chain-drive section junction, at least certain junction connect in juice portion and base portion junction are provided with safety open Device is closed, the safety switching apparatus are turned on only when the junction is correctly installed.

Advantages and positive effects of the present invention are：

In the present invention, squeezing cylinder and the structure that juice portion can be structure setting up and down, or horizontally set is connect, also Can be the structure being obliquely installed, connect in juice the portion outside, be partly located at and connect in juice portion or whole while squeezing cylinder and can also be entirely located in Positioned at connecing in juice portion, pars contractilis has the different installation sites being engaged from said structure, and the squeezing cylinder side wall at mill room sets Put filter screen or the mill room bottom and filter screen or mill room are set and are connect and filter screen is set between juice portion or is connect in juice portion Set and filter screen is set in filter screen or the mill room, body can also accordingly use different structure, while driven by power is stretched Contracting mechanism, electric vacuum pump and automaton cooperate, and realization vacuumizes, automatically controlling of squeezing, while fruit, vegetable The foodstuffs such as dish are during squeezing and juice (including oil) etc. enters the ring that meets juice portion or vacuum is held in when connecing juice tank In border, it is to avoid in existing Technology in Pressing in atmosphere juice because discoloration caused by oxidation, it is rotten the problems such as.It is rotating with vacuum spiral Juice extractor etc. compares, with easily cleaning (every time using finish latter minimum need to clean the juice portion that connects, squeezing cylinder, 3 portions of piston Part, vacuum screw juice extractor every time using need after finishing at least cleaning closure, feeding cylinder, helical axis, cylindrical filter screen, squeeze the juice Chamber, juice receiving cup, 7 parts of residue cup), it is easy to operate that (minimum need to install 3 parts, and vacuum screw juice extractor at least needs peace Fill 7 parts).

Brief description of the drawings

Fig. 1 is the structural representation of the embodiment of the present invention 1；

Fig. 2 is the structural representation of embodiment 2；

Fig. 3 is the structural representation of embodiment 3；

Fig. 4 is the structural representation of embodiment 4；

Fig. 5 is the structural representation of embodiment 5；

Fig. 6 is the structural representation of embodiment 6；

Fig. 7 is the structural representation of embodiment 7；

Fig. 8 is the structural representation of embodiment 8；

Fig. 9 is the structural representation of embodiment 9；

Figure 10 is to squeeze the annexation schematic diagram between cylinder and chain-drive section；

Figure 11 is the structural representation of piston and filter screen generally convex-concave structure；

Figure 12 is the structural representation that piston and two relative surfaces of filter screen have the convex-concave structure for cooperating；

It is the structural representation being detachably connected between pars contractilis and piston that Figure 13 is；

Figure 14 is the structural representation of embodiment 10；

Figure 15 is the structural representation of embodiment 11；

Figure 16 is that the cross section of vertical portion is c-type structural representation.

Specific embodiment

With reference to embodiment, the present invention is further described, and following embodiments are illustrative, be not it is limited, Protection scope of the present invention can not be limited with following embodiments.

A kind of electric drive vacuum type squeezer, as shown in Fig. 1~16, innovation of the invention is：Including squeezing cylinder 9, connect Juice portion 22, piston 10, driven by power telescoping mechanism, electric vacuum pump 17 and body 7, being installed in squeezing cylinder can be in squeezing cylinder The piston of slip, the outer rim of the piston is brought into close contact with the inner edge of squeezing cylinder and forms sealing sliding relation, and the piston will be pressed Operation room 2 and mill room 13 that cylinder is divided into mutual isolation are squeezed, the top surface of piston is indoor positioned at operation, and the bottom surface of piston is located at squeezing Interior, piston slides and the foodstuff in mill room is squeezed in the indoor sealing of operation.

Squeezing cylinder is entirely located in and connects in juice the portion outside, squeeze cylinder part and meet juice portion positioned at connecing in juice portion or squeeze cylinder and be entirely located in It is interior；

1. when squeeze cylinder be entirely located in connect outside juice portion when (such as Fig. 1,2,3,4,5,6,14,15), squeezing cylinder with connect juice portion it Between be structure as a whole, Detachable connection structure or be only that squeezing cylinder sealed bottom is pressed in and connects at juice portion opening, the mill room with The juice portion that connects is interconnected and is collectively forming an airtight cavity 55 (the top of the airtight cavity or top are both piston Bottom surface), the operation room connected with atmospheric environment or the operation room be confined space；

2. when squeeze cylinder part be located at connect in juice portion when (such as Fig. 8), squeezing cylinder and connecing be structure as a whole between juice portion, removable Unload attachment structure or be only that squeezing cylinder outer fringe seal is pressed in and connects at juice portion opening, the mill room is interconnected with the juice portion that connects And an airtight cavity is collectively forming, the operation room connects with atmospheric environment or the operation room is confined space；

3., when squeezing cylinder is entirely located in and connects in juice portion (such as Fig. 7,9), squeezing cylinder and connecing be structure as a whole between juice portion, removable Unload attachment structure or squeezing cylinder sealing is crimped on and connects in juice portion, the mill room is interconnected and is collectively forming with the juice portion that connects One airtight cavity, the operation room connects with atmospheric environment or the operation room is confined space.

When " sealing is pressed in " refers to that electric vacuum pump is vacuumized in the middle of 1,2, mill room and juice portion is met in atmospheric pressure An airtight cavity is closely pulled together and formed under effect.

In 3rd, " the sealing crimping " of squeezing cylinder refers to：

1. the upper end of squeezing cylinder can by a seal spiral-lock connecing at juice portion upper end open, connect on juice portion inner edge or Person is connect on juice portion bottom surface；

2. the upper end of squeezing cylinder or squeezing cylinder outer rim have a chimb for extending laterally, the chimb can spiral-lock connecing in juice portion At end opening can also tight fit be pressed in and connect on juice portion inner edge.When the chimb machining accuracy is sufficiently high, chimb itself Crimped with to connect formed at juice portion upper end open to seal；

3. the outer rim of squeezing cylinder is being connect at juice portion upper end open, connecing on juice portion inner edge or is being connect by a seal spiral-lock On juice portion bottom surface, the spiral-lock at this is only that seal outer is pressed in and connects in juice portion, connects on juice portion inner edge or connect juice portion bottom surface On,

Above-mentioned spiral-lock is only the relation that the two is mutually crimped, that is, the relation being closely contacted with each other is not integrative-structure Or Detachable connection structure, but piston in mill room, seal and (or below chimb and chimb) below seal can be made The space for meeting juice portion collectively form air-tight state.When electric vacuum pump is vacuumized, mill room and juice portion is met in air An airtight cavity is closely pulled together and formed under pressure effect.

Squeezing cylinder side wall at the mill room sets the bottom of the squeezing cylinder side wall and squeezing cylinder at filter screen or mill room Portion sets filter screen or the squeezing cylinder bottom portion and sets filter screen or mill room and connects and set filter screen between juice portion or connect juice Set in portion and filter screen is set in filter screen or the mill room.

Filtered when on the one hand the effect of the filter screen is for squeezing, be on the other hand squeezing cylinder is connected with juice portion is met It is logical.

1. when squeezing cylinder is entirely located in be connect outside juice portion, only meet the squeezing cylinder bottom portion within juice portion opening and be provided with filter screen, or Person's mill room and to connect set between juice portion filter screen or connect and set setting filter screen in filter screen or the mill room in juice the portion in.

2. when squeeze cylinder part be located at connect in juice portion when, only connect the squeezing cylinder within juice portion opening or at following mill room The bottom of side wall and squeezing cylinder is provided with filter screen, or mill room and to connect set filter screen or connect to set in juice the portion between juice portion and filter Filter screen is set in net or the mill room.

3. connect in juice portion when squeezing cylinder is entirely located in, any in squeezing cylinder side wall, the bottom of squeezing cylinder at mill room Individual position can all be provided with filter screen.

The driven by power telescoping mechanism includes drive division 6 and pars contractilis 5, and the drive division is arranged in the body 7, sets Put on body 7, be partly arranged in operation room 2 or be provided entirely in operation room 2.Its pars contractilis is fixed with the piston Connect, be detachably connected or be pressed on piston, the pars contractilis pushes or pull on the piston in squeezing cylinder when flexible Motion, makes mill room Volume Changes, when the pars contractilis pushes or pull on piston movement and squeezing building volume is diminished, piston Squeezing treats expressate 12 in mill room, and the juice for squeezing out is connect in juice portion by filter screen entrance.

" treating expressate 12 " of the present invention includes various water fruits and vegetables, also (is specifically divided into plant including oil crops Raw material such as peanut, soybean；With animal material such as lard, pork fat etc.).Correspondingly, " juice " squeezed out include fruit syrup, Vegetable juice and various oil (are exactly fruit syrup such as using fruit as treat that expressate squeezes out；It is exactly with peanut as what raw material was squeezed out Peanut oil).The present invention can be not only used for squeezing Juice and can be used for oil expression.

The electric vacuum pump is located in body, on body, in airtight cavity or operation is indoor, it has the He of bleeding point 19 Gas outlet 16, the bleeding point of electric vacuum pump is connected directly or by exhaust pipe 27 with the airtight cavity, and its gas outlet is straight Connect or connected with atmospheric environment by outlet pipe, or gas outlet connects (especially directly or by outlet pipe with operation room It is that, when it is confined space to run room, operation room pressure can be increased, increases pressure of the piston to mill room).

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete pressure The all processes during three, latter two process after squeezing extract the air in airtight cavity out during last, (vacuum state or vacuum refer to less than a gas for atmospheric pressure in given space the airtight cavity is kept vacuum state Body state, that is, negative pressure state or negative pressure), the purpose that realization is squeezed under vacuum conditions.

The present invention " process " described herein refers to just " stage ", and such as " piston squeezed before process " refers to just " piston squeezed before stage ", remaining is by that analogy.

The use of the electric vacuum pump described in the preceding paragraph can also be following content：

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete pressure Any one process (or stage), any two process (or stage) or all processes (or stage) during three after squeezing The middle air by airtight cavity is extracted out, the airtight cavity is kept vacuum state.

Specifically：

1. any one process (stage) refers to：

Before piston is squeezed (process or stage) by airtight cavity air extract out, make the airtight cavity keep Vacuum state, remaining process (stage) does not take out air；Or

When piston is squeezed (process or stage) by airtight cavity air extract out, make the airtight cavity keep Vacuum state, remaining process (stage) does not take out air；Or

Piston complete squeezing after (process or stage) by airtight cavity air extract out, make the airtight cavity keep Vacuum state, remaining process (stage) does not take out air.

2. any two process (stage) refers to：

(process or stage) will be closed when being squeezed in (process or stage) before piston is squeezed and in piston Air in cavity is extracted out, the airtight cavity is kept vacuum state, and remaining process (stage) does not take out air；Or

(process or stage) will be closed after completing squeezing in (process or stage) before piston is squeezed and in piston Air in cavity is extracted out, the airtight cavity is kept vacuum state, and remaining process (stage) does not take out air；Or

When piston is squeezed (process or stage) and piston complete squeezing after (process or stage) will be closed Air in cavity is extracted out, the airtight cavity is kept vacuum state, and remaining process (stage) does not take out air.

3. all processes (stage) refer to：

(process or stage) before piston is squeezed, squeezed in piston when (process or stage) and in piston Complete squeezing after (process or stage) by airtight cavity air extract out, make the airtight cavity keep vacuum state.

Squeezing cylinder and relation and the two relation between pars contractilis between meeting juice portion be selected from structure (1), (2), (3), (4), (5), (6) or (7) in any one：

(1) squeeze cylinder and connect juice portion generally being vertically arranged as shown in Fig. 1,2,3,7,8,9,14,15, squeezing cylinder is vertical It is arranged on and connects the upper end (Fig. 1,2,3,14,15) in juice portion, squeezing cylinder part and be located at and connect in juice portion (Fig. 8) or squeezing cylinder whole positions In connecing in juice portion (Fig. 7,9), the pars contractilis is located at the top of squeezing cylinder, and the pars contractilis is stretched into squeezing cylinder and its end and work Plug be fixedly connected (can be Fig. 2,3,7,8), be detachably connected (can be Fig. 2,3,7,8) or be only be pressed on piston (figure 1st, 9), piston is promoted when pars contractilis stretches out and it is moved downward, expressate is squeezed to treating in mill room, the juice for squeezing out Entered by the filter screen and connect in juice portion；

Or

(2) squeezing cylinder and connect that juice portion is generally as shown in Figure 4 to be vertically arranged, squeezing cylinder is vertically arranged in and connects juice portion upper end (Fig. 4), squeezing cylinder part are located at and connect or squeezing cylinder is entirely located in and connects in juice portion in juice the portion in, and the pars contractilis is positioned at meeting juice portion Lower section, pars contractilis slides through the bottom for meeting juice portion from following sealing, then stretches into mill room after slip cap 37 passes through filter screen It is interior, and its end 36 is fixedly connected or is detachably connected on the piston, being fixedly connected can consolidate using welding etc. is conventional Determine mode, it would however also be possible to employ the mode that connector 56 as shown in Figure 4 is detachably connected, piston is pulled when pars contractilis shrinks and is made It is moved downward, and to treating in mill room, expressate is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(3) the squeezing cylinder horizontally set generally as shown in Figure 5 with juice portion is met, squeezes cylinder and is arranged on to connect on the right side of juice portion and (scheme 5), squeezing cylinder part is located at and connects or squeezing cylinder is entirely located in and connects in juice portion in juice the portion in, and the pars contractilis is located near running room Squeezing cylinder end portion side, the pars contractilis is stretched into squeezing cylinder and its end is fixedly connected with the piston, be detachably connected or only It is to be pressed on piston, piston is promoted when pars contractilis stretches out and it is moved to juice portion direction is connect, treating in mill room is squeezed Thing is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(4) the cylinder horizontally set generally as shown in Figure 5 with juice portion is met is squeezed, and squeezing cylinder is arranged on and connects juice portion right side, squeezing Cylinder part is located to connect in juice the portion in or squeeze cylinder and be entirely located in and connects in juice portion, (being with Fig. 5 differences) described flexible position In near the side for connecing juice portion bottom, pars contractilis sealing slides through the bottom for meeting juice portion, is then passed through filter screen and stretches into mill room, Piston is pulled and its end is fixedly connected with the piston or is detachably connected, when pars contractilis shrinks makes it be moved to juice portion direction is connect, To treating in mill room, expressate is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(5) squeezing cylinder and connect that juice portion is generally as shown in Figure 6 to be vertically arranged, squeezing cylinder is vertically arranged in and connects juice portion upper end (Fig. 6), squeezing cylinder part are located at and connect or squeezing cylinder is entirely located in and connects in juice portion in juice the portion in, and the pars contractilis is located at and squeezes outside cylinder Side, pars contractilis end upward connects the lower end of the vertical arm 41 of an inverted U arm side, the level in the inverted U arm Stretch into squeezing cylinder and be fixedly connected with the piston, be detachably connected or be only in the lower end of the vertical arm 41 of the opposite side of the connection of beam 42 It is pressed on piston, inverted U arm is passed through when pars contractilis shrinks and is promoted piston and is moved downward it, treating in mill room is squeezed Thing is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(7) squeeze cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeezes cylinder part position In connecing in juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at the operation room of squeezing cylinder as shown in figure 14 Interior, the end of the pars contractilis is fixedly connected with the piston, be detachably connected or be pressed on piston, is promoted when pars contractilis stretches out Piston simultaneously moves downward it, and to treating in mill room, expressate is squeezed, and the juice for squeezing out connects juice by filter screen entrance In portion.

It is above-mentioned (1), (2), (3), (4), (5), (6) or (7) in body concrete structure it is as follows：

(1) when pars contractilis is located at squeezing cylinder top, Fig. 1,2,3,7,8 are eligible：

The body is made up of c-type frame structure base portion 24, vertical portion 11 and chain-drive section 1, wherein chain-drive section relative to Vertical portion is cantilevered structure, the encorbelmenting squeezing work sky of constituted between part and the part for stretching out vertical portion of base portion of chain-drive section Between, squeezing cylinder is set in the squeezing working space and juice portion is met；

Squeezing cylinder is to be fixedly connected, be detachably connected or be not connected to the part of encorbelmenting of the chain-drive section, or meets juice portion Fixed directly or by connector with the chain-drive section (be fixedly connected can cause in-convenience in use, but can be achieved on) it is or removable Unload connection；

Or

(2) when pars contractilis is located at connects juice portion lower section, Fig. 4 is eligible:

The body is made up of L-type structure base portion 24 and vertical portion 11, or the body is only made up of base portion and (is somebody's turn to do There is no vertical portion in structure), set from bottom to top in the base portion and connect juice portion and squeezing cylinder, connecing the base portion below juice portion Pars contractilis is set in interior or base portion, the pars contractilis completes expanding-contracting action under the driving of the drive division, the drive division and Electric vacuum pump is arranged in body or on body；

Or

When pars contractilis be located at squeezing cylinder side (Fig. 5 is eligible) or positioned at connect juice portion side when,:

The body constitutes L-type structure by base portion 24 and vertical portion 11, in the base portion horizontally set connect juice portion and Squeezing cylinder, sets horizontal pars contractilis in vertical portion or on vertical portion, the pars contractilis is completed under the driving of the drive division Expanding-contracting action, the drive division is arranged in base portion, in base portion, in vertical portion or vertical portion, the electric vacuum pump Be arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(4) when pars contractilis is located on the outside of squeezing cylinder, Fig. 6 is eligible：

The body constitutes L-type structure by base portion 24 and vertical portion 11, is set from bottom to top in the base portion and connects juice Portion and squeezing cylinder, set pars contractilis upward in vertical portion or on vertical portion, the pars contractilis is under the driving of the drive division Complete expanding-contracting action, the drive division is arranged on the vertical portion in, on vertical portion, in base portion or in base portion, it is described it is electronic very Empty pump is arranged in base portion, in base portion, in vertical portion or vertical portion；

Or

(5) when pars contractilis is located at squeezing cylinder top：

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, driving of the pars contractilis in the drive division Lower completion expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion it is interior or In base portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion is interior or bottom (used as distressed structure, the vertical portion can also be more than two vertical portions, or even the cross section of vertical portion is U in portions Type, c-type, i.e. vertical portion will squeeze cylinder and connect juice portion semicircular in shape and be enclosed in centre.In the present invention, such distressed structure is all returned Become in the middle of hollow frame structure)；

Or

(6) when pars contractilis is located at squeezing cylinder top, Fig. 9 is eligible：

The body is only made up of chain-drive section 1, squeezing cylinder be fixedly connected directly or by connector with the chain-drive section, can Connection is dismantled, or meets juice portion and be fixedly connected directly or by connector with the chain-drive section, be detachably connected；The squeezing cylinder Pars contractilis is set in the chain-drive section of top or on chain-drive section, the pars contractilis completes expanding-contracting action under the driving of the drive division, The drive division is arranged in chain-drive section, on chain-drive section, the electric vacuum pump is arranged in chain-drive section, on chain-drive section or run It is indoor.

Or

(8) when pars contractilis is located at the operation chamber interior of squeezing cylinder, Figure 14 is eligible：

It is body to run the squeezing cylinder at room simultaneous, and pars contractilis is located at the operation chamber interior of squeezing cylinder, and the pars contractilis is described Expanding-contracting action is completed under the driving of drive division, the operation that the drive division is completely or partially arranged on squeezing cylinder is indoor, the electricity The operation that dynamic vavuum pump is arranged on squeezing cylinder is indoor；

Or

(9) when pars contractilis is located at squeezing cylinder top, Figure 15 is eligible：

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, the locus of the pars contractilis and chain-drive section Relation is relatively fixed or can be with respect to varying motion：

When the spatial relation of pars contractilis and chain-drive section is relatively fixed：The pars contractilis fixed with the chain-drive section or It is detachably connected, chain-drive section can move up and down under drive division driving along vertical portion,

The drive division is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion On, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

Or

(10) when pars contractilis is located at squeezing cylinder top：

Or

(11) when pars contractilis is located at squeezing cylinder top：

Squeezing cylinder and connect between juice portion and the two relation between pars contractilis can (1), (2), (3), (4), (5), (6) or (7) selected in, the result of selection is defined as A；Corresponding housing construction can (1), (2), (3), (4), (5), (6), (7), (8), (9), (10) or (11) in selected, the result of selection is defined as B；A and B in two results need to meet ability after matching condition A complete scheme is constituted, the operation room in each complete scheme can connect with atmospheric environment, or confined air Between, wherein being defined as follows on the basis of position relationship by pars contractilis, operation room and between meeting juice portion：

Pars contractilis near operation room description refer to：Squeeze cylinder and meet juice portion and be generally vertically arranged, squeeze cylinder and connect juice Portion's generally horizontally set or squeezing cylinder are obliquely installed in these three structures, are stretched at the equal self-operating room of pars contractilis in squeezing cylinder simultaneously Promote piston；

Pars contractilis be located at operation room side description refer to：Squeeze cylinder and meet juice portion and be generally vertically arranged, pars contractilis drives Piston is stretched into squeezing cylinder and promoted at the vertical arm self-operating room of dynamic inverted U arm opposite side；

Pars contractilis refers near the description for meeting juice portion：Squeeze cylinder and meet juice portion and be generally vertically arranged or squeeze cylinder and connect juice In portion generally horizontally set both structures, pars contractilis passes beneath the bottom for meeting juice portion from meeting juice portion, is then passed through filter screen Stretch into mill room and pull piston.

The state of specific operation room be selected from (1), (2), (3) or (4) in any one：

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, and pars contractilis is certainly End cap is stretched into squeezing cylinder after passing through, and the operation room connects with atmospheric environment or the operation room is to completely cut off with atmospheric environment Confined space.

Relation between end cap and squeezing cylinder end portion is：

When end cap with operation room at squeezing cylinder end portion be structure as a whole or seal buckling structure when, run room be with greatly The confined space of compression ring border isolation；

When squeezing cylinder end portion at end cap with operation room is structure as a whole or seals buckling structure, end cap itself can be with Providing holes or gap, pars contractilis can be set therebetween when passing through end cap gap, can be with the squeezing cylinder side wall at operation room At providing holes or gap, end cap and squeezing cylinder integrally connected can with providing holes or gap, hole or gap can make operation room with Atmospheric environment is connected；

When end cap is buckling structure, there is gap between end cap and squeezing cylinder end portion, operation room is connected with atmospheric environment It is logical.

Or

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, and pars contractilis drives The vertical arm of dynamic inverted U arm opposite side stretched into after being passed through from end cap squeezing cylinder in, the operation room connected with atmospheric environment or The operation room is the confined space completely cut off with atmospheric environment.

Relation between end cap and squeezing cylinder end portion is：

When squeezing cylinder end portion at end cap with operation room is structure as a whole or seals buckling structure, end cap itself can be with Providing holes or gap, vertical arm can be set therebetween when passing through end cap gap, can be with the squeezing cylinder side wall at operation room At providing holes or gap, end cap and squeezing cylinder integrally connected can with providing holes or gap, hole or gap can make operation room with Atmospheric environment is connected；

Or

Relation between end cap and squeezing cylinder end portion is：

It is above-mentioned (1), (2), (3) or (4) in end cap and the relation in squeezing cylinder end portion make the operation room be and atmospheric environment isolation During confined space, operation room forms a space for negative pressure when piston is squeezed, so after the completion of squeezing, negative pressure can be with Make piston reset, i.e. negative pressure similar to the function of air pressure extension spring.

When operation room when the gas outlet of electric vacuum pump is with confined space state connects, operation room is pressed in piston What is formed during squeezing is malleation or negative pressure.

More preferably：The piston is revolving body, when the pars contractilis pushes or pull on piston and is squeezed, piston edge The direction of motion motion of pars contractilis simultaneously also along piston itself axis of rotation rotation, rotation can be such that piston is squeezed in extruding While form an action for rolling (spinning), can will treat that the juice in expressate is extruded as far as possible.

Can also be：The piston is revolving body, and the piston can be along itself axis of rotation rotation.Namely no matter When whether piston moves along the direction of motion of pars contractilis, piston can be along itself axis of rotation rotation.

Annexation between the bleeding point and airtight cavity of electric vacuum pump be selected from (1), (2) or (3) in any one：

It is described connect juice portion side wall or mill room where squeezing cylinder side wall there is stomata 21, the pumping of electric vacuum pump Mouth 19 is connected directly or by exhaust pipe 27 with the port sealing；

Squeezing cylinder and connecing juice portion position not simultaneously, the position of stomata 21 is being also different, can be specifically following three In any one situation：

1. squeezing cylinder is located at and connects when in juice portion, and airtight cavity is by piston, mill room and meets juice portion and collectively forms, mill room Any one position in side wall, piston is provided with stomata, or any one position connect in side wall, the bottom in juice portion is set There is stomata；Or, 2. squeezing cylinder part and be located at and connect when in juice portion, airtight cavity is by piston, mill room and meets juice portion and collectively forms, Piston, mill room are connecing the side wall in juice portion, any one position of the bottom of mill room is provided with stomata, or meets juice portion Any one position in side wall, bottom is provided with stomata；Or, 3. squeezing cylinder is entirely located in and connects when in juice portion, airtight cavity By piston, mill room, seal and meet juice portion and constitute, piston, the side wall for meeting juice portion, bottom, any one position of seal It is provided with stomata.

Or

(2) the stomata 21 connect on juice portion bottom surface has to the tracheae 29 for connecing juice portion internal projection, and the tracheae is stretched into and meets juice portion Interior end 30 is located at more than the juice liquid level connect in juice portion, and the bleeding point 19 of electric vacuum pump is directly or by exhaust pipe 27 Connected with tracheae sealing.

Or

(3) the piston is provided with stomata 21 (top surface and bottom surface of the stomata through piston), the bleeding point of electric vacuum pump 19 connect directly or by exhaust pipe 27 with the port sealing.

Connect the upper port in juice portion or its inside a funnel-form cover plate 31, the minimum point of the funnel-form cover plate can also be set With a perforate, a movable float 32 is set, the float collectively forms float trap with funnel-form cover plate in the perforate；The pressure After the juice that squeezing chamber pressure is squeezed out flows into funnel-form cover plate, float levitating makes juice flow into connecing below funnel-form cover plate by perforate In juice portion, after squeezing completion, juice stream are complete, float decline blocks perforate, and funnel-form baffle plate lower section is completely cut off with its top.

In order to increase the squeezing effect of piston, two surfaces 47 and 48 of mutually piston and the filter screen extruding of extruding can be equal It is planar structure, or the two is the convex-concave structure of monoblock type, or the two is the concaveconvex structure of monoblock type.In Figure 11, piston Lower surface 47 be projective structure, the upper surface 48 of filter screen is sunk structure, and the two constitutes convex-concave structure.

On the basis of above-mentioned two surface difference fit structure is met, in any one of the filter screen surface relative with piston There are at least one bulge-structure or two surfaces to be respectively provided with least one bulge-structure or two surface tools on individual surface Have mutual cooperation convex-concave structure or concaveconvex structure or two surfaces at least one surface there is radial fin knot Structure or two surfaces have the shape for squeezing that can be fitted completely.In Figure 12, the lower surface 47 of piston and filter screen Upper surface 48 has the projective structure 49 of mutual dislocation, and the sunk structure 50 of dislocation, projective structure are similarly additionally provided with the two With the convex-concave structure that sunk structure together constitutes mutual cooperation.

During Motorized vacuum pump work, bleeding point or exhaust pipe are squeezing be evacuated in airtight cavity (negative pressure) Cheng Hou, airtight cavity need recover normal barometric pressure, on the squeezing cylinder at the mill room, it is described connect in juice portion (Fig. 2) or electricity (Fig. 1,6,7) install one on the exhaust pipe of dynamic vavuum pump is used to import the hand-operated valve or electrically-controlled valve 20 of gas.Electrically-controlled valve refers to It is the opening/closing valve of power drive, including but not limited to motor-driven valve, magnetic valve or electrostriction valve etc. with electricity.

In a word, one is installed for importing on the part for constituting airtight cavity or on the exhaust pipe of electric vacuum pump The hand-operated valve or electrically-controlled valve of gas,

Due to being respectively provided with a motor in driven by power telescoping mechanism and electric vacuum pump, if the two shares a motor It is also possible.Specifically：There is one to be not provided with motor in the electric vacuum pump or driven by power telescoping mechanism, another tool There is the work that motor is not provided with directly or by actuator drives of motor.Above-mentioned transmission device includes but is not limited to shaft coupling Device mechanism, gear drive, belt gear, chain drive or electromagnetic clutch mechanism.

Temperature sensor is installed in the closed cavity or in the exhaust pipe of electric vacuum pump；Or, constitute envelope Temperature sensor is installed on the part outer wall of closed chamber body；Or, in the body for connecing juice portion side, connect the body of juice portion side Above, connect in the body below juice portion or connect and temperature sensor is installed on the body below juice portion.The temperature sensor is Contact type temperature sensor or non-contact temperature sensor.

Oxygen sensor is installed in the airtight cavity or in exhaust pipe, or space residing for oxygen sensor with it is close Closed chamber body is connected.

In order to control electric vacuum pump and driven by power telescoping mechanism to work, also including for controlling electric vacuum pump and electricity Power drives the automaton of telescoping mechanism work, the automaton to control mould including time control module, air pressure In block, load current detection control module, temperature detection control module or oxygen detection control module any one, it is any Two, any three, any four or all five：

Or

(5) the detection part in oxygen detection control module includes oxygen sensor, and oxygen sensor is arranged on Motorized vacuum In the space connected with the airtight cavity in the exhaust pipe of pump, in airtight cavity；

Load current detection control module of the present invention can be independent " hardware " constitute part, or Automaton load current detection subsidiary in itself and control function.

In order to expand the ability that juice portion contains juice that connects, a juice yield tube 38 is set in described connecing on juice portion bottom or side wall, The juice pipe end is tightly connected with a upper end open 39 for connecing juice tank 40 or the juice pipe end is provided with tap；

Or

Connect and a juice yield tube 38 is set on juice portion bottom or side wall, the upper end open 39 that the juice pipe end connects juice tank 40 with It is tightly connected, the bleeding point 19 of electric vacuum pump 17 is tightly connected directly or by exhaust pipe 27 with the juice tank that connects.

In above-mentioned various structures, in order to avoid the juice after expressing process and squeezing is oxidized by oxygen, pressed in piston During squeezing, the gas pressure in airtight cavity is preferably less than 10 kPas and (0 kPa is exactly " absolute vacuum ", is reason more than 0 kPa By upper vacuum limit value, any vavuum pump does not reach 0 kPa yet on the earth), preferred scheme is：Piston squeezing when, Gas pressure in airtight cavity is less than 2.5 kPas (about 21 DEG C of water boiling point), and more than 0 kPa.

Particularly pointing out is：The boiling point of water can be reduced with air pressure reduction, and water boiling point is 15 DEG C when such as 1.71 kPas； 10 DEG C of water boiling point when 1.23 kPas；5 DEG C of water boiling point when 0.87 kPa；0 DEG C of water boiling point when 0.61 kPa.Therefore when described When gas pressure is less than 1.23 kPas in airtight cavity, squeezed, also had to juice Automatic-cooling function simultaneously.

For the more flexible relation set between pars contractilis and piston, the end that the pars contractilis is connected with drive division And/or between the end of the pars contractilis and piston connection be it is split type be detachably connected, two relative ends are by connection Part is servo-actuated.As shown in figure 13, a connection piece 51 is installed in the lower end of pars contractilis 5, and the connector is inlaid in the company of piston-top surface installation In the groove 52 of the upper end of socket part 56, connector lower end is located in the draw-in groove 54 made on the connecting portion below groove and by fastening Part 53 is fixed with connecting portion upper end, and fastener can be the conventional fixed structure such as nut, buckle, pin.It is only shown in Figure 13 One of which is detachably connected mode, and other manner is can also be at this is detachably connected mode.

Driven by power telescoping mechanism is the telescoping mechanism that power-jdriven gear drives, and it has drive division and pars contractilis.Stretch Contracting portion is typically the head of driven by power telescoping mechanism, and remainder is referred to as drive division.

The pars contractilis can be extended or retracted under the driving of drive division, for other objects of push/pull.

The power-jdriven gear is included but is not limited to：(rotary or linear) motor, through screw mandrel straight line step Stepper motor, electromagnetic actuator device, electrostriction drive device, magnetostriction drive device, electric hydraulic pump are (by motor and liquid Press pump etc. is constituted), electropneumatic pump (motor and pulsometer etc. constitute) etc..

The telescoping mechanism is generally divided into fluid pressure type driving telescoping mechanism (such as hydraulic jack), vapour-pressure type and drives and stretches Mechanism's (such as pneumatic cylinder), parallelogram articulated telescopic mechanism, rotatory and extending device, linear telescopic mechanism are (such as linear Motor direct drive is flexible or through screw mandrel linear stepping motor) etc., or above-mentioned telescoping mechanism various combination Telescoping mechanism etc..

Wherein, rotatory and extending device is typically used using screw rod and nut screw connection, is realized flexible.According to concrete structure not Together, its pars contractilis (typically head) be divided into can only linear telescopic (set by internal mechanism, rotary motion be changed into " flexible The simple linear telescopic in portion "), can linear telescopic can rotate that (its pars contractilis can do rectilinear direction and stretch, and can also do to rotate and transport again It is dynamic) two kinds.

Additionally, rotatory and extending device can also be：Linear telescopic mechanism is driven by definite-purpose motor rotate in itself, or it is stretched Contracting portion is driven by definite-purpose motor and rotates, to realize its not only flexible but also revolvable purpose.Even, can also be：Electric power drives The drive division of dynamic telescoping mechanism is driven by definite-purpose motor rotate in itself, thus drives pars contractilis rotation.

The driven by power telescoping mechanism is included but is not limited to：It is electric pushrod, electric cylinder, straight line moving motor, through Screw mandrel linear stepping motor, electronic rack-jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, Electropneumatic push rod, electric screw lifter, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, Electronic crank block telescoping mechanism, electronic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel are stretched Contracting mechanism, electric ball screw elevating mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic set cylinder Any in formula elevating mechanism, electronic upright type lifting mechanism, electronic articulated arm lift structure or electric chain formula elevating mechanism Kind or any two kinds and the above combination.

On the body for connecing juice portion side, connecing juice portion bottom, connect in the body of juice portion side, connect juice portion side, meet juice portion In the body of lower section or connect below juice portion body on electric heater unit is set.The electric heater unit can be electrothermal tube, electricity Hotting mask, Far-infrared Heating, Electromagnetic Heating or other can will connect the structure of the heating of juice in juice portion.

The structure of driven by power telescoping mechanism used above is described by embodiment 1~11, and each embodiment is equal Can solve the problem that technical problem proposed by the invention and acquisition avoids active ingredient by the technique effect of considerable damage.But except upper State beyond driven by power telescoping mechanism, the driven by power actuating mechanism that can also be described as follows, specially：Driven by power is moved It is the actuating mechanism that power-jdriven gear drives as mechanism, it has drive division and operating member.Operating member is typically driven by power The head of actuating mechanism, remainder is referred to as drive division.

Drive division provides power, moves operating member, and applies external force to piston, drives piston to be also carried out motion, is formed Treat the squeezing and extruding of expressate.

From unlike driven by power telescoping mechanism：The motion of operating member includes but is not limited to rotate, reverse, swing or shake Move etc..Such as：The operating member of circumference rotation can be carried out around axle center, can also use pendulum using cam, crank, bent axle etc. Arm etc. carries out unidirectional or reciprocally swinging the operating member of camber line around axle center, can also use the crushing block stirred by drive division Operating member, etc..Certainly, cam, crank, bent axle can also do unidirectional or reciprocally swinging the fortune of camber line under drive division driving Dynamic, the Main Function principle of the operating member is exactly to drive piston movement in the motion processes such as rotation, swing.

The off-axis farthest position of the heart such as cam, bent axle is extruded it when turning to piston, makes piston movement；Swing arm, The outboard end of crank is extruded it when turning to piston, makes piston movement；When crushing block is struck, its close piston End is extruded piston, makes piston movement.

Either above-mentioned pars contractilis, or operating member, it is mainly accomplished that the driving to piston, realizes it to squeezing Treat the squeezing or extruding of expressate in interior.Drive division is mainly accomplished that the driving to pars contractilis or operating member, and it provides power, And power is passed into pars contractilis or operating member by running part, running part can be various structures, these running parts As long as the action of pars contractilis or operating member can be realized.

Embodiment 1

As shown in figure 1, the interior piston 10 that is slidably installed of squeezing cylinder 9, the outer rim of the piston and the inner edge of squeezing cylinder are brought into close contact, Piston will squeeze operation room 2 and the mill room 13 that cylinder is divided into mutual isolation, and the top surface of piston is located at and runs indoor, the bottom surface of piston In mill room.

Squeezing cylinder and being connect removably be tightly connected by modes such as spiral, buckles between juice portion 22, preferably squeezes cylinder position In connecing in juice portion, mill room forms an airtight cavity 55 with the juice portion that connects, and operation room connects with atmospheric environment.

Driven by power telescoping mechanism is electric pushrod.Its drive division with the motor and screw rod of electric pushrod, nut, lead Set, slide etc. are critical piece, and pars contractilis is the push rod in electric pushrod.Motor drive screw is rotated, by screw rod and spiral shell It is the straight reciprocating motion of push rod that mother coordinates the convert rotational motion of motor.

Body 7 is the c-type frame structure being made up of chain-drive section 1, vertical portion 11 and base portion 24, the part of encorbelmenting of chain-drive section Squeezing working space is constituted and the part for stretching out vertical portion of base portion between, the squeezing work between chain-drive section and base portion is empty It is interior that squeezing cylinder is set and juice portion is met.Squeezing cylinder can be detachably connected with chain-drive section bottom surface, and its structure can be as shown in Figure 10, Two upper ends 45 of spill inner curved track slot are fixed in chain-drive section bottom surface both sides, two spill inner curved track slots are interior with respect to position The inner surface for stooping end 46 hooks the chimb 43 that squeezing cylinder both sides are made respectively, the chimb of the same side with it is interior stoop end mutually it Between be that grafting coordinates, squeezing cylinder be connected with chain-drive section after end is stooped in chimb is manually pushed back into, reversely pulling squeeze cylinder can It is set to be disengaged with chain-drive section.

Drive division 6 is arranged in chain-drive section, and it passes through running part 3 and drive sleeve 4 is connected and drives pars contractilis 5, stretches Contracting portion is located at the top of squeezing cylinder and its lower end for stretching into squeezing cylinder and installs one and compress disk 8, and this compresses the top that disk is pressed on piston Face.Multiple filter openings 15 are made on the base plate 14 for squeezing cylinder and form filter screen.Electric vacuum pump 17 is installed in vertical portion, this is electronic Directly (or can also be by exhaust pipe) sealing connects the stomata 21 connect on juice portion side wall, its outlet to the bleeding point 19 of vavuum pump Mouth connects atmospheric environment directly or by outlet pipe, and electrically-controlled valve 20 and baroceptor 18, gas are set on above-mentioned bleeding point Pressure sensor installs electric heater unit 23 for detecting the air pressure in airtight cavity in base portion.

When the present embodiment is squeezed：

1. squeezing cylinder is removed, then squeezing cylinder bottom plate (make at least one filter opening thereon, the base plate with filter opening Filter screen is functioned as, so filter screen can also will be collectively referred to as with the base plate of filter opening) on place and treat expressate, piston is put Enter to squeeze in cylinder, then juice portion will be met and be arranged on squeezing cylinder lower end；

2. squeezing cylinder is integrally put into squeezing working space with juice portion is met, squeezing cylinder upper end is connected with chain-drive section, made The stomata connect in juice portion is connected with the bleeding point sealing of electric vacuum pump；

3. start electric vacuum pump, vacuumized it, when the air pressure that baroceptor detects airtight cavity meets During condition, start driven by power telescoping mechanism, pars contractilis promote piston squeezed (or, or start Motorized vacuum Just starting driven by power telescoping mechanism while pump promotes piston to be squeezed), after the completion of waiting to squeeze, pars contractilis is retracted in situ And close driven by power telescoping mechanism, juice is entered and stored by filter screen and connecing in juice portion；

4. (electric signal is exported by automaton) and opens electrically-controlled valve 20, outside air is entered in airtight cavity, Release vacuum；

5th, electric heater unit can be heated in squeezing, or be heated after squeezing is completed, and all processes are completed Afterwards, squeezing cylinder is removed, juice portion will be met and disengaged with squeezing cylinder, then pour out juice, then carried out squeezing cylinder and meet juice portion Cleaning.It is, of course, also possible to be that the electric heater unit that do not start from start to finish for squeezing is heated.

It is described compress disk 8 effect be：Promotion piston squeezing evenly, it is to avoid piston is inclined in expressing process.

The filter opening 15 of the filter screen can be circular hole (such as 1~2mm of diameter), elliptical aperture, square hole, oblong aperture, delthyrium, (when being straight line or curve gap, its gap width is generally less than for grille-like gap or Else Rule or irregular shape 5mm, it is to avoid gap is wide, enters residue and connects in juice portion.Certainly according to different squeezing needs, gap width or aperture also may be used With more than 5mm).

Embodiment 2

As shown in Fig. 2 the present embodiment place different from embodiment 1 is：1. squeezing cylinder upper end does not connect with chain-drive section bottom surface Connect, i.e., the two keeps certain gap, the bottom for meeting juice portion is placed in base portion or is embedded in base portion；2. connect on juice portion bottom surface Stomata 21 have to the tracheae 29 for connecing juice portion internal projection, the tracheae stretches into the end 30 that connects in juice portion and is located at the juice connect in juice portion More than liquid liquid level, the bleeding point 19 of electric vacuum pump 17 is sealed with tracheae and connected by exhaust pipe 27, gas circuit connector 28；3. Multiple filter openings 15 are made on filter screen 25, filter screen is mounted or located on the made hole 26 of squeezing cylinder bottom plate 14；4. it is used to import gas The hand-operated valve 20 of body is close on the side wall of squeezing cylinder lower end installed in juice portion is met.

Driven by power telescoping mechanism is electric hydraulic lifting jack.Its drive division with hydraulic cylinder and electric hydraulic pump be main portion Part, pars contractilis is the piston rod in hydraulic cylinder.Electric hydraulic pump is made up of motor and hydraulic pump etc..Motor rotation driving Hydraulic pump works, and then make to produce pressure in hydraulic cylinder, promote the piston rod movement.

Driven by power telescoping mechanism, the control of electric vacuum pump are completed by temperature detection control module.After the completion of squeezing, hand Dynamic hand-operated valve of opening releases vacuum in airtight cavity.

What temperature detection control module realized suction press automatically controls that (temperature sensor is arranged on taking out for electric vacuum pump In air pipe, it is used to detect the temperature in airtight cavity), when the present embodiment is squeezed：

3. start electric vacuum pump, vacuumized it, when the temperature that temperature sensor detects airtight cavity meets During condition (former temperature is for example vacuumized for 25 DEG C, by being evacuated down to 1.71 kPas, water boiling point is reduced to 15 DEG C, accordingly Closed chamber body temperature be also reduced to 15 DEG C), now, start driven by power telescoping mechanism, pars contractilis promote piston pressed Squeeze (or, or start electric vacuum pump while just start driven by power telescoping mechanism promote piston squeezed, when When temperature is reduced to 15 DEG C, stop squeezing), after the completion of waiting to squeeze, pars contractilis is retracted in situ and is closed driven by power and stretch Mechanism, juice is entered and stored by filter screen and connecing in juice portion；

5. after the completion of all processes, squeezing cylinder is removed, juice portion will be met and disengaged with squeezing cylinder, then poured out juice, so Carry out squeezing cylinder afterwards and connect the cleaning in juice portion.

Embodiment 3

As shown in figure 3, the present embodiment place different from embodiment 1 is：1. squeezing cylinder upper end does not connect with chain-drive section bottom surface Connect, i.e., the two keeps certain gap, the bottom for meeting juice portion is placed in base portion or is embedded in base portion；2. the upper of juice portion is being connect Port sets a funnel-form cover plate 31, and the minimum point of the funnel-form cover plate has one movable floating of setting in a perforate, the perforate Son 32, the float collectively forms float trap with funnel-form cover plate；After the juice that mill room is squeezed out flows into funnel-form cover plate, float Levitating makes juice flow into connecing in juice portion below funnel-form cover plate by perforate, and after squeezing completion, juice stream are complete, float declines Perforate is blocked, by funnel-form baffle plate lower section and its top isolation；3. juice portion upper end sealing one connecting portion 33 of installation, the company are being connect The upper end connection squeezing cylinder lower end of socket part.Directly (or can also be by exhaust pipe) sealing of the bleeding point 19 of the electric vacuum pump Stomata 21 on the wall of connection connecting portion side.

Driven by power telescoping mechanism is electric screw lifter.Its drive division is main with motor and screw riser etc. Part, pars contractilis is the screw rod in electric screw lifter.Motor drive screw is rotated, while making screw rod do rectilinear direction Motion.

Driven by power telescoping mechanism, the control of electric vacuum pump are completed by load current detection control module, other pressures Squeezing process is same as Example 1.

Also there is the load current detection control module abnormal overload to squeeze automatic protection functions simultaneously：If i.e. in institute State and abnormal hard object (such as iron ball) is put into mill room, then when the screw rod in electric screw lifter promotes piston to be pressed When squeezing, the hard object of the exception is pressed onto, will necessarily make motor that stall occurs, now the load current detection control module Detection part detect current overload, then immediately pass through the control module and stop motor work.Motor is avoided to be burnt because of stall Ruin.

Embodiment 4

As shown in figure 4, the present embodiment place different from embodiment 1 is：1. body 7 is by base portion 24 and the structure of vertical portion 11 L-shaped structure, drive division is arranged in base portion, and pars contractilis is located at base portion and meets juice portion from hermetically passing below juice portion is connect After base plate, it is then passed through filter screen and enters in squeezing cylinder and be connected with piston；2. filter screen 25, squeezing are installed in the mill room lower end of squeezing cylinder The operation room upper end spiral-lock end cap 35 of cylinder, has gap 34 between end cap and squeezing cylinder upper end；3. connect juice portion bottom and be placed on base In portion or in embedded base portion.

Driven by power telescoping mechanism is electropneumatic push rod.The critical piece of drive division is motor, air pump, cylinder etc., is stretched The critical piece in contracting portion is the parts such as the push rod in electropneumatic push rod.

Driven by power telescoping mechanism, the control of electric vacuum pump are completed by load current detection control module, piston be by Pars contractilis is pulled downward on to complete squeezing, and other expressing process are same as Example 1.

Embodiment 5

As shown in figure 5, the present embodiment place different from embodiment 1 is：1. body 7 is by base portion 24 and the structure of vertical portion 11 L-shaped structure, drive division is arranged in base portion, and pars contractilis is horizontally installed in the vertical portion of operation room, pars contractilis End is stretched into squeezing cylinder from the end unitary tip cap near the squeezing cylinder of operation room, and is fixedly connected piston；2. electronic true Empty pump is arranged in vertical portion, and its bleeding point seals connection and meets juice portion by exhaust pipe；3. filter screen 25 is arranged on and connects in juice portion； 4. connect and a juice yield tube 38 is set on juice portion bottom, the upper end open 39 that the juice pipe end connects juice tank 40 with is tightly connected.

Driven by power telescoping mechanism is through screw mandrel linear stepping motor.The critical piece of drive division is motor etc., is stretched The critical piece in contracting portion is the parts such as the through screw mandrel in through screw mandrel linear stepping motor.

Driven by power telescoping mechanism, electric vacuum pump control it is complete by air pressure control module (detection part is baroswitch) Into other expressing process are same as Example 1.

Embodiment 6

As shown in fig. 6, the present embodiment place different from embodiment 1 is：1. body 7 is by base portion 24 and the structure of vertical portion 11 L-shaped structure, drive division is arranged in vertical portion, and the pars contractilis that its upper end is set connects the vertical arm of inverted U arm side upward Stretch into squeezing cylinder and promote piston in 41 lower end, the lower end of the vertical arm of the inverted U arm opposite side；2. juice portion bottom is connect to be placed on In base portion or in embedded base portion.

Driven by power telescoping mechanism is electronic rack-jack.The critical piece of drive division is motor, gear etc., pars contractilis Critical piece be the parts such as the tooth bar in electronic rack-jack.

Driven by power telescoping mechanism, electric vacuum pump are controlled by air pressure control module (detection part is baroceptor) Complete, other expressing process are same as Example 1.

Embodiment 7

As shown in fig. 7, the present embodiment place different from embodiment 1 is：1. squeezing cylinder is entirely located in and connects in juice portion, squeezes The integrally formed chimb 43 in cylinder upper end connects connecing juice portion upper end and closing on the outside of it and connects juice portion upper end.The chimb can from Fig. 7 See, its vertical cross-section is horn shape.

In the structure, squeeze the chimb spiral-lock at the top of cylinder outer rim by one and connecing at juice portion upper end open, it is living The space for meeting juice portion below plug, chimb and chimb collectively forms airtight cavity.

Driven by power telescoping mechanism is electronic worm and gear link-type telescoping mechanism.The critical piece of drive division be motor, Worm screw, worm gear etc., the critical piece of pars contractilis are the parts such as the push rod in electronic worm and gear link-type telescoping mechanism.

Embodiment 8

As shown in figure 8, Fig. 8 is the fragmentary sectional view for squeezing cylinder, connecing juice portion and piston.The present embodiment is with embodiment 1 not Same place is：1. a part for squeezing cylinder is located at and connects in juice portion, connects juice portion upper end with squeezing cylinder outer rim (fixed or detachable) Connect and close and connect juice portion upper end, mill room constitutes airtight cavity with juice portion is met.

Driven by power telescoping mechanism is electric screw screw mandrel telescoping mechanism.The critical piece of drive division is motor, gear etc., The critical piece of pars contractilis is the parts such as the helical screw in electric screw screw mandrel telescoping mechanism.

Embodiment 9

As shown in figure 9, the present embodiment place different from embodiment 1 is：1. squeezing cylinder is entirely located in and connects in juice portion, squeezes Cylinder upper end integrally formed chimb 43 connection connecing in juice portion at concave end 44 and closing on the outside of it connects juice portion upper end, mill room with Meet juice portion and constitute airtight cavity；2. body 7 is only made up of chain-drive section 1, and drive division and electric vacuum pump are arranged in chain-drive section； 3. the bleeding point of electric vacuum pump is directly or by the stomata 21 made on the exhaust pipe sealing connection chimb 43；4. juice is connect Portion side wall (near upper end position) is provided with hand-operated valve (not shown in Fig. 9).

Driven by power telescoping mechanism is electronic upright type lifting mechanism.The critical piece of drive division is motor, gear etc., is stretched The critical piece in contracting portion is the parts such as the column in electronic upright type lifting mechanism.

Driven by power telescoping mechanism, electric vacuum pump control by oxygen detection control module (detection part be oxygen pass Sensor) complete.Oxygen sensor transmits to oxygen detection control the oxygen concentration change in airtight cavity in electrical signal form The control section of module, the work of control section control electric vacuum pump and/or driven by power telescoping mechanism.

When the present embodiment is squeezed：

1. chain-drive section 1 is removed, then (make at least one filter opening thereon, the base plate with filter opening in squeezing cylinder bottom plate Function as filter screen, so filter screen can also will be collectively referred to as with the base plate of filter opening) on place and treat expressate, by piston It is put into squeezing cylinder；

2. chain-drive section is arranged on and connects juice portion upper end, made to connect juice portion upper end and be connected with chain-drive section and (but connect juice portion upper end and be only For being detachably connected with chain-drive section bottom surface, the sealing of squeezing cylinder upper end is crimped on and connects juice portion upper end, the operation room 2 for squeezing cylinder be with Atmospheric environment connection), make the bleeding point of electric vacuum pump directly or by system on the exhaust pipe sealing connection chimb 43 The stomata 21 for going out；

3. start electric vacuum pump, vacuumized it, when oxygen sensor detects the oxygen concentration of airtight cavity (it is 21% for example to vacuumize former oxygen concentration, drops to 2.1% by vacuumizing oxygen concentration, accordingly when eligible Airtight cavity in air pressure be reduced to about 10.1 kPas), start driven by power telescoping mechanism, pars contractilis promote piston pressed Squeeze (or, or start electric vacuum pump while just start driven by power telescoping mechanism promote piston squeezed), After the completion of waiting to squeeze, pars contractilis is set to retract in situ and close driven by power telescoping mechanism, juice is entered and stored by filter screen Connect in juice portion；

4. hand-operated valve is opened, outside air is entered in airtight cavity, release vacuum；

5. after the completion of all processes, chain-drive section is removed, juice portion will be met and disengaged with squeezing cylinder, then poured out juice, so Carry out squeezing cylinder afterwards and connect the cleaning in juice portion.

Embodiment 10

As shown in figure 14, the present embodiment place different from embodiment 1 is：1. the squeezing cylinder at operation room is simultaneous for body； 2. drive division and pars contractilis are respectively positioned on operation interior, and drive division can be fixed or be detachably arranged in by structures such as support, crossbeams On the inwall of the squeezing cylinder at operation room, the lower end of pars contractilis is fixedly connected, is detachably connected or is pressed on piston-top surface；3. electric Dynamic vavuum pump can be fixed or be detachably arranged on the inwall of squeezing cylinder of operation room by structures such as support, crossbeams, and it is taken out Gas port connects the stomata connect on juice portion side wall by exhaust pipe；4. spiral-lock end cap 35, two in the squeezing cylinder end portion at room are run There is gap 34 between person, the operation room connects with atmospheric environment；5. squeezing cylinder bottom portion be located at connect in juice portion and with connect juice portion upper end It is tightly connected, mill room constitutes airtight cavity with juice portion is met；6. without electric heater unit.

Driven by power telescoping mechanism is electric cylinder.The critical piece of drive division is motor, gear etc., the main portion of pars contractilis Part is the parts such as the push rod in electric cylinder.

Embodiment 11

As shown in figure 15, the body constitutes c-type frame structure by base portion, vertical portion and chain-drive section, wherein described perpendicular Straight portion is provided with chain-drive section and chain-drive section is cantilevered structure relative to vertical portion, and encorbelment part and the base portion of chain-drive section are stretched out Squeezing working space is constituted between the part of vertical portion, squeezing cylinder is set in the squeezing working space and juice portion is met.

The present embodiment place different from embodiment 1 is：

1. squeezing cylinder upper end and chain-drive section bottom surface is not connected to that (being not connected to herein refers to squeezing cylinder upper end and chain-drive section bottom surface Between can keep certain gap, or the two contacts with each other but without the relation of any connection), the bottom for meeting juice portion is placed on In base portion or in embedded base portion.

2. the stomata 21 connect on juice portion bottom surface has to the tracheae 29 for connecing juice portion internal projection, and the tracheae is stretched into and connect in juice portion End 30 is located at more than the juice liquid level connect in juice portion, and the bleeding point 19 of electric vacuum pump 17 is connected by exhaust pipe 27, gas circuit Fitting 28 is connected with tracheae sealing.

3. multiple filter openings 15 are made on filter screen 25, and filter screen is mounted or located on the made hole 26 of squeezing cylinder bottom plate 14.

4. the hand-operated valve 20 for being used to import gas is arranged on the side wall for meeting juice portion near squeezing cylinder lower end.

5. pars contractilis is set in the chain-drive section above squeezing cylinder or on chain-drive section, the space bit of the pars contractilis and chain-drive section The relation of putting is relatively fixed or can be with respect to varying motion.

When the spatial relation of pars contractilis and chain-drive section is relatively fixed：The pars contractilis fixed with the chain-drive section or It is detachably connected, chain-drive section can move up and down under drive division driving along vertical portion, and the drive division is arranged on In chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion, electric vacuum pump is arranged on chain-drive section On interior, chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

When the pars contractilis and chain-drive section spatial relation can relative varying motion when：Pars contractilis and/or head Portion can be moved up and down under drive division driving along vertical portion, and the two overall up and down motion and/or the flexible of pars contractilis are moved Realize motion of the piston in squeezing cylinder；The drive division is arranged in chain-drive section, on chain-drive section, in base portion, base In portion, in vertical portion or on vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, In vertical portion or on vertical portion.

In the present embodiment, the drive division of driven by power telescoping mechanism mainly includes that being arranged on side in vertical portion (is close to Squeeze the side of working space) on spline-simulating track 57 and the motor that is located in chain-drive section and reduction gearing etc. constitute, slow down Wheel and rack shape track 57 is intermeshed.Chain-drive section has (upright projection is) C-shaped grooves, institute near the end of vertical portion side State C-shaped grooves shape to be mutually matched with spline-simulating track cross section, spline-simulating guide rail can be stuck at two openings of C-shaped grooves Root and make chain-drive section stop collar (Figure 15 is only to illustrate) on the spline-simulating guide rail.The purpose of above-mentioned C-shaped grooves is With by spacing suit between chain-drive section and vertical portion, while ensureing that chain-drive section moves up and down along spline-simulating guide rail.Certainly this is removed Outside can also then make two of chain-drive section both sides to lead using installing vertical guide pillar additional in the spline-simulating track both sides of vertical portion It is sleeved on the guide pillar of homonymy, realizes the purpose moved up and down in the spacing suit of chain-drive section and along vertical portion.

In the present embodiment, equivalent to an intermediate member, it is driven after the driving of portion's (motor etc.) up and down chain-drive section Motion, while driving pars contractilis to be moved up and down, that is to say, that pars contractilis is still to realize stretching under the driving of drive division Action.

Pars contractilis is the push rod of vertical shape, and it fixes or is removably mounted under chain-drive section that (it is and chain-drive section between Spatial relation is relatively fixed).Pars contractilis lower end is fixed or is detachably connected with piston.

The motor of drive division rotarily drives reduction gearing rotation, and reduction gearing is engaged by with spline-simulating track, rolled again Chain-drive section is set to be moved up and down along the spline-simulating track.The pars contractilis is moved with the up and down motion of chain-drive section.Work as head When portion moves downward, drive push rod to move downward and then promote the piston to treating expressate squeezing in mill room.

Driven by power telescoping mechanism, the control of electric vacuum pump are completed by time control module.After the completion of squeezing, beat manually Drive hand-operated valve and release vacuum in airtight cavity.Other expressing process are same as Example 1.

The present embodiment is not both with the maximum of embodiment 1：Chain-drive section is movable on vertical portion, and chain-drive section can Moved up and down along vertical portion with being driven in drive division.

In addition to the fit system of above-mentioned spline-simulating guide rail and gear, there can also be matching somebody with somebody for equivalent effect using other Conjunction mode, such as, have vertical screw rod on vertical portion, has nut to be arranged on the screw rod on chain-drive section, there is motor on body Drive the screw rod to rotate or drive nut to rotate, chain-drive section can be made to be moved up and down along the screw rod, and then reach promotion Piston carries out squeezing purpose.

In above-described embodiment, (Fig. 1,2,3,7,15), vertical portion in the body be made up of base portion, vertical portion and chain-drive section Cross section be c-type (can also be U-shaped) as shown in figure 16, in such structure, vertical portion is arranged on chain-drive section and base Between portion, the space that chain-drive section, vertical portion and base portion are surrounded constitutes squeezing working space, and pressure is set in the squeezing working space Squeeze cylinder and meet juice portion.The cross section of vertical portion is the bulk strength that c-type or U-shaped benefit are the increase in body.

Certainly, in the body being made up of base portion and vertical portion (Fig. 4,5,6), the cross section of vertical portion can also be such as figure C-type (can also be U-shaped) shown in 16, in such structure, vertical portion is arranged in base portion, and vertical portion and base portion are surrounded Space constitute squeezing working space, squeezing cylinder is set in the squeezing working space and juice portion is met.

In addition to above-described embodiment 1~11, following 12~14 pairs of driven by power actuating mechanisms of embodiment specifically make Illustrated with process, embodiment 12 describes the outer rims such as cam, bent axle has the structure of larger protuberance, projection, embodiment 13 describe the structure that the outboard ends such as crank, swing arm extend laterally, and embodiment 14 describes the structure of rocking arm.

Embodiment 12

The present embodiment part same as Example 1 includes：The installation site of piston, squeeze cylinder and connect the position between juice portion Put relation and annexation, the structure of body and position relationship and annexation and miscellaneous part between, the peace of drive division Holding position, the installation site of electric vacuum pump and the annexation with airtight cavity, the shape of the position of filter screen and filter opening, from Dynamic control device etc..

As different from Example 1：Piston is driven by driven by power actuating mechanism, and the operating member in the mechanism is cam, The parts such as motor, deceleration, commutation, rotating shaft in addition to cam are referred to as drive division.

Cam at this can use various shapes, be illustrated by taking simplest structure as an example below, cam at this A protuberance is made on body, distance of the protuberance away from axle center more than the body distance of outer rim away from axle center at other, preferably Can be：Protuberance both sides are seamlessly transitted by inclined-plane with the body outer rim of homonymy.

The motor of drive division is arranged in chain-drive section, can connect cam by the output shaft of deceleration and/or changement Rotating shaft, the operation that cam is located at squeezing cylinder is indoor, and the outboard end of its protuberance is turned to when at piston-top surface, due to protrusion , more than the distance between cam axle center and piston-top surface, be pressed down against for piston by protuberance, makes it in mill room for the length in portion Treat that expressate is squeezed, the juice that squeezes out is flowed into and connect in juice portion.

Above-mentioned motor can also drive a rub wheel to rotate, and the outer rim of the rub wheel is pressed in the body and protuberance outer rim of cam On, the rotation of rub wheel makes cam along its axis rotation, and by protuberance extrusion piston.

Likewise, the present embodiment can similarly drive work using other similar structures that the outer rims such as bent axle have protuberance To treating in mill room, expressate is extruded plug.

Embodiment 13

The present embodiment is as different from Example 2：Piston is driven by driven by power actuating mechanism, the operating member in the mechanism It is swing arm, the part such as motor, deceleration, commutation, rotating shaft in addition to swing arm is referred to as drive division.

Swing arm can be the output shaft of the structures such as bar shaped, template, one end connection deceleration or changement, and motor is in program The lower forward or reverse of control, makes swing arm form the swing similar to simple harmonic motion, and the outboard end of swing arm turns to piston-top surface During place, because the length of swing arm is more than the distance between swing arm one end axle center and piston-top surface, swing arm other end is downward by piston Extruding, expressate is squeezed to treating in mill room to make it, and the juice for squeezing out is flowed into and connect in juice portion.

(pars contractilis and driven by power telescoping mechanism of third step are respectively replaced with this implementation when other structures and squeezing The operating member and driven by power actuating mechanism of example) it is same as Example 2.

Embodiment 14

The present embodiment is as different from Example 6：Piston is driven by driven by power actuating mechanism, the operating member in the mechanism It is the vertical arm section at the nearly piston-top surface of inverted U arm rest, the system such as inverted U arm other parts, motor in addition to the part Referred to as drive division.

One hinge is installed, the hinge can be arranged on body or other supports, frame at the horizontal beam 42 in inverted U arm On frame, horizontal beam is driven near the side vertical arm lower end of motor by motor, and horizontal beam is (dynamic near the opposite side vertical arm of piston Make portion) can set or be not provided with rotating shaft, when rotating shaft is set, hinged connection at the rotating shaft and piston-top surface；When be not provided with turn During axle, the top surface of direct extrusion piston is capable of in the bottom of the opposite side.

Horizontal beam, two vertical arm, hinge these parts form a rocker structure, and motor drives rocking arm around hinge Move and drive piston to squeeze or extrude and treat expressate, the juice for squeezing out is flowed into and connect in juice portion.

Other expressing process are same as Example 6.

Above three embodiment only describes three kinds of implementation structures of driven by power actuating mechanism, and this three kinds are implemented structure also Can be used in the structure of Fig. 3,5,7,8,9,14 or 15, thus instead of drive of the driven by power telescoping mechanism completion to piston Dynamic, implementing structure for three kinds can also be substituted by other similar structures, and equally realize driving the function of piston movement.

In the various embodiments described above, exhaust pipe and squeezing cylinder or connect when juice portion be connected can using the air-tight interfaces of routine, Such as Quick Release gas joint etc., while in order to ensure the operation after the completion of squeezing, the valve for importing air can be market purchase The electrically-controlled valve bought, or using parts such as I-shaped rubber stopper, manually-operated gates.

Squeezing cylinder is bulk containers, and cross section in it is closed-curve shape, including circle, ellipse, triangle, side Shape, polygon or other arbitrary shapes.Cross section everywhere in squeezing cylinder shape is identical and area equation, that is, squeeze the inside wall of cylinder It is " straight up and down " uiform section；Or, at least one section of cross section in squeezing cylinder is that shape is identical and area equation.

Piston with or without sealing ring；Sealing ring is arranged on the side wall of piston, top, bottom or is coated on work Face, makes sealing between piston and the squeezing inside wall of cylinder tight beyond the Great Wall；The piston and sealing ring are rigid or elastic.Piston is Plate shaped, dish type, cylindricality, tubular with the end, it is internal for it is hollow but not completely through cylindricality, spherical, truncated cone-shaped, cone, Or other arbitrary shapes；The cross section of piston is closed-curve shape, including：Circle, ellipse, triangle, square, polygon Or other arbitrary shapes (but piston cross-section face will be mutually matched with cross section in squeezing cylinder, and it is close to realize the slip after installing Envelope).

No matter which kind of shape, squeezing cylinder, piston and meet juice portion and to cooperate.

Additionally, in order to ensure this electric drive vacuum type squeezer trouble free service.It is described to squeeze cylinder and connect juice portion junction, pressure Cylinder and cylinder cap junction are squeezed, juice portion and chain-drive section junction, squeezing cylinder and chain-drive section junction is connect, is met juice portion and base portion joins At least certain junction in place is provided with safety switching apparatus, and safety switching apparatus are electrically connected with automaton, if After being equipped with the correct installation in the junction of safety switching apparatus, turn on the safety switch of the junction.When all of safety switch When all turning on, after pressing start button, electric drive vacuum type squeezer could normal work.Can not otherwise work.

The safety switching apparatus refer to：Protection device for protecting this electric drive vacuum type squeezer trouble free service. The safety switching apparatus are included but is not limited to：Contact-making switch, microswitch, magnetic switch, inductive switch etc..

For example, having magnetic control induction contact (it is electrically connected with automaton) in the base portion of body, meeting juice portion Bottom opposite position has magnet, when connecing after juice portion is placed on the commitment positions of base portion, in the magnet attraction base portion Magnetic induction contact, be allowed to turn on.Else if meet juice portion being not correctly placed on commitment positions, then the magnet can not be inhaled Close the magnetic induction contact in base portion.

Again for example, being provided with microswitch (it is electrically connected with automaton) below chain-drive section, in squeezing cylinder upper end Opposite position has projection, described raised to touch the fine motion and open when only squeezing cylinder and be placed on commitment positions under chain-drive section Pass is allowed to turn on.Otherwise the microswitch can not be turned on, and whole electric drive vacuum type squeezer can not work.

Described to connect in juice portion, squeeze and have air pressure display device on cylinder or on body, air pressure display device is mechanical gas Pressure table or electronic type air gauge；The baroceptor of air pressure display device is located in airtight cavity, and its display is located at and meets juice portion On the wall of side, on the wall of squeezing cylinder side or on body：

Electronic type air gauge includes baroceptor, detection circuit, and (independent detection circuit or automaton are subsidiary Function) and optical display or voice prompting device, it is electrical connection between each several part, baroceptor is arranged in airtight cavity, Optical display is arranged on and connects on juice portion side wall, squeezes on the wall of cylinder side or on body, and voice prompting device is located in body.

Electric vacuum pump before piston is squeezed, piston squeezed when or piston complete squeezing after three during Any one process, any two process or all processes in, the electric vacuum pump does not work all the time.

In the present invention, squeezing cylinder and the structure that juice portion can be structure setting up and down, or horizontally set is connect, also Can be the structure being obliquely installed, connect in juice the portion outside, be partly located at and connect in juice portion or whole while squeezing cylinder and can also be entirely located in Positioned at connecing in juice portion, pars contractilis has the different installation sites being engaged from said structure, and the squeezing cylinder side wall at mill room sets Put filter screen or the mill room bottom and filter screen or mill room are set and are connect and filter screen is set between juice portion or is connect in juice portion Set and filter screen is set in filter screen or the mill room, body can also accordingly use different structure, while driven by power is stretched Contracting mechanism, electric vacuum pump and automaton cooperate, and realization vacuumizes, automatically controlling of squeezing, while fruit, vegetable The foodstuffs such as dish are during squeezing and juice (including oil) etc. enters the ring that meets juice portion or vacuum is held in when connecing juice tank In border, it is to avoid in existing Technology in Pressing in atmosphere juice because discoloration caused by oxidation, it is rotten the problems such as.It is rotating with vacuum spiral Juice extractor etc. compares, with easily cleaning (every time using finish latter minimum need to clean the juice portion that connects, squeezing cylinder, 3 portions of piston Part, vacuum screw juice extractor every time using need after finishing at least cleaning closure, feeding cylinder, helical axis, cylindrical filter screen, squeeze the juice Chamber, juice receiving cup, residue cup 7 parts), it is easy to operate that (minimum also only to install 3 parts, vacuum screw juice extractor at least needs 7 parts are installed).

Claims

1. a kind of electric drive vacuum type squeezer, it is characterised in that：Including squeezing cylinder, connect juice portion, piston, driven by power telescopic machine Structure, electric vacuum pump and body, install the piston for sliding in squeezing cylinder, outer rim and the inner edge of squeezing cylinder of the piston are closely pasted Close, the piston will squeeze operation room and the mill room that cylinder is divided into mutual isolation, the top surface of piston is indoor positioned at operation, piston Bottom surface is located in mill room；

Squeezing cylinder and connecing be structure as a whole between juice portion or is removable seal attachment structure, squeezing cylinder be located at connect outside juice portion, Squeezing cylinder part is located at and connects or squeezing cylinder is entirely located in and connects in juice portion in juice the portion in, and the mill room connects juice portion formation one with described Airtight cavity, the operation room connects with atmospheric environment or the operation room is confined space；

Squeezing cylinder side wall at the mill room sets filter screen or the mill room bottom set filter screen or mill room with To connect set between juice portion filter screen or connect and set setting filter screen in filter screen or the mill room in juice the portion in；

The driven by power telescoping mechanism includes drive division and pars contractilis, and the pars contractilis can stretch out or contract under the driving of drive division Enter, the drive division is arranged in the body, is arranged on body, being partly arranged on operation interior or be provided entirely in operation Interior, its pars contractilis is fixedly connected with the piston, be detachably connected or be pressed on piston, and the pars contractilis is pushed away when flexible Move or pull the piston to be moved in squeezing cylinder, make mill room Volume Changes, when the pars contractilis pushes or pull on piston fortune When moving and make squeezing building volume to diminish, piston squeezing treats expressate in mill room, and the juice for squeezing out is by the filter Net entrance is connect in juice portion；

The electric vacuum pump is located in body, on body, in airtight cavity or operation is indoor, it has bleeding point and outlet Mouthful, the bleeding point of electric vacuum pump connects directly or by exhaust pipe with the airtight cavity, its gas outlet directly or by Outlet pipe is connected with atmospheric environment or connected with operation room；

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete squeezing after Three during all processes, latter two process or during last by airtight cavity air extract out, make this Airtight cavity keeps vacuum state.

2. a kind of electric drive vacuum type squeezer, it is characterised in that：Including squeezing cylinder, connect juice portion, piston, driven by power telescopic machine Structure, electric vacuum pump and body, install the piston for sliding in squeezing cylinder, outer rim and the inner edge of squeezing cylinder of the piston are closely pasted Close, the piston will squeeze operation room and the mill room that cylinder is divided into mutual isolation, the top surface of piston is indoor positioned at operation, piston Bottom surface is located in mill room；

Squeezing cylinder is entirely located in and connects in juice the portion outside, squeeze cylinder part and connect in juice portion positioned at connecing in juice portion or squeeze cylinder and be entirely located in； When squeeze cylinder be entirely located in connect outside juice portion when, squeezing cylinder and connecing be structure as a whole between juice portion, Detachable connection structure or be only Squeezing cylinder sealed bottom is pressed in and connects at juice portion opening, the mill room with it is described connect juice portion be interconnected and be collectively forming one it is close Closed chamber body, the operation room connects with atmospheric environment or the operation room is confined space；Juice is connect when squeezing cylinder part is located at When in portion, squeezing cylinder and connecing be structure as a whole between juice portion, Detachable connection structure or be only that squeezing cylinder outer fringe seal is pressed in and connects At juice portion opening, the mill room is interconnected and is collectively forming an airtight cavity with the juice portion that connects, the operation room with Atmospheric environment is connected or the operation room is confined space；Connect in juice portion when squeezing cylinder is entirely located in, squeeze cylinder and meet juice portion Between be structure as a whole, Detachable connection structure or squeezing cylinder sealing are crimped on and connect in juice portion, the mill room connects juice with described Portion is interconnected and is collectively forming an airtight cavity, and the operation room connects with atmospheric environment or the operation room is closed Space；

The squeezing cylinder side wall that squeezing cylinder side wall at the mill room sets at filter screen or mill room sets with the bottom of squeezing cylinder Put filter screen or the squeezing cylinder bottom portion and filter screen or mill room are set and are connect and filter screen is set between juice portion or is connect in juice portion Set and filter screen is set in filter screen or the mill room；

The electric vacuum pump be used for make airtight cavity before piston is squeezed, piston squeezed when or piston complete squeezing after Three during all processes,

Latter two process,

Last process,

First process and last process,

The first two process,

The air in airtight cavity is extracted out during first process or second, the airtight cavity is kept vacuum shape State.

3. a kind of electric drive vacuum type squeezer, it is characterised in that：Including squeezing cylinder, connect juice portion, piston, driven by power action machine Structure, electric vacuum pump and body, install the piston for sliding in squeezing cylinder, outer rim and the inner edge of squeezing cylinder of the piston are closely pasted Close, the piston will squeeze operation room and the mill room that cylinder is divided into mutual isolation, the top surface of piston is indoor positioned at operation, piston Bottom surface is located in mill room；

4. a kind of electric drive vacuum type squeezer according to claim 1 and 2, it is characterised in that it be selected from structure (1), (2), (3), (4), (5), (6) or (7) in any one：

(1) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeeze cylinder part positioned at connecing In juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at the top of squeezing cylinder, and the pars contractilis stretches into squeezing In cylinder and its end is fixedly connected with the piston, be detachably connected or be pressed on piston, and piston is promoted when pars contractilis stretches out And it is moved downward, to treating in mill room, expressate is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(2) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeeze cylinder part positioned at connecing In juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at the lower section for meeting juice portion, and pars contractilis is from following sealing The bottom for meeting juice portion is slid through, filter screen is then passed through and is stretched into mill room, and the work is fixed or be detachably connected in its end Beyond the Great Wall, piston is pulled when pars contractilis shrinks and it is moved downward, expressate is squeezed to treating in mill room, the juice for squeezing out Entered by the filter screen and connect in juice portion；

Or

(3) squeezing cylinder and juice portion generally horizontally set connect, squeezing cylinder is arranged on and connects juice portion side, squeezing cylinder part and be located at and connect juice In portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at the side near the squeezing cylinder end portion of operation room, should Pars contractilis is stretched into squeezing cylinder and its end is fixedly connected with the piston, is detachably connected or is pressed on piston, pars contractilis Piston is promoted when stretching out and it is moved to juice portion direction is connect, expressate is squeezed to treating in mill room, and the juice for squeezing out leads to The filter screen entrance is crossed to connect in juice portion；

Or

(4) squeezing cylinder and juice portion generally horizontally set connect, squeezing cylinder is arranged on and connects juice portion side, squeezing cylinder part and be located at and connect juice In portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located near the side for connecing juice portion bottom, pars contractilis sealing The bottom for meeting juice portion is slid through, filter screen is then passed through and is stretched into mill room, and its end is fixedly connected with the piston or detachably connects Connect, pull piston it is moved to juice portion direction is connect when pars contractilis shrinks, expressate is squeezed to treating in mill room, is squeezed out Juice is connect in juice portion by filter screen entrance；

Or

(5) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeeze cylinder part positioned at connecing In juice portion or squeezing cylinder is entirely located in and connects in juice portion, the pars contractilis is located at squeezing cylinder outside, and the pars contractilis is upward End connects the lower end of the vertical arm of an inverted U arm side, and the lower end of the vertical arm of the inverted U arm opposite side is stretched into squeezing cylinder And be fixedly connected with the piston, be detachably connected or be pressed on piston, piston is promoted by inverted U arm when pars contractilis shrinks And it is moved downward, to treating in mill room, expressate is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(6) squeezing cylinder is obliquely installed, and squeezing cylinder is inclined at and connects in juice portion, squeeze cylinder part positioned at connecing in juice portion or squeeze Cylinder is entirely located in and connects in juice portion, and movement locus line of the piston in squeezing cylinder is more than 0 ° and less than 90 ° with the angle of horizontal plane, institute State pars contractilis to be located near the side for squeezing cylinder end portion for running room, the pars contractilis is stretched into squeezing cylinder, and its end and piston It is fixedly connected, is detachably connected or is pressed on piston, promotes piston it is transported to juice portion direction is connect when pars contractilis stretches out Dynamic, to treating in mill room, expressate is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance；

Or

(7) squeezing cylinder and meet juice portion and be generally vertically arranged, squeezing cylinder is vertically arranged in and connects in juice portion, squeeze cylinder part positioned at connecing In juice portion or squeezing cylinder is entirely located in and connects in juice portion, the operation that the pars contractilis is located at squeezing cylinder is indoor, the end of the pars contractilis Portion is fixedly connected with the piston, be detachably connected or be pressed on piston, piston is promoted when pars contractilis stretches out and makes its downward Motion, to treating in mill room, expressate is squeezed, and the juice for squeezing out is connect in juice portion by filter screen entrance.

5. a kind of electric drive vacuum type squeezer according to claim 4, it is characterised in that：

(1) when pars contractilis is located at squeezing cylinder top：

The body is made up of c-type frame structure base portion, vertical portion and chain-drive section, and wherein chain-drive section is outstanding relative to vertical portion Choose structure, the squeezing working space, the pressure of constituted between part and the part for stretching out vertical portion of base portion of encorbelmenting of chain-drive section Squeeze and set in working space squeezing cylinder and meet juice portion；

Squeezing cylinder is to be fixedly connected, be detachably connected or be not connected to the part of encorbelmenting of the chain-drive section, or meets juice portion and institute Chain-drive section is stated to fix or be detachably connected directly or by connector；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in base portion, it is in base portion, or vertical the vertical portion in In portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

Or

(2) when pars contractilis is located at connects juice portion lower section:

The body is made up of L-type structure base portion and vertical portion, or the body is only made up of base portion, the base portion On from bottom to top set connect juice portion and squeezing cylinder, pars contractilis is set in the base portion connect below juice portion or in base portion, this is stretched Contracting portion completes expanding-contracting action under the driving of the drive division,

The drive division and electric vacuum pump are arranged in body or on body；

Or

The body is made up of L-type structure base portion and vertical portion, and horizontally set connects juice portion and squeezing cylinder in the base portion, Horizontal pars contractilis is set in vertical portion or on vertical portion, and the pars contractilis completes expanding-contracting action under the driving of the drive division, The drive division is arranged in base portion, in base portion, in vertical portion or vertical portion, the electric vacuum pump is arranged on base In portion, in base portion, in vertical portion or on vertical portion；

Or

(4) when pars contractilis is located on the outside of squeezing cylinder：

The body is made up of L-type structure base portion and vertical portion, is set from bottom to top in the base portion and connects juice portion and squeezing Cylinder, sets pars contractilis upward in vertical portion or on vertical portion, the pars contractilis completes flexible under the driving of the drive division Action, the drive division is arranged on the vertical portion in, on vertical portion, in base portion or in base portion, the electric vacuum pump setting In base portion, in base portion, in vertical portion or vertical portion；

Or

(5) when pars contractilis is located at squeezing cylinder top：

The body constitutes hollow frame structure by base portion, two symmetrical vertical portions and chain-drive section, and chain-drive section is across setting Put on two symmetrical vertical portion tops, base portion is across being arranged on two symmetrical vertical portion bottoms, hollow frame structure The space of centre be squeezing working space, squeezing cylinder is set in the squeezing working space and juice portion is met；

Squeezing cylinder is to be fixedly connected, be detachably connected or be not connected to the overhanging portion of the chain-drive section, or meets juice portion and institute It is to fix or be detachably connected directly or by connector to state chain-drive section overhanging portion；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, and base portion is interior or base In portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion is interior or base portion On；

Or

(6) when pars contractilis is located at squeezing cylinder top：

The body is only made up of chain-drive section, and squeezing cylinder is fixedly connected, detachably with the chain-drive section directly or by connector Connect, or meet juice portion and be fixedly connected directly or by connector with the chain-drive section, be detachably connected；The squeezing cylinder top Chain-drive section in or chain-drive section on pars contractilis is set, the pars contractilis completes expanding-contracting action under the driving of the drive division, described Drive division is arranged in chain-drive section, on chain-drive section, the electric vacuum pump is arranged in chain-drive section, on chain-drive section or operation room It is interior；

Or

The body is only made up of chain-drive section, and squeezing cylinder is fixedly connected, detachably with the chain-drive section directly or by connector Connect, or meet juice portion and be fixedly connected directly or by connector with the chain-drive section, be detachably connected；

Pars contractilis is located at the operation chamber interior of squeezing cylinder, and the pars contractilis completes expanding-contracting action, institute under the driving of the drive division The operation interior that drive division is completely or partially arranged on squeezing cylinder is stated, the electric vacuum pump is arranged in chain-drive section, chain-drive section On；

Or

It is body to run the squeezing cylinder at room simultaneous, and pars contractilis is located at the operation chamber interior of squeezing cylinder, and the pars contractilis is in the driving Expanding-contracting action is completed under the driving in portion, the operation that the drive division is completely or partially arranged on squeezing cylinder is indoor, it is described electronic true The operation that empty pump is arranged on squeezing cylinder is indoor.

6. a kind of electric drive vacuum type squeezer according to claim 4, it is characterised in that：

(1) when pars contractilis is located at squeezing cylinder top：

The body constitutes c-type frame structure by base portion, vertical portion and chain-drive section, wherein the vertical portion is provided with chain-drive section And chain-drive section relative to vertical portion be cantilevered structure, chain-drive section encorbelment part and the part for stretching out vertical portion of base portion between Squeezing working space is constituted, squeezing cylinder is set in the squeezing working space and juice portion is met；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, the spatial relation of the pars contractilis and chain-drive section It is relatively fixed or can be with respect to varying motion；

When the spatial relation of pars contractilis and chain-drive section is relatively fixed：The pars contractilis is fixed or removable with the chain-drive section Unload and link together, chain-drive section can move up and down under drive division driving along vertical portion；The drive division is arranged on head In portion, on chain-drive section, in base portion, in base portion, on vertical portion in or vertical portion, electric vacuum pump be arranged on chain-drive section it is interior, On chain-drive section, in base portion, in base portion, in vertical portion or vertical portion；

When the pars contractilis and chain-drive section spatial relation can relative varying motion when：Pars contractilis and/or chain-drive section exist Drive division can move up and down under driving along vertical portion, the expanding-contracting action reality of the two overall up and down motion and/or pars contractilis Motion of the piston in squeezing cylinder is showed；The drive division is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, In vertical portion or on vertical portion, electric vacuum pump is arranged in chain-drive section, on chain-drive section, in base portion, in base portion, vertical portion On interior or vertical portion；

Or

(2) when pars contractilis is located at squeezing cylinder top：

The body is made up of inverted L shape structure vertical portion and chain-drive section, and wherein chain-drive section is cantilevered structure, machine relative to vertical portion The beneath portions of encorbelmenting of head are squeezing working space, and squeezing cylinder is set in the squeezing working space and juice portion is met；

Squeezing cylinder and the chain-drive section encorbelment part for be fixedly connected or be detachably connected or vertical portion on have for connecting Connect squeezing cylinder or connect the support member in juice portion or meet juice portion and fixed directly or by connector with the chain-drive section or detachably connected Connect；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, in vertical portion or vertical portion, and electric vacuum pump sets Put in chain-drive section, on chain-drive section, in vertical portion or vertical portion；

Or

(3) when pars contractilis is located at squeezing cylinder top：

Vertical portion is arranged between chain-drive section and base portion, and the space that chain-drive section, vertical portion and base portion are surrounded constitutes squeezing work Make space, squeezing cylinder is set in the squeezing working space and juice portion is met；

Pars contractilis is set in chain-drive section above squeezing cylinder or on chain-drive section, the pars contractilis is complete under the driving of the drive division Into expanding-contracting action, the drive division is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion is interior or base In portion, the electric vacuum pump is arranged in chain-drive section, on chain-drive section, on vertical portion the vertical portion in, base portion is interior or base portion On.

7. a kind of electric drive vacuum type squeezer according to claim 5 or 6, it is characterised in that：

(1) when pars contractilis is near the operation room, the squeezing cylinder end portion at operation room is open design or is provided with end cap；

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, and pars contractilis is from end cap Stretched into after passing through in squeezing cylinder, the operation room connects with atmospheric environment or the operation room is closed with what atmospheric environment completely cut off Space；

Or

(2) when pars contractilis is located at the operation room side, the squeezing cylinder end portion at operation room is open design or is provided with end Lid；

When for open design：The vertical arm of the inverted U arm opposite side that pars contractilis drives is directly from stretching into squeezing at open design In cylinder；

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, what pars contractilis drove The vertical arm of inverted U arm opposite side is stretched into squeezing cylinder after being passed through from end cap, and the operation room connects or described with atmospheric environment Operation room is the confined space completely cut off with atmospheric environment；

Or

(3) when pars contractilis meets juice portion described in, the squeezing cylinder end portion at operation room is open design or is provided with end cap；

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, the operation room with Atmospheric environment is connected or the operation room is the confined space completely cut off with atmospheric environment；

Or

(4) when pars contractilis is located at operation chamber interior, the squeezing cylinder end portion at operation room is open design or is provided with end cap；

When end cap is provided with：Squeezing cylinder end portion integrally makes spiral-lock end cap in end cap or squeezing cylinder end portion, the operation room with Atmospheric environment is connected or the operation room is the confined space completely cut off with atmospheric environment.

8. a kind of electric drive vacuum type squeezer according to claim 1 or 2 or 5 or 6, it is characterised in that：The piston It is revolving body, when the pars contractilis pushes or pull on piston and squeezed, piston is moved simultaneously along the direction of motion of pars contractilis Also along piston itself axis of rotation rotation；

Or

9. a kind of electric drive vacuum type squeezer according to claim 1 or 2 or 3 or 5 or 6, it is characterised in that it is choosing Self-structure (1), (2) or (3) in any one：

It is described connect juice portion side wall or mill room where squeezing cylinder side wall there is stomata, the bleeding point of electric vacuum pump is direct Or connected with the port sealing by exhaust pipe；

Or

(2) described connecing on juice portion bottom surface has to the tracheae for connecing juice portion internal projection, and the tracheae stretches into the end that connects in juice portion and is located at and connects More than the juice liquid level in juice portion, the bleeding point of electric vacuum pump is connected directly or by exhaust pipe with tracheae sealing；

Or

(3) the piston is provided with stomata, and the bleeding point of electric vacuum pump connects directly or by exhaust pipe with the port sealing It is logical.

10. a kind of electric drive vacuum type squeezer according to claim 1 or 2 or 3 or 5 or 6, it is characterised in that：It is described Filter screen is mutually extruded with piston, and two surfaces of the two extruding can be planar structure, or the two is the convex-concave of monoblock type Structure, or the two is the concaveconvex structure of monoblock type；

On any one surface on the filter screen surface relative with piston there are at least one bulge-structure or two surfaces to have Having at least one bulge-structure or two surfaces has the convex-concave structure or concaveconvex structure or two surfaces for cooperating In at least one surface have radial fin structure or two surfaces have can fit completely for squeezing Shape or two surfaces have the shape for squeezing that can be cooperated.

A kind of 11. electric drive vacuum type squeezers according to claim 10, it is characterised in that：It is described to connect juice portion upper port Or its one funnel-form cover plate of internal setting, minimum point one movable float of setting of the funnel-form cover plate, the float and funnel-form lid Plate collectively forms float trap；After the juice that the mill room is squeezed out flows into funnel, float levitating makes juice flow into funnel-form lid Connecing in juice portion below plate, after squeezing completion, juice stream are complete, float decline blocks the hopper outlet, by funnel-form baffle plate Lower section and its top isolation.

A kind of 12. electric drive vacuum type squeezer according to claim 1 or 2 or 3 or 5 or 6 or 11, it is characterised in that： On squeezing cylinder at the mill room, it is described connect in juice portion or one installed on the exhaust pipe of electric vacuum pump be used to import gas The hand-operated valve or electrically-controlled valve of body；

Or

A kind of 13. electric drive vacuum type squeezer according to claim 1 or 2 or 5 or 6 or 11, it is characterised in that：It is described There is one to be not provided with motor in electric vacuum pump or driven by power telescoping mechanism, another have motor directly or by transmission Device drives the work for being not provided with motor.

A kind of 14. electric drive vacuum type squeezer according to claim 1 or 2 or 5 or 6 or 11, it is characterised in that：Also wrap The automaton for controlling electric vacuum pump and the work of driven by power telescoping mechanism is included, the automaton includes Time control module, air pressure control module, load current detection control module, temperature detection control module or oxygen detection control In molding block any one, any two, any three, any four or all five：

(1) time control module controls the work of electric vacuum pump and/or driven by power telescoping mechanism in the way of timing；Or

(2) the air pressure detection part in air pressure control module includes baroceptor or baroswitch, baroceptor or gas Compress switch on the exhaust pipe of electric vacuum pump, on mill room, connect in juice portion or connected with the airtight cavity At position；

Baroceptor transmits to the control section of air pressure control module the air pressure change of airtight cavity in electrical signal form, should Control section controls the work of electric vacuum pump and/or driven by power telescoping mechanism；

Or

Baroswitch is mechanical or electronic type, and air pressure change makes baroswitch be turned on or off, and electric vacuum pump is controlled with this And/or the work of driven by power telescoping mechanism；Or

(3) the detection part in load current detection control module is used to detect electric vacuum pump and/or driven by power telescoping mechanism Load current change, and electric vacuum pump and/or electric power are controlled by control section in load current detection control module Drive the work of telescoping mechanism；Or

(4) the detection part in temperature detection control module includes contact type temperature sensor or non-contact temperature sensor, Contact type temperature sensor or non-contact temperature sensor are arranged in the exhaust pipe of electric vacuum pump, airtight cavity At the interior position connected with the airtight cavity, constitute on the part outer wall of airtight cavity, connect in the body of juice portion side, connect On the body of juice portion side, in the body that connects below juice portion or connect below juice portion body on；

Contact type temperature sensor or non-contact temperature sensor by the temperature change in airtight cavity in electrical signal form Transmit to the control section of temperature detection control module, the control section control electric vacuum pump and/or driven by power telescopic machine The work of structure；Or

(5) the detection part in oxygen detection control module includes oxygen sensor, and oxygen sensor is arranged on electric vacuum pump In the space for connecting in exhaust pipe, in airtight cavity or with the airtight cavity；

Oxygen sensor transmits to oxygen detection control module the oxygen concentration change in airtight cavity in electrical signal form Control section, the work of control section control electric vacuum pump and/or driven by power telescoping mechanism.

A kind of 15. electric drive vacuum type squeezer according to claim 1 or 2 or 3 or 5 or 6 or 11, it is characterised in that： Described connecing set a juice yield tube on juice portion bottom or side wall, the juice pipe end and a upper end open for connecing juice tank be tightly connected or The juice pipe end is provided with tap；

Or

Connect and a juice yield tube is set on juice portion bottom or side wall, the upper end open that the juice pipe end connects juice tank with is tightly connected, The bleeding point of electric vacuum pump is tightly connected directly or by exhaust pipe with the juice tank that connects.

A kind of 16. electric drive vacuum type squeezer according to claim 1 or 2 or 3 or 5 or 6 or 11, it is characterised in that：

The piston in squeezing, gas pressure in airtight cavity be selected from (1), (2), (3), (4) or (5) in any one：

(1) 10 kPas are less than, and more than 0 kPa；

Or

(2) 2.5 kPas are less than, and more than 0 kPa；

Or

(3) 1.7 kPas are less than, and more than 0 kPa；

Or

(4) 1.23 kPas are less than, and more than 0 kPa；

Or

(5) 0.87 kPa is less than, and more than 0 kPa.

A kind of 17. electric drive vacuum type squeezer according to claim 1 or 2 or 3 or 5 or 6 or 11, it is characterised in that： Also include air pressure display device, air pressure display device is mechanical type air-pressure gage or electronic type air gauge：

Mechanical type air-pressure gage is pointer air gauge, including baroceptor and pointer header, and baroceptor is located at closed In cavity, pointer header is located at and connects on juice portion side wall or squeezing cylinder side wall；

Electronic type air gauge includes baroceptor, detection circuit and optical display or voice prompting device, is between each several part Electrical connection, baroceptor is arranged in airtight cavity, optical display be arranged on connect on juice portion side wall, squeeze on the wall of cylinder side or On body, voice prompting device is located in body.

A kind of 18. electric drive vacuum type squeezer according to claim 1 or 2 or 5 or 6 or 11, it is characterised in that；It is described Driven by power telescoping mechanism is electric pushrod, electric cylinder, straight line moving motor, through screw mandrel linear stepping motor, electric gear Bar jack, electric drive hydraulic thruster, electric hydraulic lifting jack, electro-hydraulic elevator structure, electropneumatic push rod, electric screw liter Drop device, electronic crankshaft connecting rod type telescoping mechanism, electric camshaft link-type telescoping mechanism, electronic crank block telescoping mechanism, electricity Dynamic worm and gear link-type telescoping mechanism, Dynamoelectric scissor jack, electric screw screw mandrel telescoping mechanism, electric ball screw lifting Mechanism, electric turbine screw mandrel telescoping mechanism, electronic scissor-type lifting mechanism, electronic Telescopic cylindrical lift structure, electronic column liter The group of any one or any two kinds and the above in descending mechanism, electronic articulated arm lift structure or electric chain formula elevating mechanism Close.

A kind of 19. electric drive vacuum type squeezer according to claim 1 or 2 or 3 or 5 or 6 or 11, it is characterised in that： On the body for connecing juice portion side, connecing juice portion bottom, connect in the body of juice portion side, connect juice portion side, connect machine below juice portion In vivo or connect below juice portion body on electric heater unit is set.

A kind of 20. electric drive vacuum type squeezers according to claim 7, it is characterised in that：It is described to squeeze cylinder and connect juice Portion junction, squeezing cylinder and end cap junction, juice portion and chain-drive section junction are connect, cylinder and chain-drive section junction is squeezed, is met juice portion At least certain junction in base portion junction is provided with safety switching apparatus, the safety switching apparatus are only described Turned on when junction is correctly installed.