CN113137497A - Multi-way circulation oil supply valve - Google Patents
Multi-way circulation oil supply valve Download PDFInfo
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- CN113137497A CN113137497A CN202110470349.1A CN202110470349A CN113137497A CN 113137497 A CN113137497 A CN 113137497A CN 202110470349 A CN202110470349 A CN 202110470349A CN 113137497 A CN113137497 A CN 113137497A
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- 230000004087 circulation Effects 0.000 title description 4
- 239000007788 liquid Substances 0.000 claims abstract description 369
- 239000010724 circulating oil Substances 0.000 claims abstract description 9
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims description 8
- 239000003921 oil Substances 0.000 abstract description 38
- 239000011148 porous material Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/085—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with cylindrical plug
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K21/00—Fluid-delivery valves, e.g. self-closing valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/065—Construction of housing; Use of materials therefor of taps or cocks with cylindrical plugs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N25/00—Distributing equipment with or without proportioning devices
- F16N25/04—Distributing equipment with or without proportioning devices with rotary distributing member
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multiple-Way Valves (AREA)
Abstract
The invention discloses a multi-path circulating oil supply valve. The metering device comprises a rotating core and a stator sleeved on the rotating core, wherein the outer wall of the rotating core is in liquid-tight fit with the stator, and a metering cavity is formed in the stator; a piston is arranged in the metering cavity, the metering cavity is divided into a first cavity and a second cavity by the piston, and 4N liquid through ports are arranged on the peripheral side of the inner wall of the rotary core cavity at equal intervals; 4N liquid outlets are arranged on the inner wall of the rotary core cavity at equal intervals on the periphery of the section of the liquid outlet pipe; 2N outlets are arranged on the stator, and each two liquid outlets which are oppositely arranged are communicated with one outlet through a pipeline; and the rotation control device controls the rotating core to rotate 360/4N degrees at a time. The present invention cancels the original oil outlet ring groove on the outer diameter of the rotary core, and then forms a plurality of groups of oil outlet pore passages on the original ring groove position, namely the stator (valve body) matched with the original ring groove, and the multi-point quantitative oil supply of one valve can be realized through the plurality of groups of oil outlet pore passages.
Description
Technical Field
The invention relates to a multi-path circulating oil supply valve.
Background
The Chinese patent ZL201410136561.4 discloses a quantitative liquid supply device, which has a certain effect after being applied for years, but in the face of different customers and different equipment, oil injection points are more or less in the engineering, more than 1000 oil injection points are provided, oil is quantitatively supplied according to one valve and one point, thousands of valve groups (quantitative liquid supply devices) are required, and therefore, firstly, the total cost of system investment is too high, and the user can not accept the device; secondly, the field space area is limited and not allowed. Secondly, if a one-in multi-out progressive distributor is combined with a quantitative liquid supply device, the mode cannot realize the random change of the flow rate of the oil injection point within the range of the combined area.
Disclosure of Invention
In order to solve the defects, the invention provides the multi-path circulating oil supply valve, which can eliminate the defects and achieve the aims of energy conservation, high efficiency and multi-path oil outlet by one valve.
In order to achieve the purpose, the multi-path circulating oil supply valve comprises a rotary core and a stator with a rotary core cavity, wherein the rotary core is rotatably arranged in the rotary core cavity, the outer wall of the rotary core is in liquid sealing fit with the inner wall of the rotary core cavity, wherein,
the rotary core is at least provided with a liquid path mechanism, and the liquid path mechanism comprises a liquid inlet unit and a liquid outlet unit; wherein,
the liquid inlet unit comprises a liquid inlet structure, the liquid inlet structure comprises a group of liquid inlet channels and a liquid inlet annular groove, the liquid inlet annular groove is formed in the same cross section of the outer wall close to one end of the rotary core, the liquid inlet channels are formed by two liquid inlet pipes which are communicated in a crossed mode on the rotary core, liquid inlets of the two liquid inlet pipes are oppositely arranged in the liquid inlet annular groove, the crossed point of the two liquid inlet pipes is located on the axis line of the rotary core, and liquid outlets of the two liquid inlet pipes are oppositely arranged on the same cross section of the outer wall in the middle of the rotary core;
the liquid outlet unit comprises a liquid outlet structure, the liquid outlet structure comprises a group of liquid outlet channels arranged on the rotary core, the liquid outlet channels are formed by two liquid outlet pipes which are communicated in a crossed manner on the rotary core, and the crossed point of the two liquid outlet pipes is positioned on the axis of the rotary core; the liquid inlets of the two liquid outlet pipes are oppositely arranged on the outer wall of the middle part of the rotary core, and are positioned on the same cross section of the rotary core with the liquid outlets of the liquid inlet pipes; the liquid outlets of the two liquid outlet pipes are oppositely arranged on the same cross section of the outer wall of the rotary core close to the other end, and an included angle formed by a connecting line between the liquid inlets of the two liquid outlet pipes and a connecting line between the liquid outlets of the two liquid inlet pipes is 360/4N degrees, wherein N is a positive integer;
the stator is provided with a metering cavity; a piston is arranged in the metering cavity, the metering cavity is divided into a first cavity and a second cavity by the piston, and 4N liquid through ports are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral sides of the sections of the liquid outlet of the liquid inlet pipe and the liquid inlet of the liquid outlet pipe; the liquid inlet is communicated with the first cavity through a pipeline, the liquid inlet is communicated with the second cavity through a pipeline, and the liquid inlet communicated with the first cavity and the liquid inlet communicated with the second cavity are alternately arranged;
4N liquid outlets are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral side of the section of the liquid outlet pipe, and the liquid outlets are arranged corresponding to liquid through ports in the middle of the rotary core cavity; 2N outlets are arranged on the stator, and each two liquid outlets which are oppositely arranged are communicated with one outlet through a pipeline;
and the rotation control device drives and controls the rotating core to rotate 360/4N degrees at a time.
The invention has the following advantages:
1. the oil outlet ring groove on the outer diameter of the rotary core, which is also called a rotary shaft or a core shaft or a reversing piston in the original patent, is cancelled, then a plurality of groups of oil outlet pore passages are formed on the original ring groove position, namely a stator (valve body) matched with the original ring groove position, and 2N point quantitative oil supply of one valve can be realized through the plurality of groups of oil outlet pore passages.
2. Because the improved idea is obtained and will be expanded and extended, the existing oil inlet and outlet channels on the rotating shaft diagram and the cross channel oil circuit on the valve body matched with the oil inlet and outlet channels can be selected on the basis of lengthening the valve body and the rotating shaft, and then the mirror image processing is carried out by taking the axial core line of the oil inlet as a reference line (the oil pressing piston holes at the moment are changed into two groups), thus the effect of one inlet 4N outlet can be completed.
3. The 'multi-path circulating oil supply valve' with the assembled rotating shaft and valve body enables the mandrel to continuously rotate in one direction and continuously stop at the phase angle position through the driving of the motor, so that continuous oil outlet corresponding to the stop position is formed, and the expanding effect is good.
4. The cross hole on the mandrel leads to the valve body matched with the cross hole, and each path is combined into one path to enter the final position through the designed auxiliary flow channel again, so that a double-path channel is realized, and the effect of one-use one-standby oil passing is achieved, so that in the working and running process of the device, even if one path of channel is blocked or slightly blocked, the other path of channel is used for conveying oil as usual, the probability of the blockage when oil or high-viscosity grease enters the multi-path circulating oil supply valve can be close to zero by the idea, the service life of the multi-path circulating oil supply valve is greatly prolonged, and the multi-path circulating oil supply valve is 3 to 5 times that of valves in other forms.
5. Compared with the prior art, the invention extends one or more times of oil supply branches, can greatly reduce the number of oil supply valve devices, and reduce the amount of on-site oil supply information adopted and the amount of feedback information, thereby realizing the purposes of improving economic benefit, reducing manufacturing cost, greatly reducing the maintenance workload of the oil supply device and maximizing the benefit from the source.
Drawings
FIG. 1 is a schematic cross-sectional view of ZL 201410136561.4.
Fig. 2 is a sectional view taken along line E-E of fig. 1.
Fig. 3 is a sectional view taken along line F-F of fig. 1.
FIG. 4 is a cross-sectional view of F "-F" of FIG. 1.
Fig. 5 is a schematic sectional view of embodiment 1 of the present invention.
Fig. 6 is a sectional view taken along line E-E of fig. 5.
Fig. 7 is a sectional view taken along line F-F of fig. 5.
FIG. 8 is a cross-sectional view taken along line F "-F" of FIG. 5.
Fig. 9 is a schematic view of the rotary core of fig. 8 rotated 90 degrees.
Fig. 10 is a schematic structural diagram of embodiment 2 of the present invention.
Fig. 11 is a schematic sectional view taken along line E-E of fig. 10.
Fig. 12 is a sectional view taken along direction F-F of another embodiment of the present invention.
FIG. 13 is a cross-sectional view of the embodiment of FIG. 12 taken in the direction F '-F'.
Fig. 14 is a sectional view taken along direction F-F of still another embodiment of the present invention.
Detailed Description
The invention will be further described with reference to the following figures and examples
The invention cancels an oil outlet annular groove on the outer diameter of a rotating core (also called a rotating shaft, a core shaft or a reversing piston) in the original patent, and then forms 2N groups of oil outlet pore passages which are oppositely arranged on a stator (valve body) matched with the original oil outlet annular groove, and 2N quantitative oil supply of one valve can be realized through the oil outlet pore passages.
The invention is further described with reference to the accompanying drawings.
Note: for convenience of explaining the specific structure of the invention, the specific component structures are named as a liquid inlet unit and a liquid outlet unit, wherein the liquid inlet unit and the liquid outlet unit are only used for conveniently distinguishing the component names. The liquid inlet is not limited to the specific liquid inlet or liquid outlet function realized by the liquid inlet unit, namely the liquid inlet unit can be used for liquid inlet and can also be used for liquid outlet; similarly, the liquid outlet is not limited to the specific liquid outlet or liquid inlet function realized by the liquid outlet unit, namely the liquid outlet unit can be used for liquid outlet and can also be used for liquid inlet. Similarly, the terms "inlet" and "outlet" as used herein are also used to designate a component and are not intended to specifically limit the specific functions performed by the component.
Example 1
As shown in fig. 5 to 9, the multi-path circulation oil supply valve of the present embodiment includes a rotary core and a stator having a rotary core cavity, the rotary core is rotatably disposed in the rotary core cavity, and an inner wall of the rotary core cavity is in liquid-tight fit with an outer wall of the rotary core.
The rotary core comprises a liquid path mechanism, and the liquid path mechanism comprises a liquid inlet unit and a liquid outlet unit.
The liquid inlet unit comprises a liquid inlet structure, the liquid inlet structure comprises a group of liquid inlet channels and a liquid inlet annular groove 11, the liquid inlet annular groove is arranged on the same cross section of the outer wall close to one end of the rotary core, the liquid inlet channels are formed by two liquid inlet pipes which are communicated in a cross mode on the rotary core, liquid inlets B1 and A1 of the two liquid inlet pipes are oppositely arranged in the liquid inlet annular groove 11, the cross point of the two liquid inlet pipes is located on the axis of the rotary core, and liquid outlets a1 and B1 of the two liquid inlet pipes are oppositely arranged on the same cross section of the outer wall in the middle of the rotary core;
the liquid outlet unit comprises a liquid outlet structure, and the liquid outlet structure comprises a group of liquid outlet channels arranged on the rotating core. The liquid outlet channel is formed by two liquid outlet pipes which are communicated in a crossed manner on the rotary core, wherein the crossed point of the two liquid outlet pipes is positioned on the axis of the rotary core; liquid inlets c1 and d1 of the two liquid outlet pipes are oppositely arranged on the outer wall of the middle part of the rotary core, and are positioned on the same cross section of the rotary core as the liquid outlets a1 and b1 of the liquid inlet pipes; liquid outlets C1 and D1 of the two liquid outlet pipes are oppositely arranged on the same cross section of the outer wall of the rotary core near the other end,
an included angle formed by a connecting line between the liquid inlets of the two liquid outlet pipes and a connecting line between the liquid outlets of the two liquid inlet pipes is 360/4N degrees, wherein N is a positive integer; in this embodiment, N is 1, that is, an included angle formed by a connecting line between the liquid inlets of the two liquid outlets and a connecting line between the liquid outlets of the two liquid inlets is 90 degrees, as shown in fig. 5 to 9.
The stator is provided with a metering cavity; a piston is arranged in the metering cavity, the metering cavity is divided into a first cavity 131 and a second cavity 133 by the piston, and 4 liquid through ports are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral sides of the sections of the liquid outlet of the liquid inlet pipe and the liquid inlet of the liquid outlet pipe; wherein, 2 liquid through ports are communicated with the first cavity through a pipeline 132, the other liquid through ports are communicated with the second cavity through a pipeline 134, and the liquid through ports communicated with the first cavity and the second cavity are alternately arranged;
4 liquid outlets are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral side of the section of the liquid outlet pipe, and the liquid outlets are arranged corresponding to the liquid through port in the middle of the rotary core cavity; the stator is provided with 2N outlets, and every two oppositely arranged liquid outlets are communicated with one outlet through pipelines 011 and 012.
And the rotation control device drives and controls the rotating core to rotate 90 degrees at a time.
In this embodiment, the liquid outlets a1 and b1 of the liquid inlet unit and the liquid inlets c1 and d1 of the liquid outlet unit are all arranged around the axial line of the rotary core, the phase angle of the phase difference between the two liquid outlets a1 and b1 of the liquid inlet unit is 180 °, the phase angle of the phase difference between the two liquid inlets c1 and d1 of the liquid outlet unit is 180 °, the included angle between the liquid outlet a1 and the liquid inlet c1 or d1 adjacent to the liquid outlet is 90 °, and the included angle between the liquid outlet b1 and the liquid inlet d1 or c1 adjacent to the liquid outlet is also 90 °.
Based on the structure of the rotary core in this embodiment, two working modes of the quantitative liquid supply device described in this embodiment will be described in detail, taking the rotation of the rotary core for one cycle as an example.
The specific process of the first working mode is as follows:
as shown in fig. 7-8, for the first time, at the beginning of the rotation of the rotary core, the liquid inlet B1 of the liquid inlet unit, the liquid outlet a1, B1 of the liquid inlet unit corresponding to a1, and the flow passage hole of the second liquid pipe group 134 of the second cavity on the stator are correspondingly communicated, that is, the liquid inlet unit is communicated with the second cavity 133; liquid outlets D1 and liquid inlets C1 and D1 of the liquid outlet unit corresponding to the liquid outlet unit C1 are correspondingly communicated with a runner hole where the first liquid tube group 132 of the first cavity on the stator is located, namely the liquid outlet unit is communicated with the first cavity 131; liquid is by in the entry input feed liquor ring channel, flows through the inlet in the feed liquor ring channel the liquid outlet input of feed liquor unit in the second cavity 133 of second liquid nest of tubes, liquid promotion in the second cavity the piston is to the motion of first cavity 131 direction, and liquid in with first cavity 131 is through first liquid nest of tubes 132 to the inlet C1 of the unit of producing oil, D1 input go out liquid unit, liquid stream the liquid outlet D1 of going out liquid unit, C1 output extremely A export on the stator is accomplished to this and is gone out liquid for the first time.
Secondly, the rotary core rotates by 90 degrees, liquid inlets B1 and liquid outlets a1 and B1 of the liquid inlet unit corresponding to A1 of the liquid inlet unit are correspondingly communicated with a flow passage hole where a first liquid pipe group 132 of a first cavity on the stator is located, namely the liquid inlet unit is communicated with the first cavity 131; liquid outlets C1 and D1 of the liquid outlet unit correspond to liquid inlets D1 and C1 of the liquid outlet unit, and the runner hole where the second liquid tube group 134 of the second cavity on the stator is located is correspondingly communicated, that is, the liquid outlet unit is communicated with the second cavity 133; in liquid was imported the feed liquor ring channel by the entry, the inlet flow through in the feed liquor ring channel the liquid outlet input of feed liquor unit in the first cavity 131 of first liquid nest of tubes, liquid in the first cavity promotes the piston is to the motion of second cavity 133 direction, and liquid in the second cavity 133 is passed through second liquid nest of tubes to the liquid inlet D1 of going out the liquid unit, C1 input go out liquid unit, liquid the liquid outlet C1 of going out the liquid unit, D1 output extremely B export on the stator, as shown in fig. 9, accomplish the liquid of second time so far.
Thirdly, the rotary core rotates by 90 degrees, liquid outlets B1 and a1 of the liquid inlet unit corresponding to the liquid inlet A1 and B1 of the liquid inlet unit are correspondingly communicated with the runner hole where the second liquid tube group 134 of the second cavity on the stator is located, namely the liquid inlet unit is communicated with the second cavity; liquid outlets C1 and liquid inlets D1 and C1 of the liquid outlet unit corresponding to the liquid outlet C1 of the liquid outlet unit are correspondingly communicated with a runner hole where the first liquid tube group 132 of the first cavity on the stator is located, namely the liquid outlet unit is communicated with the first cavity; liquid is passed through the inlet in the entry input feed liquor ring channel through the inlet in the feed liquor ring channel the liquid outlet input of feed liquor unit in the second cavity of second liquid nest of tubes, liquid promotion in the second cavity the piston is to first cavity direction motion, and liquid in with the first cavity is through the input of first liquid nest of tubes to liquid inlet D1, C1 of going out the liquid unit, by liquid outlet C1, D1 of going out the liquid unit export to A export on the stator is accomplished the third and is gone out liquid to this.
Fourthly, the rotary core rotates by 90 degrees, liquid outlets B1 and a1 of the liquid inlet unit corresponding to liquid inlets A1 and B1 of the liquid inlet unit are correspondingly communicated with a flow passage hole where the first liquid pipe group 132 of the first cavity on the stator is located, namely the liquid inlet unit is communicated with the first cavity; liquid outlets D1 and liquid inlets C1 and D1 of the liquid outlet unit corresponding to the liquid outlet unit C1 are correspondingly communicated with a runner hole where the second liquid tube group 134 of the second cavity on the stator is located, namely the liquid outlet unit is communicated with the second cavity; liquid is passed through the inlet in the entry input feed liquor ring channel through the inlet in the feed liquor ring channel the liquid outlet input of feed liquor unit in the first cavity of first liquid nest of tubes, liquid in the first cavity promotes the piston is to the motion of second cavity direction, passes through the liquid in the second cavity and organizes the liquid inlet C1, the input of D1 to going out the liquid unit, by liquid outlet D1, the output of C1 to that go out the liquid unit B export on the stator, accomplish the fourth time and go out the liquid up to this time.
The fixed-point output of one input and two outputs can be realized by repeating the steps.
In the embodiment, the liquid inlet units are arranged in a crossed manner, the two liquid outlets are symmetrically arranged on the rotary core, and the two liquid outlets simultaneously discharge or feed liquid, so that the radial force borne by the symmetrically-distributed liquid outlets is on the same base line no matter the rotary core rotates to the position, the resultant force difference of the two liquid outlets is zero, the rotary core is prevented from being influenced by pressure, the rotary core rotates easily and freely, and the load torque of the rotary shaft is minimized; meanwhile, the liquid outlet pipe of the liquid outlet unit has the same principle; therefore, the service life of the whole device is prolonged, and the working efficiency of the device is also improved. The rotary core rotates according to the liquid feeding times set by the upper computer, and sensors 15 are respectively arranged on two sides of the metering cavity; or one side is provided with a sensor 15, a part sensed by the sensor is made into a shape with a groove in the middle and can get rid of the sensing of a sensing head to be used as the statistics of detecting whether the piston in the metering cavity acts or not and the flow of the piston, the sensor is used for sensing whether the piston is pushed to one side of the metering cavity or not and also used for metering the oil outlet, the volume of the metering cavity is fixed, and the metering cavity has a plurality of oil inlet and outlet circulations, namely the liquid with the volumes of the metering cavities is output.
Example 2
As a modification of embodiment 1, the lengths of the rotary core and the stator are doubled, and the liquid inlet unit and the liquid outlet unit are mirrored on the other side of the rotary core; as shown in fig. 10 and fig. 11, a form of one inlet and four outlets can be formed for feeding liquid in the middle and outputting liquid at two ends, and the working principle is the same as that of embodiment 1, and will not be described again.
Example 3
As shown in fig. 12 and 13, in this embodiment, an included angle between a connecting line between the liquid inlets of the two liquid outlets and a connecting line between the liquid outlets of the two liquid inlets is 45 degrees. It has 4 outlets correspondingly, can be simultaneously for 4 pointlocations fuel feeding. The concrete structure is as follows:
the rotary core is rotatably arranged in the rotary core cavity, and the inner wall of the rotary core cavity is in liquid sealing fit with the outer wall of the rotary core.
The rotary core comprises a liquid path mechanism, and the liquid path mechanism comprises a liquid inlet unit and a liquid outlet unit.
The liquid inlet unit comprises a liquid inlet structure, the liquid inlet structure comprises a group of liquid inlet channels and a liquid inlet annular groove 11, the liquid inlet annular groove is arranged on the same cross section of the outer wall close to one end of the rotary core, the liquid inlet channels are formed by two liquid inlet pipes which are communicated in a cross mode on the rotary core, liquid inlets B1 and A1 of the two liquid inlet pipes are oppositely arranged in the liquid inlet annular groove 11, the cross point of the two liquid inlet pipes is located on the axis of the rotary core, and liquid outlets a1 and B1 of the two liquid inlet pipes are oppositely arranged on the same cross section of the outer wall in the middle of the rotary core;
the liquid outlet unit comprises a liquid outlet structure, and the liquid outlet structure comprises a group of liquid outlet channels arranged on the rotating core. The liquid outlet channel is formed by two liquid outlet pipes which are communicated in a crossed manner on the rotary core, wherein the crossed point of the two liquid outlet pipes is positioned on the axis of the rotary core; liquid inlets c1 and d1 of the two liquid outlet pipes are oppositely arranged on the outer wall of the middle part of the rotary core, and are positioned on the same cross section of the rotary core as the liquid outlets a1 and b1 of the liquid inlet pipes; liquid outlets C1 and D1 of the two liquid outlet pipes are oppositely arranged on the same cross section of the outer wall of the rotary core near the other end,
an included angle formed by a connecting line between the liquid inlets of the two liquid outlet pipes and a connecting line between the liquid outlets of the two liquid inlet pipes is 360/4N degrees, wherein N is a positive integer; in this embodiment, N is 2, that is, an included angle formed by a connecting line between the liquid inlets of the two liquid outlets and a connecting line between the liquid outlets of the two liquid inlets is 45 degrees.
The stator is provided with a metering cavity; a piston is arranged in the metering cavity, the metering cavity is divided into a first cavity 131 and a second cavity 133 by the piston, and 8 liquid through ports are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral sides of the sections of the liquid outlet of the liquid inlet pipe and the liquid inlet of the liquid outlet pipe; wherein, 4 liquid through ports are communicated with the first cavity body through a pipeline 132, the other liquid through ports are communicated with the second cavity body through a pipeline 134, and the liquid through ports communicated with the first cavity body and the liquid through ports communicated with the second cavity body are alternately arranged;
8 liquid outlets are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral side of the section of the liquid outlet pipe, and the liquid outlets are arranged corresponding to the liquid through port in the middle of the rotary core cavity; the stator is provided with 4 outlets including an outlet A, an outlet B, an outlet C and an outlet D, and every two opposite liquid outlets are communicated with one outlet through pipelines 011 and 012.
And the rotation control device drives and controls the rotating core to rotate for 45 degrees each time.
Thus, this embodiment can accomplish one in and four out. The specific working process is similar to that of embodiment 1 and is not described herein.
Example 4
As shown in fig. 14, in this embodiment, an included angle formed by a connecting line between the liquid inlets of the two liquid outlets and a connecting line between the liquid outlets of the two liquid inlets is 360/4N degrees, where N is a positive integer; in this embodiment, N is 3, that is, an included angle formed by a connecting line between the liquid inlets of the two liquid outlets and a connecting line between the liquid outlets of the two liquid inlets is 30 degrees. Therefore, 12 liquid outlets can be arranged on the corresponding inner wall of the rotary core cavity at equal intervals on the periphery of the section of the liquid outlet corresponding to the liquid outlet pipe, and the liquid outlets can be simultaneously supplied for 6 point positions. And the rotation control device drives and controls the rotating core to rotate 30 degrees at a time.
Thus, this embodiment can accomplish one in and six out. The specific working process is similar to that of embodiment 1 and is not described herein.
Example (b) to
In conclusion, through the structural change, the invention can realize one inlet and 2N outlet without increasing the cost basically, can supply oil for 2N points at a time, and can greatly reduce the number of oil supply valve devices.
Claims (1)
1. A multi-path circulating oil supply valve is characterized in that: comprises a rotary core and a stator with a rotary core cavity, the rotary core is rotatably arranged in the rotary core cavity, the outer wall of the rotary core is in liquid-tight fit with the inner wall of the rotary core cavity, wherein,
the rotary core is provided with at least one liquid path mechanism, and the liquid path mechanism comprises a liquid inlet unit and a liquid outlet unit; wherein,
the liquid inlet unit comprises a liquid inlet structure, the liquid inlet structure comprises a group of liquid inlet channels and a liquid inlet annular groove, the liquid inlet annular groove is formed in the same cross section of the outer wall close to one end of the rotary core, the liquid inlet channels are formed by two liquid inlet pipes which are communicated in a crossed mode on the rotary core, liquid inlets of the two liquid inlet pipes are oppositely arranged in the liquid inlet annular groove, the crossed point of the two liquid inlet pipes is located on the axis line of the rotary core, and liquid outlets of the two liquid inlet pipes are oppositely arranged on the same cross section of the outer wall in the middle of the rotary core;
the liquid outlet unit comprises a liquid outlet structure, the liquid outlet structure comprises a group of liquid outlet channels arranged on the rotary core, the liquid outlet channels are formed by two liquid outlet pipes which are communicated in a crossed manner on the rotary core, and the crossed point of the two liquid outlet pipes is positioned on the axis of the rotary core; the liquid inlets of the two liquid outlet pipes are oppositely arranged on the outer wall of the middle part of the rotary core, and are positioned on the same cross section of the rotary core with the liquid outlets of the liquid inlet pipes; the liquid outlets of the two liquid outlet pipes are oppositely arranged on the same cross section of the outer wall of the rotary core close to the other end, and an included angle formed by a connecting line between the liquid inlets of the two liquid outlet pipes and a connecting line between the liquid outlets of the two liquid inlet pipes is 360/4N degrees, wherein N is a positive integer;
the stator is provided with a metering cavity; a piston is arranged in the metering cavity, the metering cavity is divided into a first cavity and a second cavity by the piston, and 4N liquid through ports are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral sides of the sections of the liquid outlet of the liquid inlet pipe and the liquid inlet of the liquid outlet pipe; the liquid inlet is communicated with the first cavity through a pipeline, the liquid inlet is communicated with the second cavity through a pipeline, and the liquid inlet communicated with the first cavity and the liquid inlet communicated with the second cavity are alternately arranged;
4N liquid outlets are arranged on the inner wall of the rotary core cavity at equal intervals corresponding to the peripheral side of the section of the liquid outlet pipe, and the liquid outlets are arranged corresponding to liquid through ports in the middle of the rotary core cavity; 2N outlets are arranged on the stator, and each two liquid outlets which are oppositely arranged are communicated with one outlet through a pipeline;
and the rotation control device drives and controls the rotating core to rotate 360/4N degrees at a time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110470349.1A CN113137497A (en) | 2021-04-28 | 2021-04-28 | Multi-way circulation oil supply valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110470349.1A CN113137497A (en) | 2021-04-28 | 2021-04-28 | Multi-way circulation oil supply valve |
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| CN113137497A true CN113137497A (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110470349.1A Pending CN113137497A (en) | 2021-04-28 | 2021-04-28 | Multi-way circulation oil supply valve |
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| CN (1) | CN113137497A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW462461U (en) * | 2001-04-11 | 2001-11-01 | Changhua Chen Ying Oil Machine | Quantitative lubricant distributing device |
| CN101793346A (en) * | 2010-04-23 | 2010-08-04 | 周一平 | Rotary quantitative oil supply device |
| CN103883865A (en) * | 2014-04-04 | 2014-06-25 | 周一平 | Quantified liquid supply device |
| CN215257972U (en) * | 2021-04-28 | 2021-12-21 | 周一平 | Multi-way circulation oil supply valve |
-
2021
- 2021-04-28 CN CN202110470349.1A patent/CN113137497A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW462461U (en) * | 2001-04-11 | 2001-11-01 | Changhua Chen Ying Oil Machine | Quantitative lubricant distributing device |
| CN101793346A (en) * | 2010-04-23 | 2010-08-04 | 周一平 | Rotary quantitative oil supply device |
| CN103883865A (en) * | 2014-04-04 | 2014-06-25 | 周一平 | Quantified liquid supply device |
| CN215257972U (en) * | 2021-04-28 | 2021-12-21 | 周一平 | Multi-way circulation oil supply valve |
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Address after: 226200 Qidong Shenzhou Lubrication Equipment Manufacturing Co., Ltd., No. 508, Xinghui street, Huiping Town, Nantong City, Jiangsu Province Applicant after: Zhou Yiping Applicant after: Zhou jianshuai Address before: 226200 Room 305, 23rd floor, xianggehuayuan, Huilong Town, Qidong City, Nantong City, Jiangsu Province Applicant before: Zhou Yiping Applicant before: Zhou jianshuai |
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