CN107387828A - A kind of Depressure valve - Google Patents
A kind of Depressure valve Download PDFInfo
- Publication number
- CN107387828A CN107387828A CN201710787524.3A CN201710787524A CN107387828A CN 107387828 A CN107387828 A CN 107387828A CN 201710787524 A CN201710787524 A CN 201710787524A CN 107387828 A CN107387828 A CN 107387828A
- Authority
- CN
- China
- Prior art keywords
- spring
- garment bag
- adjusting screw
- pressure
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 230000033228 biological regulation Effects 0.000 claims abstract description 8
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 239000010720 hydraulic oil Substances 0.000 abstract description 6
- 241000209094 Oryza Species 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
- F16K17/34—Excess-flow valves in which the flow-energy of the flowing medium actuates the closing mechanism
-
- 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
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a kind of Depressure valve, including the second garment bag, one end of second garment bag is provided with cruciform slot screw, the described one end of second garment bag away from cruciform slot screw is connected with the first garment bag, adjusting screw rod is provided with the inside of first garment bag, the inner side of Adjusting bolt Adjusting screw is stretched into the one end of the adjusting screw rod away from the first garment bag, and spring base is provided with the inside of the Adjusting bolt Adjusting screw, and the one end of the spring base away from adjusting screw rod is provided with little spring.Pressure-reducing valve of the present invention, by installing a slightly long little spring additional, turn adjusting screw rod control steel ball seat, big spring, little spring and spring base moving left and right to increase or decrease the control pressure to valve element in Adjusting bolt Adjusting screw, so as to come control hydraulic oil promote valve element movement required for pressure, with reach by pressure be transferred to than it is relatively low when, also valve element can be controlled to act, to increase the range of regulation of pressure-reducing valve.
Description
Technical field
The present invention relates to pressure-reducing valve technical field, especially a kind of Depressure valve.
Background technology
Pressure-reducing valve is the outlet pressure that inlet pressure is reduced to a certain needs by regulation, and relies on the energy of medium in itself
Amount, outlet pressure is set to keep stable valve automatically, from the viewpoint of hydrodynamics, pressure-reducing valve is that a local resistance can become
The restricting element of change, i.e., by changing orifice size, change the kinetic energy of flow velocity and fluid, cause the different pressure losses, from
And reach the purpose of decompression, existing MBRV-02 pressure-reducing valves when it is pressure controlled than it is relatively low when because the problem of big spring not
Valve element can be acted.
The content of the invention
It is an object of the invention to provide a kind of Depressure valve, there is pressure to adjust relatively low, valve element is also movable excellent
Point, to solve the problems, such as to mention in above-mentioned background.
To achieve the above object, the present invention provides following technical scheme：
A kind of Depressure valve, including the second garment bag, one end of second garment bag are provided with cruciform slot screw, and described
The one end of two garment bags away from cruciform slot screw is connected with the first garment bag, and regulation spiral shell is provided with the inside of first garment bag
The inner side of Adjusting bolt Adjusting screw is stretched into bar, the one end of the adjusting screw rod away from the first garment bag, and the inner side of the Adjusting bolt Adjusting screw is set
There is spring base, the 3rd O-ring and the 4th O-ring, the one end of the spring base away from adjusting screw rod are provided with the spring base
Little spring is provided with, the one end of the little spring away from spring base is arranged on steel ball seat, and steel ball is placed with the steel ball seat,
Big spring is provided with the outside of the little spring, one end of the Adjusting bolt Adjusting screw is located at the inner side of valve body, set on the valve body
There is the second O-ring, valve element is provided with the inside of the valve body, the end thereof contacts of the valve element have screw plug, the screwed plug
For head by base rice screw connection on valve body, the contact surface of the screw plug and valve body is provided with the first O-ring.
Preferably, the inner side of the second garment bag, the first garment bag and the second plastic cement are inserted in one end of first garment bag
The center line of set is located on the same line.
Preferably, steel ball seat, big spring, little spring and the spring base are respectively positioned on the inner side of Adjusting bolt Adjusting screw.
Preferably, one end of the big spring is set on spring base, and the one end of big spring away from spring base is set in steel
On pearl seat.
Compared with prior art, beneficial effect of the present invention：
Pressure-reducing valve of the present invention, by installing a slightly long little spring, turn adjusting screw rod control steel ball seat, big spring, small bullet additional
Spring and spring base moving left and right to increase or decrease the control pressure to valve element in Adjusting bolt Adjusting screw, so as to control hydraulic oil
Promote valve element movement required for pressure, with reach by pressure be transferred to than it is relatively low when, can also control valve element to act, with increase
Add and subtract the range of regulation of pressure valve.
Brief description of the drawings
Fig. 1 is the explosive view of the present invention；
Fig. 2 is the assembling figure of the present invention.
In figure：1- base rice screws；2- screw plugs；The O-rings of 3- first；4- valve bodies；The O-rings of 5- second；6- valve elements；7- steel
Pearl；8- steel ball seats；9- big springs；10- little springs；11- spring bases；The O-rings of 12- the 3rd；The O-rings of 13- the 4th；14- adjusts spiral shell
Set；15- adjusting screw rods；The garment bags of 16- first；The garment bags of 17- second；18- cruciform slot screws.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-2 is referred to, the present invention provides a kind of technical scheme：A kind of Depressure valve, including the second garment bag 17, the
One end of two garment bags 17 is provided with cruciform slot screw 18, and second one end of garment bag 17 away from cruciform slot screw 18 is connected with
The inner side of the second garment bag 17, the first garment bag 16 and the second garment bag are inserted in one garment bag 16, one end of the first garment bag 16
17 center line is located on the same line, and the inner side of the first garment bag 16 is provided with adjusting screw rod 15, and adjusting screw rod 15 is remote
The inner side of Adjusting bolt Adjusting screw 14 is stretched into one end of first garment bag 16, and the inner side of Adjusting bolt Adjusting screw 14 is provided with spring base 11, spring base
The 3rd O-ring 12 and the 4th O-ring 13 are provided with 11, the one end of spring base 11 away from adjusting screw rod 15 is provided with little spring
10, the one end of little spring 10 away from spring base 11 is arranged on steel ball seat 8, and steel ball 7 is placed with steel ball seat 8, little spring 10
Outside is provided with big spring 9, and one end of big spring 9 is set on spring base 11, and the one end of big spring 9 away from spring base 11 is arranged
On steel ball seat 8, steel ball seat 8, big spring 9, little spring 10 and spring base 11 are respectively positioned on the inner side of Adjusting bolt Adjusting screw 14, pass through installation
One slightly long little spring 10, turn adjusting screw rod 15 control steel ball seat 8, big spring 9, little spring 10 and spring base 11 adjusting
Moving left and right to increase or decrease the control pressure to valve element 6 in swivel nut 14, so as to come control hydraulic oil promote valve element 6 move
Required pressure, with reach by pressure be transferred to than it is relatively low when, also valve element 6 can be controlled to act, to increase pressure-reducing valve
Range of regulation, one end of Adjusting bolt Adjusting screw 14 are located at the inner side of valve body 4, the second O-ring 5, the inner side of valve body 4 are provided with valve body 4
Valve element 6 is provided with, the end thereof contacts of valve element 6 have screw plug 2, and screw plug 2 is connected on valve body 4 by base rice screw 1, spiral shell
The contact surface of line plug 2 and valve body 4 is provided with the first O-ring 3, pressure-reducing valve of the present invention, by installing a slightly long little spring additional
10, turn adjusting screw rod 15 controls the left and right of steel ball seat 8, big spring 9, little spring 10 and spring base 11 in Adjusting bolt Adjusting screw 14 to move
Move to increase or decrease the control pressure to valve element 6, so as to control the hydraulic oil to promote valve element 6 to move required pressure, with
Reach by pressure be transferred to than it is relatively low when, also valve element 6 can be controlled to act, to increase the range of regulation of pressure-reducing valve.
Operating process：Steel ball seat 8, big spring 9, little spring 10 and spring base 11 is controlled to adjust by turn adjusting screw rod 15
Moving left and right to increase or decrease the control pressure to valve element 6 in section swivel nut 14, to control hydraulic oil to promote valve element 6 to move institute
The pressure needed.
In summary：Pressure-reducing valve of the present invention, by installing a slightly long little spring 10 additional, turn adjusting screw rod 15 controls steel
Pearl seat 8, big spring 9, little spring 10 and spring base 11 moving left and right to increase or decrease to valve element 6 in Adjusting bolt Adjusting screw 14
Control pressure, so as to control the hydraulic oil to promote valve element 6 to move required pressure, it is transferred to reaching by pressure than relatively low
When, also valve element 6 can be controlled to act, to increase the range of regulation of pressure-reducing valve.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Improve design and be subject to equivalent substitution or change, should all cover within the scope of the present invention.
Claims (4)
1. a kind of Depressure valve, including the second garment bag（17）, it is characterised in that：Second garment bag（17）One end set
It is equipped with cruciform slot screw（18）, second garment bag（17）Away from cruciform slot screw（18）One end be connected with the first garment bag
（16）, first garment bag（16）Inner side be provided with adjusting screw rod（15）, the adjusting screw rod（15）Away from the first plastic cement
Set（16）One end stretch into Adjusting bolt Adjusting screw（14）Inner side, the Adjusting bolt Adjusting screw（14）Inner side be provided with spring base（11）, institute
State spring base（11）On be provided with the 3rd O-ring（12）With the 4th O-ring（13）, the spring base（11）Away from adjusting screw rod
（15）One end be provided with little spring（10）, the little spring（10）Away from spring base（11）One end be arranged on steel ball seat（8）
On, the steel ball seat（8）On be placed with steel ball（7）, the little spring（10）Outside be provided with big spring（9）, the regulation
Swivel nut（14）One end be located at valve body（4）Inner side, the valve body（4）On be provided with the second O-ring（5）, the valve body（4）'s
Inner side is provided with valve element（6）, the valve element（6）End thereof contacts have screw plug（2）, the screw plug（2）Pass through base rice
Screw（1）It is connected to valve body（4）On, the screw plug（2）With valve body（4）Contact surface be provided with the first O-ring（3）.
A kind of 2. Depressure valve according to claim 1, it is characterised in that：First garment bag（16）One end set
Enter the second garment bag（17）Inner side, the first garment bag（16）With the second garment bag（17）Center line be located at same straight line
On.
A kind of 3. Depressure valve according to claim 1, it is characterised in that：The steel ball seat（8）, big spring（9）, it is small
Spring（10）And spring base（11）It is respectively positioned on Adjusting bolt Adjusting screw（14）Inner side.
A kind of 4. Depressure valve according to claim 1, it is characterised in that：The big spring（9）One end be set in
Spring base（11）On, big spring（9）Away from spring base（11）One end be set in steel ball seat（8）On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710787524.3A CN107387828A (en) | 2017-09-04 | 2017-09-04 | A kind of Depressure valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710787524.3A CN107387828A (en) | 2017-09-04 | 2017-09-04 | A kind of Depressure valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107387828A true CN107387828A (en) | 2017-11-24 |
Family
ID=60347889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710787524.3A Pending CN107387828A (en) | 2017-09-04 | 2017-09-04 | A kind of Depressure valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107387828A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000130619A (en) * | 1998-10-23 | 2000-05-12 | Neriki:Kk | Pressure reducing device |
| CN103062465A (en) * | 2011-10-18 | 2013-04-24 | 大金工业株式会社 | Pressure adjusting screw mechanism and pressure control valve |
| CN203257782U (en) * | 2013-05-17 | 2013-10-30 | 上海七洋液压机械有限公司 | One-way reducing valve |
| CN205207816U (en) * | 2015-12-14 | 2016-05-04 | 江西省唯欣高科精密五金有限公司 | Stack relief pressure valve |
| CN207298004U (en) * | 2017-09-04 | 2018-05-01 | 东莞市旭欧精密五金制品有限公司 | A kind of Depressure valve |
-
2017
- 2017-09-04 CN CN201710787524.3A patent/CN107387828A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000130619A (en) * | 1998-10-23 | 2000-05-12 | Neriki:Kk | Pressure reducing device |
| CN103062465A (en) * | 2011-10-18 | 2013-04-24 | 大金工业株式会社 | Pressure adjusting screw mechanism and pressure control valve |
| CN203257782U (en) * | 2013-05-17 | 2013-10-30 | 上海七洋液压机械有限公司 | One-way reducing valve |
| CN205207816U (en) * | 2015-12-14 | 2016-05-04 | 江西省唯欣高科精密五金有限公司 | Stack relief pressure valve |
| CN207298004U (en) * | 2017-09-04 | 2018-05-01 | 东莞市旭欧精密五金制品有限公司 | A kind of Depressure valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171124 |
|
| RJ01 | Rejection of invention patent application after publication |