CN105889580A - Vertical air-control balance stop valve - Google Patents
Vertical air-control balance stop valve Download PDFInfo
- Publication number
- CN105889580A CN105889580A CN201410557380.9A CN201410557380A CN105889580A CN 105889580 A CN105889580 A CN 105889580A CN 201410557380 A CN201410557380 A CN 201410557380A CN 105889580 A CN105889580 A CN 105889580A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- piston
- spool
- fairlead
- 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.)
- Granted
Links
Landscapes
- Lift Valve (AREA)
Abstract
The invention discloses a vertical air-control balance stop valve which comprises a valve body. A C-shaped control port is formed in the upper portion of the valve body. A piston is mounted on the inner side of the valve body and located on the lower portion of the C-shaped control port. A plug is mounted on the upper side of the middle portion of the piston. A socket head cap screw is mounted on the lower side of the middle portion of the piston. A valve element is mounted at the end of the screw rod of the socket head cap screw. The vertical air-control balance stop valve has the advantages that the valve element is located in high-pressure media, the overall axial stress resultant force is zero, piston control stress area is not increased, overall size of the valve is not increased, and the service life, reliability and economy of the valve are unaffected; due to the fact that pressure at a valve element sealing part is high, a first retaining ring with one arc-shaped face is used, and the pressure bearing capacity of a fourth C-shaped ring is increased; the valve element is integrally connected with the valve body, so that the valve is compact in structure and small in size.
Description
Technical field
The present invention relates to a kind of stop valve, a kind of full balance stop valve of vertical gas control.
Background technology
The full balance stop valve of vertical gas control is the stop valve that a kind of pressure gas source controls, and controls fluid in high-pressure system
Break-make, it is achieved on-off control.Pneumatic valve currently on the market, cylinder position is split type connection with main valve portion,
Volume is relatively big, and required installing space is the biggest.Pneumatic valve currently on the market, the medium axial force suffered by its spool,
Owing to designing the restriction of structure, being all not reaching to complete equipilibrium, therefore same bore valve volume is relatively large,
Performance and life-span reach undesirable.
Summary of the invention
It is an object of the invention to provide a kind of full balance stop valve of vertical gas control, it is possible to solve above-mentioned problem.
The present invention for achieving the above object, is achieved through the following technical solutions:
A kind of full balance stop valve of vertical gas control, including valve body, the top of valve body is offered C and is controlled mouth, inside valve body
It is positioned at C and controls mouth bottom installation piston, plug is installed on the upside of the middle part of piston, on the downside of the middle part of piston, installs interior six
Angle screw, the screw mandrel end installation spool of soket head cap screw, the lower, outer perimeter of piston installs the upper end of main spring, valve
The inner side of body is positioned at piston lower portion and installs fairlead, and the lower end of main spring coordinates with the top of fairlead, and spool passes
The middle part of fairlead, fairlead is positioned at spool periphery and arranges cushion pad, and being internally located on the downside of fairlead of valve body sets
Putting sealing ring, sealing ring coordinates with the periphery of spool, and A import, A import and spool one are offered in valve body lower portion side
Side communicates, and valve body lower portion opposite side offers B outlet, and B outlet communicates with the opposite side of spool.
In order to realize the purpose of the present invention further, it is also possible to by the following technical solutions: described piston and valve body it
Between the second c-type circle is installed, third gear circle is installed in the bottom of the second c-type circle.The is installed between described fairlead and valve body
Three c-type circles, the second ring washer is installed on the top of the 3rd c-type circle.4th C is installed between bottom and the valve body of described spool
Type circle, the first ring washer is installed in the bottom of the 4th c-type circle.
It is an advantage of the current invention that:
The spool of the present invention is on structure designs, and spool is in high-pressure medium, and overall axially loaded makes a concerted effort to be zero, no
Then increase is controlled piston lifting surface area, make that the entirety of valve is long-pending becomes big, life-span of valve, reliable can be affected simultaneously
Property, economy.At the seal spool of the present invention, owing to pressure is higher, have employed first grade simultaneously for arc surface
Circle, improves the bearing capacity of the 4th c-type circle.The design spool uses with valve body and is integrally connected design, compact conformation,
Volume is little.This design, when design, uses new design structure, increases piston, spool two at the two ends of valve
The size of end is essentially equal, therefore suffered medium axial force complete equipilibrium, and the power that therefore cylinder portion is provided is simply
Overcoming the power of main spring, it is relatively small that piston can design, and whole valve is the most relatively small, with entering valve
Performance and life-span can reach more than 50,000 times.The present invention also has simple for structure compact, cheap for manufacturing cost and uses letter
Just advantage.
Accompanying drawing explanation
Accompanying drawing is for providing a further understanding of the present invention, and constitutes a part for description, with the present invention's
Embodiment is used for explaining the present invention together, is not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the present invention.
Mark parts: 1 valve body 2 spool 3 first ring washer 4 sealing ring 5 second ring washer 6 fairlead 7 cushion pad
8 cylinder body 9 main spring 10 third gear circle 11 plug 12 piston 13 first c-type circle 14 second c-type circles 15
Soket head cap screw 16 spring washer 17 the 3rd c-type circle 18 the 4th c-type circle 19A import 20B exports 21C
Control mouth.
Detailed description of the invention
As it is shown in figure 1, a kind of full balance stop valve of vertical gas control, including valve body 1, C is offered on the top of valve body 1
Control mouth 21, be positioned at C inside valve body 1 and control mouth 21 bottom installation piston 12, pacify on the upside of the middle part of piston 12
Dress plug 11, installs soket head cap screw 15 on the downside of the middle part of piston 12, the screw mandrel end peace of soket head cap screw 15
Cartridge spool 2, the upper end of the lower, outer perimeter installation main spring 9 of piston 12, the inner side of valve body 1 is positioned at piston 12 times
Fairlead 6 is installed in portion, and the lower end of main spring 9 coordinates with the top of fairlead 6, and spool 2 is through fairlead 6
Middle part, fairlead 6 is positioned at spool 2 periphery and arranges cushion pad 7, being internally located on the downside of fairlead 6 of valve body 1
Arranging sealing ring 4, sealing ring 4 coordinates with the periphery of spool 2, and A import 19, A is offered in side, valve body 1 bottom
Import 19 communicates with spool 2 side, and valve body 1 bottom opposite side offers B outlet 20, B outlet 20 and spool 2
Opposite side communicate.
The present invention, by controlling to enter the source of the gas of C control mouth 21, promotes piston 12, and piston 12 passes through with spool 2
Soket head cap screw 15 links together, and piston 12 compresses downwards main spring 9, makes spool 2 disengage with sealing ring 4,
Realize the unlatching of valve；After controlling to enter the source of the gas stopping supply that C controls mouth 21, piston is at main spring 9
Under effect, band movable valve plug 2 again contacts with valve body 1 and seals, fluid in truncated system.
The present invention in off position time, C control mouth 21 do not supply (0.4 to 0.8MPa), valve is in main spring 9 power
Under effect, band movable valve plug 2 compresses sealing ring 4 and is closed.
The present invention, when valve opening state, controls mouth to C and is passed through control compressed gas (0.4 to 0.8MPa), pressure
Contracting gas push piston 12 and spool 2 depart from sealing ring 4, so that fluid flows to B from A import 19 and goes out in system
Mouth 20, completes the open function of valve.
After present invention C when valve closing controls the control gas stopping supply of mouth 21, valve is at the work of main spring 9 power
Under with, promote piston 12 and spool 2, make spool 2 again contact with sealing ring 4 and seal, make valve closing, cut
Fluid in disconnected system.
The spool 2 of the present invention is on structure designs, and spool 2 is in high-pressure medium, and overall axially loaded makes a concerted effort to be zero,
Otherwise increase is controlled piston lifting surface area, makes that the entirety of valve is long-pending becomes big, can affect simultaneously valve life-span, can
By property, economy.
Power produced by the main spring 9 of the present invention, to overcome the frictional force between parts, to provide simultaneously and seal
The sealing force that circle 4 contact produces.
At spool 2 sealing of the present invention, owing to pressure is higher, have employed the one side the first ring washer 3 for arc surface,
Improve the bearing capacity of the 4th c-type circle 18.
The design spool 2 uses one to be connected design, compact conformation with valve body 1, and volume is little；Currently on the market
Pneumatic valve, cylinder position is split type connection with main valve portion, and volume is relatively big, and required installing space is the biggest.
The present invention passes through to disassemble, analyze Pneumatic valve currently on the market, the medium axial force suffered by its spool, due to
The restriction of design structure, is all not reaching to complete equipilibrium, and therefore same bore valve volume is relatively large, performance
Reach undesirable with the life-span.The design, when design, uses new design structure, increases piston 12 at the two ends of valve,
The size at spool 2 two ends is essentially equal, therefore suffered medium axial force complete equipilibrium, and therefore cylinder portion is provided
Power simply overcome the power of main spring 9, it is relatively small that piston 12 can design, and whole valve is the most relatively
Little, more than 50,000 times can be reached with the performance entering valve with the life-span.
Spool 2 is designed with the structure of the pressure at two ends balance of one.The design is in order to improve performance and the valve of product
The intensity of core 2, can bear higher pressure, have employed integral structure, and the two ends of spool 2 are the complete phases of size
Deng piston 12, can complete equipilibrium high-pressure medium axial force that spool 2 is produced from face.
The present invention uses changeable type valve seat construction, in order to ensure the economy of valve, on-line maintenance, have employed
The nonmetal sealing ring of changeable type 4, when in the course of the work, sealing ring 4 damages and can change online, also subtracts simultaneously
Little maintenance cost.
Spool 2 and the valve body 1 of the present invention use direct-coupled type structure, in order to ensure the economy of valve, to the greatest extent may be used
Energy ground reduces the cost of valve, reduces the volume of valve, and spool 2 and valve body 1 use direct-coupled type structure, subtract
The installing space of few valve, cost-effective.
Installing the second c-type circle 14 between described piston 12 and valve body 1, the bottom of the second c-type circle 14 installs the 3rd
Ring washer 10.Between piston 12 and the valve body 1 of the present invention, owing to pressure is higher, have employed one side for arc surface
Third gear circle 10, improves the bearing capacity of the second c-type circle 14.
Installing the 3rd c-type circle 17 between described fairlead 6 and valve body 1, the second ring washer is installed on the top of the 3rd c-type circle 17
5.Between fairlead 6 and the valve body 1 of the present invention, owing to pressure is higher, have employed the one side second gear for arc surface
Circle 5, improves the bearing capacity of the 3rd c-type circle 17.
Installing the 4th c-type circle 18 between bottom and the valve body 1 of described spool 2, the bottom of the 4th c-type circle 18 installs first
Ring washer 3.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, it is not limited to this
Bright, although the present invention being described in detail with reference to previous embodiment, for a person skilled in the art,
Technical scheme described in foregoing embodiments still can be modified by it, or to wherein portion of techniques feature
Carry out equivalent.All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement made
Deng, should be included within the scope of the present invention.
Claims (4)
1. the full balance stop valve of vertical gas control, it is characterised in that: include valve body (1), the top of valve body (1)
Offering C and control mouth (21), valve body (1) inner side is positioned at C and controls mouth (21) bottom installation piston (12), piston (12)
Middle part on the upside of install plug (11), on the downside of the middle part of piston (12) install soket head cap screw (15), soket head cap screw
(15) spool (2) is installed in screw mandrel end, and the lower, outer perimeter of piston (12) installs the upper end of main spring (9), valve body (1)
Inner side be positioned at piston (12) bottom fairlead (6) be installed, the top of the lower end of main spring (9) and fairlead (6) is joined
Closing, spool (2), through the middle part of fairlead (6), fairlead (6) is positioned at spool (2) periphery and arranges cushion pad (7),
Fairlead (6) downside that is internally located at of valve body (1) arranges sealing ring (4), and the periphery of sealing ring (4) and spool (2) is joined
Closing, A import (19) is offered in valve body (1) side, bottom, and A import (19) communicates with spool (2) side, valve body (1)
Bottom opposite side is offered B outlet (20), B outlet (20) and is communicated with the opposite side of spool (2).
The full balance stop valve of vertical gas control the most according to claim 1, it is characterised in that: described piston (12)
And installing the second c-type circle (14) between valve body (1), third gear circle (10) is installed in the bottom of the second c-type circle (14).
The full balance stop valve of vertical gas control the most according to claim 1, it is characterised in that: described fairlead (6)
And installing the 3rd c-type circle (17) between valve body (1), the second ring washer (5) is installed on the top of the 3rd c-type circle (17).
The full balance stop valve of vertical gas control the most according to claim 1, it is characterised in that: described spool (2)
Installing the 4th c-type circle (18) between bottom and valve body (1), the first ring washer (3) is installed in the bottom of the 4th c-type circle (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410557380.9A CN105889580B (en) | 2014-10-16 | 2014-10-16 | A kind of vertical gas control balance stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410557380.9A CN105889580B (en) | 2014-10-16 | 2014-10-16 | A kind of vertical gas control balance stop valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105889580A true CN105889580A (en) | 2016-08-24 |
| CN105889580B CN105889580B (en) | 2018-09-14 |
Family
ID=57000482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410557380.9A Active CN105889580B (en) | 2014-10-16 | 2014-10-16 | A kind of vertical gas control balance stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105889580B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939992A (en) * | 2017-12-29 | 2018-04-20 | 湖南鸿辉科技有限公司 | A kind of high pressure plug-in water valve |
| CN111022655A (en) * | 2019-11-27 | 2020-04-17 | 西安航天动力研究所 | Pneumatic control valve with bidirectional reliable stop seal |
| RU2728565C1 (en) * | 2019-12-05 | 2020-07-31 | Общество С Ограниченной Ответственностью "Научно-Технологический Центр "Геомеханика" | Slide-type pneumatic-hydraulic high-pressure valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2052095U (en) * | 1989-06-14 | 1990-01-31 | 上海东风机器厂 | Pressure-reducing valve with big overflow |
| CN201502719U (en) * | 2009-10-21 | 2010-06-09 | 浙江荣升机械有限公司 | Pneumatic two-position stop valve |
| US20110012313A1 (en) * | 2009-07-17 | 2011-01-20 | Gm Global Technology Operations, Inc. | Seal performance for hydrogen storage and supply systems |
| CN202441882U (en) * | 2012-02-26 | 2012-09-19 | 宁波东平齿轮制造有限公司 | Sealing structure of planetary reducer |
| CN103498942A (en) * | 2013-09-02 | 2014-01-08 | 河南航天液压气动技术有限公司 | Valve |
| CN204328103U (en) * | 2014-10-16 | 2015-05-13 | 河南航天液压气动技术有限公司 | A kind of vertical gas control balance stop valve |
-
2014
- 2014-10-16 CN CN201410557380.9A patent/CN105889580B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2052095U (en) * | 1989-06-14 | 1990-01-31 | 上海东风机器厂 | Pressure-reducing valve with big overflow |
| US20110012313A1 (en) * | 2009-07-17 | 2011-01-20 | Gm Global Technology Operations, Inc. | Seal performance for hydrogen storage and supply systems |
| CN201502719U (en) * | 2009-10-21 | 2010-06-09 | 浙江荣升机械有限公司 | Pneumatic two-position stop valve |
| CN202441882U (en) * | 2012-02-26 | 2012-09-19 | 宁波东平齿轮制造有限公司 | Sealing structure of planetary reducer |
| CN103498942A (en) * | 2013-09-02 | 2014-01-08 | 河南航天液压气动技术有限公司 | Valve |
| CN204328103U (en) * | 2014-10-16 | 2015-05-13 | 河南航天液压气动技术有限公司 | A kind of vertical gas control balance stop valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939992A (en) * | 2017-12-29 | 2018-04-20 | 湖南鸿辉科技有限公司 | A kind of high pressure plug-in water valve |
| CN111022655A (en) * | 2019-11-27 | 2020-04-17 | 西安航天动力研究所 | Pneumatic control valve with bidirectional reliable stop seal |
| CN111022655B (en) * | 2019-11-27 | 2022-03-04 | 西安航天动力研究所 | Pneumatic control valve with bidirectional reliable stop seal |
| RU2728565C1 (en) * | 2019-12-05 | 2020-07-31 | Общество С Ограниченной Ответственностью "Научно-Технологический Центр "Геомеханика" | Slide-type pneumatic-hydraulic high-pressure valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105889580B (en) | 2018-09-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202708209U (en) | Double gas supply gas valve | |
| CN105889580A (en) | Vertical air-control balance stop valve | |
| CN105202217A (en) | Ball relief valve with pressure relief function | |
| CN105570681A (en) | Valve seat and cylinder valve using same | |
| CN104260044B (en) | Valve oil seal press mounting tool | |
| CN203718031U (en) | Button valve | |
| CN204328103U (en) | A kind of vertical gas control balance stop valve | |
| CN203500559U (en) | Small-flow reversing valve | |
| CN203115111U (en) | Safe stop valve | |
| CN204201180U (en) | A kind of leading type multifunctional electromagnetic valves | |
| CN203395193U (en) | Pneumatic stop valve | |
| CN102661396A (en) | Novel valve core connecting sleeve mechanism for stop valve | |
| CN202418311U (en) | Clutch master cylinder | |
| CN203978985U (en) | A kind of integral multi-way reversing valve for fork truck | |
| CN203476359U (en) | Novel small-flow reversing valve | |
| CN203979533U (en) | A kind of throttle non-return valve | |
| CN202674420U (en) | Tube type constant pressure valve | |
| CN201896953U (en) | Axial flow control valve | |
| CN203308490U (en) | High-flow balancing two-way lock | |
| CN203395307U (en) | Pneumatic overflow valve | |
| CN204961445U (en) | Make guide's type overflow valve that rises to rise fast under great load of jack | |
| CN203309241U (en) | Spring low lift safety valve with wrench | |
| CN201909091U (en) | High-voltage electromagnetic valve | |
| CN203892643U (en) | External pilot relief valve structure | |
| CN203718069U (en) | Ammonia bellows safety valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |