CN206918387U - A kind of Reduction of High Pressure Pneumatic valve - Google Patents
A kind of Reduction of High Pressure Pneumatic valve Download PDFInfo
- Publication number
- CN206918387U CN206918387U CN201720213641.4U CN201720213641U CN206918387U CN 206918387 U CN206918387 U CN 206918387U CN 201720213641 U CN201720213641 U CN 201720213641U CN 206918387 U CN206918387 U CN 206918387U
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- China
- Prior art keywords
- plate
- fixed
- valve
- spring
- reduction
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Abstract
A kind of Reduction of High Pressure Pneumatic valve that the utility model is related to,Including valve body and pressure tester,The valve body includes valve pocket,Threaded rod,Supporting plate,First spring,Backing plate,Diaphragm,Valve element,Inner chamber,Baffle plate,Second spring,Air inlet pipe and escape pipe,It is connected at the top of the valve pocket by screw thread with threaded rod,The threaded rod bottom is fixedly connected with supporting plate,Supporting plate bottom is fixed at the top of first spring,The first spring bottom backing plate top is fixedly connected,The side of the backing plate is connected by diaphragm with valve pocket inwall,The backing plate bottom is fixedly connected with valve element,The valve element bottom is located at inner cavity,The valve element bottom is fixed with baffle plate,The baffle bottom is fixedly connected with second spring,The bottom of the second spring is fixed on intracavity bottom,The inner chamber side connects with air inlet pipe,Described valve body one end connects with escape pipe,This Reduction of High Pressure Pneumatic valve,Facilitate the pressure of detection gas,And guide rod return can be made by elastic device.
Description
Technical field
A kind of Reduction of High Pressure Pneumatic valve is the utility model is related to, belongs to pressure-reducing valve technical field.
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.Then by control and the regulation of regulating system, the fluctuation and spring force for making downstream pressure balance each other,
Downstream pressure is set to keep constant in certain error range.
Existing pressure-reducing valve does not possess pressure-detecting device, so as to judge that the pressure of air inlet pipe and escape pipe is specific,
So as to be not easy to the regulation of pressure.
The content of the invention
A kind of the purpose of this utility model is to overcome above-mentioned deficiency, there is provided Reduction of High Pressure Pneumatic valve.
What the purpose of this utility model was realized in：
A kind of Reduction of High Pressure Pneumatic valve, including valve body and pressure tester, the valve body include valve pocket, threaded rod, supporting plate,
First spring, backing plate, diaphragm, valve element, inner chamber, baffle plate, second spring, air inlet pipe and escape pipe, the valve pocket top pass through spiral shell
Line is connected with threaded rod, and the threaded rod bottom is fixedly connected with supporting plate, and supporting plate is fixed at the top of first spring
Bottom, the first spring bottom backing plate top are fixedly connected, and the side of the backing plate is connected by diaphragm with valve pocket inwall, institute
State backing plate bottom to be fixedly connected with valve element, the valve element bottom is located at inner cavity, and the valve element bottom is fixed with baffle plate, described
Baffle bottom is fixedly connected with second spring, and the bottom of the second spring is fixed on intracavity bottom, and the inner chamber side is with entering
Tracheae connects, and described valve body one end connects with escape pipe, and the air inlet pipe and escape pipe upper end are mounted on pressure tester, described
Pressure tester includes conduit, the first retainer ring, film, guide rod, limiting plate, elastic device, the second retainer ring, gear plate, rotation
Gear, rotating shaft, dial plate and pointer, the pipe inner wall are fixed with the first retainer ring, are provided with the outside of first retainer ring thin
Film, the guide rod are located in the first retainer ring, and limiting plate is fixed with the guide rod, and flexible dress is fixed in the limiting plate upper end
Put, the elastic device is enclosed on guide rod, and the conduit upper end is provided with the second retainer ring, and gear is fixed with the top of the guide rod
Plate, the gear plate engage connection with rotate gear, and rotating shaft is fixed among the rotate gear, and the both ends of the rotating shaft pass through
Bearing is rotatablely connected with dial plate, and pointer is fixed with the top of the rotating shaft.
Preferably, coordinate between the guide rod and the first retainer ring and the second retainer ring for gap.
Preferably, it is fixed with the top of the threaded rod and screws handle.
Preferably, the valve body side is provided with safety valve.
Preferably, dial is provided between the pointer and rotate gear.
Compared with prior art, the beneficial effects of the utility model are：
A kind of Reduction of High Pressure Pneumatic valve of the utility model, first by the way that pressure tester is arranged on air inlet pipe and escape pipe,
Power is acted to film by the gas pressure of air inlet pipe and outlet Bottomhole pressure, can be promoted and led by the active force of film
Bar moves, due to driving gear plate to move by guide rod, because rotate gear and gear plate engage, so that rotate gear drives
Indicators turn, so as to facilitate the pressure of detection gas, and guide rod return can be made by elastic device.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model pressure tester structural representation；
Fig. 3 is the utility model pivot structure schematic diagram.
In figure：1- valve bodies；2- pressure testers；3- threaded rods；4- supporting plates；The springs of 5- first；6- backing plates；7- diaphragms；8-
Valve element；9- inner chambers；10- baffle plates；11- second springs；12- air inlet pipe；13- escape pipes；14- conduits；The retainer rings of 15- first；16-
Film；17- guide rods；18- limiting plates；19- elastic devices；The retainer rings of 20- second；21- gear plates；22- rotate gears；23- turns
Axle；24- dial plates；25- pointers；26- screws handle；27- safety valves；28- valve pockets.
Embodiment
Referring to Fig. 1-Fig. 3, a kind of Reduction of High Pressure Pneumatic valve that the utility model is related to, including valve body 1 and pressure tester 2,
The valve body 1 include valve pocket 28, threaded rod 3, supporting plate 4, the first spring 5, backing plate 6, diaphragm 7, valve element 8, inner chamber 9, baffle plate 10,
Second spring 11, air inlet pipe 12 and escape pipe 13, the top of valve pocket 28 are connected by screw thread with threaded rod 3, the threaded rod 3
Bottom is fixedly connected with supporting plate 4, and the top of first spring 5 is fixed on the bottom of supporting plate 4, the bottom of the first spring 5
Be fixedly connected with the top of backing plate 6, the side of the backing plate 6 is connected by diaphragm 7 with the inwall of valve pocket 28, the bottom of backing plate 6 with
Valve element 8 is fixedly connected, and the bottom of valve element 8 is located inside inner chamber 9, and the bottom of valve element 8 is fixed with baffle plate 10, the baffle plate 10
Bottom is fixedly connected with second spring 11, and the bottom of the second spring 11 is fixed on the bottom of inner chamber 9, the side of inner chamber 9 with
Air inlet pipe 12 connects, and described one end of valve body 1 connects with escape pipe 13, and the air inlet pipe 12 and the upper end of escape pipe 13 are mounted on surveying
Pressure device 2, the pressure tester 2 include conduit 14, the first retainer ring 15, film 16, guide rod 17, limiting plate 18, elastic device
19th, the second retainer ring 20, gear plate 21, rotate gear 22, rotating shaft 23, dial plate 24 and pointer 25, the inwall of conduit 14 are fixed
There is the first retainer ring 15, the outside of the first retainer ring 15 is provided with film 16, and the guide rod 17 is located in the first retainer ring 15,
Limiting plate 18 is fixed with the guide rod 17, the upper end of limiting plate 18 is fixed with elastic device 19,19 sets of the elastic device
On guide rod 17, the upper end of conduit 14 is provided with the second retainer ring 20, and the top of the guide rod 17 is fixed with gear plate 21, described
Gear plate 21 engages connection with rotate gear 22, and rotating shaft 23, the both ends of the rotating shaft 23 are fixed among the rotate gear 22
It is rotatablely connected by bearing and dial plate 24, pointer 25 is fixed with the top of the rotating shaft.
Coordinate between the retainer ring 15 of guide rod 17 and first and the second retainer ring 20 for gap, the top of threaded rod 3
It is fixed with and screws handle 26, the side of valve body 1 is provided with safety valve 27, is provided with and carves between the pointer 25 and rotate gear 22
Scale.
Operation principle：When in use, first by the way that pressure tester 2 is arranged on air inlet pipe 12 and escape pipe 13, by entering
The gas pressure of flowing acts power to film 16 in tracheae 12 and escape pipe 13, can be promoted by the active force of film 16
Guide rod 17 moves, due to driving gear plate 21 to move by guide rod 17, because rotate gear 22 and gear plate 21 engage, so that
Rotate gear 22 drives pointer 25 to rotate, and so as to facilitate the pressure of detection gas, and can make guide rod by elastic device 19
17 returns.
Claims (5)
1. a kind of Reduction of High Pressure Pneumatic valve, including valve body（1）And pressure tester（2）, it is characterised in that：The valve body（1）Including
Valve pocket（28）, threaded rod（3）, supporting plate（4）, the first spring（5）, backing plate（6）, diaphragm（7）, valve element（8）, inner chamber（9）, baffle plate
（10）, second spring（11）, air inlet pipe（12）And escape pipe（13）, the valve pocket（28）Top passes through screw thread and threaded rod（3）
Connection, the threaded rod（3）Bottom and supporting plate（4）It is fixedly connected, first spring（5）Top be fixed on supporting plate
（4）Bottom, first spring（5）Backing plate at bottom（6）Top is fixedly connected, the backing plate（6）Side pass through diaphragm（7）With
Valve pocket（28）Inwall connects, the backing plate（6）Bottom and valve element（8）It is fixedly connected, the valve element（8）Bottom is located at inner chamber（9）
Inside, the valve element（8）Bottom is fixed with baffle plate（10）, the baffle plate（10）Bottom and second spring（11）It is fixedly connected, institute
State second spring（11）Bottom be fixed on inner chamber（9）Bottom, the inner chamber（9）Side and air inlet pipe（12）Connection, the valve
Body（1）One end and escape pipe（13）Connection, the air inlet pipe（12）And escape pipe（13）Upper end is mounted on pressure tester（2）,
The pressure tester（2）Including conduit（14）, the first retainer ring（15）, film（16）, guide rod（17）, limiting plate（18）, elasticity
Device（19）, the second retainer ring（20）, gear plate（21）, rotate gear（22）, rotating shaft（23）, dial plate（24）And pointer（25）,
The conduit（14）Inwall is fixed with the first retainer ring（15）, first retainer ring（15）Outside is provided with film（16）, institute
State guide rod（17）Positioned at the first retainer ring（15）It is interior, the guide rod（17）On be fixed with limiting plate（18）, the limiting plate（18）
Upper end is fixed with elastic device（19）, the elastic device（19）It is enclosed on guide rod（17）On, the conduit（14）Upper end is provided with the
Two retainer rings（20）, the guide rod（17）Top be fixed with gear plate（21）, the gear plate（21）With rotate gear（22）
Engagement connection, the rotate gear（22）Centre is fixed with rotating shaft（23）, the rotating shaft（23）Both ends pass through bearing and dial plate
（24）It is rotatablely connected, pointer is fixed with the top of the rotating shaft（25）.
A kind of 2. Reduction of High Pressure Pneumatic valve according to claim 1, it is characterised in that：The guide rod（17）Fixed with first
Ring（15）With the second retainer ring（20）Between for gap coordinate.
A kind of 3. Reduction of High Pressure Pneumatic valve according to claim 1, it is characterised in that：The threaded rod（3）Top is fixed
Screw handle（26）.
A kind of 4. Reduction of High Pressure Pneumatic valve according to claim 1, it is characterised in that：The valve body（1）Side is provided with
Safety valve（27）.
A kind of 5. Reduction of High Pressure Pneumatic valve according to claim 1, it is characterised in that：The pointer（25）With rotate gear
（22）Between be provided with dial.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720213641.4U CN206918387U (en) | 2017-03-07 | 2017-03-07 | A kind of Reduction of High Pressure Pneumatic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720213641.4U CN206918387U (en) | 2017-03-07 | 2017-03-07 | A kind of Reduction of High Pressure Pneumatic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206918387U true CN206918387U (en) | 2018-01-23 |
Family
ID=61310472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720213641.4U Expired - Fee Related CN206918387U (en) | 2017-03-07 | 2017-03-07 | A kind of Reduction of High Pressure Pneumatic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206918387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838449A (en) * | 2017-03-07 | 2017-06-13 | 江阴职业技术学院 | A kind of Reduction of High Pressure Pneumatic valve |
-
2017
- 2017-03-07 CN CN201720213641.4U patent/CN206918387U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838449A (en) * | 2017-03-07 | 2017-06-13 | 江阴职业技术学院 | A kind of Reduction of High Pressure Pneumatic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180123 Termination date: 20190307 |