CN209067890U - A kind of automatic decompression device for relief valve - Google Patents
A kind of automatic decompression device for relief valve Download PDFInfo
- Publication number
- CN209067890U CN209067890U CN201821798841.1U CN201821798841U CN209067890U CN 209067890 U CN209067890 U CN 209067890U CN 201821798841 U CN201821798841 U CN 201821798841U CN 209067890 U CN209067890 U CN 209067890U
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- China
- Prior art keywords
- fixedly connected
- pressure release
- side wall
- wall
- valve
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Abstract
The utility model discloses a kind of automatic decompression devices for relief valve, including valve body and turntable, the lower surface of valve body is fixedly connected with support plate, the upper surface of support plate is fixedly connected with pressure release case, the top of pressure release case offers through-hole, and the hole wall of through-hole is fixedly connected with check valve, the inner wall of pressure release case is fixedly connected with miniature pump machine, the side wall fixation of pressure release case is communicated with first pipe, the one end of first pipe far from pressure release case is connected to the fixation of the side wall of valve body, the output end fixation of miniature pump machine is communicated with second pipe, second pipe passes through the side wall of pressure release case far from one end of miniature pump machine and is fixedly connected with electrically operated valve.The utility model does not need manual operation pressure release, time saving and energy saving, reduces the labor intensity of staff, improves the efficiency and pressure release effect of pipeline pressure release, also improves the safety of pipeline, and improve the efficiency of valve switch.
Description
Technical field
The utility model relates to relief valve technical field more particularly to a kind of automatic decompression devices for relief valve.
Background technique
When equipment or manifold pressure are more than relief valve setting pressure, i.e. automatic opening pressure release guarantees equipment and pipeline
Interior pressure medium protects equipment and pipeline, prevents accident under setting pressure, ensures such as in city supply water pipeline
Urban water supply ability generallys use pressurization and supplies water, but when overpressure is greater than pipeline limits value, has the danger of booster,
Urban water supply safety is endangered, for this purpose, having to be equipped with relief valve in water supply line.
Existing pressure relief device be easy valve, by special staff it is manually opened with close, can not be timely
Venting pipe in pressure, pressure release is inefficient, and needs to increase manpower and material resources, if pressure release will lead to not in time pipeline damage
It is bad even to burst, maintenance cost and uneasy overall coefficient are increased, the safety of pipeline is endangered.
Utility model content
It is time-consuming and laborious purpose of the utility model is to solve the operation of pressure relief valve in the prior art excessively inconvenience, it lets out
Press effect poor, the lower problem of pressure release efficiency, and a kind of automatic decompression device for relief valve proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of automatic decompression device for relief valve, including valve body and turntable, the lower surface of the valve body
It is fixedly connected with support plate, the upper surface of the support plate is fixedly connected with pressure release case, and the top of the pressure release case offers logical
Hole, and the hole wall of through-hole is fixedly connected with check valve, the inner wall of the pressure release case is fixedly connected with miniature pump machine, the pressure release case
Side wall it is fixed be communicated with first pipe, the side wall of the first pipe one end and valve body far from pressure release case is fixed to be connected
Logical, the output end fixation of the miniature pump machine is communicated with second pipe, and the second pipe is passed through far from one end of miniature pump machine
The side wall of pressure release case is simultaneously fixedly connected with electrically operated valve, the side of the electrically operated valve one end and valve body far from second pipe
The fixed connection of wall, the inner wall of the first pipe are connected with first piston, and the inner wall of the pressure release case is fixedly connected with company
Block is connect, the inner wall of the link block offers cavity, and the inner wall of cavity is connected with second piston, the second piston
Side wall is fixedly connected with connecting rod, the connecting rod far from one end of second piston pass through cavity side wall and with first piston
Side wall is fixedly connected, and the second piston is fixedly connected with spring far from one end of connecting rod, and the spring is far from second piston
One end be fixedly connected with the side wall of cavity, the side wall of the turntable is fixedly connected with valve-opening mechanism.
Preferably, the valve-opening mechanism includes the thread barrel being fixedly connected with disk upper surface, the inner wall of the thread barrel
It is threaded with threaded rod, the threaded rod is fixedly connected with handle far from one end of thread barrel.
Preferably, the bar wall fixing sleeve of the connecting rod is connected to sealing film, the side wall of the sealing film and the side wall of cavity
It is fixedly connected.
Preferably, the lower surface of the support plate is fixedly connected with connecting plate, and the side walls hinged of the connecting plate has support
Bar.
Preferably, the side wall of the first piston is fixedly connected with rubber pad.
Preferably, the side wall of the pressure release case offers rectangular through-hole, and the hole wall of rectangular through-hole is fixedly connected with tempering
Glass.
Compared with prior art, the utility model provides a kind of automatic decompression device for relief valve, has following
The utility model has the advantages that
1, automatic decompression device for being used for relief valve, by being provided with first piston, second piston, spring and unidirectional
Valve, when valve body experiences the pressure in pipeline first when manifold pressure is higher needs pressure release, first
The water of high pressure squeezes first piston in one pipeline, and first piston moves in first pipe, while first piston passes through connecting rod
Second piston is pushed to shrink, second piston squeezes spring, and then water enters pressure release case, while outwardly being let out by check valve
Pressure, at the same time, for staff through miniature pump machine and electrically operated valve is started after tempered glass observation, miniature pump machine passes through water
Second pipe and electrically operated valve are again fed to water in pipeline, after the completion of pipeline pressure release, elastic force of the first piston in spring
Effect is lower to block first pipe, simultaneously closes off electrically operated valve and miniature pump machine, which does not need manual operation pressure release, time saving province
Power reduces the labor intensity of staff, improves the efficiency and pressure release effect of pipeline pressure release, also improves the safety of pipeline
Property.
2, automatic decompression device for being used for relief valve, by being provided with thread barrel, threaded rod and handle, when needing to open
When valve, staff's swing handle first, handle drives threaded rod rotation, and threaded rod stretches out on thread barrel, then
Pull handle, the structure can make turntable rotation time saving and energy saving, improve the efficiency of valve switch.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
Manual operation pressure release is not needed, it is time saving and energy saving, the labor intensity of staff is reduced, the efficiency of pipeline pressure release is improved and lets out
Effect is pressed, also improves the safety of pipeline, and improve the efficiency of valve switch.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of automatic decompression device for relief valve structural schematic diagram；
Fig. 2 be the utility model proposes a kind of automatic decompression device part A for relief valve structural schematic diagram.
In figure: 1 valve body, 2 turntables, 3 support plates, 4 pressure release casees, 5 check valves, 6 miniature pump machines, 7 first pipes, 8
Two pipelines, 9 electrically operated valves, 10 first pistons, 11 link blocks, 12 second pistons, 13 connecting rods, 14 springs, 15 tempered glass, 16
Thread barrel, 17 threaded rods, 18 handles, 19 sealing films.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of automatic decompression device for relief valve, including valve body 1 and turntable 2, valve body 1
Lower surface be fixedly connected with support plate 3, the upper surface of support plate 3 is fixedly connected with pressure release case 4, and the top of pressure release case 4 opens up
There is through-hole, and the hole wall of through-hole is fixedly connected with check valve 5, the inner wall of pressure release case 4 is fixedly connected with miniature pump machine 6, pressure release case 4
Side wall it is fixed be communicated with first pipe 7, the side wall of the one end of first pipe 7 far from pressure release case 4 and valve body 1 is fixed to be connected
Logical, the output end of miniature pump machine 6 is fixed to be communicated with second pipe 8, and second pipe 8 passes through pressure release far from one end of miniature pump machine 6
The side wall of case 4 is simultaneously fixedly connected with electrically operated valve 9, the side wall of electrically operated valve 9 one end far from second pipe 8 and valve body 1
Fixed connection, the inner wall of first pipe 7 are connected with first piston 10, and the inner wall of pressure release case 4 is fixedly connected with link block 11,
The inner wall of link block 11 offers cavity, and the inner wall of cavity is connected with second piston 12, and the side wall of second piston 12 is solid
Surely it is connected with connecting rod 13, connecting rod 13 passes through the side wall of cavity and side with first piston 10 far from one end of second piston 12
Wall is fixedly connected, and second piston 12 is fixedly connected with spring 14 far from one end of connecting rod 13, and spring 14 is far from second piston 12
One end be fixedly connected with the side wall of cavity, the side wall of turntable 2 is fixedly connected with valve-opening mechanism.
Valve-opening mechanism includes the thread barrel 16 being fixedly connected with 2 upper surface of turntable, and the inner thread of thread barrel 16 is connected with
Threaded rod 17, threaded rod 17 are fixedly connected with handle 18 far from one end of thread barrel 16, and it is time saving which can be such that turntable 2 rotates
It is laborsaving, improve the efficiency of valve switch.
The bar wall fixing sleeve of connecting rod 13 is connected to sealing film 19, and the side wall of sealing film 19 is fixedly connected with the side wall of cavity,
Sealing film 19 can prevent liquid from flowing into cavity.
The lower surface of support plate 3 is fixedly connected with connecting plate, and the side walls hinged of connecting plate has support rod, and support rod can be kept away
Exempt from support plate 3 to move down.
The side wall of first piston 10 is fixedly connected with rubber pad, and rubber pad increases the leakproofness of first piston 10.
The side wall of pressure release case 4 offers rectangular through-hole, and the hole wall of rectangular through-hole is fixedly connected with tempered glass 15, tempering
Glass 15 can facilitate the inside of viewing pressure release case 4, and miniature pump machine 6 and electrically operated valve 9 pass through control switch and external power supply
It is electrically connected, it is the prior art that this, which is electrically connected, and known to those skilled in the art, and details are not described herein.
In the utility model, when manifold pressure is higher needs pressure release, valve body 1 is experienced in pipeline first
Pressure when, the water of high pressure squeezes first piston 10 first in first pipe 7, and first piston 10 moves in first pipe 7
Dynamic, while first piston 10 pushes second piston 12 to shrink by connecting rod 17, second piston 12 squeezes spring 14, then water into
Enter pressure release case 4, while pressure release is outwardly carried out by check valve 5, at the same time, after staff observes through tempered glass 15
Start miniature pump machine 6 and electrically operated valve 9, miniature pump machine 6 is again fed to water water by second pipe 8 and electrically operated valve 9
In pipeline, after the completion of pipeline pressure release, first piston 10 blocks first pipe 7 under the elastic force effect of spring 14, simultaneously closes off
Electrically operated valve 9 and miniature pump machine 6, which does not need manual operation pressure release, time saving and energy saving, and the labour for reducing staff is strong
Degree, improves the efficiency and pressure release effect of pipeline pressure release, also improves the safety of pipeline, when needing to open valve,
Staff's swing handle 18 first, handle 18 drive threaded rod 17 to rotate, and threaded rod 17 is stretched out on thread barrel 16, then drawn
Dynamic handle 18, it is time saving and energy saving which can be such that turntable 2 rotates, and improves the efficiency of valve switch.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of automatic decompression device for relief valve, including valve body (1) and turntable (2), which is characterized in that the valve
The lower surface of door main body (1) is fixedly connected with support plate (3), and the upper surface of the support plate (3) is fixedly connected with pressure release case
(4), the top of the pressure release case (4) offers through-hole, and the hole wall of through-hole is fixedly connected with check valve (5), the pressure release case
(4) inner wall is fixedly connected with miniature pump machine (6), and the side wall fixation of the pressure release case (4) is communicated with first pipe (7), described
The side wall of one end and valve body (1) of the first pipe (7) far from pressure release case (4), which is fixed, to be connected to, the miniature pump machine (6) it is defeated
Outlet fixation is communicated with second pipe (8), and the second pipe (8) passes through pressure release case (4) far from the one end of miniature pump machine (6)
Side wall is simultaneously fixedly connected with electrically operated valve (9), the electrically operated valve (9) one end and valve body (1) far from second pipe (8)
The fixed connection of side wall, the inner wall of the first pipe (7) is connected with first piston (10), the pressure release case (4) it is interior
Wall is fixedly connected with link block (11), and the inner wall of the link block (11) offers cavity, and the inner wall of cavity is connected with
The side wall of second piston (12), the second piston (12) is fixedly connected with connecting rod (13), and the connecting rod (13) is far from the
One end of two pistons (12) passes through the side wall of cavity and is fixedly connected with the side wall of first piston (10), the second piston (12)
One end far from connecting rod (13) is fixedly connected with spring (14), the spring (14) one end and sky far from second piston (12)
The side wall of chamber is fixedly connected, and the side wall of the turntable (2) is fixedly connected with valve-opening mechanism.
2. a kind of automatic decompression device for relief valve according to claim 1, which is characterized in that the valve-opening mechanism
Including the thread barrel (16) being fixedly connected with turntable (2) upper surface, the inner thread of the thread barrel (16) is connected with threaded rod
(17), the threaded rod (17) is fixedly connected with handle (18) far from the one end of thread barrel (16).
3. a kind of automatic decompression device for relief valve according to claim 1, which is characterized in that the connecting rod
(13) bar wall fixing sleeve is connected to sealing film (19), and the side wall of sealing film (19) is fixedly connected with the side wall of cavity.
4. a kind of automatic decompression device for relief valve according to claim 1, which is characterized in that the support plate
(3) lower surface is fixedly connected with connecting plate, and the side walls hinged of the connecting plate has support rod.
5. a kind of automatic decompression device for relief valve according to claim 1, which is characterized in that the first piston
(10) side wall is fixedly connected with rubber pad.
6. a kind of automatic decompression device for relief valve according to claim 1, which is characterized in that the pressure release case
(4) side wall offers rectangular through-hole, and the hole wall of rectangular through-hole is fixedly connected with tempered glass (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821798841.1U CN209067890U (en) | 2018-11-02 | 2018-11-02 | A kind of automatic decompression device for relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821798841.1U CN209067890U (en) | 2018-11-02 | 2018-11-02 | A kind of automatic decompression device for relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209067890U true CN209067890U (en) | 2019-07-05 |
Family
ID=67097344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821798841.1U Expired - Fee Related CN209067890U (en) | 2018-11-02 | 2018-11-02 | A kind of automatic decompression device for relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209067890U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682006A (en) * | 2020-12-30 | 2021-04-20 | 陆国平 | Intelligent mud anti-splash valve for petroleum drilling |
-
2018
- 2018-11-02 CN CN201821798841.1U patent/CN209067890U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682006A (en) * | 2020-12-30 | 2021-04-20 | 陆国平 | Intelligent mud anti-splash valve for petroleum drilling |
| CN112682006B (en) * | 2020-12-30 | 2022-07-08 | 牡丹江鑫北方石油钻具有限责任公司 | Intelligent mud anti-splash valve for petroleum drilling |
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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 |
Granted publication date: 20190705 Termination date: 20211102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |