CN216279399U - Pressure reducing valve capable of quickly reducing pressure - Google Patents
Pressure reducing valve capable of quickly reducing pressure Download PDFInfo
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- CN216279399U CN216279399U CN202122414625.0U CN202122414625U CN216279399U CN 216279399 U CN216279399 U CN 216279399U CN 202122414625 U CN202122414625 U CN 202122414625U CN 216279399 U CN216279399 U CN 216279399U
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- pressure
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- plate
- pressure reduction
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- 230000009467 reduction Effects 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000010079 rubber tapping Methods 0.000 claims 3
- 230000009471 action Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
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Abstract
The utility model discloses a pressure reducing valve capable of quickly reducing pressure, which comprises a valve body, wherein the top of the valve body is communicated with a top pipe through a flange plate, the top of an inner cavity of the top pipe is movably connected with a screw rod through a bearing, the surface of the screw rod is in threaded connection with a threaded sleeve, and the left side and the right side of the threaded sleeve are fixedly connected with sliding plates. According to the utility model, the hand wheel is rotated to drive the screw rod to rotate, the screw rod drives the screw sleeve to move upwards under the action of the threads, the screw sleeve drives the sliding plate to move upwards, the sliding plate drives the connecting plate to move upwards, the connecting plate drives the top plate to move upwards, the top plate drives the valve rod to move upwards, the valve rod drives the expansion spring to deform and extrude, meanwhile, the valve rod drives the sealing plug to move upwards through the piston, the height of the sealing plug is manually adjusted, the pressure reduction efficiency is effectively improved, the function of continuous pressure reduction is realized, the problem that the pressure reduction efficiency of the existing pressure reduction valve is not ideal when the pressure reduction valve is used, and therefore, the pressure reduction valve is not convenient for people to use is solved.
Description
Technical Field
The utility model relates to the technical field of pressure reducing valves, in particular to a pressure reducing valve capable of quickly reducing pressure.
Background
The pressure reducing valve is a valve which reduces the inlet pressure to a certain required outlet pressure by regulation and automatically keeps the outlet pressure stable by the energy of a medium, and from the viewpoint of hydromechanics, the pressure reducing valve is a throttling element with changeable local resistance, namely, the flow rate and the kinetic energy of fluid are changed by changing the throttling area, so that different pressure losses are caused, thereby achieving the purpose of pressure reduction.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the pressure reducing valve capable of reducing pressure quickly, which has the advantage of high pressure reducing efficiency and solves the problem that the pressure reducing efficiency of the existing pressure reducing valve is not ideal when in use, so that the pressure reducing valve is inconvenient for people to use.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a relief pressure valve that can decompress fast, includes the valve body, the top of valve body has the push pipe through the ring flange intercommunication, there is the screw rod at the top of push pipe inner chamber through bearing swing joint, the surperficial threaded connection of screw rod has the swivel nut, the equal fixedly connected with sliding plate in the left and right sides of swivel nut, the bottom fixedly connected with connecting plate of sliding plate, the bottom fixedly connected with roof of connecting plate, the bottom fixedly connected with valve rod of roof, the top cover on valve rod surface is equipped with expanding spring, the bottom fixedly connected with piston of valve rod, the bottom fixedly connected with sealing plug of piston.
Preferably, the top of the telescopic spring is fixedly connected to the bottom of the top plate, the bottom of the telescopic spring is fixedly connected to the surface of the valve rod, the middle end of the inner cavity of the valve body is fixedly connected with a fixing plate, and the bottom of the valve rod penetrates through the inner surface of the fixing plate and extends to the bottom of the fixing plate.
Preferably, the bottom of the valve body is communicated with a pressure inlet pipe, the bottom of the right side of the valve body is communicated with a connecting pipe, and the bottom of the connecting pipe is communicated with a pressure outlet pipe.
Preferably, a pressure detector is arranged at the top of the inner wall of the pressure inlet pipe, the top of the pressure detector penetrates through the upper part of the pressure inlet pipe, and a pressure gauge is arranged at the top of the pressure detector.
Preferably, the top of the left side and the top of the right side of the inner wall of the top pipe are both provided with sliding grooves, the outer sides of the sliding plates are slidably connected in the inner cavities of the sliding grooves, and the top of the screw rod is fixedly connected with a hand wheel.
Preferably, the equal fixedly connected with connecting block in the left and right sides of sealing plug bottom, the bottom fixedly connected with filter plate of connecting block, a plurality of the same and the even buffer spring that distributes of size of bottom fixedly connected with of filter plate, buffer spring's bottom fixedly connected with buffer board.
Compared with the prior art, the utility model provides the pressure reducing valve capable of reducing pressure rapidly, which has the following beneficial effects:
1. according to the utility model, the hand wheel is rotated to drive the screw rod to rotate, the screw rod drives the screw sleeve to move upwards under the action of the threads, the screw sleeve drives the sliding plate to move upwards, the sliding plate drives the connecting plate to move upwards, the connecting plate drives the top plate to move upwards, the top plate drives the valve rod to move upwards, the valve rod drives the expansion spring to deform and extrude, meanwhile, the valve rod drives the sealing plug to move upwards through the piston, the height of the sealing plug is manually adjusted, the pressure reduction efficiency is effectively improved, the function of continuous pressure reduction is realized, the problem that the pressure reduction efficiency of the existing pressure reduction valve is not ideal when the pressure reduction valve is used, and therefore, the pressure reduction valve is not convenient for people to use is solved.
2. According to the utility model, the pressure detector and the pressure gauge are arranged, so that the pressure value can be conveniently checked, the pressure is buffered by arranging the filter plate, the buffer spring and the buffer plate, the valve body is prevented from being damaged due to overlarge pressure, and the stability of the sliding plate and the screw sleeve in the up-and-down moving process is effectively improved by arranging the sliding chute.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A of the present invention.
In the figure: 1. a valve body; 2. a pressure inlet pipe; 3. a pressure gauge; 4. jacking pipes; 5. a hand wheel; 6. a connecting pipe; 7. a pressure outlet pipe; 8. a screw; 9. a threaded sleeve; 10. a top plate; 11. a tension spring; 12. a fixing plate; 13. a valve stem; 14. a pressure detector; 15. a sealing plug; 16. a chute; 17. a connecting plate; 18. a piston; 19. a buffer spring; 20. filtering the plate; 21. connecting blocks; 22. a buffer plate; 23. a sliding plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The valve body 1, the pressure inlet pipe 2, the pressure gauge 3, the top pipe 4, the hand wheel 5, the connecting pipe 6, the pressure outlet pipe 7, the screw 8, the threaded sleeve 9, the top plate 10, the extension spring 11, the fixing plate 12, the valve rod 13, the pressure detector 14, the sealing plug 15, the chute 16, the connecting plate 17, the piston 18, the buffer spring 19, the filter plate 20, the connecting block 21, the buffer plate 22 and the sliding plate 23 are all universal standard parts or parts known by the technicians in the field, and the structure and the principle of the valve can be known by the technicians or by conventional experimental methods.
Referring to fig. 1-3, a pressure reducing valve capable of rapidly reducing pressure comprises a valve body 1, wherein the bottom of the valve body 1 is communicated with a pressure inlet pipe 2, the bottom of the right side of the valve body 1 is communicated with a connecting pipe 6, the bottom of the connecting pipe 6 is communicated with a pressure outlet pipe 7, the top of the inner wall of the pressure inlet pipe 2 is provided with a pressure detector 14, the top of the pressure detector 14 penetrates above the pressure inlet pipe 2, the top of the pressure detector 14 is provided with a pressure gauge 3, the pressure detector 14 and the pressure gauge 3 are arranged to facilitate checking of pressure values, the top of the valve body 1 is communicated with a top pipe 4 through a flange plate, the top of the inner cavity of the top pipe 4 is movably connected with a screw rod 8 through a bearing, the surface of the screw rod 8 is in threaded connection with a threaded sleeve 9, sliding plates 23 are fixedly connected to the left side and the right side of the threaded sleeve 9, sliding grooves 16 are formed in the tops of the left side and the right side of the inner wall of the top pipe 4, the outer side of the sliding plates 23 is slidably connected in the inner cavity of the sliding grooves 16, through the arrangement of the sliding chute 16, the stability of the sliding plate 23 and the threaded sleeve 9 in the up-and-down moving process is effectively improved, the top of the screw 8 is fixedly connected with the hand wheel 5, the bottom of the sliding plate 23 is fixedly connected with the connecting plate 17, the bottom of the connecting plate 17 is fixedly connected with the top plate 10, the bottom of the top plate 10 is fixedly connected with the valve rod 13, the top of the surface of the valve rod 13 is sleeved with the expansion spring 11, the top of the expansion spring 11 is fixedly connected with the bottom of the top plate 10, the bottom of the expansion spring 11 is fixedly connected with the surface of the valve rod 13, the middle end of the inner cavity of the valve body 1 is fixedly connected with the fixing plate 12, the bottom of the valve rod 13 penetrates through the inner surface of the fixing plate 12 and extends to the bottom of the fixing plate 12, the bottom of the valve rod 13 is fixedly connected with the piston 18, the bottom of the piston 18 is fixedly connected with the sealing plug 15, the left side and the right side of the bottom of the sealing plug 15 are both fixedly connected with the connecting block 21, and the filter plate 20 is fixedly connected with the bottom of the connecting block 21, the same and even buffer spring 19 that distributes of a plurality of sizes of bottom fixedly connected with of filter plate 20, buffer spring 19's bottom fixedly connected with buffer plate 22 through setting up filter plate 20, buffer spring 19 and buffer plate 22, cushions pressure, avoids pressure too big to lead to valve body 1 to take place to damage.
When in use, after pressure enters through the pressure inlet pipe 2, the sealing plug 15 is driven to automatically move upwards by the pressure to reduce the pressure, when rapid decompression is needed, the hand wheel 5 is rotated, the hand wheel 5 drives the screw rod 8 to rotate, the screw rod 8 drives the threaded sleeve 9 to move upwards under the action of threads, the threaded sleeve 9 drives the sliding plate 23 to move upwards, the sliding plate 23 drives the connecting plate 17 to move upwards, the connecting plate 17 drives the top plate 10 to move upwards, the top plate 10 drives the valve rod 13 to move upwards, the valve rod 13 drives the expansion spring 11 to deform and extrude upwards, meanwhile, the valve rod 13 drives the sealing plug 15 to move upwards through the piston 18, the height of the sealing plug 15 is manually adjusted, the pressure reduction efficiency is effectively improved, the pressure reducing valve has the function of continuous pressure reduction, and solves the problem that the existing pressure reducing valve is not ideal in pressure reducing efficiency when in use, so that the pressure reducing valve is inconvenient for people to use.
While embodiments of the present invention have been shown and described, it will be apparent to those skilled in the art that various modifications and changes may be made in the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. A pressure reducing valve capable of reducing pressure rapidly comprises a valve body (1), and is characterized in that: the top of valve body (1) has push pipe (4) through the ring flange intercommunication, there is screw rod (8) at the top of push pipe (4) inner chamber through bearing swing joint, the surperficial threaded connection of screw rod (8) has swivel nut (9), the equal fixedly connected with sliding plate (23) in the left and right sides of swivel nut (9), the bottom fixedly connected with connecting plate (17) of sliding plate (23), the bottom fixedly connected with roof (10) of connecting plate (17), the bottom fixedly connected with valve rod (13) of roof (10), the top cover on valve rod (13) surface is equipped with expanding spring (11), the bottom fixedly connected with piston (18) of valve rod (13), the bottom fixedly connected with sealing plug (15) of piston (18).
2. A pressure reducing valve capable of rapid pressure reduction according to claim 1, wherein: the top fixed connection of expanding spring (11) is in the bottom of roof (10), the bottom fixed connection of expanding spring (11) is in the surface of valve rod (13), the middle-end fixedly connected with fixed plate (12) of valve body (1) inner chamber, the bottom of valve rod (13) runs through the internal surface of fixed plate (12) and extends to the bottom of fixed plate (12).
3. A pressure reducing valve capable of rapid pressure reduction according to claim 1, wherein: the pressure-tapping valve is characterized in that the bottom of the valve body (1) is communicated with a pressure-tapping pipe (2), the bottom of the right side of the valve body (1) is communicated with a connecting pipe (6), and the bottom of the connecting pipe (6) is communicated with a pressure-tapping pipe (7).
4. A pressure reducing valve capable of rapid pressure reduction according to claim 3, wherein: the top of the inner wall of the pressure inlet pipe (2) is provided with a pressure detector (14), the top of the pressure detector (14) penetrates through the upper part of the pressure inlet pipe (2), and the top of the pressure detector (14) is provided with a pressure gauge (3).
5. A pressure reducing valve capable of rapid pressure reduction according to claim 1, wherein: the top of the left side and the right side of the inner wall of the top pipe (4) are both provided with a sliding groove (16), the outer side of the sliding plate (23) is slidably connected into an inner cavity of the sliding groove (16), and the top of the screw rod (8) is fixedly connected with a hand wheel (5).
6. A pressure reducing valve capable of rapid pressure reduction according to claim 1, wherein: the equal fixedly connected with connecting block (21) in the left and right sides of sealing plug (15) bottom, the bottom fixedly connected with filter plate (20) of connecting block (21), a plurality of buffer spring (19) that the size is the same and distribute evenly of the bottom fixedly connected with of filter plate (20), the bottom fixedly connected with buffer board (22) of buffer spring (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122414625.0U CN216279399U (en) | 2021-10-08 | 2021-10-08 | Pressure reducing valve capable of quickly reducing pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122414625.0U CN216279399U (en) | 2021-10-08 | 2021-10-08 | Pressure reducing valve capable of quickly reducing pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216279399U true CN216279399U (en) | 2022-04-12 |
Family
ID=81066137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122414625.0U Active CN216279399U (en) | 2021-10-08 | 2021-10-08 | Pressure reducing valve capable of quickly reducing pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216279399U (en) |
-
2021
- 2021-10-08 CN CN202122414625.0U patent/CN216279399U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 169 Hangkong Road, Tianjin pilot free trade zone (Airport Economic Zone), Binhai New Area, Tianjin 300450 Patentee after: Tianjin Zhongtian Nuclear Technology Industry Co.,Ltd. Country or region after: China Address before: No. 169 Hangkong Road, Tianjin pilot free trade zone (Airport Economic Zone), Binhai New Area, Tianjin 300450 Patentee before: TIANJIN ZHONGHE SCIENCE & TECHNOLOGY INDUSTRIAL CO.,LTD. Country or region before: China |
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| CP03 | Change of name, title or address |