CN220268524U - Water conservancy unit pressure regulating device - Google Patents
Water conservancy unit pressure regulating device Download PDFInfo
- Publication number
- CN220268524U CN220268524U CN202322038172.5U CN202322038172U CN220268524U CN 220268524 U CN220268524 U CN 220268524U CN 202322038172 U CN202322038172 U CN 202322038172U CN 220268524 U CN220268524 U CN 220268524U
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- Prior art keywords
- valve
- pressure regulating
- rod
- valve body
- handle
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 6
- 238000013016 damping Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 29
- 239000000945 filler Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Safety Valves (AREA)
Abstract
The utility model discloses a hydraulic unit pressure regulating device which comprises a valve body, wherein a valve core is arranged in the valve body, a valve rod is arranged above the valve core, a damping spring is arranged on the surface of the valve rod, a push plate is arranged above the valve rod, a pressure rod is arranged above the push plate and connected with the valve body through a membrane, a screw rod is arranged on the upper surface of the pressure rod in a threaded manner, a handle is arranged at the end part of the screw rod, and a locking groove is formed in the surface of the screw rod. According to the utility model, the handle is held by hand, the handle is rotated, the position of the pressure rod is regulated, the position of the valve core is regulated, then the handle is rotated, the threaded rod is driven to rotate, the threaded sleeve is driven, the locking block in the ring body is enabled to move into the locking groove, the screw rod is fixedly locked, the screw rod is prevented from rotating, and further the pressure regulating valve is prevented from being damaged by any switch, and the service life of the pressure regulating valve is prevented from being influenced.
Description
Technical Field
The utility model relates to the technical field of hydroelectric generation, in particular to a hydraulic unit pressure regulating device.
Background
The pressure regulating valve is a safety device of the long pressure diversion tunnel hydropower station, and generally when the pressure diversion pipeline is more than fifteen to fifteen, the pressure regulating well is required to be arranged, and because the civil engineering quantity of the pressure regulating well is large, the construction period is long, the pressure regulating valve is adopted to replace the pressure regulating well, so that the investment can be saved, and the construction period is shortened.
The prior art has the following problems:
at present, the pressure regulating valve is widely used in life production, the existing pressure regulating valve is locked by utilizing locking force between shafts, but the pressure regulating valve does not have a locking function, so that the pressure regulating valve is easy to be used by any switch, the opening and closing preventing performance of the pressure regulating valve is reduced, the condition that the pressure regulating valve is loose is caused, and further leakage is caused.
For this reason, we propose a hydraulic unit pressure regulating device to solve above-mentioned drawback.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, has the advantage of a locking function, and provides a hydraulic unit pressure regulating device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a hydraulic unit pressure regulating device, includes the valve body, the inside of valve body is provided with the case, the top of case is provided with the valve rod, and the surface of valve rod is provided with damping spring, the top of valve rod is provided with the push pedal, the top of push pedal is provided with the pressure bar, and the pressure bar passes through the diaphragm and is connected with the valve body, the last surface screw thread of pressure bar installs the lead screw, the tip of lead screw is provided with the handle, the locking groove has been seted up on the surface of lead screw, and locking groove department is provided with the locking piece, the locking piece is located the medial surface of ring body, the ring body is installed on the thread bush, the thread bush is installed on the threaded rod, the tip of threaded rod is provided with the handle.
Preferably, a fixed block is fixed in the valve body, a sealing door is installed on one side of the fixed block through a rotating shaft, and a spring piece is arranged between the sealing door and the valve body.
Preferably, the surface of the sealing door is provided with a sealing gasket.
Preferably, a sealing filler is arranged inside the valve body and outside the valve rod.
Preferably, an anti-slip sleeve is arranged on the surface of the handle, and anti-slip protruding points are arranged on the surface of the anti-slip sleeve.
Preferably, flanges are arranged at two ends of the valve body, and threaded joints are arranged at the flanges.
Compared with the prior art, the utility model has the beneficial effects that;
(1) According to the utility model, the purpose of locking the pressure regulating valve is realized by arranging the valve body, the valve core, the valve rod, the push plate, the damping spring, the diaphragm, the pressure rod, the screw rod, the handle, the locking groove, the locking block, the ring body, the thread bush, the threaded rod and the handle, when the pressure regulating valve is used, the handle is held by hand, the handle is rotated, the position of the pressure rod is regulated, the position of the valve core is regulated, then the handle is rotated, the threaded rod is driven to rotate, the thread bush is driven, the locking block in the ring body is moved into the locking groove, the screw rod is fixedly locked, the screw rod is prevented from rotating, the pressure regulating valve is prevented from being used by any switch, the damage of the pressure regulating valve is avoided, and the service life of the pressure regulating valve is influenced.
(2) According to the utility model, the fixed block, the valve body, the sealing door and the elastic sheet are arranged, when the valve is used, water flows to the sealing door through the valve body, under the impact of the water flow, the sealing door is opened, water flow is convenient to pass, when the pressure regulating valve is closed, the elastic sheet exerts acting force on the sealing door, so that the sealing door rotates around the rotating shaft, the valve hole is closed, the water flow is prevented from passing, the purpose of backflow prevention is achieved, and the practicability of the pressure regulating valve is further improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments will be briefly described below.
Fig. 1 is a schematic structural diagram of a hydraulic unit pressure regulating device according to the present utility model;
fig. 2 is a schematic diagram of the overall connection structure of the threaded rod of the hydraulic unit pressure regulating device provided by the utility model;
fig. 3 is a schematic diagram of the internal part of the valve body of the hydraulic unit pressure regulating device according to the present utility model.
Legend description:
1. a valve body; 2. a valve core; 3. sealing filler; 4. a valve stem; 5. a push plate; 6. a damping spring; 7. a membrane; 8. a pressure rod; 9. a screw rod; 10. a threaded joint; 11. a handle; 12. a locking groove; 13. a locking block; 14. a ring body; 15. a thread sleeve; 16. a threaded rod; 17. a handle; 18. an anti-skid sleeve; 19. a fixed block; 20. sealing the door; 21. a sealing gasket; 22. a spring plate; 23. and a flange plate.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
Referring to fig. 1-3, a hydraulic unit pressure regulating device comprises a valve body 1, a valve core 2 is arranged in the valve body 1, a valve rod 4 is arranged above the valve core 2, a damping spring 6 is arranged on the surface of the valve rod 4, a push plate 5 is arranged above the valve rod 4, a pressure rod 8 is arranged above the push plate 5, the pressure rod 8 is connected with the valve body 1 through a membrane 7, a screw rod 9 is arranged on the upper surface of the pressure rod 8 in a threaded manner, a handle 11 is arranged at the end part of the screw rod 9, a locking groove 12 is formed in the surface of the screw rod 9, a locking block 13 is arranged at the locking groove 12, the locking block 13 is located on the inner side surface of a ring body 14, the ring body 14 is arranged on a threaded sleeve 15, the threaded sleeve 15 is arranged on a threaded rod 16, and a handle 17 is arranged at the end part of the threaded rod 16.
In this embodiment: through handheld handle 11, twist grip 11, the position of regulation pressure bar 8, and then the position of adjusting case 2, later through rotating handle 17, drive threaded rod 16 and rotate, drive thread bush 15 makes the locking piece 13 in the ring body 14 remove to in the locking groove 12, carries out fixed locking to lead screw 9, prevents lead screw 9 and rotates, and then avoids the air-vent valve to be used by arbitrary switch, causes the air-vent valve to damage, influences the life of air-vent valve.
Specifically, a fixed block 19 is fixed in the valve body 1, a sealing door 20 is installed on one side of the fixed block 19 through a rotating shaft, and a spring piece 22 is arranged between the sealing door 20 and the valve body 1.
In this embodiment: the rivers flow to sealing door 20 through valve body 1, under the impact of rivers for sealing door 20 opens, makes things convenient for rivers to pass through, when closing the air-vent valve, its shell fragment 22 applys effort to sealing door 20, makes sealing door 20 rotate around the pivot to close the valve opening, prevent that the rivers from passing through, thereby reach the purpose of preventing flowing backwards, further improved the practicality of air-vent valve.
Specifically, the surface of the sealing door 20 is provided with a gasket 21.
In this embodiment: by providing the gasket 21, the sealability of the sealing door 20 is increased.
Specifically, the valve body 1 is provided with a packing 3 inside and outside the valve stem 4.
In this embodiment: by providing the packing 3, the sealability between the valve body 1 and the valve stem 4 is increased.
Specifically, the surface of the handle 11 is provided with an anti-slip sleeve 18, and the surface of the anti-slip sleeve 18 is provided with anti-slip bumps.
In this embodiment: through setting up antiskid cover 18 and anti-skidding bump, increase the frictional force between handle 11 and the palm, convenient handle 11 rotates.
Specifically, flanges 23 are provided at both ends of the valve body 1, and a screwed joint 10 is provided at the flanges 23.
In this embodiment: by providing a flange 23 and a threaded joint 10, the pressure regulating valve is connected with the external connection pipe.
Working principle: during operation, the handle 11 is held by hand, the handle 11 is rotated, the position of the pressure rod 8 is regulated, the position of the valve core 2 is regulated, then the handle 17 is rotated, the threaded rod 16 is driven to rotate, the threaded sleeve 15 is driven, the locking block 13 in the ring body 14 is moved into the locking groove 12, the screw rod 9 is fixedly locked, the screw rod 9 is prevented from rotating, the pressure regulating valve is prevented from being used by any switch, the pressure regulating valve is prevented from being damaged, and the service life of the pressure regulating valve is influenced; the rivers flow to sealing door 20 through valve body 1, under the impact of rivers for sealing door 20 opens, makes things convenient for rivers to pass through, when closing the air-vent valve, its shell fragment 22 applys effort to sealing door 20, makes sealing door 20 rotate around the pivot to close the valve opening, prevent that the rivers from passing through, thereby reach the purpose of preventing flowing backwards, further improved the practicality of air-vent valve.
It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (6)
1. The utility model provides a hydraulic unit pressure regulating device, includes valve body (1), its characterized in that, the inside of valve body (1) is provided with case (2), the top of case (2) is provided with valve rod (4), and the surface of valve rod (4) is provided with damping spring (6), the top of valve rod (4) is provided with push pedal (5), the top of push pedal (5) is provided with pressure bar (8), and pressure bar (8) are connected with valve body (1) through diaphragm (7), lead screw (9) are installed to the upper surface screw thread of pressure bar (8), the tip of lead screw (9) is provided with handle (11), locking groove (12) have been seted up on the surface of lead screw (9), and locking groove (12) department is provided with locking piece (13), locking piece (13) are located the medial surface of ring body (14), ring body (14) are installed on thread bush (15), thread bush (15) are installed on threaded rod (16), the tip of threaded rod (16) is provided with handle (17).
2. The hydraulic unit pressure regulating device according to claim 1, wherein a fixed block (19) is fixed in the valve body (1), a sealing door (20) is installed on one side of the fixed block (19) through a rotating shaft, and an elastic sheet (22) is arranged between the sealing door (20) and the valve body (1).
3. A hydraulic unit pressure regulating device according to claim 2, characterized in that the surface of the sealing door (20) is provided with a gasket (21).
4. The hydraulic unit pressure regulating device according to claim 1, characterized in that a sealing filler (3) is arranged inside the valve body (1) and outside the valve rod (4).
5. The hydraulic unit pressure regulating device according to claim 1, wherein an anti-slip sleeve (18) is arranged on the surface of the handle (11), and anti-slip protruding points are arranged on the surface of the anti-slip sleeve (18).
6. The hydraulic unit pressure regulating device according to claim 1, wherein flanges (23) are arranged at two ends of the valve body (1), and a threaded joint (10) is arranged at the flange (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322038172.5U CN220268524U (en) | 2023-07-31 | 2023-07-31 | Water conservancy unit pressure regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322038172.5U CN220268524U (en) | 2023-07-31 | 2023-07-31 | Water conservancy unit pressure regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268524U true CN220268524U (en) | 2023-12-29 |
Family
ID=89314186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322038172.5U Active CN220268524U (en) | 2023-07-31 | 2023-07-31 | Water conservancy unit pressure regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268524U (en) |
-
2023
- 2023-07-31 CN CN202322038172.5U patent/CN220268524U/en active Active
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| GR01 | Patent grant |