CN218094598U - Gate valve capable of accurately controlling opening degree - Google Patents
Gate valve capable of accurately controlling opening degree Download PDFInfo
- Publication number
- CN218094598U CN218094598U CN202221707897.8U CN202221707897U CN218094598U CN 218094598 U CN218094598 U CN 218094598U CN 202221707897 U CN202221707897 U CN 202221707897U CN 218094598 U CN218094598 U CN 218094598U
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- CN
- China
- Prior art keywords
- damping
- valve body
- fixedly connected
- gate valve
- opening degree
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- 238000013016 damping Methods 0.000 claims abstract description 84
- 238000005096 rolling process Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 230000035939 shock Effects 0.000 abstract description 10
- 230000008859 change Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Abstract
The utility model discloses a gate valve capable of accurately controlling the opening degree, which comprises a valve body and a valve cover arranged on the valve body, wherein two ends of the valve body are respectively provided with an installation port used for being connected with a pipeline; a damping base is arranged below the valve body, a damping table is arranged between the damping base and the valve body, two ends of the top of the damping table are fixedly connected with supporting frames, and the supporting frames are fixedly connected with the bottom of the valve body; be equipped with the shock attenuation chamber on the shock attenuation base, slidable mounting has the backup pad in the shock attenuation chamber, and the inboard bottom of support frame is through connecting block fixedly connected with bracing piece. The utility model provides a pair of gate valve of ability accurate control aperture can reduce the valve body greatly and change produced vibrations because of water pressure by the rivers in-process to make whole gate valve have very good damping performance, reduced greatly in the past because of vibrations too big lead to the not hard up of gate valve body both ends and pipe connection department, and then lead to the problem of leakage to appear.
Description
Technical Field
The utility model relates to a gate valve technical field especially relates to a gate valve of ability accurate control aperture.
Background
The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. Gate valves are sealed by the contact of the valve seat and the gate plate, and the sealing surface is usually bead-welded with a metallic material to increase wear resistance.
The prior art CN211550694U discloses a gate valve capable of accurately controlling the opening, which is characterized in that a rotary gear is mounted on a gate valve rod, the gear is driven to rotate by a coupling driven by an external motor, so that the gate valve is controlled to be opened and closed by the rotation of the motor; the signal of the rotary encoder can be accessed to a system for pipe network automatic control for use, so that the working state of the current gate valve can be conveniently known at a computer end, and the safe and normal operation of a pipe network is ensured; the partition butterfly plate installed in the valve body is lifted in the chute through the threads on the valve rod, so that the purpose of flowing or stopping fluid in the gate valve is achieved.
However, in the existing gate valve technology capable of accurately controlling the opening degree, the gate valve body often generates great vibration to the whole valve body due to the change of water pressure of water flow in the process of circulation or cut-off, and the problem of leakage often occurs due to the looseness of the connection between the two ends of the gate valve body and a pipeline caused by the lack of a good damping function of the existing gate valve. In view of this, the utility model provides a gate valve of ability accurate control aperture.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a gate valve capable of accurately controlling the opening degree.
In order to realize the purpose, the utility model adopts the following technical scheme:
a gate valve capable of accurately controlling the opening degree comprises a valve body and a valve cover arranged on the valve body, wherein two ends of the valve body are respectively provided with an installation opening used for being connected with a pipeline; a damping base is arranged below the valve body, a damping table is arranged between the damping base and the valve body, two ends of the top of the damping table are fixedly connected with supporting frames, and the supporting frames are fixedly connected with the bottom of the valve body;
the damping base is provided with a damping cavity, a supporting plate is slidably mounted in the damping cavity, the bottom of the inner side of the supporting frame is fixedly connected with a supporting rod through a connecting block, and the supporting rod is fixedly sleeved on the damping table; the bottom end of the supporting rod also movably penetrates into the damping cavity and is fixedly connected with the top of the supporting plate; a first spring sleeved on the support rod is fixedly connected between the damping table and the damping base; a second spring sleeved on the supporting rod is fixedly connected between the supporting plate and the inner wall of the top of the damping cavity;
the bottom of the supporting plate is rotatably connected with symmetrically arranged rotating supports, the rotating supports are obliquely arranged, pulleys are rotatably mounted at the oblique bottom ends of the rotating supports, pulley grooves are formed in two sides of the inner wall of the bottom of the damping cavity, and the bottom sides of the pulleys are arranged in the pulley grooves in a rolling mode; the center of the inner wall of the bottom of the damping cavity is fixedly provided with a fixed block, and a third spring is fixedly connected between the rotating support and the fixed block.
As a further improvement, the two rotating brackets are integrally in an outer splayed structure; the whole fixed block is of a conical structure.
As a further improvement, the two sides of the bottom of the damping table are fixedly connected with damping air bags, and the bottom sides of the damping air bags are fixedly connected to the damping base.
As a further improvement, the inner wall of the top of the damping cavity is provided with a sliding hole, and the supporting rod penetrates through the sliding hole in a sliding manner.
As a further improvement, the two sides of the supporting plate are provided with sliding blocks, the inner walls of the two sides of the damping cavity are provided with sliding rails, and the sliding blocks are slidably mounted on the sliding rails.
As a further improvement, the shock absorption table is provided with a sleeve hole, and the shock absorption table is fixedly sleeved on the support rod through the sleeve hole.
Compared with the prior art, the beneficial effects of the utility model are that:
in the utility model, when the water pressure of the water flow changes and generates large vibration in the process of stopping the water flow, the valve body can perform damping action downwards, and when the valve body moves downwards, the support frame drives the damping table to move downwards and compress and buffer the damping airbag and the first spring, so that the damping airbag and the first spring can perform damping and energy dissipation through the buffering deformation of the damping airbag and the first spring; meanwhile, when the damping table moves downwards, the supporting plate is driven to move downwards through the supporting rod and stretch the second spring, so that part of vibration can be further consumed through the deformation of the second spring; meanwhile, when the supporting plate moves downwards, the two rotating supports are further moved away from each other and stretch the spring III, so that the effect of shock absorption and energy dissipation can be further achieved through the deformation of the spring III;
to sum up, the utility model provides a pair of gate valve of ability accurate control aperture can reduce the valve body greatly and change produced vibrations because of water pressure by the rivers in-process to make whole gate valve have very good shock attenuation performance, reduced greatly in the past because of vibrations too big lead to not hard up of gate valve body both ends and pipe connection department, and then lead to the problem of leakage to appear.
Drawings
Fig. 1 is a schematic structural view of a gate valve capable of accurately controlling the opening degree according to the present invention;
FIG. 2 is a schematic view of the present invention showing a part of the details thereof enlarged;
fig. 3 is a schematic structural view between the middle support plate, the rotating bracket, the pulley, the spring iii and the fixing block of the present invention.
In the figure: 1. a valve body; 101. a valve cover; 2. a support frame; 3. a damping table; 4. a shock-absorbing base; 5. a shock-absorbing air bag; 6. a first spring; 7. a support bar; 8. a support plate; 9. a second spring; 10. rotating the bracket; 11. a pulley; 12. a pulley groove; 13. a third spring; 14. a fixed block; 15. a damping chamber; 16. a slider; 17. a slide rail; 18. a slide hole; 19. and (4) connecting the blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a gate valve capable of accurately controlling an opening degree comprises a valve body 1 and a valve cover 101 arranged on the valve body 1, wherein two ends of the valve body 1 are respectively provided with an installation opening for connecting with a pipeline; a damping base 4 is arranged below the valve body 1, a damping table 3 is arranged between the damping base 4 and the valve body 1, two ends of the top of the damping table 3 are fixedly connected with supporting frames 2, and the supporting frames 2 are fixedly connected with the bottom of the valve body 1;
the damping base 4 is provided with a damping cavity 15, a supporting plate 8 is slidably mounted in the damping cavity 15, the bottom of the inner side of the supporting frame 2 is fixedly connected with a supporting rod 7 through a connecting block 19, and the supporting rod 7 is fixedly sleeved on the damping table 3; the bottom end of the supporting rod 7 also movably penetrates into the damping cavity 15 and is fixedly connected with the top of the supporting plate 8; a first spring 6 sleeved on the support rod 7 is fixedly connected between the damping table 3 and the damping base 4; a second spring 9 sleeved on the support rod 7 is fixedly connected between the support plate 8 and the inner wall of the top of the damping cavity 15;
the bottom of the supporting plate 8 is rotatably connected with symmetrically arranged rotating supports 10, the rotating supports 10 are obliquely arranged, pulleys 11 are rotatably mounted at the oblique bottom ends of the rotating supports 10, pulley grooves 12 are formed in two sides of the inner wall of the bottom of the damping cavity 15, and the bottom sides of the pulleys 11 are arranged in the pulley grooves 12 in a rolling manner; a fixed block 14 is fixedly arranged in the center of the inner wall of the bottom of the damping cavity 15, and a third spring 13 is fixedly connected between the rotating bracket 10 and the fixed block 14.
In this example, the two rotating supports 10 are integrally in an external splayed structure; the fixing block 14 is of a conical structure as a whole.
In this example, the damping table 3 has damping airbags 5 fixedly connected to both sides of the bottom thereof, and the damping airbags 5 are fixedly connected to the damping base 4 at the bottom side thereof.
In this example, a sliding hole 18 is arranged on the top inner wall of the damping cavity 15, and the support rod 7 slides through the sliding hole 18; the two sides of the supporting plate 8 are both provided with sliding blocks 16, the inner walls of the two sides of the damping cavity 15 are both provided with sliding rails 17, and the sliding blocks 16 are slidably mounted on the sliding rails 17; the shock absorption table 3 is provided with a sleeving hole, and the shock absorption table 3 is fixedly sleeved on the support rod 7 through the sleeving hole.
The utility model provides a gate valve capable of accurately controlling opening, when the valve body 1 can perform damping action downwards due to the great vibration generated by the water pressure change of water flow in the process of stopping water flow, the valve body 1 can drive the damping table 3 to move downwards through the support frame 2 and compress and buffer the damping air bag 5 and the spring I6 when moving downwards, thus the damping air bag 5 and the spring I6 can perform the damping and energy dissipation effects through the buffering deformation; meanwhile, when the damping table 3 moves downwards, the supporting plate 8 is driven to move downwards through the supporting rod 7 and stretch the second spring 9, so that a part of vibration can be further consumed through the deformation of the second spring 9; meanwhile, when the support plate 8 moves downwards, the two rotating supports 10 move away from each other and stretch the third spring 13, so that the effects of shock absorption and energy dissipation can be further achieved through the deformation of the third spring 13; finally, the utility model discloses in, can reduce valve body 1 greatly and change produced vibrations because of water pressure by the rivers in-process to make whole gate valve have very good damping performance, reduced greatly in the past because of vibrations too big lead to the not hard up of gate valve body both ends and pipe connection department, and then lead to the problem of leakage to appear.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A gate valve capable of accurately controlling opening degree comprises a valve body (1) and a valve cover (101) arranged on the valve body (1), wherein mounting openings used for being connected with a pipeline are formed in two ends of the valve body (1) respectively, and the gate valve is characterized in that a damping base (4) is arranged below the valve body (1), a damping table (3) is arranged between the damping base (4) and the valve body (1), two ends of the top of the damping table (3) are fixedly connected with support frames (2), and the support frames (2) are fixedly connected with the bottom of the valve body (1);
a damping cavity (15) is arranged on the damping base (4), a supporting plate (8) is arranged in the damping cavity (15) in a sliding mode, the bottom of the inner side of the supporting frame (2) is fixedly connected with a supporting rod (7) through a connecting block (19), and the supporting rod (7) is fixedly sleeved on the damping table (3); the bottom end of the supporting rod (7) also movably penetrates into the damping cavity (15) and is fixedly connected with the top of the supporting plate (8); a first spring (6) sleeved on the support rod (7) is fixedly connected between the damping table (3) and the damping base (4); a second spring (9) sleeved on the support rod (7) is fixedly connected between the support plate (8) and the inner wall of the top of the damping cavity (15);
the bottom of the supporting plate (8) is rotatably connected with symmetrically arranged rotating supports (10), the rotating supports (10) are obliquely arranged, pulleys (11) are rotatably mounted at the oblique bottom ends of the rotating supports (10), pulley grooves (12) are formed in two sides of the inner wall of the bottom of the damping cavity (15), and the bottom sides of the pulleys (11) are arranged in the pulley grooves (12) in a rolling mode; the center of the inner wall of the bottom of the damping cavity (15) is fixedly provided with a fixed block (14), and a spring III (13) is fixedly connected between the rotating bracket (10) and the fixed block (14).
2. The gate valve capable of accurately controlling the opening degree according to claim 1, wherein the two rotating supports (10) are integrally in an external splayed structure; the fixing block (14) is of a conical structure as a whole.
3. The gate valve capable of accurately controlling the opening degree according to claim 1, wherein the damping air bag (5) is fixedly connected to both sides of the bottom of the damping table (3), and the bottom side of the damping air bag (5) is fixedly connected to the damping base (4).
4. The gate valve capable of accurately controlling the opening degree according to claim 1, wherein the top inner wall of the damping chamber (15) is provided with a sliding hole (18), and the support rod (7) is slidably inserted through the sliding hole (18).
5. The gate valve capable of accurately controlling the opening degree according to claim 1, wherein the supporting plate (8) is provided with a sliding block (16) on both sides, the damping chamber (15) is provided with a sliding rail (17) on both inner walls, and the sliding block (16) is slidably mounted on the sliding rail (17).
6. The gate valve capable of accurately controlling the opening degree according to claim 1, wherein the damping table (3) is provided with a sleeve hole, and the damping table (3) is fixedly sleeved on the support rod (7) through the sleeve hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221707897.8U CN218094598U (en) | 2022-07-01 | 2022-07-01 | Gate valve capable of accurately controlling opening degree |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221707897.8U CN218094598U (en) | 2022-07-01 | 2022-07-01 | Gate valve capable of accurately controlling opening degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218094598U true CN218094598U (en) | 2022-12-20 |
Family
ID=84479116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221707897.8U Active CN218094598U (en) | 2022-07-01 | 2022-07-01 | Gate valve capable of accurately controlling opening degree |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218094598U (en) |
-
2022
- 2022-07-01 CN CN202221707897.8U patent/CN218094598U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A gate valve that can precisely control the opening Granted publication date: 20221220 Pledgee: Wenzhou Longwan sub branch of China Construction Bank Co.,Ltd. Pledgor: Zhejiang Futai Valve Technology Co.,Ltd. Registration number: Y2024330000278 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |