CN220435444U - Pneumatic butterfly valve convenient to adjust - Google Patents
Pneumatic butterfly valve convenient to adjust Download PDFInfo
- Publication number
- CN220435444U CN220435444U CN202321907872.7U CN202321907872U CN220435444U CN 220435444 U CN220435444 U CN 220435444U CN 202321907872 U CN202321907872 U CN 202321907872U CN 220435444 U CN220435444 U CN 220435444U
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- valve body
- butterfly valve
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 19
- 230000033228 biological regulation Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 13
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003827 upregulation Effects 0.000 description 1
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Abstract
The utility model discloses a pneumatic butterfly valve convenient to adjust, which belongs to the field of pneumatic butterfly valves and comprises a valve body and a valve plate rotatably installed in the valve body, wherein a connecting column is fixedly connected to the bottom of the valve plate, the connecting column rotates to penetrate through the bottom of the valve body, an adjusting hole is formed in the surface of the valve plate, a groove is formed in the valve plate, an adjusting plate is arranged in the groove, a nut is rotatably connected to the lower end of the connecting column, a screw is connected to the inner thread of the nut, and the upper end of the screw is fixedly connected with the adjusting plate; through spliced pole, regulation hole, regulating plate, nut and screw rod's setting, when the flow that needs to adjust the pneumatic butterfly valve of fine adjustment, rotatable nut makes the nut drive the screw rod at the spliced pole internal motion, makes the screw rod drive the regulating plate and slides in the recess, makes the regulating plate shelter from the regulation hole to the flow of adjustable regulating hole avoids appearing the too big or undersize condition of flow, improves pneumatic butterfly valve's suitability.
Description
Technical Field
The utility model belongs to the technical field of pneumatic butterfly valves, and particularly relates to a pneumatic butterfly valve convenient to adjust.
Background
The pneumatic butterfly valve consists of a pneumatic actuator and a butterfly valve. The pneumatic butterfly valve is a pneumatic valve which uses a circular butterfly plate rotating along with a valve rod to perform opening and closing, is mainly used as a cut-off valve, can also be designed to have the function of adjusting or adjusting a section valve and has more and more functions in low-pressure large-medium caliber pipelines.
The current chinese patent with publication number CN212226015U discloses a novel adjustable pneumatic butterfly valve, including pneumatic actuator and power pole, pneumatic actuator's lower extreme terminal surface is connected with the power pole, the lower extreme terminal surface of power pole is connected with the connecting pipe, the lower extreme terminal surface of connecting pipe is connected with communicating pipe, the internal surface of communicating pipe is connected with the closing plate, communicating pipe includes go-between, body and hollow tube, the intermediate junction of go-between has the body, the upper end terminal surface through-connection of body has the hollow tube.
With respect to the related art as described above, the inventors found that there are at least the following problems in this technology: most of the existing pneumatic butterfly valves are inconvenient to adjust flow, and the condition that the flow is too large or too small is easy to exist.
Disclosure of Invention
The utility model aims to provide a pneumatic butterfly valve convenient to adjust, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pneumatic butterfly valve convenient to adjust, includes the valve body and rotates the valve plate of installing in the valve body, the bottom fixedly connected with spliced pole of valve plate, the spliced pole rotates and runs through to the valve body bottom, the regulation hole has been seted up on the valve plate surface, the inside recess of seting up of valve plate, be equipped with the regulating plate in the recess, the lower extreme of spliced pole rotates and is connected with the nut, the inside threaded connection of nut has the screw rod, the upper end and the regulating plate fixed connection of screw rod.
As a preferred embodiment, the top of the valve body is provided with a pneumatic actuator for driving the valve plate to rotate.
As a preferred embodiment, a sealing ring is fixedly connected to the circumference of the valve plate.
As a preferred embodiment, both ends of the valve body are provided with flanges.
As a preferred embodiment, the outer surface of the connecting column is sleeved with a sealing bearing, and the connecting column is rotatably connected with the valve body through the sealing bearing.
As a preferred implementation mode, the inner wall of the groove is provided with a sliding groove, two sides of the adjusting plate are fixedly connected with sliding blocks, and the sliding blocks are in sliding connection with the sliding groove.
Compared with the prior art, the utility model has the beneficial effects that:
according to the pneumatic butterfly valve convenient to adjust, through the arrangement of the connecting column, the adjusting hole, the adjusting plate, the nut and the screw, when the flow of the pneumatic butterfly valve needs to be adjusted finely, the nut can be rotated, the nut drives the screw to move in the connecting column, the screw drives the adjusting plate to slide in the groove, and the adjusting plate can shield the adjusting hole, so that the flow of the adjusting hole can be adjusted, the condition of overlarge or undersize flow is avoided, and the applicability of the pneumatic butterfly valve is improved;
this pneumatic butterfly valve convenient to adjust, through sealed bearing's setting, can improve the leakproofness and the stability between spliced pole and the valve body, can make the valve plate rotate more stably simultaneously.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
fig. 3 is a schematic cross-sectional structure of a valve plate according to the present utility model.
In the figure: 1. a valve body; 2. a valve plate; 3. a connecting column; 4. an adjustment aperture; 5. a groove; 6. an adjusting plate; 7. a nut; 8. a screw; 9. a pneumatic actuator; 10. a seal ring; 11. a flange plate; 12. sealing the bearing; 13. a chute; 14. a sliding block.
Detailed Description
The utility model is further described below with reference to examples.
The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.
Referring to fig. 1-3, the utility model provides a pneumatic butterfly valve convenient to adjust, which comprises a valve body 1 and a valve plate 2 rotatably installed in the valve body 1, wherein flange plates 11 are arranged at two ends of the valve body 1, the valve body 1 can be connected with a pipeline through the flange plates 11, a pneumatic actuator 9 for driving the valve plate 2 to rotate is arranged at the top of the valve body 1, a sealing ring 10 is fixedly connected to the circumference of the valve plate 2, and the tightness of the valve plate 2 can be improved through the sealing ring 10.
The bottom fixedly connected with spliced pole 3 of valve plate 2, spliced pole 3 rotates and runs through to valve body 1 bottom, valve plate 2 surface has seted up regulation hole 4, valve plate 2 is inside to be seted up fluted 5, be equipped with regulating plate 6 in the recess 5, the lower extreme rotation of spliced pole 3 is connected with nut 7, nut 7's inside threaded connection has screw rod 8, screw rod 8's upper end and regulating plate 6 fixed connection, through spliced pole 3, regulation hole 4, regulating plate 6, nut 7 and screw rod 8's setting, when the flow of fine adjustment pneumatic butterfly valve is adjusted to needs, rotatable nut 7 makes nut 7 drive screw rod 8 at spliced pole 3 internal motion, make screw rod 8 drive regulating plate 6 slide in recess 5, make regulating plate 6 shelter from regulation hole 4, thereby adjustable regulating hole 4's flow, avoid appearing the too big or undersize condition of flow.
The sealing bearing 12 is sleeved on the outer surface of the connecting column 3, the connecting column 3 is rotationally connected with the valve body 1 through the sealing bearing 12, and the sealing performance and stability between the connecting column 3 and the valve body 1 can be improved through the arrangement of the sealing bearing 12.
Wherein, spout 13 has been seted up to the inner wall of recess 5, and the both sides of regulating plate 6 are all fixedly connected with slider 14, slider 14 and spout 13 sliding connection, through the cooperation of spout 13 and slider 14, can play the guide effect to regulating plate 6.
The working principle and the using flow of the utility model are as follows: firstly, through the setting of spliced pole 3, regulation hole 4, regulating plate 6, nut 7 and screw rod 8, when the flow of fine adjustment pneumatic butterfly valve is adjusted to needs, rotatable nut 7 makes nut 7 drive screw rod 8 at spliced pole 3 internal motion, makes screw rod 8 drive regulating plate 6 slide in recess 5, makes regulating plate 6 shelter from regulation hole 4 to the flow of adjustable regulation hole 4 avoids appearing the too big or undersize condition of flow.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a pneumatic butterfly valve convenient to adjust, includes valve body (1) and rotates valve plate (2) of installing in valve body (1), its characterized in that: the bottom fixedly connected with spliced pole (3) of valve plate (2), spliced pole (3) rotate and run through to valve body (1) bottom, regulation hole (4) have been seted up on valve plate (2) surface, recess (5) have been seted up to valve plate (2) inside, be equipped with regulating plate (6) in recess (5), the lower extreme rotation of spliced pole (3) is connected with nut (7), the inside threaded connection of nut (7) has screw rod (8), the upper end and regulating plate (6) fixed connection of screw rod (8).
2. A pneumatically operated butterfly valve for ease of adjustment as recited in claim 1, wherein: the top of the valve body (1) is provided with a pneumatic actuator (9) for driving the valve plate (2) to rotate.
3. A pneumatically operated butterfly valve for ease of adjustment as recited in claim 1, wherein: and a sealing ring (10) is fixedly connected to the circumference of the valve plate (2).
4. A pneumatically operated butterfly valve for ease of adjustment as recited in claim 1, wherein: both ends of the valve body (1) are provided with flange plates (11).
5. A pneumatically operated butterfly valve for ease of adjustment as recited in claim 1, wherein: the outer surface of the connecting column (3) is sleeved with a sealing bearing (12), and the connecting column (3) is rotationally connected with the valve body (1) through the sealing bearing (12).
6. A pneumatically operated butterfly valve for ease of adjustment as recited in claim 1, wherein: the inner wall of the groove (5) is provided with a sliding groove (13), two sides of the adjusting plate (6) are fixedly connected with sliding blocks (14), and the sliding blocks (14) are in sliding connection with the sliding groove (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321907872.7U CN220435444U (en) | 2023-07-20 | 2023-07-20 | Pneumatic butterfly valve convenient to adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321907872.7U CN220435444U (en) | 2023-07-20 | 2023-07-20 | Pneumatic butterfly valve convenient to adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220435444U true CN220435444U (en) | 2024-02-02 |
Family
ID=89702204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321907872.7U Active CN220435444U (en) | 2023-07-20 | 2023-07-20 | Pneumatic butterfly valve convenient to adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220435444U (en) |
-
2023
- 2023-07-20 CN CN202321907872.7U patent/CN220435444U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |