CN220134637U - Butterfly valve capable of controlling flow - Google Patents
Butterfly valve capable of controlling flow Download PDFInfo
- Publication number
- CN220134637U CN220134637U CN202321747103.5U CN202321747103U CN220134637U CN 220134637 U CN220134637 U CN 220134637U CN 202321747103 U CN202321747103 U CN 202321747103U CN 220134637 U CN220134637 U CN 220134637U
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- valve
- valve plate
- plate
- rod
- valve body
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- 239000012530 fluid Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 19
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000005553 drilling Methods 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model belongs to the field of butterfly valves, and particularly relates to a butterfly valve capable of controlling flow; comprising the following steps: the valve body is provided with a fluid through hole; the first valve plate is arranged in the fluid through hole, and a first mounting hole is formed in the center of the first valve plate; the second valve plate is arranged in the first mounting hole; the first valve rod penetrates through the valve body and the first valve plate and is inserted into the second valve plate, and the first valve rod can synchronously rotate with the first valve plate; the second valve rod penetrates through the valve body and the first valve plate and is inserted into and connected with the second valve plate, and the second valve rod can synchronously rotate with the second valve plate; the two first gears are fixedly arranged on the first valve rod and the second valve rod respectively; the two second gears are respectively meshed with the two first gears, the drilling depth can be adjusted by increasing the length of the cutter handle, the first valve plate and the second valve plate can enable the butterfly valve capable of controlling flow to finely adjust the flow, the motor drives the valve plate to rotate, manpower can be saved, and the flow can be accurately adjusted.
Description
Technical Field
The utility model relates to the field of butterfly valves, in particular to a butterfly valve capable of controlling flow.
Background
The butterfly valve is also called as a flap valve, and is a valve which has a simple structure and can be used for opening and closing low-pressure pipeline media.
The valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe is mainly used for cutting and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly valve opening and closing piece in the valve body, so that the purpose of opening and closing or adjusting is achieved.
The general butterfly valve controls the flow by adjusting the angle between the valve plate and the flow direction of the fluid, but when the flow is finely adjusted, the angle which needs to be adjusted is small, so that the angle of the valve plate is not well controlled.
Accordingly, there is an urgent need to provide an improved solution to the above technical problems.
Disclosure of Invention
The utility model aims at solving the technical problems and provides a butterfly valve capable of controlling flow, so that the technical effect that the flow of the butterfly valve capable of controlling the flow can be finely adjusted is achieved.
In view of this, the present utility model provides a butterfly valve capable of controlling flow, comprising:
the valve body is provided with a fluid through hole;
the first valve plate is arranged in the fluid through hole, and a first mounting hole is formed in the center of the first valve plate;
the second valve plate is arranged in the first mounting hole;
the first valve rod penetrates through the valve body and the first valve plate and is inserted into the second valve plate, and the first valve rod can synchronously rotate with the first valve plate;
the second valve rod penetrates through the valve body and the first valve plate and is inserted into and connected with the second valve plate, and the second valve rod can synchronously rotate with the second valve plate;
the two first gears are fixedly arranged on the first valve rod and the second valve rod respectively;
the two second gears are respectively meshed with the two first gears.
Further, the first sealing ring and the second sealing ring are respectively arranged on the peripheral sides of the first valve plate and the second valve plate.
Further, the two second gears are driven by a motor, and the motor is arranged in the valve body.
Further, the method further comprises the following steps:
the first fixing piece is fixed on the valve body;
the first limiting part is arranged on the periphery of the valve rod and is abutted between the first fixing piece and the valve body.
Further, a first bearing is arranged between the first fixing piece and the first limiting part.
Further, the method further comprises the following steps:
and the third sealing ring is arranged between the valve rod and the valve body.
Further, the method further comprises the following steps:
and the second bearing is arranged between the second gear and the valve body.
The beneficial effects of the utility model are as follows:
1. the first valve plate and the second valve plate can enable the butterfly valve capable of controlling flow to be capable of finely adjusting flow.
2. The motor provided by the utility model drives the valve plate to rotate, so that the manpower can be saved, and the flow can be accurately regulated.
Drawings
FIG. 1 is a schematic cross-sectional view of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic side sectional view of the present utility model;
fig. 4 is a schematic structural view of a first seal ring and a second seal ring according to the present utility model.
The label in the figure is:
1. a first valve body; 2. a second valve body; 3. a first valve plate; 4. a second valve plate; 5. a fluid through hole; 6. a motor; 7. a first gear; 8. a second gear; 9. a first valve stem; 10. a second valve stem; 11. a first seal ring; 12. a second seal ring; 13. a first fixing piece; 14. a first limit part; 15. a first bearing; 16. a third seal ring; 17. and a second bearing.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present utility model, fall within the scope of protection of the present utility model.
Example 1:
the embodiment provides a butterfly valve capable of controlling flow, comprising:
a valve body provided with a fluid through hole 5;
a first valve plate 3, wherein the first valve plate 3 is arranged in the fluid through hole 5, and a first mounting hole is arranged in the center;
a second valve plate 4 disposed in the first mounting hole;
the first valve rod 9 penetrates through the valve body and the first valve plate 3 and is inserted and connected to the second valve plate 4, and the first valve rod 9 can synchronously rotate with the first valve plate 3;
the second valve rod 10 penetrates through the valve body and the first valve plate 3 and is inserted and connected to the second valve plate 4, and the second valve rod 10 can synchronously rotate with the second valve plate 4;
the two first gears 7 are fixedly arranged on the first valve rod 9 and the second valve rod 10 respectively;
two second gears 8, the two second gears 8 are respectively meshed with the two first gears 7.
In this embodiment, the valve body is divided into a first valve body 1 and a second valve body 2, as shown in fig. 1, the first valve body 1 is arranged on the left side, the second valve body 2 is arranged on the right side, the first valve body 1 and the second valve body 2 are connected together through bolts, when the valve plate is installed, the valve plate is convenient to install when the first valve body 1 is detached, the first valve plate 3 is arranged in the fluid through hole 5, the outer diameter of the first valve plate 3 is equal to the inner diameter of the fluid through hole 5, a first mounting hole is arranged in the center position of the first valve plate 3, a second valve plate 4 is arranged in the first mounting hole, the outer diameter of the second valve plate 4 is equal to the inner diameter of the first mounting hole, the first valve rod 9 penetrates through the second valve body 2 and the first valve plate 3 and is inserted and connected in the second valve plate 4, the section of the rod section of the first valve rod 9 in the first valve plate 3 is flat, the section of the rod section in the second valve plate 4 is circular, the circular diameter of the circular section is equal to the width of the flat section, and the circular section of the rod section can penetrate the first valve plate 3 when installed, and the first valve rod section 9 and the first valve rod 3 can rotate synchronously; the second valve rod 10 penetrates through the valve body and the first valve plate 3 and is inserted into the second valve plate 4, the section of the rod section of the second valve rod 10 in the first valve plate 3 is circular, the section of the rod section in the second valve plate 4 is flat, the second valve rod 10 and the second valve plate 4 can synchronously rotate, the rod sections of the first valve rod 9 and the second valve rod 10 with circular sections can enable the first valve plate 3 and the second valve plate 4 to be positioned on the same axis when rotating, the rotation of the first valve plate 3 and the second valve plate 4 is more stable, two first gears 7 are respectively connected to the first valve rod 9 and the second valve rod 10, a bearing platform is arranged on the valve rod, the first gears 7 can be supported, the first gears 7 are fixed on the valve rods by using screws, the second gears 8 are meshed on the first gears 7, the second gears 8 are connected on the shaft rod of the motor 6, the motor 6 are arranged in the valve body, a group of first gears 7, the second gears 8 and the motor 6 are arranged at the upper and lower positions of the valve body, so that the first valve plate 3 and the second valve plate 4 can be opened by controlling the rotation of the first valve rod 9 and the second valve rod 10, and the second valve plate 4 can be opened by controlling the flow rate when the first valve plate 4 and the second valve plate 4 to be opened by a large flow rate; the flow fine adjustment method can achieve the technical effect of flow fine adjustment.
Example 2:
the present embodiment provides a butterfly valve capable of controlling flow, which has the following technical features in addition to the technical scheme of the above embodiment.
The first valve plate 3 and the second valve plate 4 are provided with a first seal ring 11 and a second seal ring 12, respectively, on the peripheral sides thereof.
The peripheral edges of the first valve plate 3 and the second valve plate 4 are provided with grooves, a first sealing ring 11 and a second sealing ring 12 are arranged in the grooves, the cross sections of the first sealing ring 11 and the second sealing ring 12 are circular, the first sealing ring 11 and the second sealing ring 12 are rubber rings, the sealing performance between the first valve plate 3 and the valve body can be enhanced by the first sealing ring 11, and the sealing performance between the second valve plate 4 and the first valve plate 3 can be enhanced by the second sealing ring 12.
The two second gears 8 are driven by the motor 6, and the motor 6 is arranged in the valve body.
The motor 6 below the valve body can control the second valve rod 10 to rotate, the second valve rod 10 drives the second valve plate 4 to rotate, the motor 6 above the valve body can control the first valve rod 9 to rotate, the first valve rod 9 drives the first valve plate 3 to rotate, and the opening size of the valve plate can be controlled more accurately to accurately regulate flow by using the rotation of the electric drive valve plate.
Further comprises:
the first fixing piece 13, the first fixing piece 13 is fixed on the valve body;
the first limiting part 14, the first limiting part 14 is arranged on the circumference side of the valve rod and is abutted between the first fixing piece 13 and the valve body.
The first limiting part 14 is a flange formed on the peripheral sides of the two valve rods, a groove capable of being embedded into the flange is formed in the valve body, the cross section of the groove and the flange is circular, the first fixing piece 13 is arranged in the groove, the first fixing piece 13 can be abutted against the first limiting part 14, the first fixing piece 13 is fixed on the valve body through two screws, the valve rod is axially immovable, the valve rod is fixed in the valve body, and the valve body can only rotate in the valve body.
Example 3:
the present embodiment provides a butterfly valve capable of controlling flow, which has the following technical features in addition to the technical scheme of the above embodiment.
A first bearing 15 is provided between the first fixing piece 13 and the first stopper 14.
Still set up first bearing 15 between first stationary blade 13 and first spacing portion 14, first bearing 15 divide into quiet ring and rotating ring, the rotating ring cover of first bearing 15 is established on the valve rod, and rotating ring and valve rod interference fit, and first spacing portion 14 can support the rotating ring, the lower terminal surface of quiet ring is contradicted on the valve body, the up end of quiet ring is contradicted on first stationary blade 13, at first bearing 15 during operation, quiet ring is fixed between first stationary blade 13 and valve body, quiet ring is motionless, the valve rod rotates, drive the rotating ring rotates, increase bearing structure between first stationary blade 13 and first spacing portion 14 can make the frictional force between valve rod and the disk seat reduce, make the rotation of valve rod more smooth, make the life of valve rod extension.
Further comprises:
and a third seal ring 16, the third seal ring 16 being disposed between the valve stem and the valve body.
The third sealing ring 16 is arranged between the valve rod and the valve body, a groove is arranged on the valve body, and the third sealing ring 16 made of rubber is arranged in the groove to strengthen the tightness between the valve rod and the valve body and prevent fluid leakage.
Further comprises:
a second bearing 17, the second bearing 17 being arranged between the shaft of the motor 6 and the valve body.
The stationary ring of the second bearing 17 is arranged in the valve body, the moving ring is in interference fit with the shaft lever of the motor 6, and when the motor 6 rotates, the friction force between the shaft lever of the motor 6 and the valve body is reduced, so that the service life of the motor 6 is prolonged.
The inlet and outlet ends of the valve body are provided with flanges for connecting to the pipeline. The embodiments of the present utility model and the features of the embodiments are described above with reference to the accompanying drawings, in which the embodiments of the present utility model and the features of the embodiments may be combined with each other without conflict, and the present utility model is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present utility model, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are also included in the scope of the present utility model.
Claims (7)
1. A butterfly valve for controlling flow, comprising:
the valve body is provided with a fluid through hole (5);
the first valve plate (3), the first valve plate (3) is set up in fluid through hole (5), and there is the first mounting hole in the centre;
the second valve plate (4) is arranged in the first mounting hole;
the first valve rod (9) penetrates through the valve body and the first valve plate (3) and is inserted into the second valve plate (4), and the first valve rod (9) and the first valve plate (3) synchronously rotate;
the second valve rod (10) penetrates through the valve body and the first valve plate (3) and is inserted and connected into the second valve plate (4), and the second valve rod (10) and the second valve plate (4) synchronously rotate;
the two first gears (7) are fixedly arranged on the first valve rod (9) and the second valve rod (10) respectively;
two second gears (8), the two second gears (8) are respectively meshed with the two first gears (7).
2. A butterfly valve with controllable flow according to claim 1, characterized in that the first valve plate (3) and the second valve plate (4) are provided with a first sealing ring (11) and a second sealing ring (12) on their peripheral sides, respectively.
3. A butterfly valve with controllable flow according to claim 1, characterized in that the two second gears (8) are driven by a motor (6) and that the motor (6) is arranged in the valve body.
4. The controllable flow butterfly valve of claim 1, further comprising:
the first fixing piece (13), the first fixing piece (13) is fixed on the valve body;
the first limiting part (14) is arranged on the periphery of the valve rod, and the first limiting part (14) is abutted between the first fixing piece (13) and the valve body.
5. A butterfly valve according to claim 4, characterized in that a first bearing (15) is arranged between the first stator (13) and the first stop (14).
6. The controllable flow butterfly valve of claim 1, further comprising:
and the third sealing ring (16), the third sealing ring (16) is arranged between the valve rod and the valve body.
7. The controllable flow butterfly valve of claim 1, further comprising:
and the second bearing (17), the second bearing (17) is arranged between the shaft lever of the motor (6) and the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321747103.5U CN220134637U (en) | 2023-07-04 | 2023-07-04 | Butterfly valve capable of controlling flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321747103.5U CN220134637U (en) | 2023-07-04 | 2023-07-04 | Butterfly valve capable of controlling flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220134637U true CN220134637U (en) | 2023-12-05 |
Family
ID=88948386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321747103.5U Active CN220134637U (en) | 2023-07-04 | 2023-07-04 | Butterfly valve capable of controlling flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220134637U (en) |
-
2023
- 2023-07-04 CN CN202321747103.5U patent/CN220134637U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |