CN212055877U - Butterfly valve convenient to maintenance - Google Patents
Butterfly valve convenient to maintenance Download PDFInfo
- Publication number
- CN212055877U CN212055877U CN202020392172.9U CN202020392172U CN212055877U CN 212055877 U CN212055877 U CN 212055877U CN 202020392172 U CN202020392172 U CN 202020392172U CN 212055877 U CN212055877 U CN 212055877U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- handle
- valve rod
- butterfly valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000012423 maintenance Methods 0.000 title claims description 12
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000000034 method Methods 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 discloses a butterfly valve convenient to maintain, which comprises a valve body, a valve clack arranged inside the valve body and a valve rod arranged above the valve body, wherein the valve rod is also arranged above the valve body, the valve rod passes through the vertical pipe to be connected with the valve clack, the top of the vertical pipe is provided with a disc, the top of the valve rod is provided with a handle, and a control positioning mechanism for positioning the rotation angle of the valve rod is arranged below the handle; the both ends of valve body all are provided with the compoboard that is used for the connecting tube, and the counterpoint groove has been seted up to the border position of compoboard, and the compoboard surface still inlays and is equipped with the sealing ring that increases the valve body leakproofness, the utility model is suitable for a butterfly valve, the handle below of this butterfly valve are provided with control positioning mechanism, can fix a position valve rod rotation angle through control positioning mechanism, and such structure setting makes this valve body control valve body flow convenient, when adjusting, only needs can realize the positioning control of valve rod through pressing down clamp plate or release clamp plate, can prevent like this that the anomaly of valve from opening and closing.
Description
Technical Field
The utility model belongs to the technical field of the butterfly valve, specifically a butterfly valve convenient to maintenance.
Background
The butterfly valve is also called as a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve which has a closing member (a valve clack or a butterfly plate) as a disk and can rotate around a valve shaft to open and close; 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 mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved;
however, the structure of the existing butterfly valve for controlling the corner of the butterfly valve in the using process is complex, the operation is inconvenient, the sealing performance of the existing butterfly valve and the connecting position of a pipeline is poor, and the requirements of people are difficult to meet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a butterfly valve convenient to maintenance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a butterfly valve convenient to maintain comprises a valve body, a valve clack arranged in the valve body and a valve rod arranged above the valve body, wherein a vertical pipe is also arranged above the valve body, the valve rod penetrates through the vertical pipe to be connected with the valve clack, a disc is arranged at the top of the vertical pipe, a handle is arranged at the top of the valve rod, and a control positioning mechanism for positioning the rotation angle of the valve rod is arranged below the handle;
the two ends of the valve body are both provided with composition plates for connecting pipelines, the edge positions of the composition plates are provided with alignment grooves, and the outer surfaces of the composition plates are also embedded with sealing rings for improving the sealing performance of the valve body.
Preferably, the control positioning mechanism comprises a U-shaped part welded above the handle and a torsion rotating shaft arranged between two vertical ends of the U-shaped part, a sleeve ring is sleeved on the torsion rotating shaft, a seesaw is arranged on one side of the sleeve ring, an insert is arranged on the upper surface of the free end of the seesaw, and a pressing plate is arranged on the other side of the sleeve ring;
a plurality of through holes are formed in the lower surface of the disc at equal intervals, and the plug-in is inserted into one of the through holes.
Preferably, the number of the alignment grooves is two, and the two alignment grooves are symmetrical to each other about a vertical center line of the combination board.
Preferably, the outer surface of the combined plate is provided with a step surface groove in a circular ring structure, the sealing ring is clamped at the step position of the step surface groove, the top and the bottom of the sealing ring are both provided with embedded rings, and the embedded rings are embedded in the step surface groove.
Preferably, the surface of the embedded ring is equidistantly provided with concave holes, and the inside of each concave hole is provided with a jacking spring.
Preferably, the upper surface of the pressure plate and the lower surface of the handle are provided with arc springs.
The utility model relates to a butterfly valve convenient to maintenance, the handle below of this butterfly valve is provided with the control positioning mechanism, can fix a position the valve rod rotation angle through the control positioning mechanism, and such structure setting makes this valve body control valve body flow convenient, when adjusting, only need can realize the positioning control of valve rod through pressing the clamp plate or releasing the clamp plate, can prevent to appear opening and closing unusually of valve like this;
the utility model discloses in, the compoboard surface inlays and is equipped with the sealing ring, the cascade face groove that is the ring structure is seted up to the compoboard surface, the sealing ring block is in the step position in cascade face groove, the top and the bottom of sealing ring all are provided with the thimble, the thimble embedding is in the inside in cascade face groove, the shrinkage pool has been seted up to thimble surface equidistance, the inside jacking spring that is provided with of shrinkage pool, such structure setting makes this sealing ring can be crowded tightly gradually along with the tightening of compoboard, thereby make the effect that possesses high leakproofness of this valve body, and the effect through the jacking spring can also make this valve body when dismantling, the sealing ring takes off the convenience, be convenient for change it.
Drawings
Fig. 1 is a schematic view of the overall structure of a butterfly valve convenient for maintenance according to the present invention;
FIG. 2 is a schematic view of a sealing ring structure of a butterfly valve convenient for maintenance;
fig. 3 is a control positioning mechanism diagram in butterfly valve convenient to maintenance of the utility model.
Reference numerals: 1. a seal ring; 2. a valve flap; 3. a composition board; 4. a positioning groove; 5. a jacking spring; 6. a valve body; 7. a step surface groove; 8. a riser; 9. a disc; 10. a valve stem; 11. a grip; 12. a U-shaped member; 13. a circular arc spring; 14. pressing a plate; 15. a torsion shaft; 16. a seesaw; 17. concave holes; 18. embedding a ring; 19. a plug-in; 20. a collar.
Detailed Description
The following further describes a specific embodiment of a butterfly valve convenient for maintenance according to the present invention with reference to fig. 1 to 3. The utility model relates to a butterfly valve convenient to maintenance is not limited to the description of following embodiment.
Example 1:
the embodiment provides a specific structure of a butterfly valve convenient to maintain, as shown in fig. 1-3, including a valve body 6, a valve clack 2 arranged inside the valve body 6, and a valve rod 10 arranged above the valve body 6, the upper side of the valve body 6 is also arranged on a vertical pipe 8, the valve rod 10 penetrates through the vertical pipe 8 to be connected with the valve clack 2, the top of the vertical pipe 8 is provided with a disc 9, the top of the valve rod 10 is provided with a handle 11, and a control positioning mechanism for positioning the rotation angle of the valve rod 10 is arranged below the handle 11.
The control positioning mechanism comprises a U-shaped part 12 welded above the handle 11 and a torsion rotating shaft 15 arranged between two vertical ends of the U-shaped part 12, a sleeve ring 20 is sleeved on the torsion rotating shaft 15, a seesaw 16 is arranged on one side of the sleeve ring 20, an insert 19 is arranged on the upper surface of the free end of the seesaw 16, and a pressure plate 14 is arranged on the other side of the sleeve ring 20;
a plurality of through holes are arranged on the lower surface of the disc 9 at equal intervals, and an insert 19 is inserted into one of the through holes.
The upper surface of the pressure plate 14 and the lower surface of the handle 11 are provided with arc springs 13.
By adopting the technical scheme:
when the valve body 6 is opened and closed, the rotating handle 11 drives the valve rod 10 to rotate, so that the valve clack 2 is driven to rotate, and the effect of controlling the fluid flow is realized;
the control positioning mechanism is arranged below the handle 11 of the valve body 6, the rotation angle of the valve rod 10 can be positioned through the control positioning mechanism, the structure is arranged to enable the valve body 6 to control the flow of the valve body 6 conveniently, when the valve body is adjusted, only the pressing plate 14 needs to be pressed firstly, according to the lever principle, the seesaw 16 moves downwards, the plug-in components 19 on the upper surface of the seesaw 16 are separated from the through holes in the disc 9, at the moment, the valve rod 10 can rotate, when the valve rod rotates to a proper position, the pressing plate 14 is released, at the moment, due to the elastic force of the arc spring 13 and the torsion action of the torsion rotating shaft 15, the pressing plate 14 moves upwards and is inserted into the corresponding through holes in the disc 9, at the moment, the valve rod 10 is.
Example 2:
this embodiment provides a butterfly valve's concrete structure convenient to maintenance, as shown in fig. 1-3, the both ends of valve body 6 all are provided with compoboard 3 that is used for the connecting tube, and counterpoint groove 4 has been seted up to the border position of compoboard 3, and counterpoint groove 4 is provided with two altogether, and just two counterpoint grooves 4 are symmetrical each other about the vertical central line of compoboard 3, and compoboard 3 surface still inlays and is equipped with the sealing ring 1 that increases the leakproofness of valve body 6.
The surface of compoboard 3 is seted up and is the step face groove 7 of ring structure, and sealing ring 1 block all is provided with the abaculus ring 18 in the step position of step face groove 7, the top and the bottom of sealing ring 1, and the inside at step face groove 7 is inlayed to the abaculus ring 18.
By adopting the technical scheme:
the combined plate 3 is more convenient to mount through the alignment function of the alignment groove 4, and can be directly aligned and mounted through the alignment groove 4;
because the sealing ring 1 is embedded in the outer surface of the combined plate 3, the sealing performance of the connection of the combined plate 3 and the pipeline after connection can be improved through the sealing ring 1;
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (6)
1. The utility model provides a butterfly valve convenient to maintenance, include valve body (6), set up in inside valve clack (2) of valve body (6) and set up in valve rod (10) of valve body (6) top, its characterized in that: a vertical pipe (8) is further arranged above the valve body (6), the valve rod (10) penetrates through the vertical pipe (8) to be connected with the valve clack (2), a disc (9) is arranged at the top of the vertical pipe (8), a handle (11) is arranged at the top of the valve rod (10), and a control positioning mechanism for positioning the rotating angle of the valve rod (10) is arranged below the handle (11);
the two ends of the valve body (6) are provided with combined plates (3) used for connecting pipelines, the edge positions of the combined plates (3) are provided with alignment grooves (4), and the outer surface of the combined plates (3) is also embedded with a sealing ring (1) used for increasing the sealing performance of the valve body (6).
2. The butterfly valve of claim 1, wherein: the control positioning mechanism comprises a U-shaped part (12) welded above the handle (11) and a torsion rotating shaft (15) arranged between two vertical ends of the U-shaped part (12), a sleeve ring (20) is sleeved on the torsion rotating shaft (15), a seesaw (16) is arranged on one side of the sleeve ring (20), an insert (19) is arranged on the upper surface of the free end of the seesaw (16), and a pressing plate (14) is arranged on the other side of the sleeve ring (20);
a plurality of through holes are formed in the lower surface of the disc (9) at equal intervals, and the plug-in piece (19) is plugged in one of the through holes.
3. The butterfly valve of claim 1, wherein: the two alignment grooves (4) are arranged, and the two alignment grooves (4) are symmetrical to each other about the vertical center line of the combined plate (3).
4. The butterfly valve of claim 1, wherein: the combined plate is characterized in that a step surface groove (7) in a circular ring structure is formed in the outer surface of the combined plate (3), the sealing ring (1) is clamped at the step position of the step surface groove (7), embedded rings (18) are arranged at the top and the bottom of the sealing ring (1), and the embedded rings (18) are embedded in the step surface groove (7).
5. The butterfly valve of claim 4, wherein: concave holes (17) are formed in the surface of the embedded ring (18) at equal intervals, and jacking springs (5) are arranged inside the concave holes (17).
6. The butterfly valve of claim 2, wherein: and arc springs (13) are arranged on the upper surface of the pressure plate (14) and the lower surface of the handle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020392172.9U CN212055877U (en) | 2020-03-25 | 2020-03-25 | Butterfly valve convenient to maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020392172.9U CN212055877U (en) | 2020-03-25 | 2020-03-25 | Butterfly valve convenient to maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212055877U true CN212055877U (en) | 2020-12-01 |
Family
ID=73530826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020392172.9U Expired - Fee Related CN212055877U (en) | 2020-03-25 | 2020-03-25 | Butterfly valve convenient to maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212055877U (en) |
-
2020
- 2020-03-25 CN CN202020392172.9U patent/CN212055877U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |