CN220151917U - Valve seat for butterfly valve - Google Patents
Valve seat for butterfly valve Download PDFInfo
- Publication number
- CN220151917U CN220151917U CN202321391662.7U CN202321391662U CN220151917U CN 220151917 U CN220151917 U CN 220151917U CN 202321391662 U CN202321391662 U CN 202321391662U CN 220151917 U CN220151917 U CN 220151917U
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- Prior art keywords
- valve
- valve seat
- seat main
- main body
- annular
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- 238000007789 sealing Methods 0.000 claims abstract description 47
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 16
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Lift Valve (AREA)
Abstract
The utility model discloses a valve seat for a butterfly valve, which belongs to the field of butterfly valves and comprises a valve body and a valve seat main body, wherein the valve seat main body is connected with the valve body, a connecting structure is arranged between the valve seat main body and the valve body and comprises a connecting sleeve and an annular insert, the annular insert is connected with the connecting sleeve, the connecting sleeve and the annular insert are arranged on the valve seat main body, the connecting sleeve and the annular insert are connected with the valve body, a sealing structure is arranged on the valve seat main body, and the sealing structure comprises a connecting pad, a first sealing pad and a second sealing pad. The connecting structure is arranged between the valve body and the valve seat main body, can play a role in connection and fixation, ensures good connection effect between the valve body and the valve seat main body, ensures connection stability, and sets up a sealing structure in an annular clamping groove in the valve seat main body.
Description
Technical Field
The utility model relates to the field of butterfly valves, in particular to a valve seat for a butterfly valve.
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 butterfly valve structure comprises a valve body, a valve seat, a valve plate and a rotating assembly, wherein the valve seat is matched with the valve plate to play a sealing role, so that the tightness of the whole valve is ensured.
In the existing butterfly valve seat structure, the valve seat is arranged in the valve body, the valve seat is connected with the valve body in a clamping manner, the stability after connection is general, the use stability of the whole butterfly valve cannot be guaranteed, and after the butterfly valve is connected into a pipeline, the valve seat is sealed only by virtue of the valve seat, the sealing effect is general, the leakage condition is easy to occur at the joint of the valve seat and the pipeline, and the use effect is general.
Disclosure of Invention
The utility model mainly aims to provide a valve seat for a butterfly valve, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a disk seat for butterfly valve, includes valve body and disk seat main part, be connected between disk seat main part and the valve body, be equipped with connection structure between disk seat main part and the valve body, and connection structure includes adapter sleeve and annular cutting, be connected between annular cutting and the adapter sleeve, and adapter sleeve, annular cutting are installed in the disk seat main part, adapter sleeve, annular cutting are connected with the valve body, install seal structure in the disk seat main part, and seal structure includes connecting pad, first sealed pad and the sealed pad of second, first sealed pad, second are sealed to be filled up and are installed on the connecting pad.
Preferably, the flange plate is fixedly connected to the valve body, the flange plate is provided with a mounting hole, and the upper end of the valve body is provided with a top flange.
Preferably, the valve seat main body is provided with an annular clamping groove, the sealing structure is arranged in the annular clamping groove, and the sealing structure is distributed in an annular array on the valve seat main body.
Preferably, the connecting structure further comprises a clamping groove and a through hole, the connecting sleeve is fixedly connected with the annular cutting, the connecting sleeve is sleeved on the valve seat main body, the clamping groove is arranged between the annular cutting, the annular cutting and the valve body are spliced together, the through hole is formed in the connecting sleeve in a penetrating mode, the connecting structure is arranged between the valve body and the valve seat main body, the connecting structure can achieve the effect of connecting and fixing, good connecting effect between the valve body and the valve seat main body is guaranteed, and connecting stability is guaranteed.
Preferably, the first sealing gasket, the second sealing gasket and the connecting gasket are fixedly connected, the first sealing gasket and the second sealing gasket are symmetrically arranged relative to the connecting gasket, the first sealing gasket and the connecting gasket are inserted into the annular clamping groove in the valve seat main body, the sealing structure is arranged in the annular clamping groove in the valve seat main body, after the butterfly valve is connected into the pipeline, the sealing structure has a sealing effect, the sealing performance of the joint of the butterfly valve and the pipeline is guaranteed, the leakage is avoided, and the using effect is guaranteed.
Compared with the prior art, the utility model has the following beneficial effects: this a disk seat for butterfly valve, through the connection structure who sets up, connection structure sets up between valve body and disk seat main part, can play the fixed effect of connection, has guaranteed to have good connection effect between valve body and the disk seat main part, has ensured connection stability, sets up seal structure in the annular draw-in groove in the disk seat main part, after the butterfly valve is connected to in the pipeline, seal structure plays sealed effect, guarantees the leakproofness of butterfly valve and pipeline junction, avoids appearing the condition of seepage, has ensured the result of use.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the valve seat body of the present utility model;
FIG. 3 is a schematic view of the structure of the annular clamping groove of the present utility model;
FIG. 4 is a schematic structural view of the connecting structure of the present utility model;
fig. 5 is a schematic structural view of the sealing structure of the present utility model.
In the figure: 1. a valve body; 2. a valve seat body; 3. a connection structure; 301. connecting sleeves; 302. annular cutting; 303. a clamping groove; 304. a through hole; 4. an annular clamping groove; 5. a sealing structure; 501. a connection pad; 502. a first gasket; 503. a second gasket; 6. and a flange plate.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-5, a valve seat for a butterfly valve comprises a valve body 1 and a valve seat main body 2, wherein the valve seat main body 2 is connected with the valve body 1, a connecting structure 3 is arranged between the valve seat main body 2 and the valve body 1, a sealing structure 5 is arranged on the valve seat main body 2, a flange plate 6 is fixedly connected on the valve body 1, a mounting hole is arranged on the flange plate 6, a top flange is arranged at the upper end of the valve body 1, an annular clamping groove 4 is formed in the valve seat main body 2, the sealing structure 5 is arranged in the annular clamping groove 4, and the sealing structure 5 is distributed on the valve seat main body 2 in an annular array.
When the butterfly valve is assembled, install valve seat main part 2 between valve body 1, be provided with connection structure 3 between valve seat main part 2 and the valve body 1, connection structure 3 can guarantee to have good stability after being connected between valve seat main part 2 and the valve body 1, then set up the valve plate to the inside of valve seat main part 2, with the valve rod through-connection on valve body 1 and valve seat main part 2, make the valve rod run through in the valve plate, the lower extreme at valve body 1 sets up the sealing plug, simultaneously with valve rod and valve plate fixed connection, so the equipment work of whole butterfly valve has been accomplished, then install seal structure 5 in the annular draw-in groove 4 on the valve seat main part 2, seal structure 5 installs after the installation in the pipeline with the butterfly valve use, the in-process of installation butterfly valve carries out the fixed connection of valve body 1 through flange board 6, at this moment under seal structure 5's effect, have good leakproofness between whole butterfly valve and the pipeline, can guarantee the sealed effect of use.
Through the above embodiment, the connection structure 3 includes the adapter sleeve 301 and the annular insert 302, be connected between annular insert 302 and the adapter sleeve 301, and adapter sleeve 301, annular insert 302 installs on the disk seat main part 2, adapter sleeve 301, annular insert 302 is connected with the valve body 1, the connection structure 3 still includes joint groove 303 and through-hole 304, fixed connection between adapter sleeve 301 and the annular insert 302, and adapter sleeve 301 cover establishes in disk seat main part 2, joint groove 303 sets up between annular insert 302, and peg graft together between annular insert 302 and the valve body 1, through-hole 304 runs through and sets up on adapter sleeve 301, seal structure 5 includes connecting pad 501, first sealing pad 502 and second sealing pad 503, first sealing pad 502, second sealing pad 503 is installed on connecting pad 501, fixed connection between first sealing pad 502, second sealing pad 503 and the connecting pad 501, and first sealing pad 502, second sealing pad 503 sets up for connecting pad 501 symmetry, first sealing pad 502 and connecting pad 501 peg graft in annular clamping groove 4 on disk seat main part 2, seal structure 3 through setting up between the connection structure that sets up between valve seat main part 2, seal structure 5 has guaranteed that the seal structure is good effect has been connected to the valve seat main part 2 with the valve body 1, seal structure and seal structure is connected to the valve seat 2 has guaranteed, seal structure is connected to the effect of guaranteeing and the leak has been guaranteed, seal structure is connected in the valve seat 2.
When the butterfly valve is assembled, the connecting sleeve 301 in the connecting structure 3 is sleeved on the valve seat main body 2, the through holes 304 on the connecting sleeve 301 are aligned with the holes on the valve seat main body 2, then the valve seat main body 2 with the connecting sleeve 301 is connected to the valve body 1, at the moment, the valve seat main body 2 is clamped with the valve body 1, the connecting sleeve 301 is connected with the valve body 1 through the clamping groove 303, meanwhile, the annular inserting strip 302 is inserted on the valve body 1, thus the connection work of the valve seat main body 2 and the valve body 1 is completed, then the valve plate, the valve rod and other structures are assembled, when the butterfly valve is required to be installed in a pipeline, the sealing structure 5 is installed, the connecting pad 501 and the first sealing pad 502 are inserted into the annular clamping groove 4 on the valve seat main body 2, the fixed connection between the sealing structure 5 and the valve seat main body 2 is ensured, and then the butterfly valve is connected, after the butterfly valve is connected, at the moment, under the combined action of the first sealing pad 503 and the second sealing pad 503 in the sealing structure 5, good sealing performance is realized between the butterfly valve and the pipeline, and the use effect is ensured.
The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.
Claims (5)
1. Valve seat for butterfly valve, including valve body (1) and valve seat main part (2), be connected between valve seat main part (2) and valve body (1), its characterized in that: be equipped with connection structure (3) between disk seat main part (2) and valve body (1), and connection structure (3) are including adapter sleeve (301) and annular cutting (302), be connected between annular cutting (302) and adapter sleeve (301), annular cutting (302) are installed on disk seat main part (2), adapter sleeve (301), annular cutting (302) are connected with valve body (1), install seal structure (5) on disk seat main part (2), and seal structure (5) are including connecting pad (501), first sealed pad (502) and second sealed pad (503), first sealed pad (502), second sealed pad (503) are installed on connecting pad (501).
2. A valve seat for a butterfly valve according to claim 1, wherein: the valve body (1) is fixedly connected with a flange plate (6), the flange plate (6) is provided with a mounting hole, and the upper end of the valve body (1) is provided with a top flange.
3. A valve seat for a butterfly valve according to claim 2, wherein: annular clamping grooves (4) are formed in the valve seat main body (2), the sealing structures (5) are arranged in the annular clamping grooves (4), and the sealing structures (5) are distributed on the valve seat main body (2) in an annular array.
4. A valve seat for a butterfly valve according to claim 3, wherein: the connecting structure (3) further comprises a clamping groove (303) and a through hole (304), the connecting sleeve (301) is fixedly connected with the annular cutting (302), the connecting sleeve (301) is sleeved on the valve seat main body (2), the clamping groove (303) is arranged between the annular cutting (302), the annular cutting (302) is spliced with the valve body (1), and the through hole (304) is formed in the connecting sleeve (301) in a penetrating mode.
5. A valve seat for a butterfly valve according to claim 4, wherein: the first sealing gasket (502), the second sealing gasket (503) and the connecting gasket (501) are fixedly connected, the first sealing gasket (502) and the second sealing gasket (503) are symmetrically arranged relative to the connecting gasket (501), and the first sealing gasket (502) and the connecting gasket (501) are inserted into the annular clamping groove (4) on the valve seat main body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321391662.7U CN220151917U (en) | 2023-06-02 | 2023-06-02 | Valve seat for butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321391662.7U CN220151917U (en) | 2023-06-02 | 2023-06-02 | Valve seat for butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151917U true CN220151917U (en) | 2023-12-08 |
Family
ID=89020668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321391662.7U Active CN220151917U (en) | 2023-06-02 | 2023-06-02 | Valve seat for butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151917U (en) |
-
2023
- 2023-06-02 CN CN202321391662.7U patent/CN220151917U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |