CN222502764U - Double-seal ball valve seat structure - Google Patents
Double-seal ball valve seat structure Download PDFInfo
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- CN222502764U CN222502764U CN202421405655.2U CN202421405655U CN222502764U CN 222502764 U CN222502764 U CN 222502764U CN 202421405655 U CN202421405655 U CN 202421405655U CN 222502764 U CN222502764 U CN 222502764U
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- 238000007789 sealing Methods 0.000 claims abstract description 122
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the ball valve field, in particular to a double-seal ball valve seat structure, which solves the problem that the existing valve seat has poor sealing performance and is easy to leak only by means of the joint of the valve seat and a valve core, and currently provides a scheme that the double-seal ball valve seat structure comprises a main valve seat and an auxiliary valve seat, wherein the auxiliary valve seat is arranged on one side of the main valve seat and is integrally formed with the main valve seat, a plurality of mounting holes are formed in the main valve seat, a plurality of mounting holes are annularly arranged, according to the utility model, the first sealing component and the second sealing component are additionally arranged on the two sides of the main valve seat and the auxiliary valve seat respectively, so that the sealing effect of the device can be greatly improved, the sealing plate can be pushed to the auxiliary valve seat when being impacted by water flow, the sealing performance is improved, the second sealing block can be closer to the valve core after the valve core of the ball valve rotates each time, the sealing performance can be improved, and the double sealing and the sealing performance are better.
Description
Technical Field
The utility model relates to the technical field of ball valves, in particular to a valve seat structure of a double-seal ball valve.
Background
The ball valve is defined in the standard GB/T21465-2008 valve terminology as a valve in which a start-stop member (ball) is driven by a valve rod and rotates around the axis of the ball valve. The device can also be used for regulating and controlling fluid, wherein the hard seal V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is particularly suitable for mediums containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the medium on the pipeline, and simultaneously can close any channel to connect the other two channels. The valve should be installed generally horizontally in the pipeline.
The valve seat is a key component in the valve, and the sealing performance of the valve seat directly influences the working reliability and service life of the valve. Therefore, it is necessary to select a valve seat material having good sealing performance and ensure that the valve seat material is installed and debugged correctly, but the existing valve seat has poor sealing performance, and leakage is easy to occur only by means of the adhesion between the valve seat and the valve core.
Disclosure of utility model
The utility model aims to solve the defect that the sealing performance of a valve seat in the prior art is poor, and leakage is easy to occur only by means of the joint of the valve seat and a valve core.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The double-seal ball valve seat structure comprises a main valve seat and an auxiliary valve seat, wherein the auxiliary valve seat is arranged on one side of the main valve seat and is integrally formed with the main valve seat, a plurality of mounting holes are formed in the main valve seat, and the plurality of mounting holes are annularly arranged;
The first sealing assembly is arranged on one side of the auxiliary valve seat and used for improving the sealing performance of the device, the first sealing assembly comprises a sealing plate, the sealing plate is attached to one side, far away from the main valve seat, of the auxiliary valve seat, a first sealing block is fixedly connected to one side of the sealing plate, and the first sealing block is attached to the auxiliary valve seat;
The second seal assembly is arranged on one side of the main valve seat and used for improving the sealing performance of the device, and comprises a second seal block, an annular groove is formed in one side of the main valve seat, and the annular groove is matched with the second seal block.
In one possible design, the first sealing assembly further comprises a plurality of first mounting blocks fixedly connected to one side of the sealing plate, a plurality of first mounting grooves are formed in one side of the auxiliary valve seat, one end of each first mounting block slidingly extends to the inside of each first mounting groove, and one first tension spring is fixedly connected between one end of each first mounting block and one side inner wall of each first mounting groove.
In one possible design, the second sealing assembly further comprises a plurality of second mounting blocks fixedly connected to one side of the second sealing block, a plurality of second mounting grooves are formed in the inner wall of one side of the annular groove, one end of each second mounting block extends to the inside of each second mounting groove, and one second tension spring is fixedly connected between one end of each second mounting block and one side inner wall of each second mounting groove.
In one possible design, a second sealing ring is fixedly connected to one side of the second sealing block, and the second sealing ring is attached to the valve core.
In one possible design, a third inclined groove is formed in one side of the main valve seat, a fourth inclined groove is formed in one side of the second sealing block, and the fourth inclined groove and the third inclined groove are matched with the valve core.
In one possible design, two second arc grooves are formed in one side of the third chute, two first arc grooves are formed in one side of the auxiliary valve seat, two second arc grooves correspond to the two first arc grooves, and two first sealing rings are arranged between the two second arc grooves and the two first arc grooves.
In one possible design, a first chute is provided on one side of the auxiliary valve seat, a second chute is provided on one side of the first sealing block, and both the first chute and the second chute are matched with the valve core.
When the sealing device is used, the auxiliary valve seat and the main valve seat are integrally arranged, the sealing plate and the first sealing block are arranged on one side of the auxiliary valve seat, the sealing plate and the first sealing block are inserted into the first mounting groove through the plurality of first mounting blocks to finish the mounting, the arrangement of the plurality of first tension springs can ensure the mounting stability of the sealing plate and the first sealing block, and the first sealing ring is arranged between the second arc-shaped groove and the first arc-shaped groove, so that the sealing performance of the device can be improved, and the sealing plate is pushed to the auxiliary valve seat when the sealing plate faces to the incoming water direction and is impacted by water flow, so that the sealing performance is improved;
Install the second sealing piece in one side of main disk seat, insert the inside of second mounting groove through a plurality of second mounting blocks to can promote sealed effect through the pulling force of second extension spring, ring channel and second sealing piece cooperation, the sealing performance of device can be promoted in the setting of second sealing washer, and fourth chute, third chute, first chute and second chute can laminate with the ball valve case, and after ball valve case rotates at every turn, can make the second sealing piece press close to the case more, can promote the leakproofness.
The beneficial effects are that:
According to the double-seal ball valve seat structure, the valve core can be sealed through the first seal assembly, so that when water flow impact is received, the seal plate is pushed to the auxiliary valve seat, and the sealing performance is improved;
According to the double-seal ball valve seat structure, the second seal assembly can achieve the effect of improving the sealing performance of the ball valve again, and after each ball valve core rotates, the second seal block can be enabled to be closer to the valve core, so that the sealing performance can be improved;
according to the utility model, the first sealing component and the second sealing component are additionally arranged on the two sides of the main valve seat and the auxiliary valve seat respectively, so that the sealing effect of the device can be greatly improved, the sealing plate can be pushed to the auxiliary valve seat when being impacted by water flow, the sealing performance is improved, the second sealing block can be more close to the valve core after the valve core of the ball valve rotates each time, the sealing performance can be improved, and the double sealing performance is better.
Drawings
FIG. 1 is a schematic three-dimensional structure of a valve seat structure of a double-seal ball valve according to the present utility model;
FIG. 2 is a schematic diagram of a front view of a valve seat structure of a double-seal ball valve according to the present utility model;
FIG. 3 is a schematic diagram of an explosion structure of a first view angle of a sub-valve seat and a first sealing block in a valve seat structure of a double-sealing ball valve according to the present utility model;
FIG. 4 is a schematic diagram of an explosion structure of a secondary valve seat and a second view angle of a first sealing block in a valve seat structure of a double-sealing ball valve according to the present utility model;
fig. 5 is a schematic diagram of a main valve seat and a second sealing block in a valve seat structure of a double-sealing ball valve according to the present utility model.
In the figure, the valve seat comprises a main valve seat body 1, a mounting hole 2, a secondary valve seat body 3, a sealing plate 4, a first inclined groove 5, a first tension spring 6, a first mounting block 7, a first sealing ring 8, a second inclined groove 9, a first sealing block 10, a first sealing block 11, a first mounting groove 12, a first arc-shaped groove 13, a second arc-shaped groove 14, a third inclined groove 15, an annular groove 16, a second sealing block 17, a second tension spring 18, a second mounting block 19, a second mounting groove 20, a second sealing ring 21 and a fourth inclined groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Example 1
Referring to FIGS. 1-5, a double-seal ball valve seat structure is applied to the ball valve field, and comprises a main valve seat 1 and an auxiliary valve seat 3, wherein the auxiliary valve seat 3 is arranged on one side of the main valve seat 1 and is integrally formed with the main valve seat 1, a plurality of mounting holes 2 are formed in the main valve seat 1, and the plurality of mounting holes 2 are annularly arranged;
The first sealing component is arranged on one side of the auxiliary valve seat 3 and is used for improving the sealing performance of the device, the first sealing component comprises a sealing plate 4, the sealing plate 4 is attached to one side of the auxiliary valve seat 3, which is far away from the main valve seat 1, one side of the sealing plate 4 is fixedly connected with a first sealing block 10, the first sealing block 10 is attached to the auxiliary valve seat 3, the first sealing component also comprises a plurality of first mounting blocks 7 which are fixedly connected to one side of the sealing plate 4, one side of the auxiliary valve seat 3 is provided with a plurality of first mounting grooves 11, one end of the first mounting blocks 7 slidingly extends to the inside of the first mounting grooves 11, one end of the first mounting blocks 7 is fixedly connected with the same first tension spring 6 with one side inner wall of the first mounting groove 11, one side of the auxiliary valve seat 3 is provided with a first chute 5, the second chute 9 is arranged on one side of the first sealing block 10, the first chute 5 and the second chute 9 are matched with the valve core for use, the auxiliary valve seat 3 and the main valve seat 1 are integrally arranged, the sealing plate 4 and the first sealing block 10 are arranged on one side of the auxiliary valve seat 3, the installation is completed by inserting a plurality of first installation blocks 7 into the first installation grooves 11, the installation stability of the sealing plate 4 and the first sealing block 10 can be ensured by arranging a plurality of first tension springs 6, and a first sealing ring 8 is arranged between the second arc-shaped groove 13 and the first arc-shaped groove 12, so that the sealing performance of the device can be improved, the sealing plate 4 faces the incoming water direction at the moment, and the sealing plate 4 is pushed to the auxiliary valve seat 3 when being impacted by water flow, so that the sealing performance is improved;
The second seal assembly is arranged on one side of the main valve seat 1 and is used for improving the sealing performance of the device, the second seal assembly comprises a second seal block 16, an annular groove 15 is formed in one side of the main valve seat 1, the annular groove 15 is matched with the second seal block 16, the second seal assembly further comprises a plurality of second installation blocks 18 fixedly connected to one side of the second seal block 16, a plurality of second installation grooves 19 are formed in one side inner wall of the annular groove 15, one end of the second installation blocks 18 extends to the inside of the second installation grooves 19, one end of the second installation blocks 18 and one side inner wall of the second installation grooves 19 are fixedly connected with the same second tension spring 17, one side of the second seal block 16 is fixedly connected with a second seal ring 20, the second seal ring 20 is matched with a valve core, a third chute 14 is formed in one side of the main valve seat 1, a fourth chute 21 is formed in one side of the second seal block 16, the fourth chute 21 and the third chute 14 are matched with the valve core, the second seal block 16 is installed on one side of the main valve seat 1, one side of the second seal block 16 is inserted into the second installation grooves 19 through the plurality of second installation blocks 18, the second tension springs 17 are fixedly connected with one side inner walls of the second installation grooves 19, the same second tension springs 17 can be matched with the second seal blocks 16, the second seal blocks can be matched with the second seal grooves 16, the second seal grooves can be matched with the second seal grooves and the second seal grooves 16, the ball valve seat can rotate tightly, the ball valve can rotate the second seal grooves and can rotate tightly, and can be matched with the second seal grooves and can rotate tightly and can be matched with the second seal grooves and can rotate with the second seal grooves 16 each sealing grooves and can be matched with the sealing grooves 14.
Example 2
Referring to fig. 1-5, on the basis of the embodiment 1, the improvement is that two second arc grooves 13 are formed in one side of a third chute 14, two first arc grooves 12 are formed in one side of a secondary valve seat 3, the two second arc grooves 13 correspond to the two first arc grooves 12, and two first sealing rings 8 are arranged between the two second arc grooves 13 and the two first arc grooves 12.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421405655.2U CN222502764U (en) | 2024-06-19 | 2024-06-19 | Double-seal ball valve seat structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421405655.2U CN222502764U (en) | 2024-06-19 | 2024-06-19 | Double-seal ball valve seat structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222502764U true CN222502764U (en) | 2025-02-18 |
Family
ID=94544159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421405655.2U Active CN222502764U (en) | 2024-06-19 | 2024-06-19 | Double-seal ball valve seat structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222502764U (en) |
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2024
- 2024-06-19 CN CN202421405655.2U patent/CN222502764U/en active Active
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