CN211738078U - Plug valve capable of automatically cleaning filter screen - Google Patents
Plug valve capable of automatically cleaning filter screen Download PDFInfo
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- CN211738078U CN211738078U CN202020061784.XU CN202020061784U CN211738078U CN 211738078 U CN211738078 U CN 211738078U CN 202020061784 U CN202020061784 U CN 202020061784U CN 211738078 U CN211738078 U CN 211738078U
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Abstract
The utility model relates to the field of valves, in particular to a plug valve capable of automatically cleaning a filter screen, which comprises a valve main body, wherein a valve core is arranged in the valve main body, the utility model discloses under the action of the filter screen in the valve core, impurities in the transported liquid can be filtered, after one end of the filter screen is filtered, an auxiliary connecting rod is rotated, and then the auxiliary connecting rod drives an auxiliary cylinder to rotate, so that after the filter screen rotates, the filter screen rotates to the other end of a valve core hole, at the moment, the impurities filtered on the filter screen can be reversely washed through the flowing of the transported liquid, and after the impurities are washed, the impurities can be continuously filtered through the other side of the filter screen, the filter screen can be washed more conveniently and rapidly by the mode, and unnecessary troubles are reduced; the filter screen can be fixed on the step groove of the auxiliary cylinder through the pressing plate of the main cylinder and the step groove of the auxiliary cylinder, so that when the auxiliary cylinder is rotated, the auxiliary cylinder can drive the filter screen to rotate, and the filter screen is prevented from being separated from the auxiliary cylinder.
Description
Technical Field
The utility model relates to a valve field especially indicates a but plug valve of automatically cleaning filter screen.
Background
Valves are accessories for pipes used to open and close the pipe, control flow direction, regulate and control parameters of the transport medium. Because contain impurity in the liquid of pipeline transportation, all can be equipped with the filter screen in the valve, but after the filter screen used a period, all need clear up, traditional clearance mode is all direct to clear up again after demolising the valve, influences the use of valve easily like this and experiences, and comparatively troublesome when clearing up the filter screen.
SUMMERY OF THE UTILITY MODEL
The utility model provides a but plug valve of automatically cleaning filter screen to comparatively troublesome problem when overcoming the filter screen clearance in the prior art valve.
The utility model adopts the following technical scheme: the utility model provides a but plug valve of automatically cleaning filter screen, includes valve main body 1, install case 2, its characterized in that in the valve main body 1: the valve core 2 comprises a main connecting rod 21, a main cylinder 22, an auxiliary cylinder 23 and a filter screen 26, the main connecting rod 21 is arranged above the main cylinder 22, a valve core hole 221 transversely penetrates through the main cylinder 22, the auxiliary cylinder 23 is nested in the valve core hole 221, wherein the auxiliary cylinder 23 and the main cylinder 22 rotate relatively, a water filtering hole 24 transversely penetrates through the position of the auxiliary cylinder 23 corresponding to the valve core hole 221, a filter screen 26 is arranged on a filter opening 25 at one end of the water filtering hole 24, an auxiliary connecting rod 27 is arranged at one end of the auxiliary cylinder 23 far away from the main connecting rod 21, the bottom of the valve groove 11 of the valve main body 1 is provided with a limiting groove 12 which is inwards concave, a through hole 13 penetrates through the bottom of the limiting groove 12, the auxiliary connecting rod 27 penetrates through the through hole 13, one end of the auxiliary connecting rod 27 close to the auxiliary cylinder 23 is provided with a limiting block 271 protruding outwards, and the limiting block 271 is embedded in the limiting groove 12.
As a further improvement, the edge of the filter opening 25 at one end of the water filtering hole 24 is provided with a step groove 251, the filter net 26 is embedded in the step groove 251, both ends of the valve core hole 221 of the main cylinder 22 are provided with pressing plates 222 protruding inwards, wherein the filter net 26 is arranged between the pressing plate 222 of the main cylinder 22 and the step groove 251 of the auxiliary cylinder 23.
From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages: the utility model discloses under the effect of filter screen 26 in case 2, can filter the impurity in the transportation liquid, after filter screen 26 filters a terminal time, the vice connecting rod 27 of rotation, drive vice cylinder 23 by vice connecting rod 27 again and rotate, make filter screen 26 rotate 180 degrees after, filter screen 26 just rotates to the other end of case hole 221, the impurity of filtering on filter screen 26 can be washed its reversal through the flow of transportation liquid this moment, after washing simultaneously, can continue to filter through the another side of filter screen 26, wash filter screen 26 more convenient and fast through this kind of mode, it is troublesome to reduce unnecessary; the filter screen 26 can be fixed on the stepped groove 251 of the auxiliary cylinder 23 by the pressing plate 222 of the main cylinder 22 and the stepped groove 251 of the auxiliary cylinder 23, so that when the auxiliary cylinder 23 is rotated, the auxiliary cylinder 23 can drive the filter screen 26 to rotate, and the filter screen 26 is prevented from being separated from the auxiliary cylinder 23.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the front cut structure of the present invention.
Fig. 3 is the front cross-sectional structure diagram of the valve body of the present invention.
Fig. 4 is a schematic diagram of the positive subdivision structure of the valve core of the present invention.
Fig. 5 is an enlarged structural diagram of a in fig. 4.
Fig. 6 is an exploded schematic view of the present invention.
Fig. 7 is a schematic view of the three-dimensional exploded structure of the valve core of the present invention.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 to 4, a plug valve capable of self-cleaning a filter screen comprises a valve main body 1, wherein a valve core 2 is installed in the valve main body 1, and the valve core 2 is fixed on the valve main body 1 through a fixing block 3; the valve core 2 comprises a main connecting rod 21, a main cylinder 22, an auxiliary cylinder 23 and a filter screen 26, the main cylinder 22 is embedded in the valve groove 11 in the valve body 1, the main connecting rod 21 is arranged above the main cylinder 22, the main connecting rod 21 passes through the fixing block 3, a valve core hole 221 transversely penetrates through the main cylinder 22, a mounting hole 223 transversely penetrates through one end of the main cylinder 22 far away from the main connecting rod 21, the mounting hole 223 is communicated with the valve core hole 221, the auxiliary cylinder 23 is nested in the valve core hole 221, the auxiliary cylinder 23 and the main cylinder 22 rotate relatively, a water filtering hole 24 transversely penetrates through the position of the auxiliary cylinder 23 corresponding to the valve core hole 221, a filter screen 26 is arranged on a filter opening 25 at one end of the water filtering hole 24, impurities in the transported liquid can be filtered under the action of the filter screen 26, and after the filter screen 26 filters one end, the auxiliary cylinder 23 is rotated, so that after the filter screen 26 rotates 180 degrees, the filter screen 26 rotates to the other end of the valve core hole 221, at the moment, impurities filtered on the filter screen 26 can be washed reversely by the flowing of the transport liquid, and meanwhile, after the washing is finished, the impurities can be continuously filtered through the other surface of the filter screen 26;
as shown in fig. 4 to 7, a stepped groove 251 is formed at an edge of the filtering port 25 at one end of the water filtering hole 24, the filtering net 26 is embedded in the stepped groove 251, pressing plates 222 protruding inwards are respectively arranged at two ends of the valve core hole 221 of the main cylinder 22, wherein the filtering net 26 is arranged between the pressing plate 222 of the main cylinder 22 and the stepped groove 251 of the auxiliary cylinder 23, and the filtering net 26 can be fixed on the stepped groove 251 of the auxiliary cylinder 23 by the pressing plate 222 of the main cylinder 22 and the stepped groove 251 of the auxiliary cylinder 23, so that when the auxiliary cylinder 23 is rotated, the auxiliary cylinder 23 can drive the filtering net 26 to rotate, and the filtering net 26 is prevented from being separated from the auxiliary cylinder 23; an auxiliary connecting rod 27 is arranged at one end of the auxiliary cylinder 23 far away from the main connecting rod 21, and the auxiliary cylinder 23 can be rotated more conveniently under the action of the auxiliary connecting rod 27; the tank bottom of the valve groove 11 of the valve main body 1 is provided with a limiting groove 12 which is inwards concave, a through hole 13 is penetrated through the tank bottom of the limiting groove 12, the auxiliary connecting rod 27 penetrates through the through hole 13, one end of the auxiliary connecting rod 27, which is close to the auxiliary cylinder 23, is provided with a limiting block 271 which protrudes outwards, and the limiting block 271 is embedded into the limiting groove 12.
As shown in fig. 1 to 7, during installation, the filter screen 26 is first inserted into the stepped groove 251 of the secondary cylinder 23, the end of the secondary cylinder 23 away from the secondary connecting rod 27 is aligned with the installation hole 223 from the lower side of the main cylinder 22, the secondary cylinder 23 is inserted into the valve core hole 221, the filter screen 26 is clamped between the pressing plate 222 of the main cylinder 22 and the stepped groove 251 of the secondary cylinder 23, the secondary connecting rod 27 of the secondary cylinder 23 is aligned with the through hole 13 from the valve groove 11 above the valve body 1, then the auxiliary cylinder 23 and the main cylinder 22 are inserted into the valve slot 11, the auxiliary connecting rod 27 is made to pass through the through hole 13 until the limit block 271 is inserted into the limit slot 12, finally, after the center of the fixed block 3 is aligned with the main connecting rod 21 of the main cylinder 22, the fixed block 3 is made to pass through the main connecting rod 21, the fixing block 3 is fixed on the valve body 1 through bolts, so that the main cylinder 22 is fixed in the valve groove 11 of the valve body 1 through the fixing block 3.
As shown in fig. 1 to 7, when in use, the main connecting rod 21 can be rotated, and the main connecting rod 21 drives the main cylinder 22 to rotate, so as to control the on-off of the valve core hole 221 of the main cylinder 22 and the pipeline of the valve body 1, after the filter screen 26 filters for a period of time in the same direction, the auxiliary connecting rod 27 is rotated, and the auxiliary connecting rod 27 drives the auxiliary cylinder 23 to rotate, so that the filter screen 26 rotates 180 degrees, the filter screen 26 rotates to the other end of the valve core hole 221, at this time, the impurities filtered on the filter screen 26 can be reversely flushed by the flow of the transport liquid, the flushing water is not needed, and after the flushing is completed, the filtering can be continuously performed through the other surface of the filter screen 26.
The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (2)
1. The utility model provides a but plug valve of automatically cleaning filter screen, includes the valve main part, install case, its characterized in that in the valve main part: the valve core comprises a main connecting rod, a main cylinder, an auxiliary cylinder and a filter screen, wherein the main connecting rod is arranged above the main cylinder, a valve core hole transversely penetrates through the main cylinder, the auxiliary cylinder is nested in the valve core hole, the auxiliary cylinder and the main cylinder rotate relatively, a water filtering hole transversely penetrates through the position, corresponding to the valve core hole, of the auxiliary cylinder, the filter screen is arranged on a filter opening at one end of the water filtering hole, an auxiliary connecting rod is arranged at one end, far away from the main connecting rod, of the auxiliary cylinder, a limiting groove inwards concave is arranged at the bottom of a valve groove of the valve main body, a through hole penetrates through the bottom of the limiting groove, the auxiliary connecting rod penetrates through the through hole, an outwards convex limiting block is arranged at one end, close to the auxiliary cylinder, of the auxiliary connecting rod, and the.
2. A cock valve of a self-cleaning filtering net according to claim 1, characterized in that: the edge of the filter opening at one end of the water filtering hole is provided with a step groove, the filter screen is embedded into the step groove, two ends of the valve core hole of the main cylinder are both provided with pressing plates protruding inwards, and the filter screen is arranged between the pressing plates of the main cylinder and the step groove of the auxiliary cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020061784.XU CN211738078U (en) | 2020-01-13 | 2020-01-13 | Plug valve capable of automatically cleaning filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020061784.XU CN211738078U (en) | 2020-01-13 | 2020-01-13 | Plug valve capable of automatically cleaning filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211738078U true CN211738078U (en) | 2020-10-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020061784.XU Active CN211738078U (en) | 2020-01-13 | 2020-01-13 | Plug valve capable of automatically cleaning filter screen |
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| Country | Link |
|---|---|
| CN (1) | CN211738078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090961A (en) * | 2023-10-20 | 2023-11-21 | 海澜智云科技有限公司 | Cooling water valve system for steel casting |
-
2020
- 2020-01-13 CN CN202020061784.XU patent/CN211738078U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117090961A (en) * | 2023-10-20 | 2023-11-21 | 海澜智云科技有限公司 | Cooling water valve system for steel casting |
| CN117090961B (en) * | 2023-10-20 | 2024-01-02 | 海澜智云科技有限公司 | Cooling water valve system for steel casting |
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