CN215635018U - Valve rod for cleanable stop valve - Google Patents
Valve rod for cleanable stop valve Download PDFInfo
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- CN215635018U CN215635018U CN202122141464.2U CN202122141464U CN215635018U CN 215635018 U CN215635018 U CN 215635018U CN 202122141464 U CN202122141464 U CN 202122141464U CN 215635018 U CN215635018 U CN 215635018U
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- valve
- sealing ring
- rod
- valve clack
- clack
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Abstract
The utility model relates to a valve rod for a cleanable stop valve, which comprises a rod body, a valve clack, an elastic pad and a sealing ring assembly, wherein one end of the rod body is provided with external threads, the other end of the rod body is provided with a chuck, the valve clack is provided with a clamping groove, the rod body is detachably connected with the valve clack through the clamping groove, the elastic pad is arranged between the valve clack and the chuck, one surface of the valve clack, facing the rod body, is provided with a sealing groove, the sealing ring assembly is fixed on the valve clack through the sealing groove, and the sealing ring assembly is provided with more than two sealing rings. The utility model aims to design a valve rod for a cleanable stop valve, wherein a liquid inlet and a liquid outlet in the stop valve are simultaneously sealed through a sealing ring assembly on a valve clack, so as to provide conditions for discharging precipitated impurities in the stop valve, thereby blocking liquid media from flowing out when the interior of the valve is cleaned, and avoiding safety accidents.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a valve rod of a stop valve capable of being cleaned.
Background
The stop valve belongs to a forced sealing type valve, pressure is applied to a valve clack through a valve rod in the stop valve, liquid media at two ends of the stop valve are separated through a forced sealing surface to achieve the effect of stopping, and the valve is suitable for being used for cutting or adjusting and throttling.
The valve clack below of stop valve that uses on the market very easily produces impurity, can block up the stop valve when impurity piles up a quantitative, need demolish the stop valve after maintaining cleanly, its mode is too loaded down with trivial details and maintenance cost is high, partial stop valve is equipped with the transfer tank between inlet, the liquid outlet, the valve gap that can directly open the correspondence directly clears up transfer tank internal impurity, but need take out the liquid medium in the whole stop valve away, otherwise lead to the corrosive liquid medium of partial area to leak easily, cause the emergence of incident.
Disclosure of Invention
In order to overcome the defects of the background art, the utility model aims to design the valve rod for the cleanable stop valve, the liquid inlet and the liquid outlet in the stop valve are simultaneously sealed through the sealing ring assembly on the valve clack, and conditions are provided for discharging impurities precipitated in the stop valve, so that when the interior of the valve is cleaned, liquid media are prevented from flowing out, and safety accidents are avoided.
The technical scheme adopted by the utility model is as follows: the utility model provides a valve rod for stop valve that can clear up, includes the body of rod, valve clack, cushion and sealing washer subassembly, the one end of the body of rod is equipped with the external screw thread, and its other end is equipped with the chuck, be equipped with the draw-in groove on the valve clack, the body of rod passes through draw-in groove and the detachable connection of valve clack, the cushion is installed between valve clack and chuck, the valve clack is equipped with the seal groove towards the one side of the body of rod, the sealing washer subassembly passes through the seal groove to be fixed on the valve clack, be equipped with the closed ring more than two on the sealing washer subassembly.
Further, be equipped with the stopper on the chuck, be equipped with on the draw-in groove with stopper assorted spacing groove, when the chuck is connected with the valve clack, the stopper card is at the spacing inslot.
Furthermore, a threaded hole is formed in the valve clack, a connecting hole corresponding to the thread is formed in the chuck, and the rod body is connected with the valve clack in a threaded connection mode through the connecting hole.
Furthermore, the elastic pad is provided with a lug matched with the limiting groove, and when the valve clack is connected with the elastic pad, the lug is clamped in the limiting groove.
Adopt above-mentioned technical scheme, the chuck, the cushion passes through spacing groove directional installation in the valve clack, make the connecting hole corresponding with the position of screw hole, reduce the process that needs to correct the hole site at the installation, thereby make things convenient for the fixed improvement installation effectiveness of screw, be equipped with inlet and liquid outlet on the stop valve, the body of rod is when fixing in the stop valve, the effect through the external screw thread makes the body of rod can reciprocate in the stop valve, shift up to the inlet when the valve clack, during liquid outlet department, with the inlet through the sealing washer subassembly, the liquid outlet is sealed simultaneously, thereby realize when clearing up the valve is inside, hinder the liquid medium and flow, avoid the emergence of incident.
The utility model is further provided that the sealing ring assembly comprises an outer sealing ring and an inner sealing ring, more than two sealing strips are arranged between the outer sealing ring and the inner sealing ring, and the outer sealing ring, the inner sealing ring and the sealing strips form more than two closed rings.
Furthermore, four sealing strips are arranged between the outer sealing ring and the inner sealing ring, and the outer sealing ring, the inner sealing ring and the sealing strips form four closed rings.
Furthermore, one side of the rod body is provided with a rotating handle.
Adopt above-mentioned technical scheme, the sealing washer subassembly is integrated into one piece, and outer sealing washer, interior sealing washer and two adjacent sealing strips form an inclosed closed ring, and when the stop valve was closed for the position of inlet and liquid outlet is in two closed rings, avoids circulating between inlet and the liquid outlet, thereby realizes the function of stop valve, and overall structure is simple and convenient operation.
The embodiments of the present invention will be further described with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a front view of the seal ring assembly 4 of the present invention;
FIG. 4 is a bottom view of the valve flap 2 of the present invention;
FIG. 5 is a schematic view of the present invention in the configuration of a shut-off valve 8;
Detailed Description
As shown in fig. 1-5, a valve rod for stop valve that can clear up, including the body of rod 1, valve clack 2, cushion 3 and sealing washer subassembly 4, the one end of the body of rod 1 is equipped with external screw thread 11, and its other end is equipped with chuck 12, be equipped with draw-in groove 21 on the valve clack 2, the body of rod 1 passes through draw-in groove 21 and is connected with the valve clack 2 is detachable, cushion 3 installs between valve clack 2 and chuck 12, valve clack 2 is equipped with seal groove 22 in the one side of the body of rod 1, sealing washer subassembly 4 passes through seal groove 22 to be fixed on valve clack 2, be equipped with more than two closed ring 41 on the sealing washer subassembly 4. Further, be equipped with stopper 13 on the chuck 12, be equipped with on the draw-in groove 21 with stopper 13 assorted spacing groove 24, when chuck 12 is connected with valve clack 2, stopper 13 card is in spacing groove 24. Further, be equipped with screw hole 25 on the valve clack 2, be equipped with on the chuck 12 with the corresponding connecting hole 15 of screw thread, the body of rod 1 is connected with valve clack 2 through connecting hole 15 with threaded connection's mode. Furthermore, the elastic pad 3 is provided with a bump 31 matched with the limit groove 24, and when the valve clack 2 is connected with the elastic pad 3, the bump 31 is clamped in the limit groove 24.
Chuck 12, cushion 3 is installed in valve clack 2 through spacing groove 24 orientation, make connecting hole 15 corresponding with the position of screw hole 25, reduce the process that needs to correct the hole site at the installation, thereby make things convenient for the fixed improvement installation effectiveness of screw, be equipped with inlet 81 and liquid outlet 82 on the stop valve 8, the body of rod 1 is when fixing in stop valve 8, make the body of rod 1 reciprocate in stop valve 8 through the effect of external screw thread 11, shift up to inlet 81 when valve clack 2, when liquid outlet 82 locates, through sealing washer subassembly 4 with inlet 81, liquid outlet 82 is sealed, thereby realize when clearing up the valve is inside, hinder the liquid medium and flow, avoid the emergence of incident.
The sealing ring assembly 4 comprises an outer sealing ring 42 and an inner sealing ring 43, more than two sealing strips 45 are arranged between the outer sealing ring 42 and the inner sealing ring 43, and more than two sealing rings 41 are formed by the outer sealing ring 42, the inner sealing ring 43 and the sealing strips 45. Furthermore, four sealing strips 45 are arranged between the outer sealing ring 42 and the inner sealing ring 43, and the outer sealing ring 42, the inner sealing ring 43 and the sealing strips 45 form four closed rings 41. Furthermore, one side of the rod body 1 is provided with a rotating handle 7.
The skilled person should understand that: although the utility model has been described in terms of the above specific embodiments, the inventive concept is not limited thereto and any modification applying the inventive concept is intended to be included within the scope of the patent claims.
Claims (7)
1. The utility model provides a valve rod for stop valve that can clear up, a serial communication port, includes the body of rod, valve clack, cushion and sealing washer subassembly, the one end of the body of rod is equipped with the external screw thread, and its other end is equipped with the chuck, be equipped with the draw-in groove on the valve clack, the body of rod passes through the draw-in groove and is connected with the valve clack is detachable, the cushion is installed between valve clack and chuck, the valve clack is equipped with the seal groove towards one side of the body of rod, the sealing washer subassembly passes through the seal groove to be fixed on the valve clack, be equipped with the closed ring more than two on the sealing washer subassembly.
2. A valve stem for a cleanable shut-off valve according to claim 1 wherein: be equipped with the stopper on the chuck, be equipped with on the draw-in groove with stopper assorted spacing groove, when the chuck is connected with the valve clack, the stopper card is at the spacing inslot.
3. A valve stem for a cleanable shut-off valve according to claim 1 or 2, wherein: the valve clack is provided with a threaded hole, the chuck is provided with a connecting hole corresponding to the thread, and the rod body is connected with the valve clack in a threaded connection mode through the connecting hole.
4. A valve stem for a cleanable shut-off valve according to claim 3 wherein: the elastic pad is provided with a lug matched with the limiting groove, and when the valve clack is connected with the elastic pad, the lug is clamped in the limiting groove.
5. A valve stem for a cleanable shut-off valve according to claim 1 wherein: the sealing ring assembly comprises an outer sealing ring and an inner sealing ring, more than two sealing strips are arranged between the outer sealing ring and the inner sealing ring, and the outer sealing ring, the inner sealing ring and the sealing strips form more than two sealing rings.
6. A valve stem for a cleanable shut-off valve according to claim 5 wherein: four sealing strips are arranged between the outer sealing ring and the inner sealing ring, and the outer sealing ring, the inner sealing ring and the sealing strips form four closed rings.
7. A valve stem for a cleanable shut-off valve according to claim 1 wherein: one side of the rod body is provided with a rotating handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122141464.2U CN215635018U (en) | 2021-09-06 | 2021-09-06 | Valve rod for cleanable stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122141464.2U CN215635018U (en) | 2021-09-06 | 2021-09-06 | Valve rod for cleanable stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215635018U true CN215635018U (en) | 2022-01-25 |
Family
ID=79910784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122141464.2U Active CN215635018U (en) | 2021-09-06 | 2021-09-06 | Valve rod for cleanable stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215635018U (en) |
-
2021
- 2021-09-06 CN CN202122141464.2U patent/CN215635018U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |