CN217177577U - Novel cast steel corrugated pipe stop valve - Google Patents
Novel cast steel corrugated pipe stop valve Download PDFInfo
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- CN217177577U CN217177577U CN202220405400.0U CN202220405400U CN217177577U CN 217177577 U CN217177577 U CN 217177577U CN 202220405400 U CN202220405400 U CN 202220405400U CN 217177577 U CN217177577 U CN 217177577U
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Abstract
A novel cast steel corrugated pipe stop valve comprises a valve body, a valve cover and a valve rod, wherein the valve cover is arranged above the valve body, a reinforced sealing component is arranged between the valve cover and the valve body, the reinforced sealing component comprises a reinforced sealing ring, the reinforced sealing ring is provided with a valve cover sealing part and a valve body sealing part, a connecting part is arranged between the valve cover sealing part and the valve body sealing part, an outer ring groove and an inner ring groove are formed between the two sides of the connecting part and the sealing part of the valve body and the sealing part of the valve cover, a sealing ring is arranged in the outer ring groove, a sealing gasket is arranged in the inner ring groove, the valve cover sealing part and the valve body sealing part respectively seal the valve cover and the valve body under the compression of the valve cover and the valve body, through set up between valve gap and valve body and strengthen the sealing washer, strengthen the sealing washer and can effectually utilize valve gap and valve body to its applied pressure come sealed valve gap and valve body, prevent to appear leaking the phenomenon.
Description
Technical Field
The utility model relates to a stop valve technical field, concretely relates to novel cast steel bellows stop valve.
Background
Adopt flat gasket and O type circle to seal to compress tightly valve body and valve gap through the screw, this kind of sealed mode makes the valve in work, and when the screw not hard up back, gap can appear between valve gap and the valve body, and the medium leaks very easily in valve gap and valve body department, causes very serious harm.
Disclosure of Invention
In view of this, the utility model provides a novel cast steel bellows stop valve.
In order to achieve the above object, the utility model provides a following technical scheme:
a novel cast steel corrugated pipe stop valve comprises a valve body, a valve cover and a valve rod, wherein the valve cover is arranged above the valve body, a valve cavity is formed in the valve body, a valve seat is arranged in the valve cavity, a valve core is arranged on the valve seat, one end of the valve rod penetrates through the valve cover and extends into the valve cavity to be connected with the valve core, a reinforced sealing component is arranged between the valve cover and the valve body, the reinforced sealing component comprises a reinforced sealing ring, the reinforced sealing ring is provided with a valve cover sealing part and a valve body sealing part, a connecting part is arranged between the valve cover sealing part and the valve body sealing part, an outer ring groove and an inner ring groove are formed between the two sides of the connecting part and the sealing part of the valve body and the sealing part of the valve cover, the sealing structure is characterized in that a sealing ring is arranged in the outer annular groove, a sealing gasket is arranged in the inner annular groove, and the valve cover sealing part and the valve body sealing part respectively seal the valve cover and the valve body under the compression of the valve cover and the valve body.
Preferably, the reinforced sealing ring is of an integrally formed structure, the cross sections of the valve cover sealing part and the valve body sealing part are both trapezoidal, the cross section of the valve cover sealing part is regular trapezoidal, and the cross section of the valve body sealing part is inverted trapezoidal.
Preferably, a valve cover sealing groove and a valve body sealing groove are respectively formed in the end faces, opposite to the valve body, of the valve cover, one end of the valve cover sealing portion extends into the valve cover sealing groove, one end of the valve body sealing portion extends into the valve body sealing groove, and the side walls of the valve cover sealing groove and the side walls of the valve body sealing groove are arranged corresponding to the shape of the valve cover sealing portion and the shape of the valve body sealing portion.
Preferably, the cross section of the sealing ring is arranged in a circular structure, one side of the valve cover sealing part and one side of the valve body sealing part, which are close to the outer ring groove, are provided with a corresponding valve cover arc-shaped ring groove and a corresponding valve body arc-shaped ring groove, the upper part of the sealing ring extends into the valve cover arc-shaped ring groove, and the lower part of the sealing ring extends into the valve body arc-shaped ring groove.
Preferably, the reinforced sealing assembly further comprises a connecting screw, the connecting screw is arranged on one side, away from the inner annular groove, of the reinforced sealing ring, corresponding screw holes are formed in the valve body and the valve cover, the connecting screw is arranged in the screw holes, and the connecting screw is connected with the valve body and the valve cover.
Preferably, the number of the connecting screws is a plurality of, the connecting screws are arranged at equal intervals, the adjacent connecting screws are arranged in a staggered mode, one of the two adjacent screws extends into the valve body from the valve cover, and the other screw extends into the valve cover from the valve body.
The beneficial effects of the utility model reside in that: the utility model discloses a set up between valve gap and valve body and strengthen the sealing washer, strengthen the sealing washer can effectually utilize valve gap and valve body to seal valve gap and valve body to its applied pressure, prevent to appear leaking the phenomenon to seal gasket and sealing ring that the setting of the inner ring groove of strengthening the sealing washer and outer annular groove and inner ring groove and outer annular groove correspond avoid outside impurity to get into inside the valve body when can preventing inside leakage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged view of a point a in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings.
The utility model provides a following technical scheme:
as shown in attached figures 1-2, the utility model discloses a novel cast steel corrugated pipe stop valve, which comprises a valve body 1, a valve cover 2 and a valve rod 3, wherein the valve cover 2 is arranged above the valve body 1, a valve cavity 4 is formed in the valve body 1, a valve seat 5 is arranged in the valve cavity 4, a valve core 6 is arranged on the valve seat 5, one end of the valve rod 3 extends into the valve cavity 4 through the valve cover 2 and is connected with the valve core 6, a reinforced sealing component is arranged between the valve cover 2 and the valve body 1, the reinforced sealing component comprises a reinforced sealing ring 7, the reinforced sealing ring 7 is provided with a valve cover sealing part 8 and a valve body sealing part 9, a connecting part 10 is arranged between the valve cover sealing part 8 and the valve body sealing part 9, an outer ring groove 11 and an inner ring groove 12 are formed between the two sides of the connecting part 10 and the valve body sealing part 9 and the valve cover sealing part 8, a sealing ring 13 is arranged in the outer ring groove 11, a sealing gasket 14 is arranged in the inner ring groove 12, the valve cover sealing part 8 and the valve body sealing part 9 respectively seal the valve cover 2 and the valve body 1 under the compression of the valve cover 2 and the valve body 1. Specifically, this design is through setting up between valve gap 2 and valve body 1 and strengthening sealing washer 7, strengthens sealing washer 7 and can effectually utilize valve gap 2 and valve body 1 to seal valve gap 2 and valve body 1 to its exerted pressure, prevents to appear leaking the phenomenon to strengthen sealing washer 7's inner ring groove 12 and outer annular groove 11's setting and inner ring groove 12 and outer annular groove 11 in the corresponding seal gasket 14 and the sealing ring 13 can prevent inside leakage and avoid outside impurity to get into inside of valve body 1.
Further, strengthen sealing washer 7 and be the integrated into one piece structure, it is the elastic rubber material to strengthen sealing washer 7, valve gap sealing 8 and valve body sealing 9's cross-section all sets up to trapezoidal, valve gap sealing 8's cross-section is regular trapezoid, valve body sealing 9's cross-section is for falling trapezoidal. Further, set up valve gap seal groove 15 and valve body seal groove 16 on the valve gap 2 and the 1 relative terminal surface of valve body respectively, valve gap seal groove 15 is stretched into to the one end of valve gap sealing 8, valve body seal groove 16 is stretched into to the one end of valve body sealing 9, the lateral wall of valve gap seal groove 15 and valve body seal groove 16 all corresponds the shape setting of valve gap sealing 8 and valve body sealing 9.
Further, the cross section of the sealing ring 13 is a circular structure, one side of the valve cover sealing part 8 and one side of the valve body sealing part 9 close to the outer ring groove 11 are provided with a corresponding valve cover arc-shaped ring groove 17 and a corresponding valve body arc-shaped ring groove 18, the upper part of the sealing ring 13 extends into the valve cover arc-shaped ring groove 17, and the lower part of the sealing ring 13 extends into the valve body arc-shaped ring groove 18. Specifically, through setting up valve gap arc annular 17 and valve body arc annular 18, can carry on spacingly to the position of sealing ring 13 for sealing ring 13 is after the outer annular groove 11 of packing into, under the extrusion of valve gap 2 and valve body 1, and the in-process that takes place deformation can be spacing by the valve gap arc annular 17 and the valve body arc annular 18 at both ends, and the sealing ring 13 that the removal of the sealing ring 13 that avoids appearing causes deviates from outer annular groove 11.
Further, strengthen seal assembly still includes connecting screw 19, connecting screw 19 sets up in the one side of strengthening sealing washer 7 and keeping away from inner ring groove 12, set up corresponding screw 20 on valve body 1 and the valve gap 2, connecting screw 19 sets up in screw 20, connecting screw 19 connects valve body 1 and valve gap 2. Further, the quantity of connecting screw 19 sets up a plurality ofly, the equal interval of connecting screw 19 sets up, crisscross setting between the adjacent connecting screw 19, one of them by valve gap 2 stretching into valve body 1 of two adjacent screws, another stretches into valve gap 2 by valve body 1. Specifically, adjacent connecting screws 19 are arranged in a staggered mode, so that pressure can be applied to the valve cover 2 and the valve body 1 from two directions, the connecting strength between the two is enhanced, and a gap is prevented from being formed by loosening between the valve cover 2 and the valve body 1 caused by loosening of the screw on one side.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a novel cast steel bellows stop valve, includes valve body, valve gap and valve rod, the valve gap sets up in the valve body top, form the valve pocket in the valve body, set up the disk seat in the valve pocket, set up the case on the disk seat, the one end of valve rod runs through the valve gap and stretches into the valve pocket and be connected its characterized in that with the case: the improved valve comprises a valve body, and is characterized in that a reinforcing sealing assembly is arranged between the valve cover and the valve body and comprises a reinforcing sealing ring, the reinforcing sealing ring is provided with a valve cover sealing part and a valve body sealing part, a connecting part is arranged between the valve cover sealing part and the valve body sealing part, an outer annular groove and an inner annular groove are formed between two sides of the connecting part and the valve body sealing part and between the two sides of the connecting part and the valve body sealing part, a sealing ring is arranged in the outer annular groove, a sealing gasket is arranged in the inner annular groove, and the valve cover sealing part and the valve body sealing part respectively seal the valve cover and the valve body under the compression of the valve cover and the valve body.
2. The new cast steel bellows stop valve according to claim 1, characterized in that: the reinforced sealing ring is of an integrally formed structure, the cross sections of the valve cover sealing portion and the valve body sealing portion are both trapezoidal, the cross section of the valve cover sealing portion is regular trapezoidal, and the cross section of the valve body sealing portion is inverted trapezoidal.
3. The new cast steel bellows stop valve according to claim 2, characterized in that: the valve cover is characterized in that a valve cover sealing groove and a valve body sealing groove are respectively formed in the end face, opposite to the valve body, of the valve cover, one end of the valve cover sealing portion extends into the valve cover sealing groove, one end of the valve body sealing portion extends into the valve body sealing groove, and the side walls of the valve cover sealing groove and the valve body sealing groove are arranged corresponding to the shape of the valve cover sealing portion and the shape of the valve body sealing portion.
4. The new cast steel bellows stop valve according to claim 1, characterized in that: the cross section of the sealing ring is of a circular structure, one side, close to the outer ring groove, of the valve cover sealing part and the valve body sealing part is provided with a corresponding valve cover arc-shaped ring groove and a corresponding valve body arc-shaped ring groove, the upper portion of the sealing ring stretches into the valve cover arc-shaped ring groove, and the lower portion of the sealing ring stretches into the valve body arc-shaped ring groove.
5. The new cast steel bellows stop valve according to claim 1, characterized in that: strengthen seal assembly still includes connecting screw, connecting screw sets up the one side of keeping away from the inner ring groove strengthening the sealing washer, set up corresponding screw on valve body and the valve gap, connecting screw sets up in the screw, connecting screw connects valve body and valve gap.
6. The new cast steel bellows stop valve of claim 5, wherein: the quantity of connecting screw sets up a plurality ofly, the equal interval of connecting screw sets up, crisscross setting between the adjacent connecting screw, one of them by the valve gap of two adjacent screws stretches into the valve body, and another stretches into the valve gap by the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220405400.0U CN217177577U (en) | 2022-02-26 | 2022-02-26 | Novel cast steel corrugated pipe stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220405400.0U CN217177577U (en) | 2022-02-26 | 2022-02-26 | Novel cast steel corrugated pipe stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217177577U true CN217177577U (en) | 2022-08-12 |
Family
ID=82739886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220405400.0U Active CN217177577U (en) | 2022-02-26 | 2022-02-26 | Novel cast steel corrugated pipe stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217177577U (en) |
-
2022
- 2022-02-26 CN CN202220405400.0U patent/CN217177577U/en active Active
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