CN216519882U - Pneumatic straight-through valve - Google Patents
Pneumatic straight-through valve Download PDFInfo
- Publication number
- CN216519882U CN216519882U CN202123317974.7U CN202123317974U CN216519882U CN 216519882 U CN216519882 U CN 216519882U CN 202123317974 U CN202123317974 U CN 202123317974U CN 216519882 U CN216519882 U CN 216519882U
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- China
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- push rod
- valve
- valve body
- sealing ring
- nut
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Abstract
The utility model discloses a pneumatic straight-through valve which comprises a valve body, wherein a push rod, a first nut, a first valve cover, a push rod head and a second valve cover are sequentially arranged at two ends of the valve body, and the first valve cover and the second valve cover are connected through a screw and a second nut. The utility model has the beneficial effects that: the pipeline has the advantages of convenient manufacture and installation, direct series connection in the pipeline, adjustment according to the caliber of the pipeline, small occupied space and low cost.
Description
Technical Field
The utility model relates to the technical field of pipeline valves, in particular to a pneumatic straight-through valve.
Background
The existing pneumatic straight-through valve is composed of two parts, so that the occupied space is large, the valve is not easy to install in a small space, and in addition, the connection relationship is complex, the valve is not easy to maintain, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The present invention aims to provide a pneumatic straight-through valve to solve the problems of the background art.
In order to achieve the purpose, the utility model provides the following technical scheme: a pneumatic straight-through valve comprises a valve body, wherein a push rod, a first nut, a first valve cover, a push rod head and a second valve cover are sequentially arranged at two ends of the valve body, and the first valve cover and the second valve cover are connected through a screw and a second nut.
Preferably, the push rod is disposed within the valve body.
Preferably, a first sealing ring is arranged between the push rod and the valve body.
Preferably, a second sealing ring is arranged between the first nut and the push rod.
Preferably, a third sealing ring is arranged between the push rod head and the valve body.
Preferably, a fourth sealing ring is arranged between the push rod head and the valve body.
Preferably, cavity A is formed by the first nut, the first sealing ring, the valve body, the push rod and the second sealing ring, and cavity B is formed by the valve body, the push rod, the third sealing ring, the fourth sealing ring and the push rod head.
Advantageous effects
The pneumatic straight-through valve provided by the utility model is convenient to manufacture and install, can be directly connected in series in a pipeline, can be adjusted according to the caliber of the pipeline, occupies small space and reduces the cost.
Drawings
FIG. 1 is an exploded view of the overall structure of the present invention;
fig. 2 is a schematic cross-sectional view of the overall structure of the present invention.
Reference numerals
1-a valve body, 2-a first nut, 3-a push rod, 4-a push rod head, 5-a second valve cover, 6-a first sealing ring, 7-a second sealing ring, 8-a fourth sealing ring, 9-a third sealing ring, 10-a first valve cover and 11-a second nut.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Examples
As shown in fig. 1-2, a pneumatic straight-through valve comprises a valve body 1, a push rod 3, a first nut 2, a first valve cover 10, a push rod head 4 and a second valve cover 5 are sequentially arranged at two ends of the valve body 1, and the first valve cover 10 and the second valve cover 5 are connected with a second nut 11 through screws.
Preferably, the push rod 3 is disposed within the valve body 1.
Preferably, a first sealing ring 6 is arranged between the push rod 3 and the valve body 1.
Preferably, a second sealing ring 7 is arranged between the first nut 2 and the push rod 3.
Preferably, a third sealing ring 9 is arranged between the push rod head 4 and the valve body 1.
Preferably, a fourth sealing ring 8 is arranged between the push rod head 4 and the valve body 1.
Preferably, the cavity a is composed of the first nut 2, the first seal ring 6, the valve body 1, the push rod 3 and the second seal ring 7, and the cavity B is composed of the valve body 1, the push rod 3, the third seal ring 9, the fourth seal ring 8 and the push rod head 4.
Two ends of the valve body are respectively connected with the valve cover and the valve cover by bolts and nuts, and the middle of the valve body is sealed by a sealing ring; a push rod is arranged in the valve body, the push rod and the valve body are sealed by a sealing ring, a nut is connected with the valve body by threads, and the middle part of the nut is sealed by the sealing ring; the push rod head is connected with the push rod through threads to achieve a driving effect, and the valve body and the push rod head are sealed through the sealing ring, so that the nut, the sealing ring, the valve body, the sealing ring and the push rod head are obtained to be combined to enable gas to be sealed in the valve body cavity, a large sealing cavity is formed, the push rod and the sealing ring are separated into two independent areas in the cavity of the valve body, and the two independent areas are respectively a cavity A formed by the nut, the sealing ring, the valve body, the push rod and the sealing ring and a cavity B formed by the valve body, the push rod, the sealing ring and the push rod head.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall be included in the contents of the present invention within the scope of the protection of the present invention.
Claims (7)
1. A pneumatic straight-through valve, comprising a valve body (1), characterized in that: the valve body (1) both ends are equipped with push rod (3), first nut (2), first valve gap (10), push rod head (4) and second valve gap (5) in proper order, first valve gap (10) with be connected through screw and second nut (11) between second valve gap (5).
2. A pneumatic straight through valve according to claim 1, wherein: the push rod (3) is arranged in the valve body (1).
3. A pneumatic straight through valve according to claim 1, wherein: a first sealing ring (6) is arranged between the push rod (3) and the valve body (1).
4. A pneumatic straight through valve according to claim 1, wherein: and a second sealing ring (7) is arranged between the first nut (2) and the push rod (3).
5. A pneumatic straight through valve according to claim 1, wherein: and a third sealing ring (9) is arranged between the push rod head (4) and the valve body (1).
6. A pneumatic straight through valve according to claim 1, wherein: and a fourth sealing ring (8) is arranged between the push rod head (4) and the valve body (1).
7. A pneumatic straight through valve according to claim 1, wherein: cavity A is constituteed to first nut (2), first sealing washer (6), valve body (1), push rod (3), second sealing washer (7), cavity B is constituteed with push rod head (4) to valve body (1), push rod (3), third sealing washer (9), fourth sealing washer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123317974.7U CN216519882U (en) | 2021-12-27 | 2021-12-27 | Pneumatic straight-through valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123317974.7U CN216519882U (en) | 2021-12-27 | 2021-12-27 | Pneumatic straight-through valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216519882U true CN216519882U (en) | 2022-05-13 |
Family
ID=81503564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123317974.7U Active CN216519882U (en) | 2021-12-27 | 2021-12-27 | Pneumatic straight-through valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216519882U (en) |
-
2021
- 2021-12-27 CN CN202123317974.7U patent/CN216519882U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |