CN216742982U - Seabed natural gas explosion-proof valve - Google Patents
Seabed natural gas explosion-proof valve Download PDFInfo
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- CN216742982U CN216742982U CN202122796641.0U CN202122796641U CN216742982U CN 216742982 U CN216742982 U CN 216742982U CN 202122796641 U CN202122796641 U CN 202122796641U CN 216742982 U CN216742982 U CN 216742982U
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Abstract
The utility model relates to a submarine natural gas explosion-proof valve which comprises a valve body, wherein a gas inlet, a first gas outlet and a second gas outlet are formed in the valve body, a first rotating sealing plate corresponding to the first gas outlet, a second rotating sealing plate corresponding to the second gas outlet, a first connecting rod connected with the first rotating sealing plate and a second connecting rod connected with the second rotating sealing plate are arranged in a valve cavity of the valve body; the end parts of the first connecting rod and the second connecting rod are connected with a rotating plate, a servo motor is arranged on the outer side of the valve body, and an output shaft of the servo motor extends into the valve cavity and is connected with the rotating plate; the opening angle of the first rotary sealing plate and the second rotary sealing plate can be controlled by the servo motor through the rotating angle, the air outlet flow is convenient to adjust, moreover, the problem that the air flow in the traditional valve body needs to be guided into the valve core inner gas diversion port is avoided by the structural design of the first rotary sealing plate and the second rotary sealing plate in the valve body, and when the valve body is used for gas diversion, noise can not be generated, and the use is stable.
Description
Technical Field
The utility model relates to the field of valve structures, in particular to a seabed natural gas explosion-proof valve.
Background
The seabed natural gas explosion-proof valve is mainly used at the seabed for the connection and the reposition of redundant personnel of seabed natural gas, present seabed natural gas explosion-proof valve mainly includes the valve body and installs the case in the valve body inside, the size that opens and shuts of gas outlet on the valve body is controlled in the rotation through the case, the inside case of current seabed natural gas explosion-proof valve generally is cylindrical structure, install on the case of cylindrical structure with the air inlet, the gas water conservancy diversion mouth that the gas outlet corresponds, when the case opens and shuts the size at the rotation control gas outlet, the problem of existence is: the gas that the air inlet led into the valve body need run through the gas water conservancy diversion mouth on the case, then derive from the gas outlet, and when the gas velocity of flow is great, the easy drunkenness of gas through gas water conservancy diversion mouth produces sharp-pointed noise, and traditional seabed natural gas explosion-proof valve all has this problem when adopting cylindrical structure case.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a seabed natural gas explosion-proof valve.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
a seabed natural gas explosion-proof valve comprises a valve body, wherein a gas inlet, a first gas outlet and a second gas outlet are formed in the valve body, a first rotating sealing plate corresponding to the first gas outlet, a second rotating sealing plate corresponding to the second gas outlet, a first connecting rod connected with the first rotating sealing plate and a second connecting rod connected with the second rotating sealing plate are arranged in a valve cavity of the valve body;
the end parts of the first connecting rod and the second connecting rod are connected with a rotating plate, a servo motor is arranged on the outer side of the valve body, and an output shaft of the servo motor extends into the valve cavity and is connected with the rotating plate.
Further, first rotating seal plate and second rotating seal plate are the arc, and the lateral surface of first rotating seal plate and second rotating seal plate is laminated with the inner wall of valve body.
Further, the outer side surfaces of the first rotating sealing plate and the second rotating sealing plate are coated with rubber layers.
Further, the size of first rotating seal plate is greater than the size of first gas outlet, and the size of second rotating seal plate is greater than the size of second gas outlet.
Further, the cross-section of the valve body is circular.
Furthermore, a sealing flange is arranged at the joint of the output shaft of the servo motor and the valve body.
Furthermore, the gas inlet is hermetically connected with the natural gas supply main pipe, the first gas outlet is hermetically connected with the first natural gas supply branch pipe, and the second gas outlet is hermetically connected with the second natural gas supply branch pipe.
The utility model has the beneficial effects that: a first rotary sealing plate corresponding to the first air outlet, a second rotary sealing plate corresponding to the second air outlet, a first connecting rod connected with the first rotary sealing plate and a second connecting rod connected with the second rotary sealing plate are arranged in a valve cavity of the valve structure; the end parts of the first connecting rod and the second connecting rod are connected with a rotating plate, the outer side of the valve body is provided with a servo motor, the output shaft of the servo motor extends into the valve cavity and is connected with the rotating plate, when the valve body is used, the servo motor drives the first rotary sealing plate and the second rotary sealing plate to rotate together through the rotary plate, after the first air outlet and the second air outlet are opened, the natural gas led into the valve cavity from the gas inlet directly enters the first gas outlet and the second gas outlet, the servo motor can control the opening angles of the first rotary sealing plate and the second rotary sealing plate through the rotation angle, the gas outlet flow is convenient to adjust, in addition, the structural design of the first rotary sealing plate and the second rotary sealing plate inside the valve body avoids the problem that the air flow inside the traditional valve body needs to be guided into the gas diversion port inside the valve core, and when the valve body conducts gas diversion, noise cannot be generated, and the valve body is stable to use.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the present invention with the first and second outlets half open;
FIG. 3 is a schematic structural view of the first outlet and the second outlet when fully open.
Detailed Description
As shown in fig. 1 to 3, the subsea natural gas explosion-proof valve comprises a valve body 1, wherein the valve body 1 is provided with a gas inlet 2, a first gas outlet 3 and a second gas outlet 4, a valve cavity 5 of the valve body 1 is internally provided with a first rotary sealing plate 6 corresponding to the first gas outlet 3, a second rotary sealing plate 7 corresponding to the second gas outlet 4, a first connecting rod 8 connected with the first rotary sealing plate 6 and a second connecting rod 9 connected with the second rotary sealing plate 7;
the end parts of the first connecting rod 8 and the second connecting rod 9 are connected with a rotating plate 10, a servo motor is arranged on the outer side of the valve body 1, and an output shaft of the servo motor extends into the valve cavity and is connected with the rotating plate 10.
Wherein, first rotating seal plate 6 and second rotating seal plate 7 are the arc, and the lateral surface of first rotating seal plate 6 and second rotating seal plate 7 laminates with the inner wall of valve body 1.
The outer side surfaces of the first rotary sealing plate 6 and the second rotary sealing plate 7 are coated with rubber layers. The size of the first rotary sealing plate 6 is larger than that of the first air outlet 3, and the size of the second rotary sealing plate 7 is larger than that of the second air outlet 4.
Further, the cross section of the valve body 1 is circular. And a sealing flange is arranged at the joint of the output shaft of the servo motor and the valve body 1. The gas inlet 2 is hermetically connected with a natural gas supply main pipe, the first gas outlet 3 is hermetically connected with a first natural gas supply branch pipe, and the second gas outlet 4 is hermetically connected with a second natural gas supply branch pipe.
In summary, a first rotary sealing plate 6 corresponding to the first air outlet 3, a second rotary sealing plate 7 corresponding to the second air outlet 4, a first connecting rod 8 connected with the first rotary sealing plate 6, and a second connecting rod 9 connected with the second rotary sealing plate 7 are arranged in the valve cavity 5 of the valve structure; the end parts of the first connecting rod 8 and the second connecting rod 9 are connected with a rotating plate 10, a servo motor is arranged on the outer side of the valve body 1, an output shaft of the servo motor extends into the valve cavity and is connected with the rotating plate 10, when the valve body is used, the servo motor drives the first rotating sealing plate 6 and the second rotating sealing plate 7 to rotate together through the rotating plate 10, after the first air outlet 3 and the second air outlet 4 are opened, natural gas introduced into the valve cavity 5 from the air inlet 2 directly enters the first air outlet 3 and the second air outlet 4, the servo motor can control the opening angles of the first rotating sealing plate 6 and the second rotating sealing plate 7 through the rotating angle, the air outlet flow is convenient to adjust, in addition, the structural design of the first rotating sealing plate 6 and the second rotating sealing plate 7 in the valve body avoids the problem that air flow in the traditional valve body needs to be introduced into an air guide port in the valve core, when the valve body carries out gas diversion, the noise is not generated, and the use is stable.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A seabed natural gas explosion-proof valve comprises a valve body, wherein a gas inlet, a first gas outlet and a second gas outlet are arranged on the valve body, and the seabed natural gas explosion-proof valve is characterized in that a first rotating sealing plate corresponding to the first gas outlet, a second rotating sealing plate corresponding to the second gas outlet, a first connecting rod connected with the first rotating sealing plate and a second connecting rod connected with the second rotating sealing plate are arranged in a valve cavity of the valve body;
the end parts of the first connecting rod and the second connecting rod are connected with a rotating plate, a servo motor is arranged on the outer side of the valve body, and an output shaft of the servo motor extends into the valve cavity and is connected with the rotating plate.
2. The explosion-proof valve of natural gas in seabed as claimed in claim 1, wherein the first rotary sealing plate and the second rotary sealing plate are arc-shaped, and the outer side surfaces of the first rotary sealing plate and the second rotary sealing plate are attached to the inner wall of the valve body.
3. The subsea natural gas explosion-proof valve according to claim 2, wherein the outer side surfaces of the first rotary sealing plate and the second rotary sealing plate are covered with a rubber layer.
4. The subsea natural gas explosion-proof valve of claim 2, wherein the size of the first rotary sealing plate is larger than that of the first gas outlet port, and the size of the second rotary sealing plate is larger than that of the second gas outlet port.
5. The subsea natural gas explosion-proof valve of claim 2, wherein the valve body is circular in cross-section.
6. The subsea natural gas explosion-proof valve according to claim 2, wherein a sealing flange is installed at the connection between the output shaft of the servo motor and the valve body.
7. The subsea natural gas explosion-proof valve according to claim 2, wherein the gas inlet is hermetically connected to a natural gas supply main pipe, the first gas outlet is hermetically connected to a first natural gas supply branch pipe, and the second gas outlet is hermetically connected to a second natural gas supply branch pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122796641.0U CN216742982U (en) | 2021-11-16 | 2021-11-16 | Seabed natural gas explosion-proof valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122796641.0U CN216742982U (en) | 2021-11-16 | 2021-11-16 | Seabed natural gas explosion-proof valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216742982U true CN216742982U (en) | 2022-06-14 |
Family
ID=81928857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122796641.0U Active CN216742982U (en) | 2021-11-16 | 2021-11-16 | Seabed natural gas explosion-proof valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216742982U (en) |
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2021
- 2021-11-16 CN CN202122796641.0U patent/CN216742982U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 315800 No. 1, building 1, No. 18, Nanhai Road, Xinqi street, Beilun District, Ningbo City, Zhejiang Province Patentee after: Ningbo Funing Machinery Co.,Ltd. Address before: 315800 No. 1, building 1, No. 18, Nanhai Road, Xinqi street, Beilun District, Ningbo City, Zhejiang Province Patentee before: Ningbo fosway Machinery Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |