CN213299123U - Sealing washer for natural gas pipeline - Google Patents
Sealing washer for natural gas pipeline Download PDFInfo
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- CN213299123U CN213299123U CN202022051773.6U CN202022051773U CN213299123U CN 213299123 U CN213299123 U CN 213299123U CN 202022051773 U CN202022051773 U CN 202022051773U CN 213299123 U CN213299123 U CN 213299123U
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Abstract
The utility model belongs to a seal ring for natural gas line, including first pipeline and second pipeline, first pipeline with be provided with connection structure between the second pipeline, connection structure mainly includes: fixed cover, sealing member and locking portion, fixed cover sets up first pipeline one end, the sealing member sets up the second pipeline with between the fixed cover, locking portion sets up fixed cover side end face and on the second pipeline, the utility model discloses double-deck seal structure, sealing member have the multistage protrusion excessive, strengthen sealed effect and avoid revealing the gas, effectual improvement security.
Description
Technical Field
The utility model belongs to the technical field of a seal ring, especially, relate to a seal ring for natural gas line.
Background
The natural gas pipeline refers to a pipeline for conveying natural gas (including associated gas produced in oil fields) from a mining place or a processing plant to an urban gas distribution center or an industrial enterprise user, and is also called a gas conveying pipeline. In the overall length of pipelines in the world, natural gas pipelines account for about half, and when being installed, the existing natural gas pipelines are simply wound by raw material tapes and then are screwed and butted, so that the connection mode is too simple, the sealing effect is poor, and the problems are improved in the text.
SUMMERY OF THE UTILITY MODEL
In order to achieve the above object, the present invention adopts the technical scheme that the present invention provides a sealing gasket for a natural gas pipeline, comprising a first pipeline and a second pipeline, wherein a connecting structure is arranged between the first pipeline and the second pipeline;
the connection structure mainly comprises: a fixing sleeve, a sealing part and a locking part;
the fixed sleeve is arranged at one end of the first pipeline, the sealing part is arranged between the second pipeline and the fixed sleeve, and the locking part is arranged on the side end face of the fixed sleeve and the second pipeline.
Preferably, the sealing portion mainly includes: the sealing device comprises an annular groove, an annular butt joint plate, a sealing groove, a sealing gasket and an annular gasket;
the ring channel is opened fixed cover medial surface, the setting of annular buttjunction plate is in second pipeline one end, the seal groove is opened annular buttjunction plate side surface, sealed the pad is placed in the seal groove, the annular pad sets up sealed side end face of filling up just is located in the ring channel.
Preferably, the locking portion mainly includes: the device comprises an external thread sleeve, a top plate, a placing groove, a gasket and an internal thread sleeve;
the external thread sleeve pipe sets up fixed cover side end face, the roof sets up on the second pipeline, the standing groove is opened the external thread sleeve pipe with the relative both ends face of roof, the packing ring is placed in the standing groove, internal thread sleeve pipe activity suit is in on the second pipeline and one end with the external thread sleeve pipe is twisted soon and is connected.
Preferably, the sealing groove and the section of the annular pad are toothed.
Preferably, the sealing gasket is of a C-shaped structure in cross section.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect, and double-deck seal structure, sealed end have the multistage protrusion excessive, strengthen sealed effect and avoid revealing the gas, effectual improvement security.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic structural diagram of a sealing gasket for a natural gas pipeline according to the present embodiment;
fig. 2 is a partially enlarged view of a gasket portion of a sealing gasket for a natural gas pipeline according to the present embodiment;
fig. 3 is a partially enlarged view of a gasket portion of a sealing gasket for a natural gas pipe according to the present embodiment;
in the above figures, 1, a first pipeline; 2. a second conduit; 3. fixing a sleeve; 4. an annular groove; 5. an annular butt plate; 6. a sealing groove; 7. a gasket; 8. an annular pad; 9. an externally threaded sleeve; 10. a top plate; 11. a placement groove; 12. a gasket; 13. internal thread sleeve
Detailed Description
In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.
In the embodiment, as can be seen from fig. 1 to 3 of the specification, the scheme includes a first pipeline 1 and a second pipeline 2, and a connecting structure is arranged between the first pipeline 1 and the second pipeline 2;
the connection structure mainly comprises: a fixed sleeve 3, a sealing part and a locking part;
the fixing sleeve 3 is arranged at one end of the first pipeline 1, the sealing part is arranged between the second pipeline 2 and the fixing sleeve 3, and the locking part is arranged on the end face of the fixing sleeve 3 side and the second pipeline 2;
the sealing part mainly comprises: the sealing structure comprises an annular groove 4, an annular butt plate 5, a sealing groove 6, a sealing gasket 7 and an annular gasket 8;
the annular groove 4 is formed in the end face of the inner side of the fixed sleeve 3, the annular butt plate 5 is arranged at one end of the second pipeline 2, the sealing groove 6 is formed in the side surface of the annular butt plate 5, the sealing gasket 7 is placed in the sealing groove 6, and the annular gasket 8 is arranged on the end face of the side of the sealing gasket 7 and located in the annular groove 4;
the locking portion mainly includes: the external thread bushing 9, the top plate 10, the placing groove 11, the gasket 12 and the internal thread bushing 13;
the external thread sleeve 9 is arranged on the end face of the side of the fixed sleeve 3, the top plate 10 is arranged on the second pipeline 2, the placing groove 11 is formed in two end faces, opposite to the top plate 10, of the external thread sleeve 9, the gasket 12 is placed in the placing groove 11, the internal thread sleeve 13 is movably sleeved on the second pipeline 2, and one end of the internal thread sleeve is connected with the external thread sleeve 9 in a screwing mode;
the section of the sealing groove 6 and the section of the annular gasket 8 are in a tooth shape, and the section of the sealing gasket 7 is in a C-shaped structure.
When in specific use: when the first pipeline 1 is connected with the second pipeline 2, the sealing gasket 7 is placed into the sealing groove 6, the annular butt plate 5 is inserted into the fixing sleeve 3, the annular gasket 8 enters the annular groove 4, then the internal thread sleeve 13 is screwed onto the external thread sleeve 9, the top plate 10 is extruded along with screwing, the gasket 12, the sealing gasket 7 and the annular gasket 8 are pressed between the top plate 10 and the external thread sleeve 9, the butt joint is completed, the connection mode is simple and safe, and the sealing effect is good.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.
Claims (5)
1. A sealing gasket for a natural gas pipeline comprises a first pipeline (1) and a second pipeline (2), and is characterized in that a connecting structure is arranged between the first pipeline (1) and the second pipeline (2);
the connection structure mainly comprises: a fixed sleeve (3), a sealing part and a locking part;
fixed cover (3) set up first pipeline (1) one end, the sealing part sets up second pipeline (2) with between fixed cover (3), locking part sets up fixed cover (3) side end face and on the second pipeline (2).
2. The sealing gasket for a natural gas pipeline according to claim 1, wherein the sealing portion mainly comprises: the sealing device comprises an annular groove (4), an annular butt plate (5), a sealing groove (6), a sealing gasket (7) and an annular gasket (8);
open annular groove (4) fixed cover (3) medial surface, annular buttjunction plate (5) set up second pipeline (2) one end, seal groove (6) are opened annular buttjunction plate (5) side surface, sealed pad (7) are placed in seal groove (6), annular pad (8) set up sealed pad (7) side end face just is located in annular groove (4).
3. The sealing gasket for a natural gas pipeline according to claim 1, wherein the locking portion mainly comprises: the device comprises an external thread sleeve (9), a top plate (10), a placing groove (11), a gasket (12) and an internal thread sleeve (13);
external screw thread sleeve pipe (9) set up fixed cover (3) side end face, roof (10) set up on second pipeline (2), standing groove (11) are opened external screw thread sleeve pipe (9) with the relative both ends face of roof (10), packing ring (12) are placed in standing groove (11), internal screw thread sleeve pipe (13) activity suit is in on second pipeline (2) and one end with external screw thread sleeve pipe (9) are twisted soon and are connected.
4. Sealing gasket for natural gas pipelines according to claim 2, characterized in that the sealing groove (6) and the annular gasket (8) are toothed in section.
5. Sealing gasket for natural gas pipelines, according to claim 2, characterized in that the section of the gasket (7) is of C-shaped configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022051773.6U CN213299123U (en) | 2020-09-18 | 2020-09-18 | Sealing washer for natural gas pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022051773.6U CN213299123U (en) | 2020-09-18 | 2020-09-18 | Sealing washer for natural gas pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213299123U true CN213299123U (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022051773.6U Active CN213299123U (en) | 2020-09-18 | 2020-09-18 | Sealing washer for natural gas pipeline |
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| CN (1) | CN213299123U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776900A (en) * | 2022-05-19 | 2022-07-22 | 禧阅航空技术(上海)有限公司 | Self-locking sealing pipeline connecting device |
-
2020
- 2020-09-18 CN CN202022051773.6U patent/CN213299123U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114776900A (en) * | 2022-05-19 | 2022-07-22 | 禧阅航空技术(上海)有限公司 | Self-locking sealing pipeline connecting device |
| CN114776900B (en) * | 2022-05-19 | 2024-05-24 | 禧阅航空技术(上海)有限公司 | Self-locking sealing pipeline connecting device |
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