CN212319037U - Sealing element for natural gas pipeline valve - Google Patents
Sealing element for natural gas pipeline valve Download PDFInfo
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- CN212319037U CN212319037U CN202020724296.2U CN202020724296U CN212319037U CN 212319037 U CN212319037 U CN 212319037U CN 202020724296 U CN202020724296 U CN 202020724296U CN 212319037 U CN212319037 U CN 212319037U
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Abstract
The utility model relates to a sealing member technical field just discloses a sealing member for natural gas line valve, including the gate body, gate body and gate switch fixed connection, gate body right-hand member with decorate the shell intercommunication, it is equipped with the shell hole to decorate the shell, shell hole and sealing washer fixed connection, sealing washer and installation pipe fixed connection, installation pipe and connecting pipe intercommunication, connecting pipe and first through-hole intercommunication. This sealing member for natural gas line valve through operation gate switch, to opening and closing of gate body, under the mating reaction through decorating shell, shell hole, sealing washer, installation pipe, seal groove, fixes sealing device is sealed, decorates the shell and be the polyethylene shell, has good toughness, can be in the same place its inseparable with the sealing washer is fixed through the shell hole, increases sealing performance, through the cooperation of pipeline, draw-in groove, connecting pipe, seals the pipeline, has improved sealed effect.
Description
Technical Field
The utility model relates to a sealing member technical field specifically is a sealing member for natural gas line valve.
Background
The sealing member is a material or a part of a part for preventing fluid or solid particles from leaking from an adjacent joint surface and preventing external impurities such as dust, moisture and the like from invading into the interior of machine equipment, and the natural gas pipeline is used for conveying the natural gas, which is the only way for conveying the natural gas on land in large quantities, in the world of pipeline total length, the natural gas pipeline accounts for about half, when the natural gas pipeline is laid, the connection of the pipeline and the valve is a crucial step for laying the natural gas pipeline, if a problem of connection occurs, the sealing piece for the natural gas pipeline valve is difficult to remedy after gas supply in the later period, the flange plate and the bolt are adopted for fastening when the existing natural gas pipeline is connected with the valve, the workload of a worker door is increased, the laying efficiency of the pipeline is seriously influenced, and natural gas leakage is easily caused by damage due to uncertain factors such as environmental factors in the pipeline connection process, so that the sealing piece for the natural gas pipeline valve is needed.
Disclose a pipeline sealing device for natural gas line in chinese patent publication No. CN 209604715U, this pipeline sealing device for natural gas line, on the one hand pass through the draw-in groove joint that snap ring and pipeline body are inside to be seted up through setting up the sealing ring, the effectual sealing ring of having avoided is because the power shift position that receives external world, thereby lead to the phenomenon that the pipeline seal effect is not good and natural gas leaks to take place, the effectual fixed effect and the sealed effect that has strengthened the device, the effectual safety protection effect that has strengthened the device, on the other hand is through setting up first seal ring, second seal ring and third seal ring, triple seal makes sealed effect better, but this kind of mode has very big defect: the sealing ring is used for a long time, and the condition that the pipeline is bonded with the sealing ring can be caused.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a sealing member for natural gas line valve has solved all adopt ring flange and bolt-up when some natural gas line are connected with the valve, has increased the work load of workman's door, has seriously influenced the efficiency of laying of pipeline, easily causes the damage to lead to the natural gas to leak because of some uncertain factors such as environmental factor among the pipe connection process, therefore needs the problem of a sealing member for natural gas line valve.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealing member for natural gas line valve, includes the gate body, gate body and gate switch fixed connection, gate body right-hand member and decoration shell intercommunication, the decoration shell is equipped with the shell hole, shell hole and sealing washer fixed connection, sealing washer and installation pipe fixed connection, installation pipe and connecting pipe intercommunication, connecting pipe and first through-hole intercommunication, connecting pipe and draw-in groove threaded connection, draw-in groove and pipeline fixed connection, the installation pipe with cross filter element fixed connection.
Preferably, the outer surface of the mounting pipe is provided with a sealing groove, the size of the sealing groove is matched with that of the sealing ring, and the sealing ring is a rubber sealing ring.
Preferably, the decorative shell is a polyethylene shell, and the diameter of the shell hole is matched with that of the sealing ring.
Preferably, the outer surface of the connecting pipe is provided with an external thread, the inner surface of the clamping groove is provided with an internal thread, and the external thread is matched with the internal thread.
Preferably, the inner surface of the pipeline is provided with a clamping groove, and the diameter of the pipeline is matched with that of the clamping groove.
Preferably, the pipeline is an aluminum alloy pipeline, a gasket is arranged at one end, close to the gate body, of the decorative shell, and the gasket is a rubber gasket.
(III) advantageous effects
Compared with the prior art, the utility model provides a sealing member for natural gas line valve possesses following beneficial effect:
1. this sealing member for natural gas line valve through operation gate switch, to opening and closing of gate body, under the mating reaction through decorating shell, shell hole, sealing washer, installation pipe, seal groove, fixes sealing device is sealed, decorates the shell and be the polyethylene shell, has good toughness, can be in the same place its inseparable with the sealing washer is fixed through the shell hole, increases sealing performance, through the cooperation of pipeline, draw-in groove, connecting pipe, seals the pipeline, has improved sealed effect.
2. This sealing member for natural gas line valve has seted up the draw-in groove through the pipeline internal surface, and the diameter of pipeline and the diameter looks adaptation of draw-in groove make things convenient for the inseparable intercommunication of pipeline and connecting pipe, and the connecting pipe surface is equipped with the external screw thread, and the internal surface of draw-in groove is equipped with the internal thread, external screw thread and internal thread looks adaptation, the removal direction of pipeline, and the connection that makes the pipeline does not take place the skew.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the sealing ring of the present invention;
fig. 3 is a schematic view of the structure of the connecting pipe of the present invention.
In the figure: 1. a gate switch; 2. a gate body; 3. a decorative shell; 4. a filter element; 5. a pipeline; 6. A shell aperture; 7. a seal ring; 8. installing a pipe; 9. a connecting pipe; 10. a card slot; 11. a first through hole; 12. Sealing the groove.
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.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a sealing member for natural gas line valve, including gate body 2, gate body 2 and gate switch 1 fixed connection, gate switch 1's surface is equipped with the skid resistant course, make people can be more firm hold gate switch 1, avoid operator's hand slip to meet accident, gate body 2 right-hand member and decoration shell 3 intercommunication, decoration shell 3 is equipped with shell hole 6, the diameter of shell hole 6 and gate body 2's diameter looks adaptation, shell hole 6 and sealing washer 7 fixed connection, sealing washer 7 and installation pipe 8 fixed connection, installation pipe 8 and connecting pipe 9 intercommunication, connecting pipe 9 and first through-hole 11 intercommunication, connecting pipe 9 and draw-in groove 10 threaded connection, draw-in groove 10 and pipeline 5 fixed connection, installation pipe 8 and 4 fixed connection of filter core, guarantee the purity of natural gas.
Specifically, in order to seal the device, the outer surface of the installation pipe 8 is provided with a sealing groove 12, the size of the sealing groove 12 is matched with that of the sealing ring 7, the sealing ring 7 is a rubber sealing ring, and the rubber sealing ring has a good sealing effect.
Specifically, in order to prolong the service life of the sealing ring 7, the decorative shell 3 is a polyethylene shell, the diameter of the shell hole 6 is matched with that of the sealing ring 7, and the polyethylene has oxidation resistance, so that the situation that the shell hole 6 is bonded with the sealing ring 7 is not easy to occur even if the polyethylene is used for a long time.
Specifically, in order to guide the movement of the pipeline 5, the outer surface of the connecting pipe 9 is provided with an external thread, the inner surface of the clamping groove 10 is provided with an internal thread, and the external thread is matched with the internal thread, so that the pipeline 5 is not connected in a deviation manner.
Specifically, in order to facilitate the close communication between the pipeline 5 and the connecting pipe 9, a clamping groove 10 is formed in the inner surface of the pipeline 5, and the diameter of the pipeline 5 is matched with the diameter of the clamping groove 10.
Specifically, in order to strengthen the leakproofness of device, it is the aluminum alloy pipeline to have set up pipeline 5, decorates the shell 3 and is provided with the gasket near the one end of gate body 2, and the gasket is the rubber gasket.
When using, the operator holds gate switch 1 with the gate body 2 and opens or close, cooperation through shell hole 6 and sealing washer 7, it is convenient sealed to the device, adopt the polyethylene to make through decorating shell 3, polyethylene has oxidation resistance, even if combine for a long time with sealing washer 7, the condition that can not lead to shell hole 6 and sealing washer 7 to bond together appears yet, the life of sealing washer 7 has been improved, sealing washer 7 is rubber seal, increase sealing performance, cooperation through connecting pipe 9 and draw-in groove 10, the leakproofness of improvement device.
To sum up, the sealing element for the natural gas pipeline valve is characterized in that the gate body 2 is opened and closed by operating the gate switch 1, the decorative shell 3, the shell hole 6, the sealing ring 7, the mounting pipe 8 and the sealing groove 12 are matched to seal and fix the sealing device, the decorative shell 3 is a polyethylene shell and has good toughness, the decorative shell can be tightly fixed with the sealing ring 7 through the shell hole 6 to improve the sealing performance, the pipeline 5 is sealed through the matching of the pipeline 5, the clamping groove 10 and the connecting pipe 9, the sealing effect is improved, the clamping groove 10 is formed in the inner surface of the pipeline 5, the diameter of the pipeline 5 is matched with the diameter of the clamping groove 10, the pipeline 5 is conveniently and tightly communicated with the connecting pipe 9, the outer surface of the connecting pipe 9 is provided with an external thread, the inner surface of the clamping groove 10 is provided with an internal thread, the external thread is matched with the internal thread, so that the connection of the pipe 5 is not deviated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a natural gas line sealing member for valve, includes gate body (2), its characterized in that: gate body (2) and gate switch (1) fixed connection, gate body (2) right-hand member and decoration shell (3) intercommunication, decoration shell (3) are equipped with shell hole (6), shell hole (6) and sealing washer (7) fixed connection, sealing washer (7) and installation pipe (8) fixed connection, installation pipe (8) and connecting pipe (9) intercommunication, connecting pipe (9) and first through-hole (11) intercommunication, connecting pipe (9) and draw-in groove (10) threaded connection, draw-in groove (10) and pipeline (5) fixed connection, installation pipe (8) and filter core (4) fixed connection.
2. The seal for a natural gas line valve according to claim 1, wherein: the outer surface of the mounting pipe (8) is provided with a sealing groove (12), the size of the sealing groove (12) is matched with that of the sealing ring (7), and the sealing ring (7) is a rubber sealing ring.
3. The seal for a natural gas line valve according to claim 1, wherein: the decorative shell (3) is a polyethylene shell, and the diameter of the shell hole (6) is matched with that of the sealing ring (7).
4. The seal for a natural gas line valve according to claim 1, wherein: the outer surface of the connecting pipe (9) is provided with an external thread, the inner surface of the clamping groove (10) is provided with an internal thread, and the external thread is matched with the internal thread.
5. The seal for a natural gas line valve according to claim 1, wherein: the inner surface of the pipeline (5) is provided with a clamping groove (10), and the diameter of the pipeline (5) is matched with that of the clamping groove (10).
6. The seal for a natural gas line valve according to claim 1, wherein: the pipeline (5) is an aluminum alloy pipeline, a gasket is arranged at one end, close to the gate body (2), of the decorative shell (3), and the gasket is a rubber gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020724296.2U CN212319037U (en) | 2020-05-06 | 2020-05-06 | Sealing element for natural gas pipeline valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020724296.2U CN212319037U (en) | 2020-05-06 | 2020-05-06 | Sealing element for natural gas pipeline valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212319037U true CN212319037U (en) | 2021-01-08 |
Family
ID=74024248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020724296.2U Active CN212319037U (en) | 2020-05-06 | 2020-05-06 | Sealing element for natural gas pipeline valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212319037U (en) |
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2020
- 2020-05-06 CN CN202020724296.2U patent/CN212319037U/en active Active
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