CN218236467U - A threaded connection subassembly for natural gas transportation - Google Patents
A threaded connection subassembly for natural gas transportation Download PDFInfo
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- CN218236467U CN218236467U CN202222729410.2U CN202222729410U CN218236467U CN 218236467 U CN218236467 U CN 218236467U CN 202222729410 U CN202222729410 U CN 202222729410U CN 218236467 U CN218236467 U CN 218236467U
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- control valve
- natural gas
- threaded connection
- screw thread
- residence
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Abstract
The utility model discloses a threaded connection subassembly for natural gas transportation, including natural gas trunk line and rubber tube of registering one's residence, the fixed control valve that is provided with of natural gas trunk line lower extreme, be provided with installation mechanism between control valve and the rubber tube of registering one's residence, installation mechanism is including installation head, first screw thread, second screw thread, latch, solid fixed ring, card, the fixed installation head that is provided with of rubber tube one end of registering one's residence, first screw thread has been seted up to the inboard lateral wall of installation head, the second screw thread has been seted up to control valve outside surface, installation head outside fixed surface is provided with a plurality of latches, control valve outside fixed surface is provided with solid fixed ring. The utility model discloses excellent in use effect makes through installation mechanism and only needs to screw up like common screw thread between control valve and the rubber tube of registering one's residence like, can accomplish and connect and difficult not hard up to can effectively prevent that the accident from droing between rubber tube of registering one's residence and the control valve.
Description
Technical Field
The utility model relates to a coupling assembling technical field specifically is a threaded connection subassembly for natural gas transportation.
Background
In the natural gas transportation work, need carry out leading-in and the conveying of natural gas, consequently have very high requirement to the coupling assembling of natural gas transportation, common natural gas transportation's coupling assembling design is simple, mainly connects through parts such as flange and bolt, and coupling assembling is not hard up easily and produces revealing of natural gas in long-time the use, especially natural gas line's the part of registering one's residence, natural gas line and cooking utensils and gas heater's junction, the utility model discloses mainly improve to this hookup location, prevent the danger that the gas leaked.
According to the threaded connection assembly for natural gas transportation, when the threaded connection assembly is used, tight connection is carried out on the joint of natural gas transportation equipment through the threaded connection device, then tightness of the joint in natural gas transportation work is further improved through clamping of the clamping groove and the clamping block, and the problems that natural gas leakage and the like are caused due to looseness of the joint caused by long-time use are solved.
But this device is complicated when connecting the step, has integrateed screw thread and flange and has connected the step, still need carry out other joint steps after threaded connection accomplishes, and it is comparatively troublesome to use, consequently lacks a simple structure at present and passes through behind the threaded connection, can prevent the not hard up natural gas transportation threaded connection subassembly of screw thread reversal automatically.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a threaded connection subassembly for natural gas transportation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a threaded connection subassembly for natural gas transportation, includes natural gas trunk line and rubber tube of registering one's residence, the fixed control valve that is provided with of natural gas trunk line lower extreme, be provided with installation mechanism between control valve and the rubber tube of registering one's residence, installation mechanism is including installation head, first screw thread, second screw thread, latch, solid fixed ring, card, the fixed installation head that is provided with of rubber tube one end of registering one's residence, first screw thread has been seted up to the inboard lateral wall of installation head, the second screw thread has been seted up to the control valve outside surface, installation head outside surface uniform fixation is provided with a plurality of latches, control valve outside surface uniform fixation is provided with solid fixed ring, gu fixed ring outside surface uniform fixation is provided with a plurality of cards.
Preferably, a sealing groove is formed in one side of the surface of the control valve, a sealing ring is fixedly arranged on one side of the service hose, and the sealing ring is clamped into the sealing groove to improve the sealing performance of the joint of the service hose and the control valve.
Preferably, the card is elastic material, and elastic plastic material can be selected as required to the card, thereby can be when screwing up each other between installation head and the control valve, the card can contact with the inclined plane of latch each other, thereby can make the card receive the inclined plane extrusion of latch, the bending folding can not hinder and screw up each other between installation head and the control valve, and the card can contact with the inclined plane of latch when becoming flexible after installation head and the control valve are screwed up, the card can form the barb this moment, prevent to rotate to the not hard up direction between installation head and the control valve, only need like ordinary screw thread is screwed up between control valve and the rubber tube of registering one's residence like this, can accomplish and be difficult for becoming flexible, thereby can effectively prevent the rubber tube of registering one's residence and unexpected the coming off between the control valve.
Preferably, the outer side surface of the mounting head is hexagonal, and the mounting head can be conveniently rotated to connect the mounting head with the control valve through the hexagonal mounting head.
Preferably, the inside activity block of control valve is provided with sealed spheroid, the inside runner that is provided with of sealed spheroid, can control opening and shutting of whole runner through sealed spheroid.
Preferably, a knob is movably arranged on one side of the surface of the control valve through a rotating shaft, the rotating shaft where the knob is located is fixedly connected with the sealing ball body, and the sealing ball body can be conveniently selected through the knob.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses when installing head and control valve screw up the rotation, the card can contact with the inclined plane of latch each other, thereby can make the card receive the inclined plane extrusion of latch, crooked folding can not hinder and screw up each other between installation head and the control valve, and after installation head and the control valve screw up, the card can contact with the inclined plane of latch when rotating to not hard up direction, the card can form the barb this moment, prevent to rotate to not hard up direction between installation head and the control valve, so only need screw up like usual screw between control valve and the rubber tube of registering one's residence, can accomplish and connect and be difficult not hard up, thereby can effectively prevent to drop between rubber tube of registering one's residence and the control valve by accident, and it does not have other complicated steps to use comparatively conveniently.
2. The utility model discloses when using, when installation head and control valve are screwed up, can make the sealing washer card go into inside the seal groove, so can improve the leakproofness of rubber tube and control valve junction of registering one's residence to can further improve the result of use of device.
Drawings
Fig. 1 is a schematic view of an overall structure of a threaded connection assembly for natural gas transportation according to the present invention;
fig. 2 is an installation view of the service rubber hose and the control valve of the threaded connection assembly for natural gas transportation according to the present invention;
fig. 3 is an enlarged view of the threaded connection assembly of the present invention at a in fig. 2 for natural gas transportation;
fig. 4 is the utility model relates to a threaded connection subassembly cross-sectional view for natural gas transportation.
In the figure: 1. a natural gas main pipeline; 2. a service rubber tube; 3. a control valve; 4. a mounting head; 5. a first thread; 6. a second thread; 7. clamping teeth; 8. a fixing ring; 9. a card; 10. a sealing groove; 11. a seal ring; 12. sealing the ball body; 13. a flow channel; 14. a knob.
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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a threaded connection subassembly for natural gas transportation, includes natural gas main pipe 1 and rubber tube 2 of registering one's residence, the fixed control valve 3 that is provided with of 1 lower extreme of natural gas main pipe, be provided with installation mechanism between control valve 3 and the rubber tube 2 of registering one's residence, installation mechanism is including installation head 4, first screw thread 5, second screw thread 6, latch 7, solid fixed ring 8, card 9, rubber tube 2 one end of registering one's residence is fixed and is provided with installation head 4, first screw thread 5 has been seted up to the inboard lateral wall of installation head 4, second screw thread 6 has been seted up on the surface in 3 outsides of control valve, 4 outside fixed surface homogeneous phases of installation head are provided with a plurality of latch 7, 3 outside fixed surface phases of control valve are provided with solid fixed ring 8, gu fixed ring 8 outside fixed surface homogeneous phases is provided with a plurality of cards 9.
A sealing groove 10 is formed in one side of the surface of the control valve 3, a sealing ring 11 is fixedly arranged on one side of the service hose 2, and the sealing ring 11 is clamped into the sealing groove 10 to improve the sealing performance of the connection part of the service hose 2 and the control valve 3;
the clamping pieces 9 are made of elastic materials, the clamping pieces 9 can be made of elastic plastic materials as required, so that when the mounting head 4 and the control valve 3 are screwed down, the clamping pieces 9 can be in contact with the inclined surfaces of the clamping teeth 7, the clamping pieces 9 can be extruded by the inclined surfaces of the clamping teeth 7, the mounting head 4 and the control valve 3 are not hindered from being screwed down by bending and folding, and when the mounting head 4 and the control valve 3 are loosened after being screwed down, the clamping pieces 9 can be in contact with the inclined surfaces of the clamping teeth 7, at the moment, the clamping pieces 9 can form barbs, the mounting head 4 and the control valve 3 are prevented from rotating in the loosening direction, so that the control valve 3 and the service hose 2 can be connected and are not easy to loosen just like common threaded tightening, and the service hose 2 and the control valve 3 can be effectively prevented from falling off accidentally;
the outer side surface of the mounting head 4 is hexagonal, and the mounting head 4 can be conveniently rotated to connect the mounting head 4 with the control valve 3 through the hexagonal mounting head 4;
a sealing ball body 12 is movably clamped in the control valve 3, a flow passage 13 is arranged in the sealing ball body 12, and the opening and closing of the whole flow passage 13 can be controlled through the sealing ball body 12;
a knob 14 is movably arranged on one side of the surface of the control valve 3 through a rotating shaft, the rotating shaft where the knob 14 is located is fixedly connected with the sealing ball body 12, and the sealing ball body 12 can be conveniently selected through the knob 14.
The working principle is as follows: when the device is used, the mounting head 4 and the control valve 3 can be screwed to be connected through the first threads 5 and the second threads 6, when the mounting head 4 and the control valve 3 are screwed to rotate, the clamping piece 9 can be in contact with the inclined surface of the clamping tooth 7, so that the clamping piece 9 is extruded by the inclined surface of the clamping tooth 7, bending and folding cannot prevent mutual screwing between the mounting head 4 and the control valve 3, after the mounting head 4 and the control valve 3 are screwed, the clamping piece 9 can be in contact with the inclined surface of the clamping tooth 7 when the clamping piece rotates in the loosening direction, the clamping piece 9 can form a barb, the mounting head 4 and the control valve 3 are prevented from rotating in the loosening direction, so that the connection between the control valve 3 and the service hose 2 can be completed and is not easy to loosen just like common threaded screwing, the service hose 2 and the control valve 3 can be effectively prevented from accidentally falling off, other complicated steps are avoided, when the mounting head 4 and the control valve 3 are screwed, the sealing ring 11 can be clamped into the sealing groove 10, and the sealing performance of the service hose 2 and the control valve 3 can be further improved.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 threaded connection subassembly for natural gas transportation, includes main gas line (1) and service rubber pipe (2), its characterized in that: the fixed control valve (3) that is provided with of natural gas trunk line (1) lower extreme, be provided with installation mechanism between control valve (3) and the rubber tube of registering one's residence (2), installation mechanism is including installation head (4), first screw thread (5), second screw thread (6), latch (7), solid fixed ring (8), card (9), rubber tube of registering one's residence (2) one end is fixed and is provided with installation head (4), first screw thread (5) have been seted up to installation head (4) inboard lateral wall, second screw thread (6) have been seted up on control valve (3) outside surface, installation head (4) outside surface uniform fixation is provided with a plurality of latches (7), control valve (3) outside surface fixed is provided with solid fixed ring (8), gu fixed ring (8) outside surface uniform fixation is provided with a plurality of cards (9).
2. A threaded connection assembly for natural gas transportation according to claim 1, wherein: a sealing groove (10) is formed in one side of the surface of the control valve (3), and a sealing ring (11) is fixedly arranged on one side of the service hose (2).
3. A threaded connection assembly for the transport of natural gas according to claim 1, characterized in that: the card (9) is made of elastic material.
4. A threaded connection assembly for natural gas transportation according to claim 1, wherein: the outer side surface of the mounting head (4) is hexagonal.
5. A threaded connection assembly for the transport of natural gas according to claim 1, characterized in that: the control valve (3) is movably clamped with a sealing ball body (12), and a flow passage (13) is arranged in the sealing ball body (12).
6. A threaded connection assembly for natural gas transportation according to claim 5, wherein: one side of the surface of the control valve (3) is movably provided with a knob (14) through a rotating shaft, and the rotating shaft where the knob (14) is located is fixedly connected with the sealing ball body (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222729410.2U CN218236467U (en) | 2022-10-18 | 2022-10-18 | A threaded connection subassembly for natural gas transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222729410.2U CN218236467U (en) | 2022-10-18 | 2022-10-18 | A threaded connection subassembly for natural gas transportation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218236467U true CN218236467U (en) | 2023-01-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222729410.2U Active CN218236467U (en) | 2022-10-18 | 2022-10-18 | A threaded connection subassembly for natural gas transportation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218236467U (en) |
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2022
- 2022-10-18 CN CN202222729410.2U patent/CN218236467U/en active Active
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