CN212203449U

CN212203449U - Natural gas line is safe with preventing leaking connector

Info

Publication number: CN212203449U
Application number: CN202021033146.3U
Authority: CN
Inventors: 唐道林; 吴雅妮; 陈冠玮; 郭建良; 杨凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-12-22
Anticipated expiration: 2030-06-08

Abstract

The utility model provides a natural gas line safety is with preventing leaking connector relates to connector technical field, including output tube and screwed pipe, the right side fixed mounting of output tube has coupling mechanism, and the right side fixed mounting of screwed pipe has the input tube, and the inside fixed mounting of input tube has anti-disengaging mechanism, and the fixed orifices has all been seted up to the upper and lower both sides of screwed pipe. The utility model discloses, press the dead lever to the inside, the dead lever drives the movable plate and removes in the inside of link, make reset spring compression, with the inside of screwed pipe threaded connection at the thread groove of connecting cylinder outer wall, when dead lever and fixed orifices are aligned, screwed pipe and thread groove mesh completely, reset spring drives the dead lever through the movable plate and outwards removes simultaneously, make the dead lever pass the fixed orifices, it is fixed with the connecting cylinder to have the screwed pipe, long-time the use back, the connecting head is corroded, also can not take place the connecting head and be washed out, the condition of revealing takes place, make some leak protection ability of being connected stronger.

Description

Natural gas line is safe with preventing leaking connector

Technical Field

The utility model relates to a connector technical field especially relates to a natural gas line safety is with preventing leaking connector.

Background

Natural gas is a gaseous fossil fuel composed mainly of methane, which is mainly found in oil fields and natural gas fields, and a small amount of natural gas is present in coal seams, and natural gas is buried in underground closed geological structures like crude oil, and some natural gas and crude oil are stored in the same layer, and some natural gas and crude oil exist separately. For natural gas that is stored at the same level as the crude oil, it is produced along with the crude oil. The natural gas is mainly used as fuel and can be used for producing carbon black, chemicals and liquefied petroleum gas.

The natural gas is when carrying user's house from the gas station, need use natural gas line to transport, current natural gas line all is one section, then use the connector to connect, current connector can be fine carry out the pipeline and connect, but the dew that the pipeline has is outdoor, long-time back of using, the connector is corroded easily, normal condition uses no problem, but occasionally, because special case or maintenance, need carry out the gas break, special case has handled the back or has overhauld the back, need carry out the air feed, under this condition, the pressure that the pipeline received suddenly is great, it can be washed away to go out by corroded joint, take place to reveal, it is not strong to lead to current connector to prevent leaking the ability.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, long-time the back of using, the connector is corroded, can not take place yet that the connector is broken away by the rush, takes place the condition of revealing, makes some leak protection ability of being connected stronger.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a natural gas line is safe with preventing leaking connector, includes output tube and screwed pipe, the right side fixed mounting of output tube has coupling mechanism, the right side fixed mounting of screwed pipe has the input tube, the inside fixed mounting of input tube has prevents breaking away from the mechanism, the fixed orifices has all been seted up to the upper and lower both sides of screwed pipe.

The connecting mechanism comprises an insertion pipe, wherein a connecting frame and two connecting frames are fixedly mounted on the two downward sides of the insertion pipe respectively, a reset spring and a movable plate are fixedly mounted on one side of the inner wall of the connecting frame respectively, the movable plate is fixedly mounted on one end of the reset spring, the movable plate is fixedly mounted on the other side of the movable plate, a fixed rod is fixedly mounted on the other side of the movable plate, a connecting cylinder is fixedly mounted on the outer surface of the connecting frame, a threaded groove is formed in the outer surface of the connecting cylinder, and clamping holes are formed in the.

Preferably, the anti-separation mechanism includes the sealing washer, the device groove has been seted up in the left side of sealing washer, four telescopic links of surface equidistance fixed mounting of device inslot wall, two from top to bottom the equal fixed mounting of one end that the telescopic link is relative has the fixed block, controls two the equal fixed mounting of one end that the telescopic link is relative has the arc, four the outside of telescopic link is all twined there is extrusion spring.

Preferably, the center of one side of each of the two opposite sides of the connecting frame is provided with a movement through hole matched with the fixing rod, and the upper side and the lower side of the connecting cylinder are provided with telescopic holes matched with the fixing rods.

Preferably, the diameter of the fixing hole is the same as that of the fixing rod, and the thread on the inner wall of the threaded pipe is engaged with the thread groove, and the threaded pipe is screwed on the outer surface of the thread groove.

Preferably, the size of fixed block and the size phase-match in card hole, the one end welding of extrusion spring is in the inside in device groove, the other end fixed mounting of extrusion spring is close to the surface of arc at the telescopic link.

Preferably, the size of the device groove is matched with the wall thickness of the insertion tube, and the radian of the arc-shaped plate is matched with that of the insertion tube.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the utility model discloses in, press the dead lever to the inside, the dead lever drives the movable plate and removes in the inside of link, make reset spring compression, with the inside of screwed pipe threaded connection at the thread groove of connecting cylinder outer wall, when dead lever and fixed orifices are aligned, screwed pipe and thread groove mesh completely, reset spring drives the dead lever through the movable plate and outwards removes simultaneously, make the dead lever pass the fixed orifices, it is fixed with the connecting cylinder to have the screwed pipe, long-time the use back, the connecting head is corroded, also can not take place the connecting head and be washed out, the condition of revealing takes place, make some leak protection ability of being connected stronger.

2. The utility model discloses in, the screwed pipe is when twisting at the connecting cylinder outer wall, and the intubate inserts in the device groove, makes arc and fixed block remove, and telescopic link and extrusion spring compression are spacing with arc and fixed block, and when card hole and card hole align, the extrusion spring drives the fixed block card and goes into to the card hole, and the extrusion spring makes arc chucking intubate, fixes the intubate, prevents that the intubate from breaking away from the sealing washer, leads to the not good condition of sealed effect.

Drawings

Fig. 1 is a schematic structural view of a leak-proof connector for natural gas pipeline safety according to the present invention;

fig. 2 is a schematic side view of the separation-preventing mechanism of the leakage-preventing connector for natural gas pipeline safety according to the present invention;

fig. 3 is the utility model provides a natural gas line is safe with coupling mechanism inner structure schematic diagram of preventing leaking the connector.

Illustration of the drawings:

1. an output pipe; 2. a threaded pipe; 3. an input tube; 4. a separation prevention mechanism; 401. a seal ring; 402. a device slot; 403. a telescopic rod; 404. a compression spring; 405. a fixed block; 406. an arc-shaped plate; 5. a connecting mechanism; 501. inserting a tube; 502. a connecting cylinder; 503. a thread groove; 504. a connecting frame; 505. a return spring; 506. moving the plate; 507. fixing the rod; 508. a clamping hole; 6. and (7) fixing holes.

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.

Embodiment 1, as shown in fig. 1-3, the utility model provides a natural gas line safety is with preventing leaking connector, including output tube 1 and screwed pipe 2, the right side fixed mounting of output tube 1 has coupling mechanism 5, and the right side fixed mounting of screwed pipe 2 has input tube 3, and the inside fixed mounting of input tube 3 has prevents breaking away from mechanism 4, and fixed orifices 6 have all been seted up to the upper and lower both sides of screwed pipe 2.

The following description will be made specifically of the arrangement and function of the coupling mechanism 5 and the disengagement preventing mechanism 4.

As shown in fig. 3, the connection mechanism 5 includes an insertion tube 501, connection frames 504 are fixedly mounted on both downward sides of the insertion tube 501, return springs 505 are fixedly mounted on one sides of inner walls of the two connection frames 504, moving plates 506 are fixedly mounted on opposite ends of the two return springs 505, fixing rods 507 are fixedly mounted on opposite sides of the two moving plates 506, connection cylinders 502 are fixedly mounted on outer surfaces of the connection frames 504, thread grooves 503 are formed in outer surfaces of the connection cylinders 502, clamp holes 508 are formed in both upper and lower sides of the insertion tube 501, movement through holes matched with the fixing rods 507 are formed in centers of opposite sides of the two connection frames 504, telescopic holes matched with the fixing rods 507 are formed in both upper and lower sides of the connection cylinders 502, the diameter of each fixing hole 6 is the same as that of each fixing rod 507, threads on inner walls of threaded tubes 2 are meshed with the thread grooves 503, and threaded tubes 2 are connected to outer.

The whole connecting mechanism 5 has the effects that the fixed rod 507 is pressed inwards, the fixed rod 507 drives the movable plate 506 to move inside the connecting frame 504, the reset spring 505 is compressed, the threaded pipe 2 is in threaded connection with the inside of the threaded groove 503 on the outer wall of the connecting cylinder 502, when the fixed rod 507 is aligned with the fixed hole 6, the threaded pipe 2 is completely meshed with the threaded groove 503, meanwhile, the reset spring 505 drives the fixed rod 507 to move outwards through the movable plate 506, the fixed rod 507 penetrates through the fixed hole 6, the threaded pipe 2 is fixed with the connecting cylinder 502, after long-time use, the connecting head is corroded, the connecting head cannot be broken, the leakage can be prevented, and the connecting head is high in leakage prevention capacity.

As shown in fig. 2, anti-separation mechanism 4 includes sealing washer 401, device groove 402 has been seted up to sealing washer 401's left side, four telescopic link 403 of surface equidistance fixed mounting of device groove 402 inner wall, the equal fixed mounting of the one end that two upper and lower telescopic link 403 are relative has fixed block 405, the equal fixed mounting of the one end that two telescopic link 403 are relative has arc 406 about, the outside of four telescopic link 403 all twines extrusion spring 404, the size of fixed block 405 and the size phase-match of card hole 508, the one end welding of extrusion spring 404 is in the inside of device groove 402, the other end fixed mounting of extrusion spring 404 is close to the surface of arc 406 at telescopic link 403, the size of device groove 402 and the wall thickness phase-match of intubate 501, the radian of arc.

The effect that its whole anti-disengaging mechanism 4 reached does, screwed pipe 2 is when twisting at the connecting cylinder 502 outer wall, intubate 501 inserts in device groove 402, make arc 406 and fixed block 405 remove, telescopic link 403 and extrusion spring 404 compress, it is spacing with arc 406 and fixed block 405, when card hole 508 aligns with card hole 508, extrusion spring 404 drives fixed block 405 and blocks into card hole 508, extrusion spring 404 makes arc 406 chucking intubate 501, it is fixed to insert pipe 501, prevent that intubate 501 from breaking away from sealing washer 401, lead to the not good condition of sealed effect.

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

1. The utility model provides a natural gas line is safe with preventing leaking connector, includes output tube (1) and screwed pipe (2), its characterized in that: a connecting mechanism (5) is fixedly installed on the right side of the output pipe (1), an input pipe (3) is fixedly installed on the right side of the threaded pipe (2), a separation-preventing mechanism (4) is fixedly installed inside the input pipe (3), and fixing holes (6) are formed in the upper side and the lower side of the threaded pipe (2);

coupling mechanism (5) are including intubate (501), the equal fixed mounting in the downward both sides of intubate (501) has link (504), two the equal fixed mounting in one side of link (504) inner wall has reset spring (505), two the equal fixed mounting in one side that reset spring (505) carried on the back mutually has movable plate (506), two the equal fixed mounting in one side that movable plate (506) carried on the back mutually has dead lever (507), the outer fixed surface of link (504) installs connecting cylinder (502), thread groove (503) have been seted up to the surface of connecting cylinder (502), card hole (508) have all been seted up to the upper and lower both sides of intubate (501).

2. A natural gas line safety is with preventing leaking connector according to claim 1, characterized in that: prevent breaking away from mechanism (4) and include sealing washer (401), device groove (402) have been seted up in the left side of sealing washer (401), four telescopic link (403) of surface equidistance fixed mounting of device groove (402) inner wall, two from top to bottom the equal fixed mounting of the relative one end of telescopic link (403) has fixed block (405), controls two the equal fixed mounting of the relative one end of telescopic link (403) has arc (406), four the outside of telescopic link (403) all twines extrusion spring (404).

3. A natural gas line safety is with preventing leaking connector according to claim 1, characterized in that: the center of one side of each of the two connecting frames (504) opposite to each other is provided with a movement through hole matched with the fixing rod (507), and the upper side and the lower side of the connecting cylinder (502) are provided with telescopic holes matched with the fixing rod (507).

4. A natural gas line safety is with preventing leaking connector according to claim 1, characterized in that: the diameter of the fixing hole (6) is the same as that of the fixing rod (507), the thread of the inner wall of the threaded pipe (2) is meshed with the thread groove (503), and the threaded pipe (2) is in threaded connection with the outer surface of the thread groove (503).

5. A natural gas line safety is with preventing leaking connector according to claim 2, characterized in that: the size of the fixed block (405) is matched with that of the clamping hole (508), one end of the extrusion spring (404) is welded inside the device groove (402), and the other end of the extrusion spring (404) is fixedly installed on the outer surface, close to the arc-shaped plate (406), of the telescopic rod (403).

6. A natural gas line safety is with preventing leaking connector according to claim 2, characterized in that: the size of the device groove (402) is matched with the wall thickness of the insertion pipe (501), and the radian of the arc-shaped plate (406) is matched with the radian of the insertion pipe (501).