CN211693874U

CN211693874U - Pipeline connecting device for gas pipeline

Info

Publication number: CN211693874U
Application number: CN202020156464.2U
Authority: CN
Inventors: 苏宇; 郝宏伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-09
Filing date: 2020-02-09
Publication date: 2020-10-16
Anticipated expiration: 2030-02-09

Abstract

The utility model belongs to the technical field of pipeline connecting device, especially, be a pipeline connecting device for gas pipeline, including main pipe, connecting piece, internal thread and external screw thread, the connecting piece sets up in the main pipe side, the connecting piece other end is provided with the auxiliary pipe, the main pipe surface is provided with the external screw thread, the external screw thread is total two sets of, and set up respectively on main pipe and auxiliary pipe surface, the connecting piece inner wall is provided with the internal thread, the main pipe passes through internal thread and external screw thread threaded connection with the connecting piece, the auxiliary pipe passes through internal thread and external screw thread threaded connection with the connecting piece; the utility model discloses, through setting up first sealed pad and the sealed pad of second, when people need seal after being connected with the auxiliary pipe to being responsible for, people only need to be loaded first sealed shell and the sealed shell of second that fills up of first sealed pad and second and carry out the closure can, avoid the device to take place to leak at the in-process of transmission gas, improved the device's practicality.

Description

Pipeline connecting device for gas pipeline

Technical Field

The utility model belongs to the technical field of the pipe connection device, concretely relates to pipe connection device for gas pipeline.

Background

The gas is the general name of gas fuel, it can burn and give off heat, for urban residents and industrial enterprises to use, and the gas pipeline is the medium of transporting the gas, all can use in mill and family, stand-by attention of people, can cause some problem of security to be puzzled also all the time at the same time, the present pipeline connecting device for gas pipeline still has some weak points, the present gas pipeline union piece is the place that the gas leaks easily to take place with the junction of pipeline, but the prior art still has the problem that can't effectively avoid taking place to leak, in order to solve above problem, we have proposed following device.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a pipe connection device for gas pipeline has simple structure, the simple operation to have the characteristics of facilitate the use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pipeline connecting device for gas pipeline, is including being responsible for, connecting piece, internal thread and external screw thread, the connecting piece sets up in the side of being responsible for, the connecting piece other end is provided with the auxiliary pipe, it is provided with the external screw thread to be responsible for the surface, the external screw thread is total two sets of to set up respectively and be responsible for and the auxiliary pipe surface, the connecting piece inner wall is provided with the internal thread, be responsible for and pass through internal thread and external screw thread threaded connection with the connecting piece, the auxiliary pipe passes through internal thread and external screw thread threaded connection with the connecting piece, connecting piece surface overlap joint has first sealed shell, first sealed shell side fixedly connected with has the hinge, the other end fixedly.

Preferably, the first sealing gasket is fixedly connected to the inside of the first sealing shell, the second sealing gasket is fixedly connected to the inside of the second sealing shell, and the first sealing gasket and the second sealing gasket are made of natural rubber.

Preferably, fixed surface is connected with first connecting block on the first sealed shell, fixed surface is connected with the second connecting block on the second sealed shell, the draw-in groove has been seted up on first sealed shell surface, the draw-in groove is total two to the symmetry sets up on first connecting block surface, fixed surface of second connecting block is connected with the fixture block, the fixture block is total two to the joint is in two draw-in grooves respectively, the inside spacing subassembly that is provided with of first connecting block.

Preferably, the limiting assembly comprises a first limiting groove, the first limiting groove is formed in the first connecting block, a first limiting rod is arranged in the first limiting groove in a penetrating mode, the surface of the first limiting rod is fixedly connected with a first limiting block, a first spring is sleeved on the surface of the first limiting rod, a first conical block is fixedly connected to the lower end of the first limiting rod, and a second limiting groove is formed in the first connecting block.

Preferably, the second limiting groove is communicated with the first limiting groove, a second limiting rod is arranged in the second limiting groove in a penetrating mode, a second limiting block is fixedly connected to the surface of the second limiting rod, a second spring is sleeved on the surface of the second limiting rod, a second conical block is fixedly connected to one end of the second limiting rod and matched with the first conical block, a positioning groove is formed in the surface of the clamping block, and the other end of the second limiting rod is clamped in the positioning groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses, through setting up first sealed pad and second sealed pad, when people need seal after connecting the person in charge with the auxiliary pipe, people only need to carry on the first sealed shell and the second sealed shell that load first sealed pad and second sealed pad to close can, avoid the device to leak in the process of transmitting the gas, improve the practicality of the device, through setting up spacing subassembly, when people need to close first sealed shell and second sealed shell, people only need to drive the first gag lever post to move simultaneously through pulling the handle, thereby guarantee that first taper block and second taper block separate, under the cooperation of second spring, thereby drive the second gag lever post to move in the second gag lever post, guarantee that fixture block and draw-in groove joint each other, then loosen the handle, under the effect of first spring, can promote first gag lever post downwards, thereby can promote second taper block downwards, under second taper block and first taper block interact to can release the second gag lever post in the second spacing groove, and guaranteed that second gag lever post and constant head tank can joint each other and guaranteed that first sealed shell and second sealed shell can joint each other, realize sealing the connecting piece.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a schematic side sectional view of the leakage preventing device of the present invention;

fig. 3 is an enlarged schematic structural view of the middle limiting component of the present invention;

in the figure: 1. a main pipe; 2. a connecting member; 3. an internal thread; 4. an external thread; 5. a first sealed case; 6. a first gasket; 7. a second sealed housing; 8. a second gasket; 9. a first connection block; 10. a second connecting block; 11. a clamping block; 12. a card slot; 13. a limiting component; 1301. a first limit groove; 1302. a first limit rod; 1303. a handle; 1304. a first stopper; 1305. a first spring; 1306. a first cone block; 1307. a second limit groove; 1308. a second limiting rod; 1309. a second taper block; 1310. a second limiting block; 1311. a second spring; 1312. positioning a groove; 14. a secondary pipe; 15. and (7) a hinge.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a pipeline connecting device for gas pipeline, is including being responsible for 1, connecting piece 2, internal thread 3 and external screw thread 4, connecting piece 2 sets up and is being responsible for 1 side, the 2 other ends of connecting piece are provided with auxiliary pipe 14, it is provided with external screw thread 4 to be responsible for 1 surface, external screw thread 4 is total two sets of to set up respectively and being responsible for 1 and auxiliary pipe 14 surface, 2 inner walls of connecting piece are provided with internal thread 3, be responsible for 1 and connecting piece 2 and pass through internal thread 3 and external screw thread 4 threaded connection, auxiliary pipe 14 and connecting piece 2 pass through internal thread 3 and external screw thread 4 threaded connection, 2 surperficial overlap joints of connecting piece have first sealed

shell

5, 5 side fixedly connected with of first sealed shell have hinge 15, the other end fixedly connected with second sealed shell 7 of hinge.

Specifically, the first sealed pad 6 of the inside fixedly connected with of first sealed shell 5, the sealed pad 8 of the inside fixedly connected with second of the sealed shell 7 of second, the material of the sealed pad 6 of first sealed pad and second is natural rubber, through setting up the sealed pad 6 of first sealed pad 6 and second and seal up 8, when people need seal up after being connected with auxiliary pipe 14 to being responsible for 1, people only need to be loaded with the sealed first sealed shell 5 of the sealed pad 6 of first sealed pad and second and the sealed shell 7 of second and carry out the closure can, avoid the device to take place to leak at the in-process of transmitting the gas, improved the device's practicality.

Specifically, fixed surface is connected with first connecting block 9 on the first sealed shell 5, fixed surface is connected with second connecting block 10 on the second sealed shell 7, draw-in groove 12 has been seted up on the 5 surfaces of first sealed shell, draw-in groove 12 is total two to the symmetry sets up on first connecting block 9 surface, fixed surface is connected with fixture block 11 on second connecting block 10, fixture block 11 is total two to the joint is in two draw-in grooves 12 respectively, the inside spacing subassembly 13 that is provided with of first connecting block 9.

Specifically, the limiting assembly 13 includes a first limiting groove 1301, the first limiting groove 1301 is provided inside the first connecting block 9, a first limiting rod 1302 is disposed in the first limiting groove 1301 in a penetrating manner, a first limiting block 1304 is fixedly connected to the surface of the first limiting rod 1302, a first spring 1305 is sleeved on the surface of the first limiting rod 1302, a first conical block 1306 is fixedly connected to the lower end of the first limiting rod 1302, and a second limiting groove 1307 is provided inside the first connecting block 9.

Specifically, the second limit groove 1307 is communicated with the first limit groove 1301, a second limit rod 1308 penetrates through the second limit groove 1307, a second limit block 1310 is fixedly connected to the surface of the second limit rod 1308, a second spring 1311 is sleeved on the surface of the second limit rod 1308, a second taper block 1309 is fixedly connected to one end of the second limit rod 1308, the second taper block 1309 is matched with the first taper block 1306, a positioning groove 1312 is formed in the surface of the fixture block 11, the other end of the second limit rod 1308 is clamped in the positioning groove 1312, by arranging the limit component 13, when people need to close the first sealing shell 5 and the second sealing shell 7, people only need to pull the handle 1303 and drive the first limit rod 1302 to move, so that the first taper block 1306 and the second taper block 1309 are separated, and under the cooperation of the second spring 1311, the second limit rod 1308 is driven to move into the second limit groove 1307, the clamping block 11 and the clamping groove 12 are guaranteed to be clamped with each other, then the handle 1303 is loosened, under the action of the first spring 1305, the first limiting rod 1302 is pushed downwards, the second taper block 1309 is pushed downwards, under the interaction of the second taper block 1309 and the first taper block 1306, the second limiting rod 1308 is pushed out of the second limiting groove 1307, the second limiting rod 1308 and the positioning groove 1312 are guaranteed to be clamped with each other, the first sealing shell 5 and the second sealing shell 7 are guaranteed to be clamped with each other, and the connecting piece 2 is sealed.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the device is moved to a designated position, then the main pipe 1, the auxiliary pipe 14 and the connecting piece 2 are connected together through the internal thread 3 and the external thread 4, then the first sealing shell 5 and the second sealing shell 7 are sleeved on the surface of the connecting piece 2, meanwhile, the first limiting rod 1302 is driven to move by pulling the handle 1303, so that the first conical block 1306 and the second conical block 1309 are separated, under the cooperation of the second spring 1311, the second limiting rod 1308 is driven to move into the second limiting groove 1307, the clamping block 11 and the clamping groove 12 are mutually clamped, then the handle 1303 is loosened, under the action of the first spring 1305, the first limiting rod 1302 is pushed downwards, so that the second conical block 1309 is pushed downwards, under the interaction of the second conical block 1309 and the first conical block 1306, so that the second limiting rod 1308 is pushed out of the second limiting groove 1307, and the second limit rod 1308 and the positioning groove 1312 are ensured to be mutually clamped, the first seal shell 5 and the second seal shell 7 are ensured to be mutually clamped, and the connection piece 2 is sealed.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a pipe connection device for gas pipeline, is including being responsible for (1), connecting piece (2), internal thread (3) and external screw thread (4), its characterized in that: connecting piece (2) set up and are being responsible for (1) side, connecting piece (2) other end is provided with auxiliary pipe (14), be responsible for (1) surface and be provided with external screw thread (4), external screw thread (4) are total two sets of to set up respectively and be responsible for (1) and auxiliary pipe (14) surface, connecting piece (2) inner wall is provided with internal thread (3), be responsible for (1) and connecting piece (2) through internal thread (3) and external screw thread (4) threaded connection, auxiliary pipe (14) and connecting piece (2) are through internal thread (3) and external screw thread (4) threaded connection, connecting piece (2) surface overlap joint has first seal shell (5), first seal shell (5) side fixedly connected with has hinge (15), the other end fixedly connected with second seal shell (7) of hinge (15).

2. The pipe connecting device for a gas pipe according to claim 1, wherein: the first sealed shell of inside fixedly connected with of first sealed shell (5) fills up (6), the sealed pad of inside fixedly connected with second (8) of the sealed shell of second (7), the material that first sealed pad (6) and second sealed pad (8) are natural rubber.

3. The pipe connecting device for a gas pipe according to claim 2, wherein: fixed surface is connected with first connecting block (9) on first sealed shell (5), fixed surface is connected with second connecting block (10) on second sealed shell (7), draw-in groove (12) have been seted up on first sealed shell (5) surface, draw-in groove (12) are total two to the symmetry sets up on first connecting block (9) surface, second connecting block (10) fixed surface is connected with fixture block (11), fixture block (11) are total two to the joint is in two draw-in grooves (12) respectively, first connecting block (9) inside is provided with spacing subassembly (13).

4. The pipe connecting device for a gas pipe according to claim 3, wherein: the limiting assembly (13) comprises a first limiting groove (1301), the first limiting groove (1301) is formed in the first connecting block (9), a first limiting rod (1302) penetrates through the first limiting groove (1301), a first limiting block (1304) is fixedly connected to the surface of the first limiting rod (1302), a first spring (1305) is sleeved on the surface of the first limiting rod (1302), a first conical block (1306) is fixedly connected to the lower end of the first limiting rod (1302), and a second limiting groove (1307) is formed in the first connecting block (9).

5. The pipe connecting device for a gas pipe according to claim 4, wherein: the second limiting groove (1307) is communicated with the first limiting groove (1301), a second limiting rod (1308) penetrates through the second limiting groove (1307), a second limiting block (1310) is fixedly connected to the surface of the second limiting rod (1308), a second spring (1311) is sleeved on the surface of the second limiting rod (1308), a second taper block (1309) is fixedly connected to one end of the second limiting rod (1308), the second taper block (1309) is matched with the first taper block (1306), a positioning groove (1312) is formed in the surface of the fixture block (11), and the other end of the second limiting rod (1308) is clamped in the positioning groove (1312).