CN212107368U

CN212107368U - Anti-drop gas pipeline's connection structure

Info

Publication number: CN212107368U
Application number: CN202020565555.1U
Authority: CN
Inventors: 邵建; 王菁
Original assignee: Tianjin Huabei Gas Thermal Engineering Design Co ltd
Current assignee: Tianjin Huabei Gas Thermal Engineering Design Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-08
Anticipated expiration: 2030-04-16

Abstract

The utility model relates to the technical field of gas pipelines, and discloses a connecting structure of an anti-drop gas pipeline, which comprises a gas pipe, a first fixed pipe and a second fixed pipe, the gas pipe, the first fixing pipe and the second fixing pipe are sequentially arranged from left to right, jacks are arranged on both sides of the right end of the gas pipe, the two sides of the left end of the first fixed pipe are both provided with rotating blocks, the lower ends of the two rotating blocks are respectively and fixedly connected with a threaded rod and a sleeve, the sleeve and the threaded rod both penetrate through the corresponding jacks to extend into the gas pipe, the right end inside the second fixed pipe is fixedly provided with a connecting column, the inboard of first fixed pipe is provided with internal thread and external screw thread respectively with the outside of spliced pole, two spacing grooves, two have been seted up to the inboard left end of the fixed pipe of second the spacing groove all matches with the rotatory piece that corresponds. The utility model discloses can prevent effectively that the gas pipeline from droing, the installation is dismantled conveniently.

Description

Anti-drop gas pipeline's connection structure

Technical Field

The utility model relates to a gas pipeline technical field especially relates to a connection structure of anti-drop gas pipeline.

Background

The gas pipe is a special pipeline for conveying combustible gas, is a rubber hose with a metal gas pipe hose instead of a traditional buckle mode, and can overcome the defects that the rubber hose is easy to fall off, age and bite insects and has short service life.

Traditional gas pipe adopts the Green head to connect usually, but the gas pipe relies on the axial grabbing power on the green head surface to realize after the sealing member is extrudeed completely with being connected of Green head, connects insecurely, the incident easily appears.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the potential safety hazard is not firmly stored in the gas pipe installation structure in the prior art, and providing a connection structure of an anti-drop gas pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a connecting structure of an anti-drop gas pipeline comprises a gas pipe, a first fixed pipe and a second fixed pipe, wherein the gas pipe, the first fixed pipe and the second fixed pipe are sequentially arranged from left to right, jacks are respectively arranged on two sides of the right end of the gas pipe, rotary blocks are respectively arranged on two sides of the left end of the first fixed pipe, the lower ends of the rotary blocks are respectively and fixedly connected with a threaded rod and a sleeve, the sleeve and the threaded rod respectively penetrate through the corresponding jacks to extend into the gas pipe, the sleeve is in threaded connection with one end of the inner side of the threaded rod, a connecting column is fixedly arranged on the right end of the inner part of the second fixed pipe, inner threads and outer threads are respectively arranged on the inner side of the first fixed pipe and the outer side of the connecting column, the inner threads are matched with the outer threads, two limiting grooves are arranged on the left end of the inner side of the second fixed pipe, and are matched with the, the fixed two fixed blocks that are provided with in left side outer end of the fixed pipe of second, two the cavity has all been seted up to the inside of fixed block, two the inside of cavity all is provided with prevents the not hard up chucking mechanism of first fixed pipe and the fixed union coupling of second.

Preferably, chucking mechanism includes two shelves poles and two springs, two the outside of shelves pole has the left side wall that singly all managed with first fixed to support to set up and the other end all to set up in the inside of the cavity that corresponds, two the shelves pole is located the equal fixedly connected with baffle of the inside one end of cavity, two the spring all sets up in the inside of cavity and both ends respectively with the lateral wall fixed connection of the baffle that corresponds and cavity.

Preferably, the outer sides of the first fixing pipe and the second fixing pipe are provided with anti-skid grains.

Preferably, both the two rotating blocks are regular octagons.

Preferably, both of said springs are compression springs.

Preferably, the inside of the second fixed pipe and the bottom end of the connecting column are provided with a second sealing gasket.

Compared with the prior art, the utility model provides a connection structure of anti-drop gas pipeline possesses following beneficial effect:

1. this anti-drop gas pipeline's connection structure screws up through the inside threaded rod of first fixed intraduct and cannulation gas pipe, and the second body is screwed up with first body screw thread to the realization is to the quick installation of gas pipe.

2. This anti-drop gas pipeline's connection structure is spacing with the rotatory piece that corresponds through the inside spacing groove of second fixed tube to the realization prevents that first fixed tube is not hard up with being connected of gas pipe, offsets through two shelves poles and first fixed tube left side, realizes preventing that the second fixed tube is not hard up with being connected of first fixed tube.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can prevent effectively that the gas pipeline from droing, the installation is dismantled conveniently.

Drawings

Fig. 1 is a schematic structural view of a connection structure of an anti-drop gas pipeline provided by the present invention;

FIG. 2 is a schematic view of the expanded configuration of FIG. 1;

fig. 3 is a schematic view of a connection structure of the second fixed pipe and the rotating block in fig. 1.

In the figure: the gas pipe 1, the first fixed pipe 2, the jack 3, the sleeve pipe 4, the threaded rod 5, the rotatory piece of 6, the fixed pipe of 7 second, the internal thread 8, the external screw thread 9, the

fixed block

10, 11 shelves pole, 12 baffles, 13 springs, 14 spacing grooves, 15 first sealed pad, 16 second sealed pads, 17 spliced poles.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a connection structure of an anti-drop gas pipeline comprises a gas pipe 1, a first fixed pipe 2 and a second fixed pipe 7, the gas pipe 1, the first fixed pipe 2 and the second fixed pipe 7 are sequentially arranged from left to right, jacks 3 are respectively arranged on both sides of the right end of the gas pipe 1, rotating blocks 6 are respectively arranged on both sides of the left end of the first fixed pipe 2, the lower ends of the two rotating blocks 6 are respectively and fixedly connected with a threaded rod 5 and a sleeve 4, the sleeve 4 and the threaded rod 5 both penetrate through the corresponding jacks 3 and extend into the gas pipe 1, the sleeve 4 is in threaded connection with one end of the inner side of the threaded rod 5, a connecting column 17 is fixedly arranged on the right end of the inner part of the second fixed pipe 7, inner threads 8 and outer threads 9 are respectively arranged on the inner side of the first fixed pipe 2 and the outer side of the connecting column 17, the inner threads 8 are matched with the outer threads 9, two spacing grooves 14 all with the rotatory piece 6 phase-match that corresponds, the fixed two fixed blocks 10 that are provided with in left side outer end of the fixed pipe 7 of second, the cavity has all been seted up to the inside of two fixed blocks 10, the inside of two cavities all is provided with prevents that first fixed pipe 2 and the fixed pipe 7 of second from being connected not hard up chucking mechanism.

The chucking mechanism includes two shelves pole 11 and two springs 13, and there is the single left side wall that all leans on with first fixed pipe 2 to set up and the other end all sets up in the inside of corresponding cavity in the outside of two shelves poles 11, and two shelves poles 11 are located the equal fixedly connected with baffle 12 of the inside one end of cavity, and two springs 13 all set up in the inside of cavity and both ends respectively with the lateral wall fixed connection of the baffle 12 that corresponds and cavity.

The outside of the fixed pipe of first fixed pipe 2 and second 7 all is provided with anti-skidding line, makes things convenient for the staff to screw up the fixed pipe of first fixed pipe 2 and second 7.

Two rotatory pieces 6 are regular octagon for spacing groove 14 can carry out spacing to the lateral wall of rotatory piece 6, prevents that rotatory piece 6 from rotating.

Both springs 13 are compression springs, and in a natural state, the elastic force of the two springs 13 pushes the corresponding stopper rod 11 inward, so that the stopper rod abuts against the left side of the first fixed pipe 2.

The inside of second fixed pipe 7 and the bottom that is located spliced pole 17 are provided with the sealed 16 that fills up of second, seal the junction of first fixed pipe 2 and second fixed pipe 7, prevent that the gas from leaking.

In the utility model, when in use, a worker inserts the threaded rod 5 and the sleeve 4 into the corresponding jack 3, then rotates the rotary blocks 6 at both sides to screw the threaded rod 5 with the sleeve 4, the first sealing gaskets 15 at the inner sides of the two rotary blocks 6 seal the corresponding jack, namely, the fixation of the first fixed pipe 2 and the gas pipe 1 is completed, the second fixed pipe 7 is sleeved outside the first fixed pipe 2 and pushes towards the left side, the external thread 9 at the outer wall of the connecting post 17 inside the second fixed pipe 7 is clamped with the internal thread at the inner pipe wall of the first fixed pipe 2, the rotary blocks 6 at both sides of the first fixed pipe 2 are in sliding connection with the limiting groove 14 inside the second fixed pipe 7, the limiting groove 14 limits the rotary block 6, so that the rotary block 6 can not rotate, thereby preventing the threaded rod 5 from rotating with the sleeve 4, thereby realizing the prevention of the connection looseness between the first fixed pipe 2 and the gas pipe 1, after the second fixing pipe 7 is screwed with the first fixing pipe 2, the two stop rods 11 on the left side of the second fixing pipe 7 move inwards under the action of the elastic force of the corresponding springs 13, so that the left side of the second fixing pipe 7 is abutted against the left side of the first fixing pipe 2, and the looseness of connection between the second fixing pipe 7 and the first fixing pipe 2 is prevented.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a connection structure of anti-drop gas pipeline, includes gas pipe (1), the fixed pipe of first fixed pipe (2) and second (7), a serial communication port, gas pipe (1), the fixed pipe of first fixed pipe (2) and second (7) set gradually from a left side to the right side, jack (3) have all been seted up to the right-hand member both sides of gas pipe (1), the left end both sides of first fixed pipe (2) all are provided with rotatory piece (6), two the lower extreme of rotatory piece (6) is fixedly connected with threaded rod (5) and sleeve pipe (4) respectively, sleeve pipe (4) and threaded rod (5) all pass corresponding jack (3) and extend to the inside of gas pipe (1), the inboard one end threaded connection of sleeve pipe (4) and threaded rod (5), the inside right-hand member fixed spliced pole (17) that is provided with of second, the inboard of first fixed pipe (2) is provided with internal thread (8) respectively with the outside of spliced pole (17), its characterized in that the inboard of first fixed pipe (2) is provided with ) And external screw thread (9), internal thread (8) and external screw thread (9) phase-match, two spacing grooves (14), two have been seted up to the inboard left end of the fixed pipe of second (7) spacing groove (14) all with the rotatory piece (6) phase-match that corresponds, the fixed two fixed blocks (10) that are provided with in left side outer end of the fixed pipe of second (7), two the cavity has all been seted up, two to the inside of fixed block (10) the inside of cavity all is provided with prevents the first fixed pipe (2) is connected not hard up chucking mechanism with the fixed pipe of second (7).

2. The connecting structure of an anti-drop gas pipeline according to claim 1, wherein the clamping mechanism comprises two blocking rods (11) and two springs (13), the two blocking rods (11) are arranged outside in a manner of being abutted against the left side wall of the first fixed pipe (2), the other ends of the two blocking rods are arranged inside the corresponding cavities, one ends of the two blocking rods (11) inside the cavities are fixedly connected with baffle plates (12), the two springs (13) are arranged inside the cavities, and the two ends of the two springs are respectively fixedly connected with the corresponding baffle plates (12) and the side walls of the cavities.

3. The connecting structure of an anti-drop gas pipeline according to claim 1, wherein the outside of the first fixed pipe (2) and the second fixed pipe (7) are provided with anti-slip lines.

4. The connecting structure of the anti-drop gas pipeline according to claim 1, wherein both the two rotating blocks (6) are regular octagons.

5. The connecting structure of an anti-drop gas pipeline according to claim 2, wherein both of the springs (13) are compression springs.

6. The connecting structure of an anti-drop gas pipeline according to claim 1, wherein a second gasket (16) is arranged inside the second fixing pipe (7) and at the bottom end of the connecting column (17).