CN219367049U

CN219367049U - Natural gas pipeline butt joint pipe

Info

Publication number: CN219367049U
Application number: CN202320500070.8U
Authority: CN
Inventors: 龙敏
Original assignee: Shenzhen Ganghua Construction Co ltd
Current assignee: Shenzhen Ganghua Construction Co ltd
Priority date: 2023-03-15
Filing date: 2023-03-15
Publication date: 2023-07-18
Anticipated expiration: 2033-03-15

Abstract

The application discloses a natural gas pipeline butt joint pipe, belongs to the technical field of natural gas pipelines, and comprises a first pipeline and a second pipeline arranged on one side of the first pipeline, wherein a movable groove is formed in one side surface of the first pipeline, which is close to the second pipeline, a saw tooth sealing ring is fixedly connected to the inner wall of the first pipeline, which is positioned in the movable groove, a saw tooth annular block is fixedly connected to one side of the second pipeline, which is positioned on one side of the saw tooth sealing ring, and a limiting ring is fixedly connected to the inner wall of the second pipeline; the sawtooth annular blocks on the second pipeline can be clamped into the sawtooth sealing rings in the movable grooves, so that the effect of preventing leakage can be achieved on natural gas in the first pipeline and the second pipeline, the setting of the limiting rings can enable the inner walls in the first pipeline and the movable grooves to be clamped between the limiting rings and the sawtooth annular blocks, and then the tightness between the first pipeline and the second pipeline is enhanced, and the effect of preventing leakage is achieved on the first pipeline and the second pipeline.

Description

Natural gas pipeline butt joint pipe

Technical Field

The application relates to the technical field of natural gas pipelines, in particular to a natural gas pipeline butt joint pipe.

Background

Natural gas refers to all gases naturally existing in the natural world, including oil field gas, gas field gas, mudguard gas, coal bed gas, biogenic gas and the like, and the natural gas is stored in underground porous rock stratum, and a small amount of natural gas exists in coal beds, so that the natural gas is high-quality fuel and chemical raw materials. The natural gas is mainly used as fuel, carbon black, chemicals and liquefied petroleum gas can be produced, and propane and butane produced from natural gas are important raw materials in modern industry.

Patent document publication No. CN217422527U, which has been issued, discloses a natural gas pipeline butt joint pipe structure. The first flange fixed mounting is in the one end of first pipeline, and second flange fixed mounting is in the one end of second pipeline, and first flange and second flange pass through fixing bolt and nut fixed connection together, and fixedly connected with bolt spacing piece on the side of fixing bolt's the bolt head orientation nut, fixedly connected with nut spacing piece on the side of nut orientation bolt head, and the clamp is installed in first flange and second flange outside, and bolt spacing piece and nut spacing piece pass through self-tapping screw and clamp fixed connection respectively. The utility model has the beneficial effects that: through setting up the clamp in the outside of docking flange, the clamp inner wall is provided with sealed pad, further increases the leakproofness when first pipeline and second pipeline connection, and the spacing piece of bolt and nut passes through self-tapping screw and clamp fixed connection, prevents effectively that fixing bolt from taking place not hard up, increases the stability of connecting between the flange.

The above device may have a first flange and a second flange offset when an external force is applied, thereby causing natural gas leakage in a gap between two pipelines and further causing natural gas waste.

Disclosure of Invention

To the not enough of prior art, this application provides natural gas pipeline butt joint pipe, can block into the sawtooth sealing ring in the movable groove through the sawtooth annular block on the second pipeline to can play the effect that prevents to leak to the natural gas in first pipeline and the second pipeline, and the setting of spacing ring can let the inner wall joint in first pipeline and the movable groove between spacing ring and the sawtooth annular block, strengthen the leakproofness between first pipeline and the second pipeline then, thereby play the effect that prevents to leak to first pipeline and second pipeline.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a natural gas pipeline is to takeover, includes first pipeline and the second pipeline of setting in first pipeline one side, first pipeline is close to a side of second pipeline and has been seted up movable groove, is located movable inslot the inner wall fixedly connected with sawtooth sealing ring of first pipeline, is located one side of sawtooth sealing ring one side of second pipeline fixedly connected with sawtooth annular block, the inner wall fixedly connected with spacing ring of second pipeline, the inner wall of sawtooth annular block with be located interactive inslot the outer wall threaded connection of first pipeline.

Through adopting above-mentioned technical scheme, can block into the sawtooth sealing ring in the movable groove through the sawtooth annular block on the second pipeline to can play the effect that prevents to leak to the natural gas in first pipeline and the second pipeline, and the setting of spacing ring can let the inner wall joint in first pipeline and the movable groove between spacing ring and the sawtooth annular block, strengthen the leakproofness between first pipeline and the second pipeline then, thereby play the effect that prevents to leak to first pipeline and second pipeline.

As a preferred technical scheme of this application, the outer wall fixedly connected with of second pipeline is sealed to fill up with two arcs, two one side fixedly connected with arc piece that the second pipeline was kept away from to sealed pad of arc.

Through adopting above-mentioned technical scheme, can further play sealed effect to first pipeline and second pipeline through the setting of two arc sealing pads, and the arc piece can play the effect of parcel to the arc sealing pad.

As a preferred technical scheme of this application, two the both sides of arc piece are fixed connection respectively and are gone up fixed block and lower fixed block, the downside fixed mounting of lower fixed block has the nut, go up the inside threaded connection of fixed block and lower fixed block has first bolt, first bolt and nut threaded connection.

Through adopting above-mentioned technical scheme, can play the effect of locking to the arc piece under the cooperation through first bolt, nut, last fixed block and lower fixed block.

As a preferred technical scheme of this application, two the arc piece is close to a side of first pipeline and has seted up T type spout, is located T type spout is inside the inner wall sliding connection of arc piece has T type slider.

By adopting the technical scheme, the T-shaped sliding block can slide in the T-shaped sliding groove.

As a preferred technical scheme of this application, one side fixedly connected with movable block that the arc piece was kept away from to T type slider, one side fixedly connected with fixture block that the movable block kept away from T type slider, the draw-in groove has been seted up to the surface of first pipeline.

Through adopting above-mentioned technical scheme, can slide through T type slider to can let T type slider can drive the movable block and remove, thereby let the movable block drive the fixture block and remove, and then let the fixture block can the joint in the draw-in groove in the first pipeline.

As a preferred technical scheme of this application, be located T type spout is inside the upside butt of T type slider has the stopper, the inside threaded connection of stopper has the second bolt, the inner wall butt of second bolt and arc piece.

Through adopting above-mentioned technical scheme, place T type spout through the stopper in, and then can play the effect of locking to the stopper under the cooperation of second bolt, and then prevent that T type slider from removing.

The beneficial effects of this application:

1. the sawtooth annular blocks on the second pipeline can be clamped into the sawtooth sealing rings in the movable grooves, so that the effect of preventing leakage can be achieved on natural gas in the first pipeline and the second pipeline, the setting of the limiting rings can enable the inner walls in the first pipeline and the movable grooves to be clamped between the limiting rings and the sawtooth annular blocks, and then the tightness between the first pipeline and the second pipeline is enhanced, and the effect of preventing leakage is achieved on the first pipeline and the second pipeline.

2. The T-shaped sliding block on the arc-shaped block slides in the T-shaped sliding groove, the T-shaped sliding block drives the moving block to move, the moving block drives the clamping block to move, the clamping block is clamped into the clamping groove, the limiting block can be inserted into the T-shaped sliding groove, the T-shaped sliding block is abutted, the limiting block is fixed by the second bolt, and the arc-shaped block is prevented from moving.

Drawings

FIG. 1 is a front partial cross-sectional view of the present application;

FIG. 2 is an enlarged view of FIG. 1A of the present application;

fig. 3 is a schematic front view of an arc block of the present application.

In the figure: 1. a first pipe; 2. a second pipe; 3. a movable groove; 4. a serrated seal ring; 5. a saw tooth annular block; 6. a limiting ring; 7. an arc-shaped sealing gasket; 8. an arc-shaped block; 9. a clamping groove; 10. an upper fixing block; 11. a lower fixing block; 12. a first bolt; 13. a nut; 14. a T-shaped chute; 15. a limiting block; 16. a second bolt; 17. a T-shaped slider; 18. a moving block; 19. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1-3, a natural gas pipeline butt joint pipe comprises a first pipeline 1 and a second pipeline 2 arranged on one side of the first pipeline 1, wherein a movable groove 3 is formed in one side surface of the first pipeline 1, which is close to the second pipeline 2, a saw tooth sealing ring 4 is fixedly connected to the inner wall of the first pipeline 1 positioned in the movable groove 3, a saw tooth annular block 5 is fixedly connected to one side of the second pipeline 2 positioned on one side of the saw tooth sealing ring 4, a limiting ring 6 is fixedly connected to the inner wall of the second pipeline 2, and the inner wall of the saw tooth annular block 5 is in threaded connection with the outer wall of the first pipeline 1 positioned in the interactive groove 3; the sawtooth annular block 5 on the second pipeline 2 can be clamped into the sawtooth sealing ring 4 in the movable groove 3, so that the effect of preventing leakage can be achieved on natural gas in the first pipeline 1 and the second pipeline 2, the limiting ring 6 can enable the inner walls of the first pipeline 1 and the movable groove 3 to be clamped between the limiting ring 6 and the sawtooth annular block 5, and then the tightness between the first pipeline 1 and the second pipeline 2 is enhanced, and the effect of preventing leakage is achieved on the first pipeline 1 and the second pipeline 2.

When in use, the outer wall of the second pipeline 2 is fixedly connected with two arc-shaped sealing gaskets 7, and one side of the two arc-shaped sealing gaskets 7 far away from the second pipeline 2 is fixedly connected with an arc-shaped block 8; the two arc-shaped gaskets 7 are arranged to further seal the first pipeline 1 and the second pipeline 2, and the arc-shaped blocks 8 can wrap the arc-shaped gaskets 7; the two sides of the two arc-shaped blocks 8 are fixedly connected with an upper fixing block 10 and a lower fixing block 11 respectively, nuts 13 are fixedly arranged on the lower sides of the lower fixing blocks 11, first bolts 12 are connected with the inner threads of the upper fixing block 10 and the lower fixing block 11, and the first bolts 12 are connected with the nuts 13 in a threaded manner; the arc-shaped block 8 can be locked by the cooperation of the first bolt 12, the nut 13, the upper fixing block 10 and the lower fixing block 11.

Referring to fig. 1 and 2, a T-shaped chute 14 is formed on one side surface of the two arc-shaped blocks 8 close to the first pipeline 1, and a T-shaped sliding block 17 is slidably connected to the inner wall of the arc-shaped block 8 positioned in the T-shaped chute 14; can slide in the T-shaped chute 14 through the T-shaped slide block 17; one side of the T-shaped sliding block 17, which is far away from the arc-shaped block 8, is fixedly connected with a moving block 18, one side of the moving block 18, which is far away from the T-shaped sliding block 17, is fixedly connected with a clamping block 19, and the outer surface of the first pipeline 1 is provided with a clamping groove 9; the T-shaped sliding block 17 can slide, so that the T-shaped sliding block 17 can drive the moving block 18 to move, the moving block 18 drives the clamping block 19 to move, and the clamping block 19 can be clamped into the clamping groove 9 in the first pipeline 1.

Referring to fig. 2, a stopper 15 is abutted against the upper side of a T-shaped slider 17 positioned inside a T-shaped chute 14, a second bolt 16 is connected to the inside of the stopper 15 by screw threads, and the second bolt 16 is abutted against the inner wall of the arc-shaped block 8; the limiting block 15 is placed into the T-shaped sliding groove 14, so that the limiting block 15 can be locked under the cooperation of the second bolt 16, and the T-shaped sliding block 17 is prevented from moving.

Working principle: when the utility model is used, the sawtooth annular block 5 on the second pipeline 2 can be clamped into the sawtooth sealing ring 4 in the movable groove 3, so that the effect of preventing leakage of natural gas in the first pipeline 1 and the second pipeline 2 can be achieved, the limiting ring 6 can enable the inner walls in the first pipeline 1 and the movable groove 3 to be clamped between the limiting ring 6 and the sawtooth annular block 5, the tightness between the first pipeline 1 and the second pipeline 2 is enhanced, the effect of preventing leakage of the first pipeline 1 and the second pipeline 2 is achieved, the T-shaped sliding block 17 on the arc-shaped block 8 slides in the T-shaped sliding groove 14, the T-shaped sliding block 17 drives the moving block 18 to move, the moving block 18 drives the clamping block 19 to move, the clamping block 19 is clamped into the clamping groove 9, the limiting block 15 can be inserted into the T-shaped sliding groove 14, the T-shaped sliding block 17 is abutted, the limiting block 15 is fixed by the second bolt 16, the arc-shaped block 8 is prevented from moving, and the upper fixing block 10, the lower fixing block 11 and the first bolt 13 are matched with the arc-shaped nut 8.

Finally, it should be noted that: in the description of the present application, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description of the present application and for simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

The foregoing description is only a preferred embodiment of the present application, and is not intended to limit the present application, but although the present application has been described in detail with reference to the foregoing embodiment, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or that equivalents may be substituted for part of the technical features thereof. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. The utility model provides a natural gas pipeline is to takeover, includes first pipeline (1) and sets up second pipeline (2) in first pipeline (1) one side, its characterized in that, first pipeline (1) is close to a side of second pipeline (2) and has been seted up movable groove (3), is located inside of movable groove (3) inner wall fixedly connected with sawtooth sealing ring (4) of first pipeline (1), is located one side of sawtooth sealing ring (4) one side fixedly connected with sawtooth annular piece (5) of second pipeline (2), the inner wall fixedly connected with spacing ring (6) of second pipeline (2), the inner wall of sawtooth annular piece (5) with be located inside of movable groove (3) outer wall threaded connection of first pipeline (1).

2. The natural gas pipeline butt joint pipe according to claim 1, wherein the outer wall of the second pipeline (2) is fixedly connected with two arc-shaped sealing gaskets (7), and one side, far away from the second pipeline (2), of the two arc-shaped sealing gaskets (7) is fixedly connected with an arc-shaped block (8).

3. The natural gas pipeline butt joint pipe according to claim 2, wherein two sides of the arc-shaped blocks (8) are fixedly connected with an upper fixing block (10) and a lower fixing block (11) respectively, nuts (13) are fixedly installed on the lower sides of the lower fixing blocks (11), first bolts (12) are connected with inner threads of the upper fixing blocks (10) and the lower fixing blocks (11), and the first bolts (12) are connected with the nuts (13) in a threaded mode.

4. A natural gas pipeline butt joint pipe according to claim 3, characterized in that a T-shaped chute (14) is formed on one side surface of the two arc-shaped blocks (8) close to the first pipeline (1), and a T-shaped sliding block (17) is slidably connected to the inner wall of the arc-shaped block (8) located inside the T-shaped chute (14).

5. The natural gas pipeline butt joint pipe according to claim 4, wherein a moving block (18) is fixedly connected to one side, far away from the arc-shaped block (8), of the T-shaped slide block (17), a clamping block (19) is fixedly connected to one side, far away from the T-shaped slide block (17), of the moving block (18), and a clamping groove (9) is formed in the outer surface of the first pipeline (1).

6. The natural gas pipeline butt joint pipe according to claim 5, characterized in that a limiting block (15) is abutted to the upper side of the T-shaped sliding block (17) located inside the T-shaped sliding groove (14), a second bolt (16) is connected to the inner thread of the limiting block (15), and the second bolt (16) is abutted to the inner wall of the arc-shaped block (8).