CN219282755U

CN219282755U - Flexible clamp for plugging natural gas pipeline

Info

Publication number: CN219282755U
Application number: CN202320623804.1U
Authority: CN
Inventors: 王互助; 蒙芸; 黄治国; 秦毅
Original assignee: Shaanxi Gas Group Engineering Co ltd
Current assignee: Shaanxi Gas Group Engineering Co ltd
Priority date: 2023-03-27
Filing date: 2023-03-27
Publication date: 2023-06-30
Anticipated expiration: 2033-03-27

Abstract

The utility model discloses a flexible fixture for plugging a natural gas pipeline, which comprises an upper clamp, wherein a first rubber pad is attached to the inner wall of the upper clamp, fixing holes are formed in two sides above the upper clamp, fixing bolts penetrate through the fixing holes, nuts are arranged below the fixing bolts, one side of each fixing bolt is movably connected with a lower clamp, a second rubber pad is attached to the inner wall of the lower clamp, a connecting sheet is fixed above the upper clamp, and a rotating shaft is arranged on one side of each connecting sheet; this flexible fixture is used in shutoff of natural gas pipeline uses through the cooperation of injecting glue hole, fixed block, draw-in groove, buckle and sealing plug, pours into the leaking stoppage glue in the injecting glue hole in the use of the device, has improved the leaking stoppage effect of this fixture, inserts the sealing plug into the injecting glue hole and seals after leaking stoppage glue pours into and accomplishes, uses through the cooperation of draw-in groove and buckle and can fix the sealing plug, has avoided leaking stoppage glue to overflow after pouring into.

Description

Flexible clamp for plugging natural gas pipeline

Technical Field

The utility model relates to the technical field related to natural gas pipelines, in particular to a flexible fixture for plugging a natural gas pipeline.

Background

The natural gas pipeline refers to a pipeline for conveying natural gas from a mining place or a treatment plant to a city gas distribution center or an industrial enterprise user, is also called a gas pipeline, is a mode for conveying a large amount of natural gas on land, and is about half of the total length of the pipeline in the world, and is broken due to external factors under long-term use, so that leakage can occur, and a clamp is needed to be used for plugging.

In the prior Chinese patent publication No. CN218441264U, the accurate pressurized plugging structure comprises a plugging clamp 1, a glue injection hole 2, a baffle plate 3, an ear plate 4 and a connecting piece 5; the plugging fixture 1 is of a movable two-semicircular ring structure, the lug plates 4 are of a rectangular structure with holes, the two-part plugging fixture is installed on a pipeline with leakage points through the connecting piece, limiting positions of the baffle plates contain the leakage points, when plugging glue is injected from the glue injection holes, the plugging can be accurately performed by glue injection, meanwhile, the dosage and the plugging time of the plugging glue can be reduced due to the limiting of the baffle plates, the precise plugging structure with pressure does not seal the glue injection holes after the plugging glue injection is completed, and the plugging glue is easy to leak, so that the flexible fixture for plugging the natural gas pipeline is required to be provided.

Disclosure of Invention

The utility model aims to provide a flexible clamp for plugging a natural gas pipeline, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flexible fixture for natural gas line shutoff, includes the clamp, the inner wall laminating of going up the clamp has first rubber pad, the fixed orifices has all been seted up to the top both sides of going up the clamp, fixing bolt has been run through to the inside of fixed orifices, the nut is installed to fixing bolt's below, one side swing joint of fixing bolt has lower clamp, the inner wall laminating of lower clamp has the second rubber pad, the top of going up the clamp is fixed with the connection piece, the pivot is installed to one side of connection piece, the top swing joint of pivot has rings, the injecting glue hole has been seted up on the top surface of going up to the clamp.

Preferably, the first rubber pad is in adhesive connection with the upper clamp, and the size of the first rubber pad is matched with the size of the upper clamp.

Preferably, the lower clamp is in threaded connection with the upper clamp through a fixing bolt, and the central axes of the upper clamp of the fixing bolt are symmetrically arranged.

Preferably, the second rubber pad is in adhesive connection with the lower clamp, and the second rubber pad and the first rubber pad are correspondingly arranged.

Preferably, the lifting ring and the upper clamp form a rotary structure through the rotating shaft, and the lifting ring is arranged in a U-shaped structure.

Preferably, the top of going up the clamp is fixed with the fixed block, the draw-in groove has been seted up to the top surface of fixed block, the internally mounted of draw-in groove has the buckle, the top of buckle is fixed with the apron, the below of apron is fixed with the sealing plug.

Preferably, the sealing plug is connected with the fixing block in a clamping way through a buckle, and the buckle fixed below the cover plate is matched with the clamping groove formed in the surface above the fixing block.

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

1. according to the flexible fixture for plugging the natural gas pipeline, through the matched use of the glue injection hole, the fixing block, the clamping groove, the clamping buckle and the sealing plug, the plugging glue is injected into the glue injection hole in the use process of the device, so that the plugging effect of the fixture is improved, after the plugging glue injection is completed, the sealing plug is inserted into the glue injection hole for sealing, the sealing plug can be fixed through the matched use of the clamping groove and the clamping buckle, and the overflow of the plugging glue after the plugging glue injection is avoided;

2. according to the flexible fixture for plugging the natural gas pipeline, the upper clamp and the lower clamp are conveniently installed on the outer side of the pipeline through the arrangement of the first rubber pad, the fixing holes, the fixing bolts, the nuts and the second rubber pad through the matched use of the fixing bolts and the nuts, the first rubber pad and the second rubber pad can play a role in protecting the pipeline, and the pipeline is prevented from being damaged;

3. this flexible fixture is used in shutoff of natural gas pipeline through the setting of connection piece, pivot and rings, is convenient for hang natural gas pipeline through the setting of rings in the use of device, has made things convenient for the staff to carry out butt joint installation with natural gas pipeline, has improved the practicality of device.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of the upper clip of the present utility model;

fig. 4 is an enlarged view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a clamping hoop is arranged; 2. a first rubber pad; 3. a fixing hole; 4. a fixing bolt; 5. a screw cap; 6. a lower clamp; 7. a second rubber pad; 8. a connecting sheet; 9. a rotating shaft; 10. a hanging ring; 11. a glue injection hole; 12. a fixed block; 13. a clamping groove; 14. a buckle; 15. a cover plate; 16. and (5) sealing plugs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides the following technical solutions: the utility model provides a flexible fixture for natural gas line shutoff, including last clamp 1, go up clamp 1's inner wall laminating has first rubber pad 2, fixed orifices 3 have all been seted up to the top both sides of going up clamp 1, fixing bolt 4 has been run through to the inside of fixed orifices 3, nut 5 is installed to the below of fixing bolt 4, one side swing joint of fixing bolt 4 has lower clamp 6, lower clamp 6's inner wall laminating has second rubber pad 7, go up clamp 1's top is fixed with connection piece 8, pivot 9 is installed to one side of connection piece 8, the top swing joint of pivot 9 has rings 10, glue injection hole 11 has been seted up on the top surface of going up clamp 1.

In this embodiment, the first rubber pad 2 is in adhesive connection with the upper clamp 1, the size of the first rubber pad 2 is identical to the size of the upper clamp 1, and the outer wall of the pipeline can be protected through the first rubber pad 2, so that the pipeline is prevented from being damaged.

In this embodiment, the lower clamp 6 is in threaded connection with the upper clamp 1 through the fixing bolt 4, the central axis of the clamp 1 above the fixing bolt 4 is symmetrically arranged, and the upper clamp 1 and the lower clamp 6 are conveniently installed outside a pipeline through the cooperation of the fixing bolt 4 and the screw cap 5.

In this embodiment, the second rubber pad 7 is connected with the lower clamp 6 in a sticking way, the second rubber pad 7 and the first rubber pad 2 are correspondingly arranged, the protection effect on the pipeline can be further improved through the arrangement of the second rubber pad 7, and the service life of the pipeline is prolonged.

In the embodiment, the lifting ring 10 and the upper clamping hoop 1 form a rotary structure through the rotating shaft 9, the lifting ring 10 is arranged in a U-shaped structure, and natural gas pipelines are conveniently lifted through the arrangement of the lifting ring 10 in the using process of the device, so that workers can conveniently butt-joint and install the natural gas pipelines, and the practicability of the device is improved.

In this embodiment, the fixed block 12 is fixed above the upper clamp 1, the clamping groove 13 is provided on the upper surface of the fixed block 12, the buckle 14 is installed inside the clamping groove 13, the cover plate 15 is fixed above the buckle 14, the sealing plug 16 is fixed below the cover plate 15, after the plugging glue injection is completed, the sealing plug 16 is inserted into the glue injection hole 11 to seal, so that the plugging glue is prevented from overflowing after the plugging glue injection.

In this embodiment, the sealing plug 16 is connected to the fixing block 12 by the clip 14, the clip 14 fixed below the cover plate 15 is matched with the clip groove 13 formed on the upper surface of the fixing block 12, and the sealing plug 16 can be fixed by the matching of the clip groove 13 and the clip 14, so that the sealing plug 16 is convenient to install.

Working principle: when the flexible fixture for plugging the natural gas pipeline is used, firstly, the upper clamp 1 and the lower clamp 6 are attached to the outer side of the natural gas pipeline, the glue injection hole 11 is aligned to a leakage position, then the fixing bolt 4 is inserted into the fixing hole 3, the screw cap 5 is screwed down, the pipeline can be protected through the arrangement of the first rubber pad 2 and the second rubber pad 7, and then plugging glue is injected into the glue injection hole 11, so that the plugging effect of the fixture is improved, after the plugging glue injection is completed, the sealing plug 16 is inserted into the glue injection hole 11 for sealing, the sealing plug 16 can be fixed through the cooperation of the clamping groove 13 and the clamping buckle 14, and finally, the natural gas pipeline is conveniently lifted through the arrangement of the lifting ring 10, so that workers can conveniently butt-joint and install the natural gas pipeline, and the use process of the flexible fixture for plugging the natural gas pipeline is completed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flexible fixture for natural gas line shutoff, includes clamp (1), its characterized in that: the inner wall laminating of going up clamp (1) has first rubber pad (2), fixed orifices (3) have all been seted up to the top both sides of going up clamp (1), fixing bolt (4) have been run through to the inside of fixed orifices (3), nut (5) are installed to the below of fixing bolt (4), one side swing joint of fixing bolt (4) has clamp down (6), the inner wall laminating of clamp down (6) has second rubber pad (7), the top of going up clamp (1) is fixed with connection piece (8), pivot (9) are installed to one side of connection piece (8), the top swing joint of pivot (9) has rings (10), glue injection hole (11) have been seted up on the top surface of going up clamp (1).

2. The flexible clamp for plugging a natural gas pipeline according to claim 1, wherein the first rubber pad (2) is in adhesive connection with the upper clamp (1), and the size of the first rubber pad (2) is matched with the size of the upper clamp (1).

3. The flexible clamp for plugging a natural gas pipeline according to claim 1, wherein the lower clamp (6) is in threaded connection with the upper clamp (1) through a fixing bolt (4), and central axes of the upper clamp (1) are symmetrically arranged above the fixing bolt (4).

4. The flexible clamp for plugging a natural gas pipeline according to claim 1, wherein the second rubber pad (7) is in adhesive connection with the lower clamp (6), and the second rubber pad (7) is arranged corresponding to the first rubber pad (2).

5. The flexible clamp for plugging a natural gas pipeline according to claim 1, wherein the hanging ring (10) and the upper clamp (1) form a rotating structure through a rotating shaft (9), and the hanging ring (10) is arranged in a U-shaped structure.

6. The flexible clamp for plugging a natural gas pipeline according to claim 1, wherein a fixed block (12) is fixed above the upper clamp (1), a clamping groove (13) is formed in the upper surface of the fixed block (12), a buckle (14) is installed in the clamping groove (13), a cover plate (15) is fixed above the buckle (14), and a sealing plug (16) is fixed below the cover plate (15).

7. The flexible fixture for plugging a natural gas pipeline according to claim 6, wherein the sealing plug (16) is connected with the fixed block (12) in a clamping way through a clamping buckle (14), and the clamping buckle (14) fixed below the cover plate (15) is matched with the clamping groove (13) formed in the upper surface of the fixed block (12).