CN220134956U

CN220134956U - Pipeline plugging equipment with high stability

Info

Publication number: CN220134956U
Application number: CN202321514651.3U
Authority: CN
Inventors: 陈蕊
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-14
Filing date: 2023-06-14
Publication date: 2023-12-05
Anticipated expiration: 2033-06-14

Abstract

The utility model relates to high-stability pipeline plugging equipment which comprises a gas pipeline, wherein a fixing structure is arranged outside the gas pipeline, a fixing ring is arranged outside the gas pipeline, a plugging disc is movably installed on the right side of the fixing ring, a threaded ring is fixedly installed on the left side of the plugging disc, a connecting rod is hinged to the left side of the fixing ring, and a limit ring is fixedly installed on the left side of the connecting rod. This pipeline plugging equipment that stability is high cup joints the retainer plate in gas pipeline's outside to make the outside laminating of two antiskid leather rings and gas pipeline, and fix through two screw thread gag lever posts, the shutoff dish that will be provided with the shutoff structure at last passes through screw thread circle and retainer plate threaded connection, can directly fix this pipeline plugging equipment on gas pipeline, compares with prior art, and this pipeline plugging equipment is smaller, portable can not occupy too much maintenance scene space, and its use scene is more extensive.

Description

Pipeline plugging equipment with high stability

Technical Field

The utility model relates to the technical field of pipeline plugging equipment, in particular to pipeline plugging equipment with high stability.

Background

Pipeline plugging devices are tools for temporarily or permanently plugging fluids in pipelines, and are commonly used for repairing, checking, replacing pipeline components or preventing leakage, and can be mechanical, such as plugs, blind plates and ball valves, chemical, such as polymers and sealants, which are widely used in various industries such as petroleum, natural gas, water treatment and chemical industry, for example, in the field of gas engineering, when repairing a gas pipeline, in order to avoid gas leakage during the repair process, the gas pipeline needs to be plugged by the pipeline plugging devices.

According to the temporary plugging equipment for purging the gas pipeline disclosed by the utility model patent with the Chinese patent number of CN218441253U, the temporary plugging equipment for purging the gas pipeline can realize plugging of the gas pipeline, and lighten the burden of workers on the gas pipeline, but on one hand, the temporary plugging equipment is large in size and inconvenient to carry, and a plurality of gas pipelines are positioned in a gas well, so that the plugging equipment is inconvenient to install in the gas well, the use scene is greatly limited, on the other hand, the stability of the plugging equipment in the actual use process is poor, the occupied area of the plugging equipment is large, and other tools such as a tool box, a welding machine, a cutting machine and the like are also arranged on the gas pipeline overhaul scene, so that the movable space of the workers is greatly compressed, the workers are easy to collide with the plugging equipment in the overhaul process, the gas pipeline is easy to be misplaced and even fall off, the gas leakage is caused, and the construction safety of the workers is influenced, and the plugging equipment with high stability is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the pipeline plugging equipment with high stability, which has the advantages of smaller volume, convenient carrying and installation and high stability, and solves the problems that on one hand, the plugging equipment has larger volume, inconvenient carrying, and a plurality of gas pipelines are positioned in a gas well, so that the plugging equipment is inconvenient to install in the gas well, the use scene is greatly limited, on the other hand, the stability of the plugging equipment in the actual use process is poor, and because the plugging equipment has larger volume, the occupied area is larger, and because other tools such as a tool box, a welding machine, a cutting machine and the like are arranged on the gas pipeline overhaul site, the gas pipeline overhaul site is greatly compressed, and the movable space of a worker is extremely easy to collide with the plugging equipment in the overhaul process, so that the gas pipeline plugging position is easily misplaced and even falls off, thereby causing gas leakage and affecting the construction safety of the worker.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the pipeline plugging equipment with high stability comprises a gas pipeline, wherein a fixed structure is arranged outside the gas pipeline, and a plugging structure is arranged inside the gas pipeline;

the fixing structure comprises a fixing ring, a plugging disc, a thread ring, a connecting rod, a limit ring, an anti-slip leather ring and a thread limit rod, wherein the fixing ring is arranged outside the gas pipeline;

the plugging structure comprises a first limiting disc, a first threaded cylinder, a second limiting disc, a limiting screw rod, an inflatable air bag, a rubber plugging ring, an L-shaped mounting ring, a second threaded cylinder and an inflating nozzle, wherein the first limiting disc is fixedly mounted on the left side of the plugging disc, the first threaded cylinder is fixedly mounted on the left side of the first limiting disc, the second limiting disc is movably mounted on the left side of the first threaded cylinder, the limiting screw rod is connected with the inner thread of the second limiting disc, the inflatable air bag is arranged between the first limiting disc and the second limiting disc, the rubber plugging ring is fixedly mounted on one side, close to the inner wall of a gas pipeline, of the inflatable air bag, the L-shaped mounting ring is fixedly mounted on the inner side of the inflatable air bag, the second threaded cylinder is fixedly mounted on the right side of the second limiting disc, and the inflating nozzle is fixedly mounted on the outer side of the plugging disc.

Further, the quantity of connecting rod, spacing collar, antiskid apron and screw thread gag lever post is two, two the antiskid apron all laminates with gas pipeline's surface mutually, two the bottom of screw thread gag lever post all runs through the front and back both sides of one of them spacing collar to with the front and back both sides threaded connection of another one spacing collar respectively.

Further, the shutoff dish passes through screwed collar and retainer plate threaded connection, the left side fixed mounting of charging connector has the trachea, tracheal left side runs through shutoff dish and first spacing dish to extend to the inside of inflatable balloon.

Further, one side of the first limiting disc, which is close to the second limiting disc, is fixedly provided with a limiting sleeve, one side of the second limiting disc, which is close to the first limiting disc, is fixedly provided with a limiting inserted rod, and the limiting inserted rod is inserted with the limiting sleeve.

Further, the number of the first thread barrels is two, the number of the limit screws is four, and the two limit screws penetrate through the second limit disc and the two first thread barrels and are in threaded connection with the first limit disc.

Further, the number of the L-shaped mounting rings and the number of the second threaded cylinders are two, the two second threaded cylinders are respectively attached to the two L-shaped mounting rings, and the other two limit screws penetrate through the second limit disc and the two second threaded cylinders and are respectively in threaded connection with the two L-shaped mounting rings.

Further, one side of the rubber sealing ring away from the inflatable air bag is attached to the inner wall of the gas pipeline.

(III) beneficial effects

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

1. this pipeline plugging equipment that stability is high, through setting up fixed knot structure, cup joint the retainer plate in gas pipeline's outside, and make the outside laminating of two antiskid leather rings and gas pipeline, and fix through two screw thread gag lever posts, the shutoff dish that will be provided with the plugging structure at last passes through screw thread circle and retainer plate threaded connection, can be with this pipeline plugging equipment direct fixation on gas pipeline, compare with prior art, this pipeline plugging equipment is smaller in size, portable can not occupy too much maintenance scene space, its use scene is more extensive.

2. This pipeline plugging equipment that stability is high, after passing through fixed knot structure with the plugging structure and installing in gas pipeline's inside, with the inside injection gas of portable inflator and charging connector, make the inflation of inflatable balloon grow, and promote the inner wall of rubber shutoff circle to gas pipeline, and make the inner wall of rubber shutoff circle and gas pipeline closely laminate, realized the shutoff to gas pipeline, compared with the prior art, because the volume is littleer, and be located gas pipeline's inside, staff's activity space at the maintenance scene has been increased, to a great extent avoided the staff to collide at the in-process of maintenance with this plugging equipment, the maintenance scene has been guaranteed, staff's construction safety.

Drawings

FIG. 1 is a schematic cross-sectional view of the present utility model;

FIG. 2 is a schematic view of a fixing structure of the present utility model;

FIG. 3 is a schematic plan view of a portion of the present utility model;

fig. 4 is an enlarged schematic view of the utility model at a in fig. 1.

In the figure: 1. a gas pipeline; 2. a fixed structure; 201. a fixing ring; 202. a plugging disc; 203. a thread ring; 204. a connecting rod; 205. a limit ring; 206. an anti-slip leather collar; 207. a threaded limit rod; 3. a plugging structure; 301. a first limit plate; 302. a first thread cylinder; 303. the second limiting disc; 304. a limit screw; 305. an inflatable airbag; 306. a rubber sealing ring; 307. an L-shaped mounting ring; 308. a second thread cylinder; 309. an air charging nozzle.

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, a high-stability pipe plugging device in this embodiment includes a gas pipe 1, a fixing structure 2 is disposed outside the gas pipe 1, and a plugging structure 3 is disposed inside the gas pipe 1;

the fixing structure 2 comprises a fixing ring 201, a plugging disc 202, a threaded ring 203, a connecting rod 204, a limit ring 205, an anti-slip leather ring 206 and a threaded limit rod 207, wherein the fixing ring 201 is arranged outside the gas pipeline 1, the plugging disc 202 is movably mounted on the right side of the fixing ring 201, the threaded ring 203 is fixedly mounted on the left side of the plugging disc 202, the connecting rod 204 is hinged on the left side of the fixing ring 201, the limit ring 205 is fixedly mounted on the left side of the connecting rod 204, the anti-slip leather ring 206 is fixedly mounted on one side, close to the outer surface of the gas pipeline 1, of the limit ring 205, and the threaded limit rod 207 is connected with internal threads of the limit ring 205;

the plugging structure 3 comprises a first limit disc 301, a first threaded cylinder 302, a second limit disc 303, a limit screw 304, an inflatable airbag 305, a rubber plugging ring 306, an L-shaped mounting ring 307, a second threaded cylinder 308 and an air charging nozzle 309, wherein the first limit disc 301 is fixedly arranged on the left side of the plugging disc 202, the first threaded cylinder 302 is fixedly arranged on the left side of the first limit disc 301, the second limit disc 303 is movably arranged on the left side of the first threaded cylinder 302, the limit screw 304 is connected with the inner thread of the second limit disc 303, the inflatable airbag 305 is arranged between the first limit disc 301 and the second limit disc 303, the rubber plugging ring 306 is fixedly arranged on one side, close to the inner wall of the gas pipeline 1, of the inflatable airbag 305, the L-shaped mounting ring 307 is fixedly arranged on the inner side of the inflatable airbag 305, the second threaded cylinder 308 is fixedly arranged on the right side of the second limit disc 303, and the air charging nozzle 309 is fixedly arranged on the outer side of the plugging disc 202.

According to the embodiment shown in fig. 1 and 3, the two stop collars 205 are controlled by the two threaded stop rods 207, so that after the two anti-slip collars 206 are tightly attached to the outer surface of the gas pipeline 1, the anti-slip collars 206 can increase the friction between the two stop collars 205 and the outer surface of the gas pipeline 1, so that the fixing structure 2 can be tightly fixed on the gas pipeline 1.

According to fig. 1 and 4, after the four limit screws 304 are removed, the second limit disk 303 can be removed, so that the inflatable air bag 305 can be maintained regularly, the rubber sealing ring 306 is made of telescopic rubber, the main purpose is to seal the gas pipeline 1, the rubber sealing ring 306 stretches when the inflatable air bag 305 expands, and the rubber sealing ring 306 also contracts when the inflatable air bag 305 contracts.

According to fig. 1, the inflatable bladder 305 is ring-shaped and has a similar structure to that of a vehicle inner tube, so that when gas is injected into the inflatable bladder 305, a vehicle tire pump, which is a tool for inflating a vehicle tire, is selected, and when inflated, the pump is connected to the inflation nozzle 309, and then air is compressed into the inflatable bladder 305 by using a handle until the inflatable bladder 305 is fully inflated.

To sum up, this pipeline plugging equipment that stability is high, through setting up fixed knot structure 2, cup joint the retainer plate 201 in the outside of gas pipeline 1, and make two antiskid leather rings 206 laminate with the outside of gas pipeline 1, and fix through two screw thread gag lever post 207, the shutoff dish 202 that will be provided with shutoff structure 3 passes through screw thread ring 203 and retainer plate 201 threaded connection at last, can be with this pipeline plugging equipment direct fixation on gas pipeline 1, compare with prior art, this pipeline plugging equipment is smaller, portable can not occupy too much maintenance scene space, its use scene is more extensive.

And, this pipeline shutoff equipment that stability is high, after installing the shutoff structure 3 in the inside of gas pipeline 1 through fixed knot 2, be connected portable inflator and charging connector 309, the inside injection gas to gas bag 305, make gas bag 305 inflation grow, and promote the inner wall of rubber shutoff circle 306 to gas pipeline 1, and make the inner wall of rubber shutoff circle 306 and gas pipeline 1 closely laminate, realized the shutoff to gas pipeline 1, compared with prior art, because the volume is littleer, and be located the inside of gas pipeline 1, the active space of staff at the maintenance scene has been increased, the in-process of staff at the maintenance has been avoided to a great extent, bump with this shutoff equipment, the maintenance scene has been guaranteed, the construction safety of staff has been solved this shutoff equipment is bulky on the one hand, inconvenient carry, and a lot of gas pipeline 1 all are located the inside of gas well, the inside of being unfavorable for this equipment is installed at the gas well, its use scene has received very big restriction, on the other hand this shutoff equipment is relatively poor in the stability in the in-process of actual use, because this equipment volume is bigger, because of the volume is located the inside of gas pipeline 1, and the inside of the gas pipeline 1 is also compressed, the gas welder that causes the staff to take place the problem of the big pipeline 1, the problem of the crash, the staff has occurred, the high impact, the gas welder has occurred, and has been easily leaked the staff, and has been easily leaked the high-down, the equipment.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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. High pipeline shutoff equipment of stability, including gas pipeline (1), its characterized in that: the gas pipeline (1) is provided with a fixed structure (2) outside, and a plugging structure (3) inside the gas pipeline (1);

the fixing structure (2) comprises a fixing ring (201), a plugging disc (202), a thread ring (203), a connecting rod (204), a limit ring (205), an anti-slip leather ring (206) and a thread limit rod (207), wherein the fixing ring (201) is arranged outside the gas pipeline (1), the plugging disc (202) is movably arranged on the right side of the fixing ring (201), the thread ring (203) is fixedly arranged on the left side of the plugging disc (202), the connecting rod (204) is hinged to the left side of the fixing ring (201), the limit ring (205) is fixedly arranged on the left side of the connecting rod (204), the anti-slip leather ring (206) is fixedly arranged on one side, close to the outer surface of the gas pipeline (1), of the limit ring (205), and the thread limit rod (207) is connected to the internal thread of the limit ring (205).

The plugging structure (3) comprises a first limiting disc (301), a first threaded cylinder (302), a second limiting disc (303), a limiting screw (304), an inflatable air bag (305), a rubber plugging ring (306), an L-shaped mounting ring (307), a second threaded cylinder (308) and an inflating nozzle (309), wherein the first limiting disc (301) is fixedly mounted on the left side of the plugging disc (202), the first threaded cylinder (302) is fixedly mounted on the left side of the first limiting disc (301), the second limiting disc (303) is movably mounted on the left side of the first threaded cylinder (302), the limiting screw (304) is connected with the inner thread of the second limiting disc (303), the inflatable air bag (305) is arranged between the first limiting disc (301) and the second limiting disc (303), the rubber plugging ring (306) is fixedly mounted on one side, close to the inner wall of the gas pipeline (1), the L-shaped mounting ring (307) is fixedly mounted on the inner side of the inflatable air bag (305), the second limiting disc (303) is fixedly mounted on the right side of the second limiting disc (303), and the outer side of the inflatable air bag (308) is fixedly mounted on the outer side of the second limiting disc (303).

2. The high stability pipe plugging apparatus of claim 1, wherein: the connecting rod (204), the spacing collar (205), the anti-slip apron (206) and the threaded spacing bars (207) are two in number, the two anti-slip aprons (206) are attached to the outer surface of the gas pipeline (1), and the bottoms of the two threaded spacing bars (207) penetrate through the front side and the rear side of one of the spacing collars (205) and are respectively in threaded connection with the front side and the rear side of the other spacing collar (205).

3. The high stability pipe plugging apparatus of claim 1, wherein: the plugging disc (202) is in threaded connection with the fixing ring (201) through the threaded ring (203), an air pipe is fixedly arranged on the left side of the inflating nozzle (309), and the left side of the air pipe penetrates through the plugging disc (202) and the first limiting disc (301) and extends to the inside of the inflating air bag (305).

4. The high stability pipe plugging apparatus of claim 1, wherein: one side of the first limiting disc (301) close to the second limiting disc (303) is fixedly provided with a limiting sleeve, one side of the second limiting disc (303) close to the first limiting disc (301) is fixedly provided with a limiting inserting rod, and the limiting inserting rod is inserted into the limiting sleeve.

5. The high stability pipe plugging apparatus of claim 1, wherein: the number of the first thread barrels (302) is two, the number of the limit screws (304) is four, and two limit screws (304) penetrate through the second limit disc (303) and the two first thread barrels (302) and are in threaded connection with the first limit disc (301).

6. The high stability pipe plugging apparatus of claim 1, wherein: the number of the L-shaped mounting rings (307) and the number of the second thread barrels (308) are two, two second thread barrels (308) are respectively attached to the two L-shaped mounting rings (307), and the other two limit screws (304) penetrate through the second limit disc (303) and the two second thread barrels (308) and are respectively in threaded connection with the two L-shaped mounting rings (307).

7. The high stability pipe plugging apparatus of claim 1, wherein: one side of the rubber sealing ring (306) far away from the inflatable air bag (305) is attached to the inner wall of the gas pipeline (1).