CN219102373U

CN219102373U - Pipeline plugging device

Info

Publication number: CN219102373U
Application number: CN202223255314.5U
Authority: CN
Inventors: 徐永远; 黄海秋
Original assignee: Wuhan Shengsaisi Gas Measurement And Control System Co ltd
Current assignee: Wuhan Shengsaisi Gas Measurement And Control System Co ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-05-30
Anticipated expiration: 2032-12-06

Abstract

The utility model discloses a pipeline plugging device which comprises a plugging air bag and an inflatable one-way valve, wherein a connector is fixedly arranged at the center of the bottom end of the plugging air bag, the inflatable one-way valve is arranged at the center of the tail end of the connector, the inflatable one-way valve is communicated with the inner space of the plugging air bag, a supporting shaft is arranged on the outer surface of the connector, a limiting groove is formed in the outer surface of the supporting shaft, an adjusting column body is arranged on the outer side of the supporting shaft, a connecting hole is formed in the center of the adjusting column body, and the connecting hole is connected with the supporting shaft. This pipeline plugging device, staff accessible make the regulation cylinder through the rotation of connecting hole at the back shaft rotatory removal, conveniently adjust the cylinder and drive anti-skidding buffering hemisphere and extrude the laminating to the inner wall of pipeline, can be favorable to stabilizing whole inside the pipeline in the position, and the stability after the shutoff is inflated in follow-up simultaneously increases.

Description

Pipeline plugging device

Technical Field

The utility model relates to the technical field of pipeline plugging, in particular to a pipeline plugging device.

Background

Pipeline shutoff is the work that is used for blockking up the inside of pipeline to can cut off the holistic passageway of pipeline, conveniently seal, be favorable to follow-up holistic construction maintenance's work, but pipeline plugging device on the present market still has following problem:

in the use process, after the air bag is placed into the pipeline, the air inflation is carried out, so that the pipeline is plugged after the air bag is inflated, but the integral subsequent plugging and the stability in the inflation process are not high, the dislocation phenomenon is easy to occur, and the integral use is affected.

Aiming at the problems, the novel pipeline plugging device is innovatively designed on the basis of the original pipeline plugging device.

Disclosure of Invention

The utility model aims to provide a pipeline plugging device, which solves the problems that in the prior art, the pipeline plugging device is common in the market at present, in the use process, an air bag is put into the pipeline and then inflated, so that the pipeline is plugged after the air bag is inflated, but the overall follow-up plugging and the stability in the inflation process are not high, the dislocation phenomenon is easy to occur, and the overall use is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pipeline plugging device, includes shutoff gasbag and air inflation check valve, the bottom center fixed mounting of shutoff gasbag has the connector, and the terminal center of connector is provided with air inflation check valve to air inflation check valve and the inner space intercommunication of shutoff gasbag, the surface mounting of connector has the back shaft, and the surface of back shaft is provided with the spacing groove, the cylinder is installed in the outside of back shaft, and adjusts the center of cylinder and be provided with the connecting hole, and connecting hole and back shaft interconnect, the terminal center of connecting hole is provided with anti-skidding buffering hemisphere, and the frame internally mounted of connecting hole has guiding axle and spacing shell fragment to guiding axle and spacing shell fragment interconnect, the terminal and the spacing groove interconnect of spacing shell fragment, and the terminal fixed mounting of spacing shell fragment has the connection steel wire, the terminal fixed mounting of connection steel wire has the operation ring, and the operation ring cup joints the outside of installing at the adjustment cylinder, the inner wall of operation ring is provided with the support arc board, and support arc board interconnect with the adjustment cylinder, the surface fixed mounting of adjustment has the holding ring, and holding ring and operation ring interconnect.

Preferably, the supporting shafts are symmetrically distributed about the longitudinal center line of the connector, and the supporting shafts are connected with the connector in a welding mode.

Preferably, the adjusting cylinder is in threaded connection with the supporting shaft through the connecting hole, and the adjusting cylinder is in embedded fixation with the antiskid buffering hemisphere.

Preferably, the connection mode of the guide shaft and the limiting elastic piece is joint connection, and the tail end of the limiting elastic piece is in an inclined structure.

Preferably, the connection mode of the limiting elastic sheet and the limiting groove is clamping connection, and the limiting groove is symmetrically distributed about the longitudinal center line of the supporting shaft.

Preferably, the inner diameter of the operation ring is larger than the diameter of the adjusting cylinder, and the inner diameter of the operation ring is smaller than the outer diameter of the positioning ring.

Preferably, the operation ring and the support arc plate are arranged in an integrated structure, and the support arc plate is connected with the adjusting column in a bonding manner.

Compared with the prior art, the utility model has the beneficial effects that: the pipeline plugging device comprises a pipeline plugging device body,

1. the staff can rotate the adjusting cylinder to enable the adjusting cylinder to rotate on the supporting shaft through the connecting hole, so that the adjusting cylinder is convenient to drive the anti-slip buffer hemisphere to squeeze and attach the inner wall of the pipeline, the position of the whole inside the pipeline can be stabilized, and meanwhile stability after subsequent inflation and blocking is improved;

2. through the block connection of spacing shell fragment and spacing groove, can fix the position of adjusting the cylinder on the back shaft, avoid taking place rotatory not hard up phenomenon, improve holistic steadiness can, follow-up through the pulling to the operation ring, can make spacing shell fragment bending deformation, conveniently remove the location, do benefit to the operation, whole operation step is convenient.

Drawings

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

FIG. 2 is a schematic diagram of the front cross-sectional structure of the adjusting column of the present utility model;

FIG. 3 is a schematic side view of a cross-section of an adjustment cylinder according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

fig. 5 is a schematic view of a connection structure of a support arc plate and a positioning ring according to the present utility model.

In the figure: 1. plugging the air bag; 2. a connector; 3. an inflatable one-way valve; 4. a support shaft; 5. a limit groove; 6. an adjustment column; 7. a connection hole; 8. an anti-slip buffer hemisphere; 9. a guide shaft; 10. a limiting spring plate; 11. connecting steel wires; 12. operating the circular ring; 13. supporting an arc plate; 14. and a positioning ring.

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. 1-5, the present utility model provides a technical solution: the utility model provides a pipeline plugging device, including shutoff gasbag 1 and inflation check valve 3, the bottom center fixed mounting of shutoff gasbag 1 has connector 2, and the terminal center of connector 2 is provided with inflation check valve 3, and the inner space intercommunication of inflation check valve 3 and shutoff gasbag 1, the surface mounting of connector 2 has back shaft 4, and the surface of back shaft 4 is provided with spacing groove 5, adjust cylinder 6 is installed in the outside of back shaft 4, and the center of adjust cylinder 6 is provided with connecting hole 7, and connecting hole 7 and back shaft 4 interconnect, the terminal center of connecting hole 7 is provided with antiskid buffering hemisphere 8, and the inside fixed mounting of frame of connecting hole 7 has guiding axle 9 and spacing shell fragment 10, and guiding axle 9 and spacing shell fragment 10 interconnect, the terminal of spacing shell fragment 10 and spacing groove 5 interconnect, and the terminal fixed mounting of spacing shell fragment 10 has connecting wire 11, the terminal fixed mounting of connecting wire 11 has operation ring 12, and the operation ring 12 cup joints the outside of installing at adjusting cylinder 6, the inner wall of operation ring 12 is provided with supporting arc 13, and supporting plate 13 and adjusting cylinder 6 interconnect's frame inside fixed mounting has guiding axle 9 and spacing ring 14, and locating ring 14 interconnect 14.

The supporting shafts 4 are symmetrically distributed about the longitudinal center line of the connector 2, the connecting mode of the supporting shafts 4 and the connector 2 is welded connection, the supporting shafts 4 are conveniently fixed, meanwhile, the supporting shafts are symmetrically distributed, and follow-up supporting and stabilizing can be conducted.

The adjusting cylinder 6 is in threaded connection with the supporting shaft 4 through the connecting hole 7, the connecting mode of the adjusting cylinder 6 and the anti-skid buffer hemisphere 8 is embedded and fixed, and the adjusting cylinder 6 is enabled to rotate and move outside the supporting shaft 4 through the rotation of the adjusting cylinder 6, so that the adjusting cylinder 6 is convenient to drive the anti-skid buffer hemisphere 8 to be fixed with the inner wall of a pipeline in an extrusion mode.

The guiding shaft 9 is connected with the limiting elastic piece 10 in a fitting manner, the tail end of the limiting elastic piece 10 is arranged in an inclined structure, and stable bending deformation is carried out through the guiding shaft 9 when the following limiting elastic piece 10 is adjusted.

The connection mode of the limiting elastic piece 10 and the limiting groove 5 is clamping connection, the limiting groove 5 is symmetrically distributed about the longitudinal center line of the supporting shaft 4, and the adjusting cylinder 6 can be fixed at the outer side of the supporting shaft 4 through the clamping butt joint of the limiting elastic piece 10 and the limiting groove 5, so that the phenomenon of follow-up rotation looseness is avoided.

The inner diameter of the operation circular ring 12 is larger than the diameter of the adjusting cylinder 6, and the inner diameter of the operation circular ring 12 is smaller than the outer diameter of the positioning ring 14, so that the operation circular ring 12 is conveniently shifted by stirring the operation circular ring 12, and the operation circular ring 12 drives the limiting elastic sheet 10 to deform through the connecting steel wire 11, so that the positioning is conveniently released.

The operation ring 12 and the support arc plate 13 are arranged in an integrated structure, the support arc plate 13 is connected with the adjusting cylinder 6 in a joint mode, and the inner wall of the operation ring 12 and the adjusting cylinder 6 can be kept at a distance through the connection of the support arc plate 13 and the adjusting cylinder 6, so that the steel wire 11 can be conveniently connected for moving.

Working principle: according to fig. 1-5, after the worker can put the plugging air bag 1 to the position where the pipeline needs to be plugged, the worker manually pulls the operation ring 12, the operation ring 12 slides stably on the outer side of the adjusting cylinder 6 through the supporting arc plate 13, the operation ring 12 pulls the limiting elastic piece 10 through the connecting steel wire 11, the limiting elastic piece 10 bends and deforms through the guide shaft 9, the limiting elastic piece 10 and the limiting groove 5 are separated from each other, the limiting elastic piece 10 bends into the inner part of the adjusting cylinder 6, the positioning work of the adjusting cylinder 6 is relieved, then the worker manually rotates the adjusting cylinder 6, the adjusting cylinder 6 rotates and moves on the supporting shaft 4 through the connecting hole 7, the adjusting cylinder 6 drives the anti-slip buffering hemisphere 8 to be extruded and attached to the inner wall of the pipeline, the position of the connector 2 can be fixed, the inflating equipment is subsequently buckled and butted with the inflating one-way valve 3, the plugging air bag 1 is inflated to the channel of the pipeline through the inflating one-way valve 3, the whole device is a working process, and the adjusting cylinder 6 is not described in detail in the specification in the prior art.

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 pipeline plugging device, includes shutoff gasbag (1) and aerifys check valve (3), its characterized in that: the utility model discloses a plugging air bag, which is characterized in that a connector (2) is fixedly arranged at the center of the bottom end of the plugging air bag (1), an air charging check valve (3) is arranged at the center of the tail end of the connector (2), the air charging check valve (3) is mutually communicated with the inner space of the plugging air bag (1), a supporting shaft (4) is arranged on the outer surface of the connector (2), a limit groove (5) is arranged on the outer surface of the supporting shaft (4), an adjusting cylinder (6) is arranged on the outer side of the supporting shaft (4), a connecting hole (7) is arranged at the center of the adjusting cylinder (6), the connecting hole (7) is connected with the supporting shaft (4), an anti-skid buffering hemisphere (8) is arranged at the center of the tail end of the connecting hole (7), a guide shaft (9) and a limit spring piece (10) are fixedly arranged in the frame of the connecting hole (7), the guide shaft (9) is mutually connected with the limit spring piece (10), the tail end of the limit spring piece (10) is mutually connected with the limit groove (5), a connecting steel wire (11) is fixedly arranged at the tail end of the limit spring piece (10), an operating ring (12) is fixedly arranged on the outer side of the connecting spring piece (11), an operating ring (12) is arranged on the inner wall (12) of the operating ring (12) and is sleeved on the outer side of the operating ring (13), and the supporting arc plate (13) is connected with the adjusting column body (6), a positioning ring (14) is fixedly arranged on the outer surface of the adjusting column body (6), and the positioning ring (14) is connected with the operating ring (12) mutually.

2. A pipe plugging device according to claim 1 wherein: the supporting shafts (4) are symmetrically distributed about the longitudinal center line of the connector (2), and the connecting mode of the supporting shafts (4) and the connector (2) is welding connection.

3. A pipe plugging device according to claim 1 wherein: the adjusting column body (6) is in threaded connection with the supporting shaft (4) through the connecting hole (7), and the adjusting column body (6) is in embedded fixation with the anti-slip buffer hemisphere (8).

4. A pipe plugging device according to claim 1 wherein: the guide shaft (9) is connected with the limiting elastic piece (10) in a fitting manner, and the tail end of the limiting elastic piece (10) is arranged in an inclined structure.

5. A pipe plugging device according to claim 1 wherein: the limiting elastic pieces (10) are connected with the limiting grooves (5) in a clamping mode, and the limiting grooves (5) are symmetrically distributed on the longitudinal center line of the supporting shaft (4).

6. A pipe plugging device according to claim 1 wherein: the inner diameter of the operation circular ring (12) is larger than the diameter of the adjusting cylinder (6), and the inner diameter of the operation circular ring (12) is smaller than the outer diameter of the positioning ring (14).

7. A pipe plugging device according to claim 1 wherein: the operation ring (12) and the supporting arc plate (13) are arranged in an integrated structure, and the supporting arc plate (13) is connected with the adjusting column body (6) in a bonding mode.