CN216201582U

CN216201582U - Pipe stopper

Info

Publication number: CN216201582U
Application number: CN202122533213.9U
Authority: CN
Inventors: 申常形; 谢汝应; 徐钰珺; 陈叶; 陈树凤; 陈秀花; 胡勤双; 梁智伟; 胡先民; 刘晋源
Original assignee: Guangdong Dian'an New Materials Technology Co ltd
Current assignee: Guangdong Dian'an New Materials Technology Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-05
Anticipated expiration: 2031-10-20

Abstract

The utility model provides a pipe plugging device which comprises a bottom cover, an expansion sleeve, a pressing cover and a screwing handle, wherein one end of the expansion sleeve is abutted to the bottom cover, the pressing cover is abutted to the other end of the expansion sleeve, a through hole is formed in the middle of the expansion sleeve, the screwing handle penetrates through the pressing cover and is in threaded connection with the bottom cover, clamping keys are further arranged on the bottom cover and the pressing cover, clamping grooves corresponding to the clamping keys are formed in the inner walls of the two ends of the expansion sleeve, and a sealing convex strip is further arranged in the middle of the outer surface of the expansion sleeve. According to the utility model, the clamping keys are arranged on the gland and the bottom cover, and the clamping grooves corresponding to the clamping keys are arranged at the two ends of the expansion sleeve, so that the bottom cover cannot rotate along with the rotation when the screwing handle is rotated, and the purpose of extruding the expansion sleeve can be better realized; through set up sealed sand grip on the surface at the inflation cover, can increase the leakproofness.

Description

Pipe stopper

Technical Field

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

Background

Along with the rapid development of the current urban construction, the construction of the urban underground pipeline is also rapidly promoted, the urban underground pipeline is used for the functions of urban power transmission, information transmission, energy transmission, waterlogging drainage, disaster reduction, waste discharge and the like, the urban underground pipeline is a material basis for the survival and development of cities, the requirements on the management and maintenance of the underground pipeline are higher and higher while various urban infrastructures are improved, the pipeline protection in the aspects of underground power, communication and the like generally adopts plastic pipes, glass fiber pipes, cement pipes and the like in the past, the protection pipeline is laid in a pre-dug underground groove, a manual operation well is reserved according to the standard to serve as an operation point for laying, checking, maintaining and rush-repairing, and the manual operation well is connected with the pre-buried underground pipeline to form the whole underground pipeline. Therefore, the waterproof sealing treatment of the pipeline is not proper, so that the accumulated water, sludge, mice and other animals in the manual operation well can easily enter the pipeline, great harm is caused to cables in the underground pipeline, and even the interruption of power communication is caused. Therefore, it is very important to seal the pipe orifice of the cable duct for water and mud prevention and mouse prevention, and therefore, the cable duct sealer is often used for sealing. The pipeline plugging device is a sealing device arranged in a cable pipeline, generally made of rubber, and the rubber expands inwards and outwards after being stressed (or air pressure) to fill up a section between the cable pipeline and a cable, so that the cable is fixed and the pipeline is sealed.

When the handle is rotated, the bottom cover can rotate along with the handle, the purpose of extruding the expansion sleeve cannot be achieved at the time, and the effect of plugging a cable pipe cannot be achieved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pipe stopper which has excellent sealing performance and prevents a bottom cover from rotating along with the rotation of a handle.

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

the utility model provides a pipe plug, includes bottom, inflation cover, gland and the handle of screwing, inflation cover one end and bottom butt, a through-hole has been seted up at the other end butt of gland and inflation cover, the handle of screwing passes gland and bottom spiro union, still be equipped with the card key on bottom and the gland, be equipped with on the inner wall at inflation cover both ends with the corresponding draw-in groove of card key, the middle part of inflation cover surface still is equipped with sealed sand grip.

Preferably, the top of the screwing handle is provided with a hexagon socket.

Preferably, the handles of the tightening handle are symmetrically arranged handles.

Preferably, the connection structure of the screwing handle and the bottom cover is a single thread.

Preferably, the sealing rib is at least one.

Preferably, the expansion sleeve is made of silica gel, and the middle part of the inner surface of the expansion sleeve is in a concave arc shape.

Preferably, the inner surfaces of the gland and the bottom cover are also provided with reinforcing ribs.

Compared with the prior art, the utility model has the advantages that the clamping keys are arranged on the gland and the bottom cover, and the clamping grooves corresponding to the clamping keys are arranged at the two ends of the expansion sleeve, so that the bottom cover cannot rotate when the handle is rotated and screwed, and the purpose of extruding the expansion sleeve can be better realized; through set up sealed sand grip on the surface at the inflation cover, can increase the leakproofness.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

FIG. 3 is a schematic view of a bottom cover structure according to the present invention;

FIG. 4 is a schematic view of the gland structure of the present invention;

fig. 5 is a schematic structural diagram of the expansion sleeve of the utility model.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

It will be understood that when an element/feature is referred to as being "disposed on" another element/feature, it can be directly on the other element/feature or intervening elements/features may also be present. When a component/part is referred to as being "connected/coupled" to another component/part, it can be directly connected/coupled to the other component/part or intervening components/parts may also be present. The term "connected/coupled" as used herein may include electrical and/or mechanical physical connections/couplings. The term "comprises/comprising" as used herein refers to the presence of features, steps or components/features, but does not preclude the presence or addition of one or more other features, steps or components/features. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

In addition, in the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and to distinguish similar objects, and there is no order of precedence between the two, and no indication or implication of relative importance is to be inferred. In addition, in the description of the present application, "a plurality" means two or more unless otherwise specified.

Referring to fig. 1 to 5, a pipe plugging device includes a bottom cover 1, an expansion sleeve 3, a gland 2 and a screwing handle 4, wherein one end of the expansion sleeve 3 is abutted against the bottom cover 1, the gland 2 is abutted against the other end of the expansion sleeve 3, and a through hole is formed in the middle of the expansion sleeve, so that the installation and disassembly of the pipe plugging device are facilitated, the difficulty of the operation worker in the second construction is greatly reduced, the screwing handle 4 penetrates through the gland 2 to be screwed with the bottom cover 1, the bottom cover 1 and the gland 2 are further provided with a clamping key 5, the inner walls of the two ends of the expansion sleeve 3 are provided with clamping grooves 6 corresponding to the clamping key 5, the clamping key 5 and the clamping grooves 6 are matched with each other, when the screwing handle 4, the gland 2 and the bottom cover 1 cannot rotate, and the screwing handle 4 can be screwed more easily to achieve the purpose of extruding the expansion sleeve 3.

The top of the screwing handle 4 is provided with an inner hexagonal hole 8, so that an operator can conveniently use an inner hexagonal wrench to screw the screwing handle. The handles of the screwing handle 4 are symmetrically arranged, so that an operator can conveniently screw the screwing handle 4 by hands to swell the expansion sleeve 3. When the machine is inconvenient to screw, an operator can screw the screwing handle 4 by hand, and the pipe plugging device can be also arranged in a cable pipeline, so that great cheapness is brought to the operator. The connection structure of the screwing handle 4 and the bottom cover 1 is a single thread, so that the pipe stopper is convenient to install and disassemble.

The middle part of 3 surfaces of inflation cover still is equipped with sealed sand grip 7, and sealed sand grip 7 is one at least, makes inflation cover 3 laminate on the cable duct inner wall more closely, increases cable duct's gas tightness, prevents that cable duct from intaking, destruction cables such as mouse, causing communication interruption. 3 pieces of inflation cover are the silica gel material, and the internal surface middle part of inflation cover 3 is concave arc, when 2 agent pressure inflation covers 3 of gland, can make inflation cover 3 outwards protruding more easily, be convenient for laminate on the cable duct inner wall.

The inner surfaces of the gland 2 and the bottom cover 1 are also provided with reinforcing ribs 9, so that the gland 2 and the bottom cover 1 can be better prevented from deforming when a certain force is applied.

According to the utility model, the clamping keys 5 are arranged on the gland 2 and the bottom cover 1, and the clamping grooves 6 corresponding to the clamping keys 5 are arranged at the two ends of the expansion sleeve 3, so that the bottom cover 1 cannot rotate along with the rotation when the screwing handle 4 is rotated, and the purpose of extruding the expansion sleeve 3 can be better realized; by providing the sealing beads 7 on the outer surface of the expansion sleeve 3, the sealing performance can be increased.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a pipe plug, its characterized in that includes bottom, inflation cover, gland and the handle of screwing, inflation cover one end and bottom butt, the gland has seted up a through-hole with the other end butt of inflation cover, and the middle part, the handle of screwing passes gland and bottom spiro union, still be equipped with the card key on bottom and the gland, be equipped with on the inner wall at inflation cover both ends with the corresponding draw-in groove of card key, the middle part of inflation cover surface still is equipped with sealed sand grip.

2. A pipe stopper according to claim 1 wherein the top of the tightening handle is provided with a hexagonal socket.

3. The pipe stopper of claim 2, wherein the handle of the tightening handle is a symmetrically disposed handle.

4. The tubular closure of claim 3, wherein the connection of the tightening handle to the bottom cap is a single thread.

5. A pipe blanking device according to claim 1 or 2 wherein said sealing rib is at least one.

6. The pipe plug according to claim 5, wherein the expansion sleeve is made of silica gel, and the middle part of the inner surface of the expansion sleeve is in a concave arc shape.

7. A pipe stopper according to claim 1 or 2 wherein the inner surfaces of the gland and the base cap are further provided with reinforcing ribs.