CN216252049U

CN216252049U - Plugging sleeve applied to cable hole

Info

Publication number: CN216252049U
Application number: CN202122892203.4U
Authority: CN
Inventors: 高茁力; 陈其斌; 张秀英; 陈其建; 黄云
Original assignee: Chongqing Hongfei Electric Co ltd
Current assignee: Chongqing Hongfei Electric Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-04-08
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a plugging sleeve applied to a cable hole, which comprises two plugging pipes and a corrugated pipe, wherein the two plugging pipes are respectively detachably arranged at two ports of the corrugated pipe; the plugging tube comprises a horizontal section tube body and a radial tube body, wherein the outer walls of the horizontal section tube body and the radial tube body are sleeved with an air inflation bag, an air inflation opening is formed in the air inflation bag, and the air inflation opening penetrates out of the radial tube body; the inner wall front end of horizontal segment body is provided with first shutoff piece. The sleeve is internally filled by adopting an inflatable air bag, so that the inside of the plugging hole is conveniently filled and plugged. Adopt first shutoff piece to carry out the shutoff to the edge of cable conductor, further strengthen this sheathed tube shutoff effect. The bellows is adopted at the middle part, and the length of the sleeve can be adjusted according to the depth of the hole, so that the application range of the sleeve is enlarged.

Description

Plugging sleeve applied to cable hole

Technical Field

The utility model relates to the technical field of cable installation, in particular to a plugging sleeve applied to a cable hole.

Background

When the power cable passes through the wall, the hole on the wall needs to be blocked, so as to prevent the flame from spreading through the hole when dust and animals enter or a fire disaster happens.

In the prior art, a cable hole is generally sealed by using a plugging material, and the commonly used plugging material comprises an organic plugging material, an inorganic plugging material, a plugging air bag, a plugging wrapping tape, fireproof cement and the like. When the plugging material, the coating and the cement are used for construction, firstly, holes needing to be plugged need to be cleaned, and then the plugging material is kneaded into a ball shape to be uniformly paved, embedded and filled in the hole gaps. The construction efficiency is low, the blocking material is easy to oxidize and lose efficacy, and the blocking material is easy to perforate, damage and disassemble after being blocked. When the air bag and the wrapping belt are used for construction, the cost is higher, the air bag is easier to damage, and the air bag cannot adapt to cable holes with different specifications.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems of inconvenience and high cost of the existing cable plugging construction, and provides a plugging sleeve applied to a cable hole.

The plugging sleeve applied to the cable hole comprises two plugging pipes and a corrugated pipe, wherein the two plugging pipes are respectively detachably mounted at two ports of the corrugated pipe;

the plugging tube comprises a horizontal segment tube body and a radial tube body, and the radial tube body is positioned on the outer side of the horizontal segment tube body; the outer walls of the horizontal section pipe body and the radial pipe body are sleeved with an air inflation bag, an air inflation opening is formed in the air inflation bag, and the air inflation opening penetrates out of the radial pipe body;

the inner wall front end of horizontal segment body is provided with first shutoff piece.

Furthermore, the outer side wall pipe of the radial pipe body is provided with an installation ring piece, and the installation ring piece is provided with an installation hole.

Further, the first blocking piece comprises a first fixing ring, and an elastic sheet group is arranged on the inner side of the first fixing ring; the elastic sheet group is composed of a plurality of elastic rubber sheet gathers.

Furthermore, the inner wall of the horizontal section pipe body is provided with a clamping device.

Further, the clamping device comprises a second fixing ring, a first spring is arranged on the upper portion of the inner wall of the second fixing ring, and a first clamping block is arranged at the tail end of the first spring; a second spring is arranged at the bottom of the inner wall of the second fixing ring, and a second clamping block is arranged at the tail end of the second spring; the first clamping block and the second clamping block are arranged oppositely.

Further, the first clamping block and the second clamping block are arc-shaped clamping blocks.

The utility model has the beneficial effects that:

1. the sleeve is internally filled by adopting an inflatable air bag, so that the inside of the plugging hole is conveniently filled and plugged.

2. Adopt first shutoff piece to carry out the shutoff to the edge of cable conductor, further strengthen this sheathed tube shutoff effect.

3. The bellows is adopted at the middle part, and the length of the sleeve can be adjusted according to the depth of the hole, so that the application range of the sleeve is enlarged.

Drawings

FIG. 1 is a schematic view of the overall structure of a bushing;

FIG. 2 is a schematic structural view of a first block piece;

FIG. 3 is a schematic structural view of the clamping device;

in the figure, 1-plugging tube, 11-horizontal segment tube, 12-radial tube, 13-mounting ring sheet, 14-mounting hole, 2-corrugated tube, 3-air bag, 31-inflation inlet, 4-clamping device, 41-second fixing ring, 42-first spring, 43-first clamping block, 44-second clamping block, 5-first plugging piece, 51-first fixing ring, 52-elastic sheet group.

Detailed Description

The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The utility model is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.

Example (b):

as shown in figures 1-3, a plugging sleeve applied to a cable hole comprises a plugging pipe 1 and a corrugated pipe 2, wherein the two plugging pipes 1 are respectively detachably mounted at two ports of the corrugated pipe 2.

The inner wall of both ends port department of bellows 2 is provided with the internal thread, and the inboard port department of the horizontal segment body 11 of shutoff pipe 1 is provided with the external screw thread, and internal thread and external screw thread connect the installation soon.

The bellows 2 is provided as a stretchable bellows, and a certain length can be properly stretched and adjusted. Bellows 2 is adopted at the middle part, can carry out sleeve pipe length according to the hole degree of depth and adjust, has increased sheathed tube application range.

The plugging pipe 1 comprises a horizontal section pipe body 11 and a radial pipe body 12, wherein the radial pipe body 12 is positioned at the outer side of the horizontal section pipe body 11; the outer walls of the horizontal pipe body 11 and the radial pipe body 12 are sleeved with an air inflation bag 3, an air inflation opening 31 is formed in the air inflation bag 3, and the air inflation opening 31 penetrates out of the radial pipe body 12; the inflatable bag 3 is arranged in an annular shape and is integrally sleeved on the outer walls of the horizontal section pipe body 11 and the radial pipe body 12, and when the inflatable bag is inflated, the inflatable bag 3 expands to fill and block the outer wall hole gap of the blocking pipe 1.

Through setting up radial body 12 for do not seal the shutoff hole I, protect inboard gas cell bag 3, improve this sheathed tube life.

The front end of the inner wall of the horizontal section pipe body 11 is provided with a first plugging piece 5. The first blocking piece 5 comprises a first fixing ring 51, and an elastic sheet group 52 is arranged on the inner side of the first fixing ring 51; the elastomeric sheet set 52 is comprised of a plurality of elastomeric rubber sheet gathers. Due to the elastic properties of the elastic sheet set 52 itself, the cable set can pass through the center of the elastic rubber sheets. Adopt first shutoff piece to carry out the shutoff to the edge of cable conductor, further strengthen this sheathed tube shutoff effect.

The outer side wall pipe of the radial pipe body 12 is provided with a mounting ring piece 13, and a mounting hole 14 is formed in the mounting ring piece 13.

And the inner wall of the horizontal section pipe body 11 is provided with a clamping device 4. The clamping device 4 comprises a second fixing ring 41, a first spring 42 is arranged on the upper part of the inner wall of the second fixing ring 41, and a first clamping block 43 is arranged at the tail end of the first spring 42; a second spring 45 is arranged at the bottom of the inner wall of the second fixing ring 41, and a second clamping block 44 is arranged at the tail end of the second spring 45; the first clamping block 43 and the second clamping block 44 are arranged oppositely. The first clamping block 43 and the second clamping block 44 are provided as arc-shaped clamping blocks. The clamping device 4 is used for clamping the cable group, fixing the cable group and preventing the cable group from deviating.

The use method of the casing; one of the plugging pipes 1 is detached from one end of the corrugated pipe 2; inserting the corrugated tube 2 into the hole; pulling the corrugated pipe 2 to a certain length according to the depth of the hole; and installing the disassembled plugging pipe 1 at one end of the corrugated pipe 2. The cable group passes through the center of the first plugging piece 5 and is clamped by a clamping device; the airbag 3 is inflated so that the hole outside the hole bushing is filled with the airbag 3. And then fixing the sleeve on the wall by using screws, and finally plugging the cable hole.

The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The utility model provides a be applied to shutoff sleeve pipe in cable hole which characterized in that: the corrugated pipe comprises two plugging pipes (1) and corrugated pipes (2), wherein the two plugging pipes (1) are respectively detachably arranged at two ports of the corrugated pipes (2);

the blocking pipe (1) comprises a horizontal section pipe body (11) and a radial pipe body (12), and the radial pipe body (12) is positioned on the outer side of the horizontal section pipe body (11); the outer walls of the horizontal section pipe body (11) and the radial pipe body (12) are sleeved with an air inflation bag (3), an air inflation opening (31) is formed in the air inflation bag (3), and the air inflation opening (31) penetrates out of the radial pipe body (12);

the front end of the inner wall of the horizontal section pipe body (11) is provided with a first plugging piece (5).

2. The plugging sleeve for the cable hole according to claim 1, wherein: the radial pipe body (12) is characterized in that an installation ring piece (13) is arranged on the outer side wall pipe of the radial pipe body, and an installation hole (14) is formed in the installation ring piece (13).

3. The plugging sleeve for the cable hole according to claim 1, wherein: the first blocking piece (5) comprises a first fixing ring (51), and an elastic sheet group (52) is arranged on the inner side of the first fixing ring (51); the elastic sheet group (52) is composed of a plurality of elastic rubber sheet gathers.

4. The plugging sleeve for the cable hole according to claim 1, wherein: and a clamping device (4) is arranged on the inner wall of the horizontal section pipe body (11).

5. The plugging sleeve for the cable hole according to claim 4, wherein: the clamping device (4) comprises a second fixing ring (41), a first spring (42) is arranged on the upper portion of the inner wall of the second fixing ring (41), and a first clamping block (43) is arranged at the tail end of the first spring (42); a second spring (45) is arranged at the bottom of the inner wall of the second fixing ring (41), and a second clamping block (44) is arranged at the tail end of the second spring (45); the first clamping block (43) and the second clamping block (44) are arranged oppositely.

6. The plugging sleeve for the cable hole according to claim 5, wherein: the first clamping block (43) and the second clamping block (44) are arc-shaped clamping blocks.