CN219960047U

CN219960047U - Wall bushing

Info

Publication number: CN219960047U
Application number: CN202321423225.9U
Authority: CN
Inventors: 金建浩
Original assignee: Huagui Electric Stock Co ltd
Current assignee: Huagui Electric Stock Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-11-03
Anticipated expiration: 2033-06-06

Abstract

The utility model discloses a wall bushing which comprises a pipe body, wherein a cable channel is arranged in the pipe body, an annular mounting plate is arranged in the cable channel, an annular mounting groove is formed between the mounting plate and the pipe body, a sealing plate which is attached to the pipe body and the mounting plate is inserted into the mounting groove, and a cable through hole matched with a cable is formed in the sealing plate, so that after the cable is inserted into the cable through hole, a sealing state is formed between the pipe body and the sealing plate. The sealing device has the beneficial effects that the sealing plate is used for sealing the gap between the wall bushing and the cable, so that the sealing performance of the wall bushing can be ensured even if a fire disaster occurs, and the sealing device is more reliable.

Description

Wall bushing

Technical Field

The utility model belongs to the technical field of building engineering construction, and particularly relates to a wall bushing.

Background

The wall bushing is also called a wall bushing or a wall embedded pipe, is generally pre-arranged in a casting wall body, and can penetrate a cable into the building through the pre-arranged wall bushing after the construction of the building main body is completed.

The wall bushing generally comprises a transverse plate for fixing, two sides of the transverse plate are respectively provided with a tube body, channels which are communicated with each other are arranged in the tube bodies, cables on two sides of the wall body respectively enter and are connected outside the channels, a certain gap exists between the installed cables and the channels, dust and water vapor easily enter the joint of the two cables, normal use of the cables is affected, and in order to solve the problems, the aluminum foil sealing air bags are generally used at present to fill gaps between the cables and the channels.

However, the use of only a sealing bladder to close the gap between the cable and the channel suffers from the following drawbacks: after a fire disaster occurs, the sealing air bags are quickly melted due to the high ambient temperature, so that the tightness between the cable and the channel is poor, dust generated by combustion also enters the cable connection part to cause safety accidents, and the sealing air bags are required to be reset later, so that the safety accident is troublesome; when the number of the layers of the sealing air bag is large, the cost is high, and when the number of the layers of the sealing air bag is small, the tightness between the cable and the channel is difficult to ensure.

Disclosure of Invention

Aiming at the defects of the existing wall bushing and cable, which are caused by filling gaps by adopting an aluminum foil sealing air bag, the following utility model is provided:

the utility model provides a wall bushing, includes the body, be equipped with the cable passage in the body, be equipped with annular mounting panel in the cable passage, be formed with annular mounting groove between mounting panel and the body, be equipped with the closing plate that laminates mutually with body and mounting panel in the mounting groove, be equipped with the cable through-hole that matches with the cable on the closing plate, in order to be in after the cable inserts in the cable through-hole, be airtight state between body and the closing plate.

Further, be equipped with a plurality of bar grooves on the mounting panel, the closing plate includes main shrouding and ring seal board, be equipped with a plurality of horizontal picture peg that match with the bar groove between main shrouding and the ring seal board, main shrouding laminating inserts to the mounting panel inboard, the ring seal board laminating inserts to the mounting groove in.

Further, the wall bushing further comprises a cover plate, wherein one end of the cover plate is fixedly matched with the mounting groove to seal the opening of the mounting groove, so that the sealing performance of the wall bushing is further improved.

Further, the cover plate is provided with a ring inserting plate matched with the mounting groove, the ring inserting plate is longer than the mounting groove in depth, and the inner side of the ring inserting plate is provided with a plurality of strip inserting plates matched with the strip grooves.

Advantageous effects

The utility model provides a wall bushing, which is provided with a sealing plate to seal a gap between a cable and a cable channel, wherein the sealing plate has the following advantages compared with a sealing air bag: the sealing performance of the wall bushing is improved; even if a fire disaster occurs, the tightness of the wall bushing is not greatly affected, so that the cable can work normally; the use cost of the wall bushing is reduced.

Drawings

FIG. 1 is a schematic perspective view of a wall bushing according to the present utility model;

FIG. 2 is a schematic perspective view of a pipe body according to the present utility model;

FIG. 3 is a schematic perspective view of a sealing plate according to the present utility model;

fig. 4 is a schematic perspective view of a cover plate in the present utility model.

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. a tube body; 2. a cable channel; 3. a mounting plate; 4. a sealing plate; 5. a cover plate; 11. a cross plate; 31. a mounting groove; 32. a bar-shaped groove; 41. a main sealing plate; 42. a ring sealing plate; 43. a transverse plugboard; 44. a cable through hole; 51. a ring plugboard; 52. and (5) a strip plugboard.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in the following examples.

It will be apparent that the described embodiments are merely some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

The terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-3, which are preferred embodiments of the present utility model, a wall bushing includes a transverse plate 11 and tube bodies 1 disposed at two ends of the transverse plate 11, the tube bodies 1 are provided with mutually penetrating cable channels 2, two annular mounting plates 3 are disposed in the cable channels 2 at two sides of the transverse plate 11, an annular mounting groove 31 is formed between the mounting plates 3 and the tube bodies 1, in this embodiment, the cable channels 2 are in an oblong shape, and correspondingly, the mounting grooves 31 and the mounting plates 3 are also in an oblong annular structure. The sealing plate 4 which is simultaneously attached to the inner side of the pipe body 1 and the inner side of the mounting plate 3 is horizontally inserted into the mounting groove 31, a plurality of cable through holes 44 are formed in the sealing plate 4, and the cable through holes 44 are matched with the cable in size.

When the cable is used, the cable passes through the sealing plate 4, the cable through hole 44 is matched with the sealing plate 4 in a fitting way, the sealing plate 4 is horizontally inserted into the mounting groove 31, the mounting groove 31 and the mounting plate 3 are matched with the sealing plate 4, after the sealing plates 4 at two sides of the transverse plate 11 enter the cable channel 2, a closed cavity is formed in the cable sleeve, so that water vapor or dust is prevented from entering the cavity, and the connecting effect of the cable is affected. The sealing plate 4 may be made of a high melting point metal such as copper or iron, and the sealing plate 4 may maintain good sealing performance even if a fire occurs, compared to a sealed airbag.

The aluminum foil sealing air bags can be continuously sleeved on the cables outside the sealing plate 4 according to the requirements, so that the sealing performance of the cable sleeve is further improved.

In this embodiment, the mounting plate 3 is provided with a plurality of strip-shaped grooves 32 extending horizontally along the mounting plate 3, the strip-shaped grooves 32 are arranged in a long circular ring shape along the mounting plate 3, the sealing plate 4 comprises a main sealing plate 41 and a ring sealing plate 42, a plurality of transverse insertion plates 43 matched with the strip-shaped grooves 32 are arranged between the main sealing plate 41 and the ring sealing plate 42, the main sealing plate 41 is in a long circular shape matched with an opening at the inner side of the mounting plate 3, and the ring sealing plate 42 is in a long circular shape, wherein the cable through holes 44 are formed in the main sealing plate 41.

In use, the ring seal plate 42 is fittingly inserted into the mounting groove 31, the transverse insertion plate 43 is fittingly inserted into the strip-shaped groove 32, and the main seal plate 41 is fittingly inserted into the mounting plate 3. As shown in fig. 4, in order to improve the sealing performance of the wall bushing, the wall bushing further includes a cover plate 5, the cover plate 5 is provided with a ring inserting plate 51 matched with the mounting groove 31, the ring inserting plate 51 is longer than the mounting groove 31, and a plurality of strip inserting plates 52 matched with the strip grooves 32 are arranged on the inner side of the ring inserting plate 51.

After the ring inserting plate 51 is completely inserted into the mounting groove 31, the ring sealing plate 42 is completely pushed by the ring inserting plate 51 to be attached to the bottom of the mounting groove 31, and the strip inserting plate 52 is inserted into and fixed to the strip groove 32.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a wall bushing, includes body (1), be equipped with cable passage (2), its characterized in that in body (1): be equipped with annular mounting panel (3) in cable channel (2), be formed with annular mounting groove (31) between mounting panel (3) and body (1), be equipped with in mounting groove (31) sealing plate (4) of laminating mutually with body (1) and mounting panel (3), be equipped with on sealing plate (4) with cable through-hole (44) that match, in order to be in after the cable inserts in cable through-hole (44), be airtight state between body (1) and sealing plate (4).

2. The wall bushing of claim 1, wherein: be equipped with a plurality of bar grooves (32) on mounting panel (3), closing plate (4) are including main shrouding (41) and ring seal board (42), be equipped with a plurality of horizontal picture peg (43) that match with bar groove (32) between main shrouding (41) and ring seal board (42), main shrouding (41) laminating inserts to mounting panel (3) inboard, ring seal board (42) laminating inserts in mounting groove (31).

3. The wall bushing of claim 2, wherein: the device also comprises a cover plate (5), wherein one end of the cover plate (5) is fixedly matched with the mounting groove (31) to seal the opening of the mounting groove (31).

4. A wall bushing according to claim 3, wherein: the cover plate (5) is provided with a ring inserting plate (51) matched with the mounting groove (31), the ring inserting plate (51) is longer than the mounting groove (31), and the inner side of the ring inserting plate (51) is provided with a plurality of strip inserting plates (52) matched with the strip grooves (32).