CN218102425U

CN218102425U - Compensation structure of cable duct at expansion joint of building

Info

Publication number: CN218102425U
Application number: CN202222252447.0U
Authority: CN
Inventors: 郑锦清; 孙小林; 黄石林; 袁剑飞; 庄佳彬; 黄鑫
Original assignee: Guangdong Liasi Electrical & Mechanical Engineering Co ltd
Current assignee: Guangdong Liasi Electrical & Mechanical Engineering Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2022-12-20
Anticipated expiration: 2032-08-25

Abstract

The utility model provides a compensation structure of a cable duct at an expansion joint of a building, which comprises an expansion line duct and an expansion hanger; the telescopic wire casing comprises a plurality of wire casing units, and the wire casing units are sequentially arranged along a length direction and are hinged end to end so that the telescopic wire casing can be adjusted in length; the telescopic wire slot comprises end parts at two ends and a middle part positioned between the two end parts; the middle part of the telescopic wire groove is higher than the end part of the telescopic wire groove; the telescopic hanging bracket comprises a movable bracket; the movable frame can move up and down; the middle part of the telescopic wire groove is erected on the movable frame. This technical scheme is through setting up the flexible wire casing of the tensile regulation of length accessible, and the position at the middle part of flexible wire casing is higher than its tip under the initial condition, and when building post expansion joint grow, the extension of being flare-outed of flexible wire casing lays also there is tensile surplus in the cable of flexible wire casing, is difficult for causing the damage because of the drawing.

Description

Compensation structure of cable groove at building expansion joint

Technical Field

The utility model relates to a compensation structure of cable duct at building expansion joint.

Background

The building has the expansion joint, and when the expansion joint of cable raceway process building, along with live time's lapse, the building can be owing to sink the original expansion joint of reason and can grow, then can cause the cable of laying to be pulled and damaged or break, and the incident appears.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a compensation structure of a cable duct at an expansion joint of a building, which comprises a telescopic duct and a telescopic hanger; the telescopic wire casing comprises a plurality of wire casing units, and the wire casing units are sequentially arranged along a length direction and are hinged end to end so that the telescopic wire casing can be adjusted in length; the telescopic wire slot comprises end parts at two ends and a middle part positioned between the two end parts; the middle part of the telescopic wire groove is higher than the end part of the telescopic wire groove; the telescopic hanging bracket comprises a movable bracket; the movable frame can move up and down; the middle part of the telescopic wire groove is erected on the movable frame.

This technical scheme is through setting up the flexible wire casing of the tensile regulation of length accessible, and the position at the middle part of flexible wire casing is higher than its tip under the initial condition, and when building column expansion joint grow, the extension of being flare-outing of flexible wire casing lays also there is tensile surplus in the cable of flexible wire casing, is difficult for causing the damage because of the tensile.

This technical scheme sets up flexible gallows and carries out the bearing to flexible wire casing, and can cooperate the change of flexible wire casing to change the height.

Drawings

Fig. 1 is the structure schematic diagram of the telescopic wire slot and the telescopic hanging bracket of the utility model.

Fig. 2 is a schematic structural view of the telescopic wire slot of the present invention.

Fig. 3 is a schematic structural view of the fixing hanger of the present invention.

Fig. 4 is a schematic view of a first usage state of the present invention.

Fig. 5 is a schematic view of a second usage state of the present invention.

Detailed Description

The application scheme is further described below with reference to the accompanying drawings:

referring to the attached drawings 1-5, a compensation structure of a cable trunking at an expansion joint of a building comprises an expansion trunking 1 and an expansion hanger 2.

The telescopic wire casing 1 comprises a plurality of wire casing units 10, and each wire casing unit 10 is sequentially arranged along a length direction and is hinged end to end so that the telescopic wire casing 1 can be adjusted in length.

The telescopic wire casing 1 comprises end parts 12 at two ends and a middle part 11 positioned between the two end parts 12; the middle part 11 of the telescopic trunking 1 is located higher than the end part 12 thereof.

The telescopic hanging bracket 2 comprises a movable bracket; the movable frame can move up and down to change the height by matching with the telescopic wire slot 1; the middle part 11 of the telescopic wire casing 1 is erected on the movable frame.

This technical scheme is through setting up the flexible wire casing 1 of the tensile regulation of length accessible, and the position of the middle part 11 of flexible wire casing 1 is higher than its tip 12 under the initial condition, and when the building column expansion joint grow, the extension of being flare-outed of flexible wire casing 1 lays the cable in flexible wire casing 1 and also has tensile surplus, is difficult for causing the damage because of the stretching.

This technical scheme sets up flexible gallows 2 and carries out the bearing to flexible wire casing 1, and can cooperate the change of flexible wire casing 1 to change the height.

In this embodiment, the middle portion 11 of the telescopic trunking 1 is arched to form a bridge shape, wherein the end portions 12 at two ends of the telescopic trunking 1 are respectively composed of trunking units 10, and the middle portion 11 of the telescopic trunking 1 is composed of three trunking units 10.

The telescopic hanging bracket 2 also comprises a fixed bracket; the number of the movable frames is two; the two movable frames are hinged with the fixed frame to rotate up and down.

This technical scheme carries out the bearing to flexible wire casing 1 through two adjustable rests, and stability is high.

The fixing frame comprises two fixing plates 23 which are vertically arranged; the movable frame comprises a bearing part 21 and two swing arms 22 which are respectively connected with two ends of the bearing part 21; the swing arms 22 on the same side of the two movable frames are arranged in a crossed manner, and the crossed position is hinged with a fixed plate 23 through a hinge shaft 25.

When the two ends of the telescopic trunking 1 are stressed and stretched, the middle part 11 thereof gradually moves downwards, and the swing arms 22 of the two movable frames are folded inwards and move downwards, so that the supporting part 21 adapts to the height change of the middle part 11 of the telescopic trunking 1.

In this embodiment, the supporting portion 21 is an angle iron, which has a wide source in the field of construction and a stable structure.

One end of the swing arm 22 is a movable end connected with the bearing part 21, and the other end is a traction end; the traction end of each swing arm 22 is connected with one end part 12 of the telescopic wire casing 1 through a traction rope 24; the pulling ropes 24 on the two swinging arms 22 on the same side are arranged in a crossed manner. Specifically, the traction end is provided with a connecting hole 241 for the traction rope 24 to pass through and bind. The arrangement of the hauling cable 24 is beneficial to keeping balance of the two end parts 12 of the telescopic wire groove 1.

In this embodiment, the hauling rope 24 is a steel wire rope.

The compensation structure of the cable duct at the expansion joint of the building also comprises two fixed hangers 3; two end parts 12 of the telescopic wire casing 1 are respectively erected on the two fixed hanging brackets 3; the telescopic hanging bracket 2 is higher than the fixed hanging bracket 3.

The fixed hanging bracket 3 comprises a transverse plate 31 for supporting the telescopic wire casing 1 and vertical plates 32 vertically arranged at two ends of the transverse plate.

The end 12 of the telescopic trunking 1 is mounted on a transverse plate 31 of the fixed hanger 3 and can move relative to the fixed hanger 3 during telescopic adjustment.

The trunking unit 10 comprises a bottom wall 101 and side walls 102 positioned at two sides of the bottom wall 101 and is in a through groove shape; adjacent trunking units 10 are hinged by a shaft 103 on the side wall 102.

In this embodiment, the shaft 103 is a pin shaft or a screw shaft.

The side wall 102 of the trunking unit 10 at the end of the telescopic trunking is provided with a connecting hole 241 for connecting with a hauling rope.

The wire casing unit 10 is made of steel and is high in stability.

When in use, as shown in fig. 4, the power cable 5 is arranged in the telescopic wire slot 1 in a penetrating way; the trunking unit 10 in the middle 11 of the telescopic trunking 1 is rotated to arch up the trunking unit 10 higher than the end 12, and is erected on the supporting part 21 of the telescopic hanging bracket 2; the end part 12 of the telescopic wire casing 1 is erected on the fixed hanging bracket 3; the telescopic trunking 1 passes through the expansion joint of the building. The fixed plate 23 of the telescopic hanger 2 and the vertical plate 32 of the fixed hanger 3 are fixedly connected with the building 4, the telescopic hanger 2 avoids the arrangement of the expansion joint 41, the telescopic hanger 2 of the embodiment is fixed on the left side of the expansion joint 41, and the two fixed hangers 3 are respectively arranged on the left side and the right side of the expansion joint 41.

As shown in fig. 5, when the building 4 is inclined and the expansion joint 41 is enlarged, the telescopic trunking 1 is stretched out and extended, the movable frame of the telescopic hanging frame 2 is folded and moved downwards, and the supporting part 21 keeps supporting the telescopic trunking 1.

The above-described preferred embodiments should be considered as examples of the embodiments of the present application, and any technical deductions, substitutions, improvements and the like, which are similar, approximate or based on the present application, should be considered as the protection scope of the present patent.

Claims

1. The utility model provides a compensation structure of cable duct at building expansion joint which characterized in that:

comprises a telescopic wire groove and a telescopic hanging bracket;

the telescopic wire casing comprises a plurality of wire casing units, and the wire casing units are sequentially arranged along a length direction and are hinged end to end so that the telescopic wire casing can be adjusted in length;

the telescopic wire slot comprises end parts at two ends and a middle part positioned between the two end parts;

the middle part of the telescopic wire groove is higher than the end part of the telescopic wire groove;

the telescopic hanging bracket comprises a movable bracket;

the movable frame can move up and down;

the middle part of the telescopic wire groove is erected on the movable frame.

2. The compensating structure for cable trunking at a building expansion joint of claim 1 wherein:

the telescopic hanging bracket also comprises a fixing bracket;

the number of the movable frames is two; the two movable frames are hinged with the fixed frame.

3. The compensating structure for cable trunking at a building expansion joint according to claim 2, wherein:

the fixing frame comprises two fixing plates which are vertically arranged;

the movable frame comprises a bearing part and two swing arms which are respectively connected with two ends of the bearing part;

the swing arms at the same side of the two movable frames are arranged in a crossed manner, and the crossed position is hinged with a fixed plate through a hinge shaft.

4. The compensation structure of the cable trough at the expansion joint of the building according to claim 3, wherein:

one end of the swing arm is a movable end connected with the bearing part, and the other end of the swing arm is a traction end;

the traction end of each swing arm is connected with one end part of the telescopic wire groove through a traction rope;

the hauling ropes on the two swing arms at the same side are arranged in a crossing way.

5. The compensation structure of the cable duct at the expansion joint of the building according to claim 1, wherein:

the device also comprises two fixed hanging brackets;

two end parts of the telescopic wire groove are respectively erected on the two fixed hanging brackets;

the telescopic hanging bracket is higher than the fixed hanging bracket.

6. The compensation structure of the cable duct at the expansion joint of the building according to claim 1, wherein:

the wire slot unit comprises a bottom wall and side walls positioned on two sides of the bottom wall;

the adjacent wire duct units are hinged through shaft pieces on the side walls.

7. The compensating structure for cable trunking at a building expansion joint of claim 1 wherein:

the wire casing unit is made of steel.