Cable support structure

Abstract

The utility model discloses a cable support structure which comprises a support body longitudinally arranged in an installation channel, and an installation space is formed between at least one side of the support body and the inner wall of the installation channel. At least one cable protection pipe assembly is installed on at least one side of the support body located in the installation space through an installation structure. The support body is arranged in the middle of the installation channel, the installation space is formed between at least one of the two sides of the support body and the inner wall of the installation channel, the cable protection pipe assembly is arranged in the installation space, and compared with an existing cable protection pipe installed on the side wall of the installation channel, heat dissipation towards the periphery is facilitated. The cable support is simple in structure, can be pushed into the mounting channel through the guide roller assembly, can be detached after being pushed into the mounting channel, can be connected with the L-shaped connecting piece, can effectively avoid the overall rotation deviation condition in the later cable laying process, can prevent the longitudinal displacement of the support main body in the cable dragging process, and is tensioned and limited through the first fastening piece.

Description

Technical Field

[0001] The utility model relates to the field of cable supports, and specifically designs a cable support structure used in tunnels or pipelines. Background Art

[0002] With the continuous expansion and updating of the power grid, in order to adapt to the needs of the development of the power system, the voltage level of the urban power transmission line is constantly increasing, and the cross-section of the cable is also constantly increasing. Since the tunnel does not occupy the ground space and can be built in advance, it is well prepared for the future cable laying facilities, solves the problem of multiple construction and road damage, and is conducive to the improvement of the city appearance and environment. The design and application of power cable tunnels are increasing. Due to the requirements of high voltage and large cross-section cable transmission capacity, the heat dissipation requirements around the cable are high, and the existing installation structure is unstable and difficult to install. Therefore, it is very important to obtain a cable bracket structure that overcomes the above defects. Utility Model Content

[0003] In order to solve at least one of the above-mentioned technical problems, the utility model provides a cable bracket structure, including a bracket body longitudinally arranged in an installation channel, at least one installation space is formed between at least one side of the bracket body and the inner wall of the installation channel, and at least one side of the bracket body located at at least one of the installation spaces is installed with at least one cable protection tube assembly through an installation structure.

[0004] Through the above technical scheme, the bracket body of the utility model is arranged in the middle of the installation channel, and an installation space is formed between at least one side of its two sides and the inner wall of the installation channel. The cable protection tube assembly is placed in the installation space. Compared with the existing cable protection tube installed on the side wall of the installation channel, it is convenient to dissipate heat to the surroundings.

[0005] The mounting structure includes at least one support member, which is mounted on one side of the bracket body and is arranged at an angle with the bracket body, the angle of which is ∈[0, 90], and the cable protection tube assembly is placed on the support member. It also includes at least one first clamp, which connects the support member and the side wall of the bracket body.

[0006] The mounting structure includes at least one second clamp, and the second clamp mounts the cable protection tube assembly on at least one side of the bracket body.

[0007] Or the mounting structure includes a recess formed on the outer wall of the bracket body, and the cable protection tube assembly is directly placed in the recess.

[0008] It also includes at least one first fastener, which is threadedly connected to the bracket body, and the first fastener contacts the inner wall of the installation channel to limit the bracket body.

[0009] A guide roller assembly matched with the inner wall of the installation channel is detachably mounted on the bracket body.

[0010] The invention also includes at least one second fastener, which is connected to the inner wall of the installation channel to limit the circumferential sliding of the bracket body along the inner wall of the installation channel. The invention also includes at least one L-shaped connector, and at least one third fastener, which is connected to the bracket body through the third fastener, and the L-shaped connector is connected to the inner wall of the installation channel through the second fastener.

[0011] The bracket body includes two longitudinal support rods and two transverse support rods, and the transverse support rods are connected between the two longitudinal support rods. The bottom of the longitudinal support rod is an inclined surface or an arc surface that matches the inner wall of the installation channel. The guide roller assembly is installed between the bottoms of the two longitudinal support rods, and the first fastener is connected to the transverse support rod located above.

[0012] The cable protection tube assembly includes a first cable protection tube and a second cable protection tube.

[0013] A connecting rod is installed between the plurality of the support bodies to make the movement between the plurality of support bodies relatively static. A notch 13 is provided at a corresponding position on the longitudinal support rod 101 of the support body 1, and a connecting rod 8 is installed at the notch to limit the parallel tilt of the support body 1.

[0014] Compared with the prior art, the beneficial effects of the present invention are: the present invention has a simple structure, is pushed into the installation channel through the guide roller assembly, can be disassembled after being pushed in, and can then be connected to the L-shaped connector to effectively avoid the overall rotational offset during the subsequent cable laying process, and can prevent the longitudinal displacement of the bracket body during the dragging of the cable, and is tightened and limited by the first fastener. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front view of the first embodiment of the utility model;

[0016] Figure 2 This is the front view of the second embodiment of the utility model;

[0017] Figure 3 for Figure 1 A magnified image of point A;

[0018] Reference numerals:

[0019] 1 support body; 101 longitudinal support rod; 102 transverse support rod;

[0020] 2Installation space;

[0021] 3 cable protection tube assembly; 301 first cable protection tube; 302 second cable protection tube;

[0022] 4 mounting structure; 401 support member; 402 first clamp; 403 second clamp;

[0023] 501 first fastener; 502 second fastener; 503 L-type connector; 504 third fastener;

[0024] 6 guide roller assembly; 601 connecting shaft; 602 roller;

[0025] 7 installation channel;

[0026] 8 connecting rods; 13 notches. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the present invention and to more clearly define the scope of protection claimed by the present invention, the present invention is described in detail below with respect to certain specific embodiments of the present invention. It should be noted that the following are only certain specific implementation methods of the present invention, which are only part of the embodiments of the present invention, and the specific and direct description of the relevant structures is only for the convenience of understanding the present invention, and the specific features do not naturally and directly limit the scope of implementation of the present invention.

[0028] Referring to the accompanying drawings, the utility model adopts the following technical solution: a cable bracket structure, including a bracket body 1 longitudinally arranged in an installation channel 7, at least one installation space 2 is formed between at least one side of the bracket body 1 and the inner wall of the installation channel 7, and at least one side of the bracket body 1 located at the installation space 2 is installed with at least one cable protection tube assembly 3 through an installation structure 4.

[0029] It also includes a support body, in which an installation channel 7 is provided, and the support body forms an existing tunnel or pipeline structure.

[0030] In this embodiment, the bracket body 1 is vertically arranged on the installation channel 7, or in other embodiments, the axes of the bracket body 1 and the installation channel 7 have a certain angle, that is, they are inclined.

[0031] Through the above technical scheme, the bracket body 1 of the utility model is arranged in the middle of the installation channel 7, and an installation space 2 is formed between at least one side of its two sides and the inner wall of the installation channel 7. The cable protection tube assembly 3 is placed in the installation space 2. Compared with the existing cable protection tube installed on the side wall of the installation channel 7, it is convenient to dissipate heat to the surroundings.

[0032] The mounting structure 4 includes at least one support member 401, which is installed on one side of the bracket body 1 by bolt connection, welding or integral molding and is arranged at an angle with the bracket body 1, and the angle of the angle ∈[0, 90], and the cable protection tube assembly 3 is placed on the support member 401. It also includes at least one first clamp 402, which connects the support member 401 and the side wall of the bracket body 1.

[0033] The mounting structure 4 includes at least one second clamp 403 , and the second clamp 403 mounts the cable protection tube assembly 3 on at least one side of the bracket body 1 .

[0034] Or the mounting structure 4 includes a recess opened on the outer wall of the bracket body 1, and the cable protection tube assembly 3 is directly placed in the recess.

[0035] It also includes at least one first fastener 501 , which is threadedly connected to the bracket body 1 , and the first fastener 501 contacts the inner wall of the installation channel 7 to limit the bracket body 1 .

[0036] The support body 1 is detachably mounted with a guide roller assembly 6 that cooperates with the inner wall of the mounting channel 7 .

[0037] The cable protection tube assembly 3 includes a first cable protection tube 301 and a second cable protection tube 302 .

[0038] It also includes at least one second fastener 502, which is connected to the inner wall of the installation channel 7 to limit the circumferential sliding of the bracket body 1 along the inner wall of the installation channel 7. It also includes at least one L-shaped connector 503, and at least one third fastener 504, the L-shaped connector 503 is connected to the bracket body 1 through the third fastener 504, and the L-shaped connector 503 is connected to the inner wall of the installation channel 7 through the second fastener 502.

[0039] The support body 1 includes two longitudinal support rods 101 and two transverse support rods 102, and the transverse support rods 102 are connected between the two longitudinal support rods 101 by bolts or welding. The bottom of the longitudinal support rod 101 is an inclined surface or an arc surface that matches the inner wall of the installation channel 7, and the guide roller assembly 6 is installed between the bottoms of the two longitudinal support rods 101, and the first fastener 501 is connected to the transverse support rod 102 located above.

[0040] The support body 1 is made of aluminum alloy. The longitudinal support rod 101 is made of high-quality corrosion-resistant hot-dip galvanized steel pipe.

[0041] The third fastener 504 and the second fastener 502 are M12*100 chemical anchor bolts.

[0042] The first fasteners 501 are made of high-strength, corrosion-resistant hot-dip galvanized bolts, and are all made with sufficient design margins.

[0043] In this embodiment, there are four first cable protection tubes 301, which are MPP tubes with a size of 290*20 cm, and there are two second cable protection tubes 302, which are MPP tubes with a size of 110*5 cm.

[0044] The utility model needs to first lay the cable in the hole of the first cable protection tube 301 located at the bottom, and after the laying of the hole is completed, the main cable is laid in the hole of the first cable protection tube located at the top.

[0045] The guide wheel assembly includes a connecting shaft 601 detachably connected to the longitudinal support rod 101, and a roller 602 is sleeved on the connecting shaft 601 so that the roller 602 can rotate on the connecting shaft 601. The detachable connection method can be bolt connection or the like.

[0046] Compared with the prior art, the utility model has the following beneficial effects: the utility model has a simple structure, and the guide roller assembly 6 is pushed into the installation channel 7, which can be disassembled after being pushed in, and then the L-shaped connector 503 can be connected to effectively avoid the overall rotation offset during the later cable laying process, and can prevent the longitudinal displacement of the bracket body 1 during the cable dragging process, and the first fastener 501 is used for tension and limit. The utility model can be adapted to 1.5-meter jacking pipes.

[0047] In the utility model, when the support body 1 is moved, a winch can be installed at the other end of the installation channel 7 as a power source, and the support body 1 is connected through a steel wire rope.

[0048] A connecting rod 8 is installed between the plurality of the bracket bodies 1 to make the movement between the plurality of bracket bodies 1 relatively static. The connecting rod 8 is arranged along the communication direction of the installation channel 7.

[0049] The above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by technicians in this technical field within the essential scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. A cable support structure, characterized in that: The invention comprises at least one bracket body (1) longitudinally arranged in a mounting channel (7), wherein a mounting space (2) is formed between at least one side of the bracket body (1) and the inner wall of the mounting channel (7), and at least one mounting structure and at least one cable protection tube assembly (3) are arranged in at least one of the mounting spaces (2), and the cable protection tube assembly (3) is mounted on the bracket body (1) via a mounting structure (4).

2. The cable support structure according to claim 1, characterized in that: The mounting structure (4) comprises at least one support member (401), wherein the support member (401) is mounted on one side of the bracket body (1) and is arranged at an angle with the bracket body (1), wherein the angle ∈[0, 90], and the cable protection tube assembly (3) comprises a first cable protection tube (301), wherein the first cable protection tube (301) is placed on the support member (401).

3. The cable support structure according to claim 2, characterized in that: It also includes at least one first hoop (402), wherein the first hoop (402) connects the support member (401) and the side wall of the support body (1), and the first hoop (402) is enclosed on the first cable protection tube (301).

4. The cable support structure according to any one of claims 1 to 3, characterized in that: The mounting structure (4) comprises at least one second clamp (403), the cable protection tube assembly (3) comprises a second cable protection tube (302), the second clamp (403) is encircled on the second cable protection tube (302), and the two ends of the second clamp (403) are respectively mounted on at least one side of the bracket body (1).

5. The cable support structure according to claim 1, characterized in that: It also comprises at least one first fastener (501), wherein the first fastener (501) is threadedly connected to the bracket body (1), and the first fastener (501) contacts the inner wall of the installation channel (7) to limit the position of the bracket body (1).

6. The cable support structure according to claim 1 or 5, characterized in that: A guide roller assembly (6) that cooperates with the inner wall of the installation channel (7) is detachably mounted on the support body (1).

7. The cable support structure according to claim 1 or 5, characterized in that: It also includes at least one second fastener (502), which is connected to the inner wall of the installation channel (7) to limit the circumferential sliding of the bracket body (1) along the inner wall of the installation channel (7).

8. The cable support structure according to claim 7, characterized in that: It also includes at least one L-shaped connecting piece (503) and at least one third fastener (504), wherein the L-shaped connecting piece (503) is connected to the bracket body (1) via the third fastener (504), and the L-shaped connecting piece (503) is connected to the inner wall of the installation channel (7) via the second fastener (502).

9. The cable support structure according to claim 6, characterized in that: The support body (1) comprises two longitudinal support rods (101) and two transverse support rods (102), wherein the transverse support rods (102) are connected between the two longitudinal support rods (101).

10. The cable support structure according to claim 1, characterized in that: A connecting rod (8) is installed between the plurality of bracket bodies (1).

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