Wire duct structure for high-speed rail

Abstract

The utility model relates to the technical field of electric power, in particular to a trunking structure for a high-speed rail, which comprises a bottom box and a top cover, wire clamping structures are arranged at the front and back of the bottom of an inner cavity of the bottom box at equal intervals, each wire clamping structure comprises a base arranged on the inner side of the bottom box, and the bottom of each base is fixedly connected with the bottom of the inner cavity of the bottom box. An open groove is formed in the middle of the top of the base, a transverse rod is arranged in an inner cavity of the open groove, the left end and the right end of the transverse rod are fixedly connected with the inner walls of the left side and the right side of the open groove correspondingly, the middle of the surface of the transverse rod is sleeved with a telescopic spring, and movable connecting plates are symmetrically arranged on the left side and the right side of the surface of the transverse rod. The inner sides of the two movable connecting plates are slidably connected with the surface of the cross rod, the top ends of the two movable connecting plates extend out of the open groove, clamping plates are fixedly connected to the tops of the opposite sides of the two movable connecting plates correspondingly, and sponge pads are bonded to the inner sides of the two clamping plates correspondingly; and aging acceleration caused by mutual friction between the cables can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of electric power, in particular to a wire trough structure for high-speed railways. Background Art

[0002] Cable troughs, also known as wiring troughs, distribution troughs, and row cable troughs, are electrical tools used to organize power cables, data cables and other wires in a standardized manner and fix them on walls or ceilings. Cable troughs are often required when installing cables for high-speed rail installations to facilitate installation operations by operators. The existing cable trough structure clamps and installs multiple cables together, which makes it easy for the cables to rub against each other, causing wear on the surface of the cables, accelerating the aging process and not conducive to cable heat dissipation. Utility Model Content

[0003] The purpose of the utility model is to provide a wire duct structure for high-speed railways to solve the problems raised in the above-mentioned background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A wire trough structure for high-speed railways, comprising a bottom box and a top cover, wherein a wire clamping structure is equidistantly arranged at the front and rear of the bottom of the inner cavity of the bottom box;

[0006] The wire clamping structure includes a base arranged on the inner side of the bottom box, the bottom of the base is fixedly connected to the bottom of the inner cavity of the bottom box, a groove begins to be formed in the middle of the top of the base, a cross bar is arranged in the inner cavity of the groove, the left and right ends of the cross bar are respectively fixedly connected to the left and right inner walls of the groove, a telescopic spring is sleeved on the middle of the surface of the cross bar, and movable connecting plates are symmetrically arranged on the left and right sides of the surface of the cross bar, the inner sides of the two movable connecting plates are slidably connected to the surface of the cross bar, the tops of the two movable connecting plates extend to the outside of the groove, the tops of the opposite sides of the two movable connecting plates are fixedly connected with clamping plates, and the inner sides of the two clamping plates are bonded with sponge pads.

[0007] As a preferred solution of the utility model, the two ends of the telescopic spring are respectively fixedly connected to the opposite sides of the two movable connecting plates, and the clamping plate is arranged in an arc shape.

[0008] As a preferred solution of the utility model, the total number of the wire-holding structures is eight, and each of the eight wire-holding structures forms a group of four, and two groups of the wire-holding structures are arranged corresponding to each other.

[0009] As a preferred solution of the utility model, the tops of the inner walls on the left and right sides of the bottom box are provided with card slots, and the left and right sides of the bottom of the top cover are fixedly connected with card blocks.

[0010] As a preferred solution of the utility model, the cross section of the clamping block is L-shaped, and the two clamping blocks are slidably connected to the inner walls of the two clamping slots respectively.

[0011] As a preferred solution of the utility model, a fixing plate is fixedly connected to the bottom of the inner cavity of the bottom box, and the fixing plate is arranged between two sets of wire clamping structures. Wire grooves are equidistantly opened on the top of the fixing plate. There are four wire grooves, and the four wire grooves are semicircular.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In the utility model, the cables can be installed independently through the wire groove opened on the top of the fixing plate, so as to avoid aging caused by mutual friction between the cables, and the heat of the cables can be dissipated to avoid excessive temperature of the cables.

[0014] 2. In the present invention, the two ends of the cable can be clamped and fixed by the clamping plate, and the sponge pad arranged on the inner side of the clamping plate prevents the clamping plate from causing wear to the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure inside the bottom box of the utility model;

[0017] Figure 3 It is a structural schematic diagram of the wire clamping structure of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the top cover of the utility model.

[0019] In the figure: 1. bottom box; 2. top cover; 3. wire clamping structure; 301. base; 302. slot; 303. cross bar; 304. telescopic spring; 305. movable connecting plate; 306. clamping plate; 307. sponge pad; 4. slot; 5. clamping block; 6. fixing plate; 7. wire trough. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the present invention are given. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0022] For examples, see Figure 1 , Figure 2 , Figure 3 , the utility model provides a technical solution:

[0023] A wire trough structure for high-speed rail, comprising a bottom box 1 and a top cover 2, a wire clamping structure 3 is equidistantly arranged at the front and rear of the bottom of the inner cavity of the bottom box 1, the wire clamping structure 3 comprises a base 301 arranged on the inner side of the bottom box 1, the bottom of the base 301 is fixedly connected to the bottom of the inner cavity of the bottom box 1, a slot 302 is provided at the middle of the top of the base 301, a cross bar 303 is provided in the inner cavity of the slot 302, the left and right ends of the cross bar 303 are respectively fixedly connected to the left and right inner walls of the slot 302, and a telescopic spring is sleeved in the middle of the surface of the cross bar 303 304, movable connecting plates 305 are symmetrically arranged on the left and right sides of the surface of the cross bar 303, the inner sides of the two movable connecting plates 305 are slidably connected to the surface of the cross bar 303, the top ends of the two movable connecting plates 305 extend to the outside of the slot 302, the tops of the two movable connecting plates 305 on the opposite sides are fixedly connected with clamping plates 306, the inner sides of the two clamping plates 306 are bonded with sponge pads 307, and the sponge pads 307 bonded to the inner sides of the clamping plates 306 can prevent the clamping plates 306 from causing wear on the cables.

[0024] like Figure 2 , Figure 3 As shown, the two ends of the telescopic spring 304 are fixedly connected to the opposite sides of the two movable connecting plates 305, the clamping plate 306 is arranged in an arc shape, the total number of the wire-clamping structures 3 is eight, and each of the eight wire-clamping structures 3 forms a group of four, and the two groups of wire-clamping structures 3 are arranged corresponding to each other.

[0025] like Figure 2 , Figure 4 As shown, the tops of the left and right inner walls of the bottom box 1 are provided with card slots 4, the left and right sides of the bottom of the top cover 2 are fixedly connected with card blocks 5, the cross-section of the card block 5 is L-shaped, and the two card blocks 5 are slidably connected to the inner walls of the two card slots 4 respectively, and the bottom of the inner cavity of the bottom box 1 is fixedly connected with a fixing plate 6, the fixing plate 6 is arranged between the two groups of wire clamping structures 3, and the top of the fixing plate 6 is equidistantly provided with wire grooves 7, and the number of the wire grooves 7 is four, and the four wire grooves 7 are semicircular, so that the cables can be installed separately to avoid mutual wear between the cables and accelerate the aging speed.

[0026] The working process of the utility model is as follows: when in use, the cables to be installed are respectively passed through the two sets of wire clamping structures 3, and the clamping plates 306 on both sides are clamped on the surface of the cables under the action of the telescopic springs 304 to fix the cables. The setting of the telescopic springs 304 enables the distance between the clamping plates 306 on both sides to be adjusted, which is convenient for threading the cables. The sponge pads 307 bonded to the inner sides of the clamping plates 306 can prevent the clamping plates 306 from causing wear on the cables. The cables are clamped inside the wire grooves 7 to make the cables neater. Installing the cables separately can prevent mutual wear between the cables and accelerate the aging speed. At the same time, it is beneficial to the heat dissipation of the cables to prevent malfunctions caused by excessive cable temperature. Subsequently, the clamping block 5 is clamped on the inner side of the clamping groove 4 to install the top cover 2 on the top of the bottom box 1.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wire duct structure for high-speed railway, comprising a bottom box (1) and a top cover (2), characterized in that: The bottom of the inner cavity of the bottom box (1) is provided with a wire clamping structure (3) at equal distances from the front and the back; The wire clamping structure (3) comprises a base (301) arranged on the inner side of the bottom box (1), the bottom of the base (301) being fixedly connected to the bottom of the inner cavity of the bottom box (1), a slot (302) being provided in the middle of the top of the base (301), the inner cavity of the slot (302) being provided with a cross bar (303), the left and right ends of the cross bar (303) being respectively fixedly connected to the left and right inner walls of the slot (302), and a telescopic spring (303) being sleeved on the middle of the surface of the cross bar (303). 04), movable connecting plates (305) are symmetrically arranged on the left and right sides of the surface of the cross bar (303), the inner sides of the two movable connecting plates (305) are slidably connected to the surface of the cross bar (303), the top ends of the two movable connecting plates (305) extend to the outside of the slot (302), the tops of the two opposite sides of the two movable connecting plates (305) are fixedly connected with clamping plates (306), and the inner sides of the two clamping plates (306) are bonded with sponge pads (307).

2. A wire duct structure for high-speed railway according to claim 1, characterized in that: The two ends of the telescopic spring (304) are respectively fixedly connected to the opposite sides of the two movable connecting plates (305), and the clamping plate (306) is arranged in an arc shape.

3. The cable duct structure for high-speed railway according to claim 1, characterized in that: The total number of the wire-holding structures (3) is eight, and each of the eight wire-holding structures (3) forms a group of four, and two groups of the wire-holding structures (3) are arranged corresponding to each other.

4. The cable duct structure for high-speed railway according to claim 1, characterized in that: The tops of the inner walls on the left and right sides of the bottom box (1) are both provided with card slots (4), and the left and right sides of the bottom of the top cover (2) are both fixedly connected with card blocks (5).

5. A wire duct structure for high-speed railway according to claim 4, characterized in that: The cross section of the clamping block (5) is L-shaped, and the two clamping blocks (5) are respectively slidably connected to the inner walls of the two clamping grooves (4).

6. The cable duct structure for high-speed railway according to claim 1, characterized in that: A fixing plate (6) is fixedly connected to the bottom of the inner cavity of the bottom box (1), and the fixing plate (6) is arranged between two sets of wire clamping structures (3). The top of the fixing plate (6) is provided with wire placement grooves (7) at equal intervals, and the number of the wire placement grooves (7) is four, and the four wire placement grooves (7) are semicircular.

Images