CN209896614U

CN209896614U - Cable bridge

Info

Publication number: CN209896614U
Application number: CN201920716838.9U
Authority: CN
Inventors: 沈琴娣
Original assignee: Deqing Suomaote Bridge Frame Co Ltd
Current assignee: Deqing Suomaote Bridge Frame Co Ltd
Priority date: 2019-05-18
Filing date: 2019-05-18
Publication date: 2020-01-03
Anticipated expiration: 2029-05-18

Abstract

The utility model aims to solve the technical problem that a cable testing bridge is provided to simplify the structure of cable testing bridge, reduce the manufacturing cost of cable testing bridge. A cable testing bridge, including the crane span structure body with set up the apron on the crane span structure body, be provided with the constant head tank on the crane span structure body, the constant head tank is recessed and is held the chamber, the apron includes the hem, be provided with on the hem with constant head tank complex location arris, the location arris is buckled by the hem and is formed, the structure of cable testing bridge has been simplified greatly to this scheme, has reduced the manufacturing cost of cable testing bridge. The elastic sheet is arranged on the folded edge and spans the notch, and the elastic sheet is mainly used for limiting the deformation range of the folded edge, preventing the folded edge from generating plastic deformation due to overlarge deformation, and prolonging the service life of the cover plate. And the setting of shell fragment still is favorable to the cooperation of location arris and constant head tank, has improved the connection performance of apron with the crane span structure body, and then has optimized the performance of cable crane span structure.

Description

Cable bridge

Technical Field

The utility model relates to a cable laying tool especially relates to a cable testing bridge, belongs to the electric power construction field.

Background

The cable bridge is a common tool for cable laying, and is mainly used for centralizing and laying cables so as to facilitate the laying or maintenance of the cables.

The cable tray generally includes a tray body and a cover plate to form a channel similar to a pipeline, the cover plate is mainly used for covering the accommodating cavity of the tray body, and the structure of the cover plate and the tray body is adopted to facilitate the laying of cables.

The cable bridge structure in the prior art is unreasonable, the cover plate and the bridge body are usually connected by adopting a screw or hasp structure, the structure of the cable bridge is complex due to the connection scheme, and the manufacturing cost of the cable bridge is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a cable testing bridge is provided to simplify the structure of cable testing bridge, reduce the manufacturing cost of cable testing bridge.

The utility model provides a technical scheme that above-mentioned technical problem adopted is:

a cable bridge comprises a bridge body with an accommodating cavity and a cover plate arranged on the bridge body and covering the accommodating cavity, through holes are uniformly distributed on the bridge frame body, the through holes are communicated with the containing cavity, a positioning groove for positioning the cover plate is arranged on the bridge frame body, the positioning groove is recessed into the containing cavity, the cover plate comprises a folded edge, the folded edge is provided with a positioning edge matched with the positioning groove, the positioning edge is formed by bending the folded edge, a notch which is beneficial to the elastic deformation of the folded edge is arranged on the folded edge, an elastic sheet is also arranged on the folded edge and comprises a fixed end and a free end, the elastic sheet stretches across the notch, and the fixed end is welded on the folded edge at one side of the notch far away from the positioning edge, the apron is gone up the equipartition and is had the bar hole, the bar hole is followed the width direction of apron sets up.

A cable testing bridge, including the crane span structure body with set up the apron on the crane span structure body, be provided with the constant head tank on the crane span structure body, the constant head tank is recessed and is held the chamber, the apron includes the hem, be provided with on the hem with constant head tank complex location arris, the location arris is buckled by the hem and is formed, the structure of cable testing bridge has been simplified greatly to this scheme, has reduced the manufacturing cost of cable testing bridge. The elastic sheet is arranged on the folded edge and spans the notch, and the elastic sheet is mainly used for limiting the deformation range of the folded edge, preventing the folded edge from generating plastic deformation due to overlarge deformation, and prolonging the service life of the cover plate. And the setting of shell fragment still is favorable to the cooperation of location arris and constant head tank, has improved the connection performance of apron with the crane span structure body, and then has optimized the performance of cable crane span structure.

Preferably, a partition board for partitioning the accommodating cavity is arranged in the accommodating cavity, the partition board is arranged along the length direction of the accommodating cavity, the partition board is formed by bending the bridge frame body, the height of the partition board is smaller than the depth of the accommodating cavity, and a heat insulation layer is arranged in the partition board.

The arrangement of the partition plates and the heat insulation layer is mainly used for separating the cables in the accommodating grooves, so that the heat of the cables is prevented from damaging the insulation performance of the adjacent cables, and the performance of the cable bridge is optimized. Moreover, the arrangement of the partition plates improves the strength of the bridge frame body and prolongs the service life of the bridge frame body.

Preferably, the partition plate is uniformly provided with hole bodies, the hole bodies penetrate through the partition plate and the heat insulation layer, the hole bodies are in a long strip shape, and the hole bodies are arranged along the height direction of the partition plate.

The hole body has the heat dissipation function, and the performance of the cable bridge is optimized.

Preferably, the holding cavity is further provided with a partition board, the partition board is lapped on the partition board along the length direction of the holding cavity, a flanging for improving the bending strength of the partition board is arranged on the partition board, the partition board is further provided with an isolation layer, the isolation layer is formed by bending the partition board, and the partition board and the flanging are extended in the direction away from the partition board.

The arrangement of the isolation plate mainly plays a role in isolating the cable, and the performance of the cable bridge is optimized.

Preferably, the number of the folded edges is two, the cover plate further comprises a cover part located between the two folded edges, reinforcing ribs for improving the bending strength of the cover plate are arranged on the cover plate and are arranged along the length direction of the cover plate, and the reinforcing ribs are formed by bending the cover plate.

The reinforcing ribs are arranged, so that the strength of the cover plate is improved, and the service life of the cover plate is prolonged.

Preferably, the reinforcing rib and the folded edge are located on the same side of the cover portion.

The reinforcing ribs are arranged, so that the occupied volume of the cable bridge cannot be increased, and the performance of the cable bridge is optimized.

Compared with the prior art, the utility model have following advantage and effect:

1. the arrangement of the positioning grooves and the positioning edges simplifies the structure of the cable bridge, reduces the manufacturing cost of the cable bridge and further reduces the use cost of the cable bridge.

2. The arrangement of the elastic pieces improves the matching performance of the positioning edges and the positioning grooves, so that the connection performance of the cover plate and the bridge body is improved, and the stability of the cable bridge is optimized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a cover plate.

Figure 3 is a diagram of a bridge body.

Fig. 4 is a schematic view of the arrangement position of the elastic sheet on the folded edge.

Description of reference numerals:

1. the cavity of holding, 2, crane span structure body, 3, apron, 4, constant head tank, 5, hem, 6, location arris, 7, breach, 8, shell fragment, 9, baffle, 10, insulating layer, 11, division board, 12, turn-ups, 13, isolation layer, 14, lid, 15, strengthening rib.

Detailed Description

The present invention will be described in further detail with reference to the following examples, which are illustrative of the present invention and are not intended to limit the present invention.

Example 1

A cable bridge is used for laying cables, so that the cables are arranged concisely and are easy to overhaul and maintain.

As shown in fig. 1, 2 and 3, the cable bridge comprises a bridge body 2 having an accommodating cavity 1 and a cover plate 3 arranged on the bridge body 2 and covering the accommodating cavity 1, wherein the bridge body 2 and the cover plate 3 are both made of metal plates, and the metal plates for making the cover plate 3 have certain elastic deformation capacity.

Through holes are uniformly distributed on the bridge frame body 2, the through holes are communicated with the containing cavity 1, and the through holes can be circular or in other shapes. The through holes have the function of heat dissipation on one hand, and on the other hand, the through holes can reduce the manufacturing cost of the bridge.

The bridge frame body 2 is provided with a positioning groove 4 for positioning the cover plate 3, the positioning groove 4 can be manufactured in a punch forming mode, the positioning groove 4 is recessed into the accommodating cavity 1, the cover plate 3 comprises a folded edge 5, the folded edge 5 is formed by bending the cover plate 3, and a positioning edge 6 matched with the positioning groove 4 is arranged on the folded edge 5.

As shown in fig. 1, 2 and 3, the positioning rib 6 is formed by bending the folded edge 5, that is, the positioning rib 6 is formed by press-molding the folded edge 5. The hem 5 is provided with a notch 7 which is beneficial to the hem 5 to generate elastic deformation, and the notches 7 are arranged in the extending directions of two ends of one positioning edge 6 so as to be beneficial to the hem 5 arranged at the positioning edge 6 to generate elastic deformation.

As shown in fig. 1, 2, 3, and 4, the folded edge 5 is further provided with a spring 8, the spring 8 includes a fixed end and a free end, the spring 8 spans the notch 7, and the fixed end is welded to the folded edge 5 on a side of the notch 7 away from the positioning edge 6.

The equipartition has the bar hole on the apron 3, the bar hole is followed the width direction of apron 3 sets up, and the bar hole plays radiating function to, the manufacturing cost of apron 3 can also be reduced in the setting in bar hole.

The setting of constant head tank 4 and location arris 6 makes

apron

3 and 2 convenient assembling of crane span structure body in this scheme to simplify the structure of cable testing bridge, reduced the use cost of cable testing bridge.

Example 2

This embodiment describes a possible structure of the bridge body 2, which can be combined with embodiment 1.

As shown in fig. 1 and 3, a partition plate 9 for partitioning the accommodating cavity 1 is arranged in the accommodating cavity 1, the partition plate 9 is arranged along the length direction of the accommodating cavity 1, the partition plate 9 is formed by bending the bridge frame body 2, the height of the partition plate 9 is smaller than the depth of the accommodating cavity 1, and a heat insulation layer 10 is arranged in the partition plate 9. The thermal insulation layer 10 is a structure having thermal insulation capability, and the thermal insulation layer 10 is provided when the bridge body 2 is bent.

Holes are uniformly distributed on the partition board 9, penetrate through the partition board 9 and the heat insulation layer 10, are long and are arranged along the height direction of the partition board 9.

Glue can be coated on the heat insulation layer 10 to improve the connection strength of the heat insulation layer 10 and the partition plate 9, so that the stability of the cable bridge is improved.

The utility model provides a novel cavity of holding, including chamber 1, division board 11, baffle 12, baffle 11 is provided with the turn-ups 12 that improves division board 11 bending strength, baffle 13 is last still to be provided with, the isolation layer 13 by division board 11 bending type becomes, baffle 11 with turn-ups 12 all is to keeping away from the direction of baffle 9 extends. Insulation panels may also be provided within the insulation layer 13 to improve the insulation properties of the insulation layer 13.

A vent hole may be provided in the isolation layer 13, the vent hole extending through the isolation layer 13.

The hole body and the vent hole are arranged to play a role in heat dissipation on one hand, and on the other hand, the manufacturing cost of the cable bridge can be reduced.

The partition 9 and the isolation layer 13 are arranged to mainly isolate the cable, for example, the electric wire in the accommodating cavity 1 may include a control circuit and a power circuit, and the power circuit is easy to generate heat during actual power supply, and the heat may damage the insulation performance of the control circuit. The heat insulation capability of the partition board 9 and the partition board 11 can prevent the heat energy emitted by the power circuit from damaging the insulation performance of the control circuit, and the performance of the cable bridge is optimized.

Example 3

This embodiment describes one possible solution of the cover plate 3, which can be combined with any of the above embodiments.

As shown in fig. 1 and 2, there are two folded edges 5, the folded edge 5 is formed by bending the cover plate 3, the cover plate 3 further includes a cover portion 14 located between the two folded edges 5, the cover plate 3 is provided with a reinforcing rib 15 for improving the bending strength of the cover plate 3, the reinforcing rib 15 is arranged along the length direction of the cover plate 3, and the reinforcing rib 15 is formed by bending the cover plate 3.

The reinforcing rib 15 is located on the same side of the lid portion 14 as the flange 5.

In addition, it should be noted that the specific embodiments described in the present specification may differ in the shape of the components, the names of the components, and the like. All equivalent or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a cable bridge, including having crane span structure body (2) that hold chamber (1) and set up in cover closes on crane span structure body (2) apron (3) that hold chamber (1), its characterized in that: the bridge frame comprises a bridge frame body (2), through holes are uniformly distributed in the bridge frame body (2), the through holes are communicated with an accommodating cavity (1), a positioning groove (4) for positioning a cover plate (3) is formed in the bridge frame body (2), the positioning groove (4) is recessed into the accommodating cavity (1), the cover plate (3) comprises a folded edge (5), a positioning edge (6) matched with the positioning groove (4) is arranged on the folded edge (5), the positioning edge (6) is formed by bending the folded edge (5), a notch (7) beneficial to the folded edge (5) to generate elastic deformation is arranged on the folded edge (5), an elastic sheet (8) is further arranged on the folded edge (5), the elastic sheet (8) comprises a fixed end and a free end, the elastic sheet (8) stretches across the notch (7), and the fixed end is welded on the folded edge (5) on one side of the notch (7) far away from the positioning edge (6), the cover plate (3) is evenly provided with strip-shaped holes, and the strip-shaped holes are arranged along the width direction of the cover plate (3).

2. A cable tray as claimed in claim 1, wherein: hold be provided with in chamber (1) with hold chamber (1) partitioned baffle (9), baffle (9) are followed the length direction who holds chamber (1) sets up, baffle (9) by crane span structure body (2) bending type becomes, the height of baffle (9) is less than hold the degree of depth in chamber (1), be provided with insulating layer (10) in baffle (9).

3. A cable tray as claimed in claim 2, wherein: the heat insulation plate is characterized in that hole bodies are uniformly distributed on the partition plate (9), the hole bodies penetrate through the partition plate (9) and the heat insulation layer (10), the hole bodies are long-strip-shaped, and the hole bodies are arranged along the height direction of the partition plate (9).

4. A cable tray as claimed in claim 3, wherein: hold still be provided with division board (11) in chamber (1), division board (11) are followed the length direction overlap joint that holds chamber (1) in on baffle (9) be provided with turn-ups (12) that improve division board (11) bending strength on division board (11) still be provided with isolation layer (13) on division board (11), isolation layer (13) by division board (11) bending type becomes, division board (11) with turn-ups (12) all are to keeping away from the direction of baffle (9) extends.

5. A cable tray as claimed in claim 1, wherein: there are two hem (5), apron (3) still include lid (14) that are located between two hem (5) be provided with the improvement on apron (3) bending strength's strengthening rib (15), strengthening rib (15) are followed the length direction of apron (3) sets up, strengthening rib (15) by apron (3) are bent and are formed.

6. A cable tray as claimed in claim 5, wherein: the reinforcing rib (15) and the folded edge (5) are positioned on the same side of the cover part (14).