Built-in grounding wire fixing piece for cable bridge grounding system
By designing a built-in grounding wire fixing component, the grounding wire is fixed inside the cable tray trough, solving the bending and deformation problems caused by exposed copper braided jumper wires, and improving the grounding effect and equipment safety.
Patent Information
- Application Number
- CN202520229998.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-13
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2035-02-13
AI Technical Summary
In existing cable tray grounding systems, copper braided jumpers are exposed on the outside, making them prone to bending and deformation, which affects the grounding effect and consequently impacts the safe operation of electrical equipment.
Design a built-in grounding wire fixing component, including a plate, an upper support, a lower support, and a cable connection part. These components are used to fix the grounding wire in the cable tray trough to achieve the protection of the built-in grounding wire.
It achieves the protection of built-in grounding wire, increases the stability of current conduction, avoids grounding wire falling off or short circuit, and improves the grounding effect of cable trays and equipment safety.
Smart Images
Figure CN223743901U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to cable bridge technical field, concretely is a kind of built-in grounding wire fixing piece for cable bridge grounding system. BACKGROUND
[0002] With the high-speed development of industrial process, the acceleration of industrial process in our country, the safety of production distribution is more important, the current cable bridge grounding equipotential connection is usually using copper braid jumper wire to connect two bridges, form the effective grounding equipotential connection of comprehensive wiring system cable bridge, however copper braid jumper wire is usually exposed outside cable bridge, cannot play protection effect, simultaneously in installation, jumper wire is easily bent and deformed, to shorten its service life, affect grounding effect, lead to the safe operation of power equipment is affected, in order to solve the above technical problem, usually set built-in grounding wire in cable bridge slot body, form the grounding system of cable bridge by built-in grounding wire;
[0003] Therefore, to provide a kind of fixed piece that built-in grounding wire can be installed in the cable bridge slot body is the technical problem that the person skilled in the art urgently needs to solve. UTILITY MODEL CONTENT
[0004] In view of the deficiencies of prior art, the utility model provides a kind of built-in grounding wire fixing piece for cable bridge grounding system, grounding wire can be fixed in cable bridge slot body by grounding wire fixing piece, realizes the protection of grounding wire.
[0005] To achieve the above object, the utility model is realized by the following technical scheme: a kind of built-in grounding wire fixing piece for cable bridge grounding system, including plate body, the upper support of the plate body top side is provided with, the upper support can be inserted in the folded edge of bridge slot body one side wall upper end, the lower support of the plate body bottom side is provided with, the lower support with bridge slot body lower wall is contacted, the lower support is equipped with the horizontal limiting portion that projects downward in, the horizontal limiting portion can be inserted into the through hole in the lower wall of bridge slot body, the cable connection of the plate body side is equipped with department.
[0006] Preferably, the other side of the plate body is provided with a plurality of fulcrums, the fulcrum is half-round by stamping forming.
[0007] Preferably, the plate body, the upper support, the lower support, the horizontal limiting portion, the cable connection are integrally formed, the plate body is galvanized sheet, the upper support is the 90 degree folded edge of the plate body top by bending forming, the lower support is the 90 degree folded edge of the plate body bottom by bending forming, the horizontal limiting portion is the U-shaped projection in the lower support by bending forming.
[0008] Preferably, the cable connection part is an elastic clip that protrudes to one side from the plate body through stamping.
[0009] Preferably, the elastic clip is M-shaped.
[0010] This utility model provides a built-in grounding wire fixing component for a cable tray grounding system, which has the following advantages:
[0011] 1. This device can effectively connect the built-in grounding wire to the cable tray of the integrated cabling system through its own structure, which changes the original external bridging method of the cable tray of the integrated cabling system for power distribution. It can realize the protection of the built-in grounding wire and avoid the drawback of easily affecting the grounding effect.
[0012] 2. With built-in grounding wire protection, bare copper wire can be used. Compared with copper braided jumper wire, the cross-section is larger and the current conduction is more stable, avoiding the grounding wire from falling off or short-circuiting due to excessive tension, thus preventing electrical accidents. Attached Figure Description
[0013] Figure 1 The three-dimensional representation of this utility model Figure One ;
[0014] Figure 2 The three-dimensional representation of this utility model Figure Two ;
[0015] Figure 3 This is a schematic diagram of the present invention being assembled with the cable tray trough.
[0016] In the diagram: 1. Plate; 2. Upper support; 3. Lower support; 4. Horizontal limiting part; 5. Support point; 6. Cable connection part. Detailed Implementation
[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. In this document, directional terms such as "upper," "lower," etc., are used interchangeably. Figure 1 The orientation is used as a reference.
[0018] Please see Figures 1-3 This utility model provides a technical solution: a built-in grounding wire fixing component for a cable tray grounding system, including a plate 1, an upper support part 2 is provided on one side of the top of the plate 1, the upper support part 2 can be inserted into the folded edge at the upper end of one side wall of the cable tray trough, a lower support part 3 is provided on one side of the bottom of the plate 1, the lower support part 3 is in contact with the lower wall of the cable tray trough, a downwardly protruding horizontal limiting part 4 is provided in the lower support part 3, the horizontal limiting part 4 can be inserted into the through hole in the lower wall of the cable tray trough, and a cable connection part 6 for hanging the built-in grounding wire is provided on one side of the plate 1.
[0019] As an embodiment of this utility model, the other side of the plate 1 is provided with a plurality of support points 5. The support points 5 are semi-circular shapes formed by stamping. The support points 5 can make the plate 1 make point contact with the cable tray trough and form a gap between the two.
[0020] As an embodiment of this utility model, the plate 1, upper support 2, lower support 3, horizontal limiting part 4, and cable connection part are integrally formed, which facilitates manufacturing and reduces production costs. The plate 1 is made of galvanized plate, which improves the service life of the fasteners. The upper support 2 is a 90-degree folded edge formed by bending the top of the plate 1, and the lower support 3 is a 90-degree folded edge formed by bending the bottom of the plate 1. The horizontal limiting part 4 is a U-shaped protrusion formed by bending inside the lower support 3. The length and width of the U-shaped protrusion match the length and width of the through hole in the lower wall of the cable tray trough.
[0021] As an embodiment of this utility model, the cable connection part 6 is an elastic clip that protrudes to one side from the plate body 1 by stamping, and the built-in grounding wire is clamped by the deformation of the elastic clip.
[0022] As an embodiment of this utility model, the elastic clip is M-shaped. The M-shaped elastic clip can form a groove to accommodate the built-in grounding wire. At the same time, the upper end is bent outward to facilitate pushing the built-in grounding wire into the groove.
[0023] The working principle and usage process of this utility model are as follows: In use, the upper support part 2 of the plate 1 is inserted into the folded edge at the upper end of one side wall of the cable tray trough. Then, the plate 1 is bent to push the horizontal limiting part 4 into the through hole in the lower wall of the cable tray trough. The lower support part 3 other than the horizontal limiting part 4 contacts the lower wall of the cable tray trough, forming a vertical and horizontal fixation. The tension generated by the yield strength of the plate 1 itself is used to clamp it into the cable tray trough, so as to achieve the effect of the fastener fitting and fixing to the inner side of the cable tray trough. The built-in grounding wire is inserted into the cable connection part, and the built-in grounding wire is clamped by the deformation of the elastic clip 6, so as to complete the equipotential connection between the built-in grounding wire and the cable tray trough, and realize the effective conductor connection of the bare copper wire ground wire.
[0024] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.
Claims
1. An embedded ground wire fixing member for a cable tray grounding system, characterized by, The utility model provides a cable connecting device for cable tray, including plate body (1), one side of the top of plate body (1) is provided with upper support (2), upper support (2) can be inserted in the flanging of bridge tray slot body one side wall upper end, one side of the bottom of plate body (1) is provided with lower support (3), lower support (3) is contacted with bridge tray slot body lower wall, the lower support (3) is equipped with the horizontal limiting portion (4) that protrudes downward in, horizontal limiting portion (4) can be inserted in the through -hole in bridge tray slot body lower wall, one side of plate body (1) is equipped with cable connecting portion (6).
2. The built-in grounding wire fixing member for a cable tray grounding system according to claim 1, characterized by The other side of plate body (1) is equipped with a plurality of fulcrums (5), the fulcrum (5) is semicircle through stamping forming.
3. The cable tray grounding system according to claim 1, wherein the built-in grounding wire fixing member is characterized by comprising: The plate body (1), the upper support (2), the lower support (3), the horizontal limiting portion (4), the cable connecting portion are integrally formed, the plate body (1) adopts galvanized sheet, the upper support (2) is the 90 degree flanging of the top of plate body (1) through bending forming, the lower support (3) is the 90 degree flanging of the bottom of plate body (1) through bending forming, the horizontal limiting portion (4) is the U-shaped protrusion in the lower support (3) through bending forming.
4. The built-in grounding wire fixing member for a grounding system of a cable tray according to any one of claims 1 or 3, characterized in that, The cable connecting portion (6) is the elastic clamp piece that protrudes to one side in plate body (1) through stamping.
5. The cable tray grounding system according to claim 4, wherein the built-in grounding wire fixing member is characterized by comprising: The elastic clamp piece is M type.