Square conductor wire clamp

Abstract

The utility model belongs to the technical field of power equipment, and particularly relates to a square conductor wire clamp, which comprises an upper clamp body and connecting frames, a lower clamp body is arranged at the bottom of the upper clamp body, wire slots are arranged on the upper clamp body and the lower clamp body, a plurality of connecting frames are respectively arranged on the side walls of the periphery of the lower clamp body, and the connecting frames are connected with the wire slots. A through hole is formed in the side wall of the connecting frame, an inserting rod is arranged in the through hole, and a pull ring is arranged at one end of the inserting rod. In the using process of the square conductor wire clamp, the upper clamp body and the lower clamp body can be conveniently connected and fixed, mounting or dismounting is convenient, different connection requirements of copper stranded wires can be met, bolts do not need to be used, and the square conductor wire clamp is convenient to use. The operation process is simple, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of power equipment, in particular to a square conductor clamp. Background Art

[0002] In the laying of power cables for railways and subways, due to the long length of the power cables, conductor clamps are required to fix the pure copper stranded wires. The conductor clamps have very high electrical conductivity requirements. Generally, copper conductor clamps are used, which have a small resistivity and relatively low heat generation.

[0003] In the existing technology, square conductor clamps are used for connecting and fixing two pure copper stranded wires. Generally, bolt fixing is used for connection. When different connection methods are used for the copper stranded wires, the bolts need to be disassembled many times, and the operation process is rather troublesome, reducing the work efficiency. Summary of the Utility Model

[0004] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. In this part, as well as in the abstract and the title of the utility model of this application, some simplifications or omissions may be made to avoid obscuring the purpose of this part, the abstract, and the title of the utility model, and such simplifications or omissions shall not be used to limit the scope of the utility model.

[0005] In view of the above and / or problems existing in the current power equipment, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a square conductor clamp, which can facilitate the connection and fixation of the upper clamp body and the lower clamp body during the use of the square conductor clamp, is convenient for installation or disassembly, is conducive to different connection requirements for copper stranded wires, does not require the use of bolts, the operation process is relatively simple, and the work efficiency is improved.

[0007] To solve the above technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

[0008] A square conductor clamp includes an upper clamp body and a connecting frame. A lower clamp body is arranged at the bottom of the upper clamp body. Wire grooves are arranged on both the upper clamp body and the lower clamp body. A plurality of connecting frames are respectively arranged on the side walls around the lower clamp body. Through holes are arranged on the side walls of the connecting frames. Plug rods are arranged in the through holes. A pull ring is arranged at one end of the plug rod. A first spring is arranged on the inner side wall of the pull ring. The first spring is wound around the side wall of the plug rod. One end of the first spring is connected to the side wall of the connecting frame. Positioning blocks are arranged at the four corners of the top of the upper clamp body. A first jack corresponding to the plug rod is arranged on one side wall of the positioning block, and a second jack corresponding to the plug rod is arranged on the other side wall of the positioning block.

[0009] As a preferred embodiment of the square conductor clamp of the present utility model, wherein: a second spring is provided on the inner wall of the wire groove, and a pressing piece is provided at one end of the second spring, and the pressing piece is in a semi-circular arc shape.

[0010] As a preferred embodiment of the square conductor clamp of the present utility model, wherein: a copper stranded wire is embedded and installed in the wire groove, and the two copper stranded wires are connected by an upper clamp body and a lower clamp body.

[0011] As a preferred embodiment of the square conductor clamp of the present utility model, wherein: the wire grooves are respectively provided at the central positions of the upper clamp body and the lower clamp body, and the wire grooves are in a semi-circular arc shape.

[0012] As a preferred embodiment of the square conductor clamp of the present utility model, wherein: both the upper clamp body and the lower clamp body are square, and the upper clamp body and the lower clamp body are of the same size.

[0013] As a preferred embodiment of the square conductor clamp of the present utility model, wherein: anti-slip lines are provided on the side wall of the pull ring.

[0014] As a preferred embodiment of the square conductor clamp of the present utility model, wherein: the wire grooves on the upper clamp body and the lower clamp body are symmetrically arranged.

[0015] Compared with the prior art: In this application document, 1. Two copper stranded wires are respectively placed in the wire grooves of the upper clamp body and the lower clamp body. When the upper clamp body and the lower clamp body are connected, the two copper stranded wires are closely attached. The pull ring is convenient for pulling the insertion rod, so that the insertion rod is embedded and installed in the through hole, which is convenient for the upper clamp body and the lower clamp body to be attached and connected. Thus, the insertion rod corresponds to the first jack. Release the insertion rod, and through the elasticity of the first spring, the insertion rod is pushed to be embedded and installed in the corresponding first jack, so that the connecting frame and the positioning block are connected through the cooperation of the insertion rod and the first jack, thereby realizing the installation and fixation between the upper clamp body and the lower clamp body, facilitating the same-direction winding connection of the copper stranded wires. During disassembly, only need to operate the pull ring, separate one end of the insertion rod from the first jack, and remove the upper clamp body to complete the disassembly. According to requirements, separate the upper clamp body and the lower clamp body, change the position of the upper clamp body, make the second jacks correspond to the insertion rod respectively, repeat the above steps, and operate the insertion rod to be inserted into the second jacks, which is convenient for the cross-intersection connection of the two copper stranded wires, meeting the wire connection requirements in different application scenarios. Therefore, during the use of the square conductor clamp, it is convenient to connect and fix the upper clamp body and the lower clamp body, convenient for installation or disassembly, beneficial to different connection requirements of the copper stranded wires, without using bolts, the operation process is relatively simple, and the work efficiency is improved. 2. Through the elasticity of the second spring, it is convenient to push the pressing piece to press tightly on the steel stranded wire. Through the pressing piece, it is convenient to fasten the steel stranded wire in the wire groove, avoiding the shaking of the steel stranded wire, and at the same time beneficial to pressing and fixing steel stranded wires of different specifications, with a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail below with reference to the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts. Among them:

[0017] Figure 1 is a schematic structural diagram of a square conductor clamp of the present invention;

[0018] Figure 2 is an exploded view of the structure of a square conductor clamp of the present invention;

[0019] Figure 3 is a cross-sectional view of the structure of a square conductor clamp of the present invention;

[0020] Figure 4 is a schematic diagram of the pressing piece of a square conductor clamp of the present invention.

[0021] In the figure: upper clamp body 100, lower clamp body 110, wire groove 120, connecting frame 200, through hole 210, insertion rod 220, pull ring 230, first spring 240, positioning block 250, first jack 260, second jack 270, second spring 300, pressing piece 310. Detailed implementation manner

[0022] In order to make the above objects, features, and advantages of the present invention more obvious and understandable, the following will describe the detailed implementation manner of the present invention in conjunction with the accompanying drawings.

[0023] In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described herein. Those skilled in the art can make similar generalizations without departing from the connotation of the present invention. Therefore, the present invention is not limited by the specific implementation manners disclosed below.

[0024] Secondly, the present invention will be described in detail with reference to the schematic diagrams. When detailing the implementation manner of the present invention, for the convenience of description, the cross-sectional views showing the device structure will be enlarged locally out of the general scale, and the schematic diagrams are only examples and should not limit the scope of protection of the present invention herein. In addition, in actual production, three-dimensional spatial dimensions including length, width, and depth should be included.

[0025] In order to make the purpose, technical solution, and advantages of the present invention clearer, the following will further describe the implementation manner of the present invention in conjunction with the accompanying drawings in more detail.

[0026] The present invention provides a square conductor wire clamp. Please refer to Figures 1 - 4, including an upper clamping body 100 and a connecting frame 200. The bottom of the upper clamping body 100 is connected to a lower clamping body 110. Wire grooves 120 are provided on both the upper clamping body 100 and the lower clamping body 110. A number of connecting frames 200 are respectively installed on the side walls around the lower clamping body 110. Through holes 210 are provided on the side walls of the connecting frames 200. A plug rod 220 is movably connected in the through holes 210. One end of the plug rod 220 is fixedly connected to a pull ring 230. A first spring 240 is fixedly connected to the inner side wall of the pull ring 230. The first spring 240 is arranged around the side wall of the plug rod 220. One end of the first spring 240 is fixedly connected to the side wall of the connecting frame 200. Positioning blocks 250 are fixedly installed at the four corners of the top of the upper clamping body 100. A first jack 260 corresponding to the plug rod 220 is provided on one side wall of the positioning block 250. A second jack 270 corresponding to the plug rod 220 is provided on the other side wall of the positioning block 250. Specifically, two copper stranded wires are respectively placed in the wire grooves 120 of the upper clamping body 100 and the lower clamping body 110. When the upper clamping body 100 and the lower clamping body 110 are connected, the two copper stranded wires are closely attached. By means of the pull ring 230, it is convenient to pull the plug rod 220, so that the plug rod 220 is embedded and installed in the through hole 210, facilitating the fitting connection between the upper clamping body 100 and the lower clamping body 110, so that the plug rod 220 corresponds to the first jack 260. Release the plug rod 220. Through the elastic force of the first spring 240, the plug rod 220 is pushed to be embedded and installed in the corresponding first jack 260, so that the connecting frame 200 and the positioning block 250 are connected through the cooperation of the plug rod 220 and the first jack 260, thus realizing the installation and fixation between the upper clamping body 100 and the lower clamping body 110, facilitating the same-direction winding connection of the copper stranded wires. During disassembly, only need to operate the pull ring 230, separate one end of the plug rod 220 from the first jack 260, and take out the upper clamping body 100 to complete the disassembly. Through the cooperation connection between the second jack 270 and the plug rod 220, it is convenient to position the upper clamping body 100 and the lower clamping body 110 in a cross shape, facilitating the cross connection of the copper stranded wires.

[0027] Copper stranded wires are embedded and installed in the wire grooves 120. The two copper stranded wires are connected through the upper clamping body 100 and the lower clamping body 110. Specifically, it is convenient for the steel stranded wires to be connected through the wire grooves 120, facilitating the operation.

[0028] The wire grooves 120 are respectively arranged at the central positions of the upper clamping body 100 and the lower clamping body 110. The wire grooves 120 are in a semi-circular arc shape. Specifically, it is convenient for the steel stranded wires to be connected in different ways, meeting different connection requirements.

[0029] Both the upper clamping body 100 and the lower clamping body 110 are square, and the upper clamping body 100 and the lower clamping body 110 are of the same size, facilitating the alignment and fixation of the upper clamping body 100 and the lower clamping body 110, providing a flexible usage method, and facilitating adaptation to different usage scenarios.

[0030] The side wall of the pull ring 230 is provided with anti-slip patterns. Specifically, the anti-slip patterns facilitate the taking of the pull ring 230 and are convenient for operation.

[0031] The wire grooves 120 on the upper clamping body 100 and the lower clamping body 110 are symmetrically arranged. Specifically, it is convenient for the copper stranded wires in the wire grooves 120 to be connected through the upper clamping body 100 and the lower clamping body 110, which is convenient for installation.

[0032] Combined Figures 1 - 4 , a square conductor clamp in this embodiment is used as follows: during the use of the square conductor clamp, two copper stranded wires are respectively placed in the wire grooves 120 of the upper clamping body 100 and the wire grooves 120 of the lower clamping body 110. The pull ring 230 is used to pull the insertion rod 220, so that the insertion rod 220 is embedded and installed in the through hole 210. The upper clamping body 100 and the lower clamping body 110 are tightly attached and connected, so that the two copper stranded wires are tightly attached. At the same time, the insertion rod 220 corresponds to the first jack 260. The insertion rod 220 is released, and the elastic force of the first spring 240 is used to push the insertion rod 220 to be embedded and installed in the corresponding first jack 260, so that the connecting frame 200 and the positioning block 250 are connected through the cooperation of the insertion rod 220 and the first jack 260, thereby realizing the installation and fixation between the upper clamping body 100 and the lower clamping body 110, facilitating the same-direction winding connection of the copper stranded wires. During disassembly, only the pull ring 230 needs to be operated, one end of the insertion rod 220 is separated from the first jack 260, and the upper clamping body 100 is taken out to complete the disassembly. According to the needs, the upper clamping body 100 and the lower clamping body 110 are separated, the position of the upper clamping body 100 is converted, so that the positions of the second jacks 270 respectively correspond to the insertion rod 220, and the above steps are repeated. The insertion rod 220 is operated to be inserted into the second jack 270, which is convenient for the cross-intersection connection of the two copper stranded wires, is beneficial to different connection requirements of the copper stranded wires, is convenient for adapting to different use scenarios, and the operation process is relatively simple, improving the work efficiency.

[0033] Figures 3 - 4 Shown is a structural schematic diagram of a second embodiment of a square conductor clamp of the present invention. Please refer to Figures 3 - 4 , different from the above embodiment, the inner wall of the wire groove 120 is provided with a second spring 300, and one end of the second spring 300 is provided with a pressing piece 310, which is flattened into a semi-circular arc shape. Specifically, the elastic force of the second spring 300 is convenient for pushing the pressing piece 310 to tightly press on the steel stranded wire. The pressing piece 310 is convenient for fastening the steel stranded wire in the wire groove 120, avoiding the shaking of the steel stranded wire, and at the same time is beneficial to pressing and fixing steel stranded wires of different specifications, and has a wide application range.

[0034] Although the present utility model has been described above with reference to the embodiments, various improvements can be made to it and components thereof can be replaced with equivalents without departing from the scope of the present utility model. In particular, as long as there is no structural conflict, the features in the embodiments disclosed by the present utility model can be combined with each other in any way, and the exhaustive description of these combinations is not given in this specification only for the consideration of saving space and resources. Therefore, the present utility model is not limited to the specific embodiments disclosed in the text, but includes all technical solutions falling within the scope of the claims.

Claims

1. A square conductor clamp, characterized in that: It includes an upper clamping body (100) and a connecting frame (200). A lower clamping body (110) is provided at the bottom of the upper clamping body (100). Wiring grooves (120) are provided on both the upper clamping body (100) and the lower clamping body (110). A plurality of the connecting frames (200) are respectively provided at the side walls around the lower clamping body (110). A through hole (210) is provided on the side wall of the connecting frame (200). A plug rod (220) is provided in the through hole (210). A pull ring (230) is provided at one end of the plug rod (220). A first spring (240) is provided on the inner side wall of the pull ring (230). The first spring (240) is arranged around the side wall of the plug rod (220). One end of the first spring (240) is connected to the side wall of the connecting frame (200). Positioning blocks (250) are provided at the four corners of the top of the upper clamping body (100). A first jack (260) corresponding to the plug rod (220) is provided on one side wall of the positioning block (250). A second jack (270) corresponding to the plug rod (220) is provided on the other side wall of the positioning block (250).

2. A square conductor clamp according to claim 1, characterized in that: A second spring (300) is provided on the inner wall of the wiring groove (120). A pressing piece (310) is provided at one end of the second spring (300). The pressing piece is in a semi-circular arc shape.

3. A square conductor clamp according to claim 1, characterized in that: A copper stranded wire is embedded and installed in the wiring groove (120). The two copper stranded wires are connected through the upper clamping body (100) and the lower clamping body (110).

4. A square conductor clamp according to claim 1, characterized in that: The wiring grooves (120) are respectively provided at the central positions of the upper clamping body (100) and the lower clamping body (110). The wiring groove (120) is in a semi-circular arc shape.

5. A square conductor clamp according to claim 1, characterized in that: Both the upper clamping body (100) and the lower clamping body (110) are square, and the upper clamping body (100) and the lower clamping body (110) are of the same size.

6. A square conductor clamp according to claim 1, characterized in that: Anti-slip lines are provided on the side wall of the pull ring (230).

7. A square conductor clamp according to claim 1, characterized in that: The wiring grooves (120) on the upper clamping body (100) and the lower clamping body (110) are symmetrically arranged.

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