Bus junction box

Abstract

The utility model discloses a bus junction box, which comprises a bus junction box body, a main line sealing rubber ring, a wire arrangement plate, a bottom cover and a dense support column, the top end of the bus junction box body is provided with a bus threading hole, the main line sealing rubber ring is nested on the bus threading hole, the wire arrangement plate is provided with three clamping fixing holes in a penetrating manner, and the bottom cover is arranged on the bottom cover. The three clamping fixing holes are arranged in a triangular shape, the bottom cover is fixedly installed at the bottom end of the bus junction box body, and the top ends of the three dense supporting columns are fixedly connected to the top end of the interior of the bus junction box body. According to the utility model, the main line and the branch line enter the junction box body through the sealing rubber ring, the sealing performance and the insulating performance of the line are ensured, the risks of electric leakage and short circuit are reduced, and the line can be quickly mounted and dismounted in a clamping and fixing manner, so that the mounting and maintenance processes are greatly simplified, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bus junction boxes, and particularly relates to a bus junction box. Background Art

[0002] The bus junction box, equivalent to a cable branch joint, is a device for taking power from a bus duct, and has functions such as centralized management of circuits, space saving, convenient wiring, reduction of line impedance, improvement of signal transmission speed and accuracy. However, traditional bus junction boxes are often fixedly installed with poor sealing performance, and are inconvenient to operate during wiring and maintenance. Therefore, there is an urgent need for a bus junction box to solve the above problems. Content of the Utility Model

[0003] The purpose of the utility model is to provide a bus junction box to solve the problems raised in the above background art.

[0004] To achieve the above purpose, the utility model provides the following technical solution: A bus junction box includes a bus junction box body, a main line sealing rubber ring, a wire arranging board, a bottom cover and a dense support column. A bus wire passing hole is opened at the top end of the bus junction box body, and the main line sealing rubber ring is nested on the bus wire passing hole. Three clamping and fixing holes are penetrated through the wire arranging board, and the three clamping and fixing holes are arranged in a triangular shape. The bottom cover is fixedly installed at the bottom end of the bus junction box body. The top ends of the three dense support columns are fixedly connected to the inner top end of the bus junction box body. A plug rod is fixedly connected to the middle of the bottom end of the dense support column. A fixed clamping groove is annularly opened on the plug rod. A clamping ring is slidably inserted on the plug rod. A sliding groove is penetrated through the clamping ring, and the sliding groove matches the plug rod. The wire arranging board is inserted on the plug rod through the clamping and fixing holes, and the end of the fixed clamping groove close to the dense support column is flush with the bottom end of the wire arranging board.

[0005] Preferably, one end of the top end of the wire arranging board is evenly and fixedly connected with three first main line connectors, and the other end of the top end of the wire arranging board is evenly and fixedly connected with three second main line connectors.

[0006] Preferably, one end of the bottom end of the wire arranging board close to the first main line connector is evenly and fixedly connected with a plurality of first branch line connectors, and the first branch line connectors pass through the wire arranging board and are fixedly connected with the corresponding first main line connectors. One end of the bottom end of the wire arranging board close to the second main line connector is evenly and fixedly connected with a plurality of second branch line connectors, and the second branch line connectors pass through the wire arranging board and are fixedly connected with the corresponding second main line connectors.

[0007] Preferably, three wire management tubes are evenly and fixedly installed at the bottom end of the wire management board. The three wire management tubes are arranged in a triangular shape. One of the wire management tubes is located on one side of the first branch wire connector near the middle, another wire management tube is located on one side of the second branch wire connector near the middle, and the last wire management tube is located at the middle position between the other two wire management tubes.

[0008] Preferably, a branch wire outlet tube is fixedly connected to one side of the busbar junction box body.

[0009] Preferably, a branch wire sealing rubber ring is fixedly installed on one side of the busbar junction box body near the branch wire outlet tube, and one end of the branch wire sealing rubber ring near the branch wire outlet tube is located inside the branch wire outlet tube.

[0010] Preferably, three threaded rods are evenly and fixedly connected to the bottom end of the bottom cover.

[0011] Preferably, the wire management tubes and the clamping fixing holes are arranged at intervals.

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

[0013] In the present utility model, both the main line and the branch line enter the junction box body through the sealing rubber ring, ensuring the sealing and insulation of the line, reducing the risks of electric leakage and short circuit. The line can be quickly installed and disassembled by means of clamping fixation, which greatly simplifies the installation and maintenance processes and improves work efficiency. In particular, the design of the wire management board can be easily fixed and removed through the cooperation of the clamping ring and the insertion rod, facilitating maintenance and repair. Description of the Drawings

[0014] Figure 1 is the main three-dimensional structural schematic diagram of the present utility model;

[0015] Figure 2 is the split structural schematic diagram of the main body in the present utility model;

[0016] Figure 3 is the split structural schematic diagram of the bottom of the main body in the present utility model;

[0017] Figure 4 is the partial structural schematic diagram of the insertion rod in the present utility model.

[0018] In the figure: 1 - busbar junction box body, 2 - main line sealing rubber ring, 3 - branch line outlet pipe, 4 - wire arranging plate, 5 - clamping and fixing hole, 6 - first main line connecting piece, 7 - second main line connecting piece, 8 - bottom cover, 9 - dense support column, 10 - branch line sealing rubber ring, 11 - first branch line connecting piece, 12 - second branch line connecting piece, 13 - wire arranging pipe, 14 - threaded rod, 15 - inserting rod, 16 - fixing clamping groove, 17 - clamping ring, 18 - sliding groove. Detailed implementation manner

[0019] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0020] Please refer to Figures 1-4 , an embodiment provided by the present invention: a busbar junction box, including a busbar junction box body 1, a main line sealing rubber ring 2, a wire arranging plate 4, a bottom cover 8 and a dense support column 9. A busbar threading hole is opened at the top end of the busbar junction box body 1, and the main line sealing rubber ring 2 is nested on the busbar threading hole. Three clamping and fixing holes 5 are penetrated through the wire arranging plate 4, and the three clamping and fixing holes 5 are arranged in a triangular shape. The bottom cover 8 is fixedly installed at the bottom end of the busbar junction box body 1. The top ends of the three dense support columns 9 are fixedly connected to the inner top end of the busbar junction box body 1. The middle part of the bottom end of the dense support column 9 is fixedly connected with an inserting rod 15. A fixing clamping groove 16 is annularly opened on the inserting rod 15. A clamping ring 17 is slidably inserted on the inserting rod 15. A sliding groove 18 is penetrated through the clamping ring 17, and the sliding groove 18 matches the inserting rod 15. The wire arranging plate 4 is inserted on the inserting rod 15 through the clamping and fixing holes 5, and the end of the fixing clamping groove 16 close to the dense support column 9 is flush with the bottom end of the wire arranging plate 4. By applying an external force, the clamping ring 17 is nested on the inserting rod 15 and the clamping ring 17 is pushed close to the fixing clamping groove 16. When the clamping ring 17 is inserted to the fixing clamping groove 16, the clamping ring 17 is rotated 90 degrees by an external force, so that the clamping ring 17 is clamped inside the fixing clamping groove 16 to fix the wire arranging plate 4.

[0021] One end of the top end of the wire management board 4 is evenly and fixedly connected with three first main line connectors 6, and the other end of the top end of the wire management board 4 is evenly and fixedly connected with three second main line connectors 7. One end of the bottom end of the wire management board 4 close to the first main line connector 6 is evenly and fixedly connected with a plurality of first branch line connectors 11, and the first branch line connectors 11 pass through the wire management board 4 and are fixedly connected with the first main line connectors 6 at corresponding positions. One end of the bottom end of the wire management board 4 close to the second main line connector 7 is evenly and fixedly connected with a plurality of second branch line connectors 12, and the second branch line connectors 12 pass through the wire management board 4 and are fixedly connected with the second main line connectors 7 at corresponding positions. Connecting the main line to the first main line connector 6 or the second main line connector 7 and connecting the branch line to the first branch line connector 11 or the second branch line connector 12 can realize the branching of the main line.

[0022] Three wire management pipes 13 are evenly and fixedly installed at the bottom end of the wire management board 4. The three wire management pipes 13 are arranged in a triangular shape. One wire management pipe 13 is located on one side of the first branch line connector 11 close to the middle, another wire management pipe 13 is located on one side of the second branch line connector 12 close to the middle, and the last wire management pipe 13 is located in the middle position of the other two wire management pipes 13. The wire management pipes 13 facilitate the arrangement of wires, and the wire management pipes 13 and the clamping and fixing holes 5 are arranged at intervals.

[0023] One side of the busbar junction box body 1 is fixedly connected with a branch line outlet pipe 3. A branch line sealing rubber ring 10 is fixedly installed on one side of the busbar junction box body 1 close to the branch line outlet pipe 3, and one end of the branch line sealing rubber ring 10 close to the branch line outlet pipe 3 is located inside the branch line outlet pipe 3. The branch line is sealed through the branch line sealing rubber ring 10.

[0024] Three threaded rods 14 are evenly and fixedly connected to the bottom end of the bottom cover 8. The bottom cover 8 can be fixed at the required position through the threaded rods 14 and nuts.

[0025] Working principle: During use, first pass the main line connected to the circuit breaker through the main line sealing rubber ring 2 into the interior of the busbar junction box body 1, then fix the main line on the first main line connector 6 or the second main line connector 7 respectively. Then, according to the need, pass the corresponding number of branch lines through the branch line outlet pipe 3 and the branch line sealing rubber ring 10 into the interior of the busbar junction box body 1. Then, pass the branch lines through the wire management pipe 13 and fix the branch lines on the first branch line connector 11 or the second branch line connector 12 respectively. After the circuit installation is completed, insert the wire management board 4 onto the insertion rod 15 through the snap - connection fixing hole 5 by external force. Then, nest the clamping ring 17 onto the insertion rod 15 by external force and push the clamping ring 17 close to the fixed card slot 16. When the clamping ring 17 is inserted to the fixed card slot 16, rotate the clamping ring 17 by 90 degrees by external force so that the clamping ring 17 is stuck inside the fixed card slot 16. Clamp all the clamping rings 17 in sequence to complete the fixation of the wire management board 4. Then, fix the bottom cover 8 at the bottom end of the busbar junction box body 1 and fix the bottom cover 8 at the required installation position through the threaded rod 14 and the nut. When maintenance is required, just open the bottom cover 8 and then rotate the clamping ring 17 by 90 degrees by external force and pull the clamping ring 17 to the end of the insertion rod 15 away from the dense support column 9. Remove all the clamping rings 17 to remove the wire management board 4 from the insertion rod 15, and then the maintenance work can be carried out.

[0026] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A busbar junction box, comprising a busbar junction box body (1), a main line sealing rubber ring (2), a wire arranging board (4), a bottom cover (8) and a dense support column (9), characterized in that: A busbar wiring box body (1) is provided with a busbar threading hole at its top end. The main line sealing rubber ring (2) is nested on the busbar threading hole. Three clamping and fixing holes (5) are penetrated through a wire arranging board (4), and the three clamping and fixing holes (5) are arranged in a triangular shape. A bottom cover (8) is fixedly installed at the bottom end of the busbar wiring box body (1). The top ends of three dense support columns (9) are fixedly connected to the inner top end of the busbar wiring box body (1). The middle of the bottom end of the dense support column (9) is fixedly connected with a plug rod (15). A fixing card slot (16) is annularly opened on the plug rod (15). A clamping ring (17) is slidably inserted on the plug rod (15). A sliding slot (18) is penetrated through the clamping ring (17), and the sliding slot (18) matches with the plug rod (15). The wire arranging board (4) is inserted on the plug rod (15) through the clamping and fixing holes (5), and one end of the fixing card slot (16) close to the dense support column (9) is flush with the bottom end of the wire arranging board (4).

2. The busbar junction box according to claim 1, wherein: One end of the top end of the wire arranging board (4) is evenly and fixedly connected with three first main line connectors (6). The other end of the top end of the wire arranging board (4) is evenly and fixedly connected with three second main line connectors (7).

3. The busbar junction box according to claim 2, characterized in that: One end of the bottom end of the wire arranging board (4) close to the first main line connector (6) is evenly and fixedly connected with a plurality of first branch line connectors (11), and the first branch line connectors (11) pass through the wire arranging board (4) and are fixedly connected with the corresponding first main line connectors (6). One end of the bottom end of the wire arranging board (4) close to the second main line connector (7) is evenly and fixedly connected with a plurality of second branch line connectors (12), and the second branch line connectors (12) pass through the wire arranging board (4) and are fixedly connected with the corresponding second main line connectors (7).

4. The busbar junction box according to claim 3, wherein: Three wire arranging tubes (13) are fixedly installed at the bottom end of the wire arranging board (4) in a triangular arrangement. One of the wire arranging tubes (13) is located on one side close to the middle of the first branch line connector (11). Another wire arranging tube (13) is located on one side close to the middle of the second branch line connector (12). The last wire arranging tube (13) is located at the middle position between the other two wire arranging tubes (13).

5. The busbar junction box according to claim 1, characterized in that: A branch line outlet tube (3) is fixedly connected to one side of the busbar wiring box body (1).

6. The busbar junction box according to claim 5, characterized in that: A branch line sealing rubber ring (10) is fixedly installed on one side of the busbar wiring box body (1) close to the branch line outlet tube (3), and one end of the branch line sealing rubber ring (10) close to the branch line outlet tube (3) is located inside the branch line outlet tube (3).

7. The busbar junction box according to claim 1, characterized in that: Three threaded rods (14) are evenly and fixedly connected to the bottom end of the bottom cover (8).

8. A busbar junction box according to claim 4, characterized in that: The wire arranging tubes (13) and the clamping and fixing holes (5) are arranged at intervals.

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