Circuit connection device for electric power design

Abstract

The utility model belongs to the related technical field of power equipment line connection, and particularly relates to a line connection device for power design, which comprises a first end connection block and a second end connection block, and a plurality of middle connection blocks are connected between the first end connection block and the second end connection block; the first end joining block, the middle joining block and the second end joining block each comprise a shell, and a connecting assembly is arranged in each shell. One side of the shell of the first end joining block and one side of the shell of the middle joining block are provided with sub-connecting assemblies, and the other side of the shell of the second end joining block and the other side of the shell of the middle joining block are provided with mother connecting assemblies matched with the sub-connecting assemblies; according to the utility model, the problem that waste is easily caused when an existing line connection device for electric power design is used is effectively solved.

Description

Technical Field

[0001] The utility model belongs to the technical field related to power equipment line connection, and specifically relates to a line connection device for power design. Background Art

[0002] Power lines refer to the lines used to transmit electric energy between power plants, substations and power users. It is an important part of the power supply system and is responsible for the transmission and distribution of electric energy. When designing power, the lines used need to be arranged reasonably according to the situation, so many intricate lines need to be connected externally, which is a heavy task for the staff; therefore, a line connection device for power design is designed to connect the lines.

[0003] For example, the utility model with patent number: CN202020593554.8 discloses a line connection device for residential power design, including a shell, and the left and right end surfaces of the shell are provided with a number of cable plug holes evenly spaced front and back, each cable plug hole is respectively connected with the inner cavity of the corresponding power connection cavity, and the inner cavity of each power connection cavity is provided with two first semicircular PVC card plates with an inverted V-shaped structure in the main view cross section and two second semicircular PVC card plates with a V-shaped structure in the main view cross section, and the inner cavity of each cable plug hole is plugged with a sealing threaded sleeve, and each first semicircular PVC card plate and each second semicircular PVC card plate are inclined at one end of the relative side wall close to the cable plug hole and provided with a copper conductive spring. The utility model is used for line connection in a residential area, which ensures the firmness of the connection on the one hand and the insulation performance on the other hand, without winding insulating tape to avoid safety accidents of electric shock, and the operation is short, which improves the efficiency of cable connection, and is simple and practical.

[0004] Although the above application provides a line connection device for connecting lines, the following technical problems still exist during specific use: a single shell is provided with a plurality of cable plug-in holes to realize the connection of multiple lines. However, during specific use, the conditions of the lines are different, which makes it easy for the cable plug-in holes to be surplus when the connection device is in use, resulting in waste of the connection device. Utility Model Content

[0005] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a line connection device for electric power design, which effectively solves the problem that the existing line connection device for electric power design is prone to waste when in use.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a line connection device for power design, including a first end connection block and a second end connection block, and a plurality of middle connection blocks are connected between the first end connection block and the second end connection block; the first end connection block, the middle connection block, and the second end connection block all include a shell, and a connection component is arranged in the shell; a sub-connection component is arranged on one side of the shell of the first end connection block and the shell of the middle connection block, and a mother connection component cooperating with the sub-connection component is arranged on the other side of the shell of the second end connection block and the shell of the middle connection block.

[0007] Furthermore, a mounting plate is provided on the shell of the first end connecting block and the second end connecting block, and a mounting hole is provided on the mounting plate.

[0008] Furthermore, the connecting component includes a partition plate fixed to the shell, and upper guide plates are provided on both sides of the partition plate; conductive spring plates are also provided on both sides of the partition plate and are arranged below the upper guide plates, and lower connecting plates are connected to the conductive spring plates, and a pair of conductive spring plates are connected through the lower connecting plates; both ends of the shell are provided with through holes that cooperate with the conductive spring plates and the upper guide plates.

[0009] Furthermore, a pair of the upper guide plates are both fixedly connected with a guide frame, and an extrusion block corresponding to the conductive spring sheet is slidably connected to the guide frame.

[0010] Furthermore, a fixing bolt is threaded on the shell, an insulating block is rotatably connected to the fixing bolt, and the insulating block is fixedly connected to the extrusion block.

[0011] Furthermore, the female connection assembly includes a slide groove arranged on the shell, one end of the slide groove is fixedly connected to a limiting block, and the other end of the slide groove is provided with a spring sheet.

[0012] Furthermore, the sub-connection assembly includes a slide rail fixed to the shell and corresponding to the slide groove, the slide rail is provided with a limiting groove cooperating with the spring sheet, and the slide rail is also provided with a moving groove cooperating with the spring sheet.

[0013] Furthermore, the slide rail is provided with a bending groove matched with the spring sheet.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] When the utility model is in use, the application can be combined according to the situation of the line through the setting of the first end connecting block, the middle connecting block and the second end connecting block. The first end connecting block and the second end connecting block are set at both ends, and multiple middle connecting blocks are set in the middle, so that the connection components for fixing the line on the application correspond to the line, so that the application can effectively avoid waste. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 It is the first axonometric view of the middle connecting block in the utility model;

[0018] Figure 3 It is the second axonometric view of the middle connecting block in the utility model;

[0019] Figure 4 It is a schematic diagram of the internal structure of the housing in the utility model;

[0020] In the figure: 1. first end connecting block, 2. middle connecting block, 3. second end connecting block, 4. mounting plate, 5. shell, 6. fixing bolt, 7. slide rail, 8. moving groove, 9. limiting groove, 10. perforation, 11. slide groove, 12. spring piece, 13. limiting block, 14. insulating block, 15. extrusion block, 16. guide frame, 17. upper guide plate, 18. lower connecting plate. DETAILED DESCRIPTION

[0021] A line connection device for electric power design, such as Figure 1-4 As shown, it includes a first end connecting block 1 and a second end connecting block 3, and multiple middle connecting blocks 2 are connected between the first end connecting block 1 and the second end connecting block 3; the first end connecting block 1, the middle connecting block 2, and the second end connecting block 3 all include a shell 5, and a connecting component is provided in the shell 5; one side of the shell 5 of the first end connecting block 1 and the shell 5 of the middle connecting block 2 is provided with a sub-connecting component, and the other side of the shell 5 of the second end connecting block 3 and the shell 5 of the middle connecting block 2 is provided with a female connecting component that cooperates with the sub-connecting component.

[0022] When the utility model is in use, through the setting of the first end connecting block 1, the middle connecting block 2, and the second end connecting block 3, the application can be combined according to the situation of the line. The first end connecting block 1 and the second end connecting block 3 are set at both ends, and multiple middle connecting blocks 2 are set in the middle, so that the connection components for fixing the line on the application correspond to the line, so that the application can effectively avoid waste; the first end connecting block 1, the middle connecting block 2, and the second end connecting block 3 are detachably connected through the cooperation of the sub-connection component and the mother connection component, thereby improving the convenience of the application.

[0023] Furthermore, a mounting plate 4 is provided on the shell 5 of the first end connecting block 1 and the second end connecting block 3, and a mounting hole is provided on the mounting plate 4; through the provision of the mounting plate 4, it is convenient to install and fix the present application at a corresponding position, thereby improving the stability of the present application.

[0024] Furthermore, the connecting assembly includes a partition plate fixed to the shell 5, and upper guide plates 17 are provided on both sides of the partition plate; conductive spring sheets 12 are also provided on both sides of the partition plate and are arranged below the upper guide plates 17, and lower connecting plates 18 are connected to the conductive spring sheets 12, and a pair of conductive spring sheets 12 are connected through the lower connecting plates 18; through holes 10 cooperating with the conductive spring sheets 12 and the upper guide plates 17 are provided at both ends of the shell 5; a pair of upper guide plates 17 are fixedly connected to a guide frame 16, and an extrusion block 15 corresponding to the conductive spring sheet 12 is slidably connected to the guide frame 16; a fixing bolt 6 is screwed on the shell 5, and an insulating block 14 is rotatably connected to the fixing bolt 6, and the insulating block 14 is fixed to the extrusion block 15.

[0025] When the connecting assembly is in use, the cable is inserted through the through hole 10 between the conductive spring sheet 12 and the upper guide plate 17, and the fixing bolt 6 is rotated. The fixing bolt 6 drives the extrusion block 15 to slide along the guide frame 16 through the insulating block 14. The extrusion block 15 cooperates with the conductive spring sheet 12 to squeeze and fix the cable. A pair of conductive spring sheets 12 are connected by the lower connecting plate 18, so that a pair of cables are connected and energized through the pair of conductive spring sheets 12 and the lower connecting plate 18.

[0026] Furthermore, the female connection component includes a slide groove 11 arranged on the shell 5, one end of the slide groove 11 is fixedly connected to a limiting block 13, and the other end of the slide groove 11 is provided with a spring 12; the sub-connection component includes a slide rail 7 fixed to the shell 5 and corresponding to the slide groove 11, the slide rail 7 is provided with a limiting groove 9 that cooperates with the spring 12, and the slide rail 7 is also provided with a movable groove 8 that cooperates with the spring 12; the slide rail 7 is also provided with a bending groove that cooperates with the spring 12.

[0027] When the sub-connecting assembly and the mother-connecting assembly are in use, the slide rail 7 is installed in the slide groove 11, and the spring piece 12 rotates into the movable groove 8 under the action of the slide rail 7, and slides along the movable groove 8 to the limit groove 9. The spring piece 12 cooperates with the limit groove 9 to limit one direction of the movement of the slide rail 7, and the limit block 13 is used to limit the other direction of the slide rail 7, thereby improving the stability of the present application; through the setting of the bending groove, an iron sheet can be inserted to drive the spring piece 12 to bend into the movable groove 8, so as to realize the separation of the slide rail 7 and the slide groove 11, so that the first end connecting block 1, the middle connecting block 2, and the second end connecting block 3 in the present application can be detachably connected.

Claims

1. A line connection device for electric power design, characterized in that: The invention comprises a first end connecting block (1) and a second end connecting block (3), wherein a plurality of middle connecting blocks (2) are connected between the first end connecting block (1) and the second end connecting block (3); the first end connecting block (1), the middle connecting block (2) and the second end connecting block (3) all comprise a shell (5), wherein a connecting component is arranged inside the shell (5); a sub-connecting component is arranged on one side of the shell (5) of the first end connecting block (1) and the shell (5) of the middle connecting block (2), and a female connecting component cooperating with the female connecting component is arranged on the other side of the shell (5) of the second end connecting block (3) and the shell (5) of the middle connecting block (2).

2. The line connection device for electric power design according to claim 1, characterized in that: The housings (5) of the first end connecting block (1) and the second end connecting block (3) are both provided with mounting plates (4), and mounting holes are provided on the mounting plates (4).

3. The line connection device for electric power design according to claim 1, characterized in that: The connection assembly comprises a partition plate fixedly connected to the housing (5), and upper guide plates (17) are provided on both sides of the partition plate; conductive spring sheets (12) are also provided on both sides of the partition plate and are arranged below the upper guide plates (17); the conductive spring sheets (12) are connected to lower connecting plates (18), and a pair of conductive spring sheets (12) are connected via the lower connecting plates (18); and through holes (10) are provided at both ends of the housing (5) and are matched with the conductive spring sheets (12) and the upper guide plates (17).

4. The line connection device for electric power design according to claim 3, characterized in that: A pair of upper guide plates (17) are both fixedly connected to a guide frame (16), and an extrusion block (15) corresponding to the conductive spring sheet (12) is slidably connected to the guide frame (16).

5. The line connection device for electric power design as claimed in claim 4, characterized in that: A fixing bolt (6) is threaded onto the housing (5), an insulating block (14) is rotatably connected to the fixing bolt (6), and the insulating block (14) is fixedly connected to the extrusion block (15).

6. The line connection device for electric power design according to claim 1, characterized in that: The female connection assembly comprises a slide groove (11) provided on the housing (5), one end of the slide groove (11) is fixedly connected to a limit block (13), and the other end of the slide groove (11) is provided with a spring sheet (12).

7. The line connection device for electric power design according to claim 6, characterized in that: The sub-connection assembly comprises a slide rail (7) fixedly connected to the housing (5) and corresponding to the slide groove (11); the slide rail (7) is provided with a limit groove (9) cooperating with the spring sheet (12); and the slide rail (7) is also provided with a moving groove (8) cooperating with the spring sheet (12).

8. The line connection device for electric power design according to claim 7, characterized in that: The slide rail (7) is also provided with a bending groove that matches the spring sheet (12).

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