A lightning protection detection box with grounding copper busbar assembly

Abstract

The utility model relates to a lightning protection detection box with a grounding copper bar assembly, including a box body and a lightning protection detector body, and its technical points are: a detachable vertical wall is provided on the right side of the box body, an elastic extrusion block connected to the side wall of the lightning protection detector body and a limit plate in contact with the upper surface of the lightning protection detector body are provided on the inner side of the detachable vertical wall, a grounding cable is provided on the grounding copper bar of the grounding copper bar assembly, a lead-out hole corresponding to the grounding cable is provided on the bottom of the box body, the end of the grounding cable is connected and fixed with the connecting cable on the ground nail by a joint after passing through the lead-out hole, a tensioner corresponding to the grounding cable is provided at the bottom of the box body, a sandwich is provided in the outer wall of the box body, an air intake pipe connected to the sandwich is provided on the upper rear side of the box body, and an activated carbon filter is provided at the end of the air intake pipe, and an exhaust fan connected to the sandwich is provided at the bottom of the box body. The utility model solves the problem that the heat dissipation of the lightning protection detection box is poor and the installation of the body is inconvenient, and it is convenient to connect the ground nails on the installation ground, so that the installation cables are more neat and not messy.

Description

Technical Field

[0001] The utility model relates to a lightning protection detection device, in particular to a lightning protection detection box with a grounding copper bar assembly. Background Art

[0002] The lightning protection detection box is a device used to detect, monitor and record the operating status of lightning protection equipment and lightning activities. It is usually installed in the power supply line of the power distribution room, power distribution cabinet, AC distribution panel, switch box and other important equipment that is easily affected by lightning.

[0003] CN 220019682 U discloses a lightning protection detection box with a grounding copper bar assembly, which includes a lightning protection detection box shell, a rotating plate is connected to one side of the lightning protection detection box shell, a lightning protection detection box body is fixedly connected to the inside of the lightning protection detection box shell, a lightning rod is fixedly connected to the outside of the lightning protection detection box body and the inside of the lightning protection detection box shell, and a clamping assembly is arranged inside the lightning protection detection box body. The detection box is provided with a clamping assembly, a limit column and a fixed column, which, under the action of a first spring, helps to limit the movement of the lightning protection component after the lightning protection component slides on the slide plate, so that the lightning protection component is stuck between two limit columns to prevent the lightning protection component from moving. At the same time, after the lightning protection component is installed, it needs to be connected to the copper bar body through an electric wire. Through the limit copper sleeve and the conductor column in the clamping assembly, it is convenient to connect the lightning protection component with the copper bar body for use, which is conducive to multiple disassembly tests. However, the following problems exist during its use: 1. During the lightning protection detection process, the heat dissipation is poor due to long-term work; 2. When the lightning protection detection box body is installed in the lightning protection detection box shell, it is inconvenient to operate due to space constraints. Utility Model Content

[0004] The purpose of the utility model is to provide a lightning protection detection box with a grounding copper busbar assembly which has a reasonable structure and is reliable to use, so as to solve the problems of poor heat dissipation of the lightning protection detection box and inconvenient installation of the main body, and at the same time facilitate the connection of ground nails on the installation ground, making the installation cables neater and less messy.

[0005] The technical solution of the utility model is:

[0006] A lightning protection detection box with a grounding copper busbar assembly comprises a box body and a lightning protection detector body, the lightning protection detector body comprises a controller, a lightning rod, a lightning protection component and a grounding copper busbar assembly integrated into one, the left side wall of the box body is connected to the box door by a hinge, and its technical highlights are: a detachable vertical wall is provided on the right side of the box body, an elastic extrusion block connected to the side wall of the lightning protection detector body, and a limit plate in contact with the upper surface of the lightning protection detector body are provided on the grounding copper busbar of the grounding copper busbar assembly, a grounding cable is provided on the bottom surface of the box body, a lead-out hole corresponding to the grounding cable is provided on the bottom surface of the box body, the end of the grounding cable is connected and fixed to the connecting cable on the ground nail by a joint after passing through the lead-out hole, a tensioning piece corresponding to the grounding cable is provided at the bottom of the box body, a mezzanine is provided in the inner and outer walls of the box body, an air intake pipe connected to the mezzanine is provided on the upper rear side of the box body, and an activated carbon filter is provided at the end of the air intake pipe, and an exhaust fan connected to the mezzanine is also provided at the bottom of the box body.

[0007] The above-mentioned lightning protection detection box with a grounding copper busbar assembly has a through hole on the upper surface of the box body. The lower end of the lightning rod passes through the through hole and is inserted into the positioning cavity of the lightning protection detector body and is locked with a positioning pin. The positioning pin and the lightning protection component are connected with a wire. A sealing ring is provided at the outer end of the through hole. The lightning protection component is connected to the grounding copper busbar assembly with a wire.

[0008] The above-mentioned lightning protection detection box with a grounding copper busbar assembly, the tensioning member includes a Z-shaped frame and a U-shaped limiting plate, the upper plane of the Z-shaped frame is hinged to the bottom of the box body by a rotating shaft, and the end of the lower plane of the Z-shaped frame is provided with a U-shaped groove, and the U-shaped limiting plate is arranged on the lower plane of the Z-shaped frame and surrounds the U-shaped groove to form a limiting groove corresponding to the grounding cable.

[0009] The above-mentioned lightning protection detection box with a grounding copper busbar assembly, the joint is composed of two annular connecting rings, the end of the grounding cable is provided with an expanded diameter circular pad, one of the annular connecting rings is sleeved on the outside of the expanded diameter circular pad, a limit platform is provided on the outside of the free end of the connecting cable, and the other annular connecting ring is sleeved on the outside of the limit platform. The free end of the connecting cable is connected to the top of the expanded diameter circular pad, and the two annular connecting rings are connected and fixed by fixing parts.

[0010] In the above-mentioned lightning protection detection box with grounding copper busbar assembly, a downconductor plate is welded on the top surface of the ground nail, and a horizontal long hole is provided on the downconductor plate. A bolt pair is passed through the horizontal long hole and is connected and fixed to the conductive ring at the end of the connecting cable by the bolt pair.

[0011] The above-mentioned lightning protection detection box with a grounding copper busbar assembly has a connecting frame fixed in the middle of the rear side of the box body, and the bottom of the connecting frame is fixed on the ground.

[0012] The beneficial effects of the utility model are:

[0013] 1. The air is introduced into the interlayer through the activated carbon filter and the air inlet pipe by the exhaust fan, carrying the heat generated inside the box, solving the problem of poor heat dissipation of the lightning protection detection box and preventing moisture from entering the box.

[0014] 2. Use the upper elastic extrusion block of the detachable vertical wall to press against the lightning detector body to achieve horizontal positioning, and then use the limit plate to limit the vertical displacement of the lightning detector body to achieve vertical positioning. The lower end of the lightning rod is inserted into the positioning cavity of the lightning detector body after passing through the through hole and locked with the positioning pin. Combined with the above, the problem of inconvenient installation of the body is solved.

[0015] 3. After the grounding cable is connected to the connecting cable, use the tensioner to swing at a certain angle to tighten the cable, making the installed cables neater and less messy, and preventing the cables from swinging in the wind. The horizontal long hole on the downlead plate is more conducive to micro-adjusting the cable installation position. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 yes Figure 1 Left view of

[0018] Figure 3 yes Figure 2 Enlarged view of part A in the middle.

[0019] In the figure: 1. lightning rod, 2. connecting frame, 3. sealing ring, 4. interlayer, 5. lightning protection detector body, 6. air inlet pipe, 7. box body, 8. detachable wall, 9. limit plate, 10. elastic extrusion block, 11. exhaust fan, 12. positioning nail, 13. lightning protection parts, 14. grounding copper busbar assembly, 15. lead-out hole, 16. grounding cable, 1601. enlarged diameter circular pad, 17. Z-shaped frame, 18. joint, 1801. annular ring, 1802. annular ring, 19. down conductor, 20. ground nail, 21. bolt pair, 22. activated carbon filter, 23. rotating shaft, 24. box door, 25. U-shaped limit plate, 26. horizontal long hole, 27. connecting cable, 2701. limit table. DETAILED DESCRIPTION

[0020] The utility model is described in detail according to the accompanying drawings of the specification.

[0021] like Figure 1 to Figure 3 As shown, the lightning protection detection box with grounding copper bar assembly includes a box body 7 and a lightning protection detector body 5. The lightning protection detector body 5 includes a controller, a lightning rod 1, a lightning protection element 13 and a grounding copper bar assembly 14 which are integrated into one.

[0022] Among them, the left side wall of the box body 7 is connected to the box door 24 by a hinge, and a removable vertical wall 8 is provided on the right side of the box body 24. The inner side of the removable vertical wall 8 is provided with an elastic extrusion block 10 connected to the side wall of the lightning protection detector body 5, and a limit plate 9 in contact with the upper surface of the lightning protection detector body 5.

[0023] A grounding cable 16 is provided on the grounding copper busbar of the grounding copper busbar assembly 14, and a lead-out hole 15 corresponding to the grounding cable 16 is provided on the bottom surface of the box body 7. The end of the grounding cable 16 passes through the lead-out hole 15 and is connected and fixed to the connecting cable 27 on the ground nail 20 by a joint 18, and a tensioning piece corresponding to the grounding cable 16 is provided at the bottom of the box body 7.

[0024] An interlayer 4 is provided in the outer wall of the box body 7, an air inlet pipe 6 connected to the interlayer 4 is provided at the upper rear side of the box body 7, and an activated carbon filter 22 is provided at the end of the air inlet pipe 6, and an exhaust fan 11 connected to the interlayer 4 is also provided at the bottom of the box body 7.

[0025] In this embodiment, the upper surface of the box 7 is provided with a through hole, and the lower end of the lightning rod 1 is inserted into the positioning cavity of the lightning protection detector body 5 after passing through the through hole, and is locked by a positioning nail 12. The positioning nail 12 and the lightning protection member 13 are connected by a wire, and a sealing ring 3 is provided at the outer end of the through hole. The lightning protection member 13 is connected to the grounding copper bar assembly 14 by a wire. The tensioning member includes a Z-shaped frame 17 and a U-shaped limiting plate 25. The upper plane of the Z-shaped frame 17 is hinged to the bottom of the box 7 by a rotating shaft 23, and the end of the lower plane of the Z-shaped frame 17 is provided with a U-shaped groove. The U-shaped limiting plate 25 is provided on the lower plane of the Z-shaped frame 17 and surrounds the U-shaped groove to form a limiting groove corresponding to the grounding cable 16. The joint 18 is composed of two annular rings 1801 and 1802. The end of the grounding cable 16 is provided with an expanded diameter circular washer 1601, one of the annular rings 1801 is sleeved on the outside of the expanded diameter circular washer 1601, and a limit platform 2701 is provided on the outside of the free end of the connecting cable 27, and the other annular ring 1802 is sleeved on the outside of the limit platform 2701. The free end of the connecting cable 27 is top-connected with the expanded diameter circular washer 1601, and the two annular rings 1801 and 1802 are connected and fixed by a fixing piece. A down-conductor plate 19 is welded on the top surface of the ground nail 20, and a horizontal long hole 26 is provided on the down-conductor plate 19. A bolt pair 21 is passed through the horizontal long hole 26 and is connected and fixed to the conductive ring at the end of the connecting cable 27 by the bolt pair 21.

[0026] Working principle:

[0027] A connecting frame 2 is fixed to the middle of the rear side of the box 7, and the bottom of the connecting frame 2 is fixed to the ground. The connecting cable 16 and the grounding cable 27 are connected together by a joint 18. After the connection, the tensioner is pushed to rotate around the rotating shaft 23, and the grounding cable 16 swings a certain angle by the tensioner, thereby tightening the cable, making the installed cables more neat and less messy, and preventing the cables from swinging in the wind.

[0028] When the weather is hot, start the exhaust fan 11 to introduce air into the interlayer 4 through the activated carbon filter 22 and the air inlet pipe 6, carrying the heat generated inside the box 7, solving the problem of poor heat dissipation of the lightning protection detection box and preventing moisture from entering the box 7.

[0029] The above is a detailed description of the embodiments of the utility model, but the above contents are only preferred embodiments of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of the invention of the utility model should still fall within the scope of this patent.

Claims

1. A lightning protection detection box with a grounding copper bar assembly, comprising a box body and a lightning protection detector body, wherein the lightning protection detector body comprises a controller, a lightning rod, a lightning protection component and a grounding copper bar assembly integrated into one body, and the left side wall of the box body is connected to the box door by a hinge, characterized in that: A detachable vertical wall is provided on the right side of the box, and an elastic extrusion block connected to the side wall of the lightning protection detector body and a limit plate in contact with the upper surface of the lightning protection detector body are provided on the grounding copper busbar of the grounding copper busbar assembly. A grounding cable is provided on the grounding copper busbar of the grounding copper busbar assembly, and a lead-out hole corresponding to the grounding cable is provided on the bottom surface of the box. The end of the grounding cable passes through the lead-out hole and is connected and fixed to the connecting cable on the ground nail by a joint. A tensioning piece corresponding to the grounding cable is provided at the bottom of the box, and a mezzanine is provided in the outer wall of the box. An air intake pipe connected to the mezzanine is provided on the upper rear side of the box, and an activated carbon filter is provided at the end of the air intake pipe. An exhaust fan connected to the mezzanine is also provided at the bottom of the box.

2. The lightning protection detection box with a grounding copper busbar assembly according to claim 1 is characterized in that: A through hole is provided on the upper surface of the box body, and the lower end of the lightning rod is inserted into the positioning cavity of the lightning protection detector body after passing through the through hole and is locked by a positioning pin. The positioning pin and the lightning protection component are connected by a wire, and a sealing ring is provided at the outer end of the through hole. The lightning protection component is connected to the grounding copper busbar assembly by a wire.

3. The lightning protection detection box with a grounding copper busbar assembly according to claim 1 is characterized in that: The tensioning member includes a Z-shaped frame and a U-shaped limiting plate. The upper plane of the Z-shaped frame is hinged to the bottom of the box body by a rotating shaft. The end of the lower plane of the Z-shaped frame is provided with a U-shaped groove. The U-shaped limiting plate is arranged on the lower plane of the Z-shaped frame and surrounds the U-shaped groove to form a limiting groove corresponding to the grounding cable.

4. The lightning protection detection box with a grounding copper busbar assembly according to claim 1, characterized in that: The joint is composed of two annular connecting rings, and an expanded diameter circular pad is provided at the end of the grounding cable, one of the annular connecting rings is sleeved on the outside of the expanded diameter circular pad, a limit platform is provided on the outside of the free end of the connecting cable, and the other annular connecting ring is sleeved on the outside of the limit platform. The free end of the connecting cable is connected to the top of the expanded diameter circular pad, and the two annular connecting rings are connected and fixed by a fixing piece.

5. The lightning protection detection box with a grounding copper busbar assembly according to claim 1 is characterized in that: A down-conductor plate is welded on the top surface of the ground nail, and a horizontal long hole is arranged on the down-conductor plate. A bolt pair is passed through the horizontal long hole and is connected and fixed to the conductive ring at the end of the connecting cable by the bolt pair.

6. The lightning protection detection box with a grounding copper busbar assembly according to claim 1, characterized in that: A connecting frame is fixed at the middle part of the rear side of the box body, and the bottom of the connecting frame is fixed on the ground.

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