Miniaturized lightning arrester test integrated shielding bin

Abstract

The utility model discloses a miniaturized lightning arrester test integrated shielding cabin, which comprises a first shielding plate and a second shielding plate, the first shielding plate and the second shielding plate are both arranged in a semi-arc structure, and the first shielding plate and the second shielding plate are spliced to form a cylindrical structure. The upper edge of the first shielding plate is provided with an upper clamping groove, and the bottom is provided with a lower extension plate. During installation, the upper insertion column is connected with the through hole of the upper extension plate, and the lower insertion column is connected with the lower insertion groove in the lower clamping groove, so that the connection firmness is ensured by the arrangement and connection mode, and meanwhile, disassembly is convenient; the side surfaces of the first shielding plate and the second shielding plate are provided with mutually matched wire pipes, the outer surfaces of the wire pipes are provided with external threads, the surfaces of the wire pipes are provided with sleeves, and the sleeves are in threaded connection with the external threads of the wire pipes, so that the arrangement is convenient for leading out a connecting wire, secondary fixation is formed at the same time, and the installation stability is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of shielding chambers, and more specifically to a miniaturized lightning arrester test integrated shielding chamber. Background Art

[0002] Lightning arresters are widely used devices in power transmission and communication systems. Their main function is to protect the insulation and conductors of the system from damage caused by lightning strikes. Lightning arresters are essentially an air gap between the wires and the ground. When lightning strikes, they can divert the current from the power line or communication line to the ground, thereby preventing damage to the equipment caused by lightning strikes.

[0003] Most of the existing integrated shielding chambers can only be used once, and the installation structure is complicated, which makes it inconvenient to replace them. Therefore, a new technical solution is needed to solve the problem. Utility Model Content

[0004] The utility model aims to provide a miniaturized integrated shielding chamber for lightning arrester testing, which solves the problem that most of the existing integrated shielding chambers can only be used once, have a complex installation structure, and are inconvenient to replace.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a miniaturized lightning arrester test integrated shielding chamber, comprising: a first shielding plate and a second shielding plate, the first shielding plate and the second shielding plate are both arranged in a semi-arc structure, the first shielding plate and the second shielding plate are spliced ​​into a cylindrical structure, an upper card slot is arranged at the upper edge of the first shielding plate and a lower extension plate is arranged at the bottom, an upper extension plate matching the upper card slot is arranged at the upper part of the second shielding plate and a lower card slot matching the lower extension plate is arranged at the bottom, an upper plug-in column is arranged inside the upper card slot and a lower plug-in column is arranged on the surface of the lower extension plate, a lower plug-in slot is arranged inside the lower card slot and a through hole is arranged inside the upper extension plate, the sides of the first shielding plate and the second shielding plate are both provided with mutually matching wire tubes and the outer surfaces of the wire tubes are provided with external threads, the surface of the wire tube is provided with a sleeve and the sleeve is threadedly connected with the external threads of the wire tube.

[0006] As a preferred embodiment of the present invention, a sliding groove is arranged on the inner side of the first shielding plate and a matching clamping block is arranged at a corresponding position of the second shielding plate.

[0007] As a preferred embodiment of the utility model, a fixing block is arranged on the side of the sleeve and the fixing block is arranged in a hexagonal structure.

[0008] As a preferred embodiment of the present invention, a reinforcing plate is disposed inside the first shielding plate and the second shielding plate, and a shielding filler is disposed inside the reinforcing plate.

[0009] As a preferred embodiment of the utility model, a fastening nut is provided on the surface of the upper plug-in column and a threaded connection structure is provided between the fastening nut and the upper plug-in column.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The first shielding plate and the second shielding plate of the utility model are both arranged in a semi-arc structure. The first shielding plate and the second shielding plate are spliced ​​into a cylindrical structure. When in use, the lightning arrester is installed inside it. An upper card slot is provided at the upper edge of the first shielding plate and a lower extension plate is provided at the bottom. An upper extension plate matching the upper card slot is provided on the upper part of the second shielding plate and a lower card slot matching the lower extension plate is provided at the bottom. An upper plug-in column is provided inside the upper card slot and a lower plug-in column is provided on the surface of the lower extension plate. A lower plug-in slot is provided inside the lower card slot and a through hole is provided inside the upper extension plate. When installed, the upper plug-in column is connected with the through hole of the upper extension plate, and the lower plug-in column is connected with the lower plug-in slot in the lower card slot. This connection method ensures the firmness of the connection and is easy to disassemble. The sides of the first shielding plate and the second shielding plate are both provided with matching wire tubes and the outer surfaces of the wire tubes are provided with external threads. A sleeve is provided on the surface of the wire tube and the sleeve is threadedly connected to the external threads of the wire tube. This arrangement facilitates the lead-out of the connecting wire and forms a secondary fixation at the same time, thereby ensuring the stability of the installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a side view of the structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the top view structure of the utility model;

[0015] Figure 4 It is a schematic diagram of the cross-sectional structure of the shielding plate of the utility model.

[0016] In the figure: 1. first shielding plate; 2. second shielding plate; 3. upper extension plate; 4. through hole; 5. clamping block; 6. wire tube; 7. upper clamping slot; 8. slide slot; 9. upper plug-in column; 10. lower extension plate; 11. lower plug-in column; 12. sleeve; 13. fixing block; 14. lower clamping slot; 15. lower plug-in slot; 16. reinforcement plate; 17. shielding filler. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-4 The utility model provides a technical solution: a miniaturized lightning arrester test integrated shielding chamber, comprising: a first shielding plate 1 and a second shielding plate 2, the first shielding plate 1 and the second shielding plate 2 are both arranged in a semi-arc structure, the first shielding plate 1 and the second shielding plate 2 are spliced ​​into a cylindrical structure, an upper card slot 7 is arranged at the upper edge of the first shielding plate 1 and a lower extension plate 10 is arranged at the bottom, an upper extension plate 3 matching the upper card slot 7 is arranged at the upper part of the second shielding plate 2 and a lower extension plate 10 matching the lower extension plate 10 is arranged at the bottom A lower card slot 14, an upper plug-in column 9 is provided inside the upper card slot 7 and a lower plug-in column 11 is provided on the surface of the lower extension plate 10, a lower plug-in slot 15 is provided inside the lower card slot 14 and a through hole 4 is provided inside the upper extension plate 3, the sides of the first shielding plate 1 and the second shielding plate 2 are provided with mutually matching wire tubes 6 and the outer surfaces of the wire tubes 6 are provided with external threads, the surface of the wire tube 6 is provided with a sleeve 12 and the sleeve 12 is threadedly connected to the external threads of the wire tube 6, and the first shielding plate 1 and the second shielding plate 2 are both arranged in a semi-arc structure. The first shielding plate 1 and the second shielding plate 2 are spliced ​​into a cylindrical structure. When in use, the lightning arrester is installed inside the first shielding plate 1. An upper card slot 7 is provided at the upper edge of the first shielding plate 1 and a lower extension plate 10 is provided at the bottom. An upper extension plate 3 matching the upper card slot 7 is provided on the upper part of the second shielding plate 2 and a lower card slot 14 matching the lower extension plate 10 is provided at the bottom. An upper plug-in column 9 is provided inside the upper card slot 7 and a lower plug-in column 11 is provided on the surface of the lower extension plate 10. A lower plug-in slot 15 is provided inside the lower card slot 14 and a lower plug-in slot 16 is provided inside the upper extension plate 3. A through hole 4 is provided. During installation, the upper plug-in column 9 is connected to the through hole 4 of the upper extension plate 3, and the lower plug-in column 11 is connected to the lower plug-in groove 15 in the lower card groove 14. This setting and connection method ensures the firmness of the connection while facilitating disassembly. The sides of the first shielding plate 1 and the second shielding plate 2 are provided with mutually matching wire tubes 6, and the outer surface of the wire tube 6 is provided with an external thread. A sleeve 12 is provided on the surface of the wire tube 6, and the sleeve 12 is threadedly connected to the external thread of the wire tube 6. This setting facilitates the lead-out of the connecting wire and forms a secondary fixation at the same time, thereby ensuring the stability of the installation.

[0019] Further improvements, such as Figure 1As shown, a slide groove 8 is arranged on the inner side of the first shielding plate 1 and a matching clamping block 5 is arranged at a corresponding position of the second shielding plate 2. This arrangement ensures the sealing of the installation of the first shielding plate 1 and the second shielding plate 2.

[0020] Further improvements, such as Figure 1 As shown, a fixing block 13 is arranged on the side of the sleeve 12 and the fixing block 13 is arranged in a hexagonal structure, which facilitates the rotation of the sleeve.

[0021] Further improvements, such as Figure 4 As shown: the first shielding plate 1 and the second shielding plate 2 are both provided with a reinforcing plate 16 inside, and a shielding filler 17 is provided inside the reinforcing plate 16. This arrangement increases the structural strength of the shielding plate and improves the shielding performance.

[0022] Further improvements, such as Figure 1 As shown: a fastening nut is arranged on the surface of the upper plug-in column 9 and a threaded connection structure is arranged between the fastening nut and the upper plug-in column 9, which can be fixed to prevent the shielding plates from loosening.

[0023] The first shielding plate 1 and the second shielding plate 2 of the utility model are both arranged in a semi-arc structure. The first shielding plate 1 and the second shielding plate 2 are spliced ​​to form a cylindrical structure. When in use, the arrester is installed inside it. An upper card slot 7 is arranged at the upper edge of the first shielding plate 1 and a lower extension plate 10 is arranged at the bottom. An upper extension plate 3 matching the upper card slot 7 is arranged on the upper part of the second shielding plate 2 and a lower card slot 14 matching the lower extension plate 10 is arranged at the bottom. An upper plug-in column 9 is arranged inside the upper card slot 7 and a lower plug-in column 11 is arranged on the surface of the lower extension plate 10. A lower plug-in slot 15 is arranged inside the lower card slot 14 and a lower plug-in slot 15 is arranged inside the upper extension plate 3. A through hole 4 is provided. During installation, the upper plug-in column 9 is connected to the through hole 4 of the upper extension plate 3, and the lower plug-in column 11 is connected to the lower plug-in groove 15 in the lower card groove 14. This setting and connection method ensures the firmness of the connection while facilitating disassembly. The sides of the first shielding plate 1 and the second shielding plate 2 are provided with mutually matching wire tubes 6, and the outer surface of the wire tube 6 is provided with an external thread. A sleeve 12 is provided on the surface of the wire tube 6, and the sleeve 12 is threadedly connected to the external thread of the wire tube 6. This setting facilitates the lead-out of the connecting wire and forms a secondary fixation at the same time, thereby ensuring the stability of the installation.

[0024] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0025] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, and can be mechanical or electrical connections, or internal connectivity between two components, or direct connections. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may change.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A miniaturized lightning arrester test integrated shielding chamber, characterized in that: include: A first shielding plate (1) and a second shielding plate (2), wherein the first shielding plate (1) and the second shielding plate (2) are both arranged in a semi-arc structure, the first shielding plate (1) and the second shielding plate (2) are spliced ​​to form a cylindrical structure, an upper groove (7) is arranged at the upper edge of the first shielding plate (1) and a lower extension plate (10) is arranged at the bottom, an upper extension plate (3) matching the upper groove (7) is arranged at the upper part of the second shielding plate (2) and a lower groove (14) matching the lower extension plate (10) is arranged at the bottom, and An upper plug-in column (9) is arranged inside the upper slot (7) and a lower plug-in column (11) is arranged on the surface of the lower extension plate (10); a lower plug-in slot (15) is arranged inside the lower slot (14) and a through hole (4) is arranged inside the upper extension plate (3); the sides of the first shielding plate (1) and the second shielding plate (2) are both provided with mutually matching wire tubes (6) and the outer surfaces of the wire tubes (6) are provided with external threads; a sleeve (12) is arranged on the surface of the wire tube (6) and the sleeve (12) is threadedly connected to the external threads of the wire tube (6).

2. A miniaturized lightning arrester test integrated shielding chamber according to claim 1, characterized in that: A sliding groove (8) is provided on the inner side of the first shielding plate (1), and a matching clamping block (5) is provided at a corresponding position of the second shielding plate (2).

3. The miniaturized lightning arrester test integrated shielding chamber according to claim 1, characterized in that: A fixing block (13) is arranged on the side of the sleeve (12), and the fixing block (13) is arranged in a hexagonal structure.

4. The miniaturized lightning arrester test integrated shielding chamber according to claim 1, characterized in that: A reinforcing plate (16) is arranged inside the first shielding plate (1) and the second shielding plate (2), and a shielding filler (17) is arranged inside the reinforcing plate (16).

5. The miniaturized lightning arrester test integrated shielding chamber according to claim 1, characterized in that: A fastening nut is provided on the surface of the upper plug-in column (9), and a threaded connection structure is provided between the fastening nut and the upper plug-in column (9).

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