Novel test cabinet grounding protection mechanism

Abstract

The utility model belongs to the technical field of ground protection, and relates to a novel test cabinet ground protection mechanism, which comprises a ground rod, a plurality of metal contact seats are fixedly welded on the ground rod at equal intervals and circumferentially, wire holders are rotatably mounted on the metal contact seats, a threaded section is arranged on the ground rod, and a movable seat is mounted on the threaded section of the ground rod in a threaded manner. The rotating seat is located under the moving seat and rotatably installed on the grounding rod, the multiple abutting seats are arranged at equal intervals in a circumferential array mode, connecting rods are rotatably connected between the moving seat and the multiple abutting seats and between the rotating seat and the multiple abutting seats, fixing bolt pieces are integrally formed at the bottoms of the bearing discs, and the two bearing discs are installed in a combined mode through the fixing bolt pieces. The protective cover movably sleeves the grounding rod and is mounted at the tops of the two bearing discs in a threaded manner; a plurality of wire through holes are formed in the top of the protective cover; the grounding protection mechanism is used for grounding of a test cabinet, the grounding firmness is improved through the additionally arranged reinforcing assembly, the service life is prolonged through the additionally arranged protection assembly, and the safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of grounding protection, especially relates to a novel test cabinet grounding protection mechanism. BACKGROUND

[0002] Grounding protection is also commonly known as protective grounding, and is an important electrical safety protection measure. This protection mode involves reliably connecting the metal shell of an electrical device or a metal structure part insulated from the live part with a wire and a grounding body. The purpose of doing so is to prevent the metal shell of the electrical device, the framework of the distribution device and the line pole tower from being live after insulation damage, thereby endangering personal and equipment safety. Grounding protection mechanisms are needed for grounding during test cabinet installation.

[0003] For example, the Chinese utility model patent with publication number CN216599544U discloses a grounding protection structure, which comprises a grounding pile, one end of which is embedded in the ground and one end of which protrudes from the ground surface for electrical connection with the ground; a connecting sleeve, one end of which is sleeved on the circumferential outer wall of the grounding pile protruding from the ground and is limited on the grounding pile protruding from the ground; and a grounding guide block, at least one of which is arranged on the outer wall of the connecting sleeve, and at least one grounding terminal is arranged on the grounding guide block. The grounding protection structure realizes the grounding connection of multiple line external electrical equipment, further strengthens the connection between the connecting sleeve and the pile column, ensures the grounding conduction effect, and facilitates the grounding conduction of multiple lines by arranging multiple grounding terminals. The grounding terminals can be effectively and separately arranged in a large space, and the connection between the grounding terminals is not disturbed.

[0004] However, the above-mentioned utility model still has defects. On the one hand, it uses a smooth grounding pile to directly insert the ground, and the firmness is not enough. On the other hand, the grounding guide block is directly exposed and has no protective structure for protection, which not only affects the service life but also easily causes safety accidents. UTILITY MODEL CONTENTS

[0005] In order to solve the technical problems of the above-mentioned utility model, on the one hand, it uses a smooth grounding pile to directly insert the ground, and the firmness is not enough. On the other hand, the grounding guide block is directly exposed and has no protective structure for protection, which not only affects the service life but also easily causes safety accidents, the utility model provides the following technical scheme:

[0006] The utility model relates to a novel test cabinet grounding protection mechanism, which comprises a grounding rod, a plurality of metal contact seats are fixedly welded on the grounding rod at equal intervals in a circle, and a wire holder is rotatably installed on the metal contact seat, and a reinforcing assembly and a protective assembly are arranged on the grounding rod.

[0007] The reinforcing assembly comprises a moving seat, a rotating seat and a plurality of abutting seats, the grounding rod is provided with a threaded segment, the moving seat is threadedly mounted on the threaded segment of the grounding rod, the rotating seat is located directly below the moving seat and is rotatably mounted on the grounding rod, and the plurality of abutting seats are equidistantly and circumferentially arranged.

[0008] The protection assembly comprises a supporting tray and a protection cover, the supporting tray is integrally provided at the bottom with fixing bolt pieces, the supporting tray is provided with two and is combined and mounted through the fixing bolt pieces, the protection cover is movably sleeved on the grounding rod and is threadedly mounted on the top of the two supporting trays, and a plurality of wire passing holes are formed in the top of the protection cover.

[0009] As a preferred technical scheme of the utility model, the grounding rod is provided with a plurality of barbs which are equidistantly and circumferentially fixed and welded at the bottom.

[0010] As a preferred technical scheme of the utility model, the grounding rod is provided with an insulating rubber sleeve which is sleeved on the upper half of the threaded segment.

[0011] As a preferred technical scheme of the utility model, the moving seat is provided with a plurality of extension rods which are equidistantly and circumferentially fixed and welded at the top and the extension rods are provided with rotating handles which are fixed and welded at the top.

[0012] As a preferred technical scheme of the utility model, the abutting seat is integrally provided with a plurality of protruding sharp cones at the outer side end.

[0013] As a preferred technical scheme of the utility model, the wire terminal is made of high-conductivity brass and a plurality of wire terminal holes are equidistantly formed in the wire terminal.

[0014] As a preferred technical scheme of the utility model, the wire passing hole is provided with an insulating sealing sleeve at the position corresponding to the wire terminal hole and at the outer side of the wire passing hole.

[0015] The utility model discloses the following beneficial effects:

[0016] The grounding rod is inserted into the ground, the rotating handle is rotated to rotate the moving seat, the moving seat is rotated and moved downward, the included angle between the two connecting rods is reduced and the abutting seat is pushed outward to abut against the inner wall of the grounding pile hole, the firmness of grounding is improved, and vice versa, the abutting seat is retracted, convenient for storage and maintenance.

[0017] The two supporting trays are combined and fixed through the fixing bolt pieces to support the wire terminal, the protection cover is sealed, the wire terminal is not exposed, the service life is prolonged, and the safety is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings are used to provide further understanding of the present application and constitute a part of the specification, which are used together with the embodiments of the present application to explain the present application and do not constitute a limitation to the present application. In the drawings:

[0019] Figure 1 is a structural schematic view of a novel test cabinet grounding protection mechanism of the present application;

[0020] Figure 2 is a structural schematic view of a grounding rod in a novel test cabinet grounding protection mechanism of the present application;

[0021] Figure 3 is a structural schematic view of a reinforcing assembly in a novel test cabinet grounding protection mechanism of the present application;

[0022] Figure 4 is a structural schematic view of a protection assembly in a novel test cabinet grounding protection mechanism of the present application Figure 1 ;

[0023] Figure 5 is a structural schematic view of a protection assembly in a novel test cabinet grounding protection mechanism of the present application Figure 2 .

[0024] In the figure: 1, grounding rod; 101, barb; 102, metal contact seat; 103, wiring seat; 2, reinforcing assembly; 201, moving seat; 202, rotating seat; 203, abutting seat; 204, connecting rod; 205, extension rod; 206, rotating handle; 3, protection assembly; 301, supporting tray; 302, protection cover; 303, fixed bolt piece; 304, wire passing hole. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] Embodiment: as shown in the figure, a novel test cabinet grounding protection mechanism, comprising a grounding rod 1, a plurality of metal contact seats 102 are fixedly welded on the grounding rod 1 at equal intervals in a circle, and a wiring seat 103 is rotatably installed on the metal contact seat 102, the grounding rod 1 is provided with a reinforcing assembly 2 and a protection assembly 3; Figures 1-5

[0027] ​The reinforcing assembly 2 comprises a moving seat 201, a rotating seat 202 and a resisting seat 203, the grounding rod 1 is provided with a threaded segment, the moving seat 201 is threadedly installed on the threaded segment of the grounding rod 1, the rotating seat 202 is located directly below the moving seat 201 and is rotatably installed on the grounding rod 1, the resisting seat 203 is provided with a plurality of resisting seats and is arranged in a equidistant circumferential array, a connecting rod 204 is rotatably connected between the moving seat 201, the rotating seat 202 and the plurality of resisting seats 203, in use, the moving seat 201 is lowered on the threaded segment of the grounding rod 1, and drives the rotating seat 202 to rotate in the process of lowering, the included angle between the two connecting rods 204 is reduced, and the resisting seat 203 is pushed outward to abut against the inner wall of the grounding pile hole, thereby improving the firmness of grounding, and conversely, the resisting seat 203 is retracted, thereby facilitating storage;

[0028] The protection assembly 3 comprises a supporting tray 301 and a protection cover 302, the supporting tray 301 is integrally formed with a fixing bolt piece 303 at the bottom, the supporting tray 301 is provided with two supporting trays and is combined and installed through the fixing bolt piece 303, the protection cover 302 is movably sleeved on the grounding rod 1 and is threadedly installed on the top of the two supporting trays 301, a plurality of wire passing holes 304 are formed in the top of the protection cover 302, in use, the two supporting trays 301 are combined and fixed through the fixing bolt piece 303 to support the wire connecting seat 103, a plurality of grounding wires are passed through the wire passing holes 304 and are installed on the wire connecting seat 103, the protection cover 302 is covered, the supporting seat is threadedly fixed with the protection cover 302, finally, a fixing bolt is inserted into the fixing bolt piece 303 and is tightened to clamp and fix the grounding rod 1, so that the wire connecting seat 103 is not exposed outside, which not only prolongs the service life, but also improves the safety.

[0029] The grounding rod 1 is provided with a plurality of barbs 101 which are fixedly welded on the bottom in a equidistant circumferential manner, in use, the sharp taper design facilitates the insertion of the grounding rod 1 into the ground, and the barbs 101 can improve the firmness of insertion.

[0030] The grounding rod 1 is sleeved with an insulating rubber sleeve on the upper half of the threaded segment, in use, the part of the grounding rod 1 protruding from the ground is prevented from causing dangerous accidents.

[0031] A plurality of extension rods 205 are fixedly welded on the top of the moving seat 201 in a equidistant circumferential manner, and a rotating handle 206 is fixedly welded on the top of the extension rod 205, in use, the rotating handle 206 is rotated, and the rotating handle 206 can drive the moving seat 201 to rotate through the extension rod 205.

[0032] A plurality of protruding sharp tapers are integrally formed on the outer side of the resisting seat 203, in use, the sharp tapers on the resisting seat 203 are inserted into the inner wall of the grounding pile hole, thereby further improving the firmness.

[0033] The wire holder 103 is made of high-conductivity brass, and a plurality of wire holes are equidistantly arranged on the wire holder 103.

[0034] The wire hole 304 corresponds to the position of the wire hole, and an insulating sealing sleeve is arranged outside the wire hole 304.

[0035] Specifically, in use, the grounding rod 1 is inserted into the ground, the rotating handle 206 is rotated, the rotating handle 206 is rotated through the extension rod 205 to drive the moving seat 201 to rotate, the moving seat 201 is lowered on the threaded section of the grounding rod 1, and the rotating seat 202 is driven to rotate in the lowering process, the included angle between the two connecting rods 204 becomes smaller, and the abutting seat 203 is pushed outward to abut against the inner wall of the grounding pile hole, so that the firmness of grounding is improved, and conversely, the abutting seat 203 is retracted to facilitate storage.

[0036] In the description of the utility model, it should be understood that the orientation or positional relationship indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" and the like is the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0037] In the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "setting", "connecting", "fixing", "screw connection" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication between two elements or the interaction relationship between two elements, unless otherwise explicitly limited, the above-mentioned terms in the utility model can be understood according to the specific meaning of the above-mentioned terms in the utility model according to the specific situation.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A novel test chamber grounding protection mechanism comprising a grounding rod (1), characterized in that: The grounding rod (1) is fixed and welded with multiple metal contact bases (102) at equal intervals on the circumference, and the metal contact bases (102) are rotatably installed with wire holders (103); the grounding rod (1) is provided with a reinforcing assembly (2) and a protection assembly (3); The reinforcing assembly (2) comprises a moving seat (201), a rotating seat (202) and a resisting seat (203); the grounding rod (1) is provided with a threaded section, and the moving seat (201) is threadedly installed on the threaded section of the grounding rod (1); the rotating seat (202) is located directly below the moving seat (201) and is rotatably installed on the grounding rod (1); the resisting seat (203) is provided with multiple resisting seats (203) arranged at equal intervals on the circumference; the moving seat (201) and the rotating seat (202) are rotatably connected with the multiple resisting seats (203) through connecting rods (204). The protection assembly (3) comprises a supporting tray (301) and a protection cover (302); the supporting tray (301) is integrally formed at the bottom with a fixing bolt (303); the supporting tray (301) is provided with two supporting trays (301) combined and installed through the fixing bolt (303); the protection cover (302) is movably sleeved on the grounding rod (1) and is threadedly installed on the top of the two supporting trays (301); the protection cover (302) is provided at the top with multiple wire passing holes (304).

2. The novel test chamber grounding protection mechanism according to claim 1, characterized in that: The grounding rod (1) is conical at the bottom and is fixed and welded with multiple barbs (101) at equal intervals on the circumference.

3. The novel test chamber grounding protection mechanism according to claim 1, characterized in that: The grounding rod (1) is sleeved with an insulating rubber sleeve on the upper half of the threaded section.

4. The novel test chamber grounding protection mechanism according to claim 1, characterized in that: The moving seat (201) is fixed and welded with multiple extension rods (205) at equal intervals on the top, and the extension rods (205) are fixed and welded with rotating handles (206) at the top.

5. The novel test chamber grounding protection mechanism according to claim 1, characterized in that: The resisting seat (203) is integrally formed with multiple protruding sharp cones at the outer side end.

6. The novel test chamber grounding protection mechanism according to claim 1, characterized in that: The wire holder (103) is made of high-conductivity brass, and multiple wire holes are provided at equal intervals on the wire holder (103).

7. The novel test chamber grounding protection mechanism according to claim 6, characterized in that: The wire passing hole (304) corresponds to the position of the wire hole, and an insulating sealing sleeve is provided outside the wire passing hole (304).

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