CN219286674U

CN219286674U - Electric power overhauls earthing device

Info

Publication number: CN219286674U
Application number: CN202320447205.9U
Authority: CN
Inventors: 姚源珂; 华红梅; 张文全
Original assignee: Heze Runjia Power Engineering Co ltd
Current assignee: Heze Runjia Power Engineering Co ltd
Priority date: 2023-03-10
Filing date: 2023-03-10
Publication date: 2023-06-30
Anticipated expiration: 2033-03-10

Abstract

The utility model relates to the technical field of electric power overhaul, in particular to an electric power overhaul grounding device, which comprises a ground nail arranged underground and two sliding pipes which are arranged on an electric power line and are made of insulating rubber, wherein a connecting frame is fixedly connected between the two sliding pipes, the inner surface of each sliding pipe is fixedly connected with a conductive metal part, the outer side of each conductive metal part is provided with a horizontal clamping end, one end of each horizontal clamping end protrudes out of each sliding pipe, the sliding pipes are sleeved outside an electric power line, and then a lifting screw is rotated anticlockwise to drive a limiting supporting plate to move upwards to the inside of each sliding pipe so as to tightly press and attach the electric power line to the corresponding conductive metal part.

Description

Electric power overhauls earthing device

Technical Field

The utility model relates to the technical field of electric power overhaul, in particular to an electric power overhaul grounding device.

Background

The electric power overhaul, namely electric power equipment state overhaul, is the purpose of ensuring the scientific maintenance of the electric power equipment, ensuring the safety and the economic reliability of the operation process of the electric power equipment and realizing the continuous improvement of the economic benefit of electric power enterprises.

In order to ensure the safety of electric power maintenance, protection is provided for maintenance personnel, and the electric power line needs to be grounded when being maintained, for example, a grounding device for electric power detection is proposed in patent application number CN201420111587.9, and the purpose of contacting with the electric power line is achieved by utilizing a sliding device.

In the prior art, as the grounding device that proposes in patent application number "CN201420111587.9", slide on the electric power line through the gyro wheel and carry out the ground connection, but the specification of electric power line is different, when carrying out the ground connection to finer electric power line, unable abundant contact between gyro wheel and the electric power line, can exist certain space, when leading to the electric power line to rock because of strong wind or maintenance electric power line, the gyro wheel can produce vibrations on the electric power line for gyro wheel and electric power line short-term separation, the electric power line contact that the slip part including the gyro wheel can make the ground connection transient failure, exists certain potential safety hazard.

Disclosure of Invention

The utility model aims to provide an electric power overhaul grounding device for solving the problems in the background art.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides an electric power overhauls earthing device, includes the ground nail that sets up underground and sets up two slip pipes that are insulating rubber material on the electric power line, fixedly connected with link between two slip pipes, the internal surface fixedly connected with conductive metal spare of slip pipe, and conductive metal spare's the outside is provided with horizontal clamping end, and the one end protrusion of horizontal clamping end is in the outside of slip pipe, the bottom of slip pipe is provided with the inlet wire notch, and the outside aperture of inlet wire notch is greater than inside aperture, the below of slip pipe is provided with the spacing layer board that can reciprocate, and the top design of spacing layer board is the curved surface, and spacing layer board is used for shifting up to compress tightly the laminating to conductive metal spare with the electric power line.

Preferably, the ground pin is fixedly connected with two grounding wires, and one end of each grounding wire is fixedly connected with a conductive metal clamp matched with the horizontal clamping end.

Preferably, the reinforcing ribs are fixedly connected between the two sides of the inner wall of the connecting frame, and the handle made of insulating materials is fixedly connected to the outer surface of the connecting frame.

Preferably, one side of the connecting frame is provided with a control mechanism, the control mechanism comprises a threaded pipe, a lifting screw is connected to the threaded pipe in a threaded manner, a movable ring is connected to the bottom of the lifting screw in a rotating manner, two lifting connecting rods are fixedly connected to the bottom of the movable ring, one end of the movable ring, away from the movable ring, of the lifting connecting rods is fixedly connected with the bottom of the limiting supporting plate, and the lifting connecting rods are used for driving the limiting supporting plate to move up and down together.

Preferably, one side of the threaded pipe is fixedly connected with a connecting shaft, and one end of the connecting shaft is fixedly connected with one side of the reinforcing rib.

Preferably, one side of each sliding tube is fixedly connected with a U-shaped limiting frame, and the U-shaped limiting frames are in sliding connection with the lifting connecting rods.

The utility model has the beneficial effects that:

through the outside of power line with the cover of sliding tube, then anticlockwise rotation lifting screw drives the inside that the spacing layer board moved the sliding tube upwards, compresses tightly the laminating with the power line to electrically conductive metalwork on, can realize the location to different specification power lines, when overhauling the maintenance to different specification power lines, can all make the power line can not appear electrically conductive metalwork short-term separation's problem because of rocking, avoid appearing not hard up the causing the potential safety hazard when carrying out electric power maintenance to the power line.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to those skilled in the art that other drawings can be obtained according to these drawings without inventive effort;

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the connector frame portion of FIG. 1;

FIG. 3 is a schematic view of a rear view of the connector of FIG. 2;

FIG. 4 is a schematic view of a portion of the control mechanism of FIG. 3;

fig. 5 is a schematic view of the sliding tube section of fig. 1.

Reference numerals in the drawings are as follows:

1. the ground nail, 2, the sliding tube, 3, the link, 4, electrically conductive metalwork, 5, horizontal clamping end, 6, inlet wire notch, 7, spacing layer board, 8, earth connection, 9, electrically conductive metal anchor clamps, 10, strengthening rib, 11, handle, 12, control mechanism, 121, screwed pipe, 122, lifting screw, 123, loose ring, 124, lifting connecting rod, 13, connecting axle, 14, U type spacing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides an electric power overhauls earthing device, includes that set up in underground ground nail 1 and set up two slip pipes 2 that are insulating rubber material on the electric power line, fixedly connected with link 3 between two slip pipes 2, the internal surface fixedly connected with conductive metal piece 4 of slip pipe 2, the outside of conductive metal piece 4 is provided with horizontal clamping end 5, and the one end protrusion of horizontal clamping end 5 is in the outside of slip pipe 2, the bottom of slip pipe 2 is provided with inlet wire notch 6, and inlet wire notch 6 outside aperture is greater than inside aperture, the below of slip pipe 2 is provided with spacing layer board 7 that can reciprocate, and the top design of spacing layer board 7 is the curved surface, and spacing layer board 7 is used for shifting up to compress tightly the laminating to conductive metal piece 4 with the electric power line.

Like fig. 1, two sliding tubes 2 are located same horizontal direction for be linear power line and can pass two sliding tubes 2 simultaneously, spacing layer board 7 is located the certain distance of inlet wire notch 6 below, makes when driving sliding tube 2 through pulling link 3 and remove, can be with power line relative movement to spacing layer board 7 and between the sliding tube 2, the curved surface design at spacing layer board 7 top can make spacing layer board 7 bottom and power line laminate more, has better positioning effect to the power line.

Two grounding wires 8 are fixedly connected to the ground pin 1, and one end of each grounding wire 8 is fixedly connected with a conductive metal clamp 9 matched with the horizontal clamping end 5.

As shown in fig. 1 and 5, the horizontal clamping end 5 is also made of conductive metal, and a conductive metal clamp 9 can be clamped on the horizontal clamping end 5 for use, and the ground pin 1 and the conductive metal piece 4 are connected through a ground wire 8, so that the conductive metal piece 4 can introduce current into the ground through the ground wire.

Reinforcing ribs 10 are fixedly connected between two sides of the inner wall of the connecting frame 3, and a handle 11 made of insulating materials is fixedly connected to the outer surface of the connecting frame 3.

As shown in fig. 1, the outer side of the handle 11 is provided with anti-slip grooves, so that the handle is convenient to hold, the reinforcing ribs 10 can connect the connecting frame 3, and the strength and the stability of the connecting frame 3 are improved.

One side of the connecting frame 3 is provided with a control mechanism 12, the control mechanism 12 comprises a threaded pipe 121, a lifting screw 122 is connected to the threaded pipe 121 in a threaded mode, a movable ring 123 is connected to the bottom of the lifting screw 122 in a rotating mode, two lifting connecting rods 124 are fixedly connected to the bottom of the movable ring 123, one end, away from the movable ring 123, of each lifting connecting rod 124 is fixedly connected with the bottom of the limiting supporting plate 7, and the lifting connecting rods are used for driving the limiting supporting plate 7 to move up and down together.

As shown in fig. 1, 2 and 3, the control mechanism 12 is located on one side of the sliding tube 2 and is not located on the same plane as the sliding tube 2, and does not affect the power line passing through the sliding tube 2.

One side of the threaded pipe 121 is fixedly connected with a connecting shaft 13, and one end of the connecting shaft 13 is fixedly connected with one side of the reinforcing rib 10.

As shown in fig. 2, the threaded tube 121 is fixed to the reinforcing bar 10 by a connecting shaft 13, and a knob is provided at the top of the lifting screw 122 to facilitate manual rotation of the lifting screw 122.

One side of each sliding tube 2 is fixedly connected with a U-shaped limiting frame 14, and the U-shaped limiting frames 14 are in sliding connection with the lifting connecting rods 124.

As shown in fig. 3 and 4, the lifting link 124 can be limited by the U-shaped limiting frame 14, so that the lifting link 124 and the movable ring 123 can only move in the vertical direction, and the lifting link 124 and the movable ring 123 cannot rotate along with the lifting screw 122.

The working principle of the electric power overhaul grounding device provided by the utility model is as follows:

when the electric power is overhauled, the electric power line is overhauled and maintained, the sliding tube 2 can be driven to move by pulling the connecting frame 3, the electric power line is relatively moved to the lower part of the sliding tube 2, at the moment, the sliding tube 2 is moved downwards, the electric power line can prop up the wire inlet notch 6, and smoothly enters the sliding tube 2;

then the lifting screw 122 is rotated anticlockwise, the lifting screw 122 drives the lifting connecting rod 124 to move upwards through the movable ring 123, the lifting connecting rod 124 drives the limiting supporting plate 7 to move upwards, the limiting supporting plate 7 enters the bottom of the sliding tube 2 through the wire inlet notch 6, the limiting supporting plate 7 moves upwards to tightly press and attach the power wire inside the sliding tube 2 to the conductive metal piece 4, so that the power wire cannot be separated from the conductive metal piece 4 when shaking, and the power wire cannot be separated from the inside of the sliding tube 2;

then clamping the conductive metal clamp 9 onto the horizontal clamping end 5 to finish grounding;

on the contrary, after electric power overhauling is completed, the lifting screw 122 is manually rotated clockwise to drive the movable ring 123 to move downwards, the movable ring 123 drives the limiting support plate 7 to move downwards through the lifting connecting rod 124, the limiting support plate 7 moves to the outside of the sliding tube 2 through the wire inlet notch 6, and then the connecting frame 3 is moved upwards to drive the sliding tube 2 to move upwards, so that the power line is separated from the sliding tube 2 from the wire inlet notch 6.

Compared with the related art, the electric power overhaul grounding device provided by the utility model has the following beneficial effects:

through the outside with the cover of sliding tube 2 to the power line, then anticlockwise rotation lifting screw 122 drives spacing layer board 7 and moves the inside to sliding tube 2 upward, compresses tightly the laminating with the power line and to electrically conductive metalwork 4 on, can realize the location to different specification power lines, when overhauling the maintenance to different specification power lines, can all make the power line can not appear electrically conductive metalwork 4 short-term separation's problem because of rocking, avoids appearing not hard up the causing the potential safety hazard when carrying out electric power overhauling to the power line.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. The utility model provides an electric power overhauls earthing device, includes ground nail (1) and the slip pipe (2) that set up two are insulating rubber material on the electric power line, its characterized in that, fixedly connected with link (3) between two slip pipes (2), the internal surface fixedly connected with conductive metalwork (4) of slip pipe (2), the outside of conductive metalwork (4) is provided with horizontal clamping end (5), the one end protrusion of horizontal clamping end (5) is in the outside of slip pipe (2), the bottom of slip pipe (2) is provided with inlet wire notch (6), inlet wire notch (6) outside aperture is greater than inside aperture, the below of slip pipe (2) is provided with spacing layer board (7) that can reciprocate, and the top design of spacing layer board (7) is the curved surface, and spacing layer board (7) are used for the upward movement to compress tightly the laminating to conductive metalwork (4).

2. The electric overhaul grounding device according to claim 1, wherein two grounding wires (8) are fixedly connected to the ground nail (1), and one end of each grounding wire (8) is fixedly connected with a conductive metal clamp (9) matched with the horizontal clamping end (5).

3. The electric power overhaul grounding apparatus as claimed in claim 1, wherein a reinforcing rib (10) is fixedly connected between two sides of the inner wall of the connecting frame (3), and a handle (11) made of insulating material is fixedly connected to the outer surface of the connecting frame (3).

4. The electric power overhaul grounding device according to claim 3, wherein a control mechanism (12) is arranged on one side of the connecting frame (3), the control mechanism (12) comprises a threaded pipe (121), a lifting screw (122) is connected to the threaded pipe (121) in a threaded mode, a movable ring (123) is connected to the bottom of the lifting screw (122) in a rotating mode, two lifting connecting rods (124) are fixedly connected to the bottom of the movable ring (123), one end, far away from the movable ring (123), of each lifting connecting rod (124) is fixedly connected with the bottom of the limiting support plate (7) and used for driving the limiting support plate (7) to move up and down together.

5. The electric power overhaul grounding apparatus as claimed in claim 4, wherein a connecting shaft (13) is fixedly connected to one side of the threaded pipe (121), and one end of the connecting shaft (13) is fixedly connected to one side of the reinforcing rib (10).

6. The electric overhaul grounding apparatus of claim 5, wherein one side of each of the two sliding pipes (2) is fixedly connected with a U-shaped limiting frame (14), and the U-shaped limiting frame (14) is slidably connected with a lifting connecting rod (124).