CN216958744U

CN216958744U - Universal grounding wire for power transmission line

Info

Publication number: CN216958744U
Application number: CN202122914444.4U
Authority: CN
Inventors: 边毅; 杨秀娟; 宫海林; 杜海峰; 刘泽晟
Original assignee: State Grid Corp of China SGCC; Benxi Power Supply Co of Liaoning Electric Power Co Ltd
Current assignee: State Grid Corp of China SGCC; Benxi Power Supply Co of Liaoning Electric Power Co Ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-07-12
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a universal grounding wire of a power transmission line, which relates to the technical field of universal grounding wires of power transmission lines and aims to solve the problem that an inconvenient suspension wire clamp and a rod cannot be contracted. According to the universal grounding wire for the power transmission line, the wire clamping box is installed at one end of the inner pipe, and the clamping component is arranged inside the wire clamping box, so that the wire clamp is conveniently fixed and placed on the wire; simultaneously, the inner pipe is matched to move in the outer pipe, the buckle can be clamped in the groove through the elastic force of the torsion spring, and the inner pipe is fixed after the outer pipe stretches.

Description

Universal grounding wire for power transmission line

Technical Field

The utility model relates to the technical field of universal grounding wires of power transmission lines, in particular to a universal grounding wire of a power transmission line.

Background

The ground wire generally comprises an insulating rod and a grounding wire, and a wire clamp, and belongs to a conductor part, the operating method of the ground wire used for power failure operation of a power transmission line is that an operator vertically throws and hangs the ground wire from the upper part of the wire downwards to complete ground wire hanging, the method is still suitable for a corner strain tower with a smaller straight line or angle, but when an iron tower for hanging the ground wire is a large corner tower, the difficulty is shown because the grounding wire of the large corner strain tower needs to be hung on a drainage wire, the drainage wire and the angle of the line are changed due to the corner of the line, especially the distance of the drainage wire at the inner corner side deviating from the center can reach 3 meters at most, the method for hanging the ground wire by vertically throwing and hanging the ground wire is very difficult at the moment, an experienced person needs to repeatedly swing the ground wire to aim at the drainage wire clamp to clamp the drainage wire to complete the installation of the ground wire, and the mode adopted by the existing ground wire hanging is limited by the form of the ground wire, the hanging is difficult when the expansion-resistant angle tower is met, the operation time is long, and the safety risk is increased due to fatigue of operating personnel.

Disclosure of Invention

In order to solve the problems, namely the problems in the prior art, the utility model provides a universal ground wire for a power transmission line, which comprises an outer tube, an inner tube, a tube sleeve, a wire clamping box and a wire clamp, wherein the wire clamp is connected with the wire clamping box in a clamping manner, the inner tube slides along the inner cavity of the outer tube, through holes are formed in two sides of the outer tube and the inner tube, a clamping frame is fixedly connected to the inner side wall of the inner tube, a torsion spring is sleeved on the outer wall of the clamping frame, buckles are fixedly connected to two ends of the torsion spring and connected with the through holes in a clamping manner, the wire clamping box is connected with the inner tube through the tube sleeve, and a clamping component is arranged inside the wire clamping box.

Preferably, the clamping component comprises a top plate, a pair of sliding rods, a hollow cylinder and a compression spring, wherein the top plate is located inside the wire clamping box, the sliding rods and the hollow cylinder are connected in a sliding mode, two ends of the sliding rods and the hollow cylinder are fixedly connected with the top plate and the wire clamping box respectively, and the compression spring is sleeved on the outer wall of the sliding rods and the outer wall of the hollow cylinder.

Preferably, the inner side wall of the outer pipe is provided with a groove, the outer side wall of the inner pipe is fixedly connected with a lug, and the lug moves along a sliding cavity of the groove.

Preferably, the outer side wall of the top plate is fixedly connected with a friction pad.

Preferably, the left side of the outer tube is provided with a half ring, and the half ring is connected with the outer tube through a screw.

The beneficial technical effects of the utility model are as follows: according to the universal grounding wire for the power transmission line, the wire clamping box is installed at one end of the inner pipe, and the clamping component is arranged inside the wire clamping box, so that the wire clamp is conveniently fixed and placed on the wire; meanwhile, the inner pipe is matched to move in the outer pipe, and the buckle can be clamped in the groove through the elasticity of the torsion spring, so that the inner pipe is fixed after being stretched in the outer pipe; the semi-ring is installed to the end department of outer tube, and the semi-ring props on the staff, can make the staff borrow the power, and convenient operation, this work earth connection light in weight moreover, small conveniently makes up, and the flexible operation has increaseed the efficiency of earth connection.

Drawings

Fig. 1 shows a schematic structural diagram of a universal ground wire of a power transmission line.

Fig. 2 is a schematic view illustrating a connection structure between the outer pipe and the inner pipe in fig. 1.

Fig. 3 shows a schematic view of the internal structure of the cassette of fig. 1.

The number of the reference numerals is 1, an outer pipe, 2, an inner pipe, 3, a wire clamp, 4, a pipe sleeve, 5, a wire clamping box, 6, a through hole, 7, a clamping frame, 8, a torsion spring, 9, a buckle, 10, a bump, 11, a groove, 12, a top plate, 13, a friction pad, 14, a hollow cylinder, 15, a sliding rod, 16, a compression spring, 17, a semi-ring and 18 screw rods.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Referring to fig. 1, 2 and 3, the utility model provides a universal ground wire for a power transmission line, which comprises an outer tube 1, an inner tube 2, a tube sleeve 4, a wire clamping box 5 and a wire clamp 3, wherein the wire clamp 3 is connected with the wire clamping box 5 in a clamping manner, the inner side wall of the outer tube 1 is provided with a groove 11, the outer side wall of the inner tube 2 is fixedly connected with a lug 10, the lug 10 moves along a sliding cavity of the groove 11, the inner tube 2 slides along the inner cavity of the outer tube 1, both sides of the outer tube 1 and the inner tube 2 are provided with through holes 6, the inner side wall of the inner tube 2 is fixedly connected with a clamping frame 7, the outer wall of the clamping frame 7 is sleeved with a torsion spring 8, both ends of the torsion spring 8 are fixedly connected with buckles 9, the buckles 9 are connected with the through holes 6 in a clamping manner, the wire clamping box 5 is connected with the inner tube 2 through the tube sleeve 4, a clamping member is arranged inside the wire clamping box 5, the clamping member comprises a top plate 12, a pair of sliding rods 15, a hollow cylinder 14 and a compression spring 16, the two ends of the sliding rod 15 and the hollow cylinder 14 are fixedly connected with the top plate 12 and the wire clamping box 5 respectively, the outer side wall of the top plate 12 is fixedly connected with a friction pad 13, a compression spring 16 is sleeved on the outer walls of the sliding rod 15 and the hollow cylinder 14, a half ring 17 is arranged on the left side of the outer tube 1, and the half ring 17 is connected with the outer tube 1 through a screw 18.

The working principle is as follows: when the grounding wire is used, firstly, each part of a worker is combined, firstly, the fastener 9 is pressed to retract into the inner pipe 2, the inner pipe 2 is inserted into the outer pipe 1, then the fastener 9 on the inner pipe 2 is clamped into the grooves 11, the inner pipe 2 is connected with the outer pipe 1, the outer pipe 1 and the inner pipe 2 are provided with two pairs of grooves 11, the inner pipe 2 is effectively extended and retracted in the outer pipe 1, then the wire clamping box 5 is connected onto the inner pipe 2 through the pipe sleeve 4, the wire clamp 3 is placed in the wire clamping box 5, the top plate 12 in the wire clamping box 5 stably fixes the wire clamp 3 in the wire clamping box 5 through the elasticity of the compression spring 16, then the worker moves the wire clamp 3 to a wiring position through the outer pipe 1 and the inner pipe 2 to be hung, the pipe sleeve 4 on the wire clamping box 5 is in threaded connection with the inner pipe 2, the length is long, and the universal rotation grounding wire can be realized, install semi-ring 17 at the one end of outer tube 1, semi-ring 17 props on the staff is on one's body, can make the staff borrow the power, convenient operation.

While the utility model has been described with reference to a preferred embodiment, various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model, and particularly, features shown in the various embodiments may be combined in any suitable manner without departing from the scope of the utility model. It is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

In the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, which indicate directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are for convenience of description only, and do not indicate or imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.

So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the utility model, and the technical scheme after the changes or substitutions can fall into the protection scope of the utility model.

Claims

1. The utility model provides a universal earth connection of transmission line which characterized in that: the cable clamp comprises an outer tube (1), an inner tube (2), a tube sleeve (4), a cable clamping box (5) and a cable clamp (3), wherein the cable clamp (3) is connected with the cable clamping box (5) in a clamping mode, the inner tube (2) slides along the inner cavity of the outer tube (1), through holes (6) are formed in the two sides of the outer tube (1) and the inner tube (2), a clamping frame (7) is fixedly connected to the inner side wall of the inner tube (2), a torsion spring (8) is sleeved on the outer wall of the clamping frame (7), buckles (9) are fixedly connected to the two ends of the torsion spring (8), and the buckles (9) are connected with the through holes (6) in a clamping mode;

the wire clamping box (5) is connected with the inner pipe (2) through a pipe sleeve (4), and a clamping component is arranged inside the wire clamping box (5).

2. The universal grounding wire of the power transmission line according to claim 1, wherein: the clamping component comprises a top plate (12) positioned inside the wire clamping box (5), a pair of sliding rods (15) and a hollow cylinder (14) which are connected in a sliding mode, and a compression spring (16), wherein the two ends of each of the sliding rods (15) and the hollow cylinder (14) are fixedly connected with the top plate (12) and the wire clamping box (5) respectively, and the compression spring (16) is sleeved on the outer walls of the sliding rods (15) and the hollow cylinder (14).

3. The universal grounding wire of the power transmission line according to claim 1, wherein: the inner side wall of the outer pipe (1) is provided with a groove (11), the outer side wall of the inner pipe (2) is fixedly connected with a lug (10), and the lug (10) moves along a sliding cavity of the groove (11).

4. The universal earth connection of transmission line of claim 2, characterized in that: and the outer side wall of the top plate (12) is fixedly connected with a friction pad (13).

5. The universal grounding wire of the power transmission line according to claim 1, wherein: the left side of outer tube (1) is equipped with semi-ring (17), semi-ring (17) pass through screw rod (18) and link to each other with outer tube (1).