CN209963301U - a grounding clamp - Google Patents

Abstract

The utility model discloses an earth clamp, including the cable sandwich layer, the cable sandwich layer includes a plurality of cables, a plurality of optical cable and a plurality of liquid conveying pipe, be equipped with two multicore transposition copper conductors between cable and the liquid conveying pipe, two multicore transposition copper conductor claddings are equipped with shielding layer one, scribble waterproof layer one on the shielding layer one, the outer cladding of a plurality of liquid conveying pipe has the water barrier, the outer cladding of a plurality of cables has insulation shielding layer one, the insulation shielding layer scribbles waterproof layer two outward, the outer cladding of a plurality of optical cables has insulation shielding layer two, scribble waterproof layer three on the insulation shielding layer two, it has waterproof compound to fill between the cable sandwich layer, the cable sandwich layer is equipped with the isolation layer outward, the outer cladding of isolation layer has the insulating layer, the insulating layer cladding has shielding layer two.

Description

a grounding clamp

technical field

The utility model relates to the technical field of wire maintenance, in particular to a grounding wire clamp.

Background technique

In the power system, the grounding wire is an important tool to introduce current into the earth and ensure the safety of workers when a voltage unexpectedly appears on the equipment and lines that have been powered off. The installation of grounding wire is an important electrical safety technical measure. The existing grounding clamps are easy to cause safety hazards to the safety of maintenance personnel, and are prone to electric shock accidents, and the safety factor is low.

Utility model content

The purpose of the present invention is to provide a grounding clamp to solve the problems raised in the above-mentioned background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a grounding clamp, comprising a clamp head, a rod body and an insulating handle, the clamp head is plated with an insulating layer II, the clamp head includes two clamp main bodies, two wire clamps. The main body of the clip is connected by a torque nut. The two main bodies of the wire clips are provided with an upper collet. The upper collet is installed above the main body of the wire clip, and a mounting block is arranged under the main body of the wire clip. The top of the rod is provided with a lower chuck, the threaded rod between the lower chuck and the mounting block is provided with a spring, the springs are provided with spacers on both sides, the left side of the lower chuck is in the shape of an inner arc, and the inner side of the main body of the wire clamp is provided with a spring. There is a slider, the slider is in the shape of an outer arc, the slider is engaged with the left side of the lower chuck, the threaded rod is connected with the rod body, the connection between the threaded rod and the rod body is provided with high-strength bolts, and the high-strength bolts are on the The insulating layer 2 is plated, the outer side of the shaft is plated with insulating layer 3, and the lower end of the shaft is provided with an insulating handle.

Preferably, movable clamping blocks are provided on both sides of the lower clamping head.

In the utility model, the insulating layer 2 and the insulating layer 2 are made of ceramic insulating paint.

In the utility model, the insulating layer 3 adopts epoxy resin paint.

In the utility model, the spring adopts stainless steel spring.

Compared with the prior art, the beneficial effects of the present utility model are: the utility model has good insulation performance, improves the strength and reliability of the grounding clip, can effectively improve the safety of the staff, and can be used according to the wire The size can be adjusted to improve the efficiency of installing or removing the ground wire clamp.

Description of drawings

Figure 1 is a cross-sectional view of the structure of the utility model.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1 , the present utility model provides a technical solution: a grounding clamp, comprising a clamp 1, a rod body 2 and an insulating handle 3, the clamp 1 is plated with an insulating layer 2 4, and the clamp 1 includes two The main body of the wire clamp 14, the two main bodies of the wire clamp 14 are connected by the torque nut 15, the upper clamp head 5 is arranged on the two main body of the wire clamp Block 7, the middle of the mounting block 7 is provided with a threaded rod 9 through the inner threaded hole 8, the top end of the threaded rod 9 is provided with a lower chuck, and a spring 11 is provided on the threaded rod 9 between the lower chuck and the mounting block 7, and the spring 11 Gaskets 12 are provided on both sides, the left side of the lower collet is in the shape of an inner arc, the inner side of the main body 14 of the wire clamp is provided with a slider 13, the slider 13 is in the shape of an outer arc, and the slider 13 is in the left side of the lower collet. The threaded rod 9 is connected with the rod body 2, the connection between the threaded rod 9 and the rod body 2 is provided with a high-strength bolt 21, the high-strength bolt 21 is plated with an insulating layer, and the outer side of the rod body 2 is plated with an insulating layer 20 , the lower end of the shaft 2 is provided with an insulating handle 3 .

In the utility model, movable clamping blocks 17 are arranged on both sides of the lower clamping head.

In the present invention, the insulating layer 2 4 is made of ceramic insulating paint.

In the present invention, the insulating layer 20 adopts epoxy resin paint.

In the present utility model, the spring 11 adopts a stainless steel spring.

To sum up, the utility model has good insulation performance, improves the strength and reliability of the grounding wire clip, can effectively improve the safety of the staff, and can be adjusted according to the size of the wire to improve the installation or removal of the grounding wire. Efficiency of fixtures.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides a ground clamp, includes dop (1), pole body (2) and insulating handle (3), its characterized in that: the cable clamp is characterized in that an insulating layer II (4) is plated on the clamp head (1), the clamp head (1) comprises two cable clamp main bodies (14), the two cable clamp main bodies (14) are connected through a torque nut (15), an upper clamp head (5) is arranged on the two cable clamp main bodies (14), the upper clamp head (5) is arranged above the cable clamp main bodies (14), a mounting block (7) is arranged below the cable clamp main bodies (14), a threaded rod (9) is arranged in the middle of the mounting block (7) through an internal threaded hole (8), a lower clamp head is arranged at the top end of the threaded rod (9), a spring (11) is arranged on the threaded rod (9) between the lower clamp head and the mounting block (7), gaskets (12) are arranged on two sides of the spring (11), the left side of the lower clamp head is in an inner arc shape, a sliding block (13) is arranged on the inner, slider (13) and chuck (10) left side looks block down, threaded rod (9) are connected with pole body (2), the junction of threaded rod (9) and pole body (2) is equipped with high strength bolt (21), insulating layer two has been plated on high strength bolt (21), insulating layer three (20) have been plated in pole body (2) outside, the lower extreme of pole body (2) is equipped with insulating handle (3).

2. A ground clamp as claimed in claim 1, wherein: and movable clamping blocks (17) are arranged on the two sides of the lower clamping head.

3. A ground clamp as claimed in claim 1, wherein: and the second insulating layer (4) is made of ceramic insulating paint.

4. A ground clamp as claimed in claim 1, wherein: and the third insulating layer (20) is made of epoxy resin paint.

5. A ground clamp as claimed in claim 1, wherein: the spring (11) is a stainless steel spring.

Images