CN212114056U - A high-voltage transmission line grounding wire for preventing misoperation - Google Patents

Abstract

The utility model provides a grounding wire for high-voltage transmission lines that prevents misoperation, comprising: an operating rod, a wire clip, a grounding wire clip, a soft copper wire, and a pull wire, the wire clip is arranged on the top of the operating rod, and the The wire clip is provided with a wire hole; one end of the soft copper wire is connected to the wire clip, and the other end is connected to the ground wire clip; one end of the pull wire is connected to the wire clip, and the other end passes through the wire clip The operating rod is connected with the grounding wire clip, when the pulling wire is tensioned, the wire hole is in an open state, and when the pulling wire is slack, the wire hole is in a closed state. The grounding wire provided by the utility model can ensure the operation sequence of the maintenance personnel and improve the safety of the operation. When hanging the grounding wire, the grounding terminal must be connected first, and then the wire terminal can be connected; to remove the ground clip.

Description

A high-voltage transmission line grounding wire for preventing misoperation

technical field

The utility model relates to the technical field of grounding wires, in particular to a grounding wire for high-voltage transmission lines that prevents misoperation.

Background technique

In the power outage maintenance work of the transmission line, in order to prevent the sudden power transmission of the power supply and the existence of induced electricity, which pose a threat to the maintenance personnel, it is necessary to install a ground wire on the high-voltage equipment. During the use of the ground wire, if the wire end is connected first, it may cause electric shock to the person due to the live on the high-voltage equipment or a sudden power call. Therefore, it should be strictly implemented in the order of connecting the ground terminal first, and then the wire segment. Similarly, remove the ground wire. When , the wire end should be removed first, and then the grounding end should be removed. At present, there is no good device to prevent the misoperation of the ground wire, and the maintenance personnel are easily negligent, and the wire end is hung first, and then the ground terminal is connected.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the present utility model proposes a high-voltage transmission line grounding wire for preventing misoperation, including:

operating lever (1);

grounding clamp (3);

a wire clip (2), the wire clip (2) is arranged on the top of the operating rod (1), and the wire clip (2) is provided with a wire hole (26);

a soft copper wire (4), one end of the soft copper wire (4) is connected to the wire clip (2), and the other end is connected to the ground wire clip (3);

A pull wire (5), one end of the pull wire (5) is connected to the wire clip (2), and the other end is connected to the ground wire clamp (3) through the operating rod (1), the pull wire (5) ) when tensioned, the wire hole (26) is in an open state, and when the pulling wire (5) is loosened, the wire hole (26) is in a closed state.

Further, the wire clip (2) comprises a left half clip body (21), a right half clip body (22) and a compression spring, and the left half clip body (21) and the right half clip body (22) pass through a hinge shaft (23) The wire hole (26) is formed during hinged connection, the compression spring is sleeved on the hinge shaft (23), and one end of the compression spring is connected to the bottom of the left half-clamp body (21). , the other end is connected to the bottom of the right half-clamp body (22), and the bottom of the right half-clamp body (22) is fixed on the top of the operating rod (1) by a bolt (6) and a nut one, so One end of the soft copper wire (4) is connected with the upper part of the right half-clamp body (22) by screws, and one end of the pull wire (5) is fixed on the left side by two bolts (7) and two nuts (71). Bottom of the half clip body (21).

Further, the pulling wire (5) comprises a pulling wire one (51), a hysteresis spring (53), and a second pulling wire (52) connected in sequence, and the stiffness of the hysteresis spring (53) is greater than that of the first pulling wire (51), the pulling wire Two (52) stiffness.

The grounding wire provided by the utility model can ensure the operation sequence of the maintenance personnel and improve the safety of the operation. When hanging the grounding wire, the grounding terminal must be connected first, and then the wire terminal can be connected; to remove the ground clip.

Description of drawings

1 is a schematic structural diagram of a high-voltage transmission line grounding wire for preventing misoperation provided by the present invention;

Fig. 2 is the structural representation of the wire clip provided by the present utility model;

Among them, 1, operating lever; 2, wire clip; 21, left half clip body; 22, right half clip body; 23, hinge shaft; 24, one end of compression spring; 25, the other end of compression spring; 26, wire hole ;3, ground clamp; 4, soft copper wire; 5, pull wire; 51, pull wire one; 52, pull wire two; 53, hysteresis spring; 6, bolt one; 7, bolt two; 71, nut two;

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal" , "top", "bottom", "inside", "outside" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, only for the convenience of describing the present utility model and simplifying the description, rather than indicating or It is implied that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installation", "connection" and "arrangement" should be understood in a broad sense, for example, it may be fixedly connected, arranged, or It is a detachable connection and arrangement, or an integral connection and arrangement. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in Figures 1 and 2, the present utility model provides a grounding wire for high-voltage transmission lines that prevents misoperation, including: an operating rod 1, a wire clip 2, a ground wire clip 3, a soft copper wire 4, and a pull wire 5, all of which The wire clip 2 is arranged on the top of the operating rod 1, and the wire clip 2 is provided with a wire hole 26; one end of the soft copper wire 4 is connected to the wire clip 2, and the other end is connected to the ground wire clip 3 is connected; one end of the pull wire 5 is connected to the wire clip 2, and the other end is connected to the ground wire clamp 3 through the operating rod 1. When the pull wire 5 is tensioned, the wire hole 26 is open In the state, when the pulling wire 5 is loose, the wire hole 26 is in a closed state.

Further, the wire clip 2 includes a left half clip body 21 , a right half clip body 22 and a compression spring, and the wire hole 26 is formed when the left half clip body 21 and the right half clip body 22 are hingedly connected through the hinge shaft 23 . , the compression spring is sleeved on the hinge shaft 23 , one end 24 of the compression spring is connected to the bottom of the left half clip body 21 , and the other end 25 of the compression spring is connected to the right half clip body 22 The bottom of the right half-clamp body 22 is fixed on the top of the operating rod 1 by bolts 6 and nut 1, and one end of the soft copper wire 4 is connected to the upper part of the right half-clamp body 22 by screws Connected to each other, one end of the pull wire 5 is fixed to the bottom of the left half-clamp body 21 by the second bolt 7 and the second nut 71 . Specifically, the wire hole 26 is located above the hinge shaft 23 , the pull wire 5 is located below the hinge shaft 23 , and one end of the soft copper wire 4 is located above the hinge shaft 23 .

Further, the pull wire 5 includes a pull wire one 51 , a hysteresis spring 53 , and a pull wire two 52 connected in sequence. The stiffness of the hysteresis spring 53 is greater than that of the pull wire one 51 and the pull wire two 52 .

The working principle of the utility model is:

When the ground wire is not hung on the wire, the first pull wire 51 and the second pull wire 52 are in a loose state, and the wire hole 26 is in a closed state.

When it is necessary to hang the ground wire, first, fix the ground wire clip 3 on the tower, then hold the operating rod 1 and move the operating rod 1 upward, so that the first pull wire 51 and the second pull wire 52 are in a tensioned state. At this time, the wire hole 26 is opened, the wire can be clipped into the wire hole 26, then, move the operating lever 1 to the left or right along the wire, so that the first pull wire 51 and the second pull wire 52 are in a relaxed state, and the wire hole 26 is in a closed state, so, That is, the work of hanging the ground wire is completed.

When it is necessary to remove the ground wire, move the operating lever 1 to the left or right, so that the first pull wire 51 and the second pull wire 52 are in a tensioned state. At this time, the wire hole 26 is opened, and the wire clamp 2 can be removed from the wire, and then , remove the ground wire clip 3 from the tower, so that the work of removing the ground wire is completed.

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

Claims (3)

1. A high-voltage transmission line ground wire for preventing misoperation, it is characterized in that, comprising: operating lever (1); grounding clamp (3); a wire clip (2), the wire clip (2) is arranged on the top of the operating rod (1), and the wire clip (2) is provided with a wire hole (26); a soft copper wire (4), one end of the soft copper wire (4) is connected to the wire clip (2), and the other end is connected to the ground wire clip (3); A pull wire (5), one end of the pull wire (5) is connected to the wire clip (2), and the other end is connected to the ground wire clamp (3) through the operating rod (1), the pull wire (5) ) when tensioned, the wire hole (26) is in an open state, and when the pulling wire (5) is loosened, the wire hole (26) is in a closed state. 2. The high-voltage transmission line grounding wire for preventing misoperation according to claim 1, wherein the wire clip (2) comprises a left half clip body (21), a right half clip body (22), and a compression spring, The wire hole (26) is formed when the left half-clamp body (21) and the right half-clamp body (22) are hingedly connected through a hinge shaft (23), and the compression spring is sleeved on the hinge shaft (23) , one end (24) of the compression spring is connected to the bottom of the left half-clamp body (21), and the other end (25) is connected to the bottom of the right half-clamp body (22). The bottom of 22) is fixed on the top of the operating rod (1) by a bolt (6) and a nut, and one end of the soft copper wire (4) is connected with the upper part of the right half-clamp (22) by a screw One end of the pulling wire (5) is fixed on the bottom of the left half-clamp body (21) by two bolts (7) and two nuts (71). 3 . The high-voltage transmission line grounding wire for preventing misoperation according to claim 2 , wherein the pulling wire ( 5 ) comprises a pulling wire one ( 51 ), a hysteresis spring ( 53 ) and a pulling wire two ( 52 ) which are connected in sequence. 4 . , the stiffness of the hysteresis spring (53) is greater than the stiffness of the first pull wire (51) and the second pull wire (52).

Images