KR102222389B1 - Bidirectional Insulation Cap for Indirect Live Lines with Detachable Joints and Insulated Indirect Liveline Construction Method for Cut Jumper Wires Using the Cap - Google Patents

Abstract

The present invention relates to a bidirectional insulation cap for an indirect live wire with a detachable joint unit and an insulation indirect live wire construction method of a cut jumper wire using the same. More specifically, by easily wrapping the ends of one pair of jumper wires hanging from a utility pole with the ends, which are cut by a cutting operation, and exposed as a first cap unit and a second cap unit are rotatable with each other and made to be separable, an accident caused by high-voltage current can be prevented.

Description

Bidirectional Insulation Cap for Indirect Live Lines with Detachable Joints and Insulated Indirect Liveline Construction Method for Cut Jumper Wires Using the Cap}

The present invention relates to a bidirectional insulating cap for indirect live wire provided with a detachable joint part and a method of constructing an insulating indirect live wire using the cut jumper wire, and more specifically, a first cap part and a second cap part can be rotated to each other, but can be separated. As a result, when cutting a jumper wire in a live wire state, it is easily wrapped around the end of the jumper wire to protect the insulation, thereby preventing safety accidents caused by high-voltage current. It relates to a method of indirect live wire insulation of jumper wires.

In general, large power generated in a power plant is transmitted to each substation as high-voltage power through transmission lines such as transmission towers, and then, at the substation, a cable is used so that it can be used by customers such as homes or buildings through several stages of transformation process. Therefore, it goes through the distribution process that is supplied to each region.

At this time, power supply to general customers is supplied through electric poles installed at regular intervals, and the connection of transmission and distribution wire cables in each electric pole is connected using jumper wires.

That is, the transmission and distribution wire cables to be connected to the telephone pole are coupled through insulators at both sides of Wancheol installed horizontally on both sides of the top of the pole, and the insulators are connected with jumper wires, but the connected jumper wires are at the top of Wancheol. It is constructed and used so that it can be supported through an installed insulator.

The jumper wire may need to be cut or replaced by work such as new construction, replacement, or repair of various distribution wires.At this time, since high-voltage current flows through the jumper wire, the end of the cut jumper wire is insulated, You will do other work.

On the other hand, as one of the techniques for insulating caps for insulating the ends of the cut wires, Registration Utility Model Publication No. 20-0147818 (hereinafter referred to as prior art) is disclosed.

The prior art is a high-voltage line holder 10 that holds the high-voltage line 1 by inserting the cut high-voltage line 1, and a cylindrical insulating cap that tightens the high-voltage line holder 10 inward when the high-voltage line holder 10 is inserted. Consisting of a body 20, the high-voltage line holder 10 has an inclined insertion hole 12 having a wide entrance and a narrow inner side on the center line of the upper head 11, and the lower end of the head 11 A holding part 14 formed in a conical shape and having a male screw part 13 formed on the outer periphery is integrally formed with the head part 11, and the inclined insertion hole 12 and the inside of the holding part 14 A subsequent holding hole 15 is formed through, and the holding portion 14 is radially formed with 3 to 6 cutouts 16, and the insulating cap body 20 is formed in a cylindrical shape with an open top. A female screw portion 21 to be fastened to the male screw portion 13 of the holding portion 14 is formed inside, and a space portion 22 of a predetermined size is formed at the lower side thereof.

As shown in Fig. 1, in the prior art, the high-voltage line holder 10 is coupled with the insulating cap body 20 in a state in which the high-voltage line holder 10 is fastened to the end of the jumper wire, so that the insulation treatment of the end of the jumper wire is Make it happen.

However, in the case of the prior art, since the insulated end is not fixed at a predetermined position, various problems may occur during operation.

Therefore, in general, a method of fastening the insulated ends to adjacent wires is used.In this case, a process of fixing the ends of the jumper wires separately from the insulation treatment is additionally required, and the time and cost for this are required. There is a problem that takes more.

In addition, in the case of the prior art, there is a problem that it cannot be used for indirect live wire work performed by using an insulating stick for direct live wire work.

KR 20-0147818 Y1 1999.03.11.

The present invention was created to solve the problems of the prior art, and the problem to be solved in the present invention is that the first cap portion and the second cap portion are rotatable with each other, but are separable, so that the jumper wire in a live state In the case of cutting the jumper wire, the end of the jumper wire is easily wrapped and insulated to protect it, thereby providing a bidirectional insulation cap for indirect live wire with a detachable joint that can prevent safety accidents due to high voltage current, and a method of indirect live wire insulation of the cut jumper wire using the same. It is to do.

In the present invention, in the insulating cap fastened to the ends of a pair of cut wires, the first cap part (100a) made of an insulator and inserted and fastened through one end of one of the jumper wires selected from the jumper wires ; A second cap portion (100b) made of an insulator and inserted through one end of the remaining jumper wires in the length direction; And an insulator, so that the other end of the first cap part 100a and the other end of the second cap part 100b can be separated and fastened from each other, but the mutual configuration is rotatably fastened to each other at a predetermined angle. It characterized in that it includes;

On the other hand, the separable joint portion, a first fastening body 210 having a fastening groove 211 is formed at one end in the longitudinal direction; A second fastening body 220 having a fastening protrusion 221 inserted into the fastening groove 211 at one end in the longitudinal direction; And a joint part provided between the first fastening body 210 and the first cap part 100a, provided between the second fastening body 220 and the second cap part 100b, and each hingedly rotatable. (230); should be included.

In this case, the joint part 230 includes a first bracket 231 provided at the other end of the first cap part 100a or the second cap part 100b while being spaced apart by a predetermined distance in a state in which a pair of face-to-face faces; The first bracket 231 and the second bracket 232 are provided at the other end of the first fastening body 210 or the second fastening body 220 and provided between the first brackets 231. ) A second bracket 232 hinged by a hinge pin (P) penetrating at the same time; Ball plungers 233 provided at opposite ends of the first bracket 231, respectively; And a plurality of rotation angle adjustment grooves 234 radially disposed on both sides of the second bracket 232 while being spaced a predetermined distance along the circumference of the hinge pin P.

In addition, the first fastening body 210 is further provided with a fastening member 300 for selectively fixing the fastening protrusion 221 in a state provided in the fastening groove 211.

In this case, the fastening member 300 is formed in the form of a clamp including a grip part 310 and a handle part 320, and the grip part 310 is disposed in the fastening groove 211, and the grip part 320 ) Passes through the first fastening body 210 and is disposed in a state exposed to the outside.

In addition, the grip part 310 has a shape in which the first grip part 310a and the second grip part 310b are convexly curved in opposite directions so that a predetermined space is formed in the center. The inner circumference should be tapered.

On the other hand, the fastening protrusion 221 is formed in the form of a pillar protruding outward from one end of the second fastening body 220 in the longitudinal direction, and has a relatively larger diameter than the inner circumference of the grip part 310 Part 221a; A grip body (221b) formed in the form of a pillar protruding outward from the protruding end surface of the engaging portion (221a) and having a diameter corresponding to the inner circumferential diameter of the grip portion (310); And an entry portion 221c formed in the shape of a column having a diameter relatively larger than that of the locking portion 221a, and provided in a state coaxially at the protruding end of the locking portion 221a.

On the other hand, in the state of being fastened with the first cap part 100a or the second cap part 100b, a fixed to be fixed to another wire (line, L) in a position adjacent to a jumper wire or wire (target wire, T) that needs work To further include a clamp 400.

The present invention provides an insulating indirect live wire construction method of a cut jumper wire using a two-way insulating cap for an indirect live wire provided with a detachable joint part, comprising: a cutting step of cutting a jumper wire (W) requiring work using an insulating stick for indirect live wire; An opening step of spreading so that a predetermined space is formed between the ends of the cut jumper wires (W); And an insulating cap fastening step of fastening the two-way insulating caps for indirect live wires to both ends of the pair of cut jumper wires.

On the other hand, in the present invention, in the indirect live wire construction method of a cut jumper wire using a bidirectional insulating cap for indirect live wire provided with a detachable joint part, the fixing clamp 400 is attached to the first cap part 100a by using an insulating stick for indirect live wire. Alternatively, after fastening with one of the cap portions 100 selected from the second cap portion 100b, the fixing clamp 400 is attached to another electric wire (line, L) adjacent to the target electric wire (jumper wire, T) requiring replacement or separation operation. ) Clamping step of fastening; And an insulating cap fastening step of cutting the target wire T or separating one end of the target wire T, and then fastening it to the second cap part 100b or the first cap part 100a. do.

According to the present invention, the first cap part and the second cap part can be rotated to each other by using an insulating stick for indirect live wire, but as they are made detachable, a pair of jumpers suspended from the telephone pole in a state where the ends are exposed by cutting. By easily enclosing the end of the wire and protecting it from insulation, it is possible to prevent safety accidents during live wire work of distribution lines, and indirect live wire work is possible.

1 is a view of a conventional insulating cap.
Figure 2 is a perspective view of a two-way insulating cap for indirect live wire provided with a detachable joint according to the present invention.
Figure 3 is an exploded perspective view of a bi-directional insulating cap for indirect live wire provided with a detachable joint according to the present invention.
Figure 4 is a view of the first embodiment showing a combined state of the first cap portion or the second cap portion and the rotation cap applied to the present invention.
Figure 5 is a view of a second embodiment showing a combined state of the first cap portion or the second cap portion and the rotation cap applied to the present invention.
6 is a view showing a separate joint portion applied to the present invention, showing a state in which the joint portion extends in a straight line.
7 is a view of a detachable joint portion applied to the present invention, showing a state where the joint portion is bent at a predetermined angle.
8 to 10 are sequentially showing a state when the first fastening body and the second fastening body applied to the present invention are coupled, and FIG. 8 is a separated state, FIG. 9 is a state in which the entry part passes through the grip part, 10 shows a state in which the grip body is seated in the grip part, and (A) is a cross-sectional view of each drawing, and (B) is an AA cross-sectional view of (A).
11 to 14 are sequentially showing a method of constructing an insulating indirect live wire of a cut jumper wire according to the first embodiment of the present invention, and FIG. 11 is a state in which the jumper wire is cut, and FIG. 12 is a state in which the jumper wire is spread. Figure 13 is a state in which the two-way insulating cap for indirect live wire is fastened to one side, and Figure 14 is a view of a state in which all of the two-way insulating caps for indirect live wire are fastened.
15 is a view showing a state in which the two-way insulation cap for indirect live wire and the fixing clamp of the present invention are fastened.
16 is a perspective view of a fixed clamp applied to the present invention.
17 is a cross-sectional view of a fixed clamp applied to the present invention, (A) showing a state in which the line is not fixed, and (B) is a view showing a state in which the line is fixed.
18 and 19 illustrate a method of constructing an insulating indirect live wire of a cut jumper wire according to a second embodiment of the present invention, and FIG. 18 is a state in which a fixed clamp is suspended from a line while being fastened with a bidirectional insulating cap for indirect live wire. 19 is a view showing a state in which the target wire is cut and then fastened with a bidirectional insulating cap for an indirect live wire.

Hereinafter, exemplary embodiments of the present invention will be described in more detail with reference to the accompanying drawings.

The present invention relates to a bidirectional insulating cap for indirect live wire provided with a separate joint part, and a method of constructing an insulating indirect live wire using the cut jumper wire, and in more detail, the first cap part 100a and the second cap part 100b rotate with each other. It is possible, but as it is made detachable, it is cut by cutting and the ends of the pair of jumper wires (W) suspended from the pole are easily wrapped and protected from safety during live wire work of distribution lines. The present invention relates to a two-way insulating cap for indirect live wire with a detachable joint part capable of performing indirect live wire work, and a method of indirect live wire insulation of a cut jumper wire using the same.

2 is a perspective view of a bi-directional insulating cap for indirect live wire provided with a detachable joint according to the present invention, FIG. 3 is an exploded perspective view of a bi-directional insulating cap for indirect live wire provided with a detachable joint part according to the present invention, and FIG. It is a view of the first embodiment showing the coupling state of the first cap or the second cap and the rotation cap applied to the first embodiment, Figure 5 shows the coupling state of the first cap or the second cap and the rotation cap applied to the present invention It is a view of the second embodiment, and FIG. 6 is a view of a detachable joint applied to the present invention, showing a state in which the joint is extended in a straight line, and FIG. 7 is a view of a detachable joint applied to the present invention, at a predetermined angle. It is a view showing a state in which the joint portion is bent, and FIGS. 8 to 10 are sequentially showing a state when the first fastening body and the second fastening body applied to the present invention are combined, and FIG. 8 is a separated state, FIG. 9 Is a state in which the entry part passes through the grip part, FIG. 10 is a state in which the grip body is seated in the grip part, (A) of each drawing is a cross-sectional view, (B) is an AA cross-sectional view of (A), and FIGS. 11 and 12 are A method for constructing an insulating indirect live wire of a cut jumper wire according to the present invention is sequentially shown, in which FIG. 11(A) is a state in which the jumper wire is cut, and FIGS. 11 to 14 are the insulating indirect live wire of the cut jumper wire according to the present invention. As a sequential illustration of the construction method, FIG. 11 is a state in which a jumper wire is cut, FIG. 12 is a state in which the jumper wire is opened, FIG. 13 is a state in which a two-way insulating cap for indirect live wire is fastened to one side, and FIG. 14 is for indirect live wire. It is a view of a state in which all of the two-way insulating caps are fastened, FIG. 15 is a view showing a state in which the two-way insulating cap for indirect live wire and the fixed clamp of the present invention are fastened, and FIG. 16 is a perspective view of the fixed clamp applied to the present invention, 17 is a cross-sectional view of a fixed clamp applied to the present invention, (A) is a view showing a state in which the line is not fixed, (B) is a view showing a state in which the line is fixed, and Figs. 18 and 19 are the second of the present invention. Of the cut jumper wire according to the embodiment Fig. 18 is a view showing a state in which a fixed clamp is suspended from a line while being fastened with a bidirectional insulating cap for an indirect live wire, and Fig. 19 is a diagram showing a state in which the target wire is cut, and then the indirect live wire is used in both directions. It is a diagram showing a state in which the insulating cap is connected.

The present invention is in the insulating cap fastened to the end of a pair of cut jumper wire (W), as shown in Figures 2 and 3, the first cap portion (100a), the second cap portion (100b) and a separate joint portion ( 200).

The first cap portion 100a is made of an insulator, so that an end of one selected jumper wire W passes through one end of the jumper wire W to be inserted and fastened.

In addition, the first cap portion (100a) is formed in the form of a column extending in one direction, a wire groove 110 into which the jumper wire (W) is inserted and fastened is formed at one end, and the wire groove (110) The inserted jumper wire W is fixed by the fixing member 120.

At this time, as shown in Figs. 3 to 5, the first cap part 100a and the jumper wire W are rotatably fastened to each other. For this purpose, a rotation cap is provided at one end of the first cap part 100a. 130 is provided.

In addition, the rotating cap 130 is formed in the form of a pillar having a through path 131 formed therein, and one end is hinged to one end of the first cap part 100a, and the jumper wire W is The end is inserted into the wire groove 110 through the through path 131 through the other end side of the rotating cap 130.

At this time, the fixing member 120 is made in the form of a screw, the head is exposed to the outside of the rotating cap 130, and the end of the pillar penetrates the outer peripheral surface of the rotating cap 130 to pass through the through path. It is disposed in a retracted state on the (131) side, and is brought into or withdrawn from the central side of the rotating cap 130 according to rotation.

That is, when the fixing member 120 is rotated in one direction while the jumper wire (W) is inserted into the through path 131, the end of the fixing member 120 is gradually drawn in and the jumper wire (W) is When the outer circumferential surface is pressed and the fixing member 120 rotates in the opposite direction, the fixing member 120 is pulled outward and the jumper wire W is released.

At this time, a ring is formed at the head of the fixing member 120 so that the insertion and extraction of the fixing member 120 can be made more easily.

The second cap portion 100b is made of an insulator, so that an end of the other jumper wire among the jumper wires W is inserted through one end in the length direction.

That is, the second cap portion 100b has a shape corresponding to the first cap portion 100a, and is rotatably fastened to the jumper wire W. This rotational structure is also formed in the same manner as the first cap portion 100a.

The rotation cap 130 and the first cap portion 100a or the second cap portion 100b may be rotatably fastened according to various embodiments.

For example, as shown in Figure 4, the first cap portion (100a) or the second cap portion (100b) at one end of the first locking projection (140a) protruding outward along the circumference is formed, the rotation At the other end of the dedicated cap 130, a rotation groove 132 into which the first locking projection 140a is inserted and fastened is formed, and in a state in which the first locking projection 140a is seated in the rotation groove 132 As shown in Fig. 4(B), the first cap portion 100a or the second cap portion is sealed by sealing the pivoting groove at the rear end side of the entry direction of the first locking projection 140a with a first fixing stopper 150a. (100b) may be rotatably fastened with the rotation cap.

In this case, the first fixing stopper 150a may be fastened in the rotation groove 133 by simple fitting (forced fitting) coupling or screwing, or may be fixed by a separate fixing member.

Alternatively, as shown in FIG. 5, a plurality of coupling protrusions 133 are radially disposed on the inner circumferential surface of the other end side of the rotation cap 130, and one side of the first cap part 100a or the second cap part 100b A second engaging protrusion 140b protruding outward along the periphery is formed at the end, and a rotation engaging groove 141 corresponding to the engaging protrusion 133 is formed in the second engaging protrusion 140b.

Accordingly, one end of the first cap portion 100a or the second cap portion 100b is rotated in a state in which the coupling groove 141 for rotation of the second locking protrusion 140b and the coupling protrusion 133 coincide with each other. When the first cap portion 100a or the second cap portion 100b is rotated in a state in which the second locking protrusion 140b has completely passed through the coupling protrusion 133 by entering the cap 130 for use, FIG. 5 ( As shown in B), as the second locking protrusion 140b and the engaging protrusion 133 are engaged, the first cap 100a or the second cap 100b and the rotating cap 130 rotate It will be fastened as possible.

At this time, by sealing a second fixing stopper 150b having a groove corresponding to the coupling protrusion 133 formed on the outer circumferential surface at the rear end side in the entry direction of the second locking protrusion 140b, the first cap part 100a or the second The cap portion 100b and the rotation cap 130 may be stably fastened.

The separable joint part 200 is made of an insulator, so that the other end of the first cap part 100a and the other end of the second cap part 100b can be separated and fastened from each other, but the mutual configuration is fastened so as to be rotatable with each other at a predetermined angle. Make it possible.

That is, as shown in FIGS. 6 and 7, the first cap portion 100a and the second cap portion 100b may be disposed in a state folded at a predetermined angle by the detachable joint portion 200, and if necessary , It is possible to seal the ends of a pair of jumper wires (W) in a state separated from each other.

This separate joint part 200 includes a first fastening body 210, a second fastening body 220, and a joint part 230.

As shown in FIGS. 8 to 10, the first fastening body 210 has a shape of a pillar having a predetermined length, and a fastening groove 211 is formed at one end in the longitudinal direction. In addition, the fastening groove 211 is made of a groove recessed from one end side in the length direction of the fastening body to the other end side in the length direction.

The second fastening body 220 is formed in the form of a pillar having a predetermined length, and a fastening protrusion 221 inserted into the fastening groove 211 is formed at one end in the length direction. In addition, as the fastening protrusion 221 is inserted into the fastening groove 211, the first fastening body 210 and the second fastening body 220 are combined.

The joint part 230 is provided between the first fastening body 210 and the first cap 100a, as shown in FIGS. 6 and 7, and the second fastening body 220 and the second cap part It is provided between (100b), and each hinge is made to be rotatable.

In the following, the joint part 230 provided between the first fastening body 210 and the first cap part 100a is referred to as a first joint part 230a, and the second fastening body 220 and the second cap part 100b ), the joint portion 230 provided between them is referred to as a second joint portion 230b, and the first joint portion 230a and the second joint portion 230b are provided with a sequence number for convenience, and have the same structure.

The joint part 230 includes a first bracket 231, a second bracket 232, a ball plunger 233, and a rotation angle adjustment groove 234.

The first bracket 231 is formed of a plate having a predetermined area, and is provided at the other end of the first cap portion 100a or the second cap portion 100b while being spaced apart by a predetermined distance in a state in which a pair is face-to-face.

The second bracket 232 is made of a plate having a predetermined area, is provided at the other end of the first fastening body 210 or the second fastening body 220, and provided between the first brackets 231 In this state, the first bracket 231 and the second bracket 232 are hinged to each other by a hinge pin P penetrating through the first bracket 231 and the second bracket 232 at the same time.

The ball plungers 233 are respectively provided at opposite ends of the first bracket 231.

A plurality of rotation angle adjustment grooves 234 are arranged radially on both sides of the second bracket 232 while being spaced a predetermined distance along the circumference of the hinge pin P.

According to the above configuration, when the second bracket 232 is rotated at a predetermined angle, the ball plunger 233 is rotated while being inserted into a corresponding one of the rotation angle adjustment grooves 234. You will stay in the state.

Meanwhile, the first fastening body 210 and the second fastening body 220 are coupled more stably, but the first fastening body 210 and the second fastening body 220 are For easy separation, the first fastening body 210 is further provided with a fastening member 300.

The fastening member 300 is configured to selectively fix the fastening protrusion 221 in a state provided in the fastening groove 211.

8 to 10, the fastening member 300 is formed in the form of tongs including a grip part 310 and a handle part 320, and the grip part 310 is disposed in the fastening groove 211 , The handle part 320 is disposed to be exposed to the outside through the first fastening body 210.

In addition, the grip part 310 has a shape in which the first grip part 310a and the second grip part 310b are convexly curved in opposite directions so that a predetermined space is formed in the center thereof, and the first grip part 310a ) And one end of the second grip part 310b are in contact with each other, and the space is provided to be disposed in a straight line with the fastening groove 211.

At this time, the inner circumference of the grip part 310 is formed in a tapered shape. In other words, the inner circumference of one surface of the grip part 310 facing one end of the first fastening body 210 is formed to be inclined in a form that gradually increases in diameter toward the other end.

Meanwhile, the first fastening body 210 and the second fastening body 220 are physically coupled as the fastening protrusion 221 penetrates the center of the fastening member 300 while being inserted into the fastening groove 211 In this case, the fastening protrusion 221 includes a locking portion 221a, a grip body 221b, and an entry portion 221c in order to increase the bonding force between the components.

The locking part 221a is formed in the form of a pillar protruding outward from one end of the second fastening body 220 in the longitudinal direction, and the diameter of the locking part 221a is greater than the inner circumferential diameter of the grip part 310. It is largely formed.

The grip body 221b is formed in the form of a column protruding outward from the protruding end surface of the locking part 221a, and the diameter of the grip body 221b corresponds to the inner circumferential diameter of the grip part 310 . That is, a stepped jaw is formed between the locking portion 221a and the grip body 221b.

The entry portion 221c is formed in the shape of a column having a diameter relatively larger than that of the locking portion 221a, is provided in a state having a coaxiality at the protruding end of the locking portion 221a, and gradually becomes a protruding end. A taper with a smaller diameter is formed.

At this time, the taper of the entry part 221c is made to correspond to the taper of the grip part 310.

According to the above configuration, when the fastening protrusion 221 is gradually inserted into the fastening groove 211, the taper of the entry part 221c and the taper of the grip part 310 are gradually engaged so that the grip part 310 is opened. As the entry part 221c passes through the grip part 310.

When the entry part 221c completely passes through the grip part 310, the grip part 310 is seated in the center of the grip part 310, and both ends of the grip part 310 in the front and rear direction are the locking part 221a. ) And the entry part 221c, the fastening protrusion 221 maintains a fixed state, and the first fastening body 210 and the second fastening body 220 are stably fixed. It is done.

Thereafter, when the first fastening body 210 and the second fastening body 220 need to be separated, when a force is applied to the tongs and closed, the front and rear ends of the grip 310 are released and the fastening protrusion Separation of 221 becomes possible.

According to the above configuration, the first cap portion 100a and the second cap portion 100b can be coupled to each other according to the working environment or the convenience of the operator, or can be coupled to the cut jumper wire W in a separated state. Bar, there is an effect of reducing the fatigue of the operator.

In addition, the present invention can bend the first cap portion (100a) and the second cap portion (100b) at a certain angle even in a state fastened to the jumper wire (W) by the detachable joint portion 200, the convenience of the operator during work. There is an advantage that can be further increased.

On the other hand, in the case of cutting a jumper wire biased to one side, or fixing a new wire for connection of a jumper wire (W) in the process of removing an existing wire and installing a new wire, bi-directional insulation for indirect live wire according to the present invention The cap may be used by fastening a jumper wire (target wire) to only one selected from the first cap part 100a or the second cap part 100b.

At this time, the first cap portion (100a) or the second cap portion (100b) that is not fastened is in a state of being unstablely suspended in the air. In the present invention, the first cap portion (100a) or the second cap portion (100b) is in a fastened state To further include a fixing clamp 400 to be fixed to another wire (line, L) in a position adjacent to a jumper wire or wire (target wire, T) requiring work in, and referring to FIGS. 15 to 17, the fixing The clamp 400 includes a clamp body 410, a fixing forceps 420, a fixing adjustment part 430, and a fastening rod 440.

The clamp body 410 includes a locking groove 411 formed in a concave shape from one side to the inside, and a latch part 412 formed in a shape in which an end protruding from the upper end of the locking groove 411 is bent downward. Includes.

In detail, as the clamp body 410 is inserted into the locking groove 411 and the latch part 412 is caught on the upper end of the line L, the fixing clamp 400 is connected to the line ( Let it hang on L).

The fixing clamp 420 is configured to selectively fix the line L inserted into the locking groove 411 while forming a clamp shape with the latch part 412.

In addition, one end of the fixing tongs 420 is disposed under the clasp 412 and protruded into the locking groove 411, and the other end of the fixing tongs 420 is fixed. The clamp body 410 is hinged so that the tongs 420 can be rotated in the vertical direction.

Accordingly, when one end of the fixing tongs 420 is rotated toward the latching part 412, the line L inserted into the locking groove 411 is fixed, and when rotated oppositely, the locking groove ( The line L inserted in the 411 is released.

The fixing adjustment unit 430 is to be able to selectively fix the line (L) inserted into the locking groove 411 by adjusting the rotation of the fixing tongs 420, the adjustment body 431, the pressing unit ( 432) and an adjustment member 433.

The control body 431 is formed in the shape of a cylinder having a hollow inside, one end is exposed to the outside of the clamp body 410, the other end is disposed adjacent to the lower end of the fixing tongs 420.

The pressing part 432 has one end hinged to the fixing forceps 420 in a state in which a thread is formed on the outer circumferential surface, and the other end is inserted into the adjustment body 431.

The adjusting member 433 is fastened to the inside of the adjusting body 431 in an axially rotatable state, and the fastened one end is screwed with the pressing part 432.

In addition, the adjusting member 433 is formed in the shape of a cylinder, and at one end, a thread corresponding to the thread of the pressing part 432 is formed on an inner circumferential surface, so that a groove through which the adjusting member 433 is screwed is formed. One end is inserted and fastened through the lower end side of the adjustment body (431).

At this time, the adjusting member 433 is fastened so as to be axially rotatable inside the adjusting body 431, and the other end of the adjusting member 433 is exposed to the outside of the adjusting body 431 in a state in which a ring is formed. State.

That is, when the adjusting member 433 rotates in the forward direction, as shown in FIG. 17(B), the pressing part 432 screwed with the adjusting member 433 moves upward according to the rotation. As a result, as the fixing tongs 420 rotate upward, the electric wire disposed in the locking groove 411 is pressed.

On the contrary, when the adjustment member 433 is rotated in the reverse direction, as shown in FIG. 18, as the pressing part 432 moves downward, the fixing tongs 420 rotate downward, and the line (L) is released.

Meanwhile, the fastening rod 440 has one end hinged to the clamp body 410, and the other end is inserted into the wire groove 11 of the first cap 100a or the second cap 100b.

According to the above configuration, in the present invention, a fixing clamp 400 is fastened to one of the cap portions 100 selected from the first cap portion 100a or the second cap portion 100b to fix it to the line L, The cut target wire T is fixed to the remaining cap portion 100b or 100a so that the end of the target wire T is fixed in a certain position without shaking in the air.

Accordingly, in the present invention, it is possible to perform wire work in a safe state.

Hereinafter, a first embodiment of a method of constructing an insulating indirect live wire of a cut jumper wire using a bidirectional insulating cap for an indirect live wire provided with a separate joint part according to the present invention will be described.

1. Cutting step

The cutting step is a process of cutting the jumper wire W, which requires work, as shown in FIG. 11.

In other words, the cutting step is a process of cutting the jumper wire (W) suspended from the telephone pole, and the jumper wire (W) uses equipment such as an indirect live wire insulation stick that cuts the jumper wire (W) in a live wire state. It is made to cut using.

In the present invention, the process is performed in a live wire state, and the equipment used in all the following processes is preferably constructed by equipment such as an indirect live wire insulation stick configured to be insulated, and each process is not limited thereto. It can be implemented by a variety of equipment or methods suitable for the indirect live wire method.

On the other hand, by the above process, the jumper wire W cannot be fixed in a state where its end is exposed, but is unstable and hangs in the air.

2. Opening stage

As shown in FIG. 12, the spreading step is a process of spreading so that a predetermined space is formed between the ends of the cut jumper wires W after the cutting step. This is a process of spreading the gaps between the cut jumper wires W to form a space to be supplied between the ends of the cut jumper wires W.

3. Insulation cap fastening step

The insulating cap fastening step is a process of fastening the bidirectional insulating caps for indirect live wires to both ends of the pair of cut jumper wires W.

Incidentally, the insulating cap fastening step is as shown in Figs. 13 and 14, one end of the two ends of the cut jumper wire (W) is the first cap portion (100a) or the second of the bidirectional insulating cap for indirect live wire. After being inserted into the cap portion 100b, the fixing member 120 is inserted into the through path 131 to fix one end, and the other end is inserted into the second cap portion 100b or the first cap portion 100a. After doing this, it is a process of inserting the fixing member 120.

That is, in the insulating cap fastening step, the two-way insulating caps for indirect live wires are respectively fastened to both ends of the cut jumper wire W to insulate the ends of the cut jumper wire W.

On the other hand, after the insulating cap fastening step, when the detachable joint portion of the bidirectional insulating cap for indirect live wire is separated, an assembly step of assembling it may be additionally performed.

In addition, when the insulation cap is fastened, the detachable joint part 200 may be fastened to both the cut jumper wires W in an assembled state. In this case, in order to facilitate the fastening of the two-way insulation caps for indirect live wires, the above The detachable joint part 200 may be fastened to both jumper wires W cut in a state in which the first fastening body 210 and the second fastening body 220 are separated.

In this case, the ends of the first fastening body 210 and the second fastening body 220 are suspended from the telephone pole in an unstable state. As the ends of the jumper wire W are bent by the wind, safety is improved. Problems that cannot be guaranteed may occur.

Therefore, after the insulating cap fastening step, when the detachable joint part 200 is in a separated state, the assembling step of assembling it again must be additionally performed.

Accordingly, in the assembling step, as the fastening protrusion 221 is inserted into the fastening groove 211, the fastening protrusion 221 is caught by the fastening member 300, and the first fastening body 210 and the second fastening are performed. The body 220 is to be in a state of being firmly assembled with each other.

Insulation treatment construction of both ends of the cut jumper wire W is completed, and thus, it is possible to maintain a safe state in which high-voltage current does not flow to the ends of the jumper wire W even in a live wire or a diagonal state.

In addition, there is an advantage that other work can be performed in a safe state while both ends of the cut jumper wire W of the present invention are fixed by the two-way insulating cap for indirect live wire by the above construction process.

Hereinafter, a second embodiment of a method of constructing an insulating indirect live wire of a cut jumper wire using a bidirectional insulating cap for an indirect live wire provided with a separate joint part according to the present invention will be described.

Meanwhile, the process of the second embodiment may be performed by equipment such as an insulating stick for indirect live wire configured to enable insulation, and is not limited thereto, and may be performed by various equipment or methods suitable for the indirect live wire method.

1. Clamp Fixation Step

In the clamp fixing step, as shown in FIG. 18, after fastening the fixing clamp 400 with one cap part 100 selected from the first cap part 100a or the second cap part 100b, the replacement or separation operation is performed. This is a process of fastening the fixing clamp 400 to another wire (line, L) adjacent to the required target wire (jumper wire, T).

Incidentally, in the clamp fixing step, by inserting the fastening rod 440 into the wire groove 110 of the first cap part 100a or the second cap part 100b, and then inserting the fixing member 120, the first The cap portion 100a or the second cap portion 100b and the fastening rod 440 are fastened.

Thereafter, in a state in which the line (L) is inserted into the locking groove 411 of the fixing clamp 400, the adjusting member 433 is rotated in the forward direction, so that the pressing part 432 is inserted into the locking groove 411 ) Side to allow the fixing tongs 420 to rotate, and the protruding end of the fixing tongs 420 gradually moves toward the latching part 412 according to the rotation, and the wire disposed in the locking groove 411 is It is in a state of being pressed and fixed by the clasp 412 and the fixing forceps 420.

That is, the clamp fixing step is a process of fastening the fixing clamp 400 to the bidirectional insulating cap for an indirect live wire, and then hanging and fixing the fixing clamp 400 on the line.

2. Insulation cap fastening step

In the insulating cap fastening step, as shown in FIG. 19, after cutting the target wire T or separating one end of the target wire T, the second cap part 100b or the first cap part 100a ).

Incidentally, in the insulating cap fastening step, by fastening the target wire T to the cap portion 100b or 100a to which the fixing clamp 400 is not fastened after the wire working step, insulation construction of the target wire T is possible. Let it be done.

Meanwhile, in the clamping step, the first cap portion 100a and the second cap portion 100b may be fastened or separated from each other as necessary, and the first cap portion and the second cap portion are separated from each other. When the fixing step and the insulating cap fastening step are performed, an assembly step of assembling the first cap portion 100a and the second cap portion 100b is further performed.

Although the preferred embodiments of the present invention have been described above, the scope of the present invention is not limited thereto, and it should be understood that the scope of the present invention extends to the scope substantially equal to the embodiment of the present invention. Various modifications may be made by those of ordinary skill in the technical field to which the present invention pertains within the scope not departing from the spirit of the invention.

P: Hinge pin W: Jumper wire
100a: first cap portion 100b: second cap portion
110: wire groove 120: fixing member
130: rotation cap 131: through path
132: rotation groove 133: coupling protrusion
140a: first engaging projection 140b: second engaging projection
141: coupling groove for rotation
150a: first fixing stopper 150b: second fixing stopper
200: separate joint part 210: first fastening body
211: fastening groove 220: second fastening body
221: fastening protrusion 221a: locking portion
221b: grip body 221c: entry part
230: joint part 231: first bracket
232: second bracket 233: ball plunger
234: rotation angle adjustment groove
300: fastening member 310: grip
320: handle
400: fixed clamp 410: clamp body
411: locking groove 412: clasp
420: fixed tongs 430: fixed adjustment unit
431: control body 432: pressurization part
433: adjustment member 440: fastening rod

Claims (10)

In the insulating cap fastened to the ends of a pair of cut jumper wires,
A first cap portion (100a) made of an insulator and inserted and fastened through an end of one selected jumper wire from among the jumper wires;
A second cap portion (100b) made of an insulator and inserted through one end of the remaining jumper wires in the length direction; And
A separable joint part 200 made of an insulator, allowing the other end of the first cap part 100a and the other end of the second cap part 100b to be separated and fastened from each other, and mutually configured to be rotatably fastened to each other at a predetermined angle;
Including,
The separate joint part 200,
A first fastening body 210 having a fastening groove 211 formed at one end in the longitudinal direction;
A second fastening body 220 having a fastening protrusion 221 inserted into the fastening groove 211 at one end in the longitudinal direction; And
A joint part provided between the first fastening body 210 and the first cap part 100a, provided between the second fastening body 220 and the second cap part 100b, and each hingedly rotatable 230);
Bi-directional insulation cap for indirect live wire provided with a separate joint portion, characterized in that it comprises a.
delete The method according to claim 1,
The joint part 230,
A first bracket 231 provided at the other end of the first cap portion 100a or the second cap portion 100b while a pair of them are face-to-face and spaced apart by a predetermined distance;
The first bracket is provided at the other end of the first fastening body 210 or the second fastening body 220 and is provided between the first brackets 231 and is fastened through the hinge pin P. A second bracket 232 hinged to 231;
Ball plungers 233 provided at opposite ends of the first bracket 231, respectively; And
A plurality of rotation angle adjustment grooves 234 disposed radially on both sides of the second bracket 232 while being spaced apart by a predetermined distance along the circumference of the hinge pin P;
Bi-directional insulating cap for indirect live wire provided with a separate joint portion, characterized in that it comprises a.
The method according to claim 1,
In the first fastening body 210,
In a state provided in the fastening groove 211, a fastening member 300 for selectively fixing the fastening protrusion 221 is further provided.
The method of claim 4,
The fastening member 300,
Consisting of tongs including a grip portion 310 and a handle portion 320, the grip portion 310 is disposed in the fastening groove 211, and the handle portion 320 is the first fastening body 210 A bidirectional insulating cap for indirect live wire provided with a detachable joint portion, characterized in that disposed in a state exposed to the outside through through.
The method of claim 5,
The grip part 310,
The first grip part 310a and the second grip part 310b are convexly curved in opposite directions so that a predetermined space is formed in the center, and the inner circumference of the grip part 310 is tapered. Bi-directional insulation cap for indirect live wire provided with a separate joint portion characterized by.
The method of claim 5,
The fastening protrusion 221,
A locking portion (221a) formed in the form of a pillar protruding outward from one end of the second fastening body (220) in the longitudinal direction and having a relatively larger diameter than the inner circumference of the grip portion (310);
A grip body (221b) formed in the form of a pillar protruding outward from the protruding end surface of the engaging portion (221a) and having a diameter corresponding to the inner circumferential diameter of the grip portion (310);
An entry portion 221c formed in the form of a column having a diameter relatively larger than that of the locking portion 221a, and provided in a state having a coaxiality at the protruding end of the locking portion 221a;
Bi-directional insulating cap for indirect live wire provided with a separate joint portion, characterized in that it comprises a.
The method according to claim 1,
A fixed clamp for fixing to a jumper wire or wire (target wire, T) and another wire (line, L) in a position adjacent to the jumper wire or wire (target wire, T) that needs work in a fastened state with the first cap part (100a) or the second cap part (100b) 400) a two-way insulating cap for indirect live wire provided with a separate joint portion, characterized in that it further comprises.
In the insulation indirect live wire construction method of the cut jumper wire using the bidirectional insulation cap for indirect live wire provided with the detachable joint part of any one of claims 1, 3 to 7,
Cutting step of cutting the jumper wire (W) that needs work;
An opening step of spreading so that a predetermined space is formed between the ends of the cut jumper wires (W); And
An insulating cap fastening step of fastening the bidirectional insulating caps to both ends of a pair of cut jumper wires;
Indirect live wire construction method of the cut jumper wire comprising a.
In the insulating indirect live wire construction method of the cut jumper wire using the two-way insulating cap for indirect live wire provided with the detachable joint part of claim 8,
After fastening the fixing clamp 400 with one cap portion 100 selected from the first cap portion 100a or the second cap portion 100b, A clamp fixing step of fastening the fixing clamp 400 to an electric wire (line, L); And
An insulating cap fastening step of cutting the target wire T or separating one end of the target wire T and then fastening it to the second cap part 100b or the first cap part 100a;
Indirect live wire construction method of the cut jumper wire comprising a.

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