CN204271585U - A wire clip for distribution lines - Google Patents

Abstract

The utility model discloses a kind of distribution line wire clamp, comprising: wire clamp seat; Be arranged at the trip bolt of wire clamp seat and be placed on the compressing tablet of trip bolt periphery, lead-in wire waiting is pressed between compressing tablet and wire clamp seat by trip bolt, the corresponding surface of compressing tablet and wire clamp seat is provided with stings line tooth, and the line tooth of stinging being arranged at compressing tablet is crisscross arranged with the line tooth of stinging being arranged at wire clamp seat; Be arranged at the movable block in activity space, movable block can move between upper occipitalia and lower occipitalia, and the corresponding surface of upper occipitalia and movable block is equipped with stings line tooth, and the line tooth of stinging being arranged at occipitalia is crisscross arranged with the line tooth of stinging being arranged at movable block; Adjusting screw(rod), can drive movable block to move between upper occipitalia and lower occipitalia.Setting like this, the distribution line wire clamp that the utility model provides, the wire clamp adopting the utility model to provide, effectively can reduce the connection difficulty of wire clamp and alive circuit, simplify the connection procedure of lead-in wire waiting and alive circuit.

Description

A wire clip for distribution lines

technical field

The utility model relates to the technical field of power transmission facilities, in particular to a clamp for power distribution lines.

Background technique

In order to maintain the order of power supply and use, improve the reliability of power supply, and maintain normal power supply for industrial and agricultural production and residential electricity, power supply companies have formulated a series of rules and regulations to reduce power outages on power supply lines, so that new users can be connected in time A contradiction arose.

When a new user connects to the power grid, wire clips are usually used to connect the lead wires to be connected with the live wires. The wire clamp in the prior art includes a base plate, a pressure plate, bolts and gaskets, wherein the bottom surface of the base plate is provided with a tail groove for clamping by the wire clamp conveyor, and the pressure plate is connected to the upper surface of the base plate by bolts, and the correspondence between the pressure plate and the base plate There is a half groove on the face to form a clamp for holding the wire. When the bolt is tightened, the jaw can clamp the live line to fix it.

In the prior art, when the lead wire to be connected is connected to the live line, the lead wire to be connected is first clamped in the jaw, and then two electricians hold the wire clip transmission rod and the insulating lock rod respectively, and cooperate with each other to wear and hang the wire clip on the lap joint. position, and thread the leads. Then, one of the electricians holds the wire clamp transmission rod and the insulation lock rod to maintain the position of the wire clamp and the lead wire, and the other electrician rotates the sleeve operating rod to tighten the pressure plate bolt to complete the lap connection between the lead wire to be connected and the live line.

However, using the wire clip in the prior art, since the wire clip is composed of a pressing plate and a bottom plate, after opening the jaw, the bottom plate and the pressing plate are very easy to shake and are not in a straight line, so it is not easy to overlap when the live line is lapped. , increasing the difficulty of penetrating live lines.

Moreover, in the process of installing the wire clamp and penetrating the live line, two operators always need to use three operating levers to work. The operation is relatively complicated, requiring long-term practice on the ground and tacit cooperation between the personnel on the levers.

Therefore, how to reduce the difficulty of installing wire clips and penetrating live lines has become an important technical problem to be solved by those skilled in the art.

Utility model content

The utility model provides a wire clip for power distribution lines. The wire clip provided by the utility model can effectively reduce the connection difficulty between the wire clip and the live line, and simplify the connection process between the lead wire to be connected and the live line.

The utility model provides a wire clamp for distribution lines, including:

A wire clamp seat, the wire clamp seat includes an upper pillow and a lower pillow, and an activity space is formed between the upper pillow and the lower pillow;

The fastening screw arranged on the clamp seat and the pressing piece set on the outer periphery of the fastening screw, the lead wire to be connected is compressed between the pressing piece and the clamping seat through the fastening screw , the corresponding surfaces of the pressing piece and the clamp seat are provided with biting teeth, and the biting teeth set on the pressing piece and the biting teeth set on the clamp seat are alternately arranged;

a movable block arranged in the movable space, the movable block can move between the upper pillow part and the lower pillow part, and the corresponding surfaces of the upper pillow part and the movable block are provided with Thread-biting teeth, and the thread-biting teeth arranged on the upper occiput and the thread-biting teeth arranged on the movable block are alternately arranged;

As for the adjusting screw, the lower pillow is provided with a threaded hole, and the rod end of the adjusting screw passes through the threaded hole, and can drive the movable block to move between the upper pillow and the lower pillow.

Preferably, the movable block is provided with a blind hole, and the rod end of the adjusting screw is rotatably inserted into the blind hole.

Preferably, the outer circumference of the portion of the adjusting screw extending into the blind hole is provided with a backstop ring groove, and the movable block is inserted with a backstop member extending into the backstop ring groove.

Preferably, an operating ring is provided at the opposite end of the end of the adjustment screw connected to the movable block.

Preferably, the fixing device is a fastening screw arranged on the wire clamp seat and a pressing piece sleeved on the outer periphery of the fastening screw, and the lead wire to be connected is pressed against the pressing piece by the fastening screw and the clamp seat.

Preferably, the pressing line direction of the pressing piece is perpendicular to the line clamping direction of the movable block.

The utility model provides a wire clip for distribution lines, including: a wire clip seat, the wire clip seat includes an upper pillow and a lower pillow, and an activity space is formed between the upper pillow and the lower pillow; The fastening screw on the clamp seat and the pressing piece set on the outer periphery of the fastening screw, the lead wire to be connected is pressed between the pressing piece and the clamping seat through the fastening screw, There are thread-biting teeth on the corresponding surfaces of the pressing piece and the wire clamp seat, and the thread-biting teeth arranged on the pressing piece and the thread-biting teeth arranged on the wire clamp seat are alternately arranged; The movable block in the movable space, the movable block can move between the upper pillow and the lower pillow, and the corresponding surfaces of the upper pillow and the movable block are provided with teeth for biting, And the thread-biting teeth arranged on the upper occiput and the thread-biting teeth arranged on the movable block are alternately arranged; the adjusting screw, the lower occiput is provided with a threaded hole, and the rod end of the adjusting screw passes through the threaded holes, and can drive the movable block to move between the upper pillow and the lower pillow. In this way, when the wire clamp for distribution lines provided by the utility model is used to connect the lead wire to be connected with the live line, firstly, the lead wire to be connected is fixed on the wire clamp seat through the fastening screw and the pressure piece, and then the operator adopts an insulating transmission The rod sends the wire clamp to the live line, and makes the live line between the movable block and the upper pillow, and then uses the tool to rotate the adjusting screw, so that the adjusting screw drives the movable block to rise, so that the live line is clamped between the upper pillow and the upper pillow. Between the movable blocks, the connection between the lead wires to be connected and the live lines has been completed. Since the wire-biting teeth are provided on the corresponding surfaces of the pressing piece and the wire clamp seat, and the wire-biting teeth arranged on the pressing piece and the wire-biting teeth arranged on the wire clamp seat are alternately arranged, the lead wire to be connected is clamped between the pressing piece and the wire clamp. between the seats, and is bitten by the biting teeth, which can effectively prevent the problem that the lead wire to be connected falls off; similarly, the upper occiput and the corresponding surface of the movable block are provided with biting teeth, and the biting teeth arranged on the upper occiput The teeth and the wire-biting teeth arranged on the movable block are alternately arranged, and the live line is bitten between the movable block and the upper occiput by the wire-biting teeth, which can also prevent the live wire from falling off and has high reliability. When the wire clamp provided by the utility model is used to connect the lead wire to be connected with the live line, the operation is simple and quick, and the work efficiency is effectively improved.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is the front view of the wire clip in the specific embodiment of the present invention;

Fig. 2 is a side view of the middle wire clip of the specific embodiment of the present invention;

In Figure 1 and Figure 2:

Wire clamp seat—10, upper pillow—11, lower pillow—12, movable block—13, adjusting screw—14, backstop—15, operating ring—16, fastening screw—17, thread biting teeth— 18.

Detailed ways

This specific embodiment provides a wire clip for distribution lines. The wire clip provided by the utility model can effectively reduce the connection difficulty between the wire clip and the live line, and simplify the connection process between the lead wire to be connected and the live line.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 and Fig. 2, the clamp for distribution circuit provided in this specific embodiment includes:

The wire clamp seat 10, the wire clamp seat 10 includes an upper pillow part 11 and a lower pillow part 12, and an activity space is formed between the upper pillow part 11 and the lower pillow part 12;

The fastening screw 17 that is arranged on the wire clamp seat and the pressing piece that is sleeved on the outer periphery of the fastening screw 17, the lead wire to be connected is compressed between the pressing piece and the wire clamping seat by the fastening screw 17, the pressure piece and the wire clamping seat 10 The thread-biting teeth 18 are arranged on the corresponding surface, and the thread-biting teeth 18 arranged on the pressing piece and the thread-biting teeth 18 arranged on the wire clamp seat are alternately arranged.

The movable block 13 arranged in the movable space, the movable block 13 can move between the upper pillow 11 and the lower pillow 12, and the corresponding surfaces of the upper pillow 11 and the movable block 13 are provided with biting teeth 18, and The thread-biting teeth 18 arranged on the upper occiput and the thread-biting teeth 18 arranged on the movable block are alternately arranged;

The adjusting screw 14 and the lower pillow 12 are provided with threaded holes, and the rod end of the adjusting screw 14 passes through the threaded holes, and can drive the movable block 13 to move between the upper pillow 11 and the lower pillow 12 .

In this way, when using the clamp for distribution lines provided in this specific embodiment to connect the lead wire to be connected with the live line, the lead wire to be connected is first fixed on the clamp seat 10 by fastening screws and pressing pieces, and then the operator uses The insulated transmission rod sends the clamp to the live line, and makes the live line between the movable block 13 and the upper pillow 11, and then uses the tool to rotate the adjusting screw 14, so that the adjusting screw 14 drives the moving block 13 to rise, so that the live line Clamped between the upper pillow portion 11 and the movable block 13, the connection between the lead wire to be connected and the live line is completed. Since the wire-biting teeth are provided on the corresponding surfaces of the pressing piece and the wire clamp seat, and the wire-biting teeth arranged on the pressing piece and the wire-biting teeth arranged on the wire clamp seat are alternately arranged, the lead wire to be connected is clamped between the pressing piece and the wire clamp. between the seats, and is bitten by the biting teeth, which can effectively prevent the problem that the lead wire to be connected falls off; similarly, the upper occiput and the corresponding surface of the movable block are provided with biting teeth, and the biting teeth arranged on the upper occiput The teeth and the wire-biting teeth arranged on the movable block are alternately arranged, and the live line is bitten between the movable block and the upper occiput by the wire-biting teeth, which can also prevent the live wire from falling off and has high reliability. When the lead wire to be connected and the live line are connected through the wire clamp provided in the specific embodiment, the operation is simple and quick, and the work efficiency is effectively improved.

It should be noted that since the adjusting screw 14 pushes the movable block 13 to move up and down during the rotation process, the movable block 13 cannot rotate together with the adjusting screw 14 during the displacement process.

Therefore, this specific embodiment can prevent the movable block 13 from rotating with the adjusting screw 14 while the adjusting screw 14 can drive the movable block 13 to move up and down through the following manner. A blind hole may be provided on the movable block 13, and the rod end of the adjusting screw 14 is rotatably inserted into the blind hole.

Arranged in this way, since the adjusting screw rod 14 is rotatably inserted in the blind hole of the movable block 13, the adjusting screw rod 14 will not drive the movable block 13 to rotate together when rotating, and since the movable block 13 is provided with a blind hole , the adjusting screw rod 14 abuts against the bottom of the blind hole, thereby pushing the movable block 13 to move upward.

Of course, other methods can also be used to prevent the movable block 13 from rotating with the adjusting screw 14 while the adjusting screw 14 can drive the movable block 13 to move up and down. For example, the adjusting screw 14 can be set as two sleeves that are sleeved together and can be rotated relatively. One section of the sleeve is provided with external threads to match the threaded hole of the lower pillow 12, and the other sleeve is connected to the threaded hole of the lower pillow 12. The movable block 13 is fixedly connected, and the two sections of casing can only produce relative rotation, but cannot produce relative axial movement. In this way, it is also possible to prevent the movable block 13 from rotating with the adjusting screw 14 while the adjusting screw 14 can drive the movable block 13 to move up and down.

In order to prevent the problem that the adjusting screw 14 is separated from the movable block 13, in the preferred solution of this specific embodiment, the outer circumference of the part where the adjusting screw 14 extends into the blind hole can be provided with a back-stop ring groove, and the movable block 13 is inserted with a The backstop piece 15 extending into the backstop ring groove.

In this way, since the backstop 15 inserted in the movable block 13 extends into the backstop ring groove, the adjusting screw 14 avoids the problem of detaching from the movable block 13 in the axial direction under the blocking effect of the backstop 15 , and the backstop will not hinder the rotation of the adjusting screw.

In addition, in another preferred solution of this specific embodiment, in order to facilitate the rotation of the adjusting screw 14 , an operating ring 16 may be provided at the opposite end of the end of the adjusting screw 14 connected to the movable block 13 .

When it is necessary to adjust the movable block 13 or lower the movable block 13, it is only necessary to use the operating lever with a hook to extend into the operating ring 16 and rotate the operating lever in the corresponding direction, which has high operability.

Preferably, the line-pressing direction of the pressing sheet is perpendicular to the line-clamping direction of the movable block 13, that is, the lead wire to be connected is perpendicular to the charged wire after being pressed tightly by the pressing sheet. Such an arrangement can effectively avoid the risk of short circuit caused by contact between the lead wire to be connected and the live wire of other phases.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. a distribution line wire clamp, is characterized in that, comprising:

Wire clamp seat, described wire clamp seat comprises occipitalia and lower occipitalia, forms activity space between described upper occipitalia and described lower occipitalia;

Be arranged at the trip bolt of described wire clamp seat and be placed on the compressing tablet of described trip bolt periphery, lead-in wire waiting is pressed between described compressing tablet and described wire clamp seat by described trip bolt, the corresponding surface of described compressing tablet and described wire clamp seat is provided with stings line tooth, and the line tooth of stinging being arranged at described compressing tablet is crisscross arranged with the line tooth of stinging being arranged at described wire clamp seat;

Be arranged at the movable block in described activity space, described movable block can move between occipitalia and described lower occipitalia on described, and the corresponding surface of described upper occipitalia and described movable block is equipped with stings line tooth, and the line tooth of stinging being arranged at described upper occipitalia is crisscross arranged with the line tooth of stinging being arranged at described movable block;

Adjusting screw(rod), described lower occipitalia is provided with screwed hole, and the rod end of described adjusting screw(rod) through described screwed hole, and can drive described movable block to move between occipitalia and described lower occipitalia on described.

2. distribution line wire clamp as claimed in claim 1, it is characterized in that, movable block is provided with blind hole, and the rod end of described adjusting screw(rod) is plugged in described blind hole rotationally.

3. distribution line wire clamp as claimed in claim 2, it is characterized in that, the periphery of the part that described adjusting screw(rod) is inserted in described blind hole is provided with retaining annular groove, and described movable block is fitted with the retaining part be inserted in described retaining annular groove.

4. distribution line wire clamp as claimed in claim 1, it is characterized in that, the opposite end of one end that described adjusting screw(rod) is connected with described movable block is provided with operation annulus.

5. distribution line wire clamp as claimed in claim 1, is characterized in that, the line ball direction of described compressing tablet and the clamp direction of described movable block perpendicular.