CN203216944U - Trigger type high-altitude wire-connecting clamp - Google Patents

Abstract

A trigger-type high-altitude junction clip is used to solve the wiring problem when testing high-voltage electrical equipment. It includes a wire clamp and a lifting rod, the wire clamp is installed on the upper end of the lifting rod through a slot connection mechanism, and the lifting rod is a telescopic insulating rod. The utility model has the advantages of simple structure, convenient operation, safety and reliability, which not only greatly shortens the connection time of the high-voltage electrical equipment test line, improves the test efficiency, but also eliminates hidden dangers caused by high-altitude operations.

Description

A trigger-type high-altitude junction clip

technical field

The utility model relates to a transmission line connection device, in particular to a trigger type high-altitude connection clip suitable for testing high-voltage electrical equipment, which belongs to the technical field of testing.

Background technique

In substations with a voltage level of 110kV and above, the external lead wires of many electrical equipment are located relatively high (3 to 7 meters above the ground or even higher), so when conducting electrical tests on these electrical equipment, the staff need to take a lift car or use A ladder is required to complete the connection of the test leads. This wiring method not only has complicated operation and low work efficiency, but also has the hidden danger of staff falling.

Utility model content

The purpose of this utility model is to provide a trigger-type high-altitude terminal clamp which is simple in structure, convenient to operate, safe and reliable, and enables the operator to complete the connection of test lines on the ground.

Problem described in the utility model is realized with following technical scheme:

A trigger-type high-altitude wiring clamp includes a wire clamp and a lifting rod, the wire clamp is installed on the upper end of the lifting rod through a slot connection mechanism, and the lifting rod is a telescopic insulating rod.

The above-mentioned trigger-type high-altitude wiring clamp, the clamp includes a left clamp body, a right clamp body, a trigger-type support rod, a clamp spring and a connecting handle, and the left clamp body and the right clamp body are hinged together by a pin shaft, and the pin shaft The upper part is the clamping arm of the pliers, and the lower part of the pin shaft is the operating arm of the pliers. The clamping teeth are respectively embedded on the clamping arms of the left clamping body and the right clamping body, and the tails of the clamping teeth are connected to the test line.

In the above-mentioned trigger-type high-altitude wiring clip, one end of the trigger-type pole is hinged to the right clamping arm, and the other end is fitted to the left clamping arm through a slot.

In the above-mentioned trigger type high-altitude terminal clamp, the clamp spring is a torsion spring structure, which is installed between the operating arms of the left clamp body and the right clamp body.

In the above-mentioned trigger-type high-altitude wiring clamp, the connecting handle is fitted with the lifting rod, and a U-shaped connecting seat is arranged on the upper end of the connecting handle, and the U-shaped connecting seat is fitted with a pin shaft, and is located at the bottom of the left end surface of the U-shaped connecting seat. There is a pull hook, and a horizontal anti-dropping pin matching the lifting rod is also provided at the lower end of the connecting handle.

For the above-mentioned trigger-type high-altitude wiring clip, the lifting rod is composed of sleeves whose number matches the height of the test equipment, and a connecting handle sleeve is arranged on the top end, and an L-shaped card slot and elastic closure are arranged on the side wall of the connecting handle sleeve. pull ring with a handle on the bottom of the lift bar.

The utility model uses the lifting rod to lift the wire clamp to the external lead wire of the electrical equipment, and the wire clamp is quickly closed by touching the trigger type support rod through the lead wire, so as to realize the connection between the lead wire of the tested electrical equipment and the test line; during the test work After completion, the clamp can be removed through the cooperation of the spring-closed pull ring on the lifting rod and the clamp hook set on the clamp, so that the operator can complete the disconnection of the test line while standing on the ground. The utility model has the advantages of simple structure, convenient operation, safety and reliability, which not only greatly shortens the connection time of the high-voltage electrical equipment test line, improves the test efficiency, but also eliminates the safety hazard caused by high-altitude operations.

Description of drawings

Below in conjunction with accompanying drawing, the utility model is further described.

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the structural schematic diagram of wire clip;

Fig. 3 is the structural representation of connecting handle;

Fig. 4 is a structural schematic diagram of the lifting rod;

Fig. 5 is a schematic diagram after the wire clip is connected with the lead wire of the electrical equipment;

Fig. 6 is a schematic diagram of the dismantling process of the wire clip.

The list of each label in the figure is: 1, wire clamp, 1-1, left clamp body, 1-2, right clamp body, 1-3, pin shaft, 1-4, clamp spring, 1-5, trigger type support Rod, 1-6, connecting handle, 1-6-1, U-shaped connecting seat, 1-6-2, horizontal anti-off pin, 1-6-3, pull clamp hook, 1-7, clamping tooth, 2, Lifting rod, 2-1, connecting handle sleeve, 2-2, L-shaped card slot, 2-3, spring closed pull ring, 3, electrical equipment lead wire, 4, test line.

Detailed ways

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model includes a wire clip 1 and a lifting rod 2, and the wire clip 1 is installed on the upper end of the lifting rod 2 through a slot connection mechanism, and it includes a left clamp body 1-1, right pliers 1-2, trigger rod 1-5, clamp spring 1-4 and connecting handle 1-6, the left pliers 1-1 and right pliers 1-2 pass through the middle position The pin shafts 1-3 are hinged together, the upper part of the pin shaft is the clamping arm of the clamp body, and the lower part of the pin shaft is the clamp body operating arm, which are respectively embedded in the clamping arms of the left clamp body 1-1 and the right clamp body 1-2 Clamping tooth 1-7, the tail of the clamping tooth 1-7 is connected to the test line 4; one end of the trigger rod 1-5 is hinged with the clamping arm of the right clamp body 1-2, and the other end is connected with the left The pliers body 1-1 clamping arm is equipped; the clamp spring 1-4 is a torsion spring structure, and it is installed between the operating arms of the left pliers body 1-1 and the right pliers body 1-2; the connecting handle 1-6 is assembled with the lifting rod 2, and a U-shaped connecting seat 1-6-1 is arranged at the upper end of the connecting handle 1-6, and the U-shaped connecting seat 1-6-1 is assembled with the pin shaft 1-3, A pull hook 1-6-3 is provided at the bottom of the left end face of the U-shaped connecting seat, and a horizontal anti-dropping pin 1-6-2 matched with the lifting rod 2 is also provided at the lower end of the connecting handle 1-6; Rod 2 is a telescopic insulating rod. In this embodiment, it is a three-section pull rod structure. The length of the three-section pull rod can be selected and determined according to the voltage level of the tested equipment (the length of the lifting rod 2 when testing 35kV equipment is 3 meters, the length of the lifting rod 2 is 4 meters when testing 110kV equipment, and the length of lifting rod 2 is 6 meters when testing 220kV equipment), and a connecting handle sleeve 2-1 is arranged on the top of the lifting rod 2, An L-shaped slot 2-2 and an elastic closed pull ring 2-3 are provided on the side wall of the connecting handle sleeve 2-1, and a handle 2-4 is provided at the bottom of the lifting rod 2.

The utility model uses the lifting rod 2 to lift the clamp 1 to the external lead wire 3 of the electrical equipment, and the lead wire 3 touches the trigger rod 1-5, so that the clamp 1 is quickly closed, and the lead wire 3 of the electrical equipment under test is realized. Connection with the test line 4; after the test work is completed, the line clamp 1 can be removed by cooperating with the spring closed pull ring 2-3 on the lifting rod 2 and the pull clamp hook 1-6-3 arranged on the terminal clamp , so that the operator can complete the disconnection of the test line while standing on the ground.

Claims (6)

1. trigger-type high-altitude wiring folder is characterized in that it comprises wire clamp (1) and lifting arm (2), and described wire clamp (1) is installed in the upper end of lifting arm (2) by draw-in groove bindiny mechanism, and described lifting arm (2) is telescopic insulating bar.

2. a kind of trigger-type high-altitude wiring according to claim 1 presss from both sides, it is characterized in that, described wire clamp (1) comprises left caliper (1-1), right caliper body (1-2), trigger-type pole (1-5), close folder spring (1-4) and connection handle (1-6), described left caliper (1-1) and right caliper body (1-2) are hinged by bearing pin (1-3), the bearing pin top is the caliper clamping limb, the bearing pin below is the caliper motion arm, at left caliper (1-1) and right caliper body (1-2) clamping limb difference setting-in clamp tooth (1-7), described clamp tooth (1-7) afterbody connects p-wire (4).

3. a kind of trigger-type high-altitude wiring folder according to claim 2 is characterized in that described trigger-type pole (1-5) end and right caliper body (1-2) clamping limb are hinged, and the other end is equipped by draw-in groove and left caliper (1-1) clamping limb.

4. according to claim 2 or 3 described a kind of trigger-type high-altitude wiring folders, it is characterized in that the described folder spring (1-4) that closes is the torsion spring structure, it is installed between the motion arm of left caliper (1-1) and right caliper body (1-2).

5. a kind of trigger-type high-altitude wiring according to claim 4 presss from both sides, it is characterized in that, described connection handle (1-6) is equipped with lifting arm (2), be provided with U-shaped Connection Block (1-6-1) in connection handle (1-6) upper end, described U-shaped Connection Block (1-6-1) is equipped with bearing pin (1-3), bottom U-shaped Connection Block left end face, be provided with and draw folder hook (1-6-3), also be provided with the horizontal locking pin (1-6-2) with lifting arm (2) coupling in connection handle (1-6) lower end.

6. a kind of trigger-type high-altitude wiring presss from both sides according to claim 1 or 5, it is characterized in that, described lifting arm (2) is made up of the sleeve pipe of quantity and tested device height coupling, be provided with connection handle sleeve (2-1) on its top, at connection handle sleeve (2-1) sidewall be arranged L type draw-in groove (2-2) and enclosed elastic formula draw ring (2-3), be provided with handle (2-4) in the bottom of lifting arm (2).

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