CN103094870A - Ice-melting pup joint quick working device for jackstay-typed electric transmission line - Google Patents

Abstract

The invention discloses a pole-type power transmission line melting ice short-circuit quick operation device, which comprises a short-circuit cable, and the two ends of the short-circuit cable are respectively connected with a wire hooking mechanism, and the wire hooking mechanism includes an upper end strap The fixed clamp block of the hook, the movable clamp block whose top surface is matched with the hook, and the movable clamp block fixing seat, the movable clamp block fixing seat is installed on the fixed clamp block, and the movable clamp block is moved through the up and down movement mechanism It is movably installed in the fixed seat of the movable clamping block, and the short-circuit cable is connected with the lower end of the fixed clamping block. The present invention realizes the fast wiring of the short-circuit cable through the wire hooking mechanisms respectively added at both ends of the short-circuit cable, and is simple in structure and easy to use; at the same time, the rapid operation device can be adjusted according to different diameters of overhead The position of the movable clamp block in the fixed seat of the movable clamp block is suitable for overhead lines of different diameters. It is suitable for ice-melting operations on transmission lines.

Description

Quick operation device for short-circuiting ice-melting and pole-type transmission lines

technical field

The invention relates to the field of power line equipment fittings, in particular to a pole-type power transmission line ice-melting short-circuit quick operation device.

Background technique

Before the present invention was proposed, DC short-circuiting was generally used for ice-melting operations, and workers were required to go to the substation in a power outage to short-circuit the overhead line and the DC power supply with a short-circuit cable. Since the ice-melting operation is carried out at high altitude and the operation requirements are higher, the operation risk is greater; at the same time, since it is necessary to install and disassemble the connection of multiple short-circuit cables and overhead wires when short-circuiting, and one short-circuit The cable needs to be manually tightened with about 6 nuts and tools such as nuts and screwdrivers are required, so the workload is heavy and time-consuming, which makes the staff prone to fatigue and increases the power outage time; moreover, due to the work of the operators The environment is mostly cold and slippery, so longer working hours are likely to lead to safety accidents.

Contents of the invention

The object of the present invention is to overcome the disadvantages of the above-mentioned background technology, and provide a quick operating device for pole-type power transmission line melting and short-circuiting with safe operation and short operation time.

In order to achieve the above purpose, the present invention provides a pole-type power transmission line melting short-circuit quick operation device, which includes a short-circuit cable, and the two ends of the short-circuit cable are respectively connected with a wire hooking mechanism, and the wire hangs The connecting mechanism includes a fixed clamp block with a hook at the upper end, a movable clamp block whose top surface matches the hook, and a movable clamp block fixing seat, and the movable clamp block fixing seat is installed on the fixed clamp block, and the movable clamp block The block is movably installed in the fixed seat of the movable clip through the up and down movement mechanism, and the short-circuit cable is connected with the lower end of the fixed clip. The fast wiring of the short-circuit cable is realized by the wire hooking mechanisms respectively added at both ends of the short-circuit cable, and the structure is simple and easy to use; at the same time, the rapid operation device can adjust the The position of the movable clamp block in the fixed seat of the movable clamp block is suitable for overhead lines of different diameters.

In the above solution, the up and down movement mechanism includes a screw rod, the upper end of the screw rod is connected to the bottom surface of the movable clamp block, and the lower end of the screw rod is movably inserted into the fixed seat of the movable clamp block through threads. Certainly, also can adopt the up and down movement mechanism of other structure, as spring mechanism and sliding mechanism etc.

In the above solution, the screw rod runs through the fixed seat of the movable clamping block, and the lower end of the screw rod is provided with a connecting fitting for connecting with the operating rod, and the connecting fitting includes a rotating block and a block sleeve that cooperate with each other. The rotating block is arranged at the lower end of the screw rod, the upper end of the block sleeve is sleeved on the rotating block, and the lower end of the block sleeve is provided with a screw hole for connecting an operating rod. The ground operation of the rapid operation device can be realized through the additional connection fittings, without the need for operators to work at high altitudes, and the personal safety of the operators is guaranteed.

In the above solution, the short-circuit cable is installed at the lower end of the fixing clamp block through a crimping nose. Of course, other connection methods can also be used.

Compared with the prior art, the present invention fully demonstrates its superiority in that: on the one hand, the fast connection of the short-circuit cable is realized through the wire hooking mechanisms respectively added at both ends of the short-circuit cable, and the structure is simple and easy to use ; On the other hand, this quick operation device can adjust the position of the movable clamp block in the fixed seat of the movable clamp block according to the overhead lines of different diameters, so as to be suitable for overhead lines of different diameters; finally, through the additional The connecting fittings can realize the ground operation of the rapid operation device, without the need for operators to work at high altitudes, thus ensuring the personal safety of the operators.

The invention has the advantages of simple structure, convenient and safe operation, short working time, low cost and convenient portability.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is the structural representation of the use state of the present invention;

Fig. 3 is the structural schematic view of single wire hooking mechanism, up and down moving mechanism, connecting fittings and operating rod in the present invention;

Fig. 4 is a simplified structural schematic diagram of the oblique view of Fig. 3;

FIG. 5 is a structural schematic diagram of another viewing angle of FIG. 4 .

In the figure, short-circuit cable 1, wire hooking mechanism 2, fixed clip 2a, hook 2a1, movable clip 2b, movable clip fixing seat 2c, up and down moving mechanism 3, screw rod 3a, crimping nose 4, connection Hardware 5, rotating block 5a, block sleeve 5b, screw hole 5b1, operating rod 6, crank handle 7, trolley wire 8.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments, but these embodiments should not be construed as limiting the present invention.

As shown in Figure 1, this embodiment provides a pole-type power transmission line melting short-circuit quick operation device, which includes a short-circuit cable 1, and the two ends of the short-circuit cable 1 are respectively connected to wire hooking mechanisms 2, The wire hooking mechanism 2 includes a fixed clamp block 2a with a hook 2a1 at the upper end, a movable clamp block 2b whose top surface matches the hook 2a1, and a movable clamp block fixing seat 2c, and the movable clamp block fixing seat 2c is installed on In the middle part of the fixed clamping block 2a, the movable clamping block 2b is movably installed in the movable clamping block fixing seat 2c through the up and down moving mechanism 3, and the short-circuit cable 1 is connected with the lower end of the fixed clamping block 2a . The fast wiring of the short-circuit cable 1 is realized by the wire hooking mechanisms 2 respectively added at both ends of the short-circuit cable 1, and the structure is simple and easy to use; at the same time, the rapid operation device can be used according to different diameters of overhead lines 8 , to adjust the position of the movable clamping block 2b in the movable clamping block fixing seat 2c, so as to be suitable for overhead lines 8 of different diameters. The short-circuit cable 1 is installed on the lower end of the fixing clip 2a through the crimping nose 4 . Of course, other connection methods can also be used.

The above-mentioned up and down moving mechanism 3 includes a screw rod 3a, the upper end of the screw rod 3a is connected to the bottom surface of the movable clamp block 2b, and the lower end of the screw rod 3a is movably inserted in the fixed seat 2c of the movable clamp block through threads. Certainly, also can adopt the up and down movement mechanism of other structure, as spring mechanism and sliding mechanism etc. The screw rod 3a runs through the movable clamp block fixing seat 2c, and the lower end of the screw rod 3a is provided with a connecting fitting 5 for connecting with the operating rod 6, and the connecting fitting 5 includes a rotating block 5a and a block sleeve cooperating with each other. cylinder 5b, the rotating block 5a is set at the lower end of the screw rod 3a, the upper end of the block sleeve 5b is set on the rotating block 5a, and the lower end of the block sleeve 5b is provided with a screw hole for connecting the operating rod 6 5b1. The ground operation of the rapid operation device can be realized through the additional connecting fittings 5, without the need for operators to work at high altitudes, which ensures the personal safety of the operators.

When the quick working device is used in conjunction with the operating rod 6, a handle 7 can also be added at the lower end of the operating rod 6 to facilitate the rotation of the operating rod 6, further simplifying the operation of the operator.

Working process of the present invention is as follows:

First, insert the upper end of the operating rod 6 into the lower end of the block sleeve 5b and fix it with screws; then, set the upper end of the block sleeve 5b on the rotating block 5a; then, through the operating rod 6. Hook this quick operation device on the overhead wire 8; finally, by turning the operating lever 6, the movable clamp block 2b clamps the overhead wire 8 to the hook 2a1 and the movable clamp at the upper end of the fixed clamp block 2a between block 2b.

The present invention realizes the fast wiring of the short-circuit cable 1 through the wire hooking mechanism 2 respectively added at both ends of the short-circuit cable 1, and has a simple structure and is easy to use; , adjust the position of the movable clamp block 2b in the fixed seat 2c of the movable clamp block, so as to be suitable for overhead lines 8 of different diameters; the ground operation of the rapid operation device can be realized through the additional connecting fittings 5 without operation Personnel work at heights, ensuring the personal safety of the operators.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection of the present invention. within range.

Claims (4)

1. A strut-type power transmission line melting and short-circuiting quick operation device, including a short-circuit cable, characterized in that, the two ends of the short-circuit cable are respectively connected to a wire hooking mechanism, and the wire hooking mechanism includes A fixed clip with a hook on the upper end, a movable clip that matches the hook on the top surface, and a movable clip fixing seat, the movable clip fixing seat is installed on the fixed clip, and the movable clip is passed up and down The moving mechanism is movably installed in the fixed seat of the movable clip, and the short-circuit cable is connected with the lower end of the fixed clip. 2. According to claim 1, the pole-type power transmission line melting and short-circuiting quick operation device is characterized in that, the up and down movement mechanism comprises a screw rod, and the upper end of the screw rod is connected with the bottom surface of the movable clamping block, and the The lower end of the screw rod is movably inserted in the fixed seat of the movable clamping block through threads. 3. According to claim 2, the pole-type power transmission line melting and short-circuiting quick operation device is characterized in that, the screw rod runs through the fixed seat of the movable clamping block, and the lower end of the screw rod is provided for connecting with the operating rod. The connecting hardware includes a rotating block and a square sleeve that cooperate with each other. The lower end of the barrel is provided with a screw hole for connecting the operating rod. 4. According to claim 1, 2 or 3, the pole-type power transmission line melting short-circuit quick operation device is characterized in that the short-circuit cable is installed at the lower end of the fixing clamp block through a crimping nose.

Images