Matching device for improving performance of paying-off tackle of power transmission line

A technology for pay-off pulleys and power transmission lines, applied in the direction of overhead lines/cable equipment, etc., can solve problems such as failure, reduce construction efficiency, and large cut-in angle, and achieve the effect of improving the level of mechanization, improving work efficiency, and increasing passability.

Active Publication Date: 2022-03-15
TIANJIN ELECTRIC POWER TRANSMISSION & TRANSFORMATION ENG CORP +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] During the deployment of the ground wire, when the traditional walking board passes through the block, the angle of cut is relatively large, and it is "hard" to pass through. When the block returns to its position, there will be severe vibrations, and the heavy hammer at the tail will easily cause permanent damage to the block. As a result, the block is damaged, and the construction personnel can only replace it, which greatly reduces the construction efficiency, not only delays the construction period, wastes manpower, but also increases the safety risk when high-altitude personnel replace the block
In low temperature environments, such as in winter, the pulleys are prone to embrittlement. During the process of wire deployment, the pulleys are more likely to be damaged, malfunctioned, stuck, etc., and the entire section is shut down, and only construction personnel can replace them. , which greatly reduces the construction efficiency, not only delays the construction period, wastes manpower, but also increases the safety risk when high-altitude personnel replace the tackle

Method used

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  • Matching device for improving performance of paying-off tackle of power transmission line
  • Matching device for improving performance of paying-off tackle of power transmission line
  • Matching device for improving performance of paying-off tackle of power transmission line

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Embodiment Construction

[0029] The present invention will be further described in detail below through the specific examples, the following examples are only descriptive, not restrictive, and cannot limit the protection scope of the present invention with this.

[0030] A supporting device for improving the performance of a wire pay-off block of a power transmission line.

[0031] The running board unit includes the running board 2, and both sides of the hanging point at the front end of the running board are provided with grooved guide wheels 3, so that the grooved guide wheels and the sheave of the tackle form rolling friction after the defense line running board contacts the tackle, effectively controlling The tackle swings, which is convenient for guiding the board into the groove; a number of rolling wheels 4 are arranged side by side under the board, and the rolling wheels form rolling friction with the sheave of the tackle, which increases the passability of the board when passing over the tack...

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PUM

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Abstract

The invention relates to a matching device for improving the performance of a power transmission line paying-off tackle, which comprises a walking board unit, a hinge unit and an electric line lifting unit, and is characterized in that the walking board unit comprises a walking board. The power transmission line paying-off tackle is scientific and reasonable in design, emergency situations such as tackle damage and brake failure are effectively prevented, the performance of the power transmission line paying-off tackle is improved, and it is guaranteed that stringing construction is safely, efficiently and smoothly completed.

Description

technical field [0001] The invention belongs to the technical field of stringing construction of power transmission line engineering, and relates to a pay-off tackle, in particular to a supporting device for improving the performance of the pay-off tackle of a power transmission line. Background technique [0002] During the deployment of the ground wire, when the traditional walking board passes through the block, the angle of cut is relatively large, and it is "hard" to pass through. When the block returns to its position, there will be severe vibrations, and the heavy hammer at the tail will easily cause permanent damage to the block. As a result, the block is damaged, and the construction personnel can only replace it, which greatly reduces the construction efficiency, not only delays the construction period, wastes labor, but also increases the safety risk when personnel at high altitude replace the block. In low temperature environments, such as in winter, the pulleys ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H02G1/02
CPCH02G1/02
Inventor 张国苹孙毅郭斌范锴陈义通周云李响徐伟杰饶友平曹正左韬
Owner TIANJIN ELECTRIC POWER TRANSMISSION & TRANSFORMATION ENG CORP
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