Cross-shaped linking plate for ultra-high voltage (UHV) transmission line

A transmission line, cross-shaped technology, applied in the direction of the suspension device of the cable, etc., can solve the problems of shortening the length of the hardware string and unbalanced force, and achieve the effect of improving the distribution of the electric field, lowering the use cost and reducing the investment.

Active Publication Date: 2012-10-03
CHINA ELECTRIC POWER RES INST +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The purpose of the present invention is to provide a cross-shaped connecting plate for 1000kV UHV transmission lines, which solves the unbalanced force of the connecting plate used in UHV transmission lines when it bears the weight of the conductors and the horizontal wind force under the premise of ensu

Method used

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  • Cross-shaped linking plate for ultra-high voltage (UHV) transmission line
  • Cross-shaped linking plate for ultra-high voltage (UHV) transmission line
  • Cross-shaped linking plate for ultra-high voltage (UHV) transmission line

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Embodiment Construction

[0044] Below in conjunction with example the present invention is described in detail.

[0045] The cross-shaped connecting plate structure developed by the patent of the present invention is quite different from the split-type hanging connecting plate used on the current transmission line. The hanging holes 5 are evenly distributed on the large plate 1. There are two connection holes between the insulator string and the hanging connecting plate, which are respectively located at the two ends of the small plate 2 . Compared with the common eight-split suspension connecting board, the hanging hole 6 of the insulator in the cross connecting board is located inside the wire splitting circle, and the connecting line of the two hanging string holes 6 is parallel to the wire.

[0046] The cross joint plate structure developed by the patent of the present invention, its main part-two joint plates of large and small sizes are connected vertically by bolts, that is, the two joint plates

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Abstract

The invention provides a cross-shaped linking plate for an ultra-high voltage (UHV) transmission line, belonging to the technical field of electric power fittings. The cross-shaped linking plate is applied to 1000kv UHV transmission line, so that the unbalanced stress of the linking plate for the UHV transmission line is solved in the process of bearing the lead weight and the horizontal wind force, and simultaneously, the power field distribution of a first insulator is improved by using the own shield function of eight branch leads, the length of the fittings string is shortened by about 1m, and the height of a dual-loop iron tower can be reduced by about 3m. The linking plate comprises a big plate and a small plate which are distributed in a cross form; four right angles of the cross-shaped linking plate are fastened through an angle iron and a bolt; hanging holes of eight suspending wire clips are evenly distributed in the big plate; two connecting holes of an insulator string and the suspended linking plate are arranged, and are located at both ends of the small plate respectively; the hanging holes of the insulator in the cross-shaped linking plate are located at the inner part of a lead cracking circle; and two hanging hole connecting lines are parallel to the lead. According to the cross-shaped linking plate, the structure is simple, the performance is stable, the investment can be reduced obviously and the economical benefit is remarkable.

Description

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Claims

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Application Information

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Owner CHINA ELECTRIC POWER RES INST
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