Live replacement method for static contact of 220 kV flexible busbar
A live replacement, 220kv technology, applied in electrical components, switchgear and other directions, can solve problems such as increasing the risk of safety risks for operators, affecting the reliability of safe power supply of the system, and inability of maintenance personnel to overhaul operations. Social and economic benefits, the effect of promoting scientific and technological progress
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[0047] The specific embodiment of the present invention will be further described below in conjunction with accompanying drawing:
[0048] See figure 1 , figure 2 , is a schematic diagram of the structure of the working state of the embodiment of the insulating herringbone ladder of the present invention, including a ladder head 1 and two ladder bodies 2 composed of ladder columns 3 and ladder steps 4, and the length of the ladder columns 3 is 10.5-12.5 meters; the ladder head 1 is two There are lifting lugs 5 at the ends respectively, and two insulating control ropes 6 are fastened on each lifting lug 5, and the locking tackle 7 is hung on one of the lifting lugs 5, and an insulating protection rope 8 is worn on the pulley of the locking tackle; The side ladder body is provided with a wire fixing arm 9, and the wire fixing arm 9 is 1.6-0.8m away from the ladder head; three distance control ropes 10 are arranged between the two ladder bodies 2 from top to bottom; Each two o...
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