Multi-connection strain insulator string maintenance horizontal ladder of extra-high voltage transmission line

The utility model provides a multi-connection strain insulator string maintenance horizontal ladder of an extra-high voltage transmission line, comprising a horizontal guide rod, and a locating lever and a fixing support fixed to two ends of the horizontal guide rod and being perpendicular with the...

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Main Authors LIU YAN, XIAO BIN, TANG PAN, SU ZIMING, NIU BIAO, CAO MINGDE, WU TIAN, LIU KAI, PENG YONG, LI FEIMING, LIU TING, LIANG JIANWEI, LEI XINGLIE
Format Patent
LanguageEnglish
Published 18.02.2015
Subjects
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES
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Summary:The utility model provides a multi-connection strain insulator string maintenance horizontal ladder of an extra-high voltage transmission line, comprising a horizontal guide rod, and a locating lever and a fixing support fixed to two ends of the horizontal guide rod and being perpendicular with the horizontal guide rod; the horizontal guide rod between the locating lever and the fixing support is movably provided with a sliding seat and a limited rod; the horizontal guide rod is composed of a fixing guide rod and a telescopic guide rod embedded in the fixing guide rod and being capable of sliding along an axial direction of the fixing guide rod. The horizontal ladder has the characteristics of simple design and convenient field installation, and effectively increases safety of personnel passing in/ out of a strain insulator string.
Bibliography:Application Number: CN20142627688U