Ladder special for overhauling

The utility model relates to a ladder special for overhauling. The ladder consists of a main ladder frame, positioning frames and a bottom corner pressure plate, and is characterized in that: two positioning frames are fixedly connected with ladder pipes on both sides of the main ladder frame in a l...

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Bibliographic Details
Main Authors ZHANG WEIPING, WANG QINGHAI, ZHANG ZHENG, ZHANG HAO, LI DONGYOU, YANG GUANGCHENG, JIANG CHAO, GUO XIUSHENG
Format Patent
LanguageChinese
English
Published 04.07.2012
Subjects
DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL
FIXED CONSTRUCTIONS
LADDERS
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Summary:The utility model relates to a ladder special for overhauling. The ladder consists of a main ladder frame, positioning frames and a bottom corner pressure plate, and is characterized in that: two positioning frames are fixedly connected with ladder pipes on both sides of the main ladder frame in a lower direction respectively; and the lower end of the main ladder frame is fixedly connected with the bottom corner pressure plate. The ladder has the advantages of firm connection, reliable connection with a switching mechanism, high stability after fixing, small size, light weight, easiness for operating, simple structure, short connecting time and convenience for binding a safety belt. The problem that a safety belt for working personnel cannot be hung during operation is solved, the situation of low-altitude suspension for high-altitude use and high-altitude falling accidents are prevented, and the operation safety of overhauling personnel is enhanced; and the problems of high workload and high risk of a step l
Bibliography:Application Number: CN20112387986U