a safety ladder

Abstract

The invention relates to the field of power supply, in particular to a safe climbing ladder which is simple in structure and convenient to carry, assemble and disassemble. Each rod body assembly comprises a base and a ladder rod arranged on the base, wherein the ladder rod is provided with a middle hole, the inner side of the ladder rod is provided with a first sliding groove in the vertical direction, the outer side of the ladder rod is provided with a pair of second sliding grooves which are parallel to each other in the vertical direction, the first sliding groove is located between the second sliding grooves, and the outer side of the ladder rod is evenly provided with a plurality of blocking sheets which are located between the second sliding grooves; each foot fastener assembly comprises a fastener body, a sliding support and V-shaped racks, wherein the bottom of the fastener body is provided with an inserting sheet, the sliding support is in a U shape, the two ends of a U-shaped opening of the sliding support are arranged in the second sliding grooves respectively, the fastener body is connected to the ends of the U-shaped opening of the sliding support, and the inner side of the sliding support is provided with a spherical-hinge base which is located in the first sliding groove. The safe climbing ladder is convenient to machine and reliable in operation.

Description

technical field

[0001] The invention relates to the field of power supply, in particular to safe ladder climbing. Background technique

[0002] At present, the township power supply stations uniformly use repair vehicles for fault repair, and the bamboo ladder used for repair goes with the vehicle. The bamboo ladder is a whole, including a pair of ladder bars and several step bars in the middle of the ladder bars; during the production process, it is processed into Integral form, inconvenient to disassemble. At the same time, the loading and unloading process is cumbersome, and full-time and part-time drivers are unwilling to cooperate, which increases the work difficulty of the maintenance personnel, and there are even accidents of personal injury caused by refusing to bring their own bamboo ladder and borrowing the user's bamboo ladder. Moreover, the action form of climbing the ladder is single. If you do not pay attention, the phenomenon of sliding will easily occur, cau...

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