Auxiliary stair climbing device

Abstract

The invention discloses an auxiliary stair climbing device, and belongs to the field of auxiliary devices. The auxiliary stair climbing device comprises a shell, an upstairs constraint part and a downstairs control part, wherein a transmission shaft is arranged in the shell through a first bearing pack; a ratchet wheel, and a gear matched with a rack at the top of a guide rail are arranged on thetransmission shaft; a dismounting part is mounted on the first side wall of the shell; a second bearing matched with the bottom of the guide rail is installed on the inner side wall of the dismountingpart and the inner side wall of the second side wall of the shell; the second side wall is opposite to the first side wall, and the rotating plane of the second bearing is parallel to the rotating plane of the gear and the ratchet wheel; the upstairs constraint part comprises a first movable rod penetrating through the third side wall of the shell and capable of doing linear motion; the third side wall is adjacent to the first side wall; one end of the first movable rod is an inclined surface matched with the ratchet wheel; a first bulge is arranged on the first movable rod positioned in theshell; a first spring is arranged on the first movable rod between the first bulge and the third side wall; and a handle part extending outwards towards the second side wall is arranged outside the shell.

Description

technical field [0001] The invention relates to the field of auxiliary devices, in particular to an auxiliary device for climbing stairs. Background technique [0002] At present, my country's population aging situation is severe, and most old communities do not have elevators installed. [0003] For some elderly people who live in these old communities with insufficient lower limb strength and fair arm strength, they can barely complete the walk down the stairs independently, but they seem powerless to go up the stairs independently. Contents of the invention [0004] In view of the above-mentioned shortcomings in the prior art, the present invention aims to provide an auxiliary stair-climbing device capable of assisting the elderly with insufficient lower limb strength and fair arm strength to go upstairs. [0005] In order to achieve the purpose of above-mentioned invention creation, the technical scheme that the present invention adopts is: [0006] An auxiliary stai...

AI Technical Summary

Problems solved by technology

[0003] For some elderly people who live in these old communities with insufficient lower limb strength and fair arm strength, they can barely complete the walk down the stairs independently, but it seems powerless to go up the stairs independently.

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