Self-driving wheelchair capable of going upstairs and downstairs

Abstract

The invention relates to a self-driving wheelchair capable of going upstairs and downstairs. The self-driving wheelchair comprises a seat rack, a backrest rack and a base plate and is characterized inthat the seat rack and the backrest rack are integrally hinged to each other through hinge parts, the lower portion of the backrest rack is horizontally provided with two armrest fixing seats, a transverse fixing rod is fixed between the two armrest fixing seats, each of the two armrest fixing seats is provided with an armrest rack fixing shaft, a sleeve sleeves each armrest rack fixing shaft andis connected with an armrest rack, each of the two armrest fixing seats is provided with an armrest rack retaining piece, each sleeve is provided with a stop pin, a positioning nut is mounted on eacharmrest rack fixing shaft, and an armrest is arranged on each armrest rack. The self-driving wheelchair is suitable for being used by elder people unable to move freely and disabled people, scientific and reasonable in design, stable in operation, convenient to operate, safe and reliable.

Description

technical field [0001] The invention belongs to the technical field of wheelchairs, in particular to a foldable electric wheelchair. Background technique [0002] Most of the buildings in the existing old communities in our country are mainly 6 plus 1 slab buildings. Most of them do not have elevators. Basically, stairs are used as the main passage for going up and down. For young people, it is nothing to worry about. You can exercise by climbing stairs, but for older people, going up and down stairs is a matter of course. Usually, climbing stairs once is exhausting, especially for some disabled people and those with limited mobility. For many people, going up and down stairs has become a headache. Usually, young people need to go up and down stairs with their backs on their backs, and then take a wheelchair. It is okay when there are family members, and this problem can be solved. It is basically impossible to go up and down stairs without family members. The special stair...

AI Technical Summary

Problems solved by technology

[0002] Most of the buildings in the existing old communities in our country are mainly 6 plus 1 slab buildings. Most of them do not have elevators. Basically, stairs are used as the main passage for going up and down. For young people, it is nothing to worry about. You can exercise by climbing stairs, but for older people, going up and down stairs is a matter of course. Usually, climbing stairs once is exhausting, especially for some disabled people and those with limited mobility. For many people, going up and down the stairs has become a headache. Usually, young people need to go up and down the stairs with their backs on their backs, and then take a wheelchair. It is okay when there are family members, and this problem can be solved. It is basically impossible to go up and down the stairs without family members.

The special stair-climbing wheelchairs sold on the existing market are a combination of a special fixed-length crawler-type stair-climbing chassis and an existing person pushing a double-wheeled wheelchair, which basically solves the difficult problem of stair-climbing, but it is inconvenient to operate. Defects such as unstable building process

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