Stair climbing wheelchair for disabled people

Abstract

The invention discloses a stair climbing wheelchair for disabled people and an automatic stair climbing method thereof. The stair climbing wheelchair comprises a supporting plate, a balancing device fixedly arranged on the upper end face of the supporting plate, two supporting columns fixedly arranged on the lower end face of the supporting plate, a cross beam fixedly arranged below the two supporting columns, a placement cavity fixedly formed in the cross beam, a rotating shaft rotationally arranged in the placement cavity and gear device assemblies symmetrically arranged on the two rotatingshafts, wherein each gear assembly comprises stair climbing devices symmetrically arranged at the two ends of the rotating shaft and anti-skid devices arranged on the inner sides of the stair climbingdevices. By arranging a displacement sensor, a worm and other devices, the angle of a seat can be automatically adjusted when the wheelchair climbs stairs, and the seat and the ground are kept horizontal.

Description

technical field [0001] The invention belongs to the medical field, in particular to a stair-climbing wheelchair for disabled persons. Background technique [0002] Wheelchairs are an important tool for rehabilitation. Wheelchairs are not only a means of transportation for physically disabled and handicapped people, but more importantly, they enable them to perform physical exercises and participate in social activities with the help of wheelchairs. However, with the development of the times, more and more Too many stairs and ramps are used on major traffic roads, making it difficult for wheelchair users to move on such roads. Contents of the invention [0003] In order to overcome the deficiencies of the prior art, the present invention provides a stair-climbing wheelchair for disabled persons who can pass smoothly by means of the present invention when passing stairs or slopes while keeping the center of gravity and the ground level. [0004] In order to achieve the abov...

AI Technical Summary

Problems solved by technology

[0002] Wheelchairs are an important tool for rehabilitation. Wheelchairs are not only a means of transportation for physically disabled and handicapped people, but more importantly, they enable them to perform physical exercises and participate in social activities with the help of wheelchairs. However, with the development of the times, more and more Too many stairs and ramps are used on major traffic roads, making it difficult for wheelchair users to move on such roads

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