Gas spring type semi-automatic sitting-and-lying type multifunctional wheelchair

Abstract

The invention relates to the technical field of wheelchairs, in particular to a gas spring type semi-automatic sitting-and-lying type multifunctional wheelchair. The gas spring type semi-automatic sitting-and-lying type multifunctional wheelchair comprises a bracket, wherein the front end of the bottom of the bracket is provided with front universal wheels, and the rear end of the bottom of the bracket is provided with rear wheels; the rear end of the top of the bracket is provided with a backrest, and the upper portion and lower portion of the back face of the backrest are provided with a backrest upper bracket and a backrest lower bracket respectively; an adjustable headrest is arranged on the backrest upper bracket; backrest gas springs are arranged on the backrest upper bracket and thebackrest lower bracket; the bottom ends of the backrest gas springs are hinged to the rear end of the top of a vehicle frame; and both sides of the lower portion of the front surface of the backrestare provided with adjustable hand guards. The gas spring type semi-automatic sitting-and-lying type multifunctional wheelchair has the advantages that the backrest gas spring and a linkage lever structure are adopted, the use is convenient, the adjustment is fast, and the stretching and retracting adjustment can be achieved through a linkage lever; it is quickly achieved that the wheelchair adaptsto the length change of feet when sitting posture, knee bending, lying and elongation are carried out, thereby greatly providing convenience for a user to use the wheelchair.

Description

【Technical Field】 [0001] The invention relates to the technical field of wheelchairs, in particular to a gas spring type semi-automatic sitting and reclining multifunctional wheelchair. 【Background technique】 [0002] Wheelchair is an important tool for rehabilitation. It is not only a means of transportation for the physically disabled and people with limited mobility, but more importantly, it enables them to use the wheelchair to exercise and participate in social activities. Ordinary wheelchairs are generally composed of four parts: a wheelchair frame, wheels, brakes and a seat. On the basis of ordinary wheelchairs, hand-cranked wheelchairs are equipped with hand-cranked devices. Traditional wheelchairs have the following problems: the traditional wheelchairs are not equipped with linkage levers and backrest gas springs on the frame, resulting in the inability of telescopic adjustment of the pedal frame, thus unable to achieve changes in sitting posture, bending and lying dow...

AI Technical Summary

Problems solved by technology

Traditional wheelchairs have the following problems: traditional wheelchairs are not equipped with linkage levers and backrest gas springs on the frame, so that the pedal frame cannot be stretched and adjusted, so that the changes in sitting posture, kneeling and flat lying cannot be realized, and the feet cannot be adapted. change in length

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