Device for assisting old people in sitting up through gravity center change and use method of device

Abstract

The invention relates to a device for assisting old people in sitting up through gravity center change and a use method of the device. The device comprises a chair frame, a cushion assembly, a leg backrest and an upper backrest assembly, wherein handrails are arranged on the two sides of the top of the chair frame; the cushion assembly is composed of a cushion and a cushion auxiliary air spring; the rear end of the cushion is hinged to the chair frame; the two ends of the cushion auxiliary air spring are hinged to the bottom of the cushion and the rear side of the chair frame respectively; the top end of the leg backrest is hinged to the front end of the cushion; the upper backrest assembly is composed of an upper backrest and an upper backrest auxiliary air spring; the upper backrest and the chair frame are to hinged the rear portion of the cushion, and the bottom end of the upper backrest extends downwards to the position below the cushion and is hinged to the leg backrest through a connecting rod; and the two ends of the upper backrest auxiliary air spring are hinged with the back part of the upper backrest and the rear side of the chair frame respectively. Compared with the prior art, the sitting posture, the standing posture and the lying posture can be freely switched, and great benefits are brought to the later life of the old people.

Description

technical field [0001] The invention relates to an assisting device for the elderly to sit up, in particular to a device for assisting the elderly to sit up by changing the center of gravity and a use method thereof. Background technique [0002] At present, there are many auxiliary products on the market to help the elderly in view of the difficulty in sitting up for the elderly. But existing auxiliary standing chairs mostly adopt electric push rod, hydraulic push rod to promote the modes such as base plate rise to help old people sit up. [0003] For example, the most common electric chair for the elderly currently on the market, the seat controls the electric push rod mechanism through the remote control, and the seat surface rises under the action of the push rod to complete the process of the elderly from sitting to standing. Similarly, when sitting down, the electric push rod goes down, driving the elderly to sit down easily. For the elderly with visual impairment, i...

AI Technical Summary

Problems solved by technology

Although this device has fewer corresponding disadvantages than electric lift chairs, due to the concept of cumulative error, this device has very high requirements for the accuracy of parts

Therefore, this device has not been popularized on a large scale in the market

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