Anti-myopia intelligent student chair

Abstract

The invention discloses a shortsightedness-prevention intelligent student chair which comprises a supporting frame and a chair base. The shortsightedness-prevention intelligent student chair is characterized in that the supporting frame is formed by two U-shaped frames connected into a whole, a backrest face is hinged to the rear end of the chair base, the adjustable included angle between the backrest face and the chair base ranges from 90 degrees to 135 degrees, a seat is arranged on the chair base in a front-back sliding mode, guide rails are fixedly arranged on the bottom face of the seat, locking screws are fixed on the chair base, and the locking screws are in sliding fit with bar-shaped grooves in the guide rails. The shortsightedness-prevention intelligent student chair can effectively prevent and correct certain bad habits of children in study and can effectively prevent shortsightedness and humpbacks.

Description

technical field [0001] The invention relates to the field of chairs for students and children, in particular to intelligent student chairs for preventing myopia. Background technique [0002] In recent years, with the acceleration of social modernization, the incidence of myopia has been increasing, and myopia has become one of the eye diseases with the highest incidence in the world today. At present, the number of people wearing glasses in China has exceeded 300 million, and myopia patients in China account for 33% of the world, which is 10% higher than the world average. The myopia rate of Chinese teenagers ranks second in the world. It was learned on June 4, 2012 that according to a recent survey by the National Bureau of Statistics, the current situation of poor eyesight among Chinese students is worrying. The proportion of myopia in elementary schools is 34%-61%, that in junior high schools is 68%, and that in key high schools is about 90%. There are even fewer c...

AI Technical Summary

Problems solved by technology

[0004] The disadvantage of ordinary chairs is that many parents think that children's bad sitting posture is caused by fatigue, but few people know that the bad sitting posture is actually caused by the unreasonable structure of the chair. The structure of ordinary chairs is basically "h" type (Facing the right-angle type), the weight of the human body is mainly borne by the buttocks and thighs when sitting. When studying or working, the angle between the upper body and the thighs is generally less than 90 degrees, and the upper body is in a "c" shape. This sitting posture will naturally Make people's spine bend, increase the burden on legs, waist, and temples, and cause back pain after sitting for a long time

It can be said that the fatal flaw in the structure of ordinary chairs is the real culprit of myopia and hunchback in children

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