vision training device

Abstract

The invention provides a vision training device. The device comprises a main supporting plate and a protective cover which are arranged in parallel and separated by a supporting column, wherein the main supporting plate is provided with a fixed plate mounting groove, a first axial hole, a second axial hole and a coupler hole; the protective cover is provided with a third axial hole, a fourth axial hole, a fifth axial hole, a left vision hole and a right vision hole; a driving wheel and a coupler are arranged on a driving shaft in a sleeving manner between the main supporting plate and the protective cover; driven wheels are arranged on two driven shafts in a sleeving manner; the coupler is connected with a step motor which is fixed outside the main supporting plate through the coupler hole; the driving wheel and the driven wheel are connected and are transmitted by virtue of a synchronous belt; two mirror plates are respectively fixed on the two driven shafts close to the inner side of the protective cover, and at least three groups of training lenses are provided to eyes of a trainee by synchronously rotating the mirror plates through the left and right vision holes; a tensioning wheel fixing plate is arranged on the inner side of the main supporting plate through the fixed plate mounting groove and at least two pairs of screws and nuts; and the tensioning wheel is arranged on the tensioning wheel fixing plate through a tensioning wheel shaft and is used for tensioning the synchronous belt. The vision training device can be used for eye training of children and asthenopia alleviating of adults.

Description

technical field [0001] The invention relates to the technical field of human vision training, in particular, the invention relates to a vision training device, which can be used to exercise eyes of myopic children or reduce visual fatigue of adults. Background technique [0002] With the development of society, electronic products are increasingly popular, and electronic devices such as mobile phones and computers are used more and more frequently in people's daily work and life. Especially for children and adolescents, the myopia rate of children and adolescents is increasing year by year due to failure to maintain good reading and viewing habits in learning and after-school entertainment activities. The reason is that when people use mobile phones, computers and other electronic devices, the eyeballs will look directly at the screen for a long time, which will cause excessive fatigue to the ciliary muscles of the eyeballs, which will gradually lose their proper elasticity ...

AI Technical Summary

Problems solved by technology

However, the current equipment or devices are expensive on the one hand, making it difficult for ordinary consumers to accept; on the other hand, these equipment or devices lack authoritative eye protection theoretical support, and the effects of training and care are uneven, making it difficult for consumers to persist in training.

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