Overhead bridge type myopia prevention frame

Abstract

The invention relates to an overhead bridge type myopia prevention frame. In the prior art, during the use, the current myopia prevention device cannot effective correct the sitting posture during writing, the exercise book on the desk cannot naturally sag, the writing, the carrying and the use are inconvenient, and other problems exist. A purpose of the present invention is to prevent myopia andfurther solve the problems in the prior art. According to the technical scheme, the overhead bridge type myopia prevention frame comprises four parts of a U-shaped clip, an overhead bridge, a combinedstraight-support adjusting device and a lotus-leaf-shaped jaw support. According to the present invention, the overhead bridge type myopia prevention frame is fixed on the edge of the deck and is separated a certain distance from the desk by the U-shaped clip through the overhead bridge, such that the user cannot lean forward, bend from the waist and bend the back so as to correct the sitting posture, and the natural sagging of books and other paper during the writing can be ensured so as not to affect the writing posture even if the paper rolls up; the overhead bridge is arranged on the leftside or the right side of the desk so as to meet different writing habits of left-handed person and right-handed person; the combined straight-support adjusting device is supported above the right end of the overhead bridge, and is freely adjusted back and forth through the rotation of the base; the combined straight-support adjusting device can be freely adjusted up and down according to objectswith different body heights; and the lotus-leaf-shaped jaw support is fixed on the combined straight-support adjusting device, such that the advantages of safety and beautiful lookout are achieved, and the use comfort is improved.

Description

technical field [0001] The invention provides a device installed on a desk in a classroom or at home, which can correct the sitting posture for writing, prevent myopia, and can naturally sag when used, and can be used by objects with different writing habits of left and right hands, and does not block the arms when writing, which is convenient, practical and beautiful . Background technique [0002] Current myopia prevention devices usually take the following methods, one is myopia prevention glasses, eye masks, desk lamps and eye protection devices; The fourth is eye drops to prevent myopia; the fifth is tea, fruit juice and other drinks to prevent myopia; the sixth is a frame to prevent myopia. The above methods of preventing myopia all have disadvantages, and have not achieved the desired effect. For example, the bulletin number is CN200962979 patent, which adopts a neck support type posture correction and anti-myopia support, the upper end of the telescopic rod is con...

AI Technical Summary

Problems solved by technology

There is no system to solve the problems of keeping a reasonable distance between the user's chest and the edge of the table, the mandible and the table, and the natural drooping of the book when writing, which is easy to carry.

The invention provides a flyover-type myopia prevention stand, which not only ensures that students can take the correct sitting posture for writing to achieve the purpose of preventing myopia, but also solves the problem of books drooping naturally when writing, and is beautiful

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