Desk with eye-protection reading frame capable of automatically adjusting reading distance

Abstract

The invention discloses a desk with an eye-protection reading frame capable of automatically adjusting reading distance. The desk is provided with a flip cover, a power supply key, and the eye-protection reading frame capable of automatically adjusting reading distance is hidden in the desk, and the reading frame comprises a power supply module, a base, a backup plate, a control circuit, an ultrasonic module, a stepping motor, an electric push rod, a motor driving module and the like. According to the desk, the distance and the height difference of a human face can be measured through the ultrasonic module, the height and the angle of the reading frame are automatically controlled, and the effect of protecting eyesight is achieved. And the reading frame can be stored in the desk, and a power supply is turned on when in use, so that space is saved, and use is convenient.

Description

technical field [0001] The invention relates to the field of desks, in particular to a desk with an eye-protecting reading shelf that can automatically adjust the reading distance. Background technique [0002] As people's thirst for knowledge gradually rises, reading has become an essential part of people's lives. With the increasing incidence of myopia, cervical spondylosis, hunchback, scoliosis and other diseases, more and more people pay attention to the importance of correct reading posture. The best field of view depression angle refers to the most relaxed and comfortable viewing angle for people to keep their eyes when writing, reading and working. The best viewing angle is based on the human eye looking straight ahead at 90 degrees and tilting downward at 15-40 degrees. This angle can greatly prolong people's eye use time without feeling tired, and can improve the efficiency of reading. However, traditional desks are usually flat and cannot achieve the best readin...

AI Technical Summary

Problems solved by technology

[0005] In order to overcome the defects of traditional reading racks that need to be manually adjusted to affect the reading experience, not easy to store, and unable to monitor the distance in time, as well as the problems existing in the existing related technologies, the present invention provides an eye-protecting reading rack with automatic adjustment of the reading distance. desk

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