Non-drowsy sitting posture correcting desk and chair

Abstract

The invention relates to a non-drowsy sitting posture correcting desk-chair. The desk-chair comprises a desk and a chair which correspond to each other, wherein the chair comprises a base, a frame, a hip chair surface, a leg chair surface, a chair back, supporting frames and an air cylinder; the frame is vertically fixed on the base; the chair back is fixed at the top end of the frame; a first supporting column is fixed on each of two sides of the hip chair surface; a second supporting column is fixed on each of two sides of the leg chair surface; one end of each first supporting column is movably connected with the middle of the frame through a hinge A; the other end of each first supporting column is movably connected with one end of the corresponding second supporting column through a hinge B; the supporting frames are arranged among the first supporting columns, the second supporting columns and the frame; the air cylinder is connected with the supporting frames. The non-drowsy sitting posture correcting desk-chair has the effects of sitting posture correcting and shortsightedness preventing, and can realize purposes of preventing drowsiness, vivifying classroom climate and improving the teaching quality when being applied to classrooms.

Description

technical field [0001] The invention relates to the field of teaching equipment, in particular to a desk and chair for preventing drowsiness and correcting sitting posture. Background technique [0002] In the teaching process, how to improve the teaching quality in the classroom is an urgent problem to be solved, and preventing students from dozing off in the classroom is the key to solving the problem. The commonly used method in the past is that the teacher reminds the students who are dozing off in class to solve the problem, but this method has many disadvantages. First of all, teachers have to disperse their attention during the teaching process to prevent students from falling asleep, which will directly reduce the quality of classroom teaching. Secondly, for the students who are reminded, on the one hand, this will dampen the students' self-esteem, and on the other hand, it will also increase the students' resistance to the classroom, which is counterproductive. ...

AI Technical Summary

Problems solved by technology

This method of artificially using guardrails to force students to maintain an anti-myopia sitting posture is good from a starting point, but each child's height is different. If they are not tall, the best line of sight is easily blocked by the guardrails. If you do this , the child's vision will be affected after a long time

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