Reversible desk and desk and chair combination thereof

Abstract

The invention discloses a reversible desk and a desk and chair combination thereof. The desk comprises desk legs, a drawer and a desktop. The desk legs are connected to two sides of the drawer througha four-bar mechanism composed of a first fixed plate, a first connecting bar, a second connecting bar and a third connecting bar. The first fixing plate is provided with a first sliding slot, the first connecting bar is provided with a first stop pin, and a limit block is arranged on the first fixing plate below the third connecting bar. The drawer is fixed on the second connecting bar, and the second connecting bar is provided with a limiting port. The first connecting bar is provided with a locking device, the first fixed plate is provided with a locking port, and the drawer is connected with the desk legs through the four-bar mechanism, so that the desktop can swing with the four-bar mechanism to achieve inclination and horizontal adjustment of the desktop. When the desktop is adjustedto the inclination state, primary and secondary school students can sit on the seat, sleep on the back or lie on the desktop, and the desk can be matched with a mattress in use. The problem of discomfort caused by the fact that the primary and secondary school students can only have a nap on the desk by lying on front is solved, and the afternoon nap quality of the primary and secondary school students can be improved.

Description

technical field [0001] The invention relates to the field of daily necessities, in particular to a reversible desk, and also to the combination of the desk and the desk and chair. Background technique [0002] Desks and desks and chairs are essential teaching equipment for schools. Existing traditional desks are generally composed of desktops, table legs and drawers. The desktop is fixed on the table legs, and the desktop cannot be tilted. In primary and secondary schools, students are required to take a lunch break. Generally, students can only lie on the desk with their heads down. Pressing the arm for a lunch break, this brings a lot of discomfort to the body. After a long time, it often causes arm numbness, neck soreness and back pain, especially for students who are too tall or too short, and the discomfort is more serious; in order to To meet the learning comfort of students of different heights, let students have a good posture during lunch break, and increase the co...

AI Technical Summary

Problems solved by technology

[0004] In view of the deficiencies of the above-mentioned prior art, the purpose of the present invention is to provide a reversible desk and its combination with desks and chairs. Uncomfortable problem; another purpose is to prevent primary and middle school students from slipping between desks and desks and chairs when they take a nap

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