Retractable rotating combination discussion table and chairs

Abstract

The invention discloses a telescopic rotary combined type desk and chair assembly for discussion and belongs to the technical field of mechanical devices used in classrooms. According to the telescopic rotary combined type desk and chair assembly for discussion, free rotation of a desk and a chair is achieved. The telescopic rotary combined type desk and chair assembly for discussion comprises a chair, a desk, a connecting rod and a base plate, wherein the chair comprises a chair back, a seat, a chair frame and universal wheels A, the chair back and the seat are of an integral structure, the seat and the chair frame are connected through a sliding rail to form a sliding pair, the universal wheels A arranged at the four corners of the bottom end of the chair frame are in contact with the ground, the desk comprises a desktop, a desk frame, a lifting adjustment mechanism and universal wheels B, the universal wheels B are arranged on the desktop at the bottom end of the desk frame, the desktop is connected with the desk frame through the lifting adjustment mechanism, polished shafts are fixed to the two ends of the lower surface of the desktop respectively, the polished shafts are matched with linear bearings fixed to the lifting adjustment mechanism, the chair frame and the desk frame are connected through the connecting rod, the chair frame is connected with the base plate through a bearing, and the base plate is fixed to the ground through screws. According to the telescopic rotary combined type desk and chair assembly for discussion, the whole assembly can rotate freely within the range of 360 degrees, and combination and splicing of the desk and the adjacent chair are achieved.

Description

technical field [0001] The invention belongs to the technical field of classroom mechanical equipment, and in particular relates to a retractable rotating combined discussion table and chair which is convenient for students to discuss and study. Background technique [0002] With the continuous improvement of national education policies, the reform and research of educational concepts and teaching methods have been paid more and more attention. Various inquiry-based and group-discussed teaching methods have been highly praised by teachers and students. Class discussion is a teaching method to stimulate students' interest in learning and cultivate students' team awareness. At present, the existing classroom desks and chairs are fixed in position and used in a single way, which is inconvenient for students to discuss and study. Contents of the invention [0003] The purpose of the present invention is to propose a retractable rotating combination discussion table and chair,...

AI Technical Summary

Problems solved by technology

At present, the existing classroom tables and chairs are fixed in position and used in a single way, which is inconvenient for students to discuss and study

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