Portable teaching desk

Abstract

The invention discloses a portable teaching desk. Lifting supports are hinged to two sides of a desk top, the desk top can be turned to adjust an inclination angle. The bottom of the desk top is fixedly connected with an electric appliance box, the end of a gooseneck is fixedly connected with a projector body, a video output interface is electrically connected to the project body through a video cable, and the projection direction of the project body faces the desk top. A placement platform is arranged between two lifting supports and located under the desk top, and the upper surface of the placement platform is downward sunken to form a placement groove. Multiple loudspeakers are arranged on the side faces of two ends of the desk top in length direction and are serially connected to a loudspeaker box in a classroom to synchronously produce sound. The bottoms of the lifting supports are provided with multiple self-locking universal wheels. The portable teaching desk can make students sitting in back rows or having poor vision see contents shown by using the projector in the classroom and clearly listen the sound of teachers and improves the teaching quality of the teachers and thelearning quality of the students.

Description

technical field [0001] The invention relates to teaching equipment, in particular to a portable teaching desk. Background technique [0002] At present, many colleges and universities have large classrooms that can accommodate hundreds of people. Teachers can teach more students in one class. It is difficult for students sitting in the back row or those with poor eyesight to see clearly what the teacher uses the projector to project near the blackboard. In addition, because the classroom is too large, students sitting in the back row cannot hear the teacher clearly Using the content of the microphone will cause students to be unable to understand the content of the class, and over time they will become tired of learning. Contents of the invention [0003] The purpose of the present invention is to provide a portable teaching desk, which can enable students sitting in the back row or with poor eyesight to see clearly the content displayed by the projection in the classroom...

AI Technical Summary

Problems solved by technology

[0002] At present, many colleges and universities have large classrooms that can accommodate hundreds of people. Teachers can teach more students in one class. It is difficult for students sitting in the back row or those with poor eyesight to see clearly what the teacher uses the projector to project near the blackboard. In addition, because the classroom is too large, students sitting in the back row cannot hear the teacher clearly Using the content of the microphone will cause students to be unable to understand the content of the class, and over time they will become tired of learning

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