Acoustic image device for teaching

Abstract

The invention discloses an acoustic image device for teaching, which comprises protective baffle plates, an acoustic image assembly machine body, a drawer, a drawer handle, a base and an electricity connection protective cover, wherein the base is a cuboid, and the top end of the base is locked and connected with the acoustic image assembly machine body; the number of the protective baffle platesis three, and the protective baffle plates are vertically adhered to the front, rear and right sides of the top end of the acoustic image assembly machine body; the acoustic image assembly machine body is a cuboid, the upper side of the front end is inlaid and buckled with the drawer, and the lower left corner of the front end is inlaid and buckled with the electricity connection protective cover;and the drawer is a cuboid, and the middle part of the front end is welded with the drawer handle. Thus, when a user uses the acoustic image device, the electrified operation of the device, the turning-on of sound equipment and the turning-on of projection can be controlled by means of a switch pull plate arranged on the device integrally, and the device can be turned off by using one key, so that the device can be turned on and off more conveniently when in use, thereby being more convenient to use.

Description

technical field [0001] The invention is an audio-visual device for teaching, which belongs to the field of audio-visual devices for teaching. Background technique [0002] Teaching device refers to the equipment used to facilitate teaching in teaching activities. [0003] The hardware facilities in the teaching device often include: the size of the school, the number of classrooms, the size of the playground, the size of the activity center, whether the machinery, simple medical equipment, and sports equipment are complete. Hardware facilities are closely related to the teaching scale of the school. [0004] The software facilities in the teaching device often include: whether the teaching staff is strong, whether the logistics service is satisfactory, whether the teaching management is strict and standardized, whether the living accommodation is warm, whether the school teaching environment is reasonable, etc. The software facilities in the teaching facilities have a very...

AI Technical Summary

Problems solved by technology

[0007] Aiming at the deficiencies in the prior art, the object of the present invention is to provide a teaching audio-visual device, to solve the problem of using the prior art, for the protection of the audio-visual device, it is necessary to manually switch the audio-visual device protection one by one, Causes the operation of the audio-visual device to be more cumbersome and inconvenient

Images