Multimedia platform for teaching

Abstract

The invention provides a multimedia platform for teaching. The multimedia platform comprises a box body, a projection device and a lifting module, wherein the projection device comprises a mounting frame which is mounted on the box body through a rotating block, and screw rods and a screw rod driving assembly for driving the screw rods are arranged on the mounting frame; the lifting module comprises a lifting U-shaped frame, a projector module and an illumination module, and the lifting U-shaped frame moves up and down under the action of the screw rods; the projector module can horizontally slide along the lifting U-shaped frame and comprise a lock shell and a projector arranged in the lock shell; the projector automatically falls down when a pair of L-shaped door plates of the lock shellare opened and is limited in the lock shell when the L-shaped door plates are closed and locked. The illumination module comprises a retractable rod pivoted on the lifting U-shaped frame and a lamp holder arranged on the retractable rod, one end of the retractable rod is connected with the mounting frame, and the lifting module drives the retractable rod to rotate when moving up and down. The projector of the multimedia platform has the advantages that the position of the projector is conveniently adjusted, the projector is prevented from being lost or damaged, and light supplement is convenient.

Description

technical field [0001] The invention relates to a teaching device, in particular to a teaching multimedia platform. Background technique [0002] In order to facilitate students to understand and master the necessary knowledge, the teacher usually needs to use rich and vivid language to explain the textbook knowledge in detail during the lecture process. Sometimes, in order to achieve knowledge expansion or supplementary learning, the teacher needs to find knowledge in some reference materials Supplementing the points makes students learn more comprehensively, but most of the reference materials are not handy, so students can only learn through the teacher's dictation, which will increase the difficulty of the teacher's work. [0003] Chinese patent CN201620201150 discloses a multimedia teaching platform, which relates to the field of teaching equipment. It includes a box body, and the box body includes two parts, one part is a storage type desk, and the other part is a mul...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a multimedia platform for teaching, which solves the disadvantages of the existing projectors, such as that the position of the projector cannot be adjusted, and the long-term exposure of the projector affects the service life, and it cannot be conveniently supplemented with light.

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