Multimedia teaching device used in ideological and political education in colleges and universities

Abstract

The invention discloses a multimedia teaching device used in ideological and political education in colleges and universities, which comprises a base, the upper side wall of the base is rotatably connected with a frame body, the interior of the frame body is rotatably connected with a display board through a rotating shaft, the base is internally provided with a cavity, the cavity is rotatably connected with a rotating plate, the outer wall of the base is provided with a sliding groove, and the rotating plate is rotatably connected with the sliding groove. A sliding groove is formed in the base, a pedal is slidably arranged in the sliding groove, a telescopic spring is fixedly connected between the upper side wall of the pedal and the inner top wall of the cavity, a clamping mechanism is arranged between the pedal and the outer wall of the base, the left end of the pedal is located on the upper side of the right end of the rotating plate, rolling wheels are installed on the lower side wall of the base, and a mounting groove is formed in the lower side wall of the base. The teaching mode is optimized by combining multimedia display of the display screen and writing of the acrylic plate, the teaching effect is improved, the working state and the placing state are switched through vertical movement of the pedal, and operation is convenient.

Description

technical field [0001] The invention relates to the technical field of ideological and political education, in particular to a multimedia teaching device used in ideological and political education in colleges and universities. Background technique [0002] Multimedia teaching means that in the teaching process, according to the teaching objectives and the characteristics of the teaching objects, through teaching design, rationally select and use modern teaching media, and organically combine with traditional teaching methods, participate in the whole teaching process together, use various media information For students, a reasonable teaching process structure is formed to achieve the optimal teaching effect. [0003] After retrieval, Chinese patent document CN211349765U discloses a multimedia teaching device used in ideological and political education in colleges and universities, including a base plate, a roller is movable on the upper end of the base plate, and a writing ...

AI Technical Summary

Problems solved by technology

[0003] After retrieval, Chinese patent document CN211349765U discloses a multimedia teaching device used in ideological and political education in colleges and universities, including a base plate, a roller is movable on the upper end of the base plate, and a writing board is arranged on the outside of the roller. The upper end of the base plate runs through the drum and is connected with a fixed shaft, the upper end of the fixed shaft is provided with an externally threaded rod, and the upper end of the externally threaded rod is provided with a lifting mechanism, the lifting mechanism includes a handle, and the There are card slots on the inner surface, and two sets of upper and lower blocks are arranged on the inner side of the card slots on the outer surface of the drum; but there are the following problems: it is inconvenient to move as a whole, and it is inconvenient to change the position; it is not well combined with multimedia, and it is not optimal teaching

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