Computer multimedia teaching device for ideological and political education

Abstract

The invention discloses a computer multimedia teaching device for ideological and political education, and belongs to the field of multimedia teaching equipment. The computer multimedia teaching device comprises a supporting bottom plate, a rotating assembly, a writing board, a second lifting assembly, a projection cloth folding and unfolding assembly, a standby projection cloth assembly and two first lifting assemblies. The second lifting assembly is arranged in the rotating assembly, the projection cloth folding and unfolding assembly is arranged on the second lifting assembly, the standby projection cloth assembly is arranged on the second lifting assembly, the projection cloth folding and unfolding assembly is in transmission fit with the standby projection cloth assembly, and the standby projection cloth assembly is in sliding fit with the second lifting assembly. The first lifting assembly drives the writing board and the projection cloth folding and unfolding assembly to move up and down, the height positions of the writing board and the projection cloth can be adjusted respectively, the rotating assembly works to adjust the angle of the projection cloth, the standby projection cloth assembly can adjust the size of the projection cloth according to the layout of a classroom, and the teaching quality is improved.

Description

technical field [0001] The invention relates to the field of multimedia teaching equipment, in particular to a computer multimedia teaching device for ideological and political education. Background technique [0002] In the field of modern education, with the continuous development of computer technology and the continuous progress of the modern process of educational technology, multimedia teaching is indispensable as an advanced teaching method. The characteristics of the object, through teaching design, rational selection and use of modern teaching media, and organic combination with traditional teaching methods, to participate in the whole process of teaching, to use a variety of media information on students, to form a reasonable teaching structure, to achieve optimal teaching Effect. [0003] For example, a multimedia computer teaching device whose publication number is CN109545008A includes a fixed frame, the lower surface of the fixed frame is distributed with four...

AI Technical Summary

Problems solved by technology

[0005] The embodiment of the present invention provides a computer multimedia teaching device for ideological and political education to solve the problem that the size and angle of the projection cloth cannot be adjusted according to the layout of the classroom, which affects the teaching quality. The projection cloth is easy to be stained with dust during long-term use, which affects the teaching time. The clarity of viewing, the technical problems of inconvenient disassembly and cleaning

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