Display device for linguistic courses of Chinese major

Abstract

The invention belongs to the technical field of teaching display devices, and particularly relates to a display device for linguistic courses of the Chinese major. The display device comprises a body, sliding grooves moving and acting due to a first scraper are formed in the front end of the body, and transmission strips used for transmission are arranged in the sliding grooves. Through the arrangement of a second panel and a third panel, the second panel is connected with square blocks through first connecting rods, the third panel is connected with the square blocks through second connecting rods, by means of the arrangement, the display space is increased, the display effect is improved, and when not used, the display device can be conveniently stored away and does not occupy extra space; and through the arrangement of the first scraper, the two ends of the first scraper are fixed to tooth grooves of the transmission strips through rectangular blocks and move in the sliding grooves through the transmission strips, by means of the arrangement, the display content on a first panel can be conveniently wiped, the contact space between a wiper and the first panel is reduced, and a large amount of dust is effectively prevented from hurting the body of the wiper.

Description

technical field [0001] The invention belongs to the technical field of teaching display devices, in particular to a display device for Chinese professional linguistics courses. Background technique [0002] A display device is a device for displaying information and objects that need to be published, so that other people can learn about the displayed objects and information through the display device. [0003] During the use of the original display device for linguistics courses for Chinese majors, due to the limited display panel space, it is often not possible to fully present the content. When the content is displayed, when the display content is erased, the work The amount is relatively large, and a large amount of powder is produced during the wiping process, and the wiper will inhale a large amount of powder, which will have a certain impact on the health of the wiper. Contents of the invention [0004] In order to solve the above-mentioned problems in the prior art...

AI Technical Summary

Problems solved by technology

[0003] During the use of the original display device for linguistics courses for Chinese majors, due to the limited display panel space, it is often not possible to fully present the content. After the content is displayed, when the display content is erased, the work The amount is relatively large, and a large amount of powder is produced during the wiping process, and the wiper will inhale a large amount of powder, which will have a certain impact on the health of the wiper

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