Novel historical literature promotion bulletin board

Abstract

The invention discloses a novel historical literature promotion bulletin board, which comprises a cabinet body and two supporting plates, wherein the two supporting plates are fixedly connected to twosides of the bottom of the cabinet body; an inner cavity is formed in the cabinet body; a protective shell is slidingly connected to the front sidewall of the cabinet body; a writing board is rotatably connected to the bottom of the front end of the cabinet body; a baffle strip is movably connected to the lower end face of the writing board; the baffle strip is rotatably connected to the middle of the bottom surface of the cabinet body by virtue of an end shaft; a connecting block is fixed to the part, which is arranged at one side of the end shaft, of the bottom of the cabinet body; a secondpull block is rotatably connected to the interior of the connecting block; the second pull block is connected to a first pull block by virtue of a spring; and the first pull block is fixed to one side of the baffle strip. According to the novel historical literature promotion bulletin board, by arranging transparent glass in the protective shell and by arranging an amplifier plate at the bottom of the transparent glass, handwriting on curtain cloth can be amplified by virtue of the amplifier plate; two rolling shafts can be driven to rotate by virtue of a stamping shaft which is arranged at the bottom, so that readers can find out required contents by driving the curtain cloth to rotate along with rotation of the stamping shaft in a stamping mode; and therefore, the bulletin board is convenient and practical.

Description

technical field [0001] The invention relates to the technical field of literature promotion, in particular to a novel historical literature promotion bulletin board. Background technique [0002] The Chinese nation has a history of 5,000 years of civilization development, and countless excellent historical literatures have been born from it. The cultural classics are extremely rich. Historical literature is the treasure of the Chinese nation, so the promotion of historical literature is to publicize the 5,000-year civilization of the Chinese nation , most of the ordinary bulletin boards are blackboards installed on the bulletin boards. The content of the publicity is relatively fixed, and it is troublesome to replace the content of the publicity. Moreover, when it rains, the rainwater will also wash away the content on the bulletin boards. The rolling publicity column, although the scrolling publicity column increases the promotional content, but readers cannot choose to wat...

AI Technical Summary

Problems solved by technology

[0002] The Chinese nation has a history of 5,000 years of civilization development, and countless excellent historical literatures have been born from it. The cultural classics are extremely rich. Historical literature is the treasure of the Chinese nation, so the promotion of historical literature is to publicize the 5,000-year civilization of the Chinese nation , most of the ordinary bulletin boards are blackboards installed on the bulletin boards. The content of the publicity is relatively fixed, and it is troublesome to replace the content of the publicity. Moreover, when it rains, the rainwater will also wash away the content on the bulletin boards. The rolling publicity column, although the scrolling publicity column increases the promotional content, but readers cannot choose to watch the promotional content according to their own needs, and they will not be able to read clearly when encountering small handwriting, especially for some older people. , because the eyes are presbyopic and can't see the handwriting clearly, people sometimes need to use it to take notes when watching the bulletin board, but the ordinary bulletin board cannot provide a writing desk, so the present invention provides a new type of historical literature promotion publicity column

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