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Novel blackboard

A blackboard, a new type of technology, applied in the field of teaching equipment, can solve the problems of wasting class time, wasting the teacher's energy and physical strength, and inconvenience, and achieve the effects of ingenious and reasonable structural design, ensuring physical health, and saving time

Inactive Publication Date: 2012-02-08
韩莹
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] During class, it is often necessary to wipe the blackboard because the blackboard is full. This not only wastes valuable class time, but also wastes a lot of unnecessary energy and physical strength of the teacher, and even affects the fluency of class. The dust generated at the same time will affect students. and the teacher's health, causing a lot of inconvenience

Method used

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Examples

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Embodiment Construction

[0010] The drawings show a specific embodiment of the invention. This new type of blackboard is characterized in that it includes a fixed board surface 1 and a sliding board surface 2. A roller 7 is installed between the sliding board surface 2 and the fixed board surface 1, and the back side of the sliding board surface 2 is equipped with bristles 3. 3 is connected with the bristles adjusting knob 4, a dust storage slot 5 is installed directly under the bristles 3 at the bottom end of the sliding plate 2 and a push-pull handle 6 is provided on the sliding plate 2.

[0011] When using this new type of blackboard, the teacher can write important content that is not wiped during the entire lesson on the sliding board 2, write calculations that need to be wiped frequently on the fixed board 1, and rotate the wiper adjustment knob 4 to wipe the wool 3 Stand upright, pull the push-pull handle 6 up and down, move the sliding board 2 up and down to wipe the text on the fixed board 1, an...

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PUM

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Abstract

The invention discloses a teaching aid, in particular a novel blackboard. The novel blackboard is characterized by comprising a fixed board surface and a sliding board surface, wherein a roller is arranged between the sliding board surface and the fixed board surface; wiping hairs are arranged at the back side of the sliding board surface and are connected with a wiping hair adjusting knob; a chalk dust storage groove is arranged under the wiping hairs at the bottom end of the sliding board surface; and a push-pull handle is arranged on the sliding board surface. The novel blackboard has ingenious and reasonable structural design; the blackboard can be cleanly wiped by vertically pulling the blackboard, and thus the time is saved; and in addition, the amount of chalk dust can be reduced by shielding of the blackboard, so that the body health of teachers and students can be ensured.

Description

(1) Technical field [0001] The invention relates to a teaching equipment, in particular to a new type of blackboard. (2) Background technology [0002] In class, it is often necessary to wipe the blackboard because the blackboard is full of writing, which not only wastes valuable class time, but also wastes a lot of unnecessary energy and physical strength of the teacher, and even affects the fluency of the class. At the same time, the dust generated will affect the students The health of the teacher and the teacher caused a lot of inconvenience. (3) Summary of the invention [0003] In order to make up for the defects of the prior art, the present invention provides a new type of blackboard that can be quickly cleaned and reduced in dust. [0004] The present invention is realized through the following technical solutions: [0005] A new type of blackboard, which is characterized in that it includes a fixed board surface and a sliding board surface. A roller is installed between th...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B43L1/04B43L21/04B43L21/02
Inventor 韩莹
Owner 韩莹
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