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Environment-friendly blackboard for high school teaching

An environmentally friendly blackboard and high school technology, applied in the field of teaching supplies, can solve the problems of affecting learning, teachers and students' physical health, unclear reflection observation, chalk dust, etc., and achieve the effect of saving resources, fast speed and easy viewing

Inactive Publication Date: 2018-07-20
刘梓萌
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] Aiming at the deficiencies of the prior art, the present invention provides an environmentally friendly blackboard for high school teaching, which solves the problem that the chalk dust generated during use seriously affects the health of teachers and students and the reflection of light causes unclear observation and affects learning.

Method used

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  • Environment-friendly blackboard for high school teaching
  • Environment-friendly blackboard for high school teaching

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Embodiment Construction

[0030] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0031] see Figure 1-4 As shown, an embodiment provided by the present invention; a kind of environment-friendly blackboard for high school teaching, including a fixed base 1, a writing board 3, an electric telescopic rod 4, a controller 6, a cooling fan 9, a brightness adjuster 16 and a central processing unit 19. An electric telescopic rod 4 is installed on the upper part of the fixed base 1. A blackboard case 2 is installed on the upper end of the electric ...

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Abstract

The invention discloses an environment-friendly blackboard for high school teaching. The environment-friendly blackboard for high school teaching comprises a fixed base, a writing board, an electric telescopic rod, a controller, a heat-dissipating fan, a brightness adjustor and a central processor, wherein the electric telescopic rod is mounted on the upper part of the fixed base; a blackboard shell is mounted at the upper end of the electric telescopic rod; the controller is mounted on the outer wall of the right side of the blackboard shell; a pen rack is mounted on the left side of the lower part of the blackboard shell; supporting rods are mounted on the left and right sides of the blackboard shell; rubber footings are mounted at the other ends of the supporting rods; the heat-dissipating fan is mounted on the outer wall of the back part of the blackboard shell; and a micro-fan is mounted in the heat-dissipating fan. The environment-friendly blackboard for high school teaching disclosed by the invention solves the problem that chalk dust generated in the using process affects the physical health of teachers and students and learning is affected as the teachers and students cannot see the blackboard clearly as a result of reflection.

Description

technical field [0001] The invention relates to the technical field of teaching supplies, in particular to an environment-friendly blackboard for high school teaching. Background technique [0002] Because the blackboards used in various schools in our country are still mainly traditional blackboards, it is time-consuming and laborious to wipe the blackboards with blackboard erasers. Even if inhaled into the body, it affects mood and health. Inhaling too much chalk dust can cause discomfort in the pharynx, nose, and throat, and even cause pneumonia or respiratory diseases in severe cases. Due to the large number of students in the classroom, when the students sitting on the edge observe the blackboard, the observation is not clear due to the reflection of light, which makes teaching inconvenient and affects learning. Further improvement is needed. [0003] But existing teaching blackboard has following deficiency: [0004] 1. The existing blackboard for teaching is time-c...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B43L1/04A47B97/04
CPCA47B97/04B43L1/04
Inventor 刘梓萌
Owner 刘梓萌
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