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Blackboard

A blackboard and ontology technology applied to blackboards. In the field, it can solve the problems of polluting the environment, time-consuming and laborious, etc., and achieve the effect of avoiding pollution and convenient and quick erasing

Inactive Publication Date: 2011-07-13
CHONGQING BAXIAN MIDDLE SCHOOL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In view of this, the present invention provides a blackboard to solve the problems of time-consuming and labor-intensive erasing of blackboards in the prior art and environmental pollution.

Method used

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Embodiment Construction

[0014] 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 creative efforts fall within the protection scope of the present invention.

[0015] The structure of the blackboard disclosed by the embodiment of the present invention is as figure 1 As shown, it includes: a blackboard body 11, a slideway 12 arranged on the upper and lower edges of the body, installed on the slideway, an electric brush 13 that can slide on the surface of the blackboard body along the slideway, and is connected with the electric brush to drive the The motor 14 that the electric brush slides, the dust suction device 15 that ...

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Abstract

The embodiment of the invention discloses a blackboard, which comprises a blackboard body, slideways arranged on the upper and lower edges of the body, an electric brush arranged on the slideways and capable of sliding on the surface of the blackboard body along the slideways, a motor connected with the electric brush and driving the electric brush to slide, and a dust collection device connected with the electric brush, wherein the surface of the electric brush facing the blackboard body is provided with a plurality of dust collection holes; and the dust collection device adsorb dust generated when the electric brush erases the blackboard body through the dust collection holes. The electric brush is driven by the motor to erase the blackboard, and the dust is collected into the dust collection device through the dust collection holes, so that the blackboard is convenient and quick to erase, dust cannot fly to avoid environmental pollution, and the blackboard is time-saving, labor-saving, healthy and environment-friendly.

Description

technical field [0001] The invention relates to the field of school supplies, in particular to a blackboard. Background technique [0002] Under normal circumstances, using a blackboard eraser to erase the handwriting on the blackboard is not only time-consuming and laborious, but also chalk dust will fly around during the erasing process, seriously affecting the environment in the classroom, and even worse, affecting the health of teachers and students. Contents of the invention [0003] In view of this, the present invention provides a blackboard to solve the problems of time-consuming and labor-intensive erasing of blackboards in the prior art and environmental pollution. Its specific plan is: [0004] A blackboard, comprising: a blackboard body, slideways arranged on the upper and lower edges of the body, installed on the slideway, an electric brush that can slide on the surface of the blackboard body along the slideway, connected with the electric brush, and drives t...

Claims

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Application Information

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IPC IPC(8): B43L1/06B43L21/02
Inventor 潘渝熊露
Owner CHONGQING BAXIAN MIDDLE SCHOOL
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