Environment-friendly and healthy type blackboard with active dust removal function for teaching

A blackboard, environmental protection technology, applied in the field of blackboard, can solve the problems of blackboard generation, a large amount of dust, etc., to achieve the effect of improving protection, reducing dust pollution, and improving dust removal efficiency

Inactive Publication Date: 2018-04-13
王勇军
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide an environmentally friendly and healthy teaching blackboard that actively removes dust, so as to solve the problem of a large amount of dust generated during the blackboard wiping process in the prior art, and achieve the purpose of reducing dust pollution during the blackboard wiping process

Method used

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  • Environment-friendly and healthy type blackboard with active dust removal function for teaching

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0020] Such as figure 1 The shown active dust-removing environmentally friendly and healthy teaching blackboard includes a blackboard 1, a transverse flange 2 is arranged on the front of the blackboard 1, and a chute 3 is arranged on the upper surface of the flange 2, and the chute 3 is parallel to On the surface of the blackboard 1, a slide block 4 is arranged on the chute 3, the slide block 4 can slide on the chute 3, the inside of the slide block 4 is embedded with a dust suction device 5, and the dust suction end of the dust suction device 5 Facing the direction of the blackboard 1 ; it also includes a linear drive device 8 fixed at one end of the chute 3 , and the drive end 81 of the linear drive device is connected to the slider 4 . The linear drive device 8 is an air cylinder. A drawer 7 is also arranged inside the slider 4 , the drawing direction of the drawer 7 is away from the blackboard 1 , and the exhaust end 51 of the dust suction device 5 faces the drawer 7 . T...

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PUM

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Abstract

The invention discloses an environmentally friendly and healthy teaching blackboard for active dust removal, which comprises a blackboard, a transverse flange is arranged on the front of the blackboard, a chute is arranged on the upper surface of the flange, the chute is parallel to the surface of the blackboard, and the chute A slider is arranged on the top, and the slider can slide on the chute. A dust suction device is embedded inside the slider, and the dust suction end of the dust suction device faces the direction where the blackboard is located; the slider is also provided with a Drawer, the drawing direction of the drawer is away from the blackboard, the exhaust end of the dust suction device faces the drawer; it also includes a linear drive device fixed at one end of the chute, and the drive end of the linear drive device is connected with the slide block. The object of the present invention is to provide an environmentally friendly and healthy teaching blackboard that actively removes dust, so as to solve the problem of a large amount of dust generated during the blackboard wiping process in the prior art, and achieve the purpose of reducing dust pollution during the blackboard wiping process.

Description

technical field [0001] The invention relates to the field of blackboards, in particular to an environmentally friendly and healthy teaching blackboard for active dust removal. Background technique [0002] The blackboard, in the traditional sense, is a plane that can be repeatedly written with chalk. The board is hard and is mostly used for teaching. Blackboards are generally made of wood or frosted glass, and can be written on with specific writing materials such as chalk. Mostly black, dark green, white or beige. The blackboard is an requisite appliance for teaching. When the blackboard in the prior art is wiped with a blackboard eraser, a large amount of dust will be produced, which will seriously affect the air quality in the classroom, and will also affect the students who wipe the blackboard. and the teacher's respiratory system. Contents of the invention [0003] The object of the present invention is to provide an environmentally friendly and healthy teaching bl...

Claims

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Application Information

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IPC IPC(8): B43L1/04B43L21/02
CPCB43L1/04B43L21/02
Inventor 王勇军
Owner 王勇军
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