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Dust collection blackboard brush

A blackboard brush and body brush technology, which is applied in the field of teaching supplies, can solve problems such as polluting classrooms and endangering the health of teachers and students, and achieves the effects of convenient operation, easy promotion, and reasonable structural design

Inactive Publication Date: 2015-06-10
肖鑫
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] When the existing blackboard brushes are in use, a part of the chalk dust will slowly fall to the ground, and the other part will directly float in the air, seriously endangering the health of teachers and students, and will pollute the classroom

Method used

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  • Dust collection blackboard brush
  • Dust collection blackboard brush

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Embodiment Construction

[0014] Such as Figure 1-2 As shown, a dust-absorbing blackboard brush includes a brush body 1. The brush body 1 is a cuboid box with an open top, and a support net 2 is installed at the opening. Two groups of bristles 3 are installed on the support net. The two groups of bristles One horizontal and one vertical are installed vertically on the center line of the support net. The space between the support net and the brush body 1 is provided with a dust collection box 4, a dust collection blade 5 for providing negative pressure airflow and a dust suction blade for driving A rotating motor 6; the side wall of the brush body 1 is provided with an ash outlet 7 communicating with the dust box for pouring out dust; the edge of the brush body connected to the support net is provided with a dust cover 8 , the height of the dust cover is lower than the height of the bristles, and the brush body 1 is also provided with a switch 9 for controlling the motor. The brush body 1 is provided ...

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Abstract

A dust collection blackboard brush comprises a brush body; the brush body is a cuboid-shaped box, and the upper portion of the brush body is open; a supporting net is mounted at the open position, and two sets of bristles are arranged on the supporting net; the two sets of bristles are mounted at the central line of the supporting net in a manner of transverse and vertical perpendicularity; and a dust collection box, dust collection blades for providing negative-pressure airflow and a motor for driving the dust collection blades to rotate are arranged in space between the supporting net and the brush body. A dust discharging door used for pouring out dust and communicated with the interior of the dust collection box is formed in the side wall of the brush body, and a dustproof cover is arranged at the edge of the connected position of the brush body and the supporting net; and the height of the dustproof cover is smaller than that of the bristles, and a switch for controlling the motor is further arranged on the brush body. The dust collection blackboard brush is reasonable in structural design, convenient to use, healthful, sanitary, quite suitable for being used by teaching in a school, and easy to popularize.

Description

technical field [0001] The invention relates to a teaching article, in particular to a dust-absorbing blackboard brush. Background technique [0002] When the existing blackboard brush is in use, a part of the chalk dust that it brushes off will slowly fall to the ground, and the other part will directly float in the air, seriously endangering the health of teachers and students, and will pollute the classroom. Contents of the invention [0003] The technical problem to be solved by the present invention is to provide a dust-absorbing blackboard brush, which can absorb chalk dust generated when wiping the blackboard, prevent dust from flying, and is healthy and hygienic. [0004] In order to solve the above-mentioned technical problems, the technical solution of the present invention is: a dust-absorbing blackboard brush, including a brush body, the brush body is a cuboid box, the upper part is open, and a support net is installed on the opening, and two groups of brushes ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B43L21/02
CPCB43L21/02
Inventor 肖鑫
Owner 肖鑫