CN2913044Y - 防尘黑板擦 - Google Patents

防尘黑板擦 Download PDF

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Publication number
CN2913044Y
CN2913044Y CN 200620096521 CN200620096521U CN2913044Y CN 2913044 Y CN2913044 Y CN 2913044Y CN 200620096521 CN200620096521 CN 200620096521 CN 200620096521 U CN200620096521 U CN 200620096521U CN 2913044 Y CN2913044 Y CN 2913044Y
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China
Prior art keywords
blackboard eraser
dust
utility
proof
model
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Expired - Fee Related
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CN 200620096521
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English (en)
Inventor
李显佳
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Individual
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Individual
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Abstract

本实用新型提供一种防尘黑板擦,黑板擦体的下面是毛刷,其四周连接有凹型的海绵,在使用黑板擦擦字时,其四周的凹型海绵会将所擦的粉灰挡住而不会向四周飞扬,本实用新型结构简单、防尘效果好。

Description

防尘黑板擦
所属技术领域
本实用新型涉及一种教学用具,具体的说是一种防尘黑板擦。
背景技术
现在老师在讲课时,要经常不断的在黑板上写字擦字,在用黑板擦擦字时,会造成粉笔灰四处飞扬,既污染了环境,也不利教师的身体健康。
发明内容
本实用新型提供一种防尘黑板擦,可以有效的防止所擦的粉笔灰四处飞扬。
本实用新型所采用的技术方案是:一种防尘黑板擦,其特征在于:黑板擦体的下面是毛刷,其四周连接有凹型的海绵。当黑板擦擦字时,毛刷将粉笔灰擦掉后会被四周的海绵挡住,而不会向四周飞扬。
本实用新型的有益效果是:结构简单、防尘效果好。
附图说明
下面结合附图和实施例作进一步说明。
附图为本实用新型剖视结构示意图。
具体实施方式
图中:黑板擦体1的下面是毛刷2,其四周连接凹型的海绵3。

Claims (1)

1、一种防尘黑板擦,其特征是:黑板擦体(1)的下面是毛刷(2),其四周连接有凹型的海绵(3)。
CN 200620096521 2006-04-29 2006-04-29 防尘黑板擦 Expired - Fee Related CN2913044Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620096521 CN2913044Y (zh) 2006-04-29 2006-04-29 防尘黑板擦

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620096521 CN2913044Y (zh) 2006-04-29 2006-04-29 防尘黑板擦

Publications (1)

Publication Number Publication Date
CN2913044Y true CN2913044Y (zh) 2007-06-20

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ID=38167644

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620096521 Expired - Fee Related CN2913044Y (zh) 2006-04-29 2006-04-29 防尘黑板擦

Country Status (1)

Country Link
CN (1) CN2913044Y (zh)

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C19 Lapse of patent right due to non-payment of the annual fee
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