CN201961046U - 一种防尘黑板擦 - Google Patents

一种防尘黑板擦 Download PDF

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Publication number
CN201961046U
CN201961046U CN2011200126887U CN201120012688U CN201961046U CN 201961046 U CN201961046 U CN 201961046U CN 2011200126887 U CN2011200126887 U CN 2011200126887U CN 201120012688 U CN201120012688 U CN 201120012688U CN 201961046 U CN201961046 U CN 201961046U
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dust
rubber ring
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blackboard
dust collection
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CN2011200126887U
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刘庆河
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Abstract

本实用新型公开了一种防尘黑板擦,包括板体和擦头,所述板体上设置有环绕擦头一周并开口的环形集尘盒,所述集尘盒开口外边沿连接有橡胶圈,所述橡胶圈内表面为粗糙表面。本实用新型的有益效果是:由于采取了上述方案,当使用此黑板擦擦黑板时,粉尘落入集尘盒中,周边的橡胶圈紧贴黑板面,更增加了收尘效果,从而防止了擦黑板造成的粉尘飞扬。

Description

一种防尘黑板擦
技术领域
本实用新型涉及一种黑板擦,涉及一种防尘黑板擦。
背景技术
目前,普通的黑板擦在擦黑板的时候,都会造成粉末满天飞的现象。这严重影响着师生的健康,虽然市场上也有一些防尘黑板擦,但由于成本较高,价格较高的原因得不到普及,至今还没有比较好的办法。
发明内容
为解决以上技术上的不足,本实用新型提供了一种能够有效地防止粉尘飞扬的防尘黑板擦。
本实用新型是通过以下措施实现的:
本实用新型的一种防尘黑板擦,包括板体和擦头,所述板体上设置有环绕擦头一周并开口的环形集尘盒,所述集尘盒开口外边沿连接有橡胶圈,所述橡胶圈内表面为粗糙表面。
上述擦头的末端表面低于橡胶圈末端边缘表面。
本实用新型的有益效果是:由于采取了上述方案,当使用此黑板擦擦黑板时,粉尘落入集尘盒中,周边的橡胶圈紧贴黑板面,更增加了收尘效果,从而防止了擦黑板造成的粉尘飞扬。
附图说明
图1为本实用新型的剖面结构示意图。
图中:1板体,2擦头,3集尘盒,4橡胶圈。
具体实施方式
下面结合附图和实施例对本实用新型进一步说明。
如图1所示,本实用新型的防尘黑板擦,包括板体1和擦头2,板体1上设置有环绕擦头2一周并开口的环形集尘盒3,集尘盒3开口外边沿连接有橡胶圈4,橡胶圈4内表面为粗糙表面。擦头2的末端表面低于橡胶圈4末端边缘表面。

Claims (2)

1.一种防尘黑板擦,包括板体和擦头,所述板体上设置有环绕擦头一周并开口的环形集尘盒,所述集尘盒开口外边沿连接有橡胶圈,所述橡胶圈内表面为粗糙表面。
2.根据权利要求1所述防尘黑板擦,其特征在于:上述擦头的末端表面低于橡胶圈末端边缘表面。
CN2011200126887U 2011-01-17 2011-01-17 一种防尘黑板擦 Expired - Fee Related CN201961046U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200126887U CN201961046U (zh) 2011-01-17 2011-01-17 一种防尘黑板擦

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200126887U CN201961046U (zh) 2011-01-17 2011-01-17 一种防尘黑板擦

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CN201961046U true CN201961046U (zh) 2011-09-07

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CN2011200126887U Expired - Fee Related CN201961046U (zh) 2011-01-17 2011-01-17 一种防尘黑板擦

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111959167A (zh) * 2020-08-13 2020-11-20 安徽信息工程学院 一种黑板擦结构

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111959167A (zh) * 2020-08-13 2020-11-20 安徽信息工程学院 一种黑板擦结构

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Granted publication date: 20110907

Termination date: 20120117