CN202368205U - 一种无尘黑板擦 - Google Patents

一种无尘黑板擦 Download PDF

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Publication number
CN202368205U
CN202368205U CN2011205298517U CN201120529851U CN202368205U CN 202368205 U CN202368205 U CN 202368205U CN 2011205298517 U CN2011205298517 U CN 2011205298517U CN 201120529851 U CN201120529851 U CN 201120529851U CN 202368205 U CN202368205 U CN 202368205U
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blackboard eraser
eraser
blackboard
water pocket
utility
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CN2011205298517U
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郭军
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Abstract

本实用新型涉及一种教学用具,特别涉及一种无尘黑板擦。该无尘黑板擦,包括黑板擦,其特征是:所述黑板擦一侧部连接有水囊,水囊表面包裹有棉布;所述黑板擦另一侧部设置有刮板,刮板表面设置有凹槽;所述水囊表面设置有出水孔,因此,本实用新型的结构简单,实用方便。

Description

一种无尘黑板擦
(一)        技术领域 
    本实用新型涉及一种教学用具,特别涉及一种无尘黑板擦。
(二)        背景技术 
    黑板是教师教学授课最重要的工具,教师用粉笔在黑板上整理板书,这些板书必须在下一节课之前擦拭干净,课间学生擦拭黑板的过程中会弄的教室里面粉末乱飞,影响教室内的环境,还影响学生的身体健康。
(三)        发明内容 
    本实用新型为了弥补现有技术的不足,提供了一种结构简单、实用方便的无尘黑板擦。
本实用新型是通过如下技术方案实现的: 
一种无尘黑板擦,包括黑板擦,其特征是:所述黑板擦一侧部连接有水囊,水囊表面包裹有棉布;所述黑板擦另一侧部设置有刮板,刮板表面设置有凹槽;所述水囊表面设置有出水孔。
所述黑板擦背面中部设置有手柄。 
本实用新型的有益效果是:该实用新型的无尘黑板擦结构简单,实用方便,有利于改善教室内的环境,还能防止学生吸入粉尘造成呼吸道感染,适于广泛推广应用。 
(四)        附图说明 
下面结合附图对本实用新型作进一步的说明。
附图1为本实用新型的结构示意图; 
图中,1黑板擦,2水囊,3棉布,4刮板,5凹槽,6出水孔,7手柄。
(五)        具体实施方式 
附图为本实用新型的一种具体实施例。该实施例包括黑板擦1,其特征是:所述黑板擦1一侧部连接有水囊2,水囊2表面包裹有棉布3;所述黑板擦1另一侧部设置有刮板4,刮板4表面设置有凹槽5;所述水囊2表面设置有出水孔6;所述黑板擦1背面中部设置有手柄7。

Claims (2)

1.一种无尘黑板擦,包括黑板擦(1),其特征是:所述黑板擦(1)一侧部连接有水囊(2),水囊(2)表面包裹有棉布(3);所述黑板擦(1)另一侧部设置有刮板(4),刮板(4)表面设置有凹槽(5);所述水囊(2)表面设置有出水孔(6)。
2.根据权利要求1所述的无尘黑板擦,其特征是:所述黑板擦(1)背面中部设置有手柄(7)。
CN2011205298517U 2011-12-19 2011-12-19 一种无尘黑板擦 Expired - Fee Related CN202368205U (zh)

Priority Applications (1)

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CN2011205298517U CN202368205U (zh) 2011-12-19 2011-12-19 一种无尘黑板擦

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CN2011205298517U CN202368205U (zh) 2011-12-19 2011-12-19 一种无尘黑板擦

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CN202368205U true CN202368205U (zh) 2012-08-08

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109228753A (zh) * 2018-11-28 2019-01-18 辽宁科技学院 一种教学用粉笔字迹擦除装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109228753A (zh) * 2018-11-28 2019-01-18 辽宁科技学院 一种教学用粉笔字迹擦除装置

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Granted publication date: 20120808

Termination date: 20121219