CN203126303U - 环保伸缩型黑板擦 - Google Patents

环保伸缩型黑板擦 Download PDF

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CN203126303U
CN203126303U CN 201320147993 CN201320147993U CN203126303U CN 203126303 U CN203126303 U CN 203126303U CN 201320147993 CN201320147993 CN 201320147993 CN 201320147993 U CN201320147993 U CN 201320147993U CN 203126303 U CN203126303 U CN 203126303U
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blackboard eraser
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李文晋
孔令欣
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Abstract

本实用新型公开了一种环保伸缩型黑板擦,属于学习用品,特别是一种用于可以调节长度并防止粉笔粉末飞扬的黑板擦。该环保伸缩型黑板擦,包括板擦体、手柄,其特征是:板擦体周边设有橡胶边框,其底部设有一排粉尘入口,空心的板擦体与可伸缩手柄相连,手柄内部中的中心孔与板擦体粉尘入口相连通,每节手柄之间固定靠隆起的骨节,最后一节手柄下端有个粉尘出口。本实用新型的有益效果是在擦低处的粉笔字可以直接将手柄缩回,同时粉尘被收集到黑板擦最后进入手柄中,当擦较高处的字时只需将手柄抽出,握住末节手柄操纵即可,操作简单方便,使用卫生快捷。

Description

环保伸缩型黑板擦
技术领域
本实用新型属于学习用品,特别是一种用于可以调节长度并防止粉笔粉末飞扬的黑板擦。
背景技术
在使用传统黑板擦时,因身高限制不能简便有效的擦除字,而且粉尘对老师学生的身体有危害。
实用新型内容
为了克服传统黑板擦时因身高限制不能简便有效的擦除字,而且粉尘对老师学生的身体有危害的不足,本实用新型提供一种环保伸缩型黑板擦。
本实用新型解决其技术问题所采用的技术方案是:一种环保伸缩型黑板擦,包括板擦体、手柄,其特征是:板擦体周边设有橡胶边框,其底部设有一排粉尘入口,空心的板擦体与可伸缩手柄相连,手柄内部中的中心孔与板擦体粉尘入口相连通,每节手柄之间固定靠隆起的骨节,最后一节手柄下端有个粉尘出口。
本实用新型的有益效果是在擦低处的粉笔字可以直接将手柄缩回,同时粉尘被收集到黑板擦最后进入手柄中,当擦较高处的字时只需将手柄抽出,握住末节手柄操纵即可,操作简单方便,使用卫生快捷。
附图说明
图1为本实用新型的结构示意图,
图中,1.板擦体,2.橡胶边框,3.粉尘入口,4.骨节,5.手柄,6.粉尘出口。
具体实施方式
本实用新型的具体实施方式是,如图所示:
实施例1,一种环保伸缩型黑板擦,包括板擦体1、手柄5,其特征是:板擦体周边设有橡胶边框2,其底部设有一排粉尘入口3,空心的板擦体与可伸缩手柄相连,手柄内部中的中心孔与板擦体粉尘入口相连通,每节手柄之间固定靠隆起的骨节4,最后一节手柄下端有个粉尘出口6。

Claims (1)

1.一种环保伸缩型黑板擦,包括板擦体、手柄,其特征是:板擦体周边设有橡胶边框,其底部设有一排粉尘入口,空心的板擦体与可伸缩手柄相连,手柄内部中的中心孔与板擦体粉尘入口相连通,每节手柄之间固定靠隆起的骨节,最后一节手柄下端有个粉尘出口。
CN 201320147993 2013-03-28 2013-03-28 环保伸缩型黑板擦 Expired - Fee Related CN203126303U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320147993 CN203126303U (zh) 2013-03-28 2013-03-28 环保伸缩型黑板擦

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320147993 CN203126303U (zh) 2013-03-28 2013-03-28 环保伸缩型黑板擦

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CN203126303U true CN203126303U (zh) 2013-08-14

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CN 201320147993 Expired - Fee Related CN203126303U (zh) 2013-03-28 2013-03-28 环保伸缩型黑板擦

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CN (1) CN203126303U (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139620A (zh) * 2017-07-04 2017-09-08 无锡市南长街小学 一种伸缩式卫生型黑板擦

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139620A (zh) * 2017-07-04 2017-09-08 无锡市南长街小学 一种伸缩式卫生型黑板擦

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Granted publication date: 20130814

Termination date: 20140328