CN203142113U - 节约资源的粉笔筒 - Google Patents

节约资源的粉笔筒 Download PDF

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CN203142113U
CN203142113U CN 201220732186 CN201220732186U CN203142113U CN 203142113 U CN203142113 U CN 203142113U CN 201220732186 CN201220732186 CN 201220732186 CN 201220732186 U CN201220732186 U CN 201220732186U CN 203142113 U CN203142113 U CN 203142113U
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CN 201220732186
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陶昕
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Abstract

一种节约资源的粉笔筒,包括:圆筒(1),圆筒(1)的筒口安有橡胶圈(2),圆筒(1)筒口外壁设置有按钮(3),按钮(3)控制橡胶圈(2)伸缩。其优点是:可以将粉笔头完全利用,节约了资源,避免了浪费,同时粉笔不会一下子就断了,使老师的板书更加轻松方便。

Description

节约资源的粉笔筒
技术领域
 本实用新型涉及日常生活用品技术领域,具体地说是一种节约资源的粉笔筒。
背景技术
在学校里,我们可以看到垃圾桶里有许多丢弃的粉笔头,不是老师的浪费,而是这些粉笔头在老师板书的时候用手捏不住或不好写字,感觉很可惜。
发明内容
本实用新型的目的是设计一种可完全将粉笔头使用完的节约资源的粉笔筒。
本实用新型节约资源的粉笔筒,包括:圆筒1,圆筒1的筒口安有橡胶圈2,圆筒1筒口外壁设置有按钮3,按钮3控制橡胶圈2伸缩。
本实用新型节约资源的粉笔筒的优点是:可以将粉笔头完全利用,节约了资源,避免了浪费,同时粉笔不会一下子就断了,使老师的板书更加轻松方便。
附图说明
图1为节约资源的粉笔筒的结构示意图。
具体实施方式
根据图1所示,一种节约资源的粉笔筒,包括:圆筒1,圆筒1的筒口安有橡胶圈2,圆筒1筒口外壁设置有按钮3,按钮3控制橡胶圈2伸缩。

Claims (1)

1.一种节约资源的粉笔筒,包括:圆筒(1),其特征在于:圆筒(1)的筒口安有橡胶圈(2),圆筒(1)筒口外壁设置有按钮(3),按钮(3)控制橡胶圈(2)伸缩。
CN 201220732186 2012-12-27 2012-12-27 节约资源的粉笔筒 Expired - Fee Related CN203142113U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220732186 CN203142113U (zh) 2012-12-27 2012-12-27 节约资源的粉笔筒

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220732186 CN203142113U (zh) 2012-12-27 2012-12-27 节约资源的粉笔筒

Publications (1)

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CN203142113U true CN203142113U (zh) 2013-08-21

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CN 201220732186 Expired - Fee Related CN203142113U (zh) 2012-12-27 2012-12-27 节约资源的粉笔筒

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CN (1) CN203142113U (zh)

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C17 Cessation of patent right
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Granted publication date: 20130821

Termination date: 20131227