CN202357664U - 带板擦的粉笔外壳 - Google Patents

带板擦的粉笔外壳 Download PDF

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Publication number
CN202357664U
CN202357664U CN2011205092463U CN201120509246U CN202357664U CN 202357664 U CN202357664 U CN 202357664U CN 2011205092463 U CN2011205092463 U CN 2011205092463U CN 201120509246 U CN201120509246 U CN 201120509246U CN 202357664 U CN202357664 U CN 202357664U
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chalk
shell
knob
eraser
outer tube
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CN2011205092463U
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张春梅
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Abstract

一种带板擦的粉笔外壳,包括内管和外管,内管外表面和外管内表面相互配合并设有螺纹,内管一端可插入粉笔,外管尾部设有旋钮,旋钮外侧设有毛刷,内管孔径大于粉笔外径。本实用新型带板擦的粉笔外壳,使用粉笔写字时,不会弄脏手指,卫生并且方便。

Description

带板擦的粉笔外壳
技术领域
本实用新型涉及一种带板擦的粉笔外壳。
背景技术
众所周知在黑板上写字一定要用到粉笔,现在都是直接用手拿粉笔,特别是有色粉笔更是容易弄脏手指,很不卫生。
实用新型内容
本实用新型为解决现有技术中使用粉笔时,容易弄脏手指,很不卫生这一难题。
本实用新型所采取的技术方案是:
一种带板擦的粉笔外壳,其特征在于:包括内管和外管,所述内管外表面和外管内表面相互配合并设有螺纹,内管一端可插入粉笔,外管尾部设有旋钮,旋钮外侧设有毛刷,所述内管孔径大于粉笔外径。
本实用新型带板擦的粉笔外壳,使用粉笔写字时,不会弄脏手指,卫生并且方便。
附图说明
图1是本实用新型带板擦的粉笔外壳结构示意图;
附图中主要部件符号说明:
图中:
1、粉笔    2、螺纹    3、内管    4、外管
5、旋钮    6、毛刷
具体实施方式
以下参照附图及实施例对本实用新型进行详细的说明:
附图1一种带板擦的粉笔外壳,包括内管3和外管4,内管3外表面和外管4内表面相互配合并设有螺纹2,内管3一端可插入粉笔1,外管4尾部设有旋钮5,旋钮5外侧设有毛刷6,内管3孔径大于粉笔1外径。

Claims (2)

1.一种带板擦的粉笔外壳,其特征在于:包括内管和外管,所述内管外表面和外管内表面相互配合并设有螺纹,内管一端可插入粉笔,外管尾部设有旋钮,旋钮外侧设有毛刷。
2.根据权利要求1所述带板擦的粉笔外壳,其特征在于:所述内管孔径大于粉笔外径。
CN2011205092463U 2011-12-08 2011-12-08 带板擦的粉笔外壳 Expired - Fee Related CN202357664U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205092463U CN202357664U (zh) 2011-12-08 2011-12-08 带板擦的粉笔外壳

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205092463U CN202357664U (zh) 2011-12-08 2011-12-08 带板擦的粉笔外壳

Publications (1)

Publication Number Publication Date
CN202357664U true CN202357664U (zh) 2012-08-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011205092463U Expired - Fee Related CN202357664U (zh) 2011-12-08 2011-12-08 带板擦的粉笔外壳

Country Status (1)

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CN (1) CN202357664U (zh)

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C17 Cessation of patent right
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Granted publication date: 20120801

Termination date: 20121208