CN203185902U - 粉笔套 - Google Patents

粉笔套 Download PDF

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Publication number
CN203185902U
CN203185902U CN 201320042602 CN201320042602U CN203185902U CN 203185902 U CN203185902 U CN 203185902U CN 201320042602 CN201320042602 CN 201320042602 CN 201320042602 U CN201320042602 U CN 201320042602U CN 203185902 U CN203185902 U CN 203185902U
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China
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chalk
sleeve body
concave surface
sleeve
chalk sleeve
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Expired - Fee Related
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CN 201320042602
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English (en)
Inventor
孔祥如
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Individual
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Individual
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Abstract

一种粉笔套,套体为上开口槽型壳体,套体开口一侧设有固定螺栓;套体的外壁开设方形凹面,凹面内粘贴电子表;套体的两侧设有对应的圆球形凸起;套体的下端设有刷毛。本实用新型具有布局灵活,方便实用,操作便捷,制作简易,应用广泛,更适合教学使用等优点。

Description

粉笔套
技术领域
  本实用新型涉及一种教学用具,尤其涉及一种粉笔套。 
背景技术
  众所周知,教师在上课时粉笔是经常使用的用具,虽然现在已经出现了多媒体等方式的教学,但是板书仍然是教师上课广泛使用的方式,而教师在利用粉笔写板书时,手指直接接触粉笔,粉笔不仅容易弄脏手指,而且对手指皮肤造成损害。虽然现在已经出现了许多例如粉笔套等保护手指的器具,但是大多存在结构复杂、操作繁琐、制作成本高等缺点,另外,现有的保护手指的装置在功能上不能满足教师的使用需求。 
发明内容
  本实用新型的目的在于提供一种样式新颖,构造简单,布局灵活,方便实用,操作便捷,制作简易,应用广泛,更适合教学使用的粉笔套。 
本实用新型包括套体、固定螺栓、电子表、凸起以及刷毛,套体为上开口槽型壳体,套体开口一侧设有固定螺栓;套体的外壁开设方形凹面,凹面内粘贴电子表;套体的两侧设有对应的圆球形凸起;套体的下端设有若干个刷毛。 
使用时,将粉笔插入套体内部,然后利用固定螺栓固定,使用者可根据自身需求调整粉笔的插入长度;套体外部的电子表便于使用者掌握时间;套体外部的凸起可以起到防滑的作用;使用者可利用套体下端的刷毛清理粉笔屑以及灰尘等。 
与已有技术相比,本实用新型的有益效果为:样式新颖,构造简单,布局灵活,方便实用,操作便捷,制作简易,应用广泛,更适合教学使用。 
附图说明
  图1为本实用新型的立体结构简图。 
具体实施方式
  在图1所示的粉笔套的立体结构简图中,套体1为上开口槽型壳体,套体开口一侧设有固定螺栓2;套体的外壁开设方形凹面3,凹面内粘 贴电子表4;套体的两侧设有对应的圆球形凸起5;套体的下端设有若干个刷毛6。 

Claims (1)

1.一种粉笔套,包括套体、固定螺栓、电子表、凸起以及刷毛,其特征是:套体为上开口槽型壳体,套体开口一侧设有固定螺栓;套体的外壁开设方形凹面,凹面内粘贴电子表;套体的两侧设有对应的圆球形凸起;套体的下端设有刷毛。
CN 201320042602 2013-01-18 2013-01-18 粉笔套 Expired - Fee Related CN203185902U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320042602 CN203185902U (zh) 2013-01-18 2013-01-18 粉笔套

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320042602 CN203185902U (zh) 2013-01-18 2013-01-18 粉笔套

Publications (1)

Publication Number Publication Date
CN203185902U true CN203185902U (zh) 2013-09-11

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201320042602 Expired - Fee Related CN203185902U (zh) 2013-01-18 2013-01-18 粉笔套

Country Status (1)

Country Link
CN (1) CN203185902U (zh)

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130911

Termination date: 20140118