CN2139526Y - 粉笔刷 - Google Patents

粉笔刷 Download PDF

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Publication number
CN2139526Y
CN2139526Y CN 92214974 CN92214974U CN2139526Y CN 2139526 Y CN2139526 Y CN 2139526Y CN 92214974 CN92214974 CN 92214974 CN 92214974 U CN92214974 U CN 92214974U CN 2139526 Y CN2139526 Y CN 2139526Y
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China
Prior art keywords
brush
brush board
utility
model
brush body
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Expired - Fee Related
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CN 92214974
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English (en)
Inventor
周建斌
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Individual
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Individual
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Priority to CN 92214974 priority Critical patent/CN2139526Y/zh
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Publication of CN2139526Y publication Critical patent/CN2139526Y/zh
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Abstract

一种可多次使用的粉笔刷,包括刷体,其特征在 于一块刷板,刷板与刷体作可拆卸的联接,当刷板磨 损至一定程度,只需松开螺钉,换上新的刷板,即可再 次使用。

Description

本实用新型涉及一种文具,特别是涉及一种可多次使用的粉笔刷。
传统的粉笔刷都是由一板、一毡固接而成,因刷板太薄,手指与黑板板面贴近,粉尘飞扬使用不便,并且,一经磨损至一定程度,便整体报废。从而造成极大浪费。
本实用新型的目的在于提供一种以更换刷板的方式实现多次使用的粉笔刷。
本实用新型的目的是这样实现的,即:这种粉笔刷,包括刷体,其关键在于一个刷板,刷板与刷体作可折卸地联接,一经刷板磨损至一定程度,只需松开联接件,换上新的刷板,即可再次使用,从而减少浪费,达到本实用新型的目的。
本实用新型的具体结构由以下附图给出。
图1为本实用新型的总体示意图;
图2为本实用新型的主视图;
图3为图2的右视图。
以下将结合附图对本实用新型的具体结构和实施例作进一步的描述。
参见图1,本实用新型粉笔刷,包括刷体5,其关键在于一个刷板,刷板与刷体作可折卸的联接。所述的刷板由毛毡1、垫板2粘接而成。为了提高刷板与刷体的吻合度,可在两者之间加一纸垫6,通过前盖3、螺钉4使刷板与刷体固为一体。
参见图2-3,本实用新型粉笔刷的刷体5中部有一凸起,左、右两侧为一对称的曲线,凸起上部,呈截头四棱锥状。这样的形状符合人手特点,握着饱满,手感好,并能兼顾男女教师的手型,并使手指距黑板板面间有一段离,从而使污手的情况得到改善。此外,刷体、前盖均可采用塑料制造,本实施例中用ABS工程塑料制造,其强度好,经久耐用,降低了使用成本。

Claims (3)

1、一种可多次使用的粉笔刷,包括刷体,其特征在于一块刷板,刷板与刷体作可折卸的联接。
2、按照权利要求1所述的粉笔刷,其特征在于刷板由毛毡1、垫板2粘接而成。
3、按照权利要求1所述的粉笔刷,其特征在于刷体中部有一凸起,左、右两侧为一对称的曲线,凸起上部,呈截头四棱锥状。
CN 92214974 1992-07-18 1992-07-18 粉笔刷 Expired - Fee Related CN2139526Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92214974 CN2139526Y (zh) 1992-07-18 1992-07-18 粉笔刷

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92214974 CN2139526Y (zh) 1992-07-18 1992-07-18 粉笔刷

Publications (1)

Publication Number Publication Date
CN2139526Y true CN2139526Y (zh) 1993-08-04

Family

ID=33763975

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 92214974 Expired - Fee Related CN2139526Y (zh) 1992-07-18 1992-07-18 粉笔刷

Country Status (1)

Country Link
CN (1) CN2139526Y (zh)

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C19 Lapse of patent right due to non-payment of the annual fee
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