CN2131700Y - 多功能粉笔书写护套 - Google Patents

多功能粉笔书写护套 Download PDF

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Publication number
CN2131700Y
CN2131700Y CN 92220899 CN92220899U CN2131700Y CN 2131700 Y CN2131700 Y CN 2131700Y CN 92220899 CN92220899 CN 92220899 CN 92220899 U CN92220899 U CN 92220899U CN 2131700 Y CN2131700 Y CN 2131700Y
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山立
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Abstract

一种多功能粉笔书写护套,有笔帽、粉笔、护套 管、粉笔座基、升降旋钮及升降结构组成,并能与圆珠 笔和粉笔刷连为一体,用其书写粉笔不污手,并有粉 笔刷和圆珠笔的功能,结构简单、制作容易,使用、携 带都很方便。

Description

本实用新型公开了一种多功能粉笔书写护套。
教师在教课时使用最频繁的是粉笔、粉笔刷(黑板擦)和书写笔(钢笔、圆株笔),当用粉笔书写时,手必然要沾上粉笔灰,造成污手,而且这些工具的交替使用显得零乱。
本实用新型的目的就是设计一种携带方便、易于装换粉笔的粉笔书写护套,并能将圆株笔和粉笔刷与之结合为一体,成为多功能粉笔书写护套。
本实用新型的特征为,在管形护套内有粉笔座基,粉笔能插在座基上被固定,在护套外端部有旋扭,其旋转可使粉笔(座基)升降,其旋转升降机构如同现有的管状口红和管状固体胶棒的一样,在护套的另一端有笔帽;在旋扭的外端可以装有粉笔刷,并带有笔刷帽;在护套与笔帽之间可以连接有短形的圆珠笔座基,这种结构在现有的钢笔与圆珠笔和水彩笔与圆珠笔上都能见到,圆珠笔座基可以插或旋入护套管内,笔帽也能盖在圆珠笔座基上。
附图1为本实用新型所设计的多功能粉笔护套的结构示意图。图中1为笔帽,2圆珠笔芯,3圆珠笔底基,4粉笔,5管状护套,6粉笔座基,7旋扭,8粉笔刷,9笔刷帽。
可以看出,所设计的多功能粉笔书写护套用于粉笔书写时,不致污手,并与圆珠笔和粉笔刷结合为一体,对于教师的使用和携带极为方便。本实用新型可以用塑料制作。

Claims (3)

1、一种粉笔书写护套,有笔帽、粉笔、管状护套、粉笔座基及旋转升降机构组成,其特征在于:粉笔座基位于管状护套内部,粉笔能插在粉笔座基上被固定,护套外端部有一能旋转控制粉笔座基升降的旋扭,笔帽在护套的另一端。
2、根据权利要求1所述的护套,其特征在于:在旋扭的外端装有粉笔刷,并带有笔刷帽。
3、根据权利要求1或2所述的护套,其特征在于:在护套与笔帽之间连接有短形的圆珠笔座基。
CN 92220899 1992-09-28 1992-09-28 多功能粉笔书写护套 Expired - Lifetime CN2131700Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 92220899 CN2131700Y (zh) 1992-09-28 1992-09-28 多功能粉笔书写护套

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 92220899 CN2131700Y (zh) 1992-09-28 1992-09-28 多功能粉笔书写护套

Publications (1)

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CN2131700Y true CN2131700Y (zh) 1993-05-05

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CN 92220899 Expired - Lifetime CN2131700Y (zh) 1992-09-28 1992-09-28 多功能粉笔书写护套

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CN (1) CN2131700Y (zh)

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