CN87200329U - 笔筒式自动起跳粉笔盒 - Google Patents

笔筒式自动起跳粉笔盒 Download PDF

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Publication number
CN87200329U
CN87200329U CN 87200329 CN87200329U CN87200329U CN 87200329 U CN87200329 U CN 87200329U CN 87200329 CN87200329 CN 87200329 CN 87200329 U CN87200329 U CN 87200329U CN 87200329 U CN87200329 U CN 87200329U
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pen container
chalk box
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containers
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CN 87200329
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吴智才
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Priority to CN 87200329 priority Critical patent/CN87200329U/zh
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Abstract

为任课教师提供一种新颖结构的笔筒式自动起跳粉笔盒,其特征在于圆周有12个粉笔筒,筒内底部有弹簧,通过粉笔压盖与粉笔筒的活动可使粉笔自动跳出。平时可作为笔筒使用,是一种别致美观的两用粉笔盒,既讲卫生又方便适用。

Description

用于教学,为任课教师盛装粉笔使用,粉笔盒对于任课教师是必不可少的东西。但多少年以来一直没有一个有特点的盛装粉笔的器具为教师使用。
本发明的目的在于:为任课教师提供一种结构新颖,美观不俗,既讲究卫生又方便适用的笔筒式自动起跳粉笔盒。平时放在桌子上可作为笔筒使用,拿到课堂上又是可以自动起跳的粉笔盒。该盒的圆周有12个粉笔装筒,可装12支粉笔,每转动一次可同时有两只粉笔跳出,一般够一节课使用,剩余的大粉笔头可放入中间的笔筒内备用。
本发明的技术方案是:用塑性材料注塑成型粉笔装筒(3)在粉笔筒底部装有弹簧(5)套在塑性材料成型笔筒主体(1)上,压上粉笔压盖(2)用胶贴固即成。
图1是笔筒式自动起跳粉笔盒示意图,
本发明的最佳实施方案是:用塑料成型粉笔装筒(3),在粉笔装筒底部装有弹簧(5),把粉笔装筒(3)套在塑料成型笔筒主体(1)上,压上粉笔压盖(2)用胶与笔筒主体(1)贴固。

Claims (3)

1、一种包括笔筒体(1),粉笔压盖(2),粉笔筒(3),和在粉笔筒底的弹簧(5)所构成的笔筒式自动起跳粉笔盒,其特征在于:粉笔筒(3)底部有弹簧(5)。
2、根据权利要求1所述的笔筒式自动起跳粉笔盒,其特征在于:笔筒体(1)带有能插各种笔的笔筒。
3、根据权利要求1所述的笔筒式自动起跳粉笔盒,其特征在于:粉笔筒(3)与粉笔压盖(2)是可以活动的。
CN 87200329 1987-01-10 1987-01-10 笔筒式自动起跳粉笔盒 Pending CN87200329U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 87200329 CN87200329U (zh) 1987-01-10 1987-01-10 笔筒式自动起跳粉笔盒

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 87200329 CN87200329U (zh) 1987-01-10 1987-01-10 笔筒式自动起跳粉笔盒

Publications (1)

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CN87200329U true CN87200329U (zh) 1988-01-06

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Family Applications (1)

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CN 87200329 Pending CN87200329U (zh) 1987-01-10 1987-01-10 笔筒式自动起跳粉笔盒

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CN (1) CN87200329U (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104042019A (zh) * 2014-06-20 2014-09-17 南京理工大学 一种粉笔盒
CN106114028A (zh) * 2016-08-31 2016-11-16 叶芳 一种转盘式笔筒
CN108703553A (zh) * 2018-08-28 2018-10-26 广东海翔教育科技有限公司 一种教育科技用演示装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104042019A (zh) * 2014-06-20 2014-09-17 南京理工大学 一种粉笔盒
CN104042019B (zh) * 2014-06-20 2015-09-16 南京理工大学 一种粉笔盒
CN106114028A (zh) * 2016-08-31 2016-11-16 叶芳 一种转盘式笔筒
CN108703553A (zh) * 2018-08-28 2018-10-26 广东海翔教育科技有限公司 一种教育科技用演示装置

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