CN2820559Y - 粉笔套 - Google Patents

粉笔套 Download PDF

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Publication number
CN2820559Y
CN2820559Y CN 200520091184 CN200520091184U CN2820559Y CN 2820559 Y CN2820559 Y CN 2820559Y CN 200520091184 CN200520091184 CN 200520091184 CN 200520091184 U CN200520091184 U CN 200520091184U CN 2820559 Y CN2820559 Y CN 2820559Y
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China
Prior art keywords
pen container
chalk
groove
utility
model
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Expired - Fee Related
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CN 200520091184
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English (en)
Inventor
修宇轩
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Individual
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Individual
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Priority to CN 200520091184 priority Critical patent/CN2820559Y/zh
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Publication of CN2820559Y publication Critical patent/CN2820559Y/zh
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Abstract

本实用新型涉及一种粉笔套，包括外套，为在外套设有内螺纹，外套内设有笔筒，笔筒上设有凹槽，凹槽内设有滑块，笔筒内设有推筒，推筒与滑块连接。本实用新型具有结构简单、使用方便，能够与粉笔配套使用，避免了污染教师的手，改善了教师的工作环境。

Description

粉笔套
技术领域    本实用新型涉及一种文具用品，尤其是一种粉笔套。
技术背景    众所周知，当手持粉笔在黑板上写字时，手会被粉笔所污染。
发明内容    本实用新型的目的是提供一种能够与粉笔配套使用的粉笔套。
为达到上述目的，本实用新型粉笔套，包括外套，为在外套设有内螺纹，外套内设有笔筒，笔筒上设有凹槽，凹槽内设有滑块，笔筒内设有推筒，推筒与滑块连接。
本实用新型的优点是：结构简单、使用方便，能够与粉笔配套使用，避免了污染教师的手，改善了教师的工作环境。
附图说明    图1为本实用新型粉笔套整体结构示意图。
具体实施方式  如图1示，本实用新型粉笔套，包括外套1，为在外套1设有内螺纹，外套1内设有笔筒2，笔筒2上设有凹槽3，凹槽3内设有滑块5，笔筒2内设有推筒4，推筒4与滑块5连接。

Claims (1)

1、一种粉笔套，包括外套(1)，其特征是：在外套(1)设有内螺纹，外套(1)内设有笔筒(2)，笔筒(2)上设有凹槽(3)，凹槽(3)内设有滑块(5)，笔筒(2)内设有推筒(4)，推筒(4)与滑块(5)连接。
CN 200520091184 2005-06-08 2005-06-08 粉笔套 Expired - Fee Related CN2820559Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520091184 CN2820559Y (zh) 2005-06-08 2005-06-08 粉笔套

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520091184 CN2820559Y (zh) 2005-06-08 2005-06-08 粉笔套

Publications (1)

Publication Number Publication Date
CN2820559Y true CN2820559Y (zh) 2006-09-27

Family

ID=37017110

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520091184 Expired - Fee Related CN2820559Y (zh) 2005-06-08 2005-06-08 粉笔套

Country Status (1)

Country Link
CN (1) CN2820559Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110861429A (zh) * 2018-08-28 2020-03-06 成都友谊教学设备有限公司 一种教学用粉笔套

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110861429A (zh) * 2018-08-28 2020-03-06 成都友谊教学设备有限公司 一种教学用粉笔套

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C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee