CN2880525Y - 防尘黑板 - Google Patents

防尘黑板 Download PDF

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Publication number
CN2880525Y
CN2880525Y CN 200620094880 CN200620094880U CN2880525Y CN 2880525 Y CN2880525 Y CN 2880525Y CN 200620094880 CN200620094880 CN 200620094880 CN 200620094880 U CN200620094880 U CN 200620094880U CN 2880525 Y CN2880525 Y CN 2880525Y
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China
Prior art keywords
blackboard
utility
model
sleeved
flexible material
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Expired - Fee Related
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CN 200620094880
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English (en)
Inventor
刘艾国
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Individual
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Individual
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Priority to CN 200620094880 priority Critical patent/CN2880525Y/zh
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Abstract

本实用新型公开了一种防尘黑板,由柔性材料制成的环形黑板套装在上、下两根滚筒上,毛刷与黑板的后面保持接触,其中一根滚筒与电机连接,本实用新型可防止粉尘飞扬,使用方便、卫生。

Description

防尘黑板
技术领域
本实用新型涉及一种防尘黑板。
背景技术
现有的黑板上写满字后,一般用黑板刷擦去字,粉尘很大。
发明内容
本实用新型的目的是针对现有产品的不足,提供一种防尘黑板。
本实用新型所采用的技术方案是:一种防尘黑板,由柔性材料制成的环形黑板3套装在上、下两根滚筒1、2上,毛刷4与黑板3的后面保持接触,其中一根滚筒与电机连接。
由于采用上述结构,使用时,当黑板前面写满字时,启动电机使黑板转动,黑板上的字迹在后面被毛刷擦去,所以本实用新型可以防止粉尘飞扬。
附图说明
下面结合附图和实施例作进一步说明。
图1是本实用新型的结构示意图。
其中,图1兼作摘要附图。
具体实施方式
图1所示的是一个实施例,一种防尘黑板,由柔性材料制成的环形黑板3套装在上、下两根滚筒1、2上,毛刷4与黑板3的后面保持接触,下滚筒2与电机连接。
使用时,使用时,当黑板前面写满字时,启动电机使黑板转动,黑板上的字迹在后面被毛刷擦去,防止粉尘飞扬。

Claims (1)

1、一种防尘黑板,其特征在于:由柔性材料制成的环形黑板(3)套装在上、下两根滚筒(1)、(2)上,毛刷(4)与黑板(3)的后面保持接触,其中一根滚筒与电机连接。
CN 200620094880 2006-01-06 2006-01-06 防尘黑板 Expired - Fee Related CN2880525Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620094880 CN2880525Y (zh) 2006-01-06 2006-01-06 防尘黑板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620094880 CN2880525Y (zh) 2006-01-06 2006-01-06 防尘黑板

Publications (1)

Publication Number Publication Date
CN2880525Y true CN2880525Y (zh) 2007-03-21

Family

ID=37880364

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620094880 Expired - Fee Related CN2880525Y (zh) 2006-01-06 2006-01-06 防尘黑板

Country Status (1)

Country Link
CN (1) CN2880525Y (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275426A (zh) * 2011-08-05 2011-12-14 安吉县天荒坪镇中学 一种黑板结构

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102275426A (zh) * 2011-08-05 2011-12-14 安吉县天荒坪镇中学 一种黑板结构

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C17 Cessation of patent right
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Granted publication date: 20070321