CN2850958Y - 黑板擦 - Google Patents

黑板擦 Download PDF

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Publication number
CN2850958Y
CN2850958Y CN 200520094226 CN200520094226U CN2850958Y CN 2850958 Y CN2850958 Y CN 2850958Y CN 200520094226 CN200520094226 CN 200520094226 CN 200520094226 U CN200520094226 U CN 200520094226U CN 2850958 Y CN2850958 Y CN 2850958Y
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China
Prior art keywords
blackboard eraser
big roller
utility
model
sponge
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Expired - Fee Related
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CN 200520094226
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English (en)
Inventor
靖辰昱
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Individual
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Individual
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Priority to CN 200520094226 priority Critical patent/CN2850958Y/zh
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Publication of CN2850958Y publication Critical patent/CN2850958Y/zh
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Abstract

本实用新型涉及一种黑板擦,包括架体和大滚轮,为在架体前端设有小滚轮,架体的后端设有大滚轮,小滚轮上设有毛刷,大滚轮上设有海绵。本实用新型具有结构简单、使用方便,适用范围广泛等特点。

Description

黑板擦
技术领域  本实用新型涉及一种教学用品,尤其是一种黑板擦。
技术背景  现在使用的黑板擦常常导致粉灰到处飞扬,即对人体造成不良影响,又影响环境。
发明内容  本实用新型的目的是克服上述所说不足而提供一种结构简单的黑板擦。
为达到上述目的,本实用新型黑板擦,包括架体和大滚轮,为在架体前端设有小滚轮,架体的后端设有大滚轮,小滚轮上设有毛刷,大滚轮上设有海绵。
采用上述结构后,小滚轮上的毛刷与黑板接触带动大滚轮上的海绵转动,粉笔灰粘贴在海绵上,不会到处漂浮。
本实用新型的优点是:结构简单、使用方便,适用范围广泛等特点。
附图说明  图1为本实用新型黑板擦整体结构示意图。
具体实施方式  如图1示,本实用新型黑板擦,包括架体1和大滚轮2,为在架体1前端设有小滚轮3,架体1的后端设有大滚轮2,小滚轮3上设有毛刷3-1,大滚轮2上设有海绵2-1。小滚轮上的毛刷与黑板接触带动大滚轮上的海绵转动,粉笔灰粘贴在海绵上,不会到处漂浮。

Claims (1)

1、一种黑板擦,包括架体(1)和大滚轮(2),其特征是:在架体(1)前端设有小滚轮(3),架体(1)的后端设有大滚轮(2),小滚轮(3)上设有毛刷(3-1),大滚轮(2)上设有海绵(2-1)。
CN 200520094226 2005-12-07 2005-12-07 黑板擦 Expired - Fee Related CN2850958Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520094226 CN2850958Y (zh) 2005-12-07 2005-12-07 黑板擦

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520094226 CN2850958Y (zh) 2005-12-07 2005-12-07 黑板擦

Publications (1)

Publication Number Publication Date
CN2850958Y true CN2850958Y (zh) 2006-12-27

Family

ID=37584923

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520094226 Expired - Fee Related CN2850958Y (zh) 2005-12-07 2005-12-07 黑板擦

Country Status (1)

Country Link
CN (1) CN2850958Y (zh)

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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