CN202186178U - 新型黑板 - Google Patents

新型黑板 Download PDF

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Publication number
CN202186178U
CN202186178U CN2011202846793U CN201120284679U CN202186178U CN 202186178 U CN202186178 U CN 202186178U CN 2011202846793 U CN2011202846793 U CN 2011202846793U CN 201120284679 U CN201120284679 U CN 201120284679U CN 202186178 U CN202186178 U CN 202186178U
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China
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CN2011202846793U
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张兹涵
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张兹涵
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Abstract

新型黑板,其特征是:在黑板的背面安装一个外圈、一个内圈、一组钢球,在黑板背面安装旋转结构,使黑板可以转动,更便于绘图和书写。

Description

新型黑板
技术领域
[0001] 本实用新型涉及一种新型黑板。 背景技术
[0002] 现有的黑板没有旋转的功能。 发明内容
[0003] 本实用新型的目的就是要解决现有的黑板不能旋转的问题。
[0004] 本实用新型采用的技术方案是:新型黑板,其特征是:在黑板的背面安装一个外圈、一个内圈、一组钢球。
[0005] 本实用新型的有益效果是:在黑板背面安装旋转结构,使黑板可以转动,更便于绘图和书写。
附图说明
[0006] 下面结合附图和实例对本实用新型作进一步详细说明。
[0007] 图为本实用新型的结构示意图。
[0008] 图中:1、黑板,2、外圈,3、钢球,4、内圈。
具体实施方式
[0009] 如图,新型黑板,其特征是:在黑板1的背面安装一个外圈2、一个内圈4、一组钢球 3。
[0010] 通过在黑板背面安装旋转结构,使黑板可以转动,更便于绘图和书写。

Claims (1)

1.新型黑板,其特征是:在黑板的背面安装一个外圈、一个内圈、一组钢球。
CN2011202846793U 2011-08-05 2011-08-05 新型黑板 Expired - Fee Related CN202186178U (zh)

Priority Applications (1)

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CN2011202846793U CN202186178U (zh) 2011-08-05 2011-08-05 新型黑板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202846793U CN202186178U (zh) 2011-08-05 2011-08-05 新型黑板

Publications (1)

Publication Number Publication Date
CN202186178U true CN202186178U (zh) 2012-04-11

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Family Applications (1)

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CN2011202846793U Expired - Fee Related CN202186178U (zh) 2011-08-05 2011-08-05 新型黑板

Country Status (1)

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CN (1) CN202186178U (zh)

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120411

Termination date: 20120805

C17 Cessation of patent right