CN201824735U - 新型黑板擦 - Google Patents

新型黑板擦 Download PDF

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Publication number
CN201824735U
CN201824735U CN2010205327036U CN201020532703U CN201824735U CN 201824735 U CN201824735 U CN 201824735U CN 2010205327036 U CN2010205327036 U CN 2010205327036U CN 201020532703 U CN201020532703 U CN 201020532703U CN 201824735 U CN201824735 U CN 201824735U
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张颖
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Shenyang Normal University
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Shenyang Normal University
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Abstract

新型黑板擦,在黑板的下端设有滑轨,第一滑杆,第二滑杆,第三滑杆和第四滑杆在滑轨内滑动。黑板的左上端设有第一黑板擦,第一滑杆与第一黑板擦连接。黑板的左下端设有第二黑板擦,第二滑杆与第二黑板擦连接。黑板的右上端设有第三黑板擦,第三滑杆与第三黑板擦连接。黑板的右下端设有第四黑板擦,第四滑杆与第四黑板擦连接。本实用新型分别用不同的黑板擦来擦黑板的不同区域,从而解决了大黑板难擦的问题。

Description

新型黑板擦 
技术领域:本实用新型涉及一种黑板擦。 
背景技术:由于人的身高的限制,对于较大的黑板擦起来往往很费力。 
发明内容:针对上述现有技术的不足,本实用新型提供了一种可方便擦大黑板的新型黑板擦。 
为实现上述目的,本实用新型采用的技术方案是:新型黑板擦,在黑板的下端设有滑轨,第一滑杆,第二滑杆,第三滑杆和第四滑杆在滑轨内滑动。黑板的左上端设有第一黑板擦,第一滑杆与第一黑板擦连接。黑板的左下端设有第二黑板擦,第二滑杆与第二黑板擦连接。黑板的右上端设有第三黑板擦,第三滑杆与第三黑板擦连接。黑板的右下端设有第四黑板擦,第四滑杆与第四黑板擦连接。 
本实用新型分别用不同的黑板擦来擦黑板的不同区域,从而解决了大黑板难擦的问题。 
附图说明:
图1是本实用新型的结构示意图。 
具体实施方式:
如图1所示,新型黑板擦,在黑板1的下端设有滑轨10,第一滑杆6,第二滑杆7,第三滑杆9和第四滑杆8在滑轨10内滑动。黑板1的左上端设有第一黑板擦2,第一滑杆6与第一黑板擦2连接。黑板1 的左下端设有第二黑板擦3,第二滑杆7与第二黑板擦3连接。黑板1的右上端设有第三黑板擦5,第三滑杆9与第三黑板擦5连接。黑板1的右下端设有第四黑板擦4,第四滑杆8与第四黑板擦4连接。 
使用时,通过控制第一滑杆6,第二滑杆7,第三滑杆9和第四滑杆8来控制第一黑板擦2,第二黑板擦3,第三年黑板擦5和第四黑板擦4来擦出黑板上的左上,左下,右上和右下不同的局域来擦干净整个黑板1。 

Claims (1)

1.新型黑板擦,其特征在于:在黑板的下端设有滑轨,第一滑杆,第二滑杆,第三滑杆和第四滑杆在滑轨内滑动;黑板的左上端设有第一黑板擦,第一滑杆与第一黑板擦连接;黑板的左下端设有第二黑板擦,第二滑杆与第二黑板擦连接;黑板的右上端设有第三黑板擦,第三滑杆与第三黑板擦连接;黑板的右下端设有第四黑板擦,第四滑杆与第四黑板擦连接。 
CN2010205327036U 2010-09-17 2010-09-17 新型黑板擦 Expired - Fee Related CN201824735U (zh)

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CN2010205327036U CN201824735U (zh) 2010-09-17 2010-09-17 新型黑板擦

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Application Number Priority Date Filing Date Title
CN2010205327036U CN201824735U (zh) 2010-09-17 2010-09-17 新型黑板擦

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CN201824735U true CN201824735U (zh) 2011-05-11

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CN2010205327036U Expired - Fee Related CN201824735U (zh) 2010-09-17 2010-09-17 新型黑板擦

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CN (1) CN201824735U (zh)

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Granted publication date: 20110511

Termination date: 20110917