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发明名称
滚动式除尘黑板擦
摘要
一种滚动式除尘黑板擦,主要解决黑板擦的粉尘收集,防止污染环境问题,主要结构为其外壳为矩形箱体,上表面露有擦拭粉末的毛毡或丝麻的带体,该带体在壳体内呈三角环状形,在带体的两腰面与振刮板相接,在振刮板下方设有粉尘收集漏斗箱。该黑板擦通过带体的传动自动除掉粉尘,能不间断地进行,其特点是成本低,牢固耐用,可更换零件,寿命长,广泛适用于院校及单位的教室,讲演厅和墙板报使用。
申请公布号
CN2291317Y
申请公布日期
1998.09.16
申请号
CN97223353.9
申请日期
1997.05.31
申请人
王军涛
发明人
王军涛
分类号
B43L21/02
主分类号
B43L21/02
代理机构
代理人
主权项
一种滚动式除尘黑板擦,包括除尘的毛毡,其特征是:黑板擦的外壳体呈矩形体,其上端面为开口处露有除尘的带体(1),该带体在壳体内由至少十一个间隔距离的滚动轴(2)将其支撑成三角形状,其最大的角度为90°-120°,带体的宽度与壳体的上开口的宽度相同,带体的下底面为软塑料体,其上粘合有丝麻或毛毡,其软塑料体两边露有齿牙边与长形齿柄(3)相咬合;其下部与振刮器(6)相接触,振刮器连接处的下端有一弹性半圆形支撑架(7)在支撑架的下端有一软体漏斗,三角档块(9)设在长形齿柄上部,在带体两边齿牙边上方封有护板(11)。
地址
162883内蒙古自治区英旗五宝山乡民兴村二组王永安转王军涛
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