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发明名称
片状筛
摘要
片状筛属粗集料的筛分、检测设备。用条形型材组合平面或空间结构的条形筛孔,其最小截面由平行长直线为主围成封闭曲线;构成JD型、TC型、HL型和组合筛。为改善砼的薄弱区和均匀性,为制造高效多功能砼、精确型生态砼提供无缺陷集料;要求粗集料的最佳粒型取各向等径的凸多边形,或双向近似等径的粗针状集料;形成流动性、均匀性、密实性和强度都好的级配。危害最大的片状和细针状集料由此筛筛弃后可制造附加值更高的产品。
申请公布号
CN2438517Y
申请公布日期
2001.07.11
申请号
CN99252255.2
申请日期
1999.12.27
申请人
刘安子
发明人
刘安子
分类号
B07B1/00
主分类号
B07B1/00
代理机构
代理人
主权项
1、一种片状筛,由曲面、平行平面、或二者组合,围成筛框;筛网的筛孔由板材冲压、其特征为:条形的筛孔也可由型材组合成平面或空间结构;由位于网面、网底或其间的、且平行于筛网中心层的层面,与筛孔相截,所得孔截面中的最小闭合曲线,是由两条平行直线作为长边,其两端由直线、折线、或弧线围成条形筛孔;有JD型、TC型、HL型等三种筛型;组合筛的首层是常规筛型,下层由上述三种筛型中,选用1-2种筛型组成。
地址
200001上海市厦门路136弄45号
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