喷射式浮选机浸没式充气搅拌装置结构参数的试验  

Study on structure parameters of sumerged aeration mixing device in a jet-type flotation machine

作　　者：江明东[1] 王微微[1] 闫锐敏 李新丽[1] 张世龙[1] 吴大为[1] 

机构地区：[1]唐山国华科技有限公司,河北唐山063020

出　　处：《洁净煤技术》2011年第1期18-21,共4页Clean Coal Technology

摘　　要：介绍了浸没式充气搅拌装置的结构,并与长喉管充气搅拌装置进行对比。通过浸没式充气搅拌装置结构参数的优化试验,确定了喉管内径、喉管长度及喉管出口至假底的距离3个参数。FJCA系列浮选机充气性能等指标达到了较高水平,具有使用寿命长、维护工作量小等特点,在多个选煤厂得到了推广应用。Introduce the structure of submerged aeration mixing device and comparison with that of long venturi pipe mixing device.Three parameters of venturi pipe including inner diameter,pipe length and distance between pipe outlet and false bottom are determined in optimization experiments of submerged aeration mixing device.FJCA series flotation machine aeration performance index has reached a high level,with characteristics of long service life and easy maintenance etc,and has been promoted in coal preparation plants.

关 键 词：浸没式 充气搅拌装置 浮选机 充气性能 

分 类 号：TD456[矿业工程—矿山机电]