真(zhen)(zhen)(zhen)空(kong)(kong)帶(dai)式過(guo)濾機采用(yong)了(le)固(gu)定真(zhen)(zhen)(zhen)空(kong)(kong)盒，膠(jiao)帶(dai)在真(zhen)(zhen)(zhen)空(kong)(kong)盒上滑動，真(zhen)(zhen)(zhen)空(kong)(kong)盒與膠(jiao)帶(dai)間構(gou)成運(yun)動密封的結構(gou)型式，以真(zhen)(zhen)(zhen)空(kong)(kong)負壓為(wei)推動力實現固(gu)液分離的設備。

真空(kong)(kong)(kong)帶式過濾(lv)(lv)(lv)機(ji)的(de)(de)工作(zuo)原理就是(shi)利用(yong)真空(kong)(kong)(kong)泵(beng)對(dui)轉(zhuan)(zhuan)動的(de)(de)濾(lv)(lv)(lv)布(bu)(bu)抽(chou)(chou)取真空(kong)(kong)(kong)，濾(lv)(lv)(lv)料均勻的(de)(de)加在(zai)濾(lv)(lv)(lv)布(bu)(bu)上隨(sui)濾(lv)(lv)(lv)布(bu)(bu)轉(zhuan)(zhuan)動，底部的(de)(de)過濾(lv)(lv)(lv)機(ji)真空(kong)(kong)(kong)室在(zai)真空(kong)(kong)(kong)泵(beng)的(de)(de)作(zuo)用(yong)下抽(chou)(chou)取真空(kong)(kong)(kong)，將濾(lv)(lv)(lv)布(bu)(bu)上的(de)(de)濾(lv)(lv)(lv)料中(zhong)水分抽(chou)(chou)出，干的(de)(de)濾(lv)(lv)(lv)料隨(sui)濾(lv)(lv)(lv)布(bu)(bu)轉(zhuan)(zhuan)動到刮(gua)板處被刮(gua)板刮(gua)掉直接落入(ru)運輸車輛。

真(zhen)(zhen)空(kong)(kong)帶(dai)式過(guo)濾(lv)(lv)機(ji)在(zai)礦山的(de)使用現場真(zhen)(zhen)空(kong)(kong)帶(dai)式過(guo)濾(lv)(lv)機(ji)以濾(lv)(lv)布(bu)(bu)為過(guo)濾(lv)(lv)介質，是(shi)充分(fen)利用物料重力(li)和真(zhen)(zhen)空(kong)(kong)吸力(li)實(shi)現固液(ye)(ye)分(fen)離的(de)分(fen)離設備。采用整(zheng)體的(de)環形(xing)(xing)橡膠(jiao)帶(dai)作為真(zhen)(zhen)空(kong)(kong)室。環形(xing)(xing)膠(jiao)帶(dai)由(you)(you)電機(ji)拖動連續運行(xing)，濾(lv)(lv)布(bu)(bu)鋪敷在(zai)膠(jiao)帶(dai)上(shang)(shang)與之(zhi)同步運行(xing)，膠(jiao)帶(dai)與真(zhen)(zhen)空(kong)(kong)滑臺(tai)上(shang)(shang)的(de)環形(xing)(xing)摩擦帶(dai)接觸并(bing)(bing)形(xing)(xing)成(cheng)水密封。料漿由(you)(you)布(bu)(bu)料器均(jun)勻地(di)分(fen)布(bu)(bu)在(zai)濾(lv)(lv)布(bu)(bu)上(shang)(shang)。當真(zhen)(zhen)空(kong)(kong)式接通真(zhen)(zhen)空(kong)(kong)系統時，在(zai)膠(jiao)帶(dai)上(shang)(shang)形(xing)(xing)成(cheng)真(zhen)(zhen)空(kong)(kong)抽濾(lv)(lv)區，濾(lv)(lv)液(ye)(ye)穿過(guo)濾(lv)(lv)布(bu)(bu)經膠(jiao)帶(dai)上(shang)(shang)的(de)溝槽匯(hui)合并(bing)(bing)由(you)(you)小孔進入真(zhen)(zhen)空(kong)(kong)室，固體顆粒被截留在(zai)濾(lv)(lv)布(bu)(bu)上(shang)(shang)形(xing)(xing)成(cheng)濾(lv)(lv)餅。