The hollow fiber filter ultrafiltration adopts screw slip-joint.It mainly separates arganic materal, colloid, ultra-small particle, bacterium; Also in micro molecule substance such as mote solvent in liquor, which make macromolecule, colloid and mote etc withhold on the film surface; then substance cycle to flow to form concentration liquid and reach the aim of separation, concentration and purification of substance. It has good effect on cleaning, sterilizing and concentrating bimolecule material. Ultrafiltration film filtering between micro-filtering and manometer-filter, which is applied to separation, concentration and purification of substance.The general super filter device needs fixing pump and chemical cleaning device.