Screw pump brief introduction
Screw pump is a kind of rotary pump. Its transferring liquid or increasing pressure relays on space change between pump body and screw bar. According to screw bar quantity screw pumps including single screw pumps, dual screw pumps and triplex screw pump. When positive bar rotate will force the negative bar rotate together then the screw engagement space at suction end will be increased and pressure will be smaller. Aipu screw pump structure One set of screw pump is composed…