OIL-COOLED SCREW COMPRESSOR AND OIL SUPPLY METHOD THEREOF

摘要

PROBLEM TO BE SOLVED: To improve a sealing effect of oil in an oil-cooled screw compressor.SOLUTION: An oil-cooled screw compressor comprises: a male rotor 16a that includes a plurality of teeth; a female rotor that engages with the male rotor 16a; a rotor oil supply port 24 that supplies oil to the male rotor 16a and the female rotor; an oil supply pipe 14 fluidically connected to the rotor oil supply port 24; and a boost converter 10 arranged in the oil supply pipe 14 to increase an oil supply speed from the rotor oil supply port 24.SELECTED DRAWING: Figure 2