Multistage gas compressor's drive arrangement

The utility model provides a multistage gas compressor's drive arrangement, sets up in the installation cavity of compressor machine case, including power portion, drive mechanism and piston, and its characterized in that, power portion includes motor and bent axle, and the power output shaft and the bent axle of motor are associative, be provided with a crank throw on the bent axle, drive mechanism sets up on this crank throw, drive mechanism includes multistage link mechanism, multistage link mechanism and gas compressor's the same and one -to -one setting of multistage cylinder figure, multistage link mechanism includes the connecting rod, the connecting rod includes the axostylus axostyle, and the one end of axostylus axostyle is equipped with a collar, and the other end of axostylus axostyle is equipped with a coupling ring, the hookup of coupling ring and piston drive, collar and crankshaft drive hookup, be equipped with one and be stained with the beam hanger on one of them connecting rod of link mecha