Air suspension centrifugal refrigeration compressor

The utility model is suitable for the technical field of centrifugal refrigeration compressors, and provides an air suspension centrifugal refrigeration compressor which comprises a shell assembly, and a motor assembly and an impeller assembly are arranged in an inner cavity of the shell assembly. The shell assembly comprises a main machine shell, and a shell pressing guide cover is fixed to one end of the main machine shell. The motor assembly comprises a motor stator and a motor rotor, the motor stator is connected to the inner wall of the main machine shell in an embedded mode through the main machine shell, and an air bearing and a bearing seat which are matched are installed at the two ends of the motor rotor. A heat dissipation channel is further arranged in the main machine shell, one end of the heat dissipation channel is communicated with the auxiliary air inlet hole, and the other end of the heat dissipation channel is communicated with the bearing seat at least through the main machine shell insert