The utility model relates to an air conditioner outdoor unit belongs to
air conditioning technical field, and the air conditioner outdoor unit includes the casing,
heat exchanger, compressor and fan, the fan, compressor are arranged in the casing inside, and the fan is located at the leeward side of
heat exchanger, and the air outlet side of fan is set to the air outlet, and the fan includes motor and fan, and the fan includes mounting disc, blade, first reinforcing part and second reinforcing part, wherein, the motor output shaft is connected at the axle center of mounting disc, and the blade is set on the outer circumferential wall of mounting disc, the first reinforcing part is set to the side of mounting disc towards the motor, and the second reinforcing part is set to the side of mounting disc away from the first reinforcing part, the first reinforcing part and second reinforcing part all are provided with a plurality, and the first reinforcing part and second reinforcing part are set in the circumferential direction of mounting disc and are staggered, in the application, through setting first reinforcing part and second reinforcing part, the improvement of mounting disc structure strength is realized to the strength requirement of axial flow fan.