Energy-saving cold and heat recovery air conditioner

The invention relates to an energy-saving cold and heat recovery air conditioner which can be used for indoor constant temperature or fixed temperature regulation and control, the energy-saving cold and heat recovery air conditioner is provided with a machine body and comprises an air inlet, an air outlet and an air flow path which is connected with the air inlet and the air outlet; a cold and heat recovery wheel group which is arranged in the machine body between the air inlet and the air outlet and provided with a rotary shaft, a wheel body and a transmission unit, wherein, the wheel body is provided with a plurality of ventilation pores and pore walls, the transmission unit drive the wheel body; an air cooling dehumidification coil which is arranged in the air flow path at the back end of the cold and heat recovery wheel group at the back end of the air inlet; and an air supply vehicle which is arranged in the air flow path between the back end of the air cooling dehumidification coil and the cold and heat