Air energy hot water module machine

The invention discloses an air energy hot water module machine. The air energy hot water module machine comprises a heat exchanger, a refrigerant circulation part connected to the refrigerant circulation side of the heat exchanger, and a water circulation part connected to the water circulation side of the heat exchanger, wherein the refrigerant circulation part comprises a liquid storage device connected to a port B of the heat exchanger, and a first expansion valve and a second expansion valve which are connected to the liquid storage device and used for being connected to an indoor heat exchanger and an outdoor heat exchanger respectively; the water circulation part comprises a first throttle valve and a three-way valve; an inlet of the three-way valve is connected to a tap water inletend and a water return end and used for switching water inlet between the tap water inlet end and the water return end; an inlet of the first throttle valve is connected to an outlet of the three-wayvalve, and an outlet of th