Combined household fresh air dehumidification air conditioner

The utility model provides a combined household fresh air dehumidification air conditioner which comprises a box body, an air supply port, an air return port, an air exhaust port, an air inlet and a pressure-bearing heat preservation water tank, and a hot water heating coil pipe, a floor heating heat source coil pipe, a heat pump hot water coil pipe and a solar coil pipe are sequentially arrangedin the pressure-bearing heat preservation water tank from top to bottom. According to the heat pipe heat recovery principle, cold energy can be recovered, fresh air is pre-cooled and dehumidified firstly, condensation heat generated in the dehumidification process of the evaporator can heat water in the water tank, a hot water coil pipe is arranged for floor heating, domestic hot water and an airoutlet, the air outlet temperature is accurately controlled, the comfort level is improved, air channels are independently separated, cross contamination is prevented, and the service life of the airconditioner is prolonged. I