Solar air source heat pump

The utility model belongs to the technical field of the refrigeration heats, a solar air source heat pump is provided, include: solar collector, air source heat pump, third liquid / liquid heat exchanger and customer side device, solar collector connects air source heat pump and the customer side device, air source heat pump includes: a plurality of air -cooled heat exchangers and heat pump set, a plurality of air -cooled heat exchangers are connected through first liquid pump heat pump set, heat pump set connects the customer side device, the customer side device passes through third liquid / liquid heat exchanger is connected a plurality of air -cooled heat exchangers. Through adopting a plurality of air -cooled heat exchangers, utilize the air -cooled heat exchanger that need not defrost to absorb air heat energy, prepare hot water through heat pump set, defrost in letting in the air -cooled heat exchanger of treating the defrosting, guaranteed the reliability of defrosting to improve the effect of defrosting, simultaneously, guaranteed the continuation of heat supply in the defrosting.