Air source heat pump unit

The invention is applicable to the technical field of air source heat pumps, and provides an air source heat pump unit which comprises a box body and a heat pump main body mounted in the box body, an air inducing device is arranged at the top of the box body, and an air inlet window corresponding to the evaporator is formed in the side part of the box body; an air inlet channel corresponding to the air inlet window is arranged on the inner side of the box body, and a filtering device is arranged in the air inlet channel; the filter device comprises a filter screen body fixedly arranged in the air inlet channel, a filter screen part is arranged on the filter screen body, and a collecting cavity located below the filter screen body is further formed in the inner side of the box body. According to the air source heat pump unit provided by the invention, through the arranged filtering device, air entering the box body can be filtered, and the situation that all core parts of the heat pump main body in the box bod