Motor support of low-temperature air source heat pump unit

The utility model discloses a motor support of a low-temperature air source heat pump unit, and particularly relates to the technical field of low-temperature air source heat pumps, which comprises a support body, a top plate and a bottom plate are respectively arranged at the top and the bottom of the support body, and both the top plate and the bottom plate are fixedly connected with the support body. A first ventilation opening, a first receding hole, a second ventilation opening, a third ventilation opening, a second receding hole and a fourth ventilation opening are sequentially formed in the outer wall of one side of the support body from top to bottom, and a first connecting part and a second connecting part are arranged on the side, away from the top plate and the bottom plate, of the support body. According to the motor support, the first connecting part and the second connecting part are sequentially arranged on the back face of the support body from top to bottom, when the motor support is fixed to