Disclosed is an internal ventilation interactive combined ceiling electric appliance, which comprises a ventilator and an internal circulation component, the ventilator comprises a tank body, a wind passage, a wind wheel, a motor and a panel, the internal circulation component comprises a tank body and a panel, the wind passage of the ventilator is provided with an ventilation interface, and the ventilation interface is connected with a ventilating pipe which opens outdoors. The internal ventilation interactive combined ceiling electric appliance is characterized in that the wind passage of the ventilator is further equipped with an internal circulation interface, and the internal circulation interface is connected with the tank body of the internal circulation component via the ventilating pipe. Because the wind passage of the ventilator is equipped with the ventilation interface and the internal circulation interface, the ventilation interface of the wind passage is connected with the ventilating pipe opening outdoors, the internal circulation interface of the wind passage is communicated with the internal circulation component via the ventilating pipe, and the wind wheel driven by the bidirectional motor can realize ventilation and internal circulation ventilation of optional positions.