Novel indoor electric appliance cooling device

The utility model discloses a novel indoor electric appliance cooling device. The device comprises a temperature controller, a temperature sensor, a fan cover, an indoor air duct, an axial flow fan, an outdoor air duct and a dustproof protective cover, the fan cover is arranged above the indoor electric appliance; the top of the fan cover is connected with one port of the indoor air duct; the other port of the indoor air duct is connected with an air inlet of the outdoor air duct through a bent pipe; a dustproof protective cover is arranged at an air outlet of the outdoor air duct; the axial flow fan is arranged at the joint of the indoor air duct and the bent pipe; the temperature sensor is arranged at the heating position of an indoor electric appliance, the output end of the temperaturesensor is connected with the temperature controller arranged on the side face of the fan cover through a circuit, opening and closing of the axial flow fan are controlled by an electric control circuit and connected with a b