The utility model discloses an automatic change electric heat and air -dry smoke stove, including the door body, furnace body, surge chamber and fog generator, furnace body left side surface mounting has the control box, surface mounting has a body before the furnace body, door body surface mounting has the observation window, the handle is installed on door body surface face right side, the surge chamber is installed to door body top, surge chamber surface mounting has the seal groove, and installs the pilot lamp above the seal groove, steam joint is installed to the furnace body top, the motor is installed to furnace body top, and the motor right side installs the exhaust port, the stabilizer blade is installed to the furnace body below, smoke transducer is installed on furnace body internal surface right side, furnace body internally mounted smokes the peg. The utility model discloses an installation two smoke guide hole, can be comprehensive to the food effect of smoking to making the velocity of flow of smog even relatively, the large deviation can appearing, feasible quality of smoking is more perfect.