The utility model provides an energy -concerving and environment -protective coal -fired hot -air heating stove, furnace body top one side of coal -fired hot -air heating stove is equipped with the chimney, set up heat transfer device in the chimney, the chimney outside sets up air gas distribution device, heat transfer device includes tube side and shell side, and the tube side leads to the fluegas that circulates, shell side and air air distribute device intercommunication in the chimney. The utility model discloses a set up heat transfer device in the chimney of coal -fired hot -air heating stove, retrieve the interior air of heat heating chamber in the flue gas, simultaneously, be in the outside package air guide sleeve of furnace body of coal -fired hot -air heating stove can effective control semicoke combustion area and flue gas burn -out zone's temperature, and the air that is heated is still useful in indoor heating to reach air heating cyclic utilization in the room.