Household garbage pyrolysis carbonization furnace

The utility model relates to the technical field of garbage pyrolysis carbonization furnaces, in particular to a household garbage pyrolysis carbonization furnace which comprises an inner chamber, a return pipe and a combustion chamber, an outer chamber is arranged outside the inner chamber, the combustion chamber is arranged on one side of the outer chamber, and a flame guide gun is arranged at the upper end of the front of the combustion chamber. The end, away from the combustion chamber, of the flame guide gun is provided with a gas guide pipe, the other end of the gas guide pipe is fixedly connected to a fuel gas box, the backflow pipe is arranged below the gas guide pipe, the back of the inner chamber is provided with a rear door, a top door is arranged above the inner chamber, and sealing strips are arranged on the periphery of the top door and the periphery of the rear door. The sealing strip is attached to the top end of the inner chamber more and more tightly along with continuous reduction of air pr