Carbonization furnace

The utility model provides a carbonization furnace, which relates to the technical field of carbonization furnaces and comprises a main frame, a carbonization bin is arranged at the top end in the main frame, a storage rack is arranged in the carbonization bin, and a combustion bin is arranged at the bottom end, close to the carbonization bin, in the main frame. An ash leakage net is fixedly installed at the position, close to the bottom end of the combustion bin, in the main frame, a smoke outlet pipe is fixedly installed on one side of the main frame, a water outlet pipe is fixedly installed at the position, close to the bottom end of the smoke outlet pipe, of one side of the main frame, a backflow pipe is fixedly installed on one side of the smoke outlet pipe, and a sliding block B is fixedly installed on the surface of the storage frame. According to the wood carbonization device, due to the arrangement of the storage rack, when wood is carbonized, the wood can be placed in the storage rack after being mo