Inverse burning gasification heating stove

The utility model discloses a reversal-combustion gasifying warming stove. A water jacket layer is arranged inside a stove body, which comprises a stove cavity and an auxiliary combustion chamber; the lower part of the stove cavity is communicated with the auxiliary combustion chamber; a fire grate is arranged in the stove cavity, the top of which is provided with a fire hole and the lower part of which is provided with an ash-removing chamber; a plurality of water tubes are arranged in the auxiliary combustion chamber and communicated with the water jacket layer; the top of the auxiliary combustion chamber is provided with an opening communicated with a chimney; the stove body is provided with a water outlet and a return water port; wherein, a secondary air inlet cavity is arranged around the fire hole; a through hole is arranged on the wall of the fire hole; a plurality of air inlet tubes, the lower parts of which are communicated with the ash-removing chamber, are arranged in the secondary air inlet cavity