Multistage condensation type miniature hot water stove

The utility model discloses a multistage condensation type miniature hot water stove. The stove comprises a stove body and a combustion chamber, a heating water tank is mounted at the upper part in the stove body; a heating fire grate is arranged in the combustion chamber; the interior of the stove body is sequentially divided into a first-stage waste heat exchange area, a second-stage waste heatexchange area and a third-stage waste heat exchange area from top to bottom through two annular horizontal partition plates. a plurality of high-temperature tail gas inlets communicated with the combustion chamber are uniformly formed in the primary waste heat exchange area at intervals; the third-stage waste heat exchange area is externally connected with a strong exhaust fan, the strong exhaustfan is connected with a tail gas exhaust pipe, the third-stage waste heat exchange area is further connected with a water inlet pipe, the top of one side of the first-stage waste heat exchange area isconnected with a hot water