The invention discloses a civil environment-friendly stove applied to bio-coal briquettes. A combustion chamber communicates with a functional room through a flue gas channel; a baffle plate capable of opening and closing the flue gas channel is arranged on the flue gas channel; a furnace mouth is arranged at the upper end of the combustion chamber; a furnace lid is arranged on the furnace mouth;an upper air outlet is formed in the upper end of the side wall of the combustion chamber; a lower air inlet is formed in the lower end of the side wall of the combustion chamber; an upper furnace bar, a lower furnace bar, a carbon shielding carbon, an ash drop net and an ash slot are formed in the combustion chamber; a cyclone dust collector, a plurality of smoke tubes, a water sleeve, a fluoroplastic multi-tube desulphurization and dust removal machine and an induced draught fan are arranged in the functional room; the outlet of the induced draught fan is connected with a chimney; the lowerend of the fluoroplastic multi-tube desulphurization and dust removal machine is connected with an ash discharge tube; the bottom of an alkaline water tank is connected to the ash slot through a pipeline; the bottom of the ash slot is connected with a slag filtration water tank through an ash water filtration tube; a water pump is arranged in the slag filtration water tank; and the water pump is connected with the alkaline water tank through an alkaline water reflux pipeline. The civil environment-friendly stove has the beneficial effects of increasing a heat utilization rate of the stove, andreducing environmentally pollution.