Integrated system for recycling waste heat of combustion tail gas of biomass gasifier

The invention relates to the technical field of biomass boilers, and provides a biomass gasifier combustion tail gas waste heat recycling integrated system which comprises a base, a heat insulation box and a water storage barrel are fixedly installed at the top of the base, the heat insulation box is located on one side of the water storage barrel, and a boiler body is arranged on the inner bottom wall of the heat insulation box; a purifying box and a connecting assembly are fixedly mounted at the top of the water storage barrel, the connecting assembly comprises a first connecting pipe fixedly mounted at the top of the purifying box and an air entraining assembly, the air entraining assembly comprises an induced draft fan fixedly mounted at the top of the water storage barrel, a mounting frame is arranged on the air entraining assembly, and an electric telescopic rod is controlled by a controller to drive a sealing cone to ascend from a conveying pipe; and therefore, the sealing cone can adjust the size of t