Flue gas circulation waste heat utilization machine of sintering machine

The utility model discloses a flue gas circulation waste heat utilization machine of a sintering machine, and relates to the technical field of sintering production. Comprising a heat exchange tank, the heat exchange tank is communicated with a flue gas circulation pipe in a penetrating mode, the upper end of the peripheral side of the heat exchange tank is communicated with a plurality of evenly-distributed water inlet pipes, and the lower end of the peripheral side of the heat exchange tank is connected with a plurality of evenly-distributed water outlet pipes; the end, away from the water inlet pipe, of the fixing ring is connected with a plurality of evenly-distributed adjusting mechanisms, the end, away from the fixing ring, of the flue gas circulation pipe is connected with a filtering assembly, the heat exchange tank is connected with a stirring mechanism, the stirring mechanism is arranged between the water inlet pipe and the water outlet pipe and comprises a bearing plate connected to the peripheral