Graphite drying tail gas utilization device

The utility model relates to a graphite drying tail gas utilization device which is used in the technical field of graphite drying tail gas utilization. Comprising a drying rotary kiln, an exhaust pipeline, a first air inlet, a first air outlet, a first heat exchanger, a connecting pipe, a second air inlet, a second air outlet, a second heat exchanger, a cloth bag air inlet pipe, a cloth bag dust remover, a fan, a chimney, a hot water first branch pipe, a hot water second branch pipe, a hot water header pipe, a hot water tank, a hot water outlet pipe, a hot water outlet valve, a hot water circulating pump, a water distributor and a water distribution pipe. The system comprises heat supply equipment, a water return pipe, a heat exchange water inlet pipe, a first communication port, a second communication port, a heat exchange communication pipe, a heat exchange water inlet, a first hot water port, a second hot water port and a heat exchange pipe. The tail gas waste heat utilization device is simple in structur