Coke discharging device with high sealing efficiency

The utility model discloses a coke discharging device with high sealing efficiency. The device comprises a dry distillation furnace (1), a coke discharging box (2), a coke quenching bin (3), a coke pusher (4) and a scraper machine (5), the coke discharging box (2) is installed on the lower portion of the dry distillation furnace (1), a coke guide port (21) in the lower end of the coke dischargingbox (2) is inserted into the coke quenching bin (3), and the coke pusher (4) is arranged below the coke guide port; a coke discharging surge bin (6) is further arranged at the tail end of the scraperconveyor (5), a belt conveyor (7) is further arranged on the lower portion of the coke discharging surge bin (6), and the coke discharging device further comprises a coke quenching water pool (8) anda coke quenching water purification device (9). The coke discharging device disclosed by the utility model is relatively high in sealing property, can ensure the stability of air pressure in the dry distillation furnace, and en