Tail gas recycling device for activated carbon activation furnace

The utility model provides an activated carbon activation furnace tail gas recycling device which comprises an activation furnace, the outer wall of the activation furnace is connected with a temperature sensor, the temperature sensor is connected with a controller, a tail gas outlet of the activation furnace is connected with one end of a tail gas channel, and a first exhaust fan is arranged at the tail gas outlet of the activation furnace. The other end of the tail gas channel is connected with a gas inlet of a drying chamber, a second exhaust fan is arranged at a gas outlet of the drying chamber, the gas outlet of the drying chamber is connected with one end of a gas collecting channel, and the other end of the gas collecting channel is connected with a gas inlet of a tail gas absorbing device. According to the utility model, high-temperature tail gas in the activation furnace is sucked into the drying chamber through the first exhaust fan, and wet activated carbon subjected to acid pickling is subjected t