High-temperature coal furnace waste gas treatment device

The invention discloses a high-temperature coal furnace waste gas treatment device, and relates to the technical field of waste gas, the high-temperature coal furnace waste gas treatment device comprises a reaction tank, a denitration mechanism and a control mechanism, the bottom of the reaction tank is provided with a plurality of support legs, the side wall of the reaction tank is provided with a smoke exhaust pipe, the top of the reaction tank is connected with a smoke inlet pipe, the smoke inlet pipe is provided with an ammonia gas pipe, and the ammonia gas pipe is provided with a gas inlet pipe. The denitration mechanism is arranged in the reaction tank and used for denitration treatment of coal furnace waste gas, and the control mechanism is arranged at the bottom of the reaction tank and used for adjusting a denitration space in the denitration mechanism; according to the invention, syn-position alternate change of three spaces in the rotating tank is realized through the control device, so that a cata