SCR denitration device for tail gas of solid caustic soda furnace

The utility model discloses an SCR (Selective Catalytic Reduction) denitration device in tail gas of a solid caustic soda furnace, and mainly relates to a production device for realizing an SCR denitration process method in the tail gas of the solid caustic soda furnace. The device is composed of a solid caustic soda molten salt furnace, an igniter, a combustion fan, a combustion air heat exchanger, an ammonia liquid siphon device control valve, an ammonia liquid siphon device, an air storage tank, a rotary SCR reaction device, an emptying header pipe, a sound wave soot blower, a flue gas purification device, an emptying device and a detection sampling port. The igniter, the combustion air heat exchanger and the combustion fan are arranged at an outlet of the solid caustic soda molten salt furnace. An ammonia liquid siphon device and a rotary SCR reaction device are arranged at an outlet of the combustion-supporting air heat exchanger, an outlet pipe of the ammonia liquid siphon device is connected with an am