Boiler waste gas treatment device with filtering function

The invention discloses a boiler waste gas treatment device with a filtering function, and belongs to the technical field of industrial equipment. A liquid inlet pipe and an air inlet pipe are sequentially embedded and fixed to the left side of a the treatment box body from top to bottom; an air outlet pipe is embedded and fixed to the upper end of the treatment box body; a magnetic valve is arranged on the air outlet pipe; a primary filtering mechanism and a secondary filtering mechanism are sequentially arranged in the treatment box body from bottom to top; a liquid discharging pipe is arranged at the water outlet end of the liquid inlet pipe; a plurality of spray heads are arranged at the bottom of the liquid discharging pipe in a threaded connection manner and are arranged on the upperside of the secondary filtering mechanism. According to the boiler waste gas treatment device, waste gas generated by a boiler can be fully filtered, impurities in the waste gas are fully filtered, the waste gas treatment ef