SDS (sodium dodecyl sulfate) desulfurization powder spraying device

The utility model provides an SDS (Sodium Dodecyl Sulfate) desulfurization powder spraying device. The SDS desulfurization powder spraying device comprises a plurality of powder spraying branch pipes, a plurality of nozzles, a powder spraying main pipe and a turbulent flow assembly, the multiple powder spraying branch pipes are located on the same cross section of the flue gas pipeline, and at least one powder spraying opening is formed in the end, contained in the flue gas pipeline, of each powder spraying branch pipe. The plurality of nozzles are arranged at the powder spraying ports in a one-to-one correspondence manner; the powder spraying main pipe is communicated with one end, outside the flue gas pipeline, of the powder spraying branch pipe body; the turbulent flow assembly is arranged in the flue gas pipeline and located on the downstream of the powder spraying branch pipe in the flue gas flowing direction. The plurality of powder spraying ports and the sprayers are arranged on the powder spraying bra