Flow guide device of flue gas desulfurization and denitrification flue system

The utility model discloses a flow guide device of a flue gas desulfurization and denitrification flue system, which comprises a dust falling bin, a water pump is arranged at the bottom of one side of the dust falling bin, the input end of the water pump is provided with a water outlet extending to the bottom of one side in the dust falling bin, and the bottoms of two ends in the dust falling bin are provided with chutes; through mutual cooperation of the flow dividing pipe, the sealing bin, the sealing doors, the rotating shaft B, the adjusting bin, the driven gear, the driving gear, the adjusting rod and the sleeve, smoke can be subjected to flow dividing treatment, the two sets of sealing doors are in a closed state and an open state under the normal condition, and when the adjusting rod is rotated, the two sets of sealing doors can be driven to rotate at the same time; when smoke is much, the adjusting rod is pulled out to be separated from the meshing position of the driven gear, the two sets of sealing