Guiding and dredging device of circulating fluidized bed

The utility model belongs to the technical field of circulating fluidized beds, and particularly relates to a circulating fluidized bed guiding and dredging device which comprises a dredging guide pipe, a dredging opening is formed in a deslagging pipe of a circulating fluidized bed, the dredging guide pipe is arranged at the dredging opening, one end of the dredging guide pipe is connected with the deslagging pipe through the dredging opening, and an included angle is formed between the dredging guide pipe and the deslagging pipe. A control valve is arranged at the other end of the dredging guide pipe, and a dredging device is arranged in the dredging guide pipe. The dredging guide pipe plays a guiding role, when the dredging guide pipe is used, the slag poking steel chisel is used for dredging the blocked position of the slag discharging pipe at the dredging guide pipe, the control valve is arranged at the tail end of the dredging guide pipe, and when high-temperature red slag is sprayed to an outlet of the