Hydrofluoric acid reaction converter furnace tail slagging device

The utility model provides an unpowered hydrofluoric acid reaction converter furnace tail slagging device comprising a converter body and a back cap arranged at the rear of the converter body. A through hole is provided at the center of the back cap. A tubular screw is welded in the through hole. One end of the tubular screw extends into the converter body. Two scoopers are radially symmetrically arranged on the inner side end face of the back cap. The scoopers are both welded on the outer wall of the tubular screw. The tubular screw is provided with an inlet and an outlet. The inlet of the tubular screw is arranged inside the converter. The scoopers communicate with the inlet of the tubular screw. The outlet of the tubular screw is arranged outside the converter body. A sealing sleeve is arranged at the outlet of the tubular screw. The end face of the sealing sleeve is opened, such that a discharge port is formed. An inner pipe is axially arranged in the tubular screw. The hydrofluoric acid reaction converter furnace tail slagging device provided by the utility model has the following advantages that the slagging device does not need a power mechanism; slagging is smooth; and electric energy is saved.