Bittern charge pump

The utility model provides a bittern charge pump, belongs to immersible pump technical field. Including kuppe (7) and by descending supreme latent hydroelectric machine (10) fixed in kuppe (7) and thepump body (6), its characterized in that: the exit linkage of the pump body (6) upside has the brine of a vertical setting to pump tub (1), pumps tub outside of (1) at brine and still overlaps and beequipped with one and subside nozzle stub (3), subsides nozzle stub (3) and pumps tub (1) radial interval with brine and form deposition chamber, and the upper end of subsiding nozzle stub (3) is equipped with the conduit coupling that is used for connecting brine pipeline. The utility model discloses the outside cover that pumps the pipe at brine is equipped with one and subsides the nozzle stub, subsides the nozzle stub and pumps the pipe diameter with brine and form deposition chamber to the interval, and the main deposit of sand is in deposition chamber when the shut down, even there is asmall amount of sand to pu