Multistage submerged motor pump

The utility model discloses a multistage submerged motor pump, including dive motor, immersible pump, pivot, dive motor and immersible pump link together through the pivot, the dive motor includes antifriction bearing, the immersible pump includes the pump body and a plurality of vertical superimposed middle sections of level that are located the pump body, the pump body includes pump body delivery port, every grade of middle section includes stator and impeller, said stator is located said impeller top, the stator includes the stator dish, the center of stator dish is equipped with the stator shaft hole, be equipped with a plurality of pieces and the continuous stator blade in stator shaft hole on the inner wall of stator dish, the impeller includes the circular shape upper cover plate, descends to lap and lies in the upper cover plate and play a plurality of narrow runner between the apron, the diameter of said impeller upper cover plate is lighter than the diameter of apron down, the outer peripheral face of impeller forms the impeller of cutting sth. Askew and the rivers road junction. The utility model discloses a main advantage is exactly that the flow is big, is with the equal level of progression 2.5-3 times with the lift pumping flow