deep well submersible pump(submersible pump,borehole pump)

1. QJ deep well submersible pump is made up of 4 parts: water pump, submerge motor (cable included), aqueduct and control switchy, The submerge pump is a kind of single suction multilevel vertical centrifugal pump;

The submerge motor is of sealing  water adding wet motor and vertical three-phase squirrel case asynchronous motor. motor and water pump is directly connected by jaw or single key cartridge coupling; it is a equipped with various triple core cables; the starter of which is various air circuit breaker and automatic coupling pressure reduction starter; aqueduct of which is made of various diameter steel pipe and connected with flange, high head motor pump is controlled by gate valve.

2.Every level pump bowl of submerge pump is equipped with rubber bearing;,impeller is fastened on pump shaft by tapered sleeve; The pump bowl is connected as a whole by thread or bolt.

3. On the upper part of high head submerge pump check valve is installed to avoid water hammer damaging the unit.

4. The labyrinth sand proof part and 2 opposite direcdtion assembled shell sheet-oil seal on the upper part of the submerge motor shaft help to avoid flowing sand entering the motor.