... , QJT submersible pump for deep well is a major, important equipment for deep well water-lifting. It is applied in deep well, river, ... % Hz, 3-phrase AC. Structure: QJ, QJT submersible pump is consisted of pump, submersible motor, pipe(lifting pipe, pump seat etc ... , casing, pump shaft, bearing, check valve and valve body. Submersible motor: stator, rotor, upper/lower guide bearing, thrust bearing, base ...