| 摘要 |
PROBLEM TO BE SOLVED: To realize a submersible motor pump that can be used in an environment where corrosion resistance is required.SOLUTION: A submersible motor pump 10 comprises a motor part 20, a pump part 30, and an outside casing 51. The motor part 20 comprises a metal motor casing 21 and a motor shaft 22 protruding from a bottom surface of the motor casing 21. The pump part 30 comprises a resin pump impeller 31 connected to the motor shaft 22 and a resin pump casing 32 for housing the pump impeller 31. The outside casing forms a housing space 50A for surrounding the motor part 20 and housing the motor part 20, and cooling liquid 45 is enclosed in the housing space 50A. |
