| 摘要 |
PURPOSE: A pump in which pumping head efficiency is improved is provided to improve the performance of the pump by blocking the reverse current of fluid. CONSTITUTION: A pump in which pumping head efficiency is improved includes a housing(10), a motor(21), a driving unit(20), a barrier(30), an impeller(40), and a cover(50). An insertion part for a driving shaft of the motor is formed at a lower side of a receiving part of the housing. The first bushing is arranged in the insertion part to support the driving shaft. The driving unit is connected with the driving shaft of the motor and includes a magnet holder(23) in which a driving magnet(25) is built.
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