| 摘要 |
PURPOSE: A spiral multi-purpose pump is provided to increase amount of water being pumped at a high pumping head through the maximum utilization of water pressure and energy. CONSTITUTION: A spiral multi-purpose pump comprises a lid(33) for opening/shutting inlet(20,21); a guide vane(22) arranged underneath the outlet; an impeller(30) formed by twisting the entire central peripheral surface of the guide vane; a spiral tube(50), a spiral casing(31) and a casing(32) which are spaced apart from the impeller; bearings(70,71) arranged at the upper and lower portions of a rotating shaft(80) which is installed in a vertical direction at the center of the spiral tube; and an outlet port(40) formed at a body(100) of the pump.
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