专利名称：PUMP AND PUMPING SYSTEM UTILIZING
THE SAME
发明人：LEE, KYUNG HO申请号：EP07708436申请日：20070105公开号：EP1974144A4公开日：20120314
摘要：Provided are a pumping device and a pumping system utilizing the same. Thepumping system includes: a tower, installed at a water intake place, having an internalspace section and a water-bearing section disposed on the internal space section; anoutlet pipe connecting the water-bearing section and a reservoir installed on land; anintake pipe which communicates with the internal space section, extends to the waterintake place from a lower portion of the tower, and has an upward folded end, a hoodbeing installed at the upward folded end; and a pumping device, installed in the tower,pumping water entered into the internal space section via the intake pipe to the water-bearing section and including: a rotary shaft vertically installed in the tower; a rotorincluding a screw pumping unit and a centrifugal pumping unit disposed on the screwpumping unit, the screw pumping unit including an inner body installed slidably along therotary shaft and having a shaft bearing and a buoyancy space, an outer body separatedfrom the inner body by a predetermined distance to surround the inner body, and aplurality of wings installed between the inner body and the outer body to form a spiralpumping passage, and the centrifugal pumping unit radially ejecting water pumped bythe screw pumping unit under a centrifugal force; and a driver installed in the tower to
drive the rotor.
申请人：LEE, KYUNG HO
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