FUNICULAR-TYPE PUMP STATION Russian patent published in 2001 - IPC

FIELD: equipment for water supply system. SUBSTANCE: pump station has box, car provided with frame and adapted for displacement along guides, pumps mounted on frame and equipped with suction and pressure pipelines, emergency stop mechanism, and winch with pulling mechanism secured to car and connected to emergency stop mechanism. Pivotal parallelogram mechanisms are mounted at both sides of frame between guiding stop beams. Emergency stop mechanism has brake shoes fixed to pivotal parallelogram mechanism links and connected to winch pulling cable through flexible member, and thrust pivotally attached to mid portion of frame and connected to winch pulling cable through flexible member. Thrust is mounted for engagement with stop beam. Box is disposed on pontoon equipped with ice breaking knife. Pumps are immersed into water to depth sufficient for pump flooding. Pump station is further provided with fish protection device having curved helical guides on its internal surface and washing pipeline joined with its one end through collector to pressure pipeline and with its other end to suction pipeline. Pump station of such construction is adapted for placement in water sources with fluctuating water level. EFFECT: increased efficiency and enhanced reliability in operation. 3 dwg