Efficient falling film evaporator

The utility model discloses an efficient falling film evaporator includes the charge pump that connects gradually through the pipeline, one imitates the circulating pump, first -effect evaporator, oneimitates the separator, two imitate the circulating pump, the two -effect evaporation ware, second -effect separator, the triple effect circulating pump, triple -effect evaporator, the triple effectseparator, be equipped with the pre -heater between a charge pump and the effect circulating pump, and pre -heater access connection first -effect evaporator's steam outlet, pre -heater export can with the two -effect evaporation ware, the triple -effect evaporator intercommunication, each is imitated evaporimeter upper portion and all is equipped with film distributor, film distributor includes the cylinder, the piece distributes under distribution piece and the hollow round table shape on the taper shape, cylinder upper end outer fringe has the fixture block that can block on the evaporatingpipe, it passes through th