HERMETIC CONTAINER TYPE PUMP DEVICE

摘要

PURPOSE:To provide the multi-purpose filter-contg. hermetic container type pump device which enables the continuous suction of fluid and has a filter function within the container. CONSTITUTION:This pump device has the hermetic container 10 which stores liquid, is hermetically closed at its top end aperture by a freely openable and closable upper cap 22b, freely attachably and detachably contains a filter 15 in the upper part and contains a submersible pump 11 in the lower part, a liquid tank 12 which is disposed near the hermetic container 10, a discharge pipe 14 which introduces the discharge liquid from the submersible pump 11 into the liquid tank 12 and a suction pipe 13 which introduces the liquid in the liquid tank 12 through a discharge port 8b opened at the upper cap of the hermetic container 10 from the suction port 8a immersed in the liquid tank 12 by utilizing the negative pressure of the hermetic container 10.