DEVICE OF JET-CIRCULAR EJECTOR FOR PUMPDOWN (UNLOADING) OF IMPURE LIQUIDS, BED SILTS AND LOOSE SUBSTANCES Russian patent published in 2011 - IPC F04F5/10 F04F5/24 

FIELD: machine building.

SUBSTANCE: device consists of jet-circular nozzle, of branch for connection of active fluid, of receiver for suction of passive liquid, and of charge pipeline. The ejector corresponds to a collapsible structure consisting of separate parts, of a case, of a confusor, of a charging nozzle and of suction receiver. Also, the parts are made of standard pipelines and pipeline accessories. The structure of the ejector includes nozzles for supply of active liquid into a zone under the ejector receiver. Geometric parametres of the ejector can be changed, in particular, there can be changed area of the gap for a circular pressure jet.

EFFECT: simplified manufacture of ejector.

2 cl, 1 dwg