| 摘要 |
FIELD: pump engineering; hydraulic jet pumps (ejectors). SUBSTANCE: portable water-jet ejector for removing nonflowing sediments has standard portable water-jet ejector with central nozzle, converging tube, mixing chamber, diffuser and intake branch pipe. Novelty is that ejector is additionally furnished with detachable intake with nozzles to deliver active medium to zone under intake, with spring-loaded bristle end piece and support wheel. Moreover, shutoff valve is installed in active medium feed pipeline. EFFECT: enlarged operating capabilities, enhanced efficiency of operation. |
