APPARATUS FOR ELIMINATING SCREENINGS FROM LIQUID FLOWING THROUGH A CHANNEL BY INCLUDING A SCREENING DRUM WITH A CORRUGATED SCREENING WALL

摘要

PURPOSE: An apparatus for eliminating screenings from liquid flowing through a channel is provided to improve the performance of filtration by obtaining an effective screening surface on a screening drum.;CONSTITUTION: A slanted screening drum(4) is prepared. At least part of the screening drum is submerged in liquid. The screening drum is driven based on a rotary shaft by a driving part. An opened surface is arranged at the introducing side of the screening drum. An extractor for eliminating screenings is further prepared. The extractor is a screw-conveyor or a sucking unit and is at least partially arranged in the screening drum. A supplying part is further arranged at the extractor. The supplying part is formed as a supplying funnel. A corrugated screening wall(19) is arranged on the screening drum.;COPYRIGHT KIPO 2012