SUBMERSIBLE WATER INTAKE FILTER Russian patent published in 2013 - IPC E02B9/04 

FIELD: construction.

SUBSTANCE: filter comprises a cylindrical body, the axis of which is arranged horizontally and in parallel to a flow of cleaned fluid, representing a shell, filtering elements and a distribution device. Inside the body there is a header, with perforated pipes welded to it. Outside the body along the outer perimetre of the filter below the filtering element arranged between the body and the shell with a deflector, at the side of cleaned fluid flow movement there is a wedge-shaped perforated header installed. There is a vibrator installed on the body shell. Filtering elements are arranged of tubular shape with the external filtering surface, representing slot grates arranged in the form of a cylindrical spiral from a high-precision V-shaped bar with an anti-adhesion biologically inert coating and are fixed at both sides of the body.

EFFECT: higher reliability of device operation, efficiency of its cleaning from sludge ice and debris, and provides for protection of young fishes against getting into a water intake.

6 cl, 4 dwg