NON-POINT CONTAMINANTS PURIFICATION APPARATUS FOR TREATING FIRST RAIN

摘要

The present invention relates to a non-point source contaminant purification device to treat first rain comprising: a cylinder shaped body having an inlet for raw water on a bottom part thereof; a raw water inflow space formed on a bottom part of the body to allow raw water to be introduced through the inlet for raw water; a dirty water outlet connected to a bottom part of the raw water inflow space; a wedge wire assembly of which a multi-staged wedge wire screen is installed to outwardly be inclined at regular intervals on an upper part of the raw water inflow space; and an outlet formed on an upper part of the body to allow treated water passed through the wedge wire assembly to be discharged.