OFFENSIVE ODOR PREVENTION AND FOREIGN BODY INFLUX PREVENTION SPILL WAY HANDGUARD

摘要

The present invention relates to a drain cover that is installed on the top of the drain to prevent odors and to block the inflow of foreign matters, and more specifically, the volume of the small drain by blocking the upper part of the drain on the rim of the existing drain cover normally In order to prevent the inflow of foreign matters and at the same time to minimize the emission of odors and to be discharged smoothly by buoyancy in case of rain,;In the drain cover having a frame frame mounted on the top of the water channel, a plurality of opening and closing member which is normally closed to block the inflow of foreign substances and open and close by rotation between the side frames of the frame so that odor is not emitted And, when excellent, odor prevention and characterized in that by opening the opening and closing member by the buoyant body rise in the water collecting member provided between the lower side frame of the opening and closing member by the water flowing through the opening and closing member and The present invention relates to a drain cover for blocking inflow of foreign substances.;Drainage, Cover, Border, Odor, Turn, Opening and Closing, Sump, Buoyancy, Climb