NASTY SMELL INTERCEPTION DEVICE OF MANHOLE

摘要

The present invention relates to an odor blocking device installed in a road sewer, and more particularly, provided on the bottom of a sewage manhole, a body having a through-hole communicating with the sewer, and a hinge-coupled to the bottom surface of the main body to open and close the through-hole It relates to an odor blocking device for road sewer that can induce drainage by blocking the odor of the sewer in normal times and introducing the fluid into the sewer when the fluid is introduced through a blocking plate that opens and closes the sewer by the load of the fluid. .