| 摘要 |
PURPOSE: A trap for a drainpipe is provided to require small installation space and prevent harmful gas, bad odor, and harmful insects from flowing in by being conveniently installed in a small size of the drainpipe. CONSTITUTION: A trap (100) for a drainpipe comprises a housing (101), an inflow pipe (102), a discharge pipe (103), a lid (104), and an opening and closing unit. An outlet is formed on the opening and closing unit in which one side is opened and inserted into the housing. A blocking plate protrudes on the outside of a body of the opening and closing plate, and a protrusion is formed on the lower part. A floating ball is mounted on the inside of the body of the opening and closing body and is supported as a floating hanging protrusion protrudes on the inner side of the body. |
