| 摘要 |
PURPOSE: A manhole device for intercepting odor is provided to prevent the counter flow of odor by installing simply to a drainpipe. CONSTITUTION: The manhole device for intercepting odor comprises: a manhole body(10) supporting a pair of drainpipes(1); a U-shaped connecting pipe(20) connected between a pair of drainpipes(1) and provided with cogged joints(21); a connecting socket(30) coupling the drainpipe(1) and the connecting pipe(20); a rubber packing(40) fixed to the outside of the connecting pipe(20); and a height-regulator(50) controlling the height of the manhole body(10). |
