| 摘要 |
The present invention relates to a catchment well for a road, wherein the catchment well is capable of filtering foreign matters from rainwater, capturing and collecting oil constituents from the rainwater, and allowing a drain pipe made of concrete to be directly and firmly connected to a rainwater drain connection pipe made of a metal material. The catchment well comprises: a catchment well main body shaped into a rectangular parallelepiped of which the upper side is opened; a rectangular parallelepiped case having an opened upper side and inserted into the main body; a partition vertically installed at one side inside the case, placed forwards and backwards, having a rainwater passing opening part formed from the center of the lower side thereof to the rear side thereof, and having a front vertical blocking plate formed at the front of the lower side thereof; a filtering part formed at the other side on the basis of the partition, discharging the rainwater to the rainwater passing opening part after filtering and removing the foreign matters from the rainwater flowing from the upper side thereof, and then removing the oil constituents from the rainwater; a draining part formed at one side on the basis of the partition and draining the rainwater flowing into the same; the drain pipe penetrating the main body, connected to communicate with the draining part, and draining the filtered rainwater; and a rainwater inlet installed at the upper side of the case and allowing the rainwater to flow into the filtering part. |
