| 摘要 |
PURPOSE: An infiltration well for a nonpoint pollution source reduction device is provided to easily perform a maintenance work by completely eliminating non-processed oil or adulterations. CONSTITUTION: An infiltration well(100) for a nonpoint pollution source reduction device comprises an outer tube(10), a cover(20), an inner tube(30), a protection tube(40), a filter(50), a first siphon(60), and a second siphon(70). The outer tube has a rainwater inlet pipe(11), a rainwater outlet pipe(12), and a sludge storage unit(14). The cover is placed on the outer tube. First and second connection pipes(22,21) are connected to the cover. The inner tube is installed inside the outer tube. An overflow protrusion(31) is fixed to the top end of the inner tube. The protection tube is installed inside the inner tube to be eccentric. The protecting duct is installed to be made eccentric inside the inner pipe. The filter is installed between the inner tube and the protection tube and is fixed to the inner tube. The first siphon is connected from the bottom end of the overflow protrusion to a gap between the outer and inner tubes. The second siphon is connected from the bottom end of the filter to the gap between the outer and inner tubes. |
