| 摘要 |
PURPOSE: A rain gutter for treating initial rainwater is provided to prevent the exhaustion of ground water by filtering initial rainwater and draining the filtered rainwater to the ground. CONSTITUTION: A rain gutter for treating initial rainwater comprises a collection box(200), a drain pipe(220), a cutoff box(300), and a filter box(500). The collection box is installed under a grating(100) installed on the ground and has multiple drain holes(210). And the collection box collects foreign materials from rainwater. The drain pipe is installed in the side of the collection box and transfers rainwater collected in the collection box to a river. The cutoff box is installed under the collection box and filters foreign materials from the rainwater. The filter box is installed in the bottom of the cutoff box and drains the filtered rainwater to the ground. |
