| 摘要 |
A sidewalk block unit having a draining function is provided to drain water from a sidewalk block by making water flow through a drain filter block to a lower part of the sidewalk block and draining water through a drain pipe to a manhole. A sidewalk block unit(10) includes sidewalk blocks(20) arranged left and right, and provided with recessed parts(21) to form a drain hole at the contact portion between the sidewalk blocks; a drain filter block(30) having a support plate(31) contacted to a lower part of the sidewalk block and provided with a fixing hole and a drain filter(33) inserted to the fixing hole of the support plate; a frame(40) having a rectangular edge part, a mesh net mounted to a lower part of the edge part, and sand and gravel layers draining water from the drain filter; and a drain pipe(50) having plural drain holes for collecting water, a water collecting pipe(51) arranged in a lower part of the frame and a guide pipe(53) communicated with the water collecting pipe and communicated with the manhole to discharge water from the water collecting pipe to the manhole. A protection net(37) is made of a wire net or synthetic resin and mounted in the upper part of the drain filter to prevent the drain filter from being broken by a walker, and a support groove is formed in the recessed part of the sidewalk block to insert and fix the protection net. |
