| 摘要 |
PURPOSE: An adulteration collecting device for a manhole is provided to enable an operator to easily collect accumulated adulteration and to prevent the clogging of a manhole and drain pipe. CONSTITUTION: An adulteration collecting device for a manhole comprises a screen(210), a net support(230), and a filter(250). The screen is installed in the inner side of body housing(100). A hanging projection(101) of the body housing is fixed to one side of the body housing. The screen has multiple through-holes. The net support is located on the other side of the body housing in order to be fixed on the other end of the screen. A combining hole is on the upper side center of the nut support. The filter is combined in the combining hole of the net support and filters the adulteration included in the water downwardly flowing along the screen. |
