Matthias Scholl P.C.
Method for roof drainage
A method for roof drainage for reducing urban waterlogging, the method including: arranging a drainage device on a roof, the drainage device including a drainage exit and a drainage pipe including a wall; increasing the height of the drainage exit to allow the drainage exit to be between 5 and 10 cm higher than the roof; arranging a water outlet hole having a drainage capacity on the wall of the drainage pipe at a position that has the same height as the roof or is lower than the roof; disposing a siphon including an inlet and an outlet on an upper part of the drainage pipe, allowing the inlet to face the roof, and allowing the outlet to extend into the drainage pipe; and disposing a ball cock mechanism on the wall of the drainage wall to control the water outlet hole to open or close.
Chongqing University Shenzhen Yuezhong (Group) Co., Ltd.
E E Y Y
E04D E04D Y10T Y10T
inventional inventional additional additional
Ganlin Sai Zhengsong Songming Hongxiang Weijie Wei Wei Hong
Zhang Zhang Wu Tan Chai Wang Chen Kang Wu