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    • 2. 发明公开
    • A device and a method for filtering stormwater
    • Vorrichtung und Verfahren zur Filterung von Regenwasser
    • EP2620561A1
    • 2013-07-31
    • EP12153111.5
    • 2012-01-30
    • Dannrup, Neils
    • Päiviö, AskoDahlbäck, Nils
    • E03F5/04
    • E03F5/041E03F5/0403E03F5/0404E03F7/00
    • A device (10) for filtering stormwater inside a storm drain (11), wherein the device (10) comprises a filter unit (17) and a floating carrier (18) for carrying the filter unit (17), wherein the filter unit (17) comprises a bottom portion (21) and a top portion (22), and wherein the carrier (18) comprises an axially extending recess (28) for receiving the bottom portion (21) of the filter unit (17), so that at least a part of the bottom portion (21) of the filter unit (17) is arranged below a surface (A) of the stormwater inside the storm drain (11) when the device (10) is arranged therein, and through apertures (30) extending radially from an outer surface of the carrier (18) to the recess (28), so that stormwater at the surface (A) can pass through the apertures (30) and reach the bottom portion (21) of the filter unit (17). Also a method for filtering stormwater inside a storm drain (11) is disclosed.
    • 一种用于过滤暴风雨水(11)内的雨水的装置(10),其中所述装置(10)包括用于承载过滤器单元(17)的过滤器单元(17)和浮动载体(18),其中所述过滤器单元 17)包括底部部分(21)和顶部部分(22),并且其中载体(18)包括用于接收过滤器单元(17)的底部部分(21)的轴向延伸的凹部(28),使得 过滤器单元(17)的底部(21)的至少一部分布置在雨水排放口(11)内的雨水的表面(A)的下方,当设备(10)布置在其中时,并通过孔 30),其从所述载体(18)的外表面径向延伸到所述凹部(28),使得所述表面(A)处的雨水可以穿过所述孔(30)并到达所述过滤器单元的底部(21) (17)。 还公开了一种过滤雨水泄漏(11)内的雨水的方法。