Roof landscape wetland device capable of purifying and recycling sewage

• Main Authors: WANG LEI, XUAN YOUFU, YANG JINJIN, LI YINGJUN
• Format: Patent
• Language: English
• Published: 11.03.2015
• Subjects: CHEMISTRY; CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATERTREATMENT OR WASTE MANAGEMENT; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; METALLURGY; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINSTCLIMATE CHANGE; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a roof landscape wetland device capable of purifying and recycling sewage. The roof landscape wetland device is composed of a grillage machine, a vertical subsurface constructed wetland, a nano-aeration coagulation and micro-vortex flocculation device, a three-stage backflushing screening and filtering device and an ultrafiltration device. By using the roof landscape wetland device, clarified sewage can be subjected to advanced oxidation treatment, the operation expense can be reduced, meanwhile, the treatment efficiency and the treatment capacity can be improved, the processing property can be optimized, and the effluent quality can be improved. The adjustable roof landscape wetland device is arranged by using a lightweight combined module and utilizing the spaces of a roof and a balcony on the premises of no roof destruction and no secondary structure generation to treat water used in residential districts, so that the aim of recycling reclaimed water is achieved, meanwhile, the landscape benefit is provided, and the device can achieve the effects of shielding sunlight in summer and preserving heat in winter for residents living on the top floor.