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River cleaning device

A technology of river channel purification and aeration device, which is applied in chemical instruments and methods, special compound water treatment, water/sewage multi-stage treatment, etc. It can solve the problems of plant growth limitation, high cost, and large amount of pollution, and achieve beneficial The effects of physical oxygenation and chemical photocatalysis, space saving, and convenient installation and management

Pending Publication Date: 2019-07-19
NANJING INST OF ENVIRONMENTAL SCI MINIST OF ECOLOGY & ENVIRONMENT OF THE PEOPLES REPUBLIC OF CHINA
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Problems solved by technology

The device relies on plant roots and photocatalytic membrane components under the water to oxidize and remove organic pollutants in water, but the designed photocatalytic device has a single water inlet direction, and the treatment effect is limited, and the purification effect in the actual water environment is limited; the application number is 201510622977.1 China The invention patent discloses an integrated ecological floating bed and a method for purifying river water. In this method, elastic packing is suspended under the floating bed. The packing includes an aeration system and a microbial tank to solve the traditional ecological floating bed plant growth limitation and water

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Abstract

The invention provides a river cleaning device. The device comprises a plurality of biological floating bodies, a fountain aeration device, a resisting plate, a reinforcing photocatalyzing device, a lightweight corrosion preventing frame, an elastic filler, an aerobic aeration device and a solar generation system, wherein the plurality of biological floating bodies are connected through the lightweight corrosion preventing frame, and the fountain aeration device is arranged in the middle of the lightweight corrosion preventing frame; the sprayed water is collected into the reinforcing photocatalyzing device through the resisting plate; an anti-collision enclosure is arranged at the outer ends of the biological floating bodies; aquatic plants are planted on the anti-collision enclosure, andthe elastic filler is hung at the lower part of the anti-collision enclosure; the aerobic aeration device is arranged at the lower part of the elastic filler; an UV light source is arranged in the inner middle part of the reinforcing photocatalyzing device, and the reinforcing photocatalyzing device communicates with an outer water body; the solar generating system is used for intelligently supplying power to the UV light source, the fountain aeration device and the aerobic aeration device. The device couples a physical aeration method, a biodegradation method and a chemical photocatalyzing method, and can be assembled on the biological floating bodies which can freely move; and the device has the characteristics of being high in efficiency, complete to clean, free from secondary pollution, and nice in landscape, and is applicable to cleaning treatment of a natural river.

Description

technical field [0001] The invention relates to the technical field of water treatment, in particular to a river channel purification device. Background technique [0002] With the rapid development of my country's economy and population increase, the pollution of the surface water environment is also increasing, resulting in eutrophication of lakes, black and smelly rivers and other problems, which have become water pollution problems that need to be solved urgently in my country. Traditional treatment methods for polluted water include physical, chemical, and biological treatment methods, but because a single treatment method has certain shortcomings, combined treatment methods are commonly used at present. Floating bed technology uses floatable materials as a carrier, plants are planted on the carrier, and the roots of the plants and the microorganisms carried on the roots are used to synergistically reduce nitrogen, phosphorus, and organic pollutants in polluted water. ...

Claims

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Application Information

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IPC IPC(8): C02F9/14C02F101/16
CPCC02F3/32C02F3/34C02F1/32C02F1/30C02F2101/16C02F2201/009C02F2305/10
Inventor 李菊颖何健孔德洋严伟强豆叶枝张悦清倪妮吴文铸张洁
Owner NANJING INST OF ENVIRONMENTAL SCI MINIST OF ECOLOGY & ENVIRONMENT OF THE PEOPLES REPUBLIC OF CHINA