Ecological floating bed

An ecological floating bed and floating bed technology, applied in biological water/sewage treatment, energy wastewater treatment, water/sludge/sewage treatment, etc., can solve the problems of complex ecological floating bed structure, no connection and connection, and ineffective water quality improvement , to achieve considerable economic and social benefits, easy to popularize and apply, and easy to grow and reproduce

Active Publication Date: 2014-06-04
ZHEJIANG COLLEGE OF CONSTR
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The disadvantage is that the materials used in the floating shelf have the possibility of secondary pollution, and the effect of improving the water quality is not obvious only by the action of the root system of the plants in summer
[0007] The structure of the ecological floating bed is too complicated, and although three layers of aquatic plants, aquatic animals, and microorganisms are set up to improve water quality, these three layers work independently without any connection and connection, and the water quality improvement effect needs to be further improved

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0031] Example 1 Ecological floating bed

[0032] like figure 1 As shown in the figure, an ecological floating bed in this embodiment includes a floating bed frame 1, a plurality of first-layer boxes 2 are fixed under the floating bed frame 1, and connecting rods 4 are arranged at the bottom of each first-layer box 2, adjacent to each other. A second-layer box 3 is hung from the connecting rods 4 of the two first-layer boxes 2 . The floating bed frame 1, the first-layer box body 2 and the second-layer box body 3 are all made of carbonized bamboo.

[0033]The first-layer box body 2 is filled with plant planting matrix, and the planting matrix includes aerated concrete fragments, dead wood and dead leaves (which can be mixed or laid in sequence), carbonized bamboo waste particles and limestone fines. Gravel (can be a mix of the two, or laid in sequence).

[0034] The first layer of box body 2 is used for planting aquatic or terrestrial plants with sewage purification function...

Embodiment 2

[0041] The water quality improvement effect test of embodiment 2 different planting matrix composition

[0042] The first layer of the box is filled with different compositions of planting substrates, and planted with celandine (Lythrum salicaria L.), Typha davidiana (Kronf.) Hand.-Mazz., safflower canna (Canna indica L.) , Spathiphyllum kochii and Phnom Penh Chlorophytum; after planting, the ecological floating bed was placed in the test water body at an indoor temperature of 22 °C, and the COD content of the water body was detected after 10 days, and the effects of different ecological floating beds on the water test body were compared. The water quality improvement effect is shown in Table 1.

[0043] Experimental group 1: 35% aerated concrete fragments, 30% carbonized bamboo waste particles, 10% dead wood, 5% dead leaves, and 20% limestone fine gravel;

[0044] Experimental group 2: 30% aerated concrete fragments, 25% carbonized bamboo waste particles, 15% dead wood, 5% d...

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Abstract

The invention discloses an ecological floating bed. The ecological floating bed comprises a floating bed frame, and a first box body layer fixed below the floating bed frame, wherein a second box body layer with an opened top surface is hung below the first box body layer; a plurality of through holes are formed in both bottom and sidewall of the first box body layer; a plant planting substrate is filled in the first box body layer; broken aerated concrete is filled in the second box body layer; the plant planting substrate comprises the broken aerated concrete, a plant fertilizer, waste carbonized bamboo particles, and limestone fine gravels, which are filled in sequence. According to the ecological floating bed, the planting substrate in the first box body, and humus produced by the planting substrate consumed in the production of a plant and microorganisms can expose from the through holes and then be scattered into the second box body, thus the growth of a microbial film can be promoted, and a certain food and water environment is provided for benthonic mollusk, fish and other aquatic animals and induces the breeding; intelligent bionic aquatic plants are also fixed to the floating bed frame, which can perform aeration and oxygenation on water mass to increase the oxygen content in the water mass.

Description

technical field [0001] The invention relates to a river water purification device, in particular to an ecological floating bed. Background technique [0002] Eutrophication refers to a large amount of nutrients such as nitrogen and phosphorus needed by organisms entering slow-flowing water bodies such as lakes, estuaries, and bays, causing rapid reproduction of algae and other plankton, a decrease in dissolved oxygen in the water, and a large number of fish and other organisms die. Phenomenon. A large number of dead aquatic organisms are deposited on the bottom of the lake, decomposed by microorganisms, consume a large amount of dissolved oxygen, sharply reduce the dissolved oxygen content in the water body, and deteriorate the water quality, which affects the survival of fish and greatly accelerates the eutrophication process of the water body. [0003] It is imperative to improve the water quality of eutrophic water bodies. At present, the water quality improvement of eu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C02F3/32C02F3/34
CPCY02W10/37
Inventor 胡颖詹建益陈益滨
Owner ZHEJIANG COLLEGE OF CONSTR
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