CN106745768B - Ecological niche optimal configuration type solar power ecological floating island and configuration system - Google Patents

Ecological niche optimal configuration type solar power ecological floating island and configuration system Download PDF

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Publication number
CN106745768B
CN106745768B CN201611153008.7A CN201611153008A CN106745768B CN 106745768 B CN106745768 B CN 106745768B CN 201611153008 A CN201611153008 A CN 201611153008A CN 106745768 B CN106745768 B CN 106745768B
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ecological
module
floating island
hydrodynamic
modules
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CN106745768A (en
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王立
王靖喆
刘昊臻
马放
赵忠明
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Harbin Institute of Technology
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Harbin Institute of Technology
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/32Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/327Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/34Biological treatment of water, waste water, or sewage characterised by the microorganisms used
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/007Contaminated open waterways, rivers, lakes or ponds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/007Modular design
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/004Apparatus and plants for the biological treatment of water, waste water or sewage comprising a selector reactor for promoting floc-forming or other bacteria
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/008Mobile apparatus and plants, e.g. mounted on a vehicle
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/60Fishing; Aquaculture; Aquafarming
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/30Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37Wastewater or sewage treatment systems using renewable energies using solar energy

Abstract

The invention discloses an ecological niche optimal allocation type solar power ecological floating island and an allocation system, belongs to the field of water environment restoration, and aims to solve the problem that the existing surface water quality generally exceeds the standard and is low in self-purification capacity. The ecological floating island is formed by splicing a hydrodynamic module, a hollow window module and a biological strengthening module, wherein the hydrodynamic module is used as the center of the whole floating island, the hydrodynamic module is that a solar fountain is arranged on a floating carrier, the lower surface of the hydrodynamic module is connected with tubular microporous aeration, and the tubular microporous aeration is connected with a fixed box cage at the bottom of the water; the hollow window module is fixedly planted with submerged plants at the water bottom; the biological strengthening module is formed by fixedly planting emergent aquatic plants on a floating carrier and hanging artificial aquatic weeds below the emergent aquatic plants. The modules are applied to form square and hexagonal floating islands. The ecological floating island has the advantages that the space pattern among the functional modules is reasonably configured, the function and the stability of a water environment ecological system can be protected, and the purification efficiency of the system is improved.

Description

Ecological niche optimal configuration type solar power ecological floating island and configuration system
Technical Field
The invention belongs to the field of water environment restoration, and particularly relates to a three-dimensional ecological floating island strengthening system which is powered by natural energy and can efficiently purify black and odorous polluted water in situ, and different configuration systems are provided for water bodies with different pollution characteristics.
Background
In recent years, with the rapid development of the economy and the annual increase of the population of China, domestic sewage, agricultural sewage and industrial wastewater directly or indirectly enter natural water bodies to cause a series of water environment problems such as the general decline of the surface water environment quality, the continuous damage of water ecological functions, the increasing of black and odorous water bodies and the like, and practical and efficient water environment in-situ remediation technologies and equipment are urgently needed.
The ecological floating island is a conventional water environment restoration technology, but the traditional ecological floating island is simple in structure and low in function because the traditional ecological floating island mainly depends on emergent aquatic plants to play a purification function, and is difficult to be applied to high-load polluted water environment conditions such as black and odorous water bodies; on the other hand, the floating island occupying the water surface in a large area shields light and stresses growth of submerged plants, and simultaneously blocks water flow to cause an anaerobic environment, so that the water ecological environment is damaged, and the water environment restoration effect is influenced.
Disclosure of Invention
The invention aims to solve the problems that the existing surface water quality generally exceeds standard and the self-purification capacity is low, and provides a three-dimensional ecological floating island and a configuration system for enhancing the water purification function by aeration driven by natural energy power.
The ecological niche optimal configuration type solar power ecological floating island is formed by splicing a hydrodynamic module, an empty window module and a biological strengthening module, wherein the hydrodynamic module is used as the center of the whole floating island, and the empty window module and the biological strengthening module are sequentially spliced outwards;
the hydrodynamic module is characterized in that a solar fountain is arranged on a floating carrier, one end of a tubular microporous aeration system is connected to the lower surface of the floating carrier, and the other end of the tubular microporous aeration system is connected with a sinking and fixing box cage at the bottom of a riverbed; the hollow window module is provided with a through hole on the floating carrier, and submerged plants are planted at the vertically downward water bottom of the through hole; the biological strengthening module is formed by fixedly planting emergent aquatic plants on a floating carrier, and hanging artificial aquatic weeds below underwater roots of the emergent aquatic plants.
The invention discloses a configuration system of an ecological niche optimal configuration type solar dynamic ecological floating island, which comprises the following steps: the floating carrier in each hydrodynamic module, the hollow window module and the biological strengthening module is square, a single hydrodynamic module is used as the center of the square matrix, a square frame consisting of a plurality of hollow window modules is spliced around the hydrodynamic module, and then the square frame consisting of a plurality of biological strengthening modules is continuously spliced on the periphery of the square frame consisting of the hollow window modules.
The invention relates to a configuration system II of an ecological niche optimal configuration type solar dynamic ecological floating island: the floating carrier in each hydrodynamic module, the hollow window module and the biological strengthening module is circular, a circle (a plurality of) hollow window modules are spliced around a single hydrodynamic module by taking the single hydrodynamic module as the center of a hexagon, and a hexagonal frame consisting of a plurality of biological strengthening modules is continuously spliced on the periphery of the circle of hollow window modules.
The ecological niche optimal configuration type solar power ecological floating island system and configuration provided by the invention have the following effects and advantages:
1. the space pattern among the three functional modules of the hydrodynamic module, the hollow window module and the biological strengthening module is reasonably configured, so that the emergent aquatic plant floating island is prevented from shielding submerged plants and solar panels, and bubbles generated by the aeration system can be uniformly dispersed in the system. The functions and the stability of the water environment ecological system are protected, and the purification efficiency of the system is improved. The system can carry out the combination and collocation of different aquatic organisms according to the requirements of the water body function and the landscape function.
2. The emergent aquatic plant planting basket is hollowed for dropping a plant root system. Under the good condition of illumination, the plant root zone reoxygenation environment can regard as photosynthetic bacteria and good oxygen microbial inoculum anchorage carrier, promotes the novel microorganism carrier surface enrichment microorganism that the root system below droops to form the biomembrane simultaneously, can exert emergent aquatic plant root system filtration and function microbial degradation function in step, has rich variety function concurrently.
3. According to the invention, the water surface fountain and the underwater micropore aeration system which take solar energy as power are additionally arranged in the ecological floating island, the water body layer structure in the floating island is broken, the dissolved oxygen amount of the water body is increased, the black and odorous problem caused by anaerobic decomposition of biological residues under the condition of water flow retardation is avoided, the activity of aerobic microorganisms and the pollutant degradation efficiency are promoted, and the effect of improving the system landscape is also achieved.
4. The pebble gabion at the bottom of the floating island can synchronously realize the fixation of the splicing plates of the floating island and the tubular microporous aeration system, and the filled pebbles can play the role of a carrier for fixing a functional microbial agent and also can play the roles of providing habitats for fishes and benthonic animals and the like.
5. On the basis of the traditional ecological floating island system, the ecological niche optimization combination of aquatic organisms is utilized, the contact area of functional units and pollutants in water is enlarged, the purification functions of multiple media and multiple biological components of the system are fully exerted, the hydrological environment in the floating island is improved through the driving of natural energy power, the three-dimensional enhanced type water body purification ecological floating island system is formed, the self-purification capacity of the water body is obviously improved, the system can be used for black and odorous water body purification treatment of high pollution load, and the application field of the traditional floating island is expanded.
The invention can build different purifying and landscape effects through different combination modes of the functional modules in space, and is suitable for water bodies with different water flow states, pollution degrees and pollution types.
Drawings
Fig. 1 is a schematic structural diagram of an ecological niche optimized configuration type solar power ecological floating island;
fig. 2 is a schematic structural diagram of a configuration system of a solar dynamic ecological floating island with ecological niche optimization configuration in the ninth embodiment;
fig. 3 is a schematic structural diagram of a configuration system of a ten ecological niche optimization configuration type solar dynamic ecological floating island in the specific embodiment.
Detailed Description
The first embodiment is as follows: the ecological niche optimized configuration type solar power ecological floating island is formed by splicing a hydrodynamic module A, an empty window module B and a biological strengthening module C, wherein the hydrodynamic module A is used as the center of the whole floating island, and the empty window module B and the biological strengthening module C are sequentially spliced outwards;
the hydrodynamic module A is characterized in that a solar fountain 1 is arranged on a floating carrier 8, the lower surface of the floating carrier 8 is connected with one end of a tubular microporous aeration system 3, and the other end of the tubular microporous aeration system 3 is connected with a sinking and fixing box cage 4 at the bottom of a river bed; the hollow window module B is formed by that a through hole is formed in a floating carrier 8, submerged plants 6 are fixedly planted at the vertically downward water bottom of the through hole, and the submerged plants 6 are placed in a nutrition cup 7; the biological strengthening module C is characterized in that emergent aquatic plants 9 are fixedly planted on the floating carrier 8, and artificial aquatic weeds 11 are hung below underwater roots of the emergent aquatic plants 9.
The hollow window module and the biological strengthening module are sequentially spliced outwards in the embodiment, namely the hollow window module is surrounded on the periphery of the hydrodynamic module, and the biological strengthening module is surrounded on the periphery of the hollow window module. The hydrodynamic module, the hollow window module and the biological strengthening module are spliced through a floating carrier.
The hydrodynamic module of the embodiment uses a solar panel as a basic framework and is externally connected with a light carrier to help to float the water surface, a small fountain is formed on the water surface by solar energy driving, an underwater connecting pipe type micropore aeration system carries out aeration reoxygenation, the bottom end of the pipe type aeration system is connected with a sinking and falling fixed box cage at the bottom of a river bed, and the box cage is filled with gravel capable of loading functional microorganisms.
The embodiment is based on the ecological niche space optimization principle, and a novel stereoscopic ecological floating island is constructed. The floating island is used for inlaying and configuring emergent aquatic plants and submerged plants in the horizontal axis direction, so that the space and resource competition pressure of different life type plants is avoided; the lower part of the root system of the emergent aquatic plant is externally connected with a microbial carrier material on a vertical axis, and a functional microbial agent is loaded; meanwhile, the solar power is utilized to drive the water surface fountain and the underwater micropore aeration system, the problems of the flow state of water flow and insufficient dissolved oxygen in the floating island are solved, and a three-dimensional novel ecological floating island strengthening system with space optimization configuration of emergent aquatic plants, submerged plants and functional microorganisms strengthened by natural energy power is constructed.
The second embodiment is as follows: the present embodiment differs from the first embodiment in that a solar panel 2 is laid on the upper surface of the floating carrier 8 in the hydrodynamic module a.
The third concrete implementation mode: the difference between the first embodiment and the second embodiment is that the sinker holding cage 4 is filled with gravel eggs 5.
The fourth concrete implementation mode: the present embodiment is different from the third embodiment in that the particle size of the pebbles 5 is 5 to 8 cm.
The fifth concrete implementation mode: the present embodiment is different from one of the first to fourth embodiments in that the emergent aquatic plants 9 are fixedly planted in the planting basket 10.
The sixth specific implementation mode: the difference between the fifth embodiment and the fifth embodiment is that the diameter of the planting basket 10 is 10-15 cm.
The seventh embodiment: the difference between this embodiment and one of the first to sixth embodiments is that the emergent aquatic plant 9 is reed, iris, calamus, cattail or canna.
The specific implementation mode is eight: the difference between this embodiment and one of the first to seventh embodiments is that the submerged plant 6 is hydrilla verticillata, sowthistle, potamogeton gracilis or hornworts.
The specific implementation method nine: the configuration system of the ecological niche optimized configuration type solar power ecological floating island of the embodiment comprises: the floating carrier 8 in each hydrodynamic module A, each hollow window module B and each biological strengthening module C in the ecological niche optimization configuration type solar dynamic ecological floating island is square, a single hydrodynamic module A is used as the center of a square matrix, a square frame formed by a plurality of hollow window modules B is spliced on the periphery of the hydrodynamic module A, and then the square frame formed by a plurality of biological strengthening modules C is continuously spliced on the periphery of the square frame formed by the hollow window modules B.
According to the embodiment, the ecological level optimization configuration type solar power ecological floating island is spliced into a square whole, and the ecological floating island is suitable for treating rivers with large width and flat terrain.
The detailed implementation mode is ten: the configuration system of the ecological niche optimized configuration type solar power ecological floating island of the embodiment comprises: the floating carrier 8 in each hydrodynamic module A, each hollow window module B and each biological strengthening module C in the ecological niche optimization configuration type solar dynamic ecological floating island is circular, a circle (a plurality of) hollow window modules B is spliced around a single hydrodynamic module A by taking the single hydrodynamic module A as the center of a hexagon, and a hexagonal frame formed by a plurality of biological strengthening modules C is continuously spliced on the periphery of the circle of hollow window modules B.
The embodiment is suitable for treating rivers with small width, large topographic relief and many natural floating islands.
Example (b): the ecological niche optimized configuration type solar dynamic ecological floating island is formed by splicing a hydrodynamic module A, an empty window module B and a biological enhancement module C, wherein the hydrodynamic module A is used as the center of the whole floating island, and the empty window module B and the biological enhancement module C are sequentially spliced outwards;
the hydrodynamic module A is characterized in that a solar fountain 1 is arranged on a floating carrier 8, one end of a tubular microporous aeration system 3 is connected to the lower surface of the floating carrier 8, the other end of the tubular microporous aeration system 3 is connected with a sinking and fixing box cage 4 at the bottom of a river bed, egg gravels are filled in the sinking and fixing box cage 4, a through hole is formed in the floating carrier 8, a submerged plant goldfish algae 6 is fixedly planted at the vertically downward water bottom of the through hole, the goldfish algae 6 is placed in a nutrition cup 7, a biological strengthening module C is formed in a way that an emergent plant calamus 9 is fixedly planted on the floating carrier 8, and a carbon fiber artificial aquatic plant 11 which is × cm long and 240 × 12cm wide is hung below the underwater root of the calamus 9.
The matching system formed by splicing the solar power ecological floating islands in the embodiment is square as shown in fig. 2, and the size of the overall ecological floating island configuration system is × in length, × in width and 3520 20 × 10 in height, 10 × 3m in height.

Claims (8)

1. The ecological niche optimized configuration type solar power ecological floating island is characterized in that the ecological niche optimized configuration type solar power ecological floating island is formed by splicing a hydrodynamic module (A), an empty window module (B) and a biological strengthening module (C), wherein the hydrodynamic module (A) is used as the center of the whole floating island, and the empty window module (B) and the biological strengthening module (C) are sequentially spliced outwards;
the hydrodynamic module (A) is characterized in that a solar fountain (1) is arranged on a floating carrier (8), the lower surface of the floating carrier (8) is connected with one end of a tubular microporous aeration system (3), the other end of the tubular microporous aeration system (3) is connected with a sinking and falling fixed box cage (4) at the bottom of a river bed, and gravel stones (5) are filled in the sinking and falling fixed box cage (4); the hollow window module (B) is provided with a through hole on the floating carrier (8), submerged plants (6) are planted at the bottom of the through hole which is vertically downward, and the submerged plants (6) are placed in the nutrition cup (7); and the biological strengthening module (C) is characterized in that emergent aquatic plants (9) are fixedly planted on the floating carrier (8), the emergent aquatic plants (9) are fixedly planted in the hollowed planting basket (10), and artificial aquatic weeds (11) are hung below the underwater roots of the emergent aquatic plants (9).
2. The ecological niche-optimized solar powered ecological floating island according to claim 1, characterized in that the upper surface of the floating carrier (8) in the hydrodynamic module (a) is paved with solar panels (2).
3. The ecological niche optimized solar power ecological floating island according to claim 1, characterized in that the particle size of the gravel (5) is 5-8 cm.
4. The ecological niche optimized solar dynamic ecological floating island according to claim 1, characterized in that the diameter of the planting basket (10) is 10-15 cm.
5. The ecological niche-optimized solar power ecological floating island according to claim 1, characterized in that the emergent aquatic plant (9) is reed, iris, calamus, cattail or canna.
6. The ecological niche-optimized solar-powered ecological floating island according to claim 1, characterized in that the submerged plants (6) are hydrilla verticillata, sowthistle, potamogeton gracilis or goldfish algae.
7. The configuration system of the ecological niche-optimized solar power ecological floating island according to claim 1, wherein the floating carriers (8) in each of the hydrodynamic modules (a), the hollow window modules (B) and the bio-augmentation modules (C) in the ecological niche-optimized solar power ecological floating island are square, a single hydrodynamic module (a) is used as the center of the square matrix, a square frame consisting of a plurality of hollow window modules (B) is spliced around the hydrodynamic module (a), and then a square frame consisting of a plurality of bio-augmentation modules (C) is continuously spliced at the periphery of the square frame consisting of the hollow window modules (B).
8. The configuration system of the ecological niche-optimized solar power ecological floating island according to claim 1, wherein the floating carriers (8) in each of the hydrodynamic modules (a), the empty window modules (B) and the bio-augmentation modules (C) in the ecological niche-optimized solar power ecological floating island are circular, a circle of the empty window modules (B) is spliced around a single hydrodynamic module (a) with the single hydrodynamic module (a) as the center of a hexagon, and a hexagonal frame consisting of a plurality of bio-augmentation modules (C) is continuously spliced around the circle of the empty window modules (B).
CN201611153008.7A 2016-12-14 2016-12-14 Ecological niche optimal configuration type solar power ecological floating island and configuration system Active CN106745768B (en)

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CA3083237A1 (en) * 2017-11-30 2019-06-06 Chris Walker Modular floating structure
CN107879479A (en) * 2017-12-15 2018-04-06 华中科技大学 The dimension purification combined ecological floating island of one kind five
CN109626594A (en) * 2019-01-11 2019-04-16 西交利物浦大学 A kind of eutrophication water in-situ repairing device

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CN105948263A (en) * 2016-05-18 2016-09-21 哈尔滨工业大学 Multifunctional ecological purifying wall system and application thereof
CN105884032A (en) * 2016-06-15 2016-08-24 中国科学院重庆绿色智能技术研究院 Multifunctional stereoscopic ecological chain floating island
CN105948268A (en) * 2016-06-27 2016-09-21 中冶华天工程技术有限公司 Plant ecological floating bed
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