CN104944591A - Composite shallow superposition type plant growth module and appliance thereof - Google Patents
Composite shallow superposition type plant growth module and appliance thereof Download PDFInfo
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- CN104944591A CN104944591A CN201510359545.6A CN201510359545A CN104944591A CN 104944591 A CN104944591 A CN 104944591A CN 201510359545 A CN201510359545 A CN 201510359545A CN 104944591 A CN104944591 A CN 104944591A
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a composite shallow superposition type plant growth module for treating artificial wetland sewage, wherein the composite shallow superposition type plant growth module for treating the artificial wetland sewage is uniformly divided into three layers through separators in the vertical direction of the composite shallow superposition type plant growth module, the three layers respectively are a first layer, a second layer and a third layer, the four sides of the composite shallow superposition type plant growth module are fixed through columns, the peripheries of the columns are encircled by using networks, and wetland plants are planted on each layer of the composite shallow superposition type plant growth module. Self-floating growth plants are planted on the first layer, aquatic plants with steady roots and long stems are planted on the second layer, and pass through from side screens, roots are fixed on the separator of the second layer, aquatic plants with developed roots and strong oxygen loss ability are planted on the third layer, and pass through the side screens, and roots are fixed on the separator of the third layer. The invention further discloses an appliance of the composite shallow superposition type plant growth module in sewage treatment. Three layers of wetland plants in the composite shallow superposition type plant growth module reasonably utilize physical features and living habits of different plants, and greatly improve treatment effect of plants to sewage in the composite shallow superposition type plant growth module. The composite shallow superposition type plant growth module for treating the artificial wetland sewage can greatly save land, and is suitable for purification of large flow of surface water.
Description
Technical field
The invention belongs to artificial swamp, water ecology reparation and technical field of sewage, be specifically related to a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land and application thereof.
Background technology
Artificial swamp is a kind of by the wet land system manually built and regulate and control, and carries out sewage disposal by the optimum combination of physics in its ecosystem, chemistry and biological action.Artificial swamp is generally made up of artificial substratum and growth waterplant thereon, forms matrix-plant-microbial ecosystem.When sewage is by this system, pollution substance and nutritive substance by Systemic absorption, conversion or decomposition, thus make water body be purified.
Artificial swamp realizes mainly through three aspects sewage purification: the absorption of plant absorption, microbial decomposition and matrix, and wherein the absorption of plant plays keying action.Artificial swamp is as a kind of technique means of disposing of sewage, except there is good wastewater treatment efficiency, also there is less investment, technique be simple, working cost is low, the advantage such as convenient management, but also there is the shortcoming of some restriction development: traditional artificial swamp floor space is large, and hydraulic detention time is long simultaneously.
Summary of the invention
technical problem:in order to overcome the deficiencies in the prior art, first object of the present invention is to provide a kind of device low cost of manufacture, safeguards simple, land utilization ratio is high, efficiency of disposing of sewage is also high a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land.
Second object of the present invention there is provided the application of above-mentioned compound shallow-layer superimposed type plant-growth module.
technical scheme:for achieving the above object, the technical solution used in the present invention is: a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land, module vertical direction is divided into three layers with dividing plate, is respectively the first layer, the second layer and third layer; Module four limit selects pillar to fix, use around pillar mesh loop around, module every layer all plants wetland plant; Described the first layer plantation is from buoyant growth plant; The waterplant of the firm stem head of described second layer plantation root system, plant passes in netting from the side, and root system is fixed on the dividing plate of the second layer; Described third layer plantation well developed root system secretes the stronger waterplant of oxygen ability, and plant passes in netting from the side, and root system is fixed on the dividing plate of third layer.
Wherein, above-mentioned module is square, and total height is 30cm; The first layer height is 10cm, second layer height 10cm, and third layer height is 10cm.
Wherein, aforementioned barriers material is PVC board or glass reinforced plastic.
Wherein, above-mentioned reticulation is nylon wire.
Wherein, above-mentioned nylon wire aperture is 1.5-2cm.
Wherein, above-mentioned the first layer plants one or more in several waterplant such as Chinese celery, Nasturtium officinale, mater convolvulus.
Wherein, the above-mentioned second layer plants one or both in several waterplant such as Medulla Junci, cattail, calamus.
Wherein, above-mentioned third layer plantation reed.
The above-mentioned application of compound shallow-layer superimposed type plant-growth module in sewage disposal.
beneficial effect: the present invention compared with the existing technology, has the following advantages:
(1) structure of the present invention is simple, is built, in actual applications, can limit, run with other module combination of monomers according to actual landform feature and condition by basic square vegetable filler module assembled, builds flexibly.
(2) body characteristics of the different plant of three layers of wetland plant Appropriate application and life habit in this module, substantially increase plant treatment effect to sewage in this module.
(3) device of the present invention significantly can save soil, is suitable for the water purification of large discharge earth's surface.
Accompanying drawing explanation
Fig. 1 is the device front view of the embodiment of the present invention;
Fig. 2 is the device vertical view of the embodiment of the present invention.
Embodiment
Embodiment 1:
As shown in Figure 1, a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land, module vertical direction is divided into three layers with dividing plate 2, and dividing plate 2 adopts PVC board, is respectively the first layer, the second layer and third layer; Module four limit selects pillar 1 to fix, and pillar is that harder UPVC pipe is made, pillar 1 surrounding use nylon wire 3 that resistance is less around, module every layer all plants wetland plant; Chinese celery, Nasturtium officinale, mater convolvulus etc. are planted from pleuston 4 at the first layer of module; The waterplant 5 that the firm rhizome of the second layer plantation root system such as Medulla Junci, calamus is longer, plant passes in netting from the side, and root system is fixed on the dividing plate of the second layer; The well developed root systems such as third layer plantation reed secrete the stronger waterplant of oxygen ability 6, and plant passes in netting from the side, and root system is fixed on the dividing plate of third layer.Module is square, and total height is 30cm; The first layer height is 10cm, second layer height 10cm, and third layer height is 10cm.Nylon wire aperture is 1-2cm.
Module is after putting into wet land system, and plant fully can contact with polluted water, and polluted water can through reticulated structure, and the pollutent in polluted water is absorbed by plants or is retained filtration by root system.This plant-growth module, in limited areal, takes full advantage of vertical space, makes the phytomass of unit surface be increased to original about 3 times; Therefore be applied in artificial swamp, compared with traditional wetland, in limited space, considerably increase the total amount of plant, when hydraulic retention is 1 day, for COD
mn, TP, TN concentration is about the polluted river water of 10mg/L, 0.4mg/L and 4.5mg/L respectively, the modular device of improvement makes COD
mnclearance has been brought up to 75%, TP clearance and has been increased to 78%, TN clearance and has been increased to 90%, makes to substantially increase sewage treating efficiency when land seizure area is identical, is specially adapted to the purifying treatment of the larger polluted surface water of the water yield.
Embodiment 2
Basically identical with embodiment 1, difference is, the first layer plantation Nasturtium officinale etc. of module from pleuston 4; The waterplant 5 that the firm rhizomes of root system such as second layer plantation calamus are longer; Dividing plate 2 adopts glass reinforced plastic; COD
mnclearance be 77%, TP clearance be 72%, TN clearance be 89%.
Embodiment 3
Basically identical with embodiment 1, difference is, in the first layer plantation mater convolvulus etc. of module from pleuston 4; The waterplant 5 that the firm rhizomes of root system such as second layer plantation cattail are longer; COD
mnclearance be 79%, TP clearance be 73%, TN clearance be 93%.
Claims (9)
1., for a compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land, it is characterized in that, module vertical direction is divided into three layers with dividing plate, is respectively the first layer, the second layer and third layer; Module four limit selects pillar to fix, use around pillar mesh loop around, module every layer all plants wetland plant; Described the first layer plantation is from buoyant growth plant; The waterplant of the firm stem head of described second layer plantation root system, plant passes in netting from the side, and root system is fixed on the dividing plate of the second layer; Described third layer plantation well developed root system secretes the stronger waterplant of oxygen ability, and plant passes in netting from the side, and root system is fixed on the dividing plate of third layer.
2. a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land according to claim 1, it is characterized in that, described module is square, and total height is 30cm; The first layer height is 10cm, second layer height 10cm, and third layer height is 10cm.
3. a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land according to claim 1, it is characterized in that, described separator material is PVC board or glass reinforced plastic.
4. a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land according to claim 1, it is characterized in that, described reticulation is nylon wire.
5. a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land according to claim 4, it is characterized in that, described nylon wire aperture is 1.5-2cm.
6. a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land according to claim 1, is characterized in that, described the first layer plants one or more in Chinese celery, Nasturtium officinale, mater convolvulus or other waterplant.
7. a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land according to claim 1, is characterized in that, one or both in described second layer plantation Medulla Junci, cattail, calamus.
8. a kind of compound shallow-layer superimposed type plant-growth module for sewage treating artificial wet land according to claim 1, is characterized in that, described third layer plantation reed.
9. the application of compound shallow-layer superimposed type plant-growth module according to claim 1 in surface water direct purification and biological sewage treatment deep purification of tail water.
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| CN104944591B CN104944591B (en) | 2017-06-20 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11104686A (en) * | 1997-10-08 | 1999-04-20 | Shimizu Corp | Method for purifying river and its apparatus |
| CN2931466Y (en) * | 2006-07-19 | 2007-08-08 | 山东大学 | Water body treatment plants filtering bed |
| CN102219339A (en) * | 2011-05-09 | 2011-10-19 | 南京大学 | Modular system for purification of polluted river water body and application of the same |
| CN103755031A (en) * | 2014-01-03 | 2014-04-30 | 东南大学 | Thin plant packed bed and hydroponic plant bed superimposed wetland processing sewage system |
| CN103848502A (en) * | 2012-12-05 | 2014-06-11 | 中国科学院城市环境研究所 | Aquatic plant filter system for purifying breeding wastewater containing antibiotics |
| CN203999148U (en) * | 2014-06-26 | 2014-12-10 | 南京领先环保技术有限公司 | A kind of restoration of the ecosystem device that improves water surrounding |
-
2015
- 2015-06-25 CN CN201510359545.6A patent/CN104944591B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11104686A (en) * | 1997-10-08 | 1999-04-20 | Shimizu Corp | Method for purifying river and its apparatus |
| CN2931466Y (en) * | 2006-07-19 | 2007-08-08 | 山东大学 | Water body treatment plants filtering bed |
| CN102219339A (en) * | 2011-05-09 | 2011-10-19 | 南京大学 | Modular system for purification of polluted river water body and application of the same |
| CN103848502A (en) * | 2012-12-05 | 2014-06-11 | 中国科学院城市环境研究所 | Aquatic plant filter system for purifying breeding wastewater containing antibiotics |
| CN103755031A (en) * | 2014-01-03 | 2014-04-30 | 东南大学 | Thin plant packed bed and hydroponic plant bed superimposed wetland processing sewage system |
| CN203999148U (en) * | 2014-06-26 | 2014-12-10 | 南京领先环保技术有限公司 | A kind of restoration of the ecosystem device that improves water surrounding |
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Application publication date: 20150930 Assignee: NANJING MUNICIPAL DESIGN AND RESEARCH INSTITUTE Co.,Ltd. Assignor: SOUTHEAST University Contract record no.: X2020980010451 Denomination of invention: A composite shallow layer superimposed plant growth module and its application Granted publication date: 20170620 License type: Common License Record date: 20201230 |
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