CN205346970U - Composite vertical current constructed wetland system - Google Patents
Composite vertical current constructed wetland system Download PDFInfo
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- CN205346970U CN205346970U CN201521116294.0U CN201521116294U CN205346970U CN 205346970 U CN205346970 U CN 205346970U CN 201521116294 U CN201521116294 U CN 201521116294U CN 205346970 U CN205346970 U CN 205346970U
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- China
- Prior art keywords
- vertical current
- pond
- wetland system
- artificial wetland
- composite
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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 utility model relates to a composite vertical current constructed wetland system, handle pond, second vertical current processing pond and third vertical current including the first vertical current of three cascade connections and level reduction step by step and handle the pond, the bottom that pond and third vertical current processing pond were handled to first vertical current processing pond, second vertical current is linked together, and every vertical current processing pond all includes apart from 0~20cm's on the earth's surface ecological filtering layer, is located the adsorbed layer and the bottom metalling of ecological filtering layer below, plant the terrestrial plant on the ecological filtering layer. Compared with the prior art, the utility model discloses combine different kinds of wetland system, utilize plant species's on these wetlands otherness to carry out multiple purification to sewage, improve purifying effect and enlarge the application scope to water quality sewage.
Description
Technical field
This utility model relates to a kind of water purification system, especially relates to a kind of composite vertical current artificial wetland system.
Background technology
Artificial swamp is by the ground similar with marshland manually built with control operation, sewage, mud there is the dosing of control on the artificial wetland built, sewage and mud are in the process flowed in a certain direction, mainly utilize soil, artificial dielectric, plant, the physics of microorganism, chemistry, biological triple synergism, a kind of technology that sewage, mud are processed.Its mechanism of action includes absorption, delay, filtration, oxidoreduction, precipitation, microbial decomposition, conversion, plant are covered, the effect of residue accumulated, water transpiration and Nutrient Absorption and all kinds of animal.Although artificial swamp clean-up effect is relatively slow, but its construction cost is low, easy care, and is suitably employed in more remote mountain area or mining area, and therefore artificial swamp at home and abroad obtains research widely and application.By studying and put into practice discovery, being there is bigger difference by different types of wetland in purifying of pollutant, major influence factors therein includes the kind of plant.
Chinese patent CN102951739A discloses a kind of multi-section combined artificial wetland purifying system, including terrestrial plant purification zone and aquatic plant purification band, the surface structure of described cleaning system includes hillside fields and pond or irrigation canals and ditches, it it is intermediate zone between described hillside fields and pond or irrigation canals and ditches, impervious barrier it is provided with bottom hillside fields, all lead via intermediate zone pond or irrigation canals and ditches by sewage, described terrestrial plant purification zone is built in slope, aquatic plant purification band is built in pond or irrigation canals and ditches, described intermediate zone is planted and is implanted with very aqueous plant.It is in conjunction with different types of wet land system, utilizes floristic diversity on these wetlands that sewage carries out multistage purification, improves clean-up effect and expands the scope of application to sewage quality.But water body is purified by said system merely with plant, clean-up effect is poor.
Utility model content
The purpose of this utility model is contemplated to the defect overcoming above-mentioned prior art to exist and the composite vertical current artificial wetland system providing a kind of good purification, not hydrops.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of composite vertical current artificial wetland system, the first vertical current including thtee-stage shiplock level reduction step by step processes pond, the second vertical current process pond and the 3rd vertical current process pond, described first vertical current processes pond, the second vertical current processes pond and is connected with the bottom in the 3rd vertical current process pond, each vertical current processes pond and all includes the ecological filtering layer of distance earth's surface 0～20cm, is positioned at the adsorption layer below described ecological filtering layer and bottom metalling, plantation terrestrial plant on described ecological filtering layer.Described terrestrial plant is arbor or shrub.
Described adsorption layer includes zeolite layer and Flyash Layer from top to bottom successively.
Each vertical current processes the bottom in pond and is equipped with impervious barrier, thus it can be prevented that the pollutant in this utility model composite vertical current artificial wetland produce extravasation.It is provided with metalling between described adsorption layer and impervious barrier.
Adjacent vertical current processes and is provided with sealing coat between pond, and the sealing coat that adjacent two vertical currents process between pond is connected with described metalling or is at least partially disposed in metalling.
Described composite vertical current artificial wetland system is positioned at the both sides in river, it is nearest that the 3rd described vertical current processes distance river, pond, it is farthest that the first described vertical current processes distance river, pond, and the metalling in the 3rd described vertical current process pond is provided with the outlet of river water outlet.
Described river surface is provided with artificial floating island.
Described artificial floating island is suspended from biologic packing material, and biologic packing material provides the apposition growth space of indigenous microorganism.
Compared with prior art, this utility model has the following advantages and beneficial effect:
1, the ecological filtering layer of composite vertical current artificial wetland unit can efficiently solve Wetland Substrate top layer blockage problem, the particulate organic matter pollutant being detained and decompose in sewage, dramatically increase quantity and the activity of Ammonifying bacteria in wet land system, nitrobacteria, denitrifying bacteria and urase；Substrate bed adopts two kinds of high-performance fillers can effectively remove the organic pollution in sewage, nitrogen and phosphorus.
2, artificial floating island is set in river, on chinampa suspended from biologic packing material, moving on biologic packing material by the part indigenous microorganism in bed mud in river, such river course better purifying space can increase to the cross-section of river in river course from simple water-soil environment, and purifying volume can be effectively improved.
3, this utility model is in conjunction with different types of wet land system, utilizes floristic diversity on these wetlands that sewage carries out multiple purifying, improves clean-up effect and expands the scope of application to sewage quality.
Accompanying drawing explanation
Fig. 1 is this utility model composite vertical current artificial wetland system structure schematic diagram.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in detail.
Embodiment
A kind of composite vertical current artificial wetland system, as shown in Figure 1, the first vertical current including thtee-stage shiplock level reduction step by step processes pond 1, second vertical current processes pond 2 and the 3rd vertical current processes pond 3, described first vertical current processes pond 1, second vertical current processes pond 2 and is connected with the bottom in the 3rd vertical current process pond 3, each vertical current processes the ecological filtering layer 4 that pond all includes distance earth's surface 0～20cm, it is positioned at the adsorption layer 5 below described ecological filtering layer 4 and bottom metalling 6, described ecological filtering layer 4 includes garden waste composting production, the mixture of local soil or soil moved in improve the original and water plant, plantation terrestrial plant 8 on ecological filtering layer 4, terrestrial plant 8 is arbor or shrub.
Adsorption layer 5 includes zeolite layer 9 and Flyash Layer 10 from top to bottom successively.Ammonium nitrogen is had extremely strong Selective adsorption by zeolite layer, can quickly retain the ammonium nitrogen in sewage, but can not as the final approach of ammonia nitrogen removal.Owing to zeolite has huge specific surface area, it it is a kind of desirably microbe carrier, and the zeolite layer that exists for of this utility model ecology filtering layer provides substantial amounts of dissolved oxygen, in zeolite layer, therefore there is substantial amounts of nitrobacteria and Ammonifying bacteria, it is possible to promote the nitrated of ammonium nitrogen.Secondly, when the organic pollution intercepted without ecological filtering layer is again introduced into zeolite layer, through the biochemical reaction of Ammonifying bacteria and bacterial digestion, the Digestion of ammonium nitrogen can be promoted further.On the other hand, the sewage processed through zeolite layer contains substantial amounts of nitrate nitrogen and phosphorus, bottom of the present utility model being gradually lowered due to dissolved oxygen concentration, there is substantial amounts of denitrifying bacteria, promote the removal of nitrogen in sewage, secondly because Flyash Layer is extremely strong to the adsorption of phosphorus, it is possible to effectively removes the phosphorus in sewage.
Each vertical current processes the bottom in pond and is equipped with impervious barrier 11, thus it can be prevented that the pollutant in this utility model composite vertical current artificial wetland produce extravasation.It is provided with metalling 6 between described adsorption layer 5 and impervious barrier 11.
Adjacent vertical current processes and is provided with sealing coat 7 between pond, and the sealing coat 7 that adjacent two vertical currents process between pond is connected with described metalling 6 or is at least partially disposed in metalling 6.
Composite vertical current artificial wetland system is positioned at the both sides in river 13, and the 3rd vertical current processes pond 3 apart from river 13 recently, and it is farthest apart from river that the first vertical current processes pond 1, and the metalling 6 in the 3rd vertical current process pond 3 is provided with the outlet 12 of river 13 water outlet.Surface, river 13 is provided with artificial floating island 14.Artificial floating island 14 is suspended from biologic packing material 15, and biologic packing material 15 provides the apposition growth space of indigenous microorganism.
Ecological filtering layer 4 is made up of the raw material of following weight portion: expanded perlite 10-20 part, pure plant degradation thing 55-65 part, volcanic rock 4-6 part, furfural dregs 4-6 part, hot fermentation animal wastes 8-12 part, Vermiculitum 4-6 part.Pure plant degradation thing is made up of following raw material by weight: agricultural crop straw 33 parts, 33 parts of edible fungi waste residue, wood fragments block 33 parts, the special decomposing agent of straw 1 part.
Each material composition function in ecological filtering layer 4 is as follows: expanded perlite adopts open cell type, open cell type expanded perlite is hydrophilic inorganic salt mineral, and after water suction, weight is original 4-9 times, it is possible to play the effect of water-retention slow release, prevent green plants from lodging, it is possible to control fertilizer efficiency and fertilizer degree.Pure plant degradation thing is to be mixed in proportion to become thoroughly decomposed through 15 days high temperature and obtain, global density≤600kg/m3；Agricultural crop straw add after the special decomposing agent of straw can quick composting, the special decomposing agent of straw is compoiste fermented bacteria preparation, environment friendly and pollution-free, is conducive to recycling of straw；Edible fungi waste residue is rich in elements such as organic matter, nitrogen, phosphorus, potassium, and mixing with other raw materials after becoming thoroughly decomposed is good vegetable fertilizer, and nutrient content is high, loose ventilative；Wood fragments block is the critical materials of this technology, wood fragments block becomes thoroughly decomposed can't rot through 15 days high temperature, it only has surface part to be become thoroughly decomposed, it is blended in Medium Culture as raw material, will not producing too many fertilizer efficiency in early stage 1-2, plant mainly utilizes the fertilizer efficiency of the agricultural crop straw become thoroughly decomposed and edible fungi waste residue to grow, after decomposition of becoming thoroughly decomposed for a long time, the fertilizer efficiency of wood fragments block progressively plays, it is possible to provide the fertility up to 6-8 for plant.Volcanic rock surface hydrophilic is strong, and rough porous is conducive to biofilm development, is the good carrier of biomembrane, to fixed microorganism element, any inhibiting effect, does not affect the activity of microorganism.The poly-pentose composition hydrolysis that furfural dregs is in corn cob, corn stalk, rice husk, cotton seed hulls and agricultural byproducts processing leftover bits and pieces produces the biomass class garbage that furfural (furtural) produces, rich in vitamin, lignin and a small amount of sulphuric acid, these organic substances are conducive to plant growing.Hot fermentation animal wastes odorless, aseptic without worm, fertility is strong.Vermiculitum is the expanded vermiculite through high-temperature roasting, has loose substrate, adsorbs fertility, and ventilative water absorbing force is strong, and the features such as variations in temperature is little are conducive to the growth of plant.
The above-mentioned description to embodiment is to be understood that for ease of those skilled in the art and use utility model.These embodiments obviously easily can be made various amendment by person skilled in the art, and General Principle described herein is applied in other embodiments without through performing creative labour.Therefore, this utility model is not limited to above-described embodiment, and those skilled in the art should within protection domain of the present utility model according to announcement of the present utility model, the improvement made without departing from this utility model category and amendment.
Claims (7)
1. a composite vertical current artificial wetland system, it is characterized in that, the first vertical current including thtee-stage shiplock level reduction step by step processes pond (1), second vertical current processes pond (2) and the 3rd vertical current processes pond (3), described first vertical current processes pond (1), second vertical current processes pond (2) and is connected with the bottom of the 3rd vertical current process pond (3), each vertical current processes the ecological filtering layer (4) that pond all includes distance earth's surface 0～20cm, it is positioned at adsorption layer (5) and the bottom metalling (6) of described ecological filtering layer (4) lower section, described ecological filtering layer (4) plants terrestrial plant (8).
2. a kind of composite vertical current artificial wetland system according to claim 1, it is characterised in that described adsorption layer (5) includes zeolite layer (9) and Flyash Layer (10) from top to bottom successively.
3. a kind of composite vertical current artificial wetland system according to claim 1, it is characterized in that, each vertical current processes the bottom in pond and is equipped with impervious barrier (11), is provided with metalling (6) between described adsorption layer (5) and impervious barrier (11).
4. a kind of composite vertical current artificial wetland system according to claim 3, it is characterized in that, adjacent vertical current processes and is provided with sealing coat (7) between pond, and the sealing coat (7) that adjacent two vertical currents process between pond is connected with described metalling (6) or is at least partially disposed in metalling (6).
5. a kind of composite vertical current artificial wetland system according to claim 1, it is characterized in that, described composite vertical current artificial wetland system is positioned at the both sides of river (13), it is nearest that the 3rd described vertical current processes pond (3) distance river (13), it is farthest that the first described vertical current processes distance river, pond (1), and the metalling (6) of the 3rd described vertical current process pond (3) is provided with the outlet (12) of river (13) water outlet.
6. a kind of composite vertical current artificial wetland system according to claim 5, it is characterised in that described river (13) surface is provided with artificial floating island (14).
7. a kind of composite vertical current artificial wetland system according to claim 1, it is characterized in that, described artificial floating island (14) is suspended from biologic packing material (15), and biologic packing material (15) provides the apposition growth space of indigenous microorganism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521116294.0U CN205346970U (en) | 2015-12-29 | 2015-12-29 | Composite vertical current constructed wetland system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201521116294.0U CN205346970U (en) | 2015-12-29 | 2015-12-29 | Composite vertical current constructed wetland system |
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| CN205346970U true CN205346970U (en) | 2016-06-29 |
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| CN201521116294.0U Expired - Fee Related CN205346970U (en) | 2015-12-29 | 2015-12-29 | Composite vertical current constructed wetland system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113354095A (en) * | 2021-06-28 | 2021-09-07 | 陕西地建土地工程技术研究院有限责任公司 | Ecological vertical flow constructed wetland system and sewage treatment method based on same |
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2015
- 2015-12-29 CN CN201521116294.0U patent/CN205346970U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113354095A (en) * | 2021-06-28 | 2021-09-07 | 陕西地建土地工程技术研究院有限责任公司 | Ecological vertical flow constructed wetland system and sewage treatment method based on same |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20181229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |