CN203200140U - Multistage series-connection step-type natural artificial wetland - Google Patents
Multistage series-connection step-type natural artificial wetland Download PDFInfo
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- CN203200140U CN203200140U CN2013201992202U CN201320199220U CN203200140U CN 203200140 U CN203200140 U CN 203200140U CN 2013201992202 U CN2013201992202 U CN 2013201992202U CN 201320199220 U CN201320199220 U CN 201320199220U CN 203200140 U CN203200140 U CN 203200140U
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Abstract
The utility model relates to a multistage series-connection step-type natural artificial wetland. The multistage series-connection step-type natural artificial wetland comprises N stages of wetlands which are arranged at intervals, wherein a water distribution channel is arranged between every two adjacent wetlands. The multistage series-connection step-type natural artificial wetland is characterized in that the depths of the water distribution channels sequentially increase along the water flow direction, and a water discharging channel is arranged at the outer side of the last stage of wetland; each stage of the wetland is sequentially formed by an aquatic plant layer, a soil layer and a matrix layer from top to bottom, artificial porous permeation tubes are distributed in the matrix layer along the water flow direction, and two ends of the artificial porous permeation tubes are blocked by geotechnical cloth or porous plugs; N is more than or equal to 3. According to the multistage series-connection step-type natural artificial wetland, the natural flow of sewage is realized, and the energy is saved; the water distribution channels and permeation tubes arranged at different depths are beneficial for the survival of aerobic and anaerobic microorganisms, so that the fast and efficient purification of the sewage is realized; by arranging the artificial porous permeation tubes, the free permeation of water is guaranteed, the contact surface area and the purifying capacity are increased, the blockage of the matrix layer and the eutrophication of the water body are avoided, and the service life of the wetland is prolonged.
Description
Technical field
The utility model relates to a kind of plural serial stage staged natural type artificial swamp, in particular, but relates in particular to the plural serial stage staged natural type artificial swamp of the good and water body natural flow of a kind of water permeability.
Background technology
Artificial swamp is a comprehensive ecosystem, and the physics by utilizing system's mesostroma, plant and microorganism three, chemistry and biological synergy realize the purification to pollutent, and the deep purifying that is mainly used in town sewage is processed.Artificial Wetland Techniques is a kind of novel sewage disposal technology, main cleaning principle by the simulating nature wetland, sewage, mud there be batching on the artificial wetland of building of control, sewage is in the process that flows in a certain direction, mainly utilize the synergy of soil, artificial substratum, plant, microorganism, realize the purifying treatment to sewage.The purification mechanism of artificial swamp comprises the aspects such as absorption, delay, filtration, redox, precipitation, microorganism decomposition, conversion.
Because human transition exploitation and utilization to natural resources have destroyed many original Wetlands ecosystems, so that the purification of nature self and restorability weaken.Simultaneously, the sewage that daily life and industrial production are discharged constantly increases, and these sewage are demanded urgently purifying and processing.Further add tight raising along with China's sewage drainage standard and river basin water quality standard, the traditional sewage treatment process of simple dependence, can't satisfy the growing requirement to quality of water environment of people, need badly and set up the further deep purifying sewage of artificial swamp.
China has a large amount of artificial swamp construction and is used for the deep purifying processing of sewage, but in actual motion, because the Traditional Man wet land filler mainly is gravel, sand etc., cause easily that voidage is low, oxidation effect is bad, long-time running is prone to obstruction, and processing efficiency is low.The patent No. is the patent document that CN201110114364.9, utility model name are called a kind of artificial swamp and method of construction thereof, a kind of vertical-type artificial swamp is disclosed, it is comprised of vertical side slope 1, waterplant 2, wetland pond 3, oyster shell 4, staying water is in the process that purifies, need to there be special equipment to come plumbing, consume energy higher, and oyster shell 4 also is not easy to obtain, laid down cost is higher.The patent No. is that CN201210320781.3, utility model name are called reverse-flow vertical artificial wet land system, it mainly is comprised of water inlet pipe 1, water distributing area 1, waterplant 3, gravel 4, zeolite 4, cobble 7, slag 8, limestone 9 and rising pipe 10, it needs the pump housing that water body is drained in the water distributing area, water body to be clean from top to bottom flows in first artificial wetland, being that the bottom right is supreme in second artificial swamp flows, thereby realizes decontamination effect improving; The artificial swamp of this form, not only cost is high, and energy consumption is also high, is unfavorable for spread.The patent No. is the patent documentation that CN201010233038.5, utility model name are called hydraulic power oxygenation constructed wetland, a kind of artificial swamp that mainly is comprised of wetland plant 1, filler 2, knee wall 3, collection distributing main 4, inlet chest, intermittent water inflow control device 6, oxygenating machine 7 etc. is disclosed, it is in the process of setting up, need to build knee wall 3, water feeding and draining device and oxygenating device, the shortcoming that laid down cost is high, the operation power consumption is high is also arranged.
Summary of the invention
The utility model is in order to overcome the shortcoming of above-mentioned technical problem, but the plural serial stage staged natural type artificial swamp of the good and water body natural flow of a kind of water permeability is provided.
Plural serial stage staged natural type artificial swamp of the present utility model comprises that the interval arranges, the N level wetland of parallel distribution, is the cloth Box Drain between adjacent two wetlands; Its special feature is: the degree of depth of described cloth Box Drain increases successively along water (flow) direction, and the outside of last step wetland is escape canal; Every grade of wetland is followed successively by waterplant, pedosphere and hypothallus from top to bottom, is furnished with artificial porous permeable pipe along water (flow) direction in the described hypothallus, and the two ends of artificial porous permeable pipe are with geotextile or porous plug shutoff; N 〉=3.
Setting up number is the multistage wetland of N, can be to the continuous purifying treatment step by step of sewage, and the water quality after the processing more easily satisfies the quality standard of water environment requirement.The degree of depth along water (flow) direction cloth Box Drain increases successively, is conducive to realize the natural flow of sewage to be clean, need not external force, has effectively saved the energy; Simultaneously, for more shallow cloth Box Drain, be conducive to the breeding of growing of aerobic microbiological; And for darker cloth Box Drain, not only have a large amount of aerobic microbiologicals, but also more be conducive to the existence of anaerobion, aerobic, anaerobion acting in conjunction more is conducive to water body purification.Artificial porous permeable pipe is set in the hypothallus of wetland, is conducive to realize the naturally osmotic of water body in wetland, improved the flowability of water body, for aerobic and anaerobion provide many microhabitats, saved cost simultaneously, increased the water body purification effect.
Plural serial stage staged natural type artificial swamp of the present utility model, along water (flow) direction, the grain diameter of matrix reduces successively in the hypothallus in the wetlands at different levels.The hypothallus of larger particles is conducive to the organic suspension material of larger particles in the sewage is adsorbed, and less hypothallus particle is conducive to form large-area microbial film, is conducive to improve detergent power and the speed of sewage.
Plural serial stage staged natural type artificial swamp of the present utility model evenly offers some posticums on the described artificial porous permeable pipe, and the periphery of artificial porous permeable pipe is provided with anticlogging geotextile.Set out the water hole, realized the free permeation of water body; Geotextile is set, has avoided the obstruction of artificial porous permeable pipe.
Plural serial stage staged natural type artificial swamp of the present utility model is provided with some secondary kapillaries on the described artificial porous permeable pipe, and secondary kapillary is realized the cavity of artificial porous permeable pipe and extraneous being communicated with; Artificial porous permeable pipe two ends are provided with anticlogging geotextile or porous plug.
The beneficial effects of the utility model are: plural serial stage staged natural type artificial swamp of the present utility model, by the cloth Box Drain being built the form that increases successively for along the water (flow) direction degree of depth, not only realized the natural flow of sewage, saved the energy, and for the cloth Box Drain of different depths, more be conducive to aerobic and existence anaerobion, be conducive to realize quick, the high-efficient purification of sewage.By in the hypothallus of wetland, laying artificial porous permeable pipe along water (flow) direction, guaranteed the free permeation of water body to be clean in wetland, avoided the obstruction of hypothallus, prolonged the work-ing life of wetland.Simultaneously, also can make along the matrix granule size in the water (flow) direction wetland reducing gradually, be conducive to organic pollutants to different sizes and adsorb and degrade.Water body can be realized region-wide flowing at wetland and escape canal, exists without dead water region, has avoided existence and the body eutrophication of planktonic algae.
Description of drawings
Fig. 1 is the plan structure schematic diagram of artificial swamp of the present utility model;
Fig. 2 is the cross-sectional view of artificial swamp of the present utility model;
Fig. 3 is the structural representation of the artificial porous permeable pipe of the first in the utility model;
Fig. 4 is the structural representation of the artificial porous permeable pipe of the second in the utility model.
Among the figure: 1 first step wetland, 2 second stage wetlands, 3 N level wetlands, 4 cloth Box Drains, 5 escape canals, 6 hypothalluses, 7 artificial porous permeable pipes, 8 pedospheres, 9 waterplant, 10 grounds; The 7-1 posticum, 7-2 geotextile, 7-3 level kapillary.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
As shown in Figure 1 and Figure 2, provided respectively overlooking and cross-sectional view of artificial swamp of the present utility model, adopted perspective among Fig. 1, therefore can see the artificial porous permeable pipe 7 in the hypothallus 6, it comprises ground 10, first step wetland 1, second stage wetland 2, N level wetland 3, cloth Box Drain 4, escape canal 5, hypothallus 6, artificial porous permeable pipe 7, pedosphere 8 and waterplant 9; Shown first step wetland 1, second stage wetland 2 ..., N level wetland 3 compartment of terrains are arranged on the ground 10 abreast, sewage to be clean flows from left to right.Form cloth Box Drain 4 between adjacent two wetlands, the outside of last step wetland is escape canal 5.Along water (flow) direction, the degree of depth of cloth Box Drain 4 increases gradually, for more shallow cloth Box Drain 5, is conducive to the breeding of growing of aerobic microbiological, is conducive to the purification to water body; Not only there is a large amount of aerobic microbiologicals in cloth Box Drain 5 for darker, but also more is conducive to the existence of anaerobion, can make aerobic, the common purifying water body of anaerobion.Simultaneously, the degree of depth of cloth Box Drain 4 constantly increases, but so that sewage natural flow to be clean has been saved the energy.
Every grade of shown wetland is followed successively by waterplant 9, pedosphere 8, hypothallus 6 from top to bottom, and hypothallus 6 is positioned at the bottommost of wetland, and it can adopt gravel, cobble or haydite etc.Be provided with artificial porous permeable pipe 7 along water (flow) direction in hypothallus 6, the two ends of artificial porous permeable pipe 7 are provided with in hypothallus 6 after the artificial porous permeable pipe 7 with geotextile or porous plug shutoff, have guaranteed that hypothallus has good water-permeable.Pedosphere 8 is arranged on the top of hypothallus 6, is used for fixing and cultivation waterplant 9, and waterplant 9 should be adopted the flourishing plant of root system, such as reed.The root system of waterplant 9 can deeply to pedosphere 8 and hypothallus 6, can purify water body by root system effectively.
As shown in Figure 3, provided the structural representation of the artificial porous permeable pipe of the first, shown artificial porous permeable pipe 7 is the tubulose of both ends open, offers many posticum 7-1 on the artificial porous permeable pipe 7, and the periphery is enclosed with geotextile 7-2.The opening at artificial porous permeable pipe 7 two ends and the posticum 7-1 on it make it have good water-permeable; Peripheral geotextile 7-2 has avoided the obstruction of artificial porous permeable pipe 7.As shown in Figure 4, provided the structural representation of the artificial porous permeable pipe of the second, shown artificial porous permeable pipe 7 is the tubulose of both ends open, is provided with many secondary kapillary 7-3 on it, and secondary kapillary 7-3 is plugged in the perforate of artificial porous permeable pipe 7.The end of secondary kapillary 7-3 is provided with opening, realizes artificial porous permeable pipe 7 internal cavities and extraneous being communicated with; The periphery of artificial porous permeable pipe 7 both ends opens is provided with geotextile 7-2 or porous plug, when guaranteeing water-permeable, also avoids the obstruction of artificial porous permeable pipe 7; The artificial porous permeable pipe 7 of this structure formation not only has good water-permeable, and is difficult for stopping up.
The construction process of plural serial stage staged natural type artificial swamp of the present utility model may further comprise the steps:
A). excavate wetland bed body, after the prepartion of land, according to design thickness and the layout of artificial swamp pedosphere 8 and hypothallus 6, the parallel constructed wetland bed body that excavates successively;
B). do antiseepage and process, on wetland bed body ground 10, with the clay compacting, infiltrate to underground to avoid sewage;
C). filling substrate, filling substrate material on the constructed wetland bed body in the process of filling substrate material, is sneaked into artificial porous permeable pipe 7 in the matrix along water (flow) direction, forms hypothallus 6, has good perviousness to guarantee hypothallus;
D). the mulching soil layer covers the thick pedosphere 8 of one deck 20～40cm, with plantation and fixing waterplant 9 above hypothallus 6;
E). build irrigation canals and ditches, take irrigation canals and ditches in the both sides of constructed wetland bed body, form cloth Box Drain 4, and guarantee along water (flow) direction, the degree of depth of cloth Box Drain 4 increases gradually; Simultaneously tamp antiseepage at the bottom of cloth Box Drain 4 with clay, and fill the thick substrate material of 10～20cm in the above, to strengthen detergent power;
F). the cultivation waterplant, plant at the artificial swamp pedosphere that well developed root system, biomass are large, the native country waterplant 9 of economical and efficient, in order to the root system with waterplant 9 water body is purified; After the planting aquatic plants 9, just formed first step wetland 1, second stage wetland 2 ..., N level wetland 3, formed cloth Box Drain 4 between adjacent two wetlands, the outside of last step wetland has just formed escape canal 5;
G). water body purification, inject pending sewage along the direction that dark 4 degree of cloth Box Drain increase successively, realize the purification of water body by the acting in conjunction of waterplant 9, hypothallus, microorganism.
Claims (4)
1. a plural serial stage staged natural type artificial swamp comprises that the interval arranges, the N level wetland of parallel distribution, is cloth Box Drain (4) between adjacent two wetlands; It is characterized in that: the degree of depth of described cloth Box Drain increases successively along water (flow) direction, and the outside of last step wetland is escape canal (5); Every grade of wetland is followed successively by waterplant (9), pedosphere (8) and hypothallus (6) from top to bottom, is furnished with artificial porous permeable pipe (7) along water (flow) direction in the described hypothallus, and the two ends of artificial porous permeable pipe are with geotextile or porous plug shutoff; N 〉=3.
2. plural serial stage staged natural type artificial swamp according to claim 1 is characterized in that: along water (flow) direction, the grain diameter of matrix reduces successively in the hypothallus in the wetlands at different levels.
3. plural serial stage staged natural type artificial swamp according to claim 1 and 2, it is characterized in that: evenly offer some posticums (7-1) on the described artificial porous permeable pipe (7), the periphery of artificial porous permeable pipe is provided with anticlogging geotextile (7-2).
4. plural serial stage staged natural type artificial swamp according to claim 1 and 2, it is characterized in that: be provided with some secondary kapillaries (7-3) on the described artificial porous permeable pipe (7), secondary kapillary is realized the cavity of artificial porous permeable pipe and extraneous being communicated with; Artificial porous permeable pipe two ends are provided with anticlogging geotextile (7-2) or porous plug.
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| CN2013201992202U CN203200140U (en) | 2013-04-18 | 2013-04-18 | Multistage series-connection step-type natural artificial wetland |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103214148A (en) * | 2013-04-18 | 2013-07-24 | 山东省分析测试中心 | Multistage-series stepped natural-type artificial wetland and construction method |
| CN104016489A (en) * | 2014-06-27 | 2014-09-03 | 贵州华源环保科技发展有限公司 | Suspended biological bed minitype domestic sewage treatment system |
| CN105906067A (en) * | 2016-06-21 | 2016-08-31 | 山东建筑大学 | High and low ridge type artificial wetland capable of being constructed in modular mode |
| CN105923790A (en) * | 2016-06-16 | 2016-09-07 | 中国矿业大学 | Composite horizontal subsurface flow combined artificial wetland system and method |
| CN108684376A (en) * | 2018-06-25 | 2018-10-23 | 浙江索尔园林工程服务有限公司 | A kind of overpass stereo greening apparatus |
-
2013
- 2013-04-18 CN CN2013201992202U patent/CN203200140U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103214148A (en) * | 2013-04-18 | 2013-07-24 | 山东省分析测试中心 | Multistage-series stepped natural-type artificial wetland and construction method |
| CN104016489A (en) * | 2014-06-27 | 2014-09-03 | 贵州华源环保科技发展有限公司 | Suspended biological bed minitype domestic sewage treatment system |
| CN105923790A (en) * | 2016-06-16 | 2016-09-07 | 中国矿业大学 | Composite horizontal subsurface flow combined artificial wetland system and method |
| CN105906067A (en) * | 2016-06-21 | 2016-08-31 | 山东建筑大学 | High and low ridge type artificial wetland capable of being constructed in modular mode |
| CN108684376A (en) * | 2018-06-25 | 2018-10-23 | 浙江索尔园林工程服务有限公司 | A kind of overpass stereo greening apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: The lake farming family farm in Lanshan District of Linyi City Weicheng blue Assignor: SHANDONG ANALYSIS AND TEST CENTER Contract record no.: 2016370000053 Denomination of utility model: Multistage-series stepped natural-type artificial wetland and construction method Granted publication date: 20130918 License type: Common License Record date: 20161207 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |