CN108623007A - A kind of multi-stage eco-ponds improvement rural rivers method - Google Patents

A kind of multi-stage eco-ponds improvement rural rivers method Download PDF

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Publication number
CN108623007A
CN108623007A CN201710190495.2A CN201710190495A CN108623007A CN 108623007 A CN108623007 A CN 108623007A CN 201710190495 A CN201710190495 A CN 201710190495A CN 108623007 A CN108623007 A CN 108623007A
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China
Prior art keywords
ecological pond
water
rural
rural rivers
rivers
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Pending
Application number
CN201710190495.2A
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Chinese (zh)
Inventor
王士满
李伟斯
刘健
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Shandong Cheng Cheng Environmental Inspection Co Ltd
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Shandong Cheng Cheng Environmental Inspection Co Ltd
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Priority to CN201710190495.2A priority Critical patent/CN108623007A/en
Publication of CN108623007A publication Critical patent/CN108623007A/en
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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
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/105Phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • 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
    • C02F2201/009Apparatus with independent power supply, e.g. solar cells, windpower, fuel cells
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/22O2
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions

Abstract

The invention discloses a kind of multi-stage eco-ponds to administer rural rivers method, including multi-stage eco-ponds system, and every grade of the ecology pond systems are arranged at the both sides of rural rivers, and flow to interval setting along rural rivers;Each the ecology pond systems include that ecological pond, overfall dam and sluice are constituted;The ecological pond is the flowing water channel of semi-annular shape, and both ends are connected to rural rivers;The surrounding kind full water plant in the ecological pond is equipped with aerator in ecological pond, while having put fish in ecological pond in a suitable place to breed;The overfall dam is located in rural rivers, for forcing river water stream to enter ecological pond.A kind of multi-stage eco-ponds proposed by the present invention administer rural rivers method, fully depend on ecological control techniques, have many advantages, such as that construction is low with maintenance cost, treatment effect is good, non-secondary pollution, later stage operational management is simple, beautifies landscape.In addition, the present invention is directed to rural rivers pollution problem, the quality problem that rural rivers import downstream mainstream can be effectively solved.

Description

A kind of multi-stage eco-ponds improvement rural rivers method
Technical field
The present invention relates to water purification technology fields more particularly to a kind of multi-stage eco-ponds to administer rural rivers method.
Background technology
Rural rivers are generally the tributary in rural area gutter or larger river, be domestic sewage in rural areas, breeding wastewater and The main remittance of the Rural Plane Source Pollutions such as farmland water-break.Rural rivers are usually located at village both sides, and village periphery is large stretch of farmland, raw Sewage, breeding wastewater and agricultural pollution living etc. constantly import in rural rivers, cause rural rivers water quality poor, organic matter, The pollutants such as nitrogen phosphorus are exceeded.With economic development and improvement of living standards, demand of the people to meat product increasingly increases, poultry Herding breeding pollution will be further exacerbated by;As vegetables and fruits flower industry development is grown, cultivated area will greatly improve, and excessive fertilization shows As being difficult to reverse rapidly in a short time, Soil Nitrogen, phosphorus eutrophication will also continue, and vegetables and fruits flower-grower dives to body eutrophication at field It will be growing on and on threatening.In addition, the reason of economic and technical etc., cause rural rivers pollution to be difficult to solve in a short time Certainly.
Country payes attention to the improvement of Rural Water Environment, and " ten, water " is clearly wanted in about the agriculture rural pollution prevention of propulsion It asks:Pollution from livestock and poultry is prevented, agricultural non-point source pollution is controlled, accelerates rural environment comprehensive improvement etc..Rural rivers are carried out Regulation belongs to rural environment Introduction of The Comprehensive Regulating Works, can preferably solve Pollution from livestock and poultry, agricultural non-point source pollution and rural area Environmental problem.It is renovated by rural rivers, it is possible to reduce pollution of the rural rivers for downstream mainstream, while agriculture can be effectively improved Village's river water environmental improves rural rivers landscape on the way, meets national relevant regulations, cater to Times ' Demand.
River improvement method is broadly divided into the three classes method such as physics, chemistry, biology at present, and wherein physics class included mainly Filter, precipitation, nature or artificial aeration etc., such method has many advantages, such as that cost is relatively low, generally adapts to, but pollutant removal is imitated Fruit is bad, palliative.Chemical method includes mainly sprinkling flocculant, chemical precipitation etc., has higher pollutant removal Effect, but with palliative, cost is higher, may cause the defects of secondary pollution;Biological method includes mainly Manual moist Ground, ecological pond, biological floating bed, biological agent etc., such method shift water pollutant, converted and are degraded, and water is improved Body water quality builds the aquatic ecosystem with complete nutrition level structure, fundamentally restores the health of rural rivers water body system. Effective, secure persistent, project cost is relatively low, operating cost is cheap, can change with greening environment and landscape with stablizing for biological method Kind the features such as being combined, slowly effect is existed simultaneously, the defects of by season and weather influence.
Invention content
The purpose of the present invention is to solve disadvantage existing in the prior art, a kind of multi-stage eco-ponds of proposition administer agriculture Village river method.
To achieve the goals above, the present invention adopts the following technical scheme that:A kind of multi-stage eco-ponds improvement rural rivers side Method, including multi-stage eco-ponds system, every grade of the ecology pond systems are arranged at the both sides of rural rivers, and along the water of rural rivers Flow the setting of direction interval;Each the ecology pond systems include that ecological pond, overfall dam and sluice are constituted;The ecological pond is semi-annular shape Flowing water channel, both ends are connected to rural rivers;The surrounding kind full water plant in the ecological pond, the interior installation of ecological pond There is aerator, while having put fish in ecological pond in a suitable place to breed;The overfall dam is located in rural rivers, for forcing river water stream to enter Ecological pond;The sluice is located at the exit of ecological pond;The rural rivers river water is entered life by the barrier effect of overfall dam The state pool after river water enters ecological pond, is constantly collected in ecological pond, and by stopping for a long time, larger suspended matter is quiet in river water Precipitation is set, dissolved matter is degraded under the action of water plant and fish in river water, and by aerator, is made molten in river water It solves oxygen concentration to improve, makes water quality gradually good;It is reentered in rural rivers finally by sluice, and then enters next ecological pond system System.
Preferably, the flow of ecological pond is calculated according to the water of rural rivers, is 3-5 days waters of rural rivers, 3-5 Its water is the 60-80% of entire ecological pond capacity again so that hydraulic detention time of the rural rivers in ecological pond is 3-5 It.
Preferably, ecological pond area is 2000-3000 square metres, and depth is generally 1-2 meters, and water plant is reed, Chang At least one of Pu, withered grass, lotus or water plant;The fish are at least one of grass carp or silver carp.
Preferably, the overfall dam is steel and concrete structure, is highly 0.8-1.5 meters;It is arranged in rural rivers close to raw The position of state pool import.
Preferably, sluice is to turn over sluice, is iron structure;It is mainly used to control water size in ecological pond, is usually in Closed state, if need to discharge water or need to open completely if extensive rainfall occurs.
Preferably, the aerator is solar energy aeration device, and density is 500-1000 square metres/;Solar energy exposes Device of air saves power cost, is aerated by its discontinuous, can increase the content of oxygen in water using solar energy as electric energy, For Fish Survival, and the removal rate of pollutant can be improved.
A kind of multi-stage eco-ponds proposed by the present invention administer rural rivers method, fully depend on ecological control techniques, tool Have the advantages that construction and maintenance cost are low, treatment effect is good, non-secondary pollution, later stage operational management is simple, beautify landscape.This Outside, the present invention is directed to rural rivers pollution problem, can effectively solve the quality problem that rural rivers import downstream mainstream.
Description of the drawings
Fig. 1 is the structural schematic diagram that a kind of multi-stage eco-ponds proposed by the present invention administer rural rivers method.
Fig. 2 is the ecology pond systems structural representation that a kind of multi-stage eco-ponds proposed by the present invention administer rural rivers method Figure.
1 is village, and 2 be ecological pond, and 3 be rural rivers, and 4 be mainstream, and 5 be sluice, and 6 be overfall dam, and 7 be water plant, 8 For water (flow) direction.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, a kind of multi-stage eco-ponds administer rural rivers method, including multi-stage eco-ponds system, every grade of ecology Pool system is arranged at the both sides of rural rivers 3, and is spaced and is arranged along the water (flow) direction of rural rivers 38;Each ecological pond system System includes that ecological pond 2, overfall dam 6 and sluice 5 are constituted, and sluice 5 is to turn over sluice, is iron structure;It is mainly used to control ecological pond Interior water size, is usually closed, if need to discharge water or need to open completely if extensive rainfall occurs.
Ecological pond 2 is the flowing water channel of semi-annular shape, and both ends are connected to rural rivers 3;The surrounding kind in ecological pond 2 Full water plant 7 is equipped with aerator in ecological pond 2, while having put fish in a suitable place to breed in ecological pond 2;Overfall dam 6 is located at rural area river In stream 3, for forcing river water stream to enter ecological pond 2;Sluice 5 is located at the exit of ecological pond 2;2 area of ecological pond is 2000- 3000 square metres, depth is generally 1-2 meters, and water plant is at least one in reed, calamus, withered grass, lotus or water plant Kind;Fish are at least one of grass carp or silver carp.
River water in rural rivers 3 is by the barrier effect of overfall dam 6 hence into ecological pond 2;Overfall dam 6 is steel reinforced concrete knot Structure is highly 0.8-1.5 meters;It is arranged in rural rivers 3 close to the position of 2 import of ecological pond.
After river water enters ecological pond 2 so that river water constantly collects in ecological pond 2, by stopping for a long time, in river water Larger suspended matter staticly settles, and dissolved matter is degraded under the action of water plant 7 and fish in river water, and is filled by being aerated It sets, dissolved oxygen concentration in river water is made to improve, water quality is gradually good, and aerator is solar energy aeration device, and density is flat for 500-1000 Square rice/;Solar energy aeration device saves power cost, is aerated by its discontinuous, can increase water using solar energy as electric energy For Fish Survival, and the removal rate of pollutant can be improved in the content of middle dissolved oxygen.
It is reentered in rural rivers 3 finally by sluice 5, and then enters next the ecology pond systems;The stream of ecological pond 2 Amount is calculated according to the water of rural rivers 3, is 3-5 days waters of rural rivers 3, and 3-5 days waters are that entire ecological pond 2 holds again The 60-80% of amount so that water retention time of the rural rivers 3 in ecological pond 2 is 3-5 days.
During practice, as shown in the figures 1 and 2, rural rivers 3 are normally in village 1 or the week in village 1 Side so that sanitary sewage, breeding wastewater and the agricultural pollution etc. of 1 periphery of village constantly import in rural rivers 3, and then carry out Collect processing, is cleaned in rural rivers 3 and standard compliant water flows into mainstream 4.
It is as follows that multi-stage eco-ponds proposed by the invention administer the effect of rural rivers method in practical applications:
Effect one:Multi-stage eco-ponds 2 are located at rural area tributary Dong's rockery gutter in the Linshu County rivers Cang Yuan, the gutters Dong Shanzi Long 6km, circumferential distribution have several villages, sanitary sewage and breeding wastewater directly to import the gutters Dong Shanzi.According to gutter Feature builds ecological pond at two among the gutters Dong Shanzi, is level-one ecological pond and two level ecological pond successively from top to bottom, and two Locate ecological pond at a distance of 2.5km, forms two level the ecology pond systems.Wherein level-one ecological pond area is 2000 square metres, depth 1.5 Rice, maximum can hold water 3000m3, the water plants such as plantation cattail, lotus, put the fish such as grass carp, silver carp in a suitable place to breed in the pool;Pacify in pond It fills at solar energy aeration device 5, persistently pond is aerated, import river through turning over sluice, and then enter next stage ecological pond. Two level ecological pond area is 2500 square metres, and depth is 1.8 meters, and maximum can hold water 4500m3, plantation cattail in the pool, thaliadeabata, The water plants such as withered grass put the fish such as grass carp, silver carp in a suitable place to breed;Installed at solar energy aeration device 6 in pond, constantly to pond into Row aeration, the rivers Cang Yuan are finally imported through turning over sluice.Under the conditions of stable Inlet and outlet water, COD, ammonia nitrogen, total phosphorus influent concentration difference For 168mg/L, 17.2mg/L, 2.34mg/L, after being handled by two level ecological pond, aqueous concentration be respectively 41.4mg/L, 3.38mg/L, 0.426mg/L, water outlet are satisfied by《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) level-one A standards.
Effect two:Project Areas is located at the tributary village Zhuanghe in Junan County Dragon King river, length 10km, and circumferential distribution has more village The village, sanitary sewage and breeding wastewater directly import village Zhuanghe.According to village Zhuanghe's feature and situation on the way, in the village, Zhuanghe builds 3 Locate ecological pond, be level-one ecological pond, two level ecological pond and three-level ecological pond successively from top to bottom, form three-level the ecology pond systems, Wherein firsts and seconds ecological pond distance 2.5km, two level and three-level ecological pond distance 3.5km.Level-one ecological pond area is 2000 Square metre, depth is 1.2 meters, and maximum can hold water 2400m3, the water plants such as plantation giantreed, water lily, put grass carp, silver carp in a suitable place to breed in the pool Equal fish;It installs at solar energy aeration device 2 in pond, constantly pond is aerated, river, Jin Erjin are imported through turning over sluice Enter two level ecological pond.Two level ecological pond area is 1500 square metres, and depth is 1.8 meters, and maximum can hold water 2700m3, plant in the pool The water plants such as cattail, thaliadeabata put the fish such as grass carp, silver carp in a suitable place to breed;It is installed at solar energy aeration device 2 in pond, constantly Pond is aerated, imports river through turning over sluice, and then import three-level ecological pond again.Three-level ecological pond area is 3000 squares Rice, depth are 1.5 meters, and maximum can hold water 4500m3, the water plants such as plantation reed, lotus, put the fishes such as grass carp, silver carp in a suitable place to breed in the pool Class;It installs at solar energy aeration device 5 in pond, constantly pond is aerated, river is imported through turning over sluice, it is final to import Yellow Nian He.Under the conditions of stable Inlet and outlet water, three-level the ecology pond systems COD, ammonia nitrogen, total tp removal rate be respectively 81.7%, 75.2%, 84.6%, and water outlet is satisfied by《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) level-one A is marked It is accurate.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (6)

1. a kind of multi-stage eco-ponds administer rural rivers method, which is characterized in that including multi-stage eco-ponds system, every grade of ecological pond System is arranged at the both sides of rural rivers (3), and is spaced and is arranged along the water (flow) direction of rural rivers (3) (8);Each ecology Pool system includes that ecological pond (2), overfall dam (6) and sluice (5) are constituted;The ecological pond (2) is the flowing water channel of semi-annular shape, Its both ends is connected to rural rivers (3);The peace in the interior surrounding kind full water plant (7) of the ecological pond (2), ecological pond (2) Equipped with aerator, while fish are put in a suitable place to breed in ecological pond (2);The overfall dam (6) is located in rural rivers (3), for compeling River water stream is set to enter ecological pond (2);The sluice (5) is located at the exit of ecological pond (2);River in the rural rivers (3) Water is by the barrier effect of overfall dam (6) hence into ecological pond (2);After allowing river water to enter ecological pond (2) so that river water is in life The state pool is constantly collected in (2), and by stopping for a long time, larger suspended matter staticly settles in river water, dissolved matter in river water It degrades under the action of water plant (7) and fish, and by aerator, so that dissolved oxygen concentration in river water is improved, water quality is gradually It is good;It is reentered in rural rivers (3) finally by sluice (5), and then enters next the ecology pond systems.
2. a kind of multi-stage eco-ponds according to claim 1 administer rural rivers method, which is characterized in that ecological pond (2) Flow calculated according to the water of rural rivers (3), be 3-5 days waters of rural rivers (3), 3-5 days waters are entirely life The 60-80% of the state pool (2) capacity so that hydraulic detention time of the rural rivers (3) in ecological pond (2) is 3-5 days.
3. a kind of multi-stage eco-ponds according to claim 1 administer rural rivers method, which is characterized in that ecological pond (2) Area is 2000-3000 square metres, and depth is generally 1-2 meters, and water plant is reed, calamus, withered grass, lotus or water plant At least one of;The fish are at least one of grass carp or silver carp.
4. a kind of multi-stage eco-ponds according to claim 1 administer rural rivers method, which is characterized in that the overfall dam (6) it is steel and concrete structure, is highly 0.8-1.5 meters;It is arranged in rural rivers (3) close to the position of ecological pond (2) import.
5. a kind of multi-stage eco-ponds according to claim 1 administer rural rivers method, which is characterized in that sluice (5) is Sluice is turned over, is iron structure;Be mainly used to control ecological pond in water size, be usually closed, if need to discharge water or Extensive rainfall occurs then to need to open completely.
6. a kind of multi-stage eco-ponds according to claim 1 administer rural rivers method, which is characterized in that the aeration dress It is set to solar energy aeration device, density is 500-1000 square metres/;Solar energy aeration device is saved using solar energy as electric energy Power cost is aerated by its discontinuous, can increase the content of oxygen in water, for Fish Survival, and pollution can be improved The removal rate of object.
CN201710190495.2A 2017-03-16 2017-03-16 A kind of multi-stage eco-ponds improvement rural rivers method Pending CN108623007A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109928573A (en) * 2019-02-27 2019-06-25 长安大学 A kind of black-odor riverway sunk type greenery patches processing system and its processing method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3520355B2 (en) * 1994-08-26 2004-04-19 株式会社フジタ Water purification method
CN101045585A (en) * 2007-04-04 2007-10-03 中国环境科学研究院 Side-setted biological purifying method of river surface pollution
CN102061677A (en) * 2010-12-09 2011-05-18 河海大学 Full-section water wetland purification system suitable for normal water level of river
CN103214143A (en) * 2013-03-21 2013-07-24 杭州天凯生物科技有限公司 High efficiency combined restoration technology for urban river water bodies
CN105000748A (en) * 2015-04-30 2015-10-28 天津大学 Typical farmland non-point source pollutant 'point-line-face' comprehensive intercepting and control system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3520355B2 (en) * 1994-08-26 2004-04-19 株式会社フジタ Water purification method
CN101045585A (en) * 2007-04-04 2007-10-03 中国环境科学研究院 Side-setted biological purifying method of river surface pollution
CN102061677A (en) * 2010-12-09 2011-05-18 河海大学 Full-section water wetland purification system suitable for normal water level of river
CN103214143A (en) * 2013-03-21 2013-07-24 杭州天凯生物科技有限公司 High efficiency combined restoration technology for urban river water bodies
CN105000748A (en) * 2015-04-30 2015-10-28 天津大学 Typical farmland non-point source pollutant 'point-line-face' comprehensive intercepting and control system

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
M. DE JONGE: "Ecological impact assessme nt of sedimen t remed iation in a metal-contaminated", 《ENVIRONMENTAL POLLUTION》 *
张小龙: "多级生态塘植物修复技术用于富营养化水体修复", 《中国给水排水》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109928573A (en) * 2019-02-27 2019-06-25 长安大学 A kind of black-odor riverway sunk type greenery patches processing system and its processing method

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