CN106865777A - A kind of lake view water body early-stage rainwater groundwater pollution control - Google Patents

A kind of lake view water body early-stage rainwater groundwater pollution control Download PDF

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Publication number
CN106865777A
CN106865777A CN201710172259.8A CN201710172259A CN106865777A CN 106865777 A CN106865777 A CN 106865777A CN 201710172259 A CN201710172259 A CN 201710172259A CN 106865777 A CN106865777 A CN 106865777A
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China
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water
plant
brick
lake
ecological
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CN201710172259.8A
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Inventor
虢清伟
常莎
陈思莉
黄大伟
易皓
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South China Institute of Environmental Sciences MEE
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South China Institute of Environmental Sciences MEE
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Priority to CN201710172259.8A priority Critical patent/CN106865777A/en
Publication of CN106865777A publication Critical patent/CN106865777A/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
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • E02B3/129Polyhedrons, tetrapods or similar bodies, whether or not threaded on strings
    • 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
    • C02F2103/001Runoff or storm water
    • 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
    • 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

Abstract

The invention belongs to river system repair technology field, a kind of lake view water body early-stage rainwater groundwater pollution control is disclosed.The inventive method is specially the method that system control early-stage rainwater pollution is formed using area source pollutants reduction technology, ecological improving environment and the function intensified technical tie-up of landscape water body biological self cleaning;The system includes ecological brick, plant treatment system and aquatic animals Combined Treatment.The inventive method integrates area source pollutants reduction technology, ecological improving environment and the function intensified technology of landscape water body biological self cleaning, using the absorption of ecological brick, filtration, it is resistance to flood the flourishing root system of middle short stem plant and water body bump contact, intensive filter layer is formed, insoluble colloid, sedimentation organic debris is adhered to;Water plant absorbs the nitrogen and heavy metal element of early-stage rainwater, for microorganism provides attaching substratum and the place perched, greatly accelerates the decomposition of the organic colloid or suspension that are trapped in root system, adjusts ecological recycle system, rebuilds the ecosystem in lake.

Description

A kind of lake view water body early-stage rainwater groundwater pollution control
Technical field
The invention belongs to river system repair technology field, more particularly to a kind of lake view water body early-stage rainwater Environmental capacity side Method.
Background technology
During urban formation and development, city appearance water body is closed as the valuable source and environment support in city City existence is tied to, urban development is govern, is the key factor for affecting Urban style and beautifying urban environment.
Shelter in South China Cities landscape water body is big all in strict lock control state, and non-flood passage season is substantially without water of passing by, water body In moderate stream mode, self-purification capacity is low, adds a certain amount of xenobiotic pollutants of receiving, and many city appearance water body water quality are disliked Change, eutrophication is aggravated, aquatic ecosystem is degenerated, landscape water body gradually loses its due environment and social function.
Most of lake view water body is distributed in the places such as park, large-scale residential quarters, the villages and small towns geomantic omen pool, and it not only can be with Beautify the environment, while having the effect for carrying water circulation, regulation ecological environment and solving urban heat land effect, its is important and special Different landscape value, utility function value and the ecological value are taken seriously all the more and pay close attention to, and manmade landscape, artificial landscape's water surface is also increasingly The daily lifes for serving masses more.Natural lake with Hangzhou West Lake as representative and the people with Summer Palace Kunming Lake as representative The man-made tourist site lake in lake or house property development zone is made, these landscape water bodies have all turned into the key content of Construction of Eco-urban It is that the glamour in city embodies and adds beautiful together and unique scenery one of with the mark of modern city.
City appearance water body pollution of area source is higher due to pollutional load in a short time, it is difficult to control, thus as growing interest Environmental problem.When catchment occurs, rainwater flows through the very poor urban ground of permeability, takes away a large amount of urban pollutants.City City runoff component is complicated, and the surrounding environment with landscape water body is inseparable, especially early-stage rainwater, the pollution of water body is not allowed small Depending on.According to relevant report, the water pollution composition in U.S. river has 50% even more many pollution of area source from various urban runofves, Its city downstream water quality has 82% to be controlled by surface runoff, it is seen that pollution of area source has huge to urban lakes landscape water body Harm.
Ecological improving environment is a kind of Low investment of the environmental protection for growing up in recent years, high benefit, is easy to apply, develop and dive The big emerging technology of power.Its principle mainly uses the vital movement of the plant of cultivation or the microorganism of culture inoculation, right Polluter in water is shifted, converted and is degraded, so that water body is purified.Additionally, ecological improving environment can be with It is combined with greening environment and the aesthetic of landscape, leisure and sports equipment is set up area is administered, it is excellent that creation man and nature are blended U.S. environment.With reference to the national conditions of China, this treatment effect is good, construction costs and operating cost are relatively low, it is low to consume energy, without secondary dirt The river system repair technology of dye is very suitable for China's lake treatment.
Lake view water body is mainly characterized by that water surface area is relatively small, and water body finite capacity, the water substitution time is long, no Dilution, diffusion beneficial to pollutant, are mostly static or poor fluidity closing slow flow water bodies.What less landscape water body had adopts Water source is the ecosystem for lacking stabilization in running water, thus water body, and self-purification capacity is extremely low so that landscape water body is easily received Pollution, or even black smelly, do not simply fail to play due beautification of landscape effect, on the contrary into the corner or spot as yet untouched by a clean-up campaign of environment.
With early-stage rainwater harmfulness by people cognition, in the planning and designing of some large- and-medium size cities of China, Through start consider early-stage rainwater collection process, but the collecting amount of early-stage rainwater design calculating and collection rate all exist compared with Big dispute, early-stage rainwater can be collected using storage pond, when without rain, entered sewage treatment plant and processed, but the party Method can increase the treatment scale of sewage treatment plant, while also having the early-stage rainwater not being collected into flows into neighbouring landscape impoundments water Body.Just rain treatment facility is built by lake view water body, though being effectively reduced the pollutant into water body, it needs extra Land occupation, and certain influence is produced to the landscape around lake.
The content of the invention
In order to overcome the shortcomings and deficiencies of the prior art described above, primary and foremost purpose of the invention is to provide a kind of lake view Water body early-stage rainwater groundwater pollution control.
The inventive method is specially using area source pollutants reduction technology, ecological improving environment and landscape water body biological self cleaning The early-stage rainwater that function intensified technology is combined to entering landscape water body pollutes and is controlled, and makes lake view water body early-stage rainwater dirty Dye is controlled and improved.
The purpose of the present invention is realized by following proposal:
A kind of lake view water body early-stage rainwater groundwater pollution control, specially cuts down technology, life using area source pollutants The method that state improving environment forms system control early-stage rainwater pollution with the function intensified technical tie-up of landscape water body biological self cleaning;Institute Stating system includes ecological brick, plant treatment system and aquatic animals Combined Treatment.
Plant metalling and geotechnical fibre filter material are equipped with after the ecological brick successively.
The geotechnical fibre filter material can be non-woven fabrics, GSZ etc..
The geotechnical fibre filter material-paving width cannot be less than 15cm, preferably 20cm.
The ecological brick includes Ecological Retaining Wall brick and ecological fish nest brick.
The plant treatment system includes mesad, resistance to floods middle short stem plant and water plant.
Wherein in one embodiment, the system specifically includes non-woven fabrics, and plant metalling, Ecological Retaining Wall brick is ecological Fish nest brick, mesad is resistance to flood the parts such as middle short stem plant, water plant, aquatic animals.
Wherein, the non-woven fabrics lays along lake side;The mesad is planted on loke shore;It is described it is resistance to flood in short stem plant Species are planted more than Ecological Retaining Wall brick waterline;The following planting aquatic plants of Ecological Retaining Wall brick waterline;The ecological fish Nest brick is located at most beneath two-layer below waterline.
It is 200g/m that the non-woven fabrics uses specification2Bilayer lays.
The plant metalling is φ 10~25mm rubbles from particle diameter, and thickness is 300mm.
The specification of the Ecological Retaining Wall brick is preferably 500 × 500 × 200mm;It is shaped as irregular hexagon.
The plant setting hole of the Ecological Retaining Wall brick is preferably dimensioned to be 300 × 160mm;Planting area is preferably barricade area 50%;Vegetation coverage is more than 70%.
Voidage >=12% of the Ecological Retaining Wall brick, water permeability is good
The deadweight of the Ecological Retaining Wall brick cannot be less than 50kg, compression strength >=120kgf/cm2
The Ecological Retaining Wall brick is main material preferably with the smash aggregate and high-strength cement of certain particle diameter (5~10mm) The non-fine concrete product that material is made with concrete admixture stirring through secondary vibrations extrusion forming technique.Root system of plant can pass through Brick body is planted and is born in soil, and flowers and plants etc. can be planted in implantation hole, and barricade is formed after building by laying bricks or stones.
The specification of the ecological fish nest brick is preferably 500 × 500 × 200mm.
The ecological fish nest brick has the space of general fish habitat, is shaped as irregular hexagon.
Voidage >=12% of the ecological fish nest brick, water permeability is good
The deadweight of the ecological fish nest brick cannot be less than 50kg, compression strength >=120kgf/cm2
The Ecological Retaining Wall brick is main material preferably with the smash aggregate and high-strength cement of certain particle diameter (5~10mm) The non-fine concrete product that material is made with concrete admixture stirring through secondary vibrations extrusion forming technique.
The preferred ecological brick is new generation of green environment-friendly building materials product, and it is ensuring aquatic biology in fish nest brick space In living environment while, provide sufficient oxygen to them, vitality is cultivated in Ecological Retaining Wall brick indomitable, easily in great numbers Plant, so as to form the abundant ecosystem.
The mesad is including azalea, Chinese photinia, the tuber of dwarf lilyturf, creeping oxalis, Chinese mahonia, gardenia etc..
It is described resistance to flood middle short stem plant and bent including cattail, water chestnut white, reed, Scirpus tabernaemontani, canna, iris, calamus, reed, thousand Dish, thaliadeabata etc..It is described resistance to flood middle short stem plant and interlocked plantation using two or three type.
The water plant is including hornwort, eel grass, waterweed, bog pondweed etc..
Described aquatic animals is including crucian, carp, silver carp, grass carp, mullet etc..
It is strong that the inventive method cuts down technology, ecological improving environment and landscape water body biological self cleaning function using area source pollutants Change technology, is polluted by the early-stage rainwater in engineering means Control the Plan Pollution Sources, and the pollutant for entering lake is reduced so as to reach, Water body in lake self-purification capacity is improved, the purpose of the balance of lake ecosystem is maintained.The inventive method set area source pollutants are cut Subtract technology, ecological improving environment and the function intensified technology of landscape water body biological self cleaning in one, combined by physics and biofacies Method to enter lake view water body initial rainwater pollutant be controlled, realize to enter lake view water body initial stage rain The purpose that water pollution is controlled, reduces closing and the external source pollution of semi-enclosed water body, keeps lake ecosystem to keep stabilization, The self-purification capacity of water body in lake is being improved, while also improving the landscape effect of water body in lake.This method solve early-stage rainwater Directly enter lake, the input of long-term pollution thing makes the structure of the ecosystem produce mutation and degeneration, thus causes lake ecological system Unite unbalanced problem.
In the inventive method, area source pollutants cut down technology to build stereo biological embankment, and it is between lake and land-based area Between econtone domain, be a type of terriecosystems and aquatic ecosystem ecotone, act on special ground Reason position determines that it has preventing and treating pollution of area source, builds shore bank landscape, provide biological habitat, improved soil habitat, keep Various functions such as water and soil.Stereo biological embankment is retention land-based area area source pollutants, improves lake view water quality and ecological ring The effective means in border.
The families of plant of stereo biological embankment can be divided into three parts to constitute:Middle life, resistance to flood middle short stem plant and aquatic Plant.Wherein mesad is between the raw water plant and humidogene between of drought, and it can live in the moderate environment of moisture condition, suitable Close in the plantation of loke shore side.Plant in mesad, Nai Yanzhong short stem plants area is mainly to the mud possibly into river, reservoir Sand, organic matter, insecticide and other harmful substances play retention removal and absorption;While the vegetation in water plant area The harmful substance in the flowing water of hillside fields is further then removed absorption, is purified water, improve water body habitat.
The plant of stereo biological embankment has good to the polluter such as deposit, organic matter of carrying in early-stage rainwater Absorb, precipitation function, can be at it into the cushioning effect that a purification, filtering are played before lake view water body, formation one It is individual hinder polluter enter water body biology and physical obstacle, early-stage rainwater enter lake before first pass through terrestrial plant, The physical filtering and suction-operated of hygrophyte and porous ecological brick, preliminary treatment is carried out to early-stage rainwater, so as to reach improvement The purpose of water quality, is also a maximally efficient form for controlling early-stage rainwater pollution, while the stability of loke shore is enhanced, and With multi-functionals such as the aesthetic of landscape.
Ecological improving environment is the vital movement process that biology is cultivated using the system, in transfer, conversion or degradation water Polluter, recovers water quality, main to include to aquatic class animal control technology and water plant recovery technique.Aquatic class is moved Thing is located at the top of aquatic food web, and aquatic class animal control technology is that a series of ecosystem is set up in water, by nothing Bait puts aquatic class animal in a suitable place to breed, and it is food with algae to allow them, prevents algae excessive propagation, and control body eutrophication is reached indirectly Purpose.Water plant recovery technique is, by setting up phytobiocoenose band, to need to absorb the battalion such as N, P in water using growing process Support element, depollution thing of making a return journey.By cultivated in the water plant planted in ecological brick and ecological fish nest brick aquatic biological and The collective effect of other microorganisms, realizes the control of lake view water body early-stage rainwater pollution.Simultaneously because water plant harvests After can make other purposes, the method can also bring certain economic benefit.
Present invention set area source pollutants cut down technology, ecological improving environment and the function intensified skill of landscape water body biological self cleaning Art in one, by loke shore be transformed into the water body and the soil body of suitable biological growth, water body and plant or biological mutually self-restraint it is imitative from Right state, it is resistance to flood the flourishing root system of middle short stem plant and water body bump contact, shape using the absorption of ecological brick, filtration Into one intensive filter layer, it is out-of-date that water is flowed through, and insoluble colloid can be adhered to and settled down by root system, particularly will be therein Organic debris settles down;Water plant plays absorption, absorbs the nitrogen and some heavy metals carried in early-stage rainwater Element;Aquatic vegetation provides attaching substratum and the place perched for microorganism and miniature organism, has greatly accelerated retention The decomposition of organic colloid or suspension around root system, while cultivating the resistance to water for flooding middle short stem plant, can destroy the leaf of algae Green plain a, is remarkably decreased its photosynthetic rate, the ability of cell reduction TTC.
The present invention has the following advantages and beneficial effect relative to prior art:
A kind of lake view water body early-stage rainwater groundwater pollution control of the invention, is the initial stage rain that will flow directly into lake Water is cut down the technologies such as technology, ecological improving environment and the reinforcing of landscape water body body self-purification function and is combined together using area source pollutants Combination treatment method, the method can make full use of the original loke shore in lake to carry out reform strengthening, without other land occupation and Too many complicated engineering measure just can reach the purpose of the treatment to entering lake early-stage rainwater, it is to avoid early-stage rainwater is to lake scape The pollution of water body is seen, by building Submerged plant communities under water, progressively recovers the ecosystem under water, while improve loke shore periphery planting Thing ecological community, belongs to a kind of in-situ treatment method of lake view water body, and water plant not only carries removal pollutant Task, while also having certain beautification of landscape to act on.
(1) on ecological brick can with grass planting, plant flower, wall can plant small-sized arbor in banketing, in various water environments, portion under water Dividing can plant pasture and water.Block trailing edge endoporus is used to fill plants raw-soil earth, and three-dimensional plant comes into force really, and landscape is good, and water Plant has good clean-up effect to water body, can effectively remove nitrogen, phosphorus in water body, and energy consumption is low, simple and easy to apply.Simultaneously The root system of plant can pass through dust block, reach the effect of solidification wall;
(2) after the thing such as silt that hydraulic action takes up runs into the stop deceleration of wall, can be deposited under gravity In endoporus, there is provided the soil of aquatic plants growth, and the mineral element of accumulation is even more needed for the growth of plant, is realized continuable Afforestation effect;
(3) " fish nest " designs and grows the water plant for getting up for aquatic class egg reproduction provides place, has played " with water The animal that dwells supports water " effect, be that the overall ecological balance of water body plays a role;
(4) ecological brick is due to without mortar, gear without every permeability can fully ensure that between loke shore and water body in lake Exchange of moisture and regulatory function, effectively suppress the growth and breeding of algae, play self-purification of waters, and adjust ecological circulation system System, rebuilds the ecosystem in lake.
Brief description of the drawings
Fig. 1 is the structural representation of present system.
Fig. 2 is that ecological brick of the present invention piles up schematic diagram.
Specific embodiment
With reference to embodiment, the present invention is described in further detail, but embodiments of the present invention not limited to this.
Material in the following example can be obtained from commercial channel.
Embodiment 1
Such as Fig. 1, shown in Fig. 2, a kind of lake view water body early-stage rainwater groundwater pollution control, including the nonwoven for laying successively Cloth 1, plant metalling 2, Ecological Retaining Wall brick 3, ecological fish nest brick 4, the mesad 5 of plantation in Ecological Retaining Wall brick, it is resistance to flood in it is short Stem plant 6, and water plant 7.Non-woven fabrics 1 is arranged on loke shore outermost, and plant metalling 2 is laid in the outside of non-woven fabrics 1, in Ecological Retaining Wall brick 3 and ecological fish nest brick 4 are set on plant metalling, it is between Ecological Retaining Wall brick 3, between ecological fish nest brick 4 and raw Connected by ecological brick coupling bar 8 between state barricade brick 3 and ecological fish nest brick 4.Stereo biological embankment mainly uses Ecological Retaining Wall Brick 3 is constructed, and ecological fish nest brick 4 is located at the most beneath two-layer of stereo biological embankment.5 kinds of the mesad is planted on loke shore;Institute State and resistance to flood 6 kinds of middle short stem plant and plant more than Ecological Retaining Wall brick waterline;Plant aquatic below the Ecological Retaining Wall brick waterline Plant 7.
The non-woven fabrics 1 is 200g/m from specification2Bilayer lays, and lays the gradient and uses 2%.
The plant metalling 2 selects particle diameter φ 10~25mm rubbles, is laid on non-woven fabrics upper strata, and thickness is 300mm.
The specification of the Ecological Retaining Wall brick 3 and ecological fish nest brick 4 is 500 × 500 × 200mm, can in the market it is straight Purchase is connect, concrete for plant growth module can be also used, irregular hexagon is shaped as.
The plant setting hole size of the Ecological Retaining Wall brick is 300 × 160mm;Planting area is the 50% of barricade area; Vegetation coverage is more than 70%.
>=12%, water permeability is good for the voidage of the Ecological Retaining Wall brick 3 and ecological fish nest brick 4
The deadweight of the Ecological Retaining Wall brick 3 and ecological fish nest brick 4 cannot be less than 50kg, compression strength >=120kgf/cm2
The mesad 5 is including azalea, Chinese photinia, the tuber of dwarf lilyturf, creeping oxalis, Chinese mahonia, gardenia etc..
It is described resistance to flood middle short stem plant 6 and bent including cattail, water chestnut white, reed, Scirpus tabernaemontani, canna, iris, calamus, reed, thousand Dish, thaliadeabata etc..It is described resistance to flood middle short stem plant and interlocked plantation using two or three type.
The water plant 7 is including hornwort, eel grass, waterweed, bog pondweed etc..
Described aquatic animals is including crucian, carp, silver carp, grass carp, mullet etc..
Before initial stage rainwash enters lake, the mesad of plantation, resistance to middle short stem plant etc. is flooded by initial stage rainwash In suspended solids, organic matter, particulate form nitrogen and phosphor contaminant matter stopped, obtain more clean early-stage rainwater and enter Lake;By the artificial ecological recycle system set up in lake, the root system effect of water plant, the absorption of ecological brick itself and The effect such as activity of biomembrane and aquatic class animal of its growth is further purified to landscape impoundments water body, so as to improve scape Lake water quality is seen, while also inhibits the generation of body eutrophication.
Embodiment 2
Certain park lake view water body, floor space is 50000 square metres, and water quality is before lake view water body transformation: COD50mg/L, ammonia nitrogen 1.9mg/L, total phosphorus 0.15mg/L, transparency 40cm, using above-mentioned early-stage rainwater pollution control technology, will Loke shore is transformed into the imitative nature of the water body and the soil body, water body and plant or biological mutually self-restraint of suitable biological growth, aquatic Planting is planted in Ecological Retaining Wall brick planting groove in below lake depth of water 75cm, and varieties of plant is hornwort, hardship Grass, waterweed, bog pondweed etc., it is resistance to flood middle short stem plant and plant in more than lake depth of water 75cm;Mesad is planted in loke shore side With surrounding environment connection, varieties of plant is azalea, Chinese photinia, the tuber of dwarf lilyturf, creeping oxalis, Chinese mahonia, gardenia etc., loke shore most under Face two-layer sets ecological fish nest brick, and aquatic biology, such as crucian, carp, silver carp, grass carp, mullet are cultivated in lake water.By one Year trial operation, the lake view water quality is:COD 35mg/L, ammonia nitrogen 1.2mg/L, total phosphorus 0.08mg/L, transparency 60cm。
Above-described embodiment is the present invention preferably implementation method, but embodiments of the present invention are not by above-described embodiment Limitation, it is other it is any without departing from Spirit Essence of the invention and the change, modification, replacement made under principle, combine, simplification, Equivalent substitute mode is should be, is included within protection scope of the present invention.

Claims (10)

1. a kind of lake view water body early-stage rainwater groundwater pollution control, it is characterised in that specially cut down using area source pollutants Technology, ecological improving environment and the function intensified technical tie-up of landscape water body biological self cleaning form system control early-stage rainwater pollution Method;The system includes ecological brick, plant treatment system and aquatic animals Combined Treatment.
2. lake view water body early-stage rainwater groundwater pollution control according to claim 1, it is characterised in that:The ecology Plant metalling and geotechnical fibre filter material are equipped with after brick successively;The geotechnical fibre filter material includes non-woven fabrics and soil At least one of work grid.
3. lake view water body early-stage rainwater groundwater pollution control according to claim 1, it is characterised in that:The ecology Brick includes Ecological Retaining Wall brick and ecological fish nest brick;The plant treatment system includes mesad, resistance to floods middle short stem plant and water Plant;Described aquatic animals includes at least one in crucian, carp, silver carp, grass carp and mullet.
4. lake view water body early-stage rainwater groundwater pollution control according to claim 1, it is characterised in that:The system Specifically include non-woven fabrics, plant metalling, Ecological Retaining Wall brick, ecological fish nest brick, mesad is resistance to flood middle short stem plant, aquatic Plant and aquatic animals;
The non-woven fabrics lays along lake side;The mesad is planted on loke shore;It is described it is resistance to flood middle short stem plant plant in It is more than Ecological Retaining Wall brick waterline;The following planting aquatic plants of Ecological Retaining Wall brick waterline;The ecological fish nest brick is located at Most beneath two-layer below waterline.
5. lake view water body early-stage rainwater groundwater pollution control according to claim 4, it is characterised in that:The nonwoven It is 200g/m that cloth uses specification2Bilayer lays;The plant metalling is φ 10~25mm rubbles from particle diameter, and thickness is 300mm。
6. lake view water body early-stage rainwater groundwater pollution control according to claim 3, it is characterised in that:The ecology Barricade brick is shaped as irregular hexagon;The ecological fish nest brick is shaped as irregular hexagon.
7. lake view water body early-stage rainwater groundwater pollution control according to claim 3, it is characterised in that:The ecology The specification of barricade brick is 500 × 500 × 200mm;Its plant setting hole size is 300 × 160mm;Planting area is barricade The 50% of area;Vegetation coverage is more than 70%;Voidage >=12%;Deadweight is not less than 50kg, compression strength >=120kgf/ cm2
8. lake view water body early-stage rainwater groundwater pollution control according to claim 3, it is characterised in that:The ecology The specification of fish nest brick is 500 × 500 × 200mm;Voidage >=12%;Conduct oneself with dignity and be not less than 50kg, compression strength >= 120kgf/cm2
9. lake view water body early-stage rainwater groundwater pollution control according to claim 3, it is characterised in that:The ecology Barricade brick is to smash aggregate and high-strength cement for main material is stirred through secondary shake with concrete admixture using certain particle diameter The non-fine concrete product that dynamic extrusion forming technique is made;
The Ecological Retaining Wall brick is to smash aggregate and high-strength cement for main material and concrete admixture using certain particle diameter Stir the non-fine concrete product being made through secondary vibrations extrusion forming technique.
10. lake view water body early-stage rainwater groundwater pollution control according to claim 3, it is characterised in that:In described Plant includes at least one in azalea, Chinese photinia, the tuber of dwarf lilyturf, creeping oxalis, Chinese mahonia and gardenia;
It is described it is resistance to flood middle short stem plant including cattail, water chestnut white, reed, Scirpus tabernaemontani, canna, iris, calamus, reed, Lythrum salicaria and At least one in thaliadeabata;It is described resistance to flood middle short stem plant and interlocked plantation using two or three type;
The water plant includes at least one in hornwort, eel grass, waterweed and bog pondweed.
CN201710172259.8A 2017-03-22 2017-03-22 A kind of lake view water body early-stage rainwater groundwater pollution control Pending CN106865777A (en)

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CN109879441A (en) * 2019-03-23 2019-06-14 广东华碧环保股份有限公司 The sewage disposal system of landscape lake sewage draining exit

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Application publication date: 20170620