CN109757252A - A kind of Rain Garden constructed using building castoff - Google Patents
A kind of Rain Garden constructed using building castoff Download PDFInfo
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- CN109757252A CN109757252A CN201910096022.5A CN201910096022A CN109757252A CN 109757252 A CN109757252 A CN 109757252A CN 201910096022 A CN201910096022 A CN 201910096022A CN 109757252 A CN109757252 A CN 109757252A
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- building castoff
- purifying
- rain garden
- rain
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- 239000011449 brick Substances 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 33
- 239000002689 soil Substances 0.000 claims abstract description 14
- 239000003864 humus Substances 0.000 claims abstract description 12
- 239000002893 slag Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 5
- 239000012634 fragment Substances 0.000 claims description 11
- 239000004927 clay Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 239000004746 geotextile Substances 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 239000002699 waste material Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 238000000746 purification Methods 0.000 abstract description 11
- 239000000945 filler Substances 0.000 abstract description 8
- 239000002245 particle Substances 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000000704 physical effect Effects 0.000 abstract 1
- 241000196324 Embryophyta Species 0.000 description 10
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 230000035699 permeability Effects 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000005342 ion exchange Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 229910001425 magnesium ion Inorganic materials 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 230000002906 microbiologic effect Effects 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- QJZYHAIUNVAGQP-UHFFFAOYSA-N 3-nitrobicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic acid Chemical compound C1C2C=CC1C(C(=O)O)C2(C(O)=O)[N+]([O-])=O QJZYHAIUNVAGQP-UHFFFAOYSA-N 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000035568 catharsis Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000000536 complexating effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011026 diafiltration Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000007499 fusion processing Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- -1 iron ion Chemical class 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910001463 metal phosphate Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of Rain Gardens constructed using building castoff, from top to bottom successively include: filter layer, plantation layer, the first purifying layer, the second purifying layer and basal layer;The material of filter layer is sawdust, and the material for planting layer is the mixture of planting soil and humus, and the material of the first purifying layer is aggregate, and the material of the second purifying layer is steel slag, and the material of basal layer is brick block;Plantation layer on kind is implanted with plant.Through the above way, the present invention physical property and chemical property special using common building castoff, are processed as the filler of specified particle diameter range, are arranged according to certain level and ratio, efficient purification of water quality filler is become, the water purification ability of Rain Garden is promoted;And make full use of common building castoff, not only save the cost but also meet environmental protection theory.
Description
Technical field
The present invention relates to Rain Garden technical fields, more particularly to a kind of rainwater flower using building castoff building
Garden.
Background technique
Have different definition to Rain Garden now, some think Rain Garden be it is a kind of by later period hand digging or
The recessed greenery patches that person naturally occurs is mainly used for collecting and absorbing the rainwater from roof or ground, is a kind of ecological sustainability
Rainwater utilization and rainwater management facility.Also some thinks that Rain Garden is reduced so that natural ecology and beauty are major way
Runoff peak value reduces environmental pollution, the effective rainwater self-purification for improving water quality and disposal technology, meanwhile, Rain Garden
It is a kind of biology delay facility.
Generally speaking, in all landscape green land systems by science and technology or natural way means, with rainwater-collecting,
For the purpose of, processing etc., and obtain preferable landscape quality can be defined as Rain Garden.Rain Garden be a kind of row it
Effective rainwater self-purification and disposal technology, are a kind of development of the modern Landscape of natural imitation circle rainwater diafiltration function
Mode, and used the biological Dry-land ecosystem for being detained principle.
The current existing patent about Rain Garden has focused largely on following three directions:
1. by adjusting the physical features of Rain Garden planting matrix, such as by increasing new medium, or change base
The thickness of matter, shape, proportion also or combine microbiologic population, improve the water storage or detergent power of Rain Garden facility.This
The Rain Garden patent of class is more, as the multi-functional storage of the patent of invention of Patent No. ZL201610480229.9 arranges Rain Garden system
System.
2. increase irrigation system, digital control system, humidity or temperature sensor etc. on the basis of traditional Rain Garden,
The technology extension for extending Rain Garden organically combines Rain Garden facility and Other subjects.Such as Patent No. ZL
201710831400.0 a kind of environmental Rain Garden of patent of invention.
3. Rain Garden facility is combined with other sponge urban facilities, form complete set have runoff abatement,
The rainwater accumulation system of purification of water quality, regulating water resources function, such as a kind of solution of 201410793993.2 patent of invention of Patent No.
The certainly rainwater accumulation system of urban waterlogging, haze and tropical island effect.
The type of above-mentioned existing Rain Garden requires a large amount of additional materials, and construction cost is high, construction schedule is long.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of Rain Gardens constructed using building castoff, can incite somebody to action
Common building castoff is processed as the filler of specified particle diameter range, becomes efficient purification of water quality filler, promotes rainwater
The water purification ability in garden.
In order to achieve the above objectives, the technical solution adopted by the present invention to solve the technical problems is:
A kind of Rain Garden constructed using building castoff successively includes: filter layer, plantation layer, first from top to bottom
Purifying layer, the second purifying layer and basal layer;The material of the filter layer is sawdust, and the material of the plantation layer is planting soil and corruption
The mixture of matter is grown, the material of first purifying layer is aggregate, and the material of second purifying layer is steel slag, described
The material of basal layer is brick block;The plantation layer on kind is implanted with plant.
Preferably, the Rain Garden further includes separate layer, and the separate layer setting is purified in the plantation layer and first
Between layer, the material of the separate layer is geotextiles.
Preferably, the depth of the Rain Garden is 100cm ± 20cm.
Preferably, the filter layer with a thickness of 5cm ± 2cm, the plantation layer with a thickness of 35cm ± 2cm, described the
One purifying layer with a thickness of 10cm ± 2cm, second purifying layer with a thickness of 20cm ± 2cm, the basal layer with a thickness of
30cm±2cm。
Preferably, the ratio of planting soil and humus is 3:1 in the plantation layer.
Preferably, aggregate is construction waste aggregate in first purifying layer;First purifying layer
Middle aggregate is set as spheric granules;The partial size of aggregate is 5mm~20mm in first purifying layer.
Preferably, the partial size of steel slag is 10mm~25mm in second purifying layer.
Preferably, brick block is construction waste brick block in the basal layer;The partial size of brick block is in the basal layer
50mm~100mm.
Preferably, the first foundation layer includes clay, the clay be filled in the first foundation layer brick block it
Between gap in.
Preferably, the Rain Garden further includes bed course, and the setting cushion is in the top of the filter layer, the bed course
Material be brick fragment, the partial size of the brick fragment is less than the partial size of the brick block.
Due to the application of the above technical scheme, the present invention have compared with prior art it is following the utility model has the advantages that
A kind of Rain Garden constructed using building castoff is provided, the special physics of common building castoff is utilized
Property and chemical property are processed as the filler of specified particle diameter range, are arranged according to certain level and ratio, are become height
The purification of water quality filler of effect promotes the water purification ability of Rain Garden;And common building castoff is made full use of, both save the costs
Meet the theory of environmental protection again.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the Rain Garden using building castoff building of the present invention.
Detailed description of the invention:
Bed course 1, filter layer 2, plantation layer 3, separate layer 4, the first purifying layer 5, the second purifying layer 6, basal layer 7, plant 8.
Specific embodiment
The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawing, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention.
Refering to attached drawing, a kind of Rain Garden constructed using building castoff successively includes: filter layer 2, kind from top to bottom
Plant layer 3, the first purifying layer 5, the second purifying layer 6 and basal layer 7.The material of filter layer 2 is sawdust, and the material of plantation layer 3 is kind
The mixture of soil with humus is planted, the material of the first purifying layer 5 is aggregate, and the material of the second purifying layer 6 is steel slag, base
The material of plinth layer 7 is brick block;Kind is implanted with plant 8 on plantation layer 3.
The depth of Rain Garden can be set to 100cm ± 20cm.Filter layer 2 with a thickness of 5cm ± 2cm, plant layer 3
With a thickness of 35cm ± 2cm, the first purifying layer 5 with a thickness of 10cm ± 2cm, the second purifying layer 6 with a thickness of 20cm ± 2cm, base
Plinth layer 7 with a thickness of 30cm ± 2cm.
Sawdust fine crushing in filter layer 2 is laid on the plantation layer 3 of lower layer, primarily serves primary filtration, moisturizing and to be micro-
Biological growth provides the effect of protection environment.
Plantation layer 3 is the 8 nutrient layer of plant that planting soil and humus are mixed to form according to 3:1 ratio, and planting soil is rainwater
Original soil in garden place.Humus to migration of elements be mainly shown as organic colloid to the adsorption of metal ion and
The integration and complexing of ion exchange adsorption effect and humic acid to element.It will be planted according to the specification of Rain Garden
It plants and scrapes out the shape of design under layer 3, and planting soil is inserted and tamped with humus.Humus has chesson, gas permeability
Well, the features such as water absorbing force is strong, and temperature change is small, is conducive to the growth of plant 8, can also reduce the investment of fertilizer.
In order to avoid the nutrient loss in plantation layer 3, Rain Garden can also include separate layer 4, and the setting of separate layer 4 is existed
It plants between layer 3 and the first purifying layer 5, the material of separate layer 4 is geotextiles.Geotextiles have the work of permeable infiltration, filtering
With the planting soil planted in layer 3 and the filler of humus capable of being isolated in geotextiles upper layer.
First purifying layer 5 its material is made of the aggregate of abandoned building, be processed as partial size 5mm~
Spherical particles within the scope of 20mm.Aggregate refers to the granular loose material that skeleton or filling effect are played in concrete.
Slow release Al, Mg ion can be mixed in concrete according to the historical record of live Runoff, by with the pollution in runoff
Substance occurs ion exchange and plays the role of preliminary purification.
Second purifying layer 6 selects steel slag of the partial size within the scope of 10mm~25mm, and steel slag is by silicon, manganese, phosphorus, the sulphur in the pig iron
The salt institute group that various oxides made of equal impurity aoxidize in fusion process and these oxides and solvent reaction generate
At.Since steel slag has certain alkalinity and biggish specific surface area, the TP and other heavy metals in runoff can be significantly removed
Pollutant.
Basal layer 7 selects overall framework of the partial size for the brick block of 50mm~100mm as Rain Garden device, brick block
Discarded common brick head block is selected, the gap filling clay between brick block forms robust structure.First foundation layer 7 is for consolidating
Rain Garden structure, compacting overall structure are laid.
In order to further purify water, Rain Garden can also include bed course 1, and bed course 1 is laid on the top of filter layer 2,
It plays filtering, absorption protection filter layer 2 and plantation layer 3 and there is unique landscape function.The material of bed course 1 is brick fragment,
Brick fragment selects discarded common brick head fragment, and the partial size of brick fragment is less than the partial size of brick block, and the partial size of brick fragment can
Think that 10mm~20mm, common brick fragment have the function of good denitrogenation dephosphorizing as Filler for water purification.
According to the size of preset Rain Garden, Slag bottom is excavated, it is red to lay discarding for 300mm or so in substrate
Brick block fills clay in the gap between brick to consolidate substrate.After tamping substrate, the second purifying layer 6, first is successively laid
Purifying layer 5, separate layer 4, plantation layer 3, filter layer 2 and bed course 1.First purifying layer 5 need to be processed as sphere similar in particle size,
Slow release Al, Mg ion can be mixed in concrete according to the historical record of live Runoff, by with the pollution in runoff
Substance occurs ion exchange and plays catharsis.It after planting soil mixes in proportion with humus, is covered on geotextiles, this is filled out
Layer cannot be compacted, and permeability should be in 300-500mm/hr, and grass seeds or plant landscape plant 8 are sowed in planting soil;?
The filter layer 2 of uniform fold 5cm thickness or so on the mixture of planting soil and humus;2 surface of filter layer is laid with 20mm thickness
The discarded common brick head fragment of left and right.
Main material of the building castoff as Rain Garden is selected, not only due to selected materials have permeability, filtering
Property, selected steel slag, aggregate, common brick block have that large specific surface area, adsorption capacity be strong, surface is easy in the Rain Garden
The features such as attached biological film, has good permeability and filterability;And using a variety of there is pollutant to filter adsorption capacity
Material as packing material inside Rain Garden, it is economic and environment-friendly, realize the recycling of waste.
Building castoff contains beneficial to chemical component, as steel slag is organic for the dissolubility in runoff in alkalinity, iron ion
Phosphorus has fixed function;Containing different kinds of ions such as Ca, Al in concrete particle, it is easy to and the metal ion and phosphate in runoff
It reacts, flocculate precipitate is converted by solubilised state by pollutant.
The Rain Garden that common brick head block encloses can prevent rain drop erosion from causing soil erosion, weaken impulsive force, shape
At Rain Garden stabilized structure, durable.
The above is only the embodiment of the present invention, are not intended to limit the scope of the invention, all to be said using the present invention
Equivalent structure or equivalent flow shift made by bright book and accompanying drawing content is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (10)
1. a kind of Rain Garden constructed using building castoff, which is characterized in that from top to bottom successively include: filter layer, kind
Plant layer, the first purifying layer, the second purifying layer and basal layer;The material of the filter layer is sawdust, and the material of the plantation layer is
The mixture of planting soil and humus, the material of first purifying layer are aggregate, the material of second purifying layer
For steel slag, the material of the basal layer is brick block;The plantation layer on kind is implanted with plant.
2. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: the rainwater
Garden further includes separate layer, and the separate layer is arranged between the plantation layer and the first purifying layer, the material of the separate layer
For geotextiles.
3. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: the rainwater
The depth in garden is 100cm ± 20cm.
4. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: the filtering
Layer with a thickness of 5cm ± 2cm, the plantation layer with a thickness of 35cm ± 2cm, first purifying layer with a thickness of 10cm ±
2cm, second purifying layer with a thickness of 20cm ± 2cm, the basal layer with a thickness of 30cm ± 2cm.
5. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: the plantation
The ratio of planting soil and humus is 3:1 in layer.
6. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: described first
Aggregate is construction waste aggregate in purifying layer;Aggregate is set as spherical in first purifying layer
Grain;The partial size of aggregate is 5mm~20mm in first purifying layer.
7. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: described second
The partial size of steel slag is 10mm~25mm in purifying layer.
8. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: the basis
Brick block is construction waste brick block in layer;The partial size of brick block is 50mm~100mm in the basal layer.
9. a kind of Rain Garden constructed using building castoff according to claim 8, it is characterised in that: described first
Basal layer includes clay, and the clay is filled in the gap in the first foundation layer between brick block.
10. a kind of Rain Garden constructed using building castoff according to claim 1, it is characterised in that: the rain
Spray garden further includes bed course, and for the setting cushion in the top of the filter layer, the material of the bed course is brick fragment, described
The partial size of brick fragment is less than the partial size of the brick block.
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Cited By (1)
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CN113802665A (en) * | 2021-10-08 | 2021-12-17 | 上海应用技术大学 | Method for manufacturing rainwater garden by using building particle waste |
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CN113802665A (en) * | 2021-10-08 | 2021-12-17 | 上海应用技术大学 | Method for manufacturing rainwater garden by using building particle waste |
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