CN202610028U - Facility for ecological treatment and recycle of rainwater in central business district - Google Patents
Facility for ecological treatment and recycle of rainwater in central business district Download PDFInfo
- Publication number
- CN202610028U CN202610028U CN2012201192128U CN201220119212U CN202610028U CN 202610028 U CN202610028 U CN 202610028U CN 2012201192128 U CN2012201192128 U CN 2012201192128U CN 201220119212 U CN201220119212 U CN 201220119212U CN 202610028 U CN202610028 U CN 202610028U
- Authority
- CN
- China
- Prior art keywords
- ecological
- filter bed
- rainwater
- water
- corridor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model relates to a facility for ecological treatment and recycle of rainwater in a central business district. An ecological corridor is connected with an ecological filter bed through a pipe network; a water outlet of the ecological filter bed is connected with a reservoir; rainwater enters the ecological corridor, and the ecological corridor adjusts water quality and quantity, pretreats the rainwater, intercepts and precipitates solid particles and suspended solids and reduces the content of pollutants in the rainwater; effluent of the ecological corridor enters the ecological filter bed, and after organism substances and nitrogen and phosphorus pollutants are removed through plants, microorganisms and matrixes, the effluent is gathered through a collecting pipe and is discharged; and the effluent of the ecological filter bed enters the reservoir, is stored in the reservoir, and is lifted to a high place and a recycle point through a lift pump. The rainwater is effectively treated by an ecological technology and is recycled after the rainwater meets an intermediate water reuse standard, and rainwater adjusting, storing, utilizing and enjoying resource management is realized.
Description
Technical field
The utility model relates to a kind of facility that is used for central business district rainwater Ecological Disposal and reuse, belongs to environment-friendly engineering and water-treatment technology field.
Background technology
The rainwater resource utilization is a kind of convenience, economy, effective water-saving method.When rainfall; Rainwater is kept here as far as possible; Make it change available water resources into, help water saving to circulate, reduce water and pollute, reduce city ponding in rainy season, improve effects such as urban ecology, environment with protection water resources, control urban soil and water loss, the basic hydrology in maintenance city.
Urbanization is built ground and is advanced, and has increased the waterproof area of urban pavement, and when early-stage rainwater was flowed through road, mixed greasy dirt, heavy metal, hydrocarbon polymer that running car, manure of livestock and poultry toilet bring increased the weight of the city precipitation runoff and pollute; When early-stage rainwater is flowed through open greenery patches, farmland; Rainwater can mix and swims in airborne medicament particulate; And when rain drop erosion greenery patches, farmland, mixed, formed the rainwash of nitrogenous phosphorus compound excessive concentration because of unordered remaining chemical fertilizer of agriculture prodn and agricultural chemicals.Behind contaminated rainwater charge for remittance, a part flows into municipal sewage pipe network, increases the burden of urban drainage pipe network, sewage work and water surrounding, wastes a large amount of rainwater resources; A part is waterproof regional inflow stream lake along the road surface, has increased the content of lake body weight metals ion, nitrogen phosphate mixture, and more a step has been aggravated lake body eutrophication process.
Though the many buildingss of China have had perfect rain water collecting system, a little less than processing and the reclaiming system relative thin.Generally adopt physico-chemical process to handle to rainwater at present, promptly the rainwater that harvests is handled for utilization through coagulation facility, settling tank, straining installation and sterilization equipment etc.For example adopt grid and screen cloth to remove thicker suspended substance in the rainwater, throw coagulating agent and make colloidal solid and small suspended substance deposition in the water body, wherein general employing of coagulating agent is made into certain density liquid with the solid dissolving and adds.
Except physical chemistry method, biological method also is used to handle rainwater.Be to utilize natural mikrobe and plant-animal that the rainwater after harvesting is handled, but also perfect without comparison now treatment system and case history, its ecology, environment, view benefit are not obvious.
Summary of the invention
The purpose of the utility model is to overcome the deficiency that prior art exists, and a kind of ecology, environmentally friendly and have a facility that is used for central business district rainwater Ecological Disposal and reuse of landscape effect is provided.
The purpose of the utility model realizes through following technical scheme:
Be used for the facility of central business district rainwater Ecological Disposal and reuse, characteristics are: comprise ecology corridor, ecological filter bed and water reservoir, ecology corridor connects ecological filter bed, ecological filter bed water outlet through pipe network and connects water reservoir; Said ecology corridor is long and narrow ladder structure, and its dual-side is laid ecological revetment, and bottom is laid gravel bed; The bottom of said ecological filter bed body of wall is laid gravel bed and lime compacting bed course successively, and anti seepage membrane is established on lime compacting bed course upper berth, lays header on the anti seepage membrane; Header is that arrange to external irradiation at the center with the filter bed, and header is drawn through water shoot, and header connects ventpipe near filter bed body of wall one end; The top of ventpipe connects the perforate vent cap, the inner filling substrate of ecological filter bed body of wall, and matrix comprises that ecological filler processing layer, diameter are the cobble-stone transition layer of 8～16mm and the coarse gravel layer of displacement that diameter is 16～32mm; Ecological filler processing layer is the upper strata; Transition layer is the middle layer, and layer of displacement is a lower floor, and the plantation of ecological filter bed surface has plant; Ecological filter bed surface arrangement water distribution is responsible for, and being responsible for the water distribution branch pipe that is connected with water distribution is that arrange to external irradiation at the center with the filter bed.
Further, the above-mentioned facility that is used for central business district rainwater Ecological Disposal and reuse, wherein, the wide 60～80cm trapezoidal suitable for reading of said ecology corridor, the wide 40～60cm of end opening, dark 50～90cm.
The utility model is used for central business district rainwater Ecological Disposal and recycling method; It is characterized in that: rainwater gets into ecology corridor through municipal pipeline, road surface, irrigation canals and ditches; Ecology corridor is carried out the adjusting of water quality and quantity on the one hand; On the other hand rainwater is carried out pre-treatment, hold back, precipitated solid particle and suspended substance, reduce the content of pollutent in the rainwater; The water outlet of ecology corridor gets into ecological filter bed, discharges through compiling the back through header behind plant, mikrobe and matrix removal organism and the nitrogen and phosphorus pollutants; Ecological filter bed water outlet gets into water reservoir, and water outlet is stored in water reservoir, through lift pump the water in the water reservoir is risen to eminence and reuse point.
Substantive distinguishing features and obvious improvement that the utility model technical scheme is outstanding are mainly reflected in:
Adopt ecotechnology to realize the Rainwater Resources reuse, rainwater gets into ecology corridor through modes such as municipal pipeline, road surface, irrigation canals and ditches and carries out pre-treatment, and ecology corridor also has landscape function concurrently outside the performance preprocessing function; The while ecology corridor is transported to rainwater ecological filter bed, in ecological filter bed, carries out advanced treatment, and water outlet gets into water reservoir, and the water in the last water reservoir carries out the resource utilization reuse; When the ecology corridor water shortage, water reservoir carries out moisturizing to ecology corridor.The utilization ecotechnology is effectively handled rainwater; Carry out recycle after reaching the water reuse standard; Realize the resource utilization management that rainwater " is transferred, stores up, uses, appreciated "; Have advantages such as processing cost is low, economic operating cost, landscape ecological is effective, one-piece construction is simple, be convenient to management, the utilization scope is wide, seeming in the area that water resources lacks particularly presses for, and is the preferred method that the rainwater ecology is handled.
Description of drawings
Below in conjunction with accompanying drawing the utility model technical scheme is described further:
Fig. 1 is the facility technology plat that is used for central business district rainwater Ecological Disposal and reuse;
Fig. 2 is the ecology corridor diagrammatic cross-section;
Fig. 3 is ecological filter bed diagrammatic cross-section.
Embodiment
The utility model provides a kind of facility and method thereof that is used for central business district rainwater Ecological Disposal and reuse, and its ecological reclaiming system is that rainwater is carried out advanced treatment, finally makes effluent quality satisfy the quality of reused water requirement.Rainwater at first gets into ecology corridor through modes such as municipal pipeline, road surface, irrigation canals and ditches and carries out pre-treatment; And be transported to rainwater ecological filter bed through ecology corridor; In ecological filter bed, carry out advanced treatment afterwards; Water outlet gets into water reservoir, and the water in the last water reservoir is used for aspects such as view, irrigation, flushing, fire-fighting.
As shown in Figure 1, be used for the facility of central business district rainwater Ecological Disposal and reuse, comprise ecology corridor 1, ecological filter bed 2 and water reservoir 3, ecology corridor 1 connects ecological filter bed 2, ecological filter bed 2 water outlet through pipe network and connects water reservoir 3.When the ecology corridor water shortage, water reservoir carries out moisturizing to ecology corridor.
As shown in Figure 2, ecology corridor 1 is long and narrow ladder structure, the wide 60～80cm trapezoidal suitable for reading of ecology corridor; Wide 40～the 60cm of end opening, dark 50～90cm, its dual-side is laid ecological revetment 4; The bottom laying depth is about the gravel bed 5 of 10cm, above plantation landscape plant 6.
As shown in Figure 3, ecological filter bed 2 body of wall 10 is made up of the customization aluminum alloy materials of being convenient to assemble, and is peripheral by the environment-friendly materials veneer; Body of wall 10 highly is about 1.2m, and the gradient at the end, slope is 5 ‰, and the bottom of ecological filter bed body of wall 10 is laid gravel bed and lime compacting bed course successively; Lay 1mm PE composite earthwork cloth anti seepage membrane 11 on the lime compacting bed course and carry out antiseepage and handle, lay header 12 on the anti seepage membrane 11, header 12 is that arrange to external irradiation at the center with the filter bed; Header 12 is drawn through water shoot 17, and header 12 connects ventpipe 14 near filter bed body of wall one end, and the top of ventpipe 14 connects the perforate vent cap; Make the sensible wetland of oxygen bottom; Cut the hole through the header annular, to the filter bed internal divergence, gases such as the biogas of regional area anaerobic reaction generation simultaneously and hydrogen sulfide can be to the timely loss in the external world; The inner filling substrate of ecological filter bed body of wall, matrix matrix is made up of the different levels filtrate, comprises that ecological filler processing layer 7, diameter are the cobble-stone transition layer 8 of 8～16mm and the coarse gravel layer of displacement 9 that diameter is 16～32mm; Ecological filler processing layer 7 is the upper strata; Transition layer 8 is the middle layer, and layer of displacement 9 is a lower floor, and wherein the processing layer filtrate satisfies the requirement of hydraulic parameters and graduation curve; Can guarantee good hydraulics, and good growing environment is provided for plant and mikrobe; The plantation of ecological filter bed surface has the strong and good plant 16 of landscape effect of soil removability, and plant is short cattail and reed, iris or Canna generalis Bailey, and the planting density of short cattail and reed is 36/m
2, the planting density of iris is 15 strains/m
2, the planting density of Canna generalis Bailey is 15 strains/m
2, expand the space that artificial swamp purifies rainwater greatly, improve the ability that it purifies rainwater, have landscape effect preferably simultaneously; Ecological filter bed surface arrangement water distribution is responsible for 13, and being responsible for the water distribution branch pipe that is connected 15 with water distribution is that arrange to external irradiation at the center with the filter bed.
During concrete the application; Rainwater gets into ecology corridor 1 through municipal pipeline, road surface, irrigation canals and ditches, and ecology corridor 1 is a long and narrow trapezoidal gallery, and the concrete shape of gallery can be decided according to practical situation; Carry out the adjusting of water quality and quantity on the one hand; On the other hand rainwater is carried out pre-treatment, hold back, precipitated solid particle and suspended substance, reduce the content of pollutent in the rainwater; It is ecological filter bed 2 that the water outlet of ecology corridor 1 gets into, and removes through plant, mikrobe and matrix and compile the back through header behind organism and the nitrogen and phosphorus pollutants and discharge; Ecological filter bed 2 water outlet gets into water reservoir 3, and water outlet is stored in water reservoir 3, through lift pump the water in the water reservoir is risen to eminence and reuse point.After building up operation,, strengthen the WQM of ecological wetland processing enter, guarantee the normal operation of ecological wetland processing enter, and guarantee the process water water quality safety the start-up water quality automatic monitoring system.
In sum, adopt ecotechnology to realize the Rainwater Resources reuse, rainwater gets into ecology corridor through modes such as municipal pipeline, road surface, irrigation canals and ditches and carries out pre-treatment, and ecology corridor also has landscape function concurrently outside the performance preprocessing function; The while ecology corridor is transported to rainwater ecological filter bed, in ecological filter bed, carries out advanced treatment, and water outlet gets into water reservoir, and the water in the last water reservoir carries out the resource utilization reuse; When the ecology corridor water shortage, water reservoir carries out moisturizing to ecology corridor.The utilization ecotechnology is effectively handled rainwater; Carry out recycle after reaching the water reuse standard; Realize the resource utilization management that rainwater " is transferred, stores up, uses, appreciated "; Have advantages such as processing cost is low, economic operating cost, landscape ecological is effective, one-piece construction is simple, be convenient to management, the utilization scope is wide, seeming in the area that water resources lacks particularly presses for, and is the preferred method that the rainwater ecology is handled.
What need understand is: the above only is the preferred implementation of the utility model; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (1)
1. be used for the facility of central business district rainwater Ecological Disposal and reuse, it is characterized in that: comprise ecology corridor, ecological filter bed and water reservoir, ecology corridor connects ecological filter bed, ecological filter bed water outlet through pipe network and connects water reservoir; Said ecology corridor is long and narrow ladder structure, and its dual-side is laid ecological revetment, and bottom is laid gravel bed; The bottom of said ecological filter bed body of wall is laid gravel bed and lime compacting bed course successively, and anti seepage membrane is established on lime compacting bed course upper berth, lays header on the anti seepage membrane; Header is that arrange to external irradiation at the center with the filter bed, and header is drawn through water shoot, and header connects ventpipe near filter bed body of wall one end; The top of ventpipe connects the perforate vent cap, the inner filling substrate of ecological filter bed body of wall, and matrix comprises that ecological filler processing layer, diameter are the cobble-stone transition layer of 8～16mm and the coarse gravel layer of displacement that diameter is 16～32mm; Ecological filler processing layer is the upper strata; Transition layer is the middle layer, and layer of displacement is a lower floor, and the plantation of ecological filter bed surface has plant; Ecological filter bed surface arrangement water distribution is responsible for, and being responsible for the water distribution branch pipe that is connected with water distribution is that arrange to external irradiation at the center with the filter bed.
2. the facility that is used for central business district rainwater Ecological Disposal and reuse according to claim 1 is characterized in that: the wide 60～80cm trapezoidal suitable for reading of said ecology corridor, the wide 40～60cm of end opening, dark 50～90cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201192128U CN202610028U (en) | 2012-03-27 | 2012-03-27 | Facility for ecological treatment and recycle of rainwater in central business district |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201192128U CN202610028U (en) | 2012-03-27 | 2012-03-27 | Facility for ecological treatment and recycle of rainwater in central business district |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202610028U true CN202610028U (en) | 2012-12-19 |
Family
ID=47343743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201192128U Withdrawn - After Issue CN202610028U (en) | 2012-03-27 | 2012-03-27 | Facility for ecological treatment and recycle of rainwater in central business district |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202610028U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605853A (en) * | 2012-03-27 | 2012-07-25 | 苏州德华生态环境科技有限公司 | Facility for ecologically treating and recycling rainwater in central business district and method therefor |
| CN104264773A (en) * | 2014-09-16 | 2015-01-07 | 苏州德华生态环境科技有限公司 | Flow storage wetland system for treating parking lot rainwater and adjusting microclimate |
| CN106746340A (en) * | 2016-12-30 | 2017-05-31 | 上海宏波工程咨询管理有限公司 | For the ecology corridor processing system of urban rainwater pumping plant floss hole pollutant fluxes |
| WO2021174722A1 (en) * | 2020-03-04 | 2021-09-10 | 湖南恒凯环保科技投资有限公司 | Regulation, storage, and purification system and method for controlling rain and sewage confluence and overflow pollution |
-
2012
- 2012-03-27 CN CN2012201192128U patent/CN202610028U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605853A (en) * | 2012-03-27 | 2012-07-25 | 苏州德华生态环境科技有限公司 | Facility for ecologically treating and recycling rainwater in central business district and method therefor |
| CN104264773A (en) * | 2014-09-16 | 2015-01-07 | 苏州德华生态环境科技有限公司 | Flow storage wetland system for treating parking lot rainwater and adjusting microclimate |
| CN104264773B (en) * | 2014-09-16 | 2016-06-01 | 苏州德华生态环境科技有限公司 | A kind of for the treatment of parking lot rainwater and the storage stream wet land system regulating miniclimate |
| CN106746340A (en) * | 2016-12-30 | 2017-05-31 | 上海宏波工程咨询管理有限公司 | For the ecology corridor processing system of urban rainwater pumping plant floss hole pollutant fluxes |
| WO2021174722A1 (en) * | 2020-03-04 | 2021-09-10 | 湖南恒凯环保科技投资有限公司 | Regulation, storage, and purification system and method for controlling rain and sewage confluence and overflow pollution |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105089302B (en) | A kind of Rain Garden system for the shunting of community's rainwater, peak clipping and ecological purification | |
| KR100967170B1 (en) | Abf process | |
| CN202576154U (en) | Complex ecological system for treating domestic wastewater of rural community | |
| CN101284705A (en) | Tower type earthworm and ecological filter for treating sewage | |
| CN207031191U (en) | A kind of system for handling central plain area's domestic sewage in rural areas | |
| CN201485358U (en) | Ecological treatment system of domestic sewage | |
| CN102605853B (en) | Facility for ecologically treating and recycling rainwater in central business district and method therefor | |
| CN103193362A (en) | Natural returning system, treatment method and application of drained water | |
| CN202610028U (en) | Facility for ecological treatment and recycle of rainwater in central business district | |
| CN205635295U (en) | Ecological processing system of sewage | |
| CN102219335A (en) | Earthworm soil diafiltration for ecologically processing domestic sewage with earthworm soil diafiltration | |
| CN106592732A (en) | Saline-alkali soil drainage, storage, purifying, and recycling system based on sponge city | |
| CN101857336A (en) | Water recycling circulating system | |
| CN101077805A (en) | Treatment system for artificial wetland sewage and sludge | |
| CN207331915U (en) | A kind of early-stage rainwater stream abandoning device | |
| CN104532942B (en) | Rainwater purification tree box system | |
| CN203095806U (en) | Multifunctional rainwater collecting, treating and recycling device | |
| CN103195157B (en) | System and method for runoff in-situ processing in early days of urban rainfall | |
| CN105040636A (en) | Gravel bed structure and in-situ purification system of riverway water formed thereby | |
| CN207760992U (en) | A kind of sponge urban cells rainwater-collecting purifies ecological utilization system of regulating and storing | |
| CN202148222U (en) | Processing device for denitrification and phosphorous removal of high-load reciprocating type undercurrent artificial wetland | |
| CN102795708B (en) | Water quality purifying system, waste water treatment device, and natural non-point purifying device | |
| CN112343162A (en) | Rainwater collection, purification and recycling system for sponge city planning construction | |
| CN100491275C (en) | Circulated backfilling and artificial wetland combined leachate processing method and its facility | |
| CN101811799A (en) | Comprehensive treatment system of urban river water area ecological environment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121219 Effective date of abandoning: 20140402 |
|
| RGAV | Abandon patent right to avoid regrant |