CN102102376A - Rainwater accumulation system - Google Patents
Rainwater accumulation system Download PDFInfo
- Publication number
- CN102102376A CN102102376A CN2009102019783A CN200910201978A CN102102376A CN 102102376 A CN102102376 A CN 102102376A CN 2009102019783 A CN2009102019783 A CN 2009102019783A CN 200910201978 A CN200910201978 A CN 200910201978A CN 102102376 A CN102102376 A CN 102102376A
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- rainwater
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Abstract
The invention discloses a rainwater accumulation system, which comprises a pollutant intercepting filter screen device, a rainwater regulation and accumulation device, a water supply pump, medium filters, a disinfection tank, a delivery pump and a reuse water tank, wherein after sequentially passing through the pollutant intercepting filter screen device, the rainwater regulation and accumulation device, the water supply pump, the medium filters and the disinfection tank, and the rainwater is delivered to the reuse water tank through the delivery pump; a rainwater abandoning pool is arranged on the water flow pipeline between the pollutant intercepting filter screen device and the rainwater regulation and accumulation device, the bottom or the side wall bottom of the rainwater abandoning pool is provided with a blow-off pipe, and the upper part of the side wall of the rainwater abandoning pool is provided with a rainwater discharge pipe connected with the rainwater regulation and accumulation device; and the water in the disinfection tank is delivered to the medium filters through a backwashing water pump. Because the system is provided with the early rainwater abandoning device, most pollutants in rainwater runoff can be controlled, and the load of subsequent treatment equipment is lightened; because the multiple medium filters have strong dirt filtering capacity, the work efficiency of the system is improved; and the system has small floor area, is not limited by the environmental conditions during use, and is simple to operate and maintain.
Description
Technical field
The present invention relates to the system that a kind of rainwater is recycled, specifically is that a kind of rainwater harvests system.
Background technology
Rainwater collection storage utilization technology mainly comprises to be compiled, stores and utilize three aspects, and these three aspects overlap, and form complete rainwater collection storage utilization system.Rainwater compiles the face that confluxes that is meant natural or culture, the surface flow that compiles rainwater formation utilizes in order to efficient, utilize garden roof, road surface and City Building (such as the stadium) to collect rainwater to have small investment, water catchment efficiency is high a bit, therefore is subjected to people's common concern.
Abroad, the collection utilization of Rainwater Resources and rainwater has the history of decades.In Europe and some African countries, rainwater is collected utilization make it resource, can effectively alleviate municipal water supply pressure, some cities of China there is reference very much.London century dome rainwater catchment system system Times river waters corporation in order to study the water circulation scheme of different scales, designed Britain's exhibition building in 2000---century the dome demonstration project.Reclaim 500m3 water in order to wash the lavatory in this building every day in this building, and wherein 100m3 is the rainwater of collecting from the roof.This makes it become the interior water circulation facility of the maximum building in Europe.In developed country, point-source pollution is effectively controlled substantially, and the non-point pollution that rainfall runoff brings has become the principal element of water pollution.There is 60% river relevant with non-point pollution approximately with 50% lake pollution as the U.S.; Realized the city that sewage second-level is handled, water body BOD loads about 40～80% from rainfall runoff.EPA (EPA) data recently shows that also in about 22000 the contaminated water bodys in some states, urban runoff and other non-agricultural non-point pollution are listed in accounting for more than 18% of leading pollution sources.
Adopt usually in the rainwater catchment system system of residential quarters, school, building etc. at present rainwater collect, cut dirty, regulate and store, the rainwater catchment system technology of plant soil filtering ponds or rubble filtering ponds, sterilization, clear water reserviors or adopt the rainwater catchment system technology of storage cistern, roof greening, sterilization, clear water reserviors, these technologies are that a kind of effective rainwater is collected the dirty system that cuts, but relate to relation with afforestation and road etc., the restriction of conditions such as that the width of shallow ridges, the degree of depth often are subjected to is attractive in appearance, place, the drainage area of being born can be restricted; The collectable rainwater water yield also can correspondingly reduce, the rainwater water quality instability after the processing; And Operation and Maintenance inconvenience.Low and the limitation used of the utilization rate of existing process program rainwater is the power that we innovate new technology.
Summary of the invention
In order to overcome above-mentioned deficiency, the object of the invention is to provide the rainwater of a kind of restriction that is not subjected to ambient conditions, convenient operating maintenance, high efficiency to harvest system.
To achieve these goals, the technical solution used in the present invention is: rainwater harvests system, comprise and cut dirty filter net device, the rainwater device of regulating and storing, feed pump, medium filter, disinfect box, delivery pump, the reuse water tank, rainwater is successively through cutting dirty filter net device, the rainwater device of regulating and storing, feed pump, medium filter, behind the disinfect box, be transported to the reuse water tank by delivery pump, the water pipeline that described section dirty filter net device and rainwater are regulated and stored between the device is provided with rain water drainage tank, the bottom of described rain water drainage tank or sidewall bottom is provided with blow-off pipe, and side wall upper part is provided with and the rainwater rainwater discharge pipe that device links to each other of regulating and storing; Water in the described disinfect box also is transported to medium filter by the backwash water pump.
The described rainwater device of regulating and storing is the rainwater storage pond, is provided with the bleed off pipe that is connected with the municipal drainage passage on the top of rainwater storage pond.
Described medium filter adopts by ANTHRACITE FILTER MEDIA, quartz sand filter media and garnet filtrate in small, broken bits more medium filter as medium.
The described PLC controller that also is provided with, the PLC controller is controlled in real time to feed pump, delivery pump and backwash water pump.
Beneficial effect of the present invention: because native system in the primary stage that rainwater is collected, has been established the device of section dirty filter net device and early-stage rainwater stream abandoning, can control most of pollutant in the rainfall runoff, alleviate the load of subsequent processing device; More medium filter is so the dirty ability of filtering is strong, so the operating efficiency of rainwater collection storage utilization; The native system floor space is little, during use, is not subjected to the restriction of ambient conditions; Good, the water stabilization of water quality after rainwater is handled; Because the PLC controller is controlled in real time to feed pump, delivery pump and backwash water pump, can realize Automatic Control, operation maintenance is simple.
Description of drawings
The present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is a structural representation of the present invention.
Among the figure: 1, dirty filter net device; 2, the rainwater device of regulating and storing; 3, feed pump; 4, medium filter; 5, disinfect box; 6, delivery pump; 7, reuse water tank; 8, rain water drainage tank; 9, blow-off pipe; 10, rainwater discharge pipe; 11, backwash water pump; 12, bleed off pipe; 13, PLC controller.
The specific embodiment
As shown in Figure 1, rainwater harvests system, comprise and cut dirty filter net device 1, the rainwater device 2 of regulating and storing, feed pump 3, medium filter 4, disinfect box 5, delivery pump 6, reuse water tank 7, rainwater is successively through cutting dirty filter net device 1, the rainwater device 2 of regulating and storing, strainer feed pump 3, medium filter 4, behind the disinfect box 5, be transported to reuse water tank 7 by delivery pump 6, the water pipeline that described section dirty filter net device 1 and rainwater are regulated and stored between the device 2 is provided with rain water drainage tank 8, the bottom of described rain water drainage tank 8 or sidewall bottom is provided with blow-off pipe 9, and side wall upper part is provided with and the rainwater rainwater discharge pipe 10 that device 2 links to each other of regulating and storing; Water in the described disinfect box 5 also is transported to medium filter 4 by backwash water pump 11.Regulate and store device 2 of described rainwater is the rainwater storage pond, is provided with the bleed off pipe 12 that is connected with the municipal drainage passage on the top of rainwater storage pond.Described medium filter 4 adopts by ANTHRACITE FILTER MEDIA, quartz sand filter media and garnet filtrate in small, broken bits more medium filter as medium.The described PLC controller 13 that also is provided with, 13 pairs of feed pumps 3 of PLC controller, delivery pump 6 and backwash water pump 11 are controlled in real time.The technical program is designed to the volumetric method initial rain water drainage tank, at the rainwater pipe or compile mouthful the place according to required abandoned stream amount of rainfall design drainage tank, generally uses brick, concrete cast-in-situ or prefabricated.Can use liquid chlorine, ozone, chlorine dioxide, clorox etc. to carry out disinfection in the disinfect box.Harvest system for minitype rain water, can consider to adopt chlorine tablets, regularly in disinfect box, throw in a certain amount of chlorine tablets and get final product as disinfectant.System can control most of pollutant in the rainfall runoff owing to established the device of section dirty filter net device and early-stage rainwater stream abandoning, alleviates the load of subsequent processing device; More medium filter is so the dirty ability of filtering is strong, so the operating efficiency of rainwater collection storage utilization; The native system floor space is little, during use, is not subjected to the restriction of ambient conditions; Good, the water stabilization of water quality after rainwater is handled; Because the PLC controller is controlled in real time to feed pump, delivery pump and backwash water pump, can realize Automatic Control, operation maintenance is simple.
Operating principle of the present invention: rainfall runoff has tangible initial stage souring, and pollutant concentrates in the several millimeters rainfall at initial stage, and therefore, the control early-stage rainwater becomes the rainwater utilization system and urban runoff pollutes a main behave of controlling.For the safety that guarantees the rainwater utilization system with improve overall system efficiency, should consider at the rainwater collection surface or collect pipeline and implement simple and effective source and cut dirty measure.The rainwater collection surface mainly comprises roofing, square, parking lot, road surface etc., should take to cut accordingly dirty measure according to different runoff collection surface and degree of contamination.Rainwater is regulated and stored and is meant that water is regulated and storage, and the rainwater in the rainwater utilization system is regulated and stored, and is the rainwater temporarily providing room that is provided with for the requirement of satisfying rainwater utilization, use behind the rainwater purification for the treatment of will store after rain stops.In rainwater utilization, to regulate and store often inseparable, two functions have both at the same time, the rainwater storage pond usefulness of sedimentation basin of also usually holding concurrently.The principle of more medium filter (claiming mechanical filter again) is for to be removed at top layer by particle bigger in the depth-type filtration water, and smaller particles is removed than the depths filter media, thereby water is purified.The processing procedure of dmp filter mainly is adhesive attraction and physics sieving effect between suspension and the filtering material particle, in addition, also has the bridging action of some flocculation particles.The filtered water sterilization: behind the treatment process such as rainwater directly precipitates, filtration, concentration of suspension in the water and organic concentration are lower, and the content of bacterium also reduces significantly, but the absolute value of bacterium still may be higher, and the possibility of pathogen is arranged.Therefore, according to the purposes of rainwater, should consider disinfection before utilization.
Though the present invention discloses as above with preferred embodiment, so it is not in order to limit the present invention.The persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when being used for a variety of modifications and variations.Therefore, protection scope of the present invention is as the criterion when looking claims person of defining.
Claims (4)
1. a rainwater harvests system, comprise and cut dirty filter net device (1), the rainwater device (2) of regulating and storing, feed pump (3), medium filter (4), disinfect box (5), delivery pump (6), reuse water tank (7), rainwater is successively through cutting dirty filter net device (1), the rainwater device (2) of regulating and storing, strainer feed pump (3), medium filter (4), behind the disinfect box (5), be transported to reuse water tank (7) by delivery pump (6), it is characterized in that: the water pipeline that described section dirty filter net device (1) and rainwater are regulated and stored between the device (2) is provided with rain water drainage tank (8), the bottom of described rain water drainage tank (8) or sidewall bottom is provided with blow-off pipe (9), and side wall upper part is provided with and the rainwater rainwater discharge pipe (10) that device (2) links to each other of regulating and storing; Water in the described disinfect box (5) also is transported to medium filter (4) by backwash water pump (11).
2. rainwater according to claim 1 harvests system, it is characterized in that: the described rainwater device (2) of regulating and storing is the rainwater storage pond, is provided with the bleed off pipe (12) that is connected with the municipal drainage passage on the top of rainwater storage pond.
3. rainwater according to claim 1 harvests system, it is characterized in that: described medium filter (4) adopts by ANTHRACITE FILTER MEDIA, quartz sand filter media and garnet filtrate in small, broken bits more medium filter as medium.
4. rainwater according to claim 1 harvests system, it is characterized in that: the described PLC controller (13) that also is provided with, PLC controller (13) is controlled in real time to feed pump (3), delivery pump (6) and backwash water pump (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102019783A CN102102376A (en) | 2009-12-18 | 2009-12-18 | Rainwater accumulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102019783A CN102102376A (en) | 2009-12-18 | 2009-12-18 | Rainwater accumulation system |
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| Publication Number | Publication Date |
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| CN102102376A true CN102102376A (en) | 2011-06-22 |
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| CN2009102019783A Pending CN102102376A (en) | 2009-12-18 | 2009-12-18 | Rainwater accumulation system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253816A (en) * | 2013-06-05 | 2013-08-21 | 南京吉佳新材料科技实业有限公司 | Rainwater recycling system and treatment method thereof |
| CN104047353A (en) * | 2014-06-11 | 2014-09-17 | 深圳天澄科工水系统工程有限公司 | Membrane separation technology-based rainwater sewage interception device and method |
| CN104452925A (en) * | 2014-12-10 | 2015-03-25 | 苏州汇诚智造工业设计有限公司 | Environment-friendly microbial mobile toilet and manufacturing method thereof |
| CN104891734A (en) * | 2015-05-13 | 2015-09-09 | 韩凯 | Modularized mobile house water treatment system |
| CN106193186A (en) * | 2016-08-25 | 2016-12-07 | 上海江建实业有限公司 | A kind of residential block is combined rainwater management system |
| CN106613749A (en) * | 2016-09-22 | 2017-05-10 | 中国科学院遗传与发育生物学研究所 | Farmland-rainwater collecting, storing, draining and irrigation saving system |
| CN108316400A (en) * | 2018-04-19 | 2018-07-24 | 枣庄宏大伟业金属结构制造有限公司 | A kind of villa rainwater cyclic utilization system |
| CN108316396A (en) * | 2018-01-31 | 2018-07-24 | 何叶青 | A kind of rainwater catchment system equipment |
| CN108793534A (en) * | 2018-06-21 | 2018-11-13 | 苏州市创联净化设备有限公司 | A kind of rainwater purification system |
-
2009
- 2009-12-18 CN CN2009102019783A patent/CN102102376A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253816A (en) * | 2013-06-05 | 2013-08-21 | 南京吉佳新材料科技实业有限公司 | Rainwater recycling system and treatment method thereof |
| CN104047353A (en) * | 2014-06-11 | 2014-09-17 | 深圳天澄科工水系统工程有限公司 | Membrane separation technology-based rainwater sewage interception device and method |
| CN104452925A (en) * | 2014-12-10 | 2015-03-25 | 苏州汇诚智造工业设计有限公司 | Environment-friendly microbial mobile toilet and manufacturing method thereof |
| CN104891734A (en) * | 2015-05-13 | 2015-09-09 | 韩凯 | Modularized mobile house water treatment system |
| CN106193186A (en) * | 2016-08-25 | 2016-12-07 | 上海江建实业有限公司 | A kind of residential block is combined rainwater management system |
| CN106613749A (en) * | 2016-09-22 | 2017-05-10 | 中国科学院遗传与发育生物学研究所 | Farmland-rainwater collecting, storing, draining and irrigation saving system |
| CN106613749B (en) * | 2016-09-22 | 2019-12-17 | 中国科学院遗传与发育生物学研究所 | Farmland rainwater collection, storage, drainage and irrigation-saving system |
| CN108316396A (en) * | 2018-01-31 | 2018-07-24 | 何叶青 | A kind of rainwater catchment system equipment |
| CN108316400A (en) * | 2018-04-19 | 2018-07-24 | 枣庄宏大伟业金属结构制造有限公司 | A kind of villa rainwater cyclic utilization system |
| CN108316400B (en) * | 2018-04-19 | 2024-04-19 | 枣庄宏大伟业金属结构制造有限公司 | Villa rainwater cyclic utilization system |
| CN108793534A (en) * | 2018-06-21 | 2018-11-13 | 苏州市创联净化设备有限公司 | A kind of rainwater purification system |
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Application publication date: 20110622 |