CN102102375A - Rainwater collection storage utilization process - Google Patents
Rainwater collection storage utilization process Download PDFInfo
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- CN102102375A CN102102375A CN2009102019779A CN200910201977A CN102102375A CN 102102375 A CN102102375 A CN 102102375A CN 2009102019779 A CN2009102019779 A CN 2009102019779A CN 200910201977 A CN200910201977 A CN 200910201977A CN 102102375 A CN102102375 A CN 102102375A
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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
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Abstract
The invention discloses a rainwater collection storage utilization process. The process comprises the following steps of: collecting rainwater on a roof, intercepting pollutants in the rainwater, performing initial rainwater discarding, regulating and storing the rainwater, filtering the rainwater, disinfecting the rainwater, and feeding into a recycling water tank for later use, wherein in the step of initial rainwater discarding, the rainwater of which the pollutants are intercepted is introduced into a rainwater discarding pool, dirt deposited on the lower part of the rainwater discarding pool is discharged from a drain pipe, and water on the upper part of the rainwater discarding pool is introduced into a rainwater regulation and storage pool for regulation and storage; in the step of regulating and storing the rainwater, the water in the rainwater regulation and storage pool is regulated and stored, and when the rainwater stored in the pool is excessive, the excessive water is introduced into a municipal drainage system; and in the step of filtering the rainwater, the rainwater is filtered by a multi-medium filter. By the process, most of pollutants in rainwater runoff can be controlled, and the load of subsequent treatment equipment is reduced; the water quality of effluent is higher than that of effluent of the conventional filter, and the turbidity of the effluent is less than 4; and when the process is implemented, a small space is occupied, and during use, the process is not limited by environmental conditions.
Description
Technical field
The present invention relates to the system that a kind of rainwater is recycled, specifically is a kind of rainwater collection storage utilization technology.
Background technology
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 collection storage utilization technology of a kind of restriction that is not subjected to ambient conditions, convenient operating maintenance, high efficiency.
To achieve these goals, the technical solution used in the present invention is: rainwater collection storage utilization technology, may further comprise the steps: rain water on roof collection → rainwater cuts dirt → rainwater and regulates and stores → and dmp filter → rainwater sterilizes → sends into the reuse water tank in order to stand-by, it is characterized in that: also comprise the early-stage rainwater stream abandoning step, the rainwater that rainwater is cut after the dirt imports rain water drainage tank, deposition is discharged from blow-off pipe at the dirt of rain water drainage tank bottom, and the water importing rainwater storage pond on rain water drainage tank top carries out rainwater and regulates and stores; It is to adopt the rainwater storage pond that the water in the pond is allocated and stored that described rainwater is regulated and stored, when the rainwater in the pond store too much the time, unnecessary water is imported the municipal drainage system; Described dmp filter is to adopt by ANTHRACITE FILTER MEDIA, quartz sand filter media and garnet filtrate in small, broken bits more medium filter as medium to filter.
Described rainwater sterilisation step is to adopt liquid chlorine or ozone or chlorine dioxide or clorox to carry out disinfection, and for minitype rain water collection storage utilization system, can consider to adopt chlorine tablets as disinfectant, regularly throws in a certain amount of chlorine tablets and get final product in water tank with strainer.
Beneficial effect of the present invention: because this technology is carried out early-stage rainwater stream abandoning in the primary stage that rainwater is collected, can control most of pollutant in the rainfall runoff, alleviate the load of subsequent processing device; Because this process using more medium filter, so the dirty ability of filtering is strong, so the operating efficiency of rainwater collection storage utilization in addition, uses more medium filter better than traditional filter tank effluent quality, delivery turbidity＜4, contact filtration can reach more than 90% the clearance of SS, can reach 30%～40%, the utilization rate height of rainwater to the clearance of COD, how many rainwater almost can reach has just can handle how many rainwater, can save a large amount of Drinking Waters; This implementation of processes floor space is little, during use, is not subjected to the restriction of ambient conditions.
Description of drawings
The present invention is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is a process chart of the present invention;
Fig. 2 is embodiments of the 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 collection storage utilization technology, may further comprise the steps: rain water on roof collection → rainwater cuts dirt → rainwater and regulates and stores → and dmp filter → rainwater sterilizes → sends into the reuse water tank in order to stand-by, it is characterized in that: also comprise the early-stage rainwater stream abandoning step, the rainwater that rainwater is cut after the dirt imports rain water drainage tank, deposition is discharged from blow-off pipe at the dirt of rain water drainage tank bottom, and the water importing rainwater storage pond on rain water drainage tank top carries out rainwater and regulates and stores; It is to adopt the rainwater storage pond that the water in the pond is allocated and stored that described rainwater is regulated and stored, when the rainwater in the pond store too much the time, unnecessary water is imported the municipal drainage system; Described dmp filter is to adopt by ANTHRACITE FILTER MEDIA, quartz sand filter media and garnet filtrate in small, broken bits more medium filter as medium to filter.Described rainwater sterilisation step is to adopt liquid chlorine or ozone or chlorine dioxide or clorox to carry out disinfection, and for minitype rain water collection storage utilization system, can consider to adopt chlorine tablets as disinfectant, regularly throws in a certain amount of chlorine tablets and get final product in water tank with strainer.
Embodiment: Shanghai Zhuan Qiao construction work Co., Ltd reconstruction factory building and assistance building are one to be intended to for solving ignorant bridge area alien workers' the newly-built green energy conservation type inhabitation engineering of inhabitation difficulty, project adopts nine energy-saving and environmental protection, health, comfortable technology to build on overall plan altogether, and rainwater collection storage utilization system is a wherein important energy-saving and environmental protection engineering.The space of this engineering utilization car ramp is provided with a rainwater collecting pit, rain water on roof is collected the back be pooled to the rainwater collecting pit by the pipe network system in the building, and rainwater is used to water greening, carwash, flushing lavatory after treatment.As shown in Figure 2, the equipment that rainwater collection storage utilization technology is used, 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.
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.
Cut dirty device and can be installed on roof drain, soil stack and the dewatering horizontal tube, should regularly clear up.Early-stage rainwater stream abandoning device is a kind of very effective water quality control technology, and appropriate design can be controlled most of pollutant in the runoff, comprises tiny or dissolubility pollutant.Flow abandoning apparatus can be designed to multiple pattern, can design control device according to the flow or the early-stage rainwater eliminating water yield.Rain water on roof generally can be controlled the initial Split-flow amount by 2mm, to the roofing materials of contaminative is arranged, can suitably strengthen the abandoned stream amount.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.
The rainwater storage pond is used for collecting and stores rainwater, also can doublely do the effect of sedimentation basin.The mode of rainwater storage pond has many kinds, according to building the position difference, can be divided into underground closed, closed, open type etc. on the ground on the ground, and the practice can be concrete structure, masonry structure, glass fiber reinforced plastic, metal construction etc.
More medium filter (claiming mechanical filter again) is to be bed with the anthracite, quartz sand, garnet or the other materials in small, broken bits that become stratiform.For a typical more medium filter, the top layer of the filter bed ANTHRACITE FILTER MEDIA that relative density is little by bulky grain is formed, and the quartz sand filter media of the big relative density of granule is placed on the lower curtate of bed.Its principle 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.Sterilization method has liquid chlorine, ozone, chlorine dioxide, clorox etc.For minitype rain water collection storage utilization technology, can consider to adopt chlorine tablets as disinfectant, regularly in water tank with strainer, throw in a certain amount of chlorine tablets and get final product.
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 (2)
1. rainwater collection storage utilization technology, may further comprise the steps: rain water on roof collection → rainwater cuts dirt → rainwater and regulates and stores → and dmp filter → rainwater sterilizes → sends into the reuse water tank in order to stand-by, it is characterized in that: also comprise the early-stage rainwater stream abandoning step, the rainwater that rainwater is cut after the dirt imports rain water drainage tank, deposition is discharged from blow-off pipe at the dirt of rain water drainage tank bottom, and the water importing rainwater storage pond on rain water drainage tank top carries out rainwater and regulates and stores; It is to adopt the rainwater storage pond that the water in the pond is allocated and stored that described rainwater is regulated and stored, when the rainwater in the pond store too much the time, unnecessary water is imported the municipal drainage system; Described dmp filter is to adopt by ANTHRACITE FILTER MEDIA, quartz sand filter media and garnet filtrate in small, broken bits more medium filter as medium to filter.
2. rainwater collection storage utilization technology according to claim 1, it is characterized in that: described rainwater sterilisation step is to adopt liquid chlorine or ozone or chlorine dioxide or clorox to carry out disinfection, for minitype rain water collection storage utilization system, can consider to adopt chlorine tablets, regularly in water tank with strainer, throw in a certain amount of chlorine tablets and get final product as disinfectant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102019779A CN102102375A (en) | 2009-12-18 | 2009-12-18 | Rainwater collection storage utilization process |
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| CN2009102019779A CN102102375A (en) | 2009-12-18 | 2009-12-18 | Rainwater collection storage utilization process |
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Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102301931A (en) * | 2011-07-22 | 2012-01-04 | 天津市农业资源与环境研究所 | Facility integrating rain regulation and control with fertilizer irrigation for greenhouse cultivation |
| CN102531282A (en) * | 2011-12-28 | 2012-07-04 | 华北水利水电学院 | Device and method for quality-based rainwater collection, treatment and utilization |
| CN102561453A (en) * | 2012-02-29 | 2012-07-11 | 上海市城市建设设计研究总院 | Rainwater collection, treatment, storage and utilization system for elevated highways |
| CN102839712A (en) * | 2012-09-14 | 2012-12-26 | 大连格兰清水环境工程有限公司 | Mixed water collecting and utilization system and collecting method |
| CN103074917A (en) * | 2013-01-31 | 2013-05-01 | 河海大学 | Rainwater collection and utilization device |
| CN103088871A (en) * | 2013-01-28 | 2013-05-08 | 朱加林 | Large gymnasium shock-resistance intelligent control-type rainwater utilization system |
| CN103577640A (en) * | 2013-11-01 | 2014-02-12 | 上海市水务规划设计研究院 | Method for setting city initial rainwater interception standard |
| CN103669473A (en) * | 2013-12-16 | 2014-03-26 | 天津虹炎科技有限公司 | Urban rainwater collection and irrigation system |
| CN104891734A (en) * | 2015-05-13 | 2015-09-09 | 韩凯 | Modularized mobile house water treatment system |
| CN104925996A (en) * | 2015-06-14 | 2015-09-23 | 广西风向标环保科技有限公司 | Unpowered full-automatic rainwater filtration and reuse device |
| CN105019509A (en) * | 2015-06-16 | 2015-11-04 | 中国十七冶集团有限公司 | Construction method for providing water during construction period by utilizing water system of construction site |
| CN105130055A (en) * | 2015-09-06 | 2015-12-09 | 广西益江环保科技有限责任公司 | Rainwater collecting, purifying and reusing system |
| CN105178387A (en) * | 2015-07-31 | 2015-12-23 | 崔新明 | Intelligent control system for comprehensive utilization of rainwater and control method of intelligent control system |
| CN105293749A (en) * | 2014-06-25 | 2016-02-03 | 拜森生物环保科技（上海）有限公司 | Multi-span greenhouse rainwater collecting and treating reusing device and method |
| CN105317075A (en) * | 2014-07-28 | 2016-02-10 | 东莞市金能亮环保科技有限公司 | Rainwater collection device |
| CN103696481B (en) * | 2014-01-09 | 2017-01-04 | 广州市设计院 | A kind of rainwater storage reclaiming system |
| CN106745976A (en) * | 2016-12-13 | 2017-05-31 | 江苏龙腾工程设计股份有限公司 | Novel rainwater is regulated and stored processing pond and its processing method of regulating and storing |
| CN107060037A (en) * | 2017-04-26 | 2017-08-18 | 浙江中景市政园林建设有限公司 | A kind of municipal rainwater storage system |
| CN107246061A (en) * | 2017-06-24 | 2017-10-13 | 湖南文理学院 | A kind of rainwater storage device |
| CN109469152A (en) * | 2018-12-25 | 2019-03-15 | 国网河北省电力有限公司经济技术研究院 | Substation's rain reclamation and treatment system |
| CN111910727A (en) * | 2020-08-08 | 2020-11-10 | 福建荣冠环境建设集团有限公司 | Supporting rainwater collection processing system that uses of municipal works |
| CN112942490A (en) * | 2021-01-26 | 2021-06-11 | 无锡市市政设施基础建设有限公司 | Building roof rainwater collecting and utilizing system based on sponge city idea |
| CN113187164A (en) * | 2021-04-28 | 2021-07-30 | 中国建筑设计研究院有限公司 | Water conservation integration equipment is synthesized to public building cooling tower |
| CN118014325A (en) * | 2024-04-09 | 2024-05-10 | 水利部水利水电规划设计总院 | Method and system for extracting scheduling rules of regulation engineering in water network system |
-
2009
- 2009-12-18 CN CN2009102019779A patent/CN102102375A/en active Pending
Cited By (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102301931B (en) * | 2011-07-22 | 2013-12-04 | 天津市农业资源与环境研究所 | Facility integrating rain regulation and control with fertilizer irrigation for greenhouse cultivation |
| CN102301931A (en) * | 2011-07-22 | 2012-01-04 | 天津市农业资源与环境研究所 | Facility integrating rain regulation and control with fertilizer irrigation for greenhouse cultivation |
| CN102531282A (en) * | 2011-12-28 | 2012-07-04 | 华北水利水电学院 | Device and method for quality-based rainwater collection, treatment and utilization |
| CN102561453A (en) * | 2012-02-29 | 2012-07-11 | 上海市城市建设设计研究总院 | Rainwater collection, treatment, storage and utilization system for elevated highways |
| CN102839712A (en) * | 2012-09-14 | 2012-12-26 | 大连格兰清水环境工程有限公司 | Mixed water collecting and utilization system and collecting method |
| CN102839712B (en) * | 2012-09-14 | 2016-01-20 | 大连格兰清水环境工程有限公司 | A kind of mixing collection water utilization system and collection method |
| CN103088871A (en) * | 2013-01-28 | 2013-05-08 | 朱加林 | Large gymnasium shock-resistance intelligent control-type rainwater utilization system |
| CN103074917A (en) * | 2013-01-31 | 2013-05-01 | 河海大学 | Rainwater collection and utilization device |
| CN103074917B (en) * | 2013-01-31 | 2015-04-08 | 河海大学 | Rainwater collection and utilization device |
| CN103577640A (en) * | 2013-11-01 | 2014-02-12 | 上海市水务规划设计研究院 | Method for setting city initial rainwater interception standard |
| CN103577640B (en) * | 2013-11-01 | 2016-09-28 | 上海市水务规划设计研究院 | The formulating method of city initial rainwater interception standard |
| CN103669473A (en) * | 2013-12-16 | 2014-03-26 | 天津虹炎科技有限公司 | Urban rainwater collection and irrigation system |
| CN103696481B (en) * | 2014-01-09 | 2017-01-04 | 广州市设计院 | A kind of rainwater storage reclaiming system |
| CN105293749A (en) * | 2014-06-25 | 2016-02-03 | 拜森生物环保科技（上海）有限公司 | Multi-span greenhouse rainwater collecting and treating reusing device and method |
| CN105317075A (en) * | 2014-07-28 | 2016-02-10 | 东莞市金能亮环保科技有限公司 | Rainwater collection device |
| CN105317075B (en) * | 2014-07-28 | 2017-03-15 | 东莞市金能亮环保科技有限公司 | Rain collector |
| CN104891734A (en) * | 2015-05-13 | 2015-09-09 | 韩凯 | Modularized mobile house water treatment system |
| CN104925996A (en) * | 2015-06-14 | 2015-09-23 | 广西风向标环保科技有限公司 | Unpowered full-automatic rainwater filtration and reuse device |
| CN105019509A (en) * | 2015-06-16 | 2015-11-04 | 中国十七冶集团有限公司 | Construction method for providing water during construction period by utilizing water system of construction site |
| CN105019509B (en) * | 2015-06-16 | 2016-10-05 | 中国十七冶集团有限公司 | A kind of construction method utilizing job site water system to provide construction period water |
| CN105178387A (en) * | 2015-07-31 | 2015-12-23 | 崔新明 | Intelligent control system for comprehensive utilization of rainwater and control method of intelligent control system |
| CN105178387B (en) * | 2015-07-31 | 2017-05-31 | 崔新明 | The intelligence control system and its control method of rainwater comprehensive utilization |
| CN105130055A (en) * | 2015-09-06 | 2015-12-09 | 广西益江环保科技有限责任公司 | Rainwater collecting, purifying and reusing system |
| CN106745976A (en) * | 2016-12-13 | 2017-05-31 | 江苏龙腾工程设计股份有限公司 | Novel rainwater is regulated and stored processing pond and its processing method of regulating and storing |
| CN107060037A (en) * | 2017-04-26 | 2017-08-18 | 浙江中景市政园林建设有限公司 | A kind of municipal rainwater storage system |
| CN107060037B (en) * | 2017-04-26 | 2019-04-02 | 浙江中景市政园林建设有限公司 | A kind of municipal rainwater storage system |
| CN107246061A (en) * | 2017-06-24 | 2017-10-13 | 湖南文理学院 | A kind of rainwater storage device |
| CN109469152A (en) * | 2018-12-25 | 2019-03-15 | 国网河北省电力有限公司经济技术研究院 | Substation's rain reclamation and treatment system |
| CN111910727A (en) * | 2020-08-08 | 2020-11-10 | 福建荣冠环境建设集团有限公司 | Supporting rainwater collection processing system that uses of municipal works |
| CN112942490A (en) * | 2021-01-26 | 2021-06-11 | 无锡市市政设施基础建设有限公司 | Building roof rainwater collecting and utilizing system based on sponge city idea |
| CN112942490B (en) * | 2021-01-26 | 2022-01-11 | 无锡市市政设施基础建设有限公司 | Building roof rainwater collecting and utilizing system based on sponge city idea |
| CN113187164A (en) * | 2021-04-28 | 2021-07-30 | 中国建筑设计研究院有限公司 | Water conservation integration equipment is synthesized to public building cooling tower |
| CN118014325A (en) * | 2024-04-09 | 2024-05-10 | 水利部水利水电规划设计总院 | Method and system for extracting scheduling rules of regulation engineering in water network system |
| CN118014325B (en) * | 2024-04-09 | 2024-05-31 | 水利部水利水电规划设计总院 | Method and system for extracting scheduling rules of regulation engineering in water network system |
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Application publication date: 20110622 |