CN204645216U - A kind of rain water drainage system - Google Patents
A kind of rain water drainage system Download PDFInfo
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- CN204645216U CN204645216U CN201520041658.7U CN201520041658U CN204645216U CN 204645216 U CN204645216 U CN 204645216U CN 201520041658 U CN201520041658 U CN 201520041658U CN 204645216 U CN204645216 U CN 204645216U
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- water quality
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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 utility model is relevant a kind of rain water drainage system, comprises water quality on-line detector, Split-flow Control device, drainage tank, discharger, water quality type flow abandoning apparatus and reservoir: water quality on-line detector is arranged in drainage tank or on its inlet pipeline be connected with rainwater-collecting pipe network; Discharger and water quality type flow abandoning apparatus are all arranged on drainage tank; Reservoir is connected with drainage tank by water quality type flow abandoning apparatus; Split-flow Control device controls the opening and closing of discharger and water quality type flow abandoning apparatus according to the testing result of water quality on-line detector.The utility model can solve rain and impurity to the card of discarding system, stifled problem, the rainfall of solution rain water drainage, the problem of the abandoned stream that links between rain matter and rain frequency, the problem that the rainwater that solution storm intensity exceedes design strength is shunted safely, and reliable abandoned stream can be realized, can collect rainwater to greatest extent, the volume of drainage tank can be far smaller than existing positive displacement drainage tank simultaneously.
Description
Technical field
The utility model relates to rainwater utilization field, particularly relates to a kind of rain water drainage system.
Background technology
China is the country that freshwater resources are rare, and water saving has become China's fundamental state policy.Along with the progress of science and technology, economize on water from traditional water yield type water saving (as water saving device etc.) and progressively turn to water quality type to economize on water.So-called water quality type water saving changes traditional employing municipal tap water, miscellaneous water water source into middle water or rainwater etc. exactly, realizes step water.Along with popularizing of green building, rainwater utilization more and more comes into one's own.
Rainwater utilization comprises rainwater-collecting, rain water drainage, rainwater treatment and stores reuse.During initial rainfall, the Rainwater Quality of collection is poor, should do abandoned stream process, and later stage Rainwater Quality is better, should collect and enter reservoir, as miscellaneous water after processing.Current rain water drainage is mainly adopted in two ways, i.e. Electronic control formula and positive displacement.
Electronic control formula abandoned stream is the opening and closing state being controlled electronic abandoned stream device by physical quantitys such as setting-up times in essence.Because the impurity comprised in early-stage rainwater is more, establish in electronic abandoned stream device between valve plate and abandoned stream device body and very easily blocked by the impurity in rainwater, electronic abandoned stream device is caused to lose efficacy, and cannot control according to rainfall frequency and amount of precipitation timely adjustment, when rainfall frequency height, even if the water quality at follow-up rainfall initial stage better still can start abandoned stream device, cause certain waste, and when amount of precipitation is large, the flow that can not adjust abandoned stream device in time then very easily causes reservoir to continue spilling water, thus threatens system cloud gray model safety.
Positive displacement abandoned stream is the abandoned stream volume setting drainage tank according to the catchment area of project and the rainfall intensity on Designed recurrence period and project ground, and this drainage tank is using the amount of precipitation of 3-5 minute as the abandoned stream water yield.The rainwater of drainage tank is by infiltrating the soil that enters bottom, pond and periphery or drain into municipal Storm Sewer Network etc.The rainfall exceeding setting-up time overflows to reservoir from drainage tank, realizes abandoned stream.Inherently solve the unobstructed problem of rainwater flow of abandoned stream device, but still be cannot carry out regulable control according to rainfall water quality, rainfall frequency, storm intensity and amount of precipitation.
As can be seen here, above-mentioned existing rain water drainage system and control method thereof, in structure, method and use, obviously still have inconvenience and defect, and are urgently further improved.How to found a kind of new rain water drainage system and control method thereof, one of current important research and development problem of real genus.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of rain water drainage system, make it can either solve the card of rain and impurity to discarding system, stifled problem, solve the rainfall of rain water drainage, rain matter and rain link frequently the problem of abandoned stream, the problem that the rainwater that solution storm intensity exceedes design strength is shunted safely, and reliable abandoned stream can be realized, can according to rainfall frequency, when rainfall and rainfall water quality and rainfall, ambient atmosphere environment carries out regulable control flexibly to the otherness of the degree of contamination of rainwater in good time, realize reliable abandoned stream, rainwater can be collected to greatest extent simultaneously, and make the design volume of drainage tank can be far smaller than the volume of existing positive displacement drainage tank, thus overcome the deficiency of existing technology.
For solving the problems of the technologies described above, a kind of rain water drainage system of the utility model, comprise water quality on-line detector, Split-flow Control device, drainage tank, discharger, water quality type flow abandoning apparatus and reservoir, wherein: described water quality on-line detector is arranged in drainage tank or on its inlet pipeline be connected with rainwater-collecting pipe network; Described discharger and water quality type flow abandoning apparatus are all arranged on drainage tank; Described reservoir is connected with drainage tank by water quality type flow abandoning apparatus; Described Split-flow Control device controls the opening and closing of discharger and water quality type flow abandoning apparatus according to the testing result of water quality on-line detector.
Improve as one of the present utility model, described reservoir is provided with water yield type flow abandoning apparatus.
Described water yield type flow abandoning apparatus is rain pipe or the float-controlled drainage pump group of band anti counter-flowing.
Be provided with content gauge in described drainage tank, described content gauge and Split-flow Control device communicate to connect.
Described liquid level counts the floating ball lever meter with source signal or dry contact.
Described drainage tank and reservoir adopt straight to be connected.
The inlet pipeline of described drainage tank is also provided with roughing efficiency air filter.
Described roughing efficiency air filter adopts filter screen or grid.
Described water quality on-line detector is conductivity meter or transmissometer; Described Split-flow Control device is be with the electric controller of the electric controller of PLC, band surface-mounted integrated circuit or be made up of the electric controller of logic control contactor and relay; Described drainage tank is positive displacement drainage tank, adopts reinforced concrete water pond, stainless steel pond or glass fiber reinforced plastic pond; Described discharger is gravity current gutter, submersible sewage pump or pipeline type sewage pump; Described water quality type flow abandoning apparatus is cofferdam type gate shaft or towed float tube of surging; Described reservoir is reinforced concrete water pond, stainless steel pond or glass fiber reinforced plastic pond.
After adopting such design, the utility model at least has the following advantages:
1, rainwater of the present utility model from rainwater-collecting pipe network to reservoir and abandoned stream rainwater arrange facility and be straight-through structure, thoroughly solve initial Split-flow rain impurities in water to the card of system, the problem such as stifled, realize reliable abandoned stream.
2, the utility model is really accomplished according to Water-quality control abandoned stream or retaining, and when thus can avoid rainfall frequency height, water quality better but can not effectively be collected and the waste caused, and realizes collecting to greatest extent water quality reaching standard rainwater.
3, the utility model according to amount of precipitation timely adjustment abandoned stream flow, can guarantee system safety operation, avoids occurring that rainwater floods machine room, rainwater returns back to top to the phenomenon of collection surface.
Accompanying drawing explanation
Above-mentioned is only the general introduction of technical solutions of the utility model, and in order to better understand technological means of the present utility model, below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
Fig. 1 is the composition schematic diagram of a kind of rain water drainage system of the utility model.
Detailed description of the invention
With reference to shown in Fig. 1, a kind of rain water drainage system of the utility model comprises: water quality on-line detector 1, Split-flow Control device 3, drainage tank 4, discharger 5, water quality type flow abandoning apparatus 6 and reservoir 8.
Wherein, water quality on-line detector 1 is arranged in drainage tank 4 or on its inlet pipeline be connected with rainwater-collecting pipe network, discharger 5 and water quality type flow abandoning apparatus 6 are all arranged on drainage tank 4, reservoir 8 is connected with drainage tank 4 by water quality type flow abandoning apparatus 6, and Split-flow Control device 3 controls the opening and closing of discharger 5 and water quality type flow abandoning apparatus 6 according to the testing result of water quality on-line detector 1.
Further specifically, reservoir 8 of the present utility model is connected for the best with straight-through with drainage tank 4.Water yield type flow abandoning apparatus 7 is provided with in reservoir 8.And roughing efficiency air filter 2 can be set on the inlet pipeline of drainage tank 4, the content gauge 9 communicated to connect with Split-flow Control device 3 is set in drainage tank 4.
Each device of the present utility model, in parts, the optional conductivity meter of water quality on-line detector 1 or transmissometer, roughing efficiency air filter 2 can adopt filter screen or grid, Split-flow Control device 3 is the electric controller of band PLC, electric controller with surface-mounted integrated circuit or be made up of the electric controller of logic control contactor and relay, drainage tank 4 adopts steel concrete, the positive displacement drainage tank of stainless steel or glass steel material, discharger 5 for drainability be more than or equal to rainwater design capacity gauge 1.1 times gravity drainage pipe, submersible sewage pump or pipeline type sewage pump, water quality type flow abandoning apparatus 6 is cofferdam type gate shaft or towed float tube of surging preferably, the preferred abandoned stream ability of water yield type flow abandoning apparatus 7 is more than or equal to rain pipe or the float-controlled drainage pump group of the band anti counter-flowing of rainwater design capacity gauge 1.1 times, reservoir 8 can adopt reinforced concrete water pond, stainless steel pond or glass fiber reinforced plastic pond, the floating ball lever meter of content gauge 9 preferably with active signal or dry contact.
The utility model is based on the rain water drainage control method of above-mentioned rain water drainage system, it is the Rainwater Quality utilizing water quality on-line detector 1 to detect the collection of rainwater-collecting pipe network, controlled the opening and closing of discharger 5, water quality type flow abandoning apparatus 6 again by Split-flow Control device 3 according to the testing result of water quality on-line detector 1 and content gauge 9, thus realize the Dynamic controlling of abandoned stream, retaining.
Specifically, when water quality do not reach setting require time, Split-flow Control device 3 starts abandoned stream program, closes water quality type flow abandoning apparatus 6, opens discharger 5, discharges the rainwater collected in drainage tank 4 to municipal rain-water drainage facility.
When water quality reach setting require time, Split-flow Control device 3 starts retaining program, closes discharger 5, and open water quality type flow abandoning apparatus 6, rainwater is transported to reservoir 8 through drainage tank 4, and is finally delivered to rainwater treatment station and recycles as miscellaneous water after treatment.
In addition, when content gauge 9 detects that in drainage tank 4, water level is higher than warning value, the discharger 5 of Split-flow Control device 3 enforced opening drainage tank reduces water level in drainage tank 4.
In retaining program, when in reservoir 8, water level is higher than setting value, Split-flow Control device 3 also controls to open water yield type flow abandoning apparatus 7, discharges the unnecessary rainwater in reservoir 8.
The utility model rainwater from rainwater-collecting pipe network to reservoir 8 and abandoned stream rainwater arrange facility and be straight-through structure.Above-mentioned setting value, warning value all can according to circumstances set.
Process control procedure of the present utility model is illustrated further for actual rainfall:
When rainfall starts, the rainwater in region of confluxing enters into rainwater-collecting pipe network through rain water collecting system, and rainwater starts to enter drainage tank, now, water quality on-line detector 1 starts to detect water quality, and Split-flow Control device 3 cuts out discharger 5 and water quality type flow abandoning apparatus 6 simultaneously, and rainwater enters drainage tank.
When water quality on-line detector 1 detect water quality do not reach setting require time, now water quality type flow abandoning apparatus 6 is in closed condition, drainage tank water level progressively rises, when the water level that content gauge 9 detects is in setting high water level, discharger 5 opened by Split-flow Control device 3, until water quality on-line detector 1 detect water quality reach setting require or the water level that detects of content gauge 9 is in setting ordinary water level time, Split-flow Control device 3 cuts out discharger 5.
When water quality on-line detector 1 detect water quality reach setting require time, water quality type flow abandoning apparatus 6 opened by Split-flow Control device 3, and rainwater is transported to reservoir 8 through drainage tank 4, and is finally delivered to rainwater treatment station and recycles as miscellaneous water after treatment.
When rainfall stops, the water quality index that water quality on-line detector 1 detects be low limit value or 0 time, Split-flow Control device automatic closing water matter type flow abandoning apparatus 6.
Achieve the safe abandoned stream of water quality type by above-mentioned steps, solving traditional abandoned stream technique can not, Rainwater Quality different and single deficiency according to time abandoned stream different to rainwater pollution degree according to the atmospheric environment in rainfall area.
The rainwater collected of second rainfall through the index that water quality on-line detector 1 detects reach setting require time, water quality type flow abandoning apparatus 6 opened by Split-flow Control device 3, and rainwater is transported to reservoir 8 through drainage tank 4.
The rainwater collected of second rainfall through the index that water quality on-line detector 1 detects do not reach setting require time, rainwater directly enters drainage tank 4.As in the process, when the drainage tank water level that content gauge 9 detects reaches setting high water level, discharger 5 opened by Split-flow Control device 3, until the drainage tank water level that content gauge 9 detects reaches the normal operating water level of setting, or water quality on-line detector 1 detects that water quality reaches setting when requiring, Split-flow Control device 3 cuts out discharger 5, and detects that water quality reaches unlatching water quality type flow abandoning apparatus 6 when setting requires at water quality on-line detector 1, circulates and so forth.
Achieve the rain safe abandoned stream of type frequently by above-mentioned steps, solve traditional abandoned stream technique short for interval time in rainfall, the deficiency of rainwater when amount of precipitation is little or rainfall water quality meets the requirements, can not be collected.
When amount of precipitation is greater than reservoir capacity gauge, when in reservoir 8, water level is in setting high-order limits value, water yield type flow abandoning apparatus 7 is opened automatically, discharges the unnecessary rainwater in reservoir 8.
The safe abandoned stream of rainfall regime is achieved by above-mentioned steps, being different from traditional abandoned stream technique relies on the handover operation of flow abandoning apparatus to realize the unnecessary high-quality rainwater of abandoned stream, once flow abandoning apparatus lost efficacy, cause a whole set of rain water drainage and the inefficacy utilizing device, reliability and safety were protected.
When storm intensity exceeds the storm intensity of design, now the water level of drainage tank and the water level of reservoir are all in the high water level of setting, while water yield type flow abandoning apparatus 7 is opened automatically, Split-flow Control device 3 enforced opening discharger 5, when reservoir water level gets back to ordinary water level, water yield type flow abandoning apparatus 7 is closed automatically, and when content gauge 9 detects that drainage tank is in ordinary water level, Split-flow Control device 3 cuts out discharger 5.So repeatedly, the safe abandoned stream of storm period is realized.
Achieve the safe abandoned stream of storm intensity type by above-mentioned steps, fill up the blank of traditional abandoned stream technique.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, those skilled in the art utilize the technology contents of above-mentioned announcement to make a little simple modification, equivalent variations or modification, all drop in protection domain of the present utility model.
Claims (9)
1. a rain water drainage system, is characterized in that comprising water quality on-line detector, Split-flow Control device, drainage tank, discharger, water quality type flow abandoning apparatus and reservoir, wherein:
Described water quality on-line detector is arranged in drainage tank or on its inlet pipeline be connected with rainwater-collecting pipe network;
Described discharger and water quality type flow abandoning apparatus are all arranged on drainage tank;
Described reservoir is connected with drainage tank by water quality type flow abandoning apparatus;
Described Split-flow Control device controls the opening and closing of discharger and water quality type flow abandoning apparatus according to the testing result of water quality on-line detector.
2. a kind of rain water drainage system according to claim 1, is characterized in that described reservoir is provided with water yield type flow abandoning apparatus.
3. a kind of rain water drainage system according to claim 2, is characterized in that: described water yield type flow abandoning apparatus is rain pipe or the float-controlled drainage pump group of band anti counter-flowing.
4. a kind of rain water drainage system according to claim 1, it is characterized in that being provided with content gauge in described drainage tank, described content gauge and Split-flow Control device communicate to connect.
5. a kind of rain water drainage system according to claim 4, is characterized in that described liquid level counts the floating ball lever meter with source signal or dry contact.
6. a kind of rain water drainage system according to claim 1, is characterized in that described drainage tank and reservoir adopt straight to be connected.
7. a kind of rain water drainage system according to claim 1, the inlet pipeline that it is characterized in that described drainage tank is also provided with roughing efficiency air filter.
8. a kind of rain water drainage system according to claim 7, is characterized in that described roughing efficiency air filter adopts filter screen or grid.
9. a kind of rain water drainage system according to claim 1, is characterized in that:
Described water quality on-line detector is conductivity meter or transmissometer;
Described Split-flow Control device is be with the electric controller of the electric controller of PLC, band surface-mounted integrated circuit or be made up of the electric controller of logic control contactor and relay;
Described drainage tank is positive displacement drainage tank, adopts reinforced concrete water pond, stainless steel pond or glass fiber reinforced plastic pond;
Described discharger is gravity current gutter, submersible sewage pump or pipeline type sewage pump;
Described water quality type flow abandoning apparatus is cofferdam type gate shaft or towed float tube of surging;
Described reservoir is reinforced concrete water pond, stainless steel pond or glass fiber reinforced plastic pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520041658.7U CN204645216U (en) | 2015-01-21 | 2015-01-21 | A kind of rain water drainage system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520041658.7U CN204645216U (en) | 2015-01-21 | 2015-01-21 | A kind of rain water drainage system |
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| CN204645216U true CN204645216U (en) | 2015-09-16 |
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| CN201520041658.7U Expired - Fee Related CN204645216U (en) | 2015-01-21 | 2015-01-21 | A kind of rain water drainage system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594492A (en) * | 2015-01-21 | 2015-05-06 | 汪传发 | Rainwater discarding system and control method |
| CN106320505A (en) * | 2016-08-19 | 2017-01-11 | 中国科学院地理科学与资源研究所 | Coastal saline region rainwater collection device and use method thereof |
| CN109319911A (en) * | 2017-10-30 | 2019-02-12 | 湖南雨创环保工程有限公司 | A kind of rainwater pollution concentration monitor flow abandoning apparatus and method |
-
2015
- 2015-01-21 CN CN201520041658.7U patent/CN204645216U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594492A (en) * | 2015-01-21 | 2015-05-06 | 汪传发 | Rainwater discarding system and control method |
| CN106320505A (en) * | 2016-08-19 | 2017-01-11 | 中国科学院地理科学与资源研究所 | Coastal saline region rainwater collection device and use method thereof |
| CN106320505B (en) * | 2016-08-19 | 2018-12-14 | 中国科学院地理科学与资源研究所 | A kind of strand salt marsh area's rain collector and its application method |
| CN109319911A (en) * | 2017-10-30 | 2019-02-12 | 湖南雨创环保工程有限公司 | A kind of rainwater pollution concentration monitor flow abandoning apparatus and method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20220121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |