CN102021930B - Automatic rainwater collecting distribution station - Google Patents

Automatic rainwater collecting distribution station Download PDF

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Publication number
CN102021930B
CN102021930B CN2009101957902A CN200910195790A CN102021930B CN 102021930 B CN102021930 B CN 102021930B CN 2009101957902 A CN2009101957902 A CN 2009101957902A CN 200910195790 A CN200910195790 A CN 200910195790A CN 102021930 B CN102021930 B CN 102021930B
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water
water inlet
rainwater
cavity
filter cavity
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CN2009101957902A
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CN102021930A (en
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储贻斌
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

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  • Filtration Of Liquid (AREA)

Abstract

The invention discloses an automatic rainwater collecting distribution station, belonging to the technical field of water conservancy projects. The main structure of the automatic rainwater collecting distribution station comprises a main body, a drainage execution unit, a drainage outlet, a collecting electrical execution unit, a collecting water outlet, a water quality conductivity sensor, a water inlet, an overflow vent, a power distribution control box and the like, wherein the main body is divided into a rotational flow filtering cavity and an outer cavity, the rotational flow filtering cavity and the outer cavity are fastened at the top by virtue of a flange and a bolt, the upper part of the rotational flow filtering cavity is a mechanical filtering hole and a mechanical filter screen, the lower part of the filtering cavity is a conical stereo cavity, the water inlet and the collecting water outlet are arranged at the two sides of the rotational flow filtering cavity, the overflow vent is arranged at one side of the rotational flow filtering cavity, the overflow vent is higher than the water inlet and the collecting water outlet, the water inlet is directly communicated with the conical stereo cavity, the bottom of the rotational flow filtering cavity is connected with the drainage execution unit and is directly communicated with a drain outlet, and the water inlet and the overflow vent are all fastened and connected with the rotational flow filtering cavity by virtue of flange bolts. The invention has compact structure and small volume, the construction and mounting are simple, and the control integration can be realized.

Description

Rainwater is collected automatic distribution station
Technical field
The present invention relates to the device in a kind of hydraulic engineering technical field, specifically, is that a kind of rainwater is collected automatic part flow arrangement.
Background technology
Water is the most valuable human resource, but because human waste and the pollution of environment, the water resource that causes cleaning reduces day by day, along with society and rapid economic development, the city process is accelerated, water resource worsens, groundwater table decreasing, the water difficult problem in city is also serious day by day, in 600 cities of China 300 lacks of water are arranged, having more than 100 of serious water shortage is individual, and it is just in rising trend, for this reason, country spends huge sums and carries out project of South-to-North water diversion, yet can only satisfy the problem of water consumption of some areas, can not fundamentally solve the problem of lack of water, urbanization makes original vegetation and soil be replaced by waterproof ground in addition, and a large amount of rainwater run off, the broken natural, ecological hydrological environment of having changed, underground water can not get effectively replenishing, reduce year by year, urban ecological environment worsens, and water content reduces in the soil, the heat island effect aggravation, the air drying is during rainfall, because urbanization rain penetration is not strong, rainwater accelerates to compile to the river course in city, peak flood flow is built rapid formation, and the load of urban sewerage and drainage facility strengthens, and waterlogging disaster takes place frequently, rainwater is as a kind of water source of cleaning, comprehensive utilization of resources and control are in environment and water resource utilization, the control aspect plays and must act on, to our human settlement, water conservancy ecology has profound significance.
At present, more and more countries begins to note collecting the rainwater of cleaning, rainwater compiles common employing roof, ground level road, the greenery patches, natural hillside etc., be mingled with a large amount of pollutants in the early-stage rainwater, silt, impurity, COD is up to 2000---3000mg/L, SS is up to 500---800mg/L, colourity is nearly 100, and therefore, early-stage rainwater is answered the abandoned stream discharging, in the collection, the rainwater of later stage cleaning, simultaneously the contaminant filter of rainwater is got rid of, guaranteed the normal operation of later stage water storage system, and guarantee draining safety, cleaning rainwater after process processing and evaporation are filtered can reach the standard of drinking water fully, so rainwater drinks for people as a kind of water source of cleaning fully.
Traditional collection method has various combination practices such as early-stage rainwater stream abandoning device, catchpit, shunting well, early-stage rainwater filtration, grit chamber, drawback is to have high input, and construction is complicated, and floor space is big, management difficulty is high, is unfavorable for that rainwater resource utilizes the development of cause.
Summary of the invention
In order to solve deficiency of the prior art, the invention provides a kind of rainwater and collect automatic distribution station, this device input cost is low, and operational administrative is easy, easy construction, floor space is little, deft design, integrated control, safe and reliable to operation, can adopt ground type or buried flexible installation, be suitable for middle-size and small-size rainwater resource utilization, also can design and be selected to cities and towns or factory's large scale system.
The objective of the invention is to realize by the following technical solutions:
Rainwater is collected automatic distribution station: mainly be made of main body, cyclone filter cavity, blowdown performance element, sewage draining exit, the electronic performance element of collection, collection delivery port, water electric conductivity sensor, water inlet, rain sensor, rainfall frequency memory, overfall, distribution control cabinet etc. on the structure, be divided into cyclone filter cavity and outer chamber two parts in the main body, cyclone filter cavity and outer chamber are located in the top by flange and bolt and are fastening, cyclone filter cavity bottom and lower body part bolton, cyclone filter cavity upper outlet is with the girder steel bolton; Cyclone filter cavity top is divided into mechanical filter hole and screen pack, the bottom is divided into taper eddy flow chamber, water inlet, the collection delivery port is positioned at the both sides of cyclone filter cavity, overfall is positioned at cyclone filter cavity one side, overfall is higher than water inlet and collects delivery port, water inlet directly is communicated to the three-dimensional chamber of taper of cyclone filter cavity bottom downwards by the arc inclined tube, overfall also is connected to the cyclone filter inside cavity, bottom, cyclone filter chamber is connected to blowdown performance element and straight-through sewage draining exit, water inlet, all adopt flange bolt to be fastenedly connected between overfall and cyclone filter cavity.
Described cyclone filter cavity, top adopts mechanical filter hole and screen pack that rainwater is carried out prefiltration, the bottom is divided into taper eddy flow chamber, be shaped as infundibulate, rainwater can be by utilizing law of connected vessels nature overflow to the filter chamber filtration fraction behind the gravity sediment by rotational flow, rainwater is again by entering outer chamber behind filter bores and the screen pack prefiltration.
Described water electric conductivity sensor is used for water quality is carried out on-line monitoring, when setting flow mistake, and water turbidity, when suspension surpasses setting value, signal is sent to the distribution control cabinet by the water electric conductivity sensor, opens blowoff valve; The solid matter that the rainwater that initial stage is relatively poor and quality are higher than water stays into the bottom and with sewage draining exit and drains.
Described rain sensor, be arranged at open-air rainwater acceptance point, utilization is sent transducing signal to the metering of amount of precipitation with to control system, and when the design blowdown flow rate reaches, signal is sent to the distribution control section by rain sensor, start electronic performance element and close sewage draining exit, start the power performance element simultaneously and open the collection delivery port.
Described rainfall frequency memory, be installed in the switchbox, memory function is handled timer for memory, with the switchbox module combinations, the programming input is set, and in the setting-up time behind the rain water drainage, disconnects rain sensor and blowdown performance element and contacts in the early stage, do not restart the blowdown performance element, the conversion that recovers rain sensor and blowdown unit during to the setting-up time value automatically contacts; When the water electric conductivity sensor detects the overproof water quality signal, preferentially open the blowdown performance element.
Described distribution control cabinet, adopt PLC control able to programme, can receive rainwater collecting sensor, water electric conductivity sensor, rainfall frequency memory, blowdown performance element, collect the signal that electronic performance element, storage of water level sensor send, and make corresponding reaction, the storage of water level sensor is arranged in the reservoir (case).
Operating principle of the present invention is: when the initial stage, relatively poor rainwater was from the water inlet access arrangement, flow into the taper eddy flow chamber of cyclone filter cavity bottom, form eddy flow, the solid matter that rainwater that can the initial stage is relatively poor and quality are higher than water stays into the bottom and with sewage draining exit and drains, when the design blowdown flow rate reaches, signal is sent to the distribution control section by rain sensor, start and collect electronic performance element and close sewage draining exit, open simultaneously and collect electronic performance element, open the collection delivery port, waterpower is through behind the sediment by rotational flow, through filter bores, flow into exocoel behind the screen pack prefiltration, exocoel and delivery port link, and water flows into collects reservoir; When setting flow mistake, and water turbidity, suspension are when surpassing setting value, signal is sent to the distribution control cabinet by the water electric conductivity sensor, preferentially open blowoff valve, when the water yield is collected design load, the reservoir level sensor issues a signal to control system, starts actuator and closes the collection delivery port, and water is discharged through overfall; When excessive or collecting amount is to design flow when the water yield, and collect the delivery port current when smooth, current overflow from the overfall of filtering bodies inside, guarantee draining safety; When rainfall frequency during at interval less than setting value, around here in sewage draining exit be in normally off; If equipment fault or close when collecting valve, water all can flow into city planting ductwork from the overfall that rainwater is collected in the automatic distribution station, can not cause the spilling water event, and when pouring in down a chimney as water level takes place, when water level arrived the early warning water level, equipment can be closed the collection outlet valve.
Because adopted above technical scheme, the present invention has the beneficial effect of giving:
When 1, inner overflow, equipment fault or current are smooth, guarantee water system draining safety, stormwater flows through when big automatically from overfall shunting, earial drainage.
2, eddy flow, filter design, desanding, filtration integrated, water inlet, overfall and sewage draining exit are straight-through, do not stop up.
3, water quality, the water yield and rain control at interval frequently realizes blowdown, abandoned stream and collection, and rainwater utilization is scientific;
4, adopt double mouthful of design in the equipment chamber, nothing accumulates early-stage rainwater and retains, and non sludge impurity is retained, non-secondary pollution.
5, the equipment bottom is set up the seepage chamber separately, and pipeline is accumulated rain leakage to underground, replenishes underground water, the protection ecological homeostasis;
6, equipment abandoned stream, shunting energy dissipating, filtration, blowdown and eddy flow desanding integrated design, the many wells multipoint modes such as grid, catchpit, escape pit, flow abandoning apparatus, initial stage filtration and grit chamber that changed traditional rain water drainage treatment system are handled, it is more reasonable to make rainwater collect, take up an area of and lack, convenient management reduces construction volume and engineering drops into.
Fig. 1 is this bright surface structure schematic diagram;
Fig. 2 is side cross-sectional view of the present invention;
Fig. 3 is concrete Application Example schematic diagram of the present invention.
Among the figure: the 1-water inlet, the 2-sewage draining exit, 3-collects delivery port, 4-overfall, the electronic blowdown performance element of 5-, the electronic collection performance element of 6-, 7-water electric conductivity sensor, 8-outer chamber, the little sheath that oozes of 81-, the little interlayer chamber of oozing of 82-, 9-cyclone filter cavity, 91-screen pack, 92-taper eddy flow chamber, 10-reservoir, the 101-chute that looses, the 102-valve, the 11-clear water reserviors, 12-water storage self-cleaning device, 13-strainer, 14-coagulation dosing equipment, 15-booster pump, 16-blow-off line.
Below in conjunction with accompanying drawing the present invention further is described in detail;
Referring to accompanying drawing 1, rainwater is collected automatic distribution station, on the structure mainly by main body, blowdown performance element 5, sewage draining exit 2, collect electronic performance element 6, collect delivery port 3, water electric conductivity sensor 7, water inlet 1, rain sensor, the rainfall frequency memory, overfall 4, formations such as distribution control cabinet, be divided into cyclone filter cavity 9 and outer chamber 8 two parts in the main body, cyclone filter cavity 9 and outer chamber 8 are fastening in the top by flange and bolt, cyclone filter cavity 9 tops are divided into mechanical filter hole and screen pack 91, the bottom is divided into taper eddy flow chamber 92, water inlet 1, collection delivery port 3 was positioned at the both sides of main body, overfall 4 is positioned at main body one side, overfall 4 is higher than water inlet 1 and collects delivery port 3, water inlet 1 directly is communicated to taper eddy flow chamber 92 parts of cyclone filter cavity 9 bottoms downwards by the arc inclined tube, overfall 4 also is connected to cyclone filter cavity 9 inside, cyclone filter cavity 9 bottoms are connected to blowdown performance element 5 and straight-through sewage draining exit 2, water inlet 1,9 of overfall 4 and cyclone filter cavitys all adopt flange bolt to be fastenedly connected, rain sensor is contained in open-air rainwater receiving station, root a tree name application project scene arranges installation, and the rainfall frequency memory is arranged in the integrated control section of PLC.
Described outer chamber is provided with little permeable formation 81 and little interlayer chamber 82 of oozing in it, little oozing is filled with sand class filler in the interlayer chamber 82.
Preferably, when device bottom needs landfill when underground, rainwater is collected the diafiltration chamber that arranges automatic distribution station the bottom in, and can to accumulate rain leakage in the pipeline extremely underground.
Referring to accompanying drawing 3, rainwater is collected automatic distribution station and is applied to the interior early-stage rainwater stream abandoning of whole rainwater collecting and treating system, shunting and initial stage filtration treatment, whole system is mainly collected automatic distribution station by rainwater, rainwater is regulated and stored, advanced treating, water storage control and the integrated control section of PLC constitute, the collection delivery port 3 that rainwater is collected automatic distribution station is connected with reservoir 10 by pipe flange, rainwater looses through the chute 101 that looses and flows into reservoir 10, reservoir 10 is externally connected with booster pump 15, coagulation dosing equipment 14, strainer 13, booster pump 15, coagulation dosing equipment 14, strainer 13 orders are connected in series, strainer 13 is connected to clear water reserviors 11 by valve, clear water reserviors 11 are connected with water storage self-cleaning device 12, the sewage draining exit 2 that rainwater is collected in the automatic distribution station connects blow-off line 16, reservoir 10 is communicated with blow-off line 16 by sewage draining valve 102, can directly contamination rainwater in the reservoir be discharged, rainwater collect automatic distribution station can with reservoir, level sensor interlock in the clear water reserviors, and adopt the integrated control section of PLC that omnidistance equipment is unified control.
With reference to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, when the initial stage, relatively poor rainwater was from the water inlet access arrangement, flow into the taper eddy flow chamber, bottom 92 in the filter chamber, eddy flow is to the bottom, the solid matter that the rainwater that initial stage is relatively poor and quality are higher than water stays into the bottom and with sewage draining exit and drains, when the design blowdown flow rate reaches, signal is sent to the distribution control section by rain sensor, start electronic performance element and close sewage draining exit, open simultaneously and collect electronic performance element, open the collection delivery port, waterpower has been filter screen part through overflow behind the sediment by rotational flow, through filter bores, flow into outer chamber 8 after the net coarse filtration, outer chamber 8 links to each other with collection delivery port 3, water flows into collects reservoir, when setting flow mistake, and water turbidity, when suspension surpasses setting value, signal is sent to the distribution control cabinet by the water electric conductivity sensor, open blowoff valve, when the water yield was collected design load, actuator was closed the collection delivery port, opens sewage draining exit, when excessive or collecting amount is to design flow when the water yield, and collect delivery port 3 current when smooth, current flow out from the overfall 4 of cyclone filter cavity 9 inside, shunt and guarantee draining safety in real time, when rainfall frequency during at interval less than setting value, around here in sewage draining exit be in normally off; Rainwater is collected automatic distribution station initial Split-flow through rainwater, the desanding Separation of Solid and Liquid enters water storage box (pond) after filtering, and by the chute dispersion inflow of loosing, because the stream power of loosing is low and dispersion is the rain shape, can not evoke the bottom precipitation thing through after letting out power, water storage box arranges proof submersible sand discharging pump sewage draining exit and overfall in (pond), liquid level sensing device is set and collects delivery port, water storage box (pond) is done the diffusing gutter channel of ditch shape open-work along inwall, casing is collected delivery port and is linked to each other with external booster pump, booster pump connects coagulation dosing device and carbon granule strainer successively, rainwater is through sterilization, enter clear water reserviors after the filtration treatment, clear water reserviors are connected with the clear water self-cleaning device, leave interface on the clear water reserviors to be connected to view or other moisturizing body, store use through entering clear water reserviors behind coagulation dosing device and the strainer again after the supercharging of water process booster pump, clear water reserviors are established liquid level sensor, after clear water reserviors reach designated water level, liquid level sensor is sent to the distribution control cabinet with signal, control cabinet sends signal at stop booster pump and treatment facility, and filtered water tank is established evacuation port; When reservoir (case) water level arrived designated water level, liquid level sensor sent a signal to the distribution control cabinet and closes the collection outlet valve.
If close when collecting valve or equipment fault, water all can flow into city planting ductwork from the overfall that rainwater is collected in the automatic distribution station, can not cause the spilling water event, pours in down a chimney as water level takes place, and when water level arrived the early warning water level, equipment can be closed the collection outlet valve automatically.
The present invention has changed traditional rainwater collection and treatment technology, adopt rainwater to collect automatic distribution station, deft design, reasonable, whole rainwater collecting and treating system compactness is taken up an area of and is lacked, and pipeline is few with material, construction and installation are simple, the system integration and the integrated automatic operation of control are collected for the rainwater of small area, can install at self-contained integrated scene; Be used that rainfall, rain are remembered frequently and water quality is collected the water yield, but the ambient water current mass of root a tree name collecting zone and water supply volume real-time monitoring set and collect the water yield, close and can with landscape water, circulation moisturizing and other water body moisturizing interlock, reach the rainwater utilization maximization.

Claims (5)

1. a rainwater is collected automatic distribution station, it is characterized in that, structure is mainly by main body, the blowdown performance element, sewage draining exit, collect electronic performance element, collect delivery port, the water electric conductivity sensor, water inlet, rain sensor, the rainfall frequency memory, overfall, the distribution control cabinet constitutes, be divided into cyclone filter cavity and outer chamber two parts in the main body, cyclone filter cavity and outer chamber are fastening in top and bottom by flange and bolt, the outer chamber bottom is made of little permeable formation and little interlayer chamber of oozing, little oozing is filled with sand class filler in the interlayer chamber, cyclone filter cavity top is divided into mechanical filter hole and screen pack, the bottom is divided into taper eddy flow chamber, water inlet, the collection delivery port is positioned at the both sides of main body, overfall is positioned at main body one side, water inlet directly is communicated to the taper eddy flow cavity segment of cyclone filter cavity bottom downwards by the arc inclined tube, overfall also is connected to the filtration inside cavity, filter cavity bottom and be connected to blowdown performance element and straight-through sewage draining exit, water inlet, all adopt flange bolt to be fastenedly connected between overfall and cyclone filter cavity.
2. rainwater according to claim 1 is collected automatic distribution station, it is characterized in that, described overfall is higher than water inlet and collects delivery port.
3. the described rainwater of root a tree name claim 1 is collected automatic distribution station, it is characterized in that, described distribution control cabinet connects rain sensor, water electric conductivity sensor, blowdown performance element and collects electronic performance element.
4. the described rainwater of root a tree name claim 1 is collected automatic distribution station, it is characterized in that, the cyclone filter cavity is made of eddy flow part and filtration fraction.
5. the described rainwater of root a tree name claim 1 is collected automatic distribution station, it is characterized in that, sewage draining exit places bottom part body, and the highest point of the lowest part of overfall and collection delivery port is at sustained height, and the import at water inlet position is communicated to the taper eddy flow chamber of cyclone filter cavity by the arc inclined tube.
CN2009101957902A 2009-09-17 2009-09-17 Automatic rainwater collecting distribution station Expired - Fee Related CN102021930B (en)

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CN102021930B true CN102021930B (en) 2013-09-11

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CN103410194A (en) * 2013-09-08 2013-11-27 凉山华森林业科技有限公司 Free-irrigation water storage method in dry season in high mountains
CN105442690A (en) * 2015-12-18 2016-03-30 北京建筑大学 Pretreatment device and method for sinking road green belt
CN106338846B (en) * 2016-10-27 2020-01-03 武汉华星光电技术有限公司 Wet type equipment
CN106759772A (en) * 2017-01-09 2017-05-31 中国水利水电科学研究院 A kind of early-stage rainwater runoff pollution prevents and treats system and method
CN106939635B (en) * 2017-03-27 2019-07-19 上海应用技术大学 A kind of overpass rainwater primary filter and retention device
CN110068484B (en) * 2019-04-29 2024-02-20 中国矿业大学 Underground water sample collecting device and method
CN111115907B (en) * 2020-01-20 2022-03-11 广州市汇鹏建设有限公司 Sponge urban rainwater treatment method
CN112057920A (en) * 2020-08-17 2020-12-11 南京信息工程大学 Rainwater filter and filtering method thereof
CN117125810A (en) * 2023-08-29 2023-11-28 生态环境部土壤与农业农村生态环境监管技术中心 Courtyard type rural sewage treatment equipment and method suitable for scattered living

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CN1903445A (en) * 2005-07-27 2007-01-31 朴鲁燕 Vortex separator for separating floating and settling substances from centrally inflowing storm-water
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