CN105089141A - Sponge community rainwater comprehensive utilization system and utilization method - Google Patents
Sponge community rainwater comprehensive utilization system and utilization method Download PDFInfo
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- CN105089141A CN105089141A CN201510463890.4A CN201510463890A CN105089141A CN 105089141 A CN105089141 A CN 105089141A CN 201510463890 A CN201510463890 A CN 201510463890A CN 105089141 A CN105089141 A CN 105089141A
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Abstract
The invention discloses a sponge community rainwater comprehensive utilization system which comprises a hydrocone type roof rainwater collecting system, a main rainwater pipe network, an initial rainwater storage tank, a rainwater storage pool and a pumping water pump. The sponge community rainwater comprehensive utilization system is characterized in that the initial rainwater storage tank and an underground regulating pool are arranged over and under the ground respectively, and under the action that rainwater flows into a regulating mechanism, initial rainwater flowing through a water collecting pipe can flow into the initial rainwater storage tank, and later rainwater is drained into the rainwater storage pool through a water outlet pipe. A rainwater utilization method comprises the steps of collecting the initial rainwater on the roof, collecting the initial rainwater on the ground, distributing and purifying the initial rainwater, settling the initial rainwater, overflowing the rainwater, utilizing the initial rainwater, reusing the rainwater in the rainwater storage pool and collecting greenbelt seepage water. According to the rainwater comprehensive utilization system and method, when the initial rainwater storage tank is full of the water, the later rainwater directly flows into the underground rainwater storage pool, therefore, separating and distributing processing and utilizing of the initial rainwater and the later rainwater are achieved, the beneficial effect is significant, and application and popularization are convenient.
Description
Technical field
The present invention relates to a kind of sponge community rainwater comprehensive utilization system and Application way, in particular, particularly relate to and a kind ofly can separate to early-stage rainwater and later stage rainwater the sponge community rainwater comprehensive utilization system and Application way that process.
Background technology
Water is Source of life, pursue the ordering about of economic growth and easy life people under, tellurian water resource (especially freshwater resources) consumption increases severely day by day, freshwater resources are nonrenewable resources, save, rational utilization of water resources is not only closely connected with the sustainable economic development of country, social stability, and closely bound up with the daily life of each citizen.The Appropriate application of water resource and saving, not only rely on the macro policy policy that country formulates, realize rational deployment and the regulation and control of water resource, but also the details aspect of people's production, life must be conceived to, excavate, develop mode, the method for rational utilization of water resources, open up new water source, realize recycling of water resource.
Rainwater is as a kind of important supplement mode of continent surface water, and water quality is better, has significantly seasonal and discontinuity.Rainwater drops to farmland, pond, river, lake, can carry out nature moisturizing.And for the community that people live, because roof, ground all adopt concrete Huo Youbai road to harden, impermeability surface area increases, runoff coefficient increases, flood peak time generation time is short, a large amount of rainwater directly enters in sewer pipe network, so flow into surrounding body, thus in vain slatterned precious water resource.In order to fully utilize rainwater resource, realize recycling of rainwater, country proposes the concept in sponge city in the recent period, but also lacks corresponding technical support.Although there is now the device to roof rain water collecting, but all the rainwater at initial stage is not processed, the pollutant levels in early-stage rainwater and particle content high, close to sanitary sewage, can not directly as in Water Sproading, can not be directly used in flush the toilet, road surface watering.
Summary of the invention
The present invention, in order to overcome the shortcoming of above-mentioned technical problem, provides a kind of sponge community rainwater comprehensive utilization system and Application way.
Sponge community of the present invention rainwater comprehensive utilization system, comprise hydrocone type introduction of Roof Rainwater Harvesting System, main Storm Sewer Network, Chu Yuchi and the water pump that draws water, the rainwater flowed down for collecting building roof is provided with in hydrocone type introduction of Roof Rainwater Harvesting System, main Storm Sewer Network is for collecting the header of ground and parking lot shed rain water, Chu Yuchi is arranged at underground, for keeping in the rainwater after purification; The water pump that draws water is arranged among Chu Yuchi, for being extracted out by the rainwater in Chu Yuchi; Its special feature is: on described ground and under be respectively arranged with early-stage rainwater storage tank and underground regulating reservoir, early-stage rainwater storage tank is provided with the water inlet pipe be interconnected and outlet pipe, header is connected with water inlet pipe, and the outlet of outlet pipe communicates with Chu Yuchi; The haydite that rainwater flows to governor motion and purifies early-stage rainwater is provided with in early-stage rainwater storage tank, flow to the effect of governor motion at rainwater under, the early-stage rainwater flowed into by header can flow in early-stage rainwater storage tank, and later stage rainwater then enters in main Storm Sewer Network by outlet pipe; The first mozzle for being introduced into by the rainwater of inflow in the haydite of bottom is provided with in early-stage rainwater storage tank;
Underground regulating reservoir is disposed adjacent with Chu Yuchi, the top of underground regulating reservoir offers the overfall communicated with Chu Yuchi, bottom is provided with the haydite purified rainwater, main Storm Sewer Network is connected with underground regulating reservoir, and the rainwater be provided with in the regulating reservoir of underground for flowing in main Storm Sewer Network introduces the second mozzle in the haydite of bottom.
Sponge community of the present invention rainwater comprehensive utilization system, described rainwater flows to governor motion and is made up of the water inlet be all connected with water inlet pipe and outlet pipe and the seal cover matched with water inlet, seal cover is made up of sealing plate and plastic foam, plastic foam is arranged on the downside of sealing plate, and sealing plate is fixed on the outer wall of water inlet by axis of rotation; The lower end of water inlet is provided with annular protrusion, sealing plate offers the annular groove matched with annular protrusion; Plastic foam can make sealing plate press to water inlet under the buoyancy of rainwater, and makes the sealing that realizes in annular protrusion embedded rings connected in star water inlet.
Sponge community of the present invention rainwater comprehensive utilization system, the below of described early-stage rainwater storage tank is provided with gutter, gutter is provided with the valve that can control its on off operating mode; Rainwater after processing in early-stage rainwater storage tank is discharged by the extension tube that communicates with it or open channel by gutter, when adopting open channel, planting and being implanted with water plant in open channel.
Sponge community of the present invention rainwater comprehensive utilization system, the top in described Chu Yu pond is kind of the greenery patches being implanted with plant, and the below in greenery patches is permeable property ground, is evenly provided with some water distributors in the upper layer of soil in greenery patches; Be provided with irrigation pump in Chu Yuchi, the delivery port of irrigation pump is communicated with water distributor by irrigation pipe network.
Sponge community of the present invention rainwater comprehensive utilization system, described water distributor evenly offers some weep holes, the external surface of water distributor is enclosed with one deck and prevents earth from entering the geotextiles of water distributor internal cavities.
The rainwater utilization method of sponge community of the present invention rainwater comprehensive utilization system, its special feature is, being realized by following steps: a). roof early-stage rainwater is collected, hydrocone type introduction of Roof Rainwater Harvesting System realizes the Efficient Collection to rainwater, in the initial stage of precipitation, the rainwater collected by roof flows rapidly into in header through siphon principle, rainwater in header flows in early-stage rainwater storage tank through water inlet pipe, water inlet, and by the first mozzle by rainwater diversion in the haydite of bottom, realize the collection to early-stage rainwater; B). ground early-stage rainwater is collected, and the rainwater collected by ground and parking lot flows in main Storm Sewer Network, and flows in the regulating reservoir of underground by main Storm Sewer Network and the second mozzle; C). early-stage rainwater shunting purification, when in early-stage rainwater storage tank, the water level of rainwater reaches the top, rainwater flows to governor motion and is closed by water inlet, and the later stage rainwater in header flows in Chu Yuchi through water inlet pipe, outlet pipe successively; Early-stage rainwater in early-stage rainwater storage tank, in haydite anaerobe and aerobic microbiological acting in conjunction under, realize purification, the time that early-stage rainwater stops in rainwater storage tank is in the early stage 3-5 days; D). early-stage rainwater sedimentation, the early-stage rainwater that collects of ground and parking lot after main Storm Sewer Network and the second mozzle flow into underground regulating reservoir, the sedimentation under gravity of the earth in rainwater, solid impurity; Meanwhile, under the acting in conjunction of the rainwater in the regulating reservoir of underground anaerobe and aerobic microbiological in haydite, purified treatment is realized; E). the overflow of rainwater, after the rainwater water level in local lower regulating reservoir crosses overfall, automatically, slowly can be flowed in Chu Yu pond, be kept in by Chu Yu pond to rainwater; F). the utilization of early-stage rainwater, treat early-stage rainwater in the early stage in rainwater storage tank after purification, by valve, gutter is opened, make the rainwater in early-stage rainwater storage tank flow in greenery patches by open channel, realize the pouring to plant; G). the reuse of rainwater in Chu Yuchi, the rainwater part in Chu Yuchi is evacuated in middle grid through the water pump that draws water, can for flushing the toilet, road surface watering; When greenery patches arid, irrigation pump is utilized to be evacuated in water distributor by the rainwater in Chu Yuchi, to realize the irrigation to plants in green surface; H). greenery patches infiltration collection, entered to the moisture in greenery patches by open channel, water distributor or precipitation, below greenery patches ground infiltration, filter after, flow in Chu Yuchi, for recycling.
The invention has the beneficial effects as follows: sponge community rainwater comprehensive utilization system of the present invention and method, early-stage rainwater storage tank is provided with on ground, underground is provided with Chu Yuchi and underground regulating reservoir, the rainwater that roof collects is after hydrocone type introduction of Roof Rainwater Harvesting System enters early-stage rainwater storage tank, under the acting in conjunction of anaerobic and aerobic microorganism, realize purification, solve the problem that existing rain water collecting system can not purify early-stage rainwater.The rainwater of later stage relative clean then flows to the effect of governor motion at rainwater under, flow directly into Chu Yuchi and store, for follow-up use.The rainwater that ground is collected flows into underground regulating reservoir by main Storm Sewer Network, and realizes sedimentation and purification in the regulating reservoir of underground, achieves the collection to ground rainwater and purified treatment.Rainwater comprehensive utilization system of the present invention and method, solve and existingly can not process early-stage rainwater, purify, or the irrational drawback of purified treatment, achieve the comprehensive utilization of rainwater resource, saved limited freshwater resources, beneficial effect is remarkable, easy to utilize.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of sponge community of the present invention rainwater comprehensive utilization system;
Fig. 2 is the structural representation of early-stage rainwater storage tank in the present invention;
Fig. 3 is the partial enlarged drawing of a-quadrant in Fig. 2;
Fig. 4 is the structural representation of water inlet when sealing state in Fig. 3;
Fig. 5 is the structural representation that in the present invention, water distributor matches with irrigation pipe network.
In figure: 1 header, 2 early-stage rainwater storage tanks, 3 main Storm Sewer Network, 4 underground regulating reservoirs, 5 Chu Yu ponds, 6 irrigation pumps, 7 draw water water pump, 8 greenery patchess, 9 haydites, 10 water inlet pipes, 11 outlet pipes, 12 water inlets, 13 seal covers, 14 roofs, 15 mesh grilles, 16 gutters, 17 valves, 18 open channels, 19 water plants, 20 overfalls, 21 irrigation pipe networks, 22 draw water pipe network, 23 water distributors, 24 plants, grid in 25, 26 ground, 27 sealing plates, 28 plastic foams, 29 rotating shafts, 30 annular protrusions, 31 annular grooves, 32 weep holes, 33 geotextiles, 34 overfalls, 35 first mozzles, 36 second mozzles, 37 fixed mounts.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the invention will be further described.
As shown in Figure 1, give the schematic diagram of the sponge community rainwater comprehensive utilization system of invention, it comprises header 1, early-stage rainwater storage tank 2, main Storm Sewer Network 3, underground regulating reservoir 4, Chu Yu pond 5, irrigation pump 6, the water pump 7 that draws water, greenery patches 8, open channel 18; Described early-stage rainwater storage tank 2 is arranged on ground 26, and Chu Yu pond 5 and underground regulating reservoir 4 are all arranged under ground 26.The top of early-stage rainwater storage tank 2 is provided with water inlet pipe 10 and outlet pipe 11, and lower end is provided with gutter 16, and the bottom of internal cavities is placed with haydite 9, and water inlet pipe 10 communicates with outlet pipe 11.The rainwater that roof 14 collects enters in early-stage rainwater storage tank 2 after the collection of the header 1 in hydrocone type introduction of Roof Rainwater Harvesting System.The opening part that roof 14 flows into main Storm Sewer Network 3 is provided with mesh grille 15, to filter the foreign objects that roof 14 collects.
The pipeline being arranged in early-stage rainwater storage tank 2 is provided with water inlet 12 and seal cover 13, water inlet pipe 10 and outlet pipe 11 all communicate with water inlet 12, water inlet 12 and seal cover 13 just define rainwater and flow to governor motion, when early-stage rainwater storage tank 2 rainwater less than time, permission early-stage rainwater enters, when rainwater is expired, then do not flowed into by water inlet 12 at rainwater, but flowed in Chu Yu pond 5 by outlet pipe 11.The below of water inlet 12 is provided with the first mozzle 35, first mozzle 35 and is fixed in early-stage rainwater storage tank 2 by fixed mount 37, and the early-stage rainwater flowed down by water inlet 12 is guided in the haydite 9 of below through the first mozzle 35.In order to estimate the volume of early-stage rainwater storage tank 2 internal cavities, its volume should meet Q=, is wherein runoff coefficient, and q is the amount of precipitation in front 15-30min, and F is the catchment area on roof.
Particle in early-stage rainwater collected by roof 14, impurity content are the highest, can not directly utilize under normal circumstances, under entering the acting in conjunction of early-stage rainwater anaerobe and the aerobic microbiological in haydite 9 in early-stage rainwater storage tank 2, realize purification.The time of staying of early-stage rainwater in the early stage in rainwater storage tank 2 was advisable with 3-5 days, to realize the thorough purification to early-stage rainwater.After purification, by opening the valve 17 of bottom, the rainwater after purifying is allowed to discharge from gutter 16.Rainwater after the purification of being discharged by gutter 16, flows in greenery patches 8 through extension tube or open channel 18, to realize the irrigation to plants in green surface 24.When adopt open channel 18, can in open channel 18 planting aquatic plants 19.
Shown main Storm Sewer Network 3 is for collecting the rainwater on ground or parking lot, main Storm Sewer Network 3 communicates with underground regulating reservoir 4, the rainwater collected by main Storm Sewer Network 3 enters in the second mozzle 36, is caused in the haydite 9 of bottom by rainwater by the second mozzle 36.The top of underground regulating reservoir 4 is provided with the overfall 20 communicated with Chu Yu pond 5, and bottom is provided with haydite 9.After rainwater flows in underground regulating reservoir 4 by main Storm Sewer Network 3, solid matter in rainwater starts sedimentation under the Action of Gravity Field of self, under acting in conjunction by anaerobe and aerobic microbiological in bottom haydite 9, organic matter in rainwater and nitrogen, P elements are consumed, realizes rain water purification and comprehensive utilization.
When local lower regulating reservoir 4 middle water level is too high, moisture can flow in Chu Yu pond 5 through overfall 20, and be provided with irrigation pump 6 and the water pump 7 that draws water in Chu Yu pond 5, greenery patches 8 is positioned at the top in Chu Yu pond 5, and the ground below greenery patches 8 is permeable property ground.The early-stage rainwater collected due to roof 14 has carried out purified treatment in rainwater storage tank 2 in the early stage, the rainwater that ground is collected has carried out purified treatment in underground regulating reservoir 4, make to flow into Rainwater Quality in Chu Yu pond 5 better, by drawing water, water pump 7 is evacuated in middle grid 25 with the pipe network 22 that draws water, re-using, flushing the toilet as carried out, the use of watering etc.But when the plant 24 in greenery patches 8 is arid, by irrigation pump 6 and irrigation pipe network 21, rainwater is evacuated in greenery patches, the plant in greenery patches is irrigated.When designing Chu Yu pond 5, in order to ensure that its volume is enough large, can be designed to store the storm rainfall of meeting for 50 or 100 years.
As shown in Figure 2, give the structural representation of early-stage rainwater storage tank in the present invention, the popular adjustment structure of shown rainwater is made up of water inlet 12 and seal cover 13, and shown water inlet pipe 10 and outlet pipe 11 all communicate with water inlet 12.As Fig. 3 gives the enlarged drawing of a-quadrant in Fig. 2, shown seal cover 13 is made up of sealing plate 27 and the plastic foam 28 be fixed on below sealing plate 27, and sealing plate 2 is rotated by rotating shaft 29 and is fixed on the outer wall of water inlet 12.The lower end of shown water inlet 12 is provided with annular protrusion 30, sealing plate 27 is provided with the annular groove 31 matched with annular protrusion 30.
When the rainwater in early-stage rainwater storage tank 2 does not reach the contact position with plastic foam 28, under the acting in conjunction of sealing plate 27 and plastic foam 28, water inlet 12 is in open mode, and the rainwater now flowed into by water inlet pipe 10 can enter in early-stage rainwater storage tank 2.Along with the rising of water level, as shown in Figure 4, plastic foam 28 and sealing plate 27 are under the effect of water surface buoyancy, move constantly, until together with the annular groove 31 on sealing plate 27 closely cooperates with annular protrusion 30, realize the sealing to water inlet 12, the rainwater that now roof 14 collects can be flowed in main Storm Sewer Network 3 by outlet pipe 11.
As shown in Figure 5, give the structural representation that in the present invention, water distributor matches with irrigation pipe network, shown water distributor 23 is evenly arranged in the upper layer of soil in greenery patches 8, irrigation pipe network 21 communicates with water distributor 23, water distributor 23 evenly offers weep hole 32, the external surface of water distributor 23 is also enclosed with one deck geotextiles 33, is entered in water distributor 23 by weep hole 32 to prevent earth.During use, the rainwater in Chu Yu pond 5 is evacuated in water distributor 23 by irrigation pump 6, and the weep hole 32 of moisture on water distributor 23 flows out, and realizes the irrigation to plants in green surface 24.
The rainwater utilization method of sponge community of the present invention rainwater comprehensive utilization system, is realized by following steps:
A). roof early-stage rainwater is collected, hydrocone type introduction of Roof Rainwater Harvesting System realizes the Efficient Collection to rainwater, in the initial stage of precipitation, the rainwater collected by roof flows rapidly into in header through siphon principle, rainwater in header flows in early-stage rainwater storage tank through water inlet pipe, water inlet, and by the first mozzle by rainwater diversion in the haydite of bottom, realize the collection to early-stage rainwater;
B). ground early-stage rainwater is collected, and the rainwater collected by ground and parking lot flows in main Storm Sewer Network, and flows in the regulating reservoir of underground by main Storm Sewer Network and the second mozzle;
C). early-stage rainwater shunting purification, when in early-stage rainwater storage tank, the water level of rainwater reaches the top, rainwater flows to governor motion and is closed by water inlet, and the later stage rainwater in header flows in Chu Yuchi through water inlet pipe, outlet pipe successively, then flows in the regulating reservoir of underground by main Storm Sewer Network; Early-stage rainwater in early-stage rainwater storage tank, in haydite anaerobe and aerobic microbiological acting in conjunction under, realize purification, the time that early-stage rainwater stops in rainwater storage tank is in the early stage 3-5 days;
D). early-stage rainwater sedimentation, the early-stage rainwater that collects of ground and parking lot after main Storm Sewer Network and the second mozzle flow into underground regulating reservoir, the sedimentation under gravity of the earth in rainwater, solid impurity; Meanwhile, under the acting in conjunction of the rainwater in the regulating reservoir of underground anaerobe and aerobic microbiological in haydite, purified treatment is realized;
E). the overflow of rainwater, after the rainwater water level in local lower regulating reservoir crosses overfall, automatically, slowly can be flowed in Chu Yu pond, be kept in by Chu Yu pond to rainwater;
F). the utilization of early-stage rainwater, treat early-stage rainwater in the early stage in rainwater storage tank after purification, by valve, gutter is opened, make the rainwater in early-stage rainwater storage tank flow in greenery patches by open channel, realize the pouring to plant;
G). the reuse of rainwater in Chu Yuchi, the rainwater part in Chu Yuchi is evacuated in middle grid through the water pump that draws water, can for flushing the toilet, road surface watering; When greenery patches arid, irrigation pump is utilized to be evacuated in water distributor by the rainwater in Chu Yuchi, to realize the irrigation to plants in green surface;
H). greenery patches infiltration collection, entered to the moisture in greenery patches by open channel, water distributor or precipitation, below greenery patches ground infiltration, filter after, flow in Chu Yuchi, for recycling.
Claims (6)
1. a sponge community rainwater comprehensive utilization system, comprise hydrocone type introduction of Roof Rainwater Harvesting System, main Storm Sewer Network (3), Chu Yuchi (5) and the water pump that draws water (7), the header (1) for collecting building roof (14) shed rain water is provided with in hydrocone type introduction of Roof Rainwater Harvesting System, the rainwater that main Storm Sewer Network flows down for collecting ground and parking lot, Chu Yuchi is arranged under ground (26), for keeping in the rainwater after purification; The water pump that draws water is arranged among Chu Yuchi, for being extracted out by the rainwater in Chu Yuchi; It is characterized in that: on described ground (26) and under be respectively arranged with early-stage rainwater storage tank (2) and underground regulating reservoir (4), early-stage rainwater storage tank is provided with the water inlet pipe (10) and outlet pipe (11) that are interconnected, header is connected with water inlet pipe, and the outlet of outlet pipe communicates with Chu Yuchi; The haydite (9) that rainwater flows to governor motion and purifies early-stage rainwater is provided with in early-stage rainwater storage tank, flow to the effect of governor motion at rainwater under, the early-stage rainwater flowed into by header can flow in early-stage rainwater storage tank, and later stage rainwater then enters in main Storm Sewer Network (3) by outlet pipe (11); The first mozzle (35) for being introduced into by the rainwater of inflow in bottom haydite (9) is provided with in early-stage rainwater storage tank;
Underground regulating reservoir (4) is disposed adjacent with Chu Yuchi (5), the top of underground regulating reservoir offers the overfall (20) communicated with Chu Yuchi, bottom is provided with the haydite purified rainwater, main Storm Sewer Network communicates with underground regulating reservoir, and the rainwater be provided with in the regulating reservoir of underground for flowing in main Storm Sewer Network introduces the second mozzle (36) in the haydite of bottom.
2. sponge community according to claim 1 rainwater comprehensive utilization system, it is characterized in that: described rainwater flows to governor motion and is made up of the water inlet (12) be all connected with water inlet pipe (10) and outlet pipe (11) and the seal cover (13) matched with water inlet (12), seal cover is made up of sealing plate (27) and plastic foam (28), plastic foam is arranged on the downside of sealing plate, and sealing plate is rotated by rotating shaft (29) and is fixed on the outer wall of water inlet; The lower end of water inlet is provided with annular protrusion (30), sealing plate (27) offers the annular groove (31) matched with annular protrusion; Plastic foam can make sealing plate (27) press to water inlet (12) under the buoyancy of rainwater, and realizes the sealing to water inlet (12) in making annular protrusion (30) embedded rings connected in star (31).
3. sponge community according to claim 1 and 2 rainwater comprehensive utilization system, is characterized in that: the below of described early-stage rainwater storage tank (2) is provided with gutter (16), gutter is provided with the valve (17) that can control its on off operating mode; Rainwater after processing in early-stage rainwater storage tank is discharged by the extension tube that communicates with it or open channel (18) by gutter (17), when adopting open channel (18), planting and being implanted with water plant (19) in open channel.
4. sponge community according to claim 1 and 2 rainwater comprehensive utilization system, it is characterized in that: the top of described Chu Yu pond (5) is kind of the greenery patches (8) being implanted with plant (24), the below in greenery patches is permeable property ground, is evenly provided with some water distributors (23) in the upper layer of soil in greenery patches; Be provided with irrigation pump (6) in Chu Yuchi (5), the delivery port of irrigation pump is communicated with water distributor (23) by (21) irrigation pipe network (21).
5. sponge community according to claim 4 rainwater comprehensive utilization system, it is characterized in that: described water distributor (23) evenly offers some weep holes (32), the external surface of water distributor is enclosed with one deck and prevents earth from entering the geotextiles (33) of water distributor internal cavities.
6. based on a rainwater utilization method for sponge community according to claim 1 rainwater comprehensive utilization system, it is characterized in that, realized by following steps:
A). roof early-stage rainwater is collected, hydrocone type introduction of Roof Rainwater Harvesting System realizes the Efficient Collection to rainwater, in the initial stage of precipitation, the rainwater collected by roof (14) flows rapidly into in header (1) through siphon principle, rainwater in header flows in early-stage rainwater storage tank (2) through water inlet pipe (10), water inlet (12), and by the first mozzle (35) by rainwater diversion in the haydite (9) of bottom, realize the collection to early-stage rainwater;
B). ground early-stage rainwater is collected, and the rainwater collected by ground (26) and parking lot flows in main Storm Sewer Network (3), and flows in underground regulating reservoir (4) by main Storm Sewer Network and the second mozzle (36);
C). early-stage rainwater shunting purification, when in early-stage rainwater storage tank, the water level of rainwater reaches the top, rainwater flows to governor motion and is closed by water inlet (12), and the later stage rainwater in header flows in Chu Yuchi (5) through water inlet pipe (10), outlet pipe (11) successively; Early-stage rainwater in early-stage rainwater storage tank, in the haydite (9) (9) of anaerobe and aerobic microbiological acting in conjunction under, realize purification, the time that early-stage rainwater stops in rainwater storage tank is in the early stage 3-5 days;
D). early-stage rainwater sedimentation, the early-stage rainwater that collects of ground and parking lot after main Storm Sewer Network (3) and the second mozzle (36) flow into underground regulating reservoir (4), the sedimentation under gravity of the earth in rainwater, solid impurity; Meanwhile, under the acting in conjunction of the rainwater in the regulating reservoir of underground anaerobe and aerobic microbiological in haydite, purified treatment is realized;
E). the overflow of rainwater, after the rainwater water level in local lower regulating reservoir (4) crosses overfall (20), automatically, slowly can be flowed in Chu Yuchi (5), be kept in by Chu Yu pond to rainwater;
F). the utilization of early-stage rainwater, treat early-stage rainwater in the early stage in rainwater storage tank after purification, by valve (17), gutter (16) is opened, the rainwater in early-stage rainwater storage tank is flowed in greenery patches (8) by open channel (18), realizes the pouring to plant (24);
G). the reuse of rainwater in Chu Yuchi, the rainwater part in Chu Yuchi (5) is evacuated in middle grid (25) through the water pump that draws water (7), can for flushing the toilet, road surface watering; When greenery patches (8) arid, irrigation pump (6) is utilized to be evacuated to by the rainwater in Chu Yuchi in water distributor (23), to realize the irrigation to plants in green surface;
H). greenery patches infiltration collection, entered to the moisture in greenery patches by open channel (18), water distributor (23) or precipitation, below greenery patches ground infiltration, filter after, flow in Chu Yuchi (5), for recycling.
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| CN106958287A (en) * | 2017-03-07 | 2017-07-18 | 河海大学 | A kind of the biological of early-stage rainwater that handle is detained cell system |
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| CN108442502A (en) * | 2018-03-29 | 2018-08-24 | 范科晨 | A kind of afforestation water-storing device |
| CN108915164A (en) * | 2018-06-26 | 2018-11-30 | 朱亚南 | A kind of multifunction energy-saving roof structure |
| CN109169183A (en) * | 2018-08-10 | 2019-01-11 | 四川创未网络科技有限公司 | A kind of irrigation system of flood fighting water storage |
| CN109518787A (en) * | 2018-11-23 | 2019-03-26 | 中铁四川生态城投资有限公司 | A kind of first rain control structure of rainwash |
| CN109518787B (en) * | 2018-11-23 | 2023-12-08 | 中铁四川生态城投资有限公司 | Surface runoff initial rain control structure |
| CN109680757A (en) * | 2019-01-31 | 2019-04-26 | 星景生态环保科技（苏州）有限公司 | A kind of metope rainwater collection utilization unit |
| CN110607835A (en) * | 2019-09-03 | 2019-12-24 | 六安新兴塑管有限公司 | PE pipe rainwater recovery pipeline system |
| CN111456342A (en) * | 2020-04-16 | 2020-07-28 | 中建四局第一建筑工程有限公司 | Oversized roof drainage construction system |
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