CN112695586A - Sponge city water circulating system - Google Patents
Sponge city water circulating system Download PDFInfo
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- CN112695586A CN112695586A CN202011551423.4A CN202011551423A CN112695586A CN 112695586 A CN112695586 A CN 112695586A CN 202011551423 A CN202011551423 A CN 202011551423A CN 112695586 A CN112695586 A CN 112695586A
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- water
- rainwater
- sponge city
- permeable pavement
- drainage
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C11/00—Details of pavings
- E01C11/22—Gutters; Kerbs ; Surface drainage of streets, roads or like traffic areas
- E01C11/224—Surface drainage of streets
- E01C11/225—Paving specially adapted for through-the-surfacing drainage, e.g. perforated, porous; Preformed paving elements comprising, or adapted to form, passageways for carrying off drainage
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Abstract
The utility model relates to the technical field of sponge city construction, in particular to a sponge city water circulation system, which aims to solve the defect that the drainage system is difficult to normally drain water and is easy to cause urban waterlogging when the rainfall is large in the process of collecting and recycling the urban rainfall in the prior art, and the technical proposal is that the sponge city water circulation system comprises a road surface layer arranged on the road of the urban surface, a water permeable pipeline for collecting the rainwater permeating the road surface layer, a rainwater overflow well for slowing down the rainwater discharge rate and a drainage pipeline for collecting the rainwater and conveying and discharging the rainwater, wherein the inner side wall of the rainwater overflow well is provided with two water through holes which are symmetrically arranged, the outer sides of the two water through holes are communicated with the drainage pipeline, the water outlet end of the drainage pipeline is also connected with a water storage system for storing the rainwater, and the sponge city water circulation system has the function of, the urban waterlogging is reduced, and the stability of the sponge city is improved.
Description
Technical Field
The application relates to the technical field of sponge city construction, in particular to a sponge city water circulation system.
Background
With the continuous promotion of urbanization construction, the city natural ecology is also severely unbalanced. The urban road surface is hardened, and the road surface or the building paved with the waterproof material is everywhere, so that the original natural ecological background and hydrological characteristics are changed, therefore, the limited rainwater is retained, and the sponge city which utilizes natural force to drain water, naturally store, naturally permeate and naturally purify is built.
The sponge city is a new generation of urban rainfall flood management concept, means that the city has good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like, can be called as a water elasticity city, is constructed by an international term of 'low-influence rainwater system', absorbs water, stores water, seeps water and purifies water when raining, releases and utilizes the stored water when needed, and realizes the free migration of rainwater in the city. Under the new situation, the sponge city promotes the green building construction, the development of low-carbon cities and the innovation of the formation of smart cities, and is the organic combination of modern green new technology and a plurality of factors such as society, environment, humanity and the like under the characteristic background of a new era.
The current common sponge cities comprise water systems such as rivers, lakes, ponds and the like, and city supporting facilities such as greenbelts, gardens and permeable pavements. Rainwater is infiltrated and stored through the facilities or the water system, and the like, so that a good hydrologic cycle is achieved.
In view of the above-mentioned related technologies, the inventor thinks that there is a defect that in the process of collecting and recycling urban rainfall, when the rainfall is large, the drainage system is difficult to normally drain, which easily causes urban inland inundation.
Disclosure of Invention
In order to strengthen the drainage ability in sponge city, reduce the possibility that urban waterlogging takes place, and then improve the stability in sponge city, this application provides a sponge city water circulating system.
The application provides a pair of sponge city water circulating system adopts following technical scheme:
the utility model provides a sponge urban water circulation system, is including locating the road surface layer on the urban surface road, be used for collecting the pipeline that permeates the rainwater of road surface layer, be used for slowing down rainwater discharge rate's rainwater overflow well and be used for compiling the rainwater and carry the drainage pipe of discharging, set up the water hole of crossing that two symmetries set up on the inside wall of rainwater overflow well, two cross the water hole outside and all communicate with drainage pipe, drainage pipe's play water end still is connected with the water storage system who is used for holding the rainwater.
By adopting the technical scheme, when a large amount of rainfall occurs in a city, rainwater falls on the road surface layer to be primarily guided and absorbed by the road surface layer, and simultaneously the rainwater on the road surface layer begins to leak towards the ground, so that a rainwater discharging effect is achieved, the rainwater leaking to the ground is collected through the water permeable pipeline and is conveyed to the drainage pipeline, the drainage pipeline uniformly conveys and discharges the rainwater, the plurality of rainwater overflow wells arranged in the drainage pipeline play a temporary storage buffering effect on the rainwater, so that the discharge pressure of the drainage pipeline is relieved, the drainage capacity of the drainage pipeline is further enhanced, the possibility of waterlogging occurring in the city is reduced, and the stability of a sponge city water circulation system is improved; the rainwater finally flows into the water storage system to be stored, so that the rainwater is convenient to treat, the possibility that the rainwater is retained in the drainage pipeline is reduced, the circulation of the drainage pipeline is improved, and the drainage capacity of the drainage pipeline is guaranteed.
Optionally, the road surface course includes the permeable pavement who is laid by permeable pavement material and forms and is located the permeable pavement both sides, the permeable pavement is laid by the brick combination of permeating water and is formed, permeable pavement and permeable pavement below have been laid and are used for supporting the road basic unit on permeable pavement, be equipped with the guiding gutter that is used for discharging the rainwater in the road basic unit, be connected with a plurality of permeable pipeline on the guiding gutter.
By adopting the technical scheme, the permeable pavement is paved by permeable paving materials, the permeable sidewalk is paved by combining permeable bricks, the rainwater absorption and leakage rate of the road surface layer is improved, the drainage performance of the road surface layer is improved, the possibility of forming runoff on the road surface layer is reduced, the drainage performance of a water circulation system of a sponge city is further ensured, the road base layer is paved below the permeable pavement and the permeable sidewalk, the stability of the permeable pavement and the permeable sidewalk is improved, and the drainage stability of the permeable pavement and the permeable sidewalk is ensured; set up the guiding gutter in road basic unit, be convenient for collect the rainwater of seepage, improved the drainage efficiency of rainwater, reduced the rainwater and overflowed, anti-ooze subaerial possibility.
Optionally, the road surface layer still includes the grass planting ditch of locating water-permeable pavement one side, the middle part undercut in grass planting ditch, the grass planting ditch is less than water-permeable pavement, plant the good vegetation of multiple water retentivity in the grass planting ditch.
Through adopting above-mentioned technical scheme, the grass planting ditch that sets up on one side of the road absorbs the buffering to the rainwater on the road, the possibility that forms the runoff on road surface has been reduced, the drainage performance in sponge city has been improved, the middle part undercut of grass planting ditch forms the retaining formation that the cell type structure has improved the grass planting ditch, the surface of grass planting ditch is less than the pavement that permeates water, the grass planting ditch of being convenient for collects the buffering to the water on the pavement that permeates water, in addition, the good plant of water retentivity of planting in the grass planting ditch, be convenient for absorb and cushion the rainwater in the grass planting ditch, the circulation speed of rainwater among the sponge city water circulation system has been reduced, the drainage pressure of drainage pipe has been reduced.
Optionally, a plurality of evenly distributed's infiltration hole has been seted up on the grass planting ditch, the below in infiltration hole is equipped with the infiltration pipe that is used for collecting the seepage rainwater, the one end that the infiltration pipe was kept away from the infiltration hole is connected on drainage pipe, the infiltration pipe is equipped with the first filter screen that is used for filtering silt near the one end port in infiltration hole, the cobble layer has been laid in the infiltration hole.
By adopting the technical scheme, the infiltration pit arranged in the grass planting ditch is convenient for rainwater in the grass planting ditch to infiltrate, the drainage speed is improved, the possibility of overflow of rainwater in the grass planting ditch is reduced, meanwhile, the greening caused by excessive water absorption of plants is prevented from being damaged, the infiltration pipe is arranged below the infiltration pit, the rainwater infiltrated in the infiltration pit is conveniently and uniformly collected and treated, the recycling rate of the rainwater is improved, and the environmental protection performance of a water circulation system of a sponge city is further improved; the first filter screen that sets up in the infiltration pipe mouth is convenient for filter in the rainwater of infiltration in the pit, mixed silt or debris of filtering rainwater, the soil loss degree in the grass planting ditch has been reduced, and then the stability of grass planting ditch afforestation has been improved, lay the cobble layer in the infiltration pit, when providing the water permeability, the pleasing to the eye degree in infiltration pit has been improved, and stability, the possibility that the infiltration pit blockked up has still been reduced when having reduced the possibility that the infiltration pit receives the destruction.
Optionally, still be equipped with the afforestation tree pond between permeable pavement and the permeable pavement, the afforestation tree pond includes the cell body of formula of sinking and is located the cell body both sides and connects in permeable pavement and permeable pavement's a tooth, the last outlet that is used for discharging sewage of offering along its length direction uniformly of a tooth, it has multiple vegetation that the water retention nature is good to plant in the cell body, rainwater overflow well evenly sets up with certain interval in the cell body, rainwater overflow well's top is equipped with the second filter screen that is used for filtering debris.
Through adopting above-mentioned technical scheme, the vegetation of planting in the greening tree pond of setting between permeable pavement and permeable pavement absorbs the buffering to the rainwater, the discharge rate of rainwater has been slowed down, drainage pipe's discharge pressure has been alleviated, locate the curb at cell body edge, the effect of protection has been played to the cell body, the impaired possibility of cell body has been reduced, the outlet that sets up on the curb is convenient for discharge the rainwater on road surface, the possibility of ponding on the road has been reduced, the sponge city is to the absorption performance of rainwater has been improved, the debris in the rainwater overflow well are filtered to the second filter screen, the possibility that debris got into the rainwater overflow well has been reduced, the security of rainwater overflow well has been improved.
Optionally, a drainage adjusting device is further arranged between the drainage pipeline and the water storage system, the drainage adjusting device comprises a water collecting well for caching rainwater, the outer wall of one side of the water collecting well is communicated with the drainage pipeline, the outer wall of the other side of the water collecting well is communicated with two water outlet pipelines, and the two water outlet pipelines are distributed in a vertical direction.
Through adopting above-mentioned technical scheme, the well that catchments cushions and discharges the water in the drainage pipe, rises when the water level, and two outlet conduit discharge the rainwater simultaneously, has improved the drainage efficiency of rainwater, has accomplished the water yield and has normally discharged often, and the effect of excessive discharge when the water yield is excessive has strengthened sponge city water circulation system's flexibility.
Optionally, the water storage system comprises a water distribution channel for distributing rainwater in the drainage pipeline, and an ascending pump for conveying rainwater in the water distribution channel is arranged in the water distribution channel.
Through adopting above-mentioned technical scheme, the rainwater that the water distribution channel discharged among to drainage pipe distributes and has improved the flexibility that the rainwater used, has strengthened the rate of use of rainwater, has alleviated the pressure that retaining system impoundment and drainage pipe drainage have improved sponge city water circulating system's stability.
Optionally, the water storage system further comprises water systems such as rivers, lakes and ponds, and various vegetation with biological purification functions are planted in the water systems such as the rivers, the lakes and the ponds contained in the water storage system.
By adopting the technical scheme, water systems such as rivers, lakes, ponds and the like are adopted for water storage, so that the drainage mode of rainwater is enlarged, the drainage and use efficiency of the rainwater is further enhanced, and the rainwater use efficiency of the sponge urban water circulation system is improved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when a large amount of rainfall occurs in a city, rainwater falls on a road surface layer to be primarily guided and absorbed by the road surface layer, and meanwhile rainwater on the road surface layer begins to leak to the underground, so that a rainwater discharging effect is achieved, rainwater leaking to the ground is collected through a water-permeable pipeline and is conveyed to a drainage pipeline, the drainage pipeline carries out uniform conveying and discharging on the rainwater, a plurality of rainwater overflow wells arranged in the drainage pipeline play a temporary storage buffering effect on the rainwater, the discharging pressure of the drainage pipeline is relieved, the drainage capacity of the drainage pipeline is further enhanced, the possibility of waterlogging occurring in the city is reduced, and the stability of a sponge city water circulation system is improved; rainwater finally flows into the water storage system to be stored, so that the rainwater is convenient to treat, the possibility of rainwater staying in the drainage pipeline is reduced, the circulation of the drainage pipeline is improved, and the drainage capacity of the drainage pipeline is further ensured;
2. the permeable pavement is paved by permeable paving materials, the permeable sidewalk is paved by combining permeable bricks, so that the rainwater absorption and seepage rate of the road surface layer is improved, the drainage performance of the road surface layer is improved, the possibility of runoff formation of the road surface layer is reduced, the drainage performance of a water circulation system of a sponge city is further ensured, and the road base layer is paved below the permeable pavement and the permeable sidewalk, so that the stability of the permeable pavement and the permeable sidewalk is improved, and the drainage stability of the permeable pavement and the permeable sidewalk is ensured; the diversion trench is arranged in the road base layer, so that leaked rainwater can be conveniently collected, the rainwater drainage efficiency is improved, and the possibility that the rainwater overflows and reversely seeps to the ground is reduced;
3. the vegetation of planting in the afforestation tree pool of setting between permeable pavement and permeable pavement absorbs the buffering to the rainwater, the discharge rate of rainwater has been slowed down, drainage pipe's discharge pressure has been alleviated, locate the way tooth at cell body edge, the effect of protection has been played to the cell body, the impaired possibility of cell body has been reduced, the outlet that sets up on the way tooth is convenient for discharge the rainwater on road surface, the possibility of ponding on the road has been reduced, the sponge city has been improved and has been received the performance to the rainwater, the debris in the second filter screen is to the rainwater overflow well is filtered, the possibility that debris got into the rainwater overflow well has been reduced, the security of rainwater overflow well has been improved.
Drawings
Fig. 1 is a schematic diagram illustrating an overall structure of a water circulation system in a sponge city according to an embodiment of the present application;
FIG. 2 is a partial cross-sectional view of a sponge municipal water circulation system shown in an embodiment of the present application;
FIG. 3 is a cross-sectional view of a water discharge pipeline of a sponge municipal water circulation system shown in an embodiment of the present application;
fig. 4 is an enlarged view at a in fig. 3.
Description of reference numerals: 1. a road surface layer; 101. a permeable pavement; 102. a water-permeable sidewalk; 103. a road base layer; 104. a diversion trench; 105. planting grass furrows; 2. a water permeable pipe; 3. a rainwater overflow well; 4. a water discharge pipeline; 5. water passing holes; 6. a water storage system; 61. a water distribution channel; 62. an ascending pump; 7. a water seepage pit; 8. a water seepage pipe; 9. a first filter screen; 10. a pebble layer; 11. greening the tree pool; 111. a tank body; 112. a road tooth; 113. a water outlet; 114. a second filter screen; 12. a drainage regulating device; 121. a water collecting well; 122. a water outlet pipeline.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Example (b):
the embodiment of the application discloses sponge city water circulating system.
Referring to fig. 1 and 2, a sponge city water circulation system, including the road surface course 1 that is located the urban surface, road surface course 1 below is equipped with the pipeline 2 and the infiltration pipe 8 of permeating water that are used for collecting the rainwater that permeates down on the road surface course 1, and the pipeline 2 and the infiltration pipe 8 of permeating water all are connected with the drainage pipe 4 that is used for gathering the rainwater and carries the emission, and drainage pipe 4's play water end is connected with the water storage system 6 that is used for holding and handling the rainwater. The road surface layer 1 comprises a permeable pavement 101, greening tree pools 11 are arranged on two sides of the permeable pavement 101, a permeable sidewalk 102 is arranged on one side, away from the permeable pavement 101, of the greening tree pool 11, and a grass planting ditch 105 is arranged on one side, away from the greening tree pool 11, of the permeable sidewalk 102. The permeable pavement 101 is paved by permeable paving materials, the permeable sidewalk 102 is formed by splicing permeable bricks, and vegetable layers with good water retention are planted in the greening tree pool 11 and the grass planting ditch 105.
Referring to fig. 1 and 2, a road base layer 103 is arranged below the water permeable sidewalk 102, the water permeable sidewalk 102 is laid on the ground through the road base layer 103, a diversion trench 104 is arranged in the road base layer 103 along the length direction of the water permeable sidewalk 102, the water permeable pipelines 2 are all connected with the diversion trench 104, the water permeable pipelines 2 are inclined downwards along the direction close to the water permeable sidewalk 102 to the direction far away from the water permeable sidewalk 102, and rainwater can be conveniently drained under the action of gravity. Plant the middle part undercut of grass ditch 105 and plant the holistic cross-section of grass ditch 105 and be down trapezoidal, every 100 meters of interval of the bottom of grass ditch 105 offer the infiltration hole 7 that is used for discharging the rainwater, the degree of depth of infiltration hole 7 is 15 centimetres, be convenient for make the rainwater discharge, the below intercommunication of infiltration hole 7 has infiltration pipe 8, infiltration pipe 8 is close to and is equipped with the first filter screen 9 that is used for filtering the rainwater on the one end inner wall of infiltration hole 7, the filter screen has blockked in debris entering infiltration pipe 8, the security of infiltration pipe 8 has been improved. A pebble layer 10 is laid in the water seepage pit 7, and the pebble layer 10 enhances the surface structure of the water seepage pit 7, ensures the water permeability of the water seepage pit 7 and reduces the possibility of blockage of the water seepage pit 7.
Referring to fig. 1 and 3, the greening tree pool 11 includes a pool body 111 with a U-shaped cross section, two ends of the pool body 111 are provided with a road tooth 112 for separating the permeable pavement 101 and the permeable sidewalk 102, each three meters of the road tooth 112 is provided with a water outlet 113, the water outlets 113 are used for discharging water on the permeable pavement 101 and the permeable sidewalk 102 into the pool body 111, so that the drainage of rainwater on the ground is facilitated, the possibility of runoff forming on the ground surface is reduced, and the drainage pressure of the drainage pipeline 4 in the sponge city is relieved. A rainwater overflow well 3 is arranged in the tree pool every 100 meters, the surface of the rainwater overflow well 3 is flush with the water outlet 113, so that when the rainwater in the pool body 111 is excessive, the excessive rainwater is discharged into the rainwater overflow well 3, and the possibility that the rainwater overflows back to the road surface is reduced. The top of rainwater overflow well 3 is equipped with second filter screen 114 that is used for filtering debris, has reduced the possibility that debris blockked up rainwater overflow well 3, has improved sponge city water circulating system's stability.
Referring to fig. 1 and 4, two water holes 5 are symmetrically formed in the side wall of the rainwater overflow well 3, and the two water holes 5 are connected to the drainage pipeline 4, so that the drainage pressure in the drainage pipeline 4 is conveniently relieved, rainwater overflowing into the rainwater overflow well 3 is conveniently and timely drained, and the drainage efficiency of the drainage system is improved. The water outlet end of the water outlet pipeline 4 is provided with a water outlet adjusting device 12 for adjusting the rainwater drainage rate, the water outlet adjusting device 12 comprises a water collecting well 121 and two water outlet pipelines 122 arranged on the water collecting well 121, the water collecting well 121 is further connected with the water outlet pipeline 4, the two water outlet pipelines 122 are arranged on the side wall of the water collecting well 121 along the vertical direction, and the interval between the two water outlet pipelines 122 is 0.5 meter. When the water level is lower, only one water outlet pipeline 122 drains water, and when the water level is higher, two water outlet pipelines 122 drain water simultaneously, so that the drainage efficiency is enhanced, and the possibility of waterlogging in cities is reduced.
Referring to fig. 1 and 3, the water storage system 6 includes a distribution channel 61 for transporting and distributing rainwater, an ascending pump 62 for pumping rainwater is disposed in the distribution channel 61, the ascending pump 62 is used for pumping rainwater into water systems such as rivers, lakes and ponds, and plants having biological purification function are widely planted in the water systems such as rivers, lakes and ponds, for example: reed, calamus, cattail and the like are cultured with a plurality of organisms simultaneously, and the organisms and the plants biologically purify the rainwater together, so that the circulating efficiency of the rainwater is improved.
The implementation principle of the water circulation system in the sponge city in the embodiment of the application is as follows: when a large amount of precipitation takes place in the city, the rainwater falls on road surface 1, on the one hand: rainwater permeates through the permeable pavement 101 and the permeable sidewalk 102 and then flows into the permeable pipeline 2 through the diversion trench 104, and the permeable pipeline 2 conveys the rainwater into the water conveying pipeline; on the other hand: the redundant rainwater flows into the grass planting ditch 105 and permeates into the water seepage pipe 8 through the water seepage pit 7 to be discharged; in a third aspect: a part of the rainwater is discharged into the greening tree pool 11 through the water outlet 113 to be accumulated, and the overflowed rainwater is discharged into the drainage pipeline 4 through the rainwater overflow well 3.
The drainage pipeline 4 collects rainwater and then conveys the rainwater to the water storage system 6, the rainwater passes through the drainage adjusting device 12, whether the rainwater is discharged at normal speed or at excessive speed is determined according to the amount of the rainwater, and finally the rainwater enters the water distribution channel 61 and is drawn and distributed by the ascending pump 62.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a sponge city water circulating system which characterized in that: including locating road surface layer (1) on the urban surface road, be used for collecting road surface layer (1) infiltration rainwater pipeline (2) of permeating water, be used for slowing down rainwater discharge rate's rainwater overflow well (3) and be used for collecing the rainwater and carry drainage pipe (4) of discharging, set up water hole (5) of crossing that two symmetries set up on the inside wall of rainwater overflow well (3), two cross the water hole (5) outside and all communicate with drainage pipe (4), the play water end of drainage pipe (4) still is connected with water storage system (6) that are used for storing the rainwater.
2. The sponge city water circulating system of claim 1, wherein: road surface layer (1) includes permeable pavement (101) that is laid by permeable paving material and is formed and permeable pavement (102) that are located permeable pavement (101) both sides, permeable pavement (102) is laid by the brick combination of permeating water and is formed, road basic unit (103) that are used for supporting permeable pavement (102) are laid to permeable pavement (101) and permeable pavement (102) below, be equipped with in road basic unit (103) and be used for discharging guiding gutter (104) of rainwater, be connected with a plurality of pipeline (2) of permeating water on guiding gutter (104).
3. A sponge city water circulating system as claimed in claim 2 wherein: road surface layer (1) is still including planting grass ditch (105) of locating water-permeable pavement (102) one side, the middle part undercut of planting grass ditch (105), planting grass ditch (105) are less than water-permeable pavement (102), it has the good vegetation of multiple water retention nature to plant in planting grass ditch (105).
4. A sponge city water circulating system as claimed in claim 3 wherein: plant and offer a plurality of evenly distributed's infiltration hole (7) on grass planting ditch (105), the below of infiltration hole (7) is equipped with infiltration pipe (8) that are used for collecting the seepage rainwater, the one end that infiltration pipe (8) were kept away from infiltration hole (7) is connected on drainage pipe (4), be equipped with first filter screen (9) that are used for filtering silt in infiltration pipe (8) the one end port that is close to infiltration hole (7), laid pebble layer (10) in infiltration hole (7).
5. A sponge city water circulating system as claimed in claim 2 wherein: still be equipped with afforestation tree pond (11) between permeable pavement (101) and permeable pavement (102), afforestation tree pond (11) are including cell body (111) of formula of sinking and be located cell body (111) both sides and connect in permeable pavement (101) and permeable pavement's (102) way tooth (112), offer outlet (113) that are used for discharging sewage uniformly along its length direction on way tooth (112), plant the good vegetation of multiple water retention nature in cell body (111), rainwater overflow well (3) evenly sets up with certain interval in cell body (111), the top of rainwater overflow well (3) is equipped with second filter screen (114) that are used for filtering debris.
6. The sponge city water circulating system of claim 1, wherein: still be equipped with drainage adjusting device (12) between drainage pipe (4) and retaining system (6), drainage adjusting device (12) are including water collecting well (121) that are used for the buffer memory rainwater, with drainage pipe (4) intercommunication on the outer wall of water collecting well (121) one side, the intercommunication has two outlet conduit (122) on the outer wall of opposite side, two outlet conduit (122) are along vertical direction range distribution.
7. The sponge city water circulating system of claim 1, wherein: the water storage system (6) comprises a water distribution channel (61) used for distributing rainwater in the drainage pipeline (4), and an ascending pump (62) used for conveying the rainwater in the water distribution channel (61) is arranged in the water distribution channel (61).
8. The sponge city water circulating system of claim 1, wherein: the water storage system (6) further comprises water systems such as rivers, lakes and ponds, and various vegetations with biological purification functions are planted in the water systems such as the rivers, the lakes and the ponds contained in the water storage system (6).
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| CN202011551423.4A CN112695586A (en) | 2020-12-24 | 2020-12-24 | Sponge city water circulating system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113250275A (en) * | 2021-05-27 | 2021-08-13 | 合肥工业大学 | Rainwater treatment system based on sponge city |
| CN113308961A (en) * | 2021-06-17 | 2021-08-27 | 诚通凯胜生态建设有限公司 | Road paving structure in sponge city |
| CN113373755A (en) * | 2021-05-11 | 2021-09-10 | 袁红丽 | Gardens grass planting brick of high lock waterborne |
| CN113622603A (en) * | 2021-09-09 | 2021-11-09 | 重庆达康建筑工程有限公司 | Sponge urban rainwater system |
| CN113700113A (en) * | 2021-09-01 | 2021-11-26 | 保定市水利水电勘测设计院 | Novel drainage system of hydraulic engineering channel |
| CN114134778A (en) * | 2021-12-16 | 2022-03-04 | 方东伟 | Ground drainage waterlogging prevention device suitable for sponge city planning and construction |
| CN114482234A (en) * | 2022-03-04 | 2022-05-13 | 北京泓溪园林绿化工程有限公司 | Afforestation drainage system |
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| CN113373755A (en) * | 2021-05-11 | 2021-09-10 | 袁红丽 | Gardens grass planting brick of high lock waterborne |
| CN113250275A (en) * | 2021-05-27 | 2021-08-13 | 合肥工业大学 | Rainwater treatment system based on sponge city |
| CN113308961A (en) * | 2021-06-17 | 2021-08-27 | 诚通凯胜生态建设有限公司 | Road paving structure in sponge city |
| CN113308961B (en) * | 2021-06-17 | 2022-04-19 | 诚通凯胜生态建设有限公司 | Road paving structure in sponge city |
| CN113700113A (en) * | 2021-09-01 | 2021-11-26 | 保定市水利水电勘测设计院 | Novel drainage system of hydraulic engineering channel |
| CN113622603A (en) * | 2021-09-09 | 2021-11-09 | 重庆达康建筑工程有限公司 | Sponge urban rainwater system |
| CN114134778A (en) * | 2021-12-16 | 2022-03-04 | 方东伟 | Ground drainage waterlogging prevention device suitable for sponge city planning and construction |
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