CN112554302A - Rainwater garden system for community rainwater diversion, peak clipping and ecological purification - Google Patents

Rainwater garden system for community rainwater diversion, peak clipping and ecological purification Download PDF

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Publication number
CN112554302A
CN112554302A CN202011442351.XA CN202011442351A CN112554302A CN 112554302 A CN112554302 A CN 112554302A CN 202011442351 A CN202011442351 A CN 202011442351A CN 112554302 A CN112554302 A CN 112554302A
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rainwater
water
slope
peak clipping
community
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CN112554302B (en
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杨芳
项志翠
刘振芳
袁梦妮
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Shanghai Linhe Construction Co ltd
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Shanghai Linhe Construction Co ltd
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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/10—Growth substrates; Culture media; Apparatus or methods therefor based on or containing inorganic material
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
    • A01G24/40—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure
    • A01G24/44—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure in block, mat or sheet form
    • A01G24/46—Growth substrates; Culture media; Apparatus or methods therefor characterised by their structure in block, mat or sheet form multi-layered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
    • 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
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108—Rainwater harvesting

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Sewage (AREA)
  • Cultivation Of Plants (AREA)

Abstract

The utility model relates to a rainwater garden system that is used for community's rainwater reposition of redundant personnel, clipping peak and ecological purification belongs to rainwater garden technical field, and it includes greenbelt slope and stagnant flow area, and the stagnant flow area is laid in the outside on greenbelt slope, and the stagnant flow area extends along the width direction on greenbelt slope, and the stagnant flow area is the arc structure that middle height both ends are low. This application has the effect that reduces the rainwater and erode in to greenbelt earth.

Description

Rainwater garden system for community rainwater diversion, peak clipping and ecological purification
Technical Field
The application relates to the technical field of rainwater gardens, in particular to a rainwater garden system for community rainwater diversion, peak clipping and ecological purification.
Background
The rainwater garden is an ecologically sustainable facility for controlling rainfall flood and utilizing rainwater, and is used for gathering and absorbing rainwater from roof or ground, purifying the rainwater through the comprehensive action of plants and sandy soil, and enabling the rainwater to gradually permeate into soil, conserving underground water, or supplementing urban water such as landscape water, toilet water and the like.
At present, the referenced chinese patent with application publication No. CN105089302A discloses a rainwater garden system for diversion, peak clipping and ecological purification of rainwater in communities, which includes a rainwater flow facility on the roof of the community, an inverted U-shaped buffer diversion pipe, a rainwater garden facility in greenbelt and a rainwater well; the community roof rainwater flow-through facility is connected with the greenbelt rainwater garden facility through two ways, one way is directly connected with the greenbelt rainwater garden facility, and the other way is connected with the greenbelt rainwater garden facility through the inverted U-shaped buffer shunt pipe; the greenery patches rainwater garden facilities are also connected with the rainwater well. The rainwater garden system has the functions of shunting, peak clipping and purifying regulation and control of rainwater runoff at the early stage.
The related art has the disadvantages that if the rainwater flow is large, soil in the green belt is easily washed away, and soil in the green belt is lost.
Disclosure of Invention
In order to reduce the erosion of rainwater to greenbelt soil, the application provides a rainwater garden system for community rainwater shunting, peak clipping and ecological purification.
The application provides a rainwater garden system for community rainwater reposition of redundant personnel, peak clipping and ecological purification adopts following technical scheme:
a rainwater garden system for community rainwater diversion, peak clipping and ecological purification comprises a green belt slope and a stagnant flow zone, wherein the stagnant flow zone is laid outside the green belt slope and extends along the width direction of the green belt slope, and the stagnant flow zone is of an arc structure with a high middle part and low ends.
Through adopting above-mentioned technical scheme, when rainfall is great, when the rainwater carries earth to pass through the greenbelt slope rapidly, meet the stagnant water area, the stagnant water area helps playing the water conservancy diversion effect to the rainwater for middle high both ends low arc structure, and then is favorable to making the stagnant water area change the original trickling route of rainwater, reduces the radial trickling speed of rainwater, and then helps slowing down the erodeing of rainwater to the earth in the greenbelt slope.
Optionally, the inside hollow structure that is of stagnant flow area, and both sides port that stagnant flow area terrain is low all opens, and the roof of stagnant flow area is spaced apart and is equipped with first limbers.
Through adopting above-mentioned technical scheme, the rainwater on the stagnant flow area roof flows in the stagnant flow area inside through first limbers, can further change the trickling route of rainwater at first, slows down the speed of trickling of rainwater, slows down the rainwater and to the dynamics of erodeing of earth, and secondly the rainwater trickles in the stagnant flow area, can reduce the contact of rainwater and greenbelt slope, and then reduces the erodeing of rainwater to earth.
Optionally, a partition plate is arranged inside the stagnant flow zone, the partition plate divides the stagnant flow zone into a first cavity and a second cavity, the first cavity is located above the second cavity, the first water through hole is communicated with the first cavity, a second water through hole is arranged on the partition plate at intervals, and the second water through hole is communicated with the second cavity.
By adopting the technical scheme, the flowing speed of the rainwater is further reduced, the scouring force of the rainwater on soil is slowed down, and the degree of water and soil loss is favorably reduced; and the rainwater flows in first cavity and second cavity, helps the rainwater not to contact with the greenbelt slope, and then reduces the earth carrying capacity in the rainwater, helps slowing down soil erosion and water loss phenomenon.
Optionally, the top wall of the stagnant flow zone is connected with a speed reduction plate, and the speed reduction plate is perpendicular to the top wall of the stagnant flow zone.
Through adopting above-mentioned technical scheme, when the rainwater was carrying earth and is flowing along the roof in stagnant flow area, the air brake can play certain effect of blockking to the rainwater, makes the velocity of flow of rainwater slow down, reduces the rainwater and to the erodeing of earth, and simultaneously, the air brake can be detained the part silt of rainwater.
Optionally, a blocking plate is fixedly connected to the top wall of the stagnant flow zone, the blocking plate is located on one side, away from the slope of the green belt, of the stagnant flow zone, the blocking plate is abutted to the decelerating plate, and the length of the blocking plate is consistent with that of the stagnant flow zone.
Through adopting above-mentioned technical scheme, the baffler board can produce certain separation effect to the rainwater, reduces the rainwater and crosses the volume in stagnant flow area, and then reduces the volume that rainwater flows to in the greenbelt slope of stagnant flow area diapire below to reduce the degree of washout of rainwater to earth.
Optionally, water collecting grooves are formed in the end ports of the stagnation zone, and the stagnation zone is communicated with the water collecting grooves.
Through adopting above-mentioned technical scheme, the rainwater of stagnant flow area roof and inside trickling can be collected to the water catch bowl, and earth that carries in the rainwater also can stew in the water catch bowl, makes the rainwater of upper portion clarify in the water catch bowl, does benefit to the rainwater and collects.
Optionally, the bottom of the water collecting tank is communicated with a drain pipe, the other end of the drain pipe is communicated with a water collecting tank, the water collecting tank is located in soil in the green belt slope, the side wall of the water collecting tank is communicated with a water outlet pipe, and one end, far away from the water collecting tank, of the water outlet pipe extends out of the green belt slope.
By adopting the technical scheme, rainwater in the water collecting tank is drained into the water collecting tank through the drain pipe, the water collecting tank can fully stand the collected rainwater in the water collecting tank, the rainwater storing function can be achieved, the rainwater on the upper portion of the water collecting tank can be used for follow-up repeated use, and the purpose of saving water is achieved.
Optionally, the greenbelt slope includes water locking layer, vegetable layer and reservoir bed from top to bottom in proper order, and the header tank is arranged in the reservoir bed, and the root of the plant in the greenbelt slope is arranged in the vegetable layer.
By adopting the technical scheme, when rainwater flows to the upper surface of the slope of the green belt, a part of rainwater can seep into soil of the slope of the green belt, the water locking layer is favorable for the seepage of the rainwater, the runoff of the rainwater is reduced, the erosion of the rainwater to soil on the slope of the green belt can be further reduced, and the vegetation can be protected; the vegetation layer is beneficial to providing nutrition for plants in the slope of the green belt, so that the plants in the slope of the green belt thrive, when rainwater enters the water storage layer after passing through the water locking layer and the vegetation layer in turn, the water storage layer can play a role in storing the rainwater, and when the roots of the plants are short of water, the water can be sucked from the water storage layer, so that the growth of the plants is facilitated; when the water amount permeating into the water storage layer is large, the rainwater can enter the water collecting tank for storage so as to be used later.
Optionally, the top of the water collecting tank is open, and the top of the water collecting tank is fixedly connected with geotextile.
By adopting the technical scheme, when rainwater enters the water collection tank through the geotextile, the geotextile can retain soil in rainwater, so that the rainwater in the water collection tank is clean.
Optionally, permeable stones are filled in the water locking layer, and plain soil is filled in gaps among the permeable stones.
Through adopting above-mentioned technical scheme, the permeable stone has the function of the drainage that permeates water, can make the rainwater of greenbelt slope upper surface of flowing through permeate the soil of greenbelt slope below fast, plain soil density is even and have certain consistency, helps ramming the permeable stone, reduces the permeable stone and is washed away by the rainwater possibility, and then makes the permeable stone exert the infiltration effect of permeating water better.
To sum up, the application comprises the following beneficial technical effects:
1. by paving the stagnation belt outside the slope of the green belt, the original flowing path of the rainwater can be changed to reduce the flowing speed of the rainwater, so that the erosion of the rainwater on soil in the slope of the green belt can be reduced;
2. the interior of the stagnant water zone is divided into the first cavity and the second cavity, so that rainwater flows in the first cavity and the second cavity, the rainwater is prevented from contacting with a slope of a green belt, the soil carrying amount in the rainwater is reduced, and the water and soil loss phenomenon is reduced;
3. through fixed connection baffler on the roof in stagnant flow area, the baffler can produce certain separation effect to the rainwater, reduces the volume of the rainwater of overflowing stagnant flow area, reduces the volume that rainwater flows to the greenbelt slope upper surface between two stagnant flow areas, and then reduces the degree of washout of rainwater to earth.
Drawings
FIG. 1 is a perspective view of a rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to an embodiment of the present application;
FIG. 2 is a perspective view of the rainwater collection structure according to the embodiment of the present application;
FIG. 3 is a cross-sectional view of the slope of the protruded green belt of the embodiment of the present application;
FIG. 4 is a cross-sectional view of an embodiment of the present application highlighting the stagnant zone.
Description of reference numerals: 1. a green belt slope; 11. a water locking layer; 12. a vegetable layer; 13. a water storage layer; 2. a stagnant zone; 21. a partition plate; 211. a first cavity; 212. a second cavity; 22. a first water passage hole; 23. a second water through hole; 24. a speed reduction plate; 25. a barrier plate; 3. a rainwater collection structure; 31. a water collection tank; 32. a drain pipe; 33. a water collection tank; 331. geotextile; 34. and (5) discharging a water pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a rainwater garden system for community rainwater diversion, peak clipping and ecological purification. Referring to fig. 1 and 2, the rainwater garden system for community rainwater diversion, peak clipping and ecological purification comprises a green belt slope 1, stagnant flow zones 2 and rainwater collection structures 3, wherein the stagnant flow zones 2 are laid on the upper surface of the green belt slope 1 at intervals, the stagnant flow zones 2 extend along the width direction of the green belt slope 1, the rainwater collection structures 3 are arranged in soil of the green belt slope 1, and two ports of the stagnant flow zones 2 are communicated with the rainwater collection structures 3. The rainwater carries earth to pass through greenbelt slope 1 rapidly, when meetting stagnant water area 2, stagnant water area 2 has reduced the trickling speed of rainwater through changing the original trickling route of rainwater, and then help slowing down the rainwater and to the dynamics of washing away of the earth in greenbelt slope 1, help slowing down the soil erosion phenomenon on greenbelt slope 1, and then be favorable to the growth of plant in greenbelt slope 1, the rainwater of trickling along stagnant water area 2 can get into and collect in rainwater collection structure 3, be favorable to the collection utilization to the rainwater.
Referring to fig. 3, the slope 1 of the green belt comprises a water-locking layer 11, a vegetation layer 12 and a water storage layer 13 from top to bottom. When rainwater flows to the upper surface of the green belt slope 1, the water locking layer 11 is beneficial to rainwater infiltration, and a part of rainwater can infiltrate into the soil of the green belt slope 1, so that the runoff of the rainwater is reduced, and further, the erosion of the rainwater on the soil on the green belt slope 1 is reduced; when rainwater flows through the vegetation layer 12, sufficient water can be provided for plants, and in addition, the vegetation layer 12 can also provide nutrition for the plants in the green belt slope 1, so that the plants in the green belt slope 1 thrive; rainwater enters the water storage layer 13, the water storage layer 13 can play a role in storing rainwater, and when the roots of the plants lack water, water can be drawn from the water storage layer 13, so that the growth of the plants is facilitated; when the water amount in the water storage layer 13 is large, the water can flow into the rainwater collection structure 3 for storage, so as to be used later.
As shown by combining the graph 2 and the graph 3, any material which is beneficial to rainwater to seep into soil from the upper surface of the green belt slope 1 can be filled in the water locking layer 11, and the permeable stones have the functions of water permeating and water filtering, so that the permeable stones are filled in the water locking layer 11 in the embodiment, rainwater flowing through the upper surface of the green belt slope 1 can quickly seep into the soil below the green belt slope 1, plain soil used for reinforcing the permeable stones is filled in gaps among the permeable stones, the plain soil is uniform in density and has certain viscosity, the permeable stones are favorably tamped, the possibility that the permeable stones are washed away by rainwater is reduced, and the permeable stones can better play a role in water permeating.
As shown in fig. 2, the vegetation layer 12 is filled with a mixture of river sand and humus soil, the humus soil is used for promoting diuresis, preserving moisture and preserving fertilizer, and the river sand is added to the humus soil, so that the loosening and ventilation properties of the humus soil can be improved, sufficient nutrients can be provided for plants in the vegetation layer 12, and the oxygen absorption of plant roots is facilitated.
As shown in fig. 3, the water storage layer 13 is filled with gravels, which are relatively loose and can be used for storing water and oxygen, providing sufficient water source and oxygen for plants, and promoting the growth of plants, and the gaps between the gravels in the water storage layer 13 are beneficial to guiding water into the rainwater collection structure 3 for rainwater collection.
As shown in fig. 2, the stagnation zone 2 is an arc-shaped structure with a high middle part and low ends, which is helpful for guiding rainwater, so that the stagnation zone 2 is favorable for changing the original flowing path of rainwater, and the erosion of the rainwater to soil in the slope 1 of the green belt is slowed down.
Referring to fig. 2 and 4, the inside of the stagnation band 2 is of a hollow structure, ports on two sides of the stagnation band 2, which are located at a lower position of the terrain, are both open, a partition plate 21 is arranged inside the stagnation band 2, the partition plate 21 divides the inside of the stagnation band 2 into a first cavity 211 and a second cavity 212, the first cavity 211 is located above the second cavity 212, a first water through hole 22 is formed in the top wall of the stagnation band 2 at intervals, the first water through hole 22 is communicated with the first cavity 211, a second water through hole 23 is formed in the partition plate 21 at intervals, the second water through hole 23 is communicated with the second cavity 212, and the first water through hole 22 and the second water through hole 23 are arranged in a staggered mode. The rainwater on the top wall of the stagnant water zone 2 can directly pass through the first water through hole 22 and then enter the first cavity 211 due to the action of gravity, the flowing path of the rainwater is further changed, the flowing speed of the rainwater is reduced, the erosion of the rainwater to soil is reduced, and in the process that the rainwater flows along the partition plate 21, the rainwater can quickly pass through the second water through hole 23 below the first water through hole 22 due to the self gravity and then enter the second cavity 212 to flow inside, so that the staggered arrangement of the first water through hole 22 and the second water through hole 23 is better than the parallel arrangement, the rainwater flows inside the second cavity 212, the flow speed of the rainwater can be further reduced, the erosion of the rainwater to the soil is reduced, the contact amount of the rainwater and the slope 1 of the green belt is reduced, the soil carrying amount in the rainwater is reduced, and the water and soil loss phenomenon is reduced.
As shown in fig. 2, in order to further reduce the flow velocity of the rainwater, a speed reduction plate 24 is fixedly connected to the top wall of the stagnation zone 2, the speed reduction plate 24 is perpendicular to the top wall of the stagnation zone 2, and a plurality of speed reduction plates 24 are arranged at intervals. When the rainwater carried earth and flowed along the roof of stagnant water area 2, speed reduction plate 24 can bump with the rainwater, play the effect of blockking to the rainwater, further make the velocity of flow of rainwater slow down, reduce the rainwater and to the erodeing of earth, simultaneously, speed reduction plate 24 also is favorable to detaining the partial silt of rainwater.
As shown in fig. 2, since the amount of rainwater on the green belt slope 1 is large, in order to further reduce the amount of rainwater flowing on the upper surface of the green belt slope 1, a blocking plate 25 is fixedly connected to the top wall of the stagnant water zone 2, the blocking plate 25 is located on the side of the stagnant water zone 2 away from the green belt slope 1 and is parallel to the green belt slope 1, the side wall of the blocking plate 25 abuts against the side wall of the decelerating plate 24, and the length of the blocking plate 25 is equal to the length of the stagnant water zone 2. The blocking plate 25 can generate a certain blocking effect on rainwater, so that the rainwater flows along the top wall and the inside of the stagnant flow zone 2 as much as possible, the quantity of the rainwater flowing through the stagnant flow zone 2 is reduced, the quantity of the rainwater flowing into the green belt slope 1 below the bottom wall of the stagnant flow zone 2 is reduced, and the degree of erosion of the rainwater on soil is reduced.
As shown in fig. 2, the rainwater collection structure 3 includes a water collection tank 31, a water discharge pipe 32, a water collection tank 33 and a water discharge pipe 34, the water collection tank 31 is disposed at two end ports of the stagnant flow zone 2 and is communicated with the stagnant flow zone 2, the length of the water collection tank is consistent with that of the green belt slope 1, two ends of the water collection tank are sealed, the water discharge pipe 32 is communicated with the bottom of the water collection tank 31, one end of the water discharge pipe 32, which is far away from the water collection tank 31, is communicated with the water collection tank 33, the water collection tank 33 is located in the water storage layer 13 in the green belt slope 1, the water discharge pipe 34 is communicated with a side wall of the water collection tank 33, and. The rainwater flowing from the top wall and the inside of the viscous flow zone 2 falls into the water collecting tank 31 along the radian of the viscous flow zone 2, the water collecting tank 31 can collect the rainwater, the rainwater in the water collecting tank 31 can be drained into the water collecting tank 33 through the drain pipe 32, the excessive rainwater in the water storage layer 13 can also enter the water collecting tank 33 to be stored, the water collecting tank 33 can fully stand the collected rainwater inside the water collecting tank 33, so that the clarified rainwater on the upper part of the water collecting tank 33 can be used for subsequent reuse, and the purpose of saving water is achieved.
As shown in fig. 3, the top of the water collecting tank 33 is open, the geotextile 331 is fixedly connected to the top of the water collecting tank 33, and when rainwater enters the water collecting tank 33 through the geotextile 331, the geotextile 331 can retain soil in the rainwater, so that the rainwater in the water collecting tank 33 is clean.
The implementation principle of the rainwater garden system for community rainwater diversion, peak clipping and ecological purification in the embodiment of the application is as follows: when rainwater flows along the green belt slope 1, the rainwater is blocked by the stagnant water zone 2, at the moment, the arc-shaped structure of the stagnant water zone 2 is favorable for changing the flowing path of the rainwater, a part of the rainwater flows to the water collecting tank 31 along the top wall of the stagnant water zone 2, a part of the rainwater flows into the first cavity 211 and the second cavity 212 rapidly through the first water through hole 22 and the second water through hole 23 and further flows into the water collecting tank 31, a part of the rainwater is stored in the water collecting tank 33 after passing through the water locking layer 11, the vegetable layer 12 and the water storage layer 13 in sequence, the upper part of the rainwater in the water collecting tank 33 is clarified liquid after standing, and the rainwater in the water collecting tank 33 can be fully utilized through the water outlet pipe 34. Set up stagnant flow area 2 at the upper surface of greenbelt slope 1, can change the circulation route of rainwater, slow down the rainwater velocity of flow, and then alleviate the erosion and tearing of rainwater to soil in the greenbelt slope 1.
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 (10)

1. A rainwater garden system for community rainwater diversion, peak clipping and ecological purification is characterized in that: the green belt slope comprises a green belt slope (1) and a stagnant flow zone (2), wherein the stagnant flow zone (2) is laid outside the green belt slope (1), the stagnant flow zone (2) extends along the width direction of the green belt slope (1), and the stagnant flow zone (2) is of an arc structure with a high middle part and low ends.
2. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 1, wherein: the interior of the stagnation zone (2) is of a hollow structure, ports on two sides of the low terrain part of the stagnation zone (2) are open, and first water through holes (22) are formed in the top wall of the stagnation zone (2) at intervals.
3. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 2, wherein: the novel water circulation pipe is characterized in that a partition plate (21) is arranged inside the stagnant flow zone (2), the partition plate (21) divides the stagnant flow zone (2) into a first cavity (211) and a second cavity (212), the first cavity (211) is located above the second cavity (212), a first water through hole (22) is communicated with the first cavity (211), a second water through hole (23) is formed in the partition plate (21) in a spaced mode, and the second water through hole (23) is communicated with the second cavity (212).
4. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 1, wherein: the top wall of the stagnation zone (2) is connected with a speed reducing plate (24), and the speed reducing plate (24) is perpendicular to the top wall of the stagnation zone (2).
5. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 4, wherein: the top wall of the stagnant flow zone (2) is fixedly connected with a blocking plate (25), the blocking plate (25) is located on one side, away from the green belt slope (1), of the stagnant flow zone (2), the blocking plate (25) is abutted to the speed reducing plate (24), and the length of the blocking plate (25) is consistent with that of the stagnant flow zone (2).
6. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 2, wherein: the two end ports of the stagnation zone (2) are provided with water collecting grooves (31), and the stagnation zone (2) is communicated with the water collecting grooves (31).
7. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 6, wherein: the bottom of the water collecting tank (31) is communicated with a water discharging pipe (32), the other end of the water discharging pipe (32) is communicated with a water collecting tank (33), the water collecting tank (33) is located in soil in the green belt slope (1), the side wall of the water collecting tank (33) is communicated with a water discharging pipe (34), and one end, far away from the water collecting tank (33), of the water discharging pipe (34) extends out of the green belt slope (1).
8. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 7, wherein: greenbelt slope (1) includes water locking layer (11), vegetable layer (12) and reservoir stratum (13) from top to bottom in proper order, and header tank (33) are arranged in reservoir stratum (13), and the root of the plant in greenbelt slope (1) is arranged in vegetable layer (12).
9. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 7, wherein: the top of the water collecting tank (33) is opened, and the top of the water collecting tank (33) is fixedly connected with geotextile (331).
10. The rainwater garden system for community rainwater diversion, peak clipping and ecological purification according to claim 7, wherein: permeable stones are filled in the water locking layer (11), and plain soil is filled in gaps among the permeable stones.
CN202011442351.XA 2020-12-08 2020-12-08 Rainwater garden system for community rainwater diversion, peak clipping and ecological purification Active CN112554302B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011442351.XA CN112554302B (en) 2020-12-08 2020-12-08 Rainwater garden system for community rainwater diversion, peak clipping and ecological purification

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011442351.XA CN112554302B (en) 2020-12-08 2020-12-08 Rainwater garden system for community rainwater diversion, peak clipping and ecological purification

Publications (2)

Publication Number Publication Date
CN112554302A true CN112554302A (en) 2021-03-26
CN112554302B CN112554302B (en) 2022-04-08

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100997520B1 (en) * 2010-05-01 2010-12-01 주식회사 우빈기술개발 A shore protection block
CN108328873A (en) * 2018-03-29 2018-07-27 宁夏大学 Urban green belts multiple filtration system
CN207891899U (en) * 2018-01-18 2018-09-21 江苏中森建筑设计有限公司 A kind of three face soil-baffling structures of villa basement
CN210104769U (en) * 2019-06-05 2020-02-21 皓耀时代(福建)集团有限公司 Road side slope reinforcing structure
CN210247667U (en) * 2019-07-18 2020-04-07 福建省中涛建设工程有限公司 Prevent soil erosion and water loss's afforestation equipment
CN211898469U (en) * 2020-04-15 2020-11-10 赵青 Ecological bank protection of garden design

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100997520B1 (en) * 2010-05-01 2010-12-01 주식회사 우빈기술개발 A shore protection block
CN207891899U (en) * 2018-01-18 2018-09-21 江苏中森建筑设计有限公司 A kind of three face soil-baffling structures of villa basement
CN108328873A (en) * 2018-03-29 2018-07-27 宁夏大学 Urban green belts multiple filtration system
CN210104769U (en) * 2019-06-05 2020-02-21 皓耀时代(福建)集团有限公司 Road side slope reinforcing structure
CN210247667U (en) * 2019-07-18 2020-04-07 福建省中涛建设工程有限公司 Prevent soil erosion and water loss's afforestation equipment
CN211898469U (en) * 2020-04-15 2020-11-10 赵青 Ecological bank protection of garden design

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