CN208227874U - A kind of Rain Garden system with subregion irrigation function - Google Patents

A kind of Rain Garden system with subregion irrigation function Download PDF

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Publication number
CN208227874U
CN208227874U CN201820725361.6U CN201820725361U CN208227874U CN 208227874 U CN208227874 U CN 208227874U CN 201820725361 U CN201820725361 U CN 201820725361U CN 208227874 U CN208227874 U CN 208227874U
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China
Prior art keywords
layer
irrigation
rain garden
basin
catch
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Expired - Fee Related
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CN201820725361.6U
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Chinese (zh)
Inventor
柯丹萍
杨志龙
曾德勇
孙洁妮
张茜
赵翠
詹玉娟
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WUHAN NUSON ENVIRONMENT CO Ltd
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WUHAN NUSON ENVIRONMENT CO Ltd
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Priority to CN201820725361.6U priority Critical patent/CN208227874U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/22Improving land use; Improving water use or availability; Controlling erosion

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  • Cultivation Of Plants (AREA)

Abstract

The utility model relates to a kind of Rain Garden systems with subregion irrigation function, it is characterised in that: it includes soil body part, rain water collecting system and irrigation system;Soil body part is followed successively by plantation layer, packing layer, drainage blanket and plain soil layer from top to bottom;Soil body part is divided into heavy pool, buffer area and marginal zone from inside to outside in the horizontal plane;Rain water collecting system includes several draining blind pipes, filtering ponds and catch-basin;Several draining blind pipes are evenly arranged in drainage blanket, and every draining blind pipe all passes through storm sewer and connect with filtering ponds, and filtering ponds are connect with catch-basin;Irrigation system includes water pump, irrigation pipe, shower head and drip head, and water pump is connect with catch-basin and irrigation pipe;Several shower heads are uniformly provided with above plantation layer at heavy pool and buffer area;Several drip heads are uniformly provided in plantation layer soil body at the marginal zone.This system improves Rain Garden to the adaptability of heavy rainfall and arid, guarantees the continuous and effective of its ecological effect.

Description

A kind of Rain Garden system with subregion irrigation function
Technical field
The utility model relates to Rain Garden systems technology fields, and in particular to a kind of rainwater with subregion irrigation function Garden system.
Background technique
In recent years, with the fast development of Chinese Urbanization, there are various problems in urban construction.For this purpose, country from Start within 2014 to propose the theory of sponge urban construction, and practical application is carried out to it in the urban construction in later period, reduces Or alleviate the appearance of ecological environment problem.It is it to the collection of rainwater, utilization, delay and lower seep in sponge urban construction One of main contents, and Rain Garden is the major measure for solving the problems, such as rainwater.Rain Garden collection rainwater utilization and landscape effect It is a kind of rainwater measure of ecological efficient in one.It can collect delay rainwater, alleviate Rainfall runoff, reduce city flood Damage caused by waterlogging evil, it is not only one of numerous ecological infrastructures, while the also hair initial point as the processing of rain flood.
It is that research, such as title are unfolded in terms of the clean-up effect of Rain Garden mostly in newest disclosed patented technology To utilize multistage Rain Garden in the patent of " method and structure that sponge city multistage Rain Garden strengthens runoff pollution removal " Multistep treatment is carried out to the pollutant in rainwater.Return water irrigation pipe is provided in such as patent " a kind of ecotype Rain Garden " Road solves the situation of Rain Garden arid season water shortage.But the vegetation in Rain Garden is varied, and its growth soil Water content in earth is also had nothing in common with each other, so irrigate to Rain Garden subregion has great significance.
Utility model content
In view of the above technical problems, the purpose of this utility model is to provide a kind of, and the rainwater with subregion irrigation function is spent Garden system, under heavy rainfall and arid situation that this system is formed for summer high temperature high humidity, by carrying out subregion to Rain Garden And different irrigation methods is taken for subregion, and improve to Rain Garden structure, Rain Garden is improved to heavy rainfall And the adaptability of arid, guarantee the continuous and effective of its ecological effect.
To achieve the above object, technical solution adopted in the utility model is:
A kind of Rain Garden system with subregion irrigation function, it is characterised in that: it includes soil body part, rainwater-collecting System and irrigation system;
The soil body part is followed successively by plantation layer, packing layer, drainage blanket and plain soil layer from top to bottom;The soil body part exists It is divided into heavy pool, buffer area and marginal zone in horizontal plane from inside to outside, the heavy pool is to lower recess, the marginal zone table Face is smooth, and the buffer surface is tilted to heavy pool;
The rain water collecting system includes several draining blind pipes, filtering ponds and catch-basin;Several draining blind pipes are uniform It is arranged in drainage blanket, and every draining blind pipe all passes through storm sewer and connect with filtering ponds, the filtering ponds and catch-basin Connection, the catch-basin are also connect with municipal water pipe;
The irrigation system includes water pump, irrigation pipe, shower head and drip head, the intake-outlet of the water pump respectively with Catch-basin is connected with irrigation pipe;Several shower heads are uniformly provided with above plantation layer at the heavy pool and buffer area, each Shower head is all connect with irrigation pipe;Several drip heads, each sprinkling irrigation are uniformly provided in plantation layer soil body at the marginal zone Head is all connect with irrigation pipe.
Preferably, the heavy pool edge is equipped with water level monitor, the water level monitor is used for according to water level Height is turned on or off the shower head in heavy pool region;Humidity sensor is installed on the plant leaf blade of the buffer area, The humidity sensor is used to control the switch of the shower head in buffer zone according to the humidity on plant leaf blade;The side Humidity sensor is installed, the humidity sensor according to the humidity on root system of plant for controlling on the root system of plant in edge area The switch of drip head in edge region.
Preferably, the filtering ponds are separated into two portions in left and right by being located in the middle warp layer net and three layers of active carbon layer Point, the warp layer net and three layers of active carbon layer are from left to right sequentially arranged;The left side of the storm sewer and the filtering ponds Part connects, and the catch-basin is connect with the right-hand component of the filtering ponds.
Preferably, the gauze aperture is 1-2mm.
Preferably, described filler layer is configured by loam, swelled ground and haydite according to volume ratio 2:2:1.
Preferably, the draining blind pipe is pvc tubes of material, top is uniformly provided with several inlet openings along its length, Its external package layer of non-woven fabric.
Preferably, being equipped with water blocking layer between the plantation layer and packing layer in the heavy pool region.
Preferably, essentialspecies planting submerged plant on the plantation layer in the heavy pool;It is main on the plantation layer of the buffer area It plants and swims and resistance to water-wet plant;Xerophyte is mainly planted on the plantation layer of the marginal zone.
The utility model has the following beneficial effects: this system is directed to the heavy rainfall and arid situation that summer high temperature high humidity is formed Under, by carrying out subregion to Rain Garden and taking different irrigation methods (including the not same district of Rain Garden three for subregion The irrigation system and structure sheaf in domain), and Rain Garden structure is improved, Rain Garden is improved to heavy rainfall and arid Adaptability, guarantee the continuous and effective of its ecological effect.Rain Garden is solved because long-term water shortage arid or rainfall are big The problem of ponding, preferably guarantees the lasting ecological effect of Rain Garden.
Detailed description of the invention
Fig. 1 is a kind of overall structure schematic diagram of Rain Garden system with subregion irrigation function.
In figure: 1, planting layer;2, packing layer;3, drainage blanket;4, plain soil layer;5, water blocking layer;6, blind pipe is drained;7, rain pipe Road;8, filtering ponds;9, gauze;10, active carbon layer;11, catch-basin;12, water pump;13, irrigation pipe;14, shower head;15, it drips Fill head;The area A is heavy pool;The area B is buffer area;The area C is marginal zone.
Specific embodiment
The utility model in order to better understand does the technical solution of the utility model below with reference to embodiment and attached drawing Further instruction (as shown in Figure 1).
A kind of Rain Garden system with subregion irrigation function, it includes soil body part, rain water collecting system and irrigation System;
The soil body part is followed successively by plantation layer 1, packing layer 2, drainage blanket 3 and plain soil layer 4 from top to bottom;The soil body portion Divide and be divided into heavy pool, buffer area and marginal zone from inside to outside in the horizontal plane, (its height is low to lower recess in the heavy pool In buffer area and marginal zone), the edge region surfaces are smooth, and the buffer surface is tilted to heavy pool;
The rain water collecting system includes several draining blind pipes 6, filtering ponds 8 and catch-basin 11;Several draining blind pipes 6 It is evenly arranged in drainage blanket 3, and every draining blind pipe 6 is all connect by storm sewer 7 with filtering ponds 8, the filtering ponds 8 (passing through pipeline) connect with catch-basin 11, and the catch-basin 11 is also connect with municipal water pipe (passing through pipeline);
The irrigation system includes water pump 12, irrigation pipe 13, shower head 14 and drip head 15, the disengaging of the water pump 12 The mouth of a river is connect with catch-basin 11 and irrigation pipe 13 respectively;It is uniformly provided with above plantation layer 1 at the heavy pool and buffer area Several shower heads 14, each shower head 14 are connect with irrigation pipe 13;It is uniformly set in 1 soil body of plantation layer at the marginal zone There are several drip heads 15, each shower head 14 is connect with irrigation pipe 13.
The heavy pool edge is equipped with water level monitor, the water level monitor be used to be opened according to water level height or Person closes the shower head 14 in heavy pool region;Humidity sensor, the humidity are installed on the plant leaf blade of the buffer area Inductor is used to control the switch of the shower head 14 in buffer zone according to the humidity on plant leaf blade;The marginal zone Humidity sensor is installed, the humidity sensor is used to control marginal zone according to the humidity on root system of plant on root system of plant Drip head 15 in region switch (shower head 14 and drip head 15 are all made of electronic valve, and respectively with it is corresponding Water level monitor is connected with humidity sensor).
The filtering ponds 8 are separated into two parts in left and right, institute by being located in the middle warp layer net 9 and three layers of active carbon layer 10 It states warp layer net 9 and three layers of active carbon layer 10 is from left to right sequentially arranged;The left side of the storm sewer 7 and the filtering ponds 8 Part connects, and the catch-basin 11 is connect with the right-hand component of the filtering ponds 8.
9 aperture of gauze is 1-2mm.
Described filler layer 2 is by loam, swelled ground and haydite according to volume ratio 2:2:1 configuration into (swelled ground, which has, to be inhaled The effect of water expansion and dehydration shrinkage expands soil expansion, gap occurs inside soil, guarantee the fast of rainwater when rainfall is larger Speed is lower to seep, dehydration shrinkage after raining, the close evaporation for reducing moisture of arrangement inside soil).
The draining blind pipe 6 is pvc tubes of material, and top is uniformly provided with several inlet openings, external packet along its length Wrap up in layer of non-woven fabric (entrance for avoiding sandstone).
Water blocking layer 5 is equipped between the plantation layer 1 and packing layer 2 in the heavy pool region (prevents the lower infiltration of rainwater, it is heavy to guarantee The water level of pool long term constant).
Essentialspecies planting submerged plant (such as eel grass, hornwort, bog pondweed etc.) on the plantation layer 1 in the heavy pool;It is described Mainly plantation is swum and resistance to water-wet plant (such as duckweed, Eichhornia crassipes, canna etc.) on the plantation layer 1 of buffer area;The side Xerophyte (such as weeping willow, Chinese ash, metasequoia etc.) is mainly planted on the plantation floor 1 in edge area.
A kind of principle of the Rain Garden system with subregion irrigation function: 1, Rain Garden is divided into heavy pool, buffering Irrigation system is arranged in three regions respectively in area and the region of marginal zone three, and heavy pool and buffer area are using sprinkling irrigation, marginal zone Using root trickle irrigation.2, it is mounted with water level monitor at heavy pool water level edge, when water level is lower than constant water level, in the region Shower head 14 from trend sink pool spray water, until reaching constant water level;Buffer area plant leaf blade is mounted with humidity sensor, when 14 automatic water jetting of shower head when water shortage status occurs in plant, in the region;Marginal zone root system of plant is mounted with humidity sensor, When there is water shortage status in plant, 15 automatic water jetting of drip head.Entire irrigation system can guarantee the good of Rain Garden plant Growth.3, in drainage system by draining blind pipe 6 and storm sewer 7 by rainwater catchment into filtering ponds 8.Rainwater enters filtering ponds After 8, warp layer net 9 is first passed through, then by three layers of active carbon layer 10, the impurity in rainwater is further absorbed, most heel row Enter in catch-basin 11.Wherein, the gauze 9 in filtering ponds 8 can be replaced periodically with active carbon layer 10, guarantee preferably filtering Effect.Catch-basin 11 is connected with municipal rain pipe, can be discharged into lake by municipal pipeline when rainwater excess.
It is described above be only the utility model Application Example, certainly cannot with this come limit the utility model it Interest field, therefore equivalence changes made according to the patent scope of the utility model, still belong to the protection scope of the utility model.

Claims (8)

1. a kind of Rain Garden system with subregion irrigation function, it is characterised in that: it includes soil body part, rainwater-collecting system System and irrigation system;
The soil body part is followed successively by plantation layer (1), packing layer (2), drainage blanket (3) and plain soil layer (4) from top to bottom;The soil Body portion is divided into heavy pool, buffer area and marginal zone from inside to outside in the horizontal plane, and the heavy pool is described to lower recess Edge region surfaces are smooth, and the buffer surface is tilted to heavy pool;
The rain water collecting system includes several draining blind pipes (6), filtering ponds (8) and catch-basin (11);Several drainings are blind Pipe (6) is evenly arranged in drainage blanket (3), and every draining blind pipe (6) is all connected by storm sewer (7) and filtering ponds (8) It connects, the filtering ponds (8) connect with catch-basin (11), and the catch-basin (11) also connect with municipal water pipe;
The irrigation system includes water pump (12), irrigation pipe (13), shower head (14) and drip head (15), the water pump (12) Intake-outlet connect respectively with catch-basin (11) and irrigation pipe (13);Plantation layer (1) at the heavy pool and buffer area Top is uniformly provided with several shower heads (14), and each shower head (14) connect with irrigation pipe (13);At the marginal zone It is uniformly provided with several drip heads (15) in plantation layer (1) soil body, each shower head (14) connect with irrigation pipe (13).
2. a kind of Rain Garden system with subregion irrigation function according to claim 1, it is characterised in that: described heavy Pool edge is equipped with water level monitor, and the water level monitor is used to be turned on or off heavy pool area according to water level height Shower head (14) in domain;Humidity sensor is installed, the humidity sensor is used for root on the plant leaf blade of the buffer area The switch of the shower head (14) in buffer zone is controlled according to the humidity on plant leaf blade;On the root system of plant of the marginal zone Humidity sensor is installed, the humidity sensor is used to control the drop in edge region according to the humidity on root system of plant Fill the switch of head (15).
3. a kind of Rain Garden system with subregion irrigation function according to claim 1, it is characterised in that: the mistake Filter tank (8) is separated into two parts in left and right, the warp layer by being located in the middle warp layer net (9) and three layers of active carbon layer (10) Net (9) and three layers of active carbon layer (10) are from left to right sequentially arranged;The left side of the storm sewer (7) and the filtering ponds (8) Part connects, and the catch-basin (11) connect with the right-hand component of the filtering ponds (8).
4. a kind of Rain Garden system with subregion irrigation function according to claim 3, it is characterised in that: the yarn Net (9) aperture is 1-2mm.
5. a kind of Rain Garden system with subregion irrigation function according to claim 1, it is characterised in that: described to fill out The bed of material (2) is configured by loam, swelled ground and haydite according to volume ratio 2:2:1.
6. a kind of Rain Garden system with subregion irrigation function according to claim 1, it is characterised in that: the row Water blind pipe (6) is pvc tubes of material, and top is uniformly provided with several inlet openings along its length, external to wrap up layer of non-woven fabric.
7. a kind of Rain Garden system with subregion irrigation function according to claim 1, it is characterised in that: described heavy Water blocking layer (5) are equipped between the plantation layer (1) and packing layer (2) in pool region.
8. a kind of Rain Garden system with subregion irrigation function according to claim 1, it is characterised in that: described heavy Essentialspecies planting submerged plant on the plantation layer (1) in pool;Mainly plantation is swum and water-fast on the plantation layer (1) of the buffer area Wet plant;Xerophyte is mainly planted on the plantation layer (1) of the marginal zone.
CN201820725361.6U 2018-05-15 2018-05-15 A kind of Rain Garden system with subregion irrigation function Expired - Fee Related CN208227874U (en)

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Application Number Priority Date Filing Date Title
CN201820725361.6U CN208227874U (en) 2018-05-15 2018-05-15 A kind of Rain Garden system with subregion irrigation function

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109845525A (en) * 2019-01-24 2019-06-07 新疆农业大学 A kind of plant feed unit for desert without irrigation ecological recovery
CN110145008A (en) * 2019-05-05 2019-08-20 东南大学 The rainwater cavernous body and its construction method constructed using solid waste building materials

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109845525A (en) * 2019-01-24 2019-06-07 新疆农业大学 A kind of plant feed unit for desert without irrigation ecological recovery
CN109845525B (en) * 2019-01-24 2021-11-26 新疆农业大学 Planting device for desert irrigation-free ecological restoration
CN110145008A (en) * 2019-05-05 2019-08-20 东南大学 The rainwater cavernous body and its construction method constructed using solid waste building materials

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