CN106639180A - Rainwater collecting system for roof garden and construction method - Google Patents

Rainwater collecting system for roof garden and construction method Download PDF

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Publication number
CN106639180A
CN106639180A CN201611145895.3A CN201611145895A CN106639180A CN 106639180 A CN106639180 A CN 106639180A CN 201611145895 A CN201611145895 A CN 201611145895A CN 106639180 A CN106639180 A CN 106639180A
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CN
China
Prior art keywords
water
rainwater
cistern
roof
layer
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CN201611145895.3A
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Chinese (zh)
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CN106639180B (en
Inventor
刘学应
柴啸
陈悦
崔同东
常欢
黄裕凡
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Zhejiang University of Water Resources and Electric Power
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Zhejiang University of Water Resources and Electric Power
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Priority to CN201611145895.3A priority Critical patent/CN106639180B/en
Publication of CN106639180A publication Critical patent/CN106639180A/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04DROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00Watering gardens, fields, sports grounds or the like
    • A01G25/02Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00Watering gardens, fields, sports grounds or the like
    • A01G25/02Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • A01G25/023Dispensing fittings for drip irrigation, e.g. drippers
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/04Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/14Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04DROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
    • E04D13/12Devices or arrangements allowing walking on the roof or in the gutter

Abstract

The invention discloses a rainwater collecting system for a roof garden and a construction method. The system includes a roof, a water collection unit, a processing unit, a water storage unit and a water consumption unit. The roof is provided with a cobbled road paved with pebbles and a first vegetation layer. The water collection unit includes a rainwater collection hopper arranged blow the cobbled road and a water delivery pipe. The processing unit includes a landscape pool, a sedimentation tank and a purifier, wherein the landscape pool, the sedimentation tank and the purifier are successively connected. The water storage unit includes a first reservoir and a second reservoir, wherein the first reservoir is positioned on the roof and the second reservoir is positioned below a house. The system integrates roofing construction, rainwater collection, water treatment and water use terminals. Making overall plans and taking all factors into consideration, the system can efficiently reduce rainwater pollution, protect water environment and achieve collection, purification, storage and reuse of rainwater. The system also improves the water-use efficiency, reduces the pressure of water use, makes it more convenient to conserve and irrigate a roof garden, and reduces the energy for water delivery, so that the system is more economical and environmentally friendly.

Description

A kind of rainwater accumulation system and its construction method for roof garden
Technical field
The present invention relates to a kind of rainwater accumulation system and its construction method for roof garden.
Background technology
In prior art, rainwater-collecting, complete saying be called " rainwater-collecting with utilize system ", refer to collection, profit The rainfall runoff that earth's surface is collected is hardened with building roof and road, square etc., --- water delivery --- water purification --- storage that Jing is collected The channel collected rainwater such as deposit, rainwater supply is provided for greening, landscape water body, washing and underground water source, to reach comprehensive utilization rain Water resource and water-saving purpose.The water service in many cities and area has been difficult to the synchronous step for keeping up with Development of Urbanization Cut down.The pouring greening in city, rinse road etc. public good water and carwash etc. are emerging and further increased originally with water industry The burden of water supply.But annual heavy rain season, the rainwater for spreading unchecked causes great difficulty to municipal drainage again.And rainwater Collection and using just solving this two hang-up brought to urban construction.Rainwater collection system have slow down city Area's rainwater flood and level of ground water decline, control rainwater runoff pollution, improve the wide significances such as urban ecological environment.
In daily life, the rainfall water accumulating volume on roof can't neglect, if this part rainwater-collecting can be got up again sharp With can economize on resources to a certain extent.Roof garden not only cooling and insulating excellent effect, and can beautify the environment, purify sky Gas, improve Partial little climate, moreover it is possible to the pitching landscape in abundant city, the Green space of building occupancy can be compensated, greatly improve The afforestation coverage rate in city, improves the living conditions of people, improves the quality of living, and is a kind of roofing shape being worth promoting Formula.But the water requirement of roof garden is larger, more with water, increasingly lack nowadays in water resource, conserve roof garden pressure Larger and general retaining unit is built in house underground, when upper strata building or roof garden need to use water, is needed from ground Face is transported to roof, and distance is longer, and the energy of consuming is more, irrigates inconvenient.
The content of the invention
Present invention aims to many deficiencies of prior art, there is provided a kind of rainwater accumulating for roof garden System and its construction method, integrate, make overall plans by roofing construction, rainwater-collecting process and with water terminal, effectively subtract Lack the pollution of rainwater, protected water body environment, realized collection, purification, savings and the recycling of rainwater, improve water resource profit With rate, reduction water pressure, while the maintenance of roof garden can be caused and irrigate convenient, the water delivery energy is reduced, more Plus it is economic and environment-friendly.
In order to solve above-mentioned technical problem, the present invention is adopted the following technical scheme that:
A kind of rainwater accumulation system for roof garden, including roof, water collecting unit, processing unit, retaining unit and Water use sector, roof is provided with the stone road and the first vegetable layer laid by cobblestone, and stone road and first are planted Tegillum is crisscross arranged, and water collecting unit includes rainwater-collecting bucket and water-supply-pipe, and rainwater-collecting bucket is by being disposed in an evenly spaced relation in stone road The downside on road, processing unit includes landscape pond, sedimentation basin and the clarifier being sequentially connected, and rainwater-collecting bucket is by water-supply-pipe and scape Pond connection is seen, clarifier is connected by connecting tube with retaining unit, retaining unit includes the first cistern and the second cistern, the One cistern is located on roof, and the second cistern is located at house lower section.It is unnecessary in rainwater and the first vegetable layer during rainfall Rainwater is collected by rainwater-collecting bucket, rainwater-collecting bucket is designed under the stone road of cobblestone laying so that rainwater exists Before entering into rainwater-collecting bucket, the filtration layer by layer of cobblestone is first passed through, entered back in rainwater-collecting bucket, it is to avoid large particulate matter Blocking rainwater-collecting bucket, the rainwater collected through rainwater-collecting bucket is entered in landscape pond by water-supply-pipe, is planted in landscape pond Aquatile is implanted with, rainwater carries out primary purification in landscape pond by biological respinse, while also water resource is provided for landscape pond, Then the water through purification unnecessary in landscape pond is transported to by sedimentation basin by connecting tube, carries out precipitating anti-in sedimentation basin Should, the contamination precipitation in water is got off, further purified, then will be transported to clarifier through the water of precipitation reaction again Final purified treatment is carried out, and the water handled well is respectively delivered to into the first cistern and the storage of the second cistern, so as to family The use in front yard, energy saving, environmental protection and economy, pollution less, it is more healthy, maximally utilizing for natural resources is realized, in addition, retaining list Unit may also operate as regulating and storing the water yield to mitigate the effect of municipal ductwork pressure, improve the economic benefit of rainwater treatment engineering, significantly Degree reduces operation maintenance workload, greatly increases the exploitativeness and operability of rainwater treatment engineering, is conducive to promoting sea The development in continuous city;Two cisterns for arranging, improve water-holding capacity, and the first cistern is arranged on into roof, convenient to roof The pouring in garden and the use water of high-storey, water delivery distance is short, without the need for increasing excessive power-equipment, electric energy is saved, by second Cistern is arranged on house lower section, facilitates the use water of ground, lowrise layer, and water delivery speed is fast, takes full advantage of rainwater.
Further, the inside of sedimentation basin is provided with division board, and division board is provided with through hole, and sedimentation basin is separated into water by division board Layer and medicine layer, are provided with precipitating reagent in medicine layer, water layer is connected by connecting tube with clarifier.The division board of setting by water layer and Medicine layer is separated, and the pollution in water, harmful substance is deposited in the presence of precipitating reagent in medicine layer, it is ensured that water layer Clarification, makes clean water output in water layer arrive clarifier;Water phase in the through hole that division board is arranged causes precipitating reagent and water layer Mutually contact, so that it produces chemistry or physical reactions, settles, and precipitating reagent can select alkaline matter, sulfide etc..
Further, rainwater-collecting bucket is in up big and down small funnel-form, and the top surface of rainwater-collecting bucket is provided with screen pack diagrid, rain Sharp portion is uniformly provided with the madial wall of water collection bucket.The funnelform rainwater-collecting bucket for arranging prevents rainwater from flashing, setting Water of the screen pack diagrid further to entering into rainwater-collecting bucket is filtered, and the sharp portion of setting is crushed and enters into rainwater-collecting The large particulate matter of bucket, its particle is diminished so as to be not easily blocked water-supply-pipe.
Further, pour on the upside of the first cistern and be inoculated with concrete layer, waterproof layer, waterproof layer are provided with the upside of concrete layer Upside be provided with the second vegetable layer.Concrete layer is used for reinforcing the first cistern and the second cistern, and the waterproof layer of setting is prevented Extraneous sewage enters into the first cistern, pollutes the clear water in the first cistern, and the second vegetable layer of setting is used for covering the One cistern, aesthetic appeal, while also functioning to Water storage, prevents rainwater from penetrating in the first cistern.
Further, water collecting unit also includes collecting gutter, and collecting gutter is stepped to be arranged on the first vegetable layer, collecting gutter point It is not connected with stone road and the drainpipe on the outside of house.Collecting gutter is transported to a rainwater part unnecessary on the first vegetable layer At rainwater-collecting bucket, a part accelerates drainage speed along drainpipe discharge, drainpipe and rainwater-collecting bucket cooperating, keeps away Exempt from the first vegetable layer because of excessive rainfall hypoxia death.
Further, water use sector includes irrigation pipe, and irrigation pipe is connected with the first cistern, and irrigation pipe is provided with atomization spray Head, weeper, timer and gate, timer and gate connection, atomizer and weeper interval setting, weeper is provided with Filter membrane, atomizer includes sparge pipe, base and locking head, and base is provided with groove, and locking head is rotatably connected in groove, The bottom surface of groove is provided with connecting hole, and sparge pipe is connected through connecting hole with locking head, and circumferentially direction is equal on the side wall of base Even to be provided with least eight first hole for water sprayings, the side wall of locking head is provided with second hole for water spraying corresponding with the first hole for water spraying.When When needing to water the first vegetable layer and the second vegetable layer, Open valve, the water in the first cistern flows out along irrigation pipe, and Respectively vegetation is poured by atomizer and weeper, pour scope wide, it is ensured that the normal life of vegetation in roof garden It is long, water demand to external world is reduced, further up to the effect of the rainwater for making full use of recovery, can be with root using timer The time of pouring is set according to actual conditions, realizes that automation is watered, improve the efficiency poured, it is to avoid pour dilutional hyponatremia or mistake It is few;Filter membrane on weeper prevents the particulate matters such as the soil of outside blocking weeper, it is ensured that the normal work of irrigation pipe;Mist When changing shower nozzle and working, the first hole for water spraying is corresponding with the second hole for water spraying, and current enter into locking head from sparge pipe, then from eight the Two hole for water sprayings and the first hole for water spraying spray, and increased irrigated area, pour uniform, and vegetation around can be irrigated well, When not needing atomizer to work, as long as rotational lock head, make the second hole for water spraying staggered with the first hole for water spraying, it is possible to stifled The second hole for water spraying is filled in, water is sprayed.
Further, the lateral wall of locking head is provided with slide block, and the madial wall of base is provided with chute, chute and slide block phase Match somebody with somebody, chute includes the first draw-in groove, deep-slotted chip breaker and the second draw-in groove, the first draw-in groove and the second draw-in groove are located at respectively the left and right two of deep-slotted chip breaker Side, the top surface of locking head is provided with spill spin block.The chute of setting is easy to the slip and restriction of slide block, when slide block is located at the first draw-in groove When, the first hole for water spraying is connected with the second hole for water spraying, when slide block is located at the second draw-in groove, the first hole for water spraying and the second hole for water spraying phase Staggeredly so that the opening and closing of locking head are convenient, the spill spin block of setting is easy to manipulate the rotation of locking head.
A kind of construction method of the rainwater accumulation system for roof garden described above, comprises the steps:
The construction of step one, the second cistern
A, the volume size that the second cistern is determined according to the water consumption of family, determine further according to the size of the second cistern The depth and width of foundation ditch, and indicate in design drawing, then according to house desigh figure, determine the installation position of the second cistern Put, and the removing surface of the position is clean, rubbish, rubble are removed, mark is then carried out at the position, in order to foundation ditch Excavate;
B, according to design drawing, the position excavation pit of mark is being carried out using excavator, the rubble then cleared up in foundation ditch And rubbish, and foundation ditch is tamped, geotextiles and cushion are then laid in foundation ditch, and in foundation ditch side preserved pipeline passage;
C, build in foundation ditch the second cistern by laying bricks or stones, and the connection mouth of pipe is reserved on the second cistern, pacify at the connection mouth of pipe Dress marine glue;
D, performing leak test is carried out, by the position epoxy fill of the second cistern leak, it is ensured that the second cistern Sealing;
The construction of step 2, processing unit
The construction of step 3, water collecting unit
1st, the construction of rainwater-collecting bucket
A, according to design drawing, rainwater-collecting bucket is installed at assigned position, the distance between adjacent rainwater-collecting bucket is 20 ~50cm, in the bottom of rainwater-collecting bucket collecting pipe is separately installed with, and collecting pipe is connected by a total water-supply-pipe with landscape pond Connect;
B, roof top layer laying every root layer, according to design drawing every the upside of root layer lay respectively the first vegetable layer and Cobblestone, by cobblestone the top of rainwater-collecting bucket is laid on, the planting plants on the first vegetable layer, and reserved first cistern Installing space;
2nd, the excavation of collecting gutter
Excavate collecting gutter according to physical features height on the first vegetable layer, collecting gutter is stepped, and by collecting gutter respectively with The stone road laid by cobblestone and drainpipe connection;
The installation of step 4, the first cistern
A, according to design drawing and water consumption, the first cistern is built by laying bricks or stones at the installing space of the first cistern, first Laying packing cloth, then carries out performing leak test in cistern, and the position epoxy fill of the first cistern leak is protected Demonstrate,prove the sealing of the first cistern;
B, in the top casting concrete layer of the first cistern, waterproof layer is laid in the top of concrete layer, in waterproof layer Top lay the second vegetable layer;
C, the first cistern is connected with the output end of clarifier by connecting tube;
The construction of step 5, water use sector
Connect irrigation pipe on the first cistern, irrigation pipe transverse and longitudinal is arranged in a crossed manner on the first vegetable layer.
Further, the construction of the processing unit of step 2 includes
1st, the installation of clarifier
A, by roof concrete casting, and clear up the surface on roof, roof is flattened, apply on roof and be covered with waterproof painting Material, then lays waterproof layer, chooses the mount point of clarifier on roof further according to design drawing;
B, at the mount point of clarifier erection bracket, clarifier is fixedly connected on support by screw, will purify Device is connected by connecting tube with the connection mouth of pipe of the second cistern;
2nd, the installation of sedimentation basin
A, according to design drawing, the mount point of sedimentation basin is chosen on roof, and mark is carried out using scale and pulverized limestone, so Draw central cross line and datum line in mark afterwards;
B, in mark branching standing template, then poured with concrete again, form removal and carry out close after the completion of pouring The test of envelope property;
C, sedimentation basin bottom place precipitating reagent, symmetrical fixture block is then poured on the inwall of sedimentation basin, then exist Division board is placed on fixture block, it is ensured that the distance between bottom of division board and sedimentation basin is 30~50cm;
D, sedimentation basin top install sealing plate;
E, sedimentation basin is connected with clarifier by connecting tube, then returns native landfill, sedimentation basin and clarifier are embedded in Roof bottom;
3rd, the excavation of landscape pond
A, landscape pond is built respectively in the left and right sides on roof, basic unit is laid in the bottom of landscape pond, the four of landscape pond Zhou Jianshe fences;
B, in landscape pond aquatile is cultivated, the upper strata of landscape pond is connected by connecting tube with sedimentation basin.
The present invention has the advantages that as a result of above-mentioned technical proposal:
The unnecessary rainwater in rainwater and the first vegetable layer during rainfall is collected by rainwater-collecting bucket, in cobblestone laying Stone road under design rainwater-collecting bucket so that rainwater first passes through the layer of cobblestone before rainwater-collecting bucket is entered into Layer is filtered, and is entered back in rainwater-collecting bucket, it is to avoid large particulate matter blocks rainwater-collecting bucket, collects through rainwater-collecting bucket Rainwater entered in landscape pond by water-supply-pipe, plant in landscape pond and be implanted with aquatile, rainwater is in landscape pond by biology Reaction carries out primary purification, while also provide water resource for landscape pond, then by connecting tube by process unnecessary in landscape pond The water of purification is transported to sedimentation basin, and precipitation reaction is carried out in sedimentation basin, and the contamination precipitation in water is got off, and carries out further Purification, then will be transported to clarifier through the water of precipitation reaction again carries out final purified treatment, and by the moisture handled well The first cistern and the storage of the second cistern are not transported to, so as to the use of family, energy saving, environmental protection and economy, pollution are less, more Health, realizes maximally utilizing for natural resources;In addition, retaining unit may also operate as regulating and storing the water yield to mitigate city planting ductwork pressure The effect of power, improves the economic benefit of rainwater treatment engineering, drastically reduce the area operation maintenance workload, greatly increases at rainwater The exploitativeness and operability of science and engineering journey, is conducive to promoting the development in sponge city;Two cisterns for arranging, improve retaining Ability, by the first cistern roof is arranged on, and convenient pouring and the use water of high-storey to roof garden, water delivery distance is short, Need not increase excessive power-equipment, save electric energy, the second cistern is arranged on into house lower section, facilitate ground, lowrise layer With water, water delivery speed is fast, takes full advantage of rainwater.
The present invention integrates, makes overall plans by roofing construction, rainwater-collecting process and with water terminal, effectively reduces The pollution of rainwater, protects water body environment, realizes collection, purification, savings and the recycling of rainwater, improves water resource and utilizes Rate, reduction water pressure, while can cause the maintenance of roof garden and irrigate convenient, reduces the water delivery energy, more It is economic and environment-friendly.
Description of the drawings
Below in conjunction with the accompanying drawings the invention will be further described:
Fig. 1 is a kind of structural representation of the rainwater accumulation system for roof garden of the present invention;
Fig. 2 be Fig. 1 in A to structural representation;
Fig. 3 is the planar structure schematic diagram on roof in the present invention;
Fig. 4 is the structural representation of rainwater collection bucket in the present invention;
Fig. 5 is the structural representation of irrigation pipe in the present invention;
Fig. 6 is the structural representation of atomizer in the present invention.
Reference:1st, roof;2nd, stone road;3rd, the first vegetable layer;4th, rainwater-collecting bucket;5th, water-supply-pipe;6th, landscape Pond;7th, sedimentation basin;8th, clarifier;9th, the first cistern;10th, the second cistern;11st, division board;12nd, through hole;13rd, water layer;14、 Medicine layer;15th, screen pack diagrid;16th, sharp portion;17th, concrete layer;18th, waterproof layer;19th, the second vegetable layer;20th, irrigation pipe; 21st, atomizer;22nd, weeper;23rd, filter membrane;24th, sparge pipe;25th, base;26th, locking head;27th, groove;28th, connect Hole;29th, the first hole for water spraying;30th, the second hole for water spraying;31st, slide block;32nd, the first draw-in groove;33rd, deep-slotted chip breaker;34th, the second draw-in groove;35、 Spill spin block;36th, connecting tube;37th, collecting gutter.
Specific embodiment
As shown in figures 1 to 6, it is a kind of rainwater accumulation system for roof garden of the present invention, including roof 1, catchment list Unit, processing unit, retaining unit and water use sector, roof 1 is provided with the stone road 2 and first laid by cobblestone Vegetable layer 3, stone road 2 is crisscross arranged with the first vegetable layer 3, and water collecting unit includes rainwater-collecting bucket 4 and water-supply-pipe 5, rainwater , by the downside for being disposed in an evenly spaced relation in stone road 2, rainwater-collecting bucket 4 is in up big and down small funnel-form, rainwater-collecting for collection bucket 4 The top surface of bucket 4 is provided with screen pack diagrid 15, and sharp portion 16 is uniformly provided with the madial wall of rainwater-collecting bucket 4.The funnel-form of setting Rainwater-collecting bucket 4 prevent rainwater from flashing, the water of the screen pack diagrid 15 of setting further to entering into rainwater-collecting bucket 4 is carried out Filter, the sharp portion 16 of setting crushes the large particulate matter for entering into rainwater-collecting bucket 4, its particle is diminished so as to be difficult to block up Plug water-supply-pipe 5.Water collecting unit also includes collecting gutter 37, and collecting gutter 37 is stepped to be arranged on the first vegetable layer 3, collecting gutter 37 It is connected with stone road 2 and the drainpipe on the outside of house respectively.Collecting gutter 37 is a part of by rainwater unnecessary on the first vegetable layer 3 It is transported at rainwater-collecting bucket 4, a part accelerates draining along drainpipe discharge, drainpipe and the cooperating of rainwater-collecting bucket 4 Speed, it is to avoid the first vegetable layer 3 hypoxia death because of excessive rainfall.
Processing unit includes landscape pond 6, sedimentation basin 7 and the clarifier 8 being sequentially connected, and rainwater-collecting bucket 4 passes through water-supply-pipe 5 It is connected with landscape pond 6, the inside of sedimentation basin 7 is provided with division board 11, division board 11 is provided with through hole 12, division board 11 is by sedimentation basin 7 are separated into water layer 13 and medicine layer 14, and medicine layer 14 is interior to be provided with precipitating reagent, and water layer 13 is connected by connecting tube 36 with clarifier 8. The division board 11 of setting separates water layer 13 and medicine layer 14, make pollution in water, harmful substance precipitating reagent effect Under be deposited in medicine layer 14, it is ensured that the clarification of water layer 13, make in water layer 13 clean water output to clarifier 8;In division board 11 through holes 12 for arranging cause precipitating reagent to contact with each other with the water in water layer 13, so that it produces chemistry or physical reactions, Settle, precipitating reagent can select alkaline matter, sulfide etc..Clarifier 8 is connected by connecting tube 36 with retaining unit, is stored Water unit includes the first cistern 9 and the second cistern 10, and the first cistern 9 is located on roof 1, and the second cistern 10 is located at room Room lower section.The upside of the first cistern 9 is poured and is inoculated with concrete layer 17, and the upside of concrete layer 17 is provided with waterproof layer 18, waterproof layer 18 upside is provided with the second vegetable layer 19.Concrete layer 17 is used for reinforcing the first cistern 9, and the waterproof layer 18 of setting prevents the external world Sewage enter into the first cistern 9, pollute the clear water in the first cistern 9, the second vegetable layer 19 of setting is used for covering the One cistern 9, aesthetic appeal, while also functioning to the effect of retaining, solid water, prevents rainwater from penetrating in the first cistern 9.
Water use sector includes irrigation pipe 20, and irrigation pipe 20 is connected with the first cistern 9, and irrigation pipe 20 is provided with atomizer 21st, weeper 22, timer and gate, timer and gate connection, atomizer 21 and the interval setting of weeper 22, weeper 22 are provided with filter membrane 23, and the filter membrane 23 on weeper 22 prevents the particulate matters such as the soil of outside blocking weeper 22, protects The normal work of card irrigation pipe 20;When needing to water the first vegetable layer 3 and the second vegetable layer 19, Open valve, first stores Water in pond 9 flows out along irrigation pipe 20, and by atomizer 21 and weeper 22 vegetation is poured respectively, pours Scope is wide, it is ensured that the normal growth of vegetation in the garden of roof 1, water demand to external world is reduced, further up to abundant profit With the effect of the rainwater for reclaiming, the time of pouring can be set according to actual conditions using timer, realize that automation is watered, Improve the efficiency poured, it is to avoid pour dilutional hyponatremia or very few.Atomizer 21 includes sparge pipe 24, base 25 and locking head 26, Base 25 is provided with groove 27, and locking head 26 is rotatably connected in groove 27, and the bottom surface of groove 27 is provided with connecting hole 28, water spray Pipe 24 is connected through connecting hole 28 with locking head 26, and circumferentially direction is uniformly provided with least eight first sprays on the side wall of base 25 Water hole 29, the side wall of locking head 26 is provided with second hole for water spraying 30 corresponding with the first hole for water spraying 29.Atomizer 21 works When, the first hole for water spraying 29 is corresponding with the second hole for water spraying 30, and current enter into locking head 26 from sparge pipe 24, then from eight second The hole for water spraying 29 of hole for water spraying 30 and first sprays, and increased irrigated area, pours uniform, and vegetation around can be filled well Irrigate, when not needing atomizer 21 to work, as long as rotational lock head 26, the second hole for water spraying 30 is intersected with the first hole for water spraying 29 It is wrong, it is possible to block the second hole for water spraying 30, water is sprayed.The lateral wall of locking head 26 is provided with slide block 31, base 25 Madial wall is provided with chute, and chute matches with slide block 31, and chute includes the first draw-in groove 32, the draw-in groove 34 of deep-slotted chip breaker 33 and second, , respectively positioned at the left and right sides of deep-slotted chip breaker 33, the top surface of locking head 26 is provided with spill spin block for first draw-in groove 32 and the second draw-in groove 34 35.The chute of setting is easy to the slip and restriction of slide block 31, when slide block 31 is located at the first draw-in groove 32, the first hole for water spraying 29 and the Two hole for water sprayings 30 are connected, and when slide block 31 is located at the second draw-in groove 34, the first hole for water spraying 29 and the second hole for water spraying 30 are staggered, make The opening and closing for obtaining locking head 26 are convenient, and the spill spin block 35 of setting is easy to manipulate the rotation of locking head 26.
The unnecessary rainwater in rainwater and the first vegetable layer 3 during rainfall is collected by rainwater-collecting bucket 4, in cobblestone paving If the design rainwater-collecting of stone road 2 times buckets 4 so that rainwater first passes through cobblestone before rainwater-collecting bucket 4 is entered into Filtration layer by layer, enter back in rainwater-collecting bucket 4, it is to avoid large particulate matter blocking rainwater-collecting bucket 4, through rainwater-collecting bucket 4 rainwater collected are entered in landscape pond 6 by water-supply-pipe 5, are planted in landscape pond 6 and are implanted with aquatile, and rainwater is in landscape pond 6 It is interior that primary purification is carried out by biological respinse, while also water resource is provided for landscape pond 6, then by connecting tube 36 by landscape pond The unnecessary water through purification is transported to sedimentation basin 7 in 6, precipitation reaction is carried out in sedimentation basin 7, by under the contamination precipitation in water Come, further purified, then will be transported to clarifier 8 through the water of precipitation reaction again carries out final purified treatment, And the water handled well is respectively delivered to into the first cistern 9 and the second cistern 10 is stored, so as to the use of family, save energy Source, environmental protection and economy, pollution less, it is more healthy, realize maximally utilizing for natural resources, in addition, retaining unit may also operate as adjust Reservoir storage improves the economic benefit of rainwater treatment engineering to mitigate the effect of municipal ductwork pressure, drastically reduce the area operation dimension Shield workload, greatly increases the exploitativeness and operability of rainwater treatment engineering, is conducive to promoting the development in sponge city;If Two cisterns put, improve water-holding capacity, and the first cistern 9 is arranged on into roof 1, the convenient pouring to the garden of roof 1 with And the use water of high-storey, water delivery distance is short, without the need for increasing excessive power-equipment, saves electric energy, and the second cistern 10 is arranged Below house, facilitate the use water of ground, lowrise layer, water delivery speed is fast, takes full advantage of rainwater.
A kind of construction method of the rainwater accumulation system for roof garden described above, comprises the steps:
The construction of step one, the second cistern 10
A, the volume size that the second cistern 10 is determined according to the water consumption of family, further according to the size of the second cistern 10 Determine the depth and width of foundation ditch, and indicate in design drawing, then according to house desigh figure, determine the peace of the second cistern 10 Holding position, and the removing surface of the position is clean, rubbish, rubble are removed, mark is then carried out at the position, in order to base The excavation in hole;
B, according to design drawing, the position excavation pit of mark is being carried out using excavator, the rubble then cleared up in foundation ditch And rubbish, and foundation ditch is tamped, geotextiles and cushion are then laid in foundation ditch, and in foundation ditch side preserved pipeline passage;
C, build in foundation ditch the second cistern 10 by laying bricks or stones, and the connection mouth of pipe is reserved on the second cistern 10, in the connection mouth of pipe Place is installed by marine glue;
D, performing leak test is carried out, by the position epoxy fill of the leak of the second cistern 10, it is ensured that the second retaining The sealing in pond 10;
The construction of step 2, processing unit
1st, the installation of clarifier 8
A, by the concrete casting of roof 1, and clear up the surface on roof 1, roof 1 is flattened, apply on roof 1 be covered with it is anti- Water paint, then lays waterproof layer 18, chooses the mount point of clarifier 8 on roof 1 further according to design drawing;
B, at the mount point of clarifier 8 erection bracket, clarifier 8 is fixedly connected on support by screw, will be net Change device 8 to connect by the connection mouth of pipe of the cistern 10 of connecting tube 36 and second;
2nd, the installation of sedimentation basin 7
A, according to design drawing, the mount point of sedimentation basin 7 is chosen on roof 1, and mark is carried out using scale and pulverized limestone, Then central cross line and datum line are drawn in mark;
B, in mark branching standing template, then poured with concrete again, form removal and carry out close after the completion of pouring The test of envelope property;
C, sedimentation basin 7 bottom place precipitating reagent, symmetrical fixture block is then poured on the inwall of sedimentation basin 7, then Division board 11 is placed on fixture block, it is ensured that the distance between bottom of division board 11 and sedimentation basin 7 is 30~50cm;
D, sedimentation basin 7 top install sealing plate;
E, sedimentation basin 7 is connected with clarifier 8 by connecting tube 36, native landfill is then returned, by sedimentation basin 7 and clarifier 8 It is embedded in roof bottom;
3rd, the excavation of landscape pond 6
A, landscape pond 6 is built respectively in the left and right sides on roof 1, basic unit is laid in the bottom of landscape pond 6, in landscape pond 6 Surrounding build fence;
B, in the landscape pond 6 cultivation aquatile, the upper strata of landscape pond 6 is connected by connecting tube 36 with sedimentation basin 7.
The construction of step 3, water collecting unit
1st, the construction of rainwater-collecting bucket 4
A, according to design drawing, rainwater-collecting bucket 4 is installed at assigned position, the distance between adjacent rainwater-collecting bucket 4 is 20~50cm, in the bottom of rainwater-collecting bucket 4 collecting pipe is separately installed with, and collecting pipe passes through total a water-supply-pipe 5 and landscape Pond 6 connects;
B, the top layer on roof 1 are laid every root layer, and the first vegetable layer 3 is being laid respectively every the upside of root layer according to design drawing And cobblestone, cobblestone is laid on into the top of rainwater-collecting bucket 4, the planting plants on the first vegetable layer 3, and reserved first storage The installing space in pond 9;
2nd, the excavation of collecting gutter 37
Collecting gutter 37 is excavated according to physical features height on the first vegetable layer 3, collecting gutter 37 is stepped, and by collecting gutter 37 It is connected with the stone road 2 and drainpipe laid by cobblestone respectively;
The installation of step 4, the first cistern 9
A, according to design drawing and water consumption, the first cistern 9 is built by laying bricks or stones at the installing space of the first cistern 9, Laying packing cloth, then carries out performing leak test in one cistern 9, and the position of the leak of the first cistern 9 is filled out with epoxy resin Mend, it is ensured that the sealing of the first cistern 9;
B, in the top casting concrete layer 17 of the first cistern 9, lay waterproof layer 18 in the top of concrete layer 17, Lay the second vegetable layer 19 in the top of waterproof layer 18;
C, the first cistern 9 is connected with the output end of clarifier 8 by connecting tube 36;
The construction of step 5, water use sector
Connect irrigation pipe 20 on the first cistern 9, the transverse and longitudinal of irrigation pipe 20 is arranged in a crossed manner on the first vegetable layer 3.
The specific embodiment of the present invention is these are only, but the technical characteristic of the present invention is not limited thereto.It is any with this It is to solve essentially identical technical problem based on bright, realizes essentially identical technique effect, done simple change, etc. With replacement or modification etc., all it is covered by among protection scope of the present invention.

Claims (9)

1. a kind of rainwater accumulation system for roof garden, including roof, water collecting unit, processing unit, retaining unit and use Water unit, it is characterised in that:The roof is provided with the stone road and the first vegetable layer laid by cobblestone, described Stone road is crisscross arranged with first vegetable layer, and the water collecting unit includes rainwater-collecting bucket and water-supply-pipe, the rainwater By the downside for being disposed in an evenly spaced relation in the stone road, the processing unit includes the landscape pond being sequentially connected, sinks collection bucket Shallow lake pond and clarifier, the rainwater-collecting bucket is connected by the water-supply-pipe with the landscape pond, and the clarifier is by connection Pipe is connected with the retaining unit, and the retaining unit includes the first cistern and the second cistern, the first cistern position On the roof, second cistern is located at house lower section.
2. a kind of rainwater accumulation system for roof garden according to claim 1, it is characterised in that:The sedimentation basin Inside be provided with division board, the division board is provided with through hole, and the sedimentation basin is separated into water layer and medicine by the division board Layer, is provided with precipitating reagent in the medicine layer, the water layer is connected by the connecting tube with the clarifier.
3. a kind of rainwater accumulation system for roof garden according to claim 1, it is characterised in that:The rainwater collection Collection bucket is in up big and down small funnel-form, and the top surface of the rainwater-collecting bucket is provided with screen pack diagrid, the rainwater-collecting bucket it is interior Sharp portion is uniformly provided with the wall of side.
4. a kind of rainwater accumulation system for roof garden according to claim 1, it is characterised in that:Described first stores Pour on the upside of pond and be inoculated with concrete layer, waterproof layer is provided with the upside of the concrete layer, is provided with the upside of the waterproof layer Two vegetable layers.
5. a kind of rainwater accumulation system for roof garden according to claim 1, it is characterised in that:The list that catchments Unit also include collecting gutter, the collecting gutter is stepped to be arranged on first vegetable layer, the collecting gutter respectively with it is described Drainpipe connection on the outside of stone road and house.
6. a kind of rainwater accumulation system for roof garden according to claim 1, it is characterised in that:It is described to use water list Unit includes irrigation pipe, and the irrigation pipe is connected with first cistern, the irrigation pipe be provided with atomizer, weeper, Timer and gate, the timer and gate connection, the atomizer and the weeper interval setting, the drop Water hole is provided with filter membrane, and the atomizer includes sparge pipe, base and locking head, and the base is provided with groove, described Locking head is rotatably connected in the groove, and the bottom surface of the groove is provided with connecting hole, and the sparge pipe passes through the connection Hole is connected with the locking head, and circumferentially direction is uniformly provided with least eight first hole for water sprayings on the side wall of the base, described The side wall of locking head is provided with second hole for water spraying corresponding with first hole for water spraying.
7. a kind of rainwater accumulation system for roof garden according to claim 6, it is characterised in that:The locking head Lateral wall be provided with slide block, the madial wall of the base is provided with chute, and the chute matches with the slide block, the cunning Groove includes the first draw-in groove, deep-slotted chip breaker and the second draw-in groove, and first draw-in groove and second draw-in groove are located at respectively the deep-slotted chip breaker The left and right sides, the top surface of the locking head is provided with spill spin block.
8. a kind of construction method of the rainwater accumulation system for roof garden as claimed in claim 1, it is characterised in that:Bag Include following steps:
The construction of step one, the second cistern
A, the volume size that the second cistern is determined according to the water consumption of family, further according to the size of the second cistern foundation ditch is determined Depth and width, and indicate in design drawing, then according to house desigh figure, determine the installation site of the second cistern, and The removing surface of the position is clean, rubbish, rubble are removed, mark is then carried out at the position, in order to the excavation of foundation ditch;
B, according to design drawing, using excavator carrying out the position excavation pit of mark, the rubble then cleared up in foundation ditch and rubbish Rubbish, and foundation ditch is tamped, geotextiles and cushion are then laid in foundation ditch, and in foundation ditch side preserved pipeline passage;
C, build in foundation ditch the second cistern by laying bricks or stones, and the connection mouth of pipe is reserved on the second cistern, install anti-at the connection mouth of pipe Glue;
D, performing leak test is carried out, by the position epoxy fill of the second cistern leak, it is ensured that the second cistern it is close Feng Xing;
The construction of step 2, processing unit
The construction of step 3, water collecting unit
1st, the construction of rainwater-collecting bucket
A, according to design drawing, rainwater-collecting bucket is installed at assigned position, the distance between adjacent rainwater-collecting bucket for 20~ 50cm, in the bottom of rainwater-collecting bucket collecting pipe is separately installed with, and collecting pipe is connected by a total water-supply-pipe with landscape pond;
B, the top layer on roof are laid every root layer, and the first vegetable layer and goose ovum are being laid respectively every the upside of root layer according to design drawing Stone, by cobblestone the top of rainwater-collecting bucket is laid on, the planting plants on the first vegetable layer, and the peace of reserved first cistern Dress space;
2nd, the excavation of collecting gutter
Excavate collecting gutter according to physical features height on the first vegetable layer, collecting gutter is stepped, and by collecting gutter respectively with by goose The stone road of cobble laying and drainpipe connection;
The installation of step 4, the first cistern
A, according to design drawing and water consumption, the first cistern is built by laying bricks or stones at the installing space of the first cistern, in the first retaining Packing cloth is laid in pond, performing leak test is then carried out, by the position epoxy fill of the first cistern leak, it is ensured that the The sealing of one cistern;
B, in the top casting concrete layer of the first cistern, waterproof layer is laid in the top of concrete layer, in the upper of waterproof layer The second vegetable layer of side's laying;
C, the first cistern is connected with the output end of clarifier by connecting tube;
The construction of step 5, water use sector
Connect irrigation pipe on the first cistern, irrigation pipe transverse and longitudinal is arranged in a crossed manner on the first vegetable layer.
9. a kind of rainwater accumulation system for roof garden according to claim 8, it is characterised in that:
The construction of the processing unit of step 2 includes
1st, the installation of clarifier
A, by roof concrete casting, and clear up the surface on roof, roof is flattened, apply on roof and be covered with water-repellent paint, Then waterproof layer is laid, the mount point of clarifier is chosen on roof further according to design drawing;
B, at the mount point of clarifier erection bracket, clarifier is fixedly connected on support by screw, clarifier is led to Cross connecting tube to connect with the connection mouth of pipe of the second cistern;
2nd, the installation of sedimentation basin
A, according to design drawing, the mount point of sedimentation basin is chosen on roof, and mark, Ran Hou are carried out using scale and pulverized limestone Mark draws central cross line and datum line;
B, in mark branching standing template, then poured with concrete again, form removal and carry out sealing after the completion of pouring Test;
C, sedimentation basin bottom place precipitating reagent, symmetrical fixture block is then poured on the inwall of sedimentation basin, then in fixture block Upper placement division board, it is ensured that the distance between bottom of division board and sedimentation basin is 30~50cm;
D, sedimentation basin top install sealing plate;
E, sedimentation basin is connected with clarifier by connecting tube, then returns native landfill, sedimentation basin and clarifier are embedded in into roof Bottom;
3rd, the excavation of landscape pond
A, landscape pond is built respectively in the left and right sides on roof, in the bottom of landscape pond basic unit is laid, build in the surrounding of landscape pond If fence;
B, in landscape pond aquatile is cultivated, the upper strata of landscape pond is connected by connecting tube with sedimentation basin.
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CN109208426A (en) * 2018-09-21 2019-01-15 深圳市鹏升建设有限公司 A kind of municipal road construction structure and its construction method
CN109673477A (en) * 2019-01-24 2019-04-26 王菲 A kind of ecological park roof vegetation irrigation rig
CN109853705A (en) * 2019-01-24 2019-06-07 四汇建设集团有限公司 The short route processing system of cell rainwater reuse
CN110144992A (en) * 2019-04-20 2019-08-20 北京北发生态园林有限公司 The anti-flood device of Rain Garden
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CN109853705A (en) * 2019-01-24 2019-06-07 四汇建设集团有限公司 The short route processing system of cell rainwater reuse
CN109673477B (en) * 2019-01-24 2022-01-25 王菲 Ecological garden roof vegetation irrigation equipment
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CN111771676A (en) * 2020-07-02 2020-10-16 重庆思尔达信息科技有限公司 Automatic spraying system for smart environment
CN113026861A (en) * 2021-03-12 2021-06-25 黄河勘测规划设计研究院有限公司 Rainwater collection, filtration and re-irrigation device based on landscape and garden and use method thereof
CN114097472A (en) * 2021-09-30 2022-03-01 国网宁夏电力有限公司电力科学研究院 Power transmission and transformation tower footing ecological remediation system

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