CN104532942A - Rainwater purification tree box system - Google Patents

Rainwater purification tree box system Download PDF

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Publication number
CN104532942A
CN104532942A CN201410709507.4A CN201410709507A CN104532942A CN 104532942 A CN104532942 A CN 104532942A CN 201410709507 A CN201410709507 A CN 201410709507A CN 104532942 A CN104532942 A CN 104532942A
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CN
China
Prior art keywords
rainwater
rainwater purification
layer
tree case
purification tree
Prior art date
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Granted
Application number
CN201410709507.4A
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Chinese (zh)
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CN104532942B (en
Inventor
秦升益
孙青亮
陈梅娟
王振帮
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Renchuang ecological environmental protection Polytron Technologies Inc
Original Assignee
BEIJING RECHSAND ECOLOGICAL ENVIRONMENT PROTECTION SCIENCE & TECHNOLOGY Co Ltd
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Priority to CN201410709507.4A priority Critical patent/CN104532942B/en
Publication of CN104532942A publication Critical patent/CN104532942A/en
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Publication of CN104532942B publication Critical patent/CN104532942B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01GHORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G9/00Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
    • A01G9/02Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
    • 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
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F2201/00Details, devices or methods not otherwise provided for
    • E03F2201/10Dividing the first rain flush out of the stormwater flow

Abstract

The invention relates to the technical field of urban landscaping tree boxes, and discloses a rainwater purification tree box system. The rainwater purification tree box system comprises a rainwater purification tree box, a water inlet pipe, a water outlet pipe, purification stone and a collecting well; and the rainwater purification tree box is communicated with the collecting well through the water inlet pipe. The rainwater purification tree box comprises an outer wall, a first cover plate and a base plate, wherein the first cover plate and the base plate are connected with the outer wall. A water purification layer and a second soil layer are sequentially arranged in the rainwater purification tree box from bottom to top; the water outlet end of the water inlet pipe penetrates the outer wall to be located above the water purification layer; the water inlet end of the water outlet pipe penetrates the outer wall to be located at the position, close to the base plate, in the water purification layer; the purification stone is communicated with the outer wall and the collecting well; and the purification stone is made of water-permeable silica sand. By means of the rainwater purification tree box system, rainwater is collected through the purification stone and the collecting well; the rainwater is effectively purified after being filtered by the rainwater purification tree box; and the purified rainwater is recycled.

Description

A kind of rainwater purification tree case system
Technical field
The present invention relates to box technology field, urban green-making tree, particularly relate to a kind of rainwater purification tree case system, be particularly a kind ofly beneficial to arboreal growth and can the rainwater purification tree case system of purifying rainwater.
Background technology
Existing tree case adopts concreting mostly, or van-type structure, perforate on road kerb, installs rain perforaled strainer, then covers reinforced concrete cover plate.Concrete material is airtight, and the rainwater of storage can go bad, and has had a strong impact on Rainwater Quality, is unfavorable for arboreal growth and tree root respiration.Concrete material need consume a large amount of rocks or land resources, and builds, transport and install inconvenience, costly.
In existing tree case, rainwater directly can be drained through inlet for stom water, can not recycle rainwater resource.Along with Development of Urbanization aggravation, a large amount of rainfall runofves process just directly discharge, increases the burden of urban sewerage and drainage facility, particularly early-stage rainwater and is doped with a large amount of earth's surface pollutants, flows into river course and makes river water quality blackout, smelly.
Large quantifier elimination shows, rainfall runoff has obvious first flush effect, and namely as a rule, pollutant concentrates in the several millimeters of rainfall at initial stage.Early-stage rainwater runoff has that flow is large, impact is strong, pollution load high, and carrying out the comprehensive regulation has become important emerging problem.Rainwater is in descent, dissolved gas in air, dissolve or suspension solid, heavy metal and bacterium etc. can enter wherein, pollutant in surface flow is mainly from rainfall washing away earth's surface, so surface sediments is the main source of pollutant in surface flow.Surface sediments comprises many pollutants, has solid-state castoff chip, as municipal refuse, animal wastes, Urban Building Construction place deposit; Chemicals, as fertilizer and pesticide, vehicle emission etc. that lawn is used.Its sedimental source, earth's surface with different land use function is different, thus rainwater water quality can because of the difference of place, time difference to some extent.
In view of the defect of above-mentioned prior art, need to provide a kind of and be beneficial to arboreal growth and can the rainwater purification tree case system of purifying rainwater.
Summary of the invention
(1) technical problem that will solve
The technical problem to be solved in the present invention is that existing tree case adopts concreting mostly, or van-type structure, perforate on road kerb, installs rain perforaled strainer, then covers reinforced concrete cover plate.Concrete material is airtight, and the rainwater of storage can go bad, and has had a strong impact on Rainwater Quality, is unfavorable for arboreal growth and tree root respiration.Concrete material need consume a large amount of rocks or land resources, and builds, transport and install inconvenience, costly.In tree case, rainwater directly can be drained through inlet for stom water, can not recycle rainwater resource.Along with Development of Urbanization aggravation, a large amount of rainfall runofves is not just processed directly discharge, increases the problem of the burden of urban sewerage and drainage facility.
(2) technical scheme
In order to solve the problems of the technologies described above, the invention provides a kind of rainwater purification tree case system.This rainwater purification tree case system comprises rainwater purification tree case, water inlet pipe, outlet pipe, crosses fitros and collect well, and described rainwater purification tree case is communicated with described collection well by described water inlet pipe; Described rainwater purification tree case comprises: outer wall, the first cover plate be connected with outer wall and base plate; Drainage layer and the second soil layer is disposed with from the bottom to top respectively in described rainwater purification tree case, the water side of described water inlet pipe is positioned at above described drainage layer through described outer wall, the water inlet end of described outlet pipe is positioned at the described drainage layer of close described base plate through described outer wall, describedly cross fitros respectively with described outer wall and collects well and be communicated with, described mistake fitros is silica sand pervious layer.
Wherein, also comprise the first soil layer and be laid on the second cover plate on the first soil layer, described rainwater purification tree case is positioned at described first soil layer through described second cover plate, described first cover plate is positioned at the top of described second cover plate, and the outer wall of described outer wall, the second cover plate and collection well is silica sand pervious layer.
Wherein, described drainage layer comprises the first drainage layer and the second drainage layer, and described first drainage layer is between described first soil layer and the second drainage layer, and the water side of described water inlet pipe is positioned at described second drainage layer.
Wherein, described first drainage layer is silica sand pervious layer, and described second drainage layer is macadam.
Wherein, be provided with described drainage layer in described collection well, the water inlet end of described water inlet pipe is positioned at the top of described drainage layer.
Wherein, described first cover plate is provided with multiple air vent.
Wherein, also comprise ventilating pipe, one end of described ventilating pipe is corresponding with described air vent to be arranged, and the other end is communicated with the water side of described water inlet pipe, and the junction of described ventilating pipe and water inlet pipe is provided with multiple weep hole.
Wherein, also comprise base, described rainwater purification tree case and collection well are all arranged on described base.
Wherein, removably connect between described first cover plate, outer wall and base plate.
Wherein, be also provided with hypothallus in described rainwater purification tree case, described hypothallus is positioned at the top of described second soil layer.
(3) beneficial effect
Technique scheme tool of the present invention has the following advantages: in rainwater purification tree case system provided by the invention, rainwater purification tree case is communicated with collection well by water inlet pipe; Rainwater purification tree case comprises: outer wall, the first cover plate be connected with outer wall and base plate; Drainage layer and the second soil layer is disposed with from the bottom to top respectively in rainwater purification tree case, the water side of water inlet pipe is positioned at above drainage layer through outer wall, the water inlet end of outlet pipe is positioned at the drainage layer of close base plate through outer wall, cross fitros respectively with outer wall and collect well and be communicated with, crossing fitros is that silica sand is permeable.Rainwater purification tree case system provided by the invention was passed through fitros and collected well to collect rainwater, and effective purifying rainwater after rainwater purification tree case filters, recycling after purifying rainwater, has the advantage of good purification and energy conservation.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiment of the present invention rainwater purification tree case system;
Fig. 2 is the sectional view of the middle B-B of embodiment of the present invention rainwater purification tree case system;
Fig. 3 is the structural representation of rainwater purification tree case in embodiment of the present invention rainwater purification tree case system;
Fig. 4 is the sectional view of A-A in embodiment of the present invention rainwater purification tree case system.
In figure: 1: rainwater purification tree case; 2: base 3: water inlet pipe; 4: collect well; 5: the first soil layers; 6: the second cover plates; 7: the second soil layers; 8: outlet pipe; 10: cross fitros; 11: the first cover plates; 12: hypothallus; 13: the first drainage layers; 14: the second drainage layers; 15: outer wall; 16: inlet opening.
Detailed description of the invention
In describing the invention, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the machine of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
As shown in Figures 1 to 4, the rainwater purification tree case system that the embodiment of the present invention provides comprises: rainwater purification is set case, water inlet pipe 3, outlet pipe 8, crossed fitros 10 and collect well 4, and rainwater purification tree case 1 is communicated with collection well 4 by water inlet pipe 3; Rainwater purification tree case 1 comprises: outer wall 15, the first cover plate 11 and the base plate be connected with outer wall 15; Be disposed with drainage layer and the second soil layer 7 from the bottom to top respectively in rainwater purification tree case 1, in the present embodiment, the top of the second soil layer 7 is also provided with hypothallus 12, and hypothallus 12 is the materials such as leaf, as the nutrient absorption layer of plant.The water side of water inlet pipe 3 through outer wall 15, and is positioned at the top of drainage layer.Water flow to drainage layer from the water side of water inlet pipe 3, after filtration after water layer impurity screening from up and down and under enter the water after being filtered in the second soil layer 7 and recycled by the plant absorption set in case.The water inlet end of outlet pipe 8 is positioned at the drainage layer near base plate through outer wall 15, and cross fitros 10 respectively with outer wall 15 and collects well 4 and be communicated with, mistake fitros 10 is silica sand pervious layer.The water side of outlet pipe 8 and other pipeline communications.Rainwater after purification is recycled again by other pipelines.
Silica sand pervious layer in the rainwater purification tree case system that the present embodiment provides is prior art, and namely the mixture solidified of silica sand and adhesive is formed, and water is seeped water by the capillary tube of silica sand pervious layer, is not easy to be blocked by dust.And can breathe freely, cross fitros 10 and adopt silica sand pervious layer, rainwater can be entered by silica sand pervious layer and collect in well 4 and rainwater purification tree case 1.
The junction that in the present embodiment, case 1 set by fitros 10 and collection well 4 or rainwater purification excessively can be provided with through hole, facilitates rainwater to pass through, and cross the mixture that fitros 10 also can be silica sand pervious layer and crushed stone, silica sand pervious layer is coated on the outside of crushed stone.Crossing fitros is L-type, can be arranged on road ditch and sidewalk intersection.
The rainwater purification tree case system that the present embodiment provides also comprises the first soil layer 5 and is laid on the second cover plate 6 on the first soil layer 5, rainwater purification tree case is positioned at the first soil layer 5 through the second cover plate 6, first cover plate 11 is positioned at the top of the second cover plate 6, and the outer wall of outer wall 15, second cover plate 6 and collection well 4 is silica sand pervious layer.The macadam that in the present embodiment, the second drainage layer 14 forms for rubble, in order to good filtration effect, in the present embodiment, the first filtration beds 13 is silica sand pervious layer.
Drainage layer in the rainwater purification tree case system that the present embodiment provides comprises the first drainage layer 13 and the second drainage layer 14, adopts two-layer drainage layer, but be not limited to two-layer in the present embodiment.First drainage layer 13 is between the second drainage layer 14 and the second soil layer 7, and namely the first drainage layer 13 is positioned at the top of the second drainage layer 14.Second drainage layer 14 is for the larger impurity of filtering particle, and the first drainage layer 13 is for the less impurity of filtering particle, and double medium filtration is effective.In the present embodiment, the inlet opening 16 of outlet pipe 8 is positioned at the second drainage layer 14, makes water from inlet opening 16, enter outlet pipe 8 through the second drainage layer 14 again through the first drainage layer 13 and flows out.
Silica sand pervious layer in the rainwater purification tree case system that the present embodiment provides can be breathed freely, and outer wall 15 adopts silica sand pervious layer, and rainwater undergoes no deterioration.The rainwater purification tree case system that the present embodiment provides has very high clearance to pollutant.Pollutants removal rate is as shown in table 1, makes the water quality after removing reach as shown in table 2.
Table 1
Table 2
In order to increase the gas permeability of rainwater purification tree case system, the present embodiment is also provided with multiple air vent on the first cover plate 11, for ventilation.In order to make gas permeability better, the present embodiment also comprises ventilating pipe, and one end of ventilating pipe is corresponding with air vent to be arranged, and namely one end of ventilating pipe is positioned at the below of air vent.The other end of ventilating pipe is communicated with the water inlet end of water inlet pipe 3, the water inlet end of water inlet pipe 3 is provided with multiple inlet opening 16.Air enters in drainage layer through air vent, ventilating pipe and inlet opening 16.
Conveniently carry, removably connect between the first cover plate 11, outer wall 15 and base plate in the rainwater purification tree case system that the present embodiment provides.The method that foreign material are removed and detailed process comprise: precipitation, filtration, adsorption/absorption, cation exchange, polar/non-polar absorption, aerobic/anaerobic microbial decomposition, digestion, anti-digestion process, plant retain with absorb, carbon containing and metal Cycle of nutrients, silica sand device are regulated and stored, volatilize/evaporate, rainwater storage is fresh-keeping, rainwater recycles.
Rainwater purification that the present embodiment provides tree case system can be applied to municipal engineering field, purifies, recycles rainwater, reduce city rainfall runoff, alleviate municipal drainage pressure, be a kind of rainwater self-purification efficiently, regulates and stores and biology retains technology.This technology set plant and advanced silica sand pervious layer, can make the bacterium in rainwater, metallics, greasy dirt, suspension etc. be able to self-purification and remove; This system adopts silica sand goods, ecological, environmental protective safety, and modularization assembling is convenient, has very large promotion and protective effect to the growth of tree box planting thing.Solve city rain water inlet pipe network collect less than or can not draining in time and cause urban pavement ponding or a urban waterlogging difficult problem, simultaneously perfect urban rainwater drainage system, achieves rain water purification, storing and fresh-keeping and recycles.Solve urban plant greening or road cleaning water requirement and inscribe by shipwreck nearby, covering underground water, decreases the exploitation of groundwater resources.This technology convenient later maintenance, is applicable to newly-built and reconstruction and extension project, and the assembling mode of Demountable modular is convenient, and size and the large I of tree case change according to the actual requirements.
In rainwater purification tree case system provided by the invention, the number of rainwater purification tree case can be single or multiple, changes number according to demand.Collect in well 4 in rainwater purification tree case system and be provided with drainage layer, the water inlet end of water inlet pipe 3 is positioned at the top of collecting well 4 drainage layer.Collect well 4 and be disposed with silica sand pervious layer and macadam under upper, the water inlet end of water inlet pipe 3 is positioned at the top of the silica sand pervious layer collecting well 4.Collect well 4 by after the rainwater-collecting on road surface also precipitation, the clear water after the precipitation of upper strata is entered in rainwater purification tree case by water inlet pipe 3.Solve city rain water inlet pipe network collect less than or can not draining in time and cause urban pavement ponding or a urban waterlogging difficult problem.
Also comprise base 2 and the second cover plate 6 in rainwater purification tree case system provided by the invention, the base plate of rainwater purification tree case system and the base plate of collection well 4 are all arranged on base 2.Base 2 is positioned in the first soil layer 5, collects well 4, rainwater purification tree case is all positioned in the first soil layer 5.Second cover plate 6 is laid on the first soil layer 5, and rainwater purification tree case and collection well 4 are all arranged through the second cover plate 6.First cover plate 11 is positioned at the top of the second cover plate 6, and the top of collecting well 4 flushes with the second cover plate 6.
When rainwater purification tree case system of the present invention uses: the first cover plate 11, outer wall 15 and floor combination are become rainwater purification to set case 1, entering after major part rainwater-collecting collects in well 4, rainwater is by collecting in well 4 after precipitation, and the water inlet pipe 3 of water above filtration beds enters in rainwater purification tree case 1.Enter in the second soil layer 7, enter the second drainage layer 14 and filter after the first drainage layer 13 filters, part rainwater is by plant absorption moisture, and the rainwater after other filtrations enters other piping loop from outlet pipe 8 and utilizes rainwater.Fraction rainwater by the second cover plate 6 and cross fitros 10 filtration after enter in the first soil layer 5, entering after being filtered by the outer wall 15 of the outer wall and rainwater purification tree case 1 of collecting well 4 collects in well 4 or rainwater purification tree case 1 again, by plant absorption moisture, or recycle rainwater from outlet pipe 8 discharge.
In sum, the present invention has the following advantages: in rainwater purification tree case system provided by the invention, rainwater purification tree case is communicated with collection well by water inlet pipe; Rainwater purification tree case comprises: outer wall, the first cover plate be connected with outer wall and base plate; Drainage layer and the second soil layer is disposed with from the bottom to top respectively in rainwater purification tree case, the water side of water inlet pipe is positioned at above drainage layer through outer wall, the water inlet end of outlet pipe is positioned at the drainage layer of close base plate through outer wall, cross fitros respectively with outer wall and collect well and be communicated with, crossing fitros is that silica sand is permeable.Rainwater purification tree case system provided by the invention was passed through fitros and collected well to collect rainwater, and effective purifying rainwater after rainwater purification tree case filters, recycling after purifying rainwater, has the advantage of good purification and energy conservation.
Further, the filtration beds of rainwater purification tree case adopts silica sand pervious layer, can impurity effectively in filtered water, purifies and recycles rainwater.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (10)

1. a rainwater purification tree case system, is characterized in that: comprise rainwater purification tree case (1), water inlet pipe (3), outlet pipe (8), cross fitros (10) and collect well (4); Described rainwater purification tree case (1) is communicated with described collection well (4) by described water inlet pipe (3), described rainwater purification tree case (1) comprising: outer wall (15), the first cover plate (11) be connected with outer wall (15) and base plate; Drainage layer and the second soil layer (7) is respectively arranged with from the bottom to top successively in described rainwater purification tree case (1), the water side of described water inlet pipe (3) is positioned at above described drainage layer through described outer wall (15), the water inlet end of described outlet pipe (8) is positioned at the described drainage layer of close described base plate through described outer wall (15), describedly cross fitros (10) respectively with described outer wall (15) and collects well (4) and be communicated with, described mistake fitros (10) is silica sand pervious layer.
2. rainwater purification tree case system according to claim 1, it is characterized in that: also comprise the first soil layer (5) and be laid on the second cover plate (6) on the first soil layer (5), described rainwater purification tree case (1) is positioned at described first soil layer (5) through described second cover plate (6), described first cover plate (11) is positioned at the top of described second cover plate (6), described outer wall (15), the second cover plate (6) and collect well (4) outer wall be silica sand pervious layer.
3. rainwater purification tree case system according to claim 1, it is characterized in that: described drainage layer comprises the first drainage layer (13) and the second drainage layer (14), described first drainage layer (13) is positioned between described second soil layer (7) and the second drainage layer (14), and the water side of described water inlet pipe (3) is positioned at described second drainage layer (14).
4. rainwater purification tree case system according to claim 3, it is characterized in that: described first drainage layer (13) is silica sand pervious layer, described second drainage layer (14) is macadam.
5. rainwater purification tree case system according to claim 1, it is characterized in that: be provided with described drainage layer in described collection well (4), the water inlet end of described water inlet pipe (3) is positioned at the top of described drainage layer.
6. rainwater purification tree case system according to claim 1, is characterized in that: described first cover plate (11) is provided with multiple air vent.
7. rainwater purification tree case system according to claim 6, it is characterized in that: also comprise ventilating pipe, one end of described ventilating pipe is corresponding with described air vent to be arranged, the other end is communicated with described water inlet pipe (3), described water inlet pipe (3) is provided with multiple inlet opening (16).
8. rainwater purification tree case system according to claim 1, it is characterized in that: also comprise base (2), described rainwater purification tree case and collection well (4) are all arranged on described base (2).
9. rainwater purification tree case system according to claim 1, is characterized in that: removably connect between described first cover plate (11), outer wall (6) and base plate.
10. rainwater purification tree case system according to claim 1, is characterized in that: be also provided with hypothallus (12) in described rainwater purification tree case, described hypothallus (12) is positioned at the top of described second soil layer (7).
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US10563392B2 (en) 2015-08-11 2020-02-18 Mmt, Inc. Stormwater biofiltration system and method
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CN107386404A (en) * 2017-08-25 2017-11-24 扬州大学 One kind tree case filter and its application method

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