CN202625932U - Rainwater ecological purification use system for compound type medium - Google Patents

Rainwater ecological purification use system for compound type medium Download PDF

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Publication number
CN202625932U
CN202625932U CN2012200848981U CN201220084898U CN202625932U CN 202625932 U CN202625932 U CN 202625932U CN 2012200848981 U CN2012200848981 U CN 2012200848981U CN 201220084898 U CN201220084898 U CN 201220084898U CN 202625932 U CN202625932 U CN 202625932U
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water
rainwater
purification
sublayer
medium
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CN2012200848981U
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陆效军
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ZHOUSHAN DAREN ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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ZHOUSHAN DAREN ENVIRONMENTAL PROTECTION TECHNOLOGY Co Ltd
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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
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

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Abstract

The utility model provides a rainwater ecological purification use system and relates to the technical field of water purification, for the purpose of solving the technical problem of rainwater ecological purification. The rainwater ecological purification use system for the compound type medium comprises a water reservoir, a clean water basin, a control trap, a sand sediment trap, and a compound type medium constructed wetland, wherein a plurality of water distributing tubes are arranged on the compound type medium constructed wetland, a plurality of water collecting tubes are arranged at the bottom portion of the compound type medium constructed wetland, the water reservoir and the clean water basin share the same straight wall as a side poll wall, and a cleaning water overflow port is arranged at the upper portion of the straight wall. A water overflow port is arranged at the upper portion of a pool wall of the water reservoir, and a rainwater lifting pump is arranged at the bottom of the pool. The sand sediment trap is arranged on a terrain low-lying portion where the rainwater is used to converge and connected into the water reservoir through a communicating tube. The rainwater lifting pump is connected with each water distributing tube. A water inlet of the control trap is connected with each water collecting tube, and a water outlet is connected with the clean water basin. A water lifting pump is arranged on the bottom of the clean water basin. The rainwater ecological purification use system for the compound type medium is high in usage rate of rainwater resource, and good in rainwater purification effect.

Description

The rainwater ecological purification of compound medium utilizes system
Technical field
The utility model relates to the water body purification technology, and the rainwater ecological purification that particularly relates to a kind of compound medium utilizes the technology of system.
Background technology
The piston-type air compressor machine is to be used to provide compressed-air actuated a kind of equipment, has the advantages that gaseous tension is big, free air delivery is big.
The rainwater purification utilization is a novel integrated technology; This technology is except reaching the effective purpose of utilizing and economizing on water of non-traditional water resources; From keeping optimum water circulation system angle; The technology of rainwater purification utilization efficiently more helps to realize pollutent control, water resources rational allotment, the environmental objective of a series of complicacies such as improve the ecological environment.
Rainwater water quality situation more complicated, the difference of zone, gathering ground, season, characteristics of rainfall etc. all can cause the difference on its water quality.At first, owing to receive the influence of topsoil, can be in the precipitation with pollutent, like SS, COD, sulfide, oxynitride etc.; Secondly; The atmospheric fallout that accumulates on the roof cladding of rainwater contact before be collected and the non-flush period roofing is very big to the influence of runoff water matter, and roof cladding especially is like asphalt felt class roofing; The high temperature in material aging and summer tans by the sun; Pollutant levels in the runoff all can have significant rising, and in the runoff, concentration is hundreds if not thousands of mg/litre in the early stage; At last, ground surface material, automobile movement, domestic refuse, exposed or silt that the vegetation zone is gone out etc. all can make rainfall runoff receive pollution in various degree.In case be collected utilization, the contaminated rainwater that above-mentioned factor causes can ferment in storage process, and blackening is fouled, and therefore the water quality severe exacerbation, carries out certain purifying treatment to guarantee that its follow-up reuse effect is very necessary to collecting rainwater.
Mostly existing rainwater utilization technology is that simple physics purifies, and its main flow process is followed successively by from front to back: catchment, screening, deposition, sand filtration, stay groove, processing tank (supply flume); This simple physics purifies and can't solve the water correction problem of rainwater after the shelf lives blackening is fouled.In addition; Consider that early-stage rainwater water quality is relatively poor and technological own lower to pollutants removal rate in the rainwater; Most of rainwater catchment system technology is abandoned early-stage rainwater in a large number; In rainfall less season and zone, the rainwater actual collection amount is by reduction greatly, and this measure has further increased the limitation of rainwater utilization.Certainly, the method for improving rainwater water quality through the interpolation chemical agent is also arranged, but the chemical agent residue problem is inevitable in this method water outlet, very easily causes the water second environmental pollution.
The utility model content
To the defective that exists in the above-mentioned prior art; The utility model technical problem to be solved provides a kind can effectively avoid the water secondary environmental pollution; And the rainwater resource utilization ratio is high, and the rainwater ecological purification of the compound medium that rainwater purification is effective utilizes system.
In order to solve the problems of the technologies described above, the rainwater ecological purification of a kind of compound medium that the utility model provided utilizes system, it is characterized in that: comprise water reservoir, clean water basin, control well, sand sediment trap, and be used for the composite medium artificial wet land of purifying water body;
Said composite medium artificial wet land is layed in the face of land; Constitute by the substrate layer that stacks gradually from bottom to up, laying, dense-medium purification layer; The top of said dense-medium purification layer is equipped with many water distributors that are used for to its water distribution with the tiling mode, and its bottom is equipped with many headers that are used to compile water body with the tiling mode;
Said water reservoir, the shared same straight wall of clean water basin are as a side pool wall, and the top of this straight wall is provided with a clear water riser;
The pool wall top of said water reservoir is provided with a retaining riser; Bottom surface at the bottom of its pond favours horizontal plane; The high-order portion of bottom surface is provided with a rainwater lift pump at the bottom of its pond; The low level portion of bottom surface is provided with a heavy mud groove to lower recess at the bottom of its pond, and said retaining riser is lower than the clear water riser, and receives outside sewage discharge point through a waste pipe;
Said sand sediment trap is located at and is beneficial to the hypsography low-lying place that rainwater compiles, and its underpart borehole wall is provided with a water outlet, and its water outlet is received water reservoir through a connecting pipe, is higher than the retaining riser of water reservoir said pipe;
The water outlet of said rainwater lift pump is received the water-in of each water distributor through a water inlet manifold;
Said control well is higher than clean water basin; Its top is provided with a water-in, and its underpart is provided with a water outlet, is provided with a control tube in it; Its water-in is received the water outlet of each header through a water header; Its water outlet is received the cell cavity of clean water basin through pipeline, said control tube both ends open, and the one of which end mouth of pipe docks with the water-in of control well;
Be provided with a clear water lift pump at the bottom of the pond of said clean water basin.
Further, also comprise a moisturizing pump sump, said moisturizing pump sump is located in the river course, is provided with a small pump in it, and the water outlet of this small pump is received said water inlet manifold through pipeline.
Further, also be provided with vertical monitoring pipe on the said dense-medium purification layer, the bottom mouth of pipe of said monitoring pipe connects header, and its top mouth of pipe is higher than the dense-medium purification laminar surface, and is provided with top cover.
Further, kind is implanted with wetland plant on the said dense-medium purification layer.
Further, said laying is a waterproof membrane, and said substrate layer is the natural soil layer of compacting.
Further, said dense-medium purification layer is divided at least three sub-layer from top to bottom, on to play first sublayer be the water distribution sublayer, following first sublayer is the sublayer of catchmenting, except last first sublayer with following first sublayer, other sublayer is the purification sublayer.
The rainwater ecological purification of the compound medium that the utility model provides utilizes system, has following beneficial effect:
1) rainwater purification is effective: simulate natural wet land system; And the water body purification ability that combines physics, chemistry and biological triple role to amplify wetland; Can degrade efficiently conventional pollutent in the rainwater, and along with the growth and maturity of wetland plant, the wetland soil removability also can be increasingly high;
2) operation maintenance cost is low: do not have complicated motor device, also need not add any chemical agent, composite medium artificial wet land day-to-day operation cost is very cheap;
3) the rainwater resource utilization ratio is high: do not need a large amount of rainwater in earlier stage of abandoning during implementation; In the rainwater collection process; Early stage, rainwater and later stage rainwater mixed in water reservoir; Contain the high density pollution thing early stage rainwater by progressively the dilution after again through the ecological purification of wet land system, can reach the rainwater utilization requirement fully;
4) the view fitness is higher: the composite medium artificial wet land moulding is similar to flower bed, and its surface plantation has a large amount of wetland plants in addition, not only can improve green percentage, and sets off each other more with peripheral view and can increase aesthetic effect;
5) non-secondary pollution: composite medium artificial wet land is to have the ecosystem that better pollutant removal is arranged than high productivity and more natural wetland; It is mainly formed and comprises medium, plant, mikrobe etc.; The all material the Nature that has drawn from; And wide material sources more needn't be worried secondary environmental pollution;
6) reuse water quality is safe and reliable: rainwater ecological purification process need not dosing, therefore needn't worry the residue problem of chemical agent in the water outlet.
Description of drawings
Fig. 1 is the structural representation that the rainwater ecological purification of the compound medium of the utility model embodiment utilizes system;
Fig. 2 is that the rainwater ecological purification of the compound medium of the utility model embodiment utilizes water reservoir and the structural representation of clean water basin in the system.
Embodiment
Embodiment to the utility model describes in further detail below in conjunction with description of drawings, but present embodiment is not limited to the utility model, and analog structure of every employing the utility model and similar variation thereof all should be listed the protection domain of the utility model in.
Like Fig. 1-shown in Figure 2; The rainwater ecological purification of a kind of compound medium that the utility model embodiment is provided utilizes system; It is characterized in that: comprise water reservoir 3, clean water basin 8, control well 5, sand sediment trap 1, and be used for the composite medium artificial wet land 6 of purifying water body;
Said composite medium artificial wet land 6 is layed in the face of land; Constitute by the substrate layer that stacks gradually from bottom to up, laying, dense-medium purification layer; The top of said dense-medium purification layer is equipped with many water distributors that are used for to its water distribution with the tiling mode, and its bottom is equipped with many headers that are used to compile water body with the tiling mode;
Said water reservoir 3, clean water basin 8 shared with straight walls 84 as a side pool wall, the top of this straight wall 84 is provided with a clear water riser 83;
The pool wall top of said water reservoir 3 is provided with a retaining riser 33; Bottom surface at the bottom of its pond favours horizontal plane; The high-order portion of bottom surface is provided with a rainwater lift pump 31 at the bottom of its pond; The low level portion of bottom surface is provided with a heavy mud groove 32 to lower recess at the bottom of its pond, and said retaining riser is lower than the clear water riser, and receives outside sewage discharge point through a waste pipe;
Said sand sediment trap 1 is located at and is beneficial to the hypsography low-lying place that rainwater compiles, and its underpart borehole wall is provided with a water outlet, and its water outlet is received water reservoir 3 through a connecting pipe 2, and said pipe 2 is higher than the retaining riser of water reservoir 3;
The water outlet of said rainwater lift pump 31 is received the water-in of each water distributor through a water inlet manifold 9;
Said control well 5 is higher than clean water basin 8, and its top is provided with a water-in, and its underpart is provided with a water outlet; Be provided with a control tube 51 in it; Its water-in is received the water outlet of each header through a water header, and its water outlet is received the cell cavity of clean water basin 8, said control tube 51 both ends open through pipeline; Its two ends are respectively coupling end, control end, and its coupling end mouth of pipe docks with the water-in of control well 5;
Be provided with a clear water lift pump 81 at the bottom of the pond of said clean water basin 8.
Among the utility model embodiment, also comprise a moisturizing pump sump 4, said moisturizing pump sump 4 is located in the river course, is provided with a small pump 41 in it, and the water outlet of this small pump 41 is received said water inlet manifold 9 through pipeline.
Among the utility model embodiment, each water distributor evenly is layed in dense-medium purification layer top, and each header evenly is layed in dense-medium purification layer bottom.
Among the utility model embodiment, also be provided with vertical monitoring pipe on the said dense-medium purification layer, the bottom mouth of pipe of said monitoring pipe connects header, and its top mouth of pipe is a little more than the dense-medium purification laminar surface, and is provided with top cover.
Among the utility model embodiment, comprise that also one is used to control the automatic control device of rainwater lift pump operation, to reach purpose to the automatic water distribution of composite medium artificial wet land.
Among the utility model embodiment, plant on the said dense-medium purification layer and be implanted with wetland plant, said laying is a waterproof membrane, and said substrate layer is the natural soil layer of compacting;
Said wetland plant comprises yellow flag, typha minima, the buttercup that comes into leaves, Canna generalis Bailey, parasol grass, reed, iris, Spiked Loosestrife etc.; Can cooperate the landscape effect requirement to choose the proportioning plantation; Whole dense-medium purification layer combines physics, chemistry, biological three kinds of coordinative roles, can remove the pollutents such as SS, COD, oxynitride and pathogenic agent in the rainwater for a long time efficiently.
Among the utility model embodiment, said dense-medium purification layer is divided into five sub-layer from top to bottom, on to play first sublayer be the water distribution sublayer, following first sublayer is the sublayer of catchmenting, other sublayer is for purifying the sublayer;
Said water distribution sublayer is filled by the stone grain and is formed, and said purification sublayer and respectively purify the sublayer and mix to fill by stone grain and sand grains and form, said purification sublayer are used to that mikrobe provides anaerobism, hold concurrently oxygen and the required environment of aerobic reaction.
In the said dense-medium purification layer; Having gone up first sublayer is mixed by 30% rubble, 70% microlith; Having gone up second sub-layer is mixed by 5% rubble, 35% microlith, 50% coarse sand; Gone up the 3rd sub-layer and mixed by 10% rubble, 30% coarse sand, 60% fine sand, on play the 4th sub-layer and mix by 15% microlith, 30% coarse sand, 55% fine sand, on play the 5th sub-layer and mix by 50% microlith, 50% coarse sand; The medium size composition array mode of this five sub-layer can be by flow, the flow velocity of purifying treatment requirement control water body at artificial swamp; Control air and the oxygen velocity of diffusion between the artificial swamp medium can cultivate effectively that each is aerobic, anaerobism and the oxygen quasi-microorganism crowd that holds concurrently, and reaches the best effect that ecological purification is handled.
Among the utility model embodiment, said rubble is meant the stone grain of particle diameter at 40~60mm, and said microlith is meant the stone grain of particle diameter at 10~30mm, and said coarse sand is meant the sand grains of particle diameter at 1~2mm, and said fine sand is meant the sand grains of particle diameter at 0.5~0.8mm.
The rainwater ecological purification of the compound medium of the utility model embodiment utilizes the workflow of system following:
When raining, the rainwater of roof, flagstone pavement compiles the sand sediment trap that gets into the hypsography low-lying place, and the silt that is mingled with in the rainwater precipitates in sand sediment trap, and water body then flows into water reservoir through pipe;
Exceeding water reservoir is received the retaining riser of rainwater through water reservoir pool wall top of capacity and is disposed to outside sewage discharge point; In the water reservoir in the water body residual sediment deposition go into the heavy mud groove at the bottom of the pond; Rainwater lift pump in the water reservoir is under the automatic control device effect; Water in the timing extraction water reservoir, and through water inlet manifold and each water distributor to the composite medium artificial wet land water distribution;
When the water in the water reservoir is not enough to supply, extract the river in the moisturizing pump sump through small pump, and through water inlet manifold and each water distributor with the river injected media composite type artificial wetland that extracts, to guarantee the reuse water yield;
The water that flows into composite medium artificial wet land is under wetland plant and the common micro-ecological environment processing of building of dense-medium purification layer; The purification of fully being degraded of conventional pollutent in the water body; After water body after the purification is collected by header and water header; Flow into control well through control tube, the water level of the control end mouth of pipe height may command composite medium artificial wet land through control tube, the ratio of handling with aerobic in the control agent composite type artificial wetland;
Water in the control well flows into clean water basin through the water outlet of its underpart; Water body is when water needs in the clean water basin; Can export to outsidely through the clear water lift pump, exceed clean water basin and received the water body of capacity then through clear water riser inflow water reservoir with water spot (like greening irrigation, water for fire-fighting purpose etc.).

Claims (6)

1. the rainwater ecological purification of a compound medium utilizes system, it is characterized in that: comprise water reservoir, clean water basin, control well, sand sediment trap, and be used for the composite medium artificial wet land of purifying water body;
Said composite medium artificial wet land is layed in the face of land; Constitute by the substrate layer that stacks gradually from bottom to up, laying, dense-medium purification layer; The top of said dense-medium purification layer is equipped with many water distributors that are used for to its water distribution with the tiling mode, and its bottom is equipped with many headers that are used to compile water body with the tiling mode;
Said water reservoir, the shared same straight wall of clean water basin are as a side pool wall, and the top of this straight wall is provided with a clear water riser;
The pool wall top of said water reservoir is provided with a retaining riser; Bottom surface at the bottom of its pond favours horizontal plane; The high-order portion of bottom surface is provided with a rainwater lift pump at the bottom of its pond; The low level portion of bottom surface is provided with a heavy mud groove to lower recess at the bottom of its pond, and said retaining riser is lower than the clear water riser, and receives outside sewage discharge point through a waste pipe;
Said sand sediment trap is located at and is beneficial to the hypsography low-lying place that rainwater compiles, and its underpart borehole wall is provided with a water outlet, and its water outlet is received water reservoir through a connecting pipe, is higher than the retaining riser of water reservoir said pipe;
The water outlet of said rainwater lift pump is received the water-in of each water distributor through a water inlet manifold;
Said control well is higher than clean water basin; Its top is provided with a water-in, and its underpart is provided with a water outlet, is provided with a control tube in it; Its water-in is received the water outlet of each header through a water header; Its water outlet is received the cell cavity of clean water basin through pipeline, said control tube both ends open, and the one of which end mouth of pipe docks with the water-in of control well;
Be provided with a clear water lift pump at the bottom of the pond of said clean water basin.
2. the rainwater ecological purification of compound medium according to claim 1 utilizes system; It is characterized in that: also comprise a moisturizing pump sump; Said moisturizing pump sump is located in the river course, is provided with a small pump in it, and the water outlet of this small pump is received said water inlet manifold through pipeline.
3. the rainwater ecological purification of compound medium according to claim 1 utilizes system; It is characterized in that: also be provided with vertical monitoring pipe on the said dense-medium purification layer; The bottom mouth of pipe of said monitoring pipe connects header, and its top mouth of pipe is higher than the dense-medium purification laminar surface, and is provided with top cover.
4. the rainwater ecological purification of compound medium according to claim 1 utilizes system, it is characterized in that: plant on the said dense-medium purification layer and be implanted with wetland plant.
5. the rainwater ecological purification of compound medium according to claim 1 utilizes system, it is characterized in that: said laying is a waterproof membrane, and said substrate layer is the natural soil layer of compacting.
6. the rainwater ecological purification of compound medium according to claim 1 utilizes system; It is characterized in that: said dense-medium purification layer is divided at least three sub-layer from top to bottom; Having gone up first sublayer is the water distribution sublayer; Under play first sublayer and be the sublayer of catchmenting, except last first sublayer with following first sublayer, other sublayer is the purification sublayer.
CN2012200848981U 2012-03-08 2012-03-08 Rainwater ecological purification use system for compound type medium Expired - Fee Related CN202625932U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102603072A (en) * 2012-03-08 2012-07-25 舟山市达人环保科技有限公司 Rainwater resource utilization system of composite type medium and rainwater ecological purifying method of system
CN107542060A (en) * 2016-06-24 2018-01-05 万象设计江苏有限责任公司 A kind of low-lying land water-tight device of highly automated regulation
CN107724437A (en) * 2017-09-11 2018-02-23 上海勘测设计研究院有限公司 The pollution abatement system of heap Ground

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102603072A (en) * 2012-03-08 2012-07-25 舟山市达人环保科技有限公司 Rainwater resource utilization system of composite type medium and rainwater ecological purifying method of system
CN107542060A (en) * 2016-06-24 2018-01-05 万象设计江苏有限责任公司 A kind of low-lying land water-tight device of highly automated regulation
CN107724437A (en) * 2017-09-11 2018-02-23 上海勘测设计研究院有限公司 The pollution abatement system of heap Ground

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Granted publication date: 20121226

Termination date: 20150308

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