CN108408916A - A kind of device and method being effectively improved Performance of Constructed Wetlands Substrates blocking - Google Patents
A kind of device and method being effectively improved Performance of Constructed Wetlands Substrates blocking Download PDFInfo
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- CN108408916A CN108408916A CN201810351339.4A CN201810351339A CN108408916A CN 108408916 A CN108408916 A CN 108408916A CN 201810351339 A CN201810351339 A CN 201810351339A CN 108408916 A CN108408916 A CN 108408916A
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- Prior art keywords
- pipeline
- water
- wet land
- air
- filler
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Engineering & Computer Science (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
The invention discloses the device and methods for being effectively improved Performance of Constructed Wetlands Substrates blocking, the pipeline being located inside wet land filler including at least one, pipeline is equipped with several apertures along pipe range direction, pipeline is connected with air compressor machine, air accumulator and solenoid valve by delivery pipe respectively, solenoid valve is connected with impulse generator, by closing water inlet valve, the water inlet of the subsurface flow wetland unit wet land filler blocked is set to stop, and current wetland surface is made to be saturated with water；Delivery pipe is accessed into pipeline；Start the power supply of air compressor machine and impulse generator, high-voltage pulse air-flow is generated by air compressor machine, air accumulator, impulse generator and solenoid valve, water between high-voltage pulse air-flow and wet land filler gap forms high-voltage pulse air water stream, to realize disturbance, stripping, the cleaning of the tamper between wet land filler.Advantageous effect of the present invention：The cleaning efficiency and effect that filler tamper can be significantly improved, no need to increase civil engineering size and investments, reduce the yield of backwash water amount and backwashing wastewater.
Description
Technical field
The present invention relates to constructed wetland waste water treatment technologies, it particularly relates to which one kind being effectively improved Performance of Constructed Wetlands Substrates
The device and method of blocking.
Background technology
Artificial wet land system has many advantages, such as high efficiency, low running cost, low energy consumption, clean hygiene, and it is existing to be very suitable for China
National conditions, filler blockage problem is the ultimate challenge that current wetland faces at present.According in more than 100 operations of U.S.EPA pair
The investigation of artificial swamp has the wet land system of nearly half blockage problem occur in 5 years after coming into operation.
After drowned flow artificial wet land blocks, the water permeable ability of filler reduces, even more so that a part of sewage cannot enter filler
Layer even forms surface on filler surface and flows, and the processing capacity degradation of wetland, service life is caused to shorten.Current wetland table
Area water can also grow mosquitos and flies, generate stink.
It is following several to solve the problems, such as that the technical method of Performance of Constructed Wetlands Substrates blocking has at present：
First, stopping a dressing method, that is, bed body is allowed to be dried by the evaporation in several weeks after emptying, carrys out recovered part
Permeability, but this kind of method cannot thoroughly remove the tamper inside filler, can only obtain short-term limited revival again
Fruit；
Wash or replace filler second is that turning over, this method needs to plant again again after pulling out water plant in advance, therefore this method cost compared with
Height, period are long, it is difficult to be accepted.
Third, the pre- anti-clogging of intensive treatment（The patent No.: CN101708899A）, above-mentioned technology is not used to build up simultaneously
There are the wetlands of blockage problem, and can only slow down the blocking forming process of wetland, can not finally solve blockage problem；
Fourth, utilizing soil animal（Such as earthworm）Biological activity solve the problems, such as Wetland clogging, but be faced with animal dosage
Greatly, the problems such as Animal adaptability is poor, efficiency is low；
Fifth, setting settling zone spoil disposal method, this method wet land filler bottom be equipped with settling zone, the biomembrane that filler is fallen off or
The solid matter precipitated through settling zone is discharged into the sump outside wet land filler, and is sent sludge by the submersible sewage pump in sump
Go out, such method can only solve a small amount of tamper that wet land filler falls off naturally, for the blocking substance being fixedly arranged inside filler
Elimination effect it is extremely limited, and this method need packing layer lower part be arranged settling zone, make project cost be significantly increased and
Not manageability.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Invention content
For above-mentioned technical problem in the related technology, the present invention proposes that one kind being effectively improved Performance of Constructed Wetlands Substrates blocking and asks
The device of topic can not only solve the blockage problem for being completed wetland, and can be applied to newly-built artificial swamp and periodically remove
The fixation means of tamper.
To realize the above-mentioned technical purpose, the technical proposal of the invention is realized in this way：
A kind of device being effectively improved Performance of Constructed Wetlands Substrates blocking, including at least one pipeline being located inside wet land filler, institute
It states pipeline and is equipped with several apertures along pipe range direction, the pipeline is connected with air compressor machine, air accumulator and electromagnetism by delivery pipe respectively
Valve, the pipeline outer end are equipped with water inlet valve, and the solenoid valve is connected with impulse generator, the wet land filler top one
End is connected with discharge outlet.
Further, the pipeline is connected with gas-water mixer by delivery pipe, and the gas-water mixer is connected with cleaning
Water pipe.
Further, the pipeline in horizontal mode or is inserted perpendicularly into mode and lays along wet land filler bottom.Further,
The pipeline is release pipe, sparge pipe or the perforation pipeline that catchments.
Further, the wet land filler top other end is connected with surface sweep washing water pipe.
Another aspect of the present invention provides and is effectively improved Performance of Constructed Wetlands Substrates obstruction method, and the obstruction method uses
Performance of Constructed Wetlands Substrates blocking device described above, and include the following steps,
S1:Water inlet valve is closed, the water inlet of the wetland unit wet land filler blocked is made to stop, and current wetland surface is made to soak
Full water；
S2：Delivery pipe is accessed into pipeline；
S3：The power supply of air compressor machine 1 and impulse generator 3 is respectively started, passes through air compressor machine, air accumulator, impulse generator and electromagnetism
Valve generates high-voltage pulse air-flow, and the water between high-voltage pulse air-flow and wet land filler gap forms high-voltage pulse air water stream, to real
Now between wet land filler tamper disturbance, stripping and flushing；
S4:After cleaning, water inlet valve water inlet is opened, by the tamper split away off in packed bed quickly through discharge outlet
Wet land filler is discharged.
Further, the clean water that the high-voltage pulse air-flow is introduced with cleaning water pipe is mixed to form high-voltage pulse air water
Stream.
Further, the pressure of high-voltage pulse air-flow is 0.15-1.2MPa, and no more than the proof pressure of pipeline.
Beneficial effects of the present invention：
1. being not necessarily to pull out plant during operation and replacing filler, cleaning efficiency is high, effect is good, the subsurface flow wetland unit blocked
It puts into operation immediately after the completion of cleaning；
2. acting not only as movement type complete equipment for removing the Performance of Constructed Wetlands Substrates tamper built up, can also answer
The fixation means of tamper are periodically removed for creating artificial swamp；
3. it is not necessary that settling zone is arranged in wet land filler lower part, civil engineering size and investment not will increase；
4. not only contributing to save backwash water, and reduce the yield of backwashing wastewater, it is useless to reduce backwash
The disposition difficulty of water.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the device for being effectively improved Performance of Constructed Wetlands Substrates blocking described according to embodiments of the present invention
One of；
Fig. 2 be the device for being effectively improved Performance of Constructed Wetlands Substrates blocking described according to embodiments of the present invention structural schematic diagram it
Two；
Fig. 3 be the device for being effectively improved Performance of Constructed Wetlands Substrates blocking described according to embodiments of the present invention structural schematic diagram it
Three.
In figure：1, air compressor machine；2, air accumulator；3, impulse generator；4, solenoid valve；5, delivery pipe；6, pipeline；7, wetland
Filler；8, surface sweep washing water pipe；9, discharge outlet；10, gas-water mixer；11, water pipe is cleaned；12, water inlet valve；13, it adjusts
Valve.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained belong to what the present invention protected
Range.
As shown in Figure 1, a kind of device being effectively improved Performance of Constructed Wetlands Substrates blocking described according to embodiments of the present invention, packet
Air compressor machine 1, air accumulator 2 and impulse generator 3 are included, packed bed is filled in wet land filler 7,7 inside of the wet land filler is inserted into
An at least pipeline 6, the pipeline 6 are to be equipped with several apertures along pipe range direction, and 6 outer end of the pipeline is equipped with water inlet valve
12, the impulse generator 3 is connected with solenoid valve 4, and the air compressor machine 1, air accumulator 2 and solenoid valve 4 pass through delivery pipe 5 respectively
Be connected with pipeline 6,7 upper one end of the wet land filler is connected with discharge outlet 9, will be divided into inside dotted line in figure it is mobile at
Complete equipment, the blockage problem for solving to be completed wetland close water inlet valve 12 in the wet land filler 7 of blocking and stop water inlet
And in the case of keeping full water, wherein generate high-voltage pulse by air compressor machine 1, air accumulator 2, impulse generator 3 and solenoid valve 4
Air-flow, after high-voltage pulse air-flow is discharged by each aperture of pipeline 6, bubble is in the pulse effect being alternately produced in filler
Lower compression, bursts at expansion, and the high energy momentum of bubble is converted to rapidly momentum between filler, forms shell stream, is generated between filler
Under violent cavitation erosion, stripping, pulverization, and tamper rising bubble tiny between filler, it is taken to filler
Upper surface after the above process carries out fully, opens surface sweep washing water pipe 8, is rushed tamper to row by surface sweep washing water pipe 8
Wetland is discharged in the mouth of a river 9, and pipeline 6 is that release is managed, or the water distribution of wetland lower part or the perforation pipeline that catchments.
As shown in Fig. 2, rinsing the tamper inside filler, including air compressor machine by generating high-voltage pulse mixing wastewater with air stream
1, air accumulator 2, impulse generator 3, solenoid valve 4, delivery pipe 5, pipeline 6, cleaning water pipe 11, gas-water mixer 10, water inlet pipe valve
Door 12 and regulating valve 13；In the case where wet land filler 7 stops water inlet and keeps full water, pass through air compressor machine 1, air accumulator 2, pulse
The high-voltage pulse air-flow that generator 3, solenoid valve 4 generate, the clean water introduced with cleaning water pipe 11 by high-voltage pulse air-flow are mixed
Conjunction forms high-voltage pulse mixing wastewater with air stream, accesses the pipeline 6 of wet land filler lower part by delivery pipe 5, high-voltage pulse air water stream from
After each aperture release of pipeline 6, bubble compression, expansion, explosion under the pulse effect being alternately produced, filler in filler
Between the high energy momentum of mixing wastewater with air stream be converted to momentum rapidly, form shell stream, violent cavitation erosion, stripping generated between filler
From, pulverization, and under the synergy for rising bubble and ascending current tiny between filler of tamper, it is taken to filler
Upper surface, and by flow rush to discharge outlet 9 be discharged wetland；Wherein, tap water may be used in the clean water cleaned in water pipe 11
Or the water outlet of other current wetlands；Pipeline 6 is the water distribution of wetland lower part or the perforation pipeline that catchments, or wet land filler 7
The insertion tube of lower part setting.
For having built up and filler lower part is not perforated the wetland of pipeline, can be inserted into inside wet land filler 7 interim
Property pipeline, is illustrated in fig. 3 shown below, will be divided into movement type complete equipment, including air compressor machine 1, air accumulator 2, arteries and veins in figure inside dotted line
It rushes generator 3, solenoid valve 4, delivery pipe 5 and several pipelines 6, pipeline 6 and pipe range direction is provided with aperture, in the wetland of blocking
Several pipelines 6 are inserted into inside filler 7 at a certain distance, the trepanning pipeline section of pipeline 6 is entirely insertable inside packed bed, end envelope
Stifled, the other end accesses delivery pipe 5；In the case where the wet land filler 7 of blocking stops water inlet and keeps full water, high-voltage pulse air-flow
After each aperture release of pipeline 6, bubble is compressed under the pulse effect being alternately produced, is expanded, quick-fried in packed bed
It splits, the high energy momentum of bubble is converted to rapidly momentum between filler, forms shell stream, and violent cavitation erosion, stripping are generated between filler
From, pulverization, and under tamper rising bubble tiny between filler, it is taken to the upper surface of filler, above-mentioned mistake
After Cheng Jinhang is abundant, tamper is rushed to the discharge wetland of discharge outlet 9 by rinsing flow or opening wetland water inlet.
One kind being effectively improved Performance of Constructed Wetlands Substrates obstruction method, and includes the following steps,
S1:Water inlet valve 12 is closed, so that the water inlet of the wet land filler blocked 7 is stopped, and current wetland surface is made to be saturated with water；
S2：Delivery pipe 5 is accessed into pipeline 6；
S3：The power supply of air compressor machine 1, air accumulator 2, impulse generator 3 and solenoid valve 4 is respectively started, passes through air compressor machine 1, air accumulator
2, impulse generator 3 and solenoid valve 4 generate high-voltage pulse air-flow, and the water between high-voltage pulse air-flow and wet land filler gap forms height
Pulse air flow is pressed, to realize the disturbance, stripping and flushing of the tamper between wet land filler；
S4:After cleaning, opens water inlet valve 12 and intake, by the tamper split away off in packed bed quickly through draining
Wet land fillers 7 are discharged in mouth 9.
In one particular embodiment of the present invention, the clean water that the high-voltage pulse air-flow is introduced with cleaning water pipe 11 is mixed
Conjunction forms high-voltage pulse air water stream, and the tamper split away off on filler is quickly gone out wet land filler 7 by tap water, application
Temperature range is 5-40 DEG C.
In one particular embodiment of the present invention, the pressure of high-voltage pulse air-flow is 0.15-1.2MPa, and no more than pipe
The proof pressure on road 6, wherein high-voltage pulse air-flow further realizes best flushing effect by computer program or manually adjusting, this
Adjusting includes pulse frequency, gas flow, gas pressure, cleaning water flow and washing time etc..
In conclusion by means of the above-mentioned technical proposal of the present invention, it is not necessarily to pull out plant during operation and replaces filler,
Cleaning efficiency is higher, and the subsurface flow wetland unit blocked puts into operation immediately after the completion of cleaning；Act not only as movable type
Complete set of equipments is periodically gone for removing the Performance of Constructed Wetlands Substrates tamper built up, and convenient for being applied to newly-built artificial swamp
Except the fixation means of tamper；It is not necessary that settling zone is arranged in wet land filler lower part, civil engineering size and investment not will increase；Not only have
Conducive to saving backwash water, and reduce the yield of backwashing wastewater, to reduce the disposition difficulty of backwashing wastewater.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (8)
1. a kind of device being effectively improved Performance of Constructed Wetlands Substrates blocking, which is characterized in that be located at wet land filler including at least one
（7）Internal pipeline（6）, the pipeline（6）It is equipped with several apertures, the pipeline along pipe range direction（6）Pass through delivery pipe respectively
（5）It is connected with air compressor machine（1）, air accumulator（2）And solenoid valve（4）, the pipeline（6）Outer end is equipped with water inlet valve（12）,
The solenoid valve（4）It is connected with impulse generator（3）, the wet land filler（7）Upper one end is connected with discharge outlet（9）.
2. the device according to claim 1 for being effectively improved Performance of Constructed Wetlands Substrates blocking, which is characterized in that the pipeline
（6）Pass through delivery pipe（5）It is connected with gas-water mixer（10）, the gas-water mixer（10）It is connected with cleaning water pipe（11）.
3. the device according to claim 1 for being effectively improved Performance of Constructed Wetlands Substrates blocking, which is characterized in that the pipeline
（6）Along wet land filler（7）Bottom is in horizontal mode or is inserted perpendicularly into mode and lays.
4. the device according to claim 1 for being effectively improved Performance of Constructed Wetlands Substrates blocking, which is characterized in that the pipeline
（6）For release pipe, sparge pipe or the perforation pipeline that catchments.
5. being effectively improved the device of Performance of Constructed Wetlands Substrates blocking according to claim 1-4 any one of them, which is characterized in that institute
State wet land filler（7）The top other end is connected with surface sweep washing water pipe（8）.
6. one kind being effectively improved Performance of Constructed Wetlands Substrates obstruction method, which is characterized in that the obstruction method uses claim 1-5
Any one of described in Performance of Constructed Wetlands Substrates blocking device, and include the following steps：
S1:Close water inlet valve（12）, make the wet land filler blocked（7）Water inlet stop, and wetland surface is made to be saturated with water；
S2：By delivery pipe（5）Access pipeline（6）；
S3：Start air compressor machine（1）And impulse generator（3）Power supply, pass through air compressor machine（1）, air accumulator（2）, impulse generator
（3）And solenoid valve（4）Generate high-voltage pulse air-flow, high-voltage pulse air-flow and wet land filler（7）Water between gap forms high-tension pulse
Qi of chong channel ascending adversely flow, to realize disturbance, stripping, the cleaning of the tamper between wet land filler；
S4:After cleaning, water inlet valve is opened（12）Water inlet, by the tamper split away off in packed bed quickly through row
The mouth of a river（9）Wet land filler is discharged（7）.
7. according to claim 6 be effectively improved Performance of Constructed Wetlands Substrates obstruction method, which is characterized in that the high-voltage pulse
Air-flow and cleaning water pipe（11）The clean water of introducing is mixed to form high-voltage pulse air water stream.
8. according to claim 6 be effectively improved Performance of Constructed Wetlands Substrates obstruction method, which is characterized in that the high-voltage pulse
The pressure of air-flow is 0.15-1.2MPa, and is no more than pipeline（6）Proof pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810351339.4A CN108408916A (en) | 2018-04-19 | 2018-04-19 | A kind of device and method being effectively improved Performance of Constructed Wetlands Substrates blocking |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810351339.4A CN108408916A (en) | 2018-04-19 | 2018-04-19 | A kind of device and method being effectively improved Performance of Constructed Wetlands Substrates blocking |
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| Publication Number | Publication Date |
|---|---|
| CN108408916A true CN108408916A (en) | 2018-08-17 |
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ID=63135862
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810351339.4A Pending CN108408916A (en) | 2018-04-19 | 2018-04-19 | A kind of device and method being effectively improved Performance of Constructed Wetlands Substrates blocking |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111533275A (en) * | 2020-06-18 | 2020-08-14 | 上海水平衡环境科技发展有限公司 | Ecological wetland and water purification method based on transverse hydraulic disturbance |
| CN112110543A (en) * | 2020-09-22 | 2020-12-22 | 上海凯悦建设咨询监理有限公司 | Agricultural water ecological treatment structure and construction method thereof |
| CN116553737A (en) * | 2023-06-05 | 2023-08-08 | 悉地（苏州）勘察设计顾问有限公司 | Matrix type parallel arrangement subsurface wetland water flow control system |
-
2018
- 2018-04-19 CN CN201810351339.4A patent/CN108408916A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111533275A (en) * | 2020-06-18 | 2020-08-14 | 上海水平衡环境科技发展有限公司 | Ecological wetland and water purification method based on transverse hydraulic disturbance |
| CN112110543A (en) * | 2020-09-22 | 2020-12-22 | 上海凯悦建设咨询监理有限公司 | Agricultural water ecological treatment structure and construction method thereof |
| CN116553737A (en) * | 2023-06-05 | 2023-08-08 | 悉地（苏州）勘察设计顾问有限公司 | Matrix type parallel arrangement subsurface wetland water flow control system |
| CN116553737B (en) * | 2023-06-05 | 2023-12-01 | 悉地（苏州）勘察设计顾问有限公司 | Matrix type parallel arrangement subsurface wetland water flow control system |
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