CN110316831A - A kind of operation method of vertical subsurface flow wetland - Google Patents
A kind of operation method of vertical subsurface flow wetland Download PDFInfo
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- CN110316831A CN110316831A CN201910691778.4A CN201910691778A CN110316831A CN 110316831 A CN110316831 A CN 110316831A CN 201910691778 A CN201910691778 A CN 201910691778A CN 110316831 A CN110316831 A CN 110316831A
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
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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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
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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
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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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
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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
- 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
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- Biodiversity & Conservation Biology (AREA)
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- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
A kind of operation method of vertical subsurface flow wetland, including the water inlet successively carried out, reaction, water outlet and emptying idle stage, fill phase passes through the upper layer water distributor that artificial swamp pond body top is arranged in water distribution uniformity inside artificial swamp pond body, the water inlet end of upper layer water distributor is connected to the water inlet of artificial swamp pond body, it comes into full contact with and reacts with sewage in biomembrane of the stage of reaction between Wetland Substrate, water outlet stage sewage is discharged outside artificial swamp pond body by lower layer's water collection pipe, the idle stage is emptied since sewage emptying inside artificial swamp pond body, until the water inlet of next artificial swamp pond body starts water inlet end, the present invention, which has, in a word can effectively delay vertical subsurface flow wetland substrate clogging, guarantee Aerobic-anaerobic alternating inside artificial swamp pond body, nitric efficiency height and vertical subsurface flow wetland service life Long advantage.
Description
Technical field
The present invention relates to technical field of sewage more particularly to a kind of operation methods of vertical subsurface flow wetland.
Background technique
Currently, artificial marsh sewage treatment system is a kind of preferable wastewater treatment mode, especially it can be given full play to
The productive potentialities of resource prevent the recontamination of environment, obtain the optimum efficiency of sewage treatment and recycling, therefore with higher
Environmental benefit, economic benefit and social benefit.Artificial wet land treating system is big with buffer capacity, high treating effect, technique are simple
The features such as single, with low investment, operating cost is low, be very suitable in, the sewage treatments of samll cities and towns.Conventional wastewater treatment
Wetland is synthesized including earth's surface artificial wetland and underflow type artificial, and underflow type artificial synthesis wetland further includes vertical current undercurrent type
Artificial swamp and level stream underflow type artificial wet land, specifically in vertical subsurface flow wetland system, sewage is by surface longitudinal stream
To bed bottom, sewage successively passes through different dielectric layers during longitudinally stream, achievees the purpose that purification, vertical current drowned flow artificial
Wetland has water distribution system and collecting system, its advantage is that occupied area is small compared with other forms wetland, treatment effeciency is high, entire to be
System can build underground in completely, can build up on the ground greenery patches and cooperation landscape planning use, sanitary sewage disposal field especially
It is that the sanitary sewage disposal field of villages and towns in rural areas has obviously advantage.
Existing vertical subsurface flow wetland is in the specific use process, however it remains some problems need further
During optimization processing, first vertical subsurface flow wetland carry out sewage treatment, microorganism is pollutant in degradation water body
Most of organic matter in waste water is decomposed into carbon dioxide and water by respiration by main force, aerobic microbiological, so
It is required that vertical subsurface flow wetland should want aerobic stage in the process of running, but current vertical subsurface flow wetland is not
The stage of reoxygenation inside artificial swamp is provided, is easy to keep anaerobic environment in the closed underground space, seriously affects micro- life
The nitric efficiency of object;Secondly existing vertical subsurface flow wetland is not set empties the idle stage, unpromising microorganism
Restore to provide the time, it is easy to because the treatment effect of microorganism reduces the blocking for causing Wetland Substrate, reduce vertical subsurface flow people
The service life of work wetland;Finally, although existing vertical subsurface flow wetland is provided with water distributor and water collection pipe, but receive water
Pipe is generally distributed by rich font, and when a branch pipe blocks wherein, the water collection pipe of entire area all loses receipts water
Function, it cannot be guaranteed that water collection pipe uniformly receives the function of water.
Summary of the invention
It is an object of the invention to: it cannot keep the ring of Aerobic-anaerobic switching for above-mentioned wastewater treatment system
Border, Wetland Substrate are easy blocking and water collection pipe receives the non-uniform problem of water, and the present invention provides a kind of vertical subsurface flow wetland
Operation method.
The technical solution adopted by the invention is as follows: a kind of operation method of vertical subsurface flow wetland, including successively carry out
Water inlet, reaction, water outlet and empty the idle stage, fill phase passes through the upper layer water distributor that artificial swamp pond body top is arranged in
The water inlet end of the water distribution uniformity inside artificial swamp pond body, upper layer water distributor is connected to the water inlet of artificial swamp pond body, anti-
Biomembrane of the stage between Wetland Substrate is answered to come into full contact with and react with sewage, water outlet stage sewage passes through lower layer's water collection pipe
It is discharged outside artificial swamp pond body, the idle stage is emptied since sewage emptying inside artificial swamp pond body, until next time is artificial
The water inlet of wetland pond body starts water inlet end.
Preferably, upper layer water distributor includes the first top water-supply-pipe for being distributed horizontally to artificial swamp pool center position
With the second top water-supply-pipe for being distributed horizontally to artificial swamp pond body surrounding position, it is convenient for sewage in the stage of reaction in Manual moist
It is uniformly distributed inside ground pond body, lower layer's water collection pipe includes being distributed horizontally to the first lower part water delivery at artificial swamp pool center position
The second lower part water-supply-pipe at artificial swamp pond body surrounding position is managed and is distributed horizontally to, the first lower part water-supply-pipe is arranged in Manual moist
The bottom of ground pond body and corresponding with the position of the first top water-supply-pipe, the bottom of artificial swamp pond body is arranged in the second lower part water-supply-pipe
Portion and corresponding with the position of the second top water-supply-pipe, slowly declines convenient for the liquid level of sewage in water outlet stage.
Preferably, the first top water-supply-pipe and the first lower part water-supply-pipe are in the distribution of rich shape, the second top water-supply-pipe and
Second lower part water-supply-pipe is annularly distributed.
Preferably, the first top water-supply-pipe includes the first water delivery general pipeline and the first delivery pipe branch, and the first water delivery general pipeline is along left
The water inlet end of right direction horizontal extension and the first water delivery general pipeline are connect with the water inlet of artificial swamp pond body, and the first delivery pipe branch is
Front and rear sides that are multiple and being evenly distributed on the first water delivery general pipeline, one end of the first delivery pipe branch are connected to the first water delivery general pipeline,
The other end of first delivery pipe branch is connected to the second top water-supply-pipe.
Preferably, the internal structure of the first lower part water-supply-pipe and the first top water-supply-pipe is identical, the first lower part water-supply-pipe and
Second lower part water-supply-pipe is connected to the water outlet of artificial swamp pond body.
Preferably, drainage ditch is provided on the right side of artificial swamp pond body, lower layer's water collection pipe passes through the side of artificial swamp pond body
Wall is connected to drainage ditch.
Preferably, valve storage chamber is provided between artificial swamp pond body and drainage ditch, lower layer's water collection pipe is horizontal through valve
The door inside of storage chamber and the left and right sidewall of valve storage chamber, valve storage chamber are internally provided with draining control valve door, draining control
Valve processed connect with lower layer water collection pipe and controls the opening and closing of lower layer's water collection pipe.
Preferably, draining control valve door is electromagnetic valve, and draining control valve door is by electric signal and is arranged in artificial swamp
Control device connection outside pond body.
Compared to the prior art, the beneficial effects of the present invention are:
It, can be in water outlet rank 1. present invention setting between water outlet stage and subsequent cycle fill phase drains the idle stage
Section promotes oxygen to enter the bottom of artificial swamp pond body, makes the rank that oxygen abundance is restored to inside entire artificial swamp pond body
Section, guarantees that enough aerobic microbiologicals play a role in the stage of reaction of subsequent cycle, can effectively delay artificial swamp pond
The blocking of body internal matrix improves the service life of wetland operation.
2. the present invention is evenly distributed on the top of artificial swamp pond body using upper layer water distributor, lower layer's water collection pipe is uniformly distributed
In the bottom of artificial swamp pond body, sewage can be made to be discharged to Manual moist by passing through slowly lower layer's water collection pipe after the stage of reaction
The outside of ground pond body, decline of the entire sewage level in water outlet stage gradually, air are just followed in water outlet stage under sewage level
The inside for dropping and entering along the gap of artificial swamp pond body inside Wetland Substrate artificial swamp pond body, makes in artificial swamp pond body
The reoxygenation process in portion is begun to from water outlet stage, can promote the inside natural reaeration of artificial swamp pond body, improves vertical subsurface flow
The nitric efficiency of artificial swamp.
3. the present invention is connected using the first top water-supply-pipe of rich shape distribution with the second top water-supply-pipe of annular distribution,
The coverage area for increasing upper layer water distributor, it is defeated using the first lower part water-supply-pipe of rich shape distribution and the second lower part of annular distribution
Water pipe connection increases the coverage area of lower layer's water collection pipe, and guarantees entire water distribution by above-mentioned setting and receive water system not
The influence that will receive section top water distributor and the blocking of section bottom water collection pipe, on upper layer, water distributor and lower layer's water collection pipe part are stifled
It remains to play entire water distribution in the case where plug and receives the effect of water system, to increase the use longevity of vertical subsurface flow wetland
Life.
4. the present invention receives the sewage of vertical subsurface flow wetland discharge using drainage ditch, by the sewage transport of processing to agriculture
Field is poured or is conveyed elsewhere, and the setting of drainage ditch not only reduces the blocked probability of drainage pipeline, itself also has
Standby certain storage function, by the setting of valve storage chamber and draining control valve door, can at any time to draining control valve door into
Row manipulation and maintenance have and the stage of reaction are switched to water outlet stage in time and water outlet stage is switched to the idle rank of emptying in time
The advantages of section, further can remotely control vertical subsurface flow wetland water outlet using electromagnetic valve as draining control valve door
The progress in stage, increases the intelligence degree of entire vertical subsurface flow wetland.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of vertical subsurface flow wetland;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the connection schematic diagram of the first top water-supply-pipe and the second top water-supply-pipe inside the water distributor of upper layer;
Fig. 4 is the connection schematic diagram of the first lower part water-supply-pipe and the second lower part water-supply-pipe inside lower layer's water collection pipe;
Fig. 5 is the connection schematic diagram of lower layer's water collection pipe and valve storage chamber.
In the figure, it is marked as on 1- artificial swamp pond body, the upper layer 2- water distributor, 3- lower layer water collection pipe, 4- water inlet, 5- first
Portion's water-supply-pipe, the second top 6- water-supply-pipe, the first lower part 7- water-supply-pipe, the second lower part 8- water-supply-pipe, the first water delivery of 9- general pipeline,
The first delivery pipe branch of 10-, 11- water outlet, 12- drainage ditch, 13- valve storage chamber, 14- draining control valve door, 15- water inlet pipe
Road, 16- water inlet control valve door, 17- Wetland Substrate.
Specific embodiment
All features disclosed in this specification can be with any other than mutually exclusive feature and/or step
Mode combines.
It elaborates below with reference to Fig. 1 to Fig. 5 to the present invention.
Embodiment 1:
A kind of operation method of vertical subsurface flow wetland, water inlet, reaction, water outlet and emptying including successively carrying out are idle
The inside in stage, the artificial swamp pond body 1 that four operation phase are embedded in underground one and half carries out, and fill phase is by setting
Upper layer water distributor 2 on 1 top of artificial swamp pond body is set in 1 inside water distribution uniformity of artificial swamp pond body, upper layer water distributor 2 into
Water end (W.E.) is connected to the water inlet 4 of artificial swamp pond body 1, and the left side of artificial swamp pond body 1 is provided with water inlet line 15, water inlet pipe
Water inlet control valve door 16 is provided on road 15, water inlet control valve door 16 is electromagnetic valve, and water inlet control valve door 16 passes through electric signal
It is connect with the control device that 1 outside of artificial swamp pond body is arranged in, in the beginning of a vertical subsurface flow wetland circulation process
Stage opens water inlet control valve door 16 by control device, makes to enter fill phase inside artificial swamp pond body 1, in water inlet rank
Sewage in section in water inlet line 15 enters in 1 inside upper layer water distributor 2 of artificial swamp pond body, and passes through upper layer water distributor
2 to artificial swamp pond body 1 inside water distribution uniformity, when water inlet control valve door 16 is opened according to 15 flow of water inlet line and vertical latent
After the time of artificial wetland calculation of capacity set, control device closes water inlet control valve door 16, in artificial swamp pond body 1
Portion enters the stage of reaction.
In the stage of reaction, the sewage come out from upper layer water distributor 2 is evenly distributed on the inside of artificial swamp pond body 1, is located at
Biomembrane between 1 inside Wetland Substrate 17 of artificial swamp pond body comes into full contact with and reacts with sewage in the stage of reaction, upper layer cloth
The specific structure of water pipe 2 has very big influence in 1 inside distribution situation of artificial swamp pond body to sewage, upper in this example
Layer water distributor 2 includes being distributed horizontally to the first top water-supply-pipe 5 in 1 centre of artificial swamp pond body and being distributed horizontally to artificial
The second top water-supply-pipe 6 at 1 surrounding position of wetland pond body, the first top water-supply-pipe 5 are distributed in rich shape, the second top water-supply-pipe
6 distributions annular in shape, in the circular range of the second top water-supply-pipe 6, the first top water-supply-pipe 5 includes the first top water-supply-pipe 5
First water delivery general pipeline 9 and the first delivery pipe branch 10, the first water delivery general pipeline 9 horizontal extension and the first water delivery general pipeline 9 in left-right direction
Water inlet end pass through artificial swamp pond body 1 water inlet 4 connect with water inlet line 15, the first delivery pipe branch 10 be it is multiple and uniform
It is distributed in the front and rear sides of the first water delivery general pipeline 9, all first delivery pipe branches 10 horizontal extension along the longitudinal direction, each first
Delivery pipe branch 10 is each perpendicular to the first water delivery general pipeline 9 setting, and one end of each first delivery pipe branch 10 and the first water delivery general pipeline 9 connect
Logical, the other end of the first delivery pipe branch 10 is connected to the second top water-supply-pipe 6, passes through the first top water-supply-pipe 5 and the second top
The setting of water-supply-pipe 6 makes upper layer water distributor 2 cover the top of entire artificial swamp pond body 1, and sewage can be made equal in fill phase
The even various pieces for being dispersed in artificial swamp pond body 1, to make full use of the sky inside artificial swamp pond body 1 in the stage of reaction
Between, the case where topical microbial load is excessive while also topical microbial absolutely not utilizes appearance is prevented, and whole
Second top water-supply-pipe 6 of a annular distribution is also connected to the left end of the first water delivery general pipeline 9, and each first delivery branch pipe 10 has
Two kinds of transport paths, so that sewage is remained to through another conveying path in part the first delivery branch pipe 10 there is a situation where blocking
Diameter is transported to each position of the first delivery branch pipe 10, entire area will not occurs because the first delivery branch pipe of part 10 blocks
Can not water distribution the case where, increase the service life of vertical subsurface flow wetland.
In water outlet stage, sewage by lower layer's water collection pipe 3 is discharged into drainage ditch 12 after sufficiently reacting, and sewage level is gradually reduced,
Air enters the inside of wetland with the gap of Wetland Substrate 17, contact the bottom environment of entire artificial swamp pond body 1 also can
It is not in cause part artificial swamp pond body 1 to be still within because liquid level decline is too fast due to liquid level smooth decreasing to oxygen
Anaerobic state can achieve the purpose that 1 inside natural reaeration of artificial swamp pond body, pass through in entire water outlet stage microorganism
Oxygen-anaerobism alternating, can significantly improve the nitric efficiency of vertical subsurface flow wetland.In order to guarantee sewage level it is steady under
Drop, the part that lower layer's water collection pipe 3 is located at artificial swamp pond body 1 are also uniformly distributed in the bottom of artificial swamp pond body 1, and water is received by lower layer
Pipe 3 includes being distributed horizontally to the first lower part water-supply-pipe 7 in 1 centre of artificial swamp pond body and being distributed horizontally to artificial swamp pond
The second lower part water-supply-pipe 8 at 1 surrounding position of body, the first lower part water-supply-pipe 7 is identical with the internal structure of the first top water-supply-pipe 5,
The internal structure of second lower part water-supply-pipe 8 and the second top water-supply-pipe 6 is also identical, and the first lower part water-supply-pipe 7 and the second lower part are defeated
Water pipe 8 is arranged at the bottom of artificial swamp pond body 1 and the respectively position with the first top water-supply-pipe 5 and the second top water-supply-pipe 6
Correspondence is set, the left end of the second lower part water-supply-pipe 8 is connected to the left end of the first lower part water-supply-pipe 7, the first lower part water-supply-pipe 7 and second
The right end of lower part water-supply-pipe 8 is connected in the position close to 1 water outlet 11 of artificial swamp pond body with the right part of lower layer water collection pipe 3.
It can make the sewage at each position of artificial swamp pond body 1 all by the setting of the first lower part water-supply-pipe 7 and the second lower part water-supply-pipe 8
Receipts water can be carried out by the different parts of lower layer's water collection pipe 3, and since lower layer's water collection pipe 3 is in the bottom of artificial swamp pond body 1
It is evenly distributed, so sewage level also gradually can smoothly decline, it is not in the case where large amount of sewage is assembled to water outlet 11
Occur, and can prevent because section bottom water collection pipe 3 occur blocking so as to cause larger one piece of region can not receive water
It happens, guarantees the drainage efficiency of entire vertical subsurface flow wetland.
The idle stage is emptied since the emptying of 1 inside sewage of artificial swamp pond body, until next artificial swamp pond body 1 into
The mouth of a river 4 starts water inlet end, the end mark of water outlet stage empty the beginning in idle stage, by being arranged under in this example
Draining control valve door 14 in layer water collection pipe 3 starts to control to emptying the idle stage.For convenience of vertical subsurface flow people
The sewage of work wetland discharge more preferably carries out subsequent utilization, and the right side of artificial swamp pond body 1 is provided with drainage ditch 12, can will locate
The sewage transport of reason is poured to farmland or is conveyed elsewhere, is provided between artificial swamp pond body 1 and drainage ditch 12
The right end of valve storage chamber 13, lower layer's water collection pipe 3 enters valve storage chamber 13 horizontal through the right side wall of artificial swamp pond body 1
Inside, then along valve storage chamber 13 bottom extend across valve storage chamber 13 right side wall and drainage ditch 12 connect
It is logical, by lower layer's water collection pipe 3 can water outlet stage by the sewage discharge in artificial swamp pond body 1 into drainage ditch 12, draining
The inside of valve storage chamber 13 is arranged in control valve 14, and 13 upper end of valve storage chamber can open, and can control at any time to draining
Valve 14 processed is manipulated and is repaired, draining control valve door 14 be electromagnetic valve, draining control valve door 14 also by electric signal with
Control device connection outside artificial swamp pond body 1 is set, can remotely control vertical subsurface flow in conjunction with water inlet control valve door 16
The water inlet and draining of artificial swamp, when control device control draining control valve door 14 is opened, the inside of artificial swamp pond body 1 into
Enter water outlet stage, when the lasting time set according to vertical subsurface flow wetland volume, 3 flow rate calculation of lower layer's water collection pipe
Afterwards, control device control draining control valve door 14 is closed, and the inside of artificial swamp pond body 1 enters the emptying idle stage, specific
Use process in, draining control valve door 14 open time can extend, to guarantee the sewage inside artificial swamp pond body 1
It excludes clean.By being calculated according to vertical subsurface flow wetland concrete condition and by actually using the idle rank of adjusted emptying
After the section duration, vertical subsurface flow wetland can carry out subsequent cycle, specifically used mistake from new water inlet control valve door 16 of opening
Cheng Zhong, emptying idle phase duration can extend, to be further ensured that the recovery of vertical subsurface flow wetland, improve and hang down
The service life of straight drowned flow artificial wet land.It can effectively delay vertical subsurface flow wetland matrix 17 stifled in short, the present invention has
Plug guarantees that 1 inside Aerobic-anaerobic of artificial swamp pond body alternating, nitric efficiency are high and vertical subsurface flow wetland service life is long
The advantages of.
Claims (8)
1. a kind of operation method of vertical subsurface flow wetland is carried out in the inside of artificial swamp pond body (1), it is characterised in that:
Including water inlet, reaction, water outlet and the emptying idle stage successively carried out, the fill phase is by being arranged in artificial swamp pond body
(1) the upper layer water distributor (2) on top is in the internal water distribution uniformity of artificial swamp pond body (1), the water inlet end of upper layer water distributor (2) and people
The water inlet (4) of work wetland pond body (1) is connected to, and is come into full contact in biomembrane of the stage of reaction between Wetland Substrate with sewage
And react, water outlet stage sewage is external by lower layer's water collection pipe (3) discharge artificial swamp pond body (1), described to empty the idle stage
Since the internal sewage emptying of artificial swamp pond body (1), until the water inlet (4) of next artificial swamp pond body (1) starts to intake
Terminate.
2. a kind of operation method of vertical subsurface flow wetland according to claim 1, it is characterised in that: the upper layer cloth
Water pipe (2) includes being distributed horizontally to the first top water-supply-pipe (5) in artificial swamp pond body (1) centre and being distributed horizontally to
The second top water-supply-pipe (6) at artificial swamp pond body (1) surrounding position, convenient for sewage in artificial swamp pond body in the stage of reaction
(1) internal to be uniformly distributed, lower layer's water collection pipe (3) includes being distributed horizontally to the first of artificial swamp pond body (1) centre
Lower part water-supply-pipe (7) and the second lower part water-supply-pipe (8) for being distributed horizontally to artificial swamp pond body (1) surrounding position, the first lower part
The bottom in artificial swamp pond body (1) and, second lower part corresponding with the position of the first top water-supply-pipe (5) is arranged in water-supply-pipe (7)
Water-supply-pipe (8) is arranged in the bottom of artificial swamp pond body (1) and corresponding with the position of the second top water-supply-pipe (6), convenient for sewage
Liquid level slowly decline in water outlet stage.
3. a kind of operation method of vertical subsurface flow wetland according to claim 2, it is characterised in that: on described first
Portion's water-supply-pipe (5) and the first lower part water-supply-pipe (7) are distributed in rich shape, the second top water-supply-pipe (6) and the second lower part water delivery
Manage (8) distribution annular in shape.
4. a kind of operation method of vertical subsurface flow wetland according to claim 3, it is characterised in that: on described first
Portion's water-supply-pipe (5) includes the first water delivery general pipeline (9) and the first delivery pipe branch (10), the first water delivery general pipeline (9) water in left-right direction
It puts down extension and the water inlet end of the first water delivery general pipeline (9) is connect with the water inlet (4) of artificial swamp pond body (1), the first delivery pipe branch
It (10) is front and rear sides that are multiple and being evenly distributed on the first water delivery general pipeline (9), one end and first of the first delivery pipe branch (10)
Water delivery general pipeline (9) connection, the other end of the first delivery pipe branch (10) are connected to the second top water-supply-pipe (6).
5. a kind of operation method of vertical subsurface flow wetland according to claim 4, it is characterised in that: under described first
Portion's water-supply-pipe (7) is identical with the internal structure of the first top water-supply-pipe, the first lower part water-supply-pipe (7) and the second lower part water-supply-pipe
(8) it is connected to the water outlet (11) of artificial swamp pond body (1).
6. a kind of operation method of vertical subsurface flow wetland according to claim 1, it is characterised in that: the Manual moist
Be provided on the right side of ground pond body (1) drainage ditch (12), lower layer's water collection pipe (3) pass through artificial swamp pond body (1) side wall with
Drainage ditch (12) connection.
7. a kind of operation method of vertical subsurface flow wetland according to claim 6, it is characterised in that: the Manual moist
It is provided between ground pond body (1) and drainage ditch (12) valve storage chamber (13), lower layer's water collection pipe (3) is deposited horizontal through valve
The inside of chamber (13) and the left and right sidewall of valve storage chamber (13) are put, valve storage chamber (13) is internally provided with draining control valve door
(14), draining control valve door (14) connect with lower layer's water collection pipe (3) and controls the opening and closing of lower layer's water collection pipe (3).
8. a kind of operation method of vertical subsurface flow wetland according to claim 7, it is characterised in that: the draining control
Valve (14) processed is electromagnetic valve, and draining control valve door (14) is by electric signal and setting in artificial swamp pond body (1) outside
Control device connection.
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CN107445304A (en) * | 2017-09-08 | 2017-12-08 | 北京正和恒基国际城市规划设计有限公司 | Strengthened denitrification method and strengthened denitrification wet land system suitable for drowned flow artificial wet land |
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CN203668113U (en) * | 2014-01-06 | 2014-06-25 | 南昌元芝环保科技发展有限公司 | Uniform water distributor |
CN106986459A (en) * | 2017-04-26 | 2017-07-28 | 东南大学 | Industrial crops type filter bed tidal flow artificial wetland combined sewage water processing system |
CN107010798A (en) * | 2017-06-15 | 2017-08-04 | 盐城工学院 | A kind of waste water treatment reactor |
CN107445304A (en) * | 2017-09-08 | 2017-12-08 | 北京正和恒基国际城市规划设计有限公司 | Strengthened denitrification method and strengthened denitrification wet land system suitable for drowned flow artificial wet land |
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