CN109655600A - A kind of anaerophyte based on degradation nitrate nitrogen is detained first experimental provision - Google Patents
A kind of anaerophyte based on degradation nitrate nitrogen is detained first experimental provision Download PDFInfo
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- CN109655600A CN109655600A CN201811512502.7A CN201811512502A CN109655600A CN 109655600 A CN109655600 A CN 109655600A CN 201811512502 A CN201811512502 A CN 201811512502A CN 109655600 A CN109655600 A CN 109655600A
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- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 230000015556 catabolic process Effects 0.000 title claims description 28
- 238000006731 degradation reaction Methods 0.000 title claims description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 173
- 239000002689 soil Substances 0.000 claims abstract description 163
- 238000002474 experimental method Methods 0.000 claims abstract description 96
- 230000000694 effects Effects 0.000 claims abstract description 7
- 241000196324 Embryophyta Species 0.000 claims description 42
- 239000004576 sand Substances 0.000 claims description 41
- 239000004575 stone Substances 0.000 claims description 34
- 239000007921 spray Substances 0.000 claims description 27
- 239000011521 glass Substances 0.000 claims description 25
- 238000004088 simulation Methods 0.000 claims description 24
- 238000012360 testing method Methods 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 20
- 239000011435 rock Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000003344 environmental pollutant Substances 0.000 claims description 6
- 239000004615 ingredient Substances 0.000 claims description 6
- 231100000719 pollutant Toxicity 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000005527 soil sampling Methods 0.000 claims description 5
- 235000015097 nutrients Nutrition 0.000 claims description 4
- 241000209082 Lolium Species 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims 1
- 230000009466 transformation Effects 0.000 abstract description 11
- 230000014759 maintenance of location Effects 0.000 abstract description 4
- 229910002651 NO3 Inorganic materials 0.000 abstract description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000593 degrading effect Effects 0.000 abstract 1
- 239000012533 medium component Substances 0.000 abstract 1
- 230000005012 migration Effects 0.000 abstract 1
- 238000013508 migration Methods 0.000 abstract 1
- 239000004033 plastic Substances 0.000 description 42
- 229920003023 plastic Polymers 0.000 description 42
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 238000011160 research Methods 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 240000002853 Nelumbo nucifera Species 0.000 description 4
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 4
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000002572 peristaltic effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 229920005372 Plexiglas® Polymers 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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Abstract
一种降解硝态氮为主的厌氧植物滞留元实验装置，它包括储雨水箱、储雨水箱盖、水泵、导水管、实验土柱、接水槽、接水槽盖、厌氧实验土柱、厌氧实验土柱盖、厌氧区收集水箱和厌氧区收集水箱盖；该装置能反映植物滞留元在不同雨强、不同类型植物、不同介质成分及深度、不同空间和时间等对降雨径流中硝态氮在系统中的迁移转化的动态变化的影响，并能模拟厌氧环境与硝态氮去除之间的定量关系，因而能满足实际工程应用的各种要求。同时，该装置还能够确定硝态氮在系统中的迁移转化情况，对模拟厌氧环境与硝态氮去除之间的定量关系在系统中分布分析提供有效、可行、可靠的实验装置。
An anaerobic plant retention element experimental device mainly for degrading nitrate nitrogen, which includes a rainwater storage tank, a rainwater storage tank cover, a water pump, a water conduit, an experimental soil column, a water receiving tank, a water receiving tank cover, an anaerobic experimental soil column, Anaerobic experiment soil column cover, anaerobic area collection tank and anaerobic area collection tank cover; this device can reflect the effect of plant retention element on rainfall runoff under different rainfall intensities, different types of plants, different medium components and depths, different spaces and times, etc. It can also simulate the quantitative relationship between anaerobic environment and nitrate removal, so it can meet various requirements of practical engineering applications. At the same time, the device can also determine the migration and transformation of nitrate nitrogen in the system, and provide an effective, feasible and reliable experimental device for the distribution analysis of the quantitative relationship between the simulated anaerobic environment and the removal of nitrate nitrogen in the system.
Description
Technical field
The present invention relates to the anaerophytes based on a kind of degradation nitrate nitrogen to be detained first experimental provision, it is mainly used for artificial mould
Under the conditions of quasi- rainfall, the anaerophyte of design is detained the Transport And Transformation process of nitrate nitrogen and anaerobic environment and nitrate nitrogen in member
The research of quantitative relationship between removal belongs to environmental project and ecological engineering field.
Background technique
The removal rate that nitrate nitrogen is improved in plant delay member is one of the difficult point of city non-point source water quality research.With point source
Effective control of pollution, urban non-point source pollution are just becoming the main cause of urban surface water body deterioration, are especially leading to ground water
Body eutrophication main source.Plant is detained Best Management Practices one of of the member as the control of city non-point source, to city non-dots
The control effect of source pollution is more significant.Plant be detained member mainly by soil media to nitrogen in rainfall runoff carry out conversion and only
Change.Wherein, nitrification is the nitrogen important link that N element recycles in plant retention system soil media, is not only directly affected
The validity of soil media nitrogen nutrient, and N20 etc. is discharged to ambient enviroment by the leaching loss of N03- and into atmosphere
Generate large effect.Currently, the rainwater that rainfall runoff is collected into is detained the Transport And Transformation process of the nitrate nitrogen in member in plant
It is also not clear, especially to the research of the quantitative relationship between anaerobic environment and nitrate nitrogen removal, there are no preferable experiment sides
Method.
Although domestic and international researcher has carried out interior and the field experiment of some water quality and quantities, but artificially-simulated rainfall is made
Under the conditions of, comprehensively considers plant and be detained the different raininess of member, different type plant, different medium ingredient and depth, different spaces
With the factors such as time, constructs the anaerophyte based on a kind of degradation nitrate nitrogen and be detained first experimental provision and also have not been reported.It is evaluating
Plant is detained member and removes it to the Transport And Transformation process influence of nitrate nitrogen in Urban Rain and runoff and anaerobic environment and nitrate nitrogen
Between quantitative relationship research in, there is an urgent need to simulating lab tests to obtain associated technical parameters.A kind of degradation nitrate nitrogen is
Main anaerophyte be detained first experimental provision can reflect plant be detained member different raininess, different type plant, different medium at
Point and the influence to the dynamic change of Nitrate Transport conversion such as depth, different spaces and time, and anaerobic environment can be quantified
The relationship between nitrate nitrogen removal, is able to satisfy the various requirement of practical engineering application.Nitrate nitrogen is in plant in research rainfall runoff
The dynamic changing process urgent need for being detained Transport And Transformation mechanism in member is completed by simulated experiment.For experiment, the demand present invention is right
A kind of anaerophyte based on degradation nitrate nitrogen is detained first experimental provision and is designed.For this purpose, this experimental provision provides a kind of drop
It solves the anaerophyte based on nitrate nitrogen and is detained first experimental provision, can determine the Transport And Transformation situation of nitrate nitrogen in systems, it is right
Simulating the quantitative relationship between anaerobic environment and nitrate nitrogen removal, distributional analysis provides effective, feasible, reliable reality in systems
Experiment device.
Summary of the invention
1, purpose:
In view of the above problems, the purpose of the present invention is to provide the anaerophyte based on a kind of degradation nitrate nitrogen is stagnant
Stay first experimental provision.The device experimental machine clear it is clear, easy to operate, structurally simple, economical practical, be suitable for simcity rainfall
A kind of plant in runoff based on degradation nitrate nitrogen is detained first experimental provision, improves the removal rate and quantitative study anaerobism of nitrate nitrogen
Relationship between environment and nitrate nitrogen removal.
2, technical solution:
Please as shown in Figure 1, the anaerophyte based on a kind of degradation nitrate nitrogen of the present invention is detained first experimental provision, it includes storage
Raintank 1, rainwater storage tank lid 2, water pump 3, aqueduct 4, experiment soil 7, water receiving tank 17, water receiving slot cover 18, experimental anaerobic earth pillar 19,
Experimental anaerobic earth pillar lid 20, anaerobic zone collect water tank 32 and tank lid 33 is collected in anaerobic zone.
Position connection relationship between them is:
The rainwater storage tank lid 2 being matched therewith, the lower part water outlet and water pump 3 of rainwater storage tank 1 are stamped at the top of rainwater storage tank 1
Water inlet is connected, and the water outlet of water pump 3 is sent manual simulation's rainwater to the spray being connected with 4 other end of aqueduct by aqueduct 4
First 6,4 bending part elbow 5 of aqueduct connects.Spray head 6 is placed on experiment earth pillar 7, and manual simulation's rainwater is uniform through spray head 6
It is sprayed in experiment earth pillar 7；
It is successively filled with metalling 38, sand stone layer 37, vegetation and planting soil layer 36, soil from top to bottom in experiment earth pillar 7
Coating 35 and the surface rain water retention layer 34 that rainwater can be detained；Experimental plant 8 is planted in vegetation and kind in experiment earth pillar 7
It plants on soil horizon 36；
Front is successively arranged six soil sampling mouths, respectively the first thief hatch from top to bottom on experiment 7 cylinder of earth pillar
9, the second thief hatch 10, third thief hatch 11, the 4th thief hatch 12, the 5th thief hatch 13 and the 6th thief hatch 14；
Experiment 7 side of earth pillar is placed with water receiving tank 17, and the water receiving slot cover 18 being matched therewith is stamped at the top of water receiving tank 17, is connect
Sink 17 is connected by drainpipe 15 with experiment earth pillar 7 close to experiment 7 side of earth pillar, and drain valve 16 is arranged on drainpipe 15；It is real
The other side for testing earth pillar 7 is placed with experimental anaerobic earth pillar 19；
The experimental anaerobic earth pillar lid 20 being matched therewith, 19 cylinder of experimental anaerobic earth pillar are equipped at the top of experimental anaerobic earth pillar 19
It is inside successively filled with anaerobic zone water inlet metalling 39, anaerobic zone sand stone layer 40, anaerobic zone soil horizon 41 and anaerobic zone from top to bottom
It is discharged metalling 42；
Thief hatch, respectively the first thief hatch of anaerobic zone there are six being set from top to bottom in front of 19 cylinder of experimental anaerobic earth pillar
21, the second thief hatch of anaerobic zone 22, anaerobic zone third thief hatch 23, the 4th thief hatch 24 of anaerobic zone, the 5th thief hatch of anaerobic zone
25 and the 6th thief hatch 26 of anaerobic zone；
19 top of experimental anaerobic earth pillar is equipped with anaerobic zone outlet pipe 29, and anaerobic zone outlet pipe 29 is equipped with anaerobic zone outlet pipe
Valve 30,29 other end of anaerobic zone outlet pipe collect tank lid 33 with anaerobic zone and are connected, be placed on anaerobic zone and collect on water tank 32；
19 bottom water inlet of experimental anaerobic earth pillar is connected by outlet pipe 27 with experiment earth pillar 7, and water pipe valve 28 is provided on outlet pipe 27；
Manual simulation's rainwater in experimental anaerobic earth pillar 19 is delivered to anaerobic zone by anaerobic zone outlet pipe 29 and collects water tank
32, outlet pipe 29 bending part anaerobic zone elbow 31 in anaerobic zone connects, and the manual simulation's rainwater collected is made to flow to anaerobism automatically
It collects in water tank 32 in area.
The rainwater storage tank 1 is the cabinet with cover of box structure, and material is organic glass；
The water pump 3 is basic model peristaltic pump, and function is by aqueduct by the water in rainwater storage tank manual simulation's rain
Water is sent to the spray head being connected with the aqueduct other end；
The aqueduct 4 is the plastic tube with water guiding action；
The elbow 5 is commercially available plastic elbow, and bent angle is 90 °；
The spray head 6 is made of the aluminium alloy rush-resisting material of seedpod of the lotus type, can uniformly spray artificial mould on experiment earth pillar surface
Quasi- rainwater；
The experiment earth pillar 7 is the cylindrical body of organic glass material, soil needed for can holding experiment for a long time and all kinds of media；
The experimental plant 8 be plant be detained member frequently with experimental plant rye grass；
First thief hatch 9 is located at 35 bottom of soil cover, at experiment 7 top 9cm of earth pillar, can acquire and flow through
Water sample and coating sample after coating；
Second thief hatch 10 is located at away from 36 top 10cm of vegetation and planting soil layer, away from experiment 7 top 20cm of earth pillar
Place, can acquire water sample and vegetation and 36 soil-like of planting soil layer；
The third thief hatch 11 is located at away from 36 top 20cm of vegetation and planting soil layer, away from experiment 7 top 30cm of earth pillar
Place, can acquire water sample and vegetation and 36 soil-like of planting soil layer；
4th thief hatch 12 is located at away from 36 top 30cm of vegetation and planting soil layer, away from experiment 7 top 40cm of earth pillar
Place, can acquire water sample and vegetation and 36 soil-like of planting soil layer；
5th thief hatch 13 is located at away from 36 top 40cm of vegetation and planting soil layer, away from experiment 7 top 50cm of earth pillar
Place, can acquire water sample and vegetation and 36 soil-like of planting soil layer；
6th thief hatch 14 is located at the top of sand stone layer 37, away from the place experiment 7 top 58cm of earth pillar, can acquire water sample with
36 soil-like of vegetation and planting soil layer；
The drainpipe 15 is diameter 4cm plastic tube；
The draining pipe valve 16 is stainless steel two-piece type whole-through diameter ball valve；
The water receiving tank 17 is the cabinet of box structure, and material is organic glass；
The experimental anaerobic earth pillar 19 is the cylindrical body of organic glass material with cover, soil needed for can holding experiment for a long time
And all kinds of media, and create anaerobic environment；
First thief hatch of anaerobic zone 21 is located at anaerobic zone water outlet 42 bottom of metalling, pushes up away from experimental anaerobic earth pillar 19
At portion 11cm, anaerobic zone soil horizon water sample and soil sample can be acquired；
Second thief hatch of anaerobic zone 22 is located at away from 41 top 10cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 20cm of top, anaerobic zone soil horizon water sample and soil sample can be acquired；
The anaerobic zone third thief hatch 23 is located at away from 41 top 20cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 30cm of top, anaerobic zone soil horizon water sample and soil sample can be acquired；
The 4th thief hatch 24 of anaerobic zone is located at away from 41 top 30cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 40cm of top, anaerobic zone soil horizon water sample and soil sample can be acquired；
The 5th thief hatch 25 of anaerobic zone is located at away from 41 top 40cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 50cm of top, anaerobic zone soil horizon water sample and soil sample can be acquired；
The 6th thief hatch 26 of anaerobic zone is located at 40 top of anaerobic zone sand stone layer, away from 19 top of experimental anaerobic earth pillar
At 58cm, anaerobic zone soil horizon water sample and soil sample can be acquired；
The outlet pipe 27 is located at away from experiment 7 bottom 2cm of earth pillar, and the other end is connected with 19 bottom of experimental anaerobic earth pillar；
The water outlet pipe valve 28 is stainless steel two-piece type whole-through diameter ball valve；
The anaerobic zone outlet pipe 29 is the plastic tube with water guiding action, and outlet pipe one end is located at away from experimental anaerobic earth pillar
19 tops, the other end collect bung 33 with anaerobic zone and are connected；
The anaerobic zone water outlet pipe valve 30 is stainless steel two-piece type whole-through diameter ball valve；
The anaerobic zone elbow 31 is commercially available plastic elbow, and bent angle is 90 °；
The cabinet with cover that water tank 32 is box structure is collected in the anaerobic zone, and material is organic glass；
The surface rain water retention layer 34 has the function of being detained manual simulation's rainwater；
The soil cover 35, main component are bark (bark), have and keep vegetation and the planting soil layer soil water
Part；The effects of is provided by nutrient and removes a certain amount of pollutant for plant.
The vegetation and planting soil layer 36, can planting experiment plant 8, main component is soil and organic needed for testing
Object is the main removal layer of pollutant；
The sand stone layer 37 is the loose blend of sand grains and rubble, prevents the soil of vegetation and planting soil layer 36 by mould
Intend rain drop erosion to metalling 38；
The metalling 38 is broken fritter rock, prevents the sandstone in sand stone layer 37 from developing blocking discharge outlet；
The anaerobic zone water inlet metalling 39 is that broken fritter rock prevents sandstone from falling into water metalling 39, blocking
Water inlet；
The anaerobic zone sand stone layer 40 is the loose blend of sand grains and rubble；
The anaerobic zone soil horizon 41, which is placed, tests required soil,；
The anaerobic zone water outlet metalling 42 is broken fritter rock.
Workflow of the present invention is as follows:
The rainwater storage tank lower part outlet with rainwater storage tank lid is connected with pump intake, and the water outlet of water pump is logical
Aqueduct is crossed to send to the spray head being connected with aqueduct manual simulation's rainwater.Spray head is placed on experiment earth pillar, manual simulation's rain
Water is uniformly sprayed in experiment earth pillar through spray head.It is successively filled with metalling, sand stone layer, vegetation and kind from top to bottom in experiment earth pillar
Plant soil horizon, soil cover and the surface rain water retention layer that rainwater can be detained.Experimental plant is planted in experiment earth pillar
On vegetation and planting soil layer.The water receiving tank with water receiving slot cover is placed on the right side of experiment earth pillar, water receiving tank is close to experiment earth pillar
Side is connected by drainpipe with experiment earth pillar, and drain valve is arranged on drainpipe.It tests in front of on the cylinder of earth pillar from top to bottom
It is successively arranged six soil sampling mouths, respectively the first thief hatch, the second thief hatch, third thief hatch, the 4th thief hatch, the 5th
Thief hatch and the 6th thief hatch.Experimental anaerobic earth pillar is placed in the other side for testing earth pillar, is equipped with and detests at the top of experimental anaerobic earth pillar
Oxygen tests earth pillar lid, is successively filled with metalling, anaerobic zone sand stone layer, anaerobic zone soil horizon and anaerobic zone from top to bottom in cylinder
It is discharged metalling.Experimental anaerobic earth pillar bottom water inlet is connected by outlet pipe with experiment earth pillar, and outlet pipe is arranged on outlet pipe
Valve.Thief hatch, respectively the first thief hatch of anaerobic zone, anaerobic zone there are six being set from top to bottom in front of the cylinder of experimental anaerobic earth pillar
Second thief hatch, anaerobic zone third thief hatch, the 4th thief hatch of anaerobic zone, the 5th thief hatch of anaerobic zone and anaerobic zone the 6th are adopted
Sample mouth.Experimental anaerobic earth pillar top is equipped with anaerobic zone outlet pipe, and anaerobic zone outlet pipe is equipped with anaerobic zone and is discharged pipe valve, anaerobic zone
The outlet pipe other end collects tank lid with anaerobic zone and is connected, and places anaerobic zone and collects on water tank, the people in experimental anaerobic earth pillar
Work Simulated rainwater is delivered to anaerobic zone by anaerobic zone outlet pipe and collects in water tank, anaerobic zone outlet pipe bending part anaerobic zone
Elbow connects, and so that the manual simulation's rainwater collected is flowed to anaerobic zone automatically and collects in water tank.For the expense of saving, soil box master is tested
It easily to be obtained using transparent organic glass as experimental material.
By adopting the above technical scheme, it is detained first experimental provision with the anaerophyte based on a kind of degradation nitrate nitrogen, can reflects
Plant is detained member in different raininess, different type plant, different medium ingredient and depth, different spaces and time etc. to rainfall diameter
The influence of the dynamic change of the Transport And Transformation of nitrate nitrogen in systems in stream, and can simulate between anaerobic environment and nitrate nitrogen removal
Quantitative relationship, thus be able to satisfy the various requirement of practical engineering application.Meanwhile the device can also determine nitrate nitrogen in system
In Transport And Transformation situation, to simulation anaerobic environment and nitrate nitrogen removal between quantitative relationship in systems distributional analysis provide
Effectively, feasible, reliable experimental provision.
Advantages of the present invention and effect: the anaerophyte based on a kind of degradation nitrate nitrogen of the present invention is detained first experimental provision,
Have the characteristics that structure simple, low cost and economical and practical.The experimental provision can reflect that plant is detained member in different raininess, difference
Type plant, different medium ingredient and depth, different spaces and time etc. in rainfall runoff the Transport And Transformation of nitrate nitrogen it is dynamic
The influence of state variation, obtains anaerobic environment and nitre by the Transport And Transformation dynamic simulation experiment of nitrate nitrogen under different experimental conditions
The associated technical parameters of quantitative relationship between the removal of state nitrogen.Make for this purpose, this experimental provision is provided in different artificially-simulated rainfalls
Under the conditions of, the plant of design be detained the different raininess of member, different type plant, different medium ingredient and depth, different spaces and
The influence of the dynamic change of the Transport And Transformation of nitrate nitrogen in systems in the rainfall runoffs such as time, and anaerobic environment and nitre can be simulated
Quantitative relationship between the removal of state nitrogen, experiment parameter contains much information, accurate and be able to achieve the automatic purpose for reading data.
Detailed description of the invention
Anaerophyte based on Fig. 1 degradation nitrate nitrogen is detained first experimental provision structural schematic diagram.
What the anaerophyte based on Fig. 2 degradation nitrate nitrogen was detained first experimental provision looks down schematic diagram.
Anaerophyte based on Fig. 3 degradation nitrate nitrogen is detained the front schematic view of first experimental provision.
Anaerophyte based on Fig. 4 degradation nitrate nitrogen is detained first main equipment and tests soil box structural schematic diagram.
Symbol description is as follows in figure:
1 rainwater storage tank, 2 rainwater storage tank lids, 3 water pumps, 4 aqueducts, 5 elbows, 6 spray heads,
7 experiment earth pillars, 8 experimental plants, 9 first thief hatch, 10 second thief hatch, 11 third thief hatch,
12 the 4th thief hatch, 13 the 5th thief hatch, 14 the 6th thief hatch, 15 drainpipes, 16 draining pipe valves,
17 water receiving tanks, 18 water receiving slot covers, 19 experimental anaerobic earth pillars, 20 experimental anaerobic earth pillar lids,
21 the first thief hatch of anaerobic zone, 22 the second thief hatch of anaerobic zone, 23 anaerobic zone third thief hatch,
The 4th thief hatch of 24 anaerobic zone, the 5th thief hatch of 25 anaerobic zone, the 6th thief hatch of 26 anaerobic zone,
27 outlet pipes, 28 water outlet pipe valves, 29 anaerobic zone outlet pipes, 30 anaerobic zones water outlet pipe valve,
31 anaerobic zone elbows, 32 anaerobic zones collect water tank, tank lid is collected in 33 anaerobic zones,
34 surface rain water retention layers, 35 soil covers, 36 vegetation and planting soil layer, 37 sand stone layers,
38 metallings, 39 anaerobic zones water inlet metalling, 40 anaerobic zone sand stone layers, 41 anaerobic zone soil horizons,
42 anaerobic zones are discharged metalling.
Specific embodiment
1-4 and embodiment with reference to the accompanying drawing are described in further detail technical solution of the present invention as follows:
Before experiment, metalling 38,36 and of sand stone layer 37, vegetation and planting soil layer first are sequentially filled in experiment earth pillar 7
Soil cover 35, then be sequentially filled in experimental anaerobic earth pillar 19 anaerobic zone water inlet metalling 39, anaerobic zone sand stone layer 40, detest
Oxygen area soil horizon 41 and anaerobic zone are discharged metalling 42, and cover tightly experimental anaerobic earth pillar lid 20.After the completion of filling, to rainwater storage tank
Simulated rainwater is poured into 1, opens water pump 3, and Simulated rainwater is uniformly sprayed onto experiment soil by aqueduct 4, elbow 5, spray head 6
Column 7.Simulated rainwater passes through experimental plant 8, surface rain water retention layer 34, soil cover 35, vegetation and planting soil layer 36, sand
After rock layers 37, metalling 38, if opening draining pipe valve 16 closes water outlet pipe valve 28, Simulated rainwater will be entered by drainpipe 15 to be connect
In sink 17；If closing draining pipe valve 16 opens water outlet pipe valve 28, due to the effect of linker, Simulated rainwater will pass through anaerobic zone
Water inlet metalling 39, anaerobic zone sand stone layer 40, anaerobic zone soil horizon 41 and anaerobic zone water outlet metalling 42 enter experimental anaerobic
In earth pillar 19, when Simulated rainwater amount reaches 19 water outlet of experimental anaerobic earth pillar, opening anaerobic zone is discharged pipe valve 30, Simulated rainwater
Anaerobic zone will be discharged by anaerobic zone outlet pipe 29 to collect in water tank 32.
This sampling apparatus can acquire nitrate nitrogen in dynamic changes aerobic and under the conditions of two kinds of anaerobism:
It is aerobic: (1) in the first thief hatch 9, the second thief hatch 10, third thief hatch the 11, the 4th before spraying Simulated rainwater
Thief hatch 12, the 5th thief hatch 13 acquire pedotheque in the 6th thief hatch 14.
(2) the first thief hatch of 2h, 4h, 8h, 16h, 32h after spraying Simulated rainwater, 2d ... from experiment earth pillar 7
9, the second thief hatch 10, third thief hatch 11, the 4th thief hatch 12, the 5th thief hatch 13, the 6th thief hatch 14 acquire soil-like
Product and Simulated rainwater sample, until reaching experiment purpose stops acquisition sample.
Anaerobism: (1) in the first thief hatch of anaerobic zone 21, the second thief hatch of anaerobic zone 22, anaerobism before spraying Simulated rainwater
Area's third thief hatch 23, the 5th thief hatch 25 of anaerobic zone, acquires in the 6th thief hatch 26 of anaerobic zone the 4th thief hatch 24 of anaerobic zone
Pedotheque.
(2) 2h, 4h, 8h, 16h, 32h after spraying Simulated rainwater, 2d ... are from 19 anaerobic zone of experimental anaerobic earth pillar
First thief hatch 21, the second thief hatch of anaerobic zone 22, anaerobic zone third thief hatch 23, the 4th thief hatch 24 of anaerobic zone, anaerobic zone
5th thief hatch 25, the 6th thief hatch 26 of anaerobic zone acquisition pedotheque and Simulated rainwater sample, stop until reaching experiment purpose
Only acquire sample.
With reference to the accompanying drawing shown in 1-4, the present invention is explained in further detail:
Please as shown in Figure 1, it is detained first experimental provision structure for the anaerophyte based on a kind of degradation nitrate nitrogen of the present invention to show
It is intended to, it includes the component that all labels provided such as Fig. 1 indicate.
Wherein, rainwater storage tank lid 2, lower part outlet and the 3 water inlet phase of water pump of rainwater storage tank 1 are had at the top of rainwater storage tank 1
Even, the water outlet of water pump 3 is sent manual simulation's rainwater to the spray head 6 being connected with 4 other end of aqueduct, water guide by aqueduct 4
4 bending part elbow 5 of pipe connects.Spray head 6 is placed on experiment earth pillar 7, and manual simulation's rainwater is uniformly sprayed at reality through spray head 6
It tests in earth pillar 7.Metalling 38, sand stone layer 37, vegetation and planting soil layer 36, soil are successively filled in experiment earth pillar 7 from top to bottom
Earth coating 35 and the surface rain water retention layer 34 that rainwater can be detained, experimental plant 8 be planted in experiment earth pillar 7 in vegetation and
On planting soil layer 36.It is placed with water receiving tank 17 on the right side of experiment earth pillar 7, has water receiving tank lid 18, water receiving tank at the top of water receiving tank 17
17 are connected by drainpipe 15 with experiment earth pillar 7 close to experiment 7 side of earth pillar, and drain valve 16 is arranged on drainpipe 15.Experiment soil
It is successively arranged six soil sampling mouths, respectively the first thief hatch 9, the second thief hatch 10, third from top to bottom in front of 7 cylinder of column
Thief hatch 11, the 4th thief hatch 12, the 5th thief hatch 13 and the 6th thief hatch 14.Place anaerobism in the other side for testing earth pillar 7
Earth pillar 19 is tested, experimental anaerobic earth pillar lid 20 is equipped at the top of experimental anaerobic earth pillar 19, is successively filled with anaerobism from top to bottom in cylinder
Area's water inlet metalling 39, anaerobic zone sand stone layer 40, anaerobic zone soil horizon 41 and anaerobic zone are discharged metalling 42.Experimental anaerobic soil
19 bottom water inlet of column is connected by outlet pipe 27 with experiment earth pillar 7, and water pipe valve 28 is provided on outlet pipe 27.Experimental anaerobic soil
Thief hatch, respectively the first thief hatch of anaerobic zone 21, the second thief hatch of anaerobic zone there are six being set from top to bottom in front of 19 cylinder of column
22, anaerobic zone third thief hatch 23, the 4th thief hatch 24 of anaerobic zone, the 5th thief hatch 25 of anaerobic zone and anaerobic zone the 6th sample
Mouth 26.19 top of experimental anaerobic earth pillar is equipped with anaerobic zone outlet pipe 29, and anaerobic zone outlet pipe 29 is equipped with anaerobic zone and is discharged pipe valve
30, outlet pipe 29 other end in anaerobic zone collects tank lid 33 with anaerobic zone and is connected, and places anaerobic zone and collects on water tank 32, anaerobism
Manual simulation's rainwater in experiment earth pillar 19 is delivered to anaerobic zone by anaerobic zone outlet pipe 29 and collects water tank 32, anaerobic zone water outlet
29 bending part anaerobic zone elbow 31 of pipe connects, and so that the manual simulation's rainwater collected is flowed to anaerobic zone automatically and collects water tank 32
In.
The rainwater storage tank 1 is the cabinet with cover of box structure, and material is organic glass, cabinet be 50cm × 50cm ×
The cube of 50cm；
The water pump 3 is basic model peristaltic pump；Model BT100-2J；Pump head YZ1515X；Function is will be in rainwater storage tank
Water manual simulation's rainwater is sent to the spray head being connected with the aqueduct other end by aqueduct；
The aqueduct 4 is the plastic tube with water guiding action, diameter 4cm；
The elbow 5 is commercially available plastic elbow, and bent angle is 90 °；
The spray head 6 is made of the aluminium alloy rush-resisting material of seedpod of the lotus type, and model: 400PL, aperture 2mm can test soil
Uniformly spray manual simulation's rainwater in column surface；
The experiment earth pillar 7 is the cylindrical body of organic glass material, a height of 74cm, diameter 30cm.Reality can be held for a long time
Test required soil and all kinds of media；
The experimental plant 8 be plant be detained member frequently with experimental plant rye grass；
First thief hatch 9 is located at 35 bottom of soil cover, and at experiment 7 top 9cm of earth pillar, diameter 2cm can
Acquisition flows through water sample and coating sample after coating；
Second thief hatch 10 is located at away from 36 top 10cm of vegetation and planting soil layer, away from experiment 7 top 20cm of earth pillar
Place, diameter 2cm can acquire water sample and vegetation and 36 soil-like of planting soil layer；
The third thief hatch 11 is located at away from 36 top 20cm of vegetation and planting soil layer, away from experiment 7 top 30cm of earth pillar
Place, diameter 2cm can acquire water sample and vegetation and 36 soil-like of planting soil layer；
4th thief hatch 12 is located at away from 36 top 30cm of vegetation and planting soil layer, away from experiment 7 top 40cm of earth pillar
Place, diameter 2cm can acquire water sample and vegetation and 36 soil-like of planting soil layer；
5th thief hatch 13 is located at away from 36 top 40cm of vegetation and planting soil layer, away from experiment 7 top 50cm of earth pillar
Place, diameter 2cm can acquire water sample and vegetation and 36 soil-like of planting soil layer；
6th thief hatch 14 is located at 37 top of sand stone layer, and at experiment 7 top 58cm of earth pillar, diameter 2cm can be adopted
Collect water sample and 36 soil-like of vegetation and planting soil layer；
The drainpipe 15 is the plastic tube of a length of 10cm of diameter 4cm；
The stainless steel two-piece type whole-through diameter ball valve that the draining pipe valve 16 is internal diameter 4cm；
The water receiving tank 17 is the cabinet of box structure, and material is organic glass, and cabinet is 50cm × 50cm × 50cm
Cube；
The experimental anaerobic earth pillar 19 is the cylindrical body of organic glass material with cover, a height of 74cm, diameter 30cm.It can
Soil needed for holding experiment for a long time and all kinds of media, and create anaerobic environment；
First thief hatch of anaerobic zone 21 is located at anaerobic zone water outlet 42 bottom of metalling, pushes up away from experimental anaerobic earth pillar 19
At portion 11cm, diameter 2cm can acquire anaerobic zone soil horizon water sample and soil sample；
Second thief hatch of anaerobic zone 22 is located at away from 41 top 10cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 20cm of top, diameter 2cm can acquire anaerobic zone soil horizon water sample and soil sample；
The anaerobic zone third thief hatch 23 is located at away from 41 top 20cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 30cm of top, diameter 2cm can acquire anaerobic zone soil horizon water sample and soil sample；
The 4th thief hatch 24 of anaerobic zone is located at away from 41 top 30cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 40cm of top, diameter 2cm can acquire anaerobic zone soil horizon water sample and soil sample；
The 5th thief hatch 25 of anaerobic zone is located at away from 41 top 40cm of anaerobic zone soil horizon, away from experimental anaerobic earth pillar 19
At the 50cm of top, diameter 2cm can acquire anaerobic zone soil horizon water sample and soil sample；
The 6th thief hatch 26 of anaerobic zone is located at 40 top of anaerobic zone sand stone layer, away from 19 top of experimental anaerobic earth pillar
At 58cm, diameter 2cm can acquire anaerobic zone soil horizon water sample and soil sample；
The outlet pipe 27 is the plastic tube of diameter 4cm, is located at away from experiment 7 bottom 2cm of earth pillar, the other end and anaerobism are real
It tests at 19 bottom 2cm of earth pillar and is connected；
The stainless steel two-piece type whole-through diameter ball valve that the water outlet pipe valve 28 is internal diameter 4cm；
The anaerobic zone outlet pipe 29 is the plastic tube that diameter 4cm has water guiding action, and outlet pipe one end is located at away from anaerobism
It tests at 19 top 5cm of earth pillar, the other end collects bung 33 with anaerobic zone and is connected；
The stainless steel two-piece type whole-through diameter ball valve that the anaerobic zone water outlet pipe valve 30 is internal diameter 4cm；
The anaerobic zone elbow 31 is commercially available plastic elbow, and bent angle is 90 °；
The cabinet with cover that water tank 32 is box structure is collected in the anaerobic zone, and material is organic glass, cabinet be 50cm ×
The cube of 50cm × 50cm；
The surface rain water retention layer 34 has the function of that delay manual simulation's rainwater, this layer are located at real with a thickness of 7cm
It tests at the top of earth pillar and at the 7cm of lower section；
The soil cover 35, with 34 bottom connection of surface rain water retention layer, with a thickness of 3cm, main component is bark
(bark), have and keep vegetation and planting soil layer soil moisture；Nutrient and a certain amount of pollutant of removal etc. is provided to plant to make
With.
The vegetation and planting soil layer 36 are located at 35 bottom of soil cover, and depth 50cm can planting experiment plant
8, it is the main removal layer of pollutant that main component, which is soil and organic matter needed for testing,；
The sand stone layer 37 is the loose blend of sand grains and rubble, and partial size is 0.074mm~2mm, is located at vegetation and kind
Plant 36 bottom of soil horizon prevents the soil of vegetation and planting soil layer 36 to be modeled rain drop erosion to metalling with a thickness of 4cm
38；
The metalling 38 is broken fritter rock, and partial size is 2mm~30mm, is located at 37 bottom of sand stone layer, depth is
10cm, and the granule content less than 20mm is less than 85%, prevents the sandstone in sand stone layer 37 from developing blocking discharge outlet；
It is 2mm~30mm that the anaerobic zone water inlet metalling 39, which is broken fritter rock partial size, and is less than of 20mm
Grain content is less than 85%, is located at experimental anaerobic earth pillar bottom, and depth 10cm prevents sandstone from falling into water metalling 39, blocking
Water inlet；
The anaerobic zone sand stone layer 40 is the loose blend of sand grains and rubble, is located at anaerobic zone water inlet metalling 39 and pushes up
Portion, with a thickness of 4cm, partial size is 0.074mm~2mm；
The anaerobic zone soil horizon 41, which is placed, tests required soil, is located at 40 top of anaerobic zone sand stone layer, with a thickness of 50cm；
It is 2mm~30mm that the anaerobic zone water outlet metalling 42, which is broken fritter rock partial size, and is less than of 20mm
Grain content is less than 85%, is located at 41 top of anaerobic zone soil horizon, with a thickness of 10cm.
Fig. 2 be degrade that the anaerophyte based on nitrate nitrogen is detained first experimental provision look down schematic diagram, Fig. 2 divides from left to right
Not are as follows: rainwater storage tank, the organic glass that cabinet is length and width 50cm × 50cm form；Water pump is that overall diameter is 15cm, a length of 20cm
Basic model peristaltic pump；Aqueduct is the plastic tube of diameter 4cm；Water receiving tank is the organic glass cabinet of box structure with cover, long,
Width is 50cm × 50cm, and case lid length and width is 52cm × 52cm；Spray head is aluminum alloy material seedpod of the lotus type spray head, diameter 20cm；Experiment
Earth pillar is the organic glass material cylindrical body of diameter 30cm；Outlet pipe is diameter 4cm；The plastic tube of long 10cm；Experimental anaerobic soil
Column is Plexiglas cylinder with cover, column diameter 30cm, lid diameter 32cm；Anaerobic zone outlet pipe is the modeling of diameter 4cm
Expects pipe；The organic glass cabinet that water tank is box structure with cover is collected in anaerobic zone, and cabinet length and width is 50cm × 50cm, case lid is long,
Width is 52cm × 52cm.
Fig. 3 is the front schematic view that the anaerophyte based on degradation nitrate nitrogen is detained first experimental provision, as shown, from a left side
Being respectively as follows: rainwater storage tank cabinet to the right is high, width 50cm × 50cm organic glass composition；Water pump be inner and outer diameter 11cm ×
The basic model peristaltic pump of 15cm；Aqueduct is the plastic tube of diameter 4cm；Water receiving tank is the organic glass case of box structure with cover
Body, high, width are 50cm × 50cm, and case lid is high, width is 2cm × 52cm；Spray head is aluminum alloy material seedpod of the lotus type spray head, diameter
20cm, thickness 2cm；Drainpipe is diameter 4cm, the plastic tube of long 10cm；Experiment earth pillar is diameter 30cm, organic glass of high 74cm
Glass material cylindrical body；First thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Second thief hatch diameter
2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Third thief hatch diameter 2cm, long 5cm, with the plastics with a thickness of 1cm
Upper shield；4th thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；5th thief hatch diameter 2cm, long 5cm,
With the plastics upper shield with a thickness of 1cm；6th thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Water outlet
Pipe is diameter 2cm；The plastic tube of long 20cm；Experimental anaerobic earth pillar is Plexiglas cylinder with cover, and column diameter 30cm is high
74cm, lid diameter 32cm, thickness 3cm；Anaerobic zone the first thief hatch diameter 2cm, long 5cm, with the plastic sheath with a thickness of 1cm
Lid；Anaerobic zone the second thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Anaerobic zone third thief hatch diameter
2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Anaerobic zone the 4th thief hatch diameter 2cm, long 5cm, with a thickness of 1cm
Plastics upper shield；Anaerobic zone the 5th thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；It adopts anaerobic zone the 6th
Sample mouth diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Anaerobic zone outlet pipe is the plastic tube of diameter 4cm；Anaerobism
The organic glass cabinet that water tank is box structure with cover is collected in area, and cabinet is high, width is 50cm × 50cm, case lid is high, width be 2cm ×
52cm。
It is the structure for testing earth pillar and experimental anaerobic earth pillar that anaerophyte based on degradation nitrate nitrogen, which is detained first main equipment,
As shown in figure 4, being followed successively by experiment earth pillar and experimental anaerobic earth pillar from left to right.Experiment earth pillar structure is respectively as follows: table from top to bottom
Face rainwater retention layer 34, depth 7cm；Soil cover 35, depth 3cm；Experimental plant 8；Vegetation and planting soil layer 36, depth
50cm；Sand stone layer 37, depth 4cm；Metalling 38, depth 10cm；First thief hatch diameter 2cm, long 5cm, with a thickness of 1cm
Plastics upper shield；Second thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Third thief hatch diameter 2cm,
Long 5cm, with the plastics upper shield with a thickness of 1cm；4th thief hatch diameter 2cm, long 5cm, with the plastic sheath with a thickness of 1cm
Lid；5th thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；6th thief hatch diameter 2cm, long 5cm, band
There is the plastics upper shield with a thickness of 1cm；Outlet pipe is diameter 2cm；The plastic tube of long 20cm.Experimental anaerobic earth pillar structure is from top to bottom
It is respectively as follows: anaerobic zone water outlet metalling 42, depth 10cm；Anaerobic zone soil horizon 41, depth 50cm；Anaerobic zone sand stone layer 40, it is deep
Spend 4cm；Anaerobic zone water inlet metalling 39, depth 10cm；Anaerobic zone the first thief hatch diameter 2cm, long 5cm, with a thickness of 1cm
Plastics upper shield；Anaerobic zone the second thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Anaerobic zone third is adopted
Sample mouth diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；The 4th thief hatch diameter 2cm of anaerobic zone, long 5cm have
With a thickness of the plastics upper shield of 1cm；Anaerobic zone the 5th thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm；Detest
Oxygen area the 6th thief hatch diameter 2cm, long 5cm, with the plastics upper shield with a thickness of 1cm.
Claims (10)
1. the anaerophyte based on a kind of degradation nitrate nitrogen is detained first experimental provision, it is characterised in that: it includes rainwater storage tank, storage
Rainwater case lid, aqueduct, experiment earth pillar, water receiving tank, water receiving slot cover, experimental anaerobic earth pillar, experimental anaerobic earth pillar lid, is detested water pump
Water tank is collected in oxygen area and tank lid is collected in anaerobic zone；
Position connection relationship between them is:
The rainwater storage tank lid being matched therewith, lower part water outlet and the pump intake phase of rainwater storage tank are stamped at the top of rainwater storage tank
Even, the water outlet of water pump is sent manual simulation's rainwater to the spray head being connected with the aqueduct other end by aqueduct, and aqueduct is curved
Bent portions are connected with elbow；Spray head is placed on experiment earth pillar, and manual simulation's rainwater is uniformly sprayed in experiment earth pillar through spray head；
It is successively filled with metalling, sand stone layer, vegetation and planting soil layer, soil cover and can from top to bottom in experiment earth pillar
It is detained the surface rain water retention layer of rainwater；Experimental plant is planted on the vegetation in experiment earth pillar and planting soil layer；
Front is successively arranged six soil sampling mouths, respectively the first thief hatch, second from top to bottom on experiment earth pillar cylinder
Thief hatch, third thief hatch, the 4th thief hatch, the 5th thief hatch and the 6th thief hatch；
Experiment earth pillar side is placed with water receiving tank, the water receiving slot cover being matched therewith is stamped at the top of water receiving tank, water receiving tank is close to real
It tests earth pillar side and is connected by drainpipe with experiment earth pillar, drain valve is set on drainpipe；The other side of experiment earth pillar is placed with
Experimental anaerobic earth pillar；
It is equipped with the experimental anaerobic earth pillar lid being matched therewith at the top of experimental anaerobic earth pillar, in experimental anaerobic earth pillar cylinder from top to bottom
Successively it is filled with anaerobic zone water inlet metalling, anaerobic zone sand stone layer, anaerobic zone soil horizon and anaerobic zone water outlet metalling；
Thief hatch, respectively the first thief hatch of anaerobic zone, anaerobic zone there are six being set from top to bottom in front of experimental anaerobic earth pillar cylinder
Second thief hatch, anaerobic zone third thief hatch, the 4th thief hatch of anaerobic zone, the 5th thief hatch of anaerobic zone and anaerobic zone the 6th are adopted
Sample mouth；
Experimental anaerobic earth pillar top is equipped with anaerobic zone outlet pipe, and anaerobic zone outlet pipe is equipped with anaerobic zone and is discharged pipe valve, anaerobic zone
The outlet pipe other end collects tank lid with anaerobic zone and is connected, and is placed on anaerobic zone and collects on water tank；Experimental anaerobic earth pillar bottom
Water inlet is connected by outlet pipe with experiment earth pillar, and water pipe valve is provided on outlet pipe；
Manual simulation's rainwater in experimental anaerobic earth pillar is delivered to anaerobic zone by anaerobic zone outlet pipe and collects water tank, and anaerobic zone goes out
Water pipe bending part anaerobic zone elbow connects, and so that the manual simulation's rainwater collected is flowed to anaerobic zone automatically and collects in water tank.
2. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: first thief hatch is located at soil cover bottom, and at 9cm at the top of experiment earth pillar, acquisition flows through the water after coating
Sample and coating sample；Second thief hatch is located at away from 10cm at the top of vegetation and planting soil layer, away from 20cm at the top of experiment earth pillar
Place acquires water sample and 36 soil-like of vegetation and planting soil layer；The third thief hatch is located at away from vegetation and planting soil layer top
Portion 20cm acquires water sample and vegetation and planting soil layer soil-like at 30cm at the top of experiment earth pillar；4th thief hatch,
It is located at away from 30cm at the top of vegetation and planting soil layer, at 40cm at the top of experiment earth pillar, acquires water sample and vegetation and planting soil
Layer soil-like；5th thief hatch is located at away from 40cm at the top of vegetation and planting soil layer, at experiment earth pillar 50cm, acquisition
Water sample and vegetation and planting soil layer soil-like；6th thief hatch is located at the top of sand stone layer, away from 58cm at the top of experiment earth pillar
Place acquires water sample and vegetation and planting soil layer soil-like.
3. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: first thief hatch of anaerobic zone is located at anaerobic zone water outlet metalling bottom and adopts at 11cm at the top of experimental anaerobic earth pillar
Collect anaerobic zone soil horizon water sample and soil sample；Second thief hatch of anaerobic zone, is located at away from 10cm at the top of the soil horizon of anaerobic zone, away from detesting
Oxygen is tested at the top of earth pillar at 20cm, and anaerobic zone soil horizon water sample and soil sample are acquired；The anaerobic zone third thief hatch is located at away from detesting
20cm at the top of oxygen area soil horizon acquires anaerobic zone soil horizon water sample and soil sample at 30cm at the top of experimental anaerobic earth pillar；It is described to detest
The 4th thief hatch of oxygen area is located at away from 30cm at the top of the soil horizon of anaerobic zone, at 40cm at the top of experimental anaerobic earth pillar, acquires anaerobic zone
Soil horizon water sample and soil sample；The 5th thief hatch of anaerobic zone is located at away from 40cm at the top of the soil horizon of anaerobic zone, away from experimental anaerobic soil
At the 50cm of column top, anaerobic zone soil horizon water sample and soil sample are acquired；The 6th thief hatch of anaerobic zone, is located at anaerobic zone sand stone layer
Top acquires anaerobic zone soil horizon water sample and soil sample at 58cm at the top of experimental anaerobic earth pillar.
4. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: the experiment earth pillar is the cylindrical body of organic glass material, soil needed for capable of holding experiment for a long time and all kinds of media；It is described to detest
Oxygen experiment earth pillar is the cylindrical body of organic glass material with cover, soil needed for holding experiment for a long time and all kinds of media, and is created
Anaerobic environment.
5. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: the rainwater storage tank is the cabinet with cover of box structure, and material is organic glass；It is boxlike knot that water tank is collected in the anaerobic zone
The cabinet with cover of structure, material are organic glass；The water receiving tank is the cabinet of box structure, and material is organic glass.
6. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: the experimental plant be plant be detained member frequently with experimental plant rye grass.
7. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: the soil cover, ingredient are bark, are able to maintain vegetation and planting soil layer soil moisture；To plant provide nutrient and
Remove the effect of pollutant；The vegetation and planting soil layer, can planting experiment plant, ingredient is soil and organic needed for testing
Object is the removal layer of pollutant.
8. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: the sand stone layer is the loose blend of sand grains and rubble, and the soil of vegetation and planting soil layer is prevented to be modeled rainwater punching
Brush metalling；The metalling is broken fritter rock, prevents the sandstone in sand stone layer from developing blocking discharge outlet.
9. the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision, feature exists
In: the anaerobic zone water inlet metalling is that broken fritter rock prevents sandstone from falling into water metalling, blocks water inlet；Institute
State the loose blend that anaerobic zone sand stone layer is sand grains and rubble；The anaerobic zone soil horizon, which is placed, tests required soil；It is described
It is broken fritter rock that anaerobic zone, which is discharged metalling,.
10. the work side that the anaerophyte based on a kind of degradation nitrate nitrogen according to claim 1 is detained first experimental provision
Method, it is characterised in that: the rainwater storage tank lower part outlet with rainwater storage tank lid is connected with pump intake, and water pump goes out
Manual simulation's rainwater is sent to the spray head being connected with aqueduct by aqueduct at the mouth of a river；Spray head is placed on experiment earth pillar, manually
Simulated rainwater is uniformly sprayed in experiment earth pillar through spray head；It is successively filled with metalling, sand stone layer, plant from top to bottom in experiment earth pillar
Quilt and planting soil layer, soil cover and the surface rain water retention layer that rainwater can be detained；Experimental plant is planted in experiment soil
On vegetation and planting soil layer in column；The water receiving tank with water receiving slot cover is placed on the right side of experiment earth pillar, water receiving tank is close to real
It tests earth pillar side and is connected by drainpipe with experiment earth pillar, drain valve is set on drainpipe；Test earth pillar cylinder on front from
Top to bottm is successively arranged six soil sampling mouths, respectively the first thief hatch, the second thief hatch, third thief hatch, the 4th sampling
Mouth, the 5th thief hatch and the 6th thief hatch；Place experimental anaerobic earth pillar, experimental anaerobic earth pillar top in the other side for testing earth pillar
Portion is equipped with experimental anaerobic earth pillar lid, be successively filled in cylinder from top to bottom metalling, anaerobic zone sand stone layer, anaerobic zone soil horizon with
And anaerobic zone is discharged metalling；Experimental anaerobic earth pillar bottom water inlet is connected by outlet pipe with experiment earth pillar, is set on outlet pipe
Set water outlet pipe valve；It is set from top to bottom in front of the cylinder of experimental anaerobic earth pillar there are six thief hatch, respectively anaerobic zone first samples
Mouth, the second thief hatch of anaerobic zone, anaerobic zone third thief hatch, the 4th thief hatch of anaerobic zone, the 5th thief hatch of anaerobic zone and detest
The 6th thief hatch of oxygen area；Experimental anaerobic earth pillar top is equipped with anaerobic zone outlet pipe, and anaerobic zone outlet pipe is discharged equipped with anaerobic zone
Pipe valve, the anaerobic zone outlet pipe other end collect tank lid with anaerobic zone and are connected, place anaerobic zone and collect on water tank, experimental anaerobic
Manual simulation's rainwater in earth pillar is delivered to anaerobic zone by anaerobic zone outlet pipe and collects in water tank, anaerobic zone outlet pipe bending section
Divide and connected with anaerobic zone elbow, so that the manual simulation's rainwater collected is flowed to anaerobic zone automatically and collect in water tank.
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