CN209238679U - A kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device - Google Patents
A kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device Download PDFInfo
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- CN209238679U CN209238679U CN201821605436.3U CN201821605436U CN209238679U CN 209238679 U CN209238679 U CN 209238679U CN 201821605436 U CN201821605436 U CN 201821605436U CN 209238679 U CN209238679 U CN 209238679U
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Abstract
The utility model belongs to contaminated soil remediation technical field, more particularly to a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device, including the rhizome guide cylinder for limiting plant root cross growth, culture medium and greenhouse, the rhizome guide cylinder is the hollow columnar structures of both ends open, rhizome guide cylinder top is concordant with ground, salt-soda soil pollution layer is inserted into bottom end, the culture medium is seated in inside rhizome guide cylinder, the culture medium lower end is connected with salt-soda soil pollution layer upper end, the plant seed is embedded in culture medium, greenhouse is provided on the salt-soda soil basal layer, multiple rhizome guide cylinders are provided in the greenhouse.The utility model is guided it more reasonably to grow to salt-soda soil pollution layer, improves remediation efficiency by setting rhizome guide cylinder for limiting the cross growth of plant rhizome；By the way that greenhouse is arranged, the survival rate of plant is effectively improved.
Description
Technical field
The utility model belongs to contaminated soil remediation technical field, and in particular to a kind of arid biogeographic zone salt affected soil oil pollution
Layer phytoremediation device.
Background technique
As the demand of petroleum constantly expands, to push the rapid development of oil exploitation.For various reasons, largely
Crude oil it is direct or indirect enter soil, so that contaminated soil, destroys the permeability and soil environment of soil, it is micro- to influence soil
The growth of biology, also affects the breathing of edaphophyte root system and the absorption of nutriment moisture, endangers the growth of plant.And China
Northeast and the Northwest's energy resources are abundant, and salinization soil is widely distributed, can not in oil exploitation, transport, process
Salinization soil oil pollution is caused avoidablely.Due to a large amount of exploitations of petroleum, salinization soil contaminated area is also continuous
Increase.Petroleum composition complicated component mainly has alkane, cycloalkane, aromatic hydrocarbon, asphalitine and nitrogenous, sulphur compound etc., wherein more
Aromatic hydrocarbon ring has strong " three cause " effect, and human body can be entered by approach such as food chains, threatens human health.Meanwhile
Oil pollution can result in soil property and change, and carbon nitrogen phosphorus equal proportion is caused to be lacked of proper care, and water retention property substantially reduces, and cause this
The fragile salinization soil ecosystem is destroyed.Salt routedization soil petroleum pollution problem becomes one currently faced
Important ecological environment problem.
For many years, the hot spot that soil petroleum pollution problem is always studied both at home and abroad, but most of researchs are both for non-
Salinization soil has ignored salinization soil oil pollution problem.As soil salinization degree increases, petroleum hydrocarbons disappear
Deceleration significantly reduces, and persistence is remarkably reinforced, and research is found when Soil salinity rises to 200dSm-1 by 40dSm-1, stone
Oil mineralization rate in Different Soil reduces 20%~44%m, when NaCl is up to 0.23% in soil, microorganism growth
Rate reduces 90%, and pollutant removal difficulty increases.Meanwhile soil salt content is to soil microbial community functional gene multiplicity
Property can also generate highly significant influence gas as it can be seen that salination becomes more complicated oil-polluted soils system, repair difficulty
Increase.
Oil-polluted soils recovery technique mainly has three categories at present: peripheral doses technology, chemical remediation technology and biology
Recovery technique.Peripheral doses are the property according to soil and pollutant, and pollutant is isolated with environment, to prevent its expansion
It dissipates, includes mainly incineration method, isolation method and soil improvement by importing soil from other places etc., processing cost is higher, be easy to cause secondary pollution.Chemical remediation is
Chemically reacted using pollutant and oxidant, modifying agent etc., so that it be removed from soil, mainly include extraction,
Chemical oxidization method, soil washing method etc., it is complex procedures, costly, and easily bring some new soil ecological problems.Biology
Reparation is to remove the petroleum hydrocarbons in soil using plant, the degradation of microorganism, conversion and absorption, mainly include
Microorganism remediation, phytoremediation and plant-microorganism joint are repaired etc., biological prosthetic at low cost, mild condition, without secondary dirt
Dye has become and administers the most potential technology of oil-polluted soils.But arid biogeographic zone salt affected soil is due to the spy of its soil property
Different property, plant are not easy to survive, and become the difficulty that phytoremediation technology administers oil pollution applied to arid biogeographic zone salt affected soil
Point.
Utility model content
In order to solve the above problems existing in the present technology, the utility model aim is to provide a kind of arid biogeographic zone saline-alkali soil
Earth oil pollution layer phytoremediation device, to solve the problems, such as the pollution control after arid biogeographic zone salt affected soil Oil spills to soil.
The technology employed by the present utility model is a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation dress
It sets, it is big including the rhizome guide cylinder for limiting plant root cross growth, the culture medium for cultivating plants and greenhouse
Canopy, the rhizome guide cylinder are the hollow columnar structures of both ends open, and rhizome guide cylinder top is concordant with ground, and bottom end is inserted
Enter salt-soda soil pollution layer, the culture medium is seated in inside rhizome guide cylinder, the culture medium lower end and saline and alkaline ground contamination
Layer upper end is connected, and kind is implanted with plant seed in the culture medium, is provided with greenhouse on the salt-soda soil basal layer, described
Multiple rhizome guide cylinders are provided in greenhouse.
Further, the greenhouse includes canopy body, spray head, light compensating lamp, and the canopy body is arc-shaped, the fixed company of canopy body
Connect on the basal layer of salt-soda soil, the light compensating lamp is connected to canopy body top by connecting rod, the light compensating lamp be provided with it is multiple,
Multiple spray heads are provided in canopy body, canopy body top is equipped with dismountable shading net.The main function of greenhouse is preferably to help
It helps plant to grow up, improves the germination percentage of plant seed and the survival rate of plant, spray head can be adjusted effectively needed for plant strain growth
The humidity wanted simultaneously keeps the skin wet, and spray head may be provided on canopy body, may also be arranged on rhizome guide cylinder two sides, as long as guaranteeing in greenhouse
For all rhizome guide cylinders all in the radiation scope of spray head, specific location can be determines according to actual conditions；When extraneous lamp
After light is darker or darkness, light compensating lamp can be according to circumstances opened, light compensating lamp can effectively adjust temperature required for plant strain growth
And illumination, guarantee illumination necessary to plant photosynthesis；When extraneous sunlight is more strong, the openable screening that ceiling is set
Screened negative prevents the normal growth of extraneous too strong solar radiation plant, best sunshine needed for guaranteeing plant strain growth, and can help
Adjust the temperature in greenhouse.
Further, the top of the rhizome guide cylinder is provided with water-supply-pipe, setting in the cylinder of the rhizome guide cylinder
There are multiple diversion pipes, the diversion pipe is connected to water-supply-pipe.Culture medium is seated in the inside of rhizome guide cylinder, can not mend in time
Fill nutriment and moisture, it is therefore desirable to which corresponding nutriment delivery pipe provides enough nutrition for the growth of plant, preferably
, diversion pipe is set in the cylinder of rhizome guide cylinder, water-supply-pipe, nutriment and moisture are set on the top of rhizome guide cylinder
It is flowed in the diversion pipe being connected to water-supply-pipe by water-supply-pipe, then culture medium is flowed to by diversion pipe.Diversion pipe setting is existed
Structure is simplified while realizing conveying nutriment in rhizome guide cylinder, eliminates that diversion pipe is separately provided and fixes and leads
The trouble of flow tube.
Further, multiple deflector holes are equidistantly provided on the diversion pipe.Since rhizome guide cylinder has certain depth
Degree, therefore culture medium also has certain depth, if only nutriment and uniform moisture can not be sent to by diversion pipe
In culture medium, it is therefore preferred that being equidistantly provided with multiple deflector holes on diversion pipe, the nutrition in diversion pipe can guarantee in this way
Substance and water can be uniformly fed into culture medium by deflector hole.
Further, rhizome guide cylinder top is provided with handle, and the handle is symmetricly set on rhizome guide cylinder two
Side.Handle is arranged to facilitate the carrying of rhizome guide cylinder and take out from soil, when rhizome guide cylinder guidance plant root reaches
Rhizome guide cylinder can be pulled out by handle, be recycled after the pollution layer of salt-soda soil, it is not only environmentally protective, moreover it is possible to save
About cost.
Further, the spray head is atomizer.Atomizer is to be ejected into pressure water stream in the air by spray head, is in
Mist is scattered on culture medium and on plant, by the way that spray head is arranged to atomizer, water more uniformly can be sprayed onto training
It educates on matrix or plant, avoid spraying water excessive influence plant strain growth while avoiding water resource waste.
Further, the rhizome guide cylinder is using hollow made of high density polyethylene (HDPE).Polyethylene belongs to alkane
Inert polymer has good chemical stability, acid and alkali resistance, the corrosion of salts solution at normal temperature, since rhizome is oriented to
Tube length is embedded in underground, therefore its material must have enough chemical stabilities, and necessary green non-pollution, therefore polyethylene system
At rhizome guide cylinder it is very suitable, be made hollow be also convenient for filling culture medium.
The utility model has the following beneficial effects:
1, the utility model guides it more to close by setting rhizome guide cylinder for limiting the cross growth of plant rhizome
Reason ground is grown to salt-soda soil pollution layer, improves remediation efficiency；By be arranged greenhouse, for plant early growth provide it is good
Good growing environment, makes plant preferably plant culture, effectively improves the survival rate of plant.
2, plant strain growth institute can effectively be adjusted by the way that spray head, light compensating lamp and shading net, spray head are arranged in greenhouse
The humidity that needs simultaneously keeps the skin wet, and light compensating lamp can effectively adjust temperature and illumination required for plant strain growth, and shading net can be with
It prevents the normal growth of extraneous too strong solar radiation plant and can help to adjust the temperature in greenhouse.
3, by the way that water-supply-pipe, diversion pipe and deflector hole are arranged in rhizome guide cylinder, water can be conveyed into culture medium
Point, nutriment and oxygen, for plant seed root and the subsequent growth of plant provides better growing conditions.
4, by the way that handle is arranged on rhizome guide cylinder, when rhizome guide cylinder guidance plant root reaches salt-soda soil pollution layer
After rhizome guide cylinder can be pulled out by handle, be recycled, it is not only environmentally protective, moreover it is possible to save the cost.
5, by the way that spray head is arranged to atomizer, more uniformly water can be sprayed on culture medium or plant, kept away
Exempt to spray water excessive influence plant strain growth while avoiding water resource waste.
The utility model device structure is simple, high reliablity and use and flexible operation are reliable, and operation energy consumption is cheap, environment
Adaptability is good, and good environment and sufficient nutrition on the one hand can be provided for the growth of plant by greenhouse and culture medium
Substance quickly and effectively improves the survival rate of plant, and mitigation is saline and alkaline to be damaged caused by vegetation, and gradually adapts to salt affected soil
On the other hand growing environment can be fixed and be absorbed by plant to the succession in arid biogeographic zone salt affected soil, to reach
To the reparation to alkaline land soil environment and to the purpose of salt-soda soil earth's surface greening, can effectively be mentioned using the structure of the utility model
The working efficiency of high salinity soil petroleum pollution layer phytoremediation engineering, the quality and phytoremediation work for guaranteeing phytoremediation engineering
The stability and persistence of journey control.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view (Section line are as follows: the circular arc where water conservancy diversion tube hub line of the rhizome guide cylinder in the utility model
The center line of bank line and handle)；
Fig. 3 is cross-sectional view of the rhizome guide cylinder in the utility model along handle centre horizontal plane；
In figure: the basal layer of the salt-soda soil 1-；The salt-soda soil 2- pollution layer；3- rhizome guide cylinder；31- water-supply-pipe；32- diversion pipe；
33- deflector hole；34- handle；35- water inlet；4- culture medium；5- greenhouse；51- light compensating lamp；52- spray head；53- connection
Bar；6- plant seed.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is further elaborated the utility model.
Embodiment 1:
As shown in Figure 1, 2, 3, a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device, including for limiting plant
Rhizome guide cylinder 3, the culture medium 4 and greenhouse 5 for cultivating plants of strain root system cross growth, the rhizome guiding
Cylinder 3 is the hollow columnar structures of both ends open, and 3 top of rhizome guide cylinder is concordant with ground, and saline and alkaline ground contamination is inserted into bottom end
Layer 2, the culture medium 4 is seated in inside rhizome guide cylinder 3,4 lower end of culture medium and 2 upper end phase of salt-soda soil pollution layer
Even, kind is implanted with plant seed 6 in the culture medium 4, and greenhouse 5, the temperature are provided on the salt-soda soil basal layer 1
Multiple rhizome guide cylinders 3 are provided in room greenhouse 5.
Working principle: arid biogeographic zone salt affected soil is divided into salt-soda soil basal layer 1 and salt-soda soil pollution layer 2, first to by petroleum
The salt affected soil of pollution carries out pollutant kind and pollution level is investigated, and is determined to need to plant according to pollution surveys result and be planted
The type and quantity of strain, then determine the setting quantity of rhizome guide cylinder 3 according to the planting number of plant.It is repaired needing to plant
Greenhouse 5 is built on the contaminated land of multiple plant, is then dug out in greenhouse 5 identical with 3 quantity of rhizome guide cylinder
Hole, rhizome guide cylinder 3 is embedded in hole, keeps 3 top of rhizome guide cylinder concordant with ground, bottom end is inserted into salt-soda soil pollution layer
2.Then culture substrate 4 is added into rhizome guide cylinder 3, and the bottom of culture substrate 4 is made to be in contact with salt-soda soil pollution layer 2, it can
Culture medium 4 is layered as needed, to guide the growth of plant root.The plant seed 6 of respective numbers is embedded in
In culture substrate 4, to periodically water spray and the fertilising of plant seed 6, promote the germination of plant seed 6 and smooth growth, and to germination percentage
Insufficient culture medium 4 is replaced and is reseeded.After plant seed 6 smoothly germinates and stablizes growth, according to the growth of plant
Demand and natural conditions at this time rationally adjust temperature, humidity, illumination condition, gas concentration lwevel etc. in greenhouse 5
Condition, and watering Irrigation and fertilising periodically are carried out to plant.Studies have shown that adjusting nutrition content in soil, soil is improved
Fertility is the effective way for improving petroleum hydrocarbons degradation efficiency.Experiment shows to be added into the soil of plantation Chinese pennisetum
After the nutrients such as nitrogen, phosphorus, surfactant hydrocarbon degradation bacteria quantity is dramatically increased in soil, and petroleum hydrocarbon degradation rate is obviously accelerated, therefore is applied fertilizer
It can guarantee the good growing environment of plant, moreover it is possible to improve the degradation rate of pollutant.The plant for occurring dead is replaced in time
It changes, guarantees good repairing effect.After the root system of plant reaches salt-soda soil pollution layer 2, rhizome guide cylinder 3 can be extracted, and
Greenhouse 5 is removed, is recycled, it is not only environmentally protective, moreover it is possible to significantly to save for the reparation of next place's contaminated soil
Cost.
Selection for plant: the adaptive capacity to environment of different plants is different, well developed root system degree and secretion mode
It is not identical, therefore repair ability is not also identical.Splendid achnatherum: with the thick and tough and tensile outer fibrous root covered by sand, stalk is upright, hard, interior
Have the marrow of white, form big thicket, section poly has 2 to 3 sections, smooth hairless, base portion harbors withered yellowish-brown in base portion
Leaf sheath.It being mainly born on alkalescence grass beach, dry wash, lakeside, river bank, dune slack, splendid achnatherum is adaptable, drought-enduring, cold-resistant,
Saline-alkali tolerant, deserted mountain, cliff can plant, and be distributed widely in the ground such as northwest China, northeast each province and the Inner Mongol, Shanxi, Hebei.Lucerne
Mu: herbaceos perennial, root thickness are strong, go deep into soil layer, and rhizome is flourishing, and stem is upright, grows thickly so that lie down, four prismatics, it is hairless or
Micro- by pubescence, branches and leaves are luxuriant, drought-resistant, cold-hot, and yield is high and of fine quality, have good reclamation result, mainly originate in
Northwest, North China, northeast, etc. ground.Wild white thorn: the shrub of zygophyllaceae Nitraria, branch is more and intensive, in shape of growing thickly, has very
The strong husky ability of husky resistance, is distributed widely in the ground such as Shaanxi, the Inner Mongol, Ningxia, Gansu, Qinghai, Xinjiang, Tibet.Studies show that,
It influences each other between different root system types and secretion mode between plant, physiological characteristics of roots can be changed, stimulate root exudates
Generation and rhizosphere microorganism growth, improve the biological effectiveness of pollutant, while soil physical structure can also be improved,
Make moisture, nutriment and microorganism etc. faster deeper into scattering and permeating.Therefore it may be selected in plant selection a kind of independent
Plantation also can choose a variety of plant mixing plantations, that is, one of splendid achnatherum, wild white thorn and clover or a variety of may be selected
Plant is planted, selection those skilled in the art of specific planting plants can according to impurely contamination class and pollution level
It is determined, therefore not to repeat here.
The mode of phytoremediation includes plant extract, plant degradation and three kinds of phytostabilization.Plant extract refers to utilization
Plant absorption accumulates pollutant, is just handled after harvesting.Harvest can be heat-treated, at microbiological treatment and chemistry
Reason.Plant degradation is to convert innocuous substance for pollutant using plant and related microorganisms fauna.Phytostabilization refers to plant
Object fixes pollutant under the collective effect of same soil, to reduce its harm to biology and environment.Plant rhizosphere makes soil
Environment changes, and plays improvement and adjustment effect, to be conducive to the degradation of pollutant.Therefore by selecting appropriate plant
The quick reparation of contaminated soil may be implemented with means such as regulation edaphic conditions.
Embodiment 2:
As a preferred embodiment of the present invention, on the basis of embodiment 1, the greenhouse 5 includes canopy body, spray head
52, light compensating lamp 51, the canopy body be it is arc-shaped, canopy body is fixedly connected on salt-soda soil basal layer 1, and the light compensating lamp 51 passes through
Connecting rod 53 is connected to canopy body top, and the light compensating lamp 51 is provided with multiple, and multiple spray heads 52, canopy body top are provided in canopy body
It is equipped with dismountable shading net.The main function of greenhouse 5 is better help plant growth, improves plant seed 6
The survival rate of germination percentage and plant, spray head 52 can effectively adjust humidity required for plant strain growth and keep the skin wet, spray head
52 may be provided on canopy body, may also be arranged on 3 two sides of rhizome guide cylinder, as long as guaranteeing rhizome guide cylinder 3 all in greenhouse all
In the radiation scope of spray head, specific location can be arranged according to the actual situation；It, can after extraneous light is darker or darkness
Light compensating lamp 51 is according to circumstances opened, light compensating lamp 51 can effectively adjust temperature and illumination required for plant strain growth, guarantee plant
Illumination necessary to photosynthesis；When extraneous sunlight is more strong, the openable shading net that ceiling is arranged in prevents extraneous mistake
The normal growth of strong solar radiation plant, best sunshine needed for guaranteeing plant strain growth, and can help to adjust in greenhouse 5
Temperature.
Embodiment 3:
As a preferred embodiment of the present invention, on the basis of embodiment 1, the top setting of the rhizome guide cylinder 3
There is water-supply-pipe 31, multiple diversion pipes 32 are provided in the cylinder of the rhizome guide cylinder 3, the diversion pipe 32 connects with water-supply-pipe 31
It is logical.Culture medium 4 is seated in the inside of rhizome guide cylinder 3, and nutriment and moisture can not be replenished in time, it is therefore desirable to corresponding
Nutriment delivery pipe provides enough nutrition for the growth of plant, it is preferred that be arranged in the cylinder of rhizome guide cylinder 3 and lead
Water-supply-pipe 31 is arranged on the top of rhizome guide cylinder 3 in flow tube 32, and nutriment and moisture are flowed to by water-supply-pipe 31 and water delivery
In the diversion pipe 32 that pipe 31 is connected to, then passes through diversion pipe 32 and flow to culture medium 4.Diversion pipe 32 is arranged in rhizome guide cylinder 3
Inherence simplifies structure while realizing conveying nutriment, eliminates and diversion pipe 32 and fixed diversion pipe 32 is separately provided
Trouble.
Multiple deflector holes 33 are equidistantly provided on the diversion pipe 32.Since rhizome guide cylinder 3 has certain depth, because
This culture medium 4 also has certain depth, if only nutriment and uniform moisture can not be sent to training by diversion pipe 32
It educates in matrix 4, it is therefore preferred that being equidistantly provided with multiple deflector holes 33 on diversion pipe 32, can guarantee in diversion pipe 32 in this way
Nutriment and water can be uniformly fed into culture medium 4 by deflector hole 33.
Embodiment 4:
As shown in Figure 1, 2, 3, a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device, including saline and alkaline ground foundation
Layer 1, salt-soda soil pollution layer 2, further include plant seed 6, the rhizome guide cylinder 3 for limiting plant root cross growth, are used for
The culture medium 4 and greenhouse 5 of cultivating plants, the rhizome guide cylinder 3 is the hollow columnar structures of both ends open, described
3 top of rhizome guide cylinder is concordant with ground, and salt-soda soil pollution layer 2 is inserted into bottom end, and the culture medium 4 is seated in rhizome guide cylinder
Inside 3,4 lower end of culture medium is connected with 2 upper end of salt-soda soil pollution layer, and the plant seed 6 is embedded in culture medium 4,
It is provided with greenhouse 5 on the salt-soda soil basal layer 1, multiple rhizome guide cylinders 3 are provided in the greenhouse 5.
The greenhouse 5 include canopy body, spray head 52, light compensating lamp 51, the canopy body be it is arc-shaped, canopy body is fixedly connected on
On salt-soda soil basal layer 1, the light compensating lamp 51 is connected to canopy body top by connecting rod 53, and the light compensating lamp 51 is provided with more
It is a, canopy body on both sides of the middle is provided with multiple spray heads 52, canopy body top is equipped with dismountable shading net.
The top of the rhizome guide cylinder 3 is provided with water-supply-pipe 31, is provided in the cylinder of the rhizome guide cylinder 3 multiple
Diversion pipe 32, the diversion pipe 32 are connected to water-supply-pipe 31.
Multiple deflector holes 33 are equidistantly provided on the diversion pipe 32.
3 top of rhizome guide cylinder is provided with handle 34, and the handle 34 is symmetricly set on 3 two sides of rhizome guide cylinder.
The spray head 52 is atomizer 52.
The rhizome guide cylinder 3 is using hollow made of high density polyethylene (HDPE).Polyethylene belongs to alkane inert polymerization
Object has good chemical stability, acid and alkali resistance, the corrosion of salts solution at normal temperature, since the length of rhizome guide cylinder 3 is buried
In underground, therefore its material must have enough chemical stabilities, and necessary green non-pollution, therefore root made of polyethylene
30 points of stem guide cylinder suitable, and hollow is made and is also convenient for filling culture medium 4.
Guide it more reasonably to salt-soda soil for limiting the cross growth of plant rhizome by setting rhizome guide cylinder 3
Pollution layer 2 is grown, and improves remediation efficiency；By the way that greenhouse 5 is arranged, good growth ring is provided for the early growth of plant
Border makes plant preferably plant culture, effectively improves the survival rate of plant.
By the way that spray head 52, light compensating lamp 51 and shading net are arranged in greenhouse 5, it is raw that spray head 52 can effectively adjust plant
Humidity required for long simultaneously keeps the skin wet, and light compensating lamp 52 can effectively adjust temperature and illumination required for plant strain growth, shading
Net can prevent the normal growth of extraneous too strong solar radiation plant and can help to adjust the temperature in greenhouse.
It, can be into culture medium 4 by the way that water-supply-pipe 31, diversion pipe 32 and deflector hole 33 are arranged in rhizome guide cylinder 3
Convey moisture, nutriment and oxygen, for plant seed 6 root and the subsequent growth of plant provides good growth item
Part.
By the way that handle 34 is arranged on rhizome guide cylinder 3, when rhizome guide cylinder 3 guides plant root to reach saline and alkaline ground contamination
Layer 2 after rhizome guide cylinder 3 can be pulled out by handle 34, be recycled, it is not only environmentally protective, moreover it is possible to save at
This.
By the way that spray head 52 is arranged to atomizer, more uniformly water can be sprayed on culture medium 4 or plant, kept away
Exempt to spray water excessive influence plant strain growth while avoiding water resource waste.
The utility model is not limited to above-mentioned optional embodiment, anyone can obtain under the enlightenment of the utility model
Other various forms of products, however, making any variation in its shape or structure, all the utility model rights that falls into are wanted
The technical solution in confining spectrum is sought, is all fallen within the protection scope of the utility model.
Claims (7)
1. a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device, it is characterised in that: including for limiting plant root
It is that the rhizome guide cylinder (3), the culture medium (4) for cultivating plants and greenhouse (5), the rhizome of cross growth is led
It is the hollow columnar structures of both ends open to cylinder (3), rhizome guide cylinder (3) top is concordant with ground, and bottom end insertion is saline and alkaline
Ground contamination layer (2), it is internal that the culture medium (4) is seated in rhizome guide cylinder (3), culture medium (4) lower end with it is saline and alkaline
Ground contamination layer (2) upper end is connected, and interior kind of the culture medium (4) is implanted with plant seed (6), on the salt-soda soil basal layer (1)
It is provided with greenhouse (5), is provided with multiple rhizome guide cylinders (3) in the greenhouse (5).
2. a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device according to claim 1, it is characterised in that:
The greenhouse (5) includes canopy body, spray head (52), light compensating lamp (51), the canopy body be it is arc-shaped, canopy body is fixedly connected on salt
On alkali ground foundation layer (1), the light compensating lamp (51) is connected to canopy body top, light compensating lamp (51) setting by connecting rod (53)
Have multiple, be provided in canopy body multiple spray heads (52), canopy body top is equipped with dismountable shading net.
3. a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device according to claim 1, it is characterised in that:
The top of the rhizome guide cylinder (3) is provided with water-supply-pipe (31), is provided with multiple lead in the cylinder of the rhizome guide cylinder (3)
Flow tube (32), the diversion pipe (32) are connected to water-supply-pipe (31).
4. a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device according to claim 3, it is characterised in that:
Multiple deflector holes (33) are equidistantly provided on the diversion pipe (32).
5. a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device according to claim 1, it is characterised in that:
Rhizome guide cylinder (3) top is provided with handle (34), and the handle (34) is symmetricly set on rhizome guide cylinder (3) two sides.
6. a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device according to claim 2, it is characterised in that:
The spray head (52) is atomizer.
7. a kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device according to claim 1, it is characterised in that:
The rhizome guide cylinder (3) is using hollow made of high density polyethylene (HDPE).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821605436.3U CN209238679U (en) | 2018-09-29 | 2018-09-29 | A kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device |
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| CN201821605436.3U CN209238679U (en) | 2018-09-29 | 2018-09-29 | A kind of arid biogeographic zone salt affected soil oil pollution layer phytoremediation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111346913A (en) * | 2020-03-31 | 2020-06-30 | 山东省环境保护科学研究设计院有限公司 | Plant-microorganism comprehensive remediation system for polluted soil and underground water |
-
2018
- 2018-09-29 CN CN201821605436.3U patent/CN209238679U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111346913A (en) * | 2020-03-31 | 2020-06-30 | 山东省环境保护科学研究设计院有限公司 | Plant-microorganism comprehensive remediation system for polluted soil and underground water |
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