CN208390653U - The soil restoring device of organic matter and heavy metal pollution is removed simultaneously - Google Patents
The soil restoring device of organic matter and heavy metal pollution is removed simultaneously Download PDFInfo
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- CN208390653U CN208390653U CN201820527112.6U CN201820527112U CN208390653U CN 208390653 U CN208390653 U CN 208390653U CN 201820527112 U CN201820527112 U CN 201820527112U CN 208390653 U CN208390653 U CN 208390653U
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Abstract
The utility model relates to soil restoring technologies, it is desirable to provide a kind of soil restoring device for removing organic matter and heavy metal pollution simultaneously.The device includes the plate-like cathodes plate and anode plate with interior cavity for being movably arranged on control cabinet both ends, and a plurality of permeable slot being connected to cavity is arranged in one side, and the side with permeable slot is in opposite arrangement；Filler is housed, the filler of anode plate is equipped with the permeable textile bags of Fe powder, flyash and quartz sand, and the filler of cathode plate is equipped with the permeable textile bags of flyash and quartz sand in cavity；The top of control cabinet is equipped with water tank and peristaltic pump, and bottom sets humidity sensor and water level sensor, and inside sets master control borad and relay.When in use by the way that heavy metal and organic pollutant in soil can be removed simultaneously by electro reclamation and permeable coefficient tensor, Fenton reaction bonded, whole reparation solution is provided.Using integration removing design, with inserting with reducing destruction to environment；Required power is small, equipment is simple, is convenient for field operation.
Description
Technical field
The utility model relates to soil restoring technologies, more particularly to a kind of soil for removing organic matter and heavy metal pollution simultaneously
Earth prosthetic device.
Background technique
With the development of industrial or agricultural, mine toxicity boiling water, municipal sewage, the discharge of industrial wastewater and content of beary metal are exceeded
The use of chemical fertilizer causes soil pollution area constantly to expand.In recent years, quickly propelling with CHINESE INDUSTRIES transfer, a large amount of weights are dirty
Enterprise close is contaminated, but these enterprises do not completely eliminate the pollution of former address, the pollutant of accumulation will pass through in the soil
The approach such as underground water, air, plant enter human body, certainly will threaten human health, jeopardize Environmental security, influence social stability.It can
See that soil remediation is extremely urgent.Currently, the method for soil remediation mainly includes physical method, microbial process, plant method etc..
Every kind of restorative procedure all has some limitations, and single recovery technique is difficult to meet the actual needs of reparation.Such as plant
Longer the time required to restorative procedure, repairing effect is general；Peripheral doses higher cost etc..
For some special places, due to the limitation of the conditions such as geological conditions, environmental factor and social restraint, large-scale is applied
Construction equipment and the repair mode of routine cannot be implemented, such as in some Landscape Facilities being built on riverbed, resident lives earlier
Residence cell and some military shooting gallerys etc., since the environmental evaluation system of early stage is unsound, it is understood that there may be surface soil layer weight
Metal and the exceeded situation of organic matter can bring health threat to neighbouring resident and tourist, in this case for having built up
Landscape Facilities, can only using protect Landscape Facilities it is functional on the basis of contaminated site is repaired, this is just constrained
Large-scale prosthetic appliance enters contaminated site, it is therefore desirable to small-sized prosthetic appliance and associated restoration method is considered as, to around
Environment and resident repair contaminated site under conditions of not impacting.
The Chinese patent application of 202803741 U of Publication No. CN discloses a kind of soil repair system, including pre- hot charging
It sets, heating device, heat recovery apparatus and heat transfer apparatus, heat recovery apparatus are connected through heat transfer apparatus with preheating device, make
Heat source of the heat recovery apparatus as preheating device.The technology merely provides a kind of device of hot rehabilitating soil, uses the device
Soil is handled for dystopy, it is larger to the extent of the destruction of soil, and heavy metal and organic compound contaminated soil can not be handled.It is public
The Chinese patent application that the number of opening is 206382321 U of CN discloses a kind of novel intelligent soil restoring device, including spray
Head, mixing blade, delivery pipe, shaft, slowspeed machine, water pump, fixing seat, mesh, floodometer, filter screen, timing relay
Device, battery valve, soil-repairing agent liquid reserve tank, controller, lid, but device provided by the utility model needs to repair in soil
Multiple agent and soil are sufficiently mixed, big to the extent of the destruction of soil and renovation agent is left and easily causes secondary pollution in soil, for having
Machine object contaminated soil effect is little.
Existing technical solution and equipment rehabilitation cost are high, big to soil fail degree, and be difficult to handle heavy metal and
Organic compound contaminated soil, in view of this, how in repair process to reduce destruction to soil, reduce secondary pollution can
Can, removing heavy metals and organic compound contaminated the problem of becoming those skilled in the art's urgent need to resolve are removed in collaboration.
Utility model content
The technical problems to be solved in the utility model is to overcome deficiency in the prior art, and providing a kind of while removal has
The soil restoring device of machine object and heavy metal pollution.
In order to solve the technical problem, the solution of the utility model is:
Soil restoring device that is a kind of while removing organic matter and heavy metal pollution, including cathode plate and anode plate are provided；
The cathode plate and anode plate are plate structure with interior cavity, and cavity only sets opening in upper end；Plate structure wherein
A plurality of permeable slot is set on one side；Permeable slot is connected to cavity；It is respectively provided with and fills out in the cavity of anode plate and cathode plate
Material, wherein the filler of anode plate is equipped with the permeable textile bags of Fe powder, flyash and quartz sand, and the filler of cathode plate is equipped with powder
The permeable textile bags of coal ash and quartz sand；
Binding post and interconnecting piece is respectively arranged in the upper end of cathode plate and anode plate, and cathode plate and anode plate pass through interconnecting piece activity
The both ends of control cabinet are mounted on, and make two sides with permeable slot in opposite arrangement, are insulated between interconnecting piece and control cabinet；
Water tank and peristaltic pump are housed on the top of control cabinet, control cabinet bottom sets humidity sensor and water level sensor；Inside control cabinet
If master control borad and relay, relay connects the motor of master control borad and peristaltic pump；The entrance of peristaltic pump is connected to water tank by pipeline,
Its outlet connects soakaway trench.
As an improvement the cathode plate and anode plate are graphite material, wedge shaped and lower end thickness is less than upper
End.
As an improvement the cathode plate and the interconnecting piece of anode plate upper end pass through articulated manner or shaft connecting mode
Activity is mounted in the both ends of control cabinet.
As an improvement the length of the cathode plate and anode plate is not identical, so that inwardly rotating around interconnecting piece
Afterwards, the two can be superimposed on control cabinet bottom.
As an improvement being equipped with the pull ring for lifting on the top of filler.
As an improvement being equipped with control panel in the upper surface of control cabinet, control panel is connected to master control by signal wire
Plate；Alternatively, the wireless communication module for connecting master control borad by signal wire is arranged in control cabinet, which is separately equipped with equipped with wireless
The hand-held controlling terminal of communication module holds and realizes signal transmitting by wireless communication mode between controlling terminal and master control borad.
The soil remediation of organic matter and heavy metal pollution can be realized while removed using device described in the utility model, specifically
The following steps are included:
(1) rotating cathode plate and anode plate makes both perpendicular to control cabinet bottom surface, at this time the table of two permeable slots of setting
Face is in relative status；
(2) cathode plate and anode plate are entirely insertable in contaminated soil to be processed, make control cabinet bottom surface close to earth's surface, this
When control bottom portion humidity sensor and water level sensor stretch in soil；
(3) start peristaltic pump, by the water in water tank by moistening it in the soil below soakaway trench importing control cabinet；
(4) positive and negative anodes of external dc power are passed through into the binding post that conducting wire is connected to cathode plate and anode plate respectively；On the sunny side
Filler in pole plate injects H2O2, external dc power is connected, makes to form direct current in the slowly drained soil between cathode plate and anode plate
Electric field generates electromigration and electroosmotic flow effect；Electromigration makes the heavy metal ion in contaminated soil shift to cathode and by fine coal
Ash absorption, electroosmotic flow make larger molecular organics move on to anode；H in the anode2O2Strong oxidizing property is generated under the catalytic action of iron
Hydroxyl radical free radical, by the oxidation operation of macromolecular at CO2、H2O and small organic molecule, to realize while remove depollution
Organic matter and heavy metal in soil.
In the utility model, in the filler of anode plate, the mass ratio of Fe powder, flyash and quartz sand be (0.1~
0.7):1:10；The H with quality such as fillers is injected into the filler of anode plate2O2Solution, H2O2The mass concentration of solution be 1%~
5%；In the filler of cathode plate, flyash and quartz sand mass ratio are 1: 10.
In the utility model, before connecting external dc power in step (4), acetic acid tune is added into the filler of cathode plate
Controlling pH value is 3~5.
In the utility model, when soil moisture drops to default Low threshold or water level decreasing to default middle water level line or less
When, master control borad controls relay closure, starts peristaltic pump moisturizing into soil；When soil moisture rise to default high threshold and
When water level rises to preset high water level line or more, master control borad controls corresponding relay and disconnects, and peristaltic pump stops working.
Compared with prior art, the utility model has the beneficial effects that
1, the utility model cooperates with processing technique with heavy metal and organic pollutant, by electro reclamation and permeability response
Wall (PRB), Fenton reaction bonded form DC electric field by two opposite electrode plates in the soil so that heavy metal and
Organic pollutant is migrated towards cathode or anode in the soil, can remove the heavy metal and organic pollutant in soil simultaneously,
Whole reparation solution is provided.
2, using integration removing design, with inserting with reducing destruction to environment；
3, the utility model can replace the filler for reacting or adsorbing, and prevent pollutant from leaving in soil and make to soil
At secondary pollution, while can be with enriching and recovering heavy metal.
4, water level management can be realized with Intelligence Feedback control water charging system, soil is made to be in best repair state organic matter
And heavy metal soil restoring device；Guaranteed water level reduces energy consumption while stabilization, improves economy.
5, the pH value of acetic acid regulation cathode is added into cathode, avoids electro reclamation from generating polarization phenomenon, causes to pollute
Object, which is left, causes secondary pollution in soil.
6, power needed for the utility model is small, equipment is simple, is convenient for field operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Appended drawing reference in figure: 1 anode plate, 2 fillers, 3 peristaltic pumps, 4 water tanks, 5 control cabinets, 6 cathode plates, 7 permeable slots, 8 connect
Socket part.
Specific embodiment
As shown in Figure 1, the soil restoring device of organic matter and heavy metal pollution is removed while in the utility model, including
Cathode plate 6 and anode plate 1, the two are plate structure with interior cavity, and cavity only sets opening in upper end；Cathode plate 6 and anode
Plate 1 is graphite material, and wedge shaped and lower end thickness is less than upper end.It is arranged on one of side of plate structure a plurality of
Permeable slot 7；Permeable slot 7 is connected to cavity；It is respectively provided with filler 2 in the cavity of anode plate 1 and cathode plate 6, wherein anode plate 1
Filler 2 be equipped with the permeable textile bags (such as gauze bag) of Fe powder, flyash and quartz sand, the filler of cathode plate 6 is equipped with
The permeable textile bags of flyash and quartz sand；The top of filler 2 is equipped with the pull ring for lifting, and filler 2 is taken out when being conveniently replaceable.
Binding post and interconnecting piece 8 is respectively arranged in the upper end of cathode plate 6 and anode plate 1, and cathode plate 6 and anode plate 1 pass through interconnecting piece 8 with hinged
Mode or shaft connecting mode are movably arranged on the both ends of control cabinet 5, and two sides with permeable slot 7 is made to be in opposite cloth
It sets, insulate between interconnecting piece 8 and control cabinet 5；The length of cathode plate 6 and anode plate 1 is not identical so that around interconnecting piece 8 to
After interior rotation, the two can be superimposed on the bottom of control cabinet 5.
Water tank 4 and peristaltic pump 3 are housed on the top of control cabinet 5,5 bottom of control cabinet sets humidity sensor and level sensor
Device；Master control borad and relay are set inside control cabinet 5, relay connects the motor of master control borad and peristaltic pump 3；The entrance of peristaltic pump 3
It is connected to water tank 4 by pipeline, outlet connects soakaway trench.It is equipped with control panel in the upper surface of control cabinet 5, control panel passes through letter
Number line is connected to master control borad；Alternatively, the wireless communication module for connecting master control borad by signal wire, the device are arranged in control cabinet 5
It is another to be equipped with the hand-held controlling terminal that wireless communication module is housed, pass through wireless communication mode between hand-held controlling terminal and master control borad
Realize signal transmitting.Master control borad can be implemented by using the prior art signal and receive, handles and control, and implementation belongs to this field
The technological means that technical staff skillfully grasps, the utility model repeat no more.
When realizing using the device while removing the soil remediation of organic matter and heavy metal pollution, following step is specifically included
It is rapid:
(1) rotating cathode plate 6 and anode plate 1 makes both here to be provided with the two of permeable slot 7 perpendicular to 5 bottom surface of control cabinet
A surface is in relative status；
(2) cathode plate 6 and anode plate 1 are entirely insertable in contaminated soil to be processed, make the bottom surface of control cabinet 5 closely
Table, the humidity sensor and water level sensor of 5 bottom of control cabinet stretch in soil at this time；
(3) start peristaltic pump 3, the water in water tank 4 is imported by soakaway trench in the soil of 5 lower section of control cabinet moistens it；
When soil moisture drops to default Low threshold or water level decreasing to default middle water level line or less, master control borad control relay is closed
It closes, starts peristaltic pump moisturizing into soil；When soil moisture rises to default high threshold and water level rises to preset high water level
When more than line, master control borad controls corresponding relay and disconnects, and peristaltic pump stops working；
(4) positive and negative anodes of external dc power are passed through into the binding post that conducting wire is connected to cathode plate 6 and anode plate 1 respectively；To
Filler in anode plate 1 injects H2O2, external dc power is connected, shape in the slowly drained soil between cathode plate 6 and anode plate 1 is made
At DC electric field, electromigration and electroosmotic flow effect are generated；Electromigration makes the heavy metal ion in contaminated soil shift to cathode simultaneously
By Powder ash adsorption, electroosmotic flow makes larger molecular organics move on to anode；H in the anode2O2It is generated under the catalytic action of iron strong
The hydroxyl radical free radical of oxidisability, by the oxidation operation of macromolecular at CO2、H2O and small organic molecule, to realize while go
Organic matter and heavy metal in depollution soil.
In the filler of anode plate, the mass ratio of Fe powder, flyash and quartz sand is (0.1~0.7): 1: 10；On the sunny side
The H with quality such as fillers is injected in the filler of pole plate2O2Solution, H2O2The mass concentration of solution is 1%~5%, commercially available mistake
Hydrogen oxide is diluted with water acquisition；In the filler of cathode plate, flyash and quartz sand mass ratio are 1: 10.Institute in the present embodiment
With flyash, by commercial products, (on-line shop of Taobao " Landtek environment-friendly materials " sells fine coal ash products, and fineness is 43 microns, and density is
2.34g/cm3, water content 0.5%).
Before connecting external dc power, it is 3~5 that acetic acid regulation pH value is added into the filler of cathode plate, avoids electronic repair
Reproduce raw polarization phenomenon.
(5) device comes into operation 3-7 week, and absorption basically reaches saturation, should replace two sides filler simultaneously.
Claims (6)
1. a kind of soil restoring device for removing organic matter and heavy metal pollution simultaneously, including cathode plate and anode plate；Its feature
It is, the cathode plate and anode plate are plate structure with interior cavity, and cavity only sets opening in upper end；In plate structure
A plurality of permeable slot is set on one of side；Permeable slot is connected to cavity；It is filled respectively in the cavity of anode plate and cathode plate
There is filler, wherein the filler of anode plate is equipped with the permeable textile bags of Fe powder, flyash and quartz sand, and the filler of cathode plate is dress
There are the permeable textile bags of flyash and quartz sand；
Binding post and interconnecting piece is respectively arranged in the upper end of cathode plate and anode plate, and cathode plate and anode plate are installed by interconnecting piece activity
At the both ends of control cabinet, and make two sides with permeable slot in opposite arrangement, insulate between interconnecting piece and control cabinet；It is controlling
The top of case processed is equipped with water tank and peristaltic pump, and control cabinet bottom sets humidity sensor and water level sensor；Master is set inside control cabinet
Plate and relay are controlled, relay connects the motor of master control borad and peristaltic pump；The entrance of peristaltic pump is connected to water tank by pipeline, goes out
Mouth connects soakaway trench.
2. the apparatus according to claim 1, which is characterized in that the cathode plate and anode plate are graphite material, are in wedge
The thickness of shape and lower end is less than upper end.
3. the apparatus according to claim 1, which is characterized in that the cathode plate and the interconnecting piece of anode plate upper end pass through hinge
It connects mode or shaft connecting mode activity is mounted in the both ends of control cabinet.
4. the apparatus according to claim 1, which is characterized in that the length of the cathode plate and anode plate is not identical, so that
After inwardly rotating around interconnecting piece, the two can be superimposed on control cabinet bottom.
5. the apparatus according to claim 1, which is characterized in that the pull ring for lifting is housed on the top of filler.
6. according to claim 1 to device described in 5 any one, which is characterized in that be equipped with control in the upper surface of control cabinet
Panel processed, control panel are connected to master control borad by signal wire；Master control borad is connected by signal wire alternatively, being arranged in control cabinet
Wireless communication module, the device are separately equipped with the hand-held controlling terminal equipped with wireless communication module, hold controlling terminal and master control borad
Between pass through wireless communication mode realize signal transmitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820527112.6U CN208390653U (en) | 2018-04-13 | 2018-04-13 | The soil restoring device of organic matter and heavy metal pollution is removed simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820527112.6U CN208390653U (en) | 2018-04-13 | 2018-04-13 | The soil restoring device of organic matter and heavy metal pollution is removed simultaneously |
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| Publication Number | Publication Date |
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| CN208390653U true CN208390653U (en) | 2019-01-18 |
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| CN201820527112.6U Active CN208390653U (en) | 2018-04-13 | 2018-04-13 | The soil restoring device of organic matter and heavy metal pollution is removed simultaneously |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380662A (en) * | 2018-04-13 | 2018-08-10 | 浙江大学 | The soil restoring device and method of organics removal and heavy metal pollution simultaneously |
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2018
- 2018-04-13 CN CN201820527112.6U patent/CN208390653U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108380662A (en) * | 2018-04-13 | 2018-08-10 | 浙江大学 | The soil restoring device and method of organics removal and heavy metal pollution simultaneously |
| CN108380662B (en) * | 2018-04-13 | 2024-04-02 | 浙江大学 | Soil remediation device and method for simultaneously removing organic matters and heavy metal pollution |
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