CN203875109U - Equipment for restoration of heavy metal contaminated soil - Google Patents
Equipment for restoration of heavy metal contaminated soil Download PDFInfo
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- CN203875109U CN203875109U CN201420283431.9U CN201420283431U CN203875109U CN 203875109 U CN203875109 U CN 203875109U CN 201420283431 U CN201420283431 U CN 201420283431U CN 203875109 U CN203875109 U CN 203875109U
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Abstract
The utility model relates to the technical field of soil restoration, and in particular relates to equipment for restoration of heavy metal contaminated soil. The equipment comprises a tank body, wherein the top of the tank body is connected with a tank cover through bolts; an air through hole is formed in the tank cover; a bracket is mounted on the tank cover; a spray nozzle and a motor are fixedly mounted on the bracket; the spray nozzle passes through the tank cover to extend into the tank body; stirring vanes are also mounted in the tank body and connected with the motor; two electrodes are mounted in the tank body and respectively connected with a direct current power supply; absorption cavities are respectively connected onto the electrodes; a discharge opening is formed in the bottom of the tank body. According to the equipment, heavy metal ions and acid-alkali ions are separated by energizing the electrodes and are moved out of the tank body through the absorption cavities and water outlet connectors, so that the separation of heavy metals and soil is realized; then, reagents are sprayed into the soil through the spray nozzle and are efficiently mixed with the soil for reaction through the stirring vanes, so that the soil is improved. Thus, the efficiency of soil restoration in the whole field is improved.
Description
Technical field
The utility model relates to soil remediation technical field, in particular for the equipment of restoration of soil polluted by heavy metal.
Background technology
The reparation of heavy-metal contaminated soil is a global difficult problem, is also a comparatively urgent job simultaneously.Conventionally adopt electric repairing technique and Soil leaching technology, electric repairing technique is in contaminated soil, to add low-voltage direct electric field, under the effect of low intensity direct current, produce electromigration, electrodialysis, the effects such as electrophoresis, make pollutant and the soil generation desorption on soil particle top layer, make its directional migration, in transition process, pollutant is degraded or is removed.The method has very good effect to organic pollution and heavy metal.But the shortcoming of its existence also can not be ignored, at anode and negative electrode, there is acidity and alkaline, therefore can make soil also be with Acidity of Aikalinity, affect soil property.
The contaminated soil of site recovery technique that Soil leaching technology is simple as a kind of technique, remediation efficiency is high, existing successful engineering application abroad, relevant scholar has also done many research.Chemical leaching refers to contaminated soil excavated out, and water or liquid medicine clean soil, remove pollutant, then the cleaning waste water or the waste liquid that contain pollutant are processed, and clean soil can backfill or transported to other place reuses.Existing device is generally used for live demonstration, volume is large, because each device connects complicated, transportation is mobile more difficult, and the feature due to drip washing and dehydration one, add the feature of the viscosity of soil own, after processing soil, easily cause equipment to clean difficulty and the follow-up Efficiency Decreasing of reusing in process.
Summary of the invention
The purpose of this utility model is to provide the equipment for restoration of soil polluted by heavy metal, near the acid ion alkali ion moving to electrode is discharged to soil, and guarantee the efficient hybrid reaction of medicament and soil, improves the efficiency of whole place soil repair.
To achieve these goals, the technical solution adopted in the utility model is as follows:
Equipment for restoration of soil polluted by heavy metal, described equipment comprises tank body, tank body top has been bolted cover, on described cover, have passage, support is installed on cover, is installed with spray nozzle and motor on described support, described spray nozzle stretches in tank body through cover, stirring vane is also installed in tank body, and described stirring vane is connected with motor; Two electrodes are installed in described tank body, and described electrode is connected with dc source respectively, is also connected with respectively adsorbent chamber on described electrode, and described tank base has discharging opening.
Further, one end of described adsorbent chamber is connected with the water inlet that is fixed on tank wall by pipeline, and the other end is connected with the delivery port that is arranged on tank wall, and described water inlet is connected with booster pump.
Further, the outer wall of described adsorbent chamber is Unidirectional water permeable film.
Further, described inner tank wall is plastic layer.
Further, described stirring vane is turbo blade.
Adopt the beneficial effect of the technical solution of the utility model to be: the utility model is isolated heavy metal ion and acid ion alkali ion by powered electrode, and it is shifted out to tank body by adsorbent chamber and water outlet mouthpiece, realize the separated of heavy metal and soil, again through spray nozzle by medicament delivery in soil, by stirring vane, guarantee the efficient hybrid reaction of medicament and soil, improvement soil, improves the efficiency of whole place soil repair.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1 is tank body, and 2 is motor, and 3 is stirring vane, and 4 is electrode, and 5 is delivery port, and 6 is water inlet, and 7 is support, and 8 is adsorbent chamber, and 9 is dc source, and 10 is spray nozzle, and 11 is discharging opening, and 12 is passage
The specific embodiment
Below in conjunction with tool accompanying drawing, the equipment for restoration of soil polluted by heavy metal of the present utility model is described further.
As shown in Figure 1, equipment for restoration of soil polluted by heavy metal, described equipment comprises tank body 1, tank body 1 top has been bolted cover, on described q cover, has passage 12, and support 7 is installed on cover, on described support 7, be installed with spray nozzle 10 and motor 2, described spray nozzle 10 stretches in tank body 1 through cover, and stirring vane 3 is also installed in tank body 1, and described stirring vane 3 is connected with motor 2; Two electrodes 4 are installed in described tank body 1, and described electrode 4 is connected with dc source 9 respectively, is also connected with respectively adsorbent chamber 8 on described electrode 4, and described tank body 1 bottom has discharging opening 11.
One end of described adsorbent chamber 8 is connected with the water inlet 6 that is fixed on tank body 1 outer wall by pipeline, the other end is connected with the delivery port 5 that is arranged on tank body 1 outer wall, described water inlet 6 is connected with booster pump, by booster pump, buffered water is squeezed into adsorbent chamber 8, drive brine electrolysis to discharge outside tank body 1 by water outlet mouthpiece 5, thereby effectively avoid making soil secondary pollution in to soil remediation process.
The outer wall of described adsorbent chamber 8 is Unidirectional water permeable film, can guarantee that like this brine electrolysis can only enter adsorbent chamber 8, and can not be back in soil, and repairing effect is good.
Described tank body 1 inwall is plastic layer, and plastic layer corrosion resistance is strong, long service life, and also cost is low.
Described stirring vane 3 is turbo blade, adopts turbo blade, and mixing effect is good, medicament and soil to be repaired can be mixed, and repairing effect is good.
Operation principle: be anode and negative electrode for inserting the electrode 4 of contaminated soil to be repaired, and be connected with dc source 9, the electric current of dc source 9 outputs is low-voltage DC, electrode 4 is connected with respectively adsorbent chamber 8, the outer wall of adsorbent chamber 8 is permeable film, be used for adsorbing brine electrolysis, during use, get and need soil to be processed, stone is sifted out, then put into tank body 1, be communicated with dc source 9, make 4 pairs of contaminated soils of electrode carry out electrolysis, the pollutant on top layer and soil generation desorption, various ions in contaminated soil are respectively in 4 motions of two electrodes, near electrode 4, generation acidic electrolytic water and electrolyzed alkaline water adsorb by adsorbent chamber 8, by booster pump, buffered water is squeezed into adsorbent chamber 8, drive brine electrolysis to discharge outside tank body 1 by water outlet mouthpiece 5, thereby effectively avoid making soil secondary pollution in to soil remediation process.Then stop dc source 9 energisings, starter motor 2, drives stirring vane 3, soil is stirred, and motor 2 is out of service, again gives dc source 9 energisings, repeat electrolytic process, after stopping, again by stirring vane 3, stir soil, soil after electrolytic treatments takes out sample at passage 12 places, detects, according to testing result, dose out powders, and put in tank body 1 by spray nozzle 10, starter motor 2 stirs soil, sub-sampling, reaches re-set target until soil is improved completely again.
The above; it is only the specific embodiment of the present utility model; protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claim was defined.
Claims (5)
1. for the equipment of restoration of soil polluted by heavy metal, it is characterized in that: described equipment comprises tank body, tank body top has been bolted cover, on described cover, have passage, support is installed on cover, is installed with spray nozzle and motor on described support, described spray nozzle stretches in tank body through cover, stirring vane is also installed in tank body, and described stirring vane is connected with motor; Two electrodes are installed in described tank body, and described electrode is connected with dc source respectively, is also connected with respectively adsorbent chamber on described electrode, and described tank base has discharging opening.
2. the equipment for restoration of soil polluted by heavy metal according to claim 1, it is characterized in that: one end of described adsorbent chamber is connected with the water inlet that is fixed on tank wall by pipeline, the other end is connected with the delivery port that is arranged on tank wall, and described water inlet is connected with booster pump.
3. the equipment for restoration of soil polluted by heavy metal according to claim 2, is characterized in that: the outer wall of described adsorbent chamber is Unidirectional water permeable film.
4. the equipment for restoration of soil polluted by heavy metal according to claim 1, is characterized in that: described inner tank wall is plastic layer.
5. the equipment for restoration of soil polluted by heavy metal according to claim 1, is characterized in that: described stirring vane is turbo blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283431.9U CN203875109U (en) | 2014-05-29 | 2014-05-29 | Equipment for restoration of heavy metal contaminated soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283431.9U CN203875109U (en) | 2014-05-29 | 2014-05-29 | Equipment for restoration of heavy metal contaminated soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203875109U true CN203875109U (en) | 2014-10-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201420283431.9U Active CN203875109U (en) | 2014-05-29 | 2014-05-29 | Equipment for restoration of heavy metal contaminated soil |
Country Status (1)
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| CN (1) | CN203875109U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109332373A (en) * | 2018-12-14 | 2019-02-15 | 浙江中地净土科技有限公司 | A kind of convertible device of the electro reclamation of heavy-metal contaminated soil |
| CN109848202A (en) * | 2019-02-28 | 2019-06-07 | 北京中岩大地科技股份有限公司 | A kind of tower processing equipment of Polluted Soil and waste residue |
| CN110508606A (en) * | 2018-05-21 | 2019-11-29 | 苏州鼎德电环保科技有限公司 | A kind of prosthetic device and restorative procedure of polluted soil |
-
2014
- 2014-05-29 CN CN201420283431.9U patent/CN203875109U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508606A (en) * | 2018-05-21 | 2019-11-29 | 苏州鼎德电环保科技有限公司 | A kind of prosthetic device and restorative procedure of polluted soil |
| CN109332373A (en) * | 2018-12-14 | 2019-02-15 | 浙江中地净土科技有限公司 | A kind of convertible device of the electro reclamation of heavy-metal contaminated soil |
| CN109848202A (en) * | 2019-02-28 | 2019-06-07 | 北京中岩大地科技股份有限公司 | A kind of tower processing equipment of Polluted Soil and waste residue |
| CN109848202B (en) * | 2019-02-28 | 2021-03-16 | 北京中岩大地科技股份有限公司 | Tower-type treatment equipment for polluted soil and waste residues |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 2188 No. 213012 Jiangsu province Zhonglou District of Changzhou City Avenue Patentee after: SUNTIME ENVIRONMENTAL REMEDIATION CO., LTD. Address before: 213022 Taihu road Jiangsu city Changzhou province Xinbei hi tech Zone No. 30 Patentee before: Jiangsu Suntime Environmental Remediation Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 213000 2188 Longcheng Road, Zhong Lou District, Changzhou, Jiangsu Patentee after: Shanda Environmental Restoration Co., Ltd. Address before: 213012 2188 Longcheng Road, Zhong Lou District, Changzhou, Jiangsu Patentee before: SUNTIME ENVIRONMENTAL REMEDIATION CO., LTD. |