CN112517628A - Device for removing heavy metal in soil by combining bioleaching - Google Patents
Device for removing heavy metal in soil by combining bioleaching Download PDFInfo
- Publication number
- CN112517628A CN112517628A CN202011256124.8A CN202011256124A CN112517628A CN 112517628 A CN112517628 A CN 112517628A CN 202011256124 A CN202011256124 A CN 202011256124A CN 112517628 A CN112517628 A CN 112517628A
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- Prior art keywords
- decomposition
- soil
- driven gear
- case
- fixedly connected
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- 239000002689 soil Substances 0.000 title claims abstract description 44
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 31
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 66
- 238000003756 stirring Methods 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 239000002994 raw material Substances 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 241000220317 Rosa Species 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Soil Sciences (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Mycology (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a device for removing heavy metals in soil by combining bioleaching, which comprises a decomposition box, the top end of the decomposition box is provided with a soil inlet, the bottom end of the decomposition box is provided with a filter-pressing box, one side of the decomposition box is fixedly connected with a first motor, the other side of the decomposition box is fixedly connected with a second motor which is combined with a device for removing heavy metal in soil by bioleaching, by arranging the first motor, the first motor drives the driving gear to rotate, the driving gear drives the first driven gear and the second driven gear to rotate, the second driven gear drives the third driven gear to rotate, so that the rotation directions of the second rotating shafts connected with the first driven gear and the third driven gear are opposite, therefore, the two stirring blades connected to the stirring shaft are opposite in rotation direction and are arranged in a staggered manner, so that the effect of more fully contacting the soil with the decomposition liquid is achieved.
Description
Technical Field
The invention relates to the technical field of soil purification, in particular to a device for removing heavy metals in soil by combining bioleaching.
Background
With the development of heavy industry, more and more heavy metals are discharged into soil, so that the heavy metal content of the soil is gradually increased, measures have to be taken to reduce the heavy metal content, and the common treatment methods for treating the heavy metal pollution of the soil mainly comprise two ways, namely, the existing state of the heavy metals in the soil is changed, so that the heavy metals are converted from an active state to a stable state; the second method is a physical and physical-chemical method commonly used for removing heavy metals from soil, namely a thermal desorption method, an electrochemical method and an extraction method. For volatile heavy metal extraction method, the action of the reagent and the heavy metal in the soil can be utilized to form soluble heavy metal ions or metal reagent complexes, and the soluble heavy metal ions or metal reagent complexes are recycled.
At present, current soil heavy metal remove device simple structure to the aqueous solution after filtering in the soil also can not be fine reuse, and is more serious to the waste of resource, and traditional heavy metal remove device hardly guarantees soil and the better contact of solution in addition.
Disclosure of Invention
The invention aims to provide a device for removing heavy metals in soil by combining bioleaching, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a combine bioleaching to get rid of device of heavy metal in soil, includes the decomposition case, the top of decomposition case is provided with into soil mouth, the bottom of decomposition case is provided with the filter-pressing case, one side of filter-pressing case is provided with circulating device, the first motor of one side fixedly connected with of decomposition case, the opposite side fixedly connected with second motor of decomposition case.
Preferably, the circulating device comprises a water pipe, one end of the water pipe is communicated with a filter box, a filter plate is arranged below the water pipe in the filter box, a first water pump is arranged at the bottom end of the inner side of the filter box, the output end of the first water pump is communicated with a decomposition raw material box through the water pipe, a second water pump is arranged at the bottom end of the inner side of the decomposition raw material box, a feed inlet is formed in the top end of the decomposition raw material box, the output end of the second water pump is communicated with a circulating pipe, and one end of the circulating pipe penetrates through the front side of the decomposition box and is communicated with the inside of the decomposition box.
Preferably, the output end of the first motor is fixedly connected with a driving gear, the outer side of the driving gear is meshed with a first driven gear and a second driven gear, one side of the second driven gear is meshed with a third driven gear, one end of the second driven gear is fixedly connected with a first rotating shaft, and one end of the first rotating shaft is movably connected with one side of the decomposition box.
Preferably, the equal fixedly connected with second pivot of one side of first driven gear and second driven gear, second pivot fixedly connected with (mixing) shaft, one side of (mixing) shaft is linear fixedly connected with stirring leaf, the other end of stirring leaf and the inboard swing joint of decomposition case.
Preferably, the inside bottom of decomposition case has seted up the spout, sliding connection has the movable bottom plate in the spout, one side intermediate position threaded connection of movable bottom plate has the threaded rod, the one end fixedly connected with of threaded rod follows the driving wheel.
Preferably, the outer side of the driven wheel is in transmission connection with a belt, the other end of the belt is in transmission connection with a driving wheel, and one end of the driving wheel is fixedly connected with the output end of the second motor.
Preferably, the two stirring blades are arranged in a staggered mode, and the directions of the two stirring blades are opposite.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the first motor is arranged, the first motor drives the driving gear to rotate, the driving gear drives the first driven gear and the second driven gear to rotate, and the second driven gear drives the third driven gear to rotate, so that the rotating directions of the second rotating shafts connected with the first driven gear and the third driven gear are opposite, and therefore, the rotating directions of the two stirring blades connected with the stirring shaft are opposite, and the two stirring blades are arranged in a staggered manner, so that the effect of more fully contacting soil with decomposition liquid is achieved; through having set up circulating device to the effect of avoiding the wasting of resources has been reached.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of a filter box according to the present invention;
FIG. 3 is a schematic cross-sectional view of a decomposition feed tank according to the present invention;
FIG. 4 is a schematic view of the overall backside structure of the present invention
FIG. 5 is a schematic view of the structure of the area A in FIG. 4 according to the present invention
FIG. 6 is a schematic view of the inner structure of the decomposition tank of the present invention.
In the figure: 1-a decomposition box; 2-a soil inlet; 3-a filter-pressing box; 4-a first motor; 5-a second motor; 6-a water pipe; 7-a filter box; 8-a filter plate; 9-a first water pump; 10-decomposing the raw material tank; 11-a second water pump; 12-a feed inlet; 13-a circulation pipe; 14-a drive gear; 15-a first driven gear; 16-a third driven gear; 17-a second driven gear; 18-a first shaft; 19-a second shaft; 20-a stirring shaft; 21-stirring blade; 22-a chute; 23-a movable floor; 24-a threaded rod; 25-a driven wheel; 26-a belt; 27-a driving wheel; 28-circulation device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: the utility model provides a combine biological leaching to get rid of device of heavy metal in soil, is including decomposition case 1, the top of decomposition case 1 is provided with into soil mouth 2, the bottom of decomposition case 1 is provided with filter-pressing case 3, one side of filter-pressing case 3 is provided with circulating device 28, the first motor of one side fixedly connected with 4 of decomposition case 1, the opposite side fixedly connected with second motor 5 of decomposition case 1, decomposition case 1 regard as the reaction box, divides the solution to react with the heavy metal in the soil in decomposition case 1 for the heavy metal is decomposed, and filter-pressing case 3 makes the solid-liquid separation of decomposition liquid after soil and the reaction.
The circulating device 28 comprises a water pipe 6, one end of the water pipe 6 is communicated with a filter tank 7, a filter plate 8 is arranged in the filter tank 7 and below the water pipe 6, a first water pump 9 is arranged at the bottom end of the inner side of the filter tank 7, the output end of the first water pump 9 is communicated with a decomposition raw material tank 10 through the water pipe 6, a second water pump 11 is arranged at the bottom end of the inner side of the decomposition raw material tank 10, a feed inlet 12 is arranged at the top end of the decomposition raw material tank 10, the output end of the second water pump 11 is communicated with a circulating pipe 13, one end of the circulating pipe 13 penetrates through the front side of the decomposition tank 1 and is communicated with the inside of the decomposition tank 1, the filter press tank 3 separates redundant solution in soil, the redundant solution enters the filter tank 7 through the water pipe 6, the filter plate 8 filters the solution, and the filtered solution is guided into the decomposition raw material tank 10 through the action of, the concentration of the decomposition liquid is adjusted through the feed inlet 12, and water is guided into the decomposition tank 1 through the second water pump 11 and the circulating pipe 13 to realize circulation; a water circulation is formed by the water pipe 6, the filter box 7, the filter plate 8, the first water pump 9, the decomposition raw material box 10, the second water pump 11 and the circulating pipe 13, the waste of resources is avoided, and the filter plate 8 filters the solution separated from the filter-pressing box 3.
The output end of the first motor 4 is fixedly connected with a driving gear 14, the outer side of the driving gear 14 is meshed with a first driven gear 15 and a second driven gear 17, one side of the second driven gear 17 is meshed with a third driven gear 16, one end of the second driven gear 17 is fixedly connected with a first rotating shaft 18, one end of the first rotating shaft 18 is movably connected with one side of the decomposition box 1, the first motor 4 drives the driving gear 14 to rotate when working, the driving gear 14 drives the first driven gear 15 and the second driven gear 17 to rotate, and the second driven gear 17 drives the third driven gear 16 to rotate, so that the first driven gear 15 and the third driven gear 16 drive the stirring shaft 20 to rotate in opposite directions, the rotating directions of the stirring blades 21 are opposite, and soil and decomposition liquid are mixed more thoroughly.
Equal fixedly connected with second pivot 19 in one side of first driven gear 15 and third driven gear 16, 19 fixedly connected with (mixing) shafts in second pivot 20, one side of (mixing) shaft 20 is linear fixedly connected with stirring leaf 21, the other end of stirring leaf 21 and the inboard swing joint of decomposition case 1, stirring leaf 21 are linear distribution, and crisscross the setting for soil is stirred more thoroughly, is convenient for the emergence of decomposition reaction.
The outside transmission from driving wheel 25 is connected with belt 26, the other end transmission of belt 26 is connected with action wheel 27, the one end of action wheel 27 and second motor 5's output fixed connection, second motor 5 during operation will drive action wheel 27 and rotate, and action wheel 27 can drive from driving wheel 25 rotation through belt 26, drives threaded rod 24 rotation from driving wheel 25, and threaded rod 24 promotes movable bottom plate 23 and removes for movable bottom plate 23 opens, makes the soil after the reaction fall into in the filter-pressing case 3.
The two stirring blades 21 are arranged in a staggered manner, and the directions of the two stirring blades 21 are opposite.
The working principle is as follows: in the process of removing heavy metals, firstly, soil to be reacted is guided into the decomposition tank 1 through the soil inlet 2, at the moment, the movable bottom plate 23 is in a closed state, then, decomposition solution in the decomposition raw material tank 10 is guided into the decomposition tank 1 to be contacted with the soil through the action of the second water pump 11 and the circulating pipe 13, at the moment, the first motor 4 works, the first motor 4 drives the driving gear 14 to rotate when working, the driving gear 14 drives the first driven gear 15 and the second driven gear 17 to rotate, and the second driven gear 17 drives the third driven gear 16 to rotate, so that the first driven gear 15 and the third driven gear 16 drive the stirring shaft 20 to rotate in opposite directions, the rotating directions of the stirring blades 21 are opposite, and the stirring blades 21 are linearly distributed and staggered, so that the soil and the decomposition solution are more thoroughly mixed; after the decomposition, second motor 5 works, second motor 5 during operation, it rotates to drive action wheel 27, action wheel 27 can drive through belt 26 and rotate from driving wheel 25, from driving wheel 25 drive threaded rod 24 and rotate, threaded rod 24 promotes movable bottom plate 23 and removes, make movable bottom plate 23 open, make the soil after the reaction fall into filter-pressing box 3, filter-pressing box 3 separates soil and aqueous solution, lead to pipe 6 and get into rose box 7 in, filter 8 filters solution, lead into decomposition raw material tank 10 through the effect of first water pump 9 after will filtering solution, adjust the concentration of decomposition liquid through feed inlet 12, rethread second water pump 11 and circulating pipe 13 lead into decomposition tank 1 with water, realize the circulation, avoid the waste of resource.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a combine bioleaching to get rid of device of heavy metal in soil, includes decomposition case (1), its characterized in that: the top of decomposition case (1) is provided with into soil mouth (2), the bottom of decomposition case (1) is provided with filter-pressing case (3), one side of filter-pressing case (3) is provided with circulating device (28), one side fixedly connected with first motor (4) of decomposition case (1), the opposite side fixedly connected with second motor (5) of decomposition case (1).
2. The device for removing heavy metals in soil by combining bioleaching according to claim 1, is characterized in that: circulating device (28) includes water pipe (6), the one end intercommunication of water pipe (6) has rose box (7), be located the below position of water pipe (6) in rose box (7) and be provided with filter (8), the inboard bottom of rose box (7) is provided with first water pump (9), the output of first water pump (9) is through water pipe (6) intercommunication has decomposition raw material case (10), the inboard bottom of decomposition raw material case (10) is provided with second water pump (11), the top of decomposition raw material case (10) is provided with feed inlet (12), the output intercommunication of second water pump (11) has circulating pipe (13), the one end of circulating pipe (13) runs through the front side of decomposition case (1) and the inside intercommunication of decomposition case (1).
3. The device for removing heavy metals in soil by combining bioleaching according to claim 1, is characterized in that: the output fixedly connected with driving gear (14) of first motor (4), the outside meshing of driving gear (14) has first driven gear (15) and second driven gear (17), the meshing of one side of second driven gear (17) has third driven gear (16), the first pivot (18) of one end fixedly connected with of second driven gear (17), the one end of first pivot (18) and one side swing joint who decomposes case (1).
4. The device for removing heavy metals in soil by combining bioleaching according to claim 3, is characterized in that: the equal fixedly connected with second pivot (19) in one side of first driven gear (15) and second driven gear (16), second pivot (19) fixedly connected with (mixing) shaft (20), one side of (mixing) shaft (20) is linear fixedly connected with stirring leaf (21), the other end of stirring leaf (21) and the inboard swing joint of decomposition case (1).
5. The device for removing heavy metals in soil by combining bioleaching according to claim 3, is characterized in that: spout (22) have been seted up to the inside bottom of decomposition case (1), sliding connection has movable bottom plate (23) in spout (22), one side intermediate position threaded connection of movable bottom plate (23) has threaded rod (24), the one end fixedly connected with of threaded rod (24) follows driving wheel (25).
6. The device for removing heavy metals in soil by combining bioleaching according to claim 5, is characterized in that: the outside transmission of following driving wheel (25) is connected with belt (26), the other end transmission of belt (26) is connected with action wheel (27), the one end of action wheel (27) and the output fixed connection of second motor (5).
7. The device for removing heavy metals in soil by combining bioleaching according to claim 4, is characterized in that: the two stirring blades (21) are arranged in a staggered mode, and the directions of the two stirring blades (21) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011256124.8A CN112517628A (en) | 2020-11-11 | 2020-11-11 | Device for removing heavy metal in soil by combining bioleaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011256124.8A CN112517628A (en) | 2020-11-11 | 2020-11-11 | Device for removing heavy metal in soil by combining bioleaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112517628A true CN112517628A (en) | 2021-03-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011256124.8A Withdrawn CN112517628A (en) | 2020-11-11 | 2020-11-11 | Device for removing heavy metal in soil by combining bioleaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112517628A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2846577A1 (en) * | 2002-11-06 | 2004-05-07 | Entpr De Travaux Publics Andre | Method for decontaminating polluted material comprises putting material in contact with gas in cell, mixed with gas flow and then evacuated, gas then extracted from cell to drive away pollutant |
| CN106984638A (en) * | 2017-04-13 | 2017-07-28 | 安徽新宇生态园林股份有限公司 | A kind of environmentally friendly repair process device of municipal afforestation soil |
| CN207951221U (en) * | 2018-01-25 | 2018-10-12 | 上海汇蓬环境技术有限公司 | A kind of molten dispensing system of organic polluted soil reparation |
| CN108941180A (en) * | 2018-06-05 | 2018-12-07 | 共同科技开发有限公司 | A kind of soil remediation controlling device with two-way stirring |
| CN209049884U (en) * | 2018-08-01 | 2019-07-02 | 毅康科技有限公司 | A kind of device of bioleaching combination organic acid removal heavy metal in soil |
| CN211071269U (en) * | 2019-09-30 | 2020-07-24 | 河北万旭环境工程有限公司 | Soil remediation improvement device |
-
2020
- 2020-11-11 CN CN202011256124.8A patent/CN112517628A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2846577A1 (en) * | 2002-11-06 | 2004-05-07 | Entpr De Travaux Publics Andre | Method for decontaminating polluted material comprises putting material in contact with gas in cell, mixed with gas flow and then evacuated, gas then extracted from cell to drive away pollutant |
| CN106984638A (en) * | 2017-04-13 | 2017-07-28 | 安徽新宇生态园林股份有限公司 | A kind of environmentally friendly repair process device of municipal afforestation soil |
| CN207951221U (en) * | 2018-01-25 | 2018-10-12 | 上海汇蓬环境技术有限公司 | A kind of molten dispensing system of organic polluted soil reparation |
| CN108941180A (en) * | 2018-06-05 | 2018-12-07 | 共同科技开发有限公司 | A kind of soil remediation controlling device with two-way stirring |
| CN209049884U (en) * | 2018-08-01 | 2019-07-02 | 毅康科技有限公司 | A kind of device of bioleaching combination organic acid removal heavy metal in soil |
| CN211071269U (en) * | 2019-09-30 | 2020-07-24 | 河北万旭环境工程有限公司 | Soil remediation improvement device |
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| PB01 | Publication | ||
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Application publication date: 20210319 |