CN114888073B - Heavy metal contaminated soil repair equipment - Google Patents
Heavy metal contaminated soil repair equipment Download PDFInfo
- Publication number
- CN114888073B CN114888073B CN202210558018.8A CN202210558018A CN114888073B CN 114888073 B CN114888073 B CN 114888073B CN 202210558018 A CN202210558018 A CN 202210558018A CN 114888073 B CN114888073 B CN 114888073B
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- column
- circular ring
- fixedly installed
- frame
- fixedly arranged
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- 239000002689 soil Substances 0.000 title claims abstract description 77
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 28
- 230000008439 repair process Effects 0.000 title claims description 18
- 238000005067 remediation Methods 0.000 claims abstract description 17
- 238000004804 winding Methods 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 22
- 238000001125 extrusion Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 13
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 11
- 241000361919 Metaphire sieboldi Species 0.000 claims description 10
- 235000015097 nutrients Nutrition 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000012670 alkaline solution Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000003929 acidic solution Substances 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 238000005201 scrubbing Methods 0.000 claims description 2
- 239000003344 environmental pollutant Substances 0.000 description 10
- 231100000719 pollutant Toxicity 0.000 description 10
- 238000000034 method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 241001233061 earthworms Species 0.000 description 3
- -1 hydrogen ions Chemical class 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000002146 bilateral effect Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- GUIJLPKNGJMXKV-AZUAARDMSA-N rod-188 Chemical compound C1=CC(C)=CC=C1S(=O)(=O)N1[C@@H]([C@H]2OC(=O)CC2)C2=CC=CC=C2CC1 GUIJLPKNGJMXKV-AZUAARDMSA-N 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 235000013358 Solanum torvum Nutrition 0.000 description 1
- 240000002072 Solanum torvum Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000005520 electrodynamics Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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
- B09C1/085—Reclamation of contaminated soil chemically electrochemically, e.g. by electrokinetics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Mycology (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to heavy metal contaminated soil remediation equipment, which comprises an electric remediation unit and a treatment unit, wherein the treatment unit is fixedly arranged in the middle of the electric remediation unit.
Description
Technical Field
The invention relates to the technical field of heavy metal contaminated soil remediation, in particular to heavy metal contaminated soil remediation equipment.
Background
The heavy metal contaminated soil remediation is to treat soil containing excessive heavy metal, so that the concentration of the heavy metal in the soil is reduced, the number of factories is gradually increased along with the improvement of industrialization of society, and generated pollutants are discharged to the external environment after the factories perform industrial operation, so that excessive heavy metal is added in the soil, the crops cannot grow healthily, and the survival of surrounding plants and animals is influenced, so that the ecological environment is reduced.
The traditional repair method of heavy metal contaminated soil comprises chemical repair, physical repair and biological repair, wherein an electric repair method utilizing an electrochemical principle is gradually used in the repair of heavy metal contaminated soil due to low disturbance degree of the soil, the electric repair method is a technology for removing heavy metals in the soil through electrochemical and electrodynamic combined action by using low-level direct current to penetrate the contaminated soil, a large amount of gas covers the surface of an electrode in the use process, the conductivity of the electrode is reduced, insoluble salt formed near the cathode is attached to the surface of the cathode, the conductivity of the electrode is influenced, the effect of electric repair is influenced, and the soil after the electric repair method is extremely easy to be polluted by heavy metals due to slow recovery speed of the soil due to reduction of biomass.
Disclosure of Invention
In order to solve the technical problems, the invention provides heavy metal contaminated soil remediation equipment.
The utility model provides a heavy metal contaminated soil repair equipment, includes electronic repair unit and processing unit, electronic repair unit middle part fixed mounting has processing unit.
The electric repairing unit comprises a positioning piece, an electric universal wheel is uniformly and fixedly arranged on the lower end face of the positioning piece, a direct-current power supply is fixedly arranged at the upper end of the positioning piece, an electrified slot is fixedly arranged at the rear end of the direct-current power supply, a winding frame is fixedly arranged on the positioning piece in a bilateral symmetry mode, a conductive wire is wound on the winding frame, one side of the conductive wire, which is close to the winding frame, is electrically connected with the direct-current power supply, the conductive wire on the left side is electrically connected with the positive electrode of the direct-current power supply, the conductive wire on the right side is electrically connected with the negative electrode of the direct-current power supply, the tail end of the conductive wire on the left side is electrically connected with an anode inserting column, the tail end of the conductive wire on the right side is electrically connected with a cathode inserting column, electric jack frames are fixedly arranged on the anode inserting column and the cathode inserting column, and a liquid discharging frame is fixedly arranged on the anode inserting column and the cathode inserting column.
The processing unit comprises a holding box body, the front end of a positioning piece is fixedly provided with the holding box body, the earthworm seedlings and nutrient soil are held in the holding box body, the upper end of the holding box body is rotationally connected with a holding cover body, the upper end of the holding cover body is fixedly provided with a motor I through a motor base, an output shaft of the motor I is fixedly provided with a stirring frame through a coupler, the lower end of the holding box body is fixedly provided with a discharging pipe, the inside of the discharging pipe is fixedly provided with an electric valve, the lower end of the discharging pipe is fixedly provided with an inserting frame, and the lower end of the inserting frame is fixedly provided with a soil loosening frame.
The first preferred technical scheme is as follows: the power-on slot comprises a square box, a square box is fixedly arranged at the rear end of the direct-current power supply, a metal plug is fixedly arranged in the square box, a square baffle is connected to the rear end of the square box through a pin shaft in a rotating mode, a torsion spring is sleeved on the pin shaft, one end of the torsion spring is fixedly connected with the square baffle, and the other end of the torsion spring is fixedly connected with the square box.
And the second preferred technical scheme is as follows: the winding frame comprises an arc protection shell, wherein the arc protection shell is fixedly installed on the left side and the right side of a positioning piece, a spiral spring is fixedly installed in the arc protection shell, a conductive wire is fixedly installed at the tail end of the spiral spring, an annular winding piece is fixedly installed at the inner end of the arc protection shell, the conductive wire is wound on the annular winding piece, a wire through hole is formed in one side, far away from the positioning piece, of the arc protection shell, an arc groove is uniformly formed in the inner end face of the wire through hole, an extrusion spring is fixedly installed in the arc groove, a cleaning scrubbing brush is fixedly installed at the tail end of the extrusion spring, and a cleaning sponge is fixedly installed at the inner end face of the wire through hole.
And the preferred technical scheme is as follows: the anode inserting column comprises a conical head column, the tail end of a left conductive wire is electrically connected with the conical head column, a supporting column is uniformly and fixedly arranged on the outer end face of the conical head column, a circular ring shell is fixedly arranged at the tail end of the supporting column, a circular table ring piece is fixedly arranged at the lower end of the circular ring shell, the circular table ring piece is fixedly connected with the conical head column, a gap ring piece is fixedly arranged at the upper end of the circular ring shell, square bumps are uniformly and fixedly arranged on the outer surface of the circular ring shell, round corners are formed at edges of the square bumps, an annular shell is fixedly arranged at the upper end of the gap ring piece, alkaline solution is filled in the annular shell, guide grooves are uniformly formed at the lower end of the annular shell, a tower-shaped spring is fixedly arranged in the guide grooves, an arc-shaped gear piece is fixedly arranged at the lower end of the arc-shaped gear piece, a stepped groove is uniformly formed in the circular table shell, a connecting spring is fixedly arranged at the lower end of the circular table ring, an extrusion piece is fixedly connected at the lower end of the connecting spring, the lower end of the supporting column is fixedly connected with the extrusion piece, an upper end of the annular shell is provided with a liquid inlet funnel, and the glass plug is connected in a threaded manner in the liquid inlet funnel.
The preferable technical scheme is as follows: the structure of the cathode plug is the same as that of the anode plug, and only the cathode plug is filled with an acidic solution.
The preferable technical scheme is as follows: the electric jack frame comprises a movable column, the movable column is fixedly installed on the anode inserting column and the cathode inserting column, a positioning circular ring is connected to the upper side of the movable column in a sliding fit mode, a tripod support is fixedly installed at the lower end of the positioning circular ring, a threaded rod is rotatably connected to the positioning circular ring, a screw nut is connected to the lower side of the threaded rod in a threaded connection mode, the screw nut is fixedly connected with the anode inserting column, a tripod hand piece is fixedly installed on the upper end of the positioning circular ring, a motor II is fixedly installed on the upper end of the positioning circular ring through a motor seat, an output shaft of the motor II is fixedly connected with the threaded rod through a coupler, and a telescopic rod is fixedly installed between the movable column and the positioning circular ring.
The preferable technical scheme is as follows: the liquid draining rack comprises a collecting hole, collecting holes are uniformly formed in the circular ring shell, conveying pipes are fixedly installed in the collecting holes, all conveying pipes are connected with a main control pipe, a collecting box is fixedly connected with a positioning circular ring, a collecting box is fixedly installed on the positioning circular ring, a water pump is fixedly installed at the lower end of the collecting box, and the tail end of the main control pipe is fixedly connected with the water pump.
The preferred technical scheme is as follows: the stirring frame comprises a rotating column, wherein an output shaft of a motor is fixedly provided with the rotating column through a coupler, the front end surface of the rotating column is fixedly provided with a separation plate, and the lower end surface of the separation plate is fixedly provided with a comb plate.
The eighth preferred technical scheme is as follows: the inserting frame comprises an electric telescopic rod, the lower end of the discharging pipe is fixedly provided with the electric telescopic rod, the lower end of the electric telescopic rod is fixedly provided with a bevel connection pipe, the upper end of the bevel connection pipe is fixedly provided with a guide ring, the guide ring is connected with the discharging pipe in a sliding fit manner, and the lower end of the bevel connection pipe is fixedly provided with a cutting ring cutter.
Preferred technical scheme nine: the soil loosening frame comprises a cross-shaped cutter, the lower end of the insertion frame is fixedly provided with the cross-shaped cutter, and the lower end of the cross-shaped cutter is uniformly and fixedly provided with an arc-shaped soil turning cutter; the cross-shaped cutter is matched with the arc-shaped soil turning cutter, so that soil is turned conveniently.
The invention has the following beneficial effects: 1. according to the heavy metal contaminated soil restoration device provided by the invention, the electric restoration unit is used for carrying out electric restoration treatment on the heavy metal contaminated soil, and discharging gas which appears near the electrode in the restoration process, so that the gas is prevented from affecting the conductivity of the motor, and meanwhile, insoluble salt near the electrode is dissolved to prevent the insoluble salt from affecting the conductivity of the electrode, so that the electric restoration effect is finally affected.
2. According to the electric repairing unit provided by the invention, the cleaning scrubber is driven by the extrusion spring to be in close contact with the conductive wire, dust impurities attached to the surface of the used conductive wire are cleaned, the surface of the conductive wire is further cleaned by the cleaning sponge, the effect of the winding effect of the conductive wire is prevented from being influenced by more dust impurities on the surface of the wound conductive wire, and meanwhile, the surface of the conductive wire is corroded.
3. According to the electric repairing unit provided by the invention, the supporting columns are matched with the circular ring shell, so that a certain space exists between the circular ring shell and the conical head column, oxygen is conveniently discharged, and the phenomenon that the electric conductivity of the circular ring shell is reduced, the current is reduced and the electric repairing effect is influenced due to the fact that the gas covers the surface of the circular ring shell is prevented.
4. According to the electric repairing unit provided by the invention, the acidic solution reacts with insoluble salts near the cathode plug, so that the precipitate is prevented from adhering to the surface of the cathode plug, the conductivity is influenced, the current intensity is finally reduced, and the heavy metal in the water-soluble state is easier to electrically repair compared with the heavy metal in the precipitate.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a front view plane structure of the present invention.
Fig. 3 is a cross-sectional view taken along the direction A-A of fig. 2 in accordance with the present invention.
Fig. 4 is an enlarged view of a portion at N of fig. 2 in accordance with the present invention.
Fig. 5 is an enlarged view of a portion of the invention at M of fig. 2.
Fig. 6 is an enlarged view of a portion of fig. 2 at E in accordance with the present invention.
Fig. 7 is a schematic view of a left-side plan view structure of the present invention.
In the figure: 1. an electric repair unit; 10. a positioning piece; 11. an electric universal wheel; 12. a direct current power supply; 13. electrifying the slot; 131. square box; 132. a metal plug; 133. a square baffle; 134. a torsion spring; 14. a winding frame; 141. an arc-shaped protective shell; 142. a spiral spring; 143. an annular winding member; 144. a wire through hole; 145. an arc-shaped groove; 146. extruding a spring; 147. cleaning the scrubber; 148. cleaning the sponge; 15. a conductive wire; 16. anode plug; 161. conical head column; 162. a support column; 163. a circular ring housing; 164. round table ring piece; 165. a void ring; 166. square protruding blocks; 167. an annular housing; 168. a diversion trench; 169. a tower-shaped spring; 170. an arc-shaped gear piece; 171. abutting the column; 172. a stepped groove; 173. a connecting spring; 174. an extrusion; 175. a liquid inlet funnel; 176. a glass plug; 17. a cathode plug; 18. an electric jack frame; 181. a moving column; 182. positioning a circular ring; 183. a tripod; 184. a threaded rod; 185. a lead screw nut; 186. a tripod hand piece; 187. a second motor; 188. a retractable rod; 19. a liquid discharge rack; 191. a collection hole; 192. a delivery tube; 193. a main control tube; 194. a collection box; 195. a water pump; 2. a processing unit; 21. a containing box body; 22. a cover body is placed; 23. a first motor; 24. a stirring rack; 241. rotating the column; 242. a partition plate; 243. a comb plate; 25. a discharge pipe; 26. an electric valve; 27. an insertion rack; 271. an electric telescopic rod; 272. a bevel-mouth tube; 273. a guide ring; 274. cutting ring cutters; 28. a scarification frame; 281. a cross-shaped knife; 282. arc soil turning knife.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the heavy metal contaminated soil remediation equipment comprises an electric remediation unit 1 and a treatment unit 2, wherein the treatment unit 2 is fixedly installed in the middle of the electric remediation unit 1.
Referring to fig. 1 and 3, the electric repairing unit 1 includes a positioning member 10, an electric universal wheel 11 is uniformly and fixedly mounted on the lower end surface of the positioning member 10, a dc power supply 12 is fixedly mounted at the upper end of the positioning member 10, an energizing slot 13 is fixedly mounted at the rear end of the dc power supply 12, a winding frame 14 is fixedly mounted on the positioning member 10 in a bilateral symmetry manner, a conductive wire 15 is wound on the winding frame 14, one side of the conductive wire 15, which is close to the winding frame 14, is electrically connected with the dc power supply 12, a left conductive wire 15 is electrically connected with the positive electrode of the dc power supply 12, a right conductive wire 15 is electrically connected with the negative electrode of the dc power supply 12, the tail end of the left conductive wire 15 is electrically connected with an anode plug 16, the tail end of the right conductive wire 15 is electrically connected with a cathode plug 17, electric jack frames 18 are fixedly mounted on the anode plug 16 and the cathode plug 17, and drain frames 19 are fixedly mounted on the anode plug 16 and the cathode plug 17; after the positioning piece 10 is driven to move to a proper position on the soil through the electric universal wheel 11 as required, the anode inserting column 16 and the cathode inserting column 17 are respectively inserted into the polluted soil through the electric jack frame 18, at the moment, the switch of the direct current power supply 12 is turned on, the area between the anode inserting column 16 and the cathode inserting column 17 forms an electric field, pollutants in the soil are directionally migrated, the pollutants are enriched in the area between the anode inserting column 16 and the cathode inserting column 17, the pollutant solution is discharged out of the soil through the liquid discharge frame 19, and the pollutant solution is collected for recycling.
With continued reference to fig. 1 and 3, the processing unit 2 includes a holding box 21, a holding box 21 is fixedly mounted at the front end of the positioning member 10, an earthworm seedling and nutrient soil are held in the holding box 21, a holding cover 22 is rotatably connected to the upper end of the holding box 21, a motor 23 is fixedly mounted at the upper end of the holding cover 22 through a motor base, a stirring frame 24 is fixedly mounted on an output shaft of the motor 23 through a coupling, a discharging pipe 25 is fixedly mounted at the lower end of the holding box 21, an electric valve 26 is fixedly mounted in the discharging pipe 25, an insertion frame 27 is fixedly mounted at the lower end of the discharging pipe 25, and a soil loosening frame 28 is fixedly mounted at the lower end of the insertion frame 27; when contaminated soil is restored by the electric restoring unit 1, the electric valve 26 is opened at the moment when the electric restoring unit 27 is inserted into the soil, and meanwhile, the first motor 23 drives the stirring frame 24 to stir, so that earthworm seedlings and nutrient soil in the containing box body 21 are discharged into the soil through the discharging pipe 25, and meanwhile, the electric universal wheels 11 drive the containing shell to move, so that the earthworm seedlings and the nutrient soil spread over the soil in the region, and the soil is loosened by the soil conveying frame, so that the earthworm seedlings are convenient to move.
Referring to fig. 3, the power-on slot 13 includes a square box 131, a square box 131 is fixedly mounted at the rear end of the dc power supply 12, a metal plug 132 is fixedly mounted in the square box 131, a square baffle 133 is rotatably connected at the rear end of the square box 131 through a pin shaft, a torsion spring 134 is sleeved on the pin shaft, one end of the torsion spring 134 is fixedly connected with the square baffle 133, and the other end of the torsion spring 134 is fixedly connected with the square box 131; when the direct current power supply 12 needs to be charged, the square baffle 133 is opened, the charging plug is inserted into the square box 131, the charging plug is matched with the metal plug 132, after the use is completed, the square baffle 133 is driven to return to an original state through the torsion spring 134, and the metal plug 132 in the square box 131 is prevented from being polluted in the use process.
Referring to fig. 2 and 4, the winding frame 14 includes an arc-shaped protection casing 141, the positioning member 10 is symmetrically and fixedly installed with the arc-shaped protection casing 141, a spiral spring 142 is fixedly installed in the arc-shaped protection casing 141, a conductive wire 15 is fixedly installed at the tail end of the spiral spring 142, an annular winding member 143 is fixedly installed at the inner end of the arc-shaped protection casing 141, the conductive wire 15 is wound on the annular winding member 143, a through hole 144 is formed in one side of the arc-shaped protection casing 141 far away from the positioning member 10, arc-shaped grooves 145 are uniformly formed in the inner end surface of the through hole 144, an extrusion spring 146 is fixedly installed in the arc-shaped grooves 145, a cleaning scrubber 147 is fixedly installed at the tail end of the extrusion spring 146, and a cleaning sponge 148 is fixedly installed at the inner end surface of the through hole 144; after the use of the conductive wire 15 is completed, the spiral spring 142 drives the conductive wire 15 to be wound, the annular winding piece 143 is used for accommodating the conductive wire 15, the extrusion spring 146 is used for driving the cleaning plate brush 147 to be in close contact with the conductive wire 15, dust impurities attached to the surface of the conductive wire 15 after the use are cleaned, the surface of the conductive wire 15 is further cleaned through the cleaning sponge 148, the winding effect of the conductive wire 15 is prevented from being influenced by more dust impurities on the surface of the wound conductive wire 15, and meanwhile corrosion is generated on the surface of the conductive wire 15.
Referring to fig. 2, 5 and 6, the anode plug 16 includes a conical head column 161, the end of the left conductive wire 15 is electrically connected with the conical head column 161, a support column 162 is uniformly and fixedly installed on the outer end surface of the conical head column 161, a circular ring housing 163 is fixedly installed on the end of the support column 162, a circular table ring member 164 is fixedly connected with the conical head column 161, a gap ring member 165 is fixedly installed on the upper end of the circular ring housing 163, a square bump 166 is uniformly and fixedly installed on the outer surface of the circular ring housing 163, rounded corners of the square bump 166 are respectively provided with a corner, an annular housing 167 is fixedly installed on the upper end of the gap ring member 165, alkaline solution is filled in the annular housing 167, a diversion trench 168 is uniformly provided at the lower end of the annular housing 167, a tower spring 169 is fixedly installed in the diversion trench 168, a supporting column 171 is fixedly installed at the lower end of the arc-shaped baffle member 170, a groove 172 is uniformly provided with a step groove 172, a connecting spring 173 is fixedly installed at the lower end of the step groove 172, a step funnel 174 is fixedly installed at the lower end of the connecting spring 173, a step funnel 174 is fixedly connected with an extrusion piece 167, and a step funnel 175 is connected with an extrusion piece 175 in a threaded manner is provided with the upper end of the annular housing 175; the shape of the conical head column 161 is convenient for the conical head column to be inserted into soil, the support column 162 is matched with the circular ring shell 163, a certain space exists between the circular ring shell 163 and the conical head column 161, oxygen is conveniently discharged, the contact area between the circular ring shell 163 and the soil is increased through the square lug 166, when the circular table shell is contacted with the soil, the extrusion piece 174 is extruded to drive the support column 171 to move upwards, the arc-shaped gear 170 is subjected to extrusion force to move upwards, alkaline solution in the annular shell 167 flows downwards through the guide groove 168, and finally the alkaline solution covers the anode plug 16, and when the device is electrically repaired, the movement speed of hydrogen ions is 1.8 times that of hydroxide ions, so that neutralization reaction is carried out between the alkaline solution and redundant hydrogen ions, and current intensity reduction caused by untimely neutralization of pH value is prevented.
Referring to fig. 1, the structure of the cathode plug 17 is the same as that of the anode plug 16, and only the cathode plug 17 is filled with an acidic solution; the acidic solution reacts with insoluble salts near the cathode plug 17 to prevent the precipitate from adhering to the surface of the cathode plug 17, thereby affecting the conductivity and finally reducing the current intensity.
Referring to fig. 2, the electric jack frame 18 includes a moving column 181, moving columns 181 are fixedly mounted on the anode jack column 16 and the cathode jack column 17, a positioning circular ring 182 is connected to the upper side of the moving column 181 in a sliding fit manner, a tripod bracket 183 is fixedly mounted at the lower end of the positioning circular ring 182, a threaded rod 184 is rotatably connected to the positioning circular ring 182, a screw nut 185 is connected to the lower side of the threaded rod 184 in a threaded connection manner, the screw nut 185 is fixedly connected with the anode jack column 16, the screw nut 185 is fixedly connected with the cathode jack column 17, a tripod hand piece 186 is fixedly mounted at the upper end of the positioning circular ring 182, a motor two 187 is fixedly mounted at the upper end of the positioning circular ring 182 through a motor seat, an output shaft of the motor two 187 is fixedly connected with the threaded rod 184 through a coupling, and a telescopic rod 188 is fixedly mounted between the moving column 181 and the positioning circular ring 182; firstly, the positioning circular ring 182 is supported by the tripod 183, so that the anode inserting column 16 and the cathode inserting column 17 are respectively positioned at the positions to be inserted, at the moment, the motor two 187 drives the threaded rod 184 to rotate, so that the moving column 181 moves downwards, the anode inserting column 16 and the cathode inserting column 17 are driven to move downwards until the anode inserting column 16 and the cathode inserting column 17 are inserted into the proper positions in the soil, and the moving column 181 is positioned by the telescopic rod 188.
Referring to fig. 1, 2 and 7, the liquid draining rack 19 includes a collecting hole 191, the annular housing 163 is uniformly provided with the collecting hole 191, a conveying pipe 192 is fixedly installed in the collecting hole 191, all conveying pipes 192 are commonly connected with a main control pipe 193, a collecting box 194 is fixedly connected with a positioning annular 182, a collecting box 194 is fixedly installed on the positioning annular 182, a water pump 195 is fixedly installed at the lower end of the collecting box 194, and the tail end of the main control pipe 193 is fixedly connected with the water pump 195; the main control pipe 193 is controlled by the water pump 195, so that the pollutant solution enters the conveying pipe 192 through the collecting hole 191 and finally enters the collecting box 194 for collection.
Referring to fig. 3, the stirring frame 24 includes a rotating column 241, an output shaft of the first motor 23 is fixedly mounted with the rotating column 241 through a coupling, a partition plate 242 is fixedly mounted on a front end surface of the rotating column 241, and comb plates 243 are fixedly mounted on lower end surfaces of the partition plate 242; the first motor 23 drives the rotating column 241 to rotate, so that the partition plate 242 and the comb plate 243 rotate, and the earthworm seedlings and nutrient soil are stirred, so that the earthworm seedlings smoothly fall into the discharging pipe 25, and the earthworm seedlings cannot be damaged.
With continued reference to fig. 3, the insertion frame 27 includes an electric telescopic rod 271, an electric telescopic rod 271 is fixedly mounted at the lower end of the discharging pipe 25, a bevel pipe 272 is fixedly mounted at the lower end of the electric telescopic rod 271, a guide ring 273 is fixedly mounted at the upper end of the bevel pipe 272, the guide ring 273 is connected with the discharging pipe 25 in a sliding fit manner, and a cutting ring 274 is fixedly mounted at the lower end of the bevel pipe 272; the electric telescopic rod 271 drives the bevel connection pipe 272 to move downwards so that the cutting ring cutter 274 enters the soil, then the electric telescopic rod 271 drives the bevel connection pipe 272 to move upwards, the soil at the position is loosened by the soil loosening frame 28, and then the earthworm seedlings and nutrient soil are sent into the soil at the position.
With continued reference to fig. 3, the soil loosening frame 28 includes a cross-shaped blade 281, the lower end of the insertion frame 27 is fixedly provided with the cross-shaped blade 281, and the lower end of the cross-shaped blade 281 is uniformly and fixedly provided with an arc-shaped soil turning blade 282; the cross-shaped knife 281 is matched with the arc-shaped soil turning knife 282, so that soil is turned.
When the device works specifically, the positioning piece 10 is driven to move to a proper position on soil through the electric universal wheel 11 as required, the anode inserting column 16 and the cathode inserting column 17 are respectively inserted into the polluted soil through the electric jack frame 18, at the moment, the switch of the direct current power supply 12 is turned on, an electric field is formed in the area between the anode inserting column 16 and the cathode inserting column 17, pollutants in the soil directionally migrate, the pollutants are concentrated in the area between the anode inserting column 16 and the cathode inserting column 17, the pollutant solution is discharged out of the soil through the liquid discharging frame 19, the pollutant solution is collected and recycled, after the polluted soil is restored through the electric restoring unit 1, the electric valve 26 is turned on at the moment, the motor one 23 drives the stirring frame 24 to stir, earthworms and nutrient soil in the box 21 are discharged into the soil through the discharging pipe 25, and the electric universal wheel 11 drives the containing shell to move, the earthworms and the nutrient soil are spread over the soil in the area, and the earthworms are convenient to move.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a heavy metal contaminated soil repair equipment, includes electronic repair unit (1) and processing unit (2), its characterized in that: the middle part of the electric repairing unit (1) is fixedly provided with a processing unit (2); wherein:
the electric repairing unit (1) comprises a positioning piece (10), wherein an electric universal wheel (11) is uniformly and fixedly arranged on the lower end surface of the positioning piece (10), a direct current power supply (12) is fixedly arranged at the upper end of the positioning piece (10), an electrifying slot (13) is fixedly arranged at the rear end of the direct current power supply (12), a winding frame (14) is symmetrically and fixedly arranged on the positioning piece (10), a conductive wire (15) is wound on the winding frame (14), one side, close to the winding frame (14), of the conductive wire (15) is electrically connected with the direct current power supply (12), the conductive wire (15) on the left side is electrically connected with the positive electrode of the direct current power supply (12), the conductive wire (15) on the right side is electrically connected with the negative electrode of the direct current power supply (12), the conductive wire (15) on the left side is electrically connected with an anode plug post (16), an electric jack frame (18) is fixedly arranged on the anode plug post (16) and the cathode plug post (17), and a liquid discharging frame (19) is fixedly arranged on the anode plug post (16) and the cathode plug post (17);
the processing unit (2) comprises a containing box body (21), the front end of the positioning piece (10) is fixedly provided with the containing box body (21), earthworm seedlings and nutrient soil are contained in the containing box body (21), the upper end of the containing box body (21) is rotationally connected with a containing cover body (22), the upper end of the containing cover body (22) is fixedly provided with a motor I (23) through a motor seat, an output shaft of the motor I (23) is fixedly provided with a stirring frame (24) through a coupling, the lower end of the containing box body (21) is fixedly provided with a discharging pipe (25), an electric valve (26) is fixedly arranged in the discharging pipe (25), the lower end of the discharging pipe (25) is fixedly provided with an inserting frame (27), and the lower end of the inserting frame (27) is fixedly provided with a soil loosening frame (28);
the anode plug (16) comprises a conical head column (161), the tail end of a left conductive wire (15) is electrically connected with the conical head column (161), a support column (162) is uniformly and fixedly arranged on the outer end face of the conical head column (161), a circular ring shell (163) is fixedly arranged on the tail end of the support column (162), a circular platform ring member (164) is fixedly arranged at the lower end of the circular ring shell (163), the circular platform ring member (164) is fixedly connected with the conical head column (161), a clearance ring member (165) is fixedly arranged at the upper end of the circular ring shell (163), square bumps (166) are uniformly and fixedly arranged on the outer surface of the circular ring shell (163), round corners are respectively provided with a round corner, an annular shell (167) is fixedly arranged at the upper end of the clearance ring member (165), an alkaline solution is filled in the annular shell (161), a guide groove (168) is uniformly arranged at the lower end of the annular shell (167), a tower spring (169) is fixedly arranged in the guide groove (168), an arc-shaped retaining member (170) is fixedly arranged at the lower end of the tower spring (169), a lower end of the arc-shaped retaining member (170) is fixedly arranged at the lower end of the circular ring member (171), a square bump (172) is uniformly arranged on the upper end of the circular ring shell (166), a step spring (173) is fixedly connected with a step extrusion member (172), the lower end of the supporting column (171) is fixedly connected with the extrusion piece (174), the upper end of the annular shell (167) is provided with a liquid inlet funnel (175), and a glass plug (176) is connected in the liquid inlet funnel (175) in a threaded connection mode;
the structure of the cathode plug (17) is the same as that of the anode plug (16), and only the cathode plug (17) is filled with an acidic solution.
2. The heavy metal contaminated soil remediation apparatus of claim 1 wherein: the power-on slot (13) comprises a square box (131), the rear end of the direct-current power supply (12) is fixedly provided with the square box (131), a metal plug (132) is fixedly installed in the square box (131), the rear end of the square box (131) is rotationally connected with a square baffle plate (133) through a pin shaft, a torsion spring (134) is sleeved on the pin shaft, one end of the torsion spring (134) is fixedly connected with the square baffle plate (133), and the other end of the torsion spring (134) is fixedly connected with the square box (131).
3. The heavy metal contaminated soil remediation apparatus of claim 1 wherein: the winding frame (14) comprises an arc protection shell (141), wherein the arc protection shell (141) is fixedly installed on the left side and the right side of the positioning piece (10), a spiral spring (142) is fixedly installed in the arc protection shell (141), an electric conducting wire (15) is fixedly installed at the tail end of the spiral spring (142), an annular winding piece (143) is fixedly installed at the inner end of the arc protection shell (141), the electric conducting wire (15) is wound on the annular winding piece (143), a through wire hole (144) is formed in one side, far away from the positioning piece (10), of the arc protection shell (141), an arc groove (145) is uniformly formed in the inner end face of the through wire hole (144), a pressing spring (146) is fixedly installed in the arc groove (145), and a cleaning scrubbing brush (147) is fixedly installed at the tail end of the pressing spring (146), and a cleaning sponge (148) is fixedly installed at the inner end face of the through wire hole (144).
4. The heavy metal contaminated soil remediation apparatus of claim 1 wherein: the electric jack frame (18) comprises a movable column (181), wherein the movable column (181) is fixedly installed on each of the anode jack column (16) and the cathode jack column (17), a positioning circular ring (182) is connected to the upper side of the movable column (181) in a sliding fit mode, a tripod bracket (183) is fixedly installed at the lower end of the positioning circular ring (182), a threaded rod (184) is rotatably connected to the positioning circular ring (182), a screw nut (185) is connected to the lower side of the threaded rod (184) in a threaded connection mode, the screw nut (185) is fixedly connected with the anode jack column (16), the screw nut (185) is fixedly connected with the cathode jack column (17), a tripod hand piece (186) is fixedly installed at the upper end of the positioning circular ring (182), a motor two (187) is fixedly installed at the upper end of the positioning circular ring (182) through a motor base, and a telescopic rod (188) is fixedly installed between the movable column (181) and the positioning circular ring (182) through a coupler.
5. The heavy metal contaminated soil remediation apparatus of claim 1 wherein: the liquid draining rack (19) comprises a collecting hole (191), collecting holes (191) are uniformly formed in the circular ring shell (163), conveying pipes (192) are fixedly installed in the collecting holes (191), all the conveying pipes (192) are connected with a main control pipe (193) jointly, a collecting box (194) is fixedly connected with a positioning circular ring (182), a collecting box (194) is fixedly installed on the positioning circular ring (182), a water pump (195) is fixedly installed at the lower end of the collecting box (194), and the tail end of the main control pipe (193) is fixedly connected with the water pump (195).
6. The heavy metal contaminated soil remediation apparatus of claim 1 wherein: the stirring frame (24) comprises a rotating column (241), the output shaft of a motor I (23) is fixedly provided with the rotating column (241) through a coupler, the front end surface of the rotating column (241) is fixedly provided with a separation plate (242), and the lower end surfaces of the separation plates (242) are fixedly provided with comb plates (243).
7. The heavy metal contaminated soil remediation apparatus of claim 1 wherein: the inserting frame (27) comprises an electric telescopic rod (271), the lower end of the discharging pipe (25) is fixedly provided with the electric telescopic rod (271), the lower end of the electric telescopic rod (271) is fixedly provided with a bevel connection pipe (272), the upper end of the bevel connection pipe (272) is fixedly provided with a guide ring (273), the guide ring (273) is connected with the discharging pipe (25) in a sliding fit mode, and the lower end of the bevel connection pipe (272) is fixedly provided with a cutting ring cutter (274).
8. The heavy metal contaminated soil remediation apparatus of claim 1 wherein: the soil loosening frame (28) comprises a cross-shaped cutter (281), the lower end of the insertion frame (27) is fixedly provided with the cross-shaped cutter (281), and the lower end of the cross-shaped cutter (281) is uniformly and fixedly provided with an arc-shaped soil turning cutter (282).
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| CN202210558018.8A CN114888073B (en) | 2022-05-21 | 2022-05-21 | Heavy metal contaminated soil repair equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH1034126A (en) * | 1996-04-25 | 1998-02-10 | Maeda Corp | Method and apparatus for purifying soil polluted with heavy metal |
| KR100519909B1 (en) * | 2005-04-02 | 2005-10-10 | 주식회사 서영엔지니어링 | Apparatus of electrode compartment for enhanced electrokinetic remediation and post-treatment of waste water |
| US8809037B2 (en) * | 2008-10-24 | 2014-08-19 | Bioprocessh20 Llc | Systems, apparatuses and methods for treating wastewater |
| KR101413548B1 (en) * | 2012-06-19 | 2014-07-04 | 한국전기연구원 | Electrokinetic soil recovery system functioned electric power control |
| CA2873433A1 (en) * | 2014-12-05 | 2016-06-05 | Onsite Remediation Solutions Ltd. | Electrokinetic soil remediation |
| CN106623413B (en) * | 2017-02-14 | 2017-12-05 | 温铁军 | A kind of devices and methods therefor for being used to extract the microorganism for completing heavy-metal contaminated soil reparation |
| CN206661919U (en) * | 2017-02-24 | 2017-11-24 | 成都科创城科技有限公司 | Contaminated soil in-situ purification system |
| CN107282629B (en) * | 2017-08-08 | 2020-03-27 | 四川大学 | Automatic change heavy metal contaminated soil microbial remediation appearance |
| CN207521427U (en) * | 2017-10-21 | 2018-06-22 | 四川德能工程项目管理有限公司 | A kind of device administered for heavy-metal contaminated soil |
| US10835938B1 (en) * | 2019-09-17 | 2020-11-17 | James Cheng-Shyong Lu | System and method for rapid reclamation of saline-sodic and heavy metal contaminated soils |
| CN112202007B (en) * | 2020-09-25 | 2021-12-14 | 广西电网有限责任公司防城港供电局 | Power strip capable of automatically winding power line |
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