CN110877044A - Leaching type soil remediation device - Google Patents

Leaching type soil remediation device Download PDF

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Publication number
CN110877044A
CN110877044A CN201911067025.2A CN201911067025A CN110877044A CN 110877044 A CN110877044 A CN 110877044A CN 201911067025 A CN201911067025 A CN 201911067025A CN 110877044 A CN110877044 A CN 110877044A
Authority
CN
China
Prior art keywords
leaching
cavity
soil
fixed
barrel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911067025.2A
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Chinese (zh)
Inventor
宣嘉琪
吴健
丁柔尹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Quzhou University
Original Assignee
Quzhou University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Quzhou University filed Critical Quzhou University
Priority to CN201911067025.2A priority Critical patent/CN110877044A/en
Publication of CN110877044A publication Critical patent/CN110877044A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • B09C1/08Reclamation of contaminated soil chemically
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F7/00Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders
    • B01F7/00008Stirrers, i.e. rotary stirring devices
    • B01F7/00091Mounting of the stirring elements on the stirrer shaft
    • B01F7/00108Disposition with respect to the rotating axis
    • B01F7/00125Disposition with respect to the rotating axis perpendicular with respect to the rotating axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F7/00Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders
    • B01F7/16Mixers with rotary stirring devices in fixed receptacles, i.e. movement of the receptacle not being meant to effect the mixing; Kneaders with stirrers rotating about a substantially vertical axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/08Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
    • B02C18/10Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B30PRESSES
    • B30BPRESSES IN GENERAL
    • B30B9/00Presses specially adapted for particular purposes
    • B30B9/02Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/12Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
    • B30B9/14Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing operating with only one screw or worm

Abstract

The invention provides a leaching type soil remediation device, and belongs to the technical field of soil remediation. The method solves the problem that the leaching remediation of the soil is difficult to realize in the prior art. The leaching type soil remediation device comprises a frame body, wherein a leaching barrel and a dewatering barrel are fixed on the frame body, the leaching barrel is vertically fixed on the frame body, the leaching barrel is provided with a first inner cavity, a circular filter plate is fixed in the first inner cavity of the leaching barrel, the circular filter plate divides the inner cavity of the leaching barrel into a crushing cavity and a leaching cavity, and a liquid inlet pipe and a liquid outlet pipe are arranged on the leaching barrel; the dehydration cylinder is horizontally fixed on the frame body and is provided with an inner cavity II, an annular filter plate is fixed in the inner cavity II of the dehydration cylinder, the inner cavity of the dehydration cylinder is divided into a liquid collection cavity and a soil collection cavity by the annular filter plate, and the dehydration cylinder is provided with a liquid discharge pipe and a soil discharge pipe. The invention has the advantage of better realizing the leaching remediation of the soil.

Description

Leaching type soil remediation device
Technical Field
The invention belongs to the technical field of soil remediation, and relates to a leaching type soil remediation device.
Background
Soil remediation is a technological measure of transferring, absorbing, degrading and converting pollutants in soil to an acceptable level, or converting toxic and harmful pollutants into harmless substances, by physical, chemical and biological methods. The technical measures for repairing the polluted soil can comprise the following steps: changing the existing form of the pollutants in the soil or the combination mode of the pollutants and the soil, and reducing the mobility and bioavailability of the pollutants in the environment; the concentration of harmful substances in the soil is reduced.
Currently, there are two most common methods of soil washing, one is the addition of surfactants and the other is friction washing. The principle of surfactants is based on the surface tension of substances, and the addition of surfactants helps to reduce the surface tension of substances, thereby separating pollutants from soil, which is a different approach to dishwashing with liquid detergents. The principle of friction washing is based on the friction force between substances, is mostly used for separating organic matters from soil, and is the same as that of using steel wire balls for washing dishes. In this regard, the skilled person proposes a device for soil washing, in order to be able to receive the maximum technical support.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a leaching type soil remediation device which has the characteristic of better realizing the leaching remediation of soil.
The purpose of the invention can be realized by the following technical scheme:
a leaching type soil remediation device comprises a frame body and is characterized in that a leaching barrel and a dewatering barrel are fixed on the frame body, the leaching barrel is vertically fixed on the frame body and is provided with a first inner cavity, a mud inlet is formed in the upper end of the leaching barrel, a cover plate is hinged to the mud inlet, a circular filter plate is fixed in the first inner cavity of the leaching barrel, the circular filter plate divides the inner cavity of the leaching barrel into a crushing cavity and a leaching cavity, a liquid inlet pipe and a liquid outlet pipe are arranged on the leaching barrel, one end of each of the liquid inlet pipe and the liquid outlet pipe is located in the leaching cavity, and one end of each of the liquid inlet pipe and the liquid outlet pipe penetrates out of the leaching barrel;
the dehydration cylinder level fix on the support body, the dehydration cylinder has inner chamber two, dehydration cylinder inner chamber two internal fixation has annular filter plate, annular filter plate divides the inner chamber two of dehydration cylinder into collection liquid chamber and soil collection chamber, be provided with fluid-discharge tube and soil discharge tube on the dehydration cylinder, the one end and the collection liquid chamber intercommunication of fluid-discharge tube, the dehydration cylinder is worn out to the other end of fluid-discharge tube, the one end and the soil collection chamber intercommunication of soil discharge tube, the dehydration cylinder is worn out to the other end in collection soil chamber pipe, and through the connecting pipe intercommunication between the soil collection chamber of dehydration cylinder and the drip washing chamber of drip washing section of thick bamboo, the soil collection intracavity still is connected with the soil discharge tube.
In the above-mentioned drench type soil prosthetic devices, the broken intracavity level of a drench section of thick bamboo be fixed with the mounting panel, the lower surface of mounting panel is fixed with motor one, and the output shaft of motor one is vertical downwards, and the output shaft tip of motor one is fixed with a plurality of broken blades. The first motor drives the crushing blades to rotate, and soil is crushed in the crushing cavity of the leaching barrel.
In above-mentioned drench and wash formula soil prosthetic devices, the drip washing intracavity of a drench and wash a section of thick bamboo vertically be provided with a stirring roller, the stirring roller has the cavity, the diapire of a drench and wash a section of thick bamboo is worn out to the lower extreme of stirring roller, be provided with sealed bearing between the diapire of stirring roller and a drench and wash a section of thick bamboo, the stirring roller be located the one end of drip washing intracavity be fixed with a plurality of stirring vane, and the stirring roller is located the outer wall of the one end of drip washing intracavity and seted up a plurality ofly and the communicating filtrating hole of cavity, the stirring roller one end of wearing out to wash a section of thick bamboo be linked together with the drain pipe, and the stirring roller is worn to be fixed with ring gear one on the outer wall of the one end of a drench and wash a section of thick bamboo, be fixed with motor two on the outer diapire of. The second motor drives the stirring roller to rotate through the first gear and the gear ring, the stirring blades on the stirring roller can not only realize full contact of the soil remediation active agent and the soil to be remedied, but also can realize friction washing on the soil, so that the separation of the soil and pollutants is facilitated, and after leaching is finished, liquid substances can enter a cavity of the stirring roller through the filtrate hole and are discharged through a liquid outlet pipe communicated with the cavity of the stirring roller.
In the above-mentioned drench washing formula soil prosthetic devices, the drench washing section of thick bamboo on be provided with a funnel, the lower extreme of funnel is fixed on the outer wall of drench washing section of thick bamboo, be connected with the waste discharge pipe on the lateral wall of funnel, the outer wall of drench washing section of thick bamboo on the circumference equidistant a plurality of infiltration holes that communicate with the drip washing chamber of having seted up, the distance homogeneous phase of infiltration hole and drip washing section of thick bamboo bottom wall is equal, and the infiltration hole all is located the top in filtration hole.
In the process of leaching and repairing soil in a leaching cavity of the leaching barrel, pollutants are adsorbed around bubbles and are finally brought to a liquid level, enter an area surrounded by the funnel and the leaching barrel through a liquid seepage hole in the leaching barrel, and are discharged through a waste discharge pipe.
In above-mentioned drench and wash formula soil prosthetic devices, the drench and wash a section of thick bamboo in vertically be provided with the pivot, the one end of pivot is fixed on the stirring roller, the other end of pivot is worn out circular filter plate and is located broken intracavity, and the pivot passes through the bearing and is connected with circular filter plate, the pivot is located and is fixed with a plurality of boards of allocating on the outer wall of broken chamber one end, and allocate the lower extreme of board and all contact with circular filter plate. The stirring roller rotates and can drive the rotating shaft to rotate, and the rotating shaft is divided and stirred to prevent blockage by scraping the circular filter plate, and the filtering efficiency can be improved.
In above-mentioned drench washing formula soil prosthetic devices, the soil collection intracavity level of dehydration section of thick bamboo be provided with transfer screw, the diameter of transfer screw equals with the internal diameter of annular filter plate, transfer screw's one end is passed through the bearing and is rotated the setting on the dehydration section of thick bamboo inner wall, the other end of screw is fixed with the transmission shaft, the other end of transmission shaft wears out the dehydration section of thick bamboo through sealed bearing, and be fixed with ring gear two on the outer wall that the one end of dehydration section of thick bamboo was worn out to the transmission shaft, be fixed with motor three on the outer diapire of dehydration section of thick bamboo, motor three's output shaft tip is fixed with gear two, gear two and.
The motor III rotates forwards, the gear II and the gear ring II drive the transmission shaft to rotate, so that the screw rod is driven to rotate, the soil in the soil collecting cavity is transmitted to the soil discharge pipe, and the annular filter plate is combined to dewater again, so that liquid substances in the soil enter the soil collecting cavity and are discharged by the liquid discharge pipe.
In the above-mentioned drench type soil prosthetic devices, the dewatering cylinder on be provided with the inlet tube, the one end of inlet tube all is located the collection liquid intracavity, the dewatering cylinder is all worn out to the other end of inlet tube. The inlet tube can be to collecting liquid intracavity water injection, not only can realize carrying out further washing precipitation treatment to the dehydration section of thick bamboo, but also can wash the dehydration section of thick bamboo.
In the above-mentioned drench type soil prosthetic devices, drain pipe, connecting pipe, calandria and arrange the waste pipe on all be provided with the valve.
Compared with the prior art, the leaching type soil remediation device has the following advantages:
1. according to the invention, soil can be crushed in the crushing cavity of the leaching barrel, the crushed soil is filtered and sieved by the circular filter plate and then enters the leaching cavity, the soil remediation active agent is added into the leaching cavity through the liquid inlet pipe, so that the soil can be separated from pollutants, liquid substances can be discharged from the liquid outlet pipe, after primary dehydration is realized, the soil enters the soil collecting cavity through the connecting pipe, the soil is combined with the annular filter plate in the transmission process to the soil discharge pipe to realize re-dehydration, and the liquid substances enter the liquid collecting cavity and are discharged through the liquid discharge pipe.
2. The motor II drives the stirring roller to rotate, the soil remediation active agent can be in full contact with soil to be remediated through the stirring blades on the stirring roller, the soil can be rubbed and washed, soil and pollutants can be separated, and after leaching is finished, liquid substances can enter the cavity of the stirring roller through the filtrate hole and are discharged through the liquid outlet pipe communicated with the cavity of the stirring roller.
3. According to the invention, the motor III rotates forwards, the gear II and the gear ring II drive the transmission shaft to rotate, so that the screw rod is driven to rotate, the soil in the soil collecting cavity is transmitted to the soil discharging pipe, and the annular filter plate is combined to realize dehydration, so that liquid substances in the soil enter the liquid collecting cavity and are discharged by the liquid discharging pipe, and the water inlet pipe can inject water into the liquid collecting cavity, so that not only can the dewatering cylinder be further washed and precipitated, but also the dewatering cylinder can be cleaned.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic elevation view of the present invention;
FIG. 3 is a schematic cross-sectional view of a shower cartridge of the present invention;
figure 4 is a schematic cross-sectional view of the dewatering cylinder of the present invention.
In the figure, 1, a frame body; 2. a shower drum; 3. a circular filter plate; 4. a crushing chamber; 5. a leaching cavity; 6. a liquid inlet pipe; 7. a liquid outlet pipe; 8. mounting a plate; 9. a first motor; 10. crushing the leaves; 11. a stirring roller; 12. a filtrate well; 13. a stirring blade; 14. a second motor; 15. a first gear; 16. a first gear ring; 17. a funnel; 18. a weep hole; 19. a waste discharge pipe; 20. a dewatering drum; 21. an annular filter plate; 22. a liquid collection cavity; 23. a soil collection cavity; 24. a liquid discharge pipe; 25. a waste pipe; 26. a connecting pipe; 27. a transfer screw; 28. a third motor; 29. a second gear; 30. a gear ring II; 31. a water inlet pipe; 32. a drive shaft; 33. a rotating shaft; 34. a dial-up plate.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, the leaching type soil remediation device comprises a frame body 1, wherein a leaching cylinder 2 and a dewatering cylinder 20 are fixed on the frame body 1, and the leaching cylinder 2 is vertically fixed on the frame body 1. The leaching barrel 2 is provided with a first inner cavity, the upper end of the leaching barrel 2 is provided with a mud inlet, a cover plate is hinged to the mud inlet, a circular filter plate 3 is fixed in the first inner cavity of the leaching barrel 2, the circular filter plate 3 divides the inner cavity of the leaching barrel 2 into a crushing cavity 4 and a leaching cavity 5, the leaching barrel 2 is provided with a liquid inlet pipe 6 and a liquid outlet pipe 7, one ends of the liquid inlet pipe 6 and the liquid outlet pipe 7 are located in the leaching cavity 5, one ends of the liquid inlet pipe 6 and the liquid outlet pipe 7 penetrate out of the leaching barrel 2, the leaching barrel 2 is provided with a funnel 17, the lower end of the funnel 17 is fixed on the outer wall of the leaching barrel 2, the side wall of the funnel 17 is connected with a waste discharge pipe 19, the outer wall of the leaching barrel 2 is circumferentially provided with a plurality of seepage holes 18 communicated with the leaching cavity 5 at equal intervals, the seepage holes 18 are equal in distance with the bottom wall of the leaching barrel 2, and the seepage holes 18; the dehydration cylinder 20 is horizontally fixed on the frame body 1, the dehydration cylinder 20 is provided with an inner cavity II, an annular filter plate 21 is fixed in the inner cavity II of the dehydration cylinder 20, the inner cavity of the dehydration cylinder 20 is divided into a liquid collecting cavity 22 and a soil collecting cavity 23 by the annular filter plate 21, a liquid discharge pipe 24 and a soil discharge pipe 25 are arranged on the dehydration cylinder 20, one end of the liquid discharge pipe 24 is communicated with the liquid collecting cavity 22, the other end of the liquid discharge pipe 24 penetrates out of the dehydration cylinder 20, one end of the soil discharge pipe 25 is communicated with the soil collecting cavity 23, the other end of the soil collecting cavity 23 pipe penetrates out of the dehydration cylinder 20, the soil collecting cavity 23 of the dehydration cylinder 20 is communicated with the leaching cavity 5 of the leaching cylinder 2 through a connecting pipe 26, and the soil discharge pipe 25. Valves are arranged on the liquid outlet pipe 7, the connecting pipe 26, the liquid discharge pipe 24, the soil discharge pipe 25 and the waste discharge pipe 19.
As shown in fig. 3, a mounting plate 8 is horizontally fixed in the crushing cavity 4 of the shower barrel 2, a first motor 9 is fixed on the lower surface of the mounting plate 8, an output shaft of the first motor 9 is vertically downward, and a plurality of crushing blades 10 are fixed at the end part of the output shaft of the first motor 9. The first motor 9 drives the crushing blades 10 to rotate, and soil is crushed in the crushing cavity 4 of the leaching barrel 2.
A stirring roller 11 is vertically arranged in a leaching cavity 5 of the leaching barrel 2, the stirring roller 11 is provided with a cavity, the lower end of the stirring roller 11 penetrates through the bottom wall of the leaching barrel 2, a sealing bearing is arranged between the stirring roller 11 and the bottom wall of the leaching barrel 2, a plurality of stirring blades 13 are fixed at one end of the stirring roller 11 in the leaching cavity 5, a plurality of filtrate holes 12 communicated with the cavity are formed in the outer wall of one end of the stirring roller 11 in the leaching cavity 5, one end of the stirring roller 11 penetrating through the leaching barrel 2 is communicated with a liquid outlet pipe 7, a gear ring 16 is fixed on the outer wall of one end of the stirring roller 11 penetrating through the leaching barrel 2, a motor II 14 is fixed on the outer bottom wall of the leaching barrel 2, an output shaft of the motor II 14 faces downwards vertically, a gear I15 is fixed at the end part of the output shaft of the motor II 14, and the gear I15 is meshed with the gear. The second motor 14 drives the stirring roller 11 to rotate through the first gear 15 and the first gear ring 16, the soil remediation active agent can be fully contacted with soil to be remediated through the stirring blades 13 on the stirring roller 11, the soil can be rubbed and washed, soil and pollutants can be separated, and after leaching is finished, liquid substances can enter a cavity of the stirring roller 11 through the filtrate holes 12 and are discharged through the liquid outlet pipe 7 communicated with the cavity of the stirring roller 11.
As shown in fig. 4, a conveying screw 27 is horizontally arranged in the soil collecting cavity 23 of the dewatering cylinder 20, the diameter of the conveying screw 27 is equal to the inner diameter of the annular filter plate 21, one end of the conveying screw 27 is rotatably arranged on the inner wall of the dewatering cylinder 20 through a bearing, a transmission shaft 32 is fixed at the other end of the screw, the other end of the transmission shaft 32 penetrates out of the dewatering cylinder 20 through a sealed bearing, a second gear ring 30 is fixed on the outer wall of one end of the transmission shaft 32 penetrating out of the dewatering cylinder 20, a third motor 28 is fixed on the outer bottom wall of the dewatering cylinder 20, a second gear 29 is fixed at the end part of an output shaft of the third motor 28, and the second gear 29 and. The motor III 28 rotates forwards, the gear II 29 and the gear ring II 30 drive the transmission shaft 32 to rotate, so that the screw rod is driven to rotate, the soil in the soil collecting cavity 23 is transmitted to the soil discharge pipe 25, the annular filter plate 21 is combined to realize dehydration, and liquid substances in the soil enter the soil collecting cavity 22 and are discharged by the liquid discharge pipe 24.
In addition, the vertical pivot 33 that is provided with in the drip washing section of thick bamboo 2, the one end of pivot 33 is fixed on stirring roller 11, the other end of pivot 33 is worn out circular filter plate 3 and is located broken chamber 4, and pivot 33 passes through the bearing and is connected with circular filter plate 3, pivot 33 is located and is fixed with a plurality of minute dial-plate 34 on the outer wall of broken chamber 4 one end, and the lower extreme of minute dial-plate 34 all contacts with circular filter plate 3, stirring roller 11 rotates and can drive pivot 33 simultaneously and rotate, minute dial-plate 34 in the pivot 33 not only can scrape circular filter plate 3 and prevent to block up, and can also improve filtration efficiency. Be provided with inlet tube 31 on dewatering cylinder 20, the one end of inlet tube 31 all is located collection liquid chamber 22, and dewatering cylinder 20 is all worn out to the other end of inlet tube 31, and inlet tube 31 can be to collecting liquid chamber 22 internal water injection, not only can realize carrying out further washing sedimentation treatment to dewatering cylinder 20, but also can wash dewatering cylinder 20.
In summary, the drip washing type soil remediation device has the following working principle:
firstly, under the condition that valves on the liquid outlet pipe 7 and the connecting pipe 26 are in a closed state, opening the cover plate, adding soil to be restored into the crushing cavity 4 of the leaching barrel 2 from a mud inlet, crushing the soil in the crushing cavity 4, filtering and screening the crushed soil by the circular filter plate 3, and then feeding the crushed soil into the leaching cavity 5;
then, a soil remediation active agent is added into the leaching cavity 5 through the liquid inlet pipe 6, the motor II 14 drives the stirring roller 11 to rotate through the gear I15 and the gear ring I16, the soil remediation active agent can be fully contacted with soil to be remediated through the stirring blades 13 on the stirring roller 11, friction washing can be achieved on the soil, separation of the soil and pollutants is facilitated, the pollutants are adsorbed around bubbles and are finally brought to the liquid level in the leaching process of leaching and remediating the soil in the leaching cavity 5 of the leaching barrel 2, the pollutants enter an area surrounded by the funnel 17 and the leaching barrel 2 through the liquid seepage holes 18 on the leaching barrel 2 and are then discharged through the waste discharge pipe 19, after leaching, liquid substances can enter a cavity of the stirring roller 11 through the filtrate holes 12, and initial dehydration is achieved by opening a valve on the liquid outlet pipe 7;
finally, the soil after the initial dehydration enters the soil collection cavity 23 through the connecting pipe 26, the motor three 28 rotates positively, the gear two 29 and the gear ring two 30 drive the transmission shaft 32 to rotate, so as to drive the screw rod to rotate, the soil in the soil collection cavity 23 is transmitted to the soil discharge pipe 25, the annular filter plate 21 is combined to realize the re-dehydration, the liquid substance in the soil enters the soil collection cavity 22 and is discharged through the soil discharge pipe 24, and the soil is discharged through the soil discharge pipe 25.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although 1, a shelf is used more herein; 2. a shower drum; 3. a circular filter plate; 4. a crushing chamber; 5. a leaching cavity; 6. a liquid inlet pipe; 7. a liquid outlet pipe; 8. mounting a plate; 9. a first motor; 10. crushing the leaves; 11. a stirring roller; 12. a filtrate well; 13. a stirring blade; 14. a second motor; 15. a first gear; 16. a first gear ring; 17. a funnel; 18. a weep hole; 19. a waste discharge pipe; 20. a dewatering drum; 21. an annular filter plate; 22. a liquid collection cavity; 23. a soil collection cavity; 24. a liquid discharge pipe; 25. a waste pipe; 26. a connecting pipe; 27. a transfer screw; 28. a third motor; 29. a second gear; 30. a gear ring II; 31. a water inlet pipe; 32. a drive shaft; 33. a rotating shaft; 34. a dial plate, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (8)

1. A leaching type soil remediation device comprises a frame body and is characterized in that a leaching barrel and a dewatering barrel are fixed on the frame body, the leaching barrel is vertically fixed on the frame body and is provided with a first inner cavity, a mud inlet is formed in the upper end of the leaching barrel, a cover plate is hinged to the mud inlet, a circular filter plate is fixed in the first inner cavity of the leaching barrel, the circular filter plate divides the inner cavity of the leaching barrel into a crushing cavity and a leaching cavity, a liquid inlet pipe and a liquid outlet pipe are arranged on the leaching barrel, one end of each of the liquid inlet pipe and the liquid outlet pipe is located in the leaching cavity, and one end of each of the liquid inlet pipe and the liquid outlet pipe penetrates out of the leaching barrel; the dehydration cylinder level fix on the support body, the dehydration cylinder has inner chamber two, dehydration cylinder inner chamber two internal fixation has annular filter plate, annular filter plate divides the inner chamber two of dehydration cylinder into collection liquid chamber and soil collection chamber, be provided with fluid-discharge tube and soil discharge tube on the dehydration cylinder, the one end and the collection liquid chamber intercommunication of fluid-discharge tube, the dehydration cylinder is worn out to the other end of fluid-discharge tube, the one end and the soil collection chamber intercommunication of soil discharge tube, the dehydration cylinder is worn out to the other end in collection soil chamber pipe, and through the connecting pipe intercommunication between the soil collection chamber of dehydration cylinder and the drip washing chamber of drip washing section of thick bamboo, the soil collection intracavity still is connected with the soil discharge tube.
2. The leaching type soil remediation device of claim 1, wherein a mounting plate is horizontally fixed in the crushing cavity of the leaching tank, a first motor is fixed on the lower surface of the mounting plate, an output shaft of the first motor faces vertically downwards, and a plurality of crushing blades are fixed at the end of the output shaft of the first motor.
3. The leaching type soil remediation device according to claim 1 or 2, wherein a stirring roller is vertically arranged in the leaching cavity of the leaching barrel, the stirring roller is provided with a cavity, the lower end of the stirring roller penetrates through the bottom wall of the leaching barrel, a sealing bearing is arranged between the stirring roller and the bottom wall of the leaching barrel, a plurality of stirring blades are fixed at one end of the stirring roller, which is located in the leaching cavity, a plurality of filtrate holes communicated with the cavity are formed in one end of the stirring roller, which is located in the leaching cavity, one end of the stirring roller, which penetrates through the leaching barrel, is communicated with the liquid outlet pipe, a first gear ring is fixed at one end of the stirring roller, which penetrates through the leaching barrel, a second motor is fixed on the outer bottom wall of the leaching barrel, an output shaft of the second motor faces vertically downwards, a first gear is fixed at the end of the output shaft of the second motor, and the first gear is meshed.
4. The leaching type soil remediation device of claim 3, wherein the leaching tank is provided with a funnel, the lower end of the funnel is fixed to the outer wall of the leaching tank, the side wall of the funnel is connected with a waste discharge pipe, a plurality of leachate holes communicated with the leaching cavity are formed in the outer wall of the leaching tank at equal intervals in the circumferential direction, the distances between the leachate holes and the bottom wall of the leaching tank are equal, and the leachate holes are located above the leachate holes.
5. The leaching type soil remediation device of claim 1, wherein a rotating shaft is vertically arranged in the leaching cylinder, one end of the rotating shaft is fixed on the stirring roller, the other end of the rotating shaft penetrates through the round filter plate and is located in the crushing cavity, the rotating shaft is connected with the round filter plate through a bearing, a plurality of distribution plates are fixed on the outer wall of the rotating shaft at one end of the crushing cavity, and the lower ends of the distribution plates are all in contact with the round filter plate.
6. The leaching type soil remediation device of claim 1, wherein a conveying screw is horizontally arranged in the soil collection cavity of the dewatering cylinder, the diameter of the conveying screw is equal to the inner diameter of the annular filter plate, one end of the conveying screw is rotatably arranged on the inner wall of the dewatering cylinder through a bearing, a transmission shaft is fixed to the other end of the screw, the other end of the transmission shaft penetrates out of the dewatering cylinder through a sealing bearing, a gear ring II is fixed to the outer wall of the end, penetrating out of the dewatering cylinder, of the transmission shaft, a motor III is fixed to the outer bottom wall of the dewatering cylinder, a gear II is fixed to the end portion of an output shaft of the motor III, and the gear II and the gear ring II are meshed with.
7. The leaching soil remediation device of claim 6, wherein the dewatering drum is provided with a water inlet pipe, one end of the water inlet pipe is located in the liquid collection chamber, and the other end of the water inlet pipe penetrates out of the dewatering drum.
8. The leaching soil remediation device of claim 1, wherein the drain pipe, the connecting pipe, the drain pipe and the waste pipe are provided with valves.
CN201911067025.2A 2019-11-04 2019-11-04 Leaching type soil remediation device Pending CN110877044A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911067025.2A CN110877044A (en) 2019-11-04 2019-11-04 Leaching type soil remediation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911067025.2A CN110877044A (en) 2019-11-04 2019-11-04 Leaching type soil remediation device

Publications (1)

Publication Number Publication Date
CN110877044A true CN110877044A (en) 2020-03-13

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CN (1) CN110877044A (en)

Citations (3)

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Publication number Priority date Publication date Assignee Title
CN102601106A (en) * 2012-03-08 2012-07-25 中国科学院过程工程研究所 Ectopic leaching restoring device and restoring method for chromic slag polluted soil
CN207238750U (en) * 2017-09-14 2018-04-17 辽宁石化职业技术学院 A kind of contaminated soil elutes prosthetic device
CN109772867A (en) * 2019-02-22 2019-05-21 陆炯 A kind of soil remediation system and administering method by heavy metal pollution

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102601106A (en) * 2012-03-08 2012-07-25 中国科学院过程工程研究所 Ectopic leaching restoring device and restoring method for chromic slag polluted soil
CN207238750U (en) * 2017-09-14 2018-04-17 辽宁石化职业技术学院 A kind of contaminated soil elutes prosthetic device
CN109772867A (en) * 2019-02-22 2019-05-21 陆炯 A kind of soil remediation system and administering method by heavy metal pollution

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