CN211304227U

CN211304227U - Pollute soil prosthetic devices

Info

Publication number: CN211304227U
Application number: CN201922289404.8U
Authority: CN
Inventors: 张玉波; 黄伟强; 杜守营; 丛明旭
Original assignee: Shenyang Pengde Environmental Technology Co ltd
Current assignee: Shenyang Pengde Environmental Technology Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-21
Anticipated expiration: 2029-12-19

Abstract

The utility model discloses a pollute soil prosthetic devices belongs to soil restoration processing technology field, including soil restoration case, driving motor, repair liquid storage box, soil restoration incasement is equipped with pyrolysis treatment mechanism and repair liquid spray mechanism, soil restoration case's top is connected with and is horizontal cylindric stone and clears away the case, the stone is clear away and is equipped with first pivot on the axis of case, spiral winding has the outside laminating stone to clear away the first hank dragon acanthus leaf of incasement wall in the first pivot, the leak has evenly been seted up to the bottom that the case was clear away to the stone, the stone is clear away the case and is not seted up the stone discharge pipe that leans out and downwardly extending by an distolateral bottom that first pivot runs through, the top that the case was clear away from to the stone discharge pipe is connected with the feeder hopper. The utility model discloses can clear away the stone in the soil before repairing, effectively avoid the harmful effects that the stone brought in the processing procedure of soil, and do not contain the stone in the soil after the restoration, be favorable to promoting soil restoration quality.

Description

Pollute soil prosthetic devices

Technical Field

The utility model relates to a soil restoration processing technology field, specificly relate to a pollute soil prosthetic devices.

Background

Along with the rapid development of economy in China, the problem of environmental pollution is prominent day by day, and especially in some industrial production activities, a large amount of organic pollutants are discharged into peripheral soil due to improper operation or management, so that serious environmental pollution is caused, and great harm risks are brought to human health. For example: in the production and operation process of factories such as electroplating plants, chemical plants, oil refineries, pharmaceutical plants, gas stations and the like, a large amount of wastes such as organic matters, heavy metals and the like are accumulated in soil in the field, so that the field and the soil are seriously polluted. The pollutants in the field are complex in composition, strong in pollution and high in concentration, are potential pollution sources, can generate intermediate products with stronger toxicity in the environment, can pollute surrounding soil, surface water and even underground water if not treated in time for a long time, and can enter human bodies through drinking water or a soil-plant system through a food chain, so that ecological safety and crowd health are endangered. Therefore, research and development of more soil remediation technologies and devices thereof are urgently needed to efficiently remove organic pollutants in organic or heavy metal polluted soil and improve the soil environment quality.

The existing soil remediation method adopts a soil leaching-chemical oxidation remediation process, which is a common method of a contaminated soil remediation device, wherein the chemical leaching is to transfer and enrich pollutants such as heavy metals/organic matters in a soil solid phase into a soil liquid phase by using a leacheate, further recover and treat wastewater rich in the pollutants, meanwhile, the soil needs to be pyrolyzed and the soil and a remediation agent are uniformly mixed, and the existing method adopts a plurality of groups of devices for combined operation, so that the occupied area is large, the working efficiency is low, the energy consumption is high, and the method is not suitable for rapid soil remediation operation.

At present, in the prior art, a contaminated soil pyrolysis spraying repair device is disclosed in the patent with the application publication number of CN 108435777a, and comprises a soil pyrolysis repair tank body, a preheating tank body arranged outside the soil pyrolysis repair tank body, and a mixing mechanism arranged inside the soil pyrolysis repair tank body, wherein a rotating shaft is erected inside the soil pyrolysis repair tank body, the surface of the rotating shaft is provided with a plurality of liquid spraying nozzles, the side wall of the rotating shaft in a pyrolysis repair cavity is provided with a connecting rod, the connecting rod is connected with a propeller blade, the rotating shaft, the connecting rod and the propeller blade form the mixing mechanism, and a heating body is embedded inside the propeller blade; the structure is firm, collects soil restoration agent and preheats, soil restoration agent measurement sprays, the interpolation of soil, mixes, pyrolysis, discharge as an organic whole, and rotatory epaxial propeller blade is rotatory to the intracavity soil stirring is restoreed in the pyrolysis, and meanwhile, the heat-generating body heating carries out the pyrolysis operation to soil, sprays soil restoration agent and mixes by the hydrojet after the pyrolysis is accomplished, realizes the restoration operation to soil, convenient and fast, but it has following shortcoming: since the soil is mixed with stones, it increases the working pressure of the equipment during the treatment of the soil and may cause damage to the equipment.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The to-be-solved technical problem of the utility model is to provide a pollute soil prosthetic devices, its stone in can clearing up soil before repairing, effectively avoid the harmful effects that the stone brought in the processing procedure of soil, and do not contain the stone in the soil after the restoration, be favorable to promoting soil restoration quality.

2. Technical scheme

In order to solve the above problem, the utility model adopts the following technical scheme:

a polluted soil remediation device comprises a soil remediation box, a driving motor and a remediation liquid storage box, wherein a pyrolysis treatment mechanism and a remediation liquid spraying mechanism are arranged in the soil remediation box, the remediation liquid spraying mechanism is communicated with the remediation liquid storage box through a pipeline, a metering pump is arranged on the pipeline, and the lower part of the soil remediation box is connected with a rack supported on the ground; the soil remediation box is of a square structure, the top end of the soil remediation box is connected with a horizontal cylindrical stone removal box, a first rotating shaft is arranged on the central axis of the stone removal box, one end of the first rotating shaft is connected to the side wall of the stone removal box through a bearing, the other end of the first rotating shaft penetrates through the side wall of the stone removal box and extends to the outer side of the stone removal box, one end of the first rotating shaft, which is positioned at the outer side of the stone removal box, is connected with a driving motor through a belt transmission structure, a first twisted blade plate, which is externally attached to the inner wall of the stone removal box, is spirally wound on the first rotating shaft, a strip-shaped opening, which is embedded into the bottom of the stone removal box, is formed in the top surface of the soil remediation box, the strip-shaped opening is communicated with the inner cavity of the soil remediation box, leak holes are uniformly formed in the bottom of the stone removal box, and a stone discharge pipe, which inclines outwards and, the top of the stone removing box is connected with a feeding hopper communicated with the inner cavity of the stone removing box in a back direction of one end of the stone discharging pipe.

Furthermore, the pyrolysis treatment mechanism comprises a heating cylinder which is of a transverse cylindrical structure and has two open end faces, the caliber of the heating cylinder is gradually enlarged from one end corresponding to the side of the feed hopper to the opposite end of the heating cylinder, the two end faces of the heating cylinder and the middle part or the upper part of the front side and the rear side of the heating cylinder are both attached to the inner wall of the soil remediation box, a first feed opening with the radian not smaller than that of the upper part between the front side and the rear side of the heating cylinder and the attachment of the soil remediation box is arranged at the lower end side of the top surface of the heating cylinder, a second rotating shaft is arranged on the central axis of the heating cylinder, one end of the second rotating shaft corresponding to the stone discharge pipe is connected to the inner side wall of the soil remediation box through a bearing, the other end of the second rotating shaft penetrates through the side wall of the soil remediation box and extends to the outer side of the soil, the spiral winding has the second auger lamina of outside laminating cartridge heater inner wall in the second pivot, the second auger lamina adopts heat conducting material to make, and is fixed with the electric heating element with the contact of second auger lamina in the second pivot, the low side of the bottom of cartridge heater is opened and is equipped with the second and leads to the material mouth. The soil entering the soil remediation box moves downwards along the upper part of the heating cylinder and enters the heating cylinder through the first material through hole, the heating cylinder is arranged in a shape which is convenient for the soil to move towards the other side so as to realize material discharge, and more soil can be contained; after the electric heating element is started, heat can be generated, the heat can be transmitted along the second auger blade plate, the outer side of the second auger blade plate is attached to the inner wall of the heating cylinder, contact with soil can be guaranteed, so that the soil in the heating cylinder can be pyrolyzed, meanwhile, the second auger blade plate rotates along with the rotation of the second rotating shaft, the soil can be stirred, the effect of promoting heating homogenization is achieved, and the soil after pyrolysis is discharged from the second material through hole.

Furthermore, the repair liquid spraying mechanism comprises a guide plate obliquely fixed at the lower end of the soil repair box and a fixing plate parallel to the guide plate, the peripheral sides of the guide plate are attached to the inner wall of the soil repair box, the guide plate is gradually lowered from one end of the guide plate positioned right below the second through hole to the opposite end of the guide plate, a discharge hole is formed in the lower end side of the guide plate, and the bottom end surface of the soil repair box is open; the high-end of fixed plate is fixed in the cartridge heater bottom, be equipped with the pipeline that extends along its length direction on the lower terminal surface of fixed plate, be connected with the shower nozzle towards the baffle on the pipeline, and the one end of this pipeline runs through soil restoration case and communicates with the restoration liquid storage box, the restoration liquid storage box is located the below of soil restoration case. The soil discharged from the second feed opening directly falls on the guide plate, the soil moves downwards along the guide plate, the soil repairing liquid in the repairing liquid storage box can be conveyed to the soil repairing box along a pipeline in the moving process under the action of the metering pump, the soil repairing liquid is sprayed on the guide plate from the spray head to be mixed with the soil, and the soil finally mixed with the soil repairing liquid is discharged from the discharge opening to form the soil repairing box.

Further, the two belt transmission structures are specifically: correspond fixed cover respectively in first pivot and the second pivot and be equipped with first band pulley and second band pulley, and it has a first drive belt to encircle between first band pulley and the second band pulley, it is equipped with the third band pulley still to fix the cover in the second pivot, fixed cover is equipped with the fourth band pulley on driving motor's the output shaft, and encircles between third band pulley and the fourth band pulley and have a second drive belt, driving motor arranges subaerially in, be fixed with protective housing on soil remediation case and the stone clearing box correspond the terminal surface of driving motor place side, first band pulley, second band pulley, third band pulley and fourth band pulley all are located protective housing, set up the mouth of wearing that supplies the second drive belt to pass on the protective housing, the corresponding end of first pivot and second pivot all is connected to protective housing inner wall through the bearing. After the driving motor is started, an output shaft of the motor drives the fourth belt wheel to rotate firstly, then the second driving belt drives the third belt wheel to rotate, namely, the second rotating shaft is driven, the second belt wheel rotates along with the fourth belt wheel, and the first belt wheel is driven to rotate through the first driving belt, namely, the first rotating shaft is driven; the protective shell can protect each belt wheel.

3. Advantageous effects

(1) The utility model discloses be equipped with the stone and clear away the case at the top of soil remediation case, the back of the body end of the top of stone is clear away and is connected with feeder hopper and stone discharge pipe respectively, the stone is clear away and is equipped with the first hank dragon acanthus leaf that spiral winding is on first pivot in the case, the inside wall of stone is clear away in the laminating of the outside of first hank dragon acanthus leaf, the bottom of stone is clear away the case is evenly seted up the small opening that communicates soil remediation case, when using, start first pivot rotation, first hank dragon acanthus leaf rotates along with it, can break up soil, prevent hardened soil can not pass through the small opening smoothly, and the rotation of first hank dragon acanthus leaf produces the effect that promotes the mixed soil of stone clear away the bottom of case from the other end under the feeder hopper, in the process that mixed soil is promoted, soil can discharge the stone through the small opening and clear away the case, the stone can not remove the bottom of case through the, and finally, the stone removing box is discharged from the stone discharging pipe, so that stones in the soil can be removed, the working pressure of equipment can be prevented from being increased in the soil repairing process, and the damage to relevant repairing equipment is avoided.

(2) The soil remediation box of the utility model is internally provided with a heating cylinder, a guide plate and a fixed plate which are parallel to each other and are positioned below the heating cylinder, a second auger blade plate which is wound on a second rotating shaft is arranged in the heating cylinder, the outer side of the second auger blade plate is attached to the inner wall of the heating cylinder, the second auger blade plate is made of heat-conducting material, and an electric heating element which is in contact with the second auger blade plate is fixed on the second rotating shaft; the fixing plate is provided with a spray head communicated with the repairing liquid storage box through a pipeline, in application, the electric heating element can generate heat which can be transmitted along the second auger blade plate, the outer side of the second auger blade plate is attached to the inner wall of the heating cylinder, contact with soil can be guaranteed, and therefore soil in the heating cylinder can be pyrolyzed; the soil after the pyrolysis moves downwards along the guide plate, and in the moving process, soil remediation liquid in the remediation liquid storage box is conveyed into the soil remediation box along the pipeline and is sprayed on the guide plate from the spray head to be mixed with the soil, so that the mixed remediation of a remediation agent is realized.

To sum up, the utility model discloses can effectively realize the pyrolysis restoration and the mixed repairing treatment of repairing agent to soil, and can clear away the stone in the soil before repairing treatment, effectively avoid the harmful effects that the stone brought in the processing procedure of soil, and do not contain the stone in the soil after restoreing, be favorable to promoting soil restoration quality.

Drawings

Fig. 1 is a front view of the external structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the soil remediation tank 20 and the stone removal tank 13;

fig. 3 is a top view of the external structure of the present invention.

Reference numerals: 1. a guide plate; 2. a spray head; 3. a heating cylinder; 4. a pipeline; 5. a second feed opening; 6. a second auger blade plate; 7. an electric heating element; 8. a second rotating shaft; 9. a stone discharge pipe; 10. a leak hole; 11. a first auger leaf plate; 12. a first rotating shaft; 13. a stone block removal box; 14. a feed hopper; 15. a first pulley; 16. a bearing; 17. a first drive belt; 18. a first material through opening; 19. a protective housing; 20. a soil remediation tank; 21. a third belt pulley; 22. a second pulley; 23. a second belt; 24. a fourth pulley; 25. a drive motor; 26. a frame; 27. a discharge port; 28. a fixing plate; 29. a metering pump; 30. a repair liquid storage tank.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Examples

The contaminated soil remediation device shown in fig. 1 comprises a soil remediation box 20, a driving motor 25 and a remediation liquid storage box 30, wherein a pyrolysis treatment mechanism and a remediation liquid spraying mechanism are arranged in the soil remediation box 20, the remediation liquid spraying mechanism is communicated with the remediation liquid storage box 30 through a pipeline 4, a metering pump 29 is arranged on the pipeline 4, and the lower part of the soil remediation box 20 is connected with a rack 26 supported on the ground; the soil remediation box 20 is of a square structure, the top end of the soil remediation box 20 is connected with a horizontal cylindrical stone removal box 13, as shown in fig. 2, a first rotating shaft 12 is arranged on the central axis of the stone removal box 13, one end of the first rotating shaft 12 is connected to the side wall of the stone removal box 13 through a bearing 16, the other end of the first rotating shaft 12 penetrates through the side wall of the stone removal box 13 and extends to the outer side of the stone removal box, one end of the first rotating shaft 12, which is positioned at the outer side of the stone removal box 13, is connected with a driving motor 25 through a belt transmission structure, a first twisted dragon blade plate 11, the outer side of which is attached to the inner wall of the stone removal box 13, is spirally wound on the first rotating shaft 12, a strip-shaped opening for embedding the bottom of the stone removal box 13 is formed in the top surface of the soil remediation box 20, the strip-shaped opening is communicated with the inner cavity of the soil remediation box 20, the bottom of the one end side that box 13 is not run through by first pivot 12 is clear away to the stone sets up lean out and downwardly extending's stone discharge pipe 9, the top of box 13 is clear away to the stone one end of discharge pipe 9 and is connected with the feeder hopper 14 with 13 inner chambers intercommunication of stone clear away.

In this embodiment, as shown in fig. 2, the pyrolysis treatment mechanism includes a heating cylinder 3 having a horizontal cylindrical structure and two open end surfaces, and the caliber of the heating cylinder 3 is gradually increased from one end corresponding to the side of the feed hopper 14 to the opposite end thereof, the two end surfaces of the heating cylinder 3 and the middle part or more than the front and back sides of the heating cylinder 3 are both attached to the inner wall of the soil remediation box 20, the lower end of the top surface of the heating cylinder 3 is provided with a first material inlet 18 having a radian not less than the upper radian between the front and back sides of the heating cylinder 3 and the attachment of the soil remediation box 20, the central axis of the heating cylinder 3 is provided with a second rotating shaft 8, one end of the second rotating shaft 8 corresponding to the stone discharge pipe 9 is connected to the inner side wall of the soil remediation box 20 through a bearing 16, the other end of the second rotating shaft 8 penetrates through the side wall of the soil remediation box 20 and extends to the outer side thereof, and the end of the second rotating shaft 8 located at the outer side of the, spiral winding has the second auger lamina 6 of 3 inner walls of outside laminating cartridge heater in the second pivot 8, second auger lamina 6 adopts heat-conducting material to make, and is fixed with the electric heating element 7 with 6 contacts of second auger lamina in the second pivot 8, the low side of the bottom of cartridge heater 3 is opened and is equipped with second feed opening 5. The soil entering the soil remediation box 20 moves downwards along the upper part of the heating cylinder 3 and enters the heating cylinder 3 through the first material through hole 18, the heating cylinder 3 is arranged in a shape which is convenient for the soil to move towards the other side so as to realize material discharge, and more soil can be contained; after the electric heating element 7 is started, heat can be generated, the heat can be transmitted along the second auger blade plate 6, the outer side of the second auger blade plate 6 is attached to the inner wall of the heating cylinder 3, the contact with soil can be ensured, thereby the soil in the heating cylinder 3 can be pyrolyzed, simultaneously, the second auger blade plate 6 rotates along with the rotation of the second rotating shaft 8, the soil can be stirred, the effect of promoting heating homogenization is achieved, and the soil after pyrolysis is discharged from the second material through opening 5.

In this embodiment, as shown in fig. 2, the remediation liquid spraying mechanism includes a guide plate 1 fixed at the lower end of the soil remediation tank 20 in an inclined manner, and a fixing plate 28 parallel to the guide plate 1, the circumferential sides of the guide plate 1 are all attached to the inner wall of the soil remediation tank 20, the guide plate 1 is gradually lowered from one end thereof located right below the second material passing port 5 to the opposite end thereof, a material outlet 27 is formed at the lower end side of the guide plate 1, and the bottom end surface of the soil remediation tank 20 is open; the high end of fixed plate 28 is fixed in cartridge heater 3 bottom, be equipped with the pipeline 4 that extends along its length direction on the lower terminal surface of fixed plate 28, be connected with the shower nozzle 2 towards baffle 1 on the pipeline 4, and the one end of this pipeline 4 runs through soil remediation case 20 and communicates with remediation liquid storage tank 30, remediation liquid storage tank 30 is located the below of soil remediation case 20. The soil discharged from the second material passing port 5 directly falls on the guide plate 1, the soil moves downwards along the guide plate 1, in the moving process, under the action of the metering pump 29, the soil remediation liquid in the remediation liquid storage tank 30 can be conveyed into the soil remediation tank 20 along the pipeline 4, the soil remediation liquid is sprayed on the guide plate 1 from the spray head 2 to be mixed with the soil, and the soil finally mixed with the soil remediation liquid is discharged from the soil remediation tank 20 from the discharge port 27.

In this embodiment, the two belt transmission structures are specifically: as shown in fig. 2 and fig. 3, the first rotating shaft 12 and the second rotating shaft 8 are respectively fixed with a first belt pulley 15 and a second belt pulley 22, a first transmission belt 17 is wound between the first belt wheel 15 and the second belt wheel 22, a third belt wheel 21 is fixedly sleeved on the second rotating shaft 8, a fourth belt wheel 24 is fixedly sleeved on an output shaft of the driving motor 25, and a second transmission belt 23 is wound between the third pulley 21 and the fourth pulley 24, the driving motor 25 is placed on the ground, the end surfaces of the soil remediation box 20 and the stone removing box 13 on the sides corresponding to the driving motor 25 are fixed with a protective shell 19, the first belt wheel 15, the second belt wheel 22, the third belt wheel 21 and the fourth belt wheel 24 are all positioned in the protective shell 19, the protective shell 19 is provided with a through hole for the second transmission belt 23 to pass through, and the corresponding ends of the first rotating shaft 12 and the second rotating shaft 8 are connected to the inner wall of the protective shell 19 through bearings 16. After the driving motor 25 is started, the output shaft of the motor drives the fourth belt pulley 24 to rotate, and then the second driving belt 23 drives the third belt pulley 21 to rotate, so that the second rotating shaft 8 is driven, the second belt pulley 22 rotates along with the fourth belt pulley, and the first driving belt 17 drives the first belt pulley 15 to rotate, so that the first rotating shaft 12 is driven; the protective casing 19 can protect each pulley.

The specific application process of the polluted soil remediation device is as follows:

the mixed soil to be treated is thrown from the feed hopper 14 into the stone removing box 13, the driving motor 25 is started, the belt transmission structure drives the first rotating shaft 12 to rotate, the first twisted blade plate 11 rotates along with the first rotating shaft, the soil can be scattered, the hardened soil can not smoothly pass through the leakage hole 10, the rotation of the first auger blade plate 11 generates the function of pushing the mixed soil at the bottom of the stone clearing box 13 from the right lower part of the feed hopper 14 to the other end, and in the process of pushing the mixed soil, the soil can be discharged out of the stone removing box 13 through the leakage holes 10, the stones can not move to one side of the bottom of the stone removing box 13 back to the feed hopper 14 through the leakage holes 10, finally the stone removing box 13 is discharged out of the stone discharging pipe 9, the stones in the soil can be removed, the working pressure of equipment can be prevented from being increased in the soil remediation treatment process, and the damage to the related remediation equipment can be avoided;

the soil falling from the leakage hole 10 directly enters the soil remediation box 20, then moves downwards along the upper part of the heating cylinder 3 and enters the heating cylinder 3 through the first material through hole 18, the soil can conveniently move towards the other side due to the shape of the heating cylinder 3 to realize material discharge, and more soil can be contained; after the electric heating element 7 is started, heat can be generated and can be transmitted along the second auger blade 6, the outer side of the second auger blade 6 is attached to the inner wall of the heating cylinder 3, contact with soil can be guaranteed, and therefore soil in the heating cylinder 3 can be pyrolyzed, meanwhile, the second auger blade 6 rotates along with the rotation of the second rotating shaft 8, so that the soil can be stirred, and the effect of promoting heating homogenization is achieved; soil after the pyrolysis directly falls on baffle 1 through second feed opening 5, and soil moves down along baffle 1, and the removal in-process under the effect of measuring pump 29, can deliver to soil restoration case 20 along pipeline 4 with the soil restoration liquid in the restoration liquid storage box 30 in, soil restoration liquid sprays from shower nozzle 2 and mixes on baffle 1 with soil, and the soil that has finally mixed soil restoration liquid is from discharge gate 27 discharge soil restoration case 20, and the completion is to the repairing of soil.

According to the content, the utility model discloses can effectively realize the pyrolysis restoration and the mixed restoration processing of repairing agent to soil, and can clear away the stone in the soil before restoration processing, effectively avoid the harmful effects that the stone brought in the processing procedure of soil, and do not contain the stone in the soil after the restoration, be favorable to promoting soil restoration quality.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that changes and modifications to the above described embodiments will fall within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims

1. A polluted soil remediation device comprises a soil remediation box (20), a driving motor (25) and a remediation liquid storage box (30), wherein a pyrolysis treatment mechanism and a remediation liquid spraying mechanism are arranged in the soil remediation box (20), the remediation liquid spraying mechanism is communicated with the remediation liquid storage box (30) through a pipeline (4), a metering pump (29) is arranged on the pipeline (4), and the lower part of the soil remediation box (20) is connected with a rack (26) which is supported to the ground; the soil remediation device is characterized in that the soil remediation box (20) is of a square structure, the top end of the soil remediation box (20) is connected with a horizontal cylindrical stone clearing box (13), a first rotating shaft (12) is arranged on the central axis of the stone clearing box (13), one end of the first rotating shaft (12) is connected onto the side wall of the stone clearing box (13) through a bearing, the other end of the first rotating shaft (12) penetrates through the side wall of the stone clearing box (13) and extends to the outer side of the stone clearing box, one end of the first rotating shaft (12) located on the outer side of the stone clearing box (13) is connected with a driving motor (25) through a belt transmission structure, a first twisted dragon leaf plate (11) which is attached to the outer side of the inner wall of the stone clearing box (13) is spirally wound on the first rotating shaft (12), a strip-shaped opening for embedding the bottom of the stone clearing box (13) is formed in the top surface of the soil remediation box, and bar mouth and soil remediation case (20) inner chamber intercommunication, leak hole (10) have evenly been seted up to the bottom that case (13) were clear away to the stone, the stone is clear away case (13) and is seted up lean out and downwardly extending's stone discharge pipe (9) by the distolateral bottom of a pivot (12) that does not run through, the top of case (13) is clear away to the stone one end of stone discharge pipe (9) and is connected with feeder hopper (14) of case (13) inner chamber intercommunication is clear away with the stone to the stone.

2. The contaminated soil remediation device of claim 1, wherein the pyrolysis treatment mechanism comprises a heating cylinder (3) which is in a horizontal cylindrical shape and has two open end faces, the caliber of the heating cylinder (3) is gradually increased from one end corresponding to the side of the feed hopper (14) to the opposite end thereof, the two end faces of the heating cylinder (3) and the middle part or the upper parts of the front and rear sides of the heating cylinder (3) are attached to the inner wall of the soil remediation box (20), a first material passing port (18) with a radian not smaller than the radian of the upper part between the attachment positions of the front and rear sides of the heating cylinder (3) and the soil remediation box (20) is arranged on the lower end side of the top surface of the heating cylinder (3), a second rotating shaft (8) is arranged on the central axis of the heating cylinder (3), one end of the second rotating shaft (8) corresponding to the stone discharge pipe (9) is connected to the inner side wall of the soil remediation box (20) through a bearing (16, the other end of second pivot (8) runs through this side lateral wall of soil remediation case (20) and extends to its outside, and second pivot (8) are located the one end in soil remediation case (20) outside and are connected with driving motor (25) through another area transmission structure, spiral winding has second auger lamina (6) of outside laminating cartridge heater (3) inner wall in second pivot (8), second auger lamina (6) adopt heat-conducting material to make, and are fixed with electric heating element (7) with second auger lamina (6) contact in second pivot (8), second logical mouth (5) have been seted up to the low side of cartridge heater (3) bottom.

3. The polluted soil remediation device of claim 2, wherein the remediation liquid spraying mechanism comprises a guide plate (1) obliquely fixed at the lower end of the soil remediation box (20) and a fixing plate (28) parallel to the guide plate (1), the guide plate (1) is attached to the inner wall of the soil remediation box (20) along the peripheral side, the guide plate (1) is gradually lowered from one end of the guide plate located right below the second through opening (5) to the opposite end of the guide plate, a discharge opening (27) is formed in the lower end side of the guide plate (1), and the bottom end surface of the soil remediation box (20) is open; the high-end of fixed plate (28) is fixed in heating cylinder (3) bottom, be equipped with on the lower terminal surface of fixed plate (28) along pipeline (4) that its length direction extends, be connected with shower nozzle (2) towards baffle (1) on pipeline (4), and the one end of this pipeline (4) run through soil and restore case (20) and communicate with restoration liquid storage box (30), restoration liquid storage box (30) are located the below of soil restoration case (20).

4. A contaminated soil remediation device according to claim 2 wherein the two belt drive configurations are in particular: the soil remediation device is characterized in that a first belt wheel (15) and a second belt wheel (22) are respectively installed on the first rotating shaft (12) and the second rotating shaft (8) in a corresponding mode, a first transmission belt (17) is arranged between the first belt wheel (15) and the second belt wheel (22) in a surrounding mode, a third belt wheel (21) is further installed on the second rotating shaft (8) in a fixed mode, a fourth belt wheel (24) is installed on an output shaft of a driving motor (25) in a fixed mode, a second transmission belt (23) is arranged between the third belt wheel (21) and the fourth belt wheel (24) in a surrounding mode, the driving motor (25) is arranged on the ground, a protection shell (19) is fixed on the end face of the side, where the driving motor (25) is located, of the soil remediation box (20) and the stone removal box (13), the first belt wheel (15), the second belt wheel (22), the third belt wheel (21) and the fourth belt wheel (24) are all located in the protection shell (, the protective shell (19) is provided with a penetrating opening for a second transmission belt (23) to penetrate through, and the corresponding ends of the first rotating shaft (12) and the second rotating shaft (8) are connected to the inner wall of the protective shell (19) through bearings (16).