A cleaning apparatus for remediating soil contamination

Abstract

The present application relates to the technical field of contaminated soil cleaning, and particularly relates to a cleaning equipment for treating soil pollution, which comprises a base plate, a containing box is fixed on the top of the base plate, a metal mesh bag is fixed in communication at the bottom of the containing box, squeezing mechanisms are arranged around the metal mesh bag, the squeezing mechanism comprises a lead screw, an L-shaped rod one is in screw transmission on the outside of the lead screw, and a squeezing plate is fixed at one end of the L-shaped rod one. In the present application, the contaminated soil is contained by using the metal mesh bag, the two squeezing plates arranged relatively around the metal mesh bag can successively and staggeredly squeeze the soil, which is convenient for crushing the contaminated soil, makes the soil fully contact with the leaching agent for purification, and also facilitates fully crushing the soil to make it fall to the bottom of the chemical solution tank through the mesh holes of the metal mesh bag, the impurities such as plastics, stones and packaging bags which are not easy to be squeezed and crushed are left in the metal mesh bag, and the impurities in the contaminated soil are cleaned out.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of contaminated soil cleaning, in particular to a cleaning equipment for treating soil pollution. BACKGROUND

[0002] Contaminated soil is soil containing one or more substances harmful to biological or human health, or the content of these substances exceeds the self-purification capacity of the soil, causing changes in the chemical, physical or biological properties of the soil, thereby affecting the function of the soil, using leaching agent to clean the soil is a commonly used method for treating contaminated soil, the leaching agent can react with the pollutants in the soil to form soluble pollutant ions or complexes, making the pollutants easier to separate from the soil.

[0003] In order to enable the leaching agent to fully clean the contaminated soil, a crushing device is usually used to break the blocky soil, and then the broken soil is put into the chemical tank for cleaning. The leaching agent inside the chemical tank reacts quickly with the broken soil to remove the pollutants in the soil. During the soil breaking and refining process, plastics, stones, packaging bags and other impurities in the soil are also broken, resulting in small-size impurities broken from large-size impurities. Small-size impurities enter the subsequent chemical processing flow with the soil, which can easily cause secondary pollution to the soil. SUMMARY

[0004] The purpose of the present application is to provide a cleaning equipment for treating soil pollution to solve the problems raised in the background art.

[0005] To achieve the above purpose, the present application provides the following technical scheme:

[0006] A cleaning equipment for treating soil pollution, comprising:

[0007] A base plate, the top of which is fixed with a U-shaped frame and a receiving box;

[0008] A metal mesh bag fixed at the bottom of the receiving box, the outer side of which is inserted with two traction ropes, the bottom end of which is fixed with the bottom end of the metal mesh bag;

[0009] A stirring mechanism arranged inside the metal mesh bag for stirring and breaking the contaminated soil and mixing the soil with the leaching agent;

[0010] A drive box fixed at the top of the U-shaped frame, the inside of which is provided with a driving mechanism for lifting the metal mesh bag by the traction ropes and stirring the contaminated soil by the stirring mechanism;

[0011] A chemical tank embedded underground for containing leaching liquid and soaking the contaminated soil inside the metal mesh bag in the leaching liquid;

[0012] A plurality of extrusion mechanisms are evenly distributed on the circumferential side of the metal mesh bag, the extrusion mechanism comprises a lead screw connected with the medicine tank, an L-shaped rod one is screwed on the outer side of the lead screw, a guide block is slidably connected on the top of the L-shaped rod one, and an extrusion plate is fixed on one end of the L-shaped rod one.

[0013] Further, the driving mechanism comprises:

[0014] A motor one is fixed in the driving box, a connecting shaft is fixed on the output end of the motor one, two winding wheels are fixed on the outer side of the connecting shaft, and the winding wheels are fixedly wound with corresponding traction ropes;

[0015] A motor two is fixed in the driving box, which is used to drive the stirring mechanism to stir the soil.

[0016] Further, the extrusion mechanism further comprises:

[0017] A motor three is fixed on the outer side of the medicine tank, which is used to drive the lead screw to rotate;

[0018] An L-shaped rod two is fixed on one end of the inner side of the medicine tank, and the other end is rotatably connected with the lead screw.

[0019] Further, the outer side of the lead screw is screw-connected with a transmission block, and the L-shaped rod one is slidably connected with the transmission block.

[0020] Further, two water pipes are fixedly connected on one side of the medicine tank, and a connecting hopper is fixedly connected on the bottom of the medicine tank.

[0021] Further, the conveying mechanism comprises:

[0022] A mud conveying pipeline is fixedly connected below the connecting hopper, and one end of the mud conveying pipeline is sealed.

[0023] An auger is rotatably connected in the mud conveying pipeline;

[0024] A motor four is fixed on the sealed end of the mud conveying pipeline, which is used to drive the auger to rotate.

[0025] Further, a rubber plate is fixed on one side of the extrusion plate, and a guide groove is formed on the outer side of the guide block and connected with the L-shaped rod one.

[0026] Further, a roller is rotatably connected on one end of the L-shaped rod one and connected with the guide groove, and a limiting wheel is fixed on one end of the roller and connected with the guide groove.

[0027] Further, the stirring mechanism comprises:

[0028] A cross beam is fixed in the medicine tank;

[0029] A shaft is rotatably connected to the top of the cross beam;

[0030] A movable tube is slidably connected to the outside of the shaft, and a plurality of stirring rods are fixed at equal intervals on the outside of the movable tube.

[0031] Further, the movable tube is slidably connected to the shaft, and the top surface of the cross beam is inclined on both sides.

[0032] Compared with the prior art, the present application has the following advantages:

[0033] 1. By putting the contaminated soil into the metal mesh bag, injecting the leaching agent into the medicine tank, the contaminated soil can be soaked in the leaching agent through the metal mesh bag, and the two extrusion plates arranged oppositely in each group can be cyclically extruded in the metal mesh bag, so that the extrusion plates extrude the contaminated soil in multiple directions, which is convenient for crushing the contaminated soil in the metal mesh bag, and the cleaned and crushed soil can fall through the mesh of the metal mesh bag to the bottom of the medicine tank, and the impurities such as packaging bags, plastics and stones in the soil are not easy to be crushed, which can be left in the metal mesh bag for subsequent collection, so as to realize the cleaning of the impurities in the soil during the cleaning of the contaminated soil, and improve the efficiency of cleaning the impurities in the contaminated soil.

[0034] 2. By surrounding the metal mesh bag with a plurality of extrusion plates, the contaminated soil can be gathered in the stirring area of the stirring rod, and the shaft with a plurality of stirring rods rotates to further crush the soil, so that the soil can be separated from the impurities through the mesh of the metal mesh bag, and the stirring rod rotation also facilitates the mixing and contact of the leaching agent and the soil, thereby improving the soil cleaning effect.

[0035] 3. By rotating the two winding wheels with motor one to wind the traction rope, the metal mesh bag can be moved upward, and by rotating the two winding wheels with motor one to release the traction rope, the metal mesh bag can be moved downward, so as to flexibly adjust the height position of the metal mesh bag, which is convenient for moving the contaminated soil to the position between the extrusion plates according to the volume of the contaminated soil to be cleaned, facilitating the subsequent extrusion plate to crush the soil, and by continuously winding the traction rope, the bag bottom of the metal mesh bag can be moved to the receiving box position, facilitating the centralized cleaning of the impurities filtered from the metal mesh bag.

[0036] 4、Through setting the guide block on each extrusion mechanism, the guide groove is set on the guide block, the top of the L-shaped rod for driving the extrusion plate to move can move along the guide groove in the process that the screw rod rotates to drive the extrusion plate to extrude the soil, the guide groove is designed into the multi-bending style, the L-shaped rod can not move up and down in the linear movement, and the two guide grooves arranged oppositely are designed into the similar "M" shape and "W" shape, so that the two extrusion plates moving close to each other can move up and down alternately, the effect of extruding the soil in the staggered mode is achieved, and the soil can be fully crushed. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 is the overall structure schematic of the present application Figure 1 ;

[0038] Figure 2 is the overall structure schematic of the present application Figure 2 ;

[0039] Figure 3 is the open end structure schematic of the traditional Chinese medicine water tank in the present application;

[0040] Figure 4 is the internal structure schematic of the traditional Chinese medicine water tank in the present application;

[0041] Figure 5 is the structure schematic of the traditional Chinese medicine water tank and metal mesh bag in the present application;

[0042] Figure 6 is the structure schematic of the extrusion mechanism in the present application;

[0043] Figure 7 is the structure schematic of the partial enlargement of A in the present application Figure 6 ;

[0044] Figure 8 is the structure schematic of the split stereoscopic state of the stirring mechanism in the present application;

[0045] Figure 9 is the structure schematic of the direct fixing of the traction rope and the bottom of the metal mesh bag in the present application.

[0046] In the figure: 100, substrate; 110, U-shaped frame; 120, receiving box; 121, support ring; 130, round hole; 200, metal mesh bag; 210, traction rope; 300, stirring mechanism; 310, crossbeam; 320, shaft; 330, movable pipe; 331, stirring rod; 400, drive box; 410, drive mechanism; 411, motor one; 412, winding wheel; 413, motor two; 414, rotating seat; 500, chemical solution tank; 510, connecting hopper; 511, valve; 600, extrusion mechanism; 610, lead screw; 611, transmission block; 620, L-shaped rod one; 630, guide block; 631, guide groove; 640, extrusion plate; 641, rubber plate; 650, motor three; 660, roller; 661, limiting wheel; 670, L-shaped rod two; 700, conveying mechanism; 710, sludge conveying pipeline; 720, auger; 730, motor four. DETAILED DESCRIPTION

[0047] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0048] Embodiment one, please refer to Figure 1 Figure 9 In the embodiments of the present application, a cleaning device for treating soil pollution includes a substrate 100, a U-shaped frame 110 and a receiving box 120 are fixed on the top of the substrate 100, a metal mesh bag 200 is fixed in communication at the bottom of the receiving box 120, two traction ropes 210 are inserted outside the metal mesh bag 200, the bottom ends of the traction ropes 210 are fixed with the bottom end of the metal mesh bag 200, a stirring mechanism 300 is arranged inside the metal mesh bag 200, a drive box 400 is fixed on the top of the U-shaped frame 110, a drive mechanism 410 is arranged inside the drive box 400, a chemical solution tank 500 is arranged below the substrate 100 and is embedded and fixed underground, the metal mesh bag 200 is arranged inside the chemical solution tank 500, extrusion mechanisms 600 are arranged around the metal mesh bag 200, the extrusion mechanisms 600 include a lead screw 610 which is rotationally connected with the chemical solution tank 500, an L-shaped rod one 620 is screw-coupled on the outside of the lead screw 610, a guide block 630 is slidingly connected on the top of the L-shaped rod one 620, and an extrusion plate 640 is fixed on one end of the L-shaped rod one 620.

[0049] ​Specifically, the polluted soil is contained in the flexible and easily deformable metal mesh bag 200, the metal mesh bag 200 is soaked in the medicine water tank 500, and the effect of soaking and washing the polluted soil by the medicine water is achieved. The two extrusion plates 640 arranged on the periphery of the metal mesh bag 200 can extrude the soil in turn and staggered, which is convenient for crushing the polluted soil. The multiple extrusion plates 640 can enclose the metal mesh bag 200 in the stirring range of the stirring rod 331, and the multiple stirring rods 331 can further crush the soil, so that the soil is fully contacted with the leaching agent for purification, and at the same time, the soil is fully broken to fall through the mesh of the metal mesh bag 200 to the bottom of the medicine water tank 500. The impurities such as plastics, stones and packaging bags which are not easy to be extruded and broken are left in the metal mesh bag 200, so as to realize the cleaning of the impurities in the polluted soil, which is beneficial to improve the efficiency of cleaning the impurities in the polluted soil. Compared with the current use of crushing equipment to crush the soil, the impurities in the soil will not be crushed together, which effectively prevents the large-size impurities from being crushed into small-size impurities and entering the subsequent chemical processing process to cause secondary pollution.

[0050] As shown in Figure 2 , in the embodiment, the receiving box 120 is in a ring structure, and when the metal mesh bag 200 is moved to the bag opening position, the impurities intercepted in the metal mesh bag 200 can be pushed to the periphery nearby. The ring-shaped receiving box 120 can receive the impurities from different directions, and the support ring 121 is fixed at the inner ring position of the receiving box 120. The support ring 121 is fixed with the bag opening of the metal mesh bag 200 to make the bag opening in an open state. The pipeline for conveying soil from outside is arranged opposite to the bag opening, which is convenient for conveying the polluted soil to be cleaned into the metal mesh bag 200.

[0051] In the embodiment, the material of the metal mesh bag 200 can be the steel wire material of the existing steel wire glove, which can make the metal mesh bag 200 adaptively deform during extrusion, which is beneficial to crush the soil. The mesh on the metal mesh bag 200 can pass the crushed soil and intercept the large-size impurities in the soil in the metal mesh bag 200.

[0052] As shown in Figure 1 , in the embodiment, the base plate 100 is on the ground, and the medicine water tank 500 and the conveying mechanism 700 are both underground. When the cleaning device is installed, a foundation pit can be pre-prepared on the ground, and the inside of the foundation pit is fixed by pouring concrete. Then, the base plate 100 is fixed on the top of the foundation pit, and the medicine water tank 500 and the conveying mechanism 700 are both installed and fixed in the foundation pit.

[0053] As shown in Figure 1 and Figure 2As shown, in the embodiment, the driving mechanism 410 comprises the motor one 411 and the motor two 413 fixedly connected with the driving box 400, the output end of the motor one 411 is fixedly connected with a connecting shaft, the outer side of the connecting shaft is fixedly sleeved with two winding wheels 412, the winding wheels 412 are fixedly sleeved with the traction ropes 210 at the corresponding positions, when the motor one 411 rotates with the winding wheels 412 to wind the traction ropes 210, the metal mesh bag 200 can be continuously moved upwards, so as to facilitate the transfer of the impurities in the metal mesh bag 200 to the transfer box 120 and then collected into the transfer box 120.

[0054] In the embodiment, the motor two 413 can drive the shaft rod 320 to rotate to operate the stirring mechanism 300, the top of the motor two 413 is fixedly connected with a rotating seat 414, the connecting shaft is rotationally connected with the rotating seat 414, so that the connecting shaft stably rotates with the winding wheels 412 at the output end of the motor one 411.

[0055] As shown in Figure 4 and Figure 6 As shown, in the embodiment, the extruding mechanism 600 further comprises the motor three 650 fixedly connected with the outside of the medicine box 500, the output end of the motor three 650 is fixedly connected with the lead screw 610 at the corresponding position, the extruding mechanism 600 further comprises the L-shaped rod two 670 fixedly connected with the inside of the medicine box 500, one end of the L-shaped rod two 670 is rotationally connected with the lead screw 610, the outer side of the lead screw 610 is screwingly connected with a transmission block 611, the L-shaped rod one 620 is slidingly connected with the transmission block 611, the outer side of the guide block 630 is provided with a guide groove 631 in transmission connection with the L-shaped rod one 620, one end of the L-shaped rod one 620 is rotationally provided with a roller 660 in rolling connection with the guide groove 631.

[0056] In the embodiment, the motor three 650 rotates with the lead screw 610 to move the transmission block 611 screwingly connected therewith towards the metal mesh bag 200, the transmission block 611 moves with the L-shaped rod one 620 in the same direction, and then the L-shaped rod one 620 extrudes the metal mesh bag 200 with the extruding plate 640, when the two extruding plates 640 arranged oppositely simultaneously extrude the metal mesh bag 200, the soil in the metal mesh bag 200 can be crushed, the extruding plates 640 arranged in different directions can extrude the soil from different directions, so as to facilitate the crushing of the soil, in the movement of the L-shaped rod one 620, the top of the L-shaped rod one 620 is limitingly slid along the guide groove 631 with multiple bends, so that the L-shaped rod one 620 can reciprocate up and down in the lateral movement, so that the extruding plate 640 can slightly dislocate up and down in the lateral extrusion of the soil, so as to achieve the effect of the dislocation extrusion of the soil by the two extruding plates 640 arranged oppositely.

[0057] As shown in Figure 6As shown in the drawings, in this embodiment, one side of the extrusion plate 640 is fixed with a rubber plate 641, so that the extrusion plate 640 is in flexible contact with the metal mesh bag 200, which is conducive to protecting the woven connection position of the metal mesh bag 200.

[0058] As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631. Figure 6 Figure 7 As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631.

[0059] As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631. Figure 1 As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631.

[0060] Figure 2 As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631.

[0061] As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631. Figure 2 As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631.

[0062] Figure 5 As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631. Figure 8 As shown in the drawings, in this embodiment, the one end of the roller 660 is fixed with a limiting wheel 661 which is in rolling clamping connection with the guide groove 631, so that the roller 660 cannot be separated from the guide block 630 during the rolling process inside the guide groove 631.

[0063] ​​​In the embodiment, the motor two 413 drives the shaft 320 to rotate, the shaft 320 drives the movable tube 330 outside the shaft 320 to rotate, and the movable tube 330 drives the stirring rod 331 outside the movable tube 330 to rotate, so that the soil can be further broken, the stirring rod 331 is not a broken blade and cannot refine impurities, the end of the stirring rod 331 is provided in a semispherical shape, the traction rope 210 is inserted and tensioned in the metal mesh bag 200, and the end of the stirring rod 331 is prevented from rotating and moving with the traction rope 210.

[0064] In the embodiment, when the two pressing plates 640 move close to each other, the shaft 320 drives the plurality of stirring rods 331 to rotate to a position parallel to the surface of the pressing plate 640, so that the stirring rod 331 is prevented from hindering the movement of the two pressing plates 640 close to each other.

[0065] As shown in Figure 8 In the embodiment, the movable tube 330 is slidably connected with the shaft 320, so that the rotation of the shaft 320 drives the movable tube 330 to rotate with the plurality of stirring rods 331, the metal mesh bag 200 can slide along the shaft 320 upward during the upward movement of the metal mesh bag 200, and the movable tube 330 and the stirring rod 331 do not interfere with the upward movement of the metal mesh bag 200, and the shaft 320 penetrates the metal mesh bag 200.

[0066] As shown in Figure 8 In the embodiment, the top surface of the cross beam 310 is provided with inclined surfaces on both sides, so that the top surface of the cross beam 310 can reduce the residual soil to a certain extent.

[0067] As shown in Figure 8 In the embodiment, the shaft 320 is provided with a clamping groove on the outside, and the movable tube 330 is fixed with a clamping block that is slidably connected with the clamping groove, so that the movable tube 330 can be slidably connected with the shaft 320.

[0068] In the second embodiment, on the basis of the first embodiment, the soil falling from the bottom of the medicine tank 500 is transported out.

[0069] As shown in Figure 1 and Figure 2 In the embodiment, the conveying mechanism 700 is arranged below the medicine tank 500, the conveying mechanism 700 comprises a mud conveying pipeline 710 fixedly connected with the connecting hopper 510, one end of the mud conveying pipeline 710 is sealed, a screw conveyor 720 is rotatably connected in the mud conveying pipeline 710, and a motor four 730 is fixedly installed on the sealed end of the mud conveying pipeline 710, and the motor four 730 is used to drive the screw conveyor 720 to rotate.

[0070] In the implementation, the valve 511 on the connecting hopper 510 is opened, and the soil and a small amount of water in the connecting hopper 510 flow into the soil conveying pipeline 710, which is in communication with the foundation pit containing the leached soil, and the motor 730 drives the auger 720 to rotate to convey the soil in the soil conveying pipeline 710 into the foundation pit, so as to clean the soil deposited at the position of the connecting hopper 510.

[0071] In the present application, as shown in Figure 9 When the soil to be cleaned is clay type contaminated soil, stirring is generally not recommended, and when the clay content in the soil reaches a certain proportion (such as 25%-30%), stirring may cause agglomeration or clumping of soil particles, reducing the cleaning effect. At this time, the movable pipe 330 and the stirring rod 331 can not be installed on the shaft rod 320, but only the extrusion plate 640 is used for dislocation extrusion to refine the soil. The outer side of the traction rope 210 used for pulling the metal mesh bag 200 can no longer be inserted into the metal mesh bag 200, but can be directly fixed to the inner bottom surface of the metal mesh bag 200. After the soil leaching and refinement are completed, the traction rope 210 can also pull the metal mesh bag 200 upward. At this time, the traction rope 210 can turn over the inner bottom of the metal mesh bag 200, so as to realize automatic dumping of the impurities in the metal mesh bag 200.

[0072] It is apparent for those skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, and the present application can be implemented in other specific forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be regarded as exemplary and non-limiting, and the scope of the present application is defined by the appended claims rather than the above description, and it is intended to encompass all changes falling within the meaning and scope of the equivalent elements of the claims. Any reference signs in the claims should not be regarded as limiting the claims to which they relate.

[0073] In addition, it should be understood that although the present specification is described in terms of embodiments, each embodiment does not contain only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A cleaning apparatus for remediating soil contamination, characterized by, The utility model relates to a soil pollution treatment device, including: The top of the substrate (100) is fixed with the frame (110) and the receiving box (120); The metal mesh bag (200) is fixed at the bottom of the receiving box (120), and the outer side of the metal mesh bag (200) is inserted with two traction ropes (210), and the bottom end of the traction rope (210) is fixed with the bottom end of the metal mesh bag (200); The stirring mechanism (300) is arranged in the metal mesh bag (200) and is used for stirring the contaminated soil and mixing the soil and the leaching agent; The driving box (400) is fixed at the top of the frame (110), and the driving mechanism (410) is arranged in the driving box (400), and the driving mechanism (410) is used for driving the traction rope to lift the metal mesh bag and driving the stirring mechanism (300) to stir the contaminated soil; The liquid medicine tank (500) is embedded underground and is used for containing the leaching liquid, and the contaminated soil in the metal mesh bag is soaked in the leaching liquid; A plurality of extrusion mechanisms (600) are uniformly distributed on the lateral side of the metal mesh bag (200), the extrusion mechanism (600) includes the lead screw (610) rotatably connected with the liquid medicine tank (500), the outer side of the lead screw (610) is screwed and driven with the L-shaped rod one (620), the top of the L-shaped rod one (620) is slidably connected with the guide block (630), and one end of the L-shaped rod one (620) is fixed with the extrusion plate (640); The driving mechanism (410) includes: The motor one (411) is fixed in the driving box (400), the output end of the motor one (411) is fixed with the connecting shaft, the outer side of the connecting shaft is sleeved and fixed with two winding wheels (412), and the winding wheel (412) is fixedly wound with the corresponding position traction rope (210); The motor two (413) is fixed in the driving box (400) and is used for driving the stirring mechanism to stir the soil; The extrusion mechanism (600) further includes: The motor three (650) is fixed on the outer side of the liquid medicine tank (500) and is used for driving the lead screw (610) to rotate; The L-shaped rod two (670) is fixed at one end to the inner side of the liquid medicine tank (500) and is rotatably connected at the other end to the lead screw (610); The outer side of the lead screw (610) is screw-connected with the transmission block (611), and the L-shaped rod one (620) is slidably connected with the transmission block (611); One side of the extrusion plate (640) is fixed with the rubber plate (641), and the outer side of the guide block (630) is provided with the guide groove (631) which is in transmission connection with the L-shaped rod one (620); One end of the L-shaped rod one (620) is rotatably provided with the roller (660) which is in rolling connection with the guide groove (631), and one end of the roller (660) is fixed with the limiting wheel (661) which is in rolling connection with the guide groove (631); The stirring mechanism (300) includes: The crossbeam (310) is fixed in the liquid medicine tank (500); The shaft rod (320) is rotatably connected at the top of the crossbeam (310); The movable pipe (330) is slidably connected on the outer side of the shaft rod (320), and a plurality of stirring rods (331) are fixed at equal intervals on the outer side of the movable pipe (330).

2. The remediation apparatus for remediating contaminated soil according to claim 1, wherein Two water pipes are communicated and fixed on one side of the chemical solution tank (500), and a connecting hopper (510) is communicated and fixed at the bottom of the chemical solution tank (500).

3. The remediation apparatus for remediating contaminated soil according to claim 2, wherein A conveying mechanism (700) is arranged below the chemical solution tank (500), and the conveying mechanism (700) comprises: A sludge conveying pipeline (710) is communicated and fixed below the connecting hopper (510), and one end of the sludge conveying pipeline (710) is sealed; An auger (720) is rotatably connected inside the sludge conveying pipeline (710); A motor four (730) is fixed at the sealed end of the sludge conveying pipeline (710) and is used for driving the auger (720) to rotate.

4. The remediation apparatus for remediating contaminated soil according to claim 3, wherein The movable pipe (330) is slidably connected with the shaft rod, and the top surface of the cross beam (310) is provided with inclined surfaces on both sides.

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