CN220406631U - Portable soil heavy metal restores spraying machine - Google Patents
Portable soil heavy metal restores spraying machine Download PDFInfo
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- CN220406631U CN220406631U CN202322190401.5U CN202322190401U CN220406631U CN 220406631 U CN220406631 U CN 220406631U CN 202322190401 U CN202322190401 U CN 202322190401U CN 220406631 U CN220406631 U CN 220406631U
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Abstract
The utility model discloses a movable soil heavy metal restoration spraying machine which comprises a base, wherein movable wheels are connected to the front side and the rear side of the bottom of the base in a rotating mode, a dragging rod is arranged on one side of the base, a liquid storage tank is arranged at the top of the base, a water delivery pump is communicated with one side of the bottom of the liquid storage tank, guide pipes are arranged on the two sides of the bottom of the base, spray heads are communicated with the bottom of the guide pipes at equal intervals, fixing frames are fixedly connected to the front side and the rear side of the top of the base, and connecting rods are connected to the fixing frames far away from the dragging rod in a rotating mode. The utility model relates to the technical field of soil heavy metal restoration spraying machines, and solves the problems that in the prior art, when soil is restored by adopting a movable spraying mode, depth adjustment cannot be performed according to soil pollution conditions, so that restoration agents are not thoroughly mixed with the soil, and the restoration effect of the soil is affected.
Description
Technical Field
The utility model relates to the technical field of soil heavy metal restoration sprayers, in particular to a movable soil heavy metal restoration sprayer.
Background
The heavy metal pollution of the soil refers to the phenomenon that the content of heavy metal elements in the soil is obviously higher than the natural background value, and ecological damage and environmental quality deterioration are caused. In order to make the soil polluted by heavy metals suitable for the growth of crops, the polluted soil needs to be repaired,
for example, the application number is: the utility model provides a prosthetic fertilizer of soil heavy metal puts in device, relate to soil heavy metal restoration technical field, including the throwing bucket that is used for placing the fertilizer, throw the inside rotation of bucket and be provided with and be used for scraping the scraping mechanism that gets the adhesion and throw bucket inside wall fertilizer, scrape the material mechanism and include the bull stick, scrape strip and branch, the bull stick rotates and installs in throwing the bucket, scrape the strip and set up to a plurality ofly, and scrape the strip laminating and throw the inside wall of bucket, branch sets up to a plurality ofly, and branch fixed connection is scraping between strip and the bull stick, the bull stick rotates and scrapes the strip through branch drive and rotate, scrape the fertilizer of getting the adhesion and throw the bucket inside wall through scraping the strip rotation, it is most unable to prevent that fertilizer adhesion from throwing the inside wall of bucket at the fertilizer to throw the bucket to have solved current fertilizer, lead to the problem of long-pending dirty in the fertilizer throwing the bucket easily.
In the prior art, when the soil is restored by adopting a movable spraying mode, the depth cannot be adjusted according to the soil pollution condition, so that the restoration agent is not thoroughly mixed with the soil, and the restoration effect of the soil is affected.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a movable soil heavy metal restoration spray machine, which solves the problems that in the prior art, when the soil is restored by adopting a movable spray mode, the depth cannot be adjusted according to the soil pollution condition, so that the restoration agent is not thoroughly mixed with the soil, and the restoration effect of the soil is affected.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides a portable soil heavy metal restores spraying machine, includes the base, all rotate around the bottom both sides of base and be connected with the movable wheel, one side of base is provided with drags the pole, the top of base is provided with the liquid reserve tank, the bottom one side intercommunication of liquid reserve tank has the water pump, the bottom both sides of base all are provided with the pipe, the bottom equidistance intercommunication of pipe has the shower head, equal fixedly connected with mount around the top both sides of base, keep away from drags the pole the mount rotates and is connected with the connecting rod, is close to and drags the pole the mount rotates and is connected with the pneumatic cylinder, the output and the connecting rod of pneumatic cylinder rotate and are connected, the end rotation of connecting rod is connected with the roller soon, the outer wall equidistance fixedly connected with of roller soon cuts the soil blade, the top of base is kept away from one side of draging the pole and is provided with diesel engine, diesel engine respectively with water pump and roller soon transmission connection.
Preferably, the bottom of base is located all fixedly connected with montant around the both sides of roller soon, the inner wall cooperation of montant is connected with the telescopic link, the bottom one side threaded connection of montant has first fixed knob, first fixed knob is connected with the telescopic link cooperation, the bottom fixedly connected with solid fixed ring of telescopic link, gu fixed ring rotates with the pipe to be connected, one side threaded connection of solid fixed ring has the fixed knob of second, the fixed knob of second is connected with the pipe cooperation.
Preferably, the top fixedly connected with servo motor of liquid reserve tank, servo motor's output fixedly connected with puddler, the puddler rotates with the liquid reserve tank to be connected, top one side of liquid reserve tank is provided with annotates the liquid mouth.
Preferably, the outside of roller is provided with the dust cover, one side fixedly connected with rubber curtain that the dust cover kept away from the pole of dragging, dust cover and connecting rod fixed connection, the outside of shower head is provided with the safety cover.
Preferably, the bottom of the base is provided with a tensioning device, and the tensioning device is respectively connected with the diesel engine and the roller in a transmission way.
The utility model provides a movable soil heavy metal restoration spraying machine. The beneficial effects are as follows: this portable soil heavy metal restoration spraying machine, through the base, the liquid reserve tank, the water delivery pump, the pipe, the shower head, the mount, the connecting rod, the pneumatic cylinder, revolve the roller, cut cooperation between soil blade and the diesel engine, in soil restoration agent sprays the in-process, through smashing the upset to all spray around smashing the upset, make soil restoration agent and contaminated soil intensive mixing, can improve the mixed effect of soil restoration agent and soil like this, and according to the soil pollution condition, through changing the height of revolving the roller, the degree of depth of smashing the upset to soil is adjusted, make soil restoration agent can carry out soil restoration operation with the contaminated soil intensive mixing of different degree of depth, can make soil heavy metal restoration spraying machine carry out soil restoration operation according to the pollution condition of difference like this, improve soil heavy metal restoration spraying machine's application scope and soil restoration effect.
Through the cooperation between base, spray pipe, shower head, montant, telescopic link, first fixed knob, solid fixed ring and the fixed knob of second, through the high and spray angle that change the shower head, make the staff can be according to the wind-force and the soil restoration spraying machine's of restoration scene travel speed to change the spray angle of soil restoration agent, make soil restoration agent and the kibbling soil can intensive mixing, can improve the mixed effect of soil restoration agent and soil like this, and then guarantee the restoration effect of soil.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the roller, connecting rod and mount of FIG. 1;
FIG. 3 is a schematic view of the structure of the vertical rod, the telescopic rod and the fixing ring in FIG. 1;
fig. 4 is a schematic view of the catheter, boot and retaining ring of fig. 1.
In the figure: 1. the device comprises a base, 2, a movable wheel, 3, a dragging rod, 4, a liquid storage tank, 5, a water delivery pump, 6, a conduit, 7, a spray header, 8, a fixed frame, 9, a connecting rod, 10, a hydraulic cylinder, 11, a rotary roller, 12, a soil cutting blade, 13, a diesel engine, 14, a vertical rod, 15, a telescopic rod, 16, a first fixed knob, 17, a fixed ring, 18, a second fixed knob, 19, a protective cover, 20, a dust cover, 21, a servo motor, 22, a stirring rod, 23, a speed changing device, 24, a liquid injection port, 25 and a rubber curtain.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the prior art, when the movable spraying mode is adopted to repair soil, depth adjustment cannot be performed according to the soil pollution condition, so that the repairing agent and the soil are not thoroughly mixed, and the repairing effect of the soil is affected.
In view of the above, the utility model provides a movable soil heavy metal restoration spray machine, which is characterized in that in the process of spraying a soil restoration agent, the soil is crushed and turned over, and is sprayed before and after crushing and turning over, so that the soil restoration agent and the polluted soil are fully mixed, the mixing effect of the soil restoration agent and the soil is improved, and according to the soil pollution condition, the depth of the crushing and turning over of the soil is adjusted by changing the height of a rotary roller, so that the soil restoration agent can be fully mixed with the polluted soil with different depths, and the restoration effect of the soil is improved.
All electric parts and the adaptive power supply are connected through wires by the person skilled in the art, and a proper controller and encoder should be selected according to actual conditions so as to meet control requirements, specific connection and control sequence, and the electric connection is completed by referring to the following working principles in the working sequence among the electric parts, and the detailed connection means are known in the art, and mainly introduce the working principles and processes as follows, and do not describe the electric control.
As can be seen from fig. 1-4, a mobile soil heavy metal restoration spray machine comprises a base 1, the base 1 is used for connecting and fixing all components of the soil heavy metal restoration spray machine, moving wheels 2 are respectively connected to the front side and the back side of the bottom of the base 1 in a rotating way, the moving wheels 2 are used for moving the soil heavy metal restoration spray machine, one side of the base 1 is provided with a dragging rod 3, the dragging rod 3 is used for connecting the soil heavy metal restoration spray machine with a traction vehicle, the top of the base 1 is provided with a liquid storage tank 4, one side of the bottom of the liquid storage tank 4 is communicated with a water delivery pump 5, both sides of the bottom of the base 1 are respectively provided with a guide pipe 6, the bottom of the guide pipe 6 is equidistantly communicated with a spray head 7, both sides of the top of the base 1 are respectively fixedly connected with a fixing frame 8, the fixing frame 8 far away from the dragging rod 3 is rotationally connected with a connecting rod 9, the fixing frame 8 near the dragging rod 3 is rotationally connected with a hydraulic cylinder 10, the output end of the hydraulic cylinder 10 is rotationally connected with the connecting rod 9, the tail end of the connecting rod 9 is rotationally connected with a rotary roller 11, the outer wall of the rotary roller 11 is equidistantly fixedly connected with a soil cutting blade 12, the outer wall of the rotary roller 11 is fixedly connected with the outer wall of the rotary roller 11, the rotary roller 11 is fixedly connected with the outer wall of the rotary diesel engine, the outer wall of the rotary roller 11 is connected with the diesel engine is respectively, the diesel engine is provided with the diesel engine is respectively 13, the water delivery pump 13 is connected with the water delivery pump 13, and the water delivery engine is respectively driven by the diesel engine 13 and the water pump 13 is connected with the water pump 13;
in the concrete implementation process, the base 1 is used for connecting and fixing each component of the soil heavy metal restoration spray machine, the movable wheel 2 is used for moving the soil heavy metal restoration spray machine, the dragging rod 3 is used for connecting the soil heavy metal restoration spray machine with a traction vehicle, the soil heavy metal restoration spray machine is connected with the traction vehicle through the cooperation among the base 1, the movable wheel 2 and the dragging rod 3, the movement of the soil heavy metal restoration spray machine is realized, the soil heavy metal restoration spray machine is convenient for spraying, the heavy metal restoration medicament is put into the liquid storage tank 4 through the cooperation among the liquid storage tank 4, the water delivery pump 5, the guide pipe 6 and the spray header 7, the restoration medicament is transmitted to the guide pipe 6 through the driving of the water delivery pump 5, the spray header 7 is sprayed at two sides of the rotary roller 11, the mixing effect of the soil restoration medicament and the soil is improved, one end of the rotary roller 11 is provided with a belt pulley, the connection and fixation between the base 1 and the rotary roller 11 are realized through the cooperation between the base 1, the fixing frame 8, the connecting rod 9, the hydraulic cylinder 10 and the rotary roller 11, the lifting of the rotary roller 11 is realized through the driving of the hydraulic cylinder 10, the soil turning depth is changed, the soil cutting blade 12 is fixed on the outer wall of the rotary roller 11, in the rotating process of the rotary roller 11, the soil cutting blade 12 cuts the soil layer from front to back, the soil layer is crushed, the mixing effect of the soil repairing agent and the soil is improved, the diesel engine 13 is used for providing power for the water pump 5 and the rotary roller 11, the cooperation between the base 1, the liquid storage tank 4, the water pump 5, the guide pipe 6, the spray header 7, the fixing frame 8, the connecting rod 9, the hydraulic cylinder 10, the rotary roller 11, the soil cutting blade 12 and the diesel engine 13 is realized, in the soil repairing agent spraying process, the soil is crushed and turned, the soil restoration agent is fully mixed with the polluted soil before and after crushing and overturning, the mixing effect of the soil restoration agent and the soil is improved, the crushing and overturning depth of the soil is adjusted by changing the height of the rotary roller 11 according to the soil pollution condition, the soil restoration agent can be fully mixed with the polluted soil with different depths, and the restoration effect of the soil is improved, wherein the specific model of the water conveying pump 5, the hydraulic cylinder 10 and the diesel engine 13 is not limited, and the use requirement is met;
further, the bottom of the base 1 is fixedly connected with a vertical rod 14 at the front and rear sides of the two sides of the rotary roller 11, the inner wall of the vertical rod 14 is connected with a telescopic rod 15 in a matched manner, one side of the bottom of the vertical rod 14 is connected with a first fixed knob 16 in a matched manner, the first fixed knob 16 is connected with the telescopic rod 15 in a matched manner, the bottom of the telescopic rod 15 is fixedly connected with a fixed ring 17, the fixed ring 17 is rotationally connected with the catheter 6, one side of the fixed ring 17 is connected with a second fixed knob 18 in a matched manner, and the second fixed knob 18 is connected with the catheter 6 in a matched manner;
in the specific implementation process, it is worth particularly pointing out that through the cooperation between the base 1, the vertical rod 14, the telescopic rod 15 and the first fixed knob 16, the telescopic length of the telescopic rod 15 is changed, the first fixed knob 16 is used for fixing, the height of the guide pipe 6 is adjusted, the distance between the spray header 7 and soil is adjusted, the spray guide pipe 6 and the spray header 7 are conveniently retracted, through the cooperation between the guide pipe 6, the fixed ring 17 and the second fixed knob 18, the guide pipe 6 is rotated, the second fixed knob 18 is used for fixing, the angle adjustment of the spray header 7 is realized, the worker can change the spraying angle of the soil restoration agent according to the wind power of the restoration site and the running speed of the soil restoration spraying machine, the soil restoration agent is better mixed with the soil, and the height and the spraying angle of the spray header 7, the vertical rod 14, the telescopic rod 15, the first fixed knob 16, the fixed ring 17 and the second fixed knob 18 are changed through the cooperation between the base 1, the spray guide pipe 6, the fixed ring 17 and the second fixed knob 18, the worker can change the wind power of the restoration site and the running angle of the soil restoration agent according to the restoration site, the soil restoration effect is improved;
further, a servo motor 21 is fixedly connected to the top of the liquid storage tank 4, a stirring rod 22 is fixedly connected to the output end of the servo motor 21, the stirring rod 22 is rotatably connected with the liquid storage tank 4, a liquid injection port 24 is formed in one side of the top of the liquid storage tank 4, and the liquid injection port 24 is used for injecting a soil restoration agent into the liquid storage tank 4;
in a specific implementation process, it is worth particularly pointing out that the stirring rod 22 is rotated by driving the servo motor 21 through the cooperation among the liquid storage tank 4, the servo motor 21 and the stirring rod 22, so that stirring of the soil restoration agent is realized, the dissolution efficiency of the soil restoration agent is improved, the blockage of the spray header 7 caused by the deposition of the restoration agent is prevented, and the liquid injection port 24 is used for injecting the soil restoration agent into the liquid storage tank 4, wherein the specific model of the servo motor 21 is not limited, and the use requirement is met;
further, a dust cover 20 is arranged outside the rotary roller 11, a rubber curtain 25 is fixedly connected to one side, away from the dragging rod 3, of the dust cover 20, the dust cover 20 is fixedly connected with the connecting rod 9, and a protective cover 19 is arranged outside the spray header 7;
in a specific implementation process, it is worth particularly pointing out that the dust cover 20 is used for blocking soil blocks in the soil smashing process, improving the smashing effect of the soil, the rubber curtain 25 keeps the rear of the roller 11 closed by contacting with the ground after the roller 11 is lifted, forming a certain blocking for the smashed soil, and the protective cover 19 is used for protecting the spray header 7 to prevent the soil blocks from damaging the spray header 7 in the soil smashing process;
further, the bottom of the base 1 is provided with a tensioning device 23, the tensioning device 23 is used for keeping the conveyor belt in tension, and the tensioning device 23 is in transmission connection with the diesel engine 13 and the roller 11 respectively;
in particular, it is worth mentioning that the tensioning device 23 is used to keep the conveyor belt in tension, after the roller 11 has been adjusted in height, to keep the belt in tension between the diesel engine 13 and the roller 11;
specifically, when the mobile soil heavy metal restoration spray machine is used, the heavy metal restoration spray machine is fixed with a traction vehicle through a dragging rod 3, heavy metal soil restoration agent and water are injected into a liquid storage tank 4 through a liquid injection port 24, a servo motor 21 is started, the heavy metal soil restoration agent and the water in the liquid storage tank 4 are stirred and mixed through rotation of a stirring rod 22, the traction vehicle moves the heavy metal restoration spray machine to the position above soil to be restored, according to the on-site wind condition and the vehicle running speed, the height of a guide pipe 6 is adjusted through adjusting the telescopic length of a telescopic rod 15 and fixing by using a first fixing knob 16, the spray height and the spray angle of a spray header 7 are adjusted through rotating the guide pipe 6 and fixing by using a second fixing knob 18, a diesel engine 13 is started, the rotary roller 11 rotates anticlockwise under the action of a belt, according to the soil hardening condition and the required crushing depth, the crushing depth of the rotary roller 11 is adjusted by controlling the extension length of a push rod of a hydraulic cylinder 10, a soil cutting blade 12 rotating at a high speed crushes soil, meanwhile, a water delivery pump 5 transmits mixed liquid of heavy metal soil restoration agent and water to a guide pipe 6 under the drive of a diesel engine 13, and the mixed liquid is sprayed out through a spray header 7, in the process of overturning the soil, the spray header 7 sprays the mixed liquid of the heavy metal soil restoration agent and the water in a mist form, the mixed liquid is fully mixed with the soil, the deep restoration of heavy metal polluted soil is realized, and the soil is matched with the diesel engine 13 through a base 1, a liquid storage tank 4, a water delivery pump 5, the guide pipe 6, the spray header 7, a fixing frame 8, a connecting rod 9, the hydraulic cylinder 10, the rotary roller 11, the soil cutting blade 12, in the soil remediation agent spraying process, the soil is crushed and overturned, and the soil is sprayed before and after crushing and overturned, so that the soil remediation agent is fully mixed with the polluted soil, the mixing effect of the soil remediation agent and the soil is improved, the depth of the crushed and overturned soil is adjusted by changing the height of the rotary roller 11 according to the soil pollution condition, the soil remediation agent can be fully mixed with the polluted soil with different depths, and the remediation effect of the soil is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The statement "comprising an element defined by … … does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a portable soil heavy metal restores spraying machine, includes base (1), its characterized in that: the utility model discloses a diesel engine, including base (1), connecting rod (9), connecting rod (13) are drawn in the equal rotation in bottom both sides of base (1), one side of base (1) is provided with and pulls pole (3), the top of base (1) is provided with liquid reserve tank (4), the bottom one side intercommunication of liquid reserve tank (4) has water pump (5), the bottom both sides of base (1) all are provided with pipe (6), the bottom equidistance intercommunication of pipe (6) has shower head (7), the equal fixedly connected with mount (8) around the top both sides of base (1), keep away from and pull pole (3) mount (8) rotation is connected with connecting rod (9), is close to and pulls pole (3) mount (8) rotation is connected with pneumatic cylinder (10), the output and connecting rod (9) rotation of pneumatic cylinder (10) are connected, the end rotation of connecting rod (9) is connected with and revolves roller (11), the outer wall equidistance fixedly connected with of revolve roller (11) cuts native blade (12), the top of base (1) is kept away from and is drawn pole (3) one side of diesel engine (13), and is connected with water pump (13) respectively.
2. The mobile soil heavy metal remediation spray machine of claim 1, wherein: the bottom of base (1) is located all fixedly connected with montant (14) around the both sides of roller (11), the inner wall cooperation of montant (14) is connected with telescopic link (15), the bottom one side threaded connection of montant (14) has first fixed knob (16), first fixed knob (16) are connected with telescopic link (15) cooperation, the bottom fixedly connected with solid fixed ring (17) of telescopic link (15), gu fixed ring (17) are connected with pipe (6) rotation, one side threaded connection of solid fixed ring (17) has second fixed knob (18), second fixed knob (18) are connected with pipe (6) cooperation.
3. The mobile soil heavy metal remediation spray machine of claim 1, wherein: the top fixedly connected with servo motor (21) of liquid reserve tank (4), the output fixedly connected with puddler (22) of servo motor (21), puddler (22) and liquid reserve tank (4) rotate to be connected, top one side of liquid reserve tank (4) is provided with annotates liquid mouth (24).
4. The mobile soil heavy metal remediation spray machine of claim 1, wherein: the outside of roller (11) is provided with dust cover (20), one side that drag pole (3) was kept away from to dust cover (20) is fixedly connected with rubber curtain (25), dust cover (20) and connecting rod (9) fixed connection, the outside of shower head (7) is provided with safety cover (19).
5. The mobile soil heavy metal remediation spray machine of claim 1, wherein: the bottom of the base (1) is provided with a tensioning device (23), and the tensioning device (23) is respectively connected with the diesel engine (13) and the roller (11) in a transmission way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322190401.5U CN220406631U (en) | 2023-08-15 | 2023-08-15 | Portable soil heavy metal restores spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322190401.5U CN220406631U (en) | 2023-08-15 | 2023-08-15 | Portable soil heavy metal restores spraying machine |
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| Publication Number | Publication Date |
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| CN220406631U true CN220406631U (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322190401.5U Active CN220406631U (en) | 2023-08-15 | 2023-08-15 | Portable soil heavy metal restores spraying machine |
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| CN (1) | CN220406631U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118513357A (en) * | 2024-07-22 | 2024-08-20 | 福建省龙岩市龙清环保科技有限公司 | A device for repairing contaminated soil |
| CN118699058A (en) * | 2024-07-23 | 2024-09-27 | 中科环境科技研究院(嘉兴)有限公司 | A method for remediating and improving heavy metal contaminated soil using biogas residue |
-
2023
- 2023-08-15 CN CN202322190401.5U patent/CN220406631U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118513357A (en) * | 2024-07-22 | 2024-08-20 | 福建省龙岩市龙清环保科技有限公司 | A device for repairing contaminated soil |
| CN118513357B (en) * | 2024-07-22 | 2024-10-18 | 福建省龙岩市龙清环保科技有限公司 | A device for repairing contaminated soil |
| CN118699058A (en) * | 2024-07-23 | 2024-09-27 | 中科环境科技研究院(嘉兴)有限公司 | A method for remediating and improving heavy metal contaminated soil using biogas residue |
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