CN114147056A - Rotatory formula soil one-tenth piece repair equipment that cut straightly - Google Patents

Rotatory formula soil one-tenth piece repair equipment that cut straightly Download PDF

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Publication number
CN114147056A
CN114147056A CN202111440421.2A CN202111440421A CN114147056A CN 114147056 A CN114147056 A CN 114147056A CN 202111440421 A CN202111440421 A CN 202111440421A CN 114147056 A CN114147056 A CN 114147056A
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CN
China
Prior art keywords
soil
fixedly connected
mixing box
vehicle body
rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202111440421.2A
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Chinese (zh)
Inventor
陈雨菲
吴丹丹
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Anhui Liexun Technology Co ltd
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Anhui Liexun Technology Co ltd
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Filing date
Publication date
Application filed by Anhui Liexun Technology Co ltd filed Critical Anhui Liexun Technology Co ltd
Priority to CN202111440421.2A priority Critical patent/CN114147056A/en
Publication of CN114147056A publication Critical patent/CN114147056A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C1/00Reclamation of contaminated soil
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B49/00Combined machines
    • A01B49/04Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01BSOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B77/00Machines for lifting and treating soil
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B09DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09CRECLAMATION OF CONTAMINATED SOIL
    • B09C2101/00In situ

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Soil Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Environmental Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention relates to a rotary direct-insertion type soil piece repairing device in the field of soil repairing, which comprises a vehicle body, wherein a pesticide supply mechanism is arranged above the vehicle body, a supporting rod is fixedly connected to the right side surface of the vehicle body, a rotary block is hinged to the right end of the supporting rod, and a fixed block is fixedly connected to one side surface of the rotary block, which is far away from the supporting rod. The soil restoration effect of the agent is ensured.

Description

Rotatory formula soil one-tenth piece repair equipment that cut straightly
Technical Field
The invention relates to the field of soil remediation, in particular to a rotary direct-insertion type soil piece remediation device.
Background
Soil pollutants can be roughly divided into two categories, namely inorganic pollutants and organic pollutants, wherein the inorganic pollutants mainly comprise acid, alkali, heavy metal, salt, compounds of radioactive elements cesium and strontium, compounds containing arsenic, selenium and fluorine and the like, the organic pollutants mainly comprise organic pesticides, phenols, cyanides, petroleum, synthetic detergents, 3, 4-benzopyrene, harmful microorganisms brought by municipal sewage, sludge and manure and the like, when the soil contains excessive harmful substances and exceeds the self-cleaning capacity of the soil, the composition, the structure and the function of the soil are changed, the activity of the microorganisms is inhibited, the harmful substances or decomposition products thereof are gradually accumulated in the soil and are absorbed by the human body through 'soil → plants → the human body' or 'soil → water → the human body' indirectly, and the degree of harming the health of the human body is achieved, namely the soil pollution.
The soil remediation refers to transferring, absorbing, degrading and converting pollutants in soil to reduce the concentration of the pollutants to an acceptable level or converting toxic and harmful pollutants into harmless substances by using physical, chemical and biological methods, and fundamentally, the technical principle of the contaminated soil remediation can include: changing the existing form of the pollutants in the soil or the combination mode of the pollutants and the soil, and reducing the mobility and bioavailability of the pollutants in the environment; the concentration of harmful substances in the soil is reduced.
Aiming at the land with a large area, people mostly use mixed flow liquid spraying type equipment to repair the soil, and a proper amount of chemical drugs or trace element organic matters are quantitatively sprayed in the soil, so that the soil has the function of planting or normal use again, in actual use, the soil is repaired only through the liquidity of liquid medicine, the permeability of the liquid medicine is limited, the polluted soil far away from the ground surface has poor repairing effect, and the repairing effect of the soil is difficult to ensure.
Based on the above, the invention designs a rotary direct-insertion type soil piece repairing device to solve the problems.
Disclosure of Invention
Solves the technical problem
Aiming at the defects in the prior art, the invention provides a rotary direct-insertion type soil piece repairing device.
Technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a rotatory formula soil one-tenth piece prosthetic devices that cut straightly, includes the automobile body, the top of automobile body is provided with supplies medicine mechanism, the right flank fixedly connected with bracing piece of automobile body, the right-hand member of bracing piece articulates there is rotatory piece, a side fixedly connected with fixed block that the bracing piece was kept away from to rotatory piece, the cavity has been seted up to the inside of fixed block, the inside rotation of cavity is connected with the screw rod, the first motor of last fixed surface fixedly connected with of fixed block, the output pivot of first motor run through the upper surface of fixed block and with the top fixed connection of screw rod, the surface threaded connection of screw rod has the movable block, a side that the automobile body was kept away from to the movable block is provided with digs and spouts medicine mechanism.
Further, supply medicine mechanism includes the mixing box, the bottom surface fixed connection of mixing box is in the upper surface of automobile body, the last fixed surface intercommunication of mixing box has the medicine pipe that adds, the last fixed surface of mixing box is connected with the water pump, and the input of water pump passes through the fixed intercommunication in bottom of hose and mixing box right flank.
Further, the bottom fixedly connected with second motor of mixing box left surface, the output pivot fixedly connected with puddler of second motor, the right-hand member of puddler runs through the left surface of mixing box and extends to the inside of mixing box, and the puddler rotates with the mixing box to be connected, the stirring leaf that the surface fixedly connected with equidistance of puddler was arranged.
Furthermore, two symmetrical guide rods are slidably connected inside the moving block, and two ends of each guide rod are fixedly connected to the inner wall of the cavity.
Furthermore, an electric push rod is arranged above the trolley body, and two ends of the electric push rod are hinged to the upper surface of the trolley body and the left side face of the fixing block respectively.
Furthermore, the ground digging and pesticide spraying mechanism comprises a ground inserting plate, the top of the left side surface of the ground inserting plate is fixedly connected to the right side surface of the moving block, and a ground digging groove is formed in the bottom surface of the ground inserting plate.
Furthermore, a containing groove is formed in the inserting floor, a medicine spraying box is inserted into the containing groove, the upper surface of the medicine spraying box is fixedly communicated with the output end of the water pump through a hose, and medicine spraying holes with equal distance and fair are formed in the left side surface of the medicine spraying box.
Furthermore, the left side surface of the inserting floor is fixedly connected with shielding blocks which are arranged equidistantly, the left side surface of the inserting floor is provided with through grooves which are arranged equidistantly, the through grooves are matched with the shielding blocks, and the through grooves are matched with the pesticide spraying holes.
Advantageous effects
Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:
1. according to the invention, the first motor is driven, the output rotating shaft of the first motor drives the screw rod to rotate in the cavity, the moving block moves up and down in the cavity under the action of the guide rod, the ground digging and spraying mechanism can be inserted into the ground, the telescopic end of the electric push rod retracts by starting the electric push rod, the fixed block rotates on the support rod through the rotating block, the ground digging and spraying mechanism inserted into the ground can be rotated by a certain angle, the aim of stirring polluted soil is realized, the pesticide can be directly repaired in the soil, and the soil repairing effect of the pesticide is ensured.
2. According to the invention, the second motor is driven, the output rotating shaft of the second motor drives the stirring rod to rotate in the mixing box, and the medicament in the mixing box is stirred under the action of the stirring blades, so that the mixing effect of various medicaments in the mixing box can be ensured, and the repairing effect of the medicament on soil can be ensured.
3. According to the invention, the land digging and pesticide spraying mechanism is arranged, so that the land inserting plate is quickly inserted into the ground bottom through the land digging groove, the through groove can be shielded under the action of the shielding block, soil is prevented from directly entering the inside of the through groove to block the through groove, pesticide is sprayed out of the pesticide spraying box through the pesticide spraying holes and uniformly sprayed in the soil under the action of the through groove, and the soil repairing effect is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a perspective view of the present invention in a right side direction;
FIG. 2 is a cross-sectional view of a front view of the present invention;
FIG. 3 is a left side perspective view of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A of FIG. 2 in accordance with the present invention;
fig. 5 is a schematic structural view of the ground-digging chemical-spraying mechanism of the present invention.
The reference numerals in the drawings denote: 1. a vehicle body; 2. a drug supply mechanism; 201. a mixing box; 202. a medicine adding pipe; 203. a water pump; 204. a second motor; 205. a stirring rod; 206. stirring blades; 3. an electric push rod; 4. a support bar; 5. rotating the block; 6. a guide bar; 7. a fixed block; 8. a first motor; 9. a ground digging and pesticide spraying mechanism; 901. inserting a floor; 902. accommodating grooves; 903. spraying a pesticide box; 904. a pesticide spraying hole; 905. a stop block is shielded; 906. a through groove; 907. digging a ground groove; 10. a cavity; 11. a screw; 12. moving the mass.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention will be further described with reference to the following examples.
Example 1
As shown in fig. 1-5, a rotary direct-insert type soil piece repairing device comprises a vehicle body 1, a medicine supply mechanism 2 is arranged above the vehicle body 1, a support rod 4 is fixedly connected to the right side surface of the vehicle body 1, a rotary block 5 is hinged to the right end of the support rod 4, a fixed block 7 is fixedly connected to one side surface of the rotary block 5 away from the support rod 4, a cavity 10 is formed inside the fixed block 7, a screw rod 11 is rotatably connected to the inside of the cavity 10, a first motor 8 is fixedly connected to the upper surface of the fixed block 7, the first motor 8 uses a 5IK90GN-YF forward and reverse motor, an output rotating shaft of the first motor 8 penetrates through the upper surface of the fixed block 7 and is fixedly connected to the top end of the screw rod 11, a moving block 12 is connected to the outer surface of the screw rod 11 through a thread, two symmetrical guide rods 6 are slidably connected to the inside of the moving block 12, and both ends of the two guide rods 6 are fixedly connected to the inner wall of the cavity 10, a ground digging and pesticide spraying mechanism 9 is arranged on one side surface of the moving block 12, which is far away from the vehicle body 1, an electric push rod 3 is arranged above the vehicle body 1, the electric push rod 3 adopts an LYX200 type electric push rod, and two ends of the electric push rod 3 are respectively hinged with the upper surface of the vehicle body 1 and the left side surface of the fixed block 7; through driving first motor 8, make first motor 8's output pivot drive screw rod 11 rotatory in cavity 10's inside, and then movable block 12 is under the effect of guide bar 6, go up and down to move in cavity 10's inside, and then can will dig ground and spout medicine mechanism 9 and insert the ground end, through starting electric putter 3, make electric putter 3's flexible end withdrawal, and then make fixed block 7 rotate on bracing piece 4 through rotatory piece 5, can will insert digging ground of ground end and spout the rotatory certain angle of medicine mechanism 9, the purpose of turning to contaminated soil has been realized, can make the direct inside at soil of medicament restore soil, the repairing effect of medicament to soil has been guaranteed.
Example 2
Example 2 is a further modification to example 1.
1-5, a rotary direct-insert type soil flake restoration device, comprising a vehicle body 1, a drug supply mechanism 2 is arranged above the vehicle body 1, the drug supply mechanism 2 comprises a mixing tank 201, the bottom surface of the mixing tank 201 is fixedly connected to the upper surface of the vehicle body 1, the upper surface of the mixing tank 201 is fixedly communicated with a drug adding pipe 202, the upper surface of the mixing tank 201 is fixedly connected with a water pump 203, the input end of the water pump 203 is fixedly communicated with the bottom of the right side surface of the mixing tank 201 through a hose, the water pump 203 uses a PUN-601EAH water pump, the bottom of the left side surface of the mixing tank 201 is fixedly connected with a second motor 204, the second motor 204 uses a CH/V400W gear speed reduction motor, the output rotating shaft of the second motor 204 is fixedly connected with a stirring rod 205, the right end of the stirring rod 205 penetrates through the left side surface of the mixing tank 201 and extends into the mixing tank 201, and the stirring rod 205 is rotatably connected with the mixing tank 201, the outer surface of the stirring rod 205 is fixedly connected with stirring blades 206 which are arranged equidistantly, the right side surface of the vehicle body 1 is fixedly connected with a supporting rod 4, the right end of the supporting rod 4 is hinged with a rotating block 5, one side surface of the rotating block 5, which is far away from the supporting rod 4, is fixedly connected with a fixed block 7, a cavity 10 is arranged inside the fixed block 7, a screw rod 11 is rotatably connected inside the cavity 10, the upper surface of the fixed block 7 is fixedly connected with a first motor 8, an output rotating shaft of the first motor 8 penetrates through the upper surface of the fixed block 7 and is fixedly connected with the top end of the screw rod 11, the outer surface of the screw rod 11 is in threaded connection with a moving block 12, and one side surface of the moving block 12, which is far away from the vehicle body 1, is provided with a ground digging and pesticide spraying mechanism 9; through drive second motor 204, make the output pivot of second motor 204 drive puddler 205 in the inside rotation of mixing box 201 to under the effect of stirring leaf 206, stir the medicine in mixing box 201, can guarantee the mixed effect of multiple medicament in mixing box 201, make the medicine can guarantee the repairing effect to soil.
Example 3
Example 3 is a further modification to example 1.
As shown in fig. 1-5, a rotary direct-insert type soil piece repairing device comprises a vehicle body 1, a pesticide supply mechanism 2 is arranged above the vehicle body 1, a support rod 4 is fixedly connected to the right side surface of the vehicle body 1, a rotary block 5 is hinged to the right end of the support rod 4, a fixed block 7 is fixedly connected to one side surface of the rotary block 5 away from the support rod 4, a cavity 10 is formed in the fixed block 7, a screw rod 11 is rotatably connected to the inside of the cavity 10, a first motor 8 is fixedly connected to the upper surface of the fixed block 7, an output rotating shaft of the first motor 8 penetrates through the upper surface of the fixed block 7 and is fixedly connected to the top end of the screw rod 11, a moving block 12 is in threaded connection with the outer surface of the screw rod 11, a ground digging and pesticide spraying mechanism 9 is arranged on one side surface of the moving block 12 away from the vehicle body 1, the ground digging and pesticide spraying mechanism 9 comprises a floor board 901, the top of the left side surface of the floor board 901 is fixedly connected to the right side surface of the moving block 12, the bottom surface of the inserting floor board 901 is provided with a ground digging groove 907, the inside of the inserting floor board 901 is provided with a containing groove 902, the inside of the containing groove 902 is inserted with a pesticide spraying box 903, the upper surface of the pesticide spraying box 903 is fixedly communicated with the output end of the water pump 203 through a hose, the left side surface of the pesticide spraying box 903 is provided with pesticide spraying holes 904 with equal distance and fair, the left side surface of the inserting floor board 901 is fixedly connected with shielding blocks 905 with equal distance, the left side surface of the inserting floor board 901 is provided with through grooves 906 with equal distance and fair distance, the through grooves 906 are matched with the shielding blocks 905, and the through grooves 906 are matched with the pesticide spraying holes 904; make and insert floor 901 and insert the ground end through digging trench 907 fast to under the effect of sheltering from piece 905, can shelter from logical groove 906, avoid soil directly to enter into to the inside that leads to groove 906, lead to the fact the jam to leading to groove 906, and make the medicine spout in medicine case 903 through spouting medicine hole 904, and under the effect that leads to groove 906, all with spray in the inside of soil, effectual promotion is to the repairing effect of soil.
When in use, as shown in fig. 1-5, firstly, the floorboard 901 is moved to a proper position through the vehicle body 1, then, a plurality of medicaments are injected into the mixing box 201 through the medicament adding pipe 202, the second motor 204 is started, the output rotating shaft of the second motor 204 drives the stirring rod 205 to rotate, and further, the stirring rod 205 drives the stirring blade 206 to rotate in the mixing box 201, so that the medicaments in the mixing box 201 can be mixed, the mixing effect of the plurality of medicaments in the mixing box 201 can be ensured, the repairing effect of the medicaments on soil can be ensured, then, the first motor 8 is started, the output rotating shaft of the first motor 8 drives the screw rod 11 to rotate in the cavity 10 clockwise, further, the moving block 12 moves in the cavity 10 under the action of the guide rod 6, the floorboard 901 can be inserted into the ground through the ground groove 907, then, the electric push rod 3 is started, the telescopic end of the electric push rod 3 is retracted to pull the fixed block 7, thereby leading the fixed block 7 to rotate on the supporting rod 4 through the rotating block 5, leading the inserting floor 901 to turn over the soil at the right side upwards, then, the water pump 203 is started, so that the water pump 203 transports the medicine in the mixing tank 201 to the inside of the spraying tank 903, and the medicament is sprayed into the pit hole which is turned and lifted by the inserting floor 901 through the medicament spraying hole 904 and the through groove 906, so that the medicament can directly repair the soil in the soil, the soil repairing effect of the medicament is ensured, finally, the electric push rod 3 is started, the telescopic end of the electric push rod 3 extends out, further, the fixed block 7 is restored to the vertical state, the first motor 8 is started, the output rotating shaft of the first motor 8 rotates anticlockwise, and the screw 11 is driven to rotate in the cavity 10, further, the movable block 12 is moved inside the cavity 10 by the guide bar 6, and the subfloor 901 can be pulled out from the ground.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims (8)

1. The utility model provides a rotatory formula soil one-tenth piece prosthetic devices that cut straightly, includes automobile body (1), its characterized in that: a medicine supply mechanism (2) is arranged above the vehicle body (1), a support rod (4) is fixedly connected with the right side surface of the vehicle body (1), the right end of the supporting rod (4) is hinged with a rotating block (5), one side surface of the rotating block (5) far away from the supporting rod (4) is fixedly connected with a fixed block (7), a cavity (10) is arranged inside the fixed block (7), a screw rod (11) is rotatably connected inside the cavity (10), the upper surface of the fixed block (7) is fixedly connected with a first motor (8), an output rotating shaft of the first motor (8) penetrates through the upper surface of the fixed block (7) and is fixedly connected with the top end of the screw rod (11), the outer surface of the screw rod (11) is in threaded connection with a moving block (12), and a ground digging and pesticide spraying mechanism (9) is arranged on one side face, far away from the vehicle body (1), of the moving block (12).
2. A rotary direct-insert type soil chipping repair equipment according to claim 1, wherein the medicine supply mechanism (2) comprises a mixing box (201), the bottom surface of the mixing box (201) is fixedly connected to the upper surface of the vehicle body (1), the upper surface of the mixing box (201) is fixedly communicated with a medicine adding pipe (202), the upper surface of the mixing box (201) is fixedly connected with a water pump (203), and the input end of the water pump (203) is fixedly communicated with the bottom of the right side surface of the mixing box (201) through a hose.
3. A rotary in-line soil slice repairing device according to claim 1, wherein a second motor (204) is fixedly connected to the bottom of the left side surface of the mixing box (201), a stirring rod (205) is fixedly connected to the output rotating shaft of the second motor (204), the right end of the stirring rod (205) penetrates through the left side surface of the mixing box (201) and extends into the mixing box (201), the stirring rod (205) is rotatably connected with the mixing box (201), and stirring blades (206) which are arranged at equal intervals are fixedly connected to the outer surface of the stirring rod (205).
4. A rotary in-line soil fragment remediation device according to claim 1, wherein two symmetrical guide rods (6) are slidably connected to the inside of the moving block (12), and both ends of the two guide rods (6) are connected to the inner wall of the cavity (10).
5. A rotary direct-insert type soil piece repairing device according to claim 1, characterized in that an electric push rod (3) is arranged above the vehicle body (1), and two ends of the electric push rod (3) are respectively hinged with the upper surface of the vehicle body (1) and the left side surface of the fixing block (7).
6. The rotary direct-insert type soil piece repairing device according to claim 1, wherein the soil digging and spraying mechanism (9) comprises a floor inserting plate (901), the top of the left side surface of the floor inserting plate (901) is connected to the right side surface of the moving block (12), and a soil digging groove (907) is formed in the bottom surface of the floor inserting plate (901).
7. The rotary direct-insert type soil patch repairing device according to any one of claim 6, wherein a containing groove (902) is formed in the inserting plate (901), a pesticide spraying box (903) is inserted into the containing groove (902), the upper surface of the pesticide spraying box (903) is fixedly communicated with the output end of the water pump (203) through a hose, and pesticide spraying holes (904) which are arranged at equal intervals are formed in the left side surface of the pesticide spraying box (903).
8. The rotary direct-insert type soil slicing repair device according to claim 7, wherein blocking blocks (905) arranged at equal intervals are fixedly connected to the left side face of the inserting floor plate (901), through grooves (906) arranged at equal intervals are formed in the left side face of the inserting floor plate (901), the through grooves (906) are matched with the blocking blocks (905), and the through grooves (906) are matched with the spraying holes (904).
CN202111440421.2A 2021-11-30 2021-11-30 Rotatory formula soil one-tenth piece repair equipment that cut straightly Withdrawn CN114147056A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111440421.2A CN114147056A (en) 2021-11-30 2021-11-30 Rotatory formula soil one-tenth piece repair equipment that cut straightly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111440421.2A CN114147056A (en) 2021-11-30 2021-11-30 Rotatory formula soil one-tenth piece repair equipment that cut straightly

Publications (1)

Publication Number Publication Date
CN114147056A true CN114147056A (en) 2022-03-08

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Application Number Title Priority Date Filing Date
CN202111440421.2A Withdrawn CN114147056A (en) 2021-11-30 2021-11-30 Rotatory formula soil one-tenth piece repair equipment that cut straightly

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115228916A (en) * 2022-07-27 2022-10-25 江苏维诗环境科技有限公司 Integrated repair system for strengthening soil vapor extraction and groundwater remediation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115228916A (en) * 2022-07-27 2022-10-25 江苏维诗环境科技有限公司 Integrated repair system for strengthening soil vapor extraction and groundwater remediation

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Application publication date: 20220308