CN111964960A - Sampling device capable of taking soil at different depths for soil pollution prevention and remediation - Google Patents
Sampling device capable of taking soil at different depths for soil pollution prevention and remediation Download PDFInfo
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- CN111964960A CN111964960A CN202011052199.4A CN202011052199A CN111964960A CN 111964960 A CN111964960 A CN 111964960A CN 202011052199 A CN202011052199 A CN 202011052199A CN 111964960 A CN111964960 A CN 111964960A
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- sampling
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- 238000005070 sampling Methods 0.000 title claims abstract description 54
- 239000002689 soil Substances 0.000 title claims abstract description 33
- 238000003900 soil pollution Methods 0.000 title claims abstract description 20
- 230000002265 prevention Effects 0.000 title claims abstract description 17
- 238000005067 remediation Methods 0.000 title claims description 12
- 238000003756 stirring Methods 0.000 claims abstract description 94
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 230000009194 climbing Effects 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 244000309464 bull Species 0.000 claims 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000005527 soil sampling Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a sampling device capable of taking soil at different depths for soil pollution prevention and restoration, which comprises a main body, wherein a frame is fixed in the middle of the main body, a sampling mechanism is installed in the middle of the top end of the frame, an end frame is arranged at the bottom of the frame, a slotted hole is formed in the middle of the end frame, a fixing mechanism is installed on one circle of the outer wall of the frame, and a top plate is fixed in the middle of the main body. This soil pollution prevention and cure is restoreed with sampling device that can different degree of depth fetches earth is provided with fixed establishment, because fixed establishment is the triangle-shaped structure, greatly increased the sampling device's that fetches earth stability and security, the user directly assigns sampling mechanism in the slotted hole at roof middle part, install the top at rabbling mechanism with the rotating electrical machines, install in the stirring outrigger of stirring blade, carry out rotatory stirring through stirring outrigger and stirring outrigger, carry out rotatory rotation with the soil on ground, the user can be according to oneself, the soil to the different degree of depth fetches earth.
Description
Technical Field
The invention relates to the technical field of soil pollution, in particular to a sampling device capable of taking soil at different depths for soil pollution prevention and restoration.
Background
Soil remediation refers to the physical, chemical and biological methods used to transfer, absorb, degrade and transform pollutants in soil to reduce their concentration to acceptable levels or to transform toxic and harmful pollutants into harmless substances. Before soil remediation is performed, the soil is first tested for contamination level and contaminants.
The sampling device that current soil pollutes is not convenient for adjust the degree of depth of going the sample, and work efficiency is slow simultaneously, can not be fine satisfy people's user demand, to above-mentioned condition, carries out technical innovation on current soil pollution's sampling device basis.
Disclosure of Invention
The invention aims to provide a sampling device capable of taking soil at different depths for soil pollution prevention and remediation, and aims to solve the problems that the existing sampling device for soil pollution is inconvenient to adjust the sampling depth, low in working efficiency and incapable of well meeting the use requirements of people.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a soil pollution prevention and cure sampling device who fetches earth with different degree of depth of restoration, includes the main part, the middle part of main part is fixed with the frame, and the top mid-mounting of frame has a sampling mechanism, settle the bottom of frame has the end frame, and the middle part of end frame has seted up the slotted hole, fixed establishment is installed to the outer wall round of frame, the middle part of main part is fixed with the roof, and the mid-mounting of roof has rabbling mechanism.
Preferably, sampling mechanism, hydraulic cylinder, electric telescopic handle include fixed outer pole, fixed interior pole, sampling draw-in groove circle, threaded rod, thread groove and installation grillage, and hydraulic cylinder's lower extreme installs electric telescopic handle, electric telescopic handle's lower extreme is connected with fixed outer pole, and the lower extreme of fixed outer pole installs fixed interior pole, the bottom of fixed interior pole is connected with the sampling draw-in groove circle, and the bottom of sampling draw-in groove circle is connected with the threaded rod, the inner wall connection of threaded rod has the thread groove, the installation grillage is installed at both ends about fixed outer pole.
Preferably, hydraulic cylinder passes through electric telescopic handle and constitutes elevation structure with fixed outer pole and fixed interior pole, and is swing joint between fixed interior pole and the sample draw-in groove circle, the sample draw-in groove circle passes through threaded rod and thread groove and constitutes the helicitic texture, the central symmetric distribution of installation grillage about fixed outer pole.
Preferably, the fixing mechanism comprises a support frame, a climbing rod, a rotating rod, a fixing plate and a fixing screw, the climbing rod is installed in the middle of the support frame, the rotating rod is fixed at the bottom of the support frame, the fixing plate is connected to the inner wall of the rotating rod, and the fixing screw is installed in the middle of the fixing plate.
Preferably, the support frame is fixedly connected with the climbing rod, the support frame and the fixing plate form a searching structure through the rotating rod, and the support frame and the fixing plate form a fixing structure through the fixing screw.
Preferably, the rabbling mechanism is including stirring outrigger, stirring inner tower, bolt, stirring blade, jet orifice and connecting pipe, and the inner wall of stirring outrigger installs the stirring inner tower, the bolt is installed at both ends about the stirring inner tower, the stirring blade is installed to the outer wall round of stirring outrigger, the jet orifice has been seted up at the middle part of stirring outrigger, the top of stirring outrigger is fixed with the connecting pipe.
Preferably, the stirring outer frame and the stirring inner frame form a fixed structure through bolts, the stirring outer frame and the stirring blades are connected in a welding mode, and the stirring outer frame and the injection holes are designed in an integrated mode.
Preferably, the sampling mechanism is tightly attached to the stirring mechanism, and the fixing mechanism is movably connected with the frame.
Compared with the prior art, the invention has the following beneficial effects:
1. because the four corners of the frame are provided with the fixing mechanisms, a user rotates the climbing rods of the support frame through the rotating rods, the fixing plates of the fixing mechanisms are effectively fixed with the ground through fixing screws, the fixing mechanisms are of triangular structures, the stability and the safety of the soil sampling device are greatly improved, the user directly inserts the sampling mechanisms into slotted holes in the middle of the top plate, installs the rotating motor at the top end of the stirring mechanism, installs the stirring blades on the stirring outer frame, and rotationally stirs the soil on the ground through the stirring outer frame and the stirring inner frame, so that the user can take the soil at different depths according to the user;
2. the user will adjust the stirring outrigger and the stirring inner tower of completion, fix locking it through the bolt, the jet orifice is installed at both ends around the stirring outrigger, the main function of its jet orifice, be the resistance that reduces the stirring, the speed and the efficiency of stirring are accelerated through the entering of water, infuse water through using the connecting pipe, when stirring soil to the bottom, the user passes through hydraulic cylinder and electric telescopic handle's lift, effectual will fix outer pole and the pole extrusion downwards in the fixed, take out soil fast through the sampling draw-in groove circle, the threaded rod direct mount of draw-in groove circle is fixed at the thread groove.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the sampling mechanism of the present invention;
FIG. 3 is a schematic top view of a sampling card slot ring according to the present invention;
FIG. 4 is a schematic view of the internal structure of the stirring outer frame of the present invention;
FIG. 5 is a schematic top view of the frame of the present invention.
In the figure: 1. a main body; 2. a frame; 3. a sampling mechanism; 301. a hydraulic cylinder; 302. an electric telescopic rod; 303. fixing the outer rod; 304. fixing the inner rod; 305. sampling a slot ring; 306. a threaded rod; 307. a thread groove; 308. installing a plate frame; 4. an end frame; 5. perforating a seam hole; 6. a fixing mechanism; 601. a support frame; 602. climbing a pole; 603. a rotating rod; 304. a fixing plate; 605. fixing screws; 7. a top plate; 8. a stirring mechanism; 801. stirring an outer frame; 802. stirring the inner frame; 803. a bolt; 804. a stirring blade; 805. an injection hole; 806. and (4) connecting the pipes.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a soil pollution prevention and cure are retrieved sampling device that can different degree of depth fetches earth with repairing, includes main part 1, and the middle part of main part 1 is fixed with frame 2, and the top mid-mounting of frame 2 has sampling mechanism 3, and the bottom of frame 2 is settled there is end frame 4, and the middle part of end frame 4 has seted up slotted hole 5, and fixed establishment 6 is installed to the outer wall round of frame 2, and the middle part of main part 1 is fixed with roof 7, and the mid-mounting of roof 7 has rabbling mechanism 8.
In the invention, further, the sampling mechanism 3, the hydraulic cylinder 301 and the electric telescopic rod 302 comprise a fixed outer rod 303, a fixed inner rod 304, a sampling clamping groove ring 305, a threaded rod 306, a threaded groove 307 and a mounting plate frame 308, the electric telescopic rod 302 is mounted at the lower end of the hydraulic cylinder 301, the fixed outer rod 303 is connected to the lower end of the electric telescopic rod 302, the fixed inner rod 304 is mounted at the lower end of the fixed outer rod 303, the sampling clamping groove ring 305 is connected to the bottom of the fixed inner rod 304, the threaded rod 306 is connected to the bottom of the sampling clamping groove ring 305, the threaded groove 307 is connected to the inner wall of the threaded rod 306, and the mounting plate frame 308 is mounted at the left end; the user can effectively extrude the fixed outer rod 303 and the fixed inner rod 304 downwards through the lifting of the hydraulic cylinder 301 and the electric telescopic rod 302.
Further, the hydraulic cylinder 301, the fixed outer rod 303 and the fixed inner rod 304 form a lifting structure through the electric telescopic rod 302, the fixed inner rod 304 and the sampling slot ring 305 are movably connected, the sampling slot ring 305 and the thread groove 307 form a thread structure through the threaded rod 306, and the mounting plate frames 308 are symmetrically distributed about the center of the fixed outer rod 303; soil is rapidly taken out through the sampling clamping groove ring 305, and the threaded rod 306 of the clamping groove ring 305 is directly installed in the threaded groove 307 for fixing.
Further, the fixing mechanism 6 comprises a support frame 601, a climbing rod 602, a rotating rod 603, a fixing plate 604 and a fixing screw 605, wherein the climbing rod 602 is installed in the middle of the support frame 601, the rotating rod 603 is fixed at the bottom of the support frame 601, the fixing plate 604 is connected to the inner wall of the rotating rod 603, and the fixing screw 605 is installed in the middle of the fixing plate 604; because the four corners of the frame 2 are provided with the fixing mechanisms 6, the user rotates the climbing rods 602 of the supporting frame 601 through the rotating rods 603, the fixing plates 604 of the fixing mechanisms 6 are effectively fixed with the ground through the fixing screws 605, and the stability and the safety of the soil sampling device are greatly improved because the fixing mechanisms 6 are in a triangular structure.
Furthermore, the supporting frame 601 is fixedly connected with the climbing rod 602, the supporting frame 601 forms a searching structure with the fixing plate 604 through the rotating rod 603, and the supporting frame 601 forms a fixing structure with the fixing plate 604 through the fixing screw 605; the user inserts the sampling mechanism 3 directly into the slotted hole 5 in the middle of the top plate 7.
Further, the stirring mechanism 8 comprises a stirring outer frame 801, a stirring inner frame 802, bolts 803, stirring blades 804, a spraying hole 805 and a connecting pipe 806, the stirring inner frame 802 is installed on the inner wall of the stirring outer frame 801, the bolts 803 are installed at the left end and the right end of the stirring inner frame 802, the stirring blades 804 are installed on the outer wall of the stirring outer frame 801 in a circle, the spraying hole 805 is formed in the middle of the stirring outer frame 801, and the connecting pipe 806 is fixed at the top end of the stirring outer frame 801; install rotating electrical machines on the top of rabbling mechanism 8, installing in stirring outrigger 801 of stirring blade 804 carries out rotatory stirring through stirring outrigger 801 and stirring inner tower 802, carries out rotatory the rotation with the soil on ground, and the user can be based on oneself, gets soil to the soil of the different degree of depth.
Further, the stirring outer frame 801 and the stirring inner frame 802 form a fixed structure through bolts 803, the stirring outer frame 801 and the stirring blades 804 are connected in a welding manner, and the stirring outer frame 801 and the injection holes 805 are designed integrally; the user will adjust stirring outer frame 801 and stirring inner frame 802, fix it and lock through bolt 803, the injection hole 805 is installed to the front and back both ends of stirring outer frame 801, and the main function of its injection hole 805 is to reduce the resistance of stirring, through the speed and the efficiency of the entering acceleration stirring of water.
Furthermore, the sampling mechanism 3 is tightly attached to the stirring mechanism 8, and the fixing mechanism 6 is movably connected with the frame 2; by using the connecting pipe 806 to infuse water, when soil is stirred to the bottommost layer, the user can effectively press the fixed outer rod 303 and the fixed inner rod 304 downwards through the lifting of the hydraulic cylinder 301 and the electric telescopic rod 302.
This soil pollution prevention and cure are restoreed with sampling device's that can different degree of depth fetches earth theory of operation: firstly, fixing mechanisms 6 are installed at four corners of a frame 2, a user rotates a climbing rod 602 of a support frame 601 through a rotating rod 603, a fixing plate 604 of the fixing mechanism 6 is effectively fixed with the ground through a fixing screw 605, the fixing mechanism 6 is in a triangular structure, the stability and the safety of the sampling device for taking soil are greatly improved, and the sampling mechanism 3 is directly inserted into a slotted hole 5 in the middle of a top plate 7 by the user; secondly, a rotating motor is arranged at the top end of the stirring mechanism 8, a stirring blade 804 is arranged on a stirring outer frame 801, and the stirring outer frame 801 and a stirring inner frame 802 are used for rotating and stirring; secondly, the soil on the ground is rotated, so that a user can take soil from different depths according to the user, and the user can adjust the adjusted stirring outer frame 801 and the stirring inner frame 802; then the stirring outer frame is fixedly locked through a bolt 803, the front end and the rear end of the stirring outer frame 801 are provided with injection holes 805, the main functions of the injection holes 805 are to reduce the stirring resistance, accelerate the stirring speed and efficiency through the water entering, and infuse the water through a connecting pipe 806; at last when stirring soil to the bottommost layer, the user passes through hydraulic cylinder 301 and electric telescopic handle 302's lift, and the effectual outer pole 303 of will fixing and the pole 304 extrusion downwards of fixing, take out soil fast through sampling draw-in groove circle 305, and draw-in groove circle 305's threaded rod 306 direct mount is fixed at thread groove 307.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a soil pollution prevention and cure sampling device who can different degree of depth fetches earth for restoration, includes main part (1), its characterized in that: the middle part of main part (1) is fixed with frame (2), and the top mid-mounting of frame (2) has sampling mechanism (3), the bottom of frame (2) is settled there is end frame (4), and the middle part of end frame (4) has seted up slotted hole (5), fixed establishment (6) are installed to the outer wall round of frame (2), the middle part of main part (1) is fixed with roof (7), and the mid-mounting of roof (7) has rabbling mechanism (8).
2. The sampling device capable of taking soil at different depths for soil pollution prevention and remediation of claim 1, wherein: sampling mechanism (3), hydraulic cylinder (301), electric telescopic handle (302) are including fixed outer pole (303), fixed interior pole (304), sample draw-in groove circle (305), threaded rod (306), thread groove (307) and installation grillage (308), and the lower extreme of hydraulic cylinder (301) installs electric telescopic handle (302), the lower extreme of electric telescopic handle (302) is connected with fixed outer pole (303), and the lower extreme of fixed outer pole (303) installs fixed interior pole (304), the bottom of fixed interior pole (304) is connected with sample draw-in groove circle (305), and the bottom of sample draw-in groove circle (305) is connected with threaded rod (306), the inner wall connection of threaded rod (306) has thread groove (307), installation grillage (308) are installed at both ends about fixed outer pole (303).
3. The sampling device capable of taking soil at different depths for soil pollution prevention and remediation of claim 2, wherein: hydraulic cylinder (301) constitute elevation structure through electric telescopic handle (302) and fixed outer pole (303) and fixed interior pole (304), and be swing joint between fixed interior pole (304) and sampling draw-in groove circle (305), sampling draw-in groove circle (305) pass through threaded rod (306) and thread groove (307) constitution helicitic texture, installation grillage (308) are about the central symmetric distribution of fixed outer pole (303).
4. The sampling device capable of taking soil at different depths for soil pollution prevention and remediation of claim 1, wherein: fixing mechanism (6) include support frame (601), climb pole (602), bull stick (603), fixed plate (604) and set screw (605), and the mid-mounting of support frame (601) has climbing pole (602), the bottom of support frame (601) is fixed with bull stick (603), and the inner wall of bull stick (603) is connected with fixed plate (604), the mid-mounting of fixed plate (604) has set screw (605).
5. The sampling device capable of taking soil at different depths for soil pollution prevention and remediation of claim 4, wherein: the climbing device is characterized in that the supporting frame (601) is fixedly connected with the climbing rod (602), the supporting frame (601) and the fixing plate (604) form a searching structure through the rotating rod (603), and the supporting frame (601) and the fixing plate (604) form a fixing structure through the fixing screw (605).
6. The sampling device capable of taking soil at different depths for soil pollution prevention and remediation of claim 1, wherein: rabbling mechanism (8) including stirring outrigger (801), stirring inner tower (802), bolt (803), stirring blade (804), jet orifice (805) and connecting pipe (806), and the inner wall of stirring outrigger (801) installs stirring inner tower (802), bolt (803) are installed at both ends about stirring inner tower (802), stirring blade (804) are installed to the outer wall round of stirring outrigger (801), jet orifice (805) have been seted up at the middle part of stirring outrigger (801), the top of stirring outrigger (801) is fixed with connecting pipe (806).
7. The sampling device capable of taking soil at different depths for soil pollution prevention and remediation of claim 6, wherein: the stirring outer frame (801) and the stirring inner frame (802) form a fixed structure through bolts (803), the stirring outer frame (801) and the stirring blades (804) are connected in a welding mode, and the stirring outer frame (801) and the injection holes (805) are designed in an integrated mode.
8. The sampling device capable of taking soil at different depths for soil pollution prevention and remediation of claim 1, wherein: the sampling mechanism (3) is tightly attached to the stirring mechanism (8), and the fixing mechanism (6) is movably connected with the frame (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052199.4A CN111964960B (en) | 2020-09-29 | 2020-09-29 | Soil pollution prevention and cure is sampling device with can not degree of depth geotome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011052199.4A CN111964960B (en) | 2020-09-29 | 2020-09-29 | Soil pollution prevention and cure is sampling device with can not degree of depth geotome |
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| Publication Number | Publication Date |
|---|---|
| CN111964960A true CN111964960A (en) | 2020-11-20 |
| CN111964960B CN111964960B (en) | 2024-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011052199.4A Active CN111964960B (en) | 2020-09-29 | 2020-09-29 | Soil pollution prevention and cure is sampling device with can not degree of depth geotome |
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| CN (1) | CN111964960B (en) |
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| JP2007255133A (en) * | 2006-03-24 | 2007-10-04 | Maeda Corp | Soil cement preparation device having agitating auxiliary blade |
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| CN208632367U (en) * | 2018-07-03 | 2019-03-22 | 河北姝龙科技有限公司 | A kind of agitating device of sludge conditioner |
| CN209911014U (en) * | 2019-04-16 | 2020-01-07 | 张沁瑞 | Soil is got native device for soil remediation |
| CN209961519U (en) * | 2019-05-21 | 2020-01-17 | 河南世根环境科技有限公司 | Pollute soil restoration with quick sampling device |
| CN111141544A (en) * | 2019-12-31 | 2020-05-12 | 南京楚卿电子科技有限公司 | Soil pollution administers restoration and uses soil sample sampling device |
| CN210571479U (en) * | 2019-08-26 | 2020-05-19 | 山西朗朗科技环保工程有限公司 | Sampling device for soil remediation |
| CN210995784U (en) * | 2019-08-29 | 2020-07-14 | 罗昆松 | Mixed-flow liquid-spraying type soil remediation device |
| CN211042756U (en) * | 2019-07-24 | 2020-07-17 | 四川蓉测环境检测有限公司 | Polluted environment treatment soil restoration sampling device |
-
2020
- 2020-09-29 CN CN202011052199.4A patent/CN111964960B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4792237A (en) * | 1986-12-05 | 1988-12-20 | Mituo Hara | Agitating blade structure of soil stabilizing apparatus |
| JP2007255133A (en) * | 2006-03-24 | 2007-10-04 | Maeda Corp | Soil cement preparation device having agitating auxiliary blade |
| CN208109832U (en) * | 2018-04-28 | 2018-11-16 | 益阳创惠技术服务有限公司 | A kind of dialysis apparatus for administering soil pollution |
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| CN209911014U (en) * | 2019-04-16 | 2020-01-07 | 张沁瑞 | Soil is got native device for soil remediation |
| CN209961519U (en) * | 2019-05-21 | 2020-01-17 | 河南世根环境科技有限公司 | Pollute soil restoration with quick sampling device |
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| CN111964960B (en) | 2024-01-30 |
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