CN112881075B - Soil sampling device for environmental monitoring - Google Patents
Soil sampling device for environmental monitoring Download PDFInfo
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- CN112881075B CN112881075B CN202110399494.5A CN202110399494A CN112881075B CN 112881075 B CN112881075 B CN 112881075B CN 202110399494 A CN202110399494 A CN 202110399494A CN 112881075 B CN112881075 B CN 112881075B
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- 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
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of environmental monitoring, and particularly discloses a soil sampling device for environmental monitoring, which comprises a shell, a servo motor, a mounting block and a buffer mechanism, wherein both sides of the shell are welded with a fixing mechanism, a first movable block is welded below the fixing mechanism, one side of the first movable block is provided with a first movable hook, one side of the first movable hook is welded with a protection pad, the servo motor is arranged above the shell, a pneumatic cylinder is welded below the servo motor, and the inner side of the pneumatic cylinder is provided with a pneumatic rod. This soil sampling device for environmental monitoring is through being provided with lift cover, stopper, spacing groove, lifter, backup pad, first movable block, first movable hook and protection pad, can play the effect of a fixed shell of being convenient for to the device, and lift cover, stopper, spacing groove, lifter and backup pad set up, can be convenient for fix the device more, and the device makes a round trip to rock when preventing that the device from drilling.
Description
Technical Field
The invention relates to the technical field related to environmental monitoring, in particular to a soil sampling device for environmental monitoring.
Background
Environmental monitoring is the activity of monitoring and measuring the environmental quality condition by an environmental monitoring mechanism, and the environmental monitoring is to determine the environmental pollution condition and the environmental quality by monitoring and measuring the index reflecting the environmental quality. Soil detection is also one of environmental detection, and when soil detection is carried out, soil is usually sampled and detected, but the deep soil cannot be obtained by the existing sampling method, and the sampler can only bring one part of soil at a time, and the soil can only automatically flow into the sampler by soil after the sampler is moved down, so that the lower-layer movable range is small, the sampled soil has small components, and the analysis of unfavorable and experiment is not easy, so that the sampler capable of taking soil samples with different depths at one time and bringing enough components at one time is needed.
Disclosure of Invention
According to the soil sampling device for environmental monitoring, the soil sampling device for environmental monitoring has the advantages that multiple soil parts can be obtained at one time, the soil with different depths can be detected more conveniently, and meanwhile, the soil sampling device can be inserted into the soil more easily during sampling, so that the soil sampling device is more convenient to use.
The invention provides the following technical scheme: the utility model provides a soil sampling device for environmental monitoring, includes shell, servo motor, installation piece and buffer gear, the equal welding in shell both sides has fixed establishment, and the welding of fixed establishment below has first movable block, first movable hook is installed to first movable block one side, and first movable hook one side welding has the protection pad, servo motor installs in the shell top, and servo motor below welding has the pneumatic cylinder, the pneumatic rod is installed to the pneumatic rod inboard, and pneumatic rod installs rotary mechanism in one side, the welding of rotary mechanism below has the second movable block, and second movable block installs the second movable hook in one side, and second movable hook one side welding has the drill bit simultaneously, the installation piece sets up in shell one side, and the equal welding in installation piece both sides has electric lift loop bar, and electric lift loop bar one side welding has a collection mechanism simultaneously, buffer gear all installs in shell top both sides, and buffer gear one side welding has the handle, all paste the magic subsides in one side, and paste one side has the silica gel anti-slip cover.
Optionally, fixed establishment includes lift cover, stopper, spacing groove, lifter and backup pad, the lift cover is all welded in shell below both sides, the stopper is installed to lift cover one side, the spacing groove has been seted up in the stopper outside, spacing groove one side is provided with the lifter, the welding of lifter below has the backup pad.
Optionally, the protection pad is movably connected with the supporting plate through the first movable hook, and the protection pad is matched with the supporting plate.
Optionally, the first connecting block, the air pressure rod and the shell form a lifting structure, and the air pressure rod is matched with the air pressure cylinder.
Optionally, rotary mechanism includes first connecting block, draw-in groove, fixture block, pivot and second connecting block, first connecting block welding is in the barometric leg below, the draw-in groove has been seted up to first connecting block one side, the fixture block is installed to draw-in groove one side, fixture block one side welding has the pivot, pivot one side welding has the second connecting block.
Optionally, the drill bit is movably connected with the second connecting block through the second movable hook, and the drill bit and the second connecting block are distributed in parallel.
Optionally, the sampling box, the electric lifting sleeve rod and the mounting block form a lifting structure, and the electric lifting sleeve rod and the sampling box are vertically distributed.
Optionally, collect the mechanism and include sample box, spout, electric slider and scrape and get the board, the welding of sample box is in electric lift loop bar one side, the spout has all been seted up to sample box both sides, electric slider is installed to the spout inboard, electric slider one side welding has scrapes and gets the board.
Optionally, buffer gear includes fixing bolt, fixed plate, flexible cover, fixed block, expansion spring and telescopic link, fixing bolt all screws up in the shell both sides, the fixed plate is installed to fixing bolt one side, fixed plate one side welding has flexible cover, flexible cover inside welding has the fixed block, fixed block top welding has expansion spring, expansion spring one side welding has the telescopic link.
Optionally, the silica gel antiskid cover is movably connected with the handle through the magic tape, and the magic tape is equidistant on one side of the silica gel antiskid cover.
Compared with the prior art, the invention has the following beneficial effects:
1. this soil sampling device and method for environmental monitoring through being provided with lift sleeve, stopper, spacing groove, lifter, the backup pad, first movable block, first movable hook and protection pad, can play a fixed shell's effect of being convenient for to the device, lift sleeve, the stopper, the spacing groove, lifter and backup pad set up, can be convenient for fix the device more, device makes a round trip to rock when preventing that the device from boring, influence the drilling effect of device, lift sleeve and lifter can be convenient for adjust the height of backup pad more, thereby the degree of depth of the drill bit of being convenient for more, simultaneously first movable block, first movable hook and protection pad set up, can be convenient for play a protection effect to the backup pad more, prevent that the backup pad from producing the wearing and tearing in ground contact for a long time when using and leading to the surface unevenness of backup pad, influence subsequent use, thereby effectually promoted the result of use of the device.
2. This soil sampling device and method for environmental monitoring through being provided with first connecting block, draw-in groove, fixture block, the pivot, the second connecting block, the second movable block, second movable hook and drill bit, can play a drilling's effect more to the device, first connecting block, the draw-in groove, the fixture block, the setting of pivot and second connecting block, can be convenient for more make the drill bit bore soil inside, use more sparingly the manpower, it is more convenient to use, the setting of second movable block simultaneously, second movable hook and drill bit can be convenient for more change the drill bit, prevent that the drill bit from using the surface to produce wearing and tearing or damaging for a long time, unable in time change, influence the subsequent use of device, thereby effectually promoted the result of use of the device.
3. This soil sampling device and method for environmental monitoring through being provided with installation piece, electric lift loop bar, sample box, spout, electric slider and scraping the board, can be convenient for collect soil more, installation piece, electric lift loop bar, sample box's setting can be convenient for collect the soil of different degree of depth more, prevent too unilateral of soil of collecting, influence the result of detection, the use of messenger's device is more convenient, simultaneously spout, electric slider and the setting of scraping the board can be convenient for collect soil more, need not to wait for soil to flow into inside the sample box automatically, can collect soil more convenient, use more convenient, thereby the effectual result of use that has promoted the device.
4. According to the soil sampling device and the soil sampling method for environment monitoring, the handle of the device can be buffered by the aid of the fixing bolt, the fixing plate, the telescopic sleeve, the fixing block, the telescopic spring and the telescopic rod, the device can shake when drilling, the telescopic sleeve, the fixing block, the telescopic spring and the telescopic rod are arranged, vibration of the device for a hand of a user can be relieved more conveniently, the device is more convenient and comfortable to use, and accordingly the using effect of the device is effectively improved.
5. According to the soil sampling device and the soil sampling method for environment monitoring, the handle, the magic tape and the silica gel anti-skidding sleeve are arranged, so that the handle can be prevented from skidding more conveniently, water stains are prevented from being generated on the surface of the handle when the soil sampling device is used, the hand of a user is wet and slippery when the soil sampling device is used, the subsequent use of the device is affected, and the use effect of the device is effectively improved.
Drawings
FIG. 1 is a schematic view of the present invention in a front cross-section;
FIG. 2 is a schematic elevational view of the present invention;
FIG. 3 is a schematic diagram showing the structure of the engaging slot and the engaging block of the present invention;
FIG. 4 is a schematic diagram of the structure of the sliding chute and the electric sliding block of the invention;
FIG. 5 is a schematic view of the interaction structure of the fixed block and the telescopic spring of the present invention;
fig. 6 is an enlarged schematic view of the structure of fig. 1 a according to the present invention.
In the figure: 1. a housing; 2. a fixing mechanism; 201. a lifting sleeve; 202. a limiting block; 203. a limit groove; 204. a lifting rod; 205. a support plate; 3. a first movable block; 4. a first movable hook; 5. a protective pad; 6. a servo motor; 7. a pneumatic cylinder; 8. a pneumatic rod; 9. a rotation mechanism; 901. a first connection block; 902. a clamping groove; 903. a clamping block; 904. a rotating shaft; 905. a second connection block; 10. a second movable block; 11. a second movable hook; 12. a drill bit; 13. a mounting block; 14. an electric lifting loop bar; 15. a collecting mechanism; 1501. a sampling box; 1502. a chute; 1503. an electric slide block; 1504. a scraping plate; 16. a buffer mechanism; 1601. a fixing bolt; 1602. a fixing plate; 1603. a telescopic sleeve; 1604. a fixed block; 1605. a telescopic spring; 1606. a telescopic rod; 17. a handle; 18. a magic tape; 19. silica gel antiskid cover.
Detailed Description
Referring to fig. 1-6, a soil sampling device for environmental monitoring includes a housing 1, a servo motor 6, a mounting block 13 and a buffer mechanism 16, wherein both sides of the housing 1 are welded with a fixing mechanism 2, a first movable block 3 is welded below the fixing mechanism 2, a first movable hook 4 is mounted on one side of the first movable block 3, a protection pad 5 is welded on one side of the first movable hook 4, the servo motor 6 is mounted above the housing 1, a pneumatic cylinder 7 is welded below the servo motor 6, a pneumatic rod 8 is mounted on the inner side of the pneumatic cylinder 7, a rotating mechanism 9 is mounted on one side of the pneumatic rod 8, a second movable block 10 is welded below the rotating mechanism 9, a second movable hook 11 is mounted on one side of the second movable block 10, a drill bit 12 is welded on one side of the second movable hook 11, a mounting block 13 is arranged on one side of the housing 1, an electric lifting loop bar 14 is welded on both sides of the mounting block 13, a collecting mechanism 15 is welded on one side of the electric lifting loop bar 14, a hook 16 is mounted on both sides of the housing 1, a handle is welded on one side of the buffer mechanism 16, a handle is attached to one side of the handle is attached to the handle, and a pair of the handle is attached to the handle 18.
Further, fixed establishment 2 includes lift sleeve 201, stopper 202, spacing groove 203, lifter 204 and backup pad 205, lift sleeve 201 all welds in shell 1 below both sides, stopper 202 is installed to lift sleeve 201 one side, spacing groove 203 has been seted up in the stopper 202 outside, spacing groove 203 one side is provided with lifter 204, the welding of lifter 204 below has backup pad 205, through being provided with lift sleeve 201, stopper 202, spacing groove 203, lifter 204 and backup pad 205, can play the effect of being convenient for fixed shell 1 to the device, can be convenient for fix the device more, device makes a round trip to rock when preventing the device from drilling, influence the drilling effect of device, lift sleeve 201 and lifter 204 can be convenient for adjust the height of backup pad 205 more, it is more convenient to use, thereby the degree of depth of drill bit 12 of being convenient for more.
Further, protection pad 5 is through first movable hook 4 and backup pad 205 swing joint, and protection pad 5 and backup pad 205 assorted, through being provided with first movable block 3, first movable hook 4 and protection pad 5, can be convenient for play the effect of a protection to backup pad 205 more, prevent when using backup pad 205 for a long time in ground contact produce wearing and tearing and lead to the surface unevenness of backup pad 205, influence subsequent use to the effectual result of use of improving the device.
Further, first connecting block 901, pneumatic rod 8 and shell 1 constitute elevation structure, and pneumatic rod 8 and pneumatic cylinder 7 assorted, through being provided with pneumatic cylinder 7 and pneumatic rod 8, can be convenient for more adjust the degree of depth of drill bit 12, can be according to the size of demand adjusting device, use more convenient to the effectual result of use who promotes the device.
Further, rotary mechanism 9 includes first connecting block 901, draw-in groove 902, fixture block 903, pivot 904 and second connecting block 905, first connecting block 901 welding is in pneumatic rod 8 below, draw-in groove 902 has been seted up to first connecting block 901 one side, fixture block 903 is installed to draw-in groove 902 one side, fixture block 903 one side welding has pivot 904, pivot 904 one side welding has second connecting block 905, through being provided with first connecting block 901, draw-in groove 902, fixture block 903, pivot 904 and second connecting block 905, can be convenient for more make drill bit 12 bore into soil inside, more use the manpower sparingly when using, it is more convenient to use, thereby the effectual result of use that promotes the device.
Further, drill bit 12 is through second movable hook 11 and second connecting block 905 swing joint, and drill bit 12 and second connecting block 905 parallel distribution, through being provided with second movable block 10, second movable hook 11 and drill bit 12, can be more convenient for change drill bit 12, prevent that drill bit 12 from using the surface for a long time and producing wearing and tearing or damaging, can't in time change, influence the subsequent use of device to the effectual result of use that promotes the device.
Further, sample box 1501, electric lift loop bar 14 and installation piece 13 constitute elevation structure, and electric lift loop bar 14 and sample box 1501 perpendicular distribution, through being provided with installation piece 13, electric lift loop bar 14 and sample box 1501, can be convenient for collect the soil of different degree of depth more, prevent that the soil of collecting is too unilateral, influences the result of detection, makes the use of device more convenient to the effectual result of use that has promoted the device.
Further, collect mechanism 15 includes sample box 1501, spout 1502, electronic slider 1503 and scrapes and get board 1504, sample box 1501 welds in electronic lift loop bar 14 one side, spout 1502 has all been seted up to sample box 1501 both sides, electronic slider 1503 is installed to the spout 1502 inboard, electronic slider 1503 one side welding has scrapes and gets board 1504, through being provided with spout 1502, electronic slider 1503 and scrape and get board 1504, can be convenient for collect soil more, need not to wait for inside the automatic inflow sample box 1501 of soil, can collect soil more convenient, it is more convenient to use to effectually promoted the result of use of the device.
Further, buffer gear 16 includes fixing bolt 1601, fixing plate 1602, flexible cover 1603, fixed block 1604, telescopic spring 1605 and telescopic link 1606, fixing bolt 1601 all screws up in shell 1 both sides, fixing plate 1602 is installed to fixing bolt 1601 one side, telescopic cover 1603 has been welded to fixing plate 1602 one side, inside welding of telescopic cover 1603 has fixed block 1604, telescopic spring 1605 has been welded to fixed block 1604 top, telescopic link 1606 has been welded to telescopic spring 1605 one side, through being provided with fixing bolt 1601, fixing plate 1602, telescopic cover 1603, fixed block 1604, telescopic spring 1605 and telescopic link 1606, can play the effect of a buffering to handle 17 of the device, the device can make the device produce and rock when drilling, telescopic cover 1603, fixed block 1604, telescopic spring 1605 and telescopic link 1606, the vibrations that the device brought for the user's hand, it is more convenient and comfortable to use, thereby the result of use of the device has been effectively promoted.
Further, silica gel antiskid cover 19 is through magic subsides 18 and handle 17 swing joint, and the magic is pasted 18 and is equidistant distribution in silica gel antiskid cover 19 one side, through being provided with handle 17, magic subsides 18 and silica gel antiskid cover 19, can be convenient for more carry out the antiskid to handle 17, prevent that handle 17 surface from producing the water stain when using, user's hand produces wet smooth when using, influences the subsequent use of device to the effectual result of use who promotes the device.
When in use, an external power supply is firstly connected, the drill bit 12 is pushed to drive the drill bit 12 to drive the second movable hook 11 to be fixedly connected with the second movable block 10, so that the drill bit 12 is fixedly connected with the second connecting block 905, then the second connecting block 905 is pushed to drive the rotating shaft 904, the rotating shaft 904 drives the clamping block 903 to be fixedly connected with the clamping groove 902, so that the rotating shaft 904 is fixedly connected with the air pressure rod 8, then the protection pad 5 is pushed to drive the protection pad 5 to drive the first movable hook 4 to be fixedly connected with the first movable block 3, so that the protection pad 5 is fixed below the supporting plate 205, the lifting rod 204 is pulled to enable the lifting rod 204 to move up and down to a proper position in the lifting sleeve 201, the limiting block 202 is inserted into the limiting groove 203 to fix the lifting rod 204, the silica gel anti-slip sleeve 19 is adhered outside the handle 17 through the magic tape 18, when the device starts to be used, the pneumatic cylinder 7 is opened to enable the pneumatic rod 8 to move up and down to a proper position in the pneumatic cylinder 7, then the drill bit 12 is erected on the ground, the servo motor 6 is opened to enable the servo motor 6 to drive the rotating shaft 904, the rotating shaft 904 drives the drill bit 12 to drill downwards, when the supporting plate 205 is attached to the ground surface, the servo motor 6 is closed to open the electric lifting sleeve rod 14 to enable the electric lifting sleeve rod 14 to drive the sampling box 1501 to extend outwards into soil, the electric sliding block 1503 is opened to enable the electric sliding block 1503 to drive the scraping plate 1504 to move up and down in the sliding groove 1502, soil is scraped into the sampling box 1501, the electric lifting sleeve rod 14 is opened to close the sampling box 1501, finally the servo motor 6 is opened to enable the servo motor 6 to drive the rotating shaft 904 to rotate reversely, and the drill bit 12 is pulled out, wherein the type of the servo motor 6 is as follows: YE2-132S-4, model of the pneumatic cylinder 7 is: XYDH 24-800, the model of the electric lifting loop bar 14 is: YS-NZ100-12A, motor block 1503 is model number: PKH40.
Claims (1)
1. The utility model provides a soil sampling device for environmental monitoring, includes shell (1), servo motor (6), installation piece (13) and buffer gear (16), its characterized in that: the utility model discloses a handle, including shell (1), fixed establishment (2) both sides all weld, and fixed establishment (2) below welding has first movable block (3), first movable hook (4) are installed to first movable hook (3) one side, and first movable hook (4) one side welding has protection pad (5), servo motor (6) are installed in shell (1) top, and servo motor (6) below welding has pneumatic cylinder (7), pneumatic rod (8) are installed to pneumatic rod (7) inboard, and pneumatic rod (8) one side installs rotary mechanism (9), rotary mechanism (9) below welding has second movable block (10), and second movable block (10) one side installs second movable hook (11), and second movable hook (11) one side welding has drill bit (12) simultaneously, installation piece (13) set up in shell (1) one side, and installation piece (13) both sides all weld electric lift loop bar (14) simultaneously, electric lift loop bar (14) one side welding has charge mechanism (15), buffer gear (16) are installed in shell (1) side (16) and are all pasted in handle (17) one side, handle (17) are all pasted to one side, one side of the magic tape (18) is stuck with a silica gel anti-skid sleeve (19);
the fixing mechanism (2) comprises a lifting sleeve (201), limiting blocks (202), limiting grooves (203), lifting rods (204) and supporting plates (205), wherein the lifting sleeve (201) is welded on two sides below the shell (1), the limiting blocks (202) are arranged on one side of the lifting sleeve (201), the limiting grooves (203) are formed in the outer sides of the limiting blocks (202), the lifting rods (204) are arranged on one side of the limiting grooves (203), and the supporting plates (205) are welded below the lifting rods (204);
the protection pad (5) is movably connected with the support plate (205) through a first movable hook (4), and the protection pad (5) is matched with the support plate (205);
the rotating mechanism (9) comprises a first connecting block (901), a clamping groove (902), a clamping block (903), a rotating shaft (904) and a second connecting block (905), wherein the first connecting block (901) is welded below the air pressure rod (8), the clamping groove (902) is formed in one side of the first connecting block (901), the clamping block (903) is mounted on one side of the clamping groove (902), the rotating shaft (904) is welded on one side of the clamping block (903), and the second connecting block (905) is welded on one side of the rotating shaft (904);
the first connecting block (901), the air pressure rod (8) and the shell (1) form a lifting structure, and the air pressure rod (8) is matched with the air pressure cylinder (7);
the drill bits (12) are movably connected with the second connecting block (905) through the second movable hooks (11), and the drill bits (12) are distributed in parallel with the second connecting block (905);
the collecting mechanism (15) comprises a sampling box (1501), sliding grooves (1502), electric sliding blocks (1503) and scraping plates (1504), wherein the sampling box (1501) is welded on one side of an electric lifting sleeve rod (14), the sliding grooves (1502) are formed in two sides of the sampling box (1501), the electric sliding blocks (1503) are arranged on the inner sides of the sliding grooves (1502), and the scraping plates (1504) are welded on one side of the electric sliding blocks (1503);
the sampling box (1501), the electric lifting sleeve rod (14) and the mounting block (13) form a lifting structure, and the electric lifting sleeve rod (14) and the sampling box (1501) are vertically distributed;
the buffer mechanism (16) comprises fixing bolts (1601), fixing plates (1602), telescopic sleeves (1603), fixing blocks (1604), telescopic springs (1605) and telescopic rods (1606), wherein the fixing bolts (1601) are all screwed on two sides of a shell (1), the fixing plates (1602) are arranged on one side of each fixing bolt (1601), the telescopic sleeves (1603) are welded on one side of each fixing plate (1602), the fixing blocks (1604) are welded inside the telescopic sleeves (1603), the telescopic springs (1605) are welded above the fixing blocks (1604), and the telescopic rods (1606) are welded on one side of each telescopic spring (1605);
the silica gel anti-skid cover (19) is movably connected with the handle (17) through the magic tape (18), and the magic tape (18) is distributed at equal intervals on one side of the silica gel anti-skid cover (19);
opening the electric slide block (1503) to enable the electric slide block (1503) to drive the scraping plate (1504) to move up and down in the sliding groove (1502) so as to scrape soil into the sampling box (1501).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110399494.5A CN112881075B (en) | 2021-04-14 | 2021-04-14 | Soil sampling device for environmental monitoring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110399494.5A CN112881075B (en) | 2021-04-14 | 2021-04-14 | Soil sampling device for environmental monitoring |
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| CN112881075A CN112881075A (en) | 2021-06-01 |
| CN112881075B true CN112881075B (en) | 2023-07-28 |
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| CN202110399494.5A Active CN112881075B (en) | 2021-04-14 | 2021-04-14 | Soil sampling device for environmental monitoring |
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| CN116609112B (en) * | 2023-06-02 | 2024-02-27 | 重庆大学 | Rock soil test detection soil sampling device and use method |
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| CN109187080A (en) * | 2018-11-15 | 2019-01-11 | 合肥华盖生物科技有限公司 | A kind of biological soil enzyme activity determination soil sample collector |
| CN109884270A (en) * | 2019-02-23 | 2019-06-14 | 河南城建学院 | A kind of reallocation of land soil measuring device |
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| CN208854844U (en) * | 2018-05-25 | 2019-05-14 | 镇江丰成特种工具有限公司 | One kind being convenient for changing grooved bit |
| CN208818519U (en) * | 2018-08-20 | 2019-05-03 | 山东泰诺检测科技有限公司 | A kind of Soil K+adsorption sampler |
| CN209081180U (en) * | 2018-08-28 | 2019-07-09 | 胡本强 | A kind of elevator car bottom vibration absorber |
| CN210051575U (en) * | 2019-06-17 | 2020-02-11 | 江苏博越环境检测有限公司 | Soil sampler |
| CN110524726B (en) * | 2019-09-06 | 2020-07-24 | 浙江利恩工程设计咨询有限公司 | Fitment is with heat preservation wall drilling equipment |
| CN211477679U (en) * | 2019-12-19 | 2020-09-11 | 广东天人不动产测绘规划有限公司 | Sampling device for geological survey and drawing |
| CN212030975U (en) * | 2020-04-28 | 2020-11-27 | 合肥学院 | Portable soil stratified sampling device |
| CN212363707U (en) * | 2020-05-19 | 2021-01-15 | 内蒙古蒙苒生物科技有限公司 | Multilayer sampling device for soil restoration |
| CN112338263A (en) * | 2020-11-11 | 2021-02-09 | 黎艳芳 | Flexible intelligent precise transmission device of numerical control machine tool |
| CN112483891B (en) * | 2020-11-30 | 2022-07-22 | 河南职业技术学院 | Device for adding additive into high-pressure gas container |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109187080A (en) * | 2018-11-15 | 2019-01-11 | 合肥华盖生物科技有限公司 | A kind of biological soil enzyme activity determination soil sample collector |
| CN109884270A (en) * | 2019-02-23 | 2019-06-14 | 河南城建学院 | A kind of reallocation of land soil measuring device |
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| CN112881075A (en) | 2021-06-01 |
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