CN113029651B - Hydraulic deep soil sampler - Google Patents
Hydraulic deep soil sampler Download PDFInfo
- Publication number
- CN113029651B CN113029651B CN202110257676.9A CN202110257676A CN113029651B CN 113029651 B CN113029651 B CN 113029651B CN 202110257676 A CN202110257676 A CN 202110257676A CN 113029651 B CN113029651 B CN 113029651B
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- Prior art keywords
- soil sampling
- soil
- fixedly connected
- box
- hydraulic pump
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- Expired - Fee Related
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- 239000002689 soil Substances 0.000 title claims abstract description 69
- 238000005527 soil sampling Methods 0.000 claims abstract description 115
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims 2
- 238000005070 sampling Methods 0.000 abstract description 10
- 208000032822 Ring chromosome 11 syndrome Diseases 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004071 biological effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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
Landscapes
- 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)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention discloses a hydraulic deep soil sampler, which comprises a hydraulic pump, a connecting piece connected with the output end of the hydraulic pump, and a soil sampling device in transmission connection with the hydraulic pump through the connecting piece; the soil sampling device comprises a soil sampling cylinder, a soil sampling box is detachably and rotatably connected above the soil sampling cylinder, and a connecting piece penetrates through the soil sampling box and extends into the soil sampling cylinder; the top end of the soil taking box is fixedly connected with a mounting frame, and the hydraulic pump is mounted on the mounting frame. The hydraulic deep soil sampler provided by the invention has the advantages that the structure is simple, the use is convenient, the hydraulic pump is used for providing power, the manpower is greatly saved, the soil sampler can be used for sampling and lifting the soil out of the ground easily, the collected soil can enter the soil sampling box, the pollution to the soil sampling is avoided, and the soil sampling efficiency is improved.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a hydraulic deep soil sampler.
Background
The soil properties comprise physical, chemical, biological and radioactive properties of soil, the research on the soil properties can be applied to a plurality of fields, particularly agriculture, forestry and the like, and the nitrogen condition in the soil can be known through the acquisition research on deep soil. Therefore, the collection of the soil, especially the collection of the deep soil, has important practical significance.
At present common soil sampling instrument is handheld foot-operated geotome mainly, and its structure sets up a geotome at the body of rod front end, and the body of rod is held to the hand during use, and the foot is stepped on and is put into the geotome with the geotome and take a sample downwards hard. The soil sampling tool has the following defects that when hard soil is met, the soil sampling cylinder is quite difficultly inserted into the soil by forcibly stepping on the pedal, so that the sampling is difficult. And when the sample soil is taken out, the soil sampling cylinder is easy to be separated, and the soil sampling cylinder is easy to be polluted by other soil.
Disclosure of Invention
The invention aims to provide a hydraulic deep soil sampler, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a hydraulic deep soil sampler, which comprises a hydraulic pump, a connecting piece connected with the output end of the hydraulic pump, and a soil sampling device in transmission connection with the hydraulic pump through the connecting piece; the soil sampling device comprises a soil sampling cylinder, a soil sampling box is detachably and rotatably connected above the soil sampling cylinder, and the connecting piece penetrates through the soil sampling box and extends into the soil sampling cylinder; the top end of the soil taking box is fixedly connected with a mounting frame, and the hydraulic pump is mounted on the mounting frame.
Preferably, the connecting piece comprises a connecting rod fixedly connected with the output shaft of the hydraulic pump, a limiting plate is fixedly sleeved on the connecting rod, and the limiting plate is arranged in the soil sampling box; the limiting plate is fixedly connected with a limiting block at the edge of the bottom surface of the limiting plate, a limiting groove is formed in the top end of the soil sampling cylinder, the limiting groove corresponds to the limiting block, and the soil sampling cylinder is in transmission connection with the hydraulic pump through the limiting plate.
Preferably, the connecting rod comprises a rotating shaft fixedly connected with the output shaft of the hydraulic pump, the bottom end of the rotating shaft is detachably connected with a rotating rod, the bottom end of the rotating rod penetrates through the soil sampling box and extends into the soil sampling cylinder, and the limiting plate is fixedly connected with the rotating rod; the bottom of the rotating rod is fixedly connected with an auger blade, the auger blade is positioned below the limiting plate, and the length of the auger blade is not more than that of the soil sampling cylinder; the top of the soil sampling cylinder is provided with a through hole, and the auger blade is matched with the through hole.
Preferably, the soil sampling box comprises a box body and a box cover, the box body is detachably and rotatably connected with the soil sampling cylinder, a connecting ring is arranged between the box body and the box cover, and the box body is in limit fit with the box cover through the connecting ring; the bottom of the inner side of the connecting ring is fixedly connected with a first sliding block, the top of the inner side of the connecting ring is fixedly connected with a second sliding block, the top end of the box body is provided with a first sliding groove matched with the first sliding block, the bottom end of the box cover is provided with a second sliding groove matched with the second sliding block, and the box body and the box cover are both connected with the connecting ring in a sliding manner; the connecting ring is characterized in that a connecting block is fixedly connected to the inner side of the connecting ring, the connecting block is located between the box body and the box cover, an open groove is formed in the limiting plate and the limiting block, and the connecting block is matched with the open groove.
Preferably, the connecting block is fixedly sleeved with a supporting block, the upper end and the lower end of the supporting block are fixedly connected with connecting balls, and the supporting block is connected with the box cover and the box body in a limiting sliding mode through the connecting balls.
Preferably, the outer side wall of the connecting ring is circumferentially and fixedly connected with a spiral rib, and the cross section of the spiral rib is triangular.
Preferably, the mounting frame comprises threaded rods symmetrically fixed at two ends of the top surface of the soil sampling box, sliding sleeves are slidably sleeved on the threaded rods, a mounting plate is fixedly connected between the two sliding sleeves, and the hydraulic pump is fixedly mounted at the top end of the mounting plate; threaded connection has stop nut on the threaded rod, stop nut set up in the sliding sleeve bottom, threaded rod top fixedly connected with baffle.
Preferably, a grab handle is fixedly connected to the sliding sleeve.
Preferably, the opening end of the soil sampling cylinder is provided with a soil sampling blade, and the side wall of the soil sampling cylinder is provided with a soil sampling port extending from the soil sampling blade along the axial direction of the soil sampling cylinder.
Preferably, a plurality of triangular pyramids are fixedly connected to the inner wall of the soil sampling cylinder, and the triangular pyramids are distributed spirally.
The invention discloses the following technical effects: the hydraulic deep soil sampler provided by the invention has the advantages that the structure is simple, the use is convenient, the hydraulic pump is used for providing power, the manpower is greatly saved, the soil sampler can be used for sampling and lifting the soil out of the ground easily, the collected soil can enter the soil sampling box, the pollution to the soil sampling is avoided, and the soil sampling efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a schematic structural view of a soil sampling state of the hydraulic deep soil sampler of the present invention;
FIG. 2 is a schematic structural view of the hydraulic deep soil sampler in a lifting state;
FIG. 3 is a partial enlarged view of A in FIG. 1;
FIG. 4 is a schematic structural diagram of a limiting plate;
FIG. 5 is a schematic structural view of a soil sampling cylinder;
wherein, the hydraulic pump-1; a soil sampling cylinder-2; taking a soil box-3; a limiting plate-4; a limiting block-5; a rotating shaft-6; a rotating rod-7; a packing auger blade-8; a box body-9; a box cover-10; a connecting ring-11; a first slider-12; a second slider-13; a connecting block-14; an open slot-15; a support block-16; a connecting ball-17; -18, a helical rib; a threaded rod-19; a sliding sleeve-20; a mounting plate-21; a limiting nut-22; a baffle-23; a handle-24; a soil taking blade-25; a soil taking port-26; triangular pyramid-27; an elastic limit ring-28; a limit baffle-29.
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.
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description thereof.
The invention provides a hydraulic deep soil sampler, which comprises a hydraulic pump 1, a connecting piece connected with the output end of the hydraulic pump 1, and a soil sampler in transmission connection with the hydraulic pump 1 through the connecting piece; the soil sampling device comprises a soil sampling cylinder 2, a soil sampling box 3 is detachably and rotatably connected above the soil sampling cylinder 2, and a connecting piece penetrates through the soil sampling box 3 and extends into the soil sampling cylinder 2; the top end of the soil sampling box 3 is fixedly connected with a mounting frame, and the hydraulic pump 1 is installed on the mounting frame. The connecting piece comprises a connecting rod fixedly connected with an output shaft of the hydraulic pump 1, a limiting plate 4 is fixedly sleeved on the connecting rod, and the limiting plate 4 is arranged in the soil sampling box 3; limiting plate 4 bottom surface edge fixedly connected with stopper 5, the spacing groove has been seted up on 2 tops of a soil sampling section of thick bamboo, and the spacing groove corresponds the setting with stopper 5, and a soil sampling section of thick bamboo 2 is connected with 1 transmission of hydraulic pump through limiting plate 4. The mounting frame comprises threaded rods 19 symmetrically fixed at two ends of the top surface of the soil sampling box 3, sliding sleeves 20 are slidably sleeved on the threaded rods 19, grab handles 24 are fixedly connected to the sliding sleeves 20, a mounting plate 21 is fixedly connected between the two sliding sleeves 20, and the hydraulic pump 1 is fixedly mounted at the top end of the mounting plate 21; threaded connection has stop nut 22 on the threaded rod 19, and stop nut 22 sets up in the sliding sleeve 20 bottom, and threaded rod 19 top fixedly connected with baffle 23.
Further, the connecting rod comprises a rotating shaft 6 fixedly connected with an output shaft of the hydraulic pump 1, the bottom end of the rotating shaft 6 is detachably connected with a rotating rod 7, the bottom end of the rotating rod 7 penetrates through the soil sampling box 3 and extends into the soil sampling cylinder 2, and the limiting plate 4 is fixedly connected with the rotating rod 7; the bottom of the rotating rod 7 is fixedly connected with an auger blade 8, the auger blade 8 is positioned below the limiting plate 4, and the length of the auger blade 8 is not more than that of the soil sampling cylinder 2; the top of the soil sampling cylinder 2 is provided with a through hole, and the auger blade 8 is matched with the through hole.
Further, the soil sampling box 3 comprises a box body 9 and a box cover 10, the box body 9 is detachably and rotatably connected with the soil sampling cylinder 2, a connecting ring 11 is arranged between the box body 9 and the box cover 10, and the box body 9 is in limit fit with the box cover 10 through the connecting ring 11; the bottom of the inner side of the connecting ring 11 is fixedly connected with a first slide block 12, the top of the inner side of the connecting ring 11 is fixedly connected with a second slide block 13, the top end of the box body 9 is provided with a first slide groove matched with the first slide block 12, the bottom end of the box cover 10 is provided with a second slide groove matched with the second slide block 13, and the box body 9 and the box cover 10 are both connected with the connecting ring 11 in a sliding manner; the inner side of the connecting ring 11 is fixedly connected with a connecting block 14, the connecting block 14 is positioned between the box body 9 and the box cover 10, an open groove 15 is formed in the limiting plate 4 and the limiting block 5, and the connecting block 14 is matched with the open groove 15. In order to ensure the stability between the box body 9 and the box cover 10, a supporting block 16 is fixedly sleeved on the connecting block 14, the upper end and the lower end of the supporting block 16 are fixedly connected with connecting balls 17, and the supporting block 16 is respectively connected with the box cover 10 and the box body 9 in a limiting sliding mode through the connecting balls 17. In order to conveniently take out the soil sampler from the soil layer, a spiral rib 18 is fixedly connected to the outer side wall of the connecting ring 11 in the circumferential direction, and the section of the spiral rib 18 is triangular.
Furthermore, in order to facilitate soil sampling, a soil sampling blade 25 is arranged at the opening end of the soil sampling barrel 2, and a soil sampling port 26 extending from the soil sampling blade 25 along the axial direction of the soil sampling barrel 2 is arranged on the side wall of the soil sampling barrel 2; in order to prevent the sampling soil from falling off from the soil sampling cylinder 2, a plurality of triangular pyramids 27 are fixedly connected to the inner wall of the soil sampling cylinder 2, and the triangular pyramids 27 are distributed spirally.
When sampling, the position of the limiting nut 22 is adjusted to enable the limiting block 5 to be inserted into the limiting groove, the hydraulic pump 1 is started, the connecting rod is used for driving the limiting plate 4 to rotate, the limiting plate 4 is used for driving the soil taking barrel 2 to rotate, so that sampling is performed by the auger blade 8 and the soil taking barrel 2 on the connecting rod, and during sampling, the bottom end of the auger blade 8 is easy to enter a soil body and is combined with the soil body to form a certain gripping force to drive the soil taking barrel 2 to enter the soil body to be inserted into the soil body, so that sampling is facilitated; after sampling is finished, the hydraulic pump 1 and the auger blade 8 are lifted up through the grab handle 24, the limiting plate 4 is lifted up along with the auger blade 8, part of sample soil is brought into the soil sampling box 3 by the auger blade 8, the sample soil is prevented from being polluted when the soil sampling device is taken out, when the limiting plate 4 is lifted up to the top of the soil sampling box 3, part of the auger blade 8 is still positioned in the through hole at the top of the soil sampling cylinder 2, the through hole is sealed by the rotation of the auger blade 8, and the sample soil in the soil sampling box 3 is prevented from falling; in addition, when the limiting plate 4 is lifted to the top of the soil sampling box 3, the connecting block 14 on the connecting ring 11 is inserted into the open groove 15 of the rotating limiting plate 4, the limiting plate 4 is used for driving the connecting ring 11 to rotate, and the acting force generated by the spiral rib 18 on the connecting ring 11 and the soil layer is used for assisting the soil sampler to be lifted until the soil sampler is taken out of the soil layer.
In another embodiment of the present invention, in order to prevent the sample soil in the soil sampling cylinder 2 from falling off from the soil sampling cylinder 2 during the lifting process, an anti-drop mechanism is arranged at the inner side of the bottom end of the soil sampling cylinder 2, the anti-drop mechanism includes an elastic limiting ring 28 capable of deforming, a limiting baffle 29 is fixedly arranged on the elastic limiting ring 28 in an inclined manner, the limiting baffle 29 is inclined towards the cylinder bottom direction of the soil sampling cylinder 2, and the cross section of the limiting baffle 29 is triangular; a limiting clamping groove is formed in the inner wall of the soil sampling cylinder 2, and the elastic limiting ring 28 is matched with the limiting clamping groove; when the soil sampling device is used, the elastic limiting ring 28 and the limiting baffle 29 are inserted into the limiting clamping groove from the soil sampling port 26, and the soil sampling cylinder 2 plays a role in lifting by utilizing the limiting baffle 29 when soil is sampled, so that the situation that the sample soil drops from the soil sampling cylinder 2 in the process of lifting is avoided.
The hydraulic deep soil sampler provided by the invention has the advantages that the structure is simple, the use is convenient, the hydraulic pump 1 is used for providing power, the manpower is greatly saved, the soil sampler can be used for sampling easily, the probability that a soil sample falls from the soil sampler can be reduced when the soil sampler is lifted out of the ground, meanwhile, the collected soil can be sent into the soil sampling box 3 to be isolated from the external soil, the pollution to the soil sample is avoided, and the soil sampling efficiency is improved.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (6)
1. The utility model provides a hydraulic pressure deep soil geotome which characterized in that: the soil sampler comprises a hydraulic pump (1), a connecting piece connected with the output end of the hydraulic pump (1), and a soil sampling device in transmission connection with the hydraulic pump (1) through the connecting piece; the soil sampling device comprises a soil sampling cylinder (2), a soil sampling box (3) is detachably and rotatably connected above the soil sampling cylinder (2), and the connecting piece penetrates through the soil sampling box (3) and extends into the soil sampling cylinder (2); the top end of the soil sampling box (3) is fixedly connected with an installation frame, and the hydraulic pump (1) is installed on the installation frame;
the connecting piece comprises a connecting rod fixedly connected with an output shaft of the hydraulic pump (1), a limiting plate (4) is fixedly sleeved on the connecting rod, and the limiting plate (4) is arranged in the soil sampling box (3); the edge of the bottom surface of the limiting plate (4) is fixedly connected with a limiting block (5), the top end of the soil sampling cylinder (2) is provided with a limiting groove, the limiting groove is arranged corresponding to the limiting block (5), and the soil sampling cylinder (2) is in transmission connection with the hydraulic pump (1) through the limiting plate (4);
the connecting rod comprises a rotating shaft (6) fixedly connected with an output shaft of the hydraulic pump (1), the bottom end of the rotating shaft (6) is detachably connected with a rotating rod (7), the bottom end of the rotating rod (7) penetrates through the soil sampling box (3) and extends into the soil sampling cylinder (2), and the limiting plate (4) is fixedly connected with the rotating rod (7); the bottom of the rotating rod (7) is fixedly connected with an auger blade (8), the auger blade (8) is positioned below the limiting plate (4), and the length of the auger blade (8) is not more than that of the soil sampling cylinder (2); the top of the soil sampling cylinder (2) is provided with a through hole, and the auger blade (8) is matched with the through hole;
the soil sampling box (3) comprises a box body (9) and a box cover (10), the box body (9) is detachably and rotatably connected with the soil sampling cylinder (2), a connecting ring (11) is arranged between the box body (9) and the box cover (10), and the box body (9) is in limit fit with the box cover (10) through the connecting ring (11); the bottom of the inner side of the connecting ring (11) is fixedly connected with a first sliding block (12), the top of the inner side of the connecting ring (11) is fixedly connected with a second sliding block (13), the top end of the box body (9) is provided with a first sliding groove matched with the first sliding block (12), the bottom end of the box cover (10) is provided with a second sliding groove matched with the second sliding block (13), and the box body (9) and the box cover (10) are both in sliding connection with the connecting ring (11); a connecting block (14) is fixedly connected to the inner side of the connecting ring (11), the connecting block (14) is located between the box body (9) and the box cover (10), open grooves (15) are formed in the limiting plate (4) and the limiting block (5), and the connecting block (14) is matched with the open grooves (15);
the outer side wall of the connecting ring (11) is circumferentially and fixedly connected with a spiral rib (18), and the cross section of the spiral rib (18) is triangular.
2. The hydraulic deep soil sampler of claim 1, wherein: the box is characterized in that a supporting block (16) is fixedly sleeved on the connecting block (14), connecting balls (17) are fixedly connected to the upper end and the lower end of the supporting block (16), and the supporting block (16) is connected with the box cover (10) and the box body (9) in a limiting sliding mode through the connecting balls (17).
3. The hydraulic deep soil sampler of claim 1, wherein: the mounting rack comprises threaded rods (19) symmetrically fixed at two ends of the top surface of the soil sampling box (3), sliding sleeves (20) are sleeved on the threaded rods (19) in a sliding manner, a mounting plate (21) is fixedly connected between the two sliding sleeves (20), and the hydraulic pump (1) is fixedly mounted at the top end of the mounting plate (21); threaded connection has stop nut (22) on threaded rod (19), stop nut (22) set up in sliding sleeve (20) bottom, threaded rod (19) top fixedly connected with baffle (23).
4. The hydraulic deep soil sampler of claim 3, wherein: a grab handle (24) is fixedly connected to the sliding sleeve (20).
5. The hydraulic deep soil sampler of claim 1, wherein: the soil sampling device is characterized in that a soil sampling blade (25) is arranged at the opening end of the soil sampling cylinder (2), and a soil sampling opening (26) extending from the soil sampling blade (25) along the axial direction of the soil sampling cylinder (2) is formed in the side wall of the soil sampling cylinder (2).
6. The hydraulic deep soil sampler of claim 5, wherein: the soil sampling cylinder is characterized in that the inner wall of the soil sampling cylinder (2) is fixedly connected with a plurality of triangular pyramids (27), and the triangular pyramids (27) are distributed in a spiral shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110257676.9A CN113029651B (en) | 2021-03-09 | 2021-03-09 | Hydraulic deep soil sampler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110257676.9A CN113029651B (en) | 2021-03-09 | 2021-03-09 | Hydraulic deep soil sampler |
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| CN113029651A CN113029651A (en) | 2021-06-25 |
| CN113029651B true CN113029651B (en) | 2022-09-06 |
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| CN202110257676.9A Expired - Fee Related CN113029651B (en) | 2021-03-09 | 2021-03-09 | Hydraulic deep soil sampler |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207439715U (en) * | 2017-11-03 | 2018-06-01 | 刘焱春 | Ground sampler in a kind of geotechnical engineering |
| CN108731971B (en) * | 2018-06-08 | 2024-04-09 | 刘帮银 | Automatic soil sampler |
| CN109269829A (en) * | 2018-10-15 | 2019-01-25 | 德阳市焱晟测绘服务有限公司 | A kind of hand-held drilling apparatus of splashproof |
| CN210293750U (en) * | 2019-05-20 | 2020-04-10 | 武汉中力岩土工程有限公司 | Soil sampler |
| CN110208036A (en) * | 2019-07-11 | 2019-09-06 | 吉林工程技术师范学院 | A kind of mining detection sampler |
| CN110441086A (en) * | 2019-08-08 | 2019-11-12 | 河北工程大学 | A kind of selenium-rich soil detection device and its application method |
| CN110823627A (en) * | 2019-11-19 | 2020-02-21 | 成都赋阳技术开发有限公司 | Soil sampling and detecting device |
| CN211825153U (en) * | 2020-04-15 | 2020-10-30 | 河南省农业科学院农业质量标准与检测技术研究所 | Be used for soil monitoring sampling mechanism |
| CN212340703U (en) * | 2020-06-01 | 2021-01-12 | 朱凤银 | Building engineering is with portable contaminated soil sampling device |
| CN212228448U (en) * | 2020-06-17 | 2020-12-25 | 柳春 | Agricultural technology promotes and uses soil sampling device |
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