CN114166551A - Soil sample collecting device - Google Patents
Soil sample collecting device Download PDFInfo
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- CN114166551A CN114166551A CN202111294379.8A CN202111294379A CN114166551A CN 114166551 A CN114166551 A CN 114166551A CN 202111294379 A CN202111294379 A CN 202111294379A CN 114166551 A CN114166551 A CN 114166551A
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- fixedly connected
- rod
- soil
- soil sample
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- 239000002689 soil Substances 0.000 title claims abstract description 68
- 238000004140 cleaning Methods 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 20
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 12
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 12
- 241001330002 Bambuseae Species 0.000 abstract description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 12
- 239000011425 bamboo Substances 0.000 abstract description 12
- 238000001125 extrusion Methods 0.000 description 5
- 230000005489 elastic deformation Effects 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000005527 soil sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Geology (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Remote Sensing (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of soil sample collection and discloses a soil sample collection device which comprises a support frame, wherein a protection barrel is arranged at the middle shaft of the support frame, a plurality of moving holes are formed in the outer surface of the protection barrel, a hydraulic telescopic rod is fixedly connected inside the protection barrel, and a motor is fixedly connected to the top of the hydraulic telescopic rod. This soil sample collection equipment, setting through the device, the drill bit can punch on soil earlier, and then be convenient for follow-up collection to soil, when reaching a certain position, hydraulic telescoping rod's regulation can make the bulge loop extrude the collection pipe, can make the collection pipe shift out a protection section of thick bamboo and then reach the purpose of gathering soil under the extruded effect, after soil collection completion, the collection pipe can enter into the inside of collection pipe, and then reach the protection to soil, prevent that the soil of the different degree of depth from mixing together, and influence the collection effect.
Description
Technical Field
The invention relates to the technical field of soil sample collection, in particular to a soil sample collection device.
Background
Soil is the source spring that provides the required nutrition of crops growth, soil quality directly influences the growth vigor and the output of crops, obtain the information of soil nutrient composition, just can monitor soil, in time supply the nutrient composition that soil lacks, thereby guarantee the healthy growth of crops, at present stage, the acquirement of soil nutrient information, mostly obtain through soil sample in laboratory analysis, the quality of sampling has been decided to the good or bad of soil sampling instrument sampling performance, especially soil sample peels off from the soil sample thief clean fast, influence efficiency and to the accurate analysis of soil composition.
And current soil sample collection efficiency is not high, no matter be the mode of manual sample or automatic sample, is the independent collection to the soil sample of a certain degree of depth mostly, and is consuming time relatively longer, when gathering certain degree of depth soil, can not protect its soil moreover, and the device is when withdrawing in the time, and the soil of each degree of depth mixes together, and then influences the follow-up detection of soil.
Disclosure of Invention
The present invention is directed to a soil sample collecting device to solve the above problems of the related art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a soil sample collection equipment, includes the support frame, the axis department of support frame is provided with a protection section of thick bamboo, a plurality of removal hole has been seted up to the surface of a protection section of thick bamboo, the inside fixedly connected with hydraulic telescoping rod of a protection section of thick bamboo, hydraulic telescoping rod's top fixedly connected with motor, hydraulic telescoping rod keeps away from the one end fixedly connected with drill bit of motor, wherein, a plurality of the inside in removal hole slides respectively and is provided with the collection pipe, the bottom surface fixedly connected with arc dwang of collection pipe, the one end that the collection pipe was kept away from to the arc dwang is articulated with the inner wall of a protection section of thick bamboo, the surface axis department of arc dwang passes through reset spring fixed connection with the inner wall of a protection section of thick bamboo, hydraulic telescoping rod's surface fixedly connected with bulge loop, the setting is drawn empty to hydraulic telescoping rod's inside.
Preferably, the left end of the collecting pipe is arranged in a triangular cone shape, the top of the collecting pipe is provided with a collecting groove, the right end of the collecting pipe is arranged in an arc shape, and the right end of the collecting pipe has elasticity.
Preferably, gather the inside axis department fixedly connected with arc elastic rod of pipe, the inside of arc elastic rod is hollowed out and is set up, the spout has been seted up on the top lateral wall of arc elastic rod, wherein, both ends slide respectively about the inside of arc elastic rod and are provided with the removal ball, two the supplementary awl of top fixedly connected with of removal ball, two fixedly connected with extension spring, two between the removal ball supplementary awl slides and sets up in the inside of spout and extends to the outside.
Preferably, the output end of the hydraulic telescopic rod faces the outer surface of the collecting pipe and is provided with a circular groove, a rotating ring is arranged inside the circular groove and is rotatably connected with the hydraulic telescopic rod, the outer surface of the rotating ring is hinged with a plurality of straight rods, and the center shafts of the outer surfaces of the straight rods are fixedly connected with arc-shaped pull rods respectively.
Preferably, one end, far away from the straight rod, of each of the arc-shaped pull rods is fixedly connected with the inner wall of the protection cylinder, and one end, far away from the rotating ring, of each of the arc-shaped pull rods is fixedly connected with the swinging spring.
Preferably, one end of the oscillating spring, which is far away from the straight rod, is fixedly connected with an arc cleaning plate, and one end of the arc cleaning plate, which is far away from the oscillating spring, is in contact with the outer surface of the collection pipe.
Preferably, an auxiliary straight rod is hinged to the middle shaft of the outer surface of the arc-shaped rotating rod on the lower side.
Preferably, the auxiliary straight rod is obliquely arranged, and the auxiliary cleaning ring is fixedly connected to one end, far away from the arc-shaped rotating rod, of the auxiliary straight rod.
Preferably, the auxiliary cleaning ring is sleeved on the outer surface of the output end of the hydraulic telescopic rod in a sliding manner
Compared with the prior art, the invention has the beneficial effects that:
(1) this soil sample collection equipment, setting through the device, the drill bit can punch on soil earlier, and then be convenient for follow-up collection to soil, when reaching a position, hydraulic telescoping rod's regulation can make the bulge loop extrude the collection pipe, can make the collection pipe shift out a protection section of thick bamboo and then reach the purpose of gathering soil under the extruded effect, after soil collection completion, the collection pipe can enter into the inside of collection pipe, and then reach the protection to soil, prevent that the soil of the different degree of depth from mixing together, and influence the collection effect.
(2) This soil sample collection equipment, owing to set the tip at the collection pipe to the triangle-shaped, be convenient for gather the entering of pipe like this, simultaneously, the extrusion of bulge loop can make the bottom of gathering the pipe take place to warp, can make arc elastic rod take place elastic deformation under the deformation effect, and then remove the ball and can remove along its inside emergence under its elastic deformation effect, and then make supplementary awl have a lateral pulling force for soil to this has been convenient for soil and has entered into the inside of gathering the pipe.
(3) This soil sample collection equipment when hydraulic telescoping rod depth regulation, can make the straight-bar take place to rotate under the effect of arc pull rod, and then can make its rotation effect drive swing spring and take place to remove to this can make arc cleaning plate remove along the surface of gathering the pipe, and then utilizes this removal effect, can reach the purpose to gathering the outer surface clearance of pipe, has prevented to gather and manages a large amount of earth of surface absorption.
(4) This soil sample collection equipment, the rotation of arc dwang can make the supplementary straight-bar emergence that the slope set up reciprocate simultaneously, under the removal effect, can drive supplementary clearance circle and remove the clearance along the surface of hydraulic telescoping rod's output, and then can prevent that hydraulic telescoping rod output surface from adsorbing a large amount of earth, and influence next use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the overall construction of the present invention;
FIG. 3 is an enlarged view of A of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of the overall construction of a collection tube according to the present invention;
FIG. 5 is a schematic view of the overall structure of the rotating ring of the present invention;
FIG. 6 is a schematic view of the overall structure of the arcuate cleaning plate of the present invention.
In the figure: 1. a support frame; 11. a protective cylinder; 12. moving the hole; 2. a hydraulic telescopic rod; 21. a motor; 22. a drill bit; 3. a collection tube; 4. an arc-shaped rotating rod; 41. a reset spring; 42. a convex ring; 5. a collection tank; 6. an arc-shaped elastic rod; 61. a chute; 62. moving the ball; 63. a tension spring; 64. an auxiliary cone; 7. rotating the ring; 71. a straight rod; 72. an arc-shaped pull rod; 73. a swinging spring; 8. an arc-shaped cleaning plate; 9. an auxiliary straight rod; 91. and (5) auxiliary cleaning rings.
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. 1-6, the present invention provides a technical solution: the utility model provides a soil sample collection equipment, including support frame 1, the purpose that sets up like this is for the convenience of supporting whole device, axis department of support frame 1 is provided with a protection section of thick bamboo 11, the purpose that sets up like this is for the convenience of protecting the inner structure, a plurality of removal hole 12 has been seted up to the surface of a protection section of thick bamboo 11, the purpose that sets up like this is for the convenience of the removal of gathering pipe 3, the inside fixedly connected with hydraulic telescoping rod 2 of a protection section of thick bamboo 11, the purpose that sets up like this is for the convenience of adjusting the degree of depth, the top fixedly connected with motor 21 of hydraulic telescoping rod 2, the purpose that sets up like this is for the convenience of providing power, the one end fixedly connected with drill bit 22 that motor 21 was kept away from to hydraulic telescoping rod 2, the purpose that sets up like this is for the convenience of taking a sample, wherein, the inside of a plurality of removal hole 12 slides respectively is provided with gathering pipe 3, the purpose that sets up like this is for the convenience of gathering pipe 3's removal, gather pipe 3's bottom surface fixed connection has arc dwang 4, the purpose that sets up like this is for the convenience to gather pipe 3 and support, the one end that pipe 3 was kept away from to arc dwang 4 is articulated with a protection section of thick bamboo 11's inner wall, the purpose that sets up like this is for the convenience to arc dwang 4's rotation, the surface axis department of arc dwang 4 and a protection section of thick bamboo 11's inner wall pass through reset spring 41 fixed connection, the purpose that sets up like this is for the convenience to arc dwang 4's quick reset, hydraulic telescoping rod 2's surface fixed connection has bulge loop 42, the purpose that sets up like this is for the convenience to utilize the extrusion force and then promote to gather pipe 3 and remove, hydraulic telescoping rod 2's inside is hollowed out and is set up, the purpose that sets up like this is for the convenience to set up inner structure.
Preferably, in this embodiment, in order to facilitate gathering soil, the left end of gathering pipe 3 is the set of triangular pyramid, the purpose that sets up like this is inside to facilitate gathering pipe 3 and enter into soil, gather pipe 3's top and seted up and gather groove 5, the purpose that sets up like this is to facilitate gathering soil, the right-hand member of gathering pipe 3 sets up the arc form, the purpose that sets up like this is for facilitating to extrude bulge loop 42, the right-hand member of gathering pipe 3 has elasticity, the purpose that sets up like this is for facilitating to warp.
Preferably, in this embodiment, in order to facilitate the utilization of the extrusion force and further enable the soil sack to enter the interior of the collection tube 3 more conveniently, an arc-shaped elastic rod 6 is fixedly connected to the central axis of the interior of the collection tube 3, the purpose of the setting is to facilitate the utilization of the deformation of the arc-shaped elastic rod 6, the interior of the arc-shaped elastic rod 6 is hollowed out, the purpose of the setting is to facilitate the setting of the internal structure, a sliding groove 61 is formed in the side wall of the top of the arc-shaped elastic rod 6, the purpose of the setting is to facilitate the movement of the movable ball 62, wherein the movable balls 62 are slidably arranged at the left end and the right end of the interior of the arc-shaped elastic rod 6 respectively, the purpose of the setting is to facilitate the utilization of the deformation effect of the arc-shaped elastic rod 6, an auxiliary cone 64 is fixedly connected to the tops of the two movable balls 62, the purpose of the setting is to facilitate the collection of soil, a tension spring 63 is fixedly connected between the two movable balls 62, this is provided to facilitate quick return of the moving ball 62, and the two auxiliary cones 64 are slidably provided inside the slide groove 61 and extend to the outside, and this is provided to facilitate movement of the auxiliary cones 64.
Preferably, in this embodiment, in order to facilitate the use of the moving effect of the hydraulic telescopic rod 2, a circular groove is formed in the outer surface of the hydraulic telescopic rod 2 facing the collecting tube 3, the purpose of the setting is to facilitate the setting of the rotating ring 7, the rotating ring 7 is arranged inside the circular groove, the purpose of the setting is to facilitate the auxiliary connection of the straight rod 71, the rotating ring 7 is rotatably connected with the hydraulic telescopic rod 2, the purpose of the setting is to facilitate the rotation of the rotating ring 7, the outer surface of the rotating ring 7 is hinged with a plurality of straight rods 71, the purpose of the setting is to facilitate the rotation of the straight rods 71, the outer surface middle shafts of the plurality of straight rods 71 are respectively and fixedly connected with arc-shaped pull rods 72, and the purpose of the setting is to facilitate the setting of the arc-shaped pull rods 72.
Preferably, in the embodiment, in order to enhance the cleaning effect on the outer surface of the collection tube 3, one end of the plurality of arc-shaped pull rods 72, which is far away from the straight rod 71, is fixedly connected with the inner wall of the protection cylinder 11, so as to fix the arc-shaped pull rods 72, one end of the arc-shaped pull rods 72, which is far away from the rotating ring 7, is fixedly connected with the swinging spring 73, and so as to utilize the pulling force of the arc-shaped pull rods 72.
Preferably, in the embodiment, in order to clean the outer surface of the collector 3, one end of the swinging spring 73, which is far away from the straight rod 71, is fixedly connected with an arc-shaped cleaning plate 8, so that the outer surface of the collector 3 is cleaned, one end of the arc-shaped cleaning plate 8, which is far away from the swinging spring 73, is in contact with the outer surface of the collecting pipe 3, and so that the arc-shaped cleaning plate 8 moves transversely.
Preferably, in the present embodiment, in order to facilitate the use of the rotating effect of the arc-shaped rotating rod 4, the auxiliary straight rod 9 is hinged at the central axis of the outer surface of the lower arc-shaped rotating rod 4, and the purpose of this is to facilitate the rotation of the auxiliary straight rod 9.
Preferably, in this embodiment, in order to facilitate clearing up the output end outer surface of hydraulic telescoping rod 2, supplementary straight-bar 9 slope sets up, and the purpose that sets up like this is for facilitating the supplementary clearance circle 91 of better setting, and supplementary straight-bar 9 is kept away from the supplementary clearance circle 91 of one end fixedly connected with of arc dwang 4, and the purpose that sets up like this is for facilitating clearing up the outer surface of hydraulic telescoping rod 2.
Preferably, in this embodiment, in order to facilitate carrying on spacingly to supplementary clearance circle 91, supplementary clearance circle 91 slip cap is established at the surface of 2 output ends of hydraulic telescoping rod, and the purpose that sets up like this is in order to facilitate removing the clearance to the surface of 2 hydraulic telescoping rod.
The working principle is as follows:
the staff can start the motor 21, the start of the motor 21 can drive the hydraulic telescopic rod 2 and the drill bit 22 to rotate, the drill bit 22 can firstly punch holes on soil, and then is convenient for subsequent collection of soil, when a certain position is reached, the regulation of the hydraulic telescopic rod 2 can enable the convex ring 42 to extrude the collection tube 3, the collection tube 3 can be moved out of the protection barrel 11 under the action of extrusion, and then the purpose of collecting soil is achieved, after the soil collection is completed, the collection tube 3 can enter the protection barrel 11, and then the protection of the soil is achieved, the soil at different depths is prevented from being mixed together, and the collection effect is prevented from being influenced, secondly, because the end part of the collection tube 3 is set into a triangular shape, the collection tube 3 can conveniently enter, meanwhile, the bottom of the collection tube 3 can be deformed by the extrusion of the convex ring 42, and the arc-shaped elastic rod 6 can be elastically deformed under the deformation effect, the ball 62 is then displaced along the interior thereof under the effect of its elastic deformation, so that the auxiliary cone 64 exerts a lateral pulling force on the soil, thereby facilitating the entry of the soil into the interior of the collection tube 3.
Meanwhile, when the depth of the hydraulic telescopic rod 2 is adjusted, the straight rod 71 can be rotated under the action of the arc-shaped pull rod 72, and further the rotation effect can be enabled to drive the swinging spring 73 to move, so that the arc-shaped cleaning plate 8 can move along the outer surface of the collecting pipe 3, and further the movement effect can be utilized, the purpose of cleaning the outer surface of the collecting pipe 3 can be achieved, a large amount of soil is prevented from being adsorbed on the outer surface of the collecting pipe 3, secondly, the arc-shaped rotating rod 4 can be rotated, and meanwhile, the auxiliary straight rod 9 which is obliquely arranged can move up and down, and under the movement effect, the auxiliary cleaning ring 91 can be driven to move and clean along the outer surface of the output end of the hydraulic telescopic rod 2, and further, the outer surface of the output end of the hydraulic telescopic rod 2 can be prevented from adsorbing a large amount of soil, and the next use is influenced.
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 (9)
1. The utility model provides a soil sample collection equipment, includes support frame (1), its characterized in that: a protective cylinder (11) is arranged at the middle shaft of the support frame (1), and a plurality of moving holes (12) are formed in the outer surface of the protective cylinder (11);
a hydraulic telescopic rod (2) is fixedly connected inside the protection barrel (11), a motor (21) is fixedly connected to the top of the hydraulic telescopic rod (2), and a drill bit (22) is fixedly connected to one end, far away from the motor (21), of the hydraulic telescopic rod (2);
the collecting tubes (3) are respectively arranged inside the plurality of moving holes (12) in a sliding manner, the outer surface of the bottom of each collecting tube (3) is fixedly connected with an arc-shaped rotating rod (4), one end, far away from the collecting tubes (3), of each arc-shaped rotating rod (4) is hinged to the inner wall of the protection barrel (11), and the middle shaft of the outer surface of each arc-shaped rotating rod (4) is fixedly connected with the inner wall of the protection barrel (11) through a reset spring (41);
the outer surface of the hydraulic telescopic rod (2) is fixedly connected with a convex ring (42), and the inside of the hydraulic telescopic rod (2) is hollowed.
2. A soil sample collection device according to claim 1, wherein: the left end of the collecting pipe (3) is arranged in a triangular cone shape, a collecting groove (5) is formed in the top of the collecting pipe (3), the right end of the collecting pipe (3) is arranged in an arc shape, and the right end of the collecting pipe (3) has elasticity.
3. A soil sample collection device according to claim 2, wherein: an arc-shaped elastic rod (6) is fixedly connected to the middle shaft inside the collecting pipe (3), the arc-shaped elastic rod (6) is hollowed, and a sliding groove (61) is formed in the side wall of the top of the arc-shaped elastic rod (6);
wherein, both ends slide respectively about the inside of arc elastic rod (6) and are provided with removal ball (62), two remove the supplementary awl (64) of top fixedly connected with of ball (62), two fixedly connected with extension spring (63), two between removal ball (62) supplementary awl (64) slide to set up in the inside of spout (61) and extend to the outside.
4. A soil sample collection device according to claim 3, wherein: the collecting tube is characterized in that a circular groove is formed in the outer surface, opposite to the collecting tube (3), of the output end of the hydraulic telescopic rod (2), a rotating ring (7) is arranged inside the circular groove, the rotating ring (7) is rotatably connected with the hydraulic telescopic rod (2), a plurality of straight rods (71) are hinged to the outer surface of the rotating ring (7), and arc-shaped pull rods (72) are fixedly connected to the middle shafts of the outer surfaces of the straight rods (71) respectively.
5. A soil sample collection device according to claim 4, wherein: one end, far away from the straight rod (71), of each arc-shaped pull rod (72) is fixedly connected with the inner wall of the protection cylinder (11), and one end, far away from the rotating ring (7), of each arc-shaped pull rod (72) is fixedly connected with a swinging spring (73).
6. A soil sample collection device according to claim 5, wherein: one end, far away from the straight rod (71), of the swinging spring (73) is fixedly connected with an arc cleaning plate (8), and one end, far away from the swinging spring (73), of the arc cleaning plate (8) is arranged in contact with the outer surface of the collecting pipe (3).
7. A soil sample collection device according to claim 6, wherein: an auxiliary straight rod (9) is hinged to the middle shaft of the outer surface of the arc-shaped rotating rod (4) at the lower side.
8. A soil sample collection device according to claim 7, wherein: supplementary straight-bar (9) slope sets up, supplementary straight-bar (9) keep away from the supplementary clearance circle of one end fixedly connected with (91) of arc dwang (4).
9. A soil sample collection device according to claim 8, wherein: the auxiliary cleaning ring (91) is sleeved on the outer surface of the output end of the hydraulic telescopic rod (2) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111294379.8A CN114166551B (en) | 2021-11-03 | 2021-11-03 | Soil sample collection equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111294379.8A CN114166551B (en) | 2021-11-03 | 2021-11-03 | Soil sample collection equipment |
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| CN114166551A true CN114166551A (en) | 2022-03-11 |
| CN114166551B CN114166551B (en) | 2024-06-18 |
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| CN202111294379.8A Active CN114166551B (en) | 2021-11-03 | 2021-11-03 | Soil sample collection equipment |
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| CN116593205A (en) * | 2023-05-17 | 2023-08-15 | 陕西师范大学 | Soil detector |
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|---|---|---|---|---|
| CN116046449A (en) * | 2023-01-13 | 2023-05-02 | 粤文科技(广东)有限公司 | Rock and soil layer sampling device |
| CN116593205A (en) * | 2023-05-17 | 2023-08-15 | 陕西师范大学 | Soil detector |
| CN116593205B (en) * | 2023-05-17 | 2024-03-08 | 陕西师范大学 | Soil detector |
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| CN114166551B (en) | 2024-06-18 |
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