CN112014146B - Soil sampling device for geological survey and application method - Google Patents
Soil sampling device for geological survey and application method Download PDFInfo
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- CN112014146B CN112014146B CN202010918778.6A CN202010918778A CN112014146B CN 112014146 B CN112014146 B CN 112014146B CN 202010918778 A CN202010918778 A CN 202010918778A CN 112014146 B CN112014146 B CN 112014146B
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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)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to the technical field of geological investigation, in particular to a soil sampling device for geological investigation and a use method thereof.
Description
Technical Field
The invention relates to the technical field of geological investigation, in particular to a soil sampling device for geological investigation and a use method thereof.
Background
Soil sampling analysis is the basic content of research of environment, ecology, agriculture and the like, accurately, properly and quickly acquiring soil samples of different depths of soil directly relates to the research precision and the data reliability, soil sample samplers are of various types and can be used for acquiring soil samples of agricultural lands or barren surface layers, a small shovel can be used for researching general physical properties of soil, such as soil volume weight, porosity, water holding property and the like, a ring cutter can be utilized, the ring cutter is a cylinder with two open ends, a lower opening is provided with a blade, the height and the diameter of the cylinder are about 5 cm, but at present, the most commonly used sampling tool is a soil sampling drill, also called a soil sampler, and along with the increasing of soil sampling, the demands for a soil sampling device for geological investigation and a using method are increasing.
Most of the soil sampler existing in the current market is simple in structure and single in function, the general soil sampler is stained with soil on the outer surface of the soil sampler after soil is sampled, the existing soil sampler cannot clean the soil on the soil, so that the soil in different areas is easy to mix together when the soil is sampled in other places, the accuracy of sampling is affected, meanwhile, the general soil sampler cannot determine the depth of the sampled soil, the soil with different depths cannot be sampled, the general soil sampler cannot change the working mode of the device according to actual working requirements, and the use of workers is inconvenient, so that the soil sampling device for geological investigation and the use method are provided for the problems.
Disclosure of Invention
The invention aims to provide a soil sampling device for geological investigation and a use method thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a soil sampling device and application method for geological survey, includes backup pad and supporting leg, the bottom fixedly connected with supporting leg of backup pad, the one end fixedly connected with cleaning device of supporting leg, the bottom of backup pad is provided with the soil pick-up device, the top fixedly connected with conveyor of soil pick-up device, and conveyor and backup pad fixed connection, the left end fixedly connected with controller of backup pad is located the left end fixedly connected with protective housing of backup pad, the inboard fixedly connected with battery of protective housing.
Preferably, the cleaning device comprises a pull ring, a spring, a limiting pin, a fixed cylinder, a limiting rod and a cleaning brush, wherein one end of the supporting leg is fixedly connected with the fixed cylinder, the inner side of the fixed cylinder is slidably connected with the limiting rod which is horizontally arranged, and the other end of the limiting rod is fixedly connected with the cleaning brush.
Preferably, the inside sliding connection in top of fixed section of thick bamboo has the spacer pin of vertical setting, and spacer pin and gag lever post looks block, the top fixedly connected with pull ring of spacer pin, the outside of spacer pin is provided with the spring, and the top and the bottom of spring respectively with pull ring and fixed section of thick bamboo fixed connection.
Preferably, the soil sampling device comprises a soil sampling cylinder, a drill bit, a first electric telescopic rod, a limiting shaft, a second electric telescopic rod, a spiral conveying rod, a baffle, a sliding block, a fixing shell, a first motor, a fixing base, a second motor, a clamping block and a cleaning rake, wherein the fixing base is arranged at the bottom end of the supporting plate, the second motor is fixedly connected with the inner side of the fixing base, the soil sampling cylinder is fixedly connected with the end of a main shaft of the second motor, the first electric telescopic rod is vertically arranged at the inner sides of the left end and the right end of the soil sampling cylinder, the baffle is fixedly connected with the end of the main shaft of the first electric telescopic rod, the baffle is in sliding connection with the soil sampling cylinder, the second electric telescopic rod is horizontally arranged at the inner side of the soil sampling cylinder, the sliding block is fixedly connected with the other end of the second electric telescopic rod, the fixing shell is fixedly connected with the bottom end of the sliding block, the first motor is fixedly connected with the inner side of the fixing shell, the end of the main shaft of the first motor is fixedly connected with the spiral conveying rod which is horizontally arranged, and the drill bit is fixedly connected with the bottom of the soil sampling cylinder.
Preferably, the right end fixedly connected with fixture block of supporting leg that is located the right side, the inboard sliding connection of fixture block has the clearance harrow.
Preferably, the conveying device comprises a first hand wheel, a scale mark, an adjusting shaft, a second hand wheel, an adjusting screw, a third motor, an adjusting wheel, a bearing, an anti-slip pad, an anti-slip ring, a connecting shell and an adjusting block, wherein the top end of the supporting plate is fixedly connected with the connecting shell, the inner side of the connecting shell is rotationally connected with the adjusting screw, one end of the adjusting screw is fixedly connected with the second hand wheel, the outer side of the adjusting screw is spirally connected with the adjusting block, the adjusting block is in sliding connection with the connecting shell, the rear end of the adjusting block is fixedly connected with the third motor, the main shaft end of the third motor is fixedly connected with the adjusting wheel, one end of the adjusting wheel is fixedly connected with the anti-slip pad, and one end outer side of the adjusting wheel is fixedly connected with the anti-slip ring.
Preferably, the inside fixedly connected with bearing in top of geotome, the inboard fixedly connected with vertical setting's of bearing regulating spindle, the top fixedly connected with first hand wheel of regulating spindle, the front end of regulating spindle is provided with the scale mark.
Preferably, the method comprises the following steps:
step one: firstly, adjusting a conveying device according to actual use conditions;
step two: then adjusting the cleaning device;
step three: then, the soil with different depths is sampled through the mutual matching of the conveying device and the soil sampling device;
step four: the soil sampling device takes out from the soil after sampling, and the soil sampling device is cleaned by the cleaning device.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arranged scale marks, the adjusting shaft, the adjusting screw, the adjusting wheel, the anti-slip pad, the anti-slip ring and the connecting shell, a worker can select manual downward conveying or automatic downward conveying according to actual use conditions, when the soil is loose, the worker can manually downward convey the soil taking device through the first hand wheel, and when the soil is hard, the worker can drive the adjusting wheel to automatically downward convey the soil taking device through the third motor, so that different use requirements are met.
2. According to the invention, through the soil taking cylinder, the spiral conveying rods, the baffle plate, the sliding block, the fixing seat, the clamping block and the cleaning rake, when workers need to take soil with different depths, the workers can insert the soil taking cylinder into soil with a specified depth, then convey the soil to the inner side of the soil taking cylinder through one of the conveying spiral rods, then insert the soil taking cylinder into another depth, and convey the soil to the inner side of the soil taking cylinder through the other conveying spiral rod, so that soil with different depths is taken once, and the working efficiency of soil taking is improved.
3. According to the invention, through the pull ring, the spring, the limiting pin, the fixing seat, the limiting rod and the cleaning brush, when the soil taking cylinder comes out from the ground, the cleaning brush can clean soil stuck on the periphery of the soil taking cylinder, so that the surface of the soil taking cylinder is ensured to be clean, and the soil on the surface of the soil taking cylinder is ensured not to influence the sampling result when the soil taking cylinder takes soil in different places.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic view of the structure of FIG. 1 at B according to the present invention;
FIG. 4 is a schematic view of the internal structure of the soil sampling cylinder according to the present invention;
FIG. 5 is a schematic view showing the internal structure of the connection housing of the present invention;
fig. 6 is a schematic view of the installation structure of the anti-slip ring of the present invention.
In the figure: 1-backup pad, 2-supporting leg, 3-controller, 4-protective housing, 5-battery, 6-cleaning device, 601-pull ring, 602-spring, 603-spacer pin, 604-fixed cylinder, 605-spacer rod, 606-cleaning brush, 7-soil pick-up device, 701-soil pick-up cylinder, 702-drill bit, 703-first electric telescopic rod, 704-spacer shaft, 705-second electric telescopic rod, 706-screw conveyor rod, 707-baffle, 708-slider, 709-fixed housing, 710-first motor, 711-fixed seat, 712-second motor, 713-fixture block, 714-cleaning rake, 8-conveyor device, 801-first hand wheel, 802-scale mark, 803-adjusting shaft, 804-second hand wheel, 805-adjusting screw, 806-third motor, 807-adjusting wheel, 808-bearing, 809-slip-preventing pad, 810-slip-preventing ring, 811-connecting housing, 812-adjusting block.
Detailed Description
Example 1:
referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a soil sampling device and application method for geological survey, including backup pad 1 and supporting leg 2, the bottom fixedly connected with supporting leg 2 of backup pad 1, the one end fixedly connected with cleaning device 6 of supporting leg 2, the bottom of backup pad 1 is provided with geotome 7, the top fixedly connected with conveyor 8 of geotome 7, and conveyor 8 and backup pad 1 fixed connection, the left end fixedly connected with controller 3 of backup pad 1, the left end fixedly connected with protective housing 4 that is located left backup pad 1, the inboard fixedly connected with battery 5 of protective housing 4 can provide electric power for this device through battery 5.
The cleaning device 6 comprises a pull ring 601, a spring 602, a limiting pin 603, a fixed cylinder 604, a limiting rod 605 and a cleaning brush 606, wherein one end of a supporting leg 2 is fixedly connected with the fixed cylinder 604, the inner side of the fixed cylinder 604 is slidably connected with the limiting rod 605 which is horizontally arranged, the other end of the limiting rod 605 is fixedly connected with the cleaning brush 606, the cleaning of the soil taking cylinder 701 can be realized through the cleaning brush 606, the inner side of the top end of the fixed cylinder 604 is slidably connected with the vertically arranged limiting pin 603, the limiting pin 603 is clamped with the limiting rod 605, the top end of the limiting pin 603 is fixedly connected with the pull ring 601, the outer side of the limiting pin 603 is provided with the spring 602, the top end and the bottom end of the spring 602 are respectively fixedly connected with the pull ring 601 and the fixed cylinder 604, the fixing of the limiting rod 605 can be realized through the limiting pin 603, the soil sampling device 7 comprises a soil sampling cylinder 701, a drill bit 702, a first electric telescopic rod 703, a limiting shaft 704, a second electric telescopic rod 705, a screw conveying rod 706, a baffle 707, a sliding block 708, a fixed shell 709, a first motor 710, a fixed seat 711, a second motor 712, a clamping block 713 and a cleaning rake 714, wherein the bottom end of a supporting plate 1 is provided with the fixed seat 711, the inner side of the fixed seat 711 is fixedly connected with the second motor 712, the tail end of a main shaft of the second motor 712 is fixedly connected with the soil sampling cylinder 701, the inner sides of the left end and the right end of the soil sampling cylinder 701 are fixedly connected with the first electric telescopic rod 703 which is vertically arranged, the tail end of a main shaft of the first electric telescopic rod 703 is fixedly connected with the baffle 707, the inner side of the baffle 707 and the soil sampling cylinder 701 is in sliding connection, the second electric telescopic rod 705 which is horizontally arranged is fixedly connected with the other end of the second electric telescopic rod 705, the bottom end of the sliding block 708 is fixedly connected with the fixed shell 709, the inside of the fixed shell 709 is fixedly connected with a first motor 710, the tail end of a main shaft of the first motor 710 is fixedly connected with a horizontally arranged spiral conveying rod 706, the first motor 710 can drive the bolt conveying rod 706 to rotate, soil is conveyed into the inside of the soil taking cylinder 701 through the bolt conveying rod 706, the bottom end of the soil taking cylinder 701 is fixedly connected with a drill bit 702, the soil taking cylinder 701 is convenient to go deep underground through the drill bit 702, the right end of a supporting leg 2 positioned on the right side is fixedly connected with a clamping block 713, the inner side of the clamping block 713 is slidably connected with a cleaning rake 714, the soil inside the soil taking cylinder 701 is conveniently taken out through the cleaning rake 714, the conveying device 8 comprises a first hand wheel 801, a scale mark 802, an adjusting shaft 803, a second hand wheel 804, an adjusting screw 805, a third motor 806, an adjusting wheel 807, a bearing 808, a non-slip pad 809, a slip ring 810, a connecting housing 811 and an adjusting block 812 are fixedly connected to the top end of the supporting plate 1, one end of the adjusting screw 805 is fixedly connected with the adjusting wheel 812, and the other end of the adjusting wheel 803 is fixedly connected with the inner side of the adjusting wheel 803, the end of the adjusting wheel is fixedly connected with the inner side of the adjusting wheel 803, the end of the anti-slip ring is fixedly connected with a sliding pad 809, and the end of the anti-slip ring 809 is fixedly connected with a rubber pad 807, and the end of the anti-slip pad is fixedly connected with a rubber pad 803, and a sealing pad 807 is fixedly connected with the end of the end pad 807, and a sealing pad is connected with a sealing pad 811. The front end of the adjusting shaft 803 is provided with a scale mark 802, and the descending depth of the soil taking barrel 701 is conveniently determined through the scale mark 802.
The method comprises the following steps:
step one: firstly, the conveying device 8 is regulated according to the actual use condition;
step two: then adjusting the cleaning device 6;
step three: then, the soil with different depths is sampled through the mutual matching of the conveying device 8 and the soil sampling device 7;
step four: the soil sampling device 7 takes out from the soil after sampling is completed, and the soil sampling device 7 is cleaned through the cleaning device 6.
The working flow is as follows: before the soil sampler is used, the storage battery 5 is used for supplying power, when the soil with hard soil is sampled, a worker needs to automatically convey the soil sampling device 7 to the ground through the third motor 806, the worker drives the adjusting screw 805 to rotate through the second hand wheel 804, then the adjusting screw 805 drives the adjusting block 812 to move along the connecting shell 811 towards the direction close to the adjusting shaft 803, the adjusting block 812 drives the adjusting wheel 807 and the third motor 806 to move along the direction close to the adjusting shaft 803, when the adjusting wheel 807 carries the anti-skid point 809 and the anti-skid ring 810 to contact the adjusting shaft 803, the second hand wheel 804 stops rotating, then the worker adjusts the position of the cleaning brush 606, the worker firstly pulls up the limiting pin 603 through the pull ring 601, the limiting pin 603 releases the limit on the limiting rod 605, then the worker drives the cleaning brush 606 to move towards the direction close to the soil sampling cylinder 701 through the limiting rod 605, until the cleaning brush 606 contacts the soil sampling cylinder 701, then the pull ring 601 is loosened, then the limiting pin 603 is clamped with the limiting rod 605 under the action of the spring 602, limiting fixation of the limiting rod 605 and the cleaning brush 606 is achieved, then a worker controls the second motor 712 through the controller 3, then the second motor 712 drives the drill bit 702 to rotate through the soil sampling cylinder 701, simultaneously the controller 3 controls the third motors 806 on the left side and the right side to rotate in opposite directions, then the third motors 806 on the left side and the right side drive the corresponding adjusting wheels 807, the anti-slip pads 809 and the anti-slip rings 810 to rotate in opposite directions, the adjusting shaft 803 is driven to move downwards through the rotation of the adjusting wheels 807, then the adjusting shaft 803 drives the fixing seat, the soil sampling cylinder 701 and the drill bit 702 to move downwards through the bearing 808, the soil sampling cylinder 701 is guaranteed to move downwards while rotating by the self, and the descending depth of the soil taking cylinder 701 can be determined through the scale mark 802 on the adjusting shaft 803, when the soil taking cylinder 701 descends to a set position, the soil taking cylinder 701 stops moving, a worker controls the right first electric telescopic rod 703 to drive the right baffle 707 to move upwards through the controller 2, so that the baffle 707 does not interfere with the position of the spiral conveying rod 706, then the controller 2 controls the first motor 710 to drive the spiral conveying rod 706 to rotate, the controller 2 controls the second electric telescopic rod 705 to drive the spiral conveying rod 706 to move towards the outer side of the soil taking cylinder 701 through the sliding block 708 and the fixed shell 709, the spiral conveying rod 706 conveys soil into the inner side of the soil taking cylinder 701, after the right spiral conveying rod 706 works for a period of time, the spiral conveying rod 706 stops working, and the spiral conveying rod 706 retracts into the inner side of the soil taking cylinder 701, the baffle 707 is reset again, then the soil taking cylinder 701 is moved to another depth, the left spiral conveying rod 706 conveys the soil to the inner side of the soil taking cylinder 701 in the same manner, after the soil taking is completed, the soil taking cylinder 701 gradually moves towards the ground, when the soil taking cylinder 701 gradually reaches the ground from the ground, the cleaning brush 606 cleans the residual soil on the surface of the soil taking cylinder 701, meanwhile, due to the rotation of the soil taking cylinder 701, the cleaning brush 606 can clean all the soil on the surface of the soil taking cylinder 701, when the soil taking cylinder 701 completely leaks out of the ground, the baffle 707 is moved upwards by a worker through the first electric telescopic rod 703, then the worker removes the cleaning rake 714 from the upper side of the clamping block 713, and then the worker scrapes the soil on the inner side of the soil taking cylinder 701 through the cleaning rake 714 and falls into a prepared vessel.
The same parts of embodiment 2 and embodiment 1 are not described in detail, except that when sampling soft soil, a worker manually conveys the soil sampling device 7 to the ground through the first hand wheel 801, the worker drives the adjusting screw 805 to rotate through the second hand wheel 804, then the adjusting screw 805 drives the adjusting block 812 to move along the connecting shell 811 in a direction away from the adjusting shaft 803, and simultaneously the adjusting block 812 drives the adjusting wheel 807 and the third motor 806 to move together in a direction away from the adjusting shaft 803, when the adjusting wheel 807 carries the anti-slip point 809 and the anti-slip ring 810 to be separated from the adjusting shaft 803, the rotation of the second hand wheel 804 is stopped, and then the worker can drive the adjusting shaft 803 to move downwards through the first hand wheel 801.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present invention and its core ideas. The foregoing is merely illustrative of the preferred embodiments of this invention, and it is noted that there is objectively no limit to the specific structure disclosed herein, since numerous modifications, adaptations and variations can be made by those skilled in the art without departing from the principles of the invention, and the above-described features can be combined in any suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present invention.
Claims (3)
1. Soil sampling device for geological survey, including backup pad (1) and supporting leg (2), its characterized in that: the novel soil sampler comprises a supporting plate (1), a cleaning device (6) and a storage battery (5), wherein the bottom end of the supporting plate (1) is fixedly connected with the supporting leg (2), one end of the supporting leg (2) is fixedly connected with the cleaning device (6), the bottom end of the supporting plate (1) is provided with the soil sampling device (7), the top end of the soil sampling device (7) is fixedly connected with the conveying device (8), the conveying device (8) is fixedly connected with the supporting plate (1), the left end of the supporting plate (1) is fixedly connected with the controller (3), the left end of the supporting plate (1) is positioned on the left side is fixedly connected with the protective shell (4), and the inner side of the protective shell (4) is fixedly connected with the storage battery (5);
the soil sampling device (7) comprises a soil sampling cylinder (701), a drill bit (702), a first electric telescopic rod (703), a limiting shaft (704), a second electric telescopic rod (705), a spiral conveying rod (706), a baffle (707), a sliding block (708), a fixed shell (709), a first motor (710), a fixed seat (711), a second motor (712), a clamping block (713) and a cleaning rake (714), wherein the fixed seat (711) is arranged at the bottom end of the supporting plate (1), the second motor (712) is fixedly connected with the inner side of the fixed seat (711), the soil sampling cylinder (701) is fixedly connected with the inner side of the main shaft of the second motor (712), the first electric telescopic rod (703) which is vertically arranged is fixedly connected with the inner side of the left end and the right end of the soil sampling cylinder (701), the baffle (707) is fixedly connected with the baffle (707), the inner side of the baffle (707) is in sliding connection with the soil sampling cylinder (701), the second electric telescopic rod (705) which is horizontally arranged is fixedly connected with the inner side of the second electric telescopic rod (705), the other end of the second electric telescopic rod (709) is fixedly connected with the sliding block (708), the tail end of the main shaft of the first motor (710) is fixedly connected with a horizontally arranged spiral conveying rod (706), and the bottom end of the soil taking barrel (701) is fixedly connected with a drill bit (702);
the right end of the supporting leg (2) positioned on the right side is fixedly connected with a clamping block (713), and the inner side of the clamping block (713) is connected with a cleaning rake (714) in a sliding manner;
the conveying device (8) comprises a first hand wheel (801), a scale mark (802), an adjusting shaft (803), a second hand wheel (804), an adjusting screw (805), a third motor (806), an adjusting wheel (807), a bearing (808), an anti-slip pad (809), an anti-slip ring (810), a connecting shell (811) and an adjusting block (812), wherein the top end of the supporting plate (1) is fixedly connected with the connecting shell (811), the adjusting screw (805) is rotatably connected to the inner side of the connecting shell (811), one end of the adjusting screw (805) is fixedly connected with the second hand wheel (804), the outer side of the adjusting screw (805) is spirally connected with the adjusting block (812), the adjusting block (812) is in sliding connection with the connecting shell (811), the rear end of the adjusting block (812) is fixedly connected with the third motor (806), the adjusting wheel (807) is fixedly connected to the tail end of a main shaft of the third motor (806), one end of the adjusting wheel (807) is fixedly connected with the anti-slip pad (809), and the anti-slip ring (810) is fixedly connected to the outer side of one end of the adjusting wheel (807).
The soil sampling device is characterized in that a bearing (808) is fixedly connected to the inner side of the top end of the soil sampling device (7), an adjusting shaft (803) which is vertically arranged is fixedly connected to the inner side of the bearing (808), a first hand wheel (801) is fixedly connected to the top end of the adjusting shaft (803), and a scale mark (802) is arranged at the front end of the adjusting shaft (803).
2. A soil sampling apparatus for geological survey according to claim 1, wherein: the cleaning device (6) comprises a pull ring (601), a spring (602), a limiting pin (603), a fixed cylinder (604), a limiting rod (605) and a cleaning brush (606), wherein one end of the supporting leg (2) is fixedly connected with the fixed cylinder (604), the inner side of the fixed cylinder (604) is slidably connected with the limiting rod (605) which is horizontally arranged, and the other end of the limiting rod (605) is fixedly connected with the cleaning brush (606);
the top inboard sliding connection of fixed section of thick bamboo (604) has spacer pin (603) of vertical setting, and spacer pin (603) and gag lever post (605) looks block, the top fixedly connected with pull ring (601) of spacer pin (603), the outside of spacer pin (603) is provided with spring (602), and the top and the bottom of spring (602) respectively with pull ring (601) and fixed section of thick bamboo (604) fixed connection.
3. The method of using a soil sampling apparatus for geological survey of claim 2, wherein: the method comprises the following steps:
step one: firstly, adjusting the conveying device (8) according to actual use conditions;
step two: then adjusting the cleaning device (6);
step three: then, the soil with different depths is sampled through the mutual matching of the conveying device (8) and the soil sampling device (7);
step four: the soil sampling device (7) is taken out from the soil after sampling is completed, and meanwhile, the soil sampling device (7) is cleaned through the cleaning device (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010918778.6A CN112014146B (en) | 2020-09-04 | 2020-09-04 | Soil sampling device for geological survey and application method |
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| CN112014146B true CN112014146B (en) | 2023-07-21 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113514271B (en) * | 2021-04-23 | 2023-01-13 | 广西科学院 | Portable embedded collector and anti-corrosion and anti-leakage sampling method |
| CN114593935B (en) * | 2022-01-20 | 2023-08-25 | 广东省科达水利电力岩土工程有限公司 | Geological investigation soil sampling method |
| CN114754719B (en) * | 2022-05-07 | 2023-10-20 | 淮北兴业建设工程项目管理有限公司 | Soil thickness detection device is used in hydraulic engineering construction |
| CN115370910B (en) * | 2022-10-24 | 2022-12-23 | 三科智能(山东)集团有限公司 | Intelligent building settlement monitoring device and system |
| CN117347103B (en) * | 2023-12-06 | 2024-03-12 | 山西一建集团有限公司 | Geological compactness detection device |
| CN117705492B (en) * | 2024-02-05 | 2024-04-12 | 绵阳师范学院 | Soil sampling structure and soil detection device |
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| CN208333932U (en) * | 2018-07-09 | 2019-01-04 | 成都碧青环保科技有限公司 | A kind of Soil K+adsorption acquisition device with Stratified Sampling function |
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