CN114047029A - Geological exploration sampling device - Google Patents
Geological exploration sampling device Download PDFInfo
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- CN114047029A CN114047029A CN202111533719.8A CN202111533719A CN114047029A CN 114047029 A CN114047029 A CN 114047029A CN 202111533719 A CN202111533719 A CN 202111533719A CN 114047029 A CN114047029 A CN 114047029A
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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Abstract
The invention relates to the technical field of geological exploration, in particular to a geological exploration sampling device, which comprises a supporting plate and a base plate, and further comprises: the lifting plate is connected with the supporting plate in a sliding mode, and a handle is fixedly installed on the lifting plate; the control box is positioned on the lifting plate and is connected with the supporting plate in a sliding manner; the sampling mechanism is respectively connected with the supporting plate and the control box; the geological exploration sampling device is simple to operate and convenient to carry, improves the flexibility and the practicability of equipment, improves the efficiency of sampling work, can ensure the accuracy of a sample detection result, and provides convenience for workers.
Description
Technical Field
The invention relates to the technical field of geological exploration, in particular to a geological exploration sampling device.
Background
Geological exploration is to survey and detect geology by various means and methods, determine a proper bearing stratum, determine a foundation type according to the foundation bearing capacity of the bearing stratum and calculate the investigation and research activities of basic parameters; the geological conditions of rocks, stratums, structures, mineral products, hydrology, landforms and the like in a certain area can be investigated and researched; when geological exploration is carried out, a sample needs to be obtained, so that inspection and investigation are facilitated; when sampling, a sampling device is used.
The existing geological exploration sampling device is inconvenient to carry and operate by a single person in an exploration process, particularly for slightly complex terrains, is not flexible enough to use, causes low efficiency of sampling work, and brings inconvenience to workers.
Disclosure of Invention
The present invention is directed to a sampling device for geological exploration, which solves the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a geological exploration sampling device, includes the backup pad and is used for the bed plate of fixed support board, still includes:
the lifting plate is connected with the supporting plate in a sliding mode, and a handle is fixedly installed on the lifting plate;
the control box is positioned on the lifting plate and is connected with the supporting plate in a sliding manner; and
the sampling mechanism is respectively connected with the supporting plate and the control box;
wherein, sampling mechanism is including getting native subassembly, lifting unit and locating component, it is including drive unit, sampling head and sampling tube to get native subassembly, drive unit is located in the control box, and with a plurality of the sampling tube is connected, the sampling tube runs through the control box and with the control box rotates to be connected, the sampling head with the connection can be dismantled to the sampling tube, lifting unit respectively with backup pad and control box are connected, locating component respectively with backup pad and lifter plate are connected, and when lifting unit drove the removal of getting native subassembly, drive unit drove a plurality of sampling tube and rotates, and a plurality of sampling tube realizes high-efficient sampling through the mode that drives a plurality of sampling head at the soil internal rotation simultaneously.
Compared with the prior art, the invention has the beneficial effects that:
when the appointed area needs to be explored and sampled, firstly, the lifting plate can be fixed at the uppermost end of the supporting plate through the arranged positioning component, and the lifting plate is convenient for being lifted by a worker through the arranged handle, so that the whole device can be moved into the appointed area, then the base plate is contacted with the ground, wherein, the bottom of the base plate can be provided with an anti-slip bulge to avoid the device sliding during sampling, and the base plate can adopt a square frame structure to facilitate the sampling tube to move downwards and contact with the ground for sampling work, of course, other structures can also be adopted, redundant description is not needed, when the sampling device is moved to the appointed area and fixed with the ground, the positioning component can work again, so that the lifting plate can move freely on the supporting plate, at the moment, the parameters of each component can be set through the control panel arranged on the control box, and the transmission unit is started, thereby driving a plurality of sampling tubes to rotate simultaneously, manually holding the handle to push the lifting plate downwards, driving the rotating sampling tubes and the sampling head to contact with the ground for sampling, wherein the sampling head can be detachably connected with the bottom end of the sampling tubes in a threaded connection manner, the sampling head can adopt a hollow conical body structure, a drill bit is arranged at the bottom part, and an inlet is arranged at the middle part, thereby rapidly sampling hard geological areas, improving the efficiency of the sampling work, after the sampling is finished, the lifting plate can drive the control box and the sampling tubes to move upwards to the positioning assembly by manually pulling the handle, thereby fixing the lifting plate on the upper part of the supporting plate, facilitating workers to take soil samples in a plurality of sampling tubes, being simple in operation and convenient to carry, and improving the flexibility and practicability of the device, and through a plurality of sampling tubes that set up, not only can improve the efficiency of sample work, still can guarantee the accuracy of sample testing result, for the staff provides convenience, be worth promoting.
Drawings
Fig. 1 is a schematic overall sectional front view structure in the embodiment of the present invention.
Fig. 2 is a partially enlarged cross-sectional structural view of a sampling mechanism in an embodiment of the present invention.
FIG. 3 is a side cross-sectional structural view of a portion of a support plate in an embodiment of the invention.
FIG. 4 is a side view of the portion of the stop lever according to an embodiment of the present invention.
Fig. 5 is a front sectional structural schematic view of a control box portion in an embodiment of the invention.
Fig. 6 is a schematic sectional top view of a control box portion according to an embodiment of the present invention.
In the figure: 1-base plate, 2-support plate, 3-sample opening, 4-scraping plate, 5-sample head, 6-sample tube, 7-limiting rod, 8-annular plate, 9-control box, 10-cylindrical rod, 11-adsorption part, 12-control panel, 13-lifting plate, 14-handle, 15-control button, 16-clamping strip, 17-first guide slide block, 18-electromagnet, 19-elastic part, 20-sliding part, 21-telescopic cavity, 22-positioning rod, 23-sliding groove, 24-positioning hole, 25-buffer block, 26-clamping groove, 27-suction part, 28-communicating pipe, 29-conversion joint, 30-first driving wheel, 31-driving belt, 32-second driving wheel, 33-a driving piece, 34-a driving wheel, 35-a communication port, 36-a second guide sliding block, 37-a soil taking component, 38-a lifting component, 39-a positioning component and 40-a transmission unit.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
Referring to fig. 1-6, a geological exploration sampling apparatus provided by the embodiment of the present invention includes a supporting plate 2 and a base plate 1 for fixing the supporting plate 2, and further includes:
the lifting plate 13 is connected with the supporting plate 2 in a sliding mode, and a handle 14 is fixedly installed on the lifting plate 13;
the control box 9 is positioned on the lifting plate 13, and the control box 9 is connected with the supporting plate 2 in a sliding manner; and
the sampling mechanism is respectively connected with the supporting plate 2 and the control box 9;
wherein, sampling mechanism is including getting native subassembly 37, lifting unit 38 and locating component 39, it is including drive unit 40, sampling head 5 and sampling tube 6 to get native subassembly 37, drive unit 40 is located in control box 9 to with a plurality of sampling tube 6 is connected, sampling tube 6 run through control box 9 and with control box 9 rotates and is connected, sampling head 5 with sampling tube 6 can dismantle the connection, lifting unit 38 respectively with backup pad 2 and control box 9 are connected, locating component 39 respectively with backup pad 2 and lifter plate 13 are connected, when lifting unit 38 drives and gets native subassembly 37 removal, drive unit 40 drives a plurality of sampling tube 6 and rotates, and a plurality of sampling tube 6 realizes high-efficient sampling through the mode that drives a plurality of sampling head 5 at the soil internal rotation simultaneously.
When the designated area needs to be explored and sampled, firstly, the lifting plate 13 can be fixed at the uppermost end of the supporting plate 2 through the arranged positioning component 39, and the lifting plate is convenient for workers to carry and take through the arranged handle 14, so that the whole device can be moved into the designated area, then, the base plate 1 is contacted with the ground, wherein, the bottom of the base plate 1 can be provided with an anti-slip bulge to avoid the device sliding during sampling, and the base plate 1 can adopt a square frame structure to facilitate the sampling tube 6 to move downwards and contact with the ground for sampling work, and of course, other structures can be adopted, and no redundant description is given here, after the sampling device is moved to the designated area and fixed with the ground, the positioning component 39 can work again, so that the lifting plate 13 can freely move on the supporting plate 2, at this moment, through the control panel 12 arranged on the control box 9, the parameters of each component can be set, and the transmission unit 40 is started, so that a plurality of sampling tubes 6 can be driven to rotate simultaneously, the handle 14 is held by manpower to push the lifting plate 13 downwards, the rotating sampling tubes 6 and the sampling head 5 can be driven to contact with the ground to perform sampling work, wherein the sampling head 5 can be detachably connected with the bottom end of the sampling tube 6 in a threaded connection mode, the sampling head 5 can adopt a hollow conical body structure, a drill bit is arranged at the bottom, an inlet is arranged in the middle, so that the quick sampling work can be performed on a hard geological area, the sampling work efficiency is improved, after the sampling is finished, the lifting plate 13 can drive the control box 9 and the sampling tubes 6 to move upwards to the positioning component 39 by pulling the handle 14 by manpower, so that the lifting plate 13 can be fixed at the upper part of the support plate 2, and a worker can take soil samples in the sampling tubes 6 conveniently, the sampling device is simple in operation and convenient to carry, improves the flexibility and the practicability of equipment, can improve the efficiency of sampling work through the plurality of sampling tubes 6 arranged, can also ensure the accuracy of a sample detection result, provides convenience for workers, and is worth popularizing.
In one embodiment of the present invention, referring to fig. 5 and 6, the transmission unit 40 includes:
a driving member 33, wherein the driving member 33 is positioned in the control box 9;
the driving wheel 34, the driving wheel 34 is connected with the output end of the driving piece 33;
the first driving wheel 30, the first driving wheel 30 is connected with the sampling tube 6, and the first driving wheel 30 is connected with the driving wheel 34 through a driving belt 31; and
and the second transmission wheel 32 is rotatably connected with the control box 9, and the second transmission wheel 32 is respectively connected with the first transmission wheel 30 and the driving wheel 34 through a transmission belt 31.
In an embodiment of the present invention, please refer to fig. 1 and fig. 5, which further includes: a suction member 27, the suction member 27 being connected to an inner wall of the control box 9;
one end of the communicating pipe 28 is connected with the output end of the sucking member 27, and the other end of the communicating pipe 28 is rotatably connected with the plurality of sampling pipes 6 through a conversion joint 29; and
and a communication port 35, wherein the communication port 35 is provided in the control box 9.
When the sampling operation is finished and the lifting plate 13 is fixed on the upper end of the supporting plate 2, firstly, the sampling head 5 can be detached from the sampling tube 6, then, the operation is started through the arranged suction piece 27, wherein the suction piece 27 can adopt the structural form of a vacuum pump, and one end of the suction piece 27 is provided with a fan blade, when the power part on the suction piece 27 is started, the fan blade can be driven to rotate in the suction process, and the external air can be pressurized and then conveyed into the sampling tube 6 through the communicating pipe 28 and the conversion joint 29 through the arranged communicating port 35, so that the soil sample in the sampling tube 6 can be quickly discharged, the efficiency of the sampling operation can be improved, and when the fan blade rotates, the fluidity of the air in the control box 9 can be improved, so that the heat generated during the operation can be discharged to the outside from the communicating port 35 through the drainage function, so as to quickly cool the soil sampling component 37, is beneficial to prolonging the service life of the equipment.
In one embodiment of the present invention, referring to fig. 1-3, the positioning assembly 39 includes:
the telescopic cavities 21 are formed in the two ends of the lifting plate 13;
the electromagnet 18 and the sliding part 20 are both positioned in the telescopic cavity 21, and the sliding part 20 is also connected with the inner wall of the telescopic cavity 21 through an elastic part 19;
a positioning rod 22, wherein one end of the positioning rod 22 penetrating through the telescopic cavity 21 is connected with the sliding part 20; and
and the positioning hole 24 is formed in the supporting plate 2, and the positioning hole 24 is detachably connected with the other end of the positioning rod 22.
When the lifting plate 13 needs to be positioned, firstly, the top end of the supporting plate 2 of the lifting plate 2 is provided with a ball through the arranged positioning rod 22, so as to reduce the friction force between the positioning rod 22 and the supporting plate 2 when the lifting plate 13 moves up and down, when the lifting plate 13 moves up to the upper end of the supporting plate 2, the arranged elastic member 19 is used, wherein the elastic member 19 can be in a spring form, and in the process that the supporting plate 2 and the supporting plate 2 roll, the elastic member 19 is always in a compressed state, when the positioning rod 22 moves to the positioning hole 24, the sliding member 20 can be pushed to slide outwards in the telescopic cavity 21 under the action of the elastic force of the elastic member 19, so that the positioning rod 22 can be inserted into the positioning hole 24, so as to play a role in positioning the lifting plate 13, wherein the sliding member 20 can adopt a structure of matching a sliding block and a guide rail, so as to ensure the moving stability of the sliding member 20, and through the limiting function of the guide rail, the positioning rod 22 can be prevented from shaking in the lifting movement or the positioning process, when the sampling work is required, the electromagnet 18 is arranged, wherein the electromagnet 18 is connected with a control button 15, the control button 15 is fixedly arranged on the handle 14, when a worker holds the handle 14 and pushes downwards, the control button 15 is pressed at the moment, the electromagnet 18 is electrified to generate magnetism, and the action of attraction is generated on the sliding piece 20, so that the sliding piece 20 can drive the positioning rod 22 to move reversely, the positioning rod 22 is separated from the positioning hole 24, the positioning effect is relieved, when the handle 14 is pulled upwards to the upper end of the supporting plate 2 and the handle 14 is loosened, the external force on the control button 15 is removed at the moment, the electromagnet 18 is powered off and loses magnetism, and the positioning rod 22 can be pushed to enter the positioning hole 24 again under the action of the elastic force of the elastic piece 19, to function as a positioning.
In one embodiment of the present invention, referring to fig. 1-3, the lifting assembly 38 comprises:
the sliding groove 23 is formed in the supporting plate 2, and a buffer block 25 is arranged at one end of the sliding groove 23;
the first guide sliding block 17 is connected with the control box 9 through a cylindrical rod 10, and the first guide sliding block 17 is in sliding connection with the sliding groove 23; and
and the second guide sliding block 36 is connected with the lifting plate 13, and is in sliding connection with the sliding groove 23.
Through the first guide slide block 17 and the second guide slide block 36 that set up, wherein first guide slide block 17 is the same with second guide slide block 36's structure, and the quantity is two sets to guarantee the structural strength of whole equipment, and all be equipped with the arc arch on the lateral wall of first guide slide block 17 and second guide slide block 36, and set for with the recess cooperation of sliding tray 23 both sides, in order to improve the stationarity that the sampling equipment goes up and down.
In an embodiment of the present invention, please refer to fig. 1, fig. 2, and fig. 4, which further includes: the clamping device comprises an adsorption part 11 and a clamping strip 16, wherein the adsorption part 11 and the clamping strip 16 are both positioned on the cylindrical rod 10;
the annular plate 8 is sleeved on the cylindrical rod 10, and the annular plate 8 is detachably connected with the adsorption piece 11;
the clamping grooves 26 are uniformly distributed on the inner side of the annular plate 8, and the clamping grooves 26 are connected with the clamping strips 16 in a clamping manner; and
and the limiting rod 7 is connected with the outer side wall of the annular plate 8.
In the sampling work, the soil of different depths is often required to be sampled, the annular plate 8 is arranged, wherein the annular plate 8 can adopt an annular sleeve structure, the annular plate 8 can freely slide on the cylindrical rod 10, when the soil of different depths is required to be sampled, firstly, the annular plate 8 can be pulled by manpower to move the annular plate 8 towards the direction of the control box 9, so that the clamping groove 26 is separated from the clamping strip 16, at the moment, the annular plate 8 can be rotated, the appointed limiting rod 7 is rotated to be right below the annular plate 8, wherein the top end of the limiting rod 7 is provided with a buffer cushion, the number of the limiting rods 7 is preferably four, so as to ensure that the limiting rods are not interfered with each other, the four sets of the limiting rods 7 are different in length, the respective lengths of the limiting rods 7 are set in advance, so that the limiting rods 7 with the corresponding lengths can be rotated to be below the annular plate 8 as required, and after the adjustment is finished, can promote annular slab 8 once more, make joint groove 26 and joint strip 16 mesh once more, avoid annular slab 8 to take place to rock, and through the adsorption member 11 that sets up, wherein adsorb the form that 11 can adopt magnet, with the effect of playing the magnetic attraction to annular slab 8, thereby can guarantee the firm fixing on cylinder pole 10 of annular slab 8, at this moment, because the length that is located 8 below gag lever posts 7 of annular slab, limiting displacement through gag lever post 7, and it is also different to make the lifter plate 13 drive the distance that sampling tube 6 descends, thereby realize the accurate control to the sample depth, and is simple in operation, low cost, long service life.
In an embodiment of the present invention, please refer to fig. 1, which further includes: the sampling port 3 is arranged on the base plate 1; and
a scraping plate 4, the scraping plate 4 being located within the sampling port 3.
Through the sample connection 3 that sets up, wherein the quantity and the size of sample connection 3 are set for with the cooperation of sampling tube 6, and sample connection 3 can adopt "protruding" font structure, when sampling tube 6 takes a sample in 3 rotations of sample connection, avoid soil to splash, and strike off board 4 through setting up, after the sample, and when pulling out sampling tube 6 in the soil, can strike off the soil of adhesion on the 6 walls of sampling tube, thereby guaranteed that sampling tube 6's cleanness is pleasing to the eye, facilitate for the staff.
To sum up, when the designated area needs to be explored and sampled, first, the lifting plate 13 can be fixed at the uppermost end of the supporting plate 2 by the positioning assembly 39, and the lifting plate can be lifted by the staff by the handle 14, so that the whole device can be moved into the designated area, then, the base plate 1 is contacted with the ground, wherein the bottom of the base plate 1 can be provided with an anti-slip protrusion to avoid the device sliding during sampling, and the base plate 1 can adopt a square frame structure to facilitate the sampling tube 6 to move downwards and contact with the ground for sampling, and of course, other structures can be adopted, which are not described in detail herein, after the sampling device is moved to the designated area and fixed with the ground, the positioning assembly 39 can be operated again, so that the lifting plate 13 can move freely on the supporting plate 2, at this time, through the control panel 12 arranged on the control box 9, the parameters of each component can be set, and the transmission unit 40 is started, so that a plurality of sampling tubes 6 can be driven to rotate simultaneously, the handle 14 is held by manpower to push the lifting plate 13 downwards, the rotating sampling tubes 6 and the sampling head 5 can be driven to contact with the ground to perform sampling work, wherein the sampling head 5 can be detachably connected with the bottom end of the sampling tube 6 in a threaded connection mode, the sampling head 5 can adopt a hollow conical body structure, a drill bit is arranged at the bottom, an inlet is arranged in the middle, so that the quick sampling work can be performed on a hard geological area, the sampling work efficiency is improved, after the sampling is finished, the lifting plate 13 can drive the control box 9 and the sampling tubes 6 to move upwards to the positioning component 39 by pulling the handle 14 by manpower, so that the lifting plate 13 can be fixed at the upper part of the support plate 2, and a worker can take soil samples in the sampling tubes 6 conveniently, the sampling device is simple in operation and convenient to carry, the flexibility and the practicability of the device are improved, the sampling device can improve the efficiency of sampling work through the plurality of sampling tubes 6, the accuracy of a sample detection result can be guaranteed, and convenience is brought to workers.
It should be noted that, in the present invention, unless otherwise specifically stated or limited, the terms "sliding", "rotating", "fixing", "providing", and the like are to be understood in a broad sense, and may be, for example, a welded connection, a bolted connection, or an integral body; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a geological exploration sampling device, includes the backup pad and is used for the bed plate of fixed support board, its characterized in that still includes:
the lifting plate is connected with the supporting plate in a sliding mode, and a handle is fixedly installed on the lifting plate;
the control box is positioned on the lifting plate and is connected with the supporting plate in a sliding manner; and
the sampling mechanism is respectively connected with the supporting plate and the control box;
wherein, sampling mechanism is including getting native subassembly, lifting unit and locating component, it is including drive unit, sampling head and sampling tube to get native subassembly, drive unit is located in the control box, and with a plurality of the sampling tube is connected, the sampling tube runs through the control box and with the control box rotates to be connected, the sampling head with the connection can be dismantled to the sampling tube, lifting unit respectively with backup pad and control box are connected, locating component respectively with backup pad and lifter plate are connected, and when lifting unit drove the removal of getting native subassembly, drive unit drove a plurality of sampling tube and rotates, and a plurality of sampling tube realizes high-efficient sampling through the mode that drives a plurality of sampling head at the soil internal rotation simultaneously.
2. The geological survey sampling device of claim 1, wherein the transmission unit comprises:
the driving piece is positioned in the control box;
the driving wheel is connected with the output end of the driving piece;
the first driving wheel is connected with the sampling tube and is connected with the driving wheel through a driving belt; and
and the second driving wheel is rotatably connected with the control box and is respectively connected with the first driving wheel and the driving wheel through a driving belt.
3. The geological survey sampling device of claim 2, further comprising: the suction piece is connected with the inner wall of the control box;
one end of the communicating pipe is connected with the output end of the suction piece, and the other end of the communicating pipe is rotatably connected with the plurality of sampling pipes through adapter connectors; and
the communication port is arranged on the control box.
4. A geological survey sampling device according to any one of claims 1 to 3 wherein said locating assembly comprises:
the telescopic cavities are formed in the two ends of the lifting plate;
the electromagnet and the sliding piece are both positioned in the telescopic cavity, and the sliding piece is also connected with the inner wall of the telescopic cavity through an elastic piece;
one end of the positioning rod penetrating through the telescopic cavity is connected with the sliding piece; and
and the positioning hole is arranged on the supporting plate and is detachably connected with the other end of the positioning rod.
5. The geological survey sampling device of claim 4, wherein the lifting assembly comprises:
the sliding groove is formed in the supporting plate, and a buffer block is arranged at one end of the sliding groove;
the first guide sliding block is connected with the control box through a cylindrical rod and is in sliding connection with the sliding groove; and
and the second guide sliding block is connected with the lifting plate and is in sliding connection with the sliding groove.
6. The geological survey sampling device of claim 5, further comprising: the adsorption piece and the clamping strip are both positioned on the cylindrical rod;
the annular plate is sleeved on the cylindrical rod and is detachably connected with the adsorption piece;
the clamping grooves are uniformly distributed on the inner side of the annular plate and are connected with the clamping strips in a clamping manner; and
and the limiting rod is connected with the outer side wall of the annular plate.
7. The geological survey sampling device of claim 1, further comprising: the sampling port is formed in the base plate; and
a scraping plate located within the sampling port.
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| CN202111533719.8A CN114047029B (en) | 2021-12-15 | 2021-12-15 | Geological exploration sampling device |
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| CN202111533719.8A CN114047029B (en) | 2021-12-15 | 2021-12-15 | Geological exploration sampling device |
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