CN117007370A

CN117007370A - Soil sampling device for geological exploration and use method

Info

Publication number: CN117007370A
Application number: CN202311257965.4A
Authority: CN
Inventors: 吴冬梅; 刘静; 李文昌; 张猛; 薛成玉
Original assignee: Shandong Coal Field Geological Planning And Investigation Institute
Current assignee: Shandong Coal Field Geological Planning And Investigation Institute
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2023-11-07
Anticipated expiration: 2043-09-27
Also published as: CN117007370B

Abstract

The invention belongs to the technical field of sampling, and particularly relates to a soil sampling device for geological exploration and a use method thereof. According to the invention, the aim of adjustment can be realized through the mutual coordination of the handle and the threaded rod, so that the device can sample soil with different depths, and the sampling efficiency and the sampling quality are greatly improved.

Description

Soil sampling device for geological exploration and use method

Technical Field

The invention belongs to the technical field of sampling, and particularly relates to a soil sampling device for geological exploration and a use method thereof.

Background

The geological exploration is to survey and detect geology through various means and methods, determine a proper bearing layer, determine a foundation type according to the foundation bearing capacity of the bearing layer, calculate investigation and research activities of foundation parameters, and when the geological exploration is carried out on a certain area, soil where the geological exploration is located needs to be sampled and analyzed, a soil sampler is a tool for acquiring soil samples, and commonly used soil drills, shovels and iron shovels are used, wherein the soil drills are formed by drill bits made of hard materials (steel or hard plastics) and drill bits consisting of handles and are usually spiral or cylindrical; however, most of the existing soil sample sampling devices can only sample the soil with the same depth, and cannot be adjusted as required, so that the soil sampling efficiency is affected.

Disclosure of Invention

The invention aims to overcome the defects in the prior art, and provides a soil sampling device for geological exploration and a use method thereof.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a soil sampling device for geological prospecting, includes frame, sampling subassembly and adjusting part, adjusting part includes threaded rod, handle, dead lever and installs the slide bar in the dead lever central line both sides, it has the spout to open on the both sides wall of frame, slide bar and spout sliding fit, the one end rotation of threaded rod is installed on the dead lever, and the other end of threaded rod runs through the frame and with frame screw-thread fit, handle fixed mounting is located the top of dead lever in the one end of threaded rod, the inside at the frame is installed to the sampling subassembly, still installs fixed subassembly on the bottom of frame.

Preferably, through holes are further formed in two ends of the fixing rod, fixing pieces used for fixing the fixing rod on the ground are arranged in the through holes, and the fixing pieces can fix the device on the ground, so that the frame is prevented from shaking when soil is sampled, and sampling efficiency and sampling quality are prevented from being influenced.

Preferably, the frame includes riser and diaphragm, and two risers and two diaphragm end to end constitute the frame, the spout is opened in the riser side outside, and it has the guide way to open in the inboard of riser, at the middle part fixed mounting of frame has the baffle, baffle fixed mounting is on riser and diaphragm, and the setting of frame can guarantee the safety of the device, and can play the purpose of supporting adjusting part, guarantees adjusting part's normal work.

Preferably, the sampling assembly comprises a cylinder, a rack, a gear, a sampling bucket and a rotating shaft, wherein two ends of the rotating shaft are rotationally arranged on a vertical plate, one end of the sampling bucket is fixedly arranged on the rotating shaft, gears are arranged on two sides of the sampling bucket, the gears are fixedly arranged on the rotating shaft, the rack is arranged on one side of the gears, the rack is meshed with the gears, the cylinder is fixed on one of the transverse plates, a cylinder piston rod is fixedly arranged on the rack, the sampling assembly is used for sampling soil, the setting of the sampling bucket can rotate under the mutual cooperation of the gears and the racks, and the soil is collected in the rotating process, so that the purpose of sampling the soil is achieved.

Preferably, the sampling bucket comprises a mounting block and a collecting cavity, the collecting cavity is fixedly arranged on one side of the mounting block, the front end of the collecting cavity is provided with an inclined surface, a guide rod is further arranged on the rack, the guide rod is in sliding fit with the guide groove, the mounting block is convenient to fix the collecting cavity on the rotating shaft, the collecting cavity can be arranged to achieve the purpose of collecting soil, and the quality and the efficiency of soil sampling are guaranteed.

Preferably, the fixed subassembly fixed mounting is on the baffle, and the fixed subassembly includes first motor, action wheel, follow driving wheel, mount and slidable mounting bracing piece on the mount, first motor fixed mounting is on the baffle, and the action wheel is installed on the output shaft of first motor, follow driving wheel and action wheel meshing mutually, the symmetry is opened from the driving wheel has the arc hole, and mount fixed mounting is on the baffle, bracing piece slidable mounting is on the mount, and fixed mounting has the fixed column on the bracing piece, the fixed column is established in the arc hole, and the setting of fixed subassembly can be fixed the bottom of preventing the frame and take place to rock the lower extreme of influence normal sampling quality at soil sampling in-process frame, guarantees the stability of frame at soil sampling in-process, has guaranteed the efficiency and the quality of sampling.

Preferably, the vertical plate is further provided with a through hole, the through hole is matched with the supporting rod, the end part of the supporting rod is provided with an inclined surface, the fixing frame comprises a fixing plate, a fixing hole is formed in the fixing plate, a strip-shaped hole is formed in the side wall of the fixing hole, the fixing hole is communicated with the strip-shaped hole, the fixing hole is in sliding fit with the supporting rod, the strip-shaped hole is in sliding fit with the fixing column, the supporting rod is used for being inserted into the inner wall of the cavity, the stability of the bottom of the frame is guaranteed, the frame is prevented from shaking, the supporting rod can be guided by the aid of the setting of the fixing hole, normal extension and contraction of the supporting rod are guaranteed, and the purpose of fixing the bottom of the frame is achieved.

Preferably, still install the regulating part on the baffle, the regulating part includes lead screw, fixed block, second motor, backup pad, sliding block and rotor arm, the fixed block symmetry is installed in baffle central line both sides, second motor fixed mounting is on one of them fixed block, the both ends of lead screw are rotated and are installed on the fixed block, and one of them one end of lead screw is connected with the output shaft of second motor, and the screw thread of lead screw central line both sides revolves to opposite, the rotor arm symmetry is installed in the central line both sides of backup pad, the sliding block symmetry sets up in the central line both sides of lead screw, and sliding block and lead screw thread fit, and the one end rotation of rotor arm is installed in the backup pad, and the sliding block is installed in the other end rotation of rotor arm, and the setting of regulating part can guarantee one side of frame and the lateral wall contact of hole, prevents that the device from taking place to rock at the in-process of taking a sample, has improved sample efficiency and quality greatly.

Preferably, the regulating part is further provided with a guide plate and a guide column, the guide plate is symmetrically arranged on two sides of the center line of the baffle, waist-shaped holes are formed in two sides of the center line of the guide plate, the guide column is rotatably arranged on the other end of the rotating arm, the sliding block is fixedly arranged on the guide column, two ends of the guide column are respectively arranged in the waist-shaped holes, the guide plate is used for guiding the rotating arm, the guide column is matched with the waist-shaped holes to ensure normal rotation of the rotating arm, the rotating arm is prevented from shaking in the rotation process, the stability of the device in the sampling process is ensured, and the sampling efficiency and quality are greatly improved.

The application method of the soil sampling device for geological exploration comprises the following steps:

1) Placing the device into a sampling hole drilled in advance;

2) The handle is rotated according to the requirement to drive the threaded rod to rotate, the threaded rod rotates to drive the fixed rod and the sliding rod to slide along the vertical plate, and the downward detection depth of the frame is adjusted;

3) When the frame is detected to a preset depth, the first motor is started to drive the driving wheel to rotate, the driving wheel is driven to rotate, the driven wheel is driven to rotate, the fixed column is driven to move in the arc-shaped hole, the support rod is driven to slide in the fixed hole, the support rod slides out of the through hole until the end part of the support rod is inserted into the side wall of the hole, and the purpose of fixing the frame is achieved;

4) The second motor is turned on to drive the screw rod to rotate, the screw rod rotates to drive the rotating arm to move towards the middle part, and the supporting plate is outwards supported under the action of the rotating arm, so that the supporting plate is contacted with the side wall of the hole;

5) Opening the air cylinder, wherein the air cylinder stretches to drive the rack to move downwards, the rack moves downwards to drive the gear to rotate, the gear rotates to drive the sampling bucket to rotate, and the sampling bucket is contacted with the side wall of the hole, so that soil is shoveled into the sampling bucket, and the rack is continuously rotated until the sampling bucket rotates 180 degrees, so that the purpose of collecting the soil in the sampling bucket is achieved;

6) After the sampling is completed, the adjusting part, the fixing component and the adjusting component are reset, the fixing part is pulled out of the bottom surface, the frame is finally taken out of the hole, the soil sample in the sampling bucket is taken out, and the sampling component is reset, so that the sampling is convenient to be performed again.

The beneficial effects of the invention are as follows:

1) The device can realize the purpose of regulation through the mutually supporting of handle and threaded rod, guarantees that the device can sample the soil of different degree of depth, has improved the efficiency of sampling and the quality of sampling greatly.

2) The setting of this device mounting can fix the device subaerial, prevents that the frame from taking place to rock when taking a sample to soil and influences sampling efficiency and sampling quality.

3) The setting of this device frame can guarantee the safety of device, and can play the purpose that supports adjusting part, guarantees adjusting part's normal work.

4) The device sampling assembly is used for sampling soil, the setting of sampling bucket can rotate under the mutual cooperation of gear and rack, and collect soil at pivoted in-process, realize the purpose to soil sampling.

5) The setting of this device installation piece is convenient for fix the collection chamber in the axis of rotation, and the setting of collection chamber can realize the purpose of collecting soil, guarantees the quality and the efficiency of soil sampling.

6) The setting of this device fixed subassembly can be fixed the bottom of frame and prevent to take place to rock the lower extreme of frame to influence normal sampling quality to soil sampling in-process, guarantees the stability of frame at soil sampling in-process, has guaranteed the efficiency and the quality of sampling.

7) The support rod is used for being inserted into the inner wall of the cavity, stability of the bottom of the frame is guaranteed, the frame is prevented from shaking, the support rod can be guided by the aid of the fixing holes, normal extension and contraction of the support rod are guaranteed, and the purpose of fixing the bottom of the frame is achieved.

8) The setting of this device regulating part can guarantee the lateral wall contact of one side and hole of frame, prevents that the device from taking place to rock at the in-process of taking a sample, has improved sampling efficiency and quality greatly.

9) The guide plate is used for guiding the rotating arm, the guide post is matched with the waist-shaped hole, so that the rotating arm can be guaranteed to normally rotate, the rotating arm is prevented from shaking in the rotating process, the stability of the device in the sampling process is guaranteed, and the sampling efficiency and quality are greatly improved.

Drawings

Fig. 1 is a schematic diagram of the structure of the present invention.

Fig. 2 is a schematic view of the mounting structure of the fixing assembly of the present invention.

Fig. 3 is a schematic view of the installation structure of the baffle plate in the present invention.

Fig. 4 is a schematic view of the structure of the frame in the present invention.

FIG. 5 is a schematic diagram of a sampling assembly according to the present invention.

Fig. 6 is a schematic view of the structure of the adjusting assembly of the present invention.

Fig. 7 is a schematic structural view of an adjusting member in the present invention.

Fig. 8 is a schematic view of a fixing assembly according to the present invention.

Fig. 9 is a schematic diagram of a second embodiment of the fixing assembly of the present invention.

Fig. 10 is an enlarged view of fig. 5 a in accordance with the present invention.

Fig. 11 is an enlarged view of fig. 4 at B in accordance with the present invention.

Fig. 12 is an enlarged view of fig. 7 at C in accordance with the present invention.

In the figure: 1. a frame; 101. a cross plate; 102. a riser; 103. a guide groove; 104. a chute; 105. a via hole; 2. a sampling assembly; 201. a cylinder; 202. a rack; 203. a rotating shaft; 204. a gear; 205. a sampling bucket; 206. a mounting block; 207. a collection chamber; 208. a guide rod; 3. a fixing member; 4. an adjustment assembly; 401. a slide bar; 402. a threaded rod; 403. a fixed rod; 404. a handle; 5. an adjusting member; 501. a support plate; 502. a second motor; 503. a screw rod; 504. a fixed block; 505. a guide plate; 506. a waist-shaped hole; 507. a rotating arm; 508. a guide post; 509. a sliding block; 6. a fixing assembly; 601. a first motor; 602. a driving wheel; 603. driven wheel; 604. a support rod; 605. a fixing frame; 606. an arc-shaped hole; 607. a fixing plate; 608. a bar-shaped hole; 609. fixing the column; 7. and a baffle.

Detailed Description

The following description of the embodiments of the present invention will be made more fully hereinafter with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

As shown in fig. 1, fig. 2 and fig. 3, a soil sampling device for geological exploration comprises a frame 1, a sampling component 2 and an adjusting component 4, wherein the adjusting component 4 comprises a threaded rod 402, a handle 404, a fixed rod 403 and sliding rods 401 arranged on two sides of the central line of the fixed rod 403, sliding grooves 104 are formed in two side walls of the frame 1, the sliding rods 401 are in sliding fit with the sliding grooves 104, one end of the threaded rod 402 is rotatably arranged on the fixed rod 403, the other end of the threaded rod 402 penetrates through the frame 1 and is in threaded fit with the frame 1, the handle 404 is fixedly arranged at one end of the threaded rod 402 and is located above the fixed rod 403, the sampling component 2 is arranged in the frame 1, and a fixed component 6 is further arranged on the bottom of the frame 1.

As a further optimization scheme of the soil sampling device for geological exploration, in order to ensure the stability of the top of the frame 1 in the sampling process, as shown in fig. 6, through holes are further formed at two ends of the fixing rod 403, and fixing pieces 3 for fixing the fixing rod 403 on the ground are arranged in the through holes, wherein the fixing pieces 3 can be ground anchors or other devices capable of fixing the fixing rod 403 on the ground.

The setting of mounting 3 can fix the device subaerial, prevents that frame 1 from taking place to rock when taking a sample soil and influences sampling efficiency and sampling quality.

As a further optimization scheme of the soil sampling device for geological exploration, as shown in FIG. 4, the frame 1 comprises the vertical plates 102 and the transverse plates 101, the two vertical plates 102 and the two transverse plates 101 are connected end to form the frame 1, the sliding chute 104 is arranged on the outer side of the vertical plates 102, the inner side of the vertical plates 102 is provided with the guide groove 103, the guide groove 103 is matched with the sampling assembly 2, the middle part of the frame 1 is fixedly provided with the baffle 7, the baffle 7 is fixedly arranged on the vertical plates 102 and the transverse plates 101, and the baffle 7 can divide the sampling assembly 2 from the adjusting part 5 and the fixing assembly 6 so as to prevent interference in the working process.

The safety of the device can be guaranteed through the arrangement of the frame 1, the purpose of supporting the adjusting component 4 can be achieved, and the normal operation of the adjusting component 4 is guaranteed.

As a further optimization scheme of the soil sampling device for geological exploration, as shown in fig. 5 and 10, the sampling assembly 2 comprises a cylinder 201, a rack 202, a gear 204, a sampling bucket 205 and a rotating shaft 203, wherein two ends of the rotating shaft 203 are rotatably installed on a vertical plate 102, one end of the sampling bucket 205 is fixedly installed on the rotating shaft 203, the gears 204 are arranged on two sides of the sampling bucket 205, the gears 204 are fixedly installed on the rotating shaft 203, the rack 202 is arranged on one side of the gears 204, the rack 202 is meshed with the gears 204, the cylinder 201 is fixed on one of the transverse plates 101, and a piston rod of the cylinder 201 is fixedly installed on the rack 202.

The sampling assembly 2 is used for sampling soil, the setting of the sampling bucket 205 can rotate under the mutual cooperation of the gear 204 and the rack 202, and the soil is collected in the rotating process, so that the purpose of sampling the soil is realized.

As a further optimization scheme of the soil sampling device for geological exploration, as shown in fig. 10, the sampling bucket 205 comprises a mounting block 206 and a collecting cavity 207, the collecting cavity 207 is fixedly arranged on one side of the mounting block 206, an inclined surface is arranged at the front end of the collecting cavity 207, a guide rod 208 is further arranged on the rack 202, and the guide rod 208 is in sliding fit with the guide groove 103.

The setting of installation piece 206 is convenient for fix collection chamber 207 on axis of rotation 203, and collection chamber 207's setting can realize the purpose of collecting soil, guarantees the quality and the efficiency of soil sampling.

As a further optimization scheme of the soil sampling device for geological exploration, as shown in fig. 2, 8 and 9, the fixing assembly 6 is fixedly arranged on the baffle 7, the fixing assembly 6 comprises a first motor 601, a driving wheel 602, a driven wheel 603, a fixing frame 605 and a supporting rod 604 slidably arranged on the fixing frame 605, the first motor 601 is fixedly arranged on the baffle 7, the driving wheel 602 is arranged on an output shaft of the first motor 601, the driven wheel 603 is arranged on the baffle 7 through a rotating shaft, the driven wheel 603 is meshed with the driving wheel 602, arc-shaped holes 606 are symmetrically formed in the driven wheel 603, the fixing frame 605 is fixedly arranged on the baffle 7, the supporting rod 604 is slidably arranged on the fixing frame 605, fixing columns 609 are fixedly arranged on the supporting rod 604, and the fixing columns 609 are arranged in the arc-shaped holes 606.

The setting of fixed subassembly 6 can be fixed the bottom of frame 1 and prevent to take place to rock the lower extreme that influences normal sampling quality to soil sampling in-process frame 1, guarantees the stability of frame 1 at soil sampling in-process, has guaranteed the efficiency and the quality of sampling.

As a further optimization scheme of the soil sampling device for geological exploration, as shown in fig. 4, 9 and 11, a through hole 105 is further formed in the vertical plate 102, the through hole 105 is matched with the supporting rod 604, an inclined surface is arranged at the end part of the supporting rod 604, the inclined surface is convenient for inserting the supporting rod 604 into nearby soil, the fixing frame 605 comprises a fixing plate 607, a fixing hole is formed in the fixing plate 607, a strip-shaped hole 608 is formed in the side wall of the fixing hole, the fixing hole is communicated with the strip-shaped hole 608, the fixing hole is in sliding fit with the supporting rod 604, and the strip-shaped hole 608 is in sliding fit with a fixing column 609.

The bracing piece 604 is used for inserting on the inner wall in cavity, guarantees the stability of frame 1 bottom, prevents that frame 1 from taking place to rock, and the setting of fixed orifices can play the purpose of direction to bracing piece 604, guarantees the normal extension and the shrink of bracing piece 604, realizes the purpose fixed with frame 1 bottom.

As a further optimization scheme of the soil sampling device for geological exploration, in order to prevent the phenomenon that the rear end of the frame 1 cannot be contacted with the inner wall of a hole and the sampling result is influenced by shaking during sampling, as shown in fig. 5 and 7, an adjusting piece 5 is further arranged on the baffle 7, the adjusting piece 5 comprises a screw rod 503, fixed blocks 504, a second motor 502, a supporting plate 501, sliding blocks 509 and rotating arms 507, the fixed blocks 504 are symmetrically arranged on two sides of the central line of the baffle 7, the second motor 502 is fixedly arranged on one fixed block 504, two ends of the screw rod 503 are rotatably arranged on the fixed blocks 504, one end of the screw rod 503 is connected with an output shaft of the second motor 502, threads on two sides of the central line of the screw rod 503 are opposite in rotation direction, the rotating arms 507 are symmetrically arranged on two sides of the central line of the supporting plate 501, the sliding blocks 509 are symmetrically arranged on two sides of the central line of the screw rod 503, the sliding blocks 509 are in threaded fit with the screw rod 503, one ends of the rotating arms 507 are rotatably arranged on the supporting plate 501, and the other ends of the rotating arms 507 are rotatably provided with the sliding blocks 509.

The setting of regulating part 5 can guarantee the lateral wall contact of one side and hole of frame 1, prevents that the device from taking place to rock at the in-process of taking a sample, has improved sampling efficiency and quality greatly.

As a further optimization scheme of the soil sampling device for geological exploration, as shown in fig. 12, the adjusting piece 5 is further provided with a guide plate 505 and guide columns 508, the guide plate 505 is symmetrically arranged on two sides of the center line of the baffle 7, waist-shaped holes 506 are formed on two sides of the center line of the guide plate 505, the guide columns 508 are symmetrically arranged on two sides of the sliding block 509, one end of the rotating arm 507 is rotatably arranged on the guide columns 508, the end of the guide columns 508 is arranged in the waist-shaped holes 506, and the guide columns 508 are in sliding fit with the waist-shaped holes 506.

The deflector 505 is used for guiding the rotating arm 507, and the guide post 508 is matched with the waist-shaped hole 506 to ensure the normal rotation of the rotating arm 507, so that the rotating arm 507 is prevented from shaking in the rotation process, the stability of the device in the sampling process is ensured, and the sampling efficiency and quality are greatly improved.

1) Placing the device into a sampling hole drilled in advance;

2) The handle 404 is rotated according to the requirement to drive the threaded rod 402 to rotate, the threaded rod 402 rotates to drive the fixed rod 403 and the sliding rod 401 to slide along the vertical plate 102, and the downward detection depth of the frame 1 is adjusted;

3) When the frame 1 is detected to a preset depth, the first motor 601 is turned on to drive the driving wheel 602 to rotate, the driving wheel 602 is rotated to drive the driven wheel 603 to rotate, the driven wheel 603 is rotated to drive the fixing column 609 to move in the arc-shaped hole 606, so that the supporting rod 604 is driven to slide in the fixing hole, the supporting rod 604 slides out of the through hole 105 until the end part of the supporting rod 604 is inserted into the side wall of the hole, and the purpose of fixing the frame 1 is achieved;

4) The second motor 502 is turned on to drive the screw rod 503 to rotate, the screw rod 503 rotates to drive the rotating arm 507 to move towards the middle part, and the supporting plate 501 is outwards supported under the action of the rotating arm 507, so that the supporting plate 501 is in contact with the side wall of the hole;

5) Opening the air cylinder 201, wherein the air cylinder 201 stretches to drive the rack 202 to move downwards, the rack 202 moves downwards to drive the gear 204 to rotate, the gear 204 rotates to drive the sampling bucket 205 to rotate, and the sampling bucket 205 contacts with the side wall of the hole, so that soil is shoveled into the sampling bucket 205, the rack 202 is continuously rotated until the sampling bucket 205 rotates 180 degrees, and the purpose of collecting the soil in the sampling bucket 205 is achieved;

6) After the sampling is completed, the adjusting part 5, the fixing component 6 and the adjusting component 4 are reset, the fixing part 3 is pulled out of the bottom surface, the frame 1 is finally taken out of the hole, the soil sample in the sampling bucket is taken out, and the sampling component 2 is reset, so that the sampling is convenient to be performed again.

The device adopts a wireless remote control technology to start the air cylinder 201, the first motor 601 and the second motor 502, and the technology is the prior art and is not described in detail herein.

The foregoing is merely illustrative and explanatory of the invention, as it is well within the scope of the invention as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the scope of the invention as disclosed in the accompanying claims.

Claims

1. The utility model provides a soil sampling device for geological prospecting, includes frame, sampling component and adjusting part, its characterized in that, adjusting part includes threaded rod, handle, dead lever and installs the slide bar in the dead lever central line both sides, it has the spout to open on the both sides wall of frame, slide bar and spout sliding fit, the one end rotation of threaded rod is installed on the dead lever, the other end of threaded rod run through the frame and with frame screw thread fit, handle fixed mounting is located the top of dead lever in the one end of threaded rod, the inside at the frame is installed to the sampling component, still installs fixed subassembly on the bottom of frame.

2. The soil sampling apparatus for geological exploration according to claim 1, wherein through holes are further formed at both ends of the fixing rod, and fixing members for fixing the fixing rod to the ground are provided in the through holes.

3. The soil sampling device for geological exploration according to claim 1, wherein the frame comprises vertical plates and transverse plates, the two vertical plates and the two transverse plates are connected end to form the frame, the sliding groove is formed in the outer side of the vertical plates, the guide groove is formed in the inner side of the vertical plates, the baffle is fixedly installed in the middle of the frame, and the baffle is fixedly installed on the vertical plates and the transverse plates.

4. A soil sampling device for geological exploration according to claim 3, wherein the sampling assembly comprises a cylinder, a rack, a gear, a sampling bucket and a rotating shaft, wherein the two ends of the rotating shaft are rotatably mounted on a vertical plate, one end of the sampling bucket is fixedly mounted on the rotating shaft, the gears are arranged on the two sides of the sampling bucket, the gears are fixedly mounted on the rotating shaft, the rack is arranged on one side of the gear, the rack is meshed with the gear, the cylinder is fixed on one of the transverse plates, and the cylinder piston rod is fixedly mounted on the rack.

5. The soil sampling device for geological exploration according to claim 4, wherein the sampling bucket comprises a mounting block and a collecting cavity, the collecting cavity is fixedly arranged on one side of the mounting block, an inclined surface is arranged at the front end of the collecting cavity, and a guide rod is further arranged on the rack and is in sliding fit with the guide groove.

6. The soil sampling device for geological exploration according to claim 3, wherein the fixing assembly is fixedly arranged on the baffle, the fixing assembly comprises a first motor, a driving wheel, a driven wheel, a fixing frame and a supporting rod which is slidably arranged on the fixing frame, the first motor is fixedly arranged on the baffle, the driving wheel is arranged on an output shaft of the first motor, the driven wheel is arranged on the baffle through a rotating shaft and is meshed with the driving wheel, arc-shaped holes are symmetrically formed in the driven wheel, the fixing frame is fixedly arranged on the baffle, the supporting rod is slidably arranged on the fixing frame, and fixing columns are fixedly arranged on the supporting rod and are arranged in the arc-shaped holes.

7. The soil sampling device for geological exploration according to claim 6, wherein the vertical plate is further provided with a through hole, the through hole is matched with the supporting rod, the end part of the supporting rod is provided with an inclined surface, the fixing frame comprises a fixing plate, the fixing plate is provided with a fixing hole, the fixing hole is communicated with a strip-shaped hole, the side wall of the fixing hole is provided with a strip-shaped hole, the fixing hole is in sliding fit with the supporting rod, and the strip-shaped hole is in sliding fit with the fixing column.

8. The soil sampling device for geological exploration according to claim 3, wherein the baffle is further provided with an adjusting piece, the adjusting piece comprises a screw rod, fixed blocks, a second motor, a supporting plate, sliding blocks and rotating arms, the fixed blocks are symmetrically arranged on two sides of the center line of the baffle, the second motor is fixedly arranged on one of the fixed blocks, two ends of the screw rod are rotatably arranged on the fixed blocks, one end of the screw rod is connected with an output shaft of the second motor, threads on two sides of the center line of the screw rod are oppositely rotated, the rotating arms are symmetrically arranged on two sides of the center line of the supporting plate, the sliding blocks are symmetrically arranged on two sides of the center line of the screw rod, the sliding blocks are in threaded fit with the screw rod, one end of each rotating arm is rotatably arranged on the supporting plate, and the other end of each rotating arm is rotatably provided with the sliding block.

9. The soil sampling device for geological exploration according to claim 8, wherein the adjusting piece is further provided with guide plates and guide columns, the guide plates are symmetrically arranged on two sides of the center line of the baffle, waist-shaped holes are formed in two sides of the center line of the guide plates, the guide columns are symmetrically arranged on two sides of the sliding block, one end of the rotating arm is rotatably arranged on the guide columns, the end portions of the guide columns are arranged in the waist-shaped holes, and the guide columns are in sliding fit with the waist-shaped holes.

10. A method of using a soil sampling device for geological exploration, applied to the soil sampling device for geological exploration of any one of claims 1-9, comprising the steps of:

1) Placing the device into a sampling hole drilled in advance;