CN113740105A - Intelligent rotary-cut sampling device for geological resource exploration - Google Patents

Intelligent rotary-cut sampling device for geological resource exploration Download PDF

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Publication number
CN113740105A
CN113740105A CN202111291947.9A CN202111291947A CN113740105A CN 113740105 A CN113740105 A CN 113740105A CN 202111291947 A CN202111291947 A CN 202111291947A CN 113740105 A CN113740105 A CN 113740105A
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China
Prior art keywords
rotary cutting
soil
rod
rotary
plate
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CN202111291947.9A
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CN113740105B (en
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聂佩孝
颜丙鹏
孙立军
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Shandong Fourth Geological Mineral Investigation and Exploration Institute
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Shandong Fourth Geological Mineral Investigation and Exploration Institute
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/04Devices for withdrawing samples in the solid state, e.g. by cutting
    • G01N1/08Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
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  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention relates to the technical field of geological exploration, in particular to an intelligent rotary cutting sampling device for geological resource exploration, which comprises a supporting plate, a fixing unit and a rotary cutting unit, wherein the fixing unit is arranged at the lower end of the supporting plate, the rotary cutting unit is arranged on the supporting plate, and the fixing unit is connected with the rotary cutting unit; the following problems exist with small drilling rigs: the small core drill lacks stability during sampling, and is easy to cause danger if not operated properly; when the small core drill works, soil around the sampling port easily falls into the sampling port, so that the sampling precision is influenced; the invention can adopt samples in the ground in a rotary cutting mode, thereby reducing the workload of workers; the invention can ensure the stability in the sampling process and reduce the danger coefficient; the soil sampling device can pull out soil outside the sampling port to the outside, and avoids the influence on the sampling precision caused by the falling of the soil into the sampling port.

Description

Intelligent rotary-cut sampling device for geological resource exploration
Technical Field
The invention relates to the technical field of geological exploration, in particular to an intelligent rotary cutting sampling device for geological resource exploration.
Background
When people are sampling ground, a core drilling machine is usually adopted to drill and sample the ground, so that geological resources inside the ground can be conveniently surveyed.
The utility model discloses a chinese utility model patent that publication number is CN214224610U discloses a sampling device for geological disasters investigation, and above-mentioned patent drives the sample to weak soil through the motor pull rod with the cutting valve realization to can be better preserve the sample original state, nevertheless do not relate to how fast take out the earth of sample and how stable carry out the soil sampling.
The above prior art specifically has the following problems: 1. general small-size coring drilling machine needs workman's handheld operation at the during operation, therefore small-size coring drilling machine takes place to rock easily when the sampling, lacks stability, and increases workman's work load, if the misoperation, takes place danger easily.
2. The small-size core drill is at the during operation, because soil around the sample connection drops into in the sample connection easily, influences the sampling precision, after the sampling is accomplished, need take off core barrel from the drill bit earlier, collects the sample again, and operating procedure is loaded down with trivial details, because core barrel can't fix its inside soil, soil can be followed and dropped in the core barrel when consequently core barrel takes off from the drill bit to need the sample of taking many times.
Disclosure of Invention
The technical problem to be solved is as follows: the invention provides an intelligent rotary cutting sampling device for geological resource exploration, which can solve the problems pointed out in the background technology.
The technical scheme is as follows: in order to achieve the above purposes, the invention adopts the following technical scheme that the intelligent rotary cutting sampling device for geological resource exploration comprises a supporting plate, a fixing unit and a rotary cutting unit, wherein the fixing unit is installed at the lower end of the supporting plate, the rotary cutting unit is arranged on the supporting plate, and the fixing unit is connected with the rotary cutting unit.
The fixed unit includes dead lever, bottom plate, universal wheel and supporting component, wherein: the lower end of the supporting plate is provided with a plurality of fixing rods which are arranged in a matrix manner, the lower ends of the fixing rods on the left side and the right side are respectively provided with a bottom plate, the lower ends of the two bottom plates are respectively provided with two universal wheels in a front-back symmetrical manner, and the supporting assembly is arranged on the bottom plate; the fixing unit supports the invention from the ground through the supporting component, thereby being capable of increasing the stability of the invention during working.
The rotary cutting unit comprises an Contraband template, a transmission motor, a telescopic column, a rotary cutting cylinder, a soil retaining assembly, a soil discharging assembly, an L-shaped frame and a fixing nut, wherein: contraband the opening of the template is downwards arranged on the top of the support plate, the top of the Contraband template is provided with an installation groove, a transmission motor is arranged in the installation groove, the output end of the transmission motor is connected with a telescopic column, one end of the telescopic column, which is far away from the transmission motor, is provided with a rotary cutting cylinder, the outer wall of the rotary cutting cylinder is provided with transmission threads, a soil retaining component is arranged on the outer side of the rotary cutting cylinder, a soil discharging component is arranged inside the rotary cutting cylinder, two L-shaped frames are symmetrically arranged at the lower end of the support plate by taking the rotary cutting cylinder as the center, one end of the L-shaped frame, which is far away from the support plate, is provided with a fixing nut, the fixing nut is sleeved on the outer wall of the rotary cutting cylinder, and the fixing nut is matched with the transmission threads on the outer wall of the rotary cutting cylinder; the rotary cutting unit can plug soil on the ground into the rotary cutting cylinder, so that a traditional handheld geological exploration drilling machine can be replaced, the workload of workers is reduced, certain stability is achieved, and the risk coefficient can be reduced.
The soil discharging component comprises a spiral groove, a soil grabbing piece, a rotary table, a linkage column, a swing rod and a torsion spring, wherein: a spiral groove is formed in the rotary cutting cylinder, a soil grabbing piece is rotationally arranged in the spiral groove, a rotary table is mounted at the top of the soil grabbing piece and is rotationally arranged in the rotary cutting cylinder, a linkage column is mounted at the upper end of the rotary table, a swinging rod is sleeved at the upper end of the linkage column after the linkage column penetrates through the rotary cutting cylinder, and a torsion spring is mounted between the linkage column and the rotary cutting cylinder; the soil discharging component can enable the soil grabbing pieces to be expanded into the spiral grooves, so that the soil in the rotary cutting cylinder gradually loses the support of the soil grabbing pieces and drops, the collected soil is convenient to collect, and the operation is convenient and fast.
Preferably, the soil retaining assembly comprises a Z-shaped rod, an annular plate, a sliding groove, a fixed sliding block and a soil shifting plate, wherein: z-shaped rods are arranged on the opposite sides of the bottom plate, an annular plate is arranged on one side, close to the rotary cutting cylinder, of each Z-shaped rod, the annular plate is connected with the Z-shaped rods in a rotating mode, the annular plate is sleeved outside the rotary cutting cylinder, sliding grooves are symmetrically formed in the left side and the right side of the outer wall of the rotary cutting cylinder, fixed sliding blocks are symmetrically arranged on one side, close to the rotary cutting cylinder, of each annular plate in the left side and the right side, the fixed sliding blocks are arranged in the sliding grooves in a sliding mode, and a plurality of soil shifting plates are evenly arranged at the lower end of each annular plate along the circumferential direction of the annular plate; the soil retaining assembly drives the soil shifting plate at the lower end of the soil retaining assembly to rotate through the annular plate, so that the soil shifting plate can shift the soil outside the sampling port outwards, and the influence of the soil falling into the sampling port on the sampling precision of the soil retaining assembly is avoided.
Preferably, the supporting component comprises a yielding groove, a positioning plate, a baffle, an L-shaped plate, a bearing rod, a reset spring, a fixing plate, a folding rod, an auxiliary rod and a pull rod, wherein: the groove of stepping down has been seted up to one side longitudinal symmetry that the rotary cutting section of thick bamboo was kept away from to bottom plate upper end, one side that the rotary cutting section of thick bamboo was kept away from to the dead lever is provided with the locating plate, the baffle is installed to the locating plate lower extreme, spacing spout has been seted up at the middle part of baffle, the bottom plate upper end is provided with two L templates for central bilateral symmetry with the groove of stepping down, the bearing rod slides and sets up at the inslot of stepping down, install the fixed disk after the bearing rod lower extreme passes the bottom plate, be provided with reset spring between bearing rod and the inslot wall of stepping down, and install the folding rod through hinged joint's mode between bearing rod and the bottom plate, the center department of folding rod rotates through the auxiliary rod and connects, be provided with the pull rod on the auxiliary rod.
Preferably, the pull rod includes head rod, second connecting rod and limiting plate, wherein: one side of keeping away from rotary cutting section of thick bamboo in the middle part of the auxiliary rod is provided with the head rod, and the one end that the auxiliary rod was kept away from to the head rod rotates and is provided with the second connecting rod, and one side longitudinal symmetry that the second connecting rod is close to the auxiliary rod is provided with two limiting plates, and the one end that the auxiliary rod was kept away from to the second connecting rod passes the baffle and slides and set up in spacing spout.
Preferably, a plurality of steel nails are uniformly arranged at the lower end of the fixed disc; the supporting component can support the sampling device from the ground by pressing the fixed disc downwards through the supporting rod, and meanwhile, the fixed disc can be prevented from displacing through the steel nails, so that the sampling device can be prevented from shaking, and the stability of the sampling device during sampling can be enhanced.
Preferably, the soil grabbing sheet is formed by connecting a plurality of sections of telescopic spiral groups; the soil grabbing sheet can extend and contract in a small range under the action of external force.
Preferably, the soil grabbing piece is provided with a fixed thread, the fixed thread is matched with the spiral groove, and the outer wall of the soil grabbing piece close to the axis of the rotary cutting cylinder is provided with a plurality of spiral protrusions; the friction force between the soil grabbing pieces and the soil can be increased through the spiral protrusions, so that the soil is prevented from being spilled out of the rotary cutting cylinder.
Thirdly, the beneficial effects are that: 1. according to the invention, samples can be taken in the ground in an intelligent rotary cutting mode, so that the manual operation of workers is not needed, and the workload of the workers can be reduced; the invention can ensure the stability in the sampling process and reduce the danger coefficient; the soil sampling device can pull out soil outside the sampling port to the outside, and avoids the influence on the sampling precision caused by the falling of the soil into the sampling port.
2. The fixing unit provided by the invention can support the device from the ground by pressing the fixing disc downwards through the supporting rod, and meanwhile, the fixing disc can be prevented from displacing through the steel nails, so that the device can be prevented from shaking, and the stability of the device during sampling can be enhanced.
3. The rotary cutting unit provided by the invention can plug soil on the ground into the rotary cutting cylinder, so that the rotary cutting unit can replace a traditional handheld geological exploration drilling machine and has certain stability.
4. The soil holding component can expand the soil holding pieces into the spiral groove, so that the soil in the rotary cutting cylinder gradually loses the support of the soil holding pieces and falls off, the collected soil is convenient to collect, and the operation is convenient and fast.
5. The spiral bulge on the soil grabbing sheet can increase the friction force between the soil grabbing sheet and soil, so that the soil is prevented from spilling out of the rotary cutting cylinder.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a partial cutaway view of the support assembly of the present invention.
Fig. 4 is a sectional view taken along line a-a of fig. 2 of the present invention.
Fig. 5 is an operational state diagram of the support assembly of the present invention.
Fig. 6 is a cross-sectional view of the invention taken along the line N-N of fig. 2.
FIG. 7 is a schematic bottom perspective view of the rotary cutting drum, annular plate and scraper plate of the present invention.
Fig. 8 is a partial enlarged view of the invention at C of fig. 6.
Fig. 9 is a partial enlarged view of the invention at D of fig. 8.
FIG. 10 is a partial cutaway view of the rotary cutting drum and earthmoving assembly of the invention.
In the figure: 1. a support plate; 2. a fixing unit; 21. fixing the rod; 22. a base plate; 23. a universal wheel; 24. a support assembly; 241. a yielding groove; 242. positioning a plate; 243. a baffle plate; 244. an L-shaped plate; 245. a support rod; 246. a return spring; 247. fixing the disc; 2471. steel nails; 248. a folding bar; 249. an auxiliary lever; 240. a pull rod; 2401. a first connecting rod; 2402. a second connecting rod; 2403. a limiting plate; 3. a rotary cutting unit; 31. contraband a template; 32. a drive motor; 33. a telescopic column; 34. rotary cutting the cylinder; 35. a soil retaining assembly; 351. a Z-shaped rod; 352. an annular plate; 353. a sliding groove; 354. fixing the sliding block; 355. a soil shifting plate; 36. a soil laying assembly; 361. a helical groove; 362. grabbing a soil piece; 363. a turntable; 364. a linkage column; 365. a swing lever; 366. a torsion spring; 367. a spiral protrusion; 37. an L-shaped frame; 38. and (5) fixing the nut.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1 and 2, an intelligent rotary cutting sampling device for geological resource exploration comprises a support plate 1, a fixing unit 2 and a rotary cutting unit 3, wherein the fixing unit 2 is installed at the lower end of the support plate 1, the rotary cutting unit 3 is arranged on the support plate 1, and the fixing unit 2 is connected with the rotary cutting unit 3.
Referring to fig. 1, the fixing unit 2 includes a fixing rod 21, a base plate 22, a universal wheel 23, and a support assembly 24, wherein: the lower end of the supporting plate 1 is provided with a plurality of fixing rods 21, the fixing rods 21 are arranged in a matrix, the lower ends of the fixing rods 21 on the left side and the right side are respectively provided with a bottom plate 22, the lower ends of the two bottom plates 22 are respectively provided with two universal wheels 23 in a front-back symmetrical manner, the movement of the invention is facilitated through the universal wheels 23, so that the workload of carrying the invention can be saved, and the supporting component 24 is arranged on the bottom plate 22; in particular, during operation, the invention is firstly moved to a position needing sampling, and then is supported from the ground through the support assembly 24, so that the stability of the invention during operation can be increased.
Referring to fig. 3, 4 and 5, the support assembly 24 includes a relief groove 241, a positioning plate 242, a blocking plate 243, an L-shaped plate 244, a holding rod 245, a return spring 246, a fixing plate 247, a folding rod 248, an auxiliary rod 249 and a pull rod 240, wherein: the upper end of the bottom plate 22 is symmetrically provided with a receding groove 241 at the front and back of one side far away from the rotary cutting cylinder 34, one side of the fixed rod 21 far away from the rotary cutting cylinder 34 is provided with a positioning plate 242, the lower end of the positioning plate 242 is provided with a baffle 243, the middle part of the baffle 243 is provided with a limiting sliding groove, the upper end of the bottom plate 22 is symmetrically provided with two L-shaped plates 244 at the left and right sides by taking the receding groove 241 as the center, a supporting rod 245 is arranged in the receding groove 241 in a sliding manner, the lower end of the supporting rod 245 penetrates through the bottom plate 22 and is provided with a fixed plate 247, and the lower end of the fixed plate 247 is uniformly provided with a plurality of steel nails 2471; be provided with reset spring 246 between bearing rod 245 and the groove 241 inner wall of stepping down, and install folding rod 248 through hinged joint's mode between bearing rod 245 and the bottom plate 22, folding rod 248's center department rotates through auxiliary rod 249 and connects, is provided with pull rod 240 on the auxiliary rod 249, pull rod 240 includes head rod 2401, second connecting rod 2402 and limiting plate 2403, wherein: a first connecting rod 2401 is arranged on one side of the middle part of the auxiliary rod 249, which is far away from the rotary cutting drum 34, a second connecting rod 2402 is rotatably arranged at one end of the first connecting rod 2401, which is far away from the auxiliary rod 249, two limiting plates 2403 are vertically and symmetrically arranged on one side of the second connecting rod 2402, which is close to the auxiliary rod 249, and one end of the second connecting rod 2402, which is far away from the auxiliary rod 249, penetrates through the baffle 243 and is slidably arranged in the limiting chute; in the initial state, the angle between the folding bars 248 is acute (as shown in fig. 4).
In specific work, after the invention moves to a designated position, the second connecting rod 2402 is pulled, the second connecting rod 2402 pulls the auxiliary rod 249 to one side close to the baffle 243 through the first connecting rod 2401, so that the included angle between the folding rods 248 is changed into a straight angle (as shown in fig. 5), then the second connecting rod 2402 rotates 90 degrees, the second connecting rod 2402 drives the limit plate 2403 to be clamped at one side of the limit chute far away from the auxiliary rod 249, the included angle between the folding rods 248 can be prevented from changing through the limit action of the limit plate 2403 on the second connecting rod 2402, meanwhile, the lower end of the folding rod 248 presses the fixed disc 247 downwards through the bearing rod 245, the fixed disc 247 can support the invention from the ground, meanwhile, the fixed disc 247 drives the steel nail 2471 to be inserted into the ground through the fixed disc 247, and the fixed disc 247 is further reinforced through the steel nail 2471 to prevent the fixed disc 247 from displacing, therefore, the invention can be prevented from shaking, and the stability of the invention during sampling can be enhanced; after sampling is completed, the second connecting rod 2402 is rotated reversely by 90 °, and then the second connecting rod 2402 is released, at this time, the auxiliary rod 249 and the folding rod 248 lose the pulling force of the second connecting rod 2402, and simultaneously the supporting rod 245 drives the fixed disk 247 to retract and reset upwards under the action of the return spring 246, so that the universal wheel 23 abuts against the ground, thereby facilitating moving the present invention to the next designated position.
Referring to fig. 1 and 6, the rotary cutting unit 3 includes Contraband shaped plates 31, a transmission motor 32, a telescopic column 33, a rotary cutting cylinder 34, a soil retaining assembly 35, a soil discharging assembly 36, an L-shaped frame 37 and a fixing nut 38, wherein: contraband the opening of the template 31 is set at the top of the supporting plate 1, the top of the Contraband template 31 is provided with a mounting groove, the transmission motor 32 is arranged in the mounting groove, the output end of the transmission motor 32 is connected with a telescopic column 33, the telescopic column 33 can only extend and contract linearly under the action of external force, the fixed end of the telescopic column 33 and the telescopic end thereof cannot rotate, one end of the telescopic column 33 far away from the transmission motor 32 is provided with a rotary cutting cylinder 34, the lower end of the rotary cutting cylinder 34 is of a circular table structure with the diameter gradually reduced from top to bottom, and the outer wall of the lower end of the rotary cutting cylinder 34 is provided with a spiral cutter; the outer wall of the rotary cutting cylinder 34 is provided with a transmission thread, the soil retaining assembly 35 is installed on the outer side of the rotary cutting cylinder 34, the soil placing assembly 36 is installed inside the rotary cutting cylinder 34, the lower end of the supporting plate 1 is provided with two L-shaped frames 37 in bilateral symmetry with the rotary cutting cylinder 34 as a center, one end, away from the supporting plate 1, of each L-shaped frame 37 is provided with a fixing nut 38, the fixing nut 38 is sleeved on the outer wall of the rotary cutting cylinder 34, and the fixing nut 38 is matched with the transmission thread on the outer wall of the rotary cutting cylinder 34.
When the fixing unit 2 finishes fixing the invention, the transmission motor 32 is started, the transmission motor 32 drives the rotary cutting cylinder 34 to rotate forward through the telescopic column 33, the rotary cutting cylinder 34 moves downward under the action of the fixing nut 38, during the period, the telescopic column 33 can correspondingly extend along with the downward movement of the rotary cutting cylinder 34, so that the transmission motor 32 drives the rotary cutting cylinder 34 to rotate through the telescopic column 33, when the lower end of the rotary cutting cylinder 34 is contacted with the ground, a sampling port can be rotatably cut on the ground through a spiral cutter, the rotary cutting cylinder 34 can be conveniently inserted into the ground along the sampling port, because the rotary cutting cylinder 34 is of a hollow structure, when the rotary cutting cylinder 34 is inserted into the ground, the soil on the ground is inserted into the rotary cutting cylinder 34, thereby replacing the traditional hand-held geological prospecting drilling machine, reducing the workload of workers and having certain stability, so that the risk factor can be reduced; after sampling is finished, the transmission motor 32 is matched with the telescopic column 33 to drive the rotary cutting cylinder 34 to rotate reversely, so that the rotary cutting cylinder 34 moves upwards under the action of the fixing nut 38, at the moment, the telescopic column 33 contracts when the rotary cutting cylinder 34 moves upwards, and then soil in the rotary cutting cylinder 34 can be taken out through the soil discharging assembly 36.
Referring to fig. 1, 6 and 7, the soil guard assembly 35 includes a Z-shaped bar 351, an annular plate 352, a sliding groove 353, a fixed slider 354 and a soil striking plate 355, wherein: the opposite sides of the bottom plate 22 are respectively provided with a Z-shaped rod 351, one side of the Z-shaped rod 351 close to the rotary cutting cylinder 34 is provided with an annular plate 352, the annular plate 352 is rotatably connected with the Z-shaped rod 351, the annular plate 352 is sleeved outside the rotary cutting cylinder 34, the outer wall of the rotary cutting cylinder 34 is bilaterally symmetrically provided with a sliding groove 353, one side of the annular plate 352 close to the rotary cutting cylinder 34 is bilaterally symmetrically provided with a fixed sliding block 354, the fixed sliding block 354 is slidably arranged in the sliding groove 353, the lower end of the annular plate 352 is uniformly provided with a plurality of soil shifting plates 355 along the circumferential direction, the lower end surfaces of the soil shifting plates 355 are gradually inclined upwards from the center of the annular plate 352 to the annular plate 352, the lower end of the soil shifting plates 355 are provided with a plurality of carding grooves, and soil outside the sampling port can be gradually shifted outwards through the carding grooves; when the rotary cutting cylinder 34 rotates, the rotary cutting cylinder 34 drives the annular plate 352 to rotate through the matching between the sliding groove 353 and the fixed sliding block 354, and the annular plate 352 drives the plurality of soil shifting plates 355 at the lower end of the annular plate 352 to rotate, so that the soil shifting plates 355 can shift the soil outside the sampling port outwards, and the sampling precision of the sampling device is prevented from being influenced by the fact that the soil falls into the sampling port.
Referring to fig. 8, 9 and 10, the soil discharging assembly 36 includes a spiral groove 361, a soil gripping piece 362, a rotary disc 363, a linkage post 364, a swing lever 365 and a torsion spring 366, wherein: a spiral groove 361 is formed in the rotary cutting cylinder 34, a soil grabbing piece 362 is rotationally arranged in the spiral groove 361, and the soil grabbing piece 362 is formed by connecting a plurality of sections of telescopic spiral groups; the outer wall of the soil-grasping piece 362 is provided with a fixed thread, the side wall of the spiral groove 361 is provided with a guide thread which is matched with the fixed thread and guides the fixed thread, and when the soil-grasping piece 362 rotates clockwise, the fixed thread on the soil-grasping piece 362 can rotate towards the outer side surface of the rotary cutting drum 34 under the action of the guide thread (as shown in fig. 10); the outer wall of the soil grabbing sheet 362 close to the axis of the rotary cutting cylinder 34 is provided with a plurality of spiral protrusions 367; the friction force between the soil gripping sheet 362 and the soil can be increased through the spiral protrusions 367, so that the soil is prevented from being spilled from the rotary cutting drum 34; the top of the soil grabbing piece 362 is a shrinkage section, the top of the soil grabbing piece 362 is provided with a rotary table 363, the rotary table 363 is rotatably arranged in the rotary cutting drum 34, the upper end of the rotary table 363 is provided with a linkage column 364, the upper end of the linkage column 364 passes through the rotary cutting drum 34 and then is sleeved with a swing rod 365, the swing rod 365 is divided into two sections, the two sections of swing rod 365 are detachably connected, a torsion spring 366 is arranged between the linkage column 364 and the rotary cutting drum 34, the torsion spring 366 drives the linkage column 364 to always move towards the rear side, the fixed section and the telescopic section of the soil grabbing piece 362 are elastically arranged, so that the fixed section and the telescopic section of the soil grabbing piece 362 have the tendency of returning to the initial state after being deformed, and a certain gap is reserved between the connection positions of the fixed section and the telescopic section of the soil grabbing piece 362, so that the fixed section of the soil grabbing piece 362 can rotate towards the outer side of the rotary cutting drum 34 under the driving of the rotary table 363.
During specific work, after the rotary cutting cylinder 34 is inserted into the ground, the rotary cutting cylinder 34 rotates, and the rotary cutting cylinder 34 drives the soil grabbing piece 362 to rotate, so that soil can be grabbed through the soil grabbing piece 362; after sampling is finished, the rotary cutting drum 34 is taken out of the ground, then two sections of swinging rods 365 are connected, then the swinging rods 365 are operated, so that the swinging rods 365 drive the rotary disc 363 to rotate towards the front side through the linkage columns 364, the rotary disc 363 drives the soil grasping pieces 362 to rotate towards the front side, the fixed section of the soil grasping pieces 362 can move into the spiral groove 361 towards one side close to the outer wall of the rotary cutting drum 34 through the matching between the fixed threads and the spiral groove 361, the fixed section of the soil grasping pieces 362 and the telescopic section of the soil grasping pieces deform and expand towards the outer side, and soil in the rotary cutting drum 34 gradually loses the support of the soil grasping pieces 362 and drops, so that the soil in the rotary cutting drum 34 can be conveniently taken out; after the soil in the rotary cutting cylinder 34 is poured, the swing rod 365 is detached again, at the moment, the linkage column 364 loses the rotating force of the swing rod 365 and rotates and resets towards the rear side again under the action of the torsion spring 366, at the moment, the linkage column 364 drives the soil grabbing piece 362 to rotate reversely through the rotary disc 363, so that the fixed section and the telescopic section of the soil grabbing piece 362 can be retracted towards the inner side through the matching between the fixed thread and the spiral groove 361, and the soil grabbing piece 362 can be reused conveniently.
The working process of the invention is as follows:
the first step is as follows: the sampling device is moved to a position needing sampling, then the fixed disc 247 is pressed downwards through the supporting rod 245, the fixed disc 247 can be propped up from the ground, meanwhile, the fixed disc 247 drives the steel nail 2471 to be inserted into the ground, and the fixed disc 247 can be prevented from being displaced through the steel nail 2471, so that the shaking of the sampling device can be avoided, and the stability of the sampling device during sampling can be enhanced.
The second step is that: the rotary cutting cylinder 34 is driven by the transmission motor 32 to rotate positively, the rotary cutting cylinder 34 moves downwards under the action of the fixing nut 38, when the lower end of the rotary cutting cylinder 34 contacts with the ground, a sampling port can be rotationally cut on the ground through a spiral cutter, the rotary cutting cylinder 34 can be conveniently inserted into the ground along the sampling port, and the rotary cutting cylinder 34 is of a hollow structure, so that when the rotary cutting cylinder 34 is inserted into the ground, soil on the ground is plugged into the rotary cutting cylinder 34, meanwhile, the rotary cutting cylinder 34 drives the soil grabbing piece 362 to rotate, and therefore the soil grabbing piece 362 can grab the soil conveniently.
The third step: when the rotary cutting cylinder 34 rotates, the rotary cutting cylinder 34 drives the annular plate 352 to rotate, and the annular plate 352 drives the plurality of soil shifting plates 355 at the lower end of the annular plate to rotate, so that the soil shifting plates 355 can shift the soil outside the sampling port outwards, and the influence of the soil falling into the sampling port on the sampling precision of the invention is avoided.
The fourth step: after sampling, take out rotary-cut section of thick bamboo 34 from ground, then drive through carousel 363 and grab soil piece 362 and rotate to the front side to grab soil piece 362's fixed segment and take place deformation rather than flexible section and expand to the spiral groove 361 to the outside in, the soil in the rotary-cut section of thick bamboo 34 loses the support of grabbing soil piece 362 gradually and drops this moment, thereby is convenient for collect the soil of taking, the simple operation.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a geological resources investigation intelligence rotary-cut sampling device, includes backup pad (1), fixed unit (2) and rotary-cut unit (3), its characterized in that: the lower end of the supporting plate (1) is provided with a fixing unit (2), the rotary cutting unit (3) is arranged on the supporting plate (1), and the fixing unit (2) is connected with the rotary cutting unit (3);
the fixing unit (2) comprises a fixing rod (21), a bottom plate (22), a universal wheel (23) and a supporting component (24), wherein: the lower end of the supporting plate (1) is provided with a plurality of fixing rods (21), the fixing rods (21) are arranged in a matrix manner, the lower ends of the fixing rods (21) on the left side and the right side are respectively provided with a bottom plate (22), the lower ends of the two bottom plates (22) are respectively provided with two universal wheels (23) in a front-back symmetrical manner, and a supporting assembly (24) is arranged on the bottom plates (22);
the rotary cutting unit (3) comprises an Contraband template (31), a transmission motor (32), a telescopic column (33), a rotary cutting cylinder (34), a soil retaining assembly (35), a soil placing assembly (36), an L-shaped frame (37) and a fixing nut (38), wherein: contraband template (31) opening sets up downwards at the top of backup pad (1), the mounting groove has been seted up at Contraband template (31) top, driving motor (32) set up in the mounting groove, the output of driving motor (32) is connected with flexible post (33), the one end that driving motor (32) were kept away from to flexible post (33) is installed rotary cutting section of thick bamboo (34), rotary cutting section of thick bamboo (34) outer wall is equipped with the transmission screw thread, it installs in the rotary cutting section of thick bamboo (34) outside to keep off native subassembly (35), the internally mounted of rotary cutting section of thick bamboo (34) puts native subassembly (36), the lower extreme of backup pad (1) uses rotary cutting section of thick bamboo (34) to install two L type framves (37) as center bilateral symmetry, the one end that backup pad (1) was kept away from to L type frame (37) is installed fixation nut (38), fixation nut (38) cover is established and is cut section of thick bamboo (34) outer wall soon, and the fixed nut (38) is matched with the transmission thread on the outer wall of the rotary cutting cylinder (34);
the soil discharging assembly (36) comprises a spiral groove (361), a soil grabbing piece (362), a rotary disc (363), a linkage column (364), a swinging rod (365) and a torsion spring (366), wherein: spiral groove (361) have been seted up to rotary drum (34) inside, spiral groove (361) internal rotation is provided with grabs native piece (362), grabs the top of native piece (362) and installs carousel (363), carousel (363) rotate to set up in rotary drum (34), and linkage post (364) are installed to carousel (363) upper end, and the cover is equipped with swinging arms (365) behind rotary drum (34) is passed to linkage post (364) upper end, installs torsional spring (366) between linkage post (364) and rotary drum (34).
2. The intelligent rotary-cut sampling device of geological resource exploration according to claim 1, characterized in that: support assembly (24) including stepping down groove (241), locating plate (242), baffle (243), L template (244), bearer pole (245), reset spring (246), fixed disk (247), folding rod (248), auxiliary rod (249) and pull rod (240), wherein: the upper end of the bottom plate (22) is symmetrically provided with a abdicating groove (241) in front and back direction at one side far away from the rotary cutting cylinder (34), one side of the fixed rod (21) far away from the rotary cutting cylinder (34) is provided with a positioning plate (242), the lower end of the positioning plate (242) is provided with a baffle (243), the middle part of the baffle (243) is provided with a limit sliding groove, the upper end of the bottom plate (22) is symmetrically provided with two L-shaped plates (244) in left and right direction by taking the abdicating groove (241) as the center, a bearing rod (245) is slidably arranged in the abdicating groove (241), the lower end of the bearing rod (245) penetrates through the bottom plate (22) and is provided with a fixed plate (247), a reset spring (246) is arranged between the bearing rod (245) and the inner wall of the abdicating groove (241), a folding rod (248) is arranged between the bearing rod (245) and the bottom plate (22) in a hinged connection mode, the center of the folding rod (248) is rotatably connected through an auxiliary rod (249), the auxiliary rod (249) is provided with a pull rod (240).
3. The intelligent rotary-cut sampling device of geological resource exploration according to claim 2, characterized in that: the pull rod (240) comprises a first connecting rod (2401), a second connecting rod (2402) and a limiting plate (2403), wherein: one side of keeping away from rotary cutting section of thick bamboo (34) in auxiliary rod (249) middle part is provided with head rod (2401), and the one end that auxiliary rod (249) were kept away from in head rod (2401) rotates and is provided with second connecting rod (2402), and one side longitudinal symmetry that second connecting rod (2402) are close to auxiliary rod (249) is provided with two limiting plates (2403), and the one end that auxiliary rod (249) were kept away from in second connecting rod (2402) passes baffle (243) and slides and set up in spacing spout.
4. The intelligent rotary-cut sampling device of geological resource exploration according to claim 2, characterized in that: the lower end of the fixed disc (247) is uniformly provided with a plurality of steel nails (2471).
5. The intelligent rotary-cut sampling device of geological resource exploration according to claim 1, characterized in that: the soil guard assembly (35) comprises Z-shaped rods (351), an annular plate (352), a sliding groove (353), a fixed sliding block (354) and a soil shifting plate (355), wherein: z type pole (351) are all installed to the opposite side of bottom plate (22), annular plate (352) are installed to one side that Z type pole (351) are close to rotary cutting section of thick bamboo (34), rotate between annular plate (352) and Z type pole (351) and be connected, and annular plate (352) cover is established and is cut section of thick bamboo (34) outside soon, rotary cutting section of thick bamboo (34) outer wall bilateral symmetry has seted up sliding groove (353), and annular plate (352) are close to one side bilateral symmetry that rotary cutting section of thick bamboo (34) and install fixed slider (354), fixed slider (354) slide to set up in sliding groove (353), a plurality of soil shifting plate (355) are evenly installed along its circumference to the lower extreme of annular plate (352).
6. The intelligent rotary-cut sampling device of geological resource exploration according to claim 1, characterized in that: the soil grabbing piece (362) is formed by connecting a plurality of sections of telescopic spiral groups.
7. The intelligent rotary-cut sampling device of geological resource exploration according to claim 6, characterized in that: the soil grabbing piece (362) is provided with a fixed thread, the fixed thread is matched with the spiral groove (361), and the outer wall of the soil grabbing piece (362) close to the axis of the rotary cutting cylinder (34) is provided with a plurality of spiral protrusions.
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