CN117823068B - Geological survey operation probing sampling device - Google Patents
Geological survey operation probing sampling device Download PDFInfo
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- CN117823068B CN117823068B CN202410245998.5A CN202410245998A CN117823068B CN 117823068 B CN117823068 B CN 117823068B CN 202410245998 A CN202410245998 A CN 202410245998A CN 117823068 B CN117823068 B CN 117823068B
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- 238000005070 sampling Methods 0.000 title claims abstract description 40
- 238000005553 drilling Methods 0.000 claims abstract description 32
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 239000011435 rock Substances 0.000 claims abstract description 26
- 230000006835 compression Effects 0.000 claims description 35
- 238000007906 compression Methods 0.000 claims description 35
- 230000001681 protective effect Effects 0.000 claims description 22
- 238000003825 pressing Methods 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000007599 discharging Methods 0.000 claims description 16
- 239000011229 interlayer Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 6
- 235000017491 Bambusa tulda Nutrition 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 6
- 239000011425 bamboo Substances 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004856 soil analysis Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/005—Above ground means for handling the core, e.g. for extracting the core from the core barrel
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/10—Formed core retaining or severing means
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application relates to a drilling sampling device for geological exploration operation, which relates to the technical field of core sampling and comprises a machine body; the drill barrel is connected with the machine body in a lifting manner, is provided with a vertically through center hole, is rotationally connected with an annular drill bit at the bottom end, and is internally and slidably connected with a cutting knife along the radial direction; the lifting assembly is arranged in the drill cylinder and used for sending the rock core out of the top end of the drill cylinder; the middle rotary disc is rotationally connected to the top end of the drill cylinder; the guide assembly comprises a bracket fixedly connected with the drilling cylinder and a vortex plate fixedly connected with the bracket, the bracket passes through the upper part of the middle rotary table, and the vortex plate is arranged above the middle rotary table and is provided with a discharge hole along the circumferential direction; and the pushing assembly is arranged on the bracket and used for pushing the core sent out by the lifting assembly to the middle turntable. The application has the effect of improving the sampling efficiency.
Description
Technical Field
The application relates to the technical field of core sampling, in particular to a drilling sampling device for geological exploration operation.
Background
Drilling sampling refers to a sampling method for obtaining a geotechnical sample from a deep underground by a drilling method so as to perform geological investigation, soil analysis, hydrogeological investigation and other works. For drilling and sampling of a mining area, a core drilling machine is usually used for sampling, the collected samples are usually cylindrical cores, sampling operation is carried out at different positions according to different depths, sample splitting treatment is carried out after sampling is completed, and finally qualified samples are stored.
However, when the existing core drilling machine is used for sampling, a drill bit is required to be lifted after each sampling, the sampled core is taken out, the sampling is inconvenient in the same-position and multi-depth sampling, and the sampling efficiency is low.
Disclosure of Invention
In order to improve sampling efficiency, the application provides a drilling and sampling device for geological exploration operation.
The application provides a drilling sampling device for geological exploration operation, which adopts the following technical scheme:
A geological survey drilling sampling device, comprising:
a body;
The drill barrel is connected with the machine body in a lifting manner, is provided with a vertically through center hole, is rotationally connected with an annular drill bit at the bottom end, and is internally and slidably connected with a cutting knife along the radial direction;
The lifting assembly is arranged in the drill cylinder and used for sending the rock core out of the top end of the drill cylinder;
the middle rotary disc is rotationally connected to the top end of the drill cylinder;
the guide assembly comprises a bracket fixedly connected with the drilling cylinder and a vortex plate fixedly connected with the bracket, the bracket passes through the upper part of the middle rotary table, and the vortex plate is arranged above the middle rotary table and is provided with a discharge hole along the circumferential direction;
And the pushing assembly is arranged on the bracket and used for pushing the core sent out by the lifting assembly to the middle turntable.
Through the technical scheme, when the same-position multi-depth sampling is carried out, the drill bit drills out a core column body, after the cutting knife cuts off a core, the lifting assembly lifts the core to the top end of the drill cylinder, the pushing assembly pushes the core to the middle rotary table for workers to check and mark, the middle rotary table rotates, the core can move towards the discharge hole under the action of the vortex plate, and the core is conveniently and uniformly sent out.
Optionally, an interlayer is arranged in the inner wall of the drill cylinder, and the drill bit is internally provided with:
the sliding block is connected with the drill bit in a sliding way along the axial direction of the drill bit;
The hinge rod is hinged between the sliding block and the cutting knife;
the bottom end of the compression bar faces the sliding block and is axially inserted on the drill bit along the drill bit;
the compression ring rotates and can be connected in the interlayer of the drill cylinder in a lifting manner, and the bottom end of the compression ring is fixedly connected with the top end of the compression rod;
And the reset spring is arranged on one side of the sliding block away from the compression bar and used for pushing the sliding block towards the compression bar.
Through adopting the technical scheme, when the compression ring moves downwards, the sliding block is pressed down through the compression rod, the sliding block moves downwards to compress the reset spring, meanwhile, the hinge rod is pushed, the hinge rod pushes the cutting knife out towards the central axis direction of the drill bit, and the cutting knife can cut and separate the rock core; after cutting is finished, the compression ring moves upwards, the sliding block can reset under the action of the reset spring, and meanwhile the hinging rod is pulled to retract the cutting knife.
Optionally, a plurality of rolling balls are rotatably connected to the circumferential outer side wall of the compression ring.
Through adopting above-mentioned technical scheme, the spin replaces clamping ring lateral wall and rotary drum contact, both can reduce the frictional force of clamping ring when rotating, also can reduce the frictional force of clamping ring when going up and down, makes the clamping ring activity more smooth and reduces friction heat generation.
Optionally, the inner wall of drill bit has a protective tube along axial sliding connection, and the top circumference lateral wall of protective tube is equipped with two bulge loops, and the top of drill bit still rotates and is connected with dials the board, dials the board towards the one end of protective tube and is located between two bulge loops, and the one end that deviates from protective tube is located between depression bar and the slider, and when the depression bar removed to the butt slider, dials the board and is promoted the protective tube and lift up, releases the shielding of protective tube to the cutting off knife.
Through adopting above-mentioned technical scheme, the protection section of thick bamboo can protect the cutting off tool when the drill bit drills, and the depression bar removes to the in-process of contact slider, and the depression bar can push away the pulling plate, and the pulling plate lifts up the protection section of thick bamboo, and the protection section of thick bamboo no longer shelters from the cutting off tool, makes the depression bar when continuing to push down the slider, and the cutting off tool can not block the ground and remove to the drill bit axis direction, and the depression bar keeps blocking the state that the pulling plate reset, and the protection section of thick bamboo keeps opening, just enables the cutting off tool normal cutting.
Optionally, the sampling device further comprises a control assembly, the control assembly comprising:
the annular plate is fixedly connected in the drill collet chuck layer;
the cylinder body end of the first telescopic cylinder is fixedly connected with the annular plate;
The guide frame is connected to the piston end of the first telescopic cylinder, and is rotationally connected with an upper roller and a lower roller, and the two rollers are respectively positioned on two sides of the compression ring.
By adopting the technical scheme, the rollers do not influence the rotation of the compression ring, the first telescopic cylinder can enable the guide frame to descend after being extended, the rollers downwards press the compression ring, and the compression rod downwards moves to enable the sliding block to slide; the first telescopic cylinder contracts, the guide frame is lifted, the compression ring is lifted at the same time, and the compression rod is separated from the sliding block.
Optionally, the control assembly further comprises a guide rod fixedly connected with the guide frame, and the guide rod is arranged on the annular plate in a sliding penetrating mode.
By adopting the technical scheme, the guide rod can share the non-axial force of the first telescopic cylinder, so that the first telescopic cylinder is not easy to damage due to the non-axial force.
Optionally, the pushing assembly includes:
The rotating arm is hinged on the bracket;
and the second telescopic cylinder is hinged between the rotating arm and the bracket.
Through adopting above-mentioned technical scheme, through the flexible of second telescopic cylinder, just can realize the swing of rotor arm, accomplish the release action and the self action that resets to the rock core.
Optionally, the lifting assembly comprises a plurality of conveying belts which are arranged in the drill barrel at intervals along the circumferential direction, and the plurality of conveying belts clamp the core to move together.
Through adopting above-mentioned technical scheme, a plurality of conveyer belts can stably promote the rock core.
Optionally, the sampling device still includes the drive assembly who is used for driving drill bit pivoted, the section of thick bamboo inner wall is equipped with the intermediate layer, and drive assembly includes:
the output gear ring is coaxially and fixedly connected with the top end of the drill bit;
the input gear ring is rotationally connected in the interlayer of the drill cylinder;
the transmission gear shafts are provided with a plurality of rotary connecting drilling drums, and two ends of the transmission gear shafts are respectively meshed with the output gear ring and the input gear ring;
The driving motor is arranged on the bracket;
The transmission piece is connected between the output end of the driving motor and the input gear ring.
By adopting the technical scheme, the plurality of transmission gear shafts can enable the power transmission between the input gear ring and the output gear ring to be more stable.
Optionally, the sampling device further comprises a discharge assembly, the discharge assembly comprising:
the material storage platform is arranged on the machine body;
one end of the discharging slideway is fixedly connected with the stock platform, and the other end of the discharging slideway extends upwards in an inclined way towards the middle rotating disc;
The telescopic slide rail is connected in the discharging slide rail in a sliding way.
Through adopting above-mentioned technical scheme, when needs take off the rock core on the carousel, only need to rise the brill section of thick bamboo, pull out flexible slide to the below of discharge gate, the carousel rotates and will make the rock core fall into flexible slide in proper order to get into stock platform through the ejection of compact slide, convenient and fast.
In summary, the present application includes at least one of the following beneficial technical effects:
1. When the same-position multi-depth sampling is carried out, the drill bit drills out a core column body, after the cutting knife cuts off a core, the lifting assembly lifts the core to the top end of the drill cylinder, the pushing assembly pushes the core to the middle rotary table for a worker to check and mark, the middle rotary table is rotated, the core can move towards a discharge hole under the action of the vortex plate, and the core is conveniently and uniformly sent out, and compared with the existing drilling machine, the application can drill out a plurality of cores at one time and automatically arrange the cores in sequence, and improves the working efficiency of drilling sampling;
2. The rolling ball replaces the side wall of the compression ring to be in contact with the rotary drum, so that the friction force of the compression ring during rotation can be reduced, the friction force of the compression ring during lifting can also be reduced, the compression ring can move more smoothly, and the friction heat generation is reduced;
3. When the rock core on the middle rotary table is required to be taken down, the drill cylinder is only required to be lifted, the telescopic slide way is pulled out to the lower part of the discharge hole, the rotary table rotates to enable the rock core to fall into the telescopic slide way in sequence, and the rock core enters the material storage platform through the discharge slide way, so that the rock core taking device is convenient and quick;
4. The rollers do not influence the rotation of the compression ring, the first telescopic cylinder can enable the guide frame to descend, the rollers press the compression ring downwards, and the compression rod moves downwards to enable the sliding block to slide; the first telescopic cylinder contracts, the guide frame is lifted, the compression ring is lifted at the same time, and the compression rod is separated from the sliding block.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic cross-sectional view of the bottom end of a drill barrel and drill bit according to an embodiment of the present application;
FIG. 3 is a schematic view of the positional relationship between the top of the drill pipe and the middle turntable and guide assembly according to an embodiment of the present application;
FIG. 4 is a schematic view of a hidden body and discharge assembly according to an embodiment of the present application;
in the figure, 1, a machine body; 2. drilling a cylinder; 21. a drill bit; 22. a cutting knife; 23. a slide block; 24. a hinge rod; 25. a compression bar; 26. a compression ring; 261. a rolling ball; 27. a protective cylinder; 271. a convex ring; 28. a poking plate; 281. a jack spring; 29. a return spring; 3. a lifting assembly; 31. a conveyor belt; 4. a middle rotary disc; 41. a rotating motor; 42. conical gear ring; 43. bevel gears; 5. a guide assembly; 51. a bracket; 52. a vortex plate; 521. a discharge port; 522. a discharge door; 6. a pushing assembly; 61. a rotating arm; 62. a second telescopic cylinder; 7. a control assembly; 71. a ring plate; 72. a first telescopic cylinder; 73. a guide frame; 731. a roller; 74. a guide rod; 8. a drive assembly; 81. an output gear ring; 82. an input ring gear; 83. a transmission gear shaft; 84. a driving motor; 85. a transmission member; 9. a discharge assembly; 91. a material storage platform; 92. a discharging slideway; 93. and a telescopic slideway.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 4.
The application provides a drilling and sampling device for geological exploration operation, which comprises a machine body 1, a drilling barrel 2, a lifting assembly 3, a rotary disc 4, a guiding assembly 5, a pushing assembly 6, a driving assembly 8 and a discharging assembly 9, and is characterized in that the drilling and sampling device is used for geological exploration operation. The drill cylinder 2 is connected to the machine body 1 in a lifting manner, and the bottom end of the drill cylinder is rotatably connected with a drill bit 21; the driving assembly 8 is arranged on the drill drum 2 and is used for driving the drill bit 21 to rotate, and the drill bit 21 can drill a cylindrical rock core; the lifting assembly 3 is arranged in the drill cylinder 2 and is used for conveying the rock core upwards out of the drill cylinder 2; the middle rotary table 4 is rotationally connected to the top end of the drill cylinder 2; the pushing component 6 is arranged on the drill cylinder 2 and is used for pushing the core from the lifting component 3 to the rotary disk 4; the guide assembly 5 is arranged on the drill cylinder 2 and is used for sequentially arranging the rock cores when the rotary table 4 rotates; the discharging component 9 is arranged on the machine body 1 and is used for containing the core sent out by the collecting and guiding component 5.
Be equipped with the track on the organism 1, can drive sampling device overall movement, be convenient for take a sample to different positions. The drill cylinder 2 is vertically and slidably connected to the machine body 1, and the machine body 1 can control the drill cylinder 2 to lift. The drill cylinder 2 is provided with a vertically through center hole, and an interlayer is arranged in the side wall of the drill cylinder 2. The bottom end of the drill cylinder 2 is coaxially and rotatably connected with a drill bit 21, the drill bit 21 is an annular drill bit 21, and when rock formations are drilled, rock formations are cut to form a rock core, and the rock core passes through the middle of the drill bit 21. The diameter of the inner ring of the drill bit 21 is smaller than the inner diameter of the drill cylinder 2.
The inside of the drill bit 21 is connected with cutting blades 22 in a sliding way along the radial direction, and the two cutting blades 22 are symmetrically arranged about the central axis of the drill bit 21. The drill bit 21 is internally provided with a cavity, and the inner wall of the cavity is vertically and slidably connected with a sliding block 23. The cross section of one side of the sliding block 23 connected with the drill bit 21 is T-shaped, an adaptive T-shaped groove is arranged on the inner wall of the cavity, a return spring 29 is arranged between the sliding block 23 and the groove wall of the T-shaped groove, and the return spring 29 pushes the sliding block 23 upwards. The sliding block 23 is hinged with one end of the cutting knife 22 far away from the central axis of the drill bit 21, when the sliding block 23 moves downwards, the hinged rod 24 can be pushed to push the cutting knife 22 to the rock core, and the cutting knife 22 cuts the rock core; when the slide block 23 moves upwards, the hinging rod 24 can be pulled to pull the cutting knife 22 back away from the core.
The inner ring of the drill bit 21 is axially and slidably connected with a protective cylinder 27 for shielding and protecting the cutter 22 when the cutter 22 is not in operation. The inner diameter of the protective cylinder 27 is larger than the inner diameter of the drill bit 21 so that the core will not interfere with the protective cylinder 27 when the drill bit 21 is drilling. The outer side wall of the top end of the protective cylinder 27 is provided with two rings of spaced convex rings 271. The clamping ring 26 is coaxially arranged in the interlayer of the drilling cylinder 2 in a rotating way, the rolling balls 261 are rotationally embedded in the circumferential side wall of the clamping ring 26, and the rolling balls 261 are abutted with the inner wall of the outer ring of the interlayer of the drilling cylinder 2, so that the clamping ring 26 can rotate and axially slide along the drilling cylinder 2. The bottom fixedly connected with depression bar 25 of clamping ring 26, the bottom slip grafting of depression bar 25 is at the top of drill bit 21 for push down slider 23.
The drill bit 21 is also hinged with a shifting plate 28, the hinge axis of the shifting plate 28 is perpendicular to the central axis of the drill bit 21, one end of the shifting plate 28 is positioned between the compression bar 25 and the sliding block 23, an inclined plane is arranged, and the other end of the shifting plate 28 is positioned between the two convex rings 271. When the pressing rod 25 moves down to the contact slide block 23, the pressing rod 25 pushes the inclined plane to rotate the pulling plate 28, the pulling plate 28 pulls the convex ring 271 to lift the protective cylinder 27, so that the cutting knife 22 is not blocked by the protective cylinder 27, and in the whole process of the pressing rod 25 and the contact of the slide block 23, the pressing rod 25 keeps the abutting state of the pulling plate 28, so that the pulling plate 28 keeps the lifting state of the protective cylinder 27 all the time. A supporting spring 281 is arranged between the bottom end of the shifting plate 28 and the inner cavity wall of the drill bit 21, the supporting spring 281 is positioned on one side, close to the inclined plane, of the hinge axis of the shifting plate 28, and when the shifting plate 28 is not contacted with the compression rod 25, the supporting spring 281 supports one end, provided with the inclined plane, of the shifting plate 28. In the embodiment of the application, the poking plate is a triangular plate, and the edges corresponding to the three corners are provided with round corners.
A control assembly 7 is further arranged in the interlayer of the drill cylinder 2, and the control assembly 7 comprises a ring plate 71, a first telescopic cylinder 72, a guide frame 73 and a guide rod 74. The ring plate 71 is coaxially connected in the interlayer of the drill cylinder 2 and welded with the inner wall of the outer ring of the interlayer of the drill cylinder 2. The cylinder body of the first telescopic cylinder 72 is vertically and bolted to the bottom end of the annular plate 71, the piston end is bolted to the guide frame 73, the longitudinal section of the guide frame 73 is C-shaped, and the guide frame 73 is sleeved on the compression ring 26. The guide frame 73 is rotatably connected with an upper group of rollers 731 and a lower group of rollers 731, the central axes of the rollers 731 are perpendicularly intersected with the central axis of the pressing ring 26, and the distance between the two groups of rollers 731 is slightly larger than the thickness of the pressing ring 26.
In the embodiment of the application, each group of rollers 731 is one, the rollers 731 does not influence the rotation of the pressing ring 26, the first telescopic cylinder 72 can extend to enable the guide frame 73 to descend, the rollers 731 press the pressing ring 26 downwards, and the pressing rod 25 moves downwards to enable the sliding block 23 to slide; the first telescopic cylinder 72 is contracted, the guide frame 73 is lifted, the pressing ring 26 is lifted, and the pressing rod 25 is separated from the sliding block 23. The bottom end of the guide rod 74 is fixedly welded with the guide frame 73, the top end of the guide rod upwards passes through the annular plate 71, two sides of each first telescopic cylinder 72 are respectively provided with one guide rod 74, and the guide rods 74 are used for sharing the non-axial force born by the first telescopic cylinders 72 and protecting the first telescopic cylinders 72 from being damaged easily. The bottom end of the annular plate 71 is also provided with a reinforcing cylinder, and the guide rod 74 passes through the reinforcing cylinder to enhance the protection effect of the first telescopic cylinder 72. The first telescopic cylinder 72 may be one of a hydraulic cylinder, an air cylinder or an electric cylinder, and in the embodiment of the present application, the first telescopic cylinder 72 is an electric cylinder, and the control assembly 7 is provided with four groups along the circumference of the drill cylinder 2.
Referring to fig. 2 and 3, the lifting assembly 3 includes a plurality of conveyor belts 31 embedded on the inner wall of the drill pipe 2, the top end of which passes out of the top end of the drill pipe 2. The belt surface of the conveyor belt 31 is positioned in the central hole of the drill cylinder 2 and is used for clamping and conveying the rock core upwards, and the top end of the conveyor belt 31 is slightly higher than the rotary disc 4. In the embodiment of the present application, the conveyor belt 31 is provided with four.
Referring to fig. 3 and 4, the middle rotary table 4 is rotatably connected to the top end of the drill barrel 2, and the middle opening is used for allowing a core to pass through and is used for receiving and driving the core to rotate, and meanwhile, the middle rotary table also plays a role in transferring and storing, so that an operator can check and mark the core on the middle rotary table 4. The guide assembly 5 comprises a vortex plate 52 and a bracket 51, the bracket 51 is C-shaped, two ends of the bracket are connected with two outer side walls of the drill drum 2, and the middle part passes through the upper part of the middle rotary table 4. The vortex plate 52 is in a vortex shape in cross section, is fixedly welded on the bracket 51 through a metal rod, and is provided with a space with the rotary disk 4. The outside of the vortex plate 52 is provided with a discharge hole 521 along the tangential direction, and the discharge hole 521 is hinged with a discharge door 522. The bottom end coaxial bolt of the middle rotary table 4 is connected with a bevel gear ring 42, a rotary motor 41 is mounted on a bracket 51, a bevel gear 43 is connected to an output shaft of the rotary motor 41, the bevel gear 43 is meshed with the bevel gear ring 42, and the rotary motor 41 can drive the middle rotary table 4 to rotate.
The pushing assembly 6 comprises a rotating arm 61 and a second telescopic cylinder 62. The rotating arm 61 is L-shaped, with its top end hinged to the bracket 51 and its bottom end bent and welded with a push plate. The second telescopic cylinder 62 is hinged between the rotating arm 61 and the bracket 51, and the swing of the rotating arm 61 can be realized through the telescopic action of the second telescopic cylinder 62, the core sent by the lifting assembly 3 is pushed onto the rotary table 4, the rotary table 4 rotates, the core rotates along with the rotary table, and after the core contacts the vortex plate 52, the core is guided by the vortex plate 52 and moves towards the discharge hole 521. The second telescopic cylinder 62 may be one of a hydraulic cylinder, an air cylinder or an electric cylinder, and in the embodiment of the present application, the second telescopic cylinder 62 is an electric cylinder.
Referring to fig. 2 and 3, the driving assembly 8 is used for driving the drill bit 21 to rotate, and includes an output gear ring 81, an input gear ring 82, a transmission gear shaft 83, a driving motor 84, and a transmission member 85. The output gear ring 81 is coaxially and bolt-connected to the top end of the drill bit 21; the input gear ring 82 is rotatably connected in the interlayer of the drill cylinder 2; the transmission gear shaft 83 is rotatably connected in the interlayer of the drill barrel 2, and two ends of the transmission gear shaft are respectively meshed with the output gear ring 81 and the input gear ring 82, so that the power of the input gear ring 82 can be transmitted to the output gear ring 81. The transmission gear shafts 83 are provided in plurality and uniformly distributed along the circumference of the drill cylinder 2, and eight transmission gear shafts 83 are provided in the embodiment of the application. The driving motor 84 is mounted on the bracket 51, the transmission member 85 is a combination of a belt and a belt pulley, the input gear ring 82 is coaxially connected with the belt pulley, the output shaft of the driving motor 84 is also connected with the belt pulley, the belt is sleeved on the two belt pulleys, and the driving motor 84 can drive the input gear ring 82 to rotate. The bracket 51 is also provided with a tensioning wheel for tensioning the belt.
Referring to fig. 1, the discharging assembly 9 includes a stock platform 91, a discharging chute 92, and a telescopic chute 93, where the stock platform 91 is disposed on the machine body 1 and has an upper open box shape. One end of the discharging slideway 92 is fixedly connected with the stock platform 91, and the other end is bent upwards to extend towards the direction of the drill cylinder 2. The telescopic slide 93 is slidably connected in the discharging slide 92, and can hold the core sent out by the discharging port 521, and the core can be moved into the stock platform 91 for an operator to check and take after sliding through the telescopic slide 93 and the discharging slide 92.
The implementation principle of the embodiment of the application is as follows:
When the machine body 1 is moved to a position to be sampled, the driving motor 84 is started, the drill drum 2 is lowered, the drill bit 21 drills into a rock stratum, when a rock core formed in the drill bit 21 needs to be taken down, the first telescopic cylinder 72 stretches, the guide frame 73 presses down the pressing ring 26, the pressing rod 25 pushes the shifting plate 28, the protective drum 27 is lifted, the pressing ring 26 continues to descend to press down the sliding block 23, and the hinging rod 24 can push the cutting knife 22 to gradually move towards the rock core to cut the rock core. The first telescopic cylinder 72 is contracted, the guide frame 73 lifts the compression ring 26, the return spring 29 pushes the sliding block 23 back to return, the cutter is retracted, the jacking spring 281 jacks up the poking plate 28, and the protective cylinder 27 is lowered. The cut core is clamped by the conveyor belt 31 and is conveyed upwards to the top end of the drill barrel 2, the pushing assembly 6 pushes the core onto the rotary disc 4, the rotary disc 4 rotates, the core moves along with the vortex plate 52, and the operator can conveniently check and mark the core.
The above actions are repeated to sample for a plurality of times, when the core on the middle rotary table 4 needs to be removed, the drill cylinder 2 is lifted, the telescopic slide way 93 is pulled out, the discharging door 522 is opened, the middle rotary table 4 is rotated to enable the core to fall into the telescopic slide way 93 and the discharging slide way 92 in sequence, and the core is manually placed on the stock platform 91.
The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (9)
1. A geological survey drilling sampling device, comprising:
A machine body (1);
the drill cylinder (2) is connected with the machine body (1) in a lifting manner, a vertically through center hole is arranged, the bottom end of the drill cylinder is rotationally connected with an annular drill bit (21), and a cutting-off knife (22) is radially and slidably connected in the drill bit (21);
the lifting assembly (3) is arranged in the drill cylinder (2) and is used for conveying the rock core out of the top end of the drill cylinder (2);
the middle rotary disc (4) is rotationally connected to the top end of the drill cylinder (2);
the guide assembly (5) comprises a bracket (51) fixedly connected with the drill cylinder (2) and a volute plate (52) fixedly connected with the bracket (51), the bracket (51) passes through the upper part of the middle rotary table (4), and the volute plate (52) is arranged above the middle rotary table (4) and is provided with a discharge hole (521) along the circumferential direction;
the pushing assembly (6) is arranged on the bracket (51) and used for pushing the core sent out by the lifting assembly (3) onto the rotary disc (4);
Wherein an interlayer is arranged in the inner wall of the drill cylinder (2), and the drill bit (21) is internally provided with:
a slide block (23) axially and slidably connected with the drill bit (21) along the drill bit (21);
The hinge rod (24) is hinged between the sliding block (23) and the cutting knife (22);
the bottom end of the compression bar (25) faces the sliding block (23) and is axially inserted on the drill bit (21) along the drill bit (21);
The compression ring (26) is rotatably and liftably connected in the interlayer of the drill cylinder (2), and the bottom end is fixedly connected with the top end of the compression rod (25);
The return spring (29) is arranged on one side of the sliding block (23) away from the pressing rod (25) and is used for pushing the sliding block (23) towards the pressing rod (25).
2. A geological survey drilling sampling device according to claim 1, characterized in that a plurality of balls (261) are rotatably connected to the circumferential outer side wall of the pressure ring (26).
3. The geological survey operation drilling sampling device according to claim 1, wherein the inner wall of the drill bit (21) is connected with a protective cylinder (27) in an axially sliding manner, two convex rings (271) are arranged on the circumferential outer side wall of the top end of the protective cylinder (27), a shifting plate (28) is further rotatably connected to the top end of the drill bit (21), one end of the shifting plate (28) facing the protective cylinder (27) is located between the two convex rings (271), one end of the shifting plate (28) facing away from the protective cylinder (27) is located between a pressing rod (25) and a sliding block (23), and when the pressing rod (25) moves to abut against the sliding block (23), the shifting plate (28) is pushed to lift the protective cylinder (27) so as to release the shielding of the protective cylinder (27) to the cutting knife (22).
4. A geological survey drilling sampling device according to claim 1, characterized in that it further comprises a control assembly (7), the control assembly (7) comprising:
the annular plate (71) is fixedly connected in the interlayer of the drill cylinder (2);
The first telescopic cylinder (72) is fixedly connected with the annular plate (71) at the cylinder body end;
The guide frame (73) is connected to the piston end of the first telescopic cylinder (72), and is rotatably connected with an upper roller (731) and a lower roller (731), and the two rollers (731) are respectively located at two sides of the compression ring (26).
5. A geological survey drilling sampling device according to claim 4, characterized in that the control assembly (7) further comprises a guide rod (74) fixedly connected to the guide frame (73), the guide rod (74) being slidably arranged on the annular plate (71).
6. A geological survey drilling sampling device according to claim 1, characterized in that said pushing assembly (6) comprises:
a rotating arm (61) hinged to the bracket (51);
and a second telescopic cylinder (62) hinged between the rotating arm (61) and the bracket (51).
7. A geological survey drilling sampling device according to claim 1, characterized in that the lifting assembly (3) comprises a plurality of conveyor belts (31) arranged in the drill cylinder (2) at intervals in the circumferential direction, the plurality of conveyor belts (31) jointly clamping the core movement.
8. A geological survey drilling sampling device according to claim 1, characterized in that it further comprises a driving assembly (8) for driving the drill bit (21) in rotation, the inner wall of the drill cylinder (2) being provided with an interlayer, the driving assembly (8) comprising:
an output gear ring (81) coaxially and fixedly connected with the top end of the drill bit (21);
An input gear ring (82) rotatably connected in the interlayer of the drill cylinder (2);
A plurality of transmission gear shafts (83) are arranged, the drill cylinders (2) are rotationally connected, and two ends of the transmission gear shafts are respectively meshed with the output gear ring (81) and the input gear ring (82);
A drive motor (84) provided on the bracket (51);
And the transmission piece (85) is connected between the output end of the driving motor (84) and the input gear ring (82).
9. A geological survey drilling sampling device according to claim 1, characterized in that it further comprises an outfeed assembly (9), the outfeed assembly (9) comprising:
The material storage platform (91) is arranged on the machine body (1);
one end of the discharging slideway (92) is fixedly connected with the stock platform (91), and the other end extends upwards in an inclined way towards the middle rotary table (4);
the telescopic slide rail (93) is connected in the discharging slide rail (92) in a sliding way.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410245998.5A CN117823068B (en) | 2024-03-05 | 2024-03-05 | Geological survey operation probing sampling device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410245998.5A CN117823068B (en) | 2024-03-05 | 2024-03-05 | Geological survey operation probing sampling device |
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| CN117823068A CN117823068A (en) | 2024-04-05 |
| CN117823068B true CN117823068B (en) | 2024-05-14 |
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| CN117823068A (en) | 2024-04-05 |
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