CN116291273A - Core drilling device for hydrogeological exploration and use method thereof - Google Patents
Core drilling device for hydrogeological exploration and use method thereof Download PDFInfo
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- CN116291273A CN116291273A CN202310406631.2A CN202310406631A CN116291273A CN 116291273 A CN116291273 A CN 116291273A CN 202310406631 A CN202310406631 A CN 202310406631A CN 116291273 A CN116291273 A CN 116291273A
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- 238000005553 drilling Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 239000011435 rock Substances 0.000 claims description 27
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005070 sampling Methods 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 16
- 230000009471 action Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
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- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/086—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods with a fluid-actuated cylinder
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- 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
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- 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Fluid Mechanics (AREA)
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- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention relates to the technical field of hydrogeological exploration, in particular to a core drilling device for hydrogeological exploration and a use method thereof. According to the core drilling device for hydrogeological exploration and the application method thereof, when the second hydraulic cylinder is started, the corrugated air drum is extruded through the transmission piece, air is conveyed into the air bag through the air conveying pipeline after the corrugated air drum is compressed, the lower end of the air bag is expanded to downwards extrude the second pressing plate, the second pressing plate is pressed to downwards slide in the inner wall of the sliding groove through the second sliding block, the pressing block moves synchronously in the sliding process of the second pressing plate, the stress block is driven to receive transverse movement acting force, the stress block moves with the annular movable drum, and the core of the corresponding part is driven to be cut off under stress.
Description
Technical Field
The invention relates to the technical field of hydrogeological exploration, in particular to a core drilling device for hydrogeological exploration and a use method thereof.
Background
Hydrogeological exploration is a scientific research effort performed by hydroexploration technicians to learn the hydrogeological environment of an area to develop and utilize related resources. For different purposes and requirements, the hydrogeological exploration can be further divided into census and exploration, census is comprehensive, the scale of the hydrogeological map used for expressing census results is 1:20 ten thousand, the hydrogeological exploration is deep investigation of hydrogeological resources of a specific area after the distribution of groundwater has been ascertained by census, and special purposes such as investigation of water supply hydrology in the area, exploration of hydrogeology of a mineral deposit during mining and the like are served;
one of the operations in hydrogeological exploration requires core drilling, which is a commonly used exploration means for solid geological exploration. The cylindrical drill bit and the drilling tool are used for circumferentially and annularly crushing rock at the bottom of the hole, a columnar core is reserved at the center part of the bottom of the hole, and the core is taken out of the hole for researching the conditions of geology and mineral products, so that the drilling is called core drilling.
In the process of drilling the core, when the core enters the collecting barrel of the barrel-shaped drill bit, the core in the core collecting sleeve is kept connected with the rest rock part at the ground bottom, so that the core in the core collecting sleeve is easily separated out due to the fact that the core collecting sleeve is directly lifted, and collection fails; in the process of lifting the core collection sleeve upwards, the core easily slides out of the core collection sleeve, so that collection failure is caused; and thus do not meet the practical needs.
In view of the above, the present invention provides a core drilling device for hydrogeological exploration and a method for using the same, so as to solve at least one of the problems in the prior art.
Disclosure of Invention
The invention aims to provide a core drilling device for hydrogeological exploration and a use method thereof, and aims to solve the problem that in the background art, a core in a core collecting sleeve is kept connected with a rock part remained at the bottom, so that the core in the core collecting sleeve is easily separated out due to the fact that the core collecting sleeve is directly lifted, and collection fails.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a rock core drilling device for hydrogeological exploration, includes the geological exploration device main part, the first pneumatic cylinder is installed to the outer wall of geological exploration device main part, first pneumatic cylinder is provided with two, two the output fixedly connected with activity lifter plate of first pneumatic cylinder, the motor is installed to the outer wall of activity lifter plate, the output fixedly connected with fixed frame of motor, the outer wall fixedly connected with rock core collection sleeve of fixed frame, the lower extreme fixedly connected with cylindric drill bit of rock core collection sleeve;
the inner wall of fixed frame installs the second pneumatic cylinder, the output activity of second pneumatic cylinder is provided with ripple drum inflator, the outer wall fixedly connected with gas transmission pipeline of ripple drum inflator, the other end fixedly connected with gasbag of gas transmission pipeline, the other end fixedly connected with second clamp plate of gasbag, the lower extreme fixedly connected with briquetting of second clamp plate, the inner wall slip of cylindric drill bit is provided with the atress piece, atress piece and briquetting are the horizontal direction setting, the outer wall fixedly connected with annular movable tube of atress piece.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the output end of the second hydraulic cylinder is movably connected with the corrugated drum air cylinder through a transmission piece, and the transmission piece comprises a fixed block, a connecting rod, a first sliding block and a first pressing plate.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the outer wall of fixed block and the output fixed connection of second pneumatic cylinder, the outer wall of fixed block rotates with the one end of connecting rod to be connected, the connecting rod is provided with two, two the other end of connecting rod rotates with the outer wall of first slider.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the outer wall of first slider and the outer wall fixed connection of first clamp plate, the outer wall of first clamp plate and the one end fixed connection of ripple drum inflator, ripple drum inflator sets up in the inside of fixed frame, ripple drum inflator is provided with two.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the gasbag sets up in the inside of core collection sleeve, the gasbag is provided with two, the equal fixedly connected with push pedal of outer wall of two gasbags, the push pedal sets up to arc panel, and the outline of push pedal matches with the interior outline of core collection sleeve.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the end part of the pressing block is provided with an inclined surface, the outer wall of the stress block is provided with an inclined surface, and the outer contour of the stress block is matched with the end contour of the pressing block.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the second pressing plate, the pressing block and the stress block are all provided with two, the outer wall of the second pressing plate is fixedly connected with a second sliding block, a sliding groove is formed in the core collecting sleeve, and the second sliding block is in sliding connection with the inner wall of the sliding groove.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the two inner walls of the stress blocks are all connected with guide rods in a sliding mode, two ends of each guide rod are fixedly connected with the inside of the core collection sleeve, a reset spring is sleeved on the outer wall of each guide rod, and two ends of each reset spring are fixedly connected with the inside of the core collection sleeve and the outer wall of the stress block respectively.
As an alternative to the core drilling apparatus for hydrogeological exploration according to the present invention, the core drilling apparatus may further comprise: the outer wall of the geological exploration device main body is provided with a through hole in a penetrating mode.
The invention also provides the following technical scheme: a core drilling apparatus for hydrogeological exploration and method of use thereof, comprising the steps of:
s1, starting a motor and two first hydraulic cylinders, enabling the motor to rotate at a high speed with a cylindrical drill bit and move downwards until the cylindrical drill bit is drilled into a rock stratum with a certain depth, and enabling the motor and the first hydraulic cylinders to stop running after a rock core is filled in a whole rock core collecting sleeve;
s2, then starting a second hydraulic cylinder to enable the corrugated drum cylinder to be extruded and compressed by a second pressure plate, enabling gas in the corrugated drum cylinder to be extruded into an air bag to enable the air bag to expand to the periphery, enabling the two air bags to rapidly expand to enable a corresponding second pressure plate and a pressing block to downwards extrude and compress an outer wall inclined surface of a stress block, enabling the stress block to move suddenly to the right side with the annular movable cylinder, enabling the output end of the annular movable cylinder to shrink along with the output end of the second hydraulic cylinder, enabling the output end of the annular movable cylinder to start to return and move under the resilience force of a return spring, controlling the output end of the second hydraulic cylinder to repeatedly move up and down, enabling the annular movable cylinder to repeatedly shake transversely, enabling a rock core part on the inner wall of the annular movable cylinder to be broken under the stress, completing cutting of a rock core, and conveniently taking out the sampled rock core.
Compared with the prior art, the invention has the beneficial effects that:
according to the core drilling device for hydrogeological exploration, when exploration operation is carried out, firstly, after a geological exploration device main body is moved to a position to be explored, a motor and two first hydraulic cylinders are started, the motor drives a fixed frame, a core collection sleeve and a cylindrical drill bit to rotate together, the movable lifting plate and the rotary cylindrical drill bit move downwards along with the movement of the output end of the first hydraulic cylinder until the cylindrical drill bit drills downwards to a certain depth, when the core collection sleeve is filled with a core, the operation of the motor is stopped at the moment, the first hydraulic cylinder is started to move reversely, the core collection sleeve is moved out of the ground, and the core in the core collection sleeve can be collected.
According to the core drilling device for hydrogeological exploration, before the core collecting sleeve ascends, the core in the core collecting sleeve is kept connected with the rest rock part at the bottom, so that the core in the core collecting sleeve is easily separated by directly lifting the core collecting sleeve, the core in the core collecting sleeve needs to be cut off, a second hydraulic cylinder needs to be started, the second hydraulic cylinder is started to squeeze the corrugated drum cylinder through a transmission piece, the corrugated drum cylinder is driven to compress and then convey gas into the air bag through a gas transmission pipeline, at the moment, the air bag is compressed and rapidly expands, the lower end of the air bag expands and downwards presses a second pressing plate, the second pressing plate slides downwards in the inner wall of a chute through a second sliding block, the second pressing plate moves synchronously with a pressing block in the sliding process, and the end of the pressing block and the outer wall of the pressing block are both arranged to be inclined planes, so that the pressing block moves downwards when the outer wall of the pressing block is pressed, the pressing block is subjected to a transverse movement acting force, the pressing block is driven to move, and the corresponding part in the annular movable cylinder is driven to be cut off, and at the moment, the first hydraulic cylinder is driven to move the core in the annular movable cylinder, and the core is driven to be lifted.
According to the core drilling device for hydrogeological exploration, in the process of upward moving after the core collecting sleeve is cut, the core is directly embedded into the inner wall of the core collecting sleeve, so that the core is easy to slide from the core collecting sleeve in the process of upward lifting of the core collecting sleeve, after the core collecting sleeve is cut, the second hydraulic cylinder is required to be started again, the output end of the second hydraulic cylinder is enabled to continuously move downward until reaching the maximum limit, the corrugated drum air cylinder is in a fully compressed state, the air bag is in a maximally expanded state, the air bag is expanded at the moment, the push plate is extruded outwards, the push plate is enabled to move outwards, the push plate is moved to be closely attached to the outer wall of the core collected by the inner wall of the core collecting sleeve, the core is clamped, and the push plate is arranged into an arc-shaped plate matched with the inner contour of the core collecting sleeve, can be more closely attached to the core inside the core collecting sleeve, and the core can be prevented from falling off in the process of lifting of the core collecting sleeve.
Drawings
FIG. 1 is a schematic diagram of the overall front view structure of the present invention;
FIG. 2 is a schematic view of the connection structure between the fixed frame, core collection sleeve and cylindrical drill bit of the present invention;
FIG. 3 is a cross-sectional view of the connection structure between the holding frame, core collecting sleeve and tubular drill bit of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3A in accordance with the present invention;
FIG. 5 is an enlarged view of the structure of FIG. 3B in accordance with the present invention;
FIG. 6 is a schematic diagram of a driving member according to the present invention;
FIG. 7 is a schematic diagram of the connection structure between the pressing blocks and the stress blocks of the invention.
In the figure: 1. a geological exploration device body; 2. a through hole; 3. a first hydraulic cylinder; 4. a movable lifting plate; 5. a motor; 6. a fixed frame; 7. a core collection sleeve; 8. a cylindrical drill bit; 9. a protrusion; 10. a second hydraulic cylinder; 101. a fixed block; 102. a connecting rod; 103. a first slider; 104. a first platen; 11. a bellows drum cylinder; 12. a gas line; 13. an air bag; 14. a second pressing plate; 15. a second slider; 16. a chute; 17. briquetting; 18. a stress block; 19. an annular movable cylinder; 20. a guide rod; 21. a return spring; 22. a push plate.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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.
Examples
The embodiment aims to facilitate solving the problem that the core in the core collecting sleeve is easily separated from the rock part remained at the bottom due to the fact that the core in the core collecting sleeve is kept connected with the rock part remained at the bottom, so that the problem of collecting failure is easily caused by directly lifting the core collecting sleeve, and referring to fig. 1-7, the core drilling device for hydrogeological exploration and the using method thereof comprise a geological exploration device main body 1, wherein first hydraulic cylinders 3 are arranged on the outer wall of the geological exploration device main body 1, two first hydraulic cylinders 3 are arranged, the output ends of the two first hydraulic cylinders 3 are fixedly connected with a movable lifting plate 4, a motor 5 is arranged on the outer wall of the movable lifting plate 4, the output end of the motor 5 is fixedly connected with a fixed frame 6, the outer wall of the fixed frame 6 is fixedly connected with a core collecting sleeve 7, and the lower end of the core collecting sleeve 7 is fixedly connected with a cylindrical drill bit 8;
the inner wall of the fixed frame 6 is provided with a second hydraulic cylinder 10, the output end of the second hydraulic cylinder 10 is movably provided with a corrugated drum air cylinder 11, the outer wall of the corrugated drum air cylinder 11 is fixedly connected with an air transmission pipeline 12, the other end of the air transmission pipeline 12 is fixedly connected with an air bag 13, the other end of the air bag 13 is fixedly connected with a second pressing plate 14, the lower end of the second pressing plate 14 is fixedly connected with a pressing block 17, the inner wall of the cylindrical drill bit 8 is slidably provided with a stress block 18, the stress block 18 and the pressing block 17 are horizontally arranged, the outer wall of the stress block 18 is fixedly connected with an annular movable cylinder 19, the output end of the second hydraulic cylinder 10 is movably connected with the corrugated drum 11 through a transmission piece, the transmission piece comprises a fixed block 101, a connecting rod 102, a first sliding block 103 and a first pressing plate 104, the outer wall of fixed block 101 is fixed connection with the output of second pneumatic cylinder 10, the outer wall of fixed block 101 rotates with the one end of connecting rod 102 to be connected, connecting rod 102 is provided with two, the other end of two connecting rods 102 rotates with the outer wall of first slider 103, the outer wall of first slider 103 and the outer wall fixed connection of first clamp plate 104, the outer wall of first clamp plate 104 and the one end fixed connection of ripple drum 11, ripple drum 11 sets up in the inside of fixed frame 6, ripple drum 11 is provided with two, the tip of briquetting 17 sets up to the inclined plane, and the outer wall of atress piece 18 sets up to the inclined plane, and the outline of atress piece 18 matches with the tip profile of briquetting 17, the outer wall of geological prospecting device main part 1 runs through and is provided with through-hole 2.
In this embodiment: when the exploration operation is carried out, firstly, after the geological exploration device main body 1 is moved to a position to be explored, a motor 5 and two first hydraulic cylinders 3 are started, the motor 5 drives a fixed frame 6, a core collection sleeve 7 and a cylindrical drill bit 8 to rotate together, and the cylindrical drill bit 8 moves downwards through a through hole 2 along with the movement of the output end of the first hydraulic cylinder 3 along with a movable lifting plate 4 and the rotation of the cylindrical drill bit 8 until the cylindrical drill bit 8 drills downwards to a certain depth;
when the inside of the core collecting sleeve 7 is filled with the core, the operation of the motor 5 is stopped, the first hydraulic cylinder 3 is started to move reversely, the core collecting sleeve 7 is moved out of the ground, the core in the core collecting sleeve 7 can be collected, and before the core collecting sleeve 7 ascends, the core in the core collecting sleeve 7 is kept connected with the rest rock part at the ground, so that the core in the core collecting sleeve 7 is easily separated out due to the fact that the core in the core collecting sleeve 7 is directly lifted, and the core in the core collecting sleeve 7 needs to be cut off;
therefore, the second hydraulic cylinder 10 needs to be started, when the second hydraulic cylinder 10 is started, the fixed block 101 fixedly connected with the output end is driven to move downwards, the fixed block 101 moves downwards and simultaneously drives the two connecting rods 102 rotatably connected with the outer wall of the fixed block to deflect, one end of each connecting rod 102 gradually slides along the inner wall of the fixed frame 6 to two sides along with the first sliding block 103 along with the change of the deflection angle in the deflection process, and the first pressing plates 104 fixedly connected with the outer wall of each first sliding block 103 synchronously move in the sliding process, so that the first pressing plates 104 are driven to move and squeeze the corrugated drum 11, and the corrugated drum 11 is driven to compress and then convey gas into the air bag 13 through the gas pipeline 12;
at this time, the air bag 13 is pressed and rapidly expands, the lower end of the air bag 13 expands and downwardly presses the second pressing plate 14, the second pressing plate 14 is pressed and slides downwards in the inner wall of the chute 16 through the second sliding block 15, the pressing block 17 moves synchronously in the sliding process of the second pressing plate 14, and as the end part of the pressing block 17 and the outer wall of the force receiving block 18 are both provided with inclined planes, the pressing block 17 moves downwards to press the outer wall of the force receiving block 18, so that the force receiving block 18 is subjected to transverse movement acting force, the force receiving block 18 moves synchronously with the annular movable cylinder 19, the inner wall of the annular movable cylinder 19 is caused to give the core transverse extrusion force of the corresponding part, the annular movable cylinder 19 of the corresponding part is caused to break due to reaching the prestress limit, and the first hydraulic cylinder 3 is started to move upwards with the core collecting sleeve 7.
Examples
The present embodiment is intended to facilitate solving the problem that in embodiment 1, due to the higher hardness of a part of the core, the movement of the annular movable barrel 19 may cause the core to be unable to be completely cut off, and the present embodiment is an improvement made on the basis of embodiment 1, specifically, please refer to fig. 1-7, two second pressing plates 14, two pressing blocks 17 and two stress blocks 18 are provided, the outer walls of the two second pressing plates 14 are fixedly connected with second sliding blocks 15, the inside of the core collecting sleeve 7 is provided with sliding grooves 16, the second sliding blocks 15 are slidably connected with the inner walls of the sliding grooves 16, the inner walls of the two stress blocks 18 are slidably connected with guide rods 20, two ends of the guide rods 20 are fixedly connected with the inside of the core collecting sleeve 7, a reset spring 21 is sleeved on the outer wall of the guide rod 20, and two ends of the reset spring 21 are fixedly connected with the inside of the core collecting sleeve 7 and the outer wall of the stress block 18 respectively.
In this embodiment: because the hardness of the core is higher, the movement of the annular movable cylinder 19 can cause the core to be unable to be completely cut off, so that the annular movable cylinder 19 needs to transversely reciprocate for a plurality of times, at this time, the output end of the second hydraulic cylinder 10 needs to move upwards, the compression of the first pressing plate 104 on the corrugated drum 11 can be relieved when the output end of the second hydraulic cylinder 10 moves upwards, along with the gradual reset of the corrugated drum 11, the compressed air in the air bag 13 starts to be transmitted into the corrugated drum 11 with smaller pressure through the air transmission pipeline 12, the air pressure in the air bag 13 is reduced, the air bag 13 starts to be gradually deflated, the downward pressing of the second pressing plate 14 can be gradually relieved when the air bag 13 is deflated, namely, the transverse stress of the stress block 18 is gradually reduced, at this time, the return spring 21 starts to rebound gradually, the stress block 18 moves reversely in the rebound process, the core at the corresponding position of the transverse rocking inner wall of the annular movable cylinder 19 is promoted, and therefore, only the output end of the second hydraulic cylinder 10 needs to be controlled to continuously expand and contract upwards, the annular movable cylinder 19 can be promoted to transversely reciprocate, and the air bag 13 is reduced, the pressing of the air bag 13 is started, the downward pressing of the second pressing plate 14 is gradually, the compression is released, the transverse stress block 18 is carried, the lower the compression of the core is carried, namely, the core is carried out, and the cutting the core, and the core is cut off, and the core with the cutting with high hardness, and the core is.
Examples
This embodiment is intended to promote to solve the in-process rock core that the core collection sleeve upwards lifts and slide out easily from the core collection sleeve, leads to the problem of collection failure, and this embodiment is the improvement of making on the basis of embodiment 1, specifically please refer to fig. 1-4 and fig. 6, and gasbag 13 sets up in the inside of core collection sleeve 7, and gasbag 13 is provided with two, and the outer wall of two gasbags 13 is all fixedly connected with push pedal 22, and push pedal 22 sets up to the arc panel, and the outline of push pedal 22 matches with the interior outline of core collection sleeve 7.
In this embodiment: in the process of upward moving after the cutting of the core collecting sleeve 7, the core is directly embedded into the inner wall of the core collecting sleeve 7, so that the core is easy to slide from the core collecting sleeve 7 in the process of upward lifting of the core collecting sleeve 7, after the cutting, the second hydraulic cylinder 10 needs to be started again, the output end of the second hydraulic cylinder 10 is enabled to move downwards until reaching the maximum limit, the corrugated drum 11 is in a fully compressed state, the air bag 13 is in the maximum expansion state, the air bag 13 is expanded at the moment and can outwards squeeze the push plate 22, the push plate 22 is enabled to move outwards, the push plate 22 moves to tightly fit with the outer wall of the core collected by the inner wall of the core collecting sleeve 7, the core is clamped, and the push plate 22 is arranged into an arc shape and is matched with the inner contour of the core collecting sleeve 7, so that the core inside the core collecting sleeve 7 can be tightly fit, and the situation that the core is prevented from falling in the lifting process of the core collecting sleeve 7 is avoided.
Examples
The embodiment discloses a method for using a core drilling device for hydrogeological exploration, which comprises the following steps:
s1, starting a motor 5 and two first hydraulic cylinders 3, enabling the motor 5 to rotate at a high speed with a cylindrical drill bit 8 and move downwards until the cylindrical drill bit 8 is drilled into a rock stratum with a certain depth, and enabling the motor 5 and the first hydraulic cylinders 3 to stop running after a rock core is filled in the whole rock core collecting sleeve 7;
s2, then, the second hydraulic cylinder 10 is started to enable the corrugated drum cylinder 11 to be extruded and compressed by the second pressing plate 14, so that gas in the corrugated drum cylinder 11 is extruded into the air bags 13 to enable the air bags 13 to expand towards the periphery, the two air bags 13 are rapidly expanded to enable the corresponding second pressing plate 14 and the pressing block 17 to downwards extrude the outer wall inclined surface of the stress block 18, the stress block 18 is enabled to move towards the right side in a jerking mode with the annular movable cylinder 19, the output end of the second hydraulic cylinder 10 is contracted, the rebound force of the annular movable cylinder 19, which is subjected to the reset spring 21, starts to reset, so that the output end of the second hydraulic cylinder 10 is controlled to move up and down repeatedly, the annular movable cylinder 19 is enabled to shake transversely repeatedly, the core part of the inner wall of the annular movable cylinder is enabled to be stressed to be broken, the cutting of the core is completed, and the core is conveniently sampled and then is pulled away from the ground.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (9)
1. A rock core drilling device for hydrogeological exploration, its characterized in that: the device comprises a geological exploration device main body (1), wherein first hydraulic cylinders (3) are arranged on the outer wall of the geological exploration device main body (1), two first hydraulic cylinders (3) are arranged, the output ends of the two first hydraulic cylinders (3) are fixedly connected with a movable lifting plate (4), a motor (5) is arranged on the outer wall of the movable lifting plate (4), a fixed frame (6) is fixedly connected with the output end of the motor (5), a core collecting sleeve (7) is fixedly connected with the outer wall of the fixed frame (6), and a cylindrical drill bit (8) is fixedly connected with the lower end of the core collecting sleeve (7);
the inner wall of the fixed frame (6) is provided with a second hydraulic cylinder (10), the output end of the second hydraulic cylinder (10) is movably provided with a corrugated drum air cylinder (11), the outer wall of the corrugated drum air cylinder (11) is fixedly connected with an air transmission pipeline (12), the other end of the air transmission pipeline (12) is fixedly connected with an air bag (13), the other end of the air bag (13) is fixedly connected with a second pressing plate (14), the lower end of the second pressing plate (14) is fixedly connected with a pressing block (17), the inner wall of the cylindrical drill bit (8) is slidably provided with a stress block (18), the stress block (18) and the pressing block (17) are horizontally arranged, and the outer wall of the stress block (18) is fixedly connected with an annular movable cylinder (19);
the output end of the second hydraulic cylinder (10) is movably connected with the corrugated drum cylinder (11) through a transmission piece, and the transmission piece comprises a fixed block (101), a connecting rod (102), a first sliding block (103) and a first pressing plate (104).
2. The core drilling apparatus for hydrogeological exploration according to claim 1, wherein: the outer wall of fixed block (101) is fixed with the output of second pneumatic cylinder (10), the outer wall of fixed block (101) is connected with one end rotation of connecting rod (102), connecting rod (102) are provided with two, two the other end of connecting rod (102) rotates with the outer wall of first slider (103).
3. Core drilling apparatus for hydrogeological exploration according to claim 1 or 2, characterized in that: the outer wall of first slider (103) is fixedly connected with the outer wall of first clamp plate (104), the outer wall of first clamp plate (104) is fixedly connected with one end of ripple drum inflator (11), ripple drum inflator (11) set up in the inside of fixed frame (6), ripple drum inflator (11) are provided with two.
4. The core drilling apparatus for hydrogeological exploration according to claim 1, wherein: the utility model discloses a rock core collection sleeve, including rock core collection sleeve (7), gasbag (13), outer wall, push pedal (22) are all fixedly connected with, outer wall, push pedal (22) set up to arc panel, and the outline of push pedal (22) matches with the interior outline of rock core collection sleeve (7) in gasbag (13) are provided with two.
5. A core drilling apparatus for hydrogeological exploration according to any of the claims 1-4, wherein: the end part of the pressing block (17) is provided with an inclined surface, the outer wall of the stress block (18) is provided with an inclined surface, and the outer contour of the stress block (18) is matched with the end contour of the pressing block (17).
6. The core drilling apparatus for hydrogeological exploration according to claim 5, wherein: the core collecting sleeve is characterized in that two second pressing plates (14), two pressing blocks (17) and two stress blocks (18) are arranged, the outer walls of the second pressing plates (14) are fixedly connected with second sliding blocks (15), sliding grooves (16) are formed in the core collecting sleeve (7), and the second sliding blocks (15) are slidably connected with the inner walls of the sliding grooves (16).
7. The core drilling apparatus for hydrogeological exploration according to claim 1, wherein: the inner walls of the two stress blocks (18) are both connected with guide rods (20) in a sliding mode, two ends of each guide rod (20) are fixedly connected with the inside of the core collecting sleeve (7), a reset spring (21) is sleeved on the outer wall of each guide rod (20), and two ends of each reset spring (21) are fixedly connected with the inside of the core collecting sleeve (7) and the outer wall of the stress block (18) respectively.
8. A core drilling apparatus for hydrogeological exploration according to claim 1 or 3, characterized in that: the outer wall of the geological exploration device main body (1) is provided with a through hole (2) in a penetrating mode.
9. Core drilling apparatus for hydrogeological exploration and method of use thereof according to any of claims 1-8, characterized in that it comprises the following steps:
s1, starting a motor (5) and two first hydraulic cylinders (3), enabling the motor (5) to drive a cylindrical drill bit (8) to rotate at a high speed and move downwards until the cylindrical drill bit (8) is drilled into a rock stratum with a certain depth, and enabling the motor (5) and the first hydraulic cylinders (3) to stop running after a rock core is enabled to be filled in the whole rock core collecting sleeve (7);
s2, then starting the second hydraulic cylinder (10) to enable the corrugated drum air cylinder (11) to be extruded and compressed by the second pressing plate (14), enabling gas in the corrugated drum air cylinder (11) to be extruded into the air bags (13) to enable the air bags (13) to expand to the periphery, enabling the two air bags (13) to rapidly expand to enable the corresponding second pressing plate (14) and pressing blocks (17) to downwards extrude the outer wall inclined surfaces of the stress blocks (18), enabling the stress blocks (18) to move to the right side with the annular movable cylinder (19), enabling the output end of the second hydraulic cylinder (10) to shrink, enabling the output end of the annular movable cylinder (19) to be controlled to repeatedly move up and down, enabling the annular movable cylinder (19) to repeatedly shake transversely, enabling core parts of the inner walls of the annular movable cylinder to be broken under stress, completing cutting of the core, and taking out the core after sampling conveniently.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310406631.2A CN116291273A (en) | 2023-04-17 | 2023-04-17 | Core drilling device for hydrogeological exploration and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310406631.2A CN116291273A (en) | 2023-04-17 | 2023-04-17 | Core drilling device for hydrogeological exploration and use method thereof |
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| Publication Number | Publication Date |
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| CN116291273A true CN116291273A (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310406631.2A Pending CN116291273A (en) | 2023-04-17 | 2023-04-17 | Core drilling device for hydrogeological exploration and use method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118067443A (en) * | 2024-04-25 | 2024-05-24 | 吉林省地质技术装备研究所 | Rock sample and water sample universal sampling device for mineral prospecting engineering |
-
2023
- 2023-04-17 CN CN202310406631.2A patent/CN116291273A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118067443A (en) * | 2024-04-25 | 2024-05-24 | 吉林省地质技术装备研究所 | Rock sample and water sample universal sampling device for mineral prospecting engineering |
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