CN114687692B - Drilling equipment for geological survey - Google Patents
Drilling equipment for geological survey Download PDFInfo
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- CN114687692B CN114687692B CN202210322660.6A CN202210322660A CN114687692B CN 114687692 B CN114687692 B CN 114687692B CN 202210322660 A CN202210322660 A CN 202210322660A CN 114687692 B CN114687692 B CN 114687692B
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- 238000005553 drilling Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 238000005520 cutting process Methods 0.000 claims description 37
- 230000006835 compression Effects 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 24
- 238000003825 pressing Methods 0.000 claims description 15
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 11
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 11
- 241001330002 Bambuseae Species 0.000 claims description 11
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 11
- 239000011425 bamboo Substances 0.000 claims description 11
- 230000002787 reinforcement Effects 0.000 claims description 10
- 238000004080 punching Methods 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims 4
- 239000011435 rock Substances 0.000 abstract description 27
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 210000003437 trachea Anatomy 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000010438 granite Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000012360 testing method 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
- E21B25/06—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver having a flexible liner or inflatable retaining 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
- 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/10—Formed core retaining or severing means
- E21B25/12—Formed core retaining or severing means of the sliding wedge type
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)
Abstract
The invention relates to the technical field of geological survey, in particular to drilling equipment for geological survey; comprises a coring barrel, a scaling mechanism, a locking unit, a cutting-off unit and a coring bit; the invention solves the problems that the existing drilling equipment mainly exists in the geological exploration process that the equipment directly pulls and cuts the rock core, so that the equipment is easy to damage and the rock core structure is easy to damage; the core in the coring machine is taken out by knocking, so that the efficiency is low, equipment is damaged and the like; the invention improves the operation efficiency of drilling equipment, ensures the core structure and prolongs the service life of the device.
Description
Technical Field
The invention relates to the technical field of geological exploration, in particular to drilling equipment for geological exploration.
Background
Geological survey is to survey and research the distribution of rock formations with different depths in a certain area by using methods such as mapping, drilling, pit detection, sampling test, geological rocking bar and the like, wherein the rock formations are rock layers distributed in the stratum and mainly comprise limestone, argillite, shale, granite and the like.
The drilling operation flow is as follows: drilling a well drilling with a specific depth at a exploration position through a drilling machine, taking out the drilling machine, placing the coring machine into the well drilling, performing coring operation on rock stratum at the bottom through the coring machine, taking out the rock core, putting the core into the drilling machine again, continuing to drill down to the next depth to be tested, and performing coring operation on the rock stratum to be tested through the coring machine.
The prior drilling equipment mainly has the following problems in the geological exploration process: firstly, after drilling equipment coring is accomplished, the core is pulled apart through the mode of pulling always, and this mode can cause the harm to equipment, and pulls and destroy the core structure easily to influence geological survey result, secondly, the core is discharged through the mode of beating the core outer wall always after the core machine shifts out, and this mode troublesome operation influences operating efficiency, and beats and cause the harm to the core machine easily, thereby influences the life of core machine.
So in order to improve the operation efficiency of the drilling equipment, the core structure is ensured, and the service life of the device is prolonged; the invention provides drilling equipment for geological exploration.
Disclosure of Invention
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a drilling equipment for geological survey, includes core section of thick bamboo, scaling mechanism, locking element, cuts unit and coring bit, the middle part of core section of thick bamboo be provided with scaling mechanism, core section of thick bamboo's left side is installed locking element through sliding fit's mode, cuts the unit through screw thread fit's mode is installed in locking element's left side, cuts the left side of unit and installs the coring bit through screw thread fit's mode.
The locking unit include barrel post, drum, annular groove, locating part, annular lug, circular slot, external spline, spline groove, buffer, H type groove and fixture, the circumference outer wall of coring barrel installs the barrel post through sliding fit's mode, the outside cover of barrel post is equipped with the drum, the circumference outer wall of barrel post is provided with annular groove, the drum passes through locating part and annular groove sliding fit, drum inner wall right side is provided with annular lug, the circular slot has been seted up to the right side terminal surface of barrel post, and the left side of coring barrel is located the circular slot, the left side circumference outer wall of coring barrel is provided with the external spline, the circumference inner wall of circular slot and the left side terminal surface of annular lug all are provided with external spline complex spline groove, the inside of drum is provided with the buffer, H type groove has been seted up to the inner wall of barrel post, fixture is installed through sliding fit's mode in the H type groove.
The utility model provides a cut-off unit include spiral shell section of thick bamboo, no. two annular, sleeve, cutting, a pressure spring and drive division, section of thick bamboo post left side install the spiral shell section of thick bamboo through screw-thread fit's mode, no. two annular have been seted up to the right side terminal surface of spiral shell section of thick bamboo, the through-hole has evenly been seted up to the circumference inner wall of spiral shell section of thick bamboo, and the through-hole is linked together with No. two annular and spiral shell section of thick bamboo are inside, no. two annular inner walls evenly install the sleeve, and sleeve and through-hole one-to-one, the cutting that is used for die-cut is installed through sliding fit's mode to telescopic inside, a pressure spring is installed between one side terminal surface and the telescopic inner wall of spiral shell section of thick bamboo centre of a circle is kept away from to the cutting, the left side of drum is installed in the annular through sliding fit's mode, one side that the cutting was kept away from to the sleeve is provided with drive division.
Preferably, fixture include clamp plate, ejector pad, no. two pressure springs, eccentric orifices, depression bar, no. one trapezoidal piece, no. two trapezoidal pieces, compression spring, notch and reinforcement, the clamp plate with the ejector pad all install in H type inslot through sliding fit's mode, and the ejector pad is located the inboard of clamp plate, install No. two pressure springs between clamp plate and the ejector pad, the eccentric orifices has been seted up to the inside of ejector pad, install the depression bar through sliding fit's mode in the eccentric orifices, the depression bar on the ejector pad right side is kept away from one side terminal surface of No. two pressure springs and is provided with No. one trapezoidal piece, the depression bar on the left side of ejector pad is close to one side terminal surface of No. two pressure springs and is provided with No. two trapezoidal pieces, install compression spring between the left side terminal surface of depression bar and the H type inslot, the right side tip of depression bar runs through H type inslot portion, the right side terminal surface of depression bar is contradicted with the left side terminal surface of coring barrel, the left side of depression bar is provided with the notch, be provided with the reinforcement that is used for strengthening the depression bar in the notch.
Preferably, the reinforcement include T type piece, chute, push rod, baffle, logical groove, conflict piece, release, no. three pressure springs and reset spring, install T type piece through sliding fit's mode in the notch, the chute has been seted up to T type piece's right side terminal surface, the push rod is installed through sliding fit's mode in the middle part of depression bar, the left side terminal surface of push rod is contradicted with the chute, the left side of push rod is provided with reset spring, the right side terminal surface of push rod is higher than the right side terminal surface of depression bar, and the right side terminal surface of push rod is contradicted with the left side terminal surface of coring barrel, one side that a trapezoidal piece was kept away from to T type piece is provided with the baffle, the round hole has been seted up at the middle part of baffle, one side that a trapezoidal piece was kept away from to T type piece is installed in the round hole through sliding fit's mode, the logical groove has been seted up to one side bilateral symmetry of a trapezoidal piece is kept away from to T type piece, and is installed conflict piece through sliding fit's mode between conflict piece and the logical inslot wall, one side terminal surface that a trapezoidal piece was kept away from T type piece and No. five pressure springs are provided with between the notch inner wall, one side release that a trapezoidal piece was kept away from a trapezoidal piece.
Preferably, the scaling mechanism include gasbag, arc, casing, air inlet, admission valve and air outlet valve, the circumference inner wall of coring barrel evenly be provided with a plurality of gasbags, a plurality of gasbags keep away from the one side terminal surface of coring barrel inner wall and all be provided with the arc, and be complete circular after a plurality of arcs gather together, the circumference outer wall of coring barrel is provided with the casing, is provided with the air inlet on the casing, evenly be provided with the admission valve on the circumference outer wall of the inside coring barrel of casing, and the admission valve is linked together with the gasbag, the admission valve between be connected with the trachea, be connected with the air outlet valve on one of them trachea, and the air outlet valve is installed on the casing.
Preferably, the release piece include square groove, pull rod, connecting rod, slider, no. four pressure springs, slide bar and sloping block, the square groove has been seted up to one side terminal surface that the trapezoidal piece of No. one was kept away from to the T type piece, the slider install in the square groove through sliding fit's mode, pull rod one end install on the one side terminal surface that the conflict piece is close to the square groove, the other end of pull rod is located the square groove, and the pull rod tip in the square groove installs the connecting rod through the round pin axle, the other end of connecting rod is installed on the one side terminal surface that the slider is close to the conflict piece through articulated mode, one side terminal surface that the slider kept away from the conflict piece is provided with No. four pressure springs, no. four pressure springs are kept away from one side terminal surface installation slide bar of the conflict piece, the other end of slide bar runs through the depression bar and is located the outside of depression bar, the outside slide bar terminal surface of depression bar is the inclined plane, the left side terminal surface that the trapezoidal piece one side was kept away from to the push bar is provided with the sloping block, and sloping block is contradicted with the slide bar.
Preferably, the drive part include hole groove, rope, spacing post, type piece and drive plate, the inner wall of spout is provided with the hole groove, the rope is installed to the inside slabbing terminal surface of sleeve, and another section of rope passes the hole groove and is located No. two annular, and spacing post is installed to the rope end in No. two annular, the drum circumference inner wall in No. two annular is provided with type piece along its circumferencial direction evenly, and installs the drive plate through torsional spring and round pin axle in the type piece, and the drive plate is contradicted with spacing post.
Preferably, the locating part include fixed slot, stopper and bolt, the drum inner wall evenly seted up the fixed slot, install the stopper through sliding fit's mode in the fixed slot, the one side terminal surface of keeping away from fixture of stopper is provided with the bolt, and the bolt passes through screw-thread fit's mode and installs on the drum.
Preferably, the buffer part comprises buffer springs, the buffer springs are mounted on the right inner wall of the cylinder and the right end face of the annular projection, a flange is arranged on the circumferential outer wall of the right side of the core barrel, and the flange is located between the two buffer springs.
Preferably, the end face of one side of the abutting block far away from the sliding rod and the end face of one side of the abutting block far away from the sliding groove are provided with a number one ball, and the end face of one side of the abutting block close to the sliding rod is an inclined surface.
Preferably, the end part of one side of the cutting block far away from the screw cylinder is of a wedge-shaped structure, a square opening is formed in the cutting block, and a plurality of second balls are placed in the square opening.
The invention has the beneficial effects that: 1. according to the invention, the fitting state of the core in the core barrel and the arc plate is controlled through the scaling mechanism, so that the core can be conveniently slipped out; the cutting unit is used for cutting the core so as to reduce the damage of the cut core to equipment, and the locking unit is used for conveniently moving the cut core out of the coring barrel.
2. The scaling mechanism provided by the invention controls the distance between the arc plates through the air bag, so that the inner diameter of the coring barrel is changed, the fit state of the arc plates and the rock core is changed by enlarging the inner diameter of the coring barrel, the rock core is conveniently discharged from the coring barrel, and the working efficiency of the equipment is further improved.
3. The cutting unit drives the cutting block to reciprocally cut the rock core through the driving part, and the cutting effect is improved through the inertial movement of the second ball in the cutting block; thereby be convenient for cut off the rock core, and then prolong the life of equipment, guarantee the integrality that the rock core was cut off.
4. The locking unit provided by the invention extrudes and fixes the core through the clamping mechanism, so that on one hand, the stability of the core in the cutting process is ensured, and on the other hand, the cut core can be moved out of the well along with the device.
Drawings
The invention will be further described with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a partial cross-sectional view between the cylinder and column of the present invention.
Fig. 4 is a cross-sectional view of the present invention.
Fig. 5 is an enlarged view of a portion of fig. 4 according to the present invention.
Fig. 6 is a partial cross-sectional view between the screw barrel and cylinder of the present invention.
Fig. 7 is a partial enlarged view of the invention at E in fig. 6.
Fig. 8 is a partial enlarged view of the present invention at B in fig. 4.
Fig. 9 is a partial enlarged view of the present invention at C in fig. 8.
Fig. 10 is a partial enlarged view of the present invention at D in fig. 9.
In the figure: 1. a core barrel; 2. a scaling mechanism; 3. a locking unit; 4. a cutting unit; 5. coring bit; 30. a cylinder column; 31. a cylinder; 32. a first ring groove; 6. a limiting piece; 33. an annular bump; 34. a circular groove; 35. an external spline; 36. spline grooves; 37. an H-shaped groove; 8. a clamping mechanism; 40. a screw cylinder; 41. a second ring groove; 42. a sleeve; 43. cutting into blocks; 44. a first pressure spring; 45. a driving section; 80. a pressing plate; 81. a pushing block; 82. a second pressure spring; 83. an eccentric hole; 84. a compression bar; 85. a first trapezoid block; 86. a second trapezoid block; 87. a compression spring; 88. a notch; 9. a reinforcement; 90. a T-shaped block; 91. a chute; 92. a push rod; 93. a baffle; 94. a through groove; 95. a collision block; 96. a release member; 97. a third pressure spring; 98. a return spring; 20. an air bag; 21. an arc-shaped plate; 22. a housing; 23. an air inlet; 24. an intake valve; 25. an air outlet valve; 960. a square groove; 961. a pull rod; 962. a connecting rod; 963. a slide block; 964. a fourth pressure spring; 965. a slide bar; 966. a sloping block; 450. a hole groove; 451. a rope; 452. a limit column; 453. block; 454. a driving plate; 60. a fixing groove; 61. a limiting block; 62. a bolt; 70. a buffer spring; 71. a flange plate; 10. a first ball; 431. and No. two balls.
Detailed Description
Embodiments of the present invention are described below with reference to the accompanying drawings. In this process, to ensure clarity and convenience of description, the widths of the lines or the sizes of the constituent elements in the drawings may be exaggerated.
In addition, the terms hereinafter are defined based on functions in the present invention, and may be different according to intention of a user, an operator, or a convention. Accordingly, these terms are defined based on the entire contents of the present specification.
Referring to fig. 1 and 2, the device comprises a core barrel 1, a scaling mechanism 2, a locking unit 3, a cutting-off unit 4 and a core bit 5, wherein the scaling mechanism 2 is arranged in the middle of the core barrel 1, the locking unit 3 is installed on the left side of the core barrel 1 in a sliding fit mode, the cutting-off unit 4 is installed on the left side of the locking unit 3 in a threaded fit mode, and the core bit 5 is installed on the left side of the cutting-off unit 4 in a threaded fit mode.
Referring to fig. 1, 2 and 4, the scaling mechanism 2 includes an air bag 20, an arc 21, a housing 22, an air inlet 23, an air inlet valve 24 and an air outlet valve 25, the circumferential inner wall of the coring barrel 1 is uniformly provided with a plurality of air bags 20, one side end face of the plurality of air bags 20 far away from the inner wall of the coring barrel 1 is provided with the arc 21, the plurality of arc 21 are in a complete round shape after gathering, the circumferential outer wall of the coring barrel 1 is provided with the housing 22, the housing 22 is provided with the air inlet 23, the circumferential outer wall of the coring barrel 1 inside the housing 22 is uniformly provided with the air inlet valve 24, the air inlet valve 24 is communicated with the air bags 20, an air pipe is connected between the air inlet valves 24, one air pipe is connected with the air outlet valve 25, and the air outlet valve 25 is arranged on the housing 22.
During specific work, the air inlet 23 is inflated through external existing inflation equipment such as an air compressor, the pressure inside the shell 22 is increased, air enters the air bag 20 through the air inlet valve 24, the air bag 20 bulges to enable the arc plates 21 to be close to each other to form a whole circle, a rock core entering the coring barrel 1 is attached to the arc plates 21, when the rock core needs to be moved out, the air bag 20 is deflated by manually pressing the air outlet valve 25, the arc plates 21 are far away from each other and are not in contact with the rock core, and accordingly the rock core slides out of the device smoothly by self gravity.
Referring to fig. 1, 2, 3 and 4, the locking unit 3 includes a barrel 30, a barrel 31, a first ring groove 32, a limiting member 6, an annular protrusion 33, a circular groove 34, an external spline 35, a spline groove 36, a buffer portion, an H-shaped groove 37 and a clamping mechanism 8, the barrel 30 is installed on the circumferential outer wall of the coring barrel 1 in a sliding fit manner, the barrel 31 is sleeved outside the barrel 30, the first ring groove 32 is provided on the circumferential outer wall of the barrel 30, the barrel 31 is in sliding fit with the first ring groove 32 through the limiting member 6, the annular protrusion 33 is provided on the right side of the inner wall of the barrel 31, the circular groove 34 is provided on the right side end surface of the barrel 30, the left side of the coring barrel 1 is located in the circular groove 34, the external spline 35 is provided on the left side circumferential outer wall of the coring barrel 1, the circumferential inner wall of the circular groove 34 and the left side end surface of the circular protrusion 33 are both provided with the spline groove 36 matched with the external spline 35, the buffer portion is provided on the inner wall of the barrel 31, the H-shaped groove 37 is provided on the inner wall of the barrel 30, and the clamping mechanism 8 is installed in the H-shaped groove 37 in a sliding fit manner.
During concrete work, the air bag 20 is inflated firstly, then the device is placed in a well, the coring barrel 1 is pressed downwards through the existing driving device such as a hydraulic power machine and an internal combustion engine, the external spline 35 is matched with the spline groove 36 in the circular groove 34, then the device applies force downwards to the coring barrel 1 through the existing driving device and rotates, rock strata are drilled into the coring barrel 1 through the coring bit 5, after drilling is completed, the coring barrel 1 is pulled up by a certain distance through the existing driving device, the external spline 35 is matched with the spline groove 36 in the annular bump 33, and meanwhile the clamping mechanism 8 stretches out of the H-shaped groove 37 to fix a rock core.
Referring to fig. 2, 6 and 8, the limiting member 6 includes a fixing groove 60, a limiting block 61 and a bolt 62, the inner wall of the cylinder 31 is uniformly provided with the fixing groove 60, the limiting block 61 is installed in the fixing groove 60 in a sliding fit manner, a bolt 62 is provided on an end surface of one side of the limiting block 61, which is far away from the clamping mechanism 8, and the bolt 62 is installed on the cylinder 31 in a threaded fit manner; when the cylinder 31 is specifically used, the cylinder column 30 is sleeved with the cylinder 31, then the bolt 62 is manually rotated by a wrench, and the bolt 62 pushes the limiting block 61 to move into the first ring groove 32, so that the stability of the cylinder 31 is improved.
Referring to fig. 4, the buffer portion includes buffer springs 70, a buffer spring 70 is mounted on the right inner wall of the cylinder 31 and the right end face of the annular bump 33, a flange 71 is disposed on the circumferential outer wall of the right side of the core barrel 1, and the flange 71 is located between the two buffer springs 70; in specific operation, the buffer spring 70 can slow down the leftward pressing or rightward lifting speed of the core barrel 1, and the damage of the components caused by the collision between the components is avoided.
Referring to fig. 4, fig. 8 and fig. 9, fixture 8 include clamp plate 80, push block 81, no. two pressure springs 82, eccentric hole 83, depression bar 84, no. one trapezoidal piece 85, no. two trapezoidal pieces 86, compression spring 87, notch 88 and reinforcement 9, clamp plate 80 with push block 81 all install in H type groove 37 through sliding fit's mode, and push block 81 is located the inboard of clamp plate 80, install No. two pressure springs 82 between clamp plate 80 and the push block 81, eccentric hole 83 has been seted up to the inside of push block 81, install depression bar 84 through sliding fit's mode in the eccentric hole 83, one side terminal surface that the depression bar 84 on push block 81 right side kept away from No. two pressure springs 82 is provided with No. one trapezoidal piece 85, one side terminal surface that the depression bar 84 on push block 81 left side is close to No. two pressure springs 82 is provided with No. two trapezoidal pieces 86, install compression spring 87 between the left side terminal surface of depression bar 84 and the H type groove 37, the right side tip of depression bar 84 runs through the right side wall of H type groove 37 and is located circular groove 34 inside, the right side terminal surface of depression bar 84 and the left side terminal surface of conflict 1 is provided with the depression bar 84, the reinforcement 88 is provided with the notch 88 in the reinforcement.
During specific operation, the external spline 35 is matched with the spline groove 36 in the annular convex block 33, the compression rod 84 moves along with the coring barrel 1 under the action of the compression spring 87, meanwhile, the second trapezoid block 86 is abutted against the inner wall of the eccentric hole 83, so that the push block 81 moves towards the core, the push block 81 extrudes the second compression spring 82, the second compression spring 82 pushes the pressing plate 80 to fix the core, the reinforcing member 9 plays a role in fixing the left side of the compression rod 84 so as to improve the stability in the clamping process, when the external spline 35 is matched with the spline groove 36 in the circular groove 34, the coring barrel 1 pushes the compression rod 84, and the first trapezoid block 85 is abutted against the inner wall of the eccentric hole 83, so that the pressing plate 80 is far away from the core, and the core is prevented from being interfered.
Referring to fig. 9 and 10, the reinforcement 9 includes a T-shaped block 90, a chute 91, a push rod 92, a baffle 93, a through groove 94, a collision block 95, a release member 96, a third compression spring 97 and a return spring 98, wherein the T-shaped block 90 is installed in the slot 88 in a sliding fit manner, the chute 91 is provided on the right side end surface of the T-shaped block 90, the push rod 92 is installed in the middle of the push rod 84 in a sliding fit manner, the left side end surface of the push rod 92 collides with the chute 91, the return spring 98 is provided on the left side of the push rod 92, the right side end surface of the push rod 92 is higher than the right side end surface of the push rod 84, the right side end surface of the push rod 92 collides with the left side end surface of the coring barrel 1, a baffle 93 is arranged on one side of the T-shaped block 90, which is far away from the first trapezoid block 85, a round hole is formed in the middle of the baffle 93, one side of the T-shaped block 90, which is far away from the first trapezoid block 85, is installed in the round hole in a sliding fit mode, a through groove 94 is symmetrically formed in one side of the T-shaped block 90, which is far away from the first trapezoid block 85, a collision block 95 is installed in the through groove 94 in a sliding fit mode, a fifth pressure spring is arranged between the collision block 95 and the inner wall of the through groove 94, a release piece 96 is arranged on one side of the T-shaped block 90, which is far away from the first trapezoid block 85, and a third pressure spring 97 is installed between the end face of one side of the T-shaped block 90, which is far away from the first trapezoid block 85, and the inner wall of the notch 88; specifically during operation, the coring barrel 1 moves and cooperates with the spline groove 36 in the annular projection 33, and the compression rod 84 is reset and stretches through the compression spring 87, at this time, the T-shaped block 90 moves towards the push block 81, and the T-shaped block 90 stretches and stretches to abut against the inner wall of the H-shaped groove 37 through the release piece 96, so that the left side of the compression rod 84 is reinforced. When the core barrel 1 moves towards the spline groove 36 in the circular groove 34, since the right end face of the push rod 92 is higher than the right end face of the press rod 84, the push rod 92 is extruded first to be matched with the chute 91, so that the T-shaped block 90 moves towards the baffle 93, and the T-shaped block 90 is fixed in the notch 88 through the abutting block 95, so that the interference of the press rod 84 is avoided from being pushed and moved.
Referring to fig. 8, 9 and 10, the release piece 96 includes square groove 960, pull rod 961, connecting rod 962, slider 963, no. four pressure springs 964, slide bar 965 and oblique piece 966, square groove 960 has been seted up to one side terminal surface that No. four trapezoidal piece 85 was kept away from to T-shaped piece 90, slider 963 install in square groove 960 through sliding fit's mode, pull rod 961 one end install on the one side terminal surface that conflict piece 95 is close to square groove 960, the other end of pull rod 961 is located square groove 960, and the connecting rod 962 is installed through the round pin axle to the pull rod 961 tip in the square groove 960, the other end of connecting rod 962 is installed on one side terminal surface that slider 963 is close to conflict piece 95 through articulated mode, one side terminal surface that slider 963 kept away from conflict piece 95 is provided with No. four pressure springs 964, no. four pressure springs 964 are kept away from one side terminal surface of conflict piece 95 and install 965, the other end of slide bar 965 runs through depression bar 84 and is located the outside of depression bar 84, the slide bar 965 terminal surface outside depression bar 84 is the inclined plane, no. 81 is kept away from one side of trapezoidal piece 85, no. left side piece 85 is kept away from to left side piece 6 and slide bar 965 is provided with oblique piece 6.
Specifically during operation, the left end of the compression rod 84 moves towards the push block 81 through the compression spring 87, so that the sliding rod 965 is abutted against the inclined block 966, at this time, the sliding rod 965 moves towards the sliding block 963 and pushes the sliding block 963 to move, the connecting part of the connecting rod 962 and the pull rod 961 moves inwards due to the movement of the sliding block 963, at this time, the abutting block 95 is pulled into the through groove 94 by the pull rod 961, the T-shaped block 90 extends out and abuts against the inner wall of the H-shaped groove 37 through the action of the third pressure spring 97, and the left side of the compression rod 84 is reinforced.
Referring to fig. 10, a first ball 10 is disposed on an end surface of the abutting block 95 away from the sliding rod 965 and an end surface of the abutting block 95 away from the sliding groove, and an end surface of the abutting block 95 close to the sliding rod 965 is an inclined surface; in specific operation, the first ball 10 can reduce the friction between the abutting block 95 and the T-shaped block 90, so that the abutting block 95 is pushed by the sliding rod 965 to slide into the square groove 960, and the inclined surface on the abutting block 95 is convenient for pushing and shrinking the abutting block 95.
Referring to fig. 1, fig. 4 and fig. 5, the cutting unit 4 includes a screw cylinder 40, a second ring groove 41, a sleeve 42, a cutting block 43, a first pressure spring 44 and a driving part 45, the screw cylinder 40 is installed on the left side of the cylinder 30 in a threaded fit mode, the second ring groove 41 is provided on the right side end surface of the screw cylinder 40, through holes are uniformly provided on the circumferential inner wall of the screw cylinder 40, the through holes are communicated with the second ring groove 41 and the interior of the screw cylinder 40, the sleeve 42 is uniformly installed on the inner wall of the second ring groove 41, the sleeves 42 are in one-to-one correspondence with the through holes, a cutting block 43 for punching is installed in the interior of the sleeve 42 in a sliding fit mode, the first pressure spring 44 is installed between the inner wall of the sleeve 42 and one side end surface of the cutting block 43 far away from the center of the screw cylinder 40, the left side of the cylinder 31 is installed in the ring groove in a sliding fit mode, and the driving part 45 is arranged on one side of the sleeve 42 far away from the cutting block 43.
When the core barrel 1 moves towards the position to be matched with the spline groove 36 in the circular groove 34, the core barrel 1 rotates through the existing driving device and drives the driving part 45 to move at the same time, so that the first pressure spring 44 is in clearance shrinkage, the cutting block 43 impacts outwards through the reset action of the first pressure spring 44, the rock core inside the device is punched and cut, and the device is moved out of the well through the existing driving device after the rock core is cut.
Referring to fig. 4 and 5, the driving portion 45 includes a hole 450, a rope 451, a limiting post 452, a block 453 and a driving plate 454, the inner wall of the chute is provided with the hole 450, the end face of the cutting block 43 inside the sleeve 42 is provided with the rope 451, the other section of the rope 451 passes through the hole 450 and is located in the second ring groove 41, the end of the rope 451 in the second ring groove 41 is provided with the limiting post 452, the circumferential inner wall of the cylinder 31 in the second ring groove 41 is uniformly provided with a block 453 along the circumferential direction thereof, the block 453 is provided with a driving plate 454 through a torsion spring and a pin shaft, and the driving plate 454 is in contact with the limiting post 452; during specific operation, the external spline 35 is matched with the spline groove 36 in the annular convex block 33, the coring barrel 1 rotates through the existing driving device, the driving plate 454 is abutted against the limiting column 452, the limiting column 452 moves along the hole groove 450, meanwhile, the rope 451 pulls the cutting block 43 to move into the sleeve 42 and compress the first pressure spring 44, after the first pressure spring 44 is compressed, the driving plate 454 rotates to one side to be separated from the limiting column 452, at this time, the cutting block 43 punches a rock core in the coring barrel 1 under the action of the first pressure spring 44, the limiting column 452 moves back by a part through the rope 451, and then the driving plate 454 continues to compress the first pressure spring 44, so that the reciprocating punching of the cutting block 43 to the rock core is realized.
Referring to fig. 5, the end of the side of the cut piece 43 far away from the screw cylinder 40 is in a wedge-shaped structure, a square opening is formed in the cut piece 43, and a plurality of second balls 431 are placed in the square opening; during specific work, the end pressure of the wedge-shaped structure is large, the punching effect on the rock core is good, the second ball 431 in the cutting block 43 is impacted to the rock core through the first pressure spring 44, and the second ball 431 in the cutting block 43 can impact the cutting block 43 again to the rock core direction due to inertia, so that the punching effect of the cutting block 43 on the rock core is improved.
When the invention is used for geological exploration drilling, the air bag 20 is inflated manually through the existing inflation equipment, so that the arc plates 21 are close to each other to form a whole circle, then the device is put into a drilling well, the coring barrel 1 is extruded downwards and rotated through the existing driving device, a core is drilled into the coring barrel 1 through the coring bit 5, the core with a specified length is cut off through the cutting unit 4 after being drilled, the device is taken out, the air bag 20 is deflated manually, the arc plates 21 are far away from the core, the core falls down by self gravity, then the core is collected and stored, and then the drilling is driven downwards into the next exploration depth through the existing drilling machine, and the drilling sampling is carried out on the next stratum depth through the operation.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a drilling equipment for geological survey, includes core section of thick bamboo (1), scaling mechanism (2), locking unit (3), cuts unit (4) and coring bit (5), its characterized in that: the middle part of the core barrel (1) is provided with a scaling mechanism (2), the left side of the core barrel (1) is provided with a locking unit (3) in a sliding fit mode, the left side of the locking unit (3) is provided with a cutting-off unit (4) in a threaded fit mode, and the left side of the cutting-off unit (4) is provided with a core drill bit (5) in a threaded fit mode; wherein:
the scaling mechanism (2) comprises an air bag (20), an arc plate (21), a shell (22), an air inlet (23), an air inlet valve (24) and an air outlet valve (25), wherein a plurality of air bags (20) are uniformly arranged on the circumferential inner wall of the coring barrel (1), the arc plates (21) are arranged on one side end face of the inner wall of the coring barrel (1) far away from the plurality of air bags (20), the arc plates (21) are in a complete round shape after gathering, the shell (22) is arranged on the circumferential outer wall of the coring barrel (1), the air inlet (23) is arranged on the shell (22), the air inlet valve (24) is uniformly arranged on the circumferential outer wall of the coring barrel (1) inside the shell (22), the air inlet valve (24) is communicated with the air bags (20), an air pipe is connected between the air inlet valve (24), one air outlet valve (25) is connected on one air pipe, and the air outlet valve (25) is arranged on the shell (22).
The locking unit (3) comprises a barrel column (30), a barrel (31), a first ring groove (32), a limiting piece (6), an annular lug (33), a round groove (34), an external spline (35), a spline groove (36), a buffer part, an H-shaped groove (37) and a clamping mechanism (8), wherein the barrel column (30) is installed on the circumferential outer wall of the coring barrel (1) in a sliding fit mode, the barrel (31) is sleeved outside the barrel column (30), the first ring groove (32) is arranged on the circumferential outer wall of the barrel column (30), the barrel (31) is in sliding fit with the first ring groove (32) through the limiting piece (6), the annular lug (33) is arranged on the right side of the inner wall of the barrel (31), the round groove (34) is arranged on the right side end surface of the barrel column (30), the left side of the coring barrel (1) is positioned in the round groove (34), the outer spline (35) is arranged on the circumferential inner wall of the left side of the coring barrel (1), the spline groove (35) is matched with the spline groove (36) on the left side end surface of the coring barrel (33), the buffer part (37) is arranged inside the barrel column (30), a clamping mechanism (8) is arranged in the H-shaped groove (37) in a sliding fit manner;
the cutting unit (4) comprises a screw cylinder (40), a second annular groove (41), a sleeve (42), cutting blocks (43), a first pressure spring (44) and a driving part (45), wherein the screw cylinder (40) is installed on the left side of the cylinder column (30) in a threaded fit mode, the second annular groove (41) is formed in the right side end face of the screw cylinder (40), through holes are uniformly formed in the circumferential inner wall of the screw cylinder (40), the through holes are communicated with the second annular groove (41) and the interior of the screw cylinder (40), the sleeve (42) is uniformly installed on the inner wall of the second annular groove (41), the sleeves (42) are in one-to-one correspondence with the through holes, the cutting blocks (43) used for punching are installed in the interior of the sleeve (42) in a sliding fit mode, the first pressure spring (44) is installed between the inner wall of the sleeve (42) and the end face of one side, far away from the center of the screw cylinder (40), the left side of the cylinder (31) is installed in the annular groove in a sliding fit mode, and the driving part (45) is arranged on one side, far away from the cutting blocks (43);
the utility model provides a drive portion (45) include hole groove (450), rope (451), spacing post (452), type piece (453) and drive plate (454), the inner wall of spout is provided with hole groove (450), inside cutting piece (43) terminal surface of sleeve (42) installs rope (451), another section of rope (451) passes hole groove (450) and is located No. two annular (41), the spacing post (452) is installed to rope (451) end in No. two annular (41), drum (31) circumference inner wall in No. two annular (41) evenly is provided with type piece (453) along its circumferencial direction, and installs drive plate (454) through torsional spring and round pin axle in type piece (453), and drive plate (454) are contradicted with spacing post (452).
2. A drilling apparatus for geological exploration according to claim 1, characterized in that: the clamping mechanism (8) comprises a pressing plate (80), a pushing block (81), a second pressure spring (82), an eccentric hole (83), a pressing rod (84), a first trapezoid block (85), a second trapezoid block (86), a compression spring (87), a notch (88) and a reinforcing member (9), wherein the pressing plate (80) and the pushing block (81) are all installed in an H-shaped groove (37) in a sliding fit mode, the pushing block (81) is located at the inner side of the pressing plate (80), a second pressure spring (82) is installed between the pressing plate (80) and the pushing block (81), the eccentric hole (83) is formed in the pushing block (81), the pressing rod (84) is installed in the eccentric hole (83) in a sliding fit mode, one side end face of the pressing rod (84) on the right side of the pushing block (81) is far away from the second pressure spring (82), one side end face, close to the second pressure spring (82), of the second trapezoid block (86) is arranged on one side end face, between the left end face of the pressing rod (84) and the H-shaped groove (37), the right end face of the pressing rod (84) is located at the right end face of the pressing rod (84) and the right end face of the compression spring (37) and is located in the inner side of the compression cylinder (37), the left side of the compression bar (84) is provided with a notch (88), and a reinforcement (9) for reinforcing the compression bar (84) is arranged in the notch (88).
3. A drilling apparatus for geological exploration according to claim 2, characterized in that: the reinforcement (9) include T type piece (90), chute (91), push rod (92), baffle (93), logical groove (94), conflict piece (95), release piece (96), no. three pressure spring (97) and reset spring (98), install T type piece (90) through sliding fit's mode in notch (88), chute (91) have been seted up to the right side terminal surface of T type piece (90), push rod (92) are installed through sliding fit's mode in the middle part of push rod (84), the left side terminal surface of push rod (92) is contradicted with chute (91), the left side of push rod (92) is provided with reset spring (98), the right side terminal surface of push rod (92) is higher than the right side terminal surface of push rod (84), and the right side terminal surface of push rod (92) is contradicted with the left side terminal surface of coring barrel (1), one side that is kept away from in T type piece (90) is provided with baffle (93), the round hole has been seted up at the middle part of baffle (93), one side that T type piece (90) kept away from a trapezoidal piece (85) is through sliding fit's mode installs push rod (92), left side terminal surface is kept away from in T type piece (85) is provided with the right side of a trapezoidal piece (95) and is kept away from in the mode of sliding fit's (95), and a fifth pressure spring is arranged between the abutting block (95) and the inner wall of the through groove (94), a release piece (96) on one side of the T-shaped block (90) away from the first trapezoid block (85), and a third pressure spring (97) is arranged between the end face on one side of the T-shaped block (90) away from the first trapezoid block (85) and the inner wall of the notch (88).
4. A drilling apparatus for geological exploration according to claim 3, characterized in that: the release piece (96) include square groove (960), pull rod (961), connecting rod (962), slider (963), no. four pressure springs (964), slide bar (965) and oblique piece (966), square groove (960) has been seted up to one side terminal surface that a trapezoidal piece (85) was kept away from to T type piece (90), slider (963) install in square groove (960) through sliding fit's mode, pull rod (961) one end install on the terminal surface that contradicts piece (95) is close to square groove (960), the other end of pull rod (961) is located square groove (960), and pull rod (961) tip in square groove (961) installs connecting rod (962) through the round pin axle, the other end of connecting rod (962) is installed on the terminal surface that a trapezoidal piece (95) is close to the slider (963) through articulated mode, one side terminal surface that a trapezoidal piece (95) was kept away from to slider (963) is provided with No. four pressure springs (964), no. four pressure springs (964) are kept away from one side terminal surface that contradicts piece (95) one side terminal surface that contradicts piece (84), the other end that a trapezoidal piece (84) was kept away from to slider (84), the other end that the outside of push rod (84) was located outside of slide bar (84) was kept away from to the end (84) in the oblique piece (84), and the inclined block (966) is abutted with the sliding rod (965).
5. A drilling apparatus for geological exploration according to claim 1, characterized in that: the limiting piece (6) comprises a fixing groove (60), a limiting block (61) and a bolt (62), wherein the fixing groove (60) is uniformly formed in the inner wall of the cylinder (31), the limiting block (61) is installed in the fixing groove (60) in a sliding fit mode, the bolt (62) is arranged on one side end face, far away from the clamping mechanism (8), of the limiting block (61), and the bolt (62) is installed on the cylinder (31) in a threaded fit mode.
6. A drilling apparatus for geological exploration according to claim 1, characterized in that: the buffering portion comprises buffering springs (70), the right inner wall of the cylinder (31) and the right end face of the annular protruding block (33) are both provided with one buffering spring (70), the circumferential outer wall on the right side of the core barrel (1) is provided with a flange plate (71), and the flange plate (71) is located between the two buffering springs (70).
7. A drilling apparatus for geological exploration according to claim 3, characterized in that: the ball bearing (10) is arranged on one side end face of the abutting block (95) far away from the sliding rod (965) and one side end face of the abutting block (95) far away from the sliding groove, and one side end face of the abutting block (95) close to the sliding rod (965) is an inclined plane.
8. A drilling apparatus for geological exploration according to claim 1, characterized in that: the end part of one side of the cutting block (43) far away from the screw cylinder (40) is of a wedge-shaped structure, a square opening is formed in the cutting block (43), and a plurality of second balls (431) are placed in the square opening.
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| CN202210322660.6A CN114687692B (en) | 2022-03-29 | 2022-03-29 | Drilling equipment for geological survey |
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| CN202210322660.6A CN114687692B (en) | 2022-03-29 | 2022-03-29 | Drilling equipment for geological survey |
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| CN114687692B true CN114687692B (en) | 2024-04-09 |
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| US2287909A (en) * | 1940-02-10 | 1942-06-30 | Standard Oil Dev Co | Expansion chamber for pressure core barrels |
| BE854225A (en) * | 1977-05-03 | 1977-11-03 | Diamant Boart Sa | CABLE TYPE BORING TANK |
| GB2094852A (en) * | 1981-03-09 | 1982-09-22 | Jonell Per Olof | Submarine core drilling unit |
| CN110726588A (en) * | 2019-12-03 | 2020-01-24 | 张瑞钦 | Drilling and coring device for road construction |
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| CN214330567U (en) * | 2021-01-28 | 2021-10-01 | 颜廷忠 | Broken stratum coring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110186709B (en) * | 2019-06-27 | 2024-03-29 | 深圳大学 | Moon-based fidelity coring multistage large-depth drilling system and method |
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| US2287909A (en) * | 1940-02-10 | 1942-06-30 | Standard Oil Dev Co | Expansion chamber for pressure core barrels |
| BE854225A (en) * | 1977-05-03 | 1977-11-03 | Diamant Boart Sa | CABLE TYPE BORING TANK |
| GB2094852A (en) * | 1981-03-09 | 1982-09-22 | Jonell Per Olof | Submarine core drilling unit |
| CN110726588A (en) * | 2019-12-03 | 2020-01-24 | 张瑞钦 | Drilling and coring device for road construction |
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| CN214330567U (en) * | 2021-01-28 | 2021-10-01 | 颜廷忠 | Broken stratum coring device |
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