CN110118668B - A profiled rock formation sampling device for studying biological fossil belts - Google Patents
A profiled rock formation sampling device for studying biological fossil belts Download PDFInfo
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- CN110118668B CN110118668B CN201910394335.9A CN201910394335A CN110118668B CN 110118668 B CN110118668 B CN 110118668B CN 201910394335 A CN201910394335 A CN 201910394335A CN 110118668 B CN110118668 B CN 110118668B
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- 239000011435 rock Substances 0.000 title claims abstract description 76
- 238000005070 sampling Methods 0.000 title claims abstract description 45
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000005553 drilling Methods 0.000 claims abstract description 23
- 230000000007 visual effect Effects 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- 238000013016 damping Methods 0.000 claims description 8
- 230000035939 shock Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 238000011160 research Methods 0.000 description 7
- 244000309464 bull Species 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000003139 buffering effect Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 230000003028 elevating effect Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 235000004035 Cryptotaenia japonica Nutrition 0.000 description 3
- 102000007641 Trefoil Factors Human genes 0.000 description 3
- 235000015724 Trifolium pratense Nutrition 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000013316 zoning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- Immunology (AREA)
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- Earth Drilling (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
本发明公开了一种用于研究生物化石带的剖面岩层取样装置，包括底座、升降云梯和设置在升降云梯顶部的箱体，在箱体内搭载有动力驱动机构、钻探机构、取样机构和视觉传感器，底座搭载有与动力驱动机构、钻探机构、取样机构和导航机构电性连接的显示操控器。本发明能够对呈现生物化石带的山体剖面进行精准取样，利用小型电钻在岩石上开凿出圆柱体的岩样，然后再采用机械手夹爪将其取出，相较于直接采用中空钻取样得到的碎屑状样品，本发明能最大程度保证样品的完整性，还能获得较大体积的样本，更加便于研究岩石中的生物化石带。总之，本发明的岩层取样装置具有灵活性高、适应性强、取样完整性高等优点。
The invention discloses a sectional rock formation sampling device for studying biological fossil belts, comprising a base, a lifting cloud ladder and a box body arranged on the top of the lifting cloud ladder, and a power driving mechanism, a drilling mechanism, a sampling mechanism and a visual sensor are mounted in the box body The base is equipped with a display controller electrically connected with the power drive mechanism, the drilling mechanism, the sampling mechanism and the navigation mechanism. The invention can accurately sample the mountain section showing the biological fossil belt, and use a small electric drill to excavate a cylindrical rock sample on the rock, and then use a manipulator to take it out. For crumb samples, the present invention can ensure the integrity of the samples to the greatest extent, and can also obtain samples of larger volume, which is more convenient for studying the biological fossil belts in the rocks. In conclusion, the rock formation sampling device of the present invention has the advantages of high flexibility, strong adaptability, and high sampling integrity.
Description
Technical Field
The invention belongs to the technical field of geological exploration instruments, and particularly relates to a section rock stratum sampling device for researching a biological fossil belt.
Background
As the Hanwu system is different in the phase regions of south China and north China, the standards of the building orders are not unified, the research and the start of the Hanwuji stratum of north China are earlier, but the traditional division scheme of 'three systems and nine orders' is still adopted. The research of the south China slope deep water phase cambrian formation has made breakthrough progress, and a four-system ten-stage global cambrian system formation division frame which is widely accepted internationally is formed.
The North China Hanwu system belongs to a shallow water phase region of a tableland, is rich in polymerid trefoil fossils, is a classic region for the traditional Hanwu system research in China, and is established on the basis of a trefoil biological stratum in the traditional Hanwu system chronostratigraphic framework in China. Researchers discuss the comparison of biological stratums and chronostratigraphic contrasts of south China, north China and south east China based on the research result of the trefoil worms in the zone of the south of the Yangtze river slope. Therefore, the rock of the mountain in the area needs to be sampled and researched.
Most rock sampling devices in the prior art are used for geological exploration, and the main purpose of the rock sampling devices is to collect rock fragments for component analysis, for example, the Chinese patent invention with the publication number of CN105888591B discloses an automatic deep rock sampling device for geological exploration, and belongs to the technical field of deep rock geological exploration. The technical scheme is as follows: the utility model provides an automatic sampling device of deep rock for prospecting, includes that the bottom is equipped with open-ended braced frame, wherein, set up power drive mechanism, drilling mechanism respectively in the braced frame, and arrange in the stop gear of drilling mechanism one side. The automatic drilling of deep rock and automatic mud feeding are realized, and simultaneously, the automatic conveying of ground rock debris and mud to the mud inlet and outlet for discharging are realized. However, to collect the fossil in the rock at the same time, the integrity of the rock sample needs to be guaranteed to the maximum extent. Obviously, the direct use of rock sampling devices for geological exploration is not satisfactory for the study of biogenetic fossils.
Disclosure of Invention
In view of the above technical problems, the present invention provides a profile rock layer sampling device for studying a biological fossil zone.
The technical scheme of the invention is as follows: a section rock stratum sampling device for researching a biological fossil belt comprises a base, an elevating aerial ladder and a box body arranged at the top of the elevating aerial ladder, wherein a power driving mechanism, a drilling mechanism, a sampling mechanism and a visual sensor are mounted in the box body;
the power driving mechanism comprises a driving motor, an electric hydraulic rod, a large gear, a small gear and a rotary bearing, wherein the driving motor is arranged at the lower part of the outer side of the box body, the rotary bearing is arranged on the side wall of the box body opposite to the driving motor, a rotary table is arranged in the rotary bearing, the small gear is arranged at the bottom in the box body, a shaft hole of the small gear is matched with an output shaft of the driving motor, the large gear is positioned above the small gear and is meshed with the small gear, an eccentric hole is formed in the large gear, the near end of the electric hydraulic rod is embedded in the eccentric hole, the far end of the electric hydraulic rod penetrates through the rotary table and extends to the outside of the box body, and an internal thread is formed in the far end of the electric hydraulic rod;
the drilling mechanism comprises a small electric drill fixed at the far end of the electric hydraulic rod through a damping holding device;
the sampling mechanism comprises a mechanical arm clamping jaw, a torsion motor, an electric sliding rail, a torsion bar and a sleeve, wherein the electric sliding rail is arranged at the top of the box body, the sleeve is arranged on the electric sliding rail, the torsion motor is fixed on the rear end port of the sleeve, the torsion bar is positioned in the sleeve and is connected with an output shaft of the torsion motor, and the mechanical arm clamping jaw is fixed at the front end of the torsion bar;
the visual sensor is arranged on the front side of the box body between the drilling mechanism and the sampling mechanism.
Furthermore, the small electric drill comprises a hollow drill cylinder, a drill shaft arranged inside the hollow drill cylinder, a drill bit connected to the front end of the drill shaft and a motor connected to the rear end of the drill shaft, wherein an internal thread is arranged on the outer surface of the hollow drill cylinder. The small electric drill has small volume and small damage degree to rock samples.
Further, the shock attenuation adds holds the device and includes the connecting cylinder, first spacing dish, the spacing dish of second, the spacing dish of third, the inside both ends of connecting cylinder are equipped with the external screw thread respectively, be used for with the internal thread connection of cavity drill barrel and electronic hydraulic stem, the inside center of connecting cylinder is equipped with pretension buffer gear, first spacing dish is fixed to wear to overlap at the cavity drill barrel outside, the fixed cover of wearing of second is put at the outside central point of connecting cylinder, the fixed cover of wearing of the spacing dish of third is outside at electronic hydraulic stem, first spacing dish and the spacing dish of second, be connected with damping spring between spacing dish of second and the spacing dish of third. The vibration that can effectively reduce small-size electric drill and bring when the rock layer is driped to influence the deviation, also can prevent that the drill bit from breaking because of excessive shake.
Furthermore, the pre-tightening buffer mechanism comprises a first buffer rubber hemisphere, a second buffer rubber hemisphere and a connecting spring, two spherical surfaces of the first buffer rubber hemisphere and the second buffer rubber hemisphere are oppositely fixed in the middle of the connecting cylinder, and the connecting spring is connected between the interiors of the first buffer rubber hemisphere and the second buffer rubber hemisphere. Two plane ends of first buffer rubber hemisphere, second buffer rubber hemisphere are the cavity drill barrel rear end with small-size electric drill to and the front end of electronic hydraulic stem closely contradicts, but abundant knob makes its abundant spiral tighten, can also play the effect that anti-skidding locking is not hard up, and the sphere of first buffer rubber hemisphere, second buffer rubber hemisphere is relative, can improve the buffering space, and coupling spring is used for playing supplementary buffering and the effect that resets.
Furthermore, the drill bit is a twist drill, the diameter of the drill bit is 8-10mm, and the length of the drill bit is 15-20 cm. The drill bit with the too small diameter has poor bearing capacity and is easy to break when drilling, and the drill bit with the too large diameter easily generates radiation damage to surrounding rock stratums and core cores for sampling, so that the integrity of the sample is influenced, and the research of a biological zone is not facilitated. A drill bit of too short a length will not take the sample of too long a length and the sample will be too short, increasing the difficulty of sampling. Bits of excessive length are prone to breakage.
Further, the manipulator clamping jaw comprises a driver, and a first arc-shaped clamping hand and a second arc-shaped clamping hand which are connected below the driver. Through arc tong one and arc tong two pairs of rock specimen add the parcel, can increase with the area of contact of rock specimen, improve the sampling success rate.
Furthermore, the tail ends of the first arc-shaped clamping hand and the second arc-shaped clamping hand are provided with the serrated knife, the serrated knife is used for pricking the root of the rock sample, the stress of the root of the rock sample can be reduced, the rock sample can be conveniently twisted off from the root of the rock sample, and the integrity of the sample is ensured.
Further, be equipped with the water tank in the base, the side of box is equipped with high-pressure squirt, and high-pressure squirt leads to pipe and links to each other with high-pressure squirt, is equipped with the water pump on the water pipe, and the water jet of high-pressure squirt is towards drill bit extending direction, in order to give the drill bit water spray cooling during drilling.
The working method of the invention is as follows:
s1: selecting a rock surface presenting longitudinal zoning, moving a base to the bottom of the rock surface, controlling a lifting aerial ladder through a display controller to send a box body to the position near a to-be-sampled position, feeding back image information on the display controller through a visual sensor, performing micro-regulation and control on the lifting aerial ladder to enable a drill bit to abut against the rock surface to be sampled, and monitoring the operation condition of the drill bit;
s2: the small electric drill is started, the motor drives the drill shaft to drive the drill bit to rotate, meanwhile, the electric hydraulic rod moves forwards at a constant speed at a feeding speed of 20-40cm/min, a first hole A is drilled, the hole depth is 15-20cm, the electric hydraulic rod backwards enables the drill bit to withdraw from the hole A, the driving motor drives the pinion to rotate and further drives the bull gear to rotate, the electric hydraulic rod is carried on the eccentric hole of the bull gear, therefore, the drill bit can do circular motion along with the eccentric rotation of the electric hydraulic rod, the drill bit stops rotating in the circumferential direction after rotating in the circumferential direction of the electric hydraulic rod every counterclockwise by 90 degrees, and then a second hole B, a third hole C and a fourth hole D are sequentially drilled on the rock according to the same steps, wherein the holes A, B, C and D are distributed in a cross shape and used for reducing and dispersing stress and ensuring the integrity of the rock sample;
s3: after the hole D is drilled, the drill bit does not exit, the driving motor works again to drive the pinion and the bull gear to rotate, the drill bit moves at the circumferential movement speed of 25-35cm/min while keeping autorotation under the driving of the electric hydraulic rod until the communication hole A reaches the hole D to form a cylindrical rock sample with the inner diameter of 10cm, and the drill bit exits; when the drill bit drills, the high-pressure water gun sprays water towards the drill bit to cool;
s4: the display controller controls the lifting scaling ladder to vertically descend under the feedback guidance of the visual sensor until a manipulator clamping jaw is aligned to a cylindrical rock sample, the electric slide rail drives the sleeve to move forwards, the arc-shaped clamp I and the arc-shaped clamp II are clamped on the cylindrical rock sample, the driver controls the arc-shaped clamp I and the arc-shaped clamp II to tighten up, a serrated knife at the tail end of the serrated knife clamps the root of the cylindrical rock sample, the torsion motor rotates forwards and backwards to drive the torsion bar to rotate forwards and backwards, meanwhile, the electric slide rail drives the sleeve to move backwards until the cylindrical rock sample is taken out, and samples are collected on different heights of belt layers of rocks in the same mode.
Compared with the prior art, the invention has the beneficial effects that:
(1) the rock stratum sampling device can accurately sample the mountain section presenting the biological fossil zone, a cylindrical rock sample is dug on the rock by using the small electric drill, and then the rock sample is taken out by using the mechanical arm clamping jaw.
(2) The lifting aerial ladder can ensure sampling at different heights, simultaneously carries a vision sensor to carry out whole-process monitoring on the sampling process, and feeds back picture information to the display controller, thereby carrying out whole-process accurate operation; meanwhile, the visual sensor can also carry out comprehensive scanning on the mountain profile, so that the integral research is facilitated.
(3) The damping and holding device can effectively reduce the vibration caused by the small electric drill when drilling in a rock layer, thereby influencing deviation and preventing the drill bit from being broken due to excessive shaking.
In a word, the rock stratum sampling device has the advantages of high flexibility, strong adaptability, high sampling integrity and the like.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view showing the connection relationship between a large gear and a small gear according to the present invention;
FIG. 3 is a schematic view of the connection of the rotary bearing of the present invention to the turntable;
FIG. 4 is a cross-sectional view of the first and second arcuate grippers of the present invention;
FIG. 5 is a schematic structural view of a pretension damping mechanism according to the present invention;
fig. 6 is a sequence of drilling of the present invention.
Wherein, 1-base, 2-lifting scaling ladder, 3-box, 4-visual sensor, 5-display controller, 6-driving motor, 7-electric hydraulic rod, 8-big gear, 9-small gear, 10-rotary bearing, 11-rotary table, 12-eccentric hole, 13-damping holding device, 14-small electric drill, 15-mechanical arm clamping jaw, 16-torsion motor, 17-electric slide rail, 18-torsion rod, 19-sleeve, 20-water tank, 21-water pump, 22-high pressure water gun, 23-water pipe, 24-hollow drill cylinder, 25-drill shaft, 26-drill bit, 27-motor, 28-connecting cylinder, 29-first limit plate, 30-second limit plate, 31-third limit plate, 32-pre-tightening buffer mechanism, 33-damping spring, 34-driver, 35-arc-shaped gripper I, 36-arc-shaped gripper II, 37-serrated knife, 38-buffer rubber hemisphere I, 39-buffer rubber hemisphere II and 40-connecting spring.
Detailed Description
Example 1
As shown in fig. 1, a section rock stratum sampling device for researching a biological fossil belt comprises a base 1, an elevating aerial ladder 2 and a box body 3 arranged at the top of the elevating aerial ladder 2, wherein a power driving mechanism, a drilling mechanism, a sampling mechanism and a visual sensor 4 are arranged in the box body 3, and the base 1 is provided with a display controller 5 electrically connected with the power driving mechanism, the drilling mechanism, the sampling mechanism and a navigation mechanism; the vision sensor 4 is provided on the front side of the casing 3 between the drilling mechanism and the sampling mechanism. The vision sensor 4 is commercially available, and can be selected
As shown in fig. 1, the power driving mechanism comprises a driving motor 6, an electro-hydraulic rod 7, a gearwheel 8, a pinion 9 and a rotary bearing 10, wherein the driving motor 6 is arranged at the lower part of the outer side of the box body 3, the rotary bearing 10 is arranged on the side wall of the box body 3 opposite to the driving motor 6, as shown in fig. 3, a turntable 11 is arranged in the rotary bearing 10, the pinion 9 is arranged at the bottom in the box body 3, and a shaft hole of the pinion 9 is matched with an output shaft of the driving motor 6, as shown in fig. 2, the gearwheel 8 is positioned above the pinion 9 and is meshed with the pinion 9, an eccentric hole 12 is arranged on the gearwheel 8, the near end of the electro-hydraulic rod 7 is nested in the eccentric hole 12, the far end of the electro-hydraulic rod 7 penetrates through the turntable 11 and extends to the outside of the box body 3, and an internal thread is arranged at the far end of the electro-hydraulic rod 7;
as shown in fig. 1, the drilling mechanism comprises a miniature electric drill 14 secured to the distal end of the electro-hydraulic rod by a shock absorbing clamping device 13; the shock absorption is added and is held device 13 includes connecting cylinder 28, first spacing dish 29, the spacing dish 30 of second, the spacing dish 31 of third, the inside both ends of connecting cylinder 28 are equipped with the external screw thread respectively, be used for with the internal thread connection of cavity drill barrel 24 and electronic hydraulic stem 7, the inside center of connecting cylinder 28 is equipped with the block rubber that plays the pretension cushioning effect, first spacing dish 29 is fixed to wear to overlap in the outside of cavity drill barrel 24, the fixed cover in the outside central point of connecting cylinder 28 that wears of second is put, the fixed cover in electronic hydraulic stem 7 outside of wearing of third spacing dish 31, first spacing dish 29 and the spacing dish 30 of second, be connected with damping spring 33 between spacing dish 30 of second and the spacing dish 31 of third. The vibration of the small electric drill 14 during drilling in a rock layer can be effectively reduced, so that deviation is influenced, and the drill bit 26 can be prevented from being broken due to excessive shaking. As shown in fig. 1, the mini electric drill 14 includes a hollow drill cylinder 24, a drill shaft 25 disposed inside the hollow drill cylinder 24, and a drill bit 26 attached to a front end of the drill shaft 25, and a motor 27 attached to a rear end of the drill shaft 25, and an internal thread is provided on an outer surface of the hollow drill cylinder 24. The small electric drill 14 has small volume and small damage degree to the rock sample. Wherein, the drill bit 26 is a twist drill, the diameter of the drill bit 26 is 10mm, and the length is 20 cm. The drill bit 26 with the too small diameter has poor bearing capacity and is easy to break when drilling, while the drill bit 26 with the too large diameter is easy to radiate and damage surrounding rock strata and a sampled core, so that the integrity of a sample is influenced, and the research of a biological zone is not facilitated. Too short a length of drill bit 26 will not take a sample of too long and the sample will be too short, increasing the difficulty of sampling. Bits 26 of excessive length are prone to breakage.
As shown in fig. 1, the sampling mechanism includes a robot clamping jaw 15, a torsion motor 16, an electric slide rail 17, a torsion bar 18 and a sleeve 19, the electric slide rail 17 is arranged on the top of the box body 3, the sleeve 19 is arranged on the electric slide rail 17, the torsion motor 16 is fixed on the rear end of the sleeve 19, the torsion bar 18 is positioned inside the sleeve 19 and connected with the output shaft of the torsion motor 16, and the robot clamping jaw 15 is fixed on the front end of the torsion bar 18; the robot gripping jaw 15 includes a driver 34, and a first arc gripper 35 and a second arc gripper 36 connected below the driver 34. The rock sample is wrapped by the first arc-shaped clamp 35 and the second arc-shaped clamp 36, so that the contact area with the rock sample can be increased, and the sampling success rate is improved. As shown in FIG. 4, the teeth knives 37 are arranged at the tail ends of the first arc-shaped clamping hand 35 and the second arc-shaped clamping hand 36, and the teeth knives 37 are used for penetrating into the root of the rock sample, so that the stress of the root of the rock sample can be reduced, the twisting-off of the root of the rock sample is facilitated, and the integrity of the sample is ensured.
As shown in fig. 1, be equipped with water tank 20 in the base 1, the side of box 3 is equipped with high-pressure squirt 22, and high-pressure squirt 22 passes through water pipe 23 and links to each other with high-pressure squirt 22, is equipped with water pump 21 on the water pipe 23, and the water jet of high-pressure squirt 22 is towards drill bit 26 extending direction, in order to spray water the cooling for drill bit 26 during drilling.
The working method of the embodiment comprises the following steps:
s1: selecting a rock surface presenting longitudinal zoning, moving the base 1 to the bottom of the rock surface, controlling the lifting aerial ladder 2 through the display controller 5 to send the box body 3 to the position nearby the position to be sampled, feeding back image information on the display controller 5 through the visual sensor 4, and carrying out micro-regulation and control on the lifting aerial ladder 2 to enable the drill bit 26 to abut against the rock surface to be sampled and simultaneously monitor the operation condition of the drill bit 26;
s2: the small electric drill 14 is started, the motor 27 drives the drill shaft 25 to drive the drill bit 26 to rotate, the electro-hydraulic rod 7 advances at a constant speed of 40cm/min to drill a first hole A with the depth of 20cm, the electro-hydraulic rod 7 moves backwards to enable the drill bit 26 to withdraw from the hole A, the driving motor 6 drives the pinion 9 to rotate so as to drive the bull gear 8 to rotate, the electro-hydraulic rod 7 is carried on the position of the eccentric hole 12 of the bull gear 8, so that the drill bit 26 can make a circular motion along with the eccentric rotation of the electro-hydraulic rod 7, the drill bit 26 stops the circular rotation every anticlockwise along with the circumferential rotation of the electro-hydraulic rod 7 by 90 degrees, then a second hole B, a third hole C and a fourth hole D are sequentially drilled on the rock according to the same steps, wherein the holes A, B, C and D are distributed in a cross shape (as shown in figure 6) and are used for reducing and dispersing stress, the integrity of the rock sample is ensured;
s3: after the hole D is drilled, the drill bit 26 does not exit, the driving motor 6 works again to drive the pinion gear 9 and the bull gear 8 to rotate, the drill bit 26 moves at the circumferential movement speed of 35cm/min while keeping autorotation under the driving of the electric hydraulic rod 7 until the communication hole A reaches the hole D to form a cylindrical rock sample with the inner diameter of 10cm, and the drill bit 26 exits; when the drill bit 26 drills, the high-pressure water gun 22 sprays water towards the drill bit 26 to cool;
s4: the display controller 5 controls the lifting aerial ladder 2 to vertically descend under the feedback guidance of the visual sensor 4 until the manipulator clamping jaws 15 are aligned with the cylindrical rock sample, the electric slide rail 17 drives the sleeve 19 to move forwards, the first arc-shaped clamping hand 35 and the second arc-shaped clamping hand 36 are used for surrounding the cylindrical rock sample, the driver 34 controls the first arc-shaped clamping hand 35 and the second arc-shaped clamping hand 36 to be tightened, the serrated knife 37 at the tail end of the serrated knife is enabled to clamp the root of the cylindrical rock sample, the torsion motor 16 rotates forwards and backwards to drive the torsion bar 18 to rotate forwards and backwards, meanwhile, the electric slide rail 17 drives the sleeve 19 to move backwards until the cylindrical rock sample is taken out, and the samples are collected on different heights of belt layers of rocks in the same mode.
Example 2
This embodiment is substantially the same as embodiment 1 except that:
(1) the drill 26 is a twist drill, the diameter of the drill 26 being 8mm and the length being 15 cm.
(2) As shown in fig. 5, the pre-tightening buffer mechanism 32 includes a first buffer rubber hemisphere 38, a second buffer rubber hemisphere 39 and a connecting spring 40, the two spherical surfaces of the first buffer rubber hemisphere 38 and the second buffer rubber hemisphere 39 are oppositely fixed in the middle of the connecting cylinder 28, and the connecting spring 40 is connected between the interiors of the first buffer rubber hemisphere 38 and the second buffer rubber hemisphere 39. Two plane ends of the first buffer rubber hemisphere 38 and the second buffer rubber hemisphere 39 are the rear end of the hollow drill cylinder 24 of the small electric drill 14, the front end of the electric hydraulic rod 7 is tightly abutted, the knob can be fully turned to enable the electric hydraulic rod to be fully screwed tightly, the anti-skidding and anti-loosening effects can be achieved, the spherical surfaces of the first buffer rubber hemisphere 38 and the second buffer rubber hemisphere 39 are opposite, the buffering space can be improved, and the connecting spring 40 is used for achieving the effects of assisting buffering and resetting.
(3) In S2, the electro-hydraulic rod 7 advances at a constant speed of 20 cm/min.
(4) In S3, the drill 26 is moved at a circumferential movement speed of 25cm/min while being kept rotating by the electric hydraulic rod 7 until the communication hole a to the hole D.
Example 3:
this embodiment is substantially the same as embodiment 1 except that:
(1) the drill 26 is a twist drill, the diameter of the drill 26 being 9mm and the length being 17 cm.
(2) In S2, the electro-hydraulic rod 7 advances at a constant speed at a feeding speed of 30 cm/min.
(3) In S3, the drill 26 is moved at a circumferential movement speed of 30cm/min while being kept rotating by the electric hydraulic rod 7 until the communication hole a to the hole D.
While the invention has been described and illustrated with reference to specific embodiments thereof, those skilled in the art will appreciate that various changes, modifications and substitutions can be made therein without departing from the spirit and scope of the invention. It is the intention, therefore, to be limited only as indicated by the scope of the claims which follow and that such claims be interpreted as broadly as is reasonable.
Claims (8)
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| CN201910394335.9A CN110118668B (en) | 2019-05-13 | 2019-05-13 | A profiled rock formation sampling device for studying biological fossil belts |
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| CN201910394335.9A CN110118668B (en) | 2019-05-13 | 2019-05-13 | A profiled rock formation sampling device for studying biological fossil belts |
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| CN111827912B (en) * | 2020-07-23 | 2022-04-01 | 河南理工大学 | A whole sampling device of section rock stratum for biological fossil |
| CN114136701B (en) * | 2022-02-07 | 2022-04-08 | 中国石油大学胜利学院 | Petroleum pipeline lays and uses massif structure to detect and uses sampling device |
| CN114509298B (en) * | 2022-02-24 | 2024-04-12 | 东华理工大学 | Rock sampling detection device in geological drilling |
| CN115096645B (en) * | 2022-07-06 | 2024-10-08 | 西安石油大学 | A non-destructive sampling device for rock samples based on oil and gas geological research |
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| AU2017204555B2 (en) * | 2016-07-08 | 2023-01-12 | Flexidrill Limited | Vibratory apparatus for drilling apparatus |
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