CN113848086A - Novel sample excavation of geological survey usefulness device - Google Patents
Novel sample excavation of geological survey usefulness device Download PDFInfo
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- CN113848086A CN113848086A CN202111115397.5A CN202111115397A CN113848086A CN 113848086 A CN113848086 A CN 113848086A CN 202111115397 A CN202111115397 A CN 202111115397A CN 113848086 A CN113848086 A CN 113848086A
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- base
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- drill bit
- base frame
- fixedly provided
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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
Abstract
The invention belongs to the technical field of geological exploration, and particularly relates to a novel sampling and excavating device for geological exploration. Realize using the drill bit base member to carry out the operation of chisel hammer drilling to the rock layer through protruding piece of arc and arc notch in-process, thereby improve greatly and handle the sample operation of the great rock of hardness under complicated geological survey, to the great rock drilling of hardness after, spring force and the pressure recovery tie-down state under the drill barrel base member, the direction base block gets into inside the next straight notch, and follow the drill barrel base member and rotate drilling operation, thereby effectual solution geological environment is complicated when meetting the higher rock of hardness, be difficult to take a sample to it, there is the problem that is difficult to guarantee the complete rate of sample rock in the sampling process simultaneously.
Description
Technical Field
The invention belongs to the technical field of geological exploration, and particularly relates to a novel sampling and excavating device for geological exploration.
Background
The geological exploration can be understood as geological work in a broad sense, and is the investigation and research work on geological conditions such as rocks, stratum structures, mineral products, underground water, landforms and the like in a certain area by applying geological exploration methods such as mapping, geophysical exploration, geochemical prospecting, drilling, pit exploration, sampling test, geological remote sensing and the like according to the needs of economic construction, national defense construction and scientific and technical development.
Geological exploration is based on geological observation research, and necessary technical means or methods such as drilling, sampling test, geological remote sensing and the like are selected according to task requirements and the principle of obtaining more and better geological results in shorter time and less workload. The use or construction process of the methods or means also belongs to the scope of geological exploration, however, when sampling is carried out in the existing geological observation, the existing sampling device is difficult to sample when meeting rocks with higher hardness due to complex geological environment, and meanwhile, the problem that the integrity rate of the sampled rocks is difficult to ensure exists in the sampling process.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a novel sampling and excavating device for geological exploration, which solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a novel sampling and excavating device for geological exploration comprises a base, wherein a base box is fixedly arranged on the upper surface of the base, a control switch is fixedly arranged on the surface of the front side of the base box, a motor I is fixedly arranged on the upper surface of the base under the base box, a transmission gear I is fixedly arranged on an output shaft at the left end of the motor I through a flange, a transmission gear II is arranged right above the transmission gear I, an installation base frame is fixedly arranged at the left end of the base box, the left end and the right end of the transmission gear II are respectively and rotatably connected with the installation base frame and the base box through transmission shafts, a transmission bevel gear I is fixedly arranged on the circumferential surface of the transmission shaft at the left end of the transmission gear II, a transmission bevel gear II is in meshing transmission connection with the upper surface of the installation base frame at the left side of the transmission bevel gear I, a transmission screw rod is fixedly connected with the lower surface of the transmission bevel gear II through a flange, one end, far away from the transmission bevel gear II, penetrates through the installation base frame and extends to the upper surface of the base, and the upper and lower ends of the two guide slide bars are fixedly connected with the lower surface of the mounting base frame and the upper surface of the base respectively.
Preferably, a connecting base frame is arranged on the left side of the mounting base frame, an internal thread cylinder is fixedly mounted on the right side of the connecting base frame, guide sleeves are fixedly mounted on the left side and the right side of the internal thread cylinder, telescopic columns are fixedly mounted on the lower surfaces of the left end and the right end of the connecting base frame, a C-shaped base frame is fixedly mounted at the end, far away from the connecting base frame, of the telescopic columns, a second motor is fixedly mounted on the upper surface of the connecting base frame, an output shaft at the bottom end of the second motor penetrates through the connecting base frame through a flange, a drill cylinder base body is fixedly mounted on the circumferential surface of the drill cylinder base body, far away from the end of the second motor, a plurality of straight notches are formed in the top end of each straight notch, a plurality of arc-shaped convex pieces are fixedly mounted on the inner top surface of each annular notch under each arc-shaped convex piece, a drill bit base body is arranged at the bottom end of the drill cylinder base body, and a plurality of side teeth are fixedly mounted on the circumferential surface, close to the bottom end, of the drill bit base body, a plurality of tooth sockets have been seted up to the lower surface of drill bit base member, and the inner wall fixed mounting of drill bit base member has a plurality of guide base block, and the drill bit base member passes through guide base block and straight notch sliding connection, and the inner wall of drill bit base member is equipped with a plurality of spring, is equipped with the annular plate directly over a plurality of spring, the upper and lower both ends of a plurality of spring respectively with annular plate and drill bit base member fixed connection.
Preferably, a transmission chain is arranged between the first transmission gear and the second transmission gear, and the first transmission gear is in transmission connection with the second transmission gear through the transmission chain.
Preferably, the connecting base frame is in threaded transmission connection with the transmission screw rod through an internal thread cylinder, and the two guide sleeves are respectively in sliding connection with the two guide sliding rods.
Preferably, the second motor, the drill cylinder base body and the drill bit base body are all arranged concentrically, and the interior of the drill cylinder base body is in a hollow shape.
Preferably, the connection bed frame is arranged in a manner of bilateral symmetry of the center line of the base, the straight notch, the arc-shaped convex part and the arc-shaped notch are arranged in a manner of equidistant circumference of the axis of the drill cylinder base body, and the arc-shaped convex part is positioned right above the center lines of two adjacent straight notches.
Preferably, the side teeth, the tooth sockets and the guide base blocks are all arranged at equal intervals and circumferentially around the axis of the drill bit base body, and the radius of one end, close to the drill bit base body, of the drill bit base body is smaller than the radius of the drill bit base body.
Compared with the prior art, the invention has the beneficial effects that:
1. the novel sampling and excavating device for geological exploration is characterized in that a transmission screw, a drill barrel base body, a drill bit base body and a C-shaped base frame are arranged, a first starting motor rotates to drive a first transmission bevel gear to rotate at a constant speed, the first transmission bevel gear and a second transmission bevel gear are matched to drive the transmission screw to rotate at a constant speed, a connecting base frame is regulated and controlled to be in a downward position, the C-shaped base frame is firstly contacted with the earth surface in the descending process of the connecting base frame, then the connecting base frame continuously moves down a telescopic column to contract, the second starting motor drives the drill barrel base body to rotate when the drill bit base body is contacted with the ground, at the moment, the spring elasticity and the downward pressure of the drill barrel base body are in a level state, the drill bit base body is positioned in the inner position of a straight notch through a guide base block and can rotate along with the drill barrel base body, and the drill bit base body is matched with the connecting base frame to move downward to prepare for drilling and sampling on the earth surface, when meeting the geological layer with higher hardness of underground rock, the downward pressure of the drill cylinder basal body to the spring is continuously increased, meanwhile, the drill bit basal body can enter the annular notch from the straight notch through the guide basal block and pass through the arc-shaped convex part and the arc-shaped notch under the continuous rotation state of the drill cylinder basal body, and the operation of chiseling and drilling the rock layer by using the drill bit matrix is realized in the process of passing through the arc-shaped convex part and the arc-shaped notch, thereby greatly improving the sampling operation treatment of the rock with higher hardness under the complex geological survey, after drilling the rock with higher hardness, the elastic force of the spring and the downward pressure of the drill cylinder base body are restored to be in a level state, the guide base block enters the next straight notch and rotates to drill along with the drill cylinder base body, thereby effectual solution geological environment is complicated when running into the higher rock of hardness, is difficult to sample it, has had the problem that is difficult to guarantee the complete rate of sample rock simultaneously in the sample process.
2. This novel sample excavation device of geological survey usefulness can carry out the live action of rotary cutting to the earth's surface through setting up the tooth alveolus to be convenient for realize carrying out the effect that secondary rotary-cut was maintained to the geology sample of subsurface through the side tooth that sets up can be to the downthehole wall after the tooth alveolus drilling, and later stage geological survey personnel of being convenient for surveys the use through drilling to the geology.
3. This novel sample excavation device of geological survey usefulness can be pressed the use to the drilling earth's surface before drilling to the earth's surface through setting up C type bed frame for improve and set up the stability under the operational state, simultaneously, can also be in supplementary drill barrel base member can vertical probing downwards, prevent that the drill barrel base member from appearing the skew and influencing geological survey.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of a second embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of the three-dimensional structure of the present invention;
FIG. 4 is a perspective view of a first drill bit base according to the present invention;
FIG. 5 is a perspective view of a second drill-barrel base according to the present invention;
FIG. 6 is a schematic perspective cross-sectional view of a base of the drill bit of the present invention;
FIG. 7 is a schematic illustration of a partial assembly of the drill bit body and the drill barrel body of the present invention;
FIG. 8 is a partial cross-sectional assembled schematic view of a bit body and a drill barrel body of the present invention;
fig. 9 is a schematic view of a portion of the structure shown in fig. 3.
The drilling machine comprises a base 1, a base box 2, a control switch 3, a motor I4, a transmission gear I5, a transmission gear II 6, a transmission chain 7, an installation base frame 8, a transmission bevel gear I9, a transmission bevel gear II 10, a transmission screw 11, a connection base frame 12, an internal thread barrel 13, a guide sleeve 14, a telescopic column 15, a C-shaped base frame 16, a motor II 17, a drill barrel base 18, a straight notch 19, an annular notch 20, an arc-shaped convex part 21, an arc-shaped notch 22, a drill bit base 23, side teeth 24, tooth grooves 25, a guide base block 26, a spring 27 and an annular plate 28.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, the present invention provides the following technical solutions: a novel sampling and excavating device for geological exploration comprises a base 1, a base box 2 is fixedly installed on the upper surface of the base 1, a control switch 3 is fixedly installed on the surface of the front side of the base box 2, the control switch 3 is used for controlling starting and stopping of electric components used in the open-cut device, a motor I4 is fixedly installed on the upper surface of the base 1 under the base box 2, a transmission gear I5 is fixedly installed on an output shaft at the left end of the motor I4 through a flange, a transmission gear II 6 is arranged over the transmission gear I5, a transmission chain 7 is arranged between the transmission gear I5 and the transmission gear II 6, the transmission gear I5 is in transmission connection with the transmission gear II 6 through the transmission chain 7, an installation base frame 8 is fixedly installed at the left end of the base box 2, the left end and the right end of the transmission gear II 6 are respectively in rotation connection with the installation base frame 8 and the base box 2 through transmission shafts, a transmission bevel gear I9 is fixedly installed on the circumferential surface of the transmission shaft at the left end of the transmission gear II 6, the upper surface of a base frame 8 arranged on the left side of a first transmission bevel gear 9 is connected with a second transmission bevel gear 10 in a meshing transmission manner, the lower surface of the second transmission bevel gear 10 is fixedly connected with a transmission screw 11 through a flange, one end of the transmission screw 11 far away from the second transmission bevel gear 10 penetrates through the mounting base frame 8 to extend to the upper surface of a base 1 and is rotatably connected with the upper surface of the base 1, guide slide bars are arranged on the front side and the rear side of the transmission screw 11, the upper ends and the lower ends of the two guide slide bars are fixedly connected with the lower surface of the mounting base frame 8 and the upper surface of the base 1 respectively, a connecting base frame 12 is arranged on the left side of the mounting base frame 8, an internal thread cylinder 13 is fixedly arranged on the right side of the connecting base frame 12, guide sleeves 14 are fixedly arranged on the left side and the right side of the internal thread cylinder 13, the connecting base frame 12 is in a threaded transmission connection with the transmission screw 11 through the internal thread cylinder 13, and the two guide sleeves 14 are respectively in a sliding connection with the two guide slide bars, the lower surfaces of the left end and the right end of the connecting base frame 12 are fixedly provided with telescopic columns 15, one ends of the telescopic columns 15 far away from the connecting base frame 12 are fixedly provided with C-shaped base frames 16, the drilling earth surface can be pressed and covered for use before earth surface drilling is carried out, the stability of the setting under a working operation state is improved, meanwhile, the auxiliary drilling barrel base body 18 can be used for drilling vertically downwards, the drilling barrel base body 18 is prevented from being inclined and deviated to influence geological survey, the upper surface of the connecting base frame 12 is fixedly provided with a motor II 17, an output shaft at the bottom end of the motor II 17 penetrates through the connecting base frame 12 through a flange, the drilling barrel base body 18 is fixedly arranged, the circumferential surface of one end of the drilling barrel base body 18 far away from the motor II 17 is provided with a plurality of straight notches 19, the top ends of the straight notches 19 are provided with annular notches 20, and the inner top surfaces of the annular notches 20 are fixedly provided with a plurality of arc-shaped convex pieces 21, the inner bottom surfaces of the annular notches 20 under the arc-shaped convex parts 21 are provided with arc-shaped notches 22, the connecting base frame 12 is arranged in bilateral symmetry with the center line of the base 1, the straight notches 19, the arc-shaped convex parts 21 and the arc-shaped notches 22 are all arranged at equal intervals on the axis of the drill cylinder base body 18, the arc-shaped convex parts 21 are positioned right above the center lines of two adjacent straight notches 19, the bottom end of the drill cylinder base body 18 is provided with a drill bit base body 23, the motor II 17, the drill cylinder base body 18 and the drill bit base body 23 are concentrically arranged, the interior of the drill cylinder base body 18 is in a hollow shape, the circumferential surface of the drill bit base body 23 close to the bottom end is fixedly provided with a plurality of side teeth 24, the lower surface of the drill bit base body 23 is provided with a plurality of tooth grooves 25, the use effect of rotary cutting can be carried out on the earth surface through the tooth grooves 25, thereby facilitating the realization of geological sampling under the earth surface, the inner wall of a hole drilled by the tooth grooves 25 can be subjected to secondary rotary cutting finishing effect through the arranged side teeth 24, the drill bit base body 23 is fixedly provided with a plurality of guide base blocks 26 on the inner wall, the drill bit base body 23 is in sliding connection with the straight groove opening 19 through the guide base blocks 26, the side teeth 24, the tooth grooves 25 and the guide base blocks 26 are all arranged in a circle with the same interval as the axis of the drill bit base body 23, the radius size of one end, close to the drill bit base body 23, of the drill bit base body 18 is smaller than the radius size of the drill bit base body 23, the inner wall of the drill bit base body 23 is provided with a plurality of springs 27, an annular plate 28 is arranged right above the springs 27, the upper end and the lower end of each spring 27 are respectively and fixedly connected with the annular plate 28 and the drill bit base body 23, the first transmission bevel gear 9 is driven to rotate at a constant speed through the rotation of a starting motor one 4, and the first transmission bevel gear 9 and the second transmission bevel gear 10 are in transmission fit to drive the transmission screw 11 to rotate at a constant speed simultaneously, and will connect the base frame 12 to carry on the downward position control, will connect the C-shaped base frame 16 to contact with the earth's surface at first in the course of connecting the base frame 12 to descend continuously, connect the base frame 12 to move the telescopic column 15 to shrink, start the motor two 17 to drive the basal body 18 of the drill cylinder to rotate when the basal body 23 of the drill bit contacts the ground, at this moment, the elasticity of the spring 27 is in keeping the flat state with the downward pressure of the basal body 18 of the drill cylinder, the basal body 23 of the drill bit can rotate with the basal body 18 of the drill cylinder in the inner position of the straight notch 19 through the guide base block 26, cooperate with connecting the base frame 12 to displace to carry on the sample preparation of drilling to the earth's surface downwards, if meet the geological stratification of greater hardness of underground rock, the basal body 18 of the drill cylinder increases to the downward pressure of the spring 27 continuously, at the same time the basal body 23 of the drill bit can enter the annular notch 20 from the straight notch 19 through the guide base block 26, and pass the arcuate convex part 21 and 22 under the continuous rotary state of the basal body 18 of the drill cylinder, and the operation of chiseling and drilling the rock layer by using the drill bit base body 23 is realized in the process of passing through the arc-shaped convex part 21 and the arc-shaped notch 22, so that the sampling operation treatment on the rock with higher hardness under the complex geological survey is greatly improved, after the rock with higher hardness is drilled, the elastic force of the spring 27 and the downward pressure of the drill cylinder base body 18 are restored to be in a flat state, and the guide base block 26 enters the inside of the next straight notch 19 and rotates along with the drill cylinder base body 18 to perform the drilling operation.
The working principle and the using process of the invention are as follows: after the device is installed, firstly, a base 1 is moved to a drilling position, then a first motor 4 is started to rotate to drive a first transmission bevel gear 9 to rotate at a constant speed, simultaneously, the first transmission bevel gear 9 and a second transmission bevel gear 10 are in transmission fit to drive a transmission screw 11 to rotate at a constant speed, a connection base frame 12 is subjected to downward position regulation and control, a C-shaped base frame 16 is firstly contacted with the ground surface in the descending process of the connection base frame 12, then the connection base frame 12 continuously moves downwards to move a telescopic column 15 to contract, when a drill bit base body 23 is contacted with the ground, a second motor 17 is started to drive a drill bit base body 18 to rotate, at the moment, the elastic force of a spring 27 and the downward pressure of the drill bit base body 18 are in a level state, the drill bit base body 23 is positioned in a straight notch 19 through a guide base block 26 and can rotate along with the drill bit base body 18, and the connection base frame 12 is matched to move downwards to perform drilling sampling preparation on the ground surface, when encountering a geological layer with higher hardness of underground rock, the downward pressure of the drill cylinder basal body 18 on the spring 27 is continuously increased, at the same time, the drill base body 23 can be moved from the straight slot 19 into the annular slot 20 by means of the guide base piece 26, and passes through the arc-shaped convex piece 21 and the arc-shaped notch 22 under the continuous rotation state of the drill barrel base body 18, and the operation of chiseling and drilling the rock layer by using the drill bit matrix 23 is realized in the process of passing through the arc-shaped convex part 21 and the arc-shaped notch 22, thereby greatly improving the sampling operation treatment of the rock with higher hardness under the complex geological survey, after drilling the rock with higher hardness, the elastic force of the spring 27 is restored to be in a flat state with the downward pressure of the drill cylinder base body 18, the guide base block 26 enters the interior of the next straight notch 19, and the drilling device rotates along with the drill cylinder base body 18 to drill holes, and all electric equipment in the drilling device is powered by an external power supply.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel sample excavation that geological survey used, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly provided with a base box (2), the surface of the front side of the base box (2) is fixedly provided with a control switch (3), the upper surface of the base (1) under the base box (2) is fixedly provided with a motor I (4), the left end output shaft of the motor I (4) is fixedly provided with a transmission gear I (5) through a flange, a transmission gear II (6) is arranged right above the transmission gear I (5), the left end of the base box (2) is fixedly provided with an installation base frame (8), the left end and the right end of the transmission gear II (6) are respectively rotatably connected with the installation base frame (8) and the base box (2) through transmission shafts, the circumferential surface of the left end transmission shaft of the transmission gear II (6) is fixedly provided with a transmission bevel gear I (9), the upper surface of the installation base frame (8) on the left side of the transmission bevel gear I (9) is in meshing transmission connection with a transmission bevel gear II (10), the lower surface of the transmission bevel gear II (10) is fixedly connected with a transmission screw (11) through a flange, one end, far away from the second transmission bevel gear (10), of the transmission screw (11) penetrates through the mounting base frame (8) to extend to the upper surface of the base (1) and is rotatably connected with the upper surface of the base (1), guide slide bars are arranged on the front side and the rear side of the transmission screw (11), and the upper ends and the lower ends of the two guide slide bars are fixedly connected with the lower surface of the mounting base frame (8) and the upper surface of the base (1) respectively;
the left side of the installation base frame (8) is provided with a connection base frame (12), the right side of the connection base frame (12) is fixedly provided with an internal thread cylinder (13), the left side and the right side of the internal thread cylinder (13) are respectively and fixedly provided with a guide sleeve (14), the lower surfaces of the left end and the right end of the connection base frame (12) are respectively and fixedly provided with a telescopic column (15), one end, far away from the connection base frame (12), of each telescopic column (15) is fixedly provided with a C-shaped base frame (16), the upper surface of the connection base frame (12) is fixedly provided with a second motor (17), an output shaft at the bottom end of the second motor (17) penetrates through the connection base frame (12) through a flange, a drill cylinder base body (18) is fixedly provided with a plurality of straight notches (19), the top end of each straight notch (19) is provided with an annular notch (20), and the inner top surface of each annular notch (20) is fixedly provided with a plurality of arc-shaped convex pieces (21), arc notch (22) have all been seted up to the interior bottom surface of annular notch (20) under a plurality of arc protruding piece (21), bore a base member (18) bottom and be equipped with drill bit base member (23), the periphery fixed mounting that drill bit base member (23) are close to the bottom has a plurality of side tooth (24), a plurality of tooth socket (25) have been seted up to the lower surface of drill bit base member (23), the inner wall fixed mounting of drill bit base member (23) has a plurality of guide base block (26), drill bit base member (23) are through guide base block (26) and straight notch (19) sliding connection, the inner wall of drill bit base member (23) is equipped with a plurality of spring (27), be equipped with annular plate (28) directly over a plurality of spring (27), the upper and lower both ends of a plurality of spring (27) respectively with annular plate (28) and drill bit base member (23) fixed connection.
2. A novel sampling and excavating device for geological exploration according to claim 1, characterized in that: a transmission chain (7) is arranged between the first transmission gear (5) and the second transmission gear (6), and the first transmission gear (5) is in transmission connection with the second transmission gear (6) through the transmission chain (7).
3. A novel sampling and excavating device for geological exploration according to claim 1, characterized in that: the connecting base frame (12) is in threaded transmission connection with the transmission screw rod (11) through the internal thread barrel (13), and the two guide sleeves (14) are respectively in sliding connection with the two guide sliding rods.
4. A novel sampling and excavating device for geological exploration according to claim 1, characterized in that: the second motor (17), the drill cylinder base body (18) and the drill bit base body (23) are all arranged concentrically, and the interior of the drill cylinder base body (18) is in a hollow shape.
5. A novel sampling and excavating device for geological exploration according to claim 1, characterized in that: the connection base frame (12) is arranged in a manner of bilateral symmetry of the center line of the base (1), the straight notch (19), the arc-shaped convex part (21) and the arc-shaped notch (22) are arranged in a manner of equidistant circumference of the axis of the drill cylinder base body (18), and the arc-shaped convex part (21) is positioned right above the center line of two adjacent straight notches (19).
6. A novel sampling and excavating device for geological exploration according to claim 1, characterized in that: the side teeth (24), the tooth sockets (25) and the guide base blocks (26) are all arranged at equal intervals in the axial center of the drill bit base body (23), and the radius of one end, close to the drill bit base body (23), of the drill bit base body (18) is smaller than that of the drill bit base body (23).
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| CN202111115397.5A CN113848086B (en) | 2021-09-23 | 2021-09-23 | Novel sampling and cutting device for geological survey |
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| CN202111115397.5A CN113848086B (en) | 2021-09-23 | 2021-09-23 | Novel sampling and cutting device for geological survey |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114486337A (en) * | 2022-02-16 | 2022-05-13 | 山东省地质矿产勘查开发局第一地质大队（山东省第一地质矿产勘查院） | Mineral product geology mineral products investigation sampling device |
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| CN113848086B (en) | 2023-09-29 |
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