CN108613828B - Geological exploration sampler - Google Patents
Geological exploration sampler Download PDFInfo
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- CN108613828B CN108613828B CN201810456980.4A CN201810456980A CN108613828B CN 108613828 B CN108613828 B CN 108613828B CN 201810456980 A CN201810456980 A CN 201810456980A CN 108613828 B CN108613828 B CN 108613828B
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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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a geological exploration sampler which comprises a fixed plate and a stabilizer bar, wherein a first cylinder is arranged on the fixed plate, a first ejector rod extends out of the fixed plate to be connected with a motor, the motor is in sliding connection with the stabilizer bars on two sides through a sliding plate, the output end of the motor is connected with a rotating shaft, the end part of the rotating shaft is connected with a support, a base plate is fixed in the support, a compression rod which is in clearance fit is arranged through the base plate, a symmetrical second cylinder is arranged on the base plate, a ball is arranged on the second ejector rod of the second cylinder, the ball is arranged in a roller path at the bottom of the support and is in sliding connection with the roller path, one end of the support is connected with a positioning ring, and a multi-layer sequentially distributed positioning acquisition mechanism is arranged on the positioning ring. The geological exploration sampler can collect samples with different depths of soil simultaneously, has obvious layering, higher accuracy of the collected samples, and is more compact in matching and more convenient to use.
Description
Technical Field
The invention belongs to the field of geological detection, and particularly relates to a geological exploration sampler.
Background
The geological exploration work is mainly carried out on the field, the sampling detection of soil is the determination of basic information of the geological exploration detection, and is an essential link in engineering exploration, and is also an important link, so that the accuracy of soil sample acquisition is an important guarantee of detection precision, in the prior art, the adopted device is simpler, the uncertainty of the soil depth is acquired, the brought detection precision is reduced, and the stability is poor. Aiming at the situation, the invention provides a geological exploration sampler, which ensures smooth soil collection through a stable structure, can collect samples of different depths of soil simultaneously, has obvious layering, and has the advantages of higher accuracy of the collected samples, tighter matching, simple structure, more convenient use and stronger practicability.
Disclosure of Invention
In view of the above, the invention aims to provide a geological exploration sampler, which ensures smooth soil collection through a stable structure, can collect samples of different depths of soil simultaneously, has obvious layering, and has the advantages of higher accuracy of collected samples, tighter matching, simple structure, more convenient use and stronger practicability.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
the utility model provides a geological exploration sampler, includes the fixed plate and arranges the stabilizer bar that symmetry set up on it in, be equipped with first cylinder on the fixed plate, first ejector pin of first cylinder stretches out the fixed plate is connected the motor, the motor passes through slide and both sides stabilizer bar sliding connection, the pivot is connected to the output of motor, pivot end connection support, support internal fixation backing plate passes the backing plate is equipped with clearance fit's clamp bar, is equipped with symmetrical second cylinder on the backing plate, the second ejector pin of second cylinder is equipped with the ball, be equipped with the backup pad on the second ejector pin, the ball is arranged in rather than sliding connection in the raceway of backup pad bottom, the clamp bar passes the backup pad is connected rather than rotating, the tip of clamp bar is arranged in through the cushion in the backup pad, the support is kept away from the one end of motor is connected the holding ring, the clamp bar stretches into in the holding ring with its coaxial cooperation, be equipped with the location collection mechanism that the multilayer distributes in proper order on the holding ring.
Further, the auxiliary support is rotatably connected to the outer wall of the support through the first bearing, the auxiliary support is in sliding connection with the stabilizer bar, the sliding of the auxiliary support is not interfered with the sliding of the sliding plate, the support is of an annular structure, the axis of the support coincides with the axis of the rotating shaft, and the axis of the rotating shaft coincides with the axis of the pressing bar.
Further, the contact place between the pressing rod and the support plate is rotatably connected through a second bearing, and the side wall of the support plate is slidably connected with the contact part of the support frame.
Further, one end of the locating ring, which is far away from the motor, is provided with a conical head, the conical head is provided with a through hole communicated with the inner cavity of the locating ring, one end of the through hole, which is close to the pressing rod, is provided with a plurality of gaskets, the axis of the through hole coincides with the axis of the pressing rod, and the outer wall of the locating ring is provided with triangular protrusions which are distributed in a spiral mode.
Further, the location collection mechanism is including the symmetry place in opening on the holding ring corresponds opening part sliding connection baffle, the baffle stretches out through the locating baffle of connection the holding ring, the holding ring inner chamber corresponds the opening part is equipped with the third cylinder, the motion pole is connected to the third ejector pin of third cylinder, the motion pole both ends are equipped with symmetrical slider, the slider with opening sliding connection, be equipped with the cavity in the slider, be equipped with the spring in the cavity, spring one end is equipped with the clamp plate, the clamp plate stretches out the cavity, be equipped with on the clamp plate and dismantle the connection collection pipe, the tip of collection pipe with the baffle contact, be equipped with on the clamp bar with locating baffle complex bulge loop.
Further, the positioning baffle plate is sequentially increased in length from one end close to the motor, the protruding rings are sequentially decreased in length, and the positioning baffle plate and the protruding rings of each layer have a common contact portion when being in contact with each other.
Further, the inner cavity of the positioning ring is provided with an L-shaped support, the L-shaped support is fixedly provided with a third cylinder, the axis of the third ejector rod coincides with the axis of the collecting tube, the axis of the third ejector rod is parallel to the sliding direction of the sliding block, and the baffle is arranged at one end far away from the third cylinder.
Further, the maximum distance between the positioning baffle and the protruding ring is not greater than the maximum movement distance of the second ejector rod, and the maximum movement distance of the third cylinder is not greater than the thickness of the side wall of the positioning ring.
Further, a cavity is arranged in the positioning ring, the baffle is arranged in the cavity, a rubber spring is arranged between the baffle and the bottom of the cavity, the maximum compression distance of the rubber spring is larger than the height of the opening, the positioning baffle extends out of the cavity and slides on the positioning ring, the axis of the rubber spring is perpendicular to the axis of the third ejector rod, a positioning rod is arranged through the axis of the rubber spring, and the positioning rod is in clearance fit with the baffle.
Further, a control unit is arranged on the fixed plate, and the first cylinder, the second cylinder, the third cylinder and the motor are respectively and electrically connected with the control unit.
Compared with the prior art, the geological exploration sampler provided by the invention has the following advantages:
(1) According to the geological exploration sampler, smooth soil collection is guaranteed through the stable structure, samples with different depths of soil can be collected simultaneously, layering is obvious, the accuracy of the collected samples is high, matching is tight, the structure is simple, use is convenient, and practicability is high.
(2) According to the geological exploration sampler, the soil layer on the outer side of the sampler is smaller after the sampler is drilled into soil through the design of the multi-layer positioning and collecting mechanism, so that more accurate soil samples corresponding to the soil layer can be collected. The automatic acquisition is realized, the matching of all parts is relatively tight, the acquisition step by step is ensured to be orderly carried out, the accuracy of the acquired sample is improved, and the detection accuracy is further improved.
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 invention. In the drawings:
FIG. 1 is a schematic diagram of a geological exploration sampler according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of a geological exploration sampler according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a positioning and collecting mechanism of a geological exploration sampler according to an embodiment of the invention.
Reference numerals illustrate:
1-a first cylinder; 2-a fixing plate; 3-a first ejector rod; 4-an electric motor; 5-rotating shaft; 6-sliding plate; 7-a stabilizer bar; 8-a first bearing; 9-positioning rings; 10-positioning and collecting mechanisms; 11-a conical head; 12-a compression bar; 13-auxiliary brackets; 14-a bracket; 15-supporting plates; 16-balls; 17-a second ejector rod; 18-backing plate; 20-a second bearing; 21-a second cylinder; 22-a gasket; 23-through holes; a 24-L-shaped bracket; 25-opening; 26-baffle; 27-positioning rod; 28-rubber springs; 29-a slider; 30-cavity; 31-a spring; 32-positioning a baffle; 35-a third cylinder; 36-projecting ring; 37-a motion bar; 38-pressing plate; 39-collecting tube; 40-third ejector rod.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
The geological exploration sampler shown in fig. 1 comprises a fixed plate 2 and stabilizer bars 7 symmetrically arranged on the fixed plate 2, wherein a first cylinder 1 is arranged on the fixed plate 2, a first ejector rod 3 of the first cylinder 1 extends out of a roller path of the first cylinder 15 and is connected with a motor 4, the motor 4 is in sliding connection with the stabilizer bars 7 on two sides through a sliding plate 6, the output end of the motor 4 is connected with a rotating shaft 5, the end part of the rotating shaft 5 is connected with a support 14, a backing plate 18 is fixed in the support 14, a clearance fit compression rod 12 is arranged through the backing plate 18, symmetrical second cylinders 21 are arranged on the backing plate 18, a ball 16 is arranged on the second ejector rod 17, a supporting plate 15 is arranged on the second ejector rod 17, the ball 16 is arranged in the roller path of the bottom of the supporting plate 15 and is in sliding connection with the roller path of the second ejector rod, the compression rod 12 passes through the supporting plate 15 and is in rotating connection with the roller path of the roller path, the end part of the compression rod 12 is arranged on the supporting plate 15, one end part of the support 14 is far away from the motor 4, one end of the motor 4 is connected with a positioning ring 9, the compression rod 12 extends into the positioning ring 9, and is provided with a plurality of positioning rings 10 which are sequentially distributed on the same axis as the positioning ring 10.
The outer wall of the support 14 is rotatably connected with an auxiliary support 13 through a first bearing 8, the auxiliary support 13 is in sliding connection with the stabilizer bar 7, the sliding of the auxiliary support 13 is not interfered with the sliding of the sliding plate 6, the support 14 is of an annular structure, the axis of the support 14 coincides with the axis of the rotating shaft 5, and the axis of the rotating shaft 5 coincides with the axis of the pressing bar 12.
Wherein, the contact place between the pressing rod 12 and the supporting plate 15 is rotatably connected through a second bearing 20, and the contact part of the side wall of the supporting plate 15 and the bracket 14 is slidingly connected.
The positioning ring 9 is provided with a conical head 11 at one end far away from the motor 4, the conical head 11 is provided with a through hole 23 communicated with the inner cavity of the positioning ring 9, one end of the through hole 23, which is close to the compression rod 12, is provided with a plurality of gaskets 22, the axis of the through hole 23 coincides with the axis of the compression rod 12, and the outer wall of the positioning ring 9 is provided with triangular protrusions which are spirally distributed.
The positioning and collecting mechanism 10 comprises openings 25 symmetrically arranged on the positioning ring 9, a baffle 26 is connected at the position corresponding to the openings 25 in a sliding manner, the baffle 26 extends out of the positioning ring 9 through a connected positioning baffle 32, a third air cylinder 35 is arranged at the position corresponding to the openings 25 in the inner cavity of the positioning ring 9, a third ejector rod 40 of the third air cylinder 35 is connected with a moving rod 37, symmetrical sliding blocks 29 are arranged at two ends of the moving rod 37, the sliding blocks 29 are connected with the openings 25 in a sliding manner, a cavity 30 is formed in the sliding blocks 29, a spring 31 is arranged in the cavity 30, a pressing plate 38 is arranged at one end of the spring 31, the pressing plate 38 extends out of the cavity 30, a detachable connection collecting pipe 39 is arranged on the pressing plate 38, the end portion of the collecting pipe 39 is in contact with the baffle 26, and a protruding ring 36 matched with the positioning baffle 32 is arranged on the pressing rod 12.
Wherein the positioning baffle 32 is sequentially increased in length from one end near the motor 4, the protruding rings 36 are sequentially decreased in length, and the positioning baffle 32 and the protruding rings 36 of each layer have a common contact portion in contact with each other.
The inner cavity of the positioning ring 9 is provided with an L-shaped bracket 24, the L-shaped bracket 24 is fixed with the third cylinder 35, the axis of the third ejector rod 40 coincides with the axis of the collecting tube 39, the axis of the third ejector rod 40 is parallel to the sliding direction of the sliding block 29, and the baffle 26 is disposed at one end far away from the third cylinder 35.
Wherein the maximum distance between the positioning baffle 32 and the protruding ring 36 is not greater than the maximum movement distance of the second ejector rod 17, and the maximum movement distance of the third cylinder 35 is not greater than the thickness of the side wall of the positioning ring 9.
The positioning ring 9 is internally provided with a cavity, the baffle 26 is arranged in the cavity, a rubber spring 28 is arranged between the baffle 26 and the bottom of the cavity, the maximum compression distance of the rubber spring 28 is larger than the height of the opening 25, the positioning baffle 32 extends out of the cavity and slides on the positioning ring 9, the axis of the rubber spring 28 is perpendicular to the axis of the third ejector rod 40, a positioning rod 27 is arranged through the axis of the rubber spring 28, and the positioning rod 27 is in clearance fit with the baffle 26.
The fixed plate 2 is provided with a control unit, and the first cylinder 1, the second cylinder 21, the third cylinder 35 and the motor 4 are respectively and electrically connected with the control unit.
Specific embodiments of the invention: when in use, the stabilizer bar 7 is inserted into the soil to be collected to keep fixed stability, then the motor 4 is started to rotate, the first cylinder 1 drives the first ejector rod 3 to extend, the positioning ring 9 drills into the soil, the drilled soil is brought to the ground along with the spiral triangular bulge to reach a preset depth to stop, the second cylinder 21 rotates along with the drilled soil in the process of movement, the balls 16 on the second cylinder roll in the raceways of the second cylinder, the supporting plate 15 is not influenced, the soil outside the outer wall of the positioning ring 9 is non-drilled soil, the rock stratum of the soil does not change greatly, the motor 4 stops rotating at the moment, the second ejector rod 17 contracts, the balls 16 stretching into the second ejector rod drive the supporting plate 15 to approach the second cylinder 21, so that the pressing rod 12 connected on the second cylinder is compressed downwards, the condition of sealing cannot be formed due to the arrangement of the through holes 23 is compressed, and smooth pressing is ensured, in the pressing down process, the protruding ring 36 is contacted with the positioning baffle 32 and then pushes the positioning baffle 32 to continuously move downwards, the rubber spring 28 in the cavity is further driven to compress, the baffle 26 is relatively far away from the opening 25, the collecting pipe 39 is in compressed state and is contacted with the baffle 26, the collecting pipe 39 stretches out along with the opening of the baffle 26, the third ejector rod 40 drives the sliding block 29 to move forwards, double pushing force can better collect soil, the condition that the collection is influenced by harder soil is avoided, the collection of the external soil is started, after the completion, the third ejector rod 40 is recovered and compressed again, the collecting pipe 39 is placed in the baffle 26, then the compressing rod 12 is reset, the baffle 26 is reset, then the third ejector rod 40 is reset, the collecting pipe 39 is continuously in compressed state, the first ejector rod 3 is reset, the baffle 26 is opened and the collecting pipe 39 is taken out in the mode, and (5) completing soil collection of different layers.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (9)
1. A geological exploration sampler, which is characterized in that: the device comprises a fixed plate and stabilizer bars symmetrically arranged on the fixed plate, wherein a first cylinder is arranged on the fixed plate, a first ejector rod of the first cylinder extends out of the fixed plate to be connected with a motor, the motor is in sliding connection with the stabilizer bars on two sides through a sliding plate, the output end of the motor is connected with a rotating shaft, the end part of the rotating shaft is connected with a support, a base plate is fixed in the support, a compression bar in clearance fit is arranged through the base plate, a symmetrical second cylinder is arranged on the base plate, a ball is arranged on the second ejector rod of the second cylinder, a supporting plate is arranged on the second ejector rod, the ball is arranged in a roller path at the bottom of the supporting plate and is in sliding connection with the ball, the compression bar passes through the supporting plate to be in rotating connection with the supporting plate, the end part of the compression bar is arranged on the supporting plate through a cushion block, one end of the support away from the motor is connected with a positioning ring, the compression bar extends into the positioning ring to be in coaxial fit with the positioning ring, and a positioning acquisition mechanism in multi-layer sequential distribution is arranged on the positioning ring;
one end of the positioning ring, which is far away from the motor, is provided with a conical head, and the conical head is provided with a through hole communicated with the inner cavity of the positioning ring; the positioning and collecting mechanism comprises openings symmetrically arranged on the positioning ring, a baffle plate is connected in a sliding manner at the position corresponding to the openings, the baffle plate extends out of the positioning ring through the connected positioning baffle plate, a third cylinder is arranged at the position corresponding to the openings in the inner cavity of the positioning ring, a third ejector rod of the third cylinder is connected with a moving rod, symmetrical sliding blocks are arranged at two ends of the moving rod, the sliding blocks are connected with the openings in a sliding manner, a cavity is arranged in the sliding blocks, a spring is arranged in the cavity, one end of the spring is provided with a pressing plate, the pressing plate extends out of the cavity, a detachable connection collecting pipe is arranged on the pressing plate, the end part of the collecting pipe is in contact with the baffle plate, and a protruding ring matched with the positioning baffle plate is arranged on the pressing rod; the axis of the third ejector rod is coincident with the axis of the collecting tube, the axis of the third ejector rod is parallel to the sliding direction of the sliding block, and the baffle is arranged at one end far away from the third cylinder; a cavity is arranged in the positioning ring, the baffle is arranged in the cavity, a rubber spring is arranged between the baffle and the bottom of the cavity, the maximum compression distance of the rubber spring is larger than the height of the opening, and the positioning baffle extends out of the cavity and slides on the positioning ring;
when in use, the stabilizer bar is inserted into the soil to be collected to keep fixed stability, then the motor is started to rotate, the first cylinder drives the first ejector rod to extend, the positioning ring drills into the soil to reach a preset depth to stop, the second cylinder rotates along with the first cylinder in the process of movement, the soil outside the outer wall of the positioning ring is non-drilled soil, the rock stratum of the soil does not change greatly, the motor stops rotating at the moment, the second ejector rod contracts, the ball extending into the second ejector rod drives the supporting plate to approach the second cylinder, so that the compression rod connected with the support plate in a rotating way compresses downwards, and the convex ring is pushed to continue downwards after contacting with the positioning baffle in the process of pressing downwards, and then drive the compression of the rubber spring in the cavity, make the baffle keep away from the opening relatively, collection pipe is in the state of compression and baffle contact this moment, along with the opening of baffle, collection pipe stretches out, the third ejector pin drives the slider again and moves forward, dual thrust can be better collect soil, avoid because the condition that the soil property is harder influences the collection takes place, and then begin to gather outside soil, after accomplishing, the third ejector pin is retrieved, recompression makes collection pipe arrange in the baffle, then the clamp lever resets, the baffle resets, then the third ejector pin resets, continue to make collection pipe in the state of compressing tightly, first ejector pin resets, accomplish the soil collection of different layers.
2. A geological exploration sampler according to claim 1, wherein: the outer wall of the support is rotationally connected with an auxiliary support through a first bearing, the auxiliary support is in sliding connection with the stabilizer bar, the sliding of the auxiliary support is not interfered with the sliding of the sliding plate, the support is of an annular structure, the axis of the support coincides with the axis of the rotating shaft, and the axis of the rotating shaft coincides with the axis of the pressing bar.
3. A geological exploration sampler according to claim 2, wherein: the contact place between the pressing rod and the support plate is rotationally connected through a second bearing, and the side wall of the support plate is in sliding connection with the contact part of the support frame.
4. A geological exploration sampler according to claim 3, wherein: the through hole is located be close to the one end of compressing tightly the pole is equipped with a plurality of gaskets, the axis of through-hole with the axis coincidence of compressing tightly the pole, the holding ring outer wall is equipped with the triangle-shaped arch of spiral distribution.
5. A geological exploration sampler according to claim 4 and wherein: the positioning baffle plate is sequentially increased from one end close to the motor, the length of the protruding ring is sequentially decreased, and the positioning baffle plate and the protruding ring of each layer are in contact with each other and have a common contact part.
6. A geological exploration sampler according to claim 5, wherein: the inner cavity of the positioning ring is provided with an L-shaped bracket, and the third cylinder is fixed on the L-shaped bracket.
7. A geological exploration sampler according to claim 6, wherein: the maximum distance between the positioning baffle and the protruding ring is not greater than the maximum movement distance of the second ejector rod, and the maximum movement distance of the third cylinder is not greater than the thickness of the side wall of the positioning ring.
8. A geological exploration sampler according to claim 1, wherein: the axis of the rubber spring is perpendicular to the axis of the third ejector rod, a positioning rod is arranged through the axis of the rubber spring, and the positioning rod is in clearance fit with the baffle.
9. A geological exploration sampler according to claim 8, wherein: the fixed plate is provided with a control unit, and the first cylinder, the second cylinder, the third cylinder and the motor are respectively and electrically connected with the control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456980.4A CN108613828B (en) | 2018-05-14 | 2018-05-14 | Geological exploration sampler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810456980.4A CN108613828B (en) | 2018-05-14 | 2018-05-14 | Geological exploration sampler |
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| CN108613828A CN108613828A (en) | 2018-10-02 |
| CN108613828B true CN108613828B (en) | 2023-07-18 |
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| CN201810456980.4A Active CN108613828B (en) | 2018-05-14 | 2018-05-14 | Geological exploration sampler |
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| CN113945414A (en) * | 2021-11-27 | 2022-01-18 | 安徽华启检测有限公司 | Soil sampling device |
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| CN115575178B (en) * | 2022-12-07 | 2023-02-28 | 衡水烨通建设工程有限公司 | Highway engineering detects uses soil matrix sampling device |
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| CN206862696U (en) * | 2017-06-29 | 2018-01-09 | 中化地质矿山总局山东地质勘查院 | River sediment sampling device of steerable degree of depth |
| CN207351719U (en) * | 2017-09-30 | 2018-05-11 | 恒诚环科（天津）检测科技有限公司 | A kind of novel sampling detects integration apparatus |
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