CN213091217U - Foundation soil sampling device - Google Patents
Foundation soil sampling device Download PDFInfo
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- CN213091217U CN213091217U CN202021849906.8U CN202021849906U CN213091217U CN 213091217 U CN213091217 U CN 213091217U CN 202021849906 U CN202021849906 U CN 202021849906U CN 213091217 U CN213091217 U CN 213091217U
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Abstract
The application discloses a foundation soil sampling device, which relates to the technical field of highway foundation detection and comprises a support, wherein a sampling tube is arranged on the support along the vertical direction, a driving mechanism for driving the sampling tube to move is arranged on the support, and the sampling tube can rotate along the axial direction of the sampling tube and simultaneously move along the vertical direction under the action of the driving mechanism; the sampling tube is set as a circular tube, the inner cavity of the lower end of the sampling tube is hollow, a plurality of partition plates are fixedly arranged in the inner cavity of the sampling tube at intervals along the axial direction of the sampling tube, the partition plates divide the inner cavity of the sampling tube into a plurality of sampling bins, sampling ports which are in one-to-one correspondence with the sampling bins are arranged on the side wall of the sampling tube, and the inner cavities of the sampling bins are communicated with the outside through the sampling ports; the sample connection is provided with a cover plate which can seal the sample connection, and an inner cavity of the sampling tube is provided with a power mechanism which is used for driving the cover plate to move so as to realize the opening and closing of the sample connection. This application has realized the sample to the soil of the different degree of depth, has promoted the effect of sampling efficiency.
Description
Technical Field
The application relates to the technical field of highway foundation detection, in particular to a foundation soil sampling device.
Background
The highway engineering refers to the work of investigation, measurement, design, construction, maintenance, management and the like of a highway structure. The highway engineering structure includes: roadbeds, pavements, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, and houses, workshops and other service facilities used for construction, maintenance and monitoring.
In highway engineering, the construction of a highway is one of important links. Present highway ground need drill the sample to it when detecting usually, and in the drilling sample in-process of reality, when the sample of the different degree of depth is gathered to needs, needs constructor to bore the sample connection of getting a plurality of different degrees of depth and take a sample to the soil of the different degree of depth, and the operation is too loaded down with trivial details, and sampling efficiency is lower.
SUMMERY OF THE UTILITY MODEL
The utility model provides a foundation soil sampling device, it has realized the sample to the soil of the different degree of depth, has promoted the effect of sampling efficiency.
The above utility model of this application aim at can realize through following technical scheme:
a foundation soil sampling device comprises a support, wherein a sampling tube is arranged on the support in the vertical direction, a driving mechanism for driving the sampling tube to move is arranged on the support, and the sampling tube can axially rotate along the sampling tube and simultaneously move in the vertical direction under the action of the driving mechanism;
the sampling tube is set to be a round tube, the inner cavity of the lower end of the sampling tube is hollow, a plurality of partition plates are fixedly arranged in the inner cavity of the sampling tube at intervals along the axial direction of the sampling tube, the partition plates divide the inner cavity of the sampling tube into a plurality of sampling bins, sampling ports which are in one-to-one correspondence with the sampling bins are arranged on the side wall of the sampling tube, and the inner cavities of the sampling bins are communicated with the outside through the sampling ports;
the sampling opening is provided with a cover plate capable of tightly sealing the sampling opening, and a power mechanism used for driving the cover plate to move so as to realize the opening and closing of the sampling opening is arranged in an inner cavity of the sampling tube.
By adopting the technical scheme, in the process of drilling and sampling, the driving mechanism drives the sampling pipe to rotate along the self axial direction to one side of the sampling bin, which is provided with the sampling opening, and the sampling pipe moves downwards along the vertical direction, the sampling opening of the sampling bin is in a closed state in the process, after the sampling pipe extends into a highway foundation, the driving mechanism is stopped, the cover plate is moved by the power mechanism to open the sampling opening of the sampling bin, after the sampling opening of the sampling bin is opened, the driving mechanism is started again to ensure that the sampling pipe continues to move downwards while rotating to one side of the sampling bin, which is provided with the sampling opening, the soil with different depths enters the sampling bin from the sampling opening of the sampling bin, the cover plate is moved by the power mechanism to close the sampling opening, the sampling pipe is moved to above the foundation by the driving mechanism, the sampling of the soil with different depths is realized, the operation is simple, the sampling efficiency is improved.
Preferably, one side of the cover plate is rotatably connected to the sampling tube through a rotating shaft arranged along the vertical direction.
Through adopting above-mentioned technical scheme, realized being connected between apron and the sampling tube, simple structure is convenient for install and processing.
Preferably, power unit includes the actuating lever of threaded connection in the sampling tube, the actuating lever top stretches out in the inner chamber of sampling tube, the actuating lever wears to locate on the division board and rotates with the division board to be connected, it has the transfer line to articulate through interior articulated shaft on the outer peripheral face of actuating lever, transfer line and apron one-to-one, the one end of transfer line actuating lever dorsad has the sliding block through outer articulated shaft is articulated, the sliding block slides along vertical direction through the groove of sliding of seting up on the apron and connects on the inside wall of apron, interior articulated shaft and outer articulated shaft all set up along the axial of actuating lever.
Through adopting above-mentioned technical scheme, rotate the actuating lever, the apron rotates around the axis of rotation under the effect of actuating lever and transfer line, realizes the switching of apron, simple structure, the operation of being convenient for.
Preferably, the cross section of the sliding groove is T-shaped.
Through adopting above-mentioned technical scheme, prevent that the sliding block from breaking away from along the horizontal direction with the groove that slides, realized spacing to the sliding block.
Preferably, a dynamic sealing ring is arranged at the joint of the driving rod and the partition plate.
Through adopting above-mentioned technical scheme, increased the leakproofness of the junction of actuating lever and division board, and then increased the leakproofness between the different sample storehouses.
Preferably, a plurality of sampling ports at any height of the sampling tube are uniformly distributed along the circumferential direction of the sampling tube at intervals.
Through adopting above-mentioned technical scheme, promoted the sample volume of disposable sample, and then promoted sampling efficiency.
Preferably, actuating mechanism includes and sets firmly the motor on the support along vertical direction, the coaxial driving gear that has set firmly on the output shaft of motor, rotate on the support and be connected with the driven gear with the coaxial setting of sampling tube, driven gear slides and connects in the sampling tube outside, driven gear meshes with the driving gear mutually, the swivel nut has set firmly on the support, swivel nut threaded connection is in the sampling tube outside.
Through adopting above-mentioned technical scheme, starter motor, driving gear rotate along with the motor is together, and driven gear rotates under the effect of driving gear, and the sampling tube rotates along with driven gear is together, and moves along vertical direction under the effect of swivel nut, has realized the drive to the sampling tube.
Preferably, the bottom end of the support is fixedly provided with a land inserting block, and the bottom end of the land inserting block is fixedly provided with a plurality of sawteeth.
Through adopting above-mentioned technical scheme, increased the stability of being connected between support and the ground, and then increased drilling sampling equipment's stability.
To sum up, the beneficial technical effect of this application does:
1. in the process of drilling and sampling, the driving mechanism drives the sampling pipe to rotate along the axial direction of the sampling pipe to one side of the sampling bin, which is provided with the sampling opening, and the sampling pipe moves downwards along the vertical direction;
2. the cover plate rotates around the rotating shaft under the action of the driving rod and the transmission rod, so that the cover plate is opened and closed, and the cover plate is simple in structure and convenient to operate;
3. the cross section is the setting of the sliding groove of T type and rather than the matched with sliding block and prevents that the sliding block breaks away from along the horizontal direction with the sliding groove, has realized spacing to the sliding block.
Drawings
Fig. 1 is a schematic view of the overall structure of the present application.
Fig. 2 is a partial sectional view schematically showing the structure of the driving mechanism in the present application.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
FIG. 4 is a cross-sectional view of the sampling tube and the power mechanism shown in this application.
Fig. 5 is a partially enlarged schematic view of a portion B in fig. 4.
In the figure, 1, a bracket; 11. a base plate; 111. inserting a floor; 112. saw teeth; 113. a hole of abdication; 12. a platen; 13. erecting a rod; 2. a sampling tube; 21. a limiting groove; 22. a partition plate; 23. sampling a bin; 24. a sampling port; 25. a cover plate; 251. a sliding groove; 26. inward flanging; 27. a sleeve; 3. a drive mechanism; 31. a support frame; 32. a motor; 33. a driving gear; 34. a driven gear; 341. a limiting block; 35. a threaded sleeve; 4. a power mechanism; 41. a drive rod; 411. a hand wheel; 412. a movable sealing ring; 42. a side support frame; 421. a transverse stay bar; 422. an inner articulated shaft; 43. a transmission rod; 44. a sliding block; 441. an extension plate; 442. and an outer hinge shaft.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
Examples
Referring to fig. 1, for this application discloses a foundation soil sampling device, including being located the support 1 on the ground surface, support 1 sets up to the support body of rectangle, and support 1 includes bottom plate 11 and the platen 12 that set up along vertical direction interval, and welded fastening has a plurality of pole settings 13 between bottom plate 11 and the platen 12.
The both sides of the bottom end face of bottom plate 11 are welded respectively and are fixed with and are used for inserting floor 111 in the ground, insert fixedly connected with a plurality of sawtooth 112 on floor 111's the terminal surface that faces away from bottom plate 11, insert sawtooth 112 and floor 111 in the ground, increased the stability of being connected between bottom plate 11 and the ground.
Wear to be equipped with sampling tube 2 on platen 12, sampling tube 2 is the pipe that the axis set up along vertical direction, and the lower extreme inner chamber cavity and the bottom of sampling tube 2 are sealed, are provided with the external screw thread on the outer peripheral face of the upper end of sampling tube 2, and sampling tube 2 bottom sets up to most advanced, offers the hole of stepping down 113 that is used for making sampling tube 2 pass through on the bottom plate 11.
Combine fig. 1 and fig. 2, be provided with the actuating mechanism 3 that is used for driving sampling tube 2 to remove on the support 1, actuating mechanism 3 includes supporting rack 31 of fixed connection on the terminal surface of platen 12 top, and the sampling tube 2 outside is located to the supporting rack 31 cover, uses bolt pressure to be connected with motor 32 on the supporting rack 31, and the output shaft of motor 32 sets up and is parallel with the axis of sampling tube 2 along vertical direction. A driving gear 33 is coaxially fixed on an output shaft of the motor 32, and the driving gear 33 is located in an inner cavity of the supporting frame 31. The inner cavity of the supporting frame 31 is rotatably connected with a driven gear 34 engaged with the driving gear 33, and the driven gear 34 is coaxially sleeved outside the sampling tube 2 and is connected with the upper end of the sampling tube 2 in a sliding manner by a part provided with external threads.
Combine fig. 2 and fig. 3, be provided with between driven gear 34 and the sampling tube 2 and be used for restricting between the two along the spacing subassembly of the relative rotation of the circumference of sampling tube 2, spacing subassembly is including offering the spacing groove 21 on the 2 outer peripheral faces of sampling tube, and spacing groove 21 is the rectangular shape groove that sets up along the axial of sampling tube 2. The inner peripheral surface of the driven gear 34 is fixedly connected with a limiting block 341 matched with the limiting groove 21, and the limiting block 341 is connected in the limiting groove 21 in a sliding manner.
Referring to fig. 2, a threaded sleeve 35 is fixedly connected to the bottom end face of the platen 12, and the threaded sleeve 35 is screwed to the outer side of the sampling tube 2.
The motor 32 is started, the driving gear 33 rotates along with the motor 32, the driven gear 34 rotates under the action of the driving gear 33, the sampling tube 2 rotates along with the driven gear 34 due to the limitation of the limiting assembly, and moves along the vertical direction under the action of the threaded sleeve 35, so that the hollow part of the inner cavity at the lower end of the sampling tube 2 is inserted into the foundation.
With reference to fig. 4 and 5, a plurality of partition plates 22 are axially arranged in the inner cavity of the lower end of the sampling tube 2 at intervals, the partition plates 22 are arranged to be circular plate bodies matched with the inner cavity of the sampling tube 2, the outer peripheral surface of each partition plate 22 is fixedly connected to the inner peripheral surface of the sampling tube 2, the inner cavity of the sampling tube 2 is divided into a plurality of sampling bins 23 by the partition plates 22, and the sampling bins 23 are independent bin bodies located above the partition plates 22.
Set up on the lateral wall of sampling tube 2 with the sample connection 24 of sampling storehouse 23 one-to-one, sample connection 24 is with the inner chamber and the external intercommunication of sampling storehouse 23, and sample connection 24 of arbitrary height of sampling tube 2 all has a plurality ofly along the circumference interval equipartition of sampling tube 2.
The 24 departments of sample connection are provided with the apron 25 that can seal it, and apron 25 sets up to the arc with 24 looks adaptations of sample connection, and apron 25 rotates through the pivot along 2 circumference of sampling tube one side and connects on the lateral wall of sample connection 24, and the pivot sets up along vertical direction. When the cover plate 25 rotates around the rotating shaft to be embedded in the sampling port 24, the outer side wall of the cover plate 25 is in contact with the inner side wall of the sampling port 24, and the sampling port 24 is in a closed state.
In order to facilitate the cover plate 25 to be inserted into the sampling opening 24, an end of the cover plate 25 facing away from the rotation shaft 251 is provided with an inclined surface, and a distance between an edge of the inclined surface close to the inner cavity of the sampling tube 2 and the rotation shaft 251 is smaller than a distance between an edge of the inclined surface far away from the inner cavity of the sampling tube 2 and the rotation shaft 251.
In order to increase the sealing performance between the cover plate 25 and the sampling opening 24 when the sampling opening 24 is in a closed state, an inward flange 26 extends inwards from the sampling opening 24 on the inner circumferential surface of the sampling tube 2, and the side wall of the cover plate 25 facing the inner cavity of the sampling tube 2 abuts against the inward flange 26.
The power mechanism 4 for driving the cover plates 25 to move simultaneously is arranged in the inner cavity of the sampling tube 2, the power mechanism 4 comprises a driving rod 41 arranged in the sampling tube 2 in a penetrating mode, the driving rod 41 and the sampling tube 2 are arranged coaxially, the top end of the driving rod 41 extends out of the end face of the top end of the sampling tube 2, and a hand wheel 411 is fixedly connected to the top end of the driving rod 41. The bottom end of the driving rod 41 extends into the inner cavity at the lower end of the sampling tube 2, the top wall of the inner cavity of the sampling tube 2 is fixedly connected with a sleeve 27, and the sleeve 27 is in threaded connection with the outer side of the driving rod 41. One end of the driving rod 41, which faces away from the hand wheel 411, is inserted into the partition plate 22 and is rotatably connected with the partition plate 22, and a dynamic seal ring 412 is arranged at the joint of the driving rod 41 and the partition plate 22 to increase the sealing performance of different sampling bins 23.
The peripheral surface of the driving rod 41 is hinged with driving rods 43 through side brackets 42, the driving rods 43 correspond to the cover plates 25 one by one, and the driving rods 43 are strip-shaped rods arranged along the horizontal direction. The side support frame 42 includes two transverse support rods 421 fixedly connected to the outer peripheral surface of the driving rod 41, the two transverse support rods 421 are arranged at intervals along the vertical direction, an inner hinge shaft 422 arranged along the vertical direction is fixedly connected between two opposite side walls of the two transverse support rods 421 along the vertical direction, the inner hinge shaft 422 is located at one end of the transverse support rod 421, which faces away from the driving rod 41, one end of the driving rod 43 is sleeved outside the inner hinge shaft 422 and is rotatably connected with the inner hinge shaft 422, so as to realize the hinge connection between the driving rod 43 and the side support frame 42.
The inner circumferential surface of the cover plate 25 is provided with a sliding groove 251 arranged along the vertical direction, and the cross section of the sliding groove 251 is T-shaped. The sliding block 44 matched with the sliding groove 251 is connected to the sliding groove 251 in a sliding mode, two extending plates 441 extend outwards from one end, back to the sliding groove 251, of the sliding block 44, the two extending plates 441 are arranged at intervals in the vertical direction, an outer hinge shaft 442 is fixedly connected between the two extending plates 441, and the outer hinge shaft 442 is arranged in the vertical direction. One end of the transmission rod 43, which faces away from the inner hinge shaft 422, is sleeved on the outer hinge shaft 442 and is rotatably connected with the outer hinge shaft 442.
The driving rod 41 is rotated, the side support frame 42 rotates along with the driving rod 41, one end of the driving rod 43, which is hinged with the inner hinge shaft 422, rotates along with the side support frame 42, one end of the driving rod 43, which is hinged with the inner hinge shaft 422, rotates around the inner hinge shaft 422, one end of the driving rod 43, which is connected with the outer hinge shaft 442, rotates around the outer hinge shaft 442, the sliding block 44 moves in the sliding groove 251, the driving rod 43 pulls the cover plate 25 inwards, so that the cover plate 25 rotates around the rotation and is embedded in the sampling opening 24, the sampling opening 24 is sealed, and the opening of the sampling opening 24 is realized by reversely rotating the driving.
The implementation principle of the above embodiment is as follows:
in the process of drilling and sampling, the motor 32 is started, the driving gear 33 rotates along with the motor 32, the driven gear 34 rotates under the action of the driving gear 33, the sampling tube 2 rotates along with the driven gear 34 due to the limitation of the limiting assembly, and moves along the vertical direction under the action of the threaded sleeve 35, so that the hollow part of the inner cavity at the lower end of the sampling tube 2 is inserted into the foundation, and the sampling port 24 of the sampling box is in a closed state in the process;
after the lower end of the sampling tube 2 is inserted into the foundation, the motor 32 is stopped, the driving rod 41 is rotated, the side support frame 42 rotates along with the driving rod 41, one end of the driving rod 43, which is hinged with the inner hinge shaft 422, rotates along with the side support frame 42, and the end of the transmission rod 43 hinged with the inner hinge shaft 422 rotates around the inner hinge shaft 422, the sliding block 44 moves in the sliding groove 251, the transmission rod 43 pulls the cover plate 25 inwards, the end of the transmission rod 43 connected with the outer hinge shaft 442 rotates around the outer hinge shaft 442 and pulls the cover plate 25 inwards, the cover plate 25 rotates around and is embedded in the sampling port 24, the sampling port 24 is closed, the driving rod 41 is rotated reversely to open the sampling port 24, after the sampling port 24 is opened, the motor 32 is started again, so that the sampling tube 2 continuously rotates towards one side of the sampling box provided with the sampling opening 24 and moves downwards at the same time, and the soil with different depths enters the sampling box from the sampling opening 24 of the sampling box;
after the sample is accomplished, stop motor 32 and the counter rotation actuating lever 41, apron 25 revolutes the rotation of axes at actuating lever 41 and transfer line 43, seals sample connection 24, and starter motor 32 makes motor 32 counter rotation, moves sampling tube 2 lower extreme to more than the ground surface, opens sample connection 24 of sampling box again and takes out the soil sample in the sampling box, has realized the sample to the soil of the different degree of depth, and easy operation has promoted sampling efficiency.
The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.
Claims (8)
1. The utility model provides a foundation soil sampling device, includes support (1), be provided with sampling tube (2), its characterized in that along vertical direction on support (1): the support (1) is provided with a driving mechanism (3) for driving the sampling tube (2) to move, and the sampling tube (2) can rotate along the axial direction of the sampling tube and move along the vertical direction under the action of the driving mechanism (3);
the sampling tube (2) is set to be a round tube, the inner cavity of the lower end of the sampling tube (2) is hollow, a plurality of partition plates (22) are fixedly arranged in the inner cavity of the sampling tube (2) at intervals along the axial direction of the sampling tube, the partition plates (22) divide the inner cavity of the sampling tube (2) into a plurality of sampling bins (23), sampling ports (24) which are in one-to-one correspondence with the sampling bins (23) are formed in the side wall of the sampling tube (2), and the inner cavities of the sampling bins (23) are communicated with the outside through the sampling ports (24);
a cover plate (25) capable of sealing the sampling opening (24) is arranged at the sampling opening (24), and a power mechanism (4) for driving the cover plate (25) to move so as to realize the opening and closing of the sampling opening (24) is arranged in the inner cavity of the sampling tube (2).
2. The foundation soil sampling device of claim 1, wherein: one side of the cover plate (25) is rotatably connected to the sampling tube (2) through a rotating shaft arranged in the vertical direction.
3. The foundation soil sampling device of claim 2, wherein: actuating unit (4) are including actuating lever (41) of threaded connection in sampling tube (2), actuating lever (41) top stretches out in the inner chamber of sampling tube (2), actuating lever (41) wear to locate on division board (22) and rotate with division board (22) and be connected, it has transfer line (43) to articulate through interior articulated shaft (422) on the outer peripheral face of actuating lever (41), transfer line (43) and apron (25) one-to-one, the one end of transfer line (43) actuating lever (41) dorsad is articulated through outer articulated shaft (442) has sliding block (44), sliding block (44) are slided along vertical direction through offering sliding groove (251) on apron (25) and are connected on the inside wall of apron (25), interior articulated shaft (422) and outer articulated shaft (442) all set up along the axial of actuating lever (41).
4. A ground soil sampling device according to claim 3 wherein: the cross section of the sliding groove (251) is T-shaped.
5. A ground soil sampling device according to claim 3 wherein: and a dynamic sealing ring (412) is arranged at the joint of the driving rod (41) and the partition plate (22).
6. The foundation soil sampling device of claim 1, wherein: the sampling opening (24) of arbitrary height of sampling tube (2) all has a plurality ofly along the circumference interval equipartition of sampling tube (2).
7. The foundation soil sampling device of claim 1, wherein: actuating mechanism (3) are including setting firmly motor (32) on support (1) along vertical direction, the coaxial driving gear (33) that has set firmly on the output shaft of motor (32), it is connected with driven gear (34) with the coaxial setting of sampling tube (2) to rotate on support (1), driven gear (34) slide and connect in the sampling tube (2) outside, driven gear (34) mesh mutually with driving gear (33), swivel nut (35) have set firmly on support (1), swivel nut (35) threaded connection is in the sampling tube (2) outside.
8. The foundation soil sampling device of claim 1, wherein: the bottom end of the support (1) is fixedly provided with a land inserting block, and the bottom end of the land inserting block is fixedly provided with a plurality of saw teeth (112).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849906.8U CN213091217U (en) | 2020-08-29 | 2020-08-29 | Foundation soil sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021849906.8U CN213091217U (en) | 2020-08-29 | 2020-08-29 | Foundation soil sampling device |
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| Publication Number | Publication Date |
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| CN213091217U true CN213091217U (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021849906.8U Active CN213091217U (en) | 2020-08-29 | 2020-08-29 | Foundation soil sampling device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166548A (en) * | 2021-08-05 | 2022-03-11 | 北京市地质勘察技术院 | Portable soil investigation drilling sampling device |
| CN114486326A (en) * | 2022-01-07 | 2022-05-13 | 安阳市疾病预防控制中心 | Grain rapid mildew detection device |
| CN116380522A (en) * | 2023-03-09 | 2023-07-04 | 中煤浙江检测技术有限公司 | Full-automatic soil sampling check out test set |
| CN116878993A (en) * | 2023-09-07 | 2023-10-13 | 山西省三水实验测试中心有限公司 | Solid-liquid separator for soil detection |
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2020
- 2020-08-29 CN CN202021849906.8U patent/CN213091217U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114166548A (en) * | 2021-08-05 | 2022-03-11 | 北京市地质勘察技术院 | Portable soil investigation drilling sampling device |
| CN114486326A (en) * | 2022-01-07 | 2022-05-13 | 安阳市疾病预防控制中心 | Grain rapid mildew detection device |
| CN114486326B (en) * | 2022-01-07 | 2023-10-27 | 安阳市疾病预防控制中心 | Quick detection device of grain mould change |
| CN116380522A (en) * | 2023-03-09 | 2023-07-04 | 中煤浙江检测技术有限公司 | Full-automatic soil sampling check out test set |
| CN116380522B (en) * | 2023-03-09 | 2023-11-07 | 中煤浙江检测技术有限公司 | Full-automatic soil sampling check out test set |
| CN116878993A (en) * | 2023-09-07 | 2023-10-13 | 山西省三水实验测试中心有限公司 | Solid-liquid separator for soil detection |
| CN116878993B (en) * | 2023-09-07 | 2023-11-17 | 山西省三水实验测试中心有限公司 | Solid-liquid separator for soil detection |
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