Rock soil sampling equipment for geological survey

Abstract

The utility model discloses rock-soil sampling equipment for geological survey, and relates to the technical field of rock-soil sampling, the rock-soil sampling equipment comprises a box body, the top of the box body is provided with a mounting groove, the inner wall of the mounting groove arranged at the top of the box body is fixedly provided with a first electric push rod, and the vertically downward telescopic end of the first electric push rod is fixedly provided with a lifting plate. When the device is used, the first electric push rod can drive the lifting plate to move downwards, the drilling assembly on the lifting plate can drill holes in the earth surface, then a worker can align the sampling barrel to a drill hole, the second electric push rod can drive the lifting block and the sampling barrel to enter the drill hole for sampling, and the sampling barrel can protect a rock-soil sample; and then, a worker can control a limiting rod to move, and the limiting rod can drive a moving block to extrude a first spring and be separated from a limiting groove, so that the worker can quickly detach the sampling barrel and take out the sample through a side cover.

Description

Technical Field

[0001] The utility model relates to the field of rock and soil sampling, in particular to a rock and soil sampling device for geological survey. Background Art

[0002] Geological exploration is an investigation and research activity that uses various means and methods to survey and detect geology, determine the appropriate bearing layer, determine the foundation type based on the bearing capacity of the bearing layer, and calculate the foundation parameters. In the field of geological survey, rock and soil sampling is an important link.

[0003] The utility model with the existing announcement number CN211148061U discloses a geotechnical sampling device for geotechnical engineering, comprising a housing, a screw, a rotating plate, a handle, an opening and closing assembly, a limit block, and a sampler. The housing is movably connected to the screw, the top of the screw is fixedly mounted with a rotating plate, the two sides of the housing are fixedly mounted with handles, the opening and closing assembly is fixedly mounted inside the handles, the limit blocks are fixedly mounted inside the housing, and the bottom of the screw is fixedly mounted with a sampler. The opening and closing assembly includes a pin, a rotating rod, a spring, a connecting rod, a pressing block, a first fixed block, a guide wheel, a limit wheel, a rotating shaft, and a movable door. The utility model improves the commonly used sampling device and, by providing an opening and closing assembly, facilitates sampling.

[0004] In the above technical solution, the inventors found that there are at least the following problems in this technology: the sampler is fixedly installed at the bottom of the screw, and the screw is installed inside the box shell. After the sampling is completed, it is not convenient to quickly remove the sample from the inside of the sampler. Therefore, a rock and soil sampling equipment for geological survey is now proposed. Utility Model Content

[0005] In order to improve the problem that traditional rock and soil sampling equipment may damage samples during the sampling process and affect the accuracy of analysis, the utility model provides a rock and soil sampling equipment for geological survey.

[0006] The utility model provides a rock and soil sampling device for geological survey, which adopts the following technical solutions:

[0007] A rock and soil sampling device for geological survey, comprising a box body, a mounting slot being formed on the top of the box body, a first electric push rod being fixedly mounted on the inner wall of the mounting slot formed on the top of the box body, a lifting plate being fixedly mounted on the vertically downward telescopic end of the first electric push rod, and a drilling assembly being provided on the lifting plate;

[0008] A second electric push rod is fixedly mounted on the inner top wall of the box body, and a lifting block is fixedly mounted on the vertically downward telescopic end of the second electric push rod, a sampling cylinder is provided at the bottom of the lifting block, a first through slot for the sampling cylinder to pass through is provided at the bottom of the box body, a side cover is threadedly connected to one side of the sampling cylinder, an insertion rod is fixedly mounted on the top of the sampling cylinder, a slot adapted to the insertion rod is provided inside the lifting block, a first spring is fixedly mounted inside the lifting block, a moving block is fixedly mounted on one side of the first spring, a limiting rod is fixedly passed through the interior of the moving block, and a limiting groove adapted to the limiting rod is provided inside the insertion rod.

[0009] By adopting the above technical solution, when in use, the first electric push rod can drive the lifting plate to move downward, and the drilling assembly on the lifting plate can drill a hole in the ground. Then the staff can align the sampling tube with the borehole, and the second electric push rod can drive the lifting block and the sampling tube into the borehole for sampling. The sampling tube can protect the rock and soil samples and reduce the damage to the rock and soil samples. Afterwards, the staff can control the movement of the limit rod, and the limit rod can drive the moving block to squeeze the first spring and separate from the limit groove, so that the staff can quickly remove the sampling tube and take out the sample through the side cover.

[0010] Optionally, the bottom of the sampling cylinder is rotatably connected to a bottom cover, and a second spring is obliquely installed on the top of the bottom cover, one end of the second spring is fixedly connected to the inner wall of the sampling cylinder, and a rubber protective sleeve is fixedly sleeved on the outer surface of the second spring, and a third spring is fixedly installed inside the bottom cover, and a clamping block is fixedly installed on one end of the third spring, and a slot adapted to the clamping block is provided inside the sampling cylinder.

[0011] By adopting the above technical solution, during the sampling process, the second electric push rod drives the sampling tube to move downward, and the rock and soil samples in the drill hole can push the bottom cover to flip upward and enter the interior of the sampling tube. Then, when the sampling tube moves upward, the second spring can push the bottom cover to return to its original position, thereby completing the rock and soil sampling.

[0012] Optionally, one end of the limiting rod passes through the outside of the lifting block and is fixedly connected to a pull ring.

[0013] By adopting the above technical solution, the pull ring can facilitate the staff to pull the limit rod to move.

[0014] Optionally, universal wheels are installed at the bottom of the box.

[0015] By adopting the above technical solution, the universal wheels can facilitate staff to move the box to meet the usage needs of different places.

[0016] Optionally, the drilling assembly includes a motor, which is fixedly mounted on the top of the lifting plate. A drill bit is fixedly mounted on the output end of the motor that passes through the lifting plate, and a second through slot for the drill bit to pass through is provided at the bottom of the box.

[0017] By adopting the above technical solution, when drilling, the motor can drive the drill bit to rotate, thereby drilling a hole into the ground.

[0018] Optionally, an elastic rubber pad is fixedly installed on the inner wall of the sampling cylinder.

[0019] By adopting the above technical solution, when the sampling tube receives the rock and soil sample, the elastic rubber pad can cushion the sample, thereby reducing damage to the sample during the sampling process.

[0020] Optionally, sliders are fixedly mounted on opposite sides of the moving block, and a sliding groove adapted to the sliders is provided inside the lifting block.

[0021] By adopting the above technical solution, the slider and the slide groove can limit the moving range of the moving block and at the same time make the moving block move more smoothly.

[0022] Optionally, a metal protective layer is fixedly installed on the outer surface of the sampling cylinder.

[0023] By adopting the above technical solution and providing a metal protective layer on the outside of the sampling tube, it is possible to reduce the risk of the sampling tube being damaged by hard objects such as underground rocks during the sampling process.

[0024] In summary, the present invention has the following beneficial effects:

[0025] 1. When the utility model is in use, the first electric push rod can drive the lifting plate to move downward, and the drilling assembly on the lifting plate can drill a hole in the ground. After that, the staff can align the sampling tube with the drill hole, and the second electric push rod can drive the lifting block and the sampling tube into the drill hole to take samples. The sampling tube can protect the rock and soil samples and reduce the damage to the rock and soil samples. After that, the staff can control the movement of the limit rod, which can drive the moving block to squeeze the first spring and separate from the limit groove, so that the staff can quickly remove the sampling tube and take out the sample through the side cover;

[0026] 2. When sampling in a borehole, the present invention can push the bottom cover to flip upward and enter the interior of the sampling tube. Then, when the sampling tube moves upward, the second spring can push the bottom cover to return to its original position, completing the rock and soil sampling. The sampling tube can protect the rock and soil samples. The elastic rubber pad in the sampling tube can cushion the samples, reducing damage to the samples during the sampling process. The metal protective layer on the outer surface of the sampling tube can reduce the damage of the sampling tube by hard objects such as underground rocks during the sampling process, thereby reducing the damage to the rock and soil samples. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model.

[0028] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model.

[0029] Figure 3 This utility model Figure 2 Enlarged structural diagram at point A in the middle.

[0030] Figure 4 It is a schematic diagram of the cross-sectional structure of the sampling tube of the present utility model.

[0031] Description of reference numerals:

[0032] 1. Box body; 2. First electric push rod; 3. Lifting plate; 4. Drilling assembly; 41. Motor; 42. Drill bit; 5. Second electric push rod; 6. Lifting block; 7. Sampling tube; 8. Insert rod; 9. First spring; 10. Moving block; 11. Limit rod; 12. Bottom cover; 13. Second spring; 14. Third spring; 15. Block; 16. Pull ring; 17. Universal wheel; 18. Elastic rubber pad; 19. Slider; 20. Metal protective layer. DETAILED DESCRIPTION

[0033] The following is in conjunction with the appended drawings in the embodiment of the present utility model. Figure 1-4 The technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without creative effort shall fall within the scope of protection of the present invention.

[0034] Please refer to Figure 1 and Figure 2 A rock and soil sampling equipment for geological survey includes a box body 1, and a universal wheel 17 is installed at the bottom of the box body 1. There are four universal wheels 17, and the four universal wheels 17 are respectively arranged at the four corners of the bottom of the box body 1. The universal wheels 17 can facilitate the staff to move the box body 1 to meet the usage needs of different places.

[0035] Please refer to Figure 1 and Figure 2The top of the housing 1 is provided with a mounting slot. A first electric push rod 2 is fixedly mounted on the inner wall of the mounting slot. A lifting plate 3 is fixedly mounted on the vertically downwardly extending end of the first electric push rod 2. A drilling assembly 4 is provided on the lifting plate 3. The drilling assembly 4 includes a motor 41, which is fixedly mounted on the top of the lifting plate 3. A drill bit 42 is fixedly mounted on the output end of the motor 41 that extends through the lifting plate 3. The motor 41 can drive the drill bit 42 to rotate. A second through slot for the drill bit 42 to pass through is provided at the bottom of the housing 1. During use, the first electric push rod 2 can drive the lifting plate 3 to move downward, and the motor 41 on the lifting plate 3 can drive the drill bit 42 to rotate, thereby drilling a hole in the ground.

[0036] Please refer to Figure 2 and Figure 3 A second electric push rod 5 is fixedly mounted on the inner top wall of the housing 1. A lifting block 6 is fixedly mounted on the vertically downward telescopic end of the second electric push rod 5. A sampling tube 7 is provided at the bottom of the lifting block 6. A first through slot for the sampling tube 7 to pass through is provided at the bottom of the housing 1. A side cover is threadedly connected to one side of the sampling tube 7. A plug rod 8 is fixedly mounted on the top of the sampling tube 7. A slot adapted to the plug rod 8 is provided inside the lifting block 6. A first spring 9 is fixedly mounted inside the lifting block 6. A moving block 10 is fixedly mounted on one side of the first spring 9. A limiting rod 11 is fixedly passed through the inside of the moving block 10. A limiting slot adapted to the limiting rod 11 is provided inside the plug rod 8. When it is necessary to remove the rock and soil sample from the sampling tube 7, the staff can control the limiting rod 11 to move. The limiting rod 11 can drive the moving block 10 to squeeze the first spring 9 and separate from the limiting slot, so that the staff can quickly remove the sampling tube 7 and remove the sample through the side cover.

[0037] Please refer to Figure 4 An elastic rubber pad 18 is fixedly mounted on the inner wall of the sampling tube 7. When the sampling tube 7 receives the rock and soil sample, the elastic rubber pad 18 can cushion the sample and reduce damage to the sample during the sampling process. A metal protective layer 20 is fixedly mounted on the outer surface of the sampling tube 7. The metal protective layer 20 is provided on the outside of the sampling tube 7 to prevent the sampling tube 7 from being damaged by hard objects such as underground rocks during the sampling process.

[0038] Please refer to Figure 2 and Figure 3 One end of the limit rod 11 extends through the exterior of the lifting block 6 and is fixedly connected to a pull ring 16, which allows the operator to pull the limit rod 11 to move. Sliders 19 are fixedly mounted on opposite sides of the moving block 10. Sliders 19 are provided inside the lifting block 6 to accommodate the slides 19. These slides 19 and the slide grooves limit the range of motion of the moving block 10 and ensure smoother movement.

[0039] Please refer to Figure 2 and Figure 3The bottom of the sampling tube 7 is rotatably connected to a bottom cover 12. A second spring 13 is obliquely installed on the top of the bottom cover 12. One end of the second spring 13 is fixedly connected to the inner wall of the sampling tube 7. A rubber protective sleeve is fixedly sleeved on the outer surface of the second spring 13. A third spring 14 is fixedly installed inside the bottom cover 12. A clamping block 15 is fixedly installed on one end of the third spring 14. A clamping slot that matches the clamping block 15 is provided inside the sampling tube 7. During the sampling process, the second electric push rod 5 drives the sampling tube 7 to move downward. The rock and soil sample in the drilled hole can push the bottom cover 12. The clamping block 15 can squeeze the third spring 14, thereby causing the bottom cover 12 to flip upward, allowing the rock and soil sample to enter the interior of the sampling tube 7. Then, when the sampling tube 7 moves upward, the second spring 13 can push the bottom cover 12 to return to its original position, thereby completing the rock and soil sampling.

[0040] The implementation principle of the utility model is: through the design of the box body 1, the first electric push rod 2, the lifting plate 3, the motor 41, the drill bit 42, the second electric push rod 5, the lifting block 6, the sampling tube 7, the insertion rod 8, the first spring 9, the moving block 10, the limit rod 11, the bottom cover 12, the second spring 13, the third spring 14, the clamping block 15, the pull ring 16, the universal wheel 17, the elastic rubber pad 18, the slider 19 and the metal protective layer 20, when in use, the first electric push rod 2 can drive the lifting plate 3 to move downward, the motor 41 on the lifting plate 3 can drive the drill bit 42 to rotate, and drill the ground surface. After that, the staff can move the box body 1 through the universal wheel 17 to align the sampling tube 7 with the drill hole, and the second electric push rod 5 can drive the lifting block 6 and the sampling tube 7 to enter The rock and soil samples in the borehole can push the bottom cover 12 to flip upward and enter the sampling tube 7. Then, when the sampling tube 7 moves upward, the second spring 13 can push the bottom cover 12 to reset, completing the rock and soil sampling. The sampling tube 7 can protect the rock and soil samples, and the elastic rubber pad 18 can buffer the samples, reducing damage to the samples during the sampling process, thereby reducing the damage to the rock and soil samples. Finally, the staff can pull the pull ring 16 to move, and the pull ring 16 can drive the limit rod 11 to move. The limit rod 11 can drive the moving block 10 to squeeze the first spring 9 and separate from the limit groove under the cooperation of the slider 19 and the slide groove, so that the staff can quickly remove the sampling tube 7 and take out the sample through the side cover.

[0041] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0042] The above are all preferred embodiments of the present invention, and are not intended to limit the scope of protection of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the scope of protection of the present invention.

Claims

1. A rock and soil sampling device for geological survey, comprising a box (1), characterized in that: A mounting groove is provided on the top of the box body (1), a first electric push rod (2) is fixedly installed on the inner wall of the mounting groove provided on the top of the box body (1), a lifting plate (3) is fixedly installed on the vertically downward telescopic end of the first electric push rod (2), and a drilling assembly (4) is provided on the lifting plate (3); A second electric push rod (5) is fixedly mounted on the inner top wall of the box body (1), and a lifting block (6) is fixedly mounted on the telescopic end of the second electric push rod (5) pointing vertically downward. A sampling tube (7) is provided at the bottom of the lifting block (6). A first through slot for the sampling tube (7) to pass through is provided at the bottom of the box body (1), and a side cover is threadedly connected to one side of the sampling tube (7). A plug rod (8) is fixedly mounted on the top of the sampling tube (7). A slot adapted to the plug rod (8) is provided inside the lifting block (6). A first spring (9) is fixedly mounted inside the lifting block (6), and a moving block (10) is fixedly mounted on one side of the first spring (9). A limiting rod (11) is fixedly passed through the inside of the moving block (10), and a limiting slot adapted to the limiting rod (11) is provided inside the plug rod (8).

2. The rock and soil sampling equipment for geological survey according to claim 1, characterized in that: The bottom of the sampling cylinder (7) is rotatably connected to a bottom cover (12), and a second spring (13) is obliquely installed on the top of the bottom cover (12). One end of the second spring (13) is fixedly connected to the inner wall of the sampling cylinder (7), and a rubber protective sleeve is fixedly sleeved on the outer surface of the second spring (13). A third spring (14) is fixedly installed inside the bottom cover (12), and a clamping block (15) is fixedly installed at one end of the third spring (14). A clamping slot adapted to the clamping block (15) is provided inside the sampling cylinder (7).

3. The rock and soil sampling equipment for geological survey according to claim 1, characterized in that: One end of the limiting rod (11) passes through the outside of the lifting block (6) and is fixedly connected to a pull ring (16).

4. The rock and soil sampling equipment for geological survey according to claim 1, characterized in that: Universal wheels (17) are installed at the bottom of the box (1).

5. The rock and soil sampling equipment for geological survey according to claim 1, characterized in that: The drilling assembly (4) comprises a motor (41), the motor (41) being fixedly mounted on the top of the lifting plate (3), a drill bit (42) being fixedly mounted on the output end of the motor (41) which passes through the lifting plate (3), and a second through slot for the drill bit (42) to pass through being formed at the bottom of the box (1).

6. The rock and soil sampling equipment for geological survey according to claim 1, characterized in that: An elastic rubber pad (18) is fixedly mounted on the inner wall of the sampling cylinder (7).

7. The rock and soil sampling equipment for geological survey according to claim 1, characterized in that: Slide blocks (19) are fixedly mounted on opposite sides of the moving block (10), and a sliding groove adapted to the slide blocks (19) is provided inside the lifting block (6).

8. The rock and soil sampling equipment for geological survey according to claim 1, characterized in that: A metal protective layer (20) is fixedly mounted on the outer surface of the sampling cylinder (7).

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