CN116839974A - Geotechnical engineering investigation sampling device - Google Patents
Geotechnical engineering investigation sampling device Download PDFInfo
- Publication number
- CN116839974A CN116839974A CN202310817813.9A CN202310817813A CN116839974A CN 116839974 A CN116839974 A CN 116839974A CN 202310817813 A CN202310817813 A CN 202310817813A CN 116839974 A CN116839974 A CN 116839974A
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- CN
- China
- Prior art keywords
- drill rod
- scraping plate
- threaded drill
- geotechnical engineering
- screw
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- 238000005070 sampling Methods 0.000 title claims abstract description 32
- 238000011835 investigation Methods 0.000 title abstract description 13
- 238000007790 scraping Methods 0.000 claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims description 16
- 238000005553 drilling Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 239000002689 soil Substances 0.000 abstract description 33
- 239000011435 rock Substances 0.000 abstract description 30
- 230000000694 effects Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000010006 flight Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001507 sample dispersion Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- 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 discloses a geotechnical engineering investigation sampling device, and relates to the field of sampling devices. The invention comprises a trolley and a fixed frame arranged on the upper surface of the trolley, wherein a movable seat is arranged at the fixed frame, a threaded drill rod is arranged on the lower surface of the movable seat, and a driving motor is arranged on the upper surface of the movable seat and used for driving the threaded drill rod to rotate and sample geotechnical engineering. According to the invention, the two groups of scrapers are arranged at the fixing frame, one ends of the two groups of scrapers are in contact with the groove wall of the thread groove formed in the outer surface of the threaded drill rod, when the threaded drill rod is driven to rotate out of the rock soil layer, the two groups of scrapers can scrape rock soil samples accumulated in the thread groove, so that the scraped samples are automatically separated from the threaded drill rod, the scraping effect of the scrapers is good, partial rock soil samples are prevented from being accumulated in the thread groove formed in the outer surface of the threaded drill rod, the samples are effectively collected, and the overall operation efficiency is increased.
Description
Technical Field
The invention relates to the technical field of sampling devices, in particular to a geotechnical engineering investigation sampling device.
Background
When the geographical environment is surveyed, soil, water quality, climate and the like in the geographical environment are required to be surveyed, for example, when the rock and soil in the geographical environment is surveyed, a threaded drill rod is required to be used in an auxiliary mode so as to sample samples of different layers in the rock and soil, and then the samples are inspected so that the condition of the rock and soil in the geographical environment can be accurately surveyed.
The drive equipment that current screw thread drilling rod and department set up all sets up in shallow department for be convenient for remove it, but screw thread drilling rod is after taking a sample the soil sample, can not scrape out the soil sample that its external surface screw thread groove department piled up voluntarily, and inconvenient collection to the sample influences whole reconnaissance sampling efficiency.
The main reason for the problem is that the conventional threaded drill rod is driven by the driving device to rotate and move out of the rock soil layer after sampling, when the threaded drill rod moves to the outside of the rock soil layer, part of rock soil samples at the thread grooves on the outer surface of the threaded drill rod can fall on the surface of the trolley under the action of gravity, and other samples accumulated at the deeper positions of the thread grooves cannot be automatically separated from the threaded drill rod, so that a worker needs to search tools to collect the samples;
in addition, the sample can directly drop on the surface of shallow after separating with the screw thread drilling rod, but the shallow surface does not set up and carries out concentrated device of collecting to the geotechnical sample, leads to the geotechnical sample dispersion for later stage is inconvenient to sample collection, influences the efficiency of whole sample, to above-mentioned condition, we propose a geotechnical engineering investigation sampling device.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention discloses a geotechnical engineering investigation sampling device, which aims to solve the problems that the prior threaded drill rod and driving equipment arranged at the threaded drill rod are arranged at a trolley in the prior art, so that the threaded drill rod is convenient to move, the threaded drill rod cannot automatically scrape out the geotechnical samples accumulated at the thread grooves on the outer surface of the threaded drill rod after sampling the geotechnical samples, the samples are inconvenient to collect, and the whole investigation sampling efficiency is affected.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: a geotechnical engineering survey sampling device, comprising: the device comprises a trolley and a fixed frame arranged on the upper surface of the trolley, wherein a movable seat is arranged at the fixed frame, a threaded drill rod is arranged on the lower surface of the movable seat, and the threaded drill rod can be used for exploring and sampling geotechnical engineering;
the inner surface of the fixing frame is provided with a scraping mechanism, so that samples sampled at the thread groove on the outer surface of the threaded drill rod can be scraped and removed, namely, the samples are separated from the threaded drill rod;
the scraping mechanism comprises a first scraping plate, a second scraping plate and a control screw, one ends of the first scraping plate and the second scraping plate are contacted with the groove wall of the thread groove on the outer surface of the threaded drill rod, and a group of control screws are arranged at the other ends of the first scraping plate and the second scraping plate and used for adjusting and controlling the positions of the first scraping plate and the second scraping plate.
Preferably, the two groups of control screws are both rotatably arranged at the fixing frame, the fixing block is arranged on the inner surface of the fixing frame, and one ends of the two groups of control screws penetrate through the fixing block and are respectively connected with the first scraping plate and the second scraping plate.
Preferably, a group of telescopic rods are arranged between the first scraping plate and the fixed block, and are used for limiting the positions of the first scraping plate and the second scraping plate.
Preferably, one side of the first scraping plate and one side of the second scraping plate, which are close to the control screw, are respectively provided with a group of connecting seats, one ends of the two groups of control screw are respectively provided with a group of connecting blocks, and the connecting blocks are limited and rotate in the connecting seats.
Preferably, one end of the control screw, which is far away from the connecting block, is provided with a handle, and the outer surface of one end of the control screw, which is positioned outside the fixing frame, is provided with a first bolt for fixing the control screw.
Preferably, the upper surface of shallow is provided with collection mechanism, and collects corresponding between mechanism and the mount for collect the sample of screw thread drilling rod department in a centralized way, collection mechanism is including setting up the mounting panel at the shallow upper surface, the mounting panel department slides and is provided with the collection box, and the one end of collection box cup joints the outside of setting at the screw thread drilling rod.
Preferably, the mounting groove has been seted up to the upper surface of mounting panel, the inside of mounting groove is provided with fixing screw, the lower surface of collecting the box is provided with the connecting plate, the connecting plate cup joints the surface that sets up at fixing screw, and fixing screw's one end is provided with the second bolt for it is spacing fixed to collect the position of box.
Preferably, the side of shallow is provided with fixed inserted bar for fix the shallow, the interior top of mount is provided with multiunit hydraulic telescoping column, and multiunit hydraulic telescoping column's one end is connected with the upper surface of removing the seat, is used for driving the screw thread drilling rod that removes seat and removes seat department and set up and reciprocate.
Preferably, a driving motor is arranged on the upper surface of the movable seat, and the driving motor is connected with the threaded drill rod and used for driving the threaded drill rod to rotate for sampling.
The invention discloses a geotechnical engineering investigation sampling device, which has the following beneficial effects:
1. according to the invention, the two groups of scrapers are arranged at the fixing frame, one ends of the two groups of scrapers are in contact with the groove wall of the thread groove formed in the outer surface of the threaded drill rod, when the threaded drill rod is driven to rotate out of the rock soil layer, the two groups of scrapers can scrape rock soil samples accumulated in the thread groove, so that the scraped samples are automatically separated from the threaded drill rod, the scraping effect of the scrapers is good, partial rock soil samples are prevented from being accumulated in the thread groove formed in the outer surface of the threaded drill rod, the samples are effectively collected, and the overall operation efficiency is increased.
2. According to the invention, the collecting box is arranged at the mounting plate, namely, two groups of connecting plates arranged on the lower surface of the collecting box are spliced and arranged at the mounting groove arranged at the mounting plate, one end of the collecting box is positioned at the outer periphery of the threaded drill rod and surrounds the outer periphery of part of the threaded drill rod, so that the collecting box can collect the rock and soil samples falling from the threaded drill rod in a concentrated manner, the situation that the sampled rock and soil samples directly fall on the surface of a trolley in a traditional mode is avoided, and workers cannot collect the rock and soil samples conveniently is avoided.
3. According to the invention, by rotating a group of control screws arranged at the fixing frame, under the pushing action of the control screws, one ends of a group of scrapers arranged at one end of the control screws are propped against the groove walls of the thread grooves formed in the outer surface of the threaded drill rod, and then the first bolts arranged at the outer surface of the other end of the control screws are rotated, so that the control screws and the group of scrapers arranged at one end of the control screws are in a fixed state, and rock and soil samples at the threaded drill rod where the scrapers can be stabilized are taken out.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the threaded drill rod and drive motor of the present invention;
FIG. 3 is a schematic view of the threaded drill rod and two sets of flights of the present invention;
FIG. 4 is a schematic view of the first flight and control screw configuration of the present invention;
FIG. 5 is a schematic view of the structure of the connecting block and the connecting seat of the present invention;
FIG. 6 is a schematic view of the structure of the collecting box of the present invention;
FIG. 7 is a schematic view of the structure of the collecting box and the mounting plate of the present invention.
In the figure: 1. a cart; 101. a fixing frame; 102. a movable seat; 103. a hydraulic telescopic column; 104. a threaded drill rod; 105. a driving motor; 2. a scraping mechanism; 201. a first scraper; 202. a second scraper; 203. a fixed block; 204. a control screw; 205. a first bolt; 206. a telescopic rod; 207. a handle; 3. a connecting seat; 301. a connecting block; 4. a collection mechanism; 401. a mounting plate; 402. a mounting groove; 403. a fixed screw; 404. a collection box; 405. a connecting plate; 406. a second bolt; 5. the insert rod is fixed.
Detailed Description
The embodiment of the invention discloses a geotechnical engineering investigation sampling device, as shown in fig. 1-7, in order to make the purposes, technical schemes and advantages of the embodiment of the invention more clear, the technical schemes of the embodiment of the invention are clearly and completely described below by means of the embodiment in combination with the drawings in the invention.
Embodiment 1,
As shown in fig. 1-7, a geotechnical engineering investigation sampling device is provided, a trolley 1 and a fixing frame 101 arranged on the upper surface of the trolley 1 are provided, a movable seat 102 is arranged at the fixing frame 101, a threaded drill rod 104 is arranged on the lower surface of the movable seat 102, the threaded drill rod 104 can carry out investigation sampling on geotechnical engineering, a driving motor 105 is arranged on the upper surface of the movable seat 102, the driving motor 105 is connected with the threaded drill rod 104 and is used for driving the threaded drill rod 104 to carry out rotation sampling, after the threaded drill rod 104 is drilled into a geotechnical layer, a geotechnical layer sample is accumulated at a thread groove on the outer surface of the threaded drill rod 104, and after the threaded drill rod 104 is removed from the inside of the geotechnical layer in the later period, the sample at the thread groove on the outer surface of the threaded drill rod 104 can be directly collected.
The side of shallow 1 is provided with fixed inserted bar 5 for fix shallow 1, avoid removing at reconnaissance sample in-process shallow 1, the interior top of mount 101 is provided with multiunit hydraulic telescoping column 103, and multiunit hydraulic telescoping column 103's one end is connected with the upper surface of moving seat 102, is used for driving and moves seat 102 and the screw thread drilling rod 104 that moving seat 102 department set up and down.
Working principle:
when the device is used, the cart 1 is pushed at first, the threaded drill rod 104 arranged at the cart 1 is moved to the position of the rock soil where investigation sampling is required, and after the threaded drill rod is moved to a proper position, the fixed inserted rod 5 arranged at the cart 1 can be rotated, so that one end of the fixed inserted rod 5 is inserted into the rock soil, and the cart 1 is stably fixed at the rock soil.
Further, the hydraulic telescopic column 103 arranged at the fixing frame 101 can be started through the remote control device, so that the hydraulic telescopic column 103 pushes the movable seat 102 connected with one end of the hydraulic telescopic column and the threaded drill rod 104 arranged at the movable seat 102 to move downwards along the inner surface of the fixing frame 101, and meanwhile, the driving motor 105 arranged at the movable seat 102 is started, so that the threaded drill rod 104 rotates, and rock and soil can be drilled in the process of rotating the threaded drill rod 104.
Further, after one end of the threaded drill rod 104 enters the rock and soil layer, a part of rock and soil samples in the rock and soil layer can accumulate at the thread groove formed on the outer surface of the threaded drill rod 104, so that the samples at the thread groove can be collected and inspected at a later period, and then the condition of the rock and soil layer can be surveyed.
Embodiment II,
As shown in fig. 1-7, a scraping mechanism 2 is disposed on an inner surface of a fixing frame 101, so that samples sampled at thread grooves on an outer surface of a threaded drill rod 104 can be scraped and removed, namely, the samples are separated from the threaded drill rod 104, so that the samples on the outer surface of the threaded drill rod 104 are taken down in a process of rotating the threaded drill rod 104 out of a rock soil layer.
The scraping mechanism 2 comprises a first scraping plate 201, a second scraping plate 202 and a control screw 204, wherein one ends of the first scraping plate 201 and the second scraping plate 202 are in contact with the groove wall of a thread groove on the outer surface of the threaded drill rod 104, samples can be separated from the threaded drill rod 104 when the threaded drill rod 104 rotates out, the samples can be completely sampled by arranging two groups of scraping plates, the other ends of the first scraping plate 201 and the second scraping plate 202 are provided with a group of control screws 204 for adjusting and controlling the positions of the first scraping plate 201 and the second scraping plate 202, the two groups of control screws 204 are rotatably arranged at the fixing frame 101, the fixing block 203 is arranged on the inner surface of the fixing frame 101, and one ends of the two groups of control screws 204 penetrate through the fixing block 203 and are respectively connected with the first scraping plate 201 and the second scraping plate 202.
A group of telescopic rods 206 are arranged between the first scraping plate 201 and the second scraping plate 202 and the fixed block 203 and used for limiting the positions of the first scraping plate 201 and the second scraping plate 202, a group of connecting seats 3 are arranged on one sides, close to the control screw 204, of the first scraping plate 201 and the second scraping plate 202, a group of connecting blocks 301 are arranged at one ends of the two groups of control screw 204, the connecting blocks 301 are limited to rotate inside the connecting seats 3, and the connecting seats 3 and the connecting blocks 301 are arranged to enable the control screw 204 to be always in a connection state with the group of scraping plates in the process of rotating the control screw 204, and the group of scraping plates are not driven to rotate along with the control screw 204.
The control screw 204 is provided with a handle 207 at one end far away from the connection block 301, and a first bolt 205 is provided at an outer surface of one end of the control screw 204 located outside the fixing frame 101 for fixing the control screw 204.
Working principle:
when the device is used, by rotating the set of control screws 204 arranged at the fixing frame 101, one end of the set of scrapers arranged at one end of the set of control screws 204 is propped against the groove wall of the thread groove formed in the outer surface of the threaded drill rod 104 under the pushing action of the control screws 204, and then the first bolts 205 arranged at the outer surface of the other end of the control screws 204 are rotated, so that the control screws 204 and the set of scrapers arranged at one end of the control screws 204 are in a fixed state.
In addition, the connection state between the squeegee and the control screw 204 is always maintained and the movement track of the squeegee is stable by the restriction of the telescopic link 206, the connection seat 3, and the connection block 301.
When the threaded drill rod 104 is moved out of the rock and soil layer in a rotating mode, rock and soil samples stacked in the threaded grooves on the outer surface of the threaded drill rod 104 are contacted with the two groups of scrapers, so that the rock and soil samples are separated from the threaded drill rod 104 under the scraping action of the two groups of scrapers, and the separated rock and soil samples fall on the upper surface of the trolley 1, and the samples are collected later.
Third embodiment,
As shown in fig. 1-7, a sampling device for geotechnical engineering investigation is provided on the upper surface of a cart 1, and the collection mechanism 4 corresponds to a fixing frame 101, and is used for collecting samples at the position of a threaded drill rod 104 in a centralized manner, the collection mechanism 4 comprises a mounting plate 401 arranged on the upper surface of the cart 1, a collection box 404 is slidably arranged at the mounting plate 401, the collection box 404 is in a drawer form, one side of the collection box 404 is in a completely exposed state, one end of the collection box 404 is sleeved and connected with the outside of the threaded drill rod 104, but is not in contact with the outer surface of the threaded drill rod 104, and when two groups of scrapers scrape the collected geotechnical samples at the thread grooves on the outer surface of the threaded drill rod 104 to the upper surface of the cart 1, the collection box 404 positioned at the position of the cart 1 can collect the geotechnical in a centralized manner.
The mounting panel 401's upper surface has been seted up mounting groove 402, carries out spacingly to the position of placing of collecting box 404, and the inside of mounting groove 402 is provided with fixing screw 403, and collecting box 404's lower surface is provided with connecting plate 405, and connecting plate 405 cup joints the surface that sets up at fixing screw 403, and fixing screw 403's length is greater than connecting plate 405's length, and fixing screw 403's one end is provided with second bolt 406 for carry out spacingly fixed to collecting box 404's position.
Working principle:
when the device is used, the collecting box 404 is firstly arranged at the mounting plate 401, namely, two groups of connecting plates 405 arranged on the lower surface of the collecting box 404 are spliced and arranged at the mounting groove 402 formed in the mounting plate 401, and at the moment, the two groups of connecting plates 405 are limited and sleeved on the outer surface of the fixing screw 403 arranged at the mounting groove 402.
Further, when one end side of the connecting plate 405 abuts against the inner side wall of the mounting groove 402, the collecting box 404 is placed at the mounting plate 401 in a limited manner, and one end of the collecting box 404 is located at the outer periphery of the threaded drill rod 104, so as to surround a part of the outer periphery of the threaded drill rod 104.
Further, the second bolt 406 is installed at one end of the exposed portion of the fixing screw 403, so that one side of the second bolt 406 abuts against the side surface of the collecting box 404, and the collecting box 404 is stably limited at the mounting plate 401, so that the collecting box 404 can intensively collect the rock and soil samples falling from the threaded drill rod 104.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. A geotechnical engineering survey sampling device, comprising: the device comprises a trolley (1) and a fixing frame (101) arranged on the upper surface of the trolley (1), wherein a movable seat (102) is arranged at the fixing frame (101), a threaded drill rod (104) is arranged on the lower surface of the movable seat (102), and the threaded drill rod (104) can be used for exploring and sampling geotechnical engineering;
the method is characterized in that: the inner surface of the fixing frame (101) is provided with a scraping mechanism (2) which can scrape and remove samples sampled at the thread groove on the outer surface of the threaded drill rod (104), namely, the samples are separated from the threaded drill rod (104);
the scraping mechanism (2) comprises a first scraping plate (201), a second scraping plate (202) and a control screw (204), one ends of the first scraping plate (201) and the second scraping plate (202) are contacted with the groove wall of the thread groove on the outer surface of the threaded drill rod (104), and a group of control screws (204) are arranged at the other ends of the first scraping plate (201) and the second scraping plate (202) and used for adjusting and controlling the positions of the first scraping plate (201) and the second scraping plate (202).
2. A geotechnical engineering survey sampling apparatus according to claim 1, wherein: the two groups of control screws (204) are both rotatably arranged at the fixing frame (101), the fixing block (203) is arranged on the inner surface of the fixing frame (101), and one ends of the two groups of control screws (204) penetrate through the fixing block (203) and are respectively connected with the first scraping plate (201) and the second scraping plate (202).
3. A geotechnical engineering survey sampling apparatus according to claim 2, wherein: a group of telescopic rods (206) are arranged between the first scraping plate (201) and the fixed block (203) and are used for limiting the positions of the first scraping plate (201) and the second scraping plate (202).
4. A geotechnical engineering survey sampling apparatus according to claim 3, wherein: one side of the first scraping plate (201) and one side of the second scraping plate (202) close to the control screw (204) are respectively provided with a group of connecting seats (3), one ends of the two groups of control screw (204) are respectively provided with a group of connecting blocks (301), and the connecting blocks (301) are limited to rotate in the connecting seats (3).
5. The geotechnical engineering survey sampling device of claim 4, wherein: one end of the control screw (204) far away from the connecting block (301) is provided with a handle (207), and the outer surface of one end of the control screw (204) outside the fixing frame (101) is provided with a first bolt (205) for fixing the control screw (204).
6. A geotechnical engineering survey sampling apparatus according to claim 1, wherein: the upper surface of shallow (1) is provided with collection mechanism (4), and corresponds between collection mechanism (4) and mount (101) for collect the sample of screw thread drilling rod (104) department in a centralized way, collection mechanism (4) are including setting up mounting panel (401) at shallow (1) upper surface, mounting panel (401) department slip is provided with collection box (404), and the one end of collection box (404) cup joints the outside of setting at screw thread drilling rod (104).
7. The geotechnical engineering survey sampling device of claim 6, wherein: mounting groove (402) have been seted up to the upper surface of mounting panel (401), the inside of mounting groove (402) is provided with fixing screw (403), the lower surface of collecting box (404) is provided with connecting plate (405), connecting plate (405) cup joint the surface that sets up at fixing screw (403), and the one end of fixing screw (403) is provided with second bolt (406) for carry out spacing fixed to the position of collecting box (404).
8. A geotechnical engineering survey sampling apparatus according to claim 1, wherein: the side of shallow (1) is provided with fixed inserted bar (5) for fix shallow (1), the interior top of mount (101) is provided with multiunit hydraulic telescoping column (103), and the one end of multiunit hydraulic telescoping column (103) is connected with the upper surface of moving seat (102), is used for driving and moves seat (102) and moves threaded drilling rod (104) that seat (102) department set up and reciprocates.
9. The geotechnical engineering survey sampling device of claim 8, wherein: the upper surface of the movable seat (102) is provided with a driving motor (105), and the driving motor (105) is connected with the threaded drill rod (104) and is used for driving the threaded drill rod (104) to rotate and sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310817813.9A CN116839974B (en) | 2023-07-05 | 2023-07-05 | Geotechnical engineering investigation sampling device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310817813.9A CN116839974B (en) | 2023-07-05 | 2023-07-05 | Geotechnical engineering investigation sampling device |
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| CN116839974A true CN116839974A (en) | 2023-10-03 |
| CN116839974B CN116839974B (en) | 2024-05-14 |
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| CN116839974B (en) | 2024-05-14 |
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