CN220469903U - In-situ sand taking test device - Google Patents
In-situ sand taking test device Download PDFInfo
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- CN220469903U CN220469903U CN202322299727.1U CN202322299727U CN220469903U CN 220469903 U CN220469903 U CN 220469903U CN 202322299727 U CN202322299727 U CN 202322299727U CN 220469903 U CN220469903 U CN 220469903U
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- sample
- sand
- gel
- cutting
- sleeve
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- 239000004576 sand Substances 0.000 title claims abstract description 54
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 17
- 238000012360 testing method Methods 0.000 title claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 52
- 230000005540 biological transmission Effects 0.000 claims abstract description 47
- 230000007246 mechanism Effects 0.000 claims abstract description 40
- 238000005070 sampling Methods 0.000 claims abstract description 11
- 239000002689 soil Substances 0.000 claims abstract description 11
- 238000005057 refrigeration Methods 0.000 claims description 10
- 238000001879 gelation Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims 1
- 238000005553 drilling Methods 0.000 abstract description 6
- 239000011148 porous material Substances 0.000 abstract description 5
- 230000008021 deposition Effects 0.000 abstract description 3
- 238000009826 distribution Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract description 3
- 239000004575 stone Substances 0.000 description 12
- 238000002474 experimental method Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to the technical field of engineering geological drilling and discloses an in-situ sand taking test device which comprises a sand taking mechanism, a rotary control mechanism, a soil body cutting mechanism and a gelatinizing mechanism, wherein the sand taking mechanism comprises a rotary handle, a sleeve, a force transmission arm, a gel transmission pipeline and a sample ring cutter, and the force transmission arm is sleeved in the sleeve. According to the in-situ sand taking test device, the cutting piece is controlled to be opened by the rotating handle, so that an in-situ sand sample is obtained along the direction parallel to the deposition layer, the particle size distribution and the porosity are almost unchanged after the sample is taken out, the sand sample is collected and kept in the original state under the condition that parameters such as stress conditions and pore structures of sand are not damaged, and therefore more accurate and reliable sampling is achieved.
Description
Technical Field
The utility model relates to the technical field of engineering geological drilling, in particular to an in-situ sand taking test device.
Background
The sand sampling is performed for finding out the content and the performance of the components in the sand layer, and the sampled sample can reflect the rough form of the sand and provide theoretical basis for subsequent experiments and the like.
The existing sand and stone experiment usually obtains physical and mechanical parameters through an indoor experiment, but the indoor experiment greatly changes the stress condition, pore structure and other characteristics of sand in the process of sand sampling and sample preparation, so that larger errors occur in experimental results, and the corresponding reference standard is difficult to provide in practical engineering application.
Disclosure of Invention
Aiming at the defects and problems of the existing sand sampling tool, the utility model provides the in-situ sand taking test device which has unique structure and convenient use, and can directly collect and keep the sand sample in the original state under the condition of not damaging the stress condition, pore structure and other parameters of sand, thereby effectively solving the problems that the existing sand collecting device can not accurately reflect the mechanical parameters and structural characteristics under the actual condition of the occurrence field, and solving the problems that the experimental result of the existing indoor test is disturbed and has large error.
The utility model solves the technical problems by adopting the scheme that: the utility model provides a sand test device is got to normal position, includes sand taking mechanism, rotary control mechanism, soil body cutting mechanism and gelation mechanism, sand taking mechanism includes twist grip, sleeve, transmission arm, gel transmission pipeline and sample ring cutter, transmission arm suit is in the sleeve, after the one end of transmission arm runs through the sleeve with twist grip fixed mounting, gel transmission pipeline sets up between sleeve and transmission arm, the other end of transmission arm passes through rotary control mechanism and sample ring cutter fixed mounting, rotary control mechanism includes rotor, driving arm and rotatory transmission shaft, the rotor and the other end fixed mounting of transmission arm, the quantity of driving arm has a plurality of and its one end evenly interval fixed mounting on the outward flange of rotor, the other end of driving arm and the top rotation suit of rotatory transmission shaft, the sample ring cutter is double-deck tubular structure, rotatory transmission shaft passes in sample ring cutter inside, sample ring cutter and rotatory transmission shaft's upper portion through gear structure rotation connection, soil body cutting mechanism can carry out whole cutting to the sample grit, the import end of gel transmission pipeline and gelation mechanism fixed mounting, gelation mechanism can include gel solution case and conveyer pipe, conveyer pipe and gel transmission pipeline are through the gel in the gel transmission pipeline, the gel is passed through to the conveyer pipe and gel transmission line.
Preferably, the soil body cutting mechanism includes articulated portion, inner ring groove, cutting piece, refrigeration controller, outer ring groove and interlock curved bar, and the quantity of articulated portion, cutting piece and interlock curved bar all has a plurality ofly, all the partly articulated portion interval rotation of articulated portion is installed on the outer edge of inner ring groove, and is remained articulated portion is articulated with the interlock curved bar, the cutting piece is petal form, has three extreme points, and the one end of interlock curved bar is connected with the first extreme point of cutting piece through the articulated portion, the second extreme point of cutting piece is articulated with the articulated portion on the inner ring groove, the third extreme point of cutting piece is the free end, and all cutting pieces can cut sample ring cutter lower part open department and shutoff, and refrigeration controller is located the outside upper portion setting of outer ring groove to hug closely telescopic diapire.
Preferably, the radius of the inner ring groove is consistent with the radius of the sample ring cutter.
Preferably, the radius of the outer ring groove is consistent with the radius length of the lower half part of the cylinder wall.
Preferably, the cutting blades rotate around the hinge part, and after the rotation, all the cutting blades are in a closed state so as to realize the closed state of the lower part of the sample ring cutter.
The utility model has the beneficial effects that: firstly, when the device is used, a drilling machine is used for drilling a set sand layer depth, and the device is used for in-situ sand sample taking; the device is pressed down to the sand layer with the target depth, gel solution in the gel solution box is conveyed to a gel conveying pipeline through a conveying pipe, a refrigeration controller is started, a cutting blade is refrigerated, gel flowing to the lower part is gelled at low temperature, gel which is continuously pumped into the middle part flows to the center position of a sample ring cutter, gel in the middle part is gelled, sand stone is fixed, then the rotating handle is rotated, the rotor, the driving arm and the rotating transmission shaft are controlled to rotate together at the same angle, left rotating motion is carried out around the hinge part, the rotating handle rotates to a cutting blade closing position, at the moment, the lower end of the sample ring cutter is in a closing state, the sand taking process is completed, the handle is rotated anticlockwise, and the cutting blade rotates to an unfolding position; the device controls the cutting blade to be opened by arranging the rotary handle, so that the in-situ sand and stone sample is obtained along the direction parallel to the deposition layer, the particle size distribution and the porosity are almost unchanged after the sample is taken out, the sand and stone sample is collected under the condition that the stress condition, the pore structure and other parameters of the sand and stone are not damaged, and the original state of the sand and stone sample is kept, thereby realizing more accurate and reliable sampling.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the front cut-away structure of the main body of the present utility model;
FIG. 3 is a schematic top view of the soil body cutting mechanism of the present utility model;
FIG. 4 is a schematic view of the enlarged cross-sectional structure at A of the present utility model;
FIG. 5 is a schematic view of a sample ring cutter connection structure of the present utility model;
fig. 6 is a schematic top view of the rotation control mechanism of the present utility model.
In the figure: 1. a sand taking mechanism; 11. rotating the handle; 12. a sleeve; 13. a force transmission arm; 14. a gel transfer line; 15. a sample ring cutter; 2. a rotation control mechanism; 21. a rotor; 22. a drive arm; 23. rotating the transmission shaft; 3. a soil body cutting mechanism; 31. a hinge part; 32. an inner ring groove; 33. cutting the sheet; 34. a refrigeration controller; 35. an outer ring groove; 36. a linkage curved lever; 4. a gelling mechanism; 41. a gel solution tank; 42. a conveying pipe.
Detailed Description
For the purposes, technical solutions and advantages of the present application, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
The following describes in detail the technical solutions provided by the embodiments of the present application with reference to the accompanying drawings.
Example 1: referring to fig. 1, 2, 3, 4, 5 and 6, an in-situ sand sampling test device; the sand taking mechanism 1 comprises a rotating handle 11, a sleeve 12, a force transmission arm 13, a gel transmission pipeline 14 and a sample ring cutter 15, wherein the force transmission arm 13 is sleeved in the sleeve 12, one end of the force transmission arm 13 penetrates through the sleeve 12 and is fixedly installed with the rotating handle 11, the gel transmission pipeline 14 is arranged between the sleeve 12 and the force transmission arm 13, and the other end of the force transmission arm 13 is fixedly installed with the sample ring cutter 15 through the rotating control mechanism 2;
the rotary control mechanism 2 comprises a rotor 21, a driving arm 22 and a rotary transmission shaft 23, wherein the rotor 21 is fixedly arranged at the other end of the force transmission arm 13, a plurality of driving arms 22 are arranged, one ends of the driving arms 22 are uniformly and fixedly arranged at the outer edge of the rotor 21 at intervals, the other ends of the driving arms 22 are rotationally sleeved with the top end of the rotary transmission shaft 23, the sample ring cutter 15 is of a double-layer cylindrical structure, the rotary transmission shaft 23 penetrates through the inside of the sample ring cutter 15, the sample ring cutter 15 is rotationally connected with the upper part of the rotary transmission shaft 23 through a gear structure, the soil body cutting mechanism 3 can integrally cut sampled sand and stone, the inlet end of the gel transmission pipeline 14 is fixedly arranged with the gel mechanism 4, the gel mechanism 4 can comprise a gel solution box 41 and a conveying pipe 42, the conveying pipe 42 is communicated with the gel transmission pipeline 14, and gel in the gel solution box 41 enters the gel transmission pipeline 14 through the conveying pipe 42;
the soil body cutting mechanism 3 comprises a hinging part 31, an inner ring groove 32, a cutting piece 33, a refrigeration controller 34, an outer ring groove 35 and a linkage curved rod 36, wherein the hinging part 31, the cutting piece 33 and the linkage curved rod 36 are multiple in number, part of hinging parts 31 of all hinging parts 31 are rotatably arranged on the outer edge of the inner ring groove 32 at intervals, the rest hinging parts 31 are hinged with the linkage curved rod 36, the cutting piece 33 is petal-shaped and has three endpoints, one end of the linkage curved rod 36 is connected with a first endpoint of the cutting piece 33 through the hinging parts 31, a second endpoint of the cutting piece 33 is hinged with the hinging part 31 on the inner ring groove 32, a third endpoint of the cutting piece 33 is a free end, all the cutting pieces 33 can cut and seal the lower opening of the sample ring knife 15, the refrigeration controller 34 is arranged at the outermost upper part of the outer ring groove 35 and clings to the bottom wall of the sleeve 12, and the refrigeration controller 34 can be controlled by a connecting wire or a wireless mode in the prior art;
the radius of the inner ring groove 32 is consistent with the radius length of the sample ring cutter 15;
the radius of the outer ring groove 35 is consistent with the radius length of the lower half part of the sleeve 12;
the cutting blades 33 rotate around the hinge parts 31, and after the rotation, all the cutting blades 33 are in a closed state so as to realize the closed state of the lower part of the sample ring cutter 15;
when the device is used, a drilling machine is used for drilling and setting the depth of a sand layer, and the device is used for carrying out in-situ sand sample taking; pressing down the handle 11 to lower the device into a sand layer with a target depth, conveying gel solution in the gel solution tank 41 into the gel conveying pipeline 14 through the conveying pipe 42, starting the refrigeration controller 34, refrigerating the cutting blade 33, enabling the gel flowing to the lower part to gel at low temperature, enabling the gel continuously pumped into the central position of the sample ring blade 15 to gel, fixing sand and stones, rotating the handle 11, controlling the rotor 21, the driving arm 22 and the rotating transmission shaft 23 to rotate together at the same angle by rotating the handle 11, rotating to the closed position of the cutting blade around the hinge part 31, wherein the lower end of the sample ring blade 15 is in a closed state, completing the sand taking process, rotating the handle 11 anticlockwise, and rotating the cutting blade 33 to the unfolding position; the device is characterized in that the rotary handle 11 is arranged to control the cutting piece 33 to open, so that the in-situ sand and stone sample is obtained along the direction parallel to the deposition layer, the particle size distribution and the porosity after the sample is taken out are almost unchanged, the sand and stone sample is collected under the condition that the stress condition and the pore structure of sand and stone parameters are not damaged, and the original state of the sand and stone sample is kept, so that more accurate and reliable sampling is realized. Meanwhile, the device can effectively avoid the influence of excessive sand collection on the environment, ecology and safety.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.
Claims (5)
1. The utility model provides an in situ sand sampling test device, includes sand sampling mechanism (1), rotary control mechanism (2), soil body cutting mechanism (3) and gelation mechanism (4), its characterized in that, sand sampling mechanism (1) is including twist grip (11), sleeve (12), biography power arm (13), gel transmission pipeline (14) and sample ring cutter (15), biography power arm (13) suit is in sleeve (12), after the one end of biography power arm (13) runs through sleeve (12) with twist grip (11) fixed mounting, gel transmission pipeline (14) set up between sleeve (12) and biography power arm (13), the other end of biography power arm (13) passes through rotary control mechanism (2) and sample ring cutter (15) fixed mounting, rotary control mechanism (2) include rotor (21), initiative arm (22) and rotatory transmission shaft (23), the other end fixed mounting of rotor (21) and biography power arm (13) have a plurality of and its one end evenly spaced fixed mounting on the outer edge of rotor (21), the other end of initiative arm (22) and rotatory transmission shaft (23) are the rotatory transmission shaft (15) of bilayer ring cutter (15) suit, sample ring cutter (15) is inside the sample ring cutter (15), sample cutting ring (15) are connected with the upper portion of rotatory transmission shaft (23) through gear structure rotation, soil body cutting mechanism (3) can carry out the whole cutting to the sample grit, the entrance point and the gelation mechanism (4) fixed mounting of gel transmission pipeline (14), gelation mechanism (4) can include gel solution case (41) and conveyer pipe (42), conveyer pipe (42) and gel transmission pipeline (14) intercommunication, gel in gel solution case (41) enters into in gel transmission pipeline (14) through conveyer pipe (42).
2. The in-situ sand sampling test device according to claim 1, wherein the soil body cutting mechanism (3) comprises a hinge part (31), an inner ring groove (32), a cutting blade (33), a refrigeration controller (34), an outer ring groove (35) and a linkage curved rod (36), the number of the hinge part (31), the cutting blade (33) and the linkage curved rod (36) is multiple, part of the hinge part (31) is rotatably arranged on the outer edge of the inner ring groove (32) at intervals, the rest hinge part (31) is hinged with the linkage curved rod (36), the cutting blade (33) is petal-shaped and has three endpoints, one end of the linkage curved rod (36) is connected with the first end of the cutting blade (33) through the hinge part (31), the second end of the cutting blade (33) is hinged with the hinge part (31) on the inner ring groove (32), the third end of the cutting blade (33) is a free end, and all the cutting blades (33) can enable the lower part of the cutting blade (15) to be tightly attached to the bottom wall of the refrigeration controller (35) of the bottom wall of the test piece and the bottom wall of the test piece (12) is arranged on the outer side of the sealing sleeve (12).
3. The in-situ sand removal test device as claimed in claim 2, wherein the radius of the inner ring groove (32) is consistent with the radius length of the sample ring cutter (15).
4. The in-situ sand removal test device of claim 2, wherein the outer annular groove (35) has a radius that is consistent with the radial length of the lower half of the sleeve (12).
5. The in-situ sand removal test device according to claim 2, wherein the cutting blades (33) rotate around the hinge part (31), and after rotation, all the cutting blades (33) are in a closed state so as to realize the closed state of the lower part of the sample ring cutter (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322299727.1U CN220469903U (en) | 2023-08-25 | 2023-08-25 | In-situ sand taking test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322299727.1U CN220469903U (en) | 2023-08-25 | 2023-08-25 | In-situ sand taking test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220469903U true CN220469903U (en) | 2024-02-09 |
Family
ID=89802785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322299727.1U Active CN220469903U (en) | 2023-08-25 | 2023-08-25 | In-situ sand taking test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220469903U (en) |
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2023
- 2023-08-25 CN CN202322299727.1U patent/CN220469903U/en active Active
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