CN116122803A - Drilling inner side direction geological exploration testing device and testing method - Google Patents
Drilling inner side direction geological exploration testing device and testing method Download PDFInfo
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- CN116122803A CN116122803A CN202310051664.XA CN202310051664A CN116122803A CN 116122803 A CN116122803 A CN 116122803A CN 202310051664 A CN202310051664 A CN 202310051664A CN 116122803 A CN116122803 A CN 116122803A
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- 238000012360 testing method Methods 0.000 title claims abstract description 32
- 238000005553 drilling Methods 0.000 title claims description 28
- 239000000523 sample Substances 0.000 claims abstract description 48
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 11
- 238000003384 imaging method Methods 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 abstract description 14
- 230000035515 penetration Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/006—Measuring wall stresses in the borehole
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a device and a method for testing lateral geological exploration in a borehole, and relates to the technical field of geological exploration. The invention comprises a rotating shaft and a geological exploration main body which is in threaded fit with one end of the rotating shaft, so that the geological exploration main body is conveniently in threaded fit with one end of the rotating shaft, and two detection holes are formed in the outer side wall of the geological exploration main body, so that the pressure sensor is conveniently driven to move to the inside of the detection holes for detection through the lateral probe. According to the invention, the lateral probe is arranged, so that the rotating plate drives the lateral probe to slide in and slide out in the detection hole under the action of the sliding block, the lateral geological exploration test is realized through the lateral probe, the influence of the lateral acting force of the soil body on the pile foundation bearing capacity is reduced, and the problem that the geological exploration test result is easy to have errors is solved.
Description
Technical Field
The invention belongs to the field of geological exploration, and particularly relates to a device and a method for testing lateral geological exploration in a drilling hole.
Background
Geological exploration refers to that a feeler lever with a touch probe is pressed into a test soil layer by a pressure device, and the penetration resistance of soil is measured by a measuring system, so that certain basic physical and mechanical properties of the soil, such as the deformation modulus of the soil, the allowable bearing capacity of the soil and the like, can be determined. A touch probe with a sensor inside is pressed into the soil at uniform speed, and the resistance of the probe is naturally different due to different hardness of various kinds of soil in stratum, the sensor inputs the penetration resistance with different magnitudes into a recording instrument through an electric signal to record, and then the engineering geological investigation purposes of obtaining soil layer section, providing shallow foundation bearing capacity, selecting pile end bearing layers, estimating single pile bearing capacity and the like are realized through qualitative relation and statistical correlation between the penetration resistance and engineering geological characteristics of the soil.
However, the existing geological exploration test is generally performed on a soil body in the vertical direction, a lateral geological exploration test is not performed, the influence of the lateral acting force of the soil body on the bearing capacity of the pile foundation is ignored, and the problem that the geological exploration test result is prone to errors is solved.
In summary, the present invention provides a device and a method for testing lateral geological exploration in a borehole, so as to solve the above problems.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a device and a method for testing lateral geological exploration in a borehole.
In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that:
the utility model provides a side direction geological exploration testing arrangement in drilling, includes the pivot, screw thread fit is in geological exploration main part of pivot one end has made things convenient for to the cooperation of geological exploration main part screw thread is in on the one end of pivot, two detection holes have been seted up to the lateral wall of geological exploration main part, have made things convenient for through the side direction probe drives pressure sensor removes to the inside of detection hole detects, the inside normal running fit of geological exploration main part has the first threaded rod that both sides screw thread is opposite, has made things convenient for first threaded rod rotates in the inside of geological exploration main part, the both sides of first threaded rod screw thread fit sliding block, sliding cylinder have made things convenient for the sliding block sliding cylinder is in slide on the first threaded rod, sliding cylinder is located one side of detection hole has made things convenient for sliding cylinder is in one side of detection hole slides;
the inside elasticity and sliding fit of geological exploration main part have two side direction probes, have made things convenient for side direction probe is in the inside slip of geological exploration main part, pressure sensor has been installed to one side of side direction probe, has made things convenient for the pressure sensor to install side direction probe's one side, side direction probe's opposite side with running fit has the rotor plate between the sliding block, has made things convenient for the rotor plate the side direction probe with running fit between the sliding block.
Optionally, four slides have been seted up to the inside wall of geological exploration main part, the inside sliding fit of slide has first locating piece, has made things convenient for first locating piece is in the inside slip of slide has improved the stability of first locating piece when sliding, one side of first locating piece is installed on the lateral wall of slide cylinder, has made things convenient for one side of first locating piece to be installed on the lateral wall of slide cylinder, U-shaped board has been installed to one side of slide cylinder, has made things convenient for the U-shaped board to be installed one side of slide cylinder, the U-shaped board is located the inside of geological exploration main part has made things convenient for the U-shaped board is in the inside slip of geological exploration main part, first screw hole has been seted up to one side of U-shaped board, first threaded rod screw-thread fit has made things convenient for first threaded rod passes through first screw-thread fit is in the inside of U-shaped board.
Optionally, the second positioning block is installed inside the geological exploration main body, it is convenient for the second positioning block to be installed inside the geological exploration main body, the sliding hole is formed in one side of the second positioning block, the first threaded rod is located inside the sliding hole, it is convenient for the first threaded rod to pass through the sliding hole and be in rotary fit with the inside of the second positioning block, a motor and two support rods are installed inside the geological exploration main body, it is convenient for the motor and the support rods to be installed inside the geological exploration main body, one side of the second positioning block is installed on one end of the support rods, it is convenient for the second positioning block to be installed on one end of the support rods, one end of the first threaded rod is installed on the output end of the motor, it is convenient for the first threaded rod to be installed on the output end of the motor, two sides of the second positioning block are all provided with a fixed cylinder, one end of the fixed cylinder is in sliding fit with a sliding rod, it is convenient for the sliding rod to be in sliding fit with one side of the fixed cylinder to be in one side of the second positioning block, the probe is conveniently provided with one side of the probe, one side is conveniently provided with a spring, one side is conveniently provided with one side of the probe is provided with one side of the sliding rod, one side is conveniently provided with a spring, one side is provided with one side of the probe, the first fixing rod is conveniently arranged on one side of the first fixing block, the first through hole is formed in the first end of the rotating plate, the first fixing rod is located in the first through hole, and the rotating plate is conveniently in rotating fit with the first fixing rod through the first through hole.
Optionally, two second fixed blocks have been installed to one side of side direction probe, have made things convenient for the second fixed block is installed one side of side direction probe, the second dead lever has been installed to one side of second fixed block, has made things convenient for the second dead lever is installed one side of second fixed block, the second through-hole has been seted up to the second end of rotor plate, the second dead lever is located the inside of second through-hole has made things convenient for the rotor plate passes through second through-hole normal running fit is in on the second dead lever, the drill bit has been installed to the one end of geological exploration main part, the second screw hole has been seted up to the other end of geological exploration main part, the second threaded rod has been installed to the one end of pivot, second threaded rod screw-thread fit is in the inside of second screw hole, has made things convenient for the second threaded rod passes through second screw-thread fit is in the inside of geological exploration main part.
A device and a method for testing lateral geological exploration in a borehole comprise the following steps:
step one: obtaining a distribution area and a boundary of a pre-drilling position by a geophysical geological exploration method;
step two: in the drilling position area obtained in the step one, carrying out deep vertical section cutting on the drilling position area by using a ground resistivity imaging method to obtain geological information of the drilling position;
step three: and setting a exploration hole position according to the field geological information of the drilling position obtained in the first step and the second step, sampling and detecting, and further determining the regional range and geological parameters of the drilling position.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects, and of course, any product for implementing the invention does not necessarily need to achieve all the following advantages at the same time:
the lateral probe that sets up to make the pivoted board drive the inside slip-in, the roll-off of lateral probe at the detection hole under the effect of sliding block, in order to realize carrying out the exploration test to lateral geology through the lateral probe, reduced because of the influence of soil body lateral effort to pile foundation bearing capacity, and then reduced the problem that geological exploration test result easily appears the error.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The drawings in the following description are only examples of embodiments from which other drawings may be derived by those skilled in the art without the exercise of inventive faculty. Attached at
In the figure:
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;
FIG. 3 is a schematic view of the structure of FIG. 2 at A;
FIG. 4 is a schematic view of the structure of FIG. 2B;
FIG. 5 is a schematic view of the structure of FIG. 2 at C;
FIG. 6 is a schematic diagram of the structure of FIG. 2 at D;
fig. 7 is a schematic diagram of the structure at E in fig. 2.
In the drawings, the list of components represented by the various numbers is as follows:
the device comprises a geological exploration main body 1, a detection hole 101, a slideway 102, a first threaded rod 103, a U-shaped plate 104, a sliding cylinder 105, a first positioning block 106, a second positioning block 107, a fixed cylinder 108, a sliding rod 109, a lateral probe 110, a spring 111, a second threaded hole 112, a sliding block 113, a first fixed block 114, a first fixed rod 115, a rotating plate 116, a second fixed block 117, a second fixed rod 118 and a rotating plate 119;
a rotation shaft 2, a second threaded rod 201;
and a drill 3.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-7, in this embodiment, a borehole inner side direction geological exploration testing device is provided, which includes a rotating shaft 2, and a geological exploration main body 1 screwed on one end of the rotating shaft 2, so that it is convenient to screw-fit the geological exploration main body 1 on one end of the rotating shaft 2, two detection holes 101 are formed on the outer side wall of the geological exploration main body 1, so that it is convenient for a pressure sensor to move to the inside of the detection holes 101 for detection through a side probe 110, a first threaded rod 103 with opposite threads on two sides is rotatably fitted in the geological exploration main body 1, so that the first threaded rod 103 rotates in the geological exploration main body 1, two sides of the first threaded rod 103 are screwed with a sliding block 113 and a sliding cylinder 105, so that the sliding block 113 and the sliding cylinder 105 slide on the first threaded rod 103, the sliding cylinder 105 is positioned on one side of the detection holes 101, and the sliding cylinder 105 slides on one side of the detection holes 101;
the inside elasticity of geological exploration main part 1 and sliding fit have two side direction probes 110, have made things convenient for side direction probe 110 to slide in the inside of geological exploration main part 1, and pressure sensor has been installed to one side of side direction probe 110, has made things convenient for pressure sensor to install in one side of side direction probe 110, and the opposite side of side direction probe 110 has rotor plate 116 with sliding block 113 between rotor plate 116 has made things convenient for rotor plate 116 to rotate between side direction probe 110 and sliding block 113.
When the geological exploration main body 1 needs to be used, firstly, a distribution area and a boundary of a pre-drilling position are obtained through a geophysical geological exploration method, the obtained drilling position area is subjected to deep vertical cutting by utilizing a ground resistivity imaging method to obtain geological information of the drilling position, then the geological exploration main body 1 is placed in a drilling hole, then a motor is started, the output end of the motor drives a sliding block 113 and a U-shaped plate 104 to slide through a first threaded rod 103, the two sliding blocks 113 are mutually far away due to the opposite directions of threads on two sides of the first threaded rod 103, the two U-shaped plates 104 are mutually far away, the U-shaped plate 104 drives a sliding cylinder 105 to slide in the geological exploration main body 1, the sliding cylinder 105 drives a first positioning block 106 to slide in a slide way 102, the sliding block 113 drives a lateral probe 110 to slide through a rotating plate 116, and the lateral probe 110 drives a pressure sensor to slide into the detection hole 101 to detect,
the lateral probe 110 is arranged, so that the rotating plate 116 drives the lateral probe 110 to slide in and slide out in the detection hole 101 under the action of the sliding block 113, the lateral geological exploration test is carried out through the lateral probe 110, the influence of the lateral acting force of soil on the pile foundation bearing capacity is reduced, and the problem that the geological exploration test result is easy to have errors is solved.
Four slide ways 102 are arranged on the inner side wall of the geological exploration main body 1 in the embodiment, a first positioning block 106 is slidably matched in the slide ways 102, the first positioning block 106 is conveniently slid in the slide ways 102, stability of the first positioning block 106 in sliding is improved, one side of the first positioning block 106 is conveniently arranged on the outer side wall of the sliding cylinder 105, a U-shaped plate 104 is conveniently arranged on one side of the sliding cylinder 105, the U-shaped plate 104 is located in the geological exploration main body 1, the U-shaped plate 104 is conveniently slid in the geological exploration main body 1, a first threaded hole is formed in one side of the U-shaped plate 104, the first threaded rod 103 is in threaded fit in the first threaded hole, and the first threaded rod 103 is conveniently in threaded fit in the U-shaped plate 104 through the first threaded hole.
The second positioning block 107 is arranged in the geological exploration main body 1 of the embodiment, the second positioning block 107 is conveniently arranged in the geological exploration main body 1, a sliding hole is formed in one side of the second positioning block 107, the first threaded rod 103 is positioned in the sliding hole, the first threaded rod 103 is conveniently in the second positioning block 107 through the sliding hole in a rotating fit mode, a motor and two support rods are arranged in the geological exploration main body 1, the motor and the support rods are conveniently arranged in the geological exploration main body 1, one side of the second positioning block 107 is conveniently arranged at one end of the support rod, one end of the first threaded rod 103 is conveniently arranged at the output end of the motor, the fixing cylinders 108 are respectively arranged at two sides of the second positioning block 107, the fixing cylinders 108 are conveniently arranged at one side of the second positioning block 107, the sliding rod 109 is slidably matched with one end of the fixed cylinder 108, so that the sliding rod 109 is conveniently slidably matched with one end of the fixed cylinder 108, the stability of the sliding rod 109 in sliding is improved, one end of the sliding rod 109 is arranged on one side of the lateral probe 110, one side of the lateral probe 110 is conveniently arranged on one end of the sliding rod 109, a spring 111 is arranged between one side of the lateral probe 110 and one side of the sliding block 113, the lateral probe 110 is conveniently reset under the elastic action of the spring 111, the first fixed blocks 114 are respectively arranged on two sides of the sliding block 113, the first fixed blocks 114 are conveniently arranged on one side of the sliding block 113, the first fixed rods 115 are conveniently arranged on one side of the first fixed blocks 114, the first through holes are formed in the first ends of the rotating plates 116, the first fixed rods 115 are positioned in the first through holes, the rotation plate 116 is conveniently rotated and fitted on the first fixing rod 115 through the first through hole.
Two second fixed blocks 117 are installed on one side of the lateral probe 110 in the embodiment, the second fixed blocks 117 are conveniently installed on one side of the lateral probe 110, the second fixed rods 118 are installed on one side of the second fixed blocks 117, the second fixed rods 118 are conveniently installed on one side of the second fixed blocks 117, second through holes are formed in the second ends of the rotating plates 119, the second fixed rods 118 are located in the second through holes, the rotating plates 119 are conveniently and rotatably matched with the second fixed rods 118 through the second through holes, a drill bit 3 is installed at one end of the geological exploration main body 1, a second threaded hole 112 is formed in the other end of the geological exploration main body 1, a second threaded rod 201 is installed at one end of the rotating shaft 2, and the second threaded rod 201 is conveniently and spirally matched with the inside of the geological exploration main body 1 through the second threaded holes 112.
A device and a method for testing lateral geological exploration in a borehole comprise the following steps:
step one: obtaining a distribution area and a boundary of a pre-drilling position by a geophysical geological exploration method;
step two: in the drilling position area obtained in the step one, carrying out deep vertical section cutting on the drilling position area by using a ground resistivity imaging method to obtain geological information of the drilling position;
step three: and (3) setting the position of the exploration hole according to the geological information of the drilling position field obtained in the step (I) and the step (II), sampling and detecting, and further determining the regional range and geological parameters of the drilling position.
The present invention is not limited to the above embodiments, and any person who can learn the structural changes made under the teaching of the present invention can fall within the scope of the present invention if the present invention has the same or similar technical solutions. The technology, shape, and construction parts of the present invention, which are not described in detail, are known in the art.
Claims (10)
1. A borehole interior lateral geological exploration testing device, comprising: the device is characterized in that two detection holes (101) are formed in the outer side wall of the geological exploration main body (1), a first threaded rod (103) with opposite threads on two sides is rotatably matched in the geological exploration main body (1), and sliding blocks (113) and sliding cylinders (105) are in threaded fit with two sides of the first threaded rod (103);
the inside elasticity of geological prospecting main part (1) just sliding fit has two side direction probes (110), pressure sensor is installed to one side of side direction probe (110), the opposite side of side direction probe (110) with rotor plate (116) are rotated to the sliding block (113) between.
2. The device for testing the lateral geological exploration in the drilled hole according to claim 1, wherein four slide ways (102) are arranged on the inner side wall of the geological exploration main body (1), first positioning blocks (106) are slidably matched in the slide ways (102), and one side of each first positioning block (106) is arranged on the outer side wall of the sliding cylinder (105).
3. The device for testing the lateral geological exploration in the drilled hole according to claim 1, wherein a U-shaped plate (104) is arranged on one side of the sliding cylinder (105), the U-shaped plate (104) is positioned in the geological exploration main body (1), a first threaded hole is formed in one side of the U-shaped plate (104), and the first threaded rod (103) is in threaded fit with the inside of the first threaded hole.
4. The device for testing the lateral geological exploration in the drilling hole according to claim 1, wherein a second positioning block (107) is arranged in the geological exploration main body (1), a sliding hole is formed in one side of the second positioning block (107), the first threaded rod (103) is located in the sliding hole, a motor and two supporting rods are arranged in the geological exploration main body (1), one side of the second positioning block (107) is arranged at one end of the supporting rod, and one end of the first threaded rod (103) is arranged at the output end of the motor.
5. The device for lateral geological exploration testing according to claim 4, wherein both sides of the second positioning block (107) are provided with fixed barrels (108), one ends of the fixed barrels (108) are slidably matched with sliding rods (109), one ends of the sliding rods (109) are arranged on one side of the lateral probe (110), and springs (111) are arranged between one side of the lateral probe (110) and one side of the sliding block (113).
6. The lateral geological exploration testing device according to claim 1, wherein the two sides of the sliding block (113) are provided with first fixing blocks (114), one side of each first fixing block (114) is provided with a first fixing rod (115), a first through hole is formed in the first end of the rotating plate (116), and the first fixing rods (115) are located in the first through hole.
7. The lateral geological exploration testing device according to claim 1, wherein two second fixing blocks (117) are arranged on one side of the lateral probe (110), a second fixing rod (118) is arranged on one side of the second fixing blocks (117), a second through hole is formed in the second end of the rotating plate (119), and the second fixing rod (118) is located in the second through hole.
8. The device for testing the lateral geological exploration in the drilled hole according to claim 1, wherein a drill bit (3) is arranged at one end of the geological exploration main body (1), and a second threaded hole (112) is formed at the other end of the geological exploration main body (1).
9. The device for testing the lateral geological exploration in the drilled hole according to claim 8, wherein a second threaded rod (201) is installed at one end of the rotating shaft (2), and the second threaded rod (201) is in threaded fit with the second threaded hole (112).
10. The device and the method for testing the lateral geological exploration in the drilling hole are characterized by comprising the following steps:
step one: obtaining a distribution area and a boundary of a pre-drilling position by a geophysical geological exploration method;
step two: in the drilling position area obtained in the step one, carrying out deep vertical section cutting on the drilling position area by using a ground resistivity imaging method to obtain geological information of the drilling position;
step three: and setting a exploration hole position according to the field geological information of the drilling position obtained in the first step and the second step, sampling and detecting, and further determining the regional range and geological parameters of the drilling position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310051664.XA CN116122803B (en) | 2023-02-02 | 2023-02-02 | Drilling inner side direction geological exploration testing device and testing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310051664.XA CN116122803B (en) | 2023-02-02 | 2023-02-02 | Drilling inner side direction geological exploration testing device and testing method |
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| CN116122803A true CN116122803A (en) | 2023-05-16 |
| CN116122803B CN116122803B (en) | 2023-08-22 |
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