CN112922583A - Logging device for well wall scanning imaging analysis and logging method thereof - Google Patents
Logging device for well wall scanning imaging analysis and logging method thereof Download PDFInfo
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- CN112922583A CN112922583A CN202110226601.4A CN202110226601A CN112922583A CN 112922583 A CN112922583 A CN 112922583A CN 202110226601 A CN202110226601 A CN 202110226601A CN 112922583 A CN112922583 A CN 112922583A
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- 238000003384 imaging method Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 claims abstract description 41
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 9
- 230000008859 change Effects 0.000 claims abstract description 6
- 230000014759 maintenance of location Effects 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 9
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 238000005553 drilling Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002343 natural gas well Substances 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
- E21B47/00—Survey of boreholes or wells
- E21B47/08—Measuring diameters or related dimensions at the borehole
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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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
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Abstract
The invention relates to a well logging device for well wall scanning imaging analysis, which comprises a placing surface, wherein a well body to be detected is arranged in the placing surface, a fixing frame is arranged at the top of the well body to be detected, a position-adjusting camera shooting mechanism is arranged in the fixing frame, a fixing and stabilizing mechanism is arranged between the fixing frame and the placing surface, and a well wall width measuring mechanism is arranged at the bottom of the position-adjusting camera shooting mechanism. According to the device, the first gear and the second gear are driven to rotate through rotation of the first motor, when the second gear rotates, the position of the transmission rod is effectively changed, so that the position of the camera shooting equipment is driven to change, scanning and monitoring are effectively carried out on well walls of different heights, the overall applicability of the device is effectively improved, the positioning seat is arranged in the fixing frame, the position of the transmission rod is effectively positioned, the problem of deviation or unstable center caused by scanning is solved, and the overall stability of the device is effectively improved.
Description
Technical Field
The invention relates to a logging device for well wall scanning imaging analysis, and belongs to the technical field of oil fields.
Background
At present, three companies of medium-petrochemical, medium-petroleum and medium-sea oil control most of petroleum and natural gas wells in China, and the preparation and technical service of drilling fluid in the process of exploiting the oil wells are generally responsible for special departments of the oil wells, the concentration of the drilling fluid technical service industry in China is high, and the market concentration of the first ten drilling fluid technical service enterprises in China is about 55%.
The existing well logging device for well wall scanning imaging analysis can perform well wall scanning imaging and then perform analysis when in use, but is operated manually when being placed in practical use, and the position after the placement is convenient can not be fixed, so that the phenomenon of deviation monitoring is caused, the conditions that the surface of a well wall deforms and the like can not be monitored when in use, and accordingly the well logging device for well wall scanning imaging analysis is designed.
Disclosure of Invention
The invention aims to solve the problems that the existing well logging device for well wall scanning imaging analysis can scan, image and analyze the well wall, but in actual application, the well logging device is operated manually during placement, and the convenient position cannot be fixed, so that the phenomenon of deviation monitoring is caused, and the conditions of deformation of the surface of the well wall and the like cannot be monitored during use.
In order to solve the technical problems, the invention provides the following technical scheme: a logging device for well wall scanning imaging analysis comprises a placing surface, a well body to be measured is arranged in the placing surface, and the top of the well body to be measured is provided with a fixed frame, the inside of the fixed frame is provided with a positioning camera shooting mechanism, a fixing and stabilizing mechanism is arranged between the fixing frame and the placing surface, a well wall width measuring mechanism is arranged at the bottom of the position adjusting and shooting mechanism, and a position measuring buffer mechanism is arranged in the borehole wall width measuring mechanism, a first motor is arranged in the position adjusting camera mechanism, and the surface of the left end of the first motor is connected with a first gear, the outer side of the first gear is provided with a second gear, and the bottom of the second gear is provided with a positioning block, a retention bearing is connected between the positioning block and the second gear, and the inside threaded connection of second gear has the transmission pole, the baffle is installed on the top of transmission pole, and the outside of transmission pole is provided with camera equipment.
Furthermore, the transmission rod and the first motor form a transmission structure through the first gear, the second gear and the first motor, and the second gear and the positioning block form a movable structure through the retention bearing.
Further, the retention stabilizing mechanism is internally provided with a positioning seat, the outer side of the positioning seat is connected with an installation frame, the outer portion of the installation frame is provided with a connecting plate, the inner thread of the connecting plate is connected with a retention bolt, the outer side of the installation frame is provided with an installation block, the bottom of the installation block is provided with a fixing seat, a threaded column is connected between the fixing seat and the installation block, and the outer side of the threaded column is in threaded connection with a positioning nut.
Furthermore, the positioning seat is internally connected with a transmission rod through threads, and the central axis of the positioning seat coincides with the central axis of the transmission rod.
Further, the wide mechanism is surveyed to the wall of a well is inside including the fixed plate, and the bottom of fixed plate installs the second motor, and the top of second motor is connected with the transmission shaft, the third gear is installed on the top of transmission shaft, and the outside of third gear is provided with the fourth gear, the externally mounted of fourth gear has the lead screw, and the outside threaded connection of lead screw has the guide block, the outside of guide block is provided with the guide way, and the outside of guide block installs the position fixing rod, and the externally connected with contact head of position fixing rod, the outside of contact head is provided with the distancer.
Furthermore, the fixing rod and the fixing plate form a movable structure through the guide block and the guide groove, and the fixing rod is symmetrical about the central axis of the fixing plate.
Further, the inside location buffer gear is including the location slider, and the outside of location slider is provided with the location spout, install reset spring between location spout and the location slider, and the outside of location slider is connected with the connecting rod, and the outside cover of connecting rod is equipped with return spring.
Furthermore, the positioning sliding block and the fixing rod form a sliding structure through the positioning sliding groove, and the transverse axis of the positioning sliding block coincides with the transverse axis of the connecting rod.
A logging method of a logging device for borehole wall scanning imaging analysis, the steps comprising:
the method comprises the following steps: firstly, positioning and fixing a fixing frame of the device and a well body;
step two: adjusting the position of the camera equipment to scan the inner wall of the well body;
step three: and adjusting the position of the contact head to measure the width of the well body.
A logging method of a logging device for borehole wall scanning imaging analysis comprises the following specific steps:
the method comprises the following steps: when the fixing frame and the well body need to be positioned and fixed, wherein the fixing frame and the mounting block are fixed, and a through hole is formed in the mounting block, the mounting block connected to the outer side of the fixing frame can be placed on the fixing seat to be aligned, and then the positioning nut is positioned, so that the fixing frame of the device can be effectively fixed, the device can be effectively positioned, and a worker can conveniently scan the inside of the device;
step two: after the position of the device is fixed, the camera equipment and the power supply of the first motor can be switched on, so that the camera equipment is powered on, the inside of the well wall is shot and scanned, then the camera information is sent to an external processor for display imaging, and workers can conveniently and effectively observe the surface of the well wall through the display;
step three: when the device is in scanning a point, also can be with the switch-on of the power of second motor, make it drive third gear rotation to make the second motor, when third gear rotation, make two fourth gears drive the lead screw and rotate, thereby make the position of guide block remove, make the position that the position bar drove the contact change, wherein install return spring between contact and the position bar, reset spring, when making the wall of a well warp, can effectually avoid the cracked condition of one end position bar, thereby the effectual safety in utilization that improves the device, wherein the internally mounted of fixed plate has the distancer, monitor the position that the contact removed through the distancer.
The invention has the technical effects and advantages that:
1. according to the device, when the fixing frame and the well body need to be positioned and fixed, the fixing frame and the mounting block are fixed, and the through hole is formed in the mounting block, the mounting block connected to the outer side of the fixing frame can be placed on the fixing seat to be aligned, and then the positioning nut is positioned, so that the fixing frame of the device can be effectively fixed, the device can be effectively positioned, and a worker can conveniently scan the inside of the device.
2. According to the device, the first gear and the second gear are driven to rotate through rotation of the first motor, when the second gear rotates, the position of the transmission rod is effectively changed, so that the position of the camera shooting equipment is driven to change, scanning and monitoring are effectively carried out on well walls of different heights, the overall applicability of the device is effectively improved, the positioning seat is arranged in the fixing frame, the position of the transmission rod is effectively positioned, the problem of deviation or unstable center caused by scanning is solved, and the overall stability of the device is effectively improved.
3. According to the invention, after the position of the device is fixed, the power supply of the camera equipment and the first motor can be switched on, so that the camera equipment is powered on, the inside of the well wall is shot and scanned, and then the camera information is sent to an external processor for display imaging, so that workers can conveniently and effectively observe the surface of the well wall through the display.
4. According to the device, when one point is scanned, the power supply of the second motor can be switched on, the second motor drives the third gear to rotate, when the third gear rotates, the two fourth gears drive the screw rod to rotate, so that the position of the guide block moves, the position of the contact head driven by the position fixing rod is changed, the width of the well wall is effectively measured, and the comprehensiveness of data of scanning imaging analysis is guaranteed.
5. In the invention, the return spring and the reset spring are arranged between the contact head and the retention rod of the device, so that when the well wall is deformed, the situation that the retention rod at one end is broken can be effectively avoided, the use safety of the device is effectively improved, the normal use of the device is effectively ensured, the situation that maintenance and replacement are required is avoided, and the service life of the device is prolonged.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic view of the borehole wall width measuring mechanism of the present invention;
FIG. 3 is a schematic view of a position measuring buffer mechanism according to the present invention;
FIG. 4 is a schematic view of a portion of the positioning camera mechanism of the present invention;
fig. 5 is a partial schematic view of the retention stabilization mechanism of the present invention.
Reference numbers in the figures: 1. placing the noodles; 2. a well body to be tested; 3. a fixed mount; 4. a positioning camera shooting mechanism; 401. a first motor; 402. a first gear; 403. a second gear; 404. positioning blocks; 405. a retention bearing; 406. a transmission rod; 407. a baffle plate; 408. an image pickup apparatus; 5. a retention stabilizing mechanism; 501. positioning seats; 502. a mounting frame; 503. a connecting plate; 504. a retention bolt; 505. mounting blocks; 506. a fixed seat; 507. a threaded post; 508. positioning a nut; 6. a well wall width measuring mechanism; 601. a fixing plate; 602. a second motor; 603. a drive shaft; 604. a third gear; 605. a fourth gear; 606. a screw rod; 607. a guide block; 608. a guide groove; 609. a retention rod; 610. a contact head; 611. a range finder; 7. a positioning buffer mechanism; 701. positioning the sliding block; 702. positioning the chute; 703. a return spring; 704. a connecting rod; 705. and a return spring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1-5, a well logging device for borehole wall scanning imaging analysis includes a placement surface 1, a well body 2 to be measured, a fixed frame 3, a positioning camera mechanism 4, a first motor 401, a first gear 402, a second gear 403, a positioning block 404, a retaining bearing 405, a transmission rod 406, a baffle 407, a camera 408, a retaining stabilizing mechanism 5, a positioning seat 501, a mounting frame 502, a connecting plate 503, a retaining bolt 504, a mounting block 505, a fixing seat 506, a threaded column 507, a positioning nut 508, a borehole wall width measuring mechanism 6, a fixing plate 601, a second motor 602, a transmission shaft 603, a third gear 604, a fourth gear 605, a lead screw 606, a guide block 607, a guide groove 608, a retaining rod 609, a contact head 610, a distance meter 611, a positioning buffer mechanism 7, a positioning slider 701, a positioning slide groove 702, a return spring 703, a connecting rod 704, and a return spring 705, wherein the well body 2 to be measured is disposed inside the placement surface 1, a fixed frame 3 is arranged at the top of the well body 2 to be measured, a position-adjusting camera mechanism 4 is arranged in the fixed frame 3, a position-fixing stabilizing mechanism 5 is arranged between the fixed frame 3 and the placing surface 1, a well wall width measuring mechanism 6 is arranged at the bottom of the position-adjusting camera mechanism 4, a position-measuring buffer mechanism 7 is arranged in the well wall width measuring mechanism 6, a first motor 401 is arranged in the position-adjusting camera mechanism 4, a first gear 402 is connected to the left end surface of the first motor 401, a second gear 403 is arranged on the outer side of the first gear 402, a positioning block 404 is arranged at the bottom of the second gear 403, a position-fixing bearing 405 is connected between the positioning block 404 and the second gear 403, a transmission rod 406 is connected to the inner thread of the second gear, a baffle 407 is arranged at the top end of the transmission rod 406, and a camera device 408 is arranged on the outer side of the transmission rod 406, wherein after, then can switch on camera device 408, the power of first motor 401 to make camera device 408 circular telegram, thereby shoot the scanning to the inside of the wall of a well, then will make a video recording information transmission and carry out the display formation of image to external treater, thereby make things convenient for in that the staff carries out effectual observation wall of a well surface through the display.
As shown in fig. 1 and 4, the transmission rod 406 of the present embodiment forms a transmission structure with the first motor 401 through the first gear 402, the second gear 403, and the positioning block 404 through the retaining bearing 405, wherein the positioning block 501 is installed inside the fixing frame 3, so that the position of the transmission rod 406 is effectively positioned, the problem of deviation or unstable center caused by scanning is avoided, and the overall stability of the apparatus is effectively improved.
As shown in fig. 1 and 5, the positioning seat 501 is included inside the retention stabilizing mechanism 5 of the present embodiment, the outer side of the positioning seat 501 is connected with the mounting frame 502, the connecting plate 503 is installed outside the mounting frame 502, the retaining bolt 504 is connected to the internal thread of the connecting plate 503, the mounting block 505 is disposed outside the mounting frame 502, the fixing seat 506 is installed at the bottom of the mounting block 505, the threaded post 507 is connected between the fixing seat 506 and the mounting block 505, and the positioning nut 508 is connected to the outer side of the threaded post 507, wherein the through hole is disposed inside the mounting block 505, the mounting block 505 connected to the outer side of the fixing frame 3 can be placed on the fixing seat 506 for alignment, and then the positioning nut 508 is positioned, so that the fixing frame 3 of the device can be effectively.
As shown in fig. 1 and 5, the internal thread of the positioning seat 501 of this embodiment is connected with the transmission rod 406, and the central axis of the positioning seat 501 coincides with the central axis of the transmission rod 406, wherein the first motor 401 rotates to drive the first gear 402 and the second gear 403 to rotate, when the second gear 403 rotates, the position of the transmission rod 406 is effectively changed, so that the position of the camera 408 is changed, thereby effectively scanning and monitoring the well wall with different heights, and thereby effectively improving the overall applicability of the device.
As shown in fig. 2, the borehole wall width measuring mechanism 6 of the present embodiment includes a fixing plate 601 inside, and a second motor 602 is installed at a bottom end of the fixing plate 601, and the top end of the second motor 602 is connected with a transmission shaft 603, the top end of the transmission shaft 603 is provided with a third gear 604, and a fourth gear 605 is arranged on the outer side of the third gear 604, a screw rod 606 is arranged on the outer part of the fourth gear 605, and the outer side of the screw rod 606 is connected with a guide block 607 through a screw thread, the guide block 607 is provided with a guide groove 608 outside, and the outer side of the guide block 607 is installed with a retention rod 609, and the outer part of the retention rod 609 is connected with a contact head 610, the outer side of the contact head 610 is provided with a distance meter 611, wherein the position of the contact head 610 movement is monitored by the rangefinder 611, so that the personnel can effectively derive the overall width of the borehole wall, therefore, the recording of workers is facilitated, and the comprehensiveness of the workers to the well wall scanning data is effectively improved.
As shown in fig. 2, the fixing rod 609 of the present embodiment forms a movable structure with the fixing plate 601 through the guide block 607 and the guide groove 608, and the fixing rod 609 is symmetrical with respect to the central axis of the fixing plate 601, wherein a threaded groove is preset in the guide block 607, so that the screw rod 606 can be effectively moved when rotating.
As shown in fig. 3, the positioning buffer mechanism 7 of this embodiment includes a positioning slider 701 inside, and a positioning sliding slot 702 is disposed on an outer side of the positioning slider 701, a return spring 703 is installed between the positioning sliding slot 702 and the positioning slider 701, and a connecting rod 704 is connected to an outer side of the positioning slider 701, and a return spring 705 is sleeved on an outer side of the connecting rod 704, wherein the return spring 705 and the return spring 703 are installed between the contact 610 and the retaining rod 609, so that when the well wall is deformed, the situation that one end of the retaining rod 609 is broken can be effectively avoided, and therefore, the use safety of the device is effectively improved.
As shown in fig. 3, the positioning sliding block 701 of the present embodiment forms a sliding structure with the positioning sliding groove 702 and the retaining rod 609, and a transverse axis of the positioning sliding block 701 coincides with a transverse axis of the connecting rod 704, wherein the return spring 705 and the return spring 703 enable the contact 610 to be quickly reset after the detection is completed, thereby facilitating the next use.
A logging method of a logging device for borehole wall scanning imaging analysis comprises the following steps:
the method comprises the following steps: firstly, positioning and fixing a fixing frame 3 of the device and a well body;
step two: adjusting the position of the camera 408 to scan the inner wall of the well body;
step three: adjusting the position of the contact head 610 measures the width of the well.
A logging method of a logging device for borehole wall scanning imaging analysis comprises the following specific steps:
the method comprises the following steps: when the fixing frame 3 and the well body need to be positioned and fixed, wherein the fixing frame 3 and the mounting block 505 are fixed, and a through hole is formed in the mounting block 505, the mounting block 505 connected to the outer side of the fixing frame 3 can be placed on the fixing seat 506 to be aligned, and then the positioning nut 508 is positioned, so that the fixing frame 3 of the device can be effectively fixed, the device can be effectively positioned, a worker can conveniently scan the interior of the device, and the positioning seat 501 is arranged in the fixing frame 3;
step two: after the position of the device is fixed, the power supply of the camera 408 and the first motor 401 can be switched on, so that the camera 408 is powered on, the inside of the well wall is shot and scanned, the camera information is sent to an external processor for display imaging, and workers can conveniently and effectively observe the surface of the well wall through the display, wherein the first gear 402 and the second gear 403 are driven to rotate by the rotation of the first motor 401, and when the second gear 403 rotates, the position of the transmission rod 406 is effectively changed, so that the position of the camera 408 is driven to be changed, and the well walls with different heights are effectively scanned and monitored;
step three: when the device is scanning a point, also can switch on the power of second motor 602, make second motor 602 drive third gear 604 and rotate, when third gear 604 rotates, make two fourth gears 605 drive lead screw 606 and rotate, thereby make the position of guide block 607 remove, make the position that the contact head 610 is driven to the solid pole 609 changes, wherein install return spring, return spring 703 between contact head 610 and the solid pole 609, when making the wall of a well warp, the cracked condition of solid pole 609 of one end 705 can effectually be avoided, thereby the effectual safety in utilization that has improved the device, monitor the position that the contact head 610 removed through distancer 611.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
The working principle of the invention is as follows: when the fixing frame 3 and the well body need to be positioned and fixed, wherein the fixing frame 3 and the mounting block 505 are fixed, and the mounting block 505 is internally provided with a through hole, the mounting block 505 connected with the outer side of the fixing frame 3 can be placed on the fixing seat 506 to be aligned, and then the positioning nut 508 is positioned, so that the fixing frame 3 of the device can be effectively fixed, the device can be effectively positioned, and a worker can conveniently scan the inside of the device, wherein the positioning seat 501 is arranged in the fixing frame 3, so that the position of the transmission rod 406 can be effectively positioned, the problem of deviation or unstable center caused by scanning is avoided, the overall stability of the device is effectively improved, after the position of the device is fixed, the power supplies of the camera 408 and the first motor 401 can be switched on, so that the camera 408 is electrified, thereby shooting and scanning the inside of the well wall, and then sending the shooting information to an external processor for display imaging, thereby facilitating the workers to effectively observe the surface of the well wall through the display, wherein the first motor 401 rotates to drive the first gear 402 and the second gear 403 to rotate, when the second gear 403 rotates, the position of the transmission rod 406 is effectively changed, thereby driving the position of the camera 408 to change, thereby effectively scanning and monitoring the well walls with different heights, thereby effectively improving the overall applicability of the device, when the device scans a point, the power of the second motor 602 can be switched on, so that the second motor 602 drives the third gear 604 to rotate, when the third gear 604 rotates, the two fourth gears 605 drive the screw rod 606 to rotate, thereby moving the position of the guide block 607, then make the position that the retention rod 609 drove contact 610 change, wherein install return spring 705 between contact 610 and the retention rod 609, reset spring 703, when making the wall of a well warp, can effectually avoid the cracked condition of one end retention rod 609, thereby the effectual safety in utilization that improves the device, wherein the internally mounted of fixed plate 601 has distancer 611, monitor the position that contact 610 removed through distancer 611, thereby the effectual whole width who derives this wall of a well of the staff, thereby make things convenient for staff's record, the effectual comprehensive nature to wall of a well scanning data that has improved the staff.
The above embodiments are preferred embodiments of the present invention, and those skilled in the art can make variations and modifications to the above embodiments, therefore, the present invention is not limited to the above embodiments, and any obvious improvements, substitutions or modifications made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. A logging device for wall scanning imaging analysis, comprising a placement surface (1), characterized in that: the positioning device is characterized in that a well body (2) to be measured is arranged in the placing surface (1), a fixing frame (3) is installed at the top of the well body (2) to be measured, a position adjusting camera mechanism (4) is arranged in the fixing frame (3), a positioning stabilizing mechanism (5) is installed between the fixing frame (3) and the placing surface (1), a well wall width measuring mechanism (6) is arranged at the bottom of the position adjusting camera mechanism (4), a position measuring buffer mechanism (7) is installed in the well wall width measuring mechanism (6), a first motor (401) is arranged in the position adjusting camera mechanism (4), a first gear (402) is connected to the surface of the left end of the first motor (401), a second gear (403) is installed on the outer side of the first gear (402), a positioning block (404) is arranged at the bottom of the second gear (403), a positioning bearing (405) is connected between the positioning block (404) and the second gear (403), and a transmission rod (406) is connected to the inner part of the second gear (403) through threads, a baffle (407) is installed at the top end of the transmission rod (406), and an image pickup device (408) is arranged on the outer side of the transmission rod (406).
2. The well logging device for borehole wall scanning imaging analysis of claim 1, wherein: the transmission rod (406) and the first motor (401) form a transmission structure through the first gear (402), the second gear (403), and the second gear (403) and the positioning block (404) form a movable structure through the retaining bearing (405).
3. The well logging device for borehole wall scanning imaging analysis of claim 1, wherein: the utility model discloses a fixing and stabilizing mechanism, including maintenance stability device (5) inside positioning seat (501), and the outside of positioning seat (501) is connected with mounting bracket (502), the externally mounted of mounting bracket (502) has connecting plate (503), and the internal thread connection of connecting plate (503) has maintenance bolt (504), the outside of mounting bracket (502) is provided with installation piece (505), and installs fixing base (506) bottom of installation piece (505), be connected with between fixing base (506) and installation piece (505) screw thread post (507), and the outside threaded connection of screw thread post (507) has set nut (508).
4. The logging device for borehole wall scanning imaging analysis according to claim 3, wherein: the internal thread of the positioning seat (501) is connected with a transmission rod (406), and the central axis of the positioning seat (501) coincides with the central axis of the transmission rod (406).
5. The well logging device for borehole wall scanning imaging analysis of claim 1, wherein: the inside fixed plate (601) that is included of wall of a well width measuring mechanism (6), and second motor (602) is installed to the bottom of fixed plate (601), and the top of second motor (602) is connected with transmission shaft (603), third gear (604) are installed on the top of transmission shaft (603), and the outside of third gear (604) is provided with fourth gear (605), the externally mounted of fourth gear (605) has lead screw (606), and the outside threaded connection of lead screw (606) has guide block (607), the outside of guide block (607) is provided with guide way (608), and the outside of guide block (607) installs holding rod (609), and the externally connected with contact head (610) of holding rod (609), the outside of contact head (610) is provided with distancer (611).
6. The logging device for borehole wall scanning imaging analysis of claim 5, wherein: the retaining rod (609) and the fixing plate (601) form a movable structure through the guide block (607) and the guide groove (608), and the retaining rod (609) is symmetrical relative to the central axis of the fixing plate (601).
7. The well logging device for borehole wall scanning imaging analysis of claim 1, wherein: the positioning buffer mechanism (7) is internally provided with a positioning sliding block (701), the outer side of the positioning sliding block (701) is provided with a positioning sliding groove (702), a return spring (703) is installed between the positioning sliding groove (702) and the positioning sliding block (701), the outer side of the positioning sliding block (701) is connected with a connecting rod (704), and the outer side of the connecting rod (704) is sleeved with the return spring (705).
8. The logging device for borehole wall scanning imaging analysis of claim 7, wherein: the positioning sliding block (701) and the retention rod (609) form a sliding structure through the positioning sliding groove (702), and the transverse axis of the positioning sliding block (701) is coincided with the transverse axis of the connecting rod (704).
9. A logging method of a logging device for borehole wall scanning imaging analysis is characterized in that: the implementation steps are as follows:
the method comprises the following steps: firstly, positioning and fixing a fixing frame (3) of the device and a well body;
step two: adjusting the position of the camera device (408) to scan the inner wall of the well body;
step three: the width of the well is measured by adjusting the position of the contact (610).
10. A logging method of a logging device for borehole wall scanning imaging analysis is characterized in that: the specific implementation steps are as follows:
the method comprises the following steps: when the fixing frame (3) and the well body need to be positioned and fixed, wherein the fixing frame (3) and the mounting block (505) are fixed, and a through hole is formed in the mounting block (505), the mounting block (505) connected to the outer side of the fixing frame (3) can be placed on the fixing seat (506) to be aligned, and then the positioning nut (508) is positioned;
step two: after the position of the device is fixed, the camera device (408) and a power supply of the first motor (401) can be switched on, so that the camera device (408) is powered on, the inside of a well wall is shot and scanned, then the camera information is sent to an external processor for display imaging, a worker can conveniently and effectively observe the surface of the well wall through the display, wherein the first motor (401) rotates to drive the first gear (402) and the second gear (403) to rotate, when the second gear (403) rotates, the position of the transmission rod (406) is effectively changed to drive the position of the camera device (408) to be changed, and the well walls with different heights are scanned and monitored;
step three: when the device scans one point, the power supply of a second motor (602) is switched on, the second motor (602) drives a third gear (604) to rotate, when the third gear (604) rotates, two fourth gears (605) drive a screw rod (606) to rotate, the position of a guide block (607) moves, a retaining rod (609) drives the position of a contact head (610) to change, a return spring (705) and a return spring (703) are installed between the contact head (610) and the retaining rod (609), the situation that the retaining rod (609) at one end is broken is avoided when a well wall deforms, a distance measuring instrument (611) is installed inside the fixing plate (601), and the moving position of the contact head (610) is monitored through the distance measuring instrument (611).
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