CN115163039A - Deep soft rock drilling deformation and cracking integrated non-contact monitoring device and method - Google Patents
Deep soft rock drilling deformation and cracking integrated non-contact monitoring device and method Download PDFInfo
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- CN115163039A CN115163039A CN202210652200.XA CN202210652200A CN115163039A CN 115163039 A CN115163039 A CN 115163039A CN 202210652200 A CN202210652200 A CN 202210652200A CN 115163039 A CN115163039 A CN 115163039A
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- 238000005553 drilling Methods 0.000 title claims abstract description 110
- 238000005336 cracking Methods 0.000 title claims abstract description 68
- 239000011435 rock Substances 0.000 title claims abstract description 39
- 238000012806 monitoring device Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims abstract description 84
- 239000000523 sample Substances 0.000 claims abstract description 66
- 239000011521 glass Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims description 2
- 238000010415 tidying Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 239000003595 mist Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000000452 restraining effect Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing 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
- E21B47/00—Survey of boreholes or wells
- E21B47/002—Survey of boreholes or wells by visual inspection
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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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
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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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes 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
- E21B47/00—Survey of boreholes or wells
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Abstract
The invention provides an integrated non-contact monitoring device and method for deep soft rock drilling deformation and cracking, and relates to the field of deep engineering on-site monitoring. The device comprises a drilling deformation and cracking integrated non-contact monitoring probe, a transparent connecting pipe guide ring, a transparent connecting pipe port constraint flange, a data acquisition instrument, a hand-operated pushing device and the like, and is used for performing deep weak broken surrounding rock drilling deformation and cracking integrated monitoring. The invention can carry out integrated three-dimensional non-contact monitoring on the deformation and the breakage of the drill hole, greatly improves the diversity of data acquisition and the convenience of field monitoring, and solves the problem of hole collapse and avoids equipment loss. And secondly, the invention realizes the stable pushing of the non-contact monitoring probe and ensures the flatness of the digital image and the continuity of the three-dimensional point cloud.
Description
Technical Field
The invention relates to the field of deep engineering on-site monitoring, in particular to a deep soft rock drilling deformation and cracking integrated non-contact monitoring device and method.
Background
The problem of large deformation of deep weak broken surrounding rock tunnels is one of worldwide problems faced by deep engineering, and field monitoring of deformation and fracture of the surrounding rocks is a necessary means for revealing large deformation mechanism of the deep soft rock and providing effective control measures.
One of the biggest challenges faced in monitoring the internal deformation of the surrounding rock of the deep soft rock tunnel at present is equipment and economic loss caused by hole collapse during drilling, and although hole wall reinforcement technology can reduce the risk of hole collapse, the authenticity of data acquisition is affected; furthermore, the existing surrounding rock deformation monitoring is mostly based on one-dimensional deformation indirect reflection of a multipoint displacement meter monitoring drill hole, and the deformation and the breakage of the drill hole are measured in different holes, so that the monitoring data cannot be mutually proved, and the coupling relation between the data is damaged.
Disclosure of Invention
In view of the defects of the prior art, the invention provides an integrated non-contact monitoring device and method for deformation and cracking of a deep soft rock drill hole. The invention adopts an integrated digital drilling television and three-dimensional laser scanning in the hole to realize integrated non-contact three-dimensional monitoring of deformation and cracking of the deep weak broken surrounding rock, and simultaneously, the device adopts a transparent connecting tube technology to avoid the hole collapse problem of the deep weak broken surrounding rock.
The technical means adopted by the invention are as follows:
the utility model provides a deep soft rock drilling deformation fracture integration non-contact monitoring device, includes:
the device comprises a supporting structure arranged on a tunnel bottom plate, a pushing device, a data acquisition instrument and a drilling deformation and cracking integrated non-contact monitoring probe, wherein the pushing device and the data acquisition instrument are fixed on the supporting structure; and
the transparent connecting pipes are arranged in the tunnel drilling hole and extend along the drilling direction;
and the deformation and cracking integrated non-contact monitoring probe of the drill hole detects the change of the hole wall of the drill hole through the transparent connecting pipe.
Furthermore, the coaxial arrangement of the connected transparent connecting pipes in the drill hole is realized through the transparent connecting pipe guide ring arranged on the outer wall of the joint of the two transparent connecting pipes;
the transparent adapter guide ring mainly comprises: the device comprises a fixed ring, a movable ring 1, a movable ring 2 and a transparent connecting pipe guide wheel, wherein the fixed ring is composed of two identical semicircular rings and is hooped on the outer wall of the transparent connecting pipe through a transparent connecting pipe guide ring tightening bolt;
the movable ring 1 and the movable ring 2 are respectively connected with the fixed ring through a movable ring 1 connecting spring and a movable ring 2 connecting spring, the movable ring 1 is hinged with the guide wheel support rod 1 through a guide wheel support rod 1 connecting pin, and the movable ring 2 is hinged with the guide wheel support rod 2 through a guide wheel support rod 2 connecting pin;
the transparent connecting pipe guide wheel is arranged in a U-shaped groove at the end parts of the guide wheel stay bar 1 and the guide wheel stay bar 2.
Further, a gap for accommodating the transparent adapter guide ring is formed between the transparent adapter and the wall of the borehole wall.
Furthermore, the transparent connecting pipes are connected through threads.
Further, the integrated non-contact monitoring probe for deformation and cracking of the drill hole mainly comprises: the system comprises an in-hole three-dimensional laser scanning probe and a digital drilling television camera which are integrated in sequence, wherein the in-hole three-dimensional laser scanning probe is connected with an in-hole three-dimensional laser scanning controller, and the digital drilling television camera is connected with a digital drilling television controller;
the three-dimensional laser scanning probe and the digital drilling television camera in the hole are arranged in the glass tube;
probe guide wheels arranged in a circumferential array are arranged at two ends of the drilling deformation and cracking integrated non-contact monitoring probe;
the drilling deformation and cracking integrated non-contact monitoring probe is connected with the data acquisition instrument through a data line, and a pushing connecting rod is arranged at the end part of the drilling deformation and cracking integrated non-contact monitoring probe.
Further, the pushing device mainly comprises: the device comprises two F-shaped clamping pieces, a driving pushing wheel, a driven pushing wheel and a crank, wherein the two F-shaped clamping pieces, the driving pushing wheel, the driven pushing wheel and the crank are arranged in parallel;
the 'F' -shaped clamping parts are respectively fixed at two clamping ends of the vice, the driving pushing wheel and the driven pushing wheel are arranged in the grooves of the 'F' -shaped clamping parts, the pushing connecting rod is clamped in the annular grooves of the driving pushing wheel and the driven pushing wheel, and a separable crank is arranged on a transmission shaft of the driving pushing wheel.
Further, the driving pushing wheel and the driven pushing wheel are made of resin materials.
Furthermore, an orifice end of the transparent connecting pipe is nested with a transparent connecting pipe port restraining flange, and the transparent connecting pipe port restraining flange is fixed on a tunnel rock wall of the orifice through an expansion screw.
Further, the supporting structure comprises a tripod and a vice arranged on the tripod and used for fixing the pushing device.
The invention also provides a deep soft rock drilling deformation and cracking integrated non-contact monitoring method based on the device, which comprises the following steps:
s1, determining the number of transparent connecting pipes and transparent connecting pipe guide rings according to the depth of a drilled hole and the length of a single transparent connecting pipe;
s2, fixing the transparent connecting pipe guide ring near the threaded end of the transparent connecting pipe;
s3, after the drilling and the drilling are finished and the drill bit is taken out, quickly pushing the assembled transparent adapter tube and the transparent adapter tube guide ring into the drill hole and sequentially and quickly connecting the next assembly part through the end threads of the transparent adapter tube;
s4, after all the transparent connecting pipes and the transparent connecting pipe guide ring assembly are connected and pushed into the drill holes, nesting the central circular hole of the transparent connecting pipe port constraint flange and the transparent connecting pipes and fixing the central circular hole on the drill hole rock wall;
s5, connecting the pushing device, the vice and the tripod;
s6, connecting the drilling deformation and cracking integrated non-contact monitoring probe and a data acquisition instrument;
s7, clamping a pushing connecting rod of the drilling deformation and cracking integrated non-contact monitoring probe in a pushing wheel of a hand-operated pushing device, adjusting a vice and a tripod to enable the drilling deformation and cracking integrated non-contact monitoring probe to extend into a transparent connecting pipe, adjusting the vice and the tripod to a monitoring starting position, and fixing the vice and the tripod;
s8, starting up to debug the data acquisition instrument, after ensuring that data acquisition of a drilling television, three-dimensional point cloud of a hole wall and the like is correct, slowly shaking a crank at an equal angular speed to push a drilling deformation and cracking integrated non-contact monitoring probe to linearly push the drilling deformation and cracking integrated non-contact monitoring probe into the hole, and simultaneously connecting a push connecting rod to realize continuous pushing;
s9, if the measured data is mistaken by single pushing, closing the data acquisition instrument, reversely shaking the crank to withdraw from the drilling, deformation and cracking integrated non-contact monitoring probe to a monitoring initial position, and repeating S8 to perform re-monitoring;
and S10, if the measured data is reliable in single pushing, closing the data acquisition instrument, reversely shaking the crank to withdraw the drilling deformation and cracking integrated non-contact monitoring probe from the drilling hole and arranging related parts until the next monitoring time point, and repeating S5-S8 for monitoring again.
Compared with the prior art, the invention has the following advantages:
1. the invention adopts the integrated digital drilling television and the in-hole three-dimensional laser scanning to carry out integrated non-contact three-dimensional monitoring on the deformation and the cracking of deep weak broken surrounding rock, thereby improving the diversity of data acquisition and the utilization rate of drilling soft rock.
2. The invention realizes the coaxial pushing of the transparent connecting pipe in the drilling hole through the transparent connecting pipe guide ring, and further improves the measurement precision of the drilling television and the three-dimensional laser scanning in the hole.
3. The invention adopts the transparent connecting pipe technology, can still carry out long-term observation on the drill hole under the condition of allowing the drill hole to generate large convergence deformation or hole collapse fracture, and solves the problems of economic and equipment loss caused by deep weak broken surrounding rock hole collapse
4. The invention uses the hand-operated pushing device to realize the stable pushing of the monitoring probe in the drill hole and ensure the flatness of the digital image and the continuity of the three-dimensional point cloud. Meanwhile, the problem that manpower is directly pushed unstably under the condition that the guide wheel is in direct contact with the hole wall is solved by matching with the transparent connecting pipe, and the phenomena of creases, fuzzy areas and the like in the collected image are avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front view of an integrated non-contact monitoring device for deformation and cracking of deep soft rock drill holes.
FIG. 2 is a three-dimensional structure schematic diagram of an integrated non-contact monitoring probe for deformation and cracking of a drill hole.
Fig. 3 is a three-dimensional structure schematic diagram of the transparent adapter guide ring.
Fig. 4 is a schematic diagram of a three-dimensional structure of the transparent adapter.
FIG. 5 is a schematic diagram of a three-dimensional structure of a constraint flange of a transparent nozzle port.
Fig. 6 is a schematic three-dimensional structure diagram of a hand-operated pushing device.
In the figure: 1. the deformation and cracking of the drill hole are integrated with a non-contact monitoring probe; 1-1, a three-dimensional laser scanning probe in the hole; 1-2, a controller for three-dimensional laser scanning in the hole; 1-3, a digital borehole television camera; 1-4, a digital borehole television controller; 1-5, glass tube; 1-6, a probe guide wheel; 1-7, data line; 1-8, a push connecting rod; 2. a transparent adapter guide ring; 2-1, a movable ring 1;2-2, fixing a ring; 2-3, tightening the bolt by a transparent connecting pipe guide ring; 2-4, a movable ring 2;2-5, a guide wheel support rod 1;2-6, a transparent connecting pipe guide wheel; 2-7, a guide wheel support rod 2;2-8, connecting pins of the guide wheel support rods 1; 2-9, a guide wheel stay bar 2 connecting pin; 2-10, the movable ring 1 is connected with a spring; 2-11, the movable ring 2 is connected with a spring; 3. a transparent adapter tube; 4. a transparent adapter port restraint flange; 5. a data acquisition instrument; 6. a hand-operated pushing device; 6-1, driving a pushing wheel; 6-2, driven push wheels; 6-3, a clamping piece; 6-4, a crank; 7. a vise; 8. A tripod; 9. the tunnel rock wall.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
As shown in fig. 1-6, the invention provides an integrated non-contact monitoring device for deep soft rock drilling deformation and cracking, which mainly comprises an integrated non-contact monitoring probe 1 for drilling deformation and cracking, a transparent connecting pipe guide ring 2, a transparent connecting pipe 3, a transparent connecting pipe port constraint flange 4, a data acquisition instrument 5, a hand-operated pushing device 6, a vice 7, a tripod 8 and the like. The drilling deformation and cracking integrated non-contact monitoring probe 1 integrates an in-hole three-dimensional laser scanning probe 1-1 and a digital drilling television camera 1-3 and can do linear motion in the transparent connecting pipe 3. The transparent connecting pipe 3 can do coaxial linear motion in the drill hole under the assistance of the transparent connecting pipe guide ring 2, so that the assembly speed of the transparent connecting pipe 3 in the drill hole is improved. The drilling deformation and cracking integrated non-contact monitoring probe 1 can be stably pushed in one direction in the transparent adapter 3 through the hand-operated pushing device 6.
As a preferred embodiment of the invention, the drilling deformation and cracking integrated non-contact monitoring probe 1 comprises an in-hole three-dimensional laser scanning probe 1-1, an in-hole three-dimensional laser scanning controller 1-2, a digital drilling television camera 1-3 and a digital drilling television controller 1-4 which are integrated in sequence, wherein the in-hole three-dimensional laser scanning probe 1-1 and the digital drilling television camera 1-3 simultaneously perform three-dimensional laser scanning and high-definition shooting on the hole wall through a glass tube 1-5 and a transparent adapter tube 3 as described above. Wherein the glass tubes 1-5 have sealing and protecting functions to adapt to monitoring conditions in environments of moisture, dust and the like. The probe guide wheels 1-6 which are arranged at two ends of the drilling deformation and cracking integrated non-contact monitoring probe 1 and are arranged in a circumferential array are all in contact with the inner wall of the transparent connecting pipe 3, so that the drilling deformation and cracking integrated non-contact monitoring probe 1 can move coaxially and linearly in the transparent connecting pipe 3, if the drilling deformation and cracking integrated non-contact monitoring probe 1 is not matched with the inner diameter of the transparent connecting pipe 3, an optical monitoring center of an instrument can be arranged to be coaxial with a drilling hole, monitoring precision is improved, the drilling deformation and cracking integrated non-contact monitoring probe 1 is connected with the data acquisition instrument 5 through the data lines 1-7, and linear pushing is achieved through the pushing connecting rods 1-8. The coaxial arrangement of the optical monitoring center and the drill hole is a conventional function of the existing detecting instrument, such as a commonly-used JL-IDOI (D) drill hole three-dimensional high-definition television imager, that is, an optical monitoring center is provided, and the coaxial arrangement of the optical monitoring center and the drill hole is easy to realize.
As a better implementation mode of the invention, the transparent connecting pipe guide ring 2 mainly comprises a fixed ring 2-2, a movable ring 12-1, a movable ring 22-4 and a transparent connecting pipe guide wheel 2-6, wherein the fixed ring 2-2 is composed of two identical semicircular rings and hooped on the outer wall of the transparent adapter 3 through a transparent adapter guide ring hoop tightening bolt 2-3, the transparent adapter guide wheel 2-6 is arranged in a U-shaped groove of the guide wheel support rod 12-5 and the guide wheel support rod 22-7 and supported on the wall of the hole by the U-shaped groove, the movable ring 12-1 and the movable ring 22-4 are respectively connected with the fixed ring 2-2 through a movable ring 1 connecting spring 2-10 and a movable ring 2 connecting spring 2-11, the movable ring 12-1 and the movable ring 22-4 are respectively hinged with the guide wheel support rod 12-5 and the guide wheel support rod 22-7 through a guide wheel support rod 1 connecting pin 2-8 and a guide wheel support rod 2 connecting pin 2-9, when the aperture is changed or the hole wall is fluctuated, the transparent connecting pipe guide wheels 2-6 are changed under the pressure of the hole wall, thereby changing the included angle between the guide wheel stay bar 12-5 and the guide wheel stay bar 22-7, simultaneously, the distance between the movable ring 12-1 and the movable ring 22-4 and the fixed ring 2-2 is changed, thereby the flexible length of the movable ring 1 connecting springs 2-10 and the movable ring 2 connecting springs 2-11 which are distributed in a circumferential array can be automatically changed, therefore, the transparent connecting pipe guide wheels 2-6 are always propped against the inner wall of the drilled hole, and the transparent connecting pipe 3 is finally ensured to be coaxially pushed in the drilled hole, so that the measurement precision of a drilling television and three-dimensional laser scanning in the hole is improved.
When the non-contact monitoring probe is specifically applied, the transparent connecting pipe 3 is immediately installed after drilling, and is installed at one time and permanently used, the transparent connecting pipe 3 can be a high-transparency acrylic pipe, a certain gap exists between the outer wall and the hole wall, the transparent connecting pipe guide ring 2 is arranged in the gap, so that the drilling hole can freely converge and deform or collapse and damage without restriction, the local or integral three-dimensional deformation and crack expansion conditions of the drilling hole can be periodically captured by the transparent connecting pipe 3 through the integrated non-contact monitoring probe 1 for deformation and cracking of the drilling hole, the internal thread and the external thread which are matched with a male screw and a female screw are respectively arranged at two ends of the transparent connecting pipe 3 for drilling, and infinite connection can be realized to adapt to different drilling depths.
As a better embodiment of the invention, the transparent connecting pipe port restriction flange 4 is nested at the orifice end of the transparent connecting pipe 3, is used for monitoring upward vertical drilling or upward inclined drilling, and is fixed on the tunnel rock wall of the orifice through an expansion screw, so as to prevent the transparent connecting pipe 3 and the transparent connecting pipe guide ring 2 from automatically sliding out along the drilling hole under the action of gravity to cause potential safety hazards to personnel and equipment.
As a preferred embodiment of the invention, the hand-operated pushing device 6 mainly comprises two 'F' -shaped clamping pieces 6-3, a driving pushing wheel 6-1, three driven pushing wheels 6-2 and a crank 6-4, wherein the two 'F' -shaped clamping pieces 6-3 are respectively fixed at two clamping ends of a vice 7, the driving pushing wheel 6-1 and the driven pushing wheel 6-2 are arranged in a groove of the 'F' -shaped clamping piece 6-3, the pushing connecting rods 1-8 are clamped in annular grooves of the driving pushing wheel 6-1 and the driven pushing wheel 6-2 as described above, the clamping force can be adjusted by the vice 7, the in-situ rotation of the pushing wheel can be converted into the linear motion of the pushing connecting rods 1-8 by shaking the crank 6-4 in a unidirectional manner, the pushing wheel can be made of resin materials in order to improve the friction force between the pushing wheel and the pushing connecting rods 1-8, and the hand-operated pushing device 6 can be adjusted in position, angle and the like by the vice 7 and the crank 8 to adapt to different drilling angle and tripod requirements. The vise 7 and the tripod 8 may be of any standard type suitable for this purpose and are not described in any particular way.
The invention also provides an integrated non-contact monitoring method for deep soft rock drilling deformation and cracking, which is realized based on the device and comprises the following steps:
s1, determining the number of the transparent connecting tubes 3 and the number of the transparent connecting tube guide rings 2 according to the depth of a drilled hole and the length of a single transparent connecting tube 3;
s2, fixing the transparent connecting pipe guide ring 2 near the thread end of the transparent connecting pipe 3 to reserve more interference-free monitoring areas;
s3, after drilling and taking out the drill bit after drilling, quickly pushing the assembled transparent connecting pipe 3 and the transparent connecting pipe guide ring 2 into the drill hole and quickly connecting the assembled transparent connecting pipe 3 and the next assembled part in sequence through the end threads of the transparent connecting pipe 3, so that the situation that the transparent connecting pipe 3 cannot be pushed smoothly due to hole collapse before being pushed is prevented, and usually, the internal port of the first transparent connecting pipe 3 needs to be sealed to prevent water mist and dust from entering the transparent connecting pipe 3;
s4, after all the transparent connecting pipes 3 and the transparent connecting pipe guide ring 2 assembly parts are connected and pushed into the drilled holes, nesting the central circular hole of the transparent connecting pipe port constraint flange 4 and the transparent connecting pipe 3 and fixing the central circular hole and the transparent connecting pipe 3 on the rock wall of the hole opening, wherein the step is needed for upward vertical holes or upward inclined holes, and the transparent connecting pipe port constraint flanges do not need to be arranged in other holes;
s5, connecting a hand-operated pushing device 6, a vice 7 and a tripod 8;
s6, connecting the drilling deformation and cracking integrated non-contact monitoring probe 1 and the data acquisition instrument 5, and if water mist, dust and the like exist in the hole, connecting the drilling deformation and cracking integrated non-contact monitoring probe 1 with a cleaning sponge rod of which the diameter is slightly larger than the inner diameter of the transparent adapter tube;
s7, clamping a pushing extension rod of the drilling deformation and cracking integrated non-contact monitoring probe 1 in a pushing wheel of a hand-operated pushing device 6, adjusting a vice 7 and a tripod 8 to enable the drilling deformation and cracking integrated non-contact monitoring probe 1 to extend into the transparent connecting pipe 3, adjusting the position to a monitoring starting position, and fixing the vice 7 and the tripod 8;
s8, starting up to debug the data acquisition instrument 5, after ensuring that data acquisition such as a drilling television and three-dimensional point cloud of a hole wall is correct, slowly shaking the crank 6-4 at an equiangular speed to push the drilling deformation and cracking integrated non-contact monitoring probe 1 to linearly push the drilling deformation and cracking integrated non-contact monitoring probe into the hole, and simultaneously connecting the push connecting rods 1-8 to realize continuous push;
s9, if the measured data is mistaken by single pushing, closing the data acquisition instrument 5, reversely shaking the crank 6-4 to withdraw the drilling deformation and cracking integrated non-contact monitoring probe 1 to a monitoring initial position, and repeating S8 to perform re-monitoring;
and S10, if the measured data is reliable in single pushing, closing the data acquisition instrument 5, reversely shaking 6-4 to withdraw the drilling deformation and cracking integrated non-contact monitoring probe 1 from the drilling hole and tidy related components until the next monitoring time point repeats S5-S8 for monitoring again, and if the density of water mist and dust in the tunnel is high, the orifice end of the outermost transparent connecting pipe needs to be closed to prevent the water mist and the dust from entering the inside of the transparent connecting pipe 3.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Although the drilling deformation cracking integrated non-contact monitoring probe 1, the in-hole three-dimensional laser scanning probe 1-1, the in-hole three-dimensional laser scanning controller 1-2, the digital drilling television camera 1-3, the digital drilling television controller 1-4, the glass tube 1-5, the probe guide wheel 1-6, the data line 1-7, the push connecting rod 1-8, the transparent adapter guide ring 2, the movable ring 12-1, the fixed ring 2-2, the transparent guide ring fastening bolt 2-3, the movable ring 22-4, the guide wheel strut 12-5, the transparent tube guide wheel 2-6, the guide wheel strut 22-7, the guide wheel strut 1 connecting pin 2-8, the guide wheel strut 2 connecting pin 2-9, the movable ring 1 connecting spring 2-10, the movable ring 2 connecting spring 2-11, the transparent adapter 3, the transparent adapter port restraining flange 4, the data acquisition instrument 5, the hand-operated push device 6, the active push wheel 6-1, the driven push wheel 6-2, the clamping piece 6-3, the handle 6-4, the tripod 4, and other terms are used more and the possibility is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.
Claims (10)
1. The utility model provides a deep soft rock drilling deformation fracture integration non-contact monitoring device which characterized in that includes:
the device comprises a supporting structure arranged on a tunnel bottom plate, a pushing device (6) fixed on the supporting structure, a data acquisition instrument (5) and a drilling deformation and cracking integrated non-contact monitoring probe (1) which is connected to the tail end of a pushing connecting rod (1-8) and is pushed into a tunnel drilling hole by the pushing device (6) in a straight line; and
the transparent connecting pipes (3) are arranged in the tunnel drilling hole and extend along the drilling direction;
the deformation and cracking integrated non-contact monitoring probe (1) of the drill hole detects the change of the hole wall of the drill hole through the transparent adapter tube (3).
2. The deep soft rock drilling deformation and cracking integrated non-contact monitoring device according to claim 1, characterized in that the coaxial arrangement of the connected transparent connecting pipes (3) inside the drill hole is realized through a transparent connecting pipe guide ring (2) arranged on the outer wall of the joint of the two transparent connecting pipes (3);
the transparent adapter guide ring (2) mainly comprises: the device comprises a fixed ring (2-2), a movable ring 1 (2-1), a movable ring 2 (2-4) and a transparent connecting pipe guide wheel (2-6), wherein the fixed ring (2-2) consists of two same semicircular rings and is hooped on the outer wall of the transparent connecting pipe (3) through a transparent connecting pipe guide ring tightening bolt (2-3);
the movable ring 1 (2-1) and the movable ring 2 (2-4) are respectively connected with the fixed ring (2-2) through a movable ring 1 connecting spring (2-10) and a movable ring 2 connecting spring (2-11), the movable ring 1 (2-1) is hinged with the guide wheel support rod 1 (2-5) through a guide wheel support rod 1 connecting pin (2-8), and the movable ring 2 (2-4) is hinged with the guide wheel support rod 2 (2-7) through a guide wheel support rod 2 connecting pin (2-9);
the transparent connecting pipe guide wheels (2-6) are arranged in U-shaped grooves at the end parts of the guide wheel stay bars (1 (2-5) and the guide wheel stay bars (2-7).
3. The deep soft rock drilling deformation and cracking integrated non-contact monitoring device according to claim 2, characterized in that a gap for accommodating the transparent adapter guide ring (2) exists between the transparent adapter (3) and the wall of the drilling hole.
4. The deep soft rock drilling deformation and cracking integrated non-contact monitoring device is characterized in that the transparent connecting pipes (3) are connected through threads.
5. The deep soft rock drilling deformation and cracking integrated non-contact monitoring device according to claim 1, wherein the drilling deformation and cracking integrated non-contact monitoring probe (1) mainly comprises: the device comprises an in-hole three-dimensional laser scanning probe (1-1) and a digital drilling television camera (1-3) which are integrated in sequence, wherein the in-hole three-dimensional laser scanning probe (1-1) is connected with an in-hole three-dimensional laser scanning controller (1-2), and the digital drilling television camera (1-3) is connected with a digital drilling television controller (1-4);
the three-dimensional laser scanning probe (1-1) and the digital drilling television camera (1-3) in the hole are arranged in the glass tube (1-5);
probe guide wheels (1-6) arranged in a circumferential array are arranged at two ends of the drilling deformation and cracking integrated non-contact monitoring probe (1);
the drilling deformation and cracking integrated non-contact monitoring probe (1) is connected with the data acquisition instrument (5) through a data line (1-7), and a pushing connecting rod (1-8) is arranged at the end of the drilling deformation and cracking integrated non-contact monitoring probe (1).
6. The deep soft rock drilling deformation and cracking integrated non-contact monitoring device according to claim 1, wherein the pushing device (6) mainly comprises: the device comprises two F-shaped clamping pieces (6-3), a driving pushing wheel (6-1), a driven pushing wheel (6-2) and a crank (6-4), which are arranged in parallel;
the F-shaped clamping parts (6-3) are respectively fixed at two clamping ends of a vice (7), the driving push wheel (6-1) and the driven push wheel (6-2) are arranged in grooves of the F-shaped clamping parts (6-3), the push connecting rods (1-8) are clamped in annular grooves of the driving push wheel (6-1) and the driven push wheel (6-2), and a separable crank (6-4) is arranged on a transmission shaft of the driving push wheel (6-1).
7. The deep soft rock drilling deformation and cracking integrated non-contact monitoring device according to claim 6, wherein the driving pushing wheel (6-1) and the driven pushing wheel (6-2) are made of resin materials.
8. The deep soft rock drilling deformation and cracking integrated non-contact monitoring device according to claim 1, wherein a transparent connecting pipe port constraining flange (4) is nested at the orifice end of the transparent connecting pipe (3), and the transparent connecting pipe port constraining flange (4) is fixed on a tunnel rock wall (9) of the orifice through expansion screws.
9. The deep soft rock drilling deformation cracking integrated non-contact monitoring device as claimed in claim 1, wherein the supporting structure comprises a tripod (8) and a vice (7) arranged on the tripod (8) for fixing the pushing device.
10. The deep soft rock drilling deformation and cracking integrated non-contact monitoring method based on the device of claim 1 is characterized by comprising the following steps:
s1, determining the number of the transparent connecting tubes (3) and the number of the transparent connecting tube guide rings (2) according to the depth of a drilled hole and the length of a single transparent connecting tube (3);
s2, fixing the transparent connecting pipe guide ring (2) near the threaded end of the transparent connecting pipe (3);
s3, after drilling and taking out the drill bit after drilling, quickly pushing the assembled transparent adapter tube (3) and the transparent adapter tube guide ring (2) into the drill hole, and quickly connecting the next assembly part in sequence through the end threads of the transparent adapter tube (3);
s4, after all the transparent connecting pipes (3) and the transparent connecting pipe guide ring (2) assembly parts are connected and pushed into the drill holes, nesting the central circular hole of the transparent connecting pipe port restraint flange (4) with the transparent connecting pipes (3) and fixing the central circular hole on the drill hole rock wall;
s5, connecting the pushing device (6), the vice (7) and the tripod (8);
s6, connecting the drilling deformation and cracking integrated non-contact monitoring probe (1) and the data acquisition instrument (5);
s7, clamping a push connecting rod (1-8) of the drilling deformation and cracking integrated non-contact monitoring probe (1) in a push wheel of a hand-operated push device (6), adjusting a vice (7) and a tripod (8) to enable the drilling deformation and cracking integrated non-contact monitoring probe (1) to extend into a transparent connecting pipe (3), adjusting to a monitoring starting position, and fixing the vice (7) and the tripod (8);
s8, starting up to debug the data acquisition instrument (5), after ensuring that data acquisition of a drilling television, three-dimensional point cloud of a hole wall and the like is correct, slowly shaking a crank (6-4) at an equiangular speed to push the drilling deformation and cracking integrated non-contact monitoring probe (1) to linearly push the drilling deformation and cracking integrated non-contact monitoring probe into the hole, and simultaneously connecting a push connecting rod (1-8) to realize continuous pushing;
s9, if the measured data is mistaken in single pushing, the data acquisition instrument (5) is closed, the crank (6-4) is reversely shaken to retreat from the drilling deformation and cracking integrated non-contact monitoring probe (1) to a monitoring initial position, and S8 is repeated to perform re-monitoring;
and S10, if the measured data is reliable in single pushing, closing the data acquisition instrument (5), reversely shaking the crank (6-4) to withdraw the drilling deformation and cracking integrated non-contact monitoring probe (1) from the drilling hole and tidying related parts until the next monitoring time point repeats S5-S8 for monitoring again.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210652200.XA CN115163039A (en) | 2022-06-09 | 2022-06-09 | Deep soft rock drilling deformation and cracking integrated non-contact monitoring device and method |
| JP2022211296A JP7281240B1 (en) | 2022-06-09 | 2022-12-28 | Integrated non-contact monitoring device and monitoring method for monitoring deformation and cracks in deep soft rock boreholes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210652200.XA CN115163039A (en) | 2022-06-09 | 2022-06-09 | Deep soft rock drilling deformation and cracking integrated non-contact monitoring device and method |
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| CN115163039A true CN115163039A (en) | 2022-10-11 |
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| CN202210652200.XA Pending CN115163039A (en) | 2022-06-09 | 2022-06-09 | Deep soft rock drilling deformation and cracking integrated non-contact monitoring device and method |
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| JP (1) | JP7281240B1 (en) |
| CN (1) | CN115163039A (en) |
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| CN117268992B (en) * | 2023-10-17 | 2024-04-12 | 江苏华尔威科技集团有限公司 | Drilling casing pipe produced liquid high-precision measuring and monitoring device |
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| Publication number | Publication date |
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| JP2023181062A (en) | 2023-12-21 |
| JP7281240B1 (en) | 2023-05-25 |
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