CN102955170A - Drilling hole acoustic radar detection method and drilling hole acoustic radial scanning probe - Google Patents
Drilling hole acoustic radar detection method and drilling hole acoustic radial scanning probe Download PDFInfo
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- CN102955170A CN102955170A CN2012103837748A CN201210383774A CN102955170A CN 102955170 A CN102955170 A CN 102955170A CN 2012103837748 A CN2012103837748 A CN 2012103837748A CN 201210383774 A CN201210383774 A CN 201210383774A CN 102955170 A CN102955170 A CN 102955170A
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Abstract
The invention discloses a drilling hole acoustic radar detection method and a drilling hole acoustic radial scanning probe. The method and device have two working modes, namely a drilling hole acoustic common-depth scanning work program and a drilling hole acoustic common-angle radar scanning work program. The drilling hole acoustic radial scanning probe comprises a position controller (1), an exploring tube (2), a sensor adherence elastic arm (3), an acoustic sensor, a rubber assistance pad (4) and an elastic arm locking and trigger switch (5). According to the method and the probe, the technical problem of radial detection by utilizing hole drilling can be solved, the functions of an exploratory hole are sufficiently utilized, so that the detection capacities for deep bury and small geological flaw can be improved, identification to karst caves and other geological flaw abnormality can be distinguished directly and the working efficiency is high. The drilling hole acoustic radar detection method and the drilling hole acoustic radial scanning probe can be widely applied to geological survey, basic potential hazard troubleshooting in municipal, housing, traffic, water conservancy and hydropower and other construction fields.
Description
Technical field
The present invention relates to a kind of boring sound radar detection method and boring sound wave radial scan probe, belong to the engineering geology field of detecting.
Background technology
Geologic prospecting is by various means, method geology to be reconnoitred, surveyed, and determines suitable supporting course, according to the foundation bearing capacity of supporting course, determines type of foundation, the enquiry-based activity of Calculating Foundation parameter.Wherein physical prospecting is called for short physical prospecting, be take various rocks and ore density, magnetic, electrically, the difference of the physical propertys such as elasticity, radioactivity is as Research foundation, with different physical methods and geophysical prospecting equipment, survey the variation of natural or artificial geophysical field, by the Use of Geophysical Data of analyzing, research obtains, infer, explain tectonic structure and distribution of mineral deposits situation.Wherein probing is a kind of physical prospecting means that are in daily use, refer to hole in the stratum with rig, and with discriminating and division surface lower stratum, and can be along a kind of method of exploration of hole depth sampling.How to utilize better boring to carry out intensive detection operations, that the geological exploration techniques research worker pursues always, the Detection Techniques that current utilization boring is carried out mainly contain comprehensive logging (comprising the logging methods such as electrical measurement, sounding, radioactivity, electromagnetism, optics), hole discontinuity surface scanning (CT) etc., and these method and technologies mainly are the geology detectings that carries out hole wall or two hole discontinuity surfaces.But these methods have limitation separately, and investigative range is little, and result of detection is also accurate not, and work efficiency is not high, can't intuitively detect the Geological Defects such as solution cavity of existence, therefore, also lack a kind of better boring sound radar detection method in the prior art.
Summary of the invention
The objective of the invention is for overcoming the deficiencies in the prior art, a kind of boring sound radar detection method and boring sound wave radial scan probe are provided, make investigative range wider, result of detection is more accurate, and work efficiency is higher, can detect intuitively the Geological Defects such as solution cavity of existence.
For realizing purpose of the present invention, a kind of boring sound radar detection method of the present invention, wherein, utilizing sound wave to carry out hole diameter when carrying out engineer geological prospecting to radar scanning, use a kind of boring sound wave radial scan probe, adopt altogether degree of depth radar scanning working routine when utilizing this probe to survey, this working routine may further comprise the steps:
1) the annular array probe placement is being designed drilling depth, probe is being carried out the location, orientation;
2) probe is carried out adherent operation;
3) the operate ground sonic apparatus carries out radially ultra sonic scanner to country rock around the probe, forms the sound radar scintigram take boring as the center of circle;
4) according to the position of determining radar return image, orientation, reflection interval Geological Defects, distance and scope;
5) mobile probe repeats above operation to next scan depths point.
As another implementation of this method, when utilizing this probe to survey, also can adopt common angle radar scanning working routine, this working routine may further comprise the steps:
1) with the boring a certain reference position of probe placement in design, probe is carried out the orientation fix, determine altogether angle orientation, determine altogether acoustic emission and the receiving transducer of angle direction;
2) the operate ground instrument is finished the acoustic emission reception work of this point;
3) a bit repeat extremely down above work by design point apart from mobile probe;
4) finish the scanning work of whole piece section, form the common angle sound wave scan image in a certain orientation;
5) determine the degree of depth, distance and the scope of Geological Defects according to common angle orientation, the degree of depth, time on the scan echo image.
For realizing said method, the present invention also provides a kind of boring sound wave radial scan probe, this probe monitors that with sonic apparatus and control main frame is connected by wire, wherein, this probe is provided with a position controller, tail end at position controller is provided with an inserting tube, is provided with by eight shell fragments at inserting tube to be the adherent spring of sensor that petal-shaped forms, and is provided with a sonic sensor and rubber auxiliary mat in the termination of every shell fragment of the adherent spring of sensor; Draw elastic arm locking and the trigger switch of the circular array shape that trails on inserting tube or outside the picture in also being provided with eight shell fragments that can make the adherent spring of sensor on the inserting tube.
Further, above-mentioned boring sound wave radial scan probe, wherein, described elastic arm locking and trigger switch are positioned at the tail end of inserting tube.
Further, above-mentioned boring sound wave radial scan probe, wherein, described wire is transferred this probe by the pulley that is located at the aperture.
Acoustic emission of the present invention and reception instrument adopt general ground to detect sonic apparatus.The present invention is the Principles of Radar of utilizing sound wave, by take boring as the center of circle, to the radar scanning of hole Zhou Jinhang certain limit, reaches the purpose of the Geological Defects such as accurate detection solution cavity.This invention takes full advantage of the characteristics that the underground environment noise is little, hole, adopt the sound radar scanning technique to realize three-dimensional column, the interior solution cavity of energy scanning holes week 10 meters scopes, investigative range is large, work on the spot efficient is high, it is directly perceived to survey solution cavity, surveys in detail and takes full advantage of boring for engineering geology a kind of effectively and rapidly new method is provided.The invention solves the technical barrier that utilizes boring radially to survey, utilized fully the function of exploratory hole, improved the detectivity to buried Tibetan, little Geological Defects, the unusual identification of the Geological Defects such as solution cavity is directly perceived, high efficiency, can be widely used in municipal administration, firmly builds, geological mapping, the basic hidden troubles removing work of the construction fields such as traffic, water conservancy and hydropower.
Description of drawings
Fig. 1 is boring sound radar detection method schematic diagram;
Fig. 2 is altogether depth scan probe plane structure chart of boring sound radar;
Fig. 3 is boring sound wave radial scan sonde configuration schematic diagram;
Fig. 4 is the schematic diagram that boring sound wave radial scan probe trails in the hole;
Fig. 5 is altogether degree of depth radial scan Data Management Analysis figure of boring sound radar.
Description of reference numerals: 1-position controller, 2-inserting tube, the adherent elastic arm of 3-sensor, 4-sonic sensor and rubber auxiliary mat, the locking of 5-elastic arm and trigger switch, 6-wire, 7-sonic apparatus and supervision main frame, 8-pulley.
Embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
The present invention holes sound radar detection method schematic diagram as shown in Figure 1, technical scheme of the present invention mainly pops one's head in to realize by the radial scan of a kind of boring sound wave, this probe monitors that with sonic apparatus and control main frame 7 is connected by wire 6, this probe is provided with a position controller 1, tail end at position controller 1 is provided with an inserting tube 2, be provided with by eight shell fragments at inserting tube 2 and be the adherent spring 3 of sensor that petal-shaped forms, as shown in Figure 3, Figure 4, be provided with a sonic sensor and rubber auxiliary mat 4 in the termination of every shell fragment of the adherent spring 3 of sensor; Draw elastic arm locking and the trigger switch 5 of the circular array shape that trails on inserting tube 2 or outside the picture in also being provided with eight shell fragments that can make the adherent spring 3 of sensor on the inserting tube 2, when elastic arm locking and trigger switch 5 are in closed condition, eight shell fragments of the adherent spring 3 of sensor draw on inserting tube 2, be beneficial to like this probe is put into boring smoothly.When elastic arm locking and trigger switch 5 are subject to triggering when opening, the constraint that eight shell fragments of the adherent spring 3 of sensor are subject to disappears, article eight, shell fragment can flick and the circular array shape immediately towards periphery, the termination of every shell fragment can prop up hole wall, and sonic sensor and rubber auxiliary mat 4 on the shell fragment termination are close on the hole wall.The degree that shell fragment flicks is relevant with the hole wall internal diameter, but must guarantee that the termination of shell fragment can prop up hole wall.
In addition, the locking of described elastic arm and trigger switch 5 are positioned at the tail end of inserting tube 2, like this when the probe below to the suitable degree of depth, elastic arm locks and trigger switch 5 can trigger after at the bottom of touching the hole and opens.According to the difference of various boring situations, also elastic arm locking and trigger switch 5 can be arranged on other position on the probe, can be convenient to open and close but must make probe arrive behind the objective elastic arm locking and trigger switch 5.
For easy to operate, described wire 6 is transferred this probe by the pulley 8 that is located at the aperture.
Can adopt common degree of depth radar scanning working routine or be total to angle radar scanning working routine when utilizing this probe to survey, wherein degree of depth radar scanning working routine may further comprise the steps altogether:
1) the annular array probe placement is being designed drilling depth, probe is being carried out the location, orientation;
2) probe is carried out adherent operation;
3) the operate ground sonic apparatus carries out radially ultra sonic scanner to country rock around the probe, forms the sound radar scintigram take boring as the center of circle;
4) according to the position of determining radar return image, orientation, reflection interval Geological Defects, distance and scope;
5) mobile probe repeats above operation to next scan depths point.
Angle radar scanning working routine may further comprise the steps altogether:
1) with the boring a certain reference position of probe placement in design, probe is carried out the orientation fix, determine altogether angle orientation, determine altogether acoustic emission and the receiving transducer of angle direction;
2) the operate ground instrument is finished the acoustic emission reception work of this point;
3) a bit repeat extremely down above work by design point apart from mobile probe;
4) finish the scanning work of whole piece section, form the common angle sound wave scan image in a certain orientation;
5) determine the degree of depth, distance and the scope of Geological Defects according to common angle orientation, the degree of depth, time on the scan echo image.
The altogether enforcement of degree of depth radar scanning working routine of following brief description boring sound wave, boring sound radar altogether depth scan is popped one's head in plane structure chart as shown in Figure 2, it is right-hand that the Geological Defects position is positioned at probe among the figure, can determine very soon orientation and the approximate distance of geology rejected region by common degree of depth radar scanning working routine, thereby comparatively fast judge position and the indicated range of Geological Defects, be convenient to formulate counter-measure.The boring sound radar that draws by above-mentioned altogether degree of depth radar scanning working routine is total to degree of depth radial scan Data Management Analysis figure as shown in Figure 5, as can be seen from the figure, be positioned at right-hand waveform of instrument among the figure obvious disorderly sign is arranged, illustrate that there is Geological Defects in this place, can judge again scope and the position of Geological Defects from the scope of waveform disorder and size.
The boring sound wave altogether principle, plane structure chart and the Data Management Analysis figure of angle radar scanning working routine degree of depth radar scanning working routine is similar altogether with the boring sound wave, be not repeated at this.
For implementing technical scheme of the present invention, also need borehole radar scanning and Data Management Analysis software, such software major function comprises: scan control function, probe positioning function, gain control, radar image arrangements, radar image master data processing capacity, unusually identify and apart from the measurement of bearing function etc.Such software can be easy to obtain at present on market, belongs to conventional acoustic sounding assistant software.
The instrument that the present invention uses can adopt general ground sonic test instrument, but must load the sonic probe converter.
Certainly, more than be concrete exemplary applications of the present invention, the present invention also has other embodiment, and all employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the protection domain of the presently claimed invention.
Claims (5)
1. boring sound radar detection method, it is characterized in that: utilizing sound wave to carry out hole diameter when carrying out engineer geological prospecting to radar scanning, use a kind of boring sound wave radial scan probe, adopt altogether degree of depth radar scanning working routine when utilizing this probe to survey, this working routine may further comprise the steps:
1) the annular array probe placement is being designed drilling depth, probe is being carried out the location, orientation;
2) probe is carried out adherent operation;
3) the operate ground sonic apparatus carries out radially ultra sonic scanner to country rock around the probe, forms the sound radar scintigram take boring as the center of circle;
4) according to the position of determining radar return image, orientation, reflection interval Geological Defects, distance and scope;
5) mobile probe repeats above operation to next scan depths point.
2. boring sound radar detection method according to claim 1, it is characterized in that: also can adopt common angle radar scanning working routine when utilizing this probe to survey, this working routine may further comprise the steps:
1) with the boring a certain reference position of probe placement in design, probe is carried out the orientation fix, determine altogether angle orientation, determine altogether acoustic emission and the receiving transducer of angle direction;
2) the operate ground instrument is finished the acoustic emission reception work of this point;
3) a bit repeat extremely down above work by design point apart from mobile probe;
4) finish the scanning work of whole piece section, form the common angle sound wave scan image in a certain orientation;
5) determine the degree of depth, distance and the scope of Geological Defects according to common angle orientation, the degree of depth, time on the scan echo image.
3. boring sound wave radial scan is popped one's head in, this probe monitors that by wire (6) and sonic apparatus and control main frame (7) is connected, it is characterized in that: this probe is provided with a position controller (1), tail end at position controller (1) is provided with an inserting tube (2), be provided with by eight shell fragments at inserting tube (2) and be the adherent spring of sensor (3) that petal-shaped forms, be provided with a sonic sensor and rubber auxiliary mat (4) in the termination of every shell fragment of the adherent spring of sensor (3); Draw elastic arm locking and the trigger switch (5) of the circular array shape that trails outside or the picture upper at inserting tube (2) in also being provided with eight shell fragments that can make the adherent spring of sensor (3) on the inserting tube (2).
4. boring sound wave radial scan according to claim 2 is popped one's head in, and it is characterized in that: described elastic arm locking and trigger switch (5) are positioned at the tail end of inserting tube (2).
5. boring sound wave radial scan according to claim 2 is popped one's head in, and it is characterized in that: described wire (6) is transferred this probe by the pulley (8) that is located at the aperture.
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Cited By (9)
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| CN103675946A (en) * | 2013-12-27 | 2014-03-26 | 青岛厚科化学有限公司 | Drop tube type underground installation identification system |
| CN105275451A (en) * | 2015-09-25 | 2016-01-27 | 武汉力博物探有限公司 | Drill hole radial three-dimensional imaging system |
| CN105317434A (en) * | 2015-10-21 | 2016-02-10 | 同济大学 | Borehole ultrasonic reflection three-dimensional detection apparatus and method |
| CN105606712A (en) * | 2015-11-10 | 2016-05-25 | 国网浙江慈溪市供电公司 | Ultrasonic detection probe, detection method, and detection system |
| CN105672374A (en) * | 2016-03-23 | 2016-06-15 | 东华理工大学 | Grouting pile hole wall karst cave detector and detection method thereof |
| CN106121626A (en) * | 2016-08-26 | 2016-11-16 | 长江地球物理探测（武汉）有限公司 | A kind of metal clips fixed borehole television system and detection method thereof |
| CN109031430A (en) * | 2018-07-11 | 2018-12-18 | 中国地质科学院岩溶地质研究所 | A kind of detection method of list borehole geologic radar orienting reflex imaging |
| CN109375264A (en) * | 2018-12-10 | 2019-02-22 | 山东大学 | One kind being suitable for advance geologic prediction wave detector drilling coupling device and application method |
| CN113357497A (en) * | 2021-06-17 | 2021-09-07 | 安徽省庐江龙桥矿业有限公司 | Hole entering centering device of drilling radar detector |
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Cited By (11)
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|---|---|---|---|---|
| CN103675946A (en) * | 2013-12-27 | 2014-03-26 | 青岛厚科化学有限公司 | Drop tube type underground installation identification system |
| CN103675946B (en) * | 2013-12-27 | 2017-01-04 | 青岛厚科化学有限公司 | One fall tubular type underground installation mark system |
| CN105275451A (en) * | 2015-09-25 | 2016-01-27 | 武汉力博物探有限公司 | Drill hole radial three-dimensional imaging system |
| CN105317434A (en) * | 2015-10-21 | 2016-02-10 | 同济大学 | Borehole ultrasonic reflection three-dimensional detection apparatus and method |
| CN105606712A (en) * | 2015-11-10 | 2016-05-25 | 国网浙江慈溪市供电公司 | Ultrasonic detection probe, detection method, and detection system |
| CN105672374A (en) * | 2016-03-23 | 2016-06-15 | 东华理工大学 | Grouting pile hole wall karst cave detector and detection method thereof |
| CN106121626A (en) * | 2016-08-26 | 2016-11-16 | 长江地球物理探测（武汉）有限公司 | A kind of metal clips fixed borehole television system and detection method thereof |
| CN109031430A (en) * | 2018-07-11 | 2018-12-18 | 中国地质科学院岩溶地质研究所 | A kind of detection method of list borehole geologic radar orienting reflex imaging |
| CN109375264A (en) * | 2018-12-10 | 2019-02-22 | 山东大学 | One kind being suitable for advance geologic prediction wave detector drilling coupling device and application method |
| CN109375264B (en) * | 2018-12-10 | 2020-02-11 | 山东大学 | Drilling coupling device suitable for advanced geological prediction geophone and use method |
| CN113357497A (en) * | 2021-06-17 | 2021-09-07 | 安徽省庐江龙桥矿业有限公司 | Hole entering centering device of drilling radar detector |
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