CN102506799A - Drilling parameter detector - Google Patents
Drilling parameter detector Download PDFInfo
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- CN102506799A CN102506799A CN201110329020XA CN201110329020A CN102506799A CN 102506799 A CN102506799 A CN 102506799A CN 201110329020X A CN201110329020X A CN 201110329020XA CN 201110329020 A CN201110329020 A CN 201110329020A CN 102506799 A CN102506799 A CN 102506799A
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- microprocessor
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- inertial navigation
- navigation element
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Abstract
The invention discloses a drilling parameter detector. The detector comprises a mainframe device, a sensing head device and an impact device. The mainframe device comprises a data processing module, a microprocessor and a display module. The sensing head device comprises a stress sensor (such as an acceleration transducer and the like) and an inertial navigation element. The impact device is an impact generator (such as a wooden hand hammer and the like) capable of generating high impact energy. The drilling parameter detector disclosed by the invention has a compact structure and is convenient to use. A required signal can be conveniently acquired by using the stress sensor and the inertial navigation element, so that the measurement and calculation of the depth of a drilled hole and the opening three-dimensional space stereoscopic azimuth angle of the drilled hole are realized by the microprocessor, and thus, the problems that in the prior art, the depth of the drilled hole is difficult to measure and the three-dimensional space opening angle (such as the inclination angle and the azimuth angle) of the drilled hole cannot be accurately measured are solved.
Description
Technical field
The present invention relates to the drilling rig technique field, particularly a kind of drilling parameter detector that is used to measure the degree of depth of boring and the three dimensions blowing angle (pitch angle, position angle) of holing.
Background technology
Rig need detect its drilling parameter in drilling process, so that can in time grasp the boring situation.Usually use drilling measuring technology to measure at present; But this technology is mainly used on the km rig of characteristics such as the drilling rod caliber is big, drilling rod self does not rotate; Because characteristics such as little, drilling rod self rotations of its drilling rod caliber, prior art can not satisfy the measurement requirement of this type of rig drilling parameter well for common rig.Therefore, be necessary to design a kind of drilling parameter pick-up unit that can adapt to common rig characteristics.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of drilling parameter detector, solve under the prior art, the problem that the depth survey of boring difficulty, boring three dimensions blowing angle can't accurately be measured.
The objective of the invention is to realize through following technical scheme:
This drilling parameter detector comprises host apparatus, sensing head device and percussion mechanism;
Said host apparatus comprises data processing module, microprocessor and display module; Said sensing head device comprises strain gauge and inertial navigation element; Said strain gauge is used for catching the vibrational waveform that the impact shock ripple is propagated at drilling rod; And export the data that capture to data processing module; The inertial navigation element is fixed on the tail end of drilling rod in the boring and parallel with drilling rod, and said inertial navigation element is used to measure 3-axis acceleration and three magnetic induction component data and exports data to microprocessor, calculates inertial navigation element three dimensions perforate angle through microprocessor;
Described percussion mechanism is used at the place, aperture the drilling rod bump of boring; Produce vibration wave, this vibration wave will be along drill pipe transmission, after said data processing module is handled data; Export microprocessor module to; The data computation mistiming that said microprocessor module utilizes strain gauge to record, and utilize intrinsic transfer rate to take advantage of after this mistiming and get half value, obtain the degree of depth of boring.
Further, said host apparatus also comprises data storage and transport module, is used to realize the storage and the external transmission of data;
Further, said inertial navigation element comprises three Gauss meters and three axis accelerometer, is respectively applied for to measure three magnetic induction components and 3-axis acceleration component;
Further, said data processing module adopts digital filtering technique filtering interfering ripple, make processor obtain vibrational waveform exactly, and then acquisition time is poor exactly.
Further, said data processing module is FPGA, CPLD or microprocessor.
The invention has the beneficial effects as follows:
Apparatus structure of the present invention is compact; Easy to use; Use through strain gauge (like acceleration transducer etc.) and inertial navigation element can collect desired signal easily, thereby realize the degree of depth of boring and the measuring and calculating of boring three dimensions blowing angle through microprocessor; Thereby solved under the prior art problem that the depth survey difficulty of boring, boring perforate three dimensions stereo omnibearing angle can't accurately be measured.
Other advantages of the present invention, target and characteristic will be set forth in instructions subsequently to a certain extent; And to a certain extent; Based on being conspicuous to those skilled in the art, perhaps can from practice of the present invention, obtain instruction to investigating of hereinafter.Target of the present invention and other advantages can realize and obtain through following instructions and claims.
Description of drawings
In order to make the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that the present invention is made further detailed description below, wherein:
Fig. 1 is that device of the present invention is formed the connection synoptic diagram.
Embodiment
Below will carry out detailed description to the preferred embodiments of the present invention with reference to accompanying drawing.Should be appreciated that preferred embodiment has been merely explanation the present invention, rather than in order to limit protection scope of the present invention.
As shown in Figure 1, this drilling parameter detector comprises host apparatus 2 and sensing head device 1; Wherein,
According to theorem of Euler, following relation is arranged:
（2）
Wherein
,
,
,
Be respectively pitch angle, position angle, Tool Face Angle and magnetic dip; G
X, G
YAnd G
ZBe the projection of acceleration of gravity in instrument coordinates system, G
N, G
EAnd G
DBe the projection of acceleration of gravity in geographic coordinate system; B
X, B
YAnd B
ZBe the projection of magnetic induction component in instrument coordinates system, B
N, B
E, B
DRepresent respectively geographic coordinate system north axially, east axially, the earth's axis is to magnetic-field component;
Be transformation matrix;
Be local gravitational acceleration; B
oBe local magnetic induction density;
Just can calculate blowing angle (pitch angle and position angle) through (1)～(3):
Through (4), (5) formula, as long as know the output of component separately of three Gauss meters and three axis accelerometer, combine the symbol of formula molecule denominator simultaneously, just can obtain blowing angle (pitch angle and position angle).
As further improvement, host apparatus of the present invention also comprises data storage and transport module 24, is used to realize the storage and the external transmission of data.
Among the present invention, data processing module adopts FPGA, CPLD or microprocessor etc., in the asking for of mistiming, adopts digital filtering technique filtering interfering ripple, has adopted correlation method to extract useful signal, acquisition time difference parameter exactly;
Explanation is at last; Above embodiment is only unrestricted in order to technical scheme of the present invention to be described; Although with reference to preferred embodiment the present invention is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement technical scheme of the present invention; And not breaking away from the aim and the scope of present technique scheme, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (5)
1. drilling parameter detector, it is characterized in that: said detector comprises host apparatus, sensing head device and percussion mechanism;
Said host apparatus comprises data processing module, microprocessor and display module; Said sensing head device comprises strain gauge and inertial navigation element; Said strain gauge is used for catching the vibrational waveform that the impact shock ripple is propagated at drilling rod; And export the data that capture to data processing module; The inertial navigation element is fixed on the tail end of drilling rod in the boring and parallel with drilling rod, and said inertial navigation element is used to measure 3-axis acceleration and three magnetic induction component data and exports data to microprocessor, calculates inertial navigation element three dimensions perforate angle through microprocessor;
Described percussion mechanism is used at the place, aperture the drilling rod bump of boring; Produce vibration wave, this vibration wave will be along drill pipe transmission, after said data processing module is handled data; Export microprocessor module to; The data computation mistiming that said microprocessor module utilizes strain gauge to record, and utilize intrinsic transfer rate to take advantage of after this mistiming and get half value, obtain the degree of depth of boring.
2. drilling parameter detector according to claim 1 is characterized in that: said host apparatus also comprises data storage and transport module, is used to realize the storage and the external transmission of data.
3. drilling parameter detector according to claim 1 is characterized in that: said inertial navigation element comprises three Gauss meters and three axis accelerometer, is respectively applied for to measure three magnetic induction components and 3-axis acceleration component.
4. drilling parameter detector according to claim 1 is characterized in that: said data processing module adopts digital filtering technique filtering interfering ripple, make microprocessor can obtain vibrational waveform exactly, and then acquisition time is poor exactly.
5. according to the arbitrary described drilling parameter detector of claim 1 to 4, it is characterized in that:, it is characterized in that: said data processing module is FPGA, CPLD or microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110329020XA CN102506799A (en) | 2011-10-26 | 2011-10-26 | Drilling parameter detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110329020XA CN102506799A (en) | 2011-10-26 | 2011-10-26 | Drilling parameter detector |
Publications (1)
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| CN102506799A true CN102506799A (en) | 2012-06-20 |
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| CN201110329020XA Pending CN102506799A (en) | 2011-10-26 | 2011-10-26 | Drilling parameter detector |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR970002260A (en) * | 1995-06-29 | 1997-01-24 | 정몽원 | Method and apparatus calculating the angle in 3-dimensional space |
| CN101750046A (en) * | 2009-12-24 | 2010-06-23 | 三一重工股份有限公司 | Angle measuring device, method and engineering machine |
-
2011
- 2011-10-26 CN CN201110329020XA patent/CN102506799A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR970002260A (en) * | 1995-06-29 | 1997-01-24 | 정몽원 | Method and apparatus calculating the angle in 3-dimensional space |
| CN101750046A (en) * | 2009-12-24 | 2010-06-23 | 三一重工股份有限公司 | Angle measuring device, method and engineering machine |
Non-Patent Citations (2)
| Title |
|---|
| 谈耀麟: "深钻孔测量系统", 《国外地质勘探技术》 * |
| 马芹永: "钻孔灌注桩质量检测标准及检测方法", 《西安科技学院学报》 * |
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Application publication date: 20120620 |