CN106014400A - Coal and rock mass physical-property monitoring device and method - Google Patents
Coal and rock mass physical-property monitoring device and method Download PDFInfo
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- CN106014400A CN106014400A CN201610427489.XA CN201610427489A CN106014400A CN 106014400 A CN106014400 A CN 106014400A CN 201610427489 A CN201610427489 A CN 201610427489A CN 106014400 A CN106014400 A CN 106014400A
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- sensor
- coal
- jacking force
- drill collar
- monitoring device
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
- E21B49/003—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells by analysing drilling variables or conditions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
Provided are a coal and rock mass physical-property monitoring device and method. The coal and rock mass physical-property monitoring device comprises an impact force sensor, a jacking force sensor, a deformation sensor and a position sensor fixedly installed on the surface of a drill collar, wherein the four sensors perform data transmission with a data acquisition recorder in a wireless mode, and the data acquisition recorder is connected with a computer. The coal and rock mass physical-property monitoring method comprises the steps that a monitoring device is assembled; a drilling position is selected, and a drilling machine is positioned; a drill rod of the monitoring device is connected with the drilling machine; the drilling machine is started to perform drill, an impact force, a jacking force, torque deformation amount and depth data borne by the drill collar in the drilling process in real time are respectively measured through the four sensors, and sensor data is received through the data acquisition recorder and is stored according to the time axis; the data stored in the data acquisition recorder is imported into the computer, mechanical parameters of a coal and rock mass at different drilling depth positions to a drill bit are calculated, accordingly the physical properties of the coal and rock mass at different drilling depth positions are obtained, and coal and rock mass physical-property monitoring is completed.
Description
Technical field
The invention belongs to coal mining and safety monitoring technology field, particularly relate to a kind of coal and rock physical property monitoring device and
Method.
Background technology
In process of coal mining, coal and rock physical property accurately tested and analyzes, being effective hands of preventing and treating mine disaster
Section.At present, the coal and rock physical property test mode of employing mainly realizes in laboratory environments, by by coal petrography system
Carry out dependence test after becoming standard specimen, thus record corresponding coal and rock physical property.
But, due in traditional test mode using coal and rock standard specimen as test object, and should take into account
Coal and rock Environmental effect and the external influence factors such as rock property be also left in the basket, under the test conditions above, the most measured
Coal and rock physical property is difficult to the real coal and rock physical property reflected under actual Environmental effect.
Therefore, it is necessary to traditional " laboratory test " is upgraded to " field monitoring ", only just may be used by " field monitoring "
Effectively the external influence factors such as coal and rock Environmental effect and rock property to be taken into account, then need to design a set of satisfied scene
The coal and rock physical property monitoring device of detection requirement and method.
Summary of the invention
The problem existed for prior art, the present invention provides a kind of coal and rock physical property monitoring device and method, by boring
Coal and rock physical property is monitored by process, and monitoring process is convenient, fast, efficient.
To achieve these goals, the present invention adopts the following technical scheme that a kind of coal and rock physical property monitoring device, including boring
Bar, drill collar and drill bit, be characterized in: also includes shock sensors, jacking force sensor, changing sensor, position sensing
Device, data acquisition instrument and computer, described drill collar is connected between drilling rod and drill bit, described shock sensors, pushing tow
Force transducer, changing sensor and position sensor are all packed in drill collar surface, shock sensors, jacking force sensor, shape
The signal output part becoming sensor and position sensor is connected with data acquisition instrument signal input part, data acquisition instrument
Signal output part be connected with computer.
Described shock sensors, jacking force sensor, between changing sensor and position sensor and data acquisition instrument all
Employing radio connection carries out data transmission.
Be provided with sensor mounting groove on described drill collar surface, described shock sensors, jacking force sensor, changing sensor and
Position sensor is embedded in drill collar surface by sensor mounting groove, in sensor mounting groove outer cover equipped with protection sleeve, impact
Force transducer, jacking force sensor, changing sensor and position sensor are protected by protection sleeve.
Described shock sensors, jacking force sensor, changing sensor and position sensor all use explosion-proof type sensor.
Described shock sensors, jacking force sensor, changing sensor and position sensor all use independent high temperature resistant type electricity
Pond is powered, and battery uses cordless to be charged.
A kind of coal and rock physical property monitoring method, have employed described coal and rock physical property monitoring device, comprises the steps:
Step one: drilling rod, drill collar and drill bit are fitted together, then shock sensors, jacking force sensor, deformation are passed
Sensor and position sensor are mounted in the sensor mounting groove on drill collar surface respectively, and finally outside sensor mounting groove, suit is protected
Pretective sleeve pipe, is protected shock sensors, jacking force sensor, changing sensor and position sensor by protection sleeve；
Step 2: a selected bore position, and at bore position, position rig, then the drilling rod of drill collar and drill bit will be installed
It is connected with rig；
Step 3: start rig, starts boring, by rushing that shock sensors measurement drill collar bears in boring procedure in real time
Hit power, the jacking force born in real time in boring procedure by jacking force sensor measurement drill collar, measured by changing sensor and bore
Quickly real-time in boring procedure moment of torsion deformation quantity, measures, by position sensor, the depth data that drill collar is real-time in boring procedure；
Step 4: received from shock sensors, jacking force sensor, changing sensor and position by data acquisition instrument
Put the real time data that sensor sends, and the real time data received is stored according to time shaft；
Step 5: the data stored in data acquisition instrument imported in computer, is calculated different boring in computer
The coal and rock at depth location every mechanics parameter to drill bit, thus the coal and rock of different drilling depth position can be calculated
Physical property, and then complete the automatic continuous monitoring in boring procedure, coal and rock physical property carried out.
Beneficial effects of the present invention:
Traditional " laboratory test " compared with prior art, is upgraded to " field monitoring " by the present invention, and by boring procedure
Coal and rock physical property is monitored, and monitoring process is convenient, fast, efficient.
Accompanying drawing explanation
Fig. 1 is a kind of coal and rock physical property monitoring device schematic diagram of the present invention；
In figure, 1 drilling rod, 2 drill collars, 3 drill bits, 4 shock sensors, 5 jacking force sensors, 6 deformation pass
Sensor, 7 position sensors, 8 data acquisition instruments, 9 computers, 10 protection sleeves.
Detailed description of the invention
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of coal and rock physical property monitoring device, including drilling rod 1, drill collar 2, drill bit 3, impulsive force sensing
Device 4, jacking force sensor 5, changing sensor 6, position sensor 7, data acquisition instrument 8 and computer 9, described
Drill collar 2 is connected between drilling rod 1 and drill bit 3, described shock sensors 4, jacking force sensor 5, changing sensor 6 and
Position sensor 7 is all packed in drill collar 2 surface, shock sensors 4, jacking force sensor 5, changing sensor 6 and position
The signal output part of sensor 7 is connected with data acquisition instrument 8 signal input part, and the signal of data acquisition instrument 8 is defeated
Go out end to be connected with computer 9.
Described shock sensors 4, jacking force sensor 5, changing sensor 6 and position sensor 7 and data acquisition instrument
Radio connection is all used to carry out data transmission between 8.
Sensor mounting groove, described shock sensors 4, jacking force sensor 5, deformation sensing it is provided with on described drill collar 2 surface
Device 6 and position sensor 7 are embedded in drill collar 2 surface by sensor mounting groove, in sensor mounting groove outer cover equipped with protection
Sleeve 10, shock sensors 4, jacking force sensor 5, changing sensor 6 and position sensor 7 are by protection sleeve 10
Protect.
Described shock sensors 4, jacking force sensor 5, changing sensor 6 and position sensor 7 all use explosion-proof type to sense
Device.
Described shock sensors 4, jacking force sensor 5, changing sensor 6 and position sensor 7 all use independent resistance to height
Warm type battery is powered, and battery uses cordless to be charged.
A kind of coal and rock physical property monitoring method, have employed described coal and rock physical property monitoring device, comprises the steps:
Step one: drilling rod 1, drill collar 2 and drill bit 3 are fitted together, then by shock sensors 4, jacking force sensor 5,
Changing sensor 6 and position sensor 7 are mounted in the sensor mounting groove on drill collar 2 surface respectively, finally install at sensor
Groove outside suit protection sleeve 10, by protection sleeve 10 to shock sensors 4, jacking force sensor 5, changing sensor
6 and position sensor 7 protect；
Step 2: a selected bore position, and position rig at bore position, then drill collar 2 and drill bit 3 will be installed
Drilling rod 1 is connected with rig；
Step 3: start rig, starts boring, measures drill collar 2 by shock sensors 4 and bear in real time in boring procedure
Impulsive force, measure, by jacking force sensor 5, the jacking force that drill collar 2 bears in boring procedure in real time, sensed by deformation
The moment of torsion deformation quantity that drill collar 2 is real-time in boring procedure measured by device 6, measures drill collar 2 at boring procedure by position sensor 7
In real-time depth data；
Step 4: received from shock sensors 4, jacking force sensor 5, changing sensor by data acquisition instrument 8
6 and the real time data that sends of position sensor 7, and the real time data received is stored according to time shaft；
Step 5: in the data of storage import computer 9 in data acquisition instrument 8, be calculated not in computer 9
With the coal and rock of the drilling depth position every mechanics parameter to drill bit, thus different drilling depth position can be calculated
Coal and rock physical property, and then complete the automatic continuous monitoring in boring procedure, coal and rock physical property carried out.
The present invention, why at drill collar 2 surface inserting shock sensors 4 and jacking force sensor 5, is because at boring procedure
In, drill bit 1 also can bear the counteracting force from coal and rock while impact and pushing tow coal and rock, and counteracting force can pass
Pass drill collar 2, and make drill collar 2 bear the reverse impact power from coal and rock and reverse jacking force, finally can pass through impulsive force
Sensor 4 and jacking force sensor 5 measure.
Scheme in embodiment is also not used to limit the scope of patent protection of the present invention, all equivalence enforcement done without departing from the present invention
Or change, it is both contained in the scope of the claims of this case.
Claims (6)
1. a coal and rock physical property monitoring device, including drilling rod, drill collar and drill bit, it is characterised in that: also include impulsive force
Sensor, jacking force sensor, changing sensor, position sensor, data acquisition instrument and computer, described drill collar is even
Being connected between drilling rod and drill bit, described shock sensors, jacking force sensor, changing sensor and position sensor are all fixedly mounted with
On drill collar surface, shock sensors, jacking force sensor, changing sensor and the signal output part of position sensor and data
Acquisition and recording device signal input part is connected, and the signal output part of data acquisition instrument is connected with computer.
A kind of coal and rock physical property monitoring device the most according to claim 1, it is characterised in that: described impulsive force senses
Device, jacking force sensor, radio connection between changing sensor and position sensor and data acquisition instrument, is all used to enter
Row data are transmitted.
A kind of coal and rock physical property monitoring device the most according to claim 1 and 2, it is characterised in that: at described drill collar
Surface is provided with sensor mounting groove, and described shock sensors, jacking force sensor, changing sensor and position sensor pass through
Sensor mounting groove is embedded in drill collar surface, in sensor mounting groove outer cover equipped with protection sleeve, shock sensors, pushing tow
Force transducer, changing sensor and position sensor are protected by protection sleeve.
4. according to a kind of coal and rock physical property monitoring device described in any one of claims 1 to 3, it is characterised in that: described
Shock sensors, jacking force sensor, changing sensor and position sensor all use explosion-proof type sensor.
5. according to a kind of coal and rock physical property monitoring device described in any one of claims 1 to 3, it is characterised in that: described
Shock sensors, jacking force sensor, changing sensor and position sensor all use independent high temperature resistant type battery to supply
Electricity, and battery use cordless be charged.
6. a coal and rock physical property monitoring method, have employed the coal and rock physical property monitoring device described in claim 1,
It is characterized in that comprising the steps:
Step one: drilling rod, drill collar and drill bit are fitted together, then shock sensors, jacking force sensor, deformation are passed
Sensor and position sensor are mounted in the sensor mounting groove on drill collar surface respectively, and finally outside sensor mounting groove, suit is protected
Pretective sleeve pipe, is protected shock sensors, jacking force sensor, changing sensor and position sensor by protection sleeve；
Step 2: a selected bore position, and at bore position, position rig, then the drilling rod of drill collar and drill bit will be installed
It is connected with rig；
Step 3: start rig, starts boring, by rushing that shock sensors measurement drill collar bears in boring procedure in real time
Hit power, the jacking force born in real time in boring procedure by jacking force sensor measurement drill collar, measured by changing sensor and bore
Quickly real-time in boring procedure moment of torsion deformation quantity, measures, by position sensor, the depth data that drill collar is real-time in boring procedure；
Step 4: received from shock sensors, jacking force sensor, changing sensor and position by data acquisition instrument
Put the real time data that sensor sends, and the real time data received is stored according to time shaft；
Step 5: the data stored in data acquisition instrument imported in computer, is calculated different boring in computer
The coal and rock at depth location every mechanics parameter to drill bit, thus the coal and rock of different drilling depth position can be calculated
Physical property, and then complete the automatic continuous monitoring in boring procedure, coal and rock physical property carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610427489.XA CN106014400A (en) | 2016-06-16 | 2016-06-16 | Coal and rock mass physical-property monitoring device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610427489.XA CN106014400A (en) | 2016-06-16 | 2016-06-16 | Coal and rock mass physical-property monitoring device and method |
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| Publication Number | Publication Date |
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| CN106014400A true CN106014400A (en) | 2016-10-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610427489.XA Pending CN106014400A (en) | 2016-06-16 | 2016-06-16 | Coal and rock mass physical-property monitoring device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060728A (en) * | 2016-10-20 | 2017-08-18 | 中国矿业大学 | A kind of system and application method for being used to recognize coal petrography and injecting paste material |
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| US20110226531A1 (en) * | 2010-03-16 | 2011-09-22 | Tool Joint Products, Llc | System and method for measuring borehole conditions, in particular, verification of a final borehole diameter |
| CN102251770A (en) * | 2011-06-23 | 2011-11-23 | 西南石油大学 | Wireless transmission method for gas drilling underground information while drilling |
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| CN103174413A (en) * | 2013-04-19 | 2013-06-26 | 中国石油集团钻井工程技术研究院 | Drilling tool and method for detecting reservoir stratum boundary and thickness while drilling |
| CN103388472A (en) * | 2013-07-31 | 2013-11-13 | 中国石油集团西部钻探工程有限公司 | Near-bit bit pressure measuring sensor |
| CN103835705A (en) * | 2012-11-20 | 2014-06-04 | 中国石油天然气集团公司 | Underground measurement information transmission system |
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|---|---|---|---|---|
| CN1208809A (en) * | 1997-06-02 | 1999-02-24 | 安娜钻机国际有限公司 | Formation data sensing with deployed remote sensors during well drilling |
| CN1346929A (en) * | 2000-09-22 | 2002-05-01 | 香港大学 | Monitor system for drilling procedure |
| US20110226531A1 (en) * | 2010-03-16 | 2011-09-22 | Tool Joint Products, Llc | System and method for measuring borehole conditions, in particular, verification of a final borehole diameter |
| CN101949287A (en) * | 2010-07-30 | 2011-01-19 | 中国石油大学(华东) | Method and device for modulating underground measurement while drilling data based on drilling fluid continuous pressure wave technology |
| CN102251770A (en) * | 2011-06-23 | 2011-11-23 | 西南石油大学 | Wireless transmission method for gas drilling underground information while drilling |
| CN102937022A (en) * | 2012-11-14 | 2013-02-20 | 中国石油大学(北京) | System, device and method for transmitting near-bit drilling signals |
| CN103835705A (en) * | 2012-11-20 | 2014-06-04 | 中国石油天然气集团公司 | Underground measurement information transmission system |
| CN103174413A (en) * | 2013-04-19 | 2013-06-26 | 中国石油集团钻井工程技术研究院 | Drilling tool and method for detecting reservoir stratum boundary and thickness while drilling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107060728A (en) * | 2016-10-20 | 2017-08-18 | 中国矿业大学 | A kind of system and application method for being used to recognize coal petrography and injecting paste material |
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Application publication date: 20161012 |