CN110145236A - A kind of drill bit with detection outburst amount - Google Patents
A kind of drill bit with detection outburst amount Download PDFInfo
- Publication number
- CN110145236A CN110145236A CN201910470045.8A CN201910470045A CN110145236A CN 110145236 A CN110145236 A CN 110145236A CN 201910470045 A CN201910470045 A CN 201910470045A CN 110145236 A CN110145236 A CN 110145236A
- Authority
- CN
- China
- Prior art keywords
- drilling rod
- power supply
- drill bit
- segmentation
- openings
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- E21B10/00—Drill bits
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/028—Electrical or electro-magnetic connections
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/16—Connecting or disconnecting pipe couplings or joints
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
-
- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
Abstract
The invention discloses a kind of drill bits with detection outburst amount, including drill bit and drilling rod and casing, drilling rod is segmented detachable structure, it is divided into multistage segmentation drilling rod, the detachably connected drilling rod of drill bit right end, drill bit internal is hollow structure, middle part side is provided with multiple two circumferential rows of openings, two rows of openings peripheral hardwares are equipped with sieve, flow sensor and pressure sensor are installed in drill bit, flow sensor is between two rows of openings, flow sensor and pressure sensor are connected to controller, controller is connected with wireless module one and power supply, power supply is mounted on drill bit, it is segmented in drilling rod and connects wireless module two, drill bit right end is provided with the power supply female connector of connection power supply, segmentation drilling rod left end is provided with power supply pin end, right end is provided with power supply female connector, power supply pin end can be plugged into the power supply female connector of adjacent sectional drilling rod Power on.The present invention realizes the initial measurement of gas emission and pressure at drill bit, and realizes long-range accurate and stable transmission.
Description
Technical field
The present invention relates to a kind of drill bits with detection outburst amount, belong to coal mine drilling machine technical field.
Background technique
Coal and gas prominent commonplace existing potential threat factor, dynamic disaster generated in coal production is broken
Bad power is huge, seriously affects the peaceful production of coal mine.Accurate prediction technique and reasonable prediction index and its critical value are to coal mine
The prediction and prevention and treatment of enterprise's coal and gas prominent become particularly important.Statistics shows: nearly all that coal and gas prominent occurred
Coal seam all develop and have certain thickness deformation coal, deformation coal is the material base of coal and gas prominent.So to deformation coal into
Row identification and forecasting research have important practical significance for prevention coal and gas prominent.It is accurate to obtain coal gas flow
It not only can reflect the rule of Gas Flow and coal deformation in process of coal mining, but also can be to establish coal and gas power phenomenon
Theory and technology provides important practical basis and theoretical basis.Continuous gas flow method is needed as a kind of deformation coal Predicting Technique
The front gas emission that be drilled by detection carries out the prediction of deformation coal, and more research at present is by coal seam watt outburst amount device
The outburst amount of gas in be that detection is entire drill, and non-initial gas emission, and the process and discrete of drilling, drilling is deep
Degree reaches certain length needs and moves back brill, continues the processes such as brill, long for the retreat time that drills over long distances, and detected during this
Gas emission data are without too big value.Therefore the automatic continuous drilling apparatus of coal gas outburst amount in situ and drilling are initial
Gas amount detecting device is particularly important, while having important practice significance to propulsion safety of coal mines high-efficiency mining.
Summary of the invention
The technical problem to be solved by the present invention is a kind of drill bit with detection outburst amount is provided, it is above-mentioned existing to solve
The problem of technology.
The technical scheme adopted by the invention is as follows: a kind of drill bit with detection outburst amount, including drill bit and drilling rod and casing,
Drilling rod is segmented detachable structure, is divided into multistage segmentation drilling rod, the detachably connected drilling rod of drill bit right end, during drill bit internal is
Hollow structure is provided with multiple two circumferential rows of openings close to middle part side, and two rows of openings peripheral hardwares are equipped with sieve, are equipped in drill bit
Flow sensor and pressure sensor, between two rows of openings, flow sensor and pressure sensor are connected to flow sensor
Controller, controller are connected with wireless module one and power supply, and power supply is mounted on drill bit, connects wireless module two in segmentation drilling rod,
Drill bit right end is provided with the power supply female connector of connection power supply, and segmentation drilling rod left end is provided with power supply pin end, and right end is provided with electricity
Source female connector, power supply pin end, which can be plugged into the power supply female connector of adjacent sectional drilling rod, to be powered on.
Preferably, above-mentioned adjacent two sections of segmentation drilling rods are connected by threaded portion.
Preferably, the wireless module two in above-mentioned adjacent both ends segmentation drilling rod wirelessly communicates connection, the wireless mould of outermost end
Block two is connected to master controller by wireless communication module, and master controller is also connected with human-computer interaction interface.
Beneficial effects of the present invention: compared with prior art, drill bit structure of the invention passes through flow sensor and pressure
Sensor can monitor gas emission and initial pressure at drill bit, and by the wireless module of segmental structure, its signal is passed
It is defeated, realize the precise acquisition and Quick Acquisition of data.
Detailed description of the invention
Fig. 1 is drill structure diagram；
Fig. 2 is drill bit structure schematic diagram；
Fig. 3 is segmentation jackrod structure schematic diagram；
Fig. 4 is driving machine side structure schematic view；
Fig. 5 is driving machine side structure schematic view；
Fig. 6 is driving machine connection screw-nut auxiliary structure schematic diagram.
Specific embodiment
With reference to the accompanying drawing and the present invention is described further in specific embodiment.
Embodiment 1: as shown in figs 1 to 6, a kind of drill bit with detection outburst amount, including drill bit 1 and drilling rod 2 and casing
3, drilling rod 2 is segmented detachable structure, is divided into multistage segmentation drilling rod 14, the detachably connected drilling rod 2 of 1 right end of drill bit, drill bit 1
Inside is hollow structure, and middle part side is provided with multiple two circumferential rows of openings 16, is provided with sieve outside two rows of openings 16
15, flow sensor 19 and pressure sensor 17 are installed in drill bit 1, flow sensor 19 is between two rows of openings 16, flow
Sensor 19 and pressure sensor 17 are connected to controller 23, and controller 23 is connected with wireless module 1 and power supply 25, power supply
25 are mounted on drill bit 1, and wireless module 2 24 is connected in segmentation drilling rod 14, and the power supply mother that 1 right end of drill bit is provided with connection power supply connects
First 26, segmentation 14 left end of drilling rod is provided with power supply pin end 21, and right end is provided with power supply female connector 26, and power supply pin end 21 can
It is plugged into the power supply female connector 26 of adjacent sectional drilling rod 14 and powers on, wireless module 2 24 is connected with amplifier 22, wirelessly
Connection is communicated wirelessly to each other between module 2 24 and wireless module 1.
Preferably, above-mentioned adjacent two sections of segmentation drilling rods 14 are connected by threaded portion.
Preferably, the wireless module two in above-mentioned adjacent both ends segmentation drilling rod 14 wirelessly communicates connection, outermost end it is wireless
Module two is connected to master controller by wireless communication module, and master controller is also connected with human-computer interaction interface.
Embodiment 2: as shown in figs 1 to 6, a kind of continuous churn, including drill bit 1, drilling rod 2 and casing 3, drill bit 1 are fixed
It is connected to 2 front end of drilling rod, casing 3 is socketed on drilling rod 2, and drilling rod 2 is segmented detachable structure, and rear end is connected with driving machine 5,
Drilling rod dock 13 is installed on rear side of driving machine 5, drill rod box 6 and manipulator 7 be installed by drilling rod dock 13, in drill rod box 6
It is placed with segmentation drilling rod 14, hydraulic telescopic rod 8 is installed on rear side of drilling rod dock 13, the segmentation placed on drilling rod dock 13 is bored
Bar 14 being capable of 8 front end of 2 tail end of face drilling rod and hydraulic telescopic rod.
Preferably, above-mentioned driving machine 5 is arranged two sets, and every set driving machine 5 includes hydraulic chuck 501, rack 502 and driving electricity
Machine 503, hydraulic chuck 501 is rotatably connected to 502 upper end of rack, and is connected to driving motor 503 by transmission mechanism 12,
Driving motor 503 is fixedly connected in rack 502, and rack 502 is connected in supporting table 20 by guide rail slide block mechanism 11, every set
Driving machine 5 is connected with a driving mechanism, arranges before and after two sets of driving machines 5, and 11 tail end of guide rail slide block mechanism is close to drilling rod dock
13, use principle: when the hydraulic chuck of right side driving machine clamps segmentation drilling rod, docking leading portion is segmented drilling rod, and leading portion is segmented drilling rod
In the fixed rotation of hydraulic chuck of left side driving machine, the connection of two sections of segmentation drilling rods, after connection, left side are completed in docking operation
Driving machine continues to drive forwards rotation, reaches setting position, stops rotating, and unclamps hydraulic chuck, returns to right side, clamps just dress
The segmentation drilling rod of folder rotates, and right side continues to install segmentation drilling rod additional.
Preferably, above-mentioned driving mechanism includes screw-nut pair 504, and the lead screw both ends of screw-nut pair 504 pass through bearing
Seat 505 is connected in supporting table 20, and lead screw one end is connected with spindle motor 506 after stretching out bearing block 505.
Preferably, above-mentioned transmission mechanism 12 uses gear drive, including driving gear 507 and driven gear 508, main
Moving gear 507 is rotatably connected in rack 502 by shaft, and one end is connected with the output shaft of driving motor 503, with active
The driven gear 508 that gear 507 is meshed is fixedly connected on hydraulic chuck 501.
Preferably, above-mentioned 1 right end of drill bit detachably connected drilling rod 2 is hollow structure inside drill bit 1, close to medial side
Face is provided with multiple two circumferential rows of openings 16, is provided with sieve 15 outside two rows of openings 16, is equipped with flow sensor in drill bit 1
19 and pressure sensor 17, between two rows of openings 16, flow sensor 19 and pressure sensor 17 connect flow sensor 19
To controller 23, controller 23 is connected with wireless module 1 and power supply 25, and power supply 25 is mounted on drill bit 1, is segmented in drilling rod 14
Wireless module 2 24 is connected, 1 right end of drill bit is provided with the power supply female connector 26 of connection power supply, and segmentation 14 left end of drilling rod is provided with electricity
Source pin end 21, right end are provided with power supply female connector 26, and power supply pin end 21 can be plugged into the power supply of adjacent sectional drilling rod 14
Power in female connector 26, wireless module 2 24 is connected with amplifier 22, one 18 phases of wireless module 2 24 and wireless module
Mutually wireless communication connection.
Preferably, displacement sensor 10 is installed in above-mentioned rack 502, driving motor 503 is equipped with rotary encoder.
Preferably, it is provided with capsule in above-mentioned casing 3, and by being connected with air bag force (forcing) pump 9.
Preferably, above-mentioned 3 outer end of casing is equipped with coal bunker 4.
Preferably, above-mentioned driving motor, manipulator, the solenoid valve of hydraulic chuck, hydraulic telescopic rod solenoid valve be connected to
Master controller, master controller are also connected with spindle motor, flow sensor, pressure sensor, wireless communication module, displacement sensing
Device, rotary encoder and air bag force (forcing) pump, master controller are connected with human-computer interaction interface.
The advantages of drilling machine, is as follows:
(1) using segmentation drilling rod, manipulator, hydraulic telescopic rod and drilling rod dock, the handling and docking of drilling rod be can be realized, just
In realization continuous drilling；
(2) driving machine for using two sets of independent controls clamps two segmentation drilling rods using nonsynchronous revolving speed respectively, realizes two sections
It is segmented the automatic butt of drilling rod, segmentation drilling rod push-in right side driving machine can be clamped using hydraulic telescopic rod, operation side
Just quick, which realizes continuous continuous brill, avoids shutting down caused inefficiency；
(3) drill bit structure is easy to implement the initial measurement of flow and pressure, and by the wireless module of segmental structure, is believed
Number transmission, realize the precise acquisition and Quick Acquisition of data.
Embodiment 3: a kind of operating method of continuous churn, method includes the following steps:
(1) drilled through in the coal body of working face side in tunnel and meet the drilling of experiment condition, guarantee drilling without Free water and
Straight not collapse hole；
(2) capsule is installed, in connecting sleeve to coal body, whether detection device be can work normally；
(3) air bag is connected by forcing pipe with air bag force (forcing) pump in casing, starts air bag force (forcing) pump, gas is injected into air bag
Body tests the air-tightness of air bag and forcing pipe；
(4) starting master controller carries out signal acquisition, opens driving machine；
(5) rod boring depth makes it to retreat and bore；
(6) after the completion of moving back brill, sealing of hole is carried out using the dedicated hole packer of coal mine；
(7) according to the Parameters variation situation of collection in worksite, data are analyzed, drilled in pressure, gas flow feelings
Condition.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Within protection scope of the present invention, therefore, protection scope of the present invention should be based on the protection scope of the described claims lid.
Claims (3)
1. a kind of drill bit with detection outburst amount, it is characterised in that: including drill bit (1) and drilling rod (2) and casing (3), drilling rod
(2) it is segmented detachable structure, is divided into multistage segmentation drilling rod (14), the detachably connected drilling rod of drill bit (1) right end (2) bores
It is hollow structure inside head (1), middle part side is provided with multiple circumferential two rows of openings (16), two rows of openings (16) peripheral hardware
It is equipped with sieve (15), flow sensor (19) and pressure sensor (17) is installed in drill bit (1), flow sensor (19) is located at
Between two rows of openings (16), flow sensor (19) and pressure sensor (17) are connected to controller, and controller is connected with wireless mould
Block one (18) and power supply (25), power supply (25) are mounted on drill bit (1), connect wireless module two (24) in segmentation drilling rod (14), are bored
Head (1) right end is provided with the power supply female connector (26) of connection power supply, and segmentation drilling rod (14) left end is provided with power supply pin end (21),
Right end is provided with power supply female connector (26), and power supply pin end (21) can be plugged into the power supply female connector of adjacent sectional drilling rod (14)
(26) power in.
2. a kind of drill bit with detection outburst amount according to claim 1, it is characterised in that: adjacent two sections of segmentation drilling rods
(14) it is connected by threaded portion.
3. a kind of drill bit with detection outburst amount according to claim 1, it is characterised in that: adjacent both ends are segmented drilling rod
(14) wireless module two in wirelessly communicates connection, and the wireless module two of outermost end is connected to main control by wireless communication module
Device, master controller are also connected with human-computer interaction interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910470045.8A CN110145236A (en) | 2019-05-31 | 2019-05-31 | A kind of drill bit with detection outburst amount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910470045.8A CN110145236A (en) | 2019-05-31 | 2019-05-31 | A kind of drill bit with detection outburst amount |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110145236A true CN110145236A (en) | 2019-08-20 |
Family
ID=67590175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910470045.8A Pending CN110145236A (en) | 2019-05-31 | 2019-05-31 | A kind of drill bit with detection outburst amount |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110145236A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454089A (en) * | 2019-08-29 | 2019-11-15 | 贵州大学 | A kind of drill bit with gas management function |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080251292A1 (en) * | 2005-02-21 | 2008-10-16 | Diamant Drilling Services Sa | Device for Monitoring a Drilling or Coring Operation and Installation Comprising Such a Device |
| CN101787880A (en) * | 2010-02-26 | 2010-07-28 | 煤炭科学研究总院重庆研究院 | Measurement-while-drilling device for underground sub-horizontal directional long drill hole of cola mine |
| EP2386011B1 (en) * | 2009-01-09 | 2012-11-21 | Sensor Development AS | Pressure management system for well casing annuli |
| US20130027216A1 (en) * | 2010-04-12 | 2013-01-31 | Universitaet Siegen | Communication system for transmitting information via drilling rods |
| CN104481517A (en) * | 2014-11-04 | 2015-04-01 | 西南石油大学 | Power and signal transmission intelligent drill stem |
| CN205445498U (en) * | 2015-12-30 | 2016-08-10 | 无锡华信石油机械有限公司 | Tool joint and drilling rod device with double - circuit signal transmission structure |
| CN107448188A (en) * | 2017-10-12 | 2017-12-08 | 中国矿业大学 | Coal-bed gas parameter measuring while drilling method and device |
-
2019
- 2019-05-31 CN CN201910470045.8A patent/CN110145236A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080251292A1 (en) * | 2005-02-21 | 2008-10-16 | Diamant Drilling Services Sa | Device for Monitoring a Drilling or Coring Operation and Installation Comprising Such a Device |
| EP2386011B1 (en) * | 2009-01-09 | 2012-11-21 | Sensor Development AS | Pressure management system for well casing annuli |
| CN101787880A (en) * | 2010-02-26 | 2010-07-28 | 煤炭科学研究总院重庆研究院 | Measurement-while-drilling device for underground sub-horizontal directional long drill hole of cola mine |
| US20130027216A1 (en) * | 2010-04-12 | 2013-01-31 | Universitaet Siegen | Communication system for transmitting information via drilling rods |
| CN104481517A (en) * | 2014-11-04 | 2015-04-01 | 西南石油大学 | Power and signal transmission intelligent drill stem |
| CN205445498U (en) * | 2015-12-30 | 2016-08-10 | 无锡华信石油机械有限公司 | Tool joint and drilling rod device with double - circuit signal transmission structure |
| CN107448188A (en) * | 2017-10-12 | 2017-12-08 | 中国矿业大学 | Coal-bed gas parameter measuring while drilling method and device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454089A (en) * | 2019-08-29 | 2019-11-15 | 贵州大学 | A kind of drill bit with gas management function |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190820 |