CN107120063A - Ice layer of polar region hot water coring creeps into method and device - Google Patents
Ice layer of polar region hot water coring creeps into method and device Download PDFInfo
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- CN107120063A CN107120063A CN201710300737.9A CN201710300737A CN107120063A CN 107120063 A CN107120063 A CN 107120063A CN 201710300737 A CN201710300737 A CN 201710300737A CN 107120063 A CN107120063 A CN 107120063A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000005553 drilling Methods 0.000 claims abstract description 164
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000012360 testing method Methods 0.000 claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims abstract description 4
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000005484 gravity Effects 0.000 claims description 6
- 238000005070 sampling Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 2
- 235000014676 Phragmites communis Nutrition 0.000 claims 1
- 230000006641 stabilisation Effects 0.000 claims 1
- 238000011105 stabilization Methods 0.000 claims 1
- 230000008569 process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 241001074085 Scophthalmus aquosus Species 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000035515 penetration Effects 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 229910000266 aqualite Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/14—Drilling by use of heat, e.g. flame drilling
- E21B7/15—Drilling by use of heat, e.g. flame drilling of electrically generated heat
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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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a kind of ice layer of polar region hot water coring creep into method and device, device include hot-water line, cable, cable termination, bottom out testing agency, return connector, upper anti-twisted device, electric cabin, under anti-twisted device, the two-tube drilling tool of screw motor and bottom and drill bit.Method is that have to turn round and then complete coring drilling as dynamic medium drive hole subdrilling using hot water, hot water is using Pipeline transport to bottom hole drilling tool, use cable to be that drilling tool inner sensor and communication module are powered simultaneously, and realize the monitoring of drilling parameter in earth's surface device to hole；Ice sheet cut drill is drilled down into by turning round cutting, it is to avoid hot water bores influence of the full hole drilling to ice core quality, while cut the ice bits produced takes away bottom hole by hot water, and is melted during being transported up；Anti-twisted device is designed above drilling tool, prevents top drilling tool from being rotated in bit cutting ice sheet, while anti-twisted device is supported on hole wall, drilling tool stable drilling under relatively small tilt angle is advantageously ensured that.
Description
Technical field
Method and device is crept into the present invention relates to a kind of ice layer of polar region hot water coring.
Background technology
Abundant geologic climate and extinct plants and animal information are contained in the South Pole throughout the year by snow and ice cover in ice and snow, past 60 years, international
On carried out the work of substantial amounts of boring coring in the polar areas, obtain a large amount of ice cores, achieve noticeable achievement.But
With going deep into for research, sight is concentrated to ice sheet bottom, aqualite interface material balance, ice sheet by current domestic and foreign scholars respectively
Bottom refreeze process etc., these urgently obtain aqualite interface sample and carry out analysis solution.Conventional deep drilling takes at present
Core method is deep ice core drilling technique, but is due to that ice core drilling project workload is big, and the drilling cycle is long, often several years even ten
An ice hole drill could be completed within several years to enter, it is impossible to meet the scientific research demand that scientist has increased day, therefore urgently research and develop a kind of fast
Speed is drilled into target ice sheet and the method for completing sampling.It is to carry out total cost management using hot water ice-melt that hot water, which is bored, and purpose is generally in south
Pole ice sheet or ice shelf fast pore-creating, according to the hot water drill system data for being successfully applied to the South Pole at present, rate of penetration is up to 40m/
H, is the most efficient drilling mode being applied successfully at present in the South Pole, if hot water brill technology is mutually tied with core drilling technology
Close, you can reach the purpose of efficiently drilling sampling.
The present invention provides a kind of ice layer of polar region hot water coring drilling method and device.This method and device can be bored with hot water is
System, which is combined, to be used, and after target ice sheet is drilled into using hot water brill is quick in advance, is changed to the hot water core bit using the present invention
Coring drilling is carried out, purpose of rapidly and efficiently sampling is can reach.
The content of the invention
It is an object of the invention to provide a kind of ice layer of polar region hot water coring drilling method.
Another object of the present invention provides a kind of ice layer of polar region hot water coring drilling apparatus.
A kind of ice layer of polar region hot water coring drilling method of the present invention is：Dynamic medium drive hole subdrilling is used as using hot water
Have and turn round and then complete coring drilling, bottom hole power set can be screw motor or turbine motor, and hot water uses Pipeline transport extremely
Bottom hole drilling tool, while using cable to be that drilling tool inner sensor and communication module are powered, and realizes drilling ginseng in earth's surface device to hole
Several monitorings.Ice sheet cut drill is drilled down into using conventional deep ice core probing instrument steel knife head by turning round cutting, it is to avoid
Hot water bores influence of the full hole drilling to ice core quality, while cutting the ice bits produced by hot water takes away bottom hole, and is transporting upwards
Melt during defeated, therefore special ice catcher need not be designed, simplify drilling tool structure.Bored using the method
Enter, anti-twisted device need to be designed above drilling tool, prevent top drilling tool from being rotated in bit cutting ice sheet, while anti-twisted device
It is supported on hole wall, advantageously ensures that drilling tool stable drilling under relatively small tilt angle.
A kind of ice layer of polar region hot water coring drilling apparatus of the present invention includes hot-water line, cable, cable termination, bottoms out detection
Mechanism, return connector, upper anti-twisted device, electric cabin, under anti-twisted device, the two-tube drilling tool of screw motor and bottom and drill bit, wherein
Hot-water line and cable binding are transferred together, and hot-water line is hot water channel, and earth's surface hot water delivers to drilling tool by hot-water line, and cable is brill
Tool provides electric power, and completes earth's surface and the signal communication of drilling tool；Cable termination is used for connection cable and drilling tool, bottoms out testing agency
Install by displacement transducer and spring mechanism, by displacement transducer detection spring decrement, born so as to calculate cable
Value of thrust, when born on cable pulling force equal to gravity when, show drilling tool be in suspended state, be less than when bearing pulling force on cable
During gravity, illustrate that drilling tool has arrived at bottom hole, now can water flowing crept into.Return connector is connected with hot-water line, for inciting somebody to action
Hot water is imported inside drilling tool in hot-water line.Upper anti-twisted device anti-twisted device with uses the anti-twisted type of leaf spring type, respectively at radially
Uniform three rectangle plate spring sheets, by being deformed in plate spring sheet access aperture, stablize so as to be pressed into hole wall guarantee top drilling tool, by
It is larger in hot water drilled as holes, and in irregular cycle, therefore plate spring sheet two ends line space design is adjustable type, so as to according to difference
Bore diameter adjusts plate spring shape at any time.Electric cabin is high-pressure-resistant sealed cabin, and signal acquisition in atmospheric air, drilling tool is filled in inside
And communication module is installed in electric cabin, and temperature and pressure sensor is installed, for hot water temperature in drilling tool and water
Pressure is detected.Screw motor is drilling tool rotary motive power source, and screw motor shell anti-twisted device with is connected, and is kept in drilling
Do not rotate, screw motor inner screw turns and is connected by screw motor output shaft with lower drilling tool next time in hot water driving, drives
Lower drilling tool and drill bit revolution cutting complete drive sampling.
In order to reduce influence of the drilling tool revolution to ice core quality as far as possible, lower drilling tool is designed as single-action twin-pipes structure, that is, bored
Drilling tool outer tube drives drill bit rotary drilling when entering, and ice core pipe does not turn round reduction then and ice core is worn and torn.Its concrete structure includes rotation
Joint, sealing ring, bearing, bearing baffle ring, single acting connector, locking nut, non-return valve, drilling tool outer tube and ice core pipe.Wherein revolve
Adapter top is connected by flat key with screw motor output shaft, and drilling tool outer tube is connected by screw thread with swivel joint, screw rod horse
Synchronous axial system is kept up to output shaft, swivel joint, drilling tool outer tube and drill bit.Ice core pipe is connected by screw thread with single acting connector, single
It is spacing by the progress of bearing guard ring between two sets of bearings in dynamic joint with two sets of bearings and swivel joint mandrel.Sealing ring can
Ensure that hot water will not enter ice core pipe in gap between single acting connector and swivel joint.Swivel joint bottom is processed by screw thread, is led to
Crossing locking nut can realize to the spacing of single acting connector.Drill bit is threadedly attached in drilling tool outer pipe bottom.
The course of work of the present invention：
When being drilled down into, drilling tool is put into hole first with earth's surface winch, and continuously transferred, is seen at any time in decentralization process
Examine bottom out testing agency's feedback bottom out pressure value, persistently increase to suitable with drilling tool weight when bottoming out pressure, show drilling tool
Bottom hole has been reached, has now stopped transferring, and hot water is pumped into drilling tool by hot-water line and has started drilling.
Hot water enters inside drilling tool at return connector, flow through anti-twisted device, electric cabin, under anti-twisted device reach screw rod
Motor, and the revolution of drive screw motor, power is provided for drilling.The hot water flowed out from screw motor is continued through in swivel joint
Portion's water channel enters gap between drilling tool outer tube and ice core pipe, and is sprayed from drill bit bottom position.
During drilling, screw motor output shaft drives drilling tool outer tube and drill bit to carry out revolution cutting and completes to bore by swivel joint
Enter, the ice bits that drilling is produced are taken away bottom hole by the hot water sprayed and melted, and are efficient core drill so as to ensure that bottom hole is cleaned
Entering to provide may.The ice core sample that drilling is produced enters in ice core pipe, in order to which water produces hydrostatic to ice core in anti-stagnant ice core pipe
Pressure, reduces rate of penetration, check valve is provided centrally with swivel joint.When ice core pipe internal memory water pressure reaches a certain numerical value,
Non-return valve is opened, and water discharges drilling tool by swivel joint center water channel in ice core pipe.
In drilling process, Real Time Observation drilling parameter change is cable and hot-water line state, and such as drilling parameter is abnormal, and electricity
Cable and hot-water line are acutely rocked, it is possible to caused top drilling tool rotation for anti-twisted failure of apparatus, should now be stopped drilling immediately simultaneously
Drilling tool is carried to earth's surface, checks and adjusts anti-twisted device anti-twisted device with.
Beneficial effects of the present invention：
The present invention solves hot water probing ice sheet core drilling problem well, can be combined with the probing of not coring hot water,
It is quick to reach target depth ice sheet, and complete ice sample coring drilling.The present invention provides technology branch for the quick coring of polar ice sheet
Support, plays an important roll to the development for accelerating polar research.
The present invention is sampled drilling using thermal machine hybrid mode, and hot water both provided bottom hole power for bottom hole drilling tool,
The ice bits for creeping into generation are also taken away into bottom hole simultaneously and melted, drilling tool structure is simplified, is conducive to increasing footage per round trip, improves and bore
Enter efficiency.
Simple in construction, reliable operation of the invention, easy to operate, few easy workout part, and connect by changing cable termination and Fen Shui
Head can be used in combination with various model hot water drill systems, be easy to popularization.
Brief description of the drawings
Fig. 1 is ice layer of polar region hot water core bit structural representation.
Embodiment
A kind of ice layer of polar region hot water coring drilling method of the present invention is：Dynamic medium drive hole subdrilling is used as using hot water
Have and turn round and then complete coring drilling, bottom hole power set can be screw motor or turbine motor, and hot water uses Pipeline transport extremely
Bottom hole drilling tool, while using cable to be that drilling tool inner sensor and communication module are powered, and realizes drilling ginseng in earth's surface device to hole
Several monitorings.Ice sheet cut drill is drilled down into using conventional deep ice core probing instrument steel knife head by turning round cutting, it is to avoid
Hot water bores influence of the full hole drilling to ice core quality, while cutting the ice bits produced by hot water takes away bottom hole, and is transporting upwards
Melt during defeated, therefore special ice catcher need not be designed, simplify drilling tool structure.Bored using the method
Enter, anti-twisted device need to be designed above drilling tool, prevent top drilling tool from being rotated in bit cutting ice sheet, while anti-twisted device
It is supported on hole wall, advantageously ensures that drilling tool stable drilling under relatively small tilt angle.
Refer to shown in Fig. 1, a kind of ice layer of polar region hot water coring drilling apparatus of the present invention is by hot-water line 1, cable 2, electricity
Cable terminal 3, bottom out testing agency 4, return connector 5, upper anti-twisted device 6, electric cabin 7, under anti-twisted device 8, screw motor 9 and under
The two-tube drilling tool in portion and drill bit 22 are constituted.Wherein hot-water line 1 and cable 2 is bundled and transferred together, and hot-water line 1 is hot water channel, earth's surface
Hot water delivers to drilling tool by hot-water line 1, and cable 2 provides electric power for drilling tool, and completes earth's surface and the signal communication of drilling tool；Cable is whole
End 3 is used for connection cable 2 and drilling tool, bottoms out testing agency 4 and installs by displacement transducer and spring mechanism, passes through displacement transducer
Detection spring decrement, so as to calculate the value of thrust that cable 2 is born, when bearing pulling force on cable 2 equal to gravity, shows
Drilling tool is in suspended state, when bearing pulling force on cable 2 less than gravity, illustrates that drilling tool has arrived at bottom hole, can now lead to
Water is crept into.Return connector 5 is connected with hot-water line 1, for hot water in hot-water line 1 to be imported inside drilling tool.Upper anti-twisted device 6
Anti-twisted device 8 uses the anti-twisted type of leaf spring type with, respectively at three rectangle plate spring sheets of radial equipartition, by plate spring sheet access aperture
Inside deform, so that being pressed into hole wall ensures that top drilling tool is stable, because hot water drilled as holes is larger, and it is in irregular cycle, because
This plate spring sheet two ends line space design is adjustable type, to adjust plate spring shape at any time according to different bore diameters.Electric cabin 7 is
Signal acquisition and communication module are installed in electric cabin 7 in high-pressure-resistant sealed cabin, inside filling atmospheric air, drilling tool, and peace
Equipped with temperature and pressure sensor, for being detected to hot water temperature in drilling tool and hydraulic pressure.Screw motor 9 is drilling tool back rotation
Power source, the shell of screw motor 9 anti-twisted device 8 with is connected, and keeps not rotating in drilling, screw motor inner screw is in hot water flooding
Dynamic lower revolution is simultaneously connected by screw motor output shaft 10 with lower drilling tool, and driving lower drilling tool and the revolution cutting of drill bit 22 are completed
Drive sampling.
In order to reduce influence of the drilling tool revolution to ice core quality as far as possible, lower drilling tool is designed as single-action twin-pipes structure, that is, bored
Drilling tool outer tube drives drill bit rotary drilling when entering, and ice core pipe does not turn round reduction then and ice core is worn and torn.Its concrete structure includes rotation
Joint 13, sealing ring 14, bearing 15, bearing baffle ring 16, single acting connector 17, locking nut 18, non-return valve 19, drilling tool outer tube 20
With ice core pipe 21.Wherein the top of swivel joint 13 is connected by flat key 12 with screw motor output shaft 10, and drilling tool outer tube 20 passes through
Screw thread is connected with swivel joint 13, and screw motor output shaft 10, swivel joint 13, drilling tool outer tube 20 and drill bit 22 keep synchronous and turned
It is dynamic.Ice core pipe 21 is connected by screw thread with single acting connector 17, by two sets of bearings 15 and the mandrel of swivel joint 13 in single acting connector 17
Coordinate, carried out between two sets of bearings 15 by bearing guard ring 16 spacing.Sealing ring 14 can ensure that hot water will not be from the He of single acting connector 17
Gap enters ice core pipe between swivel joint 13.The processing of the bottom of swivel joint 13 can be realized pair by locking nut 18 by screw thread
Single acting connector 17 it is spacing.Drill bit 22 is threadedly attached in the bottom of drilling tool outer tube 20.
The course of work of the present invention：
When being drilled down into, drilling tool is put into hole first with earth's surface winch, and continuously transferred, is seen at any time in decentralization process
Examine bottom out the feedback of testing agency 4 bottom out pressure value, persistently increase to suitable with drilling tool weight when bottoming out pressure, show drilling tool
Bottom hole has been reached, has now stopped transferring, and hot water is pumped into drilling tool by hot-water line 1 and has started drilling.
Hot water at return connector 5 enter drilling tool inside, flow through anti-twisted device 6, electric cabin 7, under anti-twisted device 8 reach
Screw motor 9, and the revolution of drive screw motor, power is provided for drilling.The hot water flowed out from screw motor continues through rotation
The internal water channel of joint 13 enters gap between drilling tool outer tube 20 and ice core pipe 21, and is sprayed from the bottom of drill bit 22 position.
During drilling, screw motor output shaft 10 drives drilling tool outer tube 20 and drill bit 22 to carry out revolution and cut by swivel joint 13
Completion drilling is cut, the ice bits that drilling is produced are taken away bottom hole by the hot water sprayed and melted, be high so as to ensure that bottom hole is cleaned
Imitate coring drilling and provide possible.The ice core sample that drilling is produced enters in ice core pipe 21, for water pair in anti-stagnant ice core pipe 21
Ice core produces hydrostatic pressure, reduces rate of penetration, check valve is provided centrally with swivel joint 13.When the internal memory hydraulic pressure of ice core pipe 21
Power reaches a certain numerical value, and non-return valve 19 is opened, and water discharges drilling tool by the center water channel of swivel joint 13 in ice core pipe 21.
In drilling process, Real Time Observation drilling parameter change is cable 2 and the state of hot-water line 1, and such as drilling parameter is abnormal, and
Cable 2 and hot-water line 1 are acutely rocked, it is possible to caused top drilling tool rotation for anti-twisted failure of apparatus, should now be stopped boring immediately
Enter and carry drilling tool to earth's surface, check and adjust anti-twisted device 6 anti-twisted device 8 with.
Claims (2)
1. a kind of ice layer of polar region hot water coring drilling method, this method is：Had using hot water as dynamic medium drive hole subdrilling
Turn round and then complete coring drilling, bottom hole power set can be screw motor or turbine motor, and hot water is using Pipeline transport to hole
Subdrilling has, while using cable to be that drilling tool inner sensor and communication module are powered, and realizes drilling parameter in earth's surface device to hole
Monitoring；Ice sheet cut drill is drilled down into using conventional deep ice core probing instrument steel knife head by turning round cutting, it is to avoid
Hot water bores influence of the full hole drilling to ice core quality, while cut the ice bits produced takes away bottom hole by hot water, and is being transported up
During melt；Anti-twisted device is designed above drilling tool, prevents top drilling tool from being rotated in bit cutting ice sheet, while instead
Turn round device to be supported on hole wall, advantageously ensure that drilling tool stable drilling under relatively small tilt angle.
2. a kind of ice layer of polar region hot water coring drilling apparatus, it is characterised in that：Including hot-water line (1), cable (2), cable termination
(3), bottom out testing agency (4), return connector (5), upper anti-twisted device (6), electric cabin (7), under anti-twisted device (8), screw rod horse
Up to (9), the two-tube drilling tool in bottom and drill bit (22), hot-water line (1) and cable (2) binding are transferred together, and hot-water line (1) is logical for hot water
Road, earth's surface hot water delivers to drilling tool by hot-water line (1), and cable (2) provides electric power for drilling tool, and completes the signal of earth's surface and drilling tool
Communication；Cable termination (3) is used for connection cable (2) and drilling tool, bottoms out testing agency (4) and is provided with displacement transducer and coiling machine
Structure, by displacement transducer detection spring decrement, so as to calculate the value of thrust that cable (2) is born, holds when on cable (2)
When being equal to gravity by pulling force, show that drilling tool is in suspended state, when bearing pulling force on cable (2) less than gravity, illustrate drilling tool
Have arrived at bottom hole, now can water flowing crept into；Return connector (5) is connected with hot-water line (1), for by hot-water line (1)
Middle hot water is imported inside drilling tool；Upper anti-twisted device (6) and under anti-twisted device (8) use the anti-twisted type of leaf spring type, respectively at radial direction
Uniform three rectangle plate spring sheets, by being deformed in plate spring sheet access aperture, so that being pressed into hole wall ensures top drilling tool stabilization, plate
Reed two ends line space design is adjustable type, to adjust plate spring shape at any time according to different bore diameters；Electric cabin (7) is resistance to
Signal acquisition and communication module are installed in electric cabin (7) in Airtight cabin, inside filling atmospheric air, drilling tool, and peace
Equipped with temperature and pressure sensor, for being detected to hot water temperature in drilling tool and hydraulic pressure；Screw motor (9) turns round for drilling tool
Power source, screw motor (9) shell anti-twisted device (8) with is connected, and keeps not rotating in drilling, screw motor inner screw exists
Hot water driving turns and is connected by screw motor output shaft (10) with lower drilling tool next time, and driving lower drilling tool and drill bit (22) are returned
Turn cutting and complete drive sampling；
Lower drilling tool includes swivel joint (13), sealing ring (14), bearing (15), bearing baffle ring (16), single acting connector (17), lock
Tight nut (18), non-return valve (19), drilling tool outer tube (20) and ice core pipe (21), swivel joint (13) top passes through flat key (12)
It is connected with screw motor output shaft (10), drilling tool outer tube (20) is connected by screw thread with swivel joint (13), screw motor output
Axle (10), swivel joint (13), drilling tool outer tube (20) and drill bit (22) keep synchronous axial system；Ice core pipe (21) passes through screw thread and list
Dynamic joint (17) is connected, in single acting connector (17) with two sets of bearings (15) and swivel joint (13) mandrel, two sets of bearings
(15) it is spacing by bearing guard ring (16) progress between；Sealing ring (14) can ensure that hot water will not connect from single acting connector (17) and rotation
Gap enters ice core pipe between head (13)；The processing of swivel joint (13) bottom is can be achieved pair by locking nut (18) by screw thread
Single acting connector (17) it is spacing；Drill bit (22) is threadedly attached in drilling tool outer tube (20) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710300737.9A CN107120063B (en) | 2017-04-29 | 2017-04-29 | Polar region ice layer hot water core drilling method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710300737.9A CN107120063B (en) | 2017-04-29 | 2017-04-29 | Polar region ice layer hot water core drilling method and device |
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| Publication Number | Publication Date |
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| CN107120063A true CN107120063A (en) | 2017-09-01 |
| CN107120063B CN107120063B (en) | 2023-03-31 |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108360991A (en) * | 2018-03-24 | 2018-08-03 | 吉林大学 | A kind of hydraulic pressure trigger-type ice sheet bottom multiple spot hot water core bit |
| CN108625775A (en) * | 2018-07-09 | 2018-10-09 | 吉林大学 | A kind of revolution cutting type ice sheet hot melt drilling apparatus |
| CN108868738A (en) * | 2018-07-20 | 2018-11-23 | 杭州电子科技大学 | A kind of subglacial base rock boring TT&C system |
| CN108915627A (en) * | 2018-09-27 | 2018-11-30 | 中国极地研究中心 | A kind of ice core drilling tool |
| CN109356522A (en) * | 2018-12-14 | 2019-02-19 | 中国科学院沈阳自动化研究所 | A kind of rotation of objects outside Earth is from drilling apparatus |
| CN109441384A (en) * | 2018-12-24 | 2019-03-08 | 吉林大学 | A kind of laser coring drilling method and drilling apparatus for ice sheet probing |
| CN109736701A (en) * | 2019-03-05 | 2019-05-10 | 吉林大学 | Drilling apparatus is recycled in ice layer of polar region hot water hole |
| CN110005338A (en) * | 2019-05-23 | 2019-07-12 | 吉林大学 | A kind of anti-twisted device of hole wall self-adapting type for polar region hot water coring drilling |
| CN110273645A (en) * | 2019-08-06 | 2019-09-24 | 吉林大学 | One kind heating rotary drilling system without drilling rod uphole for ice shelf bottom |
| CN112324335A (en) * | 2020-10-30 | 2021-02-05 | 中国地质大学（武汉） | Rope core-taking turbine drilling tool for geological exploration of horizontal directional drilling engineering |
| CN114961554A (en) * | 2022-06-09 | 2022-08-30 | 吉林大学 | Shallow ice-sealed lake in-situ sampling and observing device capable of being distributed for long time |
| CN114991658A (en) * | 2022-06-30 | 2022-09-02 | 吉林大学 | Hot-melt drilling tool capable of measuring ion components of polar ice layer while drilling |
| CN116378564A (en) * | 2023-04-04 | 2023-07-04 | 中国地质大学（北京） | Mechanical cutting-hot melting-hot water injection integrated multi-process ice layer drilling system |
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