CN108868595A - A kind of ice layer of polar region Air Reverse Circulation fast drilling system - Google Patents
A kind of ice layer of polar region Air Reverse Circulation fast drilling system Download PDFInfo
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- CN108868595A CN108868595A CN201810832186.5A CN201810832186A CN108868595A CN 108868595 A CN108868595 A CN 108868595A CN 201810832186 A CN201810832186 A CN 201810832186A CN 108868595 A CN108868595 A CN 108868595A
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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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/008—Drilling ice or a formation covered by ice
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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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/02—Fluid rotary type drives
-
- 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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The present invention discloses a kind of ice layer of polar region Air Reverse Circulation fast drilling system, it include air compressor machine, air circulation duct, the two-tube drilling tool of Air Reverse Circulation and ice frazil element collecting device, wherein air compressor machine is connected with the air inlet pipe of air circulation duct, air compressor machine provides the circulation air with pressure for air circulation duct, the two-tube drilling tool of Air Reverse Circulation is assemblied in the lower end of air circulation duct, and the exit that ice frazil element collecting device is connected to air circulation duct is used to collect the ice core that the two-tube drilling tool of Air Reverse Circulation drills through and ice bits.Beneficial effect：Whole system is compact, light, easy to operate, and high reliablity, rate of penetration is fast, and non-cutting time is short, is suitable for coring or total cost management under the environment of polar region.
Description
Technical field
The present invention relates to a kind of reacting cycle fast drilling system, in particular to a kind of ice layer of polar region Air Reverse Circulation quick drill
Spy system.
Background technique
Currently, arctic regions temperature is low, pollutes far from the mankind, with other Climatic Proxys compared with containing much information and
The features such as fidelity is good, temporal resolution is high, time scale range is big, distribution area is wide is to study Global climate change the most
Crucial one of area.Ice core of the remote past is obtained, the history of earth develops and prediction global climate transition have for rebuilding
It is significant.Quick Acquisition ice core sample or be quickly obtained drilling in hole to ice sheet temperature, pressure, ice stream characteristic,
Magnetic characteristic etc. is monitored, it has also become the important means of current world Ice core study.
However influenced by harsh weather and earth's surface ice and snow environment, polar drilling is complex, at present frequently with armouring electricity
Cable formula electric mechanical core drill carries out ice sheet core drilling.This method is sent motor machine drilling tool to hole using armored cable
It is crept into, drilling tool is mentioned to earth's surface using cable after round trip and obtains ice core and ice bits, then again transfers drilling tool to hole
Bottom continues to creep into, in cycles.The heart is drilled through since this method needs mention, drilling non-cutting time is long, and drilling efficiency is low, leads to polar region
Core drilling construction period is longer, seriously constrains the development of polar drilling science and technology.In addition, existing drilling method is using brill
Well liquid is as circulatory mediator, and when ice sheet top snow cover and snow ice layer are constructed, drilling fluid easily misses and pollutes polar region nature
Environment, and drilling fluid also has a certain impact to ice core, therefore is badly in need of a kind of environmentally friendly, safe, quick core drilling technology.
In recent years, Air Reverse Circulation continuous coring drilling technology continuous coring, drilling efficiency and takes because it has not stopping to bore
The advantages that heart rate is high, pollution-free to rock core, is widely used in conventional geological core drilling field.If being applied
Into ice layer of polar region probing, polar drilling drilling efficiency will be greatly improved.However since regular air reverse circulation drilling method needs
Drilling machine and double-wall drill pipe are used, weight of equipment is big, structure is complicated, power consumption is high, to logistics support and personnel specialty quality
More stringent requirements are proposed, and needs continuous adjunction double-wall drill pipe, drills large labor intensity, is unsuitable in arctic regions large area
It promotes and applies.Therefore, light, quick, efficient, low consumption air reverse circulation drilling technology is researched and developed, ice layer of polar region probing effect is improved
Rate, reduction polar drilling overall cost are of great significance.
Summary of the invention
The purpose of the present invention is to solve the existing drilling equipments used in polar drilling engineering in use
Existing problems and a kind of ice layer of polar region Air Reverse Circulation fast drilling system provided.
Ice layer of polar region Air Reverse Circulation fast drilling system provided by the invention include air compressor machine, air circulation duct,
The two-tube drilling tool of Air Reverse Circulation and ice frazil element collecting device, wherein air compressor machine is connected with the air inlet pipe of air circulation duct,
Air compressor machine provides the circulation air with pressure for air circulation duct, and the two-tube drilling tool of Air Reverse Circulation is assemblied in air circulating umbilical
The lower end on road, ice frazil element collecting device are connected to the exit of air circulation duct for collecting the two-tube drilling tool of Air Reverse Circulation
Ice core and the ice bits drilled through.
Air compressor machine is equipped with two, and two air compressor machine series connection, the pipeline that air compressor machine is connect with air circulation duct is equipped with gas
Body cooling device and gas drier are used for the cooling and drying of circulation air, and two air compressor machines, gas cooling devices are gentle
Body drying device is each provided on sled.
Air circulation duct is flexible pipe composition, and air circulation duct is wound around on winch, and the central axis of winch is hollow
, offer the air inlet and air outlet of air circulation duct on central axis, air circulation duct by the central axis of winch into
Row connection, air circulation duct is single cycle pipeline or Two-way Cycle pipeline, when air circulation duct is single cycle pipeline, air
Circulation line is made of air inlet pipe and an air outlet pipe, and air inlet pipe is connected double to Air Reverse Circulation with the two-tube drilling tool of Air Reverse Circulation
Pipe drilling tool provides pressure air, and escape pipe is connected with the two-tube drilling tool of Air Reverse Circulation and ice frazil element collecting device and air
The ice frazil core that the two-tube drilling tool of reacting cycle drills through is transported in ice frazil element collecting device, when air circulation duct is Two-way Cycle pipe
Lu Shi, inner tube are outlet passageway, and inner tube is connected with the two-tube drilling tool of Air Reverse Circulation and ice frazil element collecting device and air
The ice frazil core that the two-tube drilling tool of reacting cycle drills through is transported in ice frazil element collecting device, the outer wall of the inner wall of outer tube and inner tube it
Between be inlet channel, inlet channel is connected with the two-tube drilling tool of Air Reverse Circulation provides pressure sky to the two-tube drilling tool of Air Reverse Circulation
Gas, air circulating umbilical road are additionally provided with leading truck, and winch and leading truck are also disposed on sled.
Air motor is provided on the inner wall of the two-tube drilling tool top outer tube of Air Reverse Circulation, air motor is located at logical with air inlet
On the channel that road is connected, air motor provides power for the drill bit of the two-tube drilling tool lower end of Air Reverse Circulation, and Air Reverse Circulation is double
The lower part of pipe drilling tool central tube offers exhaust outlet, is inserted with built-in pipe in the center tube cavity of exhaust ports.
The two-tube drilling tool of air compressor machine, Air Reverse Circulation, ice frazil element collecting device, gas cooling device and gas drier
It is the assembling of existing equipment, therefore, concrete model and specification are not repeated.
The working principle of the invention：
The object of the present invention is to provide a kind of conveniently moving, the ice sheet air that easy to operate and light-weight, drilling speed is fast are anti-
Drilling system is recycled, when drilling operation, opens air compressor machine, pressure-air is dry by gas drier and gas cooling device
After dry, cooling treatment, flexible air inlet pipe is entered by the channel on winch central axis, subsequently into the two-tube drilling tool of Air Reverse Circulation
Outer czermak space, driving air motor revolution, air motor drives double-walled ice core pipe and reverse circulation drill bit to turn round after speed and cuts
Snow deposit or ice sheet are cut, realizes drilling.The anti-twisted system of the two-tube drilling tool of Air Reverse Circulation is supported on hole wall, for bearing lower drilling tool
Turn round reaction torque caused by cutting.After drive of high-pressure gas air motor, come downwards to instead via the annular gap of double-walled ice core pipe
Drill bit is recycled, the central tube of drill bit is then entered by the injection principle of reverse circulation drill bit, ice bits and ice core uplink is carried, passes through
The central tube of the two-tube drilling tool of Air Reverse Circulation enters the escape pipe or binary channels air circulation duct of single channel air circulation duct
The outlet passageway at center then proceedes to the ice frazil element collecting device for returning to earth's surface, forms complete opening reacting cycle.
Reverse circulation drill bit can be crushed comprehensively ice auger drill bit for reacting cycle, be used for rapid drilling.It is replaceable when needing coring
For reacting cycle coring ice auger drill bit.It is either crushed drill bit or coring bit comprehensively, relies on the built-in pipe in its central tube
Ejection structure realizes reacting cycle.
Beneficial effects of the present invention：
Ice layer of polar region air reverse circulation drilling system all devices provided by the invention are installed on sled, convenient in pole
It is fast moved on ground ice and snow road.Traditional drilling machine and double-wall drill pipe are replaced using winch and flexible pipe, so that drilling equipment weight
Amount, size and power consumption are greatly lowered, and alleviate polar region logistics support burden.Meanwhile drilling tool, nothing are promoted and transferred using winch
Frequent adjunction drilling rod is needed, drilling non-cutting time is substantially saved.Air horse is directly driven using the high pressure gas that air compressor machine provides
Up to work, drilling tool revolution cutting ice sheet in hole is driven, without extra power in hole, so that drilling tool structure is extremely simple and reliability
It is significantly increased.Using carrying is returned on Air Reverse Circulation realization ice frazil core, it is not only able to effectively prevent circulatory mediator on top
The leakage of snow cover, and drilling fluid is not used, effectively prevent pollution of the drilling fluid to polar region environment.Importantly, ice
Core and ice bits can successively return to earth's surface on the ground, and without often lifting drilling tool, drilling efficiency is high.Therefore, whole system it is compact,
Light, easy to operate, high reliablity, rate of penetration is fast, and non-cutting time is short, is suitable for coring or total cost management under the environment of polar region.
Detailed description of the invention
The overall structure diagram that Fig. 1 is drilling system of the present invention when being single cycle pipeline.
The overall structure diagram that Fig. 2 is drilling system of the present invention when being Two-way Cycle pipeline.
The winch structure schematic diagram that Fig. 3 is drilling system of the present invention when being single cycle pipeline.
The winch structure schematic diagram that Fig. 4 is drilling system of the present invention when being Two-way Cycle pipeline.
The sectional schematic diagram that Fig. 5 is air circulation duct of the present invention when being Two-way Cycle pipeline.
Fig. 6 is the two-tube drilling tool structure schematic diagram of Air Reverse Circulation of the present invention.
1, air compressor machine 2, air circulation duct 3, the two-tube drilling tool of Air Reverse Circulation
4, ice frazil element collecting device 5, gas cooling device 6, gas drier 7, sled
8, winch 9, central axis 10, air inlet 11, gas outlet 12, air inlet pipe
13, escape pipe 14, outlet passageway 15, inlet channel 16, leading truck
17, air motor 18, exhaust outlet 19, built-in pipe.
Specific embodiment
It please refers to shown in Fig. 1 to Fig. 6：
Ice layer of polar region Air Reverse Circulation fast drilling system provided by the invention includes air compressor machine 1, air circulation duct
2, the two-tube drilling tool 3 of Air Reverse Circulation and ice frazil element collecting device 4, the wherein air inlet pipe 12 of air compressor machine 1 and air circulation duct 2
It is connected, air compressor machine 1 is that air circulation duct 2 provides the circulation air with pressure, and the two-tube drilling tool 3 of Air Reverse Circulation is assemblied in
The lower end of air circulation duct 2, ice frazil element collecting device 4 are connected to the exit of air circulation duct 2 for collecting air
Ice core and the ice bits that the two-tube drilling tool 3 of reacting cycle drills through.
Air compressor machine 1 is equipped with two, and two air compressor machines 1 are connected, and sets on the pipeline that air compressor machine 1 is connect with air circulation duct 2
There are gas cooling device 5 and gas drier 6 to be used for the cooling and drying of circulation air, two air compressor machines 1, gas cooling dress
Set 5 and gas drier 6 be each provided on sled 7.
Air circulation duct 2 is flexible pipe composition, and air circulation duct 2 is wound around on winch 8, and the central axis 9 of winch 8 is
Hollow, air inlet 10 and the gas outlet 11 of air circulation duct 2 are offered on central axis 9, air circulation duct 2 passes through winch
8 central axis 9 is connected to, and air circulation duct 2 is single cycle pipeline or Two-way Cycle pipeline, when air circulation duct 2 is single
When circulation line, air circulation duct 2 is made of air inlet pipe 12 and escape pipe 13, air inlet pipe 12 and the two-tube brill of Air Reverse Circulation
Tool 3, which is connected, provides pressure air, escape pipe 13 and the two-tube drilling tool 3 of Air Reverse Circulation and ice to the two-tube drilling tool 3 of Air Reverse Circulation
Frazil element collecting device 4, which is connected and the ice frazil core that the two-tube drilling tool 3 of Air Reverse Circulation drills through is transported to ice frazil core, to be collected
In device 4, when air circulation duct 2 is Two-way Cycle pipeline, air circulation duct 2 is a pair of tube channel structure, wherein inner tube
For outlet passageway 14, inner tube is connected with the two-tube drilling tool 3 of Air Reverse Circulation and ice frazil element collecting device 4 and Air Reverse Circulation
The ice frazil core that two-tube drilling tool 3 drills through is transported in ice frazil element collecting device 4, is between the inner wall of outer tube and the outer wall of inner tube
Inlet channel 15, inlet channel 15 is connected with the two-tube drilling tool 3 of Air Reverse Circulation provides pressure to the two-tube drilling tool 3 of Air Reverse Circulation
Air is additionally provided with leading truck 16 in air circulation duct 2, and winch 8 and leading truck 16 are also disposed on sled 7.
Be provided with air motor 17 on the inner wall of the two-tube 3 top outer tube of drilling tool of Air Reverse Circulation, air motor 17 be located at
On the channel that inlet channel 15 is connected, air motor 17 provides power for the drill bit of two-tube 3 lower end of drilling tool of Air Reverse Circulation, empty
The lower part of two-tube 3 central tube of drilling tool of gas reacting cycle offers exhaust outlet 18, is inserted in the center tube cavity at exhaust outlet 18 interior
Set pipe 19.
The two-tube drilling tool 3 of air compressor machine 1, Air Reverse Circulation, ice frazil element collecting device 4, gas cooling device 5 and gas dry
Device 6 is the assembling of existing equipment, and therefore, concrete model and specification are not repeated.
The working principle of the invention：
The object of the present invention is to provide a kind of conveniently moving, the ice sheet air that easy to operate and light-weight, drilling speed is fast are anti-
Drilling system is recycled, when drilling operation, opens air compressor machine 1, pressure-air passes through gas drier 6 and gas cooling device 5
Drying, after cooling treatment, flexible air inlet pipe 12 is entered by the channel on 8 central axis 9 of winch, subsequently into Air Reverse Circulation
The outer czermak space of two-tube drilling tool 3, driving air motor 17 turn round, and air motor 17 drives double-walled ice core pipe to follow with counter after speed
Trepan head revolution cutting snow deposit or ice sheet, realize drilling.The anti-twisted system of the two-tube drilling tool 3 of Air Reverse Circulation is supported on hole wall, is used
Reaction torque caused by cutting is turned round in bearing lower drilling tool.After drive of high-pressure gas air motor 17, via double-walled ice core pipe
Annular gap comes downwards to reverse circulation drill bit, and the central tube of drill bit is then entered by the injection principle of reverse circulation drill bit, carries ice
Bits and ice core uplink, the escape pipe 13 of single channel air circulation duct is entered by the central tube of the two-tube drilling tool 3 of Air Reverse Circulation
Or the outlet passageway 14 of binary channels air circulating umbilical Lu Zhizheng, then proceed to the ice frazil element collecting device 4 for returning to earth's surface, shape
At complete opening reacting cycle.
Reverse circulation drill bit can be crushed comprehensively ice auger drill bit for reacting cycle, be used for rapid drilling.It is replaceable when needing coring
For reacting cycle coring ice auger drill bit.It is either crushed drill bit or coring bit comprehensively, relies on the built-in pipe in its central tube
19 ejection structures realize reacting cycle.
Claims (3)
1. a kind of ice layer of polar region Air Reverse Circulation fast drilling system, it is characterised in that：It include air compressor machine, air circulating umbilical
Road, the two-tube drilling tool of Air Reverse Circulation and ice frazil element collecting device, wherein air compressor machine is connected with the air inlet pipe of air circulation duct
It connects, air compressor machine provides the circulation air with pressure for air circulation duct, and the two-tube drilling tool of Air Reverse Circulation is assemblied in air and follows
The lower end on endless tube road, the exit that ice frazil element collecting device is connected to air circulation duct are two-tube for collecting Air Reverse Circulation
Ice core and the ice bits that drilling tool drills through.
2. a kind of ice layer of polar region Air Reverse Circulation fast drilling system according to claim 1, it is characterised in that：Described
Air circulation duct is flexible pipe composition, and air circulation duct is wound around on winch, and the central axis of winch is hollow, central axis
On offer the air inlet and air outlet of air circulation duct, air circulation duct is connected to by the central axis of winch, empty
Gas circulation line is single cycle pipeline or Two-way Cycle pipeline, when air circulation duct is single cycle pipeline, air circulation duct
It is made of air inlet pipe and an air outlet pipe, air inlet pipe is connected with the two-tube drilling tool of Air Reverse Circulation to be mentioned to the two-tube drilling tool of Air Reverse Circulation
For pressure air, escape pipe is connected with the two-tube drilling tool of Air Reverse Circulation and ice frazil element collecting device and Air Reverse Circulation pair
The ice frazil core that pipe drilling tool drills through is transported in ice frazil element collecting device, empty when air circulation duct is Two-way Cycle pipeline
Gas circulation line is a pair of tube channel structure, and wherein inner tube is that outlet passageway, inner tube and the two-tube drilling tool of Air Reverse Circulation and ice are considered to be worth doing
Ice element collecting device is connected and the ice frazil core that the two-tube drilling tool of Air Reverse Circulation drills through is transported to ice frazil element collecting device
In, between the inner wall of outer tube and the outer wall of inner tube be inlet channel, inlet channel be connected with the two-tube drilling tool of Air Reverse Circulation to
The two-tube drilling tool of Air Reverse Circulation provides pressure air, and air circulating umbilical road is additionally provided with leading truck, and winch and leading truck are also set
It sets on sled.
3. according to a kind of ice layer of polar region Air Reverse Circulation fast drilling system described in claim 1, it is characterised in that：The sky
It is provided with air motor on the inner wall of the two-tube drilling tool top outer tube of gas reacting cycle, air motor is located to be connected with inlet channel
On channel, air motor provides power, the two-tube drilling tool center of Air Reverse Circulation for the drill bit of the two-tube drilling tool lower end of Air Reverse Circulation
The lower part of pipe offers exhaust outlet, is inserted with built-in pipe in the center tube cavity of exhaust ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810832186.5A CN108868595B (en) | 2018-07-26 | 2018-07-26 | A kind of ice layer of polar region Air Reverse Circulation fast drilling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810832186.5A CN108868595B (en) | 2018-07-26 | 2018-07-26 | A kind of ice layer of polar region Air Reverse Circulation fast drilling system |
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| CN108868595A true CN108868595A (en) | 2018-11-23 |
| CN108868595B CN108868595B (en) | 2019-03-12 |
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| CN201810832186.5A Active CN108868595B (en) | 2018-07-26 | 2018-07-26 | A kind of ice layer of polar region Air Reverse Circulation fast drilling system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236838A (en) * | 2020-03-02 | 2020-06-05 | 吉林大学 | Ice layer hole wall coring system and coring method |
| CN111255375A (en) * | 2020-02-18 | 2020-06-09 | 吉林大学 | Plasma ice layer drill bit and plasma ice layer drilling equipment |
| CN114086882A (en) * | 2022-01-20 | 2022-02-25 | 中国地质科学院勘探技术研究所 | Device and method suitable for polar ice cover drilling |
| CN114109288A (en) * | 2021-12-02 | 2022-03-01 | 吉林大学 | Pneumatic drive rapid coring drilling tool for polar ice layer |
| CN115059390A (en) * | 2022-06-29 | 2022-09-16 | 吉林大学 | Polar region glacier internal occurrence gas acquisition device while drilling |
| CN111236838B (en) * | 2020-03-02 | 2024-05-03 | 吉林大学 | Ice layer hole wall coring system and coring method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255375A (en) * | 2020-02-18 | 2020-06-09 | 吉林大学 | Plasma ice layer drill bit and plasma ice layer drilling equipment |
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| CN114109288A (en) * | 2021-12-02 | 2022-03-01 | 吉林大学 | Pneumatic drive rapid coring drilling tool for polar ice layer |
| CN114109288B (en) * | 2021-12-02 | 2023-08-22 | 吉林大学 | Pneumatic driving quick coring drilling tool for polar region ice layer |
| CN114086882A (en) * | 2022-01-20 | 2022-02-25 | 中国地质科学院勘探技术研究所 | Device and method suitable for polar ice cover drilling |
| CN114086882B (en) * | 2022-01-20 | 2022-06-24 | 中国地质科学院勘探技术研究所 | Device and method suitable for polar ice cover drilling |
| CN115059390A (en) * | 2022-06-29 | 2022-09-16 | 吉林大学 | Polar region glacier internal occurrence gas acquisition device while drilling |
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| CN108868595B (en) | 2019-03-12 |
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