CN106223859B - Down-hole power formula vibratory impulse drilling tool - Google Patents
Down-hole power formula vibratory impulse drilling tool Download PDFInfo
- Publication number
- CN106223859B CN106223859B CN201610576426.0A CN201610576426A CN106223859B CN 106223859 B CN106223859 B CN 106223859B CN 201610576426 A CN201610576426 A CN 201610576426A CN 106223859 B CN106223859 B CN 106223859B
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- China
- Prior art keywords
- outer barrel
- gland
- commutator segment
- sealing ring
- cushion collar
- 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.)
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- 238000005553 drilling Methods 0.000 title claims abstract description 46
- 230000000694 effects Effects 0.000 claims abstract description 6
- 210000004907 gland Anatomy 0.000 claims description 48
- 238000007789 sealing Methods 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 12
- 230000005611 electricity Effects 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 230000003993 interaction Effects 0.000 claims description 3
- 230000035939 shock Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 239000011435 rock Substances 0.000 abstract description 11
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 7
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 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
- E21B7/24—Drilling using vibrating or oscillating means, e.g. out-of-balance masses
Landscapes
- 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)
- Battery Mounting, Suspending (AREA)
Abstract
The invention belongs to field of oil drilling, more particularly to a kind of down-hole power formula vibratory impulse drilling tool, including upper outer barrel, battery sleeve, battery pack, lower outer barrel, power tube, slowspeed machine, lower support, mandrel, drill bit, upper commutator segment, lower commutator segment, spline, upper outer barrel is threadedly coupled with lower outer barrel, battery pack is arranged on upper and lower outer barrel, power tube is threadedly coupled fixation with lower outer barrel, lower commutator segment is arranged on commutator segment bottom, mandrel is connected by screw thread with drill bit, and spline is set on the outside of mandrel；Battery pack can provide stable power resources, upper commutator segment and lower commutator segment by the relative motion after two smooth ramps engagements, and under spline effect for slowspeed machine, and drive drill bit does rotation and axial impact moves.Down-hole power formula vibratory impulse drilling tool can provide stable axial impact power source and axial impact frequency, and not influence the original rotation of drill bit, realize the rotation of drill bit static pressure and dynamic load combined impulse broken rock, effectively improve oil drilling speed.
Description
Technical field
The present invention relates to a kind of down-hole power formula vibratory impulse drilling tool, belong to field of oil drilling.
Background technology
Petroleum industry is in the phase in severe winter at present, to tackle long-term, lasting low oil price situation, it is necessary to improve constantly oil
Exploration and development efficiency, reduce oil and gas development cost.Rate of penetration by improving oil drilling can effectively reduce drilling well shaft building week
Phase, reduce drilling cost.Vibratory impulse drilling technology is a kind of new technology for efficiently improving drilling machinery drilling speed, and the technology passes through
Axial impact loading is applied to drill bit, on the basis of the original turning effort of drill bit, Axial Shock Load is added, realizes brill
The rotation press-in of head and combined impulse broken rock, change conventional drilling rock broken rock mode, can effectively improve drill bit efficiency of breaking rock,
Therefore vibratory impulse drilling technology has broad application prospects.
Existing vibratory impulse drilling technology instrument includes hydrodynamic, rotary valve type, jetting type, screw etc., and it is axially rushed
The power source of load is hit essentially from drilling fluid hydraulic energy, the vibrational energy etc. of drill string, due to needing to consume drilling fluid waterpower
Energy, the reasons such as drillstring vibrations are unstable, causes such vibratory impulse drilling tool unstable there is power source, consumes drilling well
The problems such as liquid hydraulic energy is big, stability is not high, Single-impact Energy is low, seriously constrain the big rule of vibratory impulse drilling technology
Mould popularization and application.
The present invention proposes a kind of down-hole power formula vibratory impulse drilling tool, it is possible to provide stable drill bit axial impact moves
Power source, stable axial impact frequency, efficient power-conversion, and the original turning effort of drill bit is not influenceed, realize brill
Head static pressure rotates and dynamic load combined impulse broken rock, changes conventional oil well drilling and rock crushing mode, can effectively improve drill bit broken rock effect
Rate, reduce drilling cost.
The content of the invention
The technical problem to be solved in the present invention is：A kind of drill bit axial direction dynamic impact problem source for providing stabilization is provided, it is stable
Axial impact frequency, efficient power-conversion, and do not influence the original turning effort of drill bit, realize the rotation of drill bit static pressure and
The down-hole power formula vibratory impulse drilling tool of dynamic load combined impulse broken rock.
Down-hole power formula vibratory impulse drilling tool of the present invention by upper outer barrel, battery sleeve, upper gland, sealing ring,
Battery pack, lower outer barrel, lower gland, power tube, slowspeed machine, power transmission shaft, mandrel outer barrel, lower support, mandrel, drill bit, compression spiral shell
Mother, upper press cover, upper cushion collar, lower cushion collar, cable, lower cover, upper commutator segment, lower commutator segment, spline, improved mat composition.
Upper outer barrel is connected through a screw thread forming apparatus outer barrel with lower outer barrel, and upper outer barrel sets four tapped boss, utilizes
Clamp nut is connected with upper press cover, and upper press cover lower, outer perimeter sets three O-ring seals, and upper press cover is connected with battery sleeve by screw thread
Connect.The bottom of upper press cover sets upper gland, and upper gland is connected through a screw thread with battery sleeve, and the lower, outer perimeter of upper gland sets twice
O-ring seal.Upper to buffer the bottom for being set on gland, upper cushion collar is cross.The bottom of upper cushion collar is battery pack,
Battery is lithium battery.Lower to buffer the bottom for being set on battery pack, lower cushion collar is connected through a screw thread with battery outer barrel, lower buffering
The upper periphery of set sets twice O-ring seal.Lower cushion collar bottom sets lower gland, and lower gland is connected with battery sleeve by screw thread
Connect, the upper periphery of lower gland sets twice O-ring seal.Lower gland bottom is lower cover, and lower cover passes through screw thread and battery
Cylinder connection.The inside of lower cushion collar, lower gland and lower cover sets cable, battery pack is connected with slowspeed machine by cable.
Slowspeed machine is arranged on lower cover bottom, and slowspeed machine top sets one of square seal ring, and slowspeed machine is arranged on power tube
Inside, power tube is connected by clamp nut and lower outer barrel.Power transmission shaft is arranged on the bottom of slowspeed machine, passes through screw thread
With the outer axis connection of slowspeed machine, the middle periphery of power transmission shaft sets three O-ring seals.Mandrel outer barrel passes through spiral shell with lower outer barrel
Line is connected, and the outer tube structure of whole instrument is formed with upper outer barrel.Power transmission shaft is connected through a screw thread with upper commutator segment, and lower commutator segment is set
Put and engaged in upper commutator segment bottom, two commutator segments by two smooth ramps, two commutator segment interactions, by slowspeed machine
Rotary motion be converted into the axially reciprocating of lower commutator segment.Lower commutator segment bottom sets mandrel, and mandrel passes through lower thread
It is connected with drill bit, spline is set on the outside of mandrel, connected by spline and lower support, spline can have both ensured that the rotation of drill bit was made
With, while commutator segment Axial Shock Load can be transmitted.Lower support is connected through a screw thread with mandrel outer barrel, the bottom of lower support
Inner circumferential sets three O-ring seals, and improved mat is arranged between lower support and mandrel outer barrel.
The beneficial effects of the invention are as follows：
The upper cushion collar of elastomeric material and lower cushion collar after compaction, can protect battery pack to be damaged from impact very well
It is bad.High Temperature Lithium Cell group can provide stable power resources in underground for slowspeed machine, and slowspeed machine can provide stable low speed
The rotary motion of motor can be converted into reliably being axially moved by rotary motion, the relative motion of upper and lower commutator segment, pass through spline
Effect can both ensure the original rotary motion of drill bit, while realize the axially reciprocating of drill bit.Rotated by drill bit static pressure
Acted on the combined-breaking rock of axial impact, drill bit efficiency of breaking rock can be effectively improved, realize rapid drilling, reduce drilling cost.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
In figure：1st, upper outer barrel 2, battery sleeve 3, upper gland 4, upper gland sealing ring 5, battery pack 6, lower outer barrel 7, under
Gland 8, power tube 9, slowspeed machine 10, power transmission shaft 11, mandrel outer barrel 12, it is lower support 13, mandrel 14, drill bit 15,
Upper outer barrel clamp nut 16, upper press cover 17, upper press cover sealing ring 18, upper cushion collar 19, lower cushion collar 20, lower gland are close
Seal 21, cable 22, lower cover 23, electricity secret seal 24, lower outer barrel clamp nut 25, upper commutator segment 26, lower commutation
Piece 27, spline 28, lower support sealing ring 29, improved mat.
Embodiment
The present invention is described further below in conjunction with the accompanying drawings：
As shown in figure 1, down-hole power formula vibratory impulse drilling tool of the present invention, including upper outer barrel 1, battery sleeve 2,
Upper gland 3, upper gland sealing ring 4, battery pack 5, lower outer barrel 6, lower gland 7, power tube 8, slowspeed machine 9, power transmission shaft 10, mandrel
Outer barrel 11, lower support 12, mandrel 13, drill bit 14, upper outer barrel clamp nut 15, upper press cover 16, upper press cover sealing ring 17, upper buffering
Set 18, lower cushion collar 19, lower gland sealing ring 20, cable 21, lower cover 22, electricity secret seal 23, lower outer barrel clamp nut 24,
Upper commutator segment 25, lower commutator segment 26, spline 27, lower support sealing ring 28, improved mat 29.Upper outer barrel 1 passes through spiral shell with lower outer barrel 6
Line connects, the basic outer barrel of forming apparatus, and the upper inside of outer barrel 1 sets four tapped boss, utilizes upper outer barrel clamp nut
15 are connected upper outer barrel 1 and upper press cover 16, and the lower, outer perimeter of upper press cover 16 sets three upper press cover sealing rings 17, and upper press cover is close
Seal 17 is O-ring seal, can prevent drilling fluid from entering in battery sleeve 2, and upper press cover 16 is connected through a screw thread with battery sleeve 2.
Upper gland 3 is arranged on the bottom of upper press cover 16, and upper gland 3 is connected through a screw thread fixation with battery sleeve 2, and the upper lower, outer perimeter of gland 3 is set
Gland sealing ring 4 in twice is put, upper gland sealing ring 4 is O-ring seal, can further prevent drilling fluid from entering in battery sleeve 2,
The upper cushion collar 18 of upper 3 compressible bottom of gland.Upper cushion collar 18 is cross, and material is rubber, and upper gland 3 is compressed and buffered
After set 18, upper cushion collar 18 can protect battery pack 5 from damaged in collision very well.The upper bottom of cushion collar 18 sets battery pack 5, battery
Group 5 is High Temperature Lithium Cell group, and battery pack 5 can be that slowspeed machine 9 provides stable power resources.Lower cushion collar 19 is arranged on battery pack
5 bottoms, lower cushion collar 19 are cross, and material is rubber, and lower cushion collar 19 can protect battery pack 5 from collision very well after compressing
Damage.The lower bottom of cushion collar 19 sets lower gland 7, and lower gland 7 is connected through a screw thread with battery sleeve 2, and the lower upper periphery of gland 7 is set
Gland sealing ring 20 under twice is put, can prevent drilling fluid from entering in battery sleeve 2.The lower bottom of gland 7 is lower cover 22, lower cover 22
It is connected by screw thread with battery sleeve 2.Cable 21 is arranged on lower cushion collar 19 and the inside of lower gland 7 and lower cover 22, cable 21
Battery pack 5 and slowspeed machine 9 are connected.Slowspeed machine 9 is arranged on the bottom of lower cover 22, and the top of slowspeed machine 9 sets electricity together
Secret seal 23, sealing ring are square, can prevent drilling fluid from being contacted with slowspeed machine 9, and slowspeed machine 9 is arranged in power tube 8
Portion.Power tube 8 is connected by lower outer barrel clamp nut 24 and lower outer barrel 6.Power transmission shaft 10 is arranged on the bottom of slowspeed machine 9,
Power transmission shaft 10 sets three seals circle by screw thread and 9 outer axis connection of slowspeed machine, 10 middle periphery of power transmission shaft.Mandrel outer barrel 11
It is connected through a screw thread with lower outer barrel 6, and the outer tube structure of whole instrument is formed with upper outer barrel 1.The bottom of power transmission shaft 10 is changed on setting
To piece 25, and it is connected through a screw thread, lower commutator segment 26 is arranged on the bottom of commutator segment 25, and two commutator segments are smooth by two
Inclined-plane engages, and after upper commutator segment 25 starts rotation under the drive of power transmission shaft 10, lower commutator segment 26 starts to do reciprocal axial motion,
Two commutator segment interactions, the rotary motion of slowspeed machine 9 can be converted into the axially reciprocating of lower commutator segment 26.Under change
Mandrel 13 is set to the bottom of piece 26, mandrel 13 is connected by lower thread with drill bit 14, and the outside of mandrel 13 sets spline 27, passes through
Spline 27 is connected with lower support 12, under the effect of spline 27, can both ensure that bit acted on, while the axial direction on top is rushed
The effect of hitting is delivered to drill bit 14.Lower support 12 is connected through a screw thread with mandrel outer barrel 11, and the lower bottom inner circumferential of support 12 sets three
Lower support sealing ring 28, lower support sealing ring 28 is O-ring seal, can prevent drilling fluid from entering tool interior, improved mat
29 are arranged between lower support 12 and mandrel outer barrel 11.
Claims (6)
1. a kind of down-hole power formula vibratory impulse drilling tool, including upper outer barrel (1), battery sleeve (2), upper gland (3), upper gland
Sealing ring (4), battery pack (5), lower outer barrel (6), lower gland (7), power tube (8), slowspeed machine (9), power transmission shaft (10), mandrel
Outer barrel (11), lower support (12), mandrel (13), drill bit (14), upper outer barrel clamp nut (15), upper press cover (16), upper press cover are close
Seal (17), upper cushion collar (18), lower cushion collar (19), lower gland sealing ring (20), cable (21), lower cover (22), motor
Sealing ring (23), lower outer barrel clamp nut (24), upper commutator segment (25), lower commutator segment (26), spline (27), lower support sealing ring
(28), improved mat (29), it is characterised in that：Upper outer barrel (1) is threadedly coupled with lower outer barrel (6), upper press cover (16) and battery sleeve
(2) it is threadedly coupled, upper gland (3) is arranged on upper press cover (16) bottom, and upper gland (3) is connected through a screw thread solid with battery sleeve (2)
Fixed, upper cushion collar (18) bottom sets battery pack (5), and lower cushion collar (19) is arranged on battery pack (5) bottom, lower cushion collar (19)
Bottom sets lower gland (7), and lower gland (7) bottom is lower cover (22), and lower cover (22) is connected by screw thread and battery sleeve (2)
Connect, cable (21) is arranged on lower cushion collar (19) and lower gland (7) and lower cover (22) is internal, and slowspeed machine (9) is arranged on down
Gland (22) bottom, power tube (8) are connected with lower outer barrel (6), and power transmission shaft (10) is arranged on slowspeed machine (9) bottom, core
Axle outer barrel (11) is connected through a screw thread with lower outer barrel (6), and power transmission shaft (10) bottom sets upper commutator segment (25), lower commutator segment (26)
Commutator segment (25) bottom is arranged on, lower commutator segment (26) bottom sets mandrel (13), and mandrel (13) is by lower thread with boring
Head (14) connection, mandrel (13) outside set spline (27), and lower support (12) is connected through a screw thread with mandrel outer barrel (11), anti-skidding
Pad (29) is arranged between lower support (12) and mandrel outer barrel (11).
2. down-hole power formula vibratory impulse drilling tool according to claim 1, it is characterised in that：Upper outer barrel (1) is internal
Four band internal thread boss are set, upper outer barrel (1) and upper press cover (16) are connected using upper outer barrel clamp nut (15), under
Four band internal thread boss are set inside outer barrel (6), and power tube (8) is connected by lower outer barrel clamp nut (24) and lower outer barrel (6)
Connect fixation.
3. down-hole power formula vibratory impulse drilling tool according to claim 1, it is characterised in that：Upper press cover (16) bottom
Periphery sets three upper press cover sealing rings (17), and upper press cover sealing ring (17) is O-ring seal, can prevent drilling fluid from entering electricity
In pond cylinder (2), upper gland (3) lower, outer perimeter sets gland sealing ring (4) in twice, and upper gland sealing ring (4) is O-shaped sealing
Circle, prevent drilling fluid from entering in battery sleeve (2), the upper periphery of lower gland (7) sets gland sealing ring (20) under twice, pushes
It is O-ring seal to cover sealing ring (20), prevents drilling fluid from entering in battery sleeve (2), and slowspeed machine (9) top sets one of motor
Sealing ring (23), sealing ring are square, prevent drilling fluid from being contacted with slowspeed machine (9), and lower support (12) bottom inner circumferential sets three
Sealing ring (28) is supported under road, lower support sealing ring (28) is O-ring seal, prevents drilling fluid from entering tool interior.
4. down-hole power formula vibratory impulse drilling tool according to claim 1, it is characterised in that：Upper cushion collar (18) is
Cross, material are rubber, and cushion collar (18) in upper gland (3) compression, upper cushion collar (18) can protect battery pack (5) from touching
Damage is bad, and upper cushion collar (18) bottom sets battery pack (5), and battery pack (5) is lithium battery group, and battery pack (5) can be low speed electricity
Machine (9) provides stable power resources, and lower cushion collar (19) is arranged on battery pack (5) bottom, and lower cushion collar (19) is cross, material
Expect after compressing battery pack (5) can be protected from damaged in collision for rubber, lower cushion collar (19).
5. down-hole power formula vibratory impulse drilling tool according to claim 1, it is characterised in that：Slowspeed machine (9) is pacified
Internal mounted in power tube (8), the range of speeds of slowspeed machine (9) is 50~300r/min, and lower commutator segment (26), which is arranged on, changes
To the bottom of piece (25), two commutator segments are engaged by two smooth ramps, when upper commutator segment (25) drives in power transmission shaft (10)
Under start rotation after, lower commutator segment (26) starts to do reciprocal axial motion, and two commutator segments interactions can be by slowspeed machine
(9) rotary motion is converted into the axially reciprocating of lower commutator segment (26).
6. down-hole power formula vibratory impulse drilling tool according to claim 1, it is characterised in that：Set on the outside of mandrel (13)
Spline (27) is put, is connected by spline (27) with lower support (12), under spline (27) effect, can both ensure that bit was made
With, while the Axial Shock Load on top is delivered to drill bit (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610576426.0A CN106223859B (en) | 2016-07-21 | 2016-07-21 | Down-hole power formula vibratory impulse drilling tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610576426.0A CN106223859B (en) | 2016-07-21 | 2016-07-21 | Down-hole power formula vibratory impulse drilling tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106223859A CN106223859A (en) | 2016-12-14 |
| CN106223859B true CN106223859B (en) | 2018-03-23 |
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ID=57531025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610576426.0A Active CN106223859B (en) | 2016-07-21 | 2016-07-21 | Down-hole power formula vibratory impulse drilling tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106223859B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915028B (en) * | 2019-04-23 | 2021-06-25 | 西南石油大学 | Battery type motor driven double speed PDC drill bit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201016273Y (en) * | 2007-03-02 | 2008-02-06 | 新疆石油管理局钻井工艺研究院 | High-frequency vibration percussion drilling implement |
| CN101148972B (en) * | 2007-11-02 | 2011-01-05 | 中国地质大学（武汉） | Electric percussion drilling device based on accumulator power supply |
| CN101144369B (en) * | 2007-11-02 | 2010-12-08 | 中国地质大学（武汉） | Electric percussion drilling device based on pore bottom turbo-generator unit power supply |
| CN201874554U (en) * | 2010-11-02 | 2011-06-22 | 中国石油集团川庆钻探工程有限公司 | Shock absorber applicable to measurement-while-drilling probes |
| NO20140432A1 (en) * | 2014-04-03 | 2015-10-05 | Badger Explorer Asa | System and method for cleaning a drill bit |
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2016
- 2016-07-21 CN CN201610576426.0A patent/CN106223859B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106223859A (en) | 2016-12-14 |
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Effective date of registration: 20210303 Address after: 100120 Xicheng District six paw Kang in Beijing City Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC ENGINEERING TECHNOLOGY R & D Co.,Ltd. Patentee after: China University of Petroleum (East China) Address before: 266580 No. 66 Changjiang West Road, Huangdao District, Qingdao, Shandong. Patentee before: China University of Petroleum (East China) |
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