CN105484682B - Can the self-sealed drilling tool of torsion pass carry leading-in device - Google Patents
Can the self-sealed drilling tool of torsion pass carry leading-in device Download PDFInfo
- Publication number
- CN105484682B CN105484682B CN201510868086.4A CN201510868086A CN105484682B CN 105484682 B CN105484682 B CN 105484682B CN 201510868086 A CN201510868086 A CN 201510868086A CN 105484682 B CN105484682 B CN 105484682B
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- China
- Prior art keywords
- drilling tool
- fittings body
- torsion pass
- leading
- self
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- 238000005553 drilling Methods 0.000 title claims abstract description 54
- 238000007667 floating Methods 0.000 claims abstract description 28
- 230000014759 maintenance of location Effects 0.000 claims description 6
- 238000003491 array Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 23
- 239000010720 hydraulic oil Substances 0.000 abstract description 2
- 241000283216 Phocidae Species 0.000 description 8
- 239000012530 fluid Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000003786 synthesis reaction 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/02—Rod or cable suspensions
-
- 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
It is a kind of can the self-sealed drilling tool of torsion pass carry leading-in device, including fittings body, floating core pipe, stop valve, spring, sealing gasket, torsion pass slips, sealing ring, lock nut, flat key etc., the fittings body is connected with rig gyrator drive shaft, torsion pass slips on fittings body is clamped after drilling tool, can be by the way that axially stupefied bar transmits moment of torsion on torsion pass slips, the direct unloading drilling tool of leading-in device is carried using drilling tool, the problem of solving frequent shackle trivial operations continuous using unscrewing device in routine work；The floating core pipe is arranged in fittings body cavity, outside is provided with spring, lower end is provided with sealing gasket, floating core pipe with sealing gasket is pressed on by tool joint end face by spring, and hydraulic oil supercharging is injected by stop valve, the sealing proposed between leading-in device and drilling tool is realized, mud can be passed directly into round trip and carries out reaming, drilling tool must be carried the problem of leading-in device is replaced by conventional crossover sub ability reaming by solving in routine work, reduce service working time.
Description
Technical field
The present invention relates to the technical field of the quick round trip of rig, more particularly to it is a kind of can torsion pass self-sealed brill
Tool carries leading-in device.
Background technology
It is main in wellbore construction at present to complete round trip using elevator, because elevator is only capable of bearing lifting force, no
Possesses the ability of transmission moment of torsion, it is necessary to complete continuous unloading button using hydraulic tongs auxiliary, add the complexity of operation.Such as exist
When jam run into during making a trip needing punching and reaming, elevator do not possess connect and sealing drilling fluid function, then it is necessary
Again kelly bar is connected, turn on pump is opened and put on rotating disk, completes punching and reaming, not only increase subsidiary operation time, also increase
The labor intensity of workman.Accordingly, it would be desirable to it is a kind of can the self-sealed drilling tool of torsion pass carry leading-in device, can directly continuous unloading drilling rod
Lead to drilling fluid with pump is connect.
Therefore, the designer of the present invention is in view of drawbacks described above, by concentrating on studies and designing, synthesis is engaged in for many years for a long time
The experience and achievement of related industry, research and design go out it is a kind of can the self-sealed drilling tool of torsion pass carry leading-in device, to overcome above-mentioned lack
Fall into.
The content of the invention
It is an object of the invention to provide it is a kind of can the self-sealed drilling tool of torsion pass carry leading-in device, routinely risen with solving rig
In tripping operation elevator can not transmit moment of torsion and do not possess connect and sealing drilling fluid ability, caused by subsidiary operation time
The problems such as length, complex operation.
To solve the above problems, the present invention it is a kind of can the self-sealed drilling tool of torsion pass carry leading-in device, including fittings body, float
Core pipe, torsion pass slips and hand basket, it is characterised in that：
The fittings body can be attached in the drive shaft of an offer rotary power, the fittings body and accommodate what is fluctuated
Floating core pipe, the inner edge of the fittings body is provided with the protuberance for extending internally and being connected to floating core tube outer surface to be oriented to,
The lower end of the fittings body is connected with dismountable hand basket, and the top of the fittings body is straight barrel, and bottom is conical shell, institute
Torsion pass slips is stated to be multiple and be spaced and be placed in the conical shell, a drilling tool is placed through multiple torsion pass slips in hand basket simultaneously
Top is connected to the lower end of the floating core pipe.
Wherein：The upper end of the drilling tool be expansion section, lower end is throwing part, the expansion section diameter be more than throwing part and it
Between be provided with back taper connecting portion, the upper end of the multiple torsion pass slips forms the conical surface platform corresponding to back taper connecting portion, under
End forms the cylinder portion placed for throwing part.
Wherein：Retention device is provided between the fittings body and drive shaft, the retention device includes and is arranged at fittings body
With the lock nut on the outside of drive shaft and peripherally spaced multiple flat keys, the fittings body is corresponding with the outer rim of drive shaft to be set
There is the keyway of accommodating flat key.
Wherein：The torsion pass slips includes back taper body, and the upper end of the back taper body forms conical surface platform, the cylinder of lower end
It is arc surface on the inside of portion, arc surface is provided with a plurality of axially extending stupefied bar.
Wherein：The a plurality of stupefied bar is interrupted triangle prismatic and close-packed arrays.
Wherein：Multiple bolt connecting holes are additionally provided with the top of the back taper body, by the dismountable spiral shell of torsion pass slips
Tether and be connected to hand basket, so that the torsion pass slips of replaceable different model.
Wherein：Limited between the floating core pipe and the protuberance of fittings body in a seal cavity, the seal cavity
Provided with a spring, the two ends of the spring are born against in protuberance and floating core pipe, and the fittings body is communicated with to sealing
The through hole of cavity and the stop valve for being arranged at through hole.
Wherein：The hand basket is set for split, and the straight barrel lower end on the hand basket top is removably connected to bottom
Conical shell.
Wherein：Compressed part is additionally provided between the inner edge of the conical shell and multiple torsion pass slips, the compressed part is interior
Outer rim is the truncated cone tubular of taper.
By said structure, it is of the invention can the self-sealed drilling tool of torsion pass carry leading-in device and have the effect that：
1st, it is simple in construction, it is easy to operate, the direct unloading drilling tool of leading-in device can be carried using drilling tool, routine work intermediate frequency is solved
The problem of numerous use unscrewing device continuous shackle trivial operations；
2nd, mud can be passed directly into self-sealing function, in round trip and carries out reaming, is solved in routine work
Drilling tool must be carried to the problem of leading-in device is replaced by conventional crossover sub ability reaming, service working time is reduced.
The detailed content of the present invention can be obtained by explanation described later and institute's accompanying drawing.
Brief description of the drawings
Fig. 1 be can the self-sealed drilling tool of torsion pass carry leading-in device overall construction drawing；
Fig. 2 be can the self-sealed drilling tool of torsion pass carry leading-in device sealed structure chart；
Fig. 3 be can the self-sealed drilling tool of torsion pass carry leading-in device mounting structure figure；
Fig. 4 is the Part Methods schematic diagram in Fig. 3；
Fig. 5 be can the self-sealed drilling tool of torsion pass carry leading-in device torsion pass slips structure chart；
Fig. 6 be can the self-sealed drilling tool of torsion pass carry leading-in device high pressure sealing hydraulic schematic diagram.
Reference：
Drive shaft 1, fittings body 2, floating core pipe 3, stop valve 4, spring 5, sealing gasket 6, torsion pass slips 7, drilling tool 8, hand basket
9th, sealing ring 10, flat key 11, lock nut 12.
Embodiment
Referring to Fig. 1 and 2, it is shown that it is of the invention can the self-sealed drilling tool of torsion pass carry leading-in device.
It is described can the self-sealed drilling tool of torsion pass carry leading-in device including fittings body 2, floating core pipe 3, torsion pass slips 7 and hand basket
9, wherein, the fittings body 2 may be connected to the drive shaft of rig gyrator, described to obtain rotary power from rig gyrator
The floating core pipe 3 that can be fluctuated is accommodated in fittings body 2, wherein, the inner edge of the fittings body 2 is connected to provided with extending internally
Protuberance of the outer surface of floating core pipe 3 to be oriented to, the lower end of the fittings body 2 is connected with dismountable hand basket 9, described to connect
The top of head body 2 is straight barrel, and bottom is conical shell, and the torsion pass slips 7 is multiple and interval is placed in the conically shaped
In vivo, a drilling tool 8 is placed through multiple torsion pass slips 7 in fittings body 2 and top can be connected to the lower end of the floating core pipe 3,
Referring to Fig. 1, the upper end of the drilling tool 8 is expansion section, and lower end is throwing part, the expansion section diameter be more than throwing part and between set
There is back taper connecting portion, the upper end of the multiple torsion pass slips 7 forms the conical surface platform corresponding to back taper connecting portion, lower end shape
Into the cylinder portion placed for throwing part.
Wherein, referring to Fig. 3 and Fig. 4, the fittings body 2 can be connected through a screw thread to drive shaft 1, optionally, described to connect
Retention device is provided between head body 2 and drive shaft 1, the retention device includes the lock for being arranged at fittings body 2 and the outside of drive shaft 1
The outer rim of cap 12 and peripherally spaced multiple flat keys 11, the fittings body 2 and drive shaft 1 is correspondingly provided with accommodating flat key
11 keyway, and lock nut 12 may be disposed at the external offer thrust of multiple flat keys 11, it is to avoid flat key 11 is from the fittings body 2 and drives
Depart from the keyway of moving axis 1, so as to prevent that the fittings body 2 and drive shaft 1 from being relatively rotated.
Thus, before rig makes a trip, lock nut 12 is arranged in the drive shaft 1 of rig gyrator first, fittings body 2 leads to
Cross screw thread to tighten with drive shaft 1, flat key 11 is installed, lock nut 2 of leaving behind locks drive shaft 1 and fittings body 2 by interior key, prevented
Only it is rotated against；In round trip, conducted oneself with dignity using drilling tool and drilling tool 8 is clamped by torsion pass slips 7；Operate rig gyrator
Drive shaft 1 drives and carries leading-in device forward or reverse, is realized by torsion pass slips 7 and proposes the directly upper shackle of leading-in device.
Referring to Fig. 5, the torsion pass slips 7 can include back taper body 71, and the upper end of the back taper body 71 forms the conical surface and put down
It is arc surface on the inside of platform 73, the cylinder portion of lower end, arc surface is provided with a plurality of axially extending stupefied bar 72, to transmit moment of torsion, optionally
It is that a plurality of stupefied bar 72 is interrupted triangle prismatic and close-packed arrays, to improve contact strength, preferably transmits moment of torsion, institute
Multiple bolt connecting holes 74 can be also provided with by stating the top of back taper body 71, and torsion pass slips 7 is removably bolted to and carried
Basket 9, so that the torsion pass slips 7 of replaceable different model, with the demand suitable for different occasions and diameter.
As shown in Fig. 2 the lower end of the floating core pipe 3 is extended axially upward again after stretching out, so that in floating core pipe 3
Limited between the protuberance of fittings body 2 and a spring 5, the two of the spring 5 are provided with a seal cavity, the seal cavity
End is born against in protuberance and floating core pipe, and the fittings body 2 is communicated with to the through hole of seal cavity and is arranged at logical
The stop valve 4 in hole, the stop valve 4 may be connected to high-pressure oil pump, thus, is punched out only needing to be passed through low-pressure drilling liquid
When, because the floating core pipe 3 with sealing gasket 6 is pressed on the joint end face of drilling tool 8 by spring 5, realization is carried between leading-in device and drilling tool
Low pressure self sealss, can directly be punched out operation；When needing to be passed through cleaner for high-pressure drilling fluid progress reaming, due to floating core pipe 3
It is seal cavity with the inside of fittings body 2, is pressurized as shown in fig. 6, injecting hydraulic oil by the stop valve 4 on fittings body,
Realization proposes the high pressure sealing between leading-in device and drilling tool, then turn on pump is opened and put on rotating disk, completes punching and reaming.
And be to realize the effective sealing of seal cavity under high pressure, sealing group is provided between floating core pipe 3 and fittings body 2
Part, the seal assembly includes the sealing of the multiple receiving sealing rings 10 set between the protuberance inner edge and floating core pipe 3
(sealing gasket 6 is abutted with drilling tool 8 to be made the sealing gasket 6 that groove, the lower end of the floating core pipe 3 are connected with forming sealing
With), the sealed groove of multiple receiving sealing rings 10 that sets between the position that upwardly extends of the floating core pipe 3 and fittings body 2.
Wherein, compressed part can be also provided between the inner edge of the conical shell and multiple torsion pass slips 7, the compressed part is
Interior outer rim is the truncated cone tubular of taper, and it can form buffering and pressuring action between conical shell and torsion pass slips, both may be used
It is applicable the conical shell and torsion pass slips of different sizes and taper, moreover it is possible to more preferable pressuring action is provided when needed, only not had
Effect improves the scope of application, moreover it is possible to provide more preferable thrust when drilling tool 8 is clamped.
Thus, it is of the invention can the self-sealed drilling tool of torsion pass carry leading-in device, with transmission moment of torsion function, carried using drilling tool
The direct unloading drilling tool of leading-in device, the problem of solving frequent shackle trivial operations continuous using unscrewing device in routine work；Have
Self-sealing function, can be passed directly into mud and carry out reaming, solve to carry drilling tool in routine work and draw in round trip
The problem of device is replaced by conventional crossover sub ability reaming, reduces service working time.
It is readily apparent that the description and record of the above are only illustrated in the disclosure being not intended to be limiting of the invention
Hold, using or use.Although being described in embodiment and embodiment being described in the drawings, the present invention is not limited
By accompanying drawing example and described in embodiment as it is now recognized that optimal mode to implement the particular case of the teachings of the present invention
Son, the scope of the present invention is by any embodiment including falling into description and appended claims above.
Claims (7)
1. it is a kind of can the self-sealed drilling tool of torsion pass carry leading-in device, including fittings body, floating core pipe, torsion pass slips and hand basket, its
It is characterised by：
The fittings body can be attached in the drive shaft of an offer rotary power, the fittings body and accommodate the floating fluctuated
Core pipe, the inner edge of the fittings body is provided with the protuberance for extending internally and being connected to floating core tube outer surface to be oriented to, described
The lower end of fittings body is connected with dismountable hand basket, and the top of the fittings body is straight barrel, and bottom is conical shell, the biography
Turn round slips to be placed in the conical shell for multiple and interval, a drilling tool is placed through multiple torsion pass slips in hand basket and top
It is connected to the lower end of the floating core pipe；
Retention device is provided between the fittings body and drive shaft, the retention device is included and is arranged at outside fittings body and drive shaft
The outer rim of the lock nut of side and peripherally spaced multiple flat keys, the fittings body and drive shaft is correspondingly provided with accommodating flat key
Keyway；
Limited between the floating core pipe and the protuberance of fittings body and a bullet is provided with a seal cavity, the seal cavity
Spring, the two ends of the spring are born against in protuberance and floating core pipe, and the fittings body is communicated with leading to seal cavity
Hole and the stop valve for being arranged at through hole.
2. self-sealed drilling tool as claimed in claim 1 carries leading-in device, it is characterised in that：The upper end of the drilling tool is expansion
Portion, lower end is throwing part, the expansion section diameter be more than throwing part and between be provided with back taper connecting portion, the multiple torsion pass card
Watt upper end form conical surface platform corresponding to back taper connecting portion, lower end forms the cylinder portion placed for throwing part.
3. self-sealed drilling tool as claimed in claim 1 carries leading-in device, it is characterised in that：The torsion pass slips includes back taper sheet
Body, it is arc surface that the upper end of the back taper body, which is formed on the inside of conical surface platform, the cylinder portion of lower end, and arc surface prolongs provided with a plurality of axial direction
The stupefied bar stretched.
4. self-sealed drilling tool as claimed in claim 3 carries leading-in device, it is characterised in that：The a plurality of stupefied bar is interrupted three
Angle prismatic and close-packed arrays.
5. self-sealed drilling tool as claimed in claim 3 carries leading-in device, it is characterised in that：The top of the back taper body is also set
There are multiple bolt connecting holes, torsion pass slips is removably bolted to hand basket, so that the torsion pass of replaceable different model
Slips.
6. self-sealed drilling tool as claimed in claim 1 carries leading-in device, it is characterised in that：The hand basket is set for split, institute
The straight barrel lower end for stating hand basket top is removably connected to the conical shell of bottom.
7. self-sealed drilling tool as claimed in claim 1 carries leading-in device, it is characterised in that：The inner edge of the conical shell and many
Be additionally provided with compressed part between individual torsion pass slips, the compressed part be interior outer rim be taper truncated cone tubular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510868086.4A CN105484682B (en) | 2015-12-01 | 2015-12-01 | Can the self-sealed drilling tool of torsion pass carry leading-in device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510868086.4A CN105484682B (en) | 2015-12-01 | 2015-12-01 | Can the self-sealed drilling tool of torsion pass carry leading-in device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105484682A CN105484682A (en) | 2016-04-13 |
| CN105484682B true CN105484682B (en) | 2017-08-08 |
Family
ID=55671927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510868086.4A Active CN105484682B (en) | 2015-12-01 | 2015-12-01 | Can the self-sealed drilling tool of torsion pass carry leading-in device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105484682B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6913096B1 (en) * | 2002-07-03 | 2005-07-05 | Shawn James Nielsen | Top drive well drilling apparatus |
| CN101273181A (en) * | 2005-08-22 | 2008-09-24 | Itrec有限责任公司 | Equipment for retaining down-hole pipe fitting |
| CN201326389Y (en) * | 2008-12-08 | 2009-10-14 | 蔺新良 | Oil pipe lifting and discharging system |
| CN102425384A (en) * | 2011-12-31 | 2012-04-25 | 中国地质大学（北京） | Ball-clip type torsion-resistant elevator |
| CN102943617A (en) * | 2012-10-30 | 2013-02-27 | 北京探矿工程研究所 | Deep hole geological exploration drilling machine |
| CN103711441A (en) * | 2014-01-24 | 2014-04-09 | 天津探矿机械有限公司 | Drilling tool elevator arranged on power head drilling machine and used for making up and breaking out |
-
2015
- 2015-12-01 CN CN201510868086.4A patent/CN105484682B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6913096B1 (en) * | 2002-07-03 | 2005-07-05 | Shawn James Nielsen | Top drive well drilling apparatus |
| CN101273181A (en) * | 2005-08-22 | 2008-09-24 | Itrec有限责任公司 | Equipment for retaining down-hole pipe fitting |
| CN201326389Y (en) * | 2008-12-08 | 2009-10-14 | 蔺新良 | Oil pipe lifting and discharging system |
| CN102425384A (en) * | 2011-12-31 | 2012-04-25 | 中国地质大学（北京） | Ball-clip type torsion-resistant elevator |
| CN102943617A (en) * | 2012-10-30 | 2013-02-27 | 北京探矿工程研究所 | Deep hole geological exploration drilling machine |
| CN103711441A (en) * | 2014-01-24 | 2014-04-09 | 天津探矿机械有限公司 | Drilling tool elevator arranged on power head drilling machine and used for making up and breaking out |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105484682A (en) | 2016-04-13 |
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