CN108278090B - Chuck tool used in process of jetting conduit under coiled tubing - Google Patents
Chuck tool used in process of jetting conduit under coiled tubing Download PDFInfo
- Publication number
- CN108278090B CN108278090B CN201810228507.0A CN201810228507A CN108278090B CN 108278090 B CN108278090 B CN 108278090B CN 201810228507 A CN201810228507 A CN 201810228507A CN 108278090 B CN108278090 B CN 108278090B
- Authority
- CN
- China
- Prior art keywords
- coiled tubing
- bolt
- gear
- chuck tool
- sliding
- 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.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/10—Slips; Spiders ; Catching devices
Abstract
The invention relates to a chuck tool for injecting a conduit under a coiled tubing. The chuck tool comprises a coiled tubing, a coiled tubing sleeve, a gear shaft, a gear barrel, a position fixer, a bolt sliding groove, a sliding bolt, a spring, a coiled tubing bolt, a bolt hole, a dustproof shell, a support, a guide pipe, a limit nail and a nail groove. When the coiled tubing is used for downwards jetting the guide pipe, the coiled tubing and the guide pipe are together drilled to a set depth, the coiled tubing is independently drilled, the coiled tubing is pulled out after the operation is finished, and a chuck tool for fixing the coiled tubing at the top end of the guide pipe is used, so that the locking and unlocking of the coiled tubing and the guide pipe can be finished only by lifting and lowering the coiled tubing. The invention has the advantages that: the chuck tool is simple and practical, and the cost of the pure mechanical structure is lower.
Description
Technical Field
The invention relates to the field of continuous circulation drilling, in particular to a chuck tool used for injecting a conduit under a coiled tubing.
Background
The lower surface layer conduit adopting the coiled tubing injection method is a technology capable of effectively solving the problem of deep sea shallow drilling, and has the advantages of no need of well cementation, stable underwater well mouth, two-size well bores drilled by one coiled tubing and the like. Aiming at two processes of continuously drilling a surface layer conduit and a coiled tubing after the conduit is drilled by using a jet method, the automatic locking and unlocking chuck tool for the coiled tubing and the conduit is designed, and the tool has very important significance for reducing offshore operation time, accelerating the running speed of the conduit and saving drilling cost.
Disclosure of Invention
The invention aims to provide a chuck tool of a coiled tubing and a guide pipe for deep water continuous circulation drilling operation.
The purpose of the invention is realized by the following technical scheme: a chuck tool for use in coiled tubing downhole jetting a conduit, comprising the following assembly installation and use steps:
s1, welding and connecting the continuous oil pipe (1) and the continuous oil pipe sleeve (2);
s2, assembling the gears (3) and the gear shafts (4), and welding the gears (3) and the gear shafts together on the wall of the hole of the gear, wherein the gears (3) are spaced by 90 degrees and are four in total;
s3, sleeving the gear drum (5) outside the coiled tubing (1), and adjusting the position to match the gear position;
s4, welding the position fixer (6) on the gear barrel (5), and constraining the other end of the position fixer (6) in a bolt sliding groove (7) of the coiled tubing bolt (10) to constrain sliding.
S5, welding four limit nails (15) at intervals of 90 degrees at preset positions on the outer wall of the chuck tool;
s6, checking whether the gear is aligned or not, and welding the dustproof shell (12) on the chuck tool if the gear is not aligned;
s7, when launching, under the action of the reverse thrust of the top platform of the guide pipe, the chuck tool and the coiled tubing (1) keep relatively static and are launched to the water bottom together;
s8, starting jet drilling, and drilling the guide pipe and the coiled tubing (1) to a set depth;
s9, after the set depth is reached, the coiled tubing (1) continues to work downwards, at the moment, the coiled tubing bolt (10) is drawn out of the bolt hole (11) of the coiled tubing sleeve (2), the coiled tubing (1) is unlocked with the chuck tool, and drilling continues;
s10, after the coiled tubing (1) reaches a preset depth, the coiled tubing (1) is lifted, the gear (3) rotates anticlockwise to drive the sliding bolt (8) to move downwards and insert into a bolt groove of the coiled tubing bolt (10), under the extrusion action, the spring (9) is stretched, the coiled tubing bolt (10) is inserted into a bolt hole (11) of the coiled tubing sleeve (2), the coiled tubing (1) is locked with the chuck tool, and the chuck tool and the coiled tubing (1) are locked to be lifted upwards out of a well hole;
the sliding bolt (8) is provided with a sliding groove, so that the sliding bolt (8) can only move up and down.
The coiled tubing bolt (10) is provided with a bolt groove corresponding to the triangular bolt head on the sliding bolt (8), one end of the sliding bolt (8) is welded with a spring, and the spring is extruded and stretched when the triangular bolt head is inserted.
The chuck tool uses a gear (3) to convert the up and down movement of the coiled tubing (1) into a reverse direction movement. After the coiled tubing (1) reaches a preset depth, the coiled tubing (1) is lifted, the gear (3) rotates anticlockwise to drive the sliding bolt (8) to move downwards, the sliding bolt is inserted into a bolt groove of the coiled tubing bolt (10), the spring (9) is stretched under the action of extrusion, the coiled tubing bolt (10) is inserted into a bolt hole (11) of the coiled tubing sleeve (2), and the coiled tubing (1) is locked with a chuck tool so as to lift the well upwards.
The outer wall of the chuck tool is provided with four limit nails (15) which are spaced by 90 degrees, and the inner wall of the support (13) is provided with nail grooves (16) which correspond to the limit nails (15) and are used for clamping when the chuck tool is lowered so as to transfer the acting force of the continuous oil pipe (1) on the guide pipe (14).
The invention has the following advantages:
1. the up-and-down movement of the coiled tubing is converted into the reverse movement by using the gear, and the coiled tubing is simple and ingenious.
2. The chuck tool is simple and practical, and the cost of the pure mechanical structure is lower.
Drawings
FIG. 1-overall view of the chuck tool;
FIG. 2-detail view of the gear;
FIG. 3-detail view of the latch;
FIG. 4-schematic view of the latch when locked;
in the figure: 1-coiled tubing, 2-coiled tubing sleeve, 3-gear, 4-gear shaft, 5-gear barrel, 6-position fixer, 7-bolt sliding groove, 8-sliding bolt, 9-spring, 10-coiled tubing bolt, 11-bolt hole, 12-dustproof shell, 13-holder, 14-guide pipe, 15-limit nail and 16-nail groove.
Detailed Description
The invention will be further described with reference to the accompanying drawings, without limiting the scope of the invention to the following:
as shown in figures 1-4, the chuck tool for the coiled tubing lower injection guide pipe comprises a coiled tubing (1), a coiled tubing sleeve (2), a gear (3), a gear shaft (4), a gear barrel (5), a position fixer (6), a bolt sliding groove (7), a sliding bolt (8), a spring (9), a coiled tubing bolt (10), a bolt hole (11), a dustproof shell (12), a support (13), a guide pipe (14), a limit nail (15) and a nail groove (16). The continuous oil pipe (1) is connected with the continuous oil pipe sleeve (2) in a welding mode, and steel teeth corresponding to the gear (3) in position are arranged on the continuous oil pipe sleeve (2) and the bolt sliding groove (7) and can move up and down along with the rotation of the gear (3). Gear barrel (5) is opened and is had the gear hole of interval 90 degrees, totally four, with gear (3) and gear shaft (4) the assembly well, weld together on the gear pore wall to installation gear (3). One end of the position fixer (6) is welded on the gear barrel (5), the other end is clamped in the bolt sliding groove (7) of the sliding bolt (8), and the lower end of the sliding bolt (8) is a triangular bolt head. The coiled tubing bolt (10) is provided with a bolt groove corresponding to the triangular bolt head on the sliding bolt (8), one end of the coiled tubing bolt (10) is welded with a spring (9), and the spring (9) is extruded and stretched when the triangular bolt head is inserted. The outer wall of the chuck tool is provided with four limit nails (15) which are spaced by 90 degrees, and the inner wall of the support (13) is provided with nail grooves (16) which correspond to the limit nails (15) and are used for clamping when the chuck tool is lowered so as to transfer the acting force of the continuous oil pipe (1) on the guide pipe (14). The dust shell (12) is welded to the outside of the chuck tool. When the coiled tubing (1) and the guide pipe (14) are sprayed together for drilling, the coiled tubing bolt (10) is positioned in the bolt hole (11) of the coiled tubing sleeve (2). When the preset depth of the guide pipe (14) is reached, the coiled tubing (1) continues to work downwards, at the moment, the coiled tubing bolt (10) is drawn out from the bolt hole (11) of the coiled tubing sleeve (2), the coiled tubing (1) is unlocked with the chuck tool, and drilling continues. After the coiled tubing (1) reaches a preset depth, the coiled tubing (1) is lifted, the gear (3) rotates anticlockwise to drive the sliding bolt (8) to move downwards, the sliding bolt is inserted into a bolt groove of the coiled tubing bolt (10), the spring (9) is stretched under the action of extrusion, the coiled tubing bolt (10) is inserted into a bolt hole (11) of the coiled tubing sleeve (2), and the coiled tubing (1) is locked with the chuck tool, so that the coiled tubing is lifted upwards out of a well hole.
As shown in fig. 2, the chuck tool converts the up and down movement of the coiled tubing (1) into the reverse direction movement using the gear (3).
As shown in figure 3, initially the guide pipe (14) and the coiled tubing (1) are drilled down to a set depth, after the set depth is reached, the coiled tubing (1) is separated from the guide pipe (14), the coiled tubing (1) continues to work downwards, at the moment, the coiled tubing bolt (10) is pulled out from the bolt hole (11) of the coiled tubing sleeve (2), the coiled tubing (1) is unlocked from the chuck tool, and drilling is continued.
As shown in figure 4, when the coiled tubing (1) reaches a preset depth, the coiled tubing (1) is lifted, the gear (3) rotates anticlockwise to drive the sliding bolt (8) to move downwards and insert into the bolt groove of the coiled tubing bolt (10), under the extrusion action, the spring (9) is stretched, and the coiled tubing bolt (10) is inserted into the bolt hole (11) of the coiled tubing sleeve (2), so that the coiled tubing (1) is locked with the chuck tool, and the chuck tool is locked with the coiled tubing (1) and lifted upwards out of a well hole.
Claims (2)
1. A chuck tool for use in injecting tubing under coiled tubing, comprising: comprises a continuous oil pipe (1), a continuous oil pipe sleeve (2), a gear (3), a gear shaft (4), a gear barrel (5), a position fixer (6), a bolt sliding groove (7), a sliding bolt (8), a spring (9), a continuous oil pipe bolt (10), a bolt hole (11), a dustproof shell (12), a support (13), a guide pipe (14), a limit nail (15), a nail groove (16), a continuous oil pipe (1) and the continuous oil pipe sleeve (2) are in welded connection, steel teeth corresponding to the position of the gear (3) are arranged on the continuous oil pipe sleeve (2) and the bolt sliding groove (7) and can move up and down along with the rotation of the gear (3), gear holes with intervals of 90 degrees are arranged on the gear barrel (5), four gear holes are arranged, the gear (3) and the gear shaft (4) are assembled and are welded on the wall of the gear hole together to install the gear (3), one end of the position fixer (6) is welded on the gear barrel (5), one end of the coiled tubing plug (10) is clamped in a plug sliding groove (7) of the sliding plug (8), the lower end of the sliding plug (8) is provided with a triangular plug head, a plug groove corresponding to the triangular plug head on the sliding plug (8) is formed in the coiled tubing plug (10), a spring (9) is welded at one end of the coiled tubing plug (10), and the spring (9) is extruded and stretched when the triangular plug head is inserted;
the outer wall of the chuck tool is provided with four limit nails (15) which are spaced by 90 degrees, the inner wall of a support (13) is provided with nail grooves (16) which correspond to the limit nails (15) and are used for clamping when the chuck tool is lowered so as to transfer the acting force of the coiled tubing (1) on a guide pipe (14), a dustproof shell (12) is welded outside the chuck tool, when the coiled tubing (1) and the guide pipe (14) are jetted together for well drilling, a coiled tubing bolt (10) is positioned in a bolt hole (11) of a coiled tubing sleeve (2), when the preset depth of the guide pipe (14) is reached, the coiled tubing (1) continues to work downwards, at the moment, the coiled tubing bolt (10) is drawn out from the bolt hole (11) of the coiled tubing sleeve (2), the coiled tubing (1) is unlocked from the chuck tool and continues to drill downwards, when the preset depth of the coiled tubing (1) is reached, the coiled tubing (1) is lifted upwards, and the gear (3) rotates anticlockwise, the sliding bolt (8) is driven to move downwards and is inserted into a bolt groove of the coiled tubing bolt (10), the spring (9) is stretched under the extrusion effect, and the coiled tubing bolt (10) is inserted into a bolt hole (11) of the coiled tubing sleeve (2), so that the coiled tubing (1) is locked with the chuck tool, and the well is lifted upwards.
2. The chuck tool for coiled tubing downhole jet guides of claim 1, wherein: the sliding bolt (8) is provided with a sliding groove, so that the sliding bolt (8) can only move up and down,
the method comprises the following steps of assembly, installation and use:
s1, welding and connecting the continuous oil pipe (1) and the continuous oil pipe sleeve (2);
s2, assembling the gears (3) and the gear shafts (4), and welding the gears (3) and the gear shafts together on the wall of the hole of the gear, wherein the gears (3) are spaced by 90 degrees and are four in total;
s3, sleeving the gear drum (5) outside the coiled tubing (1), and adjusting the position to match the gear position;
s4, welding the position fixer (6) on the gear drum (5), and constraining the other end of the position fixer (6) in a bolt sliding groove (7) of the coiled tubing bolt (10) to constrain sliding;
s5, welding four limit nails (15) at intervals of 90 degrees at preset positions on the outer wall of the chuck tool;
s6, checking whether the gear is aligned or not, and welding the dustproof shell (12) on the chuck tool if the gear is not aligned;
s7, when launching, under the action of the reverse thrust of the top platform of the guide pipe, the chuck tool and the coiled tubing (1) keep relatively static and are launched to the water bottom together;
s8, starting jet drilling, and drilling the guide pipe and the coiled tubing (1) to a set depth;
s9, after the set depth is reached, the coiled tubing (1) continues to work downwards, at the moment, the coiled tubing bolt (10) is drawn out of the bolt hole (11) of the coiled tubing sleeve (2), the coiled tubing (1) is unlocked with the chuck tool, and drilling continues;
s10, after the coiled tubing (1) reaches a preset depth, the coiled tubing (1) is lifted, the gear (3) rotates anticlockwise to drive the sliding bolt (8) to move downwards and insert into the bolt groove of the coiled tubing bolt (10), under the extrusion action, the spring (9) is stretched, and the coiled tubing bolt (10) is inserted into the bolt hole (11) of the coiled tubing sleeve (2) to lock the coiled tubing (1) and the chuck tool, so that the chuck tool and the coiled tubing (1) are locked to be lifted upwards out of a well hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810228507.0A CN108278090B (en) | 2018-03-20 | 2018-03-20 | Chuck tool used in process of jetting conduit under coiled tubing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810228507.0A CN108278090B (en) | 2018-03-20 | 2018-03-20 | Chuck tool used in process of jetting conduit under coiled tubing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108278090A CN108278090A (en) | 2018-07-13 |
| CN108278090B true CN108278090B (en) | 2022-05-20 |
Family
ID=62809934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810228507.0A Active CN108278090B (en) | 2018-03-20 | 2018-03-20 | Chuck tool used in process of jetting conduit under coiled tubing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108278090B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209261B (en) * | 2018-09-27 | 2020-05-05 | 太原理工大学 | Novel automatic chuck |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261227A (en) * | 2011-08-16 | 2011-11-30 | 四川宏华石油设备有限公司 | Continuous oil pipe traction device |
| CN103154424A (en) * | 2010-10-12 | 2013-06-12 | Bp北美公司 | Marine subsea free-standing riser systems and methods |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6311792B1 (en) * | 1999-10-08 | 2001-11-06 | Tesco Corporation | Casing clamp |
| GB0319317D0 (en) * | 2003-08-16 | 2003-09-17 | Maris Tdm Ltd | Method and apparatus for drilling |
| US20070084606A1 (en) * | 2005-10-13 | 2007-04-19 | Hydraulic Well Control, Llc | Rig assist compensation system |
| US7861776B2 (en) * | 2006-08-22 | 2011-01-04 | Schlumberger Technology Corporation | System and method for forming a coiled tubing connection |
| US7726396B2 (en) * | 2007-07-27 | 2010-06-01 | Schlumberger Technology Corporation | Field joint for a downhole tool |
| CN201443318U (en) * | 2008-10-18 | 2010-04-28 | 西南石油大学 | Power clamp for continuous cycling drilling operation |
| US9115547B2 (en) * | 2009-06-22 | 2015-08-25 | Frank's International, Llc | Large diameter tubular lifting apparatuses and methods |
| GB201310613D0 (en) * | 2013-06-14 | 2013-07-31 | Enovate Systems Ltd | Well bore control system |
| CN105507814B (en) * | 2016-01-22 | 2017-09-29 | 廊坊开发区中油化油气技术服务有限公司 | Water-jet drilling equipment and its process are conveyed for coal bed gas well coiled tubing |
-
2018
- 2018-03-20 CN CN201810228507.0A patent/CN108278090B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103154424A (en) * | 2010-10-12 | 2013-06-12 | Bp北美公司 | Marine subsea free-standing riser systems and methods |
| CN102261227A (en) * | 2011-08-16 | 2011-11-30 | 四川宏华石油设备有限公司 | Continuous oil pipe traction device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108278090A (en) | 2018-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109267944B (en) | Deep water surface layer conduit device | |
| WO2019205479A1 (en) | Casing head and annulus sealing device running tool for deepwater drilling, and method for using same | |
| CN102027187B (en) | Wireline drilling system and method | |
| CN112324371B (en) | Tool for feeding and recovering tubing hanger of underwater Christmas tree | |
| WO2020034661A1 (en) | Sediment core-boring drilling process suitable for submarine rope core-boring drill | |
| CN102700682A (en) | Construction method for anchoring, separating and positioning submarine hammer body of anchor body | |
| CN108278090B (en) | Chuck tool used in process of jetting conduit under coiled tubing | |
| CN113323589B (en) | Integrated submarine drilling machine suitable for deep water drilling and drilling method | |
| CN115288611B (en) | Omnibearing horizontal directional deflecting tool for coiled tubing | |
| CN113323588B (en) | Submarine flexible pipe drilling machine suitable for deep water drilling and drilling method | |
| CN113323590B (en) | Surface layer conduit running device and method suitable for submarine drilling rig | |
| CN109763784B (en) | Split bridge plug hydraulic setting tool and setting method thereof | |
| CN214035591U (en) | Downhole tool for deep sea drillless permanent abandoned well | |
| CN103437709B (en) | Sleeve pipe driving head is utilized to carry out the method for casing job | |
| CN106351447B (en) | Grout lines component and the construction method for using this grout lines component | |
| CN211312521U (en) | Self-locking nested deep water drilling surface conduit | |
| CN116838277A (en) | Impact press-in type rope coring drilling device and process | |
| CN114837587B (en) | Recoverable well head module of no marine riser mud closed cycle well drilling | |
| CN100419203C (en) | Recovery type whipstock set | |
| CN116025274A (en) | Anchor cable punching device and punching method thereof | |
| CN215949409U (en) | Rope coring drilling tool suitable for ocean drilling | |
| CN101368474A (en) | Mechanical dragging type anti-propping slips | |
| CN103437707A (en) | Guiding and locking mechanism suitable for casing pipe driving head | |
| CN203559776U (en) | Guiding and locking mechanism suitable for driving head of sleeve pipe | |
| CN103437708B (en) | Be applicable to the sleeve pipe driving head of casing drilling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |