CN108278090A - A kind of chuck tool under coiled tubing when injection catheter - Google Patents
A kind of chuck tool under coiled tubing when injection catheter Download PDFInfo
- Publication number
- CN108278090A CN108278090A CN201810228507.0A CN201810228507A CN108278090A CN 108278090 A CN108278090 A CN 108278090A CN 201810228507 A CN201810228507 A CN 201810228507A CN 108278090 A CN108278090 A CN 108278090A
- Authority
- CN
- China
- Prior art keywords
- coiled tubing
- bolt
- gear
- chuck tool
- welded
- 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.)
- Granted
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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 present invention relates to a kind of chuck tools under coiled tubing when injection catheter.This chuck tool includes coiled tubing, coiled tubing set, gear, gear shaft, gear cylinder, position fixator, bolt sliding groove, slide bolt, spring, coiled tubing bolt, pin hole, dustproof shell, supporter, conduit, banking pin, nail slot.With under coiled tubing when injection catheter, after coiled tubing and conduit one remove set depth, coiled tubing is individually lower to be bored, coiled tubing is played out after fulfiling assignment and fixes the chuck tool of coiled tubing in catheter tip, and this requires can only lift from the top and put down to complete the locking and unlock of coiled tubing and conduit by coiled tubing.The advantage of the invention is that：Chuck tool is simple and practical, and pure mechanic structure cost is relatively low.
Description
Technical field
The present invention relates to continuous cyclic drilling fields, are a kind of chuck tools under coiled tubing when injection catheter.
Background technology
Coiled tubing gunite layer conduit is a technology that can effectively solve the problem that ocean deepwater shallow drilling problem,
Have many advantages, such as to stablize without well cementation, underwater well head, two size wellbores of a continuous tubing drill.For implementation gunite following table
Layer conduit, under after complete conduit coiled tubing continue creep into two processes, design a kind of auto lock of coiled tubing and conduit
Chuck tool is unlocked, to reducing Potential Working Time For Operation At Sea, accelerates conduit running speed, saving drilling cost has very important
Meaning.
Invention content
It is an object of the invention to provide a kind of chuck work of coiled tubing and conduit for deep water continuous cyclic drilling operation
Tool.
The purpose of the present invention is achieved through the following technical solutions：A kind of chuck under coiled tubing when injection catheter
Step is installed and is used in tool, including following assembling：
S1, by coiled tubing（1）With coiled tubing set（2）It is welded to connect；
S2, by gear（3）And gear shaft（4）It assembles, is welded on together on gear hole wall, gear（3）90 degree of interval, totally four
It is a；
S3, by gear cylinder（5）It is sleeved on coiled tubing（1）Outside, adjusting position makes gear position match；
S4, by position fixator（6）It is welded on gear cylinder（5）On, position fixator（6）The other end constrains in coiled tubing bolt
（10）Bolt sliding groove（7）In, constraint sliding.
S5, by banking pin（15）It is welded on chuck tool exterior wall precalculated position, is spaced 90 degree, totally four；
S6, it checks whether gear aligns, has exhaustive, then by dustproof shell（12）It is welded on chuck tool；
When S7, lower water, under the effect of catheter tip platform propulsive thrust, conduit and this chuck tool and coiled tubing（1）Keep phase
To static, one removes to the bottom；
S8, start injection drilling, conduit and coiled tubing（1）One removes and gets into set depth；
S9, after reaching set depth, coiled tubing（1）Continue downward operation, at this time coiled tubing bolt（10）From coiled tubing
Set（2）Pin hole（11）In extract out, coiled tubing（1）It is unlocked with chuck tool, continues lower brill；
S10, work as coiled tubing（1）After reaching predetermined depth, coiled tubing（1）It above carries, gear（3）It rotates counterclockwise, drives and slide
Dynamic bolt（8）It moves down, is inserted into coiled tubing bolt（10）Latch groove in, the effect of being squeezed, spring（9）It is stretched, even
Continuous oil pipe bolt（10）It is inserted into coiled tubing set（2）Pin hole（11）In, make coiled tubing（1）It is locked with chuck tool, from
And lock this chuck tool and coiled tubing（1）Wellbore is proposed upwards；
The slide bolt（8）On have sliding groove, make slide bolt（8）It can only move up and down.
The coiled tubing bolt（10）On have and slide bolt（8）The upper corresponding latch groove of triangular shaped latch, it is sliding
Dynamic bolt（8）Spring has been welded in one end, and when triangular shaped latch head is inserted into, spring is extruded stretching.
The chuck tool uses gear（3）By coiled tubing（1）Move up and down the movement for being converted to negative direction.Continuously
Oil pipe（1）After reaching predetermined depth, coiled tubing（1）It above carries, gear（3）It rotates counterclockwise, drives slide bolt（8）To moving down
It is dynamic, it is inserted into coiled tubing bolt（10）Latch groove in, the effect of being squeezed, spring（9）It is stretched, coiled tubing bolt（10）It inserts
Enter coiled tubing set（2）Pin hole（11）In, make coiled tubing（1）It is locked with chuck tool, to propose wellbore upwards.
There are four the banking pins for being spaced 90 degree for the chuck tool exterior wall（15）, in supporter（13）Inner wall has and banking pin
（15）Corresponding nail slot（16）, to the screens when chuck tool is transferred, transmit coiled tubing（1）To conduit（14）Effect
Power.
The present invention has the following advantages：
1, moving up and down for coiled tubing is converted into the movement of negative direction using gear, it is simple ingenious.
2, chuck tool is simple and practical, and pure mechanic structure cost is relatively low.
Description of the drawings
Fig. 1-chuck tool overall structure figure；
Fig. 2-gear detail view；
Fig. 3-bolt detail view；
Bolt schematic diagram when Fig. 4-locking；
In figure：1- coiled tubings, 2- coiled tubing sets, 3- gears, 4- gear shafts, 5- gear cylinders, the positions 6- fixator, 7- bolts
Sliding groove, 8- slide bolts, 9- springs, 10- coiled tubing bolts, 11- pin holes, 12- dustproof shells, 13- supporters, 14- are led
Pipe, 15- banking pins, 16- follow closely slot.
Specific implementation mode
The present invention will be further described below in conjunction with the accompanying drawings, and protection scope of the present invention is not limited to as described below：
As shown in Fig. 1 ~ 4, a kind of chuck tool under coiled tubing when injection catheter, including coiled tubing（1）, continuous oil
Pipe sleeve（2）, gear（3）, gear shaft（4）, gear cylinder（5）, position fixator（6）, bolt sliding groove（7）, slide bolt（8）,
Spring（9）, coiled tubing bolt（10）, pin hole（11）, dustproof shell（12）, supporter（13）, conduit（14）, banking pin
（15）, follow closely slot（16）.Coiled tubing（1）With coiled tubing set（2）To be welded to connect, coiled tubing set（2）With bolt sliding groove
（7）On have and gear（3）The corresponding steel-tooth in position, can be with gear（3）Rotation and move up and down.Gear cylinder（5）On be provided with
The gear hole at 90 degree of interval, totally four, by gear（3）And gear shaft（4）It assembles, is welded on together on gear hole wall, with peace
Cogged（3）.Position fixator（6）One end is welded on gear cylinder（5）On, one end screens is in slide bolt（8）Bolt sliding
Slot（7）In, slide bolt（8）Lower end is triangular shaped latch head.In coiled tubing bolt（10）On have and slide bolt（8）Upper three
The angular corresponding latch groove of fork, slide bolt（8）Spring has been welded in one end, the spring quilt when triangular shaped latch head is inserted into
Extrusion stretching.There are four the banking pins for being spaced 90 degree for chuck tool exterior wall（15）, in supporter（13）Inner wall has and banking pin
（15）Corresponding nail slot（16）, to the screens when chuck tool is transferred, transmit coiled tubing（1）To conduit（14）Effect
Power.Dustproof shell（12）It is welded on chuck tool exterior.Coiled tubing（1）And conduit（14）Together when jet drilling, coiled tubing
Bolt（10）It is in coiled tubing set（2）Pin hole（11）In.When reaching conduit（14）After predetermined depth, coiled tubing（1）
Continue downward operation, at this time coiled tubing bolt（10）From coiled tubing set（2）Pin hole（11）In extract out, coiled tubing
（1）It is unlocked with chuck tool, continues lower brill.Work as coiled tubing（1）After reaching predetermined depth, coiled tubing（1）It above carries, gear
（3）It rotates counterclockwise, drives slide bolt（8）It moves down, is inserted into coiled tubing bolt（10）Latch groove in, be squeezed work
With spring（9）It is stretched, coiled tubing bolt（10）It is inserted into coiled tubing set（2）Pin hole（11）In, make coiled tubing
（1）It is locked with chuck tool, to propose wellbore upwards.
As shown in Fig. 2, chuck tool uses gear（3）By coiled tubing（1）Move up and down the shifting for being converted to negative direction
It is dynamic.
As shown in figure 3, initial conduit（14）And coiled tubing（1）One removes and gets into set depth, after reaching set depth,
Coiled tubing（1）It is detached from conduit（14）, coiled tubing（1）Continue downward operation, at this time coiled tubing bolt（10）From continuous oil
Pipe sleeve（2）Pin hole（11）In extract out, coiled tubing（1）It is unlocked with chuck tool, continues lower brill.
As shown in figure 4, working as coiled tubing（1）After reaching predetermined depth, coiled tubing（1）It above carries, gear（3）Turn counterclockwise
It is dynamic, drive slide bolt（8）It moves down, is inserted into coiled tubing bolt（10）Latch groove in, the effect of being squeezed, spring（9）
It is stretched, coiled tubing bolt（10）It is inserted into coiled tubing set（2）Pin hole（11）In, make coiled tubing（1）With chuck work
Tool locking, to lock this chuck tool and coiled tubing（1）Wellbore is proposed upwards.
Claims (5)
1. a kind of chuck tool under coiled tubing when injection catheter, it is characterised in that：Including coiled tubing（1）, continuously
Oil pipe set（2）, gear（3）, gear shaft（4）, gear cylinder（5）, position fixator（6）, bolt sliding groove（7）, slide bolt
（8）, spring（9）, coiled tubing（10）, pin hole（11）, dustproof shell（12）, supporter（13）, conduit（14）, banking pin
（15）, follow closely slot（16）, coiled tubing（1）With coiled tubing set（2）To be welded to connect, coiled tubing set（2）With bolt sliding groove
（7）On have and gear（3）The corresponding steel-tooth in position, can be with gear（3）Rotation and move up and down, gear cylinder（5）On be provided with
The gear hole at 90 degree of interval, totally four, by gear（3）And gear shaft（4）It assembles, is welded on together on gear hole wall, with peace
Cogged（3）, position fixator（6）One end is welded on gear cylinder（5）On, one end screens is in slide bolt（8）Bolt sliding
Slot（7）In, slide bolt（8）Lower end is triangular shaped latch head, in coiled tubing bolt（10）On have and slide bolt（8）Upper three
The angular corresponding latch groove of fork, slide bolt（8）Spring has been welded in one end, the spring quilt when triangular shaped latch head is inserted into
Extrusion stretching,
There are four the banking pins for being spaced 90 degree for chuck tool exterior wall（15）, in supporter（13）Inner wall has and banking pin（15）Relatively
The nail slot answered（16）, to the screens when chuck tool is transferred, transmit coiled tubing（1）To conduit（14）Active force, it is dust-proof
Shell（12）It is welded on chuck tool exterior, coiled tubing（1）And conduit（14）Together when jet drilling, coiled tubing bolt（10）
It is in coiled tubing set（2）Pin hole（11）In, when reaching conduit（14）After predetermined depth, coiled tubing（1）Continue downward
Operation, at this time coiled tubing bolt（10）From coiled tubing set（2）Pin hole（11）In extract out, coiled tubing（1）With chuck
Tool unlocks, and continues lower brill, works as coiled tubing（1）After reaching predetermined depth, coiled tubing（1）It above carries, gear（3）Turn counterclockwise
It is dynamic, drive slide bolt（8）It moves down, is inserted into coiled tubing bolt（10）Latch groove in, the effect of being squeezed, spring（9）
It is stretched, coiled tubing bolt（10）It is inserted into coiled tubing set（2）Pin hole（11）In, make coiled tubing（1）With chuck work
Tool locking, to propose wellbore upwards.
2. according to claim 1, a kind of chuck tool under coiled tubing when injection catheter, it is characterised in that：Institute
Stating chuck tool exterior wall, there are four the banking pins for being spaced 90 degree（15）, in supporter（13）Inner wall has and banking pin（15）It is corresponding
Nail slot（16）, to the screens when chuck tool is transferred, transmit coiled tubing（1）To conduit（14）Active force.
3. according to claim 1, a kind of chuck tool under coiled tubing when injection catheter, it is characterised in that：Institute
It states chuck tool and uses gear（3）By coiled tubing（1）Move up and down the movement for being converted to negative direction, coiled tubing（1）It reaches
To after predetermined depth, coiled tubing（1）It above carries, gear（3）It rotates counterclockwise, drives slide bolt（8）It moves down, the company of insertion
Continuous oil pipe bolt（10）Latch groove in, the effect of being squeezed, spring（9）It is stretched, coiled tubing bolt（10）It is inserted into continuous oil
Pipe sleeve（2）Pin hole（11）In, make coiled tubing（1）It is locked with chuck tool, to propose wellbore upwards.
4. according to claim 1, a kind of chuck tool under coiled tubing when injection catheter, it is characterised in that：Institute
State coiled tubing bolt（10）On have and slide bolt（8）The upper corresponding latch groove of triangular shaped latch, slide bolt（8）One
Spring has been welded at end, and when triangular shaped latch head is inserted into, spring is extruded stretching.
5. according to claim 1, a kind of chuck tool under coiled tubing when injection catheter, it is characterised in that：Institute
State slide bolt（8）On have sliding groove, make slide bolt（8）It can only move up and down,
It includes following assembling installation and uses step：
S1, by coiled tubing（1）With coiled tubing set（2）It is welded to connect；
S2, by gear（3）And gear shaft（4）It assembles, is welded on together on gear hole wall, gear（3）90 degree of interval, totally four
It is a；
S3, by gear cylinder（5）It is sleeved on coiled tubing（1）Outside, adjusting position makes gear position match；
S4, by position fixator（6）It is welded on gear cylinder（5）On, position fixator（6）The other end constrains in coiled tubing bolt
（10）Bolt sliding groove（7）In, constraint sliding；
S5, by banking pin（15）It is welded on chuck tool exterior wall precalculated position, is spaced 90 degree, totally four；
S6, it checks whether gear aligns, has exhaustive, then by dustproof shell（12）It is welded on chuck tool；
When S7, lower water, under the effect of catheter tip platform propulsive thrust, conduit and this chuck tool and coiled tubing（1）Keep phase
To static, one removes to the bottom；
S8, start injection drilling, conduit and coiled tubing（1）One removes and gets into set depth；
S9, after reaching set depth, coiled tubing（1）Continue downward operation, at this time coiled tubing bolt（10）From coiled tubing
Set（2）Pin hole（11）In extract out, coiled tubing（1）It is unlocked with chuck tool, continues lower brill；
S10, work as coiled tubing（1）After reaching predetermined depth, coiled tubing（1）It above carries, gear（3）It rotates counterclockwise, drives and slide
Dynamic bolt（8）It moves down, is inserted into coiled tubing bolt（10）Latch groove in, the effect of being squeezed, spring（9）It is stretched, even
Continuous oil pipe bolt（10）It is inserted into coiled tubing set（2）Pin hole（11）In, make coiled tubing（1）It is locked with chuck tool, from
And lock this chuck tool and coiled tubing（1）Wellbore is proposed upwards.
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 true CN108278090A (en) | 2018-07-13 |
| CN108278090B 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) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209261A (en) * | 2018-09-27 | 2019-01-15 | 太原理工大学 | A kind of new type auto chuck |
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2018
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| GB0715972D0 (en) * | 2006-08-22 | 2007-09-26 | Schlumberger Holdings | System and method for forming a coiled tubing connection |
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| CN201443318U (en) * | 2008-10-18 | 2010-04-28 | 西南石油大学 | Power clamp for continuous cycling drilling operation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209261A (en) * | 2018-09-27 | 2019-01-15 | 太原理工大学 | A kind of new type auto chuck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108278090B (en) | 2022-05-20 |
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