CN103132939A - Anchoring method and device of intelligent casting-pulling instrument - Google Patents
Anchoring method and device of intelligent casting-pulling instrument Download PDFInfo
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- CN103132939A CN103132939A CN2012105614725A CN201210561472A CN103132939A CN 103132939 A CN103132939 A CN 103132939A CN 2012105614725 A CN2012105614725 A CN 2012105614725A CN 201210561472 A CN201210561472 A CN 201210561472A CN 103132939 A CN103132939 A CN 103132939A
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- pulling instrument
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- steel ball
- intelligent pulling
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Abstract
The invention discloses an anchoring method and a device of an intelligent casting-pulling instrument. The intelligent casting-pulling instrument is provided. An anchoring steel ball is arranged on an outer shell of the intelligent casting-pulling instrument, and a conical surface structure capable of extruding the anchoring steel ball is fixed on the upper half of the intelligent casting-pulling instrument. In the downward-placement process of the intelligent casting-pulling instrument, the conical surface structure moves downwards along with the upper half of the intelligent casting-pulling instrument and extrudes the anchoring steel ball so as to enable the anchoring steel ball to protrude the outer shell of the intelligent casting-pulling instrument, so an anchoring structure is formed. Due to the adoption of the technical scheme, the anchoring steel ball can protrude the outer shell of the intelligent casting-pulling instrument under the extrusion of the conical surface structure to form the anchoring structure, the instrument is effectively prevented from being jacked up by reactive force generated by casting-in of a water nozzle, and casting-in success rate is greatly improved. According to the anchoring method and the device, automatic disanchoring can be achieved, and when unforeseen circumstances happen, forcing disanchoring can be achieved, safety of the instrument and a water well is guaranteed, economic loss caused by instrument damage, major repair operation of the water well is avoided, and safety is good.
Description
Technical field
The present invention relates to a kind of anchorage method and device of intelligent pulling instrument, belong to the downhole instrument technical field of structures.
Background technology
Oil field pulling eccentric water injection water nozzle generally adopts the mechanical type throw in catcher, and its shortcoming is that go into the well for every time can only water nozzle of pulling, and automaticity is lower.In order to overcome defects, adopted electronic intelligence pulling instrument, the branched water nozzle of pulling but it is gone into the well for single time, the operator can complete on ground control and the supervision to pulling water nozzle process, and is intelligent, automaticity is higher.But, when the input water nozzle enters the injection well downhole flow regulator endoporus, often thrown in the reaction force of water nozzle generation with instrument jack-up, cause throwing in unsuccessfully.In addition, the electronic intelligence pulling instrument that generally uses at present is difficult to automatically disanchor, and can not guarantee to force to disanchor when something unexpected happened, and safety is relatively poor.
Summary of the invention
The technical problem that the present invention solves is: provide a kind of can effectively preventing to alter on instrument is due to the reaction force of throwing in the water nozzle generation, and can realize automatically disanchoring, can also force anchorage method and the device of the intelligent pulling instrument of disanchoring when something unexpected happened, to overcome the deficiencies in the prior art.
Technical scheme of the present invention is achieved in that the anchorage method of a kind of intelligent pulling instrument of the present invention is, the method comprises intelligent pulling instrument, be provided with the grappling steel ball on the shell of intelligent pulling instrument, be fixed with the cone structure that can push the grappling steel ball on the first half of intelligent pulling instrument; In intelligent pulling instrument was transferred process, cone structure made the shell of the outstanding intelligent pulling instrument of grappling steel ball along with the first half of intelligent pulling instrument moves downward and push the grappling steel ball, forms anchoring structure.
The anchoring device of the of the present invention a kind of intelligent pulling instrument that builds according to said method is to consist of like this: this device comprises the shell 1 of intelligent pulling instrument, be provided with grappling steel ball 2 on the shell 1 of intelligent pulling instrument, be fixed with the cone structure 3 that can push grappling steel ball 2 on the first half of intelligent pulling instrument and be located at cone structure 3 with below grappling boss 4, be provided with the self-locking steel ball 5 that is fixed on intelligent pulling instrument the latter half below grappling boss 4.
In the anchoring device of above-mentioned intelligent pulling instrument, it also comprises the input arm of intelligent pulling instrument, be provided with on intelligent pulling instrument and the switch 6 of disanchoring of throwing in arm contact, shell 1 lower end at intelligent pulling instrument is connected with sliding sleeve 7, the switch 6 of disanchoring links with sliding sleeve 7, be provided with the projection that can engage with the outstanding position of grappling boss 4 on sliding sleeve 7, and have the groove 8 that can engage with self-locking steel ball 5 on the medial surface of sliding sleeve 7.
In the anchoring device of aforesaid intelligent pulling instrument, be provided with threaded safety pin 9 on the shell 1 of intelligent pulling instrument.
In the anchoring device of aforesaid intelligent pulling instrument, described grappling steel ball 2 has five, and evenly is arranged on the shell 1 of intelligent pulling instrument.
Owing to having adopted technique scheme, compared with prior art, in intelligent pulling instrument is transferred process, the present invention takes full advantage of the characteristics of the intelligent pulling instrument top and the bottom self-movement of generally using now, make the shell of grappling steel ball outstanding intelligent pulling instrument under the extruding of cone structure, form anchoring structure, the reaction force that has effectively prevented from throwing in the water nozzle generation has significantly improved the success rate of throwing in instrument jack-up.In addition, the switch of disanchoring can be promoted by the input arm of intelligent pulling instrument, thereby promoting sliding sleeve continues to move downward, and then the grappling steel ball on related shell moves downward, when the projection of sliding sleeve engages with the outstanding position of grappling boss, the steel ball of self-locking simultaneously is fastened in groove, and the grappling steel ball breaks away from cone structure, be retracted in shell, realize automatically disanchoring.Besides, when something unexpected happened (as out of control in down-hole outage, motor etc.), can cut off threaded safety pin, realize forcing to disanchor, guarantee the safety of instrument and well, avoid causing the economic losses such as instrument damage, well heavy repair task, safety is better.
Description of drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the local structural representation that amplifies of A part of the present invention;
Being labeled as of accompanying drawing: 1-shell, 2-grappling steel ball, 3-cone structure, 4-grappling boss, 5-self-locking steel ball, the 6-switch of disanchoring, 7-sliding sleeve, 8-groove, 9-threaded safety pin.
The specific embodiment
Embodiments of the invention: when implementing the anchorage method of a kind of intelligent pulling instrument of the present invention, the method comprises the intelligent pulling instrument that generally uses now, the grappling steel ball is installed on the shell of intelligent pulling instrument, and fixed installation can be pushed the cone structure of grappling steel ball on the first half of intelligent pulling instrument; In intelligent pulling instrument was transferred process, cone structure made the shell of the outstanding intelligent pulling instrument of grappling steel ball along with the first half of intelligent pulling instrument moves downward and push the grappling steel ball, forms anchoring structure.
The structural representation of the anchoring device of the of the present invention a kind of intelligent pulling instrument that builds according to said method as depicted in figs. 1 and 2, this device comprises the shell 1 of the intelligent pulling instrument that generally uses now, grappling steel ball 2 is installed on the shell 1 of intelligent pulling instrument, fixed installation on the first half of intelligent pulling instrument can push the cone structure 3 of grappling steel ball 2 and be arranged on cone structure 3 with below grappling boss 4, fixed installation self-locking steel ball 5(is as shown in Figure 2 below grappling boss 4).In intelligent pulling instrument was transferred process, the latter half of intelligent pulling instrument was rendered in existing injection well downhole flow regulator, and the first half of intelligent pulling instrument continues to move downward under the effect of inertia impact.When grappling boss 4 contacts with self-locking steel ball 5, the first half stop motion of intelligent pulling instrument realizes self-locking, and cone structure 3 extruding grappling steel balls 2 simultaneously make the shell 1 of grappling steel ball 2 outstanding intelligent pulling instruments, form anchoring structure.
For anchoring device of the present invention is realized automatically disanchoring, the switch 6 of disanchoring with its input arm contact can be installed on the intelligent pulling instrument that generally uses now, shell 1 lower end connection sliding sleeve 7 at intelligent pulling instrument, disanchor switch 6 and sliding sleeve 7 are made into the structure of interlock, make the projection that can engage with the outstanding position of grappling boss 5 on sliding sleeve 7, and make the groove 8 that can engage with self-locking steel ball 5 on the medial surface of sliding sleeve 7.The switch 6 of disanchoring can be promoted by the input arm of intelligent pulling instrument, thereby promoting sliding sleeve 7 continues to move downward, and then the grappling steel ball 2 on related shell 1 moves downward, when the projection of sliding sleeve 7 engages with the outstanding position of grappling boss 4, the steel ball of self-locking simultaneously 5 is fastened in groove 8, grappling steel ball 2 breaks away from cone structure 3, is retracted in shell 1, realizes automatically disanchoring.
Be to realize forcing to disanchor for anchoring device of the present invention at something unexpected happened, threaded safety pin 9 can be installed on the shell 1 of intelligent pulling instrument.When something unexpected happened (as out of control in down-hole outage, motor etc.), can cut off threaded safety pin, grappling steel ball 2 breaks away from cone structures 3, realizes forcing to disanchor.
For the grappling of anchoring device of the present invention firm, can be with five of described grappling steel ball 2 fabrication and installation, and evenly be arranged on the shell 1 of intelligent pulling instrument.
Embodiments of the present invention are not limited to above-described embodiment, and the various variations of making under the prerequisite that does not break away from the invention aim all belong to the protection domain of invention.
Claims (5)
1. the anchorage method of an intelligent pulling instrument, comprise intelligent pulling instrument, it is characterized in that: be provided with the grappling steel ball on the shell of intelligent pulling instrument, be fixed with the cone structure that can push the grappling steel ball on the first half of intelligent pulling instrument; In intelligent pulling instrument was transferred process, cone structure made the shell of the outstanding intelligent pulling instrument of grappling steel ball along with the first half of intelligent pulling instrument moves downward and push the grappling steel ball, forms anchoring structure.
2. the anchoring device of an intelligent pulling instrument, the shell (1) that comprises intelligent pulling instrument, it is characterized in that: be provided with grappling steel ball (2) on the shell (1) of intelligent pulling instrument, be fixed with the cone structure (3) that can push grappling steel ball (2) and be located at cone structure (3) and the grappling boss (4) of below on the first half of intelligent pulling instrument, be provided with the self-locking steel ball (5) that is fixed on intelligent pulling instrument the latter half below grappling boss (4).
3. the anchoring device of intelligent pulling instrument according to claim 2, it is characterized in that: it also comprises the input arm of intelligent pulling instrument, be provided with on intelligent pulling instrument and the switch of disanchoring (6) of throwing in arm contact, shell (1) lower end at intelligent pulling instrument is connected with sliding sleeve (7), the switch (6) of disanchoring links with sliding sleeve (7), be provided with the projection that can engage with the outstanding position of grappling boss (4) on sliding sleeve (7), and have the groove (8) that can engage with self-locking steel ball (5) on the medial surface of sliding sleeve (7).
4. the anchoring device of intelligent pulling instrument according to claim 2, is characterized in that: be provided with threaded safety pin (9) on the shell (1) of intelligent pulling instrument.
5.
The anchoring device of according to claim 2,3 or 4 described intelligent pulling instruments is characterized in that: described grappling steel ball (2) has five, and evenly is arranged on the shell (1) of intelligent pulling instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210561472.5A CN103132939B (en) | 2012-12-21 | 2012-12-21 | Anchoring method and device of intelligent casting-pulling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210561472.5A CN103132939B (en) | 2012-12-21 | 2012-12-21 | Anchoring method and device of intelligent casting-pulling instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103132939A true CN103132939A (en) | 2013-06-05 |
| CN103132939B CN103132939B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210561472.5A Active CN103132939B (en) | 2012-12-21 | 2012-12-21 | Anchoring method and device of intelligent casting-pulling instrument |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4971146A (en) * | 1988-11-23 | 1990-11-20 | Terrell Jamie B | Downhole chemical cutting tool |
| CN2584798Y (en) * | 2002-06-21 | 2003-11-05 | 郑连荣 | Override type tubular anchoring apparatus |
| CN2630484Y (en) * | 2003-07-28 | 2004-08-04 | 杨家凤 | Flushing anchornig packer |
| CN2675845Y (en) * | 2004-02-08 | 2005-02-02 | 陈香海 | Oil pipe anchor under pump |
| CN201531234U (en) * | 2009-10-30 | 2010-07-21 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Anchor of side-passing cable oil pipe |
| CN201756946U (en) * | 2010-08-03 | 2011-03-09 | 北京托普威尔石油技术服务有限公司 | Ball-type deep-well tubing bridge plug |
| CN203035138U (en) * | 2012-12-21 | 2013-07-03 | 贵州航天凯山石油仪器有限公司 | Anchoring device |
-
2012
- 2012-12-21 CN CN201210561472.5A patent/CN103132939B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4971146A (en) * | 1988-11-23 | 1990-11-20 | Terrell Jamie B | Downhole chemical cutting tool |
| CN2584798Y (en) * | 2002-06-21 | 2003-11-05 | 郑连荣 | Override type tubular anchoring apparatus |
| CN2630484Y (en) * | 2003-07-28 | 2004-08-04 | 杨家凤 | Flushing anchornig packer |
| CN2675845Y (en) * | 2004-02-08 | 2005-02-02 | 陈香海 | Oil pipe anchor under pump |
| CN201531234U (en) * | 2009-10-30 | 2010-07-21 | 中国石油化工股份有限公司胜利油田分公司采油工艺研究院 | Anchor of side-passing cable oil pipe |
| CN201756946U (en) * | 2010-08-03 | 2011-03-09 | 北京托普威尔石油技术服务有限公司 | Ball-type deep-well tubing bridge plug |
| CN203035138U (en) * | 2012-12-21 | 2013-07-03 | 贵州航天凯山石油仪器有限公司 | Anchoring device |
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| Publication number | Publication date |
|---|---|
| CN103132939B (en) | 2017-02-22 |
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