CN102946081B - Cable composite-joint for coiled tubing drilling - Google Patents
Cable composite-joint for coiled tubing drilling Download PDFInfo
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- CN102946081B CN102946081B CN201210382685.1A CN201210382685A CN102946081B CN 102946081 B CN102946081 B CN 102946081B CN 201210382685 A CN201210382685 A CN 201210382685A CN 102946081 B CN102946081 B CN 102946081B
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- cable
- contact pin
- cover
- sleeve
- housing
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Abstract
The invention relates to the technical field of coiled tubing drilling and in particular to a cable composite-joint for coiled tubing drilling. The device comprises a cable composite male joint and a cable composite female joint. The cable composite male joint comprises a housing I, a cable sealer I, a cable lead-in sleeve and an armored steel cable I; and the armored steel cable I is introduced through the inner bore at the upper end of the cable lead-in sleeve and passes through the inner bore of the cable sealer I and the inner bore of a cable sealer compaction bushing I respectively. The cable composite female joint comprises a housing II, a copper contact pin, a cable lead-out sleeve and an armored steel cable II; the copper contact pin is mounted in a contact pin insulation sheath, and the contact pin insulation sheath is sleeved with a contact pin protective sleeve; and the copper contact pin is connected with the armored steel cable II through a wire II. The cable composite-joint transfers electric energy and data signals between different tools for coiled tubing drilling, prevents a cable from distorting or twisting when the tools are rotated and clamped, and has the advantages of good insulation and seal performance and high safety and reliability.
Description
Technical field:
The present invention relates to a kind of continuous-tube drilling technology field, particularly a kind of continuous-tube main shaft cable composite-joint.
Background technology:
Continuous-tube drilling technology is one of current drilling technology more advanced in the world, and possess and reduce many technical advantages such as drilling cost, saving drilling period, therefore this technology is used widely at present abroad.The research of continuous-tube drilling technology is then just in the starting stage at home.In continuous-tube drilling tool pipe string, multiple types of tools needs electrical energy drive, several data signal demand is transmitted up and down by cable, therefore not only to consider when designing various drilling well kit the function that instrument will realize, but also to consider cable in the tool by, connect with shunt, meanwhile also to ensureing that different instrument is when connecting, cable will be tied a knot because of button in the rotation of external tool while connection inside cable impaired.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of continuous-tube main shaft cable composite-joint, the arrangement achieves and transmit electric energy and data-signal between different continuous-tube drilling tool, prevent instrument from rotating and link cable distortion knotting when connecing, insulated enclosure is functional, safe and reliable.Overcome to lack between existing different continuous-tube drilling tool and can transmit electric energy and data-signal prevents instrument from rotating the deficiency linking the joint that cable distortion is tied a knot when connecing simultaneously.
The technical solution used in the present invention is: a kind of continuous-tube main shaft cable composite-joint, comprises the male joint of cable compound and the female joint of cable compound, the male joint of cable compound comprises housing I, cable seal I, cable introduces cover and armouring wire cable I, the endoporus that armouring wire cable I introduces set upper side from cable introduces the endoporus being each passed through cable seal I and cable seal clamping sleeve I, cable is introduced cover and is connected with cable seal clamping sleeve I threaded upper ends, the copper wire that armouring wire cable I end strips out is connected with copper rod upper end by wire I, by the cover wire strip off of armouring wire cable I and returning buckle on the sawtooth on cable seal clamping sleeve I end outer surface, internal circular surfaces is sleeved on cable seal clamping sleeve I end outer on the surface and compress locked by the steel wire turned with the lock sleeve I of broached-tooth design, copper rod is set with insulation sleeve outward, insulation sleeve overcoat plugs needle guard, it is outer and be placed in lock sleeve I lower end that insulation spacer ring I is sleeved on wire I, support set I is sleeved on cable seal clamping sleeve I, insulation spacer ring I and contact pin cover outside and and cable seal clamping sleeve I and contact pin overlap between sealed by O RunddichtringO I, cable is introduced cover and is fixed in housing I by upper supporting positive cover I, contact pin cover is fixed in housing I by lower supporting positive cover I, the female joint of cable compound comprises housing II, copper contact pin, cable draws cover and armouring wire cable II, copper contact pin is arranged in contact pin insulation sleeve, contact pin protective sleeve is set with outside contact pin insulation sleeve, copper contact pin is connected with armouring wire cable II by wire II, armouring wire cable II penetrates the endoporus being each passed through cable seal II and cable extraction cover from the upper end endoporus of cable seal clamping sleeve II, lock sleeve II is connected to cable seal clamping sleeve II upper end, cable seal clamping sleeve II and cable are drawn set upper side and are threaded, support set II to be sleeved on outside contact pin protective sleeve and cable seal clamping sleeve II and to be sealed by O RunddichtringO II, insulation spacer ring II, wire II and spring are placed on by support set II, in the annular seal space that contact pin protective sleeve and cable seal clamping sleeve II are formed, contact pin protective sleeve is fixed in housing II by upper supporting positive cover II, cable is drawn cover and is fixed in housing II by lower supporting positive cover II, housing I lower end pin thread can be connected with housing II upper end box, copper contact pin can be inserted into contact pin cover in and with contact pin overlap inside copper rod be connected.
Upper supporting positive cover I, lower supporting positive cover I, upper supporting positive cover II and lower supporting positive cover II are by inside and outside two-layer sleeve composition, connected by 4 dowels of circumference uniform distribution between two-layer sleeve, upper supporting positive cover I is identical with the internal diameter of housing I with the external diameter of the outer layer sleeve of lower supporting positive cover I, and upper supporting positive cover II is identical with the internal diameter of housing II with the external diameter of the outer layer sleeve of lower supporting positive cover II.
The invention has the beneficial effects as follows: the mode that the present invention matches owing to have employed the male joint of cable compound and the female joint of cable compound, thus there is the function transmitting electric energy and data-signal between different continuous-tube drilling tool, prevent instrument from rotating and link cable distortion knotting when connecing, insulated enclosure is functional, safe and reliable.
Accompanying drawing illustrates:
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
Fig. 1 is the structural representation of cable compound male joint.
Fig. 2 is the structural representation of cable compound female joint.
Detailed description of the invention:
As shown in Figure 1 and Figure 2, a kind of continuous-tube main shaft cable composite-joint, comprises the male joint of cable compound and the female joint of cable compound, the male joint of cable compound comprises housing I 1, cable seal I 13, cable introducing cover 14 and armouring wire cable I 15, housing I 1 is tubular member, upper and lower side is respectively regular screw threads box and drilling rod pin thread, the endoporus that armouring wire cable I 15 introduces cover 14 upper end from cable introduces the endoporus being each passed through cable seal I 13 and cable seal clamping sleeve I 3, cable is introduced cover 14 and is connected with cable seal clamping sleeve I 3 threaded upper ends, can compress being placed on columned cable seal I 13 between the two during upper button, serving the effect of sealing, the copper wire stripped out by armouring wire cable I 15 end is connected with copper rod 7 upper end by wire I 4, by the cover wire strip off of armouring wire cable I 15 and returning buckle on the sawtooth on cable seal clamping sleeve I 3 end outer surface, internal circular surfaces is sleeved on cable seal clamping sleeve I 3 end outer on the surface and compress locked by the steel wire turned with the lock sleeve I 12 of broached-tooth design, copper rod 7 outer suit insulation sleeve 8, insulation sleeve 8 overcoat plugs needle guard 9, it is outer and be placed in lock sleeve I 12 lower end that insulation spacer ring I 5 is sleeved on wire I 4, support set I 11 is sleeved on cable seal clamping sleeve I 3, outside insulation spacer ring I 5 and contact pin cover 9 and and cable seal clamping sleeve I 3 and contact pin overlap 9 between sealed by O RunddichtringO I 10, cable is introduced cover 14 and is fixed in housing I 1 by upper supporting positive cover I 2, contact pin cover 9 is fixed in housing I 1 by lower supporting positive cover I 6, the female joint of cable compound comprises housing II 16, copper contact pin 19, cable draws cover 26 and armouring wire cable II 28, housing II 16 is tubular member, upper and lower side is respectively drilling rod box and regular screw threads pin thread, copper contact pin 19 is arranged in contact pin insulation sleeve 18, contact pin protective sleeve 17 is set with outside contact pin insulation sleeve 18, copper contact pin 19 is connected with armouring wire cable II 28 by wire II 22, armouring wire cable II 28 penetrates the endoporus being each passed through cable seal II 29 and cable extraction cover 26 from the upper end endoporus of cable seal clamping sleeve II 25, lock sleeve II 24 is connected to cable seal clamping sleeve II 25 upper end, cable seal clamping sleeve II 25 and cable are drawn cover 26 threaded upper ends and are connected, support set II 30 to be sleeved on outside contact pin protective sleeve 17 and cable seal clamping sleeve II 25 and to be sealed by O RunddichtringO II 31, insulation spacer ring II 21, wire II 22 and spring 23 are placed on by support set II 30, in the annular seal space that contact pin protective sleeve 17 and cable seal clamping sleeve II 25 are formed, contact pin protective sleeve 17 is fixed in housing II 16 by upper supporting positive cover II 20, cable is drawn cover 26 and is fixed in housing II 16 by lower supporting positive cover II 27, housing I 1 lower end pin thread can be connected with housing II 16 upper end box, and copper contact pin 19 can be inserted in contact pin cover 9 and to be connected with the copper rod 7 that contact pin overlaps 9 inside.Copper contact pin 19 is inserted into contact pin when overlapping 9 li, and copper contact pin 19 connects with copper rod 7, and contact pin insulation sleeve 18 connects with insulation sleeve 8, and contact pin protective sleeve 17 and contact pin overlap 9 and connect, thus makes the circuit communication in the pin and box sub of continuous-tube main shaft cable compound.The part outer round surface that must expose in contact pin insulation sleeve 18 upper end when pin and box sub connects smears insulated enclosure fat, so that itself and contact pin overlap the internal circular surfaces vacated 9 lower ends form diaphragm seal, prevents drilling fluid infiltration from here.
Upper supporting positive cover I 2, lower supporting positive cover I 6, upper supporting positive cover II 20 and lower supporting positive cover II 27 are by inside and outside two-layer sleeve composition, connected by 4 dowels of circumference uniform distribution between two-layer sleeve, upper supporting positive cover I 2 is identical with the internal diameter of housing I 1 with the external diameter of the outer layer sleeve of lower supporting positive cover I 6, and upper supporting positive cover II 20 is identical with the internal diameter of housing II 16 with the external diameter of the outer layer sleeve of lower supporting positive cover II 27.
Be understandable that, above about specific descriptions of the present invention, the technical scheme described by the embodiment of the present invention is only not limited to for illustration of the present invention, those of ordinary skill in the art is to be understood that, still can modify to the present invention or equivalent replacement, to reach identical technique effect; Needs are used, all within protection scope of the present invention as long as meet.
Claims (2)
1. a continuous-tube main shaft cable composite-joint, comprises the male joint of cable compound and the female joint of cable compound, it is characterized in that: the male joint of cable compound comprises housing I (1), cable seal I (13), cable introduces cover (14) and armouring wire cable I (15), the endoporus that armouring wire cable I (15) introduces cover (14) upper end from cable introduces the endoporus being each passed through cable seal I (13) and cable seal clamping sleeve I (3), cable is introduced cover (14) and is connected with cable seal clamping sleeve I (3) threaded upper ends, the copper wire that armouring wire cable I (15) end strips out is connected with copper rod (7) upper end by wire I (4), by the cover wire strip off of armouring wire cable I (15) and returning buckle on the sawtooth on cable seal clamping sleeve I (3) end outer surface, internal circular surfaces is sleeved on cable seal clamping sleeve I (3) end outer on the surface and compress locked by the steel wire turned with the lock sleeve I (12) of broached-tooth design, copper rod (7) is set with insulation sleeve (8) outward, insulation sleeve (8) overcoat plugs needle guard (9), insulation spacer ring I (5) is sleeved on wire I (4) and be placed in lock sleeve I (12) lower end outward, support set I (11) is sleeved on cable seal clamping sleeve I (3), insulation spacer ring I (5) and contact pin cover (9) outside and and between cable seal clamping sleeve I (3) and contact pin cover (9) pass through O RunddichtringO I (10) seal, cable is introduced cover (14) and is fixed in housing I (1) by upper supporting positive cover I (2), contact pin cover (9) is fixed in housing I (1) by lower supporting positive cover I (6), the female joint of cable compound comprises housing II (16), copper contact pin (19), cable draws cover (26) and armouring wire cable II (28), copper contact pin (19) is arranged in contact pin insulation sleeve (18), contact pin protective sleeve (17) is set with outside contact pin insulation sleeve (18), copper contact pin (19) is connected with armouring wire cable II (28) by wire II (22), armouring wire cable II (28) penetrates the endoporus being each passed through cable seal II (29) and cable extraction cover (26) from the upper end endoporus of cable seal clamping sleeve II (25), lock sleeve II (24) is connected to cable seal clamping sleeve II (25) upper end, cable seal clamping sleeve II (25) and cable are drawn and are overlapped (26) threaded upper ends and be connected, support set II (30) is sleeved on contact pin protective sleeve (17) and cable seal clamping sleeve II (25) outside is also sealed by O RunddichtringO II (31), insulation spacer ring II (21), wire II (22) and spring (23) are placed on by support set II (30), in the annular seal space that contact pin protective sleeve (17) and cable seal clamping sleeve II (25) are formed, contact pin protective sleeve (17) is fixed in housing II (16) by upper supporting positive cover II (20), cable is drawn cover (26) and is fixed in housing II (16) by lower supporting positive cover II (27), housing I (1) lower end pin thread can be connected with housing II (16) upper end box, and the copper rod (7) that copper contact pin (19) can be inserted into contact pin cover (9) interior and inner with contact pin cover (9) is connected.
2. according to continuous-tube main shaft cable composite-joint according to claim 1, it is characterized in that: described upper supporting positive cover I (2), lower supporting positive cover I (6), upper supporting positive cover II (20) and lower supporting positive cover II (27) are by inside and outside two-layer sleeve composition, connected by 4 dowels of circumference uniform distribution between two-layer sleeve, upper supporting positive cover I (2) is identical with the internal diameter of housing I (1) with the external diameter of the outer layer sleeve of lower supporting positive cover I (6), upper supporting positive cover II (20) is identical with the internal diameter of housing II (16) with the external diameter of the outer layer sleeve of lower supporting positive cover II (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210382685.1A CN102946081B (en) | 2012-10-10 | 2012-10-10 | Cable composite-joint for coiled tubing drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210382685.1A CN102946081B (en) | 2012-10-10 | 2012-10-10 | Cable composite-joint for coiled tubing drilling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102946081A CN102946081A (en) | 2013-02-27 |
| CN102946081B true CN102946081B (en) | 2015-03-25 |
Family
ID=47729000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210382685.1A Expired - Fee Related CN102946081B (en) | 2012-10-10 | 2012-10-10 | Cable composite-joint for coiled tubing drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102946081B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103352672B (en) * | 2013-06-18 | 2015-12-09 | 中国石油集团长城钻探工程有限公司 | A kind of continuous-tube drilling well cable turbine vibration resistance absorber |
| CN103390816B (en) * | 2013-07-25 | 2015-06-10 | 四川宏华石油设备有限公司 | Electric connector |
| CN104481517B (en) * | 2014-11-04 | 2017-03-15 | 西南石油大学 | A kind of intelligent drilling rod that can transmit power and signal |
| CN106014374A (en) * | 2016-07-12 | 2016-10-12 | 中国石油集团长城钻探工程有限公司 | Gyro measurement device for coiled tubing drilling |
| CN110748337B (en) * | 2018-07-05 | 2022-11-25 | 中国石油化工股份有限公司 | Coiled tubing measurement while drilling tool |
| CN113571938B (en) * | 2020-04-28 | 2024-05-28 | 中国石油天然气集团有限公司 | Cable fixing and sealing device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4069865A (en) * | 1975-09-12 | 1978-01-24 | Otis Engineering Corporation | Bottom hole fluid pressure communicating probe and locking mandrel |
| GB2011505A (en) * | 1977-12-27 | 1979-07-11 | Otis Eng Corp | Well testing tool system |
| US5984006A (en) * | 1996-10-04 | 1999-11-16 | Camco International Inc. | Emergency release tool |
| CN1599834A (en) * | 2001-11-30 | 2005-03-23 | 哈利伯顿能源服务公司 | Downhole assembly releasable connection |
| CN101545372A (en) * | 2008-02-14 | 2009-09-30 | 普拉德研究及开发股份有限公司 | Carrier for pipe conveying well measuring component |
-
2012
- 2012-10-10 CN CN201210382685.1A patent/CN102946081B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4069865A (en) * | 1975-09-12 | 1978-01-24 | Otis Engineering Corporation | Bottom hole fluid pressure communicating probe and locking mandrel |
| GB2011505A (en) * | 1977-12-27 | 1979-07-11 | Otis Eng Corp | Well testing tool system |
| US5984006A (en) * | 1996-10-04 | 1999-11-16 | Camco International Inc. | Emergency release tool |
| CN1599834A (en) * | 2001-11-30 | 2005-03-23 | 哈利伯顿能源服务公司 | Downhole assembly releasable connection |
| CN101545372A (en) * | 2008-02-14 | 2009-09-30 | 普拉德研究及开发股份有限公司 | Carrier for pipe conveying well measuring component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102946081A (en) | 2013-02-27 |
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Granted publication date: 20150325 Termination date: 20151010 |
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