CN104373069A - Propeller type downhole instrument propelling device - Google Patents
Propeller type downhole instrument propelling device Download PDFInfo
- Publication number
- CN104373069A CN104373069A CN201410612127.9A CN201410612127A CN104373069A CN 104373069 A CN104373069 A CN 104373069A CN 201410612127 A CN201410612127 A CN 201410612127A CN 104373069 A CN104373069 A CN 104373069A
- Authority
- CN
- China
- Prior art keywords
- propeller
- instrument
- screw
- connector
- propelling device
- 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
Links
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
- E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
- E21B23/14—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for displacing a cable or cable-operated tool, e.g. for logging or perforating operations in deviated wells
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
- E21B23/001—Self-propelling systems or apparatus, e.g. for moving tools within the horizontal portion of a borehole
Abstract
The invention provides a propeller type downhole instrument propelling device. The propelling device concretely comprises a cable connector, an instrument connector, a propeller propelling device body and at least two idler wheel centering devices. The cable connector is arranged at one end of the propelling device body and used for being connected with a cable to provide ground power supply and signal transmission for the propelling device body. The instrument connector is arranged at the other end, opposite to the cable connector, of the propelling device body and used for being connected with a well-logging instrument. The propeller propelling device body is arranged between the cable connector and the instrument connector and used for providing propelling force for the propelling device body and driving the well-logging instrument to move. The idler wheel centering devices are arranged between the cable connector and the instrument connector and used for stabilizing the propelling device body and preventing the well-logging instrument and the propeller propelling device body from being connected with the well wall so that the propelling device body can propel the well-logging instrument stably. The idler wheel centering devices are arranged on the outer surface of the propelling device body in the axial direction in a non-connection mode. In this way, the well-logging instrument is stably propelled, and stratum parameters of the segment, needing testing, of a horizontal well are recorded.
Description
Technical field
The present invention relates to petroleum well logging technology field, is a kind of device of pushing ahead in down-hole for horizontal wellbore logging instrument.
Background technology
At present, each elephant all takes much count of the exploitation of horizontal well, because horizontal well production is large, normally the 3-5 of straight well output doubly, so it is very fast to take effect.But the well logging after horizontal well drilling and the test problem after producing remain a difficult problem for horizontal well development, and one of its Major Difficulties is exactly how logger is lowered into horizontal segment tiptoe position.
Propose a kind of screw downhole instrument propeller in view of above, when horizontal wellbore logging, logger can be advanced to the tiptoe position of horizontal well.
Summary of the invention
The object of the invention is to provide a kind of instrument propulsion plant for horizontal well wireline test mode, according to test construction requirement, tester can be advanced to horizontal well tiptoe position by this propeller, and in upper portable cable process, complete the test assignment of horizontal well, then with cable, ground is proposed.
For achieving the above object, the present invention specifically provides a kind of propeller type downhole instrument propeller, comprises: cable connector, instrument connector, screw propeller, at least two rolling wheel centralizers;
Described cable connector is arranged at propeller one end, provides ground power supply to power and Signal transmissions to described propeller for stube cable;
Described instrument connector is arranged at the angle of rake other end relative with described cable connector, for connecting logger;
Described screw propeller is arranged between described cable connector and described instrument connector, for providing propulsive force to propeller, drives logger to move;
Described rolling wheel centralizer is arranged between described cable connector and described instrument connector, for stable propeller, prevents logger and the described screw propeller borehole wall from connecting;
What described at least two rolling wheel centralizers did not connect respectively vertically is arranged at propeller external surface.
In the present invention one preferred embodiment, above-mentioned screw propeller comprises screw drive motors, leading screw assembly, propeller blade, swivel bearing, reducer and electric rotating machine; Described screw drive motors is connected with described screw mandrel assembly, described screw mandrel assembly is connected with described propeller blade, described propeller blade is arranged on described swivel bearing, and described swivel bearing is connected with described reducer, and described reducer is connected with described electric rotating machine; Described propeller blade is initially in closed configuration, when described screw drive motors receives control instruction, described propeller blade is driven to rotate by described screw mandrel assembly, described propeller blade changes softened state into, described electric rotating machine drives described reducer to rotate, described reducer is connected with described swivel bearing, and described propeller blade rotates under the drive of described swivel bearing.
In the present invention one preferred embodiment, above-mentioned rollers centralizer comprises: multiple eyelid retractor, and described multiple eyelid retractor, along described propeller shaft to branch, fixes described propeller for balancing in down-hole.
In the present invention one preferred embodiment, above-mentioned eyelid retractor comprises a roller and many support arms, and described many support arm one end are fixed on angle of rake external surface, and described many support arm other ends are connected with roller.
In the present invention one preferred embodiment, above-mentioned instrument connector also comprises a pressure sensor, described pressure sensor for sense logger pressure state and feedback signal control described screw propeller stop.
In the present invention one preferred embodiment, above-mentioned propeller comprises multiple screw propeller, and what described multiple screw propeller did not connect respectively vertically is arranged at propeller external surface.
Advantageous Effects of the present invention is: by propeller type downhole instrument propeller provided by the present invention, can assigned address logger being pushed to stably horizontal segment in horizontal production well, realize the admission that horizontal well needs testing well section formation parameter.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The propeller type downhole instrument propeller structure figure of Fig. 1 for providing in one embodiment of the invention.
Drawing reference numeral
1-cable connector, 2-screw drive motors, 3-leading screw assembly, 4-propeller blade, 5-swivel bearing, 6-reducer, 7-electric rotating machine, 8-rolling wheel centralizer, 9-auxiliary propeller drive motors; 10-leading screw assembly, 11-auxiliary screw paddle blade, 12-swivel bearing, 13-reducer, 14-electric rotating machine, 15-rolling wheel centralizer, 16-instrument connector
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to shown in Fig. 1, the present invention specifically provides a kind of propeller type downhole instrument propeller, comprises: cable connector 1, instrument connector 16, screw propeller, at least two rolling wheel centralizers 8,15; Described cable connector 1 is arranged at propeller one end, provides ground power supply to power and Signal transmissions to described propeller for stube cable; Described instrument connector 16 is arranged at the angle of rake other end relative with described cable connector, for connecting logger; Described screw propeller is arranged between described cable connector and described instrument connector, for providing propulsive force to propeller, drives logger to move; Described rolling wheel centralizer 8,15 is arranged between described cable connector and described instrument connector, for stable propeller, prevents logger and the described screw propeller borehole wall from connecting; What described at least two rolling wheel centralizers did not connect respectively vertically is arranged at propeller external surface.
Logger can be placed on instrument connector 16 by those skilled in the art, propeller type downhole instrument propeller provided by the present invention is external by cable connector 1 cable, during work, by cable, the propeller type downhole instrument propeller being connected with logger is transferred as in well, when logger being made to arrive precalculated position by gravity, instruction is sent by ground, control the angle of rake screw propeller of propeller type downhole instrument and open rotation, provide thrust to drive logger to advance to propeller.
Please refer to shown in Fig. 1, in the above-described embodiments, screw propeller comprises screw drive motors 2,9, and leading screw is total, and 3,10, propeller blade 4,11, swivel bearing 5,12, reducer 6,13 and electric rotating machine 7,14; Described screw drive motors is connected with described screw mandrel assembly, described screw mandrel assembly is connected with described propeller blade, described propeller blade is arranged on described swivel bearing, and described swivel bearing is connected with described reducer, and described reducer is connected with described electric rotating machine; Described propeller blade is initially in closed configuration, when described screw drive motors receives control instruction, described propeller blade is driven to rotate by described screw mandrel assembly, described propeller blade changes softened state into, described electric rotating machine drives described reducer to rotate, described reducer is connected with described swivel bearing, and described propeller blade rotates under the drive of described swivel bearing, provides motive force.
In the above-described embodiments, screw drive motors is for changing the state of propeller blade, and initial closing up changed into and strut, its concrete structure can be existing frame for movement, and the present invention does not limit at this.
In the present invention one preferred embodiment, above-mentioned rollers centralizer comprises: multiple eyelid retractor 8,15, and described multiple eyelid retractor 8,15, along described propeller shaft to branch, fixes described propeller for balancing in down-hole.
In the above-described embodiments, eyelid retractor 8,15 comprises a roller and many support arms, and described many support arm one end are fixed on angle of rake external surface, and described many support arm other ends are connected with roller.As shown in the figure, wherein one end of support arm of more than two is connected by roller, and the other end is fixed on angle of rake external surface, and triangularity structure is more firm; It is contacted with the borehole wall by roller, with this reduce pusher advance or in fallback procedures with the friction of the borehole wall; Meanwhile, because supporting 8,15 is fixing structure, it more for steady pusher, prevents the propeller blade of screw pusher from contacting with the borehole wall with logger, causes unnecessary wearing and tearing and consumption while minimizing friction.
In the present invention one preferred embodiment, above-mentioned instrument connector also comprises a pressure sensor, described pressure sensor for sense logger pressure state and feedback signal control described screw propeller stop.
In the above-described embodiments, described pressure sensor is arranged at logger external surface, and after logger is subject to particular pressure value, by feedback one signal to screw propeller, this screw propeller is out of service after receiving the signal of described feedback.
In the present invention one preferred embodiment, above-mentioned propeller comprises multiple screw propeller, and what described multiple screw propeller did not connect respectively vertically is arranged at propeller external surface.Please refer to shown in Fig. 1, in the above-described embodiments, multiple screw propeller can be set on propeller type downhole instrument propeller external surface, this screw propeller object is to provide enough motive forces to propeller type downhole instrument propeller, in real work, according to circumstances can arrange and increase adaptation screw propeller to achieve the above object; Therefore, the present embodiment does not limit the quantity of screw propeller at this.
In the present invention one preferred embodiment, above-mentioned propeller blade also connects a controlled bracing frame, in order to drive described propeller blade strut or close up according to described screw drive motors running.This support frame structure can be existing braced structures, and object is, when screw drive motors operates constantly, propeller blade to be strutted or close up.
In real work, propeller type downhole instrument propeller provided by the invention carries out work as follows:
In FIG, logging cable is connected with propeller cable connector 1, provides ground power supply to power and Signal transmissions, and logger connects and is connected with propeller instrument connector 16, is connected to before propeller.When horizontal wellbore logging, peupendicular hole section is transferred by the deadweight of logger string, now, angle of rake propeller blade 4 and auxiliary screw paddle blade 11 are in rounding state, rolling wheel centralizer 8 and 15 is in softened state always, rolling wheel centralizer arranges 4 support arms at this, each support arm and tube wall contact position are provided with rotary metal wheel, can reduce like this to rub and ensure that tester and propeller blade avoid wearing and tearing between two parties, multiple propeller blade 4, swivel bearing 5, reducer 6 and electric rotating machine 7 form screw propeller; Multiple auxiliary screw paddle blade 11, swivel bearing 12, reducer 13 and electric rotating machine 14 form auxiliary propeller propeller.Under logger string transfers to the larger situation of hole deviation, when cannot advance by gravity own, ground routine controls propeller and starts working, screw drive motors 2 and auxiliary propeller drive motors 9 work simultaneously, rotate forward and drive leading screw assembly 3 and 10 to rotate, propeller blade 4 and auxiliary screw paddle blade 11 are strutted, blade struts rear screw shaft electric rotating machine 7 and auxiliary propeller electric rotating machine 14 works simultaneously, reducer 6 and 13 is driven to rotate, reducer 6 is connected with swivel bearing 5 and 12 respectively with 13, propeller blade 4 and auxiliary screw paddle blade 11 High Rotation Speed on swivel bearing 5 and 12, rotary power is produced with liquid in oil well, promote whole instrument string to advance, until after proceeding to assigned address or when pressure sensor feeds back a stop signal, screw electric rotating machine 7 and auxiliary propeller electric rotating machine 14 quit work, screw drive motors 2 and auxiliary propeller drive motors 9 reversely rotate and propeller blade 4 and auxiliary screw paddle blade 11 are drawn in, upper portable cable carries out the admission of log parameter, continue upper portable cable after well logging and propeller and logger string are taken out ground.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a propeller type downhole instrument propeller, is characterized in that, described propeller comprises: cable connector, instrument connector, screw propeller, at least two rolling wheel centralizers;
Described cable connector is arranged at propeller one end, provides ground power supply to power and Signal transmissions to described propeller for stube cable;
Described instrument connector is arranged at the angle of rake other end relative with described cable connector, for connecting logger;
Described screw propeller is arranged between described cable connector and described instrument connector, for providing propulsive force to propeller, drives logger to move;
Described rolling wheel centralizer is arranged between described cable connector and described instrument connector, for stable propeller, prevents logger and the described screw propeller borehole wall from connecting;
What described at least two rolling wheel centralizers did not connect respectively vertically is arranged at propeller external surface.
2. propeller type downhole instrument propeller according to claim 1, is characterized in that, described screw propeller comprises screw drive motors, leading screw assembly, propeller blade, swivel bearing, reducer and electric rotating machine;
Described screw drive motors is connected with described screw mandrel assembly, described screw mandrel assembly is connected with described propeller blade, described propeller blade is arranged on described swivel bearing, and described swivel bearing is connected with described reducer, and described reducer is connected with described electric rotating machine;
Described propeller blade is initially in closed configuration, when described screw drive motors receives control instruction, described propeller blade is driven to rotate by described screw mandrel assembly, described propeller blade changes softened state into, described electric rotating machine drives described reducer to rotate, described reducer is connected with described swivel bearing, and described propeller blade rotates under the drive of described swivel bearing.
3. propeller type downhole instrument propeller according to claim 1, it is characterized in that, described rolling wheel centralizer comprises: multiple eyelid retractor, and described multiple eyelid retractor, along described propeller shaft to branch, fixes described propeller for balancing in down-hole.
4. propeller type downhole instrument propeller according to claim 3, it is characterized in that, described eyelid retractor comprises a roller and many support arms, and described many support arm one end are fixed on angle of rake external surface, and described many support arm other ends are connected with roller.
5. propeller type downhole instrument propeller according to claim 2, it is characterized in that, described instrument connector also comprises a pressure sensor, described pressure sensor for sense logger pressure state and feedback signal to control described screw propeller out of service.
6. propeller type downhole instrument propeller according to claim 1, it is characterized in that, described propeller comprises multiple screw propeller, and what described multiple screw propeller did not connect respectively vertically is arranged at propeller external surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410612127.9A CN104373069B (en) | 2014-11-04 | 2014-11-04 | A kind of propeller type downhole instrument propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410612127.9A CN104373069B (en) | 2014-11-04 | 2014-11-04 | A kind of propeller type downhole instrument propeller |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104373069A true CN104373069A (en) | 2015-02-25 |
| CN104373069B CN104373069B (en) | 2017-10-17 |
Family
ID=52552233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410612127.9A Active CN104373069B (en) | 2014-11-04 | 2014-11-04 | A kind of propeller type downhole instrument propeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104373069B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775780A (en) * | 2015-03-17 | 2015-07-15 | 中国石油天然气股份有限公司 | Flexible connection type downhole instrument traction device |
| CN107514255A (en) * | 2017-09-06 | 2017-12-26 | 中国海洋石油总公司 | A kind of injection profile test device and its method of testing for High angle water injection well |
| CN108386181A (en) * | 2018-01-10 | 2018-08-10 | 长江大学 | A kind of bridge-type wet joint Horizontal well measurer |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1067475A (en) * | 1991-06-03 | 1992-12-30 | 石油勘探开发科学研究院钻井工艺研究所 | Crawl device |
| CN101139912A (en) * | 2007-09-03 | 2008-03-12 | 中国海洋石油总公司 | Deepwater drilling apparatus with automatic-upending subaqueous blow-out preventer |
| RU2319833C2 (en) * | 2003-02-18 | 2008-03-20 | Бейкер Хьюз Инкорпорейтед | Downhole devices with position adjustment in radial direction and methods for downhole devices usage |
| CN201106445Y (en) * | 2007-11-20 | 2008-08-27 | 中国石油天然气集团公司 | Reducing tow device for casing horizontal well logging dragging device |
| CN202788704U (en) * | 2012-08-16 | 2013-03-13 | 中国石油大学(北京) | Electrically-controlled hydraulic-driven coiled tubing downhole tractor |
| CN203515406U (en) * | 2013-09-17 | 2014-04-02 | 中国石油集团西部钻探工程有限公司 | Down-hole instrument traction device |
| CN103726787A (en) * | 2013-12-20 | 2014-04-16 | 西南石油大学 | Novel drilling driver |
| WO2014172118A2 (en) * | 2013-04-17 | 2014-10-23 | Saudi Arabian Oil Company | Apparatus for driving and maneuvering wireline logging tools in high-angled wells |
| CN204283281U (en) * | 2014-11-04 | 2015-04-22 | 中国石油天然气股份有限公司 | A kind of propeller type downhole instrument propeller |
-
2014
- 2014-11-04 CN CN201410612127.9A patent/CN104373069B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1067475A (en) * | 1991-06-03 | 1992-12-30 | 石油勘探开发科学研究院钻井工艺研究所 | Crawl device |
| RU2319833C2 (en) * | 2003-02-18 | 2008-03-20 | Бейкер Хьюз Инкорпорейтед | Downhole devices with position adjustment in radial direction and methods for downhole devices usage |
| CN101139912A (en) * | 2007-09-03 | 2008-03-12 | 中国海洋石油总公司 | Deepwater drilling apparatus with automatic-upending subaqueous blow-out preventer |
| CN201106445Y (en) * | 2007-11-20 | 2008-08-27 | 中国石油天然气集团公司 | Reducing tow device for casing horizontal well logging dragging device |
| CN202788704U (en) * | 2012-08-16 | 2013-03-13 | 中国石油大学(北京) | Electrically-controlled hydraulic-driven coiled tubing downhole tractor |
| WO2014172118A2 (en) * | 2013-04-17 | 2014-10-23 | Saudi Arabian Oil Company | Apparatus for driving and maneuvering wireline logging tools in high-angled wells |
| CN203515406U (en) * | 2013-09-17 | 2014-04-02 | 中国石油集团西部钻探工程有限公司 | Down-hole instrument traction device |
| CN103726787A (en) * | 2013-12-20 | 2014-04-16 | 西南石油大学 | Novel drilling driver |
| CN204283281U (en) * | 2014-11-04 | 2015-04-22 | 中国石油天然气股份有限公司 | A kind of propeller type downhole instrument propeller |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104775780A (en) * | 2015-03-17 | 2015-07-15 | 中国石油天然气股份有限公司 | Flexible connection type downhole instrument traction device |
| CN104775780B (en) * | 2015-03-17 | 2017-06-06 | 中国石油天然气股份有限公司 | The formula that is flexible coupling downhole instrument tractor |
| CN107514255A (en) * | 2017-09-06 | 2017-12-26 | 中国海洋石油总公司 | A kind of injection profile test device and its method of testing for High angle water injection well |
| CN108386181A (en) * | 2018-01-10 | 2018-08-10 | 长江大学 | A kind of bridge-type wet joint Horizontal well measurer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104373069B (en) | 2017-10-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103510871B (en) | Complex structural well drag reduction falls turns round combined drilling method | |
| CN204283281U (en) | A kind of propeller type downhole instrument propeller | |
| CN109267965B (en) | Underground electric control sliding sleeve opening and closing tool | |
| CN104373069A (en) | Propeller type downhole instrument propelling device | |
| CN203905824U (en) | Rotary self-propelled type multi-hole jet drill bit for radial side tracking | |
| CN107401408A (en) | Multi-faceted splitting device | |
| CN102828716A (en) | Sealed type hydraulic driving adjustable speed cutter of oil pipe string with diameter being phi 73mm or greater | |
| CN105134118A (en) | Cutting method for coiled tubing cutting tool string | |
| CN207406288U (en) | Turbine drives have the function of the rolling wheel centralizer that drill string is sent into | |
| CN106837171B (en) | A kind of compact reservoir radial direction boring means external member | |
| CN204002821U (en) | A kind of brill for TBM rolls the cutter head structure of combination | |
| CN203394364U (en) | Hydraulic propeller for well drilling | |
| CN202926244U (en) | Guide screw drilling tool with rotatable centralizer | |
| CN103362449A (en) | Retraction type long stroke hydraulic power pressurizer | |
| CN110630182A (en) | Hydraulic jet drilling small-radius radial slewing device and method | |
| CN103174791B (en) | Drilling column shock excitation anti-drag tool | |
| CN203515370U (en) | Rotation deblocking type well completion guiding shoe | |
| CN104499939A (en) | Hydraulic drilling rig for coal mine | |
| CN205297373U (en) | Instrument of rightting that vibrates that hinders falls in horizontal well abrasionproof | |
| CN203022622U (en) | Vertical shaft type drill capable of mechanically screwing down drill stem | |
| CN202990848U (en) | Drilling-rod-free geological drilling device | |
| CN212716506U (en) | Hydraulic driving wheel type coiled tubing tractor with preset traction steel wire rope | |
| CN204252827U (en) | Colliery hydraulic drill rig | |
| CN102926656B (en) | A kind of can the spindle-type drill of mechanical unloading drilling rod | |
| CN207673326U (en) | A kind of brill super short radius horizontal trajectory control device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |