CN202371380U - Hydraulic drive telescopic horizontal well downhole tool loading device - Google Patents
Hydraulic drive telescopic horizontal well downhole tool loading device Download PDFInfo
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- CN202371380U CN202371380U CN2011204826667U CN201120482666U CN202371380U CN 202371380 U CN202371380 U CN 202371380U CN 2011204826667 U CN2011204826667 U CN 2011204826667U CN 201120482666 U CN201120482666 U CN 201120482666U CN 202371380 U CN202371380 U CN 202371380U
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Abstract
The utility model relates to a hydraulic drive telescopic horizontal well downhole tool loading device used for the operation inside a pipeline of a horizontal well of a petroleum field drill well, and solves the loading problem of downhole tools in a horizontal well. The technical scheme is that a cable is connected with a hydraulic power station through a cable joint; the other end of the cable is connected with a motor; the hydraulic power station is connected with a rear righting mechanism; one end of each righting arm a is fixed at a loading device; and the other ends of the righting arms a are in hinge connection with righting wheels a and righting arms b; the other sides of the righting arms b are connected with a sliding block a; the rear righting mechanism is connected with a casing of a rear locking mechanism; locking arms a are in hinge connection with locking slips a and locking arms b; the rear locking mechanism consists of the locking slips and the locking arms; the rear locking mechanism is connected with a telescopic mechanism; and the front and the rear locking mechanisms as well as the front and the rear righting mechanisms are the same in structure. The device has a simple mechanical system mechanism and a reliable hydraulic system, is efficient and big in driving force, can realize bidirectional creeping, and can be used for unfreezing in a reversed manner in case of underground sticking.
Description
Technical field
The utility model relates in a kind of pipeline that is used for the oilfield drilling horizontal well operation and the downhole tool instrument is sent into the hydraulically driven retractable horizontal well down-hole feeder in the horizontal segment.
Background technique
In recent years, owing to adopt the unique superior property of horizontal well development oil-gas reservoir, it is more and more widely used.But in the exploitation of horizontal well; There have many problems to have to be to be solved; The horizontal segment of wherein horizontal well underground work instrument being sent into horizontal well is a typical problem, can utilize in the conventional well under the instrument self gravitation like the shaft bottom, in horizontal well only by external force.
By external force downhole tool is moved in horizontal segment, must design a kind of special device that can in the horizontal well pipeline, creep.Because the horizontal well down-hole has up to the pressure of tens MPas or up to 120
0Extreme conditions such as C temperature, general drive unit is difficult to reliably working under such rugged environment.
The pipe crawling device that is used for ground at present is of a great variety, also is useful on the special-purpose crawl device of horizontal well operation, adopts electric driving mode operation more.No matter be used for the pipe crawling device on ground or all there is certain defective in the special-purpose crawl device of horizontal well operation; Mainly show: the pipe crawling device that is used for ground; Radial dimension is all bigger, can not under rugged environment such as oil, water and HTHP, work; Adopt electricity to drive the special-purpose crawl device in down-hole, mainly contain following defective: electricity drives the special-purpose crawl device in down-hole because radial dimension is restricted, and mechanical transmission structure is complicated; Lean on the positive pressure between crawling wheel and the inner tube wall to produce corresponding driving power, run into the inner-walls of duct greasy dirt and be prone to more for a long time skid; Hauling speed and tractive force are restricted.
Summary of the invention
The purpose of the utility model is: in order to solve the send into problem of horizontal well downhole tool at horizontal segment; Satisfy down-hole instrument under the heavy load situation send into or little load under the problem of sending into fast of down-hole instrument, the spy provides a kind of hydraulically driven retractable horizontal well downhole tool feeder.
In order to achieve the above object; The utility model adopts following technological scheme: a kind of hydraulically driven retractable horizontal well downhole tool feeder, and it comprises cable joining, hydraulic power station, back righting mechanism, back locking framework, extending means, preceding locking framework, preceding righting mechanism and hydraulic system; Cable is connected with hydraulic power station through cable joining, is connected with motor by the cable of cable joining good seal, and cable includes power transmission cable and signal-transmitting cable; Use the standard screwed connection between the frame of hydraulic power station and back righting mechanism; Righting arm a one end fixes on the feeder housing with hinges fixing; The other end is connected with compound hinge with righting wheel a and righting arm b; The opposite side of righting arm b is connected with hinge with slide block a, and righting arm a, righting arm b all can be around hinge through separately; Back righting mechanism is made up of three righting wheel a, three righting arm a, three righting arm b, and three righting wheel a are uniformly distributed with 120 at circumferencial direction
0Layout; During installation; Spring a in the back righting mechanism is in compressive state; The shell of back righting mechanism use the standard screwed connection with the shell of back locking framework, and lock arm a is connected with the hinge form with cylinder barrel a, and lock arm a is connected with compound hinge with locking between slips a and the lock arm b; The other end of lock arm b is connected with the hinge form with the end of piston rod a; The end of piston rod a is equipped with spring b; During installation; Spring b is in compressive state, and back locking framework is made up of three locking slips a, three lock arm a, three lock arm b, and three locking slips a are uniformly distributed with 120 at circumferencial direction
0Layout; Locking slips a is hidden in the groove of cylinder barrel a when regaining; Between back locking framework frame and the extending means frame with the standard screwed connection; Extending means is made up of cylinder barrel b, piston rod assembly; The turnover oil pipe of telescopic cylinder all is hidden in the groove of cylinder barrel b outer surface, and the end of the end of piston rod assembly and cylinder barrel c is with the standard screwed connection; Before lock arm c in the locking framework be connected with the hinge form with the end of piston rod b, lock arm c is connected with compound hinge with locking between slips b and the lock arm d; The other end of lock arm d is connected with the hinge form with cylinder barrel c; The end of piston rod b is equipped with spring c, and during installation, spring c is in compressive state; Preceding locking framework is made up of three locking slips b, three lock arm c, three lock arm d, and three locking slips b are uniformly distributed with 120 at circumferencial direction
0Layout; Locking slips b is hidden in the groove of cylinder barrel c when regaining; The frame of preceding locking framework frame and preceding righting mechanism is with the standard screwed connection; Righting arm c one end of preceding righting mechanism fixes on the slide block b with hinges fixing; The other end is connected with compound hinge with righting wheel b and righting arm d; The opposite side of righting arm d is connected with hinge with the frame of tool interface, and righting arm c, righting arm d all can be around hinge through separately; Preceding righting mechanism is made up of three righting wheel b, three righting arm c, three righting arm d, and three righting wheel b are uniformly distributed with 120 at circumferencial direction
0Layout; During installation, the spring d in the preceding righting mechanism is in compressive state; Righting wheel a all contacts with the borehole wall with righting wheel b; Cable joining is connected with hydraulic system.
Be provided with hydraulic system in the hydraulically driven retractable horizontal well downhole tool feeder, it comprises sealed reservoir, relief valve, motor, oil hydraulic pump, sequence valve, solenoid directional control valve, pressure switch, preceding locking cylinder, telescopic cylinder, back locking cylinder; Being shaped as of sealed reservoir is cylindrical, and the end of sealed reservoir has tubing interface; Oil hydraulic pump adopts miniature quantitative hydraulic pump; Motor adopts high pressure variable-speed direct current generator, and oil hydraulic pump is connected through miniature bellows coupling with motor, and the hydraulic pressure delivery side of pump is connected with the relief valve inlet with sequence valve respectively; The outlet of sequence valve communicates with the filler opening of pressure switch and solenoid directional control valve b; Solenoid directional control valve b is the two-position three way solenoid directional control valve, and the outlet of solenoid directional control valve b communicates with the rodless cavity of telescopic cylinder, and the telescopic cylinder rod chamber communicates with the sequence valve outlet; The hydraulic pressure delivery side of pump has an oily circulation flow path to communicate with the inlet of solenoid directional control valve a in addition; Solenoid directional control valve a is the 3-position 4-way solenoid directional control valve of Y type meta function; Solenoid directional control valve a exports two chambeies and is connected with the rodless cavity of preceding locking cylinder with back locking cylinder respectively; Preceding locking cylinder is the single-acting hydraulic jack with back locking cylinder, and preceding locking cylinder and back locking cylinder all adopt cases of otherwise standard design.
The utility model compared with prior art, its beneficial effect is: the good stability of (1) righting mechanism, avoided rolling of device; (2) hydraulic system adopts the micro hydraulic element, and metering pump and HVDC adjustable speed motor are realized Flow-rate adjustment, and hydraulic system is reliable, and system effectiveness is high; (3) hydraulic driving mode, mechanical system structure is simple; (4) adopt locking slips lock collar inwall, the possibility of skidding greatly reduces, and driving force is big; The double protection functions that has motor overload protection and relief valve overload protection when (5) overload occurring; (6) this device can be realized bidirectional creeping, but particularly meets inverted running unfreezing when blocking in the down-hole.
Description of drawings
Fig. 1 is the structural representation of a kind of hydraulically driven retractable horizontal well of the utility model downhole tool feeder;
Fig. 2 is the hydraulic scheme of this hydraulically driven retractable horizontal well downhole tool feeder.
Among the figure: 1. cable joining, 2. hydraulic power station, 3. righting arm a, 4. righting wheel a, 5. righting arm b, 6. slide block a, 7. spring a, 8. cylinder barrel a; 9. lock arm a 10. locks slips a, 11. lock arm b, 12. spring b, 13. piston rod a, 14. cylinder barrel b, 15. piston rod assemblies, 16. cylinder barrel c; 17. piston rod b, 18. lock arm c, 19. locking slips b, 20. lock arm d, 21. spring c, 22. spring d, 23. slide block b, 24. righting arm c; 25. righting wheel b, 26. righting arm d, 27. tool interfaces, 28. boreholes wall, 29. preceding righting mechanisms, 30. preceding locking frameworks, 31. extending meanss; 32. back locking framework, 33. back righting mechanisms, 34. cables, 35. sealed reservoirs, 36. relief valves, 37. motors, 38. oil hydraulic pumps; 39. sequence valve, 40. solenoid directional control valve a, 41. pressure switches, 42. preceding locking cylinders, 43. solenoid directional control valve b, 44. telescopic cylinders, 45. back locking cylinders.
Embodiment
As shown in Figure 1; The utility model hydraulically driven retractable horizontal well downhole tool feeder; It comprises cable joining 1, hydraulic power station 2, back righting mechanism 33, back locking framework 32, extending means 31, preceding locking framework 30, preceding righting mechanism 29 and hydraulic system; Cable 34 is connected with hydraulic power station 2 usefulness through cable joining 1, is connected with motor 37 by the cable 34 of cable joining 1 good seal, and cable 34 includes power transmission cable and signal-transmitting cable
, For motor provides power electricity and control signal; Use the standard screwed connection between the frame of hydraulic power station 2 and back righting mechanism 33; Righting arm a3 one end fixes on the feeder housing with hinges fixing; The other end is connected with compound hinge with righting wheel a4 and righting arm b5; The opposite side of righting arm b5 is connected with hinge with slide block a6, and righting arm a3, righting arm b5 all can be around hinge through separately; Back righting mechanism 33 is made up of three righting wheel a4, three righting arm a3, three righting arm b5, and three righting wheel a4 are uniformly distributed with 120 at circumferencial direction
0Layout; During installation; Spring a7 in the back righting mechanism 33 is in compressive state; The shell of back righting mechanism 33 use the standard screwed connection with the shell of back locking framework 32, and lock arm a9 is connected with the hinge form with cylinder barrel a8, and lock arm a9 is connected with compound hinge with locking between slips a10 and the lock arm b11; The other end of lock arm b11 is connected with the hinge form with the end of piston rod a13; The end of piston rod a13 is equipped with spring b12; During installation; Spring b12 is in compressive state, and back locking framework 32 is made up of three locking slips a10, three lock arm a9, three lock arm b11, and three locking slips a10 are uniformly distributed with 120 at circumferencial direction
0Layout; Locking slips a10 is hidden in the groove of cylinder barrel a8 when regaining; Between back locking framework 32 framies and extending means 31 framies with the standard screwed connection; Extending means 31 is made up of cylinder barrel b14, piston rod assembly 15; All being hidden in the groove of cylinder barrel b14 outer surface of telescopic cylinder 44 into and out of oil pipe, the end of the end of piston rod assembly 15 and cylinder barrel c16 is with the standard screwed connection; Before lock arm c18 in the locking framework 30 be connected with the hinge form with the end of piston rod b17, lock arm c18 is connected with compound hinge with locking between slips b19 and the lock arm d20; The other end of lock arm d20 is connected with the hinge form with cylinder barrel c16; The end of piston rod b17 is equipped with spring c21; During installation; Spring c21 is in compressive state, and preceding locking framework 30 is made up of three locking slips b19, three lock arm c18, three lock arm d20, and three locking slips b19 are uniformly distributed with 120 at circumferencial direction
0Layout; Locking slips b19 is hidden in the groove of cylinder barrel c16 when regaining; The frame of preceding locking framework 30 framies and preceding righting mechanism 29 is with the standard screwed connection; Righting arm c24 one end of preceding righting mechanism 29 fixes on the slide block b23 with hinges fixing; The other end is connected with compound hinge with righting wheel b25 and righting arm d26; The opposite side of righting arm d26 is connected with hinge with the frame of tool interface 27, and righting arm c24, righting arm d26 all can be around hinge through separately; Preceding righting mechanism 29 is made up of three righting wheel b25, three righting arm c24, three righting arm d26, and three righting wheel b25 are uniformly distributed with 120 at circumferencial direction
0Layout; During installation, the spring d22 in the preceding righting mechanism 29 is in compressive state; Righting wheel a4 all contacts with the borehole wall 28 with righting wheel b25; Cable joining 1 is connected with hydraulic system.
Like Fig. 2; Be the hydraulic system principle figure of hydraulically driven retractable horizontal well downhole tool feeder, it comprises sealed reservoir 35, relief valve 36, motor 37, oil hydraulic pump 38, sequence valve 39, solenoid directional control valve 40, pressure switch 41, preceding locking cylinder 42, telescopic cylinder 44, back locking cylinder 45; Being shaped as of sealed reservoir 35 is cylindrical; The end of sealed reservoir 35 has tubing interface, and oil hydraulic pump 38 adopts miniature quantitative hydraulic pump, and motor 37 adopts high pressure variable-speed direct current generator; Oil hydraulic pump 38 is connected through miniature bellows coupling with motor 37; The outlet of oil hydraulic pump 38 is connected with relief valve 36 inlets with sequence valve 39 respectively, and the outlet of sequence valve 39 communicates with the filler opening of pressure switch 41 and solenoid directional control valve 43, and solenoid directional control valve 43 is the two-position three way solenoid directional control valve; The outlet of solenoid directional control valve 43 communicates with the rodless cavity of telescopic cylinder 44, and telescopic cylinder 44 rod chambers communicate with sequence valve 39 outlets; The outlet of oil hydraulic pump 38 has an oily circulation flow path to communicate with the inlet of solenoid directional control valve 40 in addition; This valve is the 3-position 4-way solenoid directional control valve of Y type meta function; Solenoid directional control valve 40 outlets two chambeies are connected with the rodless cavity of preceding locking cylinder 42 with back locking cylinder 45 respectively; Before locking cylinder 42, back locking cylinder 45 be the single-acting hydraulic jack, preceding locking cylinder 42, back locking cylinder 45 all adopt cases of otherwise standard design.
Claims (2)
1. hydraulically driven retractable horizontal well downhole tool feeder; It comprises cable joining, hydraulic power station, back righting mechanism, back locking framework, extending means, preceding locking framework, preceding righting mechanism; Hydraulic system; It is characterized in that: cable (34) is connected with hydraulic power station (2) through cable joining (1), is connected with motor (37) by the cable (34) of cable joining (1) good seal, and cable (34) includes power transmission cable and signal-transmitting cable; Use the standard screwed connection between the frame of hydraulic power station (2) and back righting mechanism (33); Righting arm a (3) one ends fix on the feeder housing with hinges fixing; The other end is connected with compound hinge with righting wheel a (4) and righting arm b (5); The opposite side of righting arm b (5) is connected with hinge with slide block a (6), and righting arm a (3), righting arm b (5) all can be around hinge through separately; Back righting mechanism (33) is made up of three righting wheel a (4), three righting arm a (3), three righting arm b (5), and three righting wheel a (4) are uniformly distributed with 120 at circumferencial direction
0Layout; During installation; Spring a (7) in the back righting mechanism (33) is in compressive state; The shell of back righting mechanism (33) is used the standard screwed connection with the shell of back locking framework (32); Lock arm a (9) is connected with the hinge form with cylinder barrel a (8), is connected with compound hinge between lock arm a (9) and locking slips a (10) and the lock arm b (11); The other end of lock arm b (11) is connected with the hinge form with the end of piston rod a (13); The end of piston rod a (13) is equipped with spring b (12); During installation; Spring b (12) is in compressive state, and back locking framework (32) is made up of three locking slips a (10), three lock arm a (9), three lock arm b (11), and three locking slips a (10) are uniformly distributed with 120 at circumferencial direction
0Layout; Locking slips a (10) is hidden in the groove of cylinder barrel a (8) when regaining; Between back locking framework (32) frame and extending means (31) frame with the standard screwed connection; Extending means (31) is made up of cylinder barrel b (14), piston rod assembly (15); The turnover oil pipe of telescopic cylinder (44) all is hidden in the groove of cylinder barrel b (14) outer surface, and the end of the end of piston rod assembly (15) and cylinder barrel c (16) is with the standard screwed connection; Before lock arm c (18) in the locking framework (30) be connected with the hinge form with the end of piston rod b (17), lock arm c (18) is connected with compound hinge with locking between slips b (19) and the lock arm d (20); The other end of lock arm d (20) is connected with the hinge form with cylinder barrel c (16); The end of piston rod b (17) is equipped with spring c (21); During installation; Spring c (21) is in compressive state, and preceding locking framework (30) is made up of three locking slips b (19), three lock arm c (18), three lock arm d (20), and three locking slips b (19) are uniformly distributed with 120 at circumferencial direction
0Layout; Locking slips b (19) is hidden in the groove of cylinder barrel c (16) when regaining; The frame of preceding locking framework (30) frame and preceding righting mechanism (29) is with the standard screwed connection; Righting arm c (24) one ends of preceding righting mechanism (29) fix on the slide block b (23) with hinges fixing; The other end is connected with compound hinge with righting wheel b (25) and righting arm d (26); The opposite side of righting arm d (26) is connected with hinge with the frame of tool interface (27), and righting arm c (24), righting arm d (26) all can be around hinge through separately; Preceding righting mechanism (29) is made up of three righting wheel b (25), three righting arm c (24), three righting arm d (26), and three righting wheel b (25) are uniformly distributed with 120 at circumferencial direction
0Layout; During installation, the spring d (22) in the preceding righting mechanism (29) is in compressive state; Righting wheel a (4) all contacts with the borehole wall (28) with righting wheel b (25); Cable joining (1) is connected with hydraulic system.
2. hydraulically driven retractable horizontal well downhole tool feeder according to claim 1 is characterized in that: above-mentioned hydraulic system comprises sealed reservoir, relief valve, motor, oil hydraulic pump, sequence valve, solenoid directional control valve, pressure switch, preceding locking cylinder, telescopic cylinder, back locking cylinder; Being shaped as of sealed reservoir (35) is cylindrical, and the end of sealed reservoir (35) has tubing interface; Oil hydraulic pump (38) adopts miniature quantitative hydraulic pump; Motor (37) adopts high pressure variable-speed direct current generator; Oil hydraulic pump (38) is connected with miniature bellows coupling with motor (37); The outlet of oil hydraulic pump (38) is connected with relief valve (36) inlet with sequence valve (39) respectively, and the outlet of sequence valve (39) communicates with the filler opening of pressure switch (41) and solenoid directional control valve b (43), and solenoid directional control valve b (43) is the two-position three way solenoid directional control valve; The outlet of solenoid directional control valve b (43) communicates with the rodless cavity of telescopic cylinder (44), and telescopic cylinder (44) rod chamber communicates with sequence valve (39) outlet; The outlet of oil hydraulic pump (38) has an oily circulation flow path to communicate with the inlet of solenoid directional control valve a (40) in addition; Solenoid directional control valve a (40) is the 3-position 4-way solenoid directional control valve of Y type meta function; Solenoid directional control valve a (40) outlet two chambeies are connected with the rodless cavity of preceding locking cylinder (42) with back locking cylinder (45) respectively; Preceding locking cylinder (42) and back locking cylinder (45) are the single-acting hydraulic jack, and preceding locking cylinder (42) and back lock cylinder (45) and all adopt cases of otherwise standard design.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2011204826667U CN202371380U (en) | 2011-11-29 | 2011-11-29 | Hydraulic drive telescopic horizontal well downhole tool loading device |
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CN2011204826667U CN202371380U (en) | 2011-11-29 | 2011-11-29 | Hydraulic drive telescopic horizontal well downhole tool loading device |
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CN2011204826667U Withdrawn - After Issue CN202371380U (en) | 2011-11-29 | 2011-11-29 | Hydraulic drive telescopic horizontal well downhole tool loading device |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102374360A (en) * | 2011-11-29 | 2012-03-14 | 西南石油大学 | Hydraulic drive telescopic downhole tool running device of horizontal well |
CN109469790A (en) * | 2018-12-25 | 2019-03-15 | 华南理工大学 | A kind of telescopic driving non-destructive detecting device |
CN114086943A (en) * | 2022-01-24 | 2022-02-25 | 中国地质科学院勘探技术研究所 | High-precision drilling track measuring nipple and measuring method |
CN117514983A (en) * | 2024-01-05 | 2024-02-06 | 成都理工大学 | Supporting mechanism of self-adaptive traction robot for complex shaft and control method of supporting mechanism |
-
2011
- 2011-11-29 CN CN2011204826667U patent/CN202371380U/en not_active Withdrawn - After Issue
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102374360A (en) * | 2011-11-29 | 2012-03-14 | 西南石油大学 | Hydraulic drive telescopic downhole tool running device of horizontal well |
CN102374360B (en) * | 2011-11-29 | 2013-07-24 | 西南石油大学 | Hydraulic drive telescopic downhole tool running device of horizontal well |
CN109469790A (en) * | 2018-12-25 | 2019-03-15 | 华南理工大学 | A kind of telescopic driving non-destructive detecting device |
CN114086943A (en) * | 2022-01-24 | 2022-02-25 | 中国地质科学院勘探技术研究所 | High-precision drilling track measuring nipple and measuring method |
CN117514983A (en) * | 2024-01-05 | 2024-02-06 | 成都理工大学 | Supporting mechanism of self-adaptive traction robot for complex shaft and control method of supporting mechanism |
CN117514983B (en) * | 2024-01-05 | 2024-03-19 | 成都理工大学 | Supporting mechanism of self-adaptive traction robot for complex shaft and control method of supporting mechanism |
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Granted publication date: 20120808 Effective date of abandoning: 20130724 |
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