CN102606092A - Hanging type adaptive automatic drill pipe string discharge device - Google Patents
Hanging type adaptive automatic drill pipe string discharge device Download PDFInfo
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- CN102606092A CN102606092A CN2012100871145A CN201210087114A CN102606092A CN 102606092 A CN102606092 A CN 102606092A CN 2012100871145 A CN2012100871145 A CN 2012100871145A CN 201210087114 A CN201210087114 A CN 201210087114A CN 102606092 A CN102606092 A CN 102606092A
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Abstract
The invention discloses a hanging type adaptive automatic drill pipe string discharge device, which consists of a pipe string discharger guide track, a hydraulic motor, a rotary encoder, a tackle, a worm gear and worm rotating device, a lead screw pair, an extension hydraulic cylinder, a movable arm, a triangular support, deviation rectifying hydraulic cylinders, masts, a lifting hydraulic cylinder, a mast inner guide rod, a manipulator, a double-axis horizontal inclination sensor and an electro-hydraulic proportional control system with a PID (proportion integration differentiation) adjusting function. The pipe string discharger guide track is fixed at the bottom of a tongue platform of a second-floor platform of a K-shaped derrick, a mounting foundation of the clamping manipulator is a double-layer lifting mast structure, and the external masts are mounted on the triangular support via universal joints and are driven by the two deviation rectifying hydraulic cylinders; the internal masts can slide along the external masts, when a parallelogram stretchable mechanism acts, the internal masts can be driven by the lifting hydraulic cylinder to move vertically, the lifting action of the internal masts can be synchronous to the stretching action, or the lifting action of the internal masts and the stretching action are carried out sequentially definitely, when a drilling rig is connected or disconnected, the internal masts are in a balancing and floating state, and the balancing and floating function is realized by a specific hydraulic loop and a control mode.
Description
Technical field
The present invention relates to a kind of and the matching used automation drill string of land rig K type derrick tapping equipment, the automatic well pipe handling equipment of particularly a kind of suspension type self adaptation.Be mainly used in automatic extracting, migration and the arrangement in order of drill string; Inclination that particularly it had and side-sway function can adapt to the angular deviation of drill string discharging; And can, drill string carry out automatic deviation correction in unloading process; Hang down to guarantee that drill string is upright, accomplish drill string and drive smooth connection the between output shaft, thereby realize that drill string is unloaded and the automation of discharge process with aperture drilling tool and top.
Background technology
In deep-well drilling processes such as oil drilling, Continental Science Drilling, rise, tripping operation occupied a large amount of non-cutting times.Usually for saved, the following brill time, drilling rod is unloaded with the drill string form more than two or two mostly.Drill string is ordered between offshore boring island pipe setback and the quadruple board platform fingerboard, and for land rig, drill string is vertical out-fall.For accomplishing the drill string work of unloading, a driller must be arranged at quadruple board platform operation elevator and by winch migration drilling rod, this labor intensity is big and dangerous.In addition, in order to improve the efficient of unloading of drill string, higher requirement has been proposed also for driller's operative skill.Even if the well system that drive on the top has been installed, this kind heavy task still can not be removed
Patent publication No. CA2661631 discloses the well pipe handling equipment of a kind of U.S. Vad good fortune company invention; Its structural principle is that a kind of rotatable telescopic boom well pipe handling equipment has been installed on the original quadruple board platform of derrick basis, and the motion mode of this device is that base revolution, swing arm are flexible.This device utilizes revolution and radial radiation-type Telescopic to realize the drill string location, grasp and migration; Revolute function can rotate 360 ° with drill string, thereby makes drill string aim at axis of rotation, accomplishes the operation of unloading; This invention need be installed the cantilever beams that has the center open channel additional on quadruple board platform; Complex structure, the positioning control principle is complicated, and traditional, tripping operation mode can't be provided.The manipulator that this invention is adopted is horizontal opening-closing type, and width is big, is difficult to adapt to narrow drill string gap.
Summary of the invention
The objective of the invention is in order to solve the problem that above-mentioned prior art exists; And provide a kind of suspension type self adaptation automatic well pipe handling equipment; Realize the drill string work of unloading in order to substitute manpower fully, the present invention is mainly used in the top and drives supporting use, to improve well system complete machine automaticity.
The present invention is made up of racker guide rail, hydraulic motor, rotary encoder, coaster, worm and gear slewing equipment, lead screw pair, stretching, extension hydraulic cylinder, swing arm, tripod, correction hydraulic cylinder, mast, lifting hydraulic cylinder, mast inner guide, manipulator, double-shaft level obliquity sensor and electro-hydraulic proportional control system with PID regulatory function; The racker guide rail is fixed on the tongue platform bottom of the quadruple board platform of K type derrick; Coaster is suspended on the racker guide rail through the slide-and-guide piece, and lead screw pair is arranged on racker guide rail below, and lead screw pair connects with coaster; Hydraulic motor connects with lead screw pair; Hydraulic motor can drive lead screw pair action, and lead screw pair can drive coaster and slide before and after on the racker guide rail, is connected the worm and gear slewing equipment between the ennation of ass and the swing arm connector; The worm and gear slewing equipment connects with hydraulic motor; Rotary encoder control worm and gear slewing equipment rotational angle is 0 °～180 °, wherein, can stop for 0 °, 90 ° and 180 °; Be hinged with the parallelogram swing arm between the lower end of swing arm connector and the tripod; Hinged two an of diagonal angle of parallelogram swing arm stretches hydraulic cylinders, and the upper end of mast is hinged on the tripod outer upper end with universal drive shaft, respectively connects the hydraulic cylinder of rectifying a deviation with ball pivot between hypomere two sides of mast and lower end two sides of tripod; Wear the mast inner guide in the mast; The mast inner guide exposes from two ends of mast, hinged two-way lifting hydraulic cylinder between inboard, mast inner guide lower end and the mast inboard, and two manipulators are installed in mast inner guide upper and lower side inboard respectively; The double-shaft level obliquity sensor is installed on the stage casing of mast, and the electro-hydraulic proportional control system with PID regulatory function is realized the action control of each executing agency.
Operating principle of the present invention and process are:
1, the fluid motor-driven lead screw pair drives coaster and moves at the racker guide rail, and then the device that drives the below moves forward and backward, and lead screw pair has self-locking performance; Stretch hydraulic cylinder works, drive swing arm and stretch or shrink, and then the drive manipulator stretches or shrinks; The present invention in the plane move forward and backward and about stretch or shrink, can manipulator be moved to any position and grasp drill string and deliver to assigned address;
2, fluid motor-driven worm and gear slewing equipment work, two sides grasp the drill string of two sides about can the manipulator of below being forwarded to, or the manipulator of below is forwarded to sky, and the worm and gear slewing equipment has auto-lock function;
3, when two correction hydraulic cylinders respectively one motionless, when another stretches; Or during counteragent; Can make mast and "Left"-deviationist of mast inner guide or Right deviation; When two correction hydraulic cylinders are simultaneously motionless, can make mast and mast inner guide placed in the middle, and then make manipulator can grab the drill string of differing tilt angles or direction;
4, mast inner guide lower end inboard with the mast inboard between hinged two-way lifting hydraulic cylinder stretch or contract, crawled drill string is moved according to the track that designs.
One, the present invention's translation mechanism has adopted leading screw-nut line slideway operating type, and translation mechanism can drive pipe racking device and move forward and backward along the quadruple board platform direction of walking on stage, when pipe racking device rotate to-90 ° or+90 ° the time; Can make clamping manipulator be positioned each row drill string by means of rotary encoder; As shown in Figure 8, rotary encoder adopts trapezoidal thread with the hydraulic motor coaxial arrangement that drives translation mechanism, leading screw; And have auto-lock function, can match ball-screw.Drive the rotating reductor of leading screw and adopt the worm and gear transmission, when especially adopting ball-screw, must the configuration worm-gear speed reducer.
Two, the slew gear that the present invention adopted is the worm and gear transmission pivoting support of single fluid motor-driven, and this incorporate transmission mechanism is lightly nimble, is to be the supporting best parts of complete machine of the present invention.In addition; The pivoting support that can select planetary reducer to drive substitutes above-mentioned parts; The two difference is that the worm and gear transmission has self-locking performance; Adopt planetary reducer then must install brake additional as drive disk assembly, in order to realize pipe racking device-90 °, 0 ° or+the accurate location and the reliable locking of 90 ° of three ad-hoc locations.
Three, the present invention adopts the parallel-crank mechanism of double hydraulic cylinder driving to grasp by row to realize drill string; The sensor employing range that is used to locate is ± 90 ° a uniaxial horizontal obliquity sensor, and the position of institute's arrangement drill string utilizes the obliquity sensor feedback signal to calculate according to the mechanism angle of inclination.The level inclination sensor construction is compact, and the precision high response speed is fast, guarantees that the accurate positioning of drilling rod colonnade is reliable, grasps rapidly.
When four, center, aperture, below is driven on drill string migration to top, utilize the hydraulic cylinder that oscillating bearing is housed in two ear seats to constitute little triangle deviation correction mechanism, deviation correction mechanism is through being installed at the double-shaft level obliquity sensor detection angles deviation on the mast; And then the action of control correction hydraulic cylinder, the mast accent is hung down, hang down to guarantee that drill string is upright; Usually because drill string is longer; Therefore the manipulator retaining part is drill string top, and the top is driven and is easy to connecting of drill string and accomplishes, but the below connect existing drilling tool still must the erection device less important work; For the better rigidity drill string, the effect of deviation correction mechanism is more remarkable.
Five, clamping manipulator installation basis involved in the present invention is double-deck ascending/decending mast structure, and wherein outside mast is installed on the tripod through universal joint, utilizes two correction Driven by Hydraulic Cylinder.Inner mast can slide along the guide frame that outside mast provided, and is provided with grease trough in the sliding pair guide pad.Inner mast is when the parallelogram extension means moves; Can, lifting hydraulic cylinder move up and down under driving; The lifting action of inner mast can be synchronous with stretching, also clear and definite precedence can be arranged, and needs the electric-hydraulic proportion control of application simulation amount as input but be synchronized with the movement.In addition, in the drilling tool process of unloading, inner mast is in the balance quick condition, and balance and float function are to realize through specific hydraulic circuit and control mode.
Inventive point of the present invention is:
1, employing suspension type guide rail directly utilizes the tongue platform as the basis, and is very big with the patent publication No. CA2661631 patent structure difference of the U.S., is different from the equipment of other any these functions of realization.
2, the extracting of drill string need not be rotated according to row, row location, but drilling rod framed bent left and right sides switches and to the migration in aperture, by rotation.
3, utilizing screw-drive mechanism is that lead screw pair is accurately located, and transmission has self-locking performance.
4, extension means adopts the parallel-crank mechanism of the compactness of Driven by Hydraulic Cylinder.
5, be equipped with elevating mechanism, in stretching process, elevating mechanism moves simultaneously, keeps the track even running according to the rules of entrained drill string.
6, the tube drawbench mast has the automatic accent function of hanging down, and realizes that through little cam mechanism and mast universal joint verticality-regulating system adopts PID control automatically, can make the drilling rod automatic centering in the process of unloading.
7, adopt the worm gear-endless screw transmission to realize the tube drawbench revolution, in order to carrying out the switching of drilling rod in the framed bent of both sides, and aim at the aperture direction; Worm and worm-wheel gearing has self-locking performance, can accurately be positioned left, middle and right 3 points.
But 8, the drill string of tube drawbench manipulator clamping arbitrary diameter.
Beneficial effect of the present invention: the automatic extracting, migration and the arrangement in order that are mainly used in drill string; Inclination that particularly it had and side-sway function can adapt to the angular deviation of drill string discharging; And can, drill string carry out automatic deviation correction in unloading process; Hang down to guarantee that drill string is upright, accomplish drill string and drive smooth connection the between output shaft, thereby realize that drill string is unloaded and the automation of discharge process with aperture drilling tool and top.
Description of drawings
Fig. 1 is a user mode schematic perspective view of the present invention.
Fig. 2 is the lateral view of grabbing device of the present invention when rushing at the side.
Fig. 3 is the sketch map of extension means of the present invention when trailing.
Fig. 4 is the lateral view of grabbing device of the present invention when rushing at the aperture.
Fig. 5 is that the present invention grasps the sketch map when extension means trails behind the drill string.
Fig. 6 is that the present invention grasps the sketch map when deviation correction mechanism is stretched work behind the drill string.
Fig. 7 is that the present invention grasps another sketch map when extension means trails behind the drill string.
Fig. 8 is that drill string is arranged sketch map.
The specific embodiment
See also Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4; Present embodiment is made up of racker guide rail 4, hydraulic motor 6, rotary encoder 7, coaster 8, worm and gear slewing equipment 9, lead screw pair 11, the electro-hydraulic proportional control system 13 that stretches hydraulic cylinder 12, swing arm 14, tripod 15, correction hydraulic cylinder 16, mast 17, lifting hydraulic cylinder 18, mast inner guide 19, manipulator 20,22, double-shaft level obliquity sensor 21 and have a PID regulatory function; Racker guide rail 4 is fixed on the tongue platform bottom of the quadruple board platform 3 of K type derrick; Coaster 8 is suspended on the racker guide rail 4 through the slide-and-guide piece, and lead screw pair 11 is arranged on racker guide rail 4 belows, and lead screw pair 11 connects with coaster 8; Hydraulic motor 6 connects with lead screw pair 11; Hydraulic motor 6 can drive lead screw pair 11 action, and lead screw pair 11 can drive coaster 8 and slide before and after on racker guide rail 4, is connected worm and gear slewing equipment 9 between the ennation 81 of coaster 8 lower ends and the swing arm connector 82; Worm and gear slewing equipment 9 connects with hydraulic motor 91; Rotary encoder 7 control worm and gear slewing equipments 9 rotational angles are 0 °～180 °, wherein, can stop for 0 °, 90 ° and 180 °; Be hinged with parallelogram swing arm 14 between the lower end of swing arm connector 82 and the tripod 15; Hinged two an of diagonal angle of parallelogram swing arm 14 stretches hydraulic cylinders 12, and the upper end of mast 17 is hinged on tripod 15 outer upper end with universal drive shaft, respectively connects the hydraulic cylinder 16 of rectifying a deviation with ball pivot between hypomere two sides of mast 17 and lower end two sides of tripod 15; Wear mast inner guide 19 in the mast 17; Mast inner guide 19 exposes from two ends of mast 17, and 18, two manipulators of hinged two-way lifting hydraulic cylinder 20,22 are installed in the upper and lower side inboard of mast inner guide 19 respectively between inboard, mast inner guide 19 lower ends and mast 17 inboards; Double-shaft level obliquity sensor 21 is installed on the stage casing of mast 17, and the electro-hydraulic proportional control system 13 with PID regulatory function is realized the action control of each executing agency.
Operating principle of the present invention and process are: see also Fig. 1, Fig. 2, Fig. 3 and Fig. 4 and cooperate Fig. 5, Fig. 6 and shown in Figure 7;
1, hydraulic motor 6 drives lead screw pair 11 and drives coasters 8 and move at racker guide rail 4, and then the device that drives the below moves forward and backward, and lead screw pair 11 has self-locking performance; Stretch hydraulic cylinder 12 and work, drive swing arm 14 stretches or shrinks, and then drives manipulator 20,22 stretching, extensions or contraction; The present invention in the plane move forward and backward and about stretch or shrink, can manipulator 20,22 be moved to any position and grasp drill string 2 and deliver to assigned address;
2, hydraulic motor 91 drives 9 work of worm and gear slewing equipment, and two sides grasp the drill string 2 of two sides about can the manipulator 20,22 of below being forwarded to, or the manipulator 20,22 of below is forwarded to sky, and worm and gear slewing equipment 9 has auto-lock function;
3, when two correction hydraulic cylinders 16 respectively one motionless, when another stretches; Or during counteragent; Can make mast 17 and 19 "Left"-deviationists of mast inner guide or Right deviation, when two 16 whiles of correction hydraulic cylinders are motionless, can make mast 17 and mast inner guide 19 placed in the middle; And then make manipulator 20,22 can grab the drill string 2 of differing tilt angles or direction, as shown in Figure 8;
4, mast inner guide 19 lower ends inboard with mast 17 inboards between hinged two-way lifting hydraulic cylinder 18 stretch or contract, crawled drill string 2 is moved according to the track that designs.
Claims (1)
1. the automatic well pipe handling equipment of suspension type self adaptation is characterized in that: be by racker guide rail (4), hydraulic motor (6), rotary encoder (7), coaster (8), worm and gear slewing equipment (9), lead screw pair (11), stretch hydraulic cylinder (12), swing arm (14), tripod (15), correction hydraulic cylinder (16), mast (17), lifting hydraulic cylinder (18), mast inner guide (19), manipulator (20; 22), double-shaft level obliquity sensor (21) and electro-hydraulic proportional control system (13) with PID regulatory function form, racker guide rail (4) is fixed on the tongue platform bottom of the quadruple board platform (3) of K type derrick, coaster (8) is suspended on the racker guide rail (4) through the slide-and-guide piece; Lead screw pair (11) is arranged on racker guide rail (4) below; Lead screw pair (11) connects with coaster 8, and hydraulic motor (6) connects with lead screw pair (11), and hydraulic motor (6) can drive lead screw pair (11) action; Lead screw pair (11) can drive coaster (8) and before and after racker guide rail (4) is gone up, slide; Be connected worm and gear slewing equipment (9) between the ennation (81) of coaster (8) lower end and the swing arm connector (82), worm and gear slewing equipment (9) connects with hydraulic motor (91), and rotary encoder (7) control worm and gear slewing equipment (9) rotational angle is 0 °～180 °; Wherein, Stop for 0 °, 90 ° and 180 °, be hinged with parallelogram swing arm (14) between the lower end of swing arm connector (82) and the tripod (15), hinged two an of diagonal angle of parallelogram swing arm (14) stretches hydraulic cylinder (12); The upper end of mast (17) is hinged on tripod (15) outer upper end with universal drive shaft; Respectively connect a correction hydraulic cylinder (16) with ball pivot between hypomere two sides of mast (17) and lower end two sides of tripod (15), wear mast inner guide (19) in the mast (17), mast inner guide (19) exposes from two ends of mast (17); Hinged two-way lifting hydraulic cylinder (18) between inboard, mast inner guide (19) lower end and mast (17) inboard, two manipulators (20; 22) it is inboard to be installed in the upper and lower side of mast inner guide (19) respectively, and double-shaft level obliquity sensor (21) is installed on the stage casing of mast (17), and the electro-hydraulic proportional control system (13) with PID regulatory function is realized the action control of each executing agency.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210087114 CN102606092B (en) | 2012-03-29 | 2012-03-29 | Hanging type adaptive automatic drill pipe string discharge device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210087114 CN102606092B (en) | 2012-03-29 | 2012-03-29 | Hanging type adaptive automatic drill pipe string discharge device |
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| CN102606092A true CN102606092A (en) | 2012-07-25 |
| CN102606092B CN102606092B (en) | 2013-11-06 |
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| CN 201210087114 Expired - Fee Related CN102606092B (en) | 2012-03-29 | 2012-03-29 | Hanging type adaptive automatic drill pipe string discharge device |
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| CN106121559A (en) * | 2016-08-04 | 2016-11-16 | 山东拓博节能科技有限公司 | Automatic Code bank of tubes puts one hydraulic leg |
| WO2018152968A1 (en) * | 2017-02-22 | 2018-08-30 | 吉林大学 | Drilling tool automatic transfer apparatus of drill used for continental scientific drilling |
| CN107587852A (en) * | 2017-10-15 | 2018-01-16 | 安徽理工大学 | A kind of new storage bar case with deviation-correcting function |
| CN107587852B (en) * | 2017-10-15 | 2023-12-29 | 安徽理工大学 | Novel storage pole case with function of rectifying |
| CN108547585A (en) * | 2018-06-19 | 2018-09-18 | 四川宏华石油设备有限公司 | A kind of pipe tool angle controller |
| CN108561089A (en) * | 2018-06-19 | 2018-09-21 | 四川宏华石油设备有限公司 | A kind of pipe tool processing unit |
| CN108561089B (en) * | 2018-06-19 | 2024-04-09 | 四川宏华石油设备有限公司 | Pipe processing device |
| CN109296314A (en) * | 2018-10-18 | 2019-02-01 | 广西科技大学 | A kind of upper and lower drill rod mash gas cross drainage drilling machine of novel automation |
| CN109296314B (en) * | 2018-10-18 | 2024-01-26 | 广西科技大学 | Novel automatic drilling rod gas drainage rig from top to bottom |
| CN110230476A (en) * | 2019-05-27 | 2019-09-13 | 四川宏华石油设备有限公司 | Pipe has tapping equipment |
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