CN103452505A - Tubular pile centering device for slant well drilling rig - Google Patents
Tubular pile centering device for slant well drilling rig Download PDFInfo
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- CN103452505A CN103452505A CN201310342428XA CN201310342428A CN103452505A CN 103452505 A CN103452505 A CN 103452505A CN 201310342428X A CN201310342428X A CN 201310342428XA CN 201310342428 A CN201310342428 A CN 201310342428A CN 103452505 A CN103452505 A CN 103452505A
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- tubular pile
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- drilling rig
- hydraulic cylinder
- guide rail
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Abstract
The invention relates to an oil-field slant well drilling rig, in particular to a tubular pile centering device for a slant well drilling rig. Two ends of a front connecting rod and a rear connecting rod of the device are connected to an auxiliary arm and a main arm through rotary shafts, a mechanical limit device is welded to the auxiliary arm, a screw seat and guide rail of a distance regulating device are connected to the main arm through bolts, a supporting rod of the distance regulating device is connected to a rear connecting rods through a pin, a hydraulic cylinder seat is welded to the main arm, and a hydraulic cylinder operated with the hydraulic cylinder seat is connected to the front connecting rods. By the aid of the tubular pile centering device, centering a tubular pile which is horizontally stored and which is moved accurately and rapidly with a wellhead drilling pile can be realized, tubular pile centering performances are fine, so that the drilling rig tubular pile processing procedure is simple, secure and reliable, automation degree of a slant well drilling rig tubular pile processing system can be increased, and the defects that an existing slant well drilling rig tubular pile processing procedure is complex, tubular pile centering effect is unexpected, operating efficiency is low, and security is poor are overcome.
Description
Technical field:
The present invention relates to the oblique straight well rig in a kind of oil field, particularly a kind of oblique straight well rig tubing string centralising device.
Background technology:
Continue to use traditional tubing string processing mode in China's oil drilling always, use the hoisting system lifting tubing strings such as tourist bus, hook, elevator, the well head such as rotating disk, hydraulic tongs dynamical system completes shackle on tubing string, wherein tubing string centering problem makes frequently the process of making a trip take a large amount of drillng operation time, has reduced drilling well operating efficiency and job security.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of oblique straight well rig tubing string centralising device, this device has been realized tubing string and the well head drill string centering of accurate rapid transporting level storage, the tubing string centering is good, make rig tubing string treatment process simply, safely, reliably, improve the automaticity of oblique straight well rig tubing string treatment system.Overcome existing oblique straight well rig tubing string treatment process complexity, tubing string centering weak effect, inefficiency, the deficiency of poor stability.
The technical solution used in the present invention is: a kind of oblique straight well rig tubing string centralising device comprises auxiliary arm, back link, front rod and large arm; Front rod two ends, back link two ends all are connected on auxiliary arm and large arm by axis of rotation, mechanical stop limiter is welded on auxiliary arm, leading screw seat on distance adjusting system and guide rail are connected on large arm by bolt, the support bar of distance adjusting system is connected with back link by bearing pin, the hydraulic cylinder seat is welded on large arm, and the hydraulic cylinder be used in conjunction with the hydraulic cylinder seat is connected on front rod; Mechanical stop limiter consists of limit base and adjustable limiting plate, and adjustable limiting plate is bolted on limit base, by adjusting the position of adjustable limiting plate on limit base, can make mechanical stop limiter contact with derrick; Distance adjusting system comprises leading screw, leading screw seat and guide rail, leading screw consists of earrings and screw rod, earrings is connected with screw flight, the leading screw seat is connected with leading screw with locking nut, between leading screw, half dome and adjustable fixed block, be bolted, approach switch is arranged on adjustable fixed block, and adjustable fixed block is connected with guide rail by two high nuts, the support bar two ends are connected on back link and slide block by bearing pin, and slide block can slide along guide rail with hoisting of tubing string centralising device.
The invention has the beneficial effects as follows: the present invention is tubing string and the well head drill string centering of the storage of rapid transporting level accurately, the tubing string centering is good, make rig tubing string treatment process simply, safely, reliably, improve the automaticity of oblique straight well rig tubing string treatment system.
The accompanying drawing explanation:
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
Fig. 1 is structural representation of the present invention.
The structural representation that Fig. 2 is mechanical stop limiter.
The structural representation that Fig. 3 is distance adjusting system.
The structural representation that Fig. 4 is leading screw.
The structural representation that Fig. 5 is adjustable fixed block.
The structural representation that Fig. 6 is half dome.
The specific embodiment:
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, a kind of oblique straight well rig tubing string centralising device, comprise auxiliary arm 1, back link 2, front rod 3 and large arm 7; Front rod 3 two ends, back link 2 two ends all are connected on auxiliary arm 1 and large arm 7 by axis of rotation, mechanical stop limiter 4 is welded on auxiliary arm 1, leading screw seat 12 on distance adjusting system 8 and guide rail 14 are connected on large arm 7 by bolt, the support bar 20 of distance adjusting system 8 is connected with back link 2 by bearing pin, hydraulic cylinder seat 6 is welded on large arm 7, the hydraulic cylinder 5 be used in conjunction with hydraulic cylinder seat 6 is connected on front rod 3, and hydraulic cylinder 5 is flexible realizes that mechanism hoists apart from adjusting; Mechanical stop limiter 4 consists of limit base 9 and adjustable limiting plate 10, adjustable limiting plate 10 is bolted on limit base 9, by adjusting the position of adjustable limiting plate 10 on limit base 9, can make mechanical stop limiter 4 contact with derrick, the adjustment of adjustable limiting plate 10 positions can solve the tubing string misalignment problem of different-diameter, make rig tubing string treatment system mechanical stop limiter 4 when processing any tubing string to contact with derrick, the checking tubing string centralising device distance that hoists is required for the centering tubing string.Distance adjusting system 8 comprises leading screw 11, leading screw seat 12 and guide rail 14, and leading screw 11 consists of earrings 21 and screw rod 22, and earrings 21 and screw rod 22 are threaded, and rotation earrings 21 moves adjustable fixed block 16; Leading screw seat 12 is connected with leading screw 11 with locking nut 13, between leading screw 11, half dome 15 and adjustable fixed block 16, be bolted, approach switch 17 is arranged on adjustable fixed block 16, after setting adjustable fixed block 16 positions, adjustable fixed block 16 is connected with guide rail 14 by two high nuts 18, tighten locking nut 13 and reduce the impact failure of slide block 19 inertia to leading screw 11, support bar 20 two ends are connected on back link 2 and slide block 19 by bearing pin, and slide block 19 can slide along guide rail 14 with hoisting of tubing string centralising device.
Be understandable that, above about specific descriptions of the present invention, only for being described, the present invention not is limited to the described technical scheme of the embodiment of the present invention, those of ordinary skill in the art is to be understood that, still can modify or be equal to replacement the present invention, to reach identical technique effect; Use needs as long as meet, all within protection scope of the present invention.
Claims (1)
1. an oblique straight well rig tubing string centralising device, comprise auxiliary arm (1), back link (2), front rod (3) and large arm (7), it is characterized in that: front rod (3) two ends, back link (2) two ends all are connected on auxiliary arm (1) and large arm (7) by axis of rotation, mechanical stop limiter (4) is welded on auxiliary arm (1), leading screw seat (12) on distance adjusting system (8) and guide rail (14) are connected on large arm (7) by bolt, the support bar (20) of distance adjusting system (8) is connected with back link (2) by bearing pin, it is upper that hydraulic cylinder seat (6) is welded on large arm (7), and the hydraulic cylinder (5) be used in conjunction with hydraulic cylinder seat (6) is connected on front rod (3), mechanical stop limiter (4) consists of limit base (9) and adjustable limiting plate (10), it is upper that adjustable limiting plate (10) is bolted on limit base (9), by adjusting the position of adjustable limiting plate (10) on limit base (9), can make mechanical stop limiter (4) contact with derrick, distance adjusting system (8) comprises leading screw (11), leading screw seat (12) and guide rail (14), leading screw (11) consists of earrings (21) and screw rod (22), earrings (21) and screw rod (22) are threaded, leading screw seat (12) is connected with leading screw (11) with locking nut (13), leading screw (11), between half dome (15) and adjustable fixed block (16), be bolted, approach switch (17) is arranged on adjustable fixed block (16), adjustable fixed block (16) is connected with guide rail (14) by two high nuts (18), support bar (20) two ends are connected on back link (2) and slide block (19) by bearing pin, slide block (19) can slide along guide rail (14) with hoisting of tubing string centralising device.
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CN201310342428XA CN103452505A (en) | 2013-08-07 | 2013-08-07 | Tubular pile centering device for slant well drilling rig |
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CN201310342428XA CN103452505A (en) | 2013-08-07 | 2013-08-07 | Tubular pile centering device for slant well drilling rig |
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CN201310342428XA Pending CN103452505A (en) | 2013-08-07 | 2013-08-07 | Tubular pile centering device for slant well drilling rig |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103883271A (en) * | 2014-03-04 | 2014-06-25 | 常州大学 | Double-slider safety pin mechanism for conveying frame of power catwalk machine |
CN104325031A (en) * | 2014-09-22 | 2015-02-04 | 和和机械(张家港)有限公司 | Lever type roller supporting device for full-automatic numerical control hydraulic pipe bending machine |
CN104405309A (en) * | 2014-11-26 | 2015-03-11 | 中国水利水电第六工程局有限公司 | Drill rod positioning device for drilling underwater rockplug blasting presplitting hole |
WO2016073982A1 (en) * | 2014-11-07 | 2016-05-12 | Terra Sonic International, LLC | Apparatus and method for a pipe handling system |
CN106194074A (en) * | 2016-08-31 | 2016-12-07 | 永煤集团股份有限公司 | Leting speeper boring to hole device and leting speeper drilling tool to hole method |
CN106285495A (en) * | 2016-10-09 | 2017-01-04 | 湖南省地质矿产勘查开发局探矿机械研制中心 | Drill rod support frame and tower crane integral type rig for tower crane integral type rig |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103883271A (en) * | 2014-03-04 | 2014-06-25 | 常州大学 | Double-slider safety pin mechanism for conveying frame of power catwalk machine |
CN103883271B (en) * | 2014-03-04 | 2016-01-20 | 常州大学 | Power catwalk machine carriage double-slider safety pin mechanism |
CN104325031A (en) * | 2014-09-22 | 2015-02-04 | 和和机械(张家港)有限公司 | Lever type roller supporting device for full-automatic numerical control hydraulic pipe bending machine |
WO2016073982A1 (en) * | 2014-11-07 | 2016-05-12 | Terra Sonic International, LLC | Apparatus and method for a pipe handling system |
US9951902B2 (en) | 2014-11-07 | 2018-04-24 | Terra Sonic International, LLC | Apparatus and method for a pipe handling system |
CN104405309A (en) * | 2014-11-26 | 2015-03-11 | 中国水利水电第六工程局有限公司 | Drill rod positioning device for drilling underwater rockplug blasting presplitting hole |
CN106194074A (en) * | 2016-08-31 | 2016-12-07 | 永煤集团股份有限公司 | Leting speeper boring to hole device and leting speeper drilling tool to hole method |
CN106285495A (en) * | 2016-10-09 | 2017-01-04 | 湖南省地质矿产勘查开发局探矿机械研制中心 | Drill rod support frame and tower crane integral type rig for tower crane integral type rig |
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Application publication date: 20131218 |