CN103939037A - Iron roughneck - Google Patents

Iron roughneck Download PDF

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Publication number
CN103939037A
CN103939037A CN201410115543.8A CN201410115543A CN103939037A CN 103939037 A CN103939037 A CN 103939037A CN 201410115543 A CN201410115543 A CN 201410115543A CN 103939037 A CN103939037 A CN 103939037A
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CN
China
Prior art keywords
assembly
rocking arm
hinged
lateral frame
anterior lateral
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Granted
Application number
CN201410115543.8A
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Chinese (zh)
Other versions
CN103939037B (en
Inventor
尹玉刚
张勇
余利军
田金山
何军国
侯太恒
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RG Petro Machinery Group Co Ltd
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RG Petro Machinery Group Co Ltd
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Publication date
Application filed by RG Petro Machinery Group Co Ltd filed Critical RG Petro Machinery Group Co Ltd
Priority to CN201410115543.8A priority Critical patent/CN103939037B/en
Publication of CN103939037A publication Critical patent/CN103939037A/en
Application granted granted Critical
Publication of CN103939037B publication Critical patent/CN103939037B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses an iron roughneck. The iron roughneck comprises a rotary bracket, a pair of buckle collapsing pliers and a spinning wrench. The rotary bracket comprises a stand column, an L-shaped bracket body, a rotating base, a rotating gear and a lifting hydraulic cylinder. The pair of buckle collapsing pliers comprises a rotating shaft assembly, a hydraulic clamping pliers assembly, a rotating shaft base, a rotating hydraulic cylinder assembly and a rotating and guide pushing hydraulic cylinder assembly. The spinning wrench comprises a support, a first rocker arm, a second rocker arm, a first connecting frame rod, a second connecting frame rod, a first roller wrench assembly, a second roller wrench assembly, a clamping hydraulic cylinder, a first balancing connecting rod, a second balancing connecting rod and a balancing pin roll. Compared with the prior art, the iron roughneck is complete in function, compact in structure and high in automation degree, saves manpower, lowers production cost, enables buckle assembly and buckle disassembly to be mechanized, improves the working efficiency, and meanwhile can further adjust the buckle assembly and disassembly torque and buckle assembly and disassembly thread travel compensation, protect drill rod threads, and reduce the frequency of equipment replacement and maintenance.

Description

A kind of iron driller
Technical field
The present invention relates to drilling rig technique field, be specifically related to a kind of iron driller for drilling well or well workover.
Background technology
At present, in oil drilling and workover treatment, the drilling tool making a trip in process connects and dismantlement work is by the artificial equipment by some mechanizations substantially, as liquid gas tong, and cat head, pneumatic rotary clasping clamps etc. complete.These mechanized equipments still need manually the operation at well head place, and labour intensity is very large, and operating personnel's safety can not effectively be ensured, cost of labor also increases thereupon.With regard to the said equipment itself, the speed of drilling tool connection and dismounting is slow, directly has influence on brill, well workover efficiency; Meanwhile, the drilling tool scope that these equipment adapt to is narrower, can not regulate upper shackle moment of torsion and stroke according to real-time working condition, larger to the thread damage of drilling tool, and result needs often to change, and makes drilling tool connection, dismounting and maintenance more inconvenient.
Summary of the invention
For addressing the above problem; the object of the present invention is to provide a kind of iron driller for drilling well or well workover; this iron driller is multiple functional; compact conformation; can not only simplify well head operation; increase work efficiency, can also regulate shackle moment of torsion and the compensation of upper shackle screw thread travel, play the effect of protection drill rod thread.
For achieving the above object, the technical solution used in the present invention is: a kind of iron driller, and comprise rotary support, turnbuckle clamp and collapse clasp forceps, described rotary support is carrying chipping pincers, and the top of chipping pincers is provided with turnbuckle clamp;
Described rotary support comprises column, L shaped bracket, rotating base, swing pinion, lifting hydraulic cylinder, described column is comprised of interior square tube and outer square tube, outer square tube is set on the outer wall of interior square tube slidably, the two ends up and down of described interior square tube are provided with rotating base, on the rotating base of described interior square tube upper end, be also provided with the swing pinion that can drive interior square tube to rotate, described L shaped bracket is by erecting supporting plate and horizontal supporting plate forms, perpendicular supporting plate is fixed on the outer wall of described outer square tube, one end of described lifting hydraulic cylinder is fixedly connected with perpendicular supporting plate, the other end is fixedly connected with the upper end of interior square tube, further, described perpendicular supporting plate is fixed on the outer wall of described outer square tube by dismountable securing member.
Described turnbuckle clamp comprises support, the first rocking arm, the second rocking arm, the first side link, the second side link, the first roller pincers assembly, the second roller pincers assembly, clamps fluid cylinder, the first balanced connecting rod, the second balanced connecting rod, balance bearing pin; Described support is comprised of anterior lateral frame and posterior bracket, and anterior lateral frame and posterior bracket form inverse-T-shaped structure; Described the first rocking arm is arranged on the left side of anterior lateral frame, the left end head of the middle part of the first rocking arm and anterior lateral frame is hinged, described the first roller pincers assembly is arranged on left part the place ahead of anterior lateral frame, the left end of the front end of the first rocking arm and the first roller pincers assembly is hinged, the two ends of described the first side link connect respectively the middle part of left part and the first roller pincers assembly of anterior lateral frame, and described support, the first rocking arm, the first roller pincers assembly and the first side link form the endplay device of parallelogram; Described the second rocking arm is arranged on the right side of anterior lateral frame, the right-hand member head of the middle part of the second rocking arm and anterior lateral frame is hinged, described the second roller pincers assembly is arranged on right part the place ahead of anterior lateral frame, the right-hand member of the front end of the second rocking arm and the second roller pincers assembly is hinged, the two ends of described the second side link connect respectively the middle part of right part and the second roller pincers assembly of anterior lateral frame, described support, the second rocking arm, the second roller pincers assembly and the second side link form the endplay device of parallelogram, and described the first roller pincers are symmetrically arranged with the second roller pincers; On described posterior bracket, be provided with the chute of fore-and-aft direction, described balance bearing pin is installed in described chute slidably, the rear end of one end of described the first balanced connecting rod and the first rocking arm is hinged, the other end and described balance bearing pin are hinged, the rear end of one end of described the second balanced connecting rod and the second rocking arm is hinged, and the other end and described balance bearing pin are hinged; The two ends of described clamping fluid cylinder are hinged with the rear end of the first rocking arm and the rear end of the second rocking arm respectively; Also at the middle part of described anterior lateral frame, offer pilot hole, in pilot hole, be provided with the vertical axis of guide, on the axis of guide of described anterior lateral frame below, be arranged with back-moving spring.
Further, between described balance bearing pin and described chute, leave gap; The hinged employing hinge hole at described the first side link and the first roller pincers assembly middle part and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft; The hinged employing hinge hole at described the second side link and the second roller pincers assembly middle part and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft.
Because the present invention has adopted technique scheme, described rotary support drives the conversion that realizes respectively horizontal station and height station by external impetus equipment and hydraulic system; The described brank that revolves can not only be realized quick location, guarantees that centering clamps drill string, and can drilling rod be done slightly and be floated, and protects effectively drilling rod body and screw thread; Described chipping pincers are prior art, can not only realize the auto-strengthening of drilling rod, can also realize upper, shackle work fast.On the whole; the present invention of include rotary support, revolving brank and chipping pincers is multiple functional; compact conformation, automaticity is high, has saved manpower; reduced cost of production; make, shackle mechanization, increase work efficiency, can also regulate shackle moment of torsion and the compensation of upper shackle screw thread travel simultaneously; protect drill rod thread, avoided the number of times of equipment replacement maintenance.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further detailed explanation.
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of rotary support in the present invention;
Fig. 3 is the plan structure schematic diagram of turnbuckle clamp in the present invention;
Fig. 4 is the sectional structure schematic diagram of turnbuckle clamp in the present invention.
The specific embodiment
Shown in Fig. 1, a kind of iron driller, comprises rotary support 1, turnbuckle clamp 2 and collapses clasp forceps 3, and described rotary support 1 is being accepted chipping pincers 3, and the top of chipping pincers is provided with turnbuckle clamp 2.
Shown in Fig. 2, the rotary support of described iron driller comprises: column 4, L shaped bracket 5, rotating base 6, swing pinion 7, lifting hydraulic cylinder 8, described column 4 is comprised of interior square tube 4.1 and outer square tube 4.2, outer square tube 4.2 is set on the outer wall of interior square tube 4.1 slidably, the two ends up and down of described interior square tube 4.1 are provided with rotating base 6, on the rotating base 6 of described interior square tube 4.1 upper ends, be also provided with the swing pinion 7 that can drive interior square tube 4.1 to rotate, described L shaped bracket 5 is comprised of perpendicular supporting plate 9 and horizontal supporting plate 10, perpendicular supporting plate 9 is fixed on the outer wall of described outer square tube 4.2, one end of described lifting hydraulic cylinder 8 is fixedly connected with perpendicular supporting plate 9, the other end is fixedly connected with the upper end of interior square tube 4.1.
Further, described perpendicular supporting plate 9 is fixed on the outer wall of described outer square tube 4.2 by dismountable securing member.
Described chipping pincers are prior art, comprise that rotating shaft assembly, hydraulic clip clencher assembly, shaft seat, rotation fluid cylinder assembly, rotation and guiding promote fluid cylinder assembly, rotating shaft assembly is arranged on shaft seat, rotation promotes hydraulic cylinder with guiding and is packed on rotating shaft assembly, rotating liquid cylinder pressure assembly one end promotes hydraulic cylinder assembly with rotation and guiding and connects, the other end is used for being arranged on derrick, thereby form a kind of hydraulic clamping, collapses clasp forceps.
Shown in Fig. 3 and Fig. 4, the turnbuckle clamp of described iron driller, its structure comprises: support 11, the first rocking arm 12, the second rocking arm 13, the first side link 14, the second side link 15, the first roller pincers assembly 16, the second roller pincers assembly 17, clamping fluid cylinder 18, the first balanced connecting rod 19, the second balanced connecting rod 20, balance bearing pin 21, described support 11 is comprised of anterior lateral frame 11.1 and posterior bracket 11.2, and anterior lateral frame 11.1 forms inverse-T-shaped structure with posterior bracket 11.2, described the first rocking arm 12 is arranged on the left side of anterior lateral frame 11.1, the left end head of the middle part of the first rocking arm 12 and anterior lateral frame 11.1 is hinged, described the first roller clamps total 16 one-tenth left part the place aheads that are arranged on anterior lateral frame 11.1, the left end of the front end of the first rocking arm 12 and the first roller pincers assembly 16 is hinged, the two ends of described the first side link 14 connect respectively the middle part of left part and the first roller pincers assembly 16 of anterior lateral frame 11.1, and described support 11, the first rocking arm 12, the first roller pincers assembly 16 and the first side link 14 form the endplay device of parallelogram, described the second rocking arm 13 is arranged on the right side of anterior lateral frame 11.1, the right-hand member head of the middle part of the second rocking arm 13 and anterior lateral frame 11.1 is hinged, described the second roller pincers assembly 17 is arranged on right part the place ahead of anterior lateral frame 11.1, the right-hand member of the front end of the second rocking arm 13 and the second roller pincers assembly 17 is hinged, the two ends of described the second side link 15 connect respectively the middle part of right part and the second roller pincers assembly 17 of anterior lateral frame 11.1, described support 11, the second rocking arm 13, the second roller pincers assembly 17 and the second side link 15 form the endplay device of parallelogram, described first roller pincers the 16 and second roller pincers 17 are symmetrically arranged, on described posterior bracket 11.2, be provided with the chute 11.3 of fore-and-aft direction, described balance bearing pin 21 is installed in described chute 11.3 slidably, the rear end of one end of described the first balanced connecting rod 19 and the first rocking arm 12 is hinged, the other end and described balance bearing pin 21 are hinged, the rear end of one end of described the second balanced connecting rod 20 and the second rocking arm 13 is hinged, and the other end and described balance bearing pin 21 are hinged, the two ends of described clamping fluid cylinder 18 are hinged with the rear end of the first rocking arm 12 and the rear end of the second rocking arm 13 respectively, also at the middle part of described anterior lateral frame 11.1, offer pilot hole, in pilot hole, be provided with the vertical axis of guide 22, on the axis of guide 22 of described anterior lateral frame 11.1 belows, be arranged with back-moving spring 23.Further, between described balance bearing pin 11 and described chute 1.3, leave gap; The hinged employing hinge hole at described the first side link 4 and the first roller pincers assembly 6 middle parts and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft; The hinged employing hinge hole at described the second side link 5 and the second roller pincers assembly 7 middle parts and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft.
Further, between described balance bearing pin 21 and described chute 11.3, leave gap; The hinged employing hinge hole at described the first side link 14 and the first roller pincers assembly 16 middle parts and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft; The hinged employing hinge hole at described the second side link 15 and the second roller pincers assembly 17 middle parts and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft.
Using method of the present invention is: while above detaining operation, the female box cupling of lower drilling rod is motionless, upper drilling rod public access hoop is aimed to female box cupling, and when going up fast drilling rod or unloading drilling rod, the box cupling that is clamped lower drilling rod by the back-up tong that collapses clasp forceps is motionless, then under the effect of turnbuckle clamp clamping hydraulic cylinder, by the upper drilling rod body of roller clamping of turnbuckle clamp, by hydraulic motor, drive the upper drilling rod of roller pincers rotation, the while is at the effect lower compression spring of spiral power, drilling rod is moved down, realize the effect of quick spinner.When spinner motor turns motionless, unclamp turnbuckle clamp, by box cupling on the tight drilling rod of main clamp, drive main pincers rotation collapsing under button fluid cylinder effect, drilling rod is screwed, realized linking closely of drill string.
During shackle operation, first by the lower clamp that collapses clasp forceps, tightly descend the female box cupling of drilling rod, back-up tong clamps the public access hoop of upper drilling rod, and main pincers are made punching button direction rotation around back-up tong under the effect of collapsing button fluid cylinder, realize punching button, then unclamp main clamp tight, spinner is clamped to fluid cylinder action, make roller clamp tightly go up the body of drilling rod, operation spinner motor, make drilling rod fast shackle, go up drilling rod simultaneously and move under the effect of spring restoring force, complete shackle function.
The Hydraulic Station that device of the present invention independently arranges by outside and hydraulic control system drive and control.

Claims (3)

1. an iron driller, comprises rotary support, turnbuckle clamp and collapses clasp forceps, it is characterized in that: described rotary support is carrying chipping pincers, and the top of chipping pincers is provided with turnbuckle clamp;
Described rotary support comprises column, L shaped bracket, rotating base, swing pinion, lifting hydraulic cylinder, described column is comprised of interior square tube and outer square tube, outer square tube is set on the outer wall of interior square tube slidably, the two ends up and down of described interior square tube are provided with rotating base, on the rotating base of described interior square tube upper end, be also provided with the swing pinion that can drive interior square tube to rotate, described L shaped bracket is by erecting supporting plate and horizontal supporting plate forms, perpendicular supporting plate is fixed on the outer wall of described outer square tube, one end of described lifting hydraulic cylinder is fixedly connected with perpendicular supporting plate, the other end is fixedly connected with the upper end of interior square tube,
Described turnbuckle clamp comprises support, the first rocking arm, the second rocking arm, the first side link, the second side link, the first roller pincers assembly, the second roller pincers assembly, clamps fluid cylinder, the first balanced connecting rod, the second balanced connecting rod, balance bearing pin; Described support is comprised of anterior lateral frame and posterior bracket, and anterior lateral frame and posterior bracket form inverse-T-shaped structure; Described the first rocking arm is arranged on the left side of anterior lateral frame, the left end head of the middle part of the first rocking arm and anterior lateral frame is hinged, described the first roller pincers assembly is arranged on left part the place ahead of anterior lateral frame, the left end of the front end of the first rocking arm and the first roller pincers assembly is hinged, the two ends of described the first side link connect respectively the middle part of left part and the first roller pincers assembly of anterior lateral frame, and described support, the first rocking arm, the first roller pincers assembly and the first side link form the endplay device of parallelogram; Described the second rocking arm is arranged on the right side of anterior lateral frame, the right-hand member head of the middle part of the second rocking arm and anterior lateral frame is hinged, described the second roller pincers assembly is arranged on right part the place ahead of anterior lateral frame, the right-hand member of the front end of the second rocking arm and the second roller pincers assembly is hinged, the two ends of described the second side link connect respectively the middle part of right part and the second roller pincers assembly of anterior lateral frame, described support, the second rocking arm, the second roller pincers assembly and the second side link form the endplay device of parallelogram, and described the first roller pincers are symmetrically arranged with the second roller pincers; On described posterior bracket, be provided with the chute of fore-and-aft direction, described balance bearing pin is installed in described chute slidably, the rear end of one end of described the first balanced connecting rod and the first rocking arm is hinged, the other end and described balance bearing pin are hinged, the rear end of one end of described the second balanced connecting rod and the second rocking arm is hinged, and the other end and described balance bearing pin are hinged; The two ends of described clamping fluid cylinder are hinged with the rear end of the first rocking arm and the rear end of the second rocking arm respectively; Also at the middle part of described anterior lateral frame, offer pilot hole, in pilot hole, be provided with the vertical axis of guide, on the axis of guide of described anterior lateral frame below, be arranged with back-moving spring.
2. a kind of iron driller according to claim 1, is characterized in that: described perpendicular supporting plate is fixed on the outer wall of described outer square tube by dismountable securing member.
3. a kind of iron driller according to claim 1, is characterized in that: between described balance bearing pin and described chute, leave gap; The hinged employing hinge hole at described the first side link and the first roller pincers assembly middle part and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft; The hinged employing hinge hole at described the second side link and the second roller pincers assembly middle part and the articulated manner of jointed shaft, and leave gap between hinge hole and jointed shaft.
CN201410115543.8A 2014-03-26 2014-03-26 Iron roughneck Active CN103939037B (en)

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CN103939037B CN103939037B (en) 2017-02-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104502006A (en) * 2014-11-24 2015-04-08 宝鸡石油机械有限责任公司 Iron roughneck makeup-breakout torque testing method
CN106801586A (en) * 2017-03-15 2017-06-06 兰州兰石集团有限公司 Pipe supporting device
CN110656897A (en) * 2019-09-25 2020-01-07 宝鸡石油机械有限责任公司 Integrated integrated iron roughneck

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6776070B1 (en) * 1999-05-02 2004-08-17 Varco I/P, Inc Iron roughneck
CN202023518U (en) * 2011-04-20 2011-11-02 沈阳新松机器人自动化股份有限公司 Spinning pincers for oilfield drilling tool
CN202370458U (en) * 2011-12-21 2012-08-08 濮阳市中原锐实达石油设备有限公司 Iron driller
CN203161125U (en) * 2013-03-15 2013-08-28 宝鸡石油机械有限责任公司 Retractable arm type ion roughneck
CN103422822A (en) * 2013-07-11 2013-12-04 山西北方机械制造有限责任公司 Iron roughneck supporting device with telescopic support structure
CN103556942A (en) * 2013-10-21 2014-02-05 安徽和翔机械科技有限公司 Petroleum drilling device with multifunctional adjusting structure
CN203808882U (en) * 2014-03-26 2014-09-03 南阳二机石油装备(集团)有限公司 Iron roughneck

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6776070B1 (en) * 1999-05-02 2004-08-17 Varco I/P, Inc Iron roughneck
CN202023518U (en) * 2011-04-20 2011-11-02 沈阳新松机器人自动化股份有限公司 Spinning pincers for oilfield drilling tool
CN202370458U (en) * 2011-12-21 2012-08-08 濮阳市中原锐实达石油设备有限公司 Iron driller
CN203161125U (en) * 2013-03-15 2013-08-28 宝鸡石油机械有限责任公司 Retractable arm type ion roughneck
CN103422822A (en) * 2013-07-11 2013-12-04 山西北方机械制造有限责任公司 Iron roughneck supporting device with telescopic support structure
CN103556942A (en) * 2013-10-21 2014-02-05 安徽和翔机械科技有限公司 Petroleum drilling device with multifunctional adjusting structure
CN203808882U (en) * 2014-03-26 2014-09-03 南阳二机石油装备(集团)有限公司 Iron roughneck

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104502006A (en) * 2014-11-24 2015-04-08 宝鸡石油机械有限责任公司 Iron roughneck makeup-breakout torque testing method
CN106801586A (en) * 2017-03-15 2017-06-06 兰州兰石集团有限公司 Pipe supporting device
CN110656897A (en) * 2019-09-25 2020-01-07 宝鸡石油机械有限责任公司 Integrated integrated iron roughneck
CN110656897B (en) * 2019-09-25 2021-06-15 宝鸡石油机械有限责任公司 Integrated integrated iron roughneck

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