CN108687168B - Roller type correcting device for continuous oil pipe - Google Patents
Roller type correcting device for continuous oil pipe Download PDFInfo
- Publication number
- CN108687168B CN108687168B CN201810469820.3A CN201810469820A CN108687168B CN 108687168 B CN108687168 B CN 108687168B CN 201810469820 A CN201810469820 A CN 201810469820A CN 108687168 B CN108687168 B CN 108687168B
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- China
- Prior art keywords
- roller
- box body
- holes
- coiled tubing
- pin
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
- B21D3/05—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers arranged on axes rectangular to the path of the work
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of coiled tubing equipment for oil and gas fields, in particular to a roller type correcting device for a coiled tubing. The roller type correcting device for the continuous oil pipe comprises a box body, wherein a box body is of a rectangular welding structure, a flange opening is formed in the top of the box body, two parallel flange connecting plates are welded at the bottom of the box body, shear pin holes are formed in the flange connecting plates, a group of first fixing pin holes, a group of second fixing pin holes and two groups of long round slot holes are formed in the front surface and the rear surface of the box body, and a roller type correcting mechanism is mounted in the box body through the first fixing pin holes, the second fixing pin holes and the long round slot holes. According to the roller type correcting device for the continuous oil pipe, the continuous oil pipe injection head and the blowout prevention box equipment are connected through the connecting flange, the roller is driven to correct through the hydraulic oil cylinder through the shear pin shaft, the unique circular arc structure of the roller holds the oil pipe tightly, the continuous correcting effect is guaranteed, and the size diversity of the roller can be adapted to continuous oil pipes with different specifications.
Description
Technical Field
The invention relates to the technical field of coiled tubing equipment for oil and gas fields, in particular to a roller type correcting device for a coiled tubing.
Background
The coiled tubing is a tubing made of low-carbon alloy steel, has good flexibility, is also called a flexible tubing, has a length of a coil of the coiled tubing of thousands of meters, and can replace a conventional tubing to perform a plurality of operations. The continuous oil pipe operation equipment has the characteristics of pressurized operation and continuous lifting, and has the advantages of small equipment volume, quick operation period and low cost. The continuous oil pipe is the foundation of the whole set of operation equipment, and all construction processes of the operation equipment are carried out by depending on the continuous pipe. When the coiled tubing is released from the roller body, the elastic deformation of the tube body is released, but still certain plastic deformation is maintained, and the coiled tubing is bent again in the process of injecting the coiled tubing by the injection head equipment, and a large radian is formed after the coiled tubing is discharged and is bent towards the roller. The current common correction device applied to coiled tubing equipment mainly has the following defects: (1) The structure of the correcting device cannot be adapted to various specifications and sizes of the continuous pipe; (2) The control of the correction process does not meet the operation requirement of the continuous oil pipe; (3) The orthotic devices are inconvenient when used in conjunction with coiled tubing equipment.
Disclosure of Invention
The invention aims to provide a roller type correcting device for a continuous oil pipe, which overcomes the defects of the prior art, flexibly distributes the continuous oil pipe according to different specifications and sizes, meets the operation requirement of the continuous oil pipe, and is convenient and quick to install and use with continuous oil pipe equipment.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a roller type orthotic devices for continuous oil pipe, includes the box, the box main part is rectangle welded structure, and the flange mouth has been seted up at the box top, and the bottom welding has two parallel flange connection boards, has seted up the shear pin hole on the flange connection board, and a set of first fixed pinhole has been seted up to the upper left portion symmetry on the front and back of box, and a set of second fixed pinhole has been seted up to the right middle part symmetry on the front and back of box, and the left side symmetry of second fixed pinhole is provided with two sets of long round slotted holes from top to bottom, and roller type orthotic devices is installed through first fixed pinhole, second fixed pinhole and long round slotted hole in the box inside, and the bottom left side is provided with the extension board, and the terminal symmetry welding in extension board left side has the hydro-cylinder otic placode, has all seted up the hydro-cylinder hole on the hydro-cylinder otic placode, and the hydro-cylinder hole is fixed through hydro-cylinder round pin axle and the left end installation of hydro-cylinder, and the right-cylinder stretches into the box inside and is connected with the inside roller type orthotic devices of box.
Further, the roller type correcting mechanism comprises two driving crescent plates which are arranged in a front-back symmetrical mode, two driven crescent plates which are arranged in a front-back symmetrical mode and three rollers.
Further, the top pinhole has been seted up at initiative crescent moon plate top, and the running roller mounting hole has been seted up at the middle part, and the hydro-cylinder mounting hole has been seted up to the bottom, and the top of two initiative crescent moon plates is installed on the first fixed pinhole of box through the fixed pin axle that passes the top pinhole, installs the running roller through the running roller round pin axle that passes the running roller mounting hole between two initiative crescent moon plates, and the bottom of two initiative crescent moon plates is fixed with hydraulic cylinder's right-hand member installation through the hydro-cylinder round pin axle that passes the hydro-cylinder mounting hole.
Further, the middle part of the driven crescent moon plate is provided with a rotation pin hole, the upper end and the lower end of the driven crescent moon plate are respectively provided with a driven roller mounting hole, the middle parts of the two driven crescent moon plates are arranged on the second fixing pin hole of the box body through the fixing pin shaft penetrating through the rotation pin hole, two rollers are arranged between the two driven crescent moon plates through the roller pin shaft penetrating through the driven roller mounting holes, and the two ends of the roller pin shaft are fixed in the long round slot hole of the box body.
Furthermore, the pin shaft holes of the fixed pin shaft, the roller pin shaft and the oil cylinder pin shaft are respectively inserted with an R-shaped pin.
Further, the roller is cylindrical, a circle of semicircular grooves are formed in the cylindrical side face of the roller, bearing grooves are formed in the cylindrical top face and the cylindrical bottom face of the roller, and a pin shaft installation through hole is formed between the cylindrical top face and the cylindrical bottom face of the roller.
Further, a rolling bearing and a shaft shoulder washer are arranged in a bearing groove of the roller.
Further, observation holes are formed in four sides of the box body.
Further, the flange opening at the top of the box body is connected with coiled tubing injection head equipment, and the flange connecting plate at the bottom of the box body is connected with the blowout prevention box through a shear pin shaft.
Further, a triangular fixing frame is arranged between the box body and the extending plate at the left side of the bottom of the box body.
The beneficial effects of the invention are as follows: compared with the prior art, the roller type correcting device for the continuous oil pipe has the following beneficial effects: (1) Connecting a coiled tubing injection head and blowout prevention box equipment by a connecting flange, and applying correction work to an optimal position; (2) connecting with other equipment through a shear pin shaft; (3) The roller is pushed by the hydraulic oil cylinder to correct, and the unique arc structure of the roller holds the oil pipe tightly and ensures the continuous correction effect; (4) The size diversity of the roller can be adapted to continuous oil pipes with different specifications; (5) The device is simple to operate and apply, low in cost and capable of flexibly controlling and adjusting the correction effect according to the construction process requirements.
Drawings
FIG. 1 is a schematic perspective view of a roller orthotic device for a coiled tubing of the present invention;
FIG. 2 is a front elevational view, in full section, of a roller orthotic device for a coiled tubing of the present invention;
FIG. 3 is a left side view of a roller orthotic device for a coiled tubing of the present invention;
FIG. 4 is a top view of a roller orthotic device for a coiled tubing of the present invention;
FIG. 5 is a front view of a roller orthotic device housing for a coiled tubing of the present invention;
FIG. 6 is a top view of a roller orthotic device housing for a coiled tubing of the present invention;
FIG. 7 is an enlarged axial view of the active crescent plate of the roller orthotic device for coiled tubing of the present invention;
FIG. 8 is an enlarged axial view of the passive crescent plate of the roller orthotic device for coiled tubing of the present invention;
FIG. 9 is an enlarged left side view of a roller of the roller orthotic device for a coiled tubing of the present invention;
FIG. 10 is a cross-sectional view of A-A' of FIG. 9 in accordance with the present invention;
FIG. 11 is an enlarged schematic view of the installation of a roller orthotic device for a coiled tubing of the present invention;
the hydraulic cylinder comprises a cylinder pin shaft 1, a hydraulic cylinder 2, a box body 3, a cylinder lug plate 301, a cylinder hole 302, a first fixing pin hole 303, a long round slot hole 304, a flange connecting plate 305, a shear pin hole 306, a flange opening 307, a second fixing pin hole 308, an observation hole 309, a fixed pin shaft 4, a driving crescent moon plate 5, a top pin hole 501, a roller wheel mounting hole 502, a cylinder mounting hole 503, a roller wheel 6, a semicircular groove 601, a bearing groove 602, a pin shaft 603 mounting through hole 7, a roller wheel pin shaft 8, a driven crescent moon plate 801, a roller wheel mounting hole 802 rotation pin hole 9, a shear pin shaft 10, a connecting flange 11R-shaped pin 12 rolling bearing 13 shoulder washers 14 extension plates 15 and a triangular fixing frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In the embodiment shown in fig. 1-11, a roller type correction device for a continuous oil pipe comprises a box body 3, wherein the box body 3 is in a rectangular welding structure as shown in fig. 5 and 6, observation holes 309 are formed in four sides of the box body 3, a flange opening 307 is formed in the top of the box body 3, and the flange opening 307 at the top of the box body 3 is connected with continuous oil pipe injection head equipment; two parallel flange connecting plates 305 are welded at the bottom of the box body 3, shear pin holes 306 are formed in the flange connecting plates 305, and the flange connecting plates 305 at the bottom of the box body 3 are connected with the blowout prevention box through shear pin shafts 9; the left upper part of the front surface and the rear surface of the box body 3 is symmetrically provided with a group of first fixing pin holes 303, the right middle part of the front surface and the rear surface of the box body 3 is symmetrically provided with a group of second fixing pin holes 308, the left side of the second fixing pin holes 308 is symmetrically provided with two groups of long round slots 304 up and down, the inside of the box body 3 is provided with a roller type correcting mechanism through the first fixing pin holes 303, the second fixing pin holes 308 and the long round slots 304, as shown in fig. 1-4, the left side of the bottom of the box body 3 is provided with an extension plate 14, a triangular fixing frame 15 is arranged between the box body 3 and the extension plate 14 on the left side of the bottom of the box body 3, the left tail ends of the extension plate 14 are symmetrically welded with cylinder lug plates 301, cylinder holes 302 are respectively arranged on the cylinder lug plates 301, and the cylinder holes 302 are fixedly arranged at the left ends of the hydraulic cylinders 2 through cylinder pin shafts 1, and the right ends of the hydraulic cylinders 2 extend into the box body 3 and are connected with the roller type correcting mechanism in the box body 3.
The roller type correcting mechanism comprises two driving crescent moon plates 5 which are arranged in a front-back symmetrical mode, two driven crescent moon plates 8 which are arranged in a front-back symmetrical mode and three rollers 6. The top pinhole 501 has been seted up at initiative crescent moon plate 5 top, roller mounting hole 502 has been seted up at the middle part, hydro-cylinder mounting hole 503 has been seted up to the bottom, the top of two initiative crescent moon plates 5 is installed on the first fixed pinhole 303 of box 3 through the fixed pin axle 4 that passes top pinhole 501, install running roller 6 through the running roller round pin axle 7 that passes roller mounting hole 502 between two initiative crescent moon plates 5, the bottom of two initiative crescent moon plates 5 is fixed with the right-hand member installation of hydraulic cylinder 2 through the hydro-cylinder round pin axle 1 that passes hydro-cylinder mounting hole 503. The middle part of the driven crescent moon plate 8 is provided with a rotation pin hole 802, the upper end and the lower end of the driven crescent moon plate 8 are respectively provided with a driven roller mounting hole 801, the middle parts of the two driven crescent moon plates 8 are arranged on the second fixing pin hole 308 of the box body 3 through the fixing pin shaft 4 penetrating through the rotation pin hole 802, two rollers 6 are arranged between the two driven crescent moon plates 5 through the roller pin shaft 7 penetrating through the driven roller mounting holes 801, and the two ends of the roller pin shaft 7 are fixed in the long round groove holes 304 of the box body. R-shaped pins 11 are inserted into pin holes of the fixed pin shaft 4, the roller pin shaft 7 and the oil cylinder pin shaft 1.
The roller 6 is cylindrical, a circle of semicircular grooves 601 are formed in the cylindrical side face of the roller 6, bearing grooves 602 are formed in the cylindrical top face and the cylindrical bottom face of the roller 6, and a rolling bearing 12 and a shaft shoulder gasket 13 are arranged in the bearing grooves 602 of the roller 6; a pin mounting through hole 603 is provided between the cylindrical top surface and the bottom surface of the roller 6.
Working principle: according to the roller type correcting device for the continuous oil pipe, a hydraulic system of continuous oil pipe equipment is utilized to drive a hydraulic cylinder 2 arranged between an oil cylinder ear plate 301 and a driving crescent plate 5 to push out a piston rod, the piston rod pushes two crescent driving crescent plates 5 through an oil cylinder pin shaft 1 on the right side, the driving crescent plate 5 rotates around a fixed pin shaft 4 penetrating through a top pin hole 501 of the driving crescent plate 5, and one roller 6 arranged in the middle of the driving crescent plate 5 and two rollers 6 arranged at the upper end and the lower end of two parallel crescent driven crescent plates 8 form three supports; the roller 6 is provided with a semicircular groove 601 which is contacted with the continuous oil pipe, the semicircular groove 601 is tightly attached to and presses the continuous oil pipe, and the continuous oil pipe is reversely bent and corrected by utilizing the three-point bending principle; rolling bearings 12 are arranged at two ends of the roller 6 and are matched with the fixed pin shafts 4 of the driving crescent moon plate 5 and the driven crescent moon plate 8 to realize the rolling function of the roller 6 and realize continuous correction of the continuous oil pipe; the roller 6 can be replaced and adapted according to the specification and the size of the continuous oil pipe.
The foregoing embodiments are merely examples of the present invention, and the scope of the present invention includes, but is not limited to, the forms and styles of the foregoing embodiments, and any suitable changes or modifications made by those skilled in the art, which are consistent with the claims of the present invention, shall fall within the scope of the present invention.
Claims (7)
1. Roller type orthotic devices for coiled tubing, including box (3), its characterized in that: the main body of the box body (3) is of a rectangular welding structure, the top of the box body (3) is provided with a flange opening (307), the bottom is welded with two parallel flange connecting plates (305),
a shear pin hole (306) is formed in the flange connecting plate (305), a group of first fixing pin holes (303) are symmetrically formed in the left upper parts of the front surface and the rear surface of the box body (3), a group of second fixing pin holes (308) are symmetrically formed in the right middle parts of the front surface and the rear surface of the box body (3), two groups of long round slot holes (304) are symmetrically formed in the left side of the second fixing pin holes (308), a roller type correcting mechanism is mounted in the box body (3) through the first fixing pin holes (303), the second fixing pin holes (308) and the long round slot holes (304), an extension plate (14) is arranged on the left side of the bottom of the box body (3), oil cylinder lug plates (301) are symmetrically welded at the tail ends of the left sides of the extension plate (14), oil cylinder holes (302) are formed in the oil cylinder lug plates (301), the oil cylinder holes (302) are fixedly mounted at the left ends of the oil cylinder pin shafts (1) and the hydraulic cylinders (2), and the right ends of the hydraulic cylinders (2) extend into the box body (3) and are connected with the roller type correcting mechanism in the box body (3);
the roller type correcting mechanism comprises two driving crescent moon plates (5) which are symmetrically arranged front and back, two driven crescent moon plates (8) which are symmetrically arranged front and back and three rollers (6);
the top of each driving crescent plate (5) is provided with a top pin hole (501), the middle of each driving crescent plate is provided with a roller mounting hole (502), the bottom of each driving crescent plate is provided with an oil cylinder mounting hole (503), the tops of the two driving crescent plates (5) are mounted on a first fixing pin hole (303) of the box body (3) through a fixing pin shaft (4) penetrating through the top pin holes (501), rollers (6) are mounted between the two driving crescent plates (5) through roller pin shafts (7) penetrating through the roller mounting holes (502), and the bottoms of the two driving crescent plates (5) are fixedly mounted on the right end of the hydraulic oil cylinder (2) through oil cylinder pin shafts (1) penetrating through the oil cylinder mounting holes (503);
the middle part of driven crescent moon board (8) is equipped with rotation pinhole (802), and driven running roller mounting hole (801) have respectively been opened at both ends about driven crescent moon board (8), and the middle part of two driven crescent moon boards (8) is installed on fixed pinhole (308) of box (3) through passing fixed round pin axle (4) of rotation pinhole (802), installs two running rollers (6) through running roller round pin axle (7) of passing driven running roller mounting hole (801) between two driven crescent moon boards (5), and in long circular slot hole (304) of box are fixed in at the both ends of running roller round pin axle (7).
2. A roller orthotic device for a coiled tubing set as claimed in claim 1, wherein: r-shaped pins (11) are inserted into pin holes of the fixed pin shaft (4), the roller pin shaft (7) and the oil cylinder pin shaft (1).
3. A roller orthotic device for a coiled tubing set as claimed in claim 1, wherein: the roller (6) is cylindrical, a circle of semicircular grooves (601) are formed in the cylindrical side face of the roller (6), bearing grooves (602) are formed in the cylindrical top face and the bottom face of the roller (6), and pin shaft mounting through holes (603) are formed between the cylindrical top face and the bottom face of the roller (6).
4. A roller orthotic device for a coiled tubing set as claimed in claim 3, wherein: a rolling bearing (12) and a shaft shoulder washer (13) are arranged in a bearing groove (602) of the roller (6).
5. A roller orthotic device for a coiled tubing set as claimed in claim 1, wherein: observation holes (309) are formed in four sides of the box body (3).
6. A roller orthotic device for a coiled tubing set as claimed in claim 1, wherein: the flange opening (307) at the top of the box body (3) is connected with coiled tubing injection head equipment, and the flange connecting plate (305) at the bottom of the box body (3) is connected with the blowout prevention box through the shear pin shaft (9).
7. A roller orthotic device for a coiled tubing set as claimed in claim 1, wherein: a triangular fixing frame (15) is arranged between the box body (3) and the extension plate (14) on the left side of the bottom of the box body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469820.3A CN108687168B (en) | 2018-05-16 | 2018-05-16 | Roller type correcting device for continuous oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810469820.3A CN108687168B (en) | 2018-05-16 | 2018-05-16 | Roller type correcting device for continuous oil pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108687168A CN108687168A (en) | 2018-10-23 |
| CN108687168B true CN108687168B (en) | 2023-08-15 |
Family
ID=63846609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810469820.3A Active CN108687168B (en) | 2018-05-16 | 2018-05-16 | Roller type correcting device for continuous oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108687168B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3313346A (en) * | 1964-12-24 | 1967-04-11 | Chevron Res | Continuous tubing well working system |
| JPS5046702U (en) * | 1973-08-28 | 1975-05-09 | ||
| US5660235A (en) * | 1995-09-12 | 1997-08-26 | Transocean Petroleum Technology As | Method and a device for use in coil pipe operations |
| CN101837389A (en) * | 2010-02-10 | 2010-09-22 | 西安石油大学 | Portable and all-dimensional continuous oil pipe straightening machine |
| CN203822224U (en) * | 2014-04-28 | 2014-09-10 | 中国石油集团川庆钻探工程有限公司 | Coiled tubing straightening device |
| CN203944672U (en) * | 2014-06-18 | 2014-11-19 | 西安石油大学 | A kind of on-the-spot continuous-tube hydraulic straightening machine of using |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7281588B2 (en) * | 2003-12-19 | 2007-10-16 | Schlumberger Technology Corporation | Tubular injector apparatus and method of use |
| US7997347B2 (en) * | 2009-01-16 | 2011-08-16 | Schlumberger Technology Corporation | Mobile coiled tubing straightening tool |
| US20160175906A1 (en) * | 2014-12-19 | 2016-06-23 | OilStone Energy Services, Inc. | Systems and methods for deploying tubular conduits and tubing |
-
2018
- 2018-05-16 CN CN201810469820.3A patent/CN108687168B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3313346A (en) * | 1964-12-24 | 1967-04-11 | Chevron Res | Continuous tubing well working system |
| JPS5046702U (en) * | 1973-08-28 | 1975-05-09 | ||
| US5660235A (en) * | 1995-09-12 | 1997-08-26 | Transocean Petroleum Technology As | Method and a device for use in coil pipe operations |
| CN101837389A (en) * | 2010-02-10 | 2010-09-22 | 西安石油大学 | Portable and all-dimensional continuous oil pipe straightening machine |
| CN203822224U (en) * | 2014-04-28 | 2014-09-10 | 中国石油集团川庆钻探工程有限公司 | Coiled tubing straightening device |
| CN203944672U (en) * | 2014-06-18 | 2014-11-19 | 西安石油大学 | A kind of on-the-spot continuous-tube hydraulic straightening machine of using |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108687168A (en) | 2018-10-23 |
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Effective date of registration: 20201203 Address after: 257000 Shengli Industrial Zone, Dongying District, Shandong, Dongying Applicant after: Shandong Kerui oil and gas equipment Co.,Ltd. Address before: 257000 Shengli Economic Development Zone, Shandong, Dongying Applicant before: SHANDONG KERUI MACHINERY MANUFACTURING Co.,Ltd. |
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