CN106320973B - Ocean deepwater drilling machine turntable - Google Patents
Ocean deepwater drilling machine turntable Download PDFInfo
- Publication number
- CN106320973B CN106320973B CN201610778481.8A CN201610778481A CN106320973B CN 106320973 B CN106320973 B CN 106320973B CN 201610778481 A CN201610778481 A CN 201610778481A CN 106320973 B CN106320973 B CN 106320973B
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- China
- Prior art keywords
- turntable
- bushing
- base assembly
- main bushing
- main
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/04—Rotary tables
Abstract
The invention discloses a kind of ocean deepwater drilling machine turntable, including base assembly, base assembly upper surface is provided with upper cover plate, turntable is installed in the central through hole of base assembly and upper cover plate, the bushing mode of turntable uses four transition structures, edge and the main bushing outer in outer ring i.e. in the through hole of turntable, edge and the main bushing outer of centre circle in the main bushing in outer ring, along having the corresponding half slot of multigroup radial direction between the outer of bushing in the main bushing of inner ring, the corresponding half slot of every group of two radial directions surrounds a pin hole, three circle pin holes are formed from outside to inside, a torque pin is installed in the pin hole that the corresponding half slot of every group of two radial directions surrounds；Along with using the circumferentially positioned cooperation of groove coupling structure between the main bushing outer of inner ring in the main bushing of centre circle.The device of the invention, compact-sized, reliable operation, adaptability are good.
Description
Technical field
The invention belongs to technical field of petroleum machinery, is related to a kind of ocean deepwater drilling machine turntable.
Background technology
With the development of deepwater petroleum exploration development technique, ocean deepwater drilling machine is more and more paid close attention to be subject to market, big rule
Lattice ZP605 turntables are the important equipments of ocean deepwater drilling machine, can meet the use of ocean deepwater drilling machine major diameter waterproof casing, together
When can also meet that big load, large torque, high-revolving drilling condition use, but this big specification turntable is due to key components and parts system
Technology is made at home also in open position.
In recent years, the domestic mohole drilling equipment of developing that develops into of basic industries is had laid a good foundation, more originally
The technology for restricting drilling equipment development is also gradually grasped and applied, as the spiral bevel gear of the super-large diameter of turntable is set
The technologies such as meter processing and manufacturing, the process unit of ultra-large type bidirectional angular contact ball bearing have very big breakthrough, are ocean ultra-deep
The design and manufacture of the ZP605 turntables of well drilling machine create good basis.
The content of the invention
The object of the present invention is to provide a kind of ocean deepwater drilling machine turntable, solves and exists in the prior art and cannot meet
The use of ocean deepwater drilling machine major diameter waterproof casing, it is impossible to meet that big load, large torque, high-revolving drilling condition use and want
The problem of asking.
The technical solution adopted in the present invention is a kind of ocean deepwater drilling machine turntable, including base assembly, base assembly
Upper surface is provided with upper cover plate, and turntable is provided with the central through hole of base assembly and upper cover plate, and the bushing mode of turntable is adopted
With four transition structures, i.e., edge and the main bushing of centre circle along bushing outer main with outer ring, the main bushing in outer ring in the through hole of turntable
Outer, in the main bushing of inner ring along having the corresponding half slot of multigroup radial direction, every group of two radial directions between the outer of bushing
Corresponding half slot surrounds a pin hole, forms three circle pin holes from outside to inside, and the corresponding half slot of every group of two radial directions surrounds
One torque pin is installed in pin hole；Along with using groove-projection cube structure between the main bushing outer of inner ring in the main bushing of centre circle
Circumferentially positioned cooperation.
The ocean deepwater drilling machine turntable of the present invention, is further characterized in that：
Base assembly upper end corner location is respectively equipped with a lifting lug for lifting, the corresponding upper cover plate window of each lifting lug
Mouth position is both provided with a stripper plate.
The structure of turntable is, including turn table body, and turn table body is fixed with bottom race, is sat on bottom race and is placed with base bearing
Inner ring；Turn table body is fixedly connected with the auger gear ring in bevel gear pair, and the conelet gear ring and input shaft in bevel gear pair are same
Axis is fixedly connected；The outer shroud of base bearing is supported in base assembly.
Gasket group is provided between table top in base bearing outer shroud and base assembly.
The inner cavity front and back position of base assembly is respectively equipped with the preceding grease chamber of lubricating oil, rear grease chamber, and preceding grease chamber corresponds to cone tooth
Wheel set, rear grease chamber correspond to base bearing, and the oil return pipe of step type is connected between preceding grease chamber and rear grease chamber.
Input axle sleeve is equipped with cylinder roller bearing and self-aligning roller bearing.
The front end of base assembly is respectively equipped with a set of retaining mechanism along input shaft both sides, the cam-type pallet in retaining mechanism
It is correspondingly arranged with round recessed outside the turntable that is set in turntable.
The invention has the advantages that including the following aspects：
1) turntable uses orthogonal contour Bevel Gear Transmission mode, and big orifice, greatly carrying, driving-chain are simple, compact-sized.
2) Transition Design of multilayer bushing, meets the needs of the casing of lower different size and marine riser in drilling process.
3) on the premise of normal drilling condition is met, product weight is light, and manufacturing cost is low.
4) different lifting mode, improves handling, installation, the security of dismounting.
5) power source selection scope is big, can both use hydraulic motor or electric-machine directly-driven, can also be completed using chain drive
Drillng operation, using convenient operating maintenance, can meet different type of drive, be indispensable in gas and oil in sea drilling machine
Corollary equipment, suitable for the big specification turntable of ocean deepwater drilling machine.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the A-A rotation diagrammatic cross-sections in Fig. 1；
Fig. 3 is the partial structural diagram of base bearing of the present invention and base assembly；
Fig. 4 is the section B-B schematic diagram (turntable locking operating mode) in Fig. 1.
In figure, 1. upper cover plates, 2. base assembly, 3. turntables, 4. input shafts, 5. bushings, the main bushing of 6. inner rings, 7. centre circle masters
Bushing, the main bushing in 8. outer rings, 9. base bearings, 10. connection bolts, 11. bevel gear pairs, 12. gasket groups, 13. bottom races, in 14.
Six square bolts, 15. oil return pipes, grease chamber after 16., grease chamber before 17., 18. torque pins, 19. stripper plates, 20. lifting lugs, 21. locking machines
Structure, 22. studs, 23. locking nuts, 24. pallets, the outer round recessed of 25. turntables.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
Side where description in context below using input shaft 4 is before, the description in other orientation, actual peace
Dress situation contrasts each attached drawing, and embodiment product is known as ZP605 turntables.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, structure of the invention is, including base assembly 2, and base assembly 2 is cast-weld construction
Stiff rectangular body, 2 upper surface of base assembly is provided with upper cover plate 1, and upper cover plate 1 is the rectangle being welded with checkered steel plate
Body, upper cover plate 1 are fixedly connected using soket head cap screw with base assembly 2；In the central through hole of base assembly 2 and upper cover plate 1
Turntable 3 is installed, the bushing mode of turntable 3 uses four transition structures, i.e., in the through hole of turntable 3 from outer ring to inner ring successively
The main bushing 8 in outer ring, the main bushing 7 of centre circle, the main bushing 6 of inner ring and bushing 5 are installed, edge and the main benefit in outer ring in the through hole of turntable 3
Along along 7 outer of bushing main with centre circle, the main bushing 6 of inner ring along distinguishing between the outer of bushing 5 in 8 outer of the heart, the main bushing 8 in outer ring
The corresponding half slot of multigroup radial direction is provided with, the corresponding half slot of every group of two radial directions surrounds a pin hole, forms three from outside to inside
Pin hole (Fig. 1 embodiments are three circle pin holes, often enclose four pin holes) is enclosed, in the pin hole that the corresponding half slot of every group of two radial directions surrounds
One torque pin 18 is installed；In the main bushing 7 of centre circle traditional groove-convex block is used along between 6 outer of bushing main with inner ring
Structure carries out circumferentially positioned cooperation；All torque pins 18, on the one hand so that turntable 3, the main bushing 8 in outer ring, the main bushing 7 of centre circle,
The main bushing 6 of inner ring and bushing 5 are mutually butted successively, reliably transmit moment of torsion, on the other hand realize the axis through-hole of turntable 3 by
Small conversion is arrived greatly, meets the installation requirements of the casing of different size, marine riser in drilling process；
2 upper end corner location of base assembly is respectively equipped with a lifting lug 20 for lifting, lifting, installation easy to turntable
And transport, corresponding 1 the window's position of upper cover plate of each lifting lug 20 are both provided with a stripper plate 19, buckle closure good stripper plate during work
19, keep the concordant of 1 upper surface of turntable 3 and upper cover plate；
The structure of turntable 3 is, including turn table body, and turn table body is fixed by interior six square bolt 14 and bottom race 13 to be connected
Connect, the inner ring for being placed with base bearing 9 is sat on the outside chimb of bottom race 13, bottom race 13 holds 9 to righting and supports main shaft, makes
Turn table body is realized in base assembly 2 along vertical central horizontal plane rotate；Turn table body top is by connecting bolt 10
It is fixedly connected with the auger gear ring in bevel gear pair 11, the conelet gear ring in bevel gear pair 11 is fixedly and coaxially connected with input shaft 4；
With reference to Fig. 3, the outer shroud (seat ring) of base bearing 9 is supported in base assembly 2, and passes through stud 22 and locking screw
Mother 23 is connected to one with base assembly 2, and assembly and disassembly is all very convenient, and interchangeability is strong；Base bearing 9 is master and secondary integrated
Angular contact thrust ball bearing, structure are more compact.
With reference to Fig. 2, gasket group 12 is provided between the table top in 9 outer shroud of base bearing and base assembly 2, gasket group 12 can
Adjust the backlash of bevel gear pair 11；
With reference to Fig. 2, preceding grease chamber 17, the rear grease chamber 16 of lubricating oil are respectively equipped with the inner cavity front and back position of base assembly 2, it is preceding
Grease chamber 17 corresponds to bevel gear pair 11, and rear grease chamber 16 corresponds to base bearing 9, ladder is connected between preceding grease chamber 17 and rear grease chamber 16
The oil return pipe 15 of type, realizes the unimpeded of two tank drainbacks, to ensure that base bearing 9, bevel gear pair 11 can sufficiently be moistened
Sliding and heat dissipation；
Input shaft 4 is core structure, and input shaft 4 and the bevel pinion in bevel gear pair 11 are coaxially connected, 4 main body of input shaft
It is cylindrical to be set with cylinder roller bearing and self-aligning roller bearing, it is integrally mounted at 2 transmission side of base assembly, 4 inner termination of input shaft
2 axial restraint of backlash rear base assembly is adjusted by gasket group 12 to connect；
With reference to Fig. 4, in Fig. 1 two at section B-B structure it is identical, distinguish in the front end of base assembly 2 along 4 both sides of input shaft
Equipped with a set of retaining mechanism 21, cam-type pallet 24 in retaining mechanism 21 and the outer round recessed 25 of the turntable set in turntable 3 are right
It should set, realize both apical grafting or disengagings, realize turntable in positive and negative two lockings turned to.
In embodiment, turntable 3 for 1536.7mm (being scaled 60.5in)；The main bushing 8 in outer ring is using outside diameter 60.5in's
Main bushing；The main bushing 7 of centre circle uses the main bushing of outside diameter 49.5in；The main bushing 6 of inner ring uses the main bushing of outside diameter 37.5in；Lining
The through hole maximum gauge of set 5 is 257.18mm (being scaled 10.125in).
The course of work of the present invention is, including following drilling condition：
1) setting of casing or during marine riser, support bore-hole line or marine riser weight, bear axial static load.Turntable 3
Maximum through-hole diameter is 1536.7mm (being scaled 60.5in), passes through the main bushing 8 in outer ring, the main bushing 7 of centre circle, the main bushing 6 of inner ring
And the hierarchical design of bushing 5,257.18mm (being scaled 10.125in) can be narrowed down to, this makes it possible to according to drilling condition
Need, select the bushing of different size to come the casing and marine riser of tripping in corresponding specification, and the corresponding tubing string weight of support.
2) during drilling well and well workover, there is provided in well drilling tool rotate needed for moment of torsion and rotating speed.
Drilling tool rotate needed for moment of torsion and rotating speed be by input shaft 4 through bevel gear pair 11, connection bolt 10, base bearing 9,
Turn table body, torque pin 18, the main bushing 8 in outer ring, the main bushing 7 of centre circle, the main bushing 6 of inner ring pass to underground drill stem successively.
3) reaction torque on drill string is born when being crept into mud motor.
During with turbine or helicoid hydraulic motor drilling well, the left and right pallet 24 in retaining mechanism 21 is inserted into outside the turntable in turntable 3
In round recessed 25, so that it may lock turntable 3, see Fig. 4, bear underground drill stem reaction torque.
The device of the invention (ZP605 turntables), from the kind of drive, base bearing, bevel gear pair installation, fixed, lifting and benefit
Layered mode of the heart etc. considers that power source selection scope is big, you can using hydraulic motor or electric-machine directly-driven, can also use chain
Drillng operation is completed in bar driving, is used suitable for ocean deepwater drilling machine, solves ocean deepwater drilling machine required big orifice, big
The turntable vacancy problem of the orthogonal Spiral Bevel Gear Transmission form of load, large torque, high rotating speed, enhancing oil-gas exploration and development drilling machine turn
The ability to provide the auxiliary items of disk.
Claims (1)
- A kind of 1. ocean deepwater drilling machine turntable, it is characterised in that：Including base assembly (2), the installation of base assembly (2) upper surface There is upper cover plate (1), turntable (3), the bushing side of turntable (3) are installed in the central through hole of base assembly (2) and upper cover plate (1) Formula uses four transition structures, in the through hole of turntable (3) along with outer ring main bushing (8) outer, in the main bushing in outer ring (8) along with Along corresponding with having multigroup radial direction between the outer of bushing (5) in the main bushing of centre circle (7) outer, the main bushing of inner ring (6) Half slot, the corresponding half slot of every group of two radial directions surround a pin hole, form three circle pin holes, every group of two radial directions from outside to inside One torque pin (18) is installed in the pin hole that corresponding half slot surrounds；Edge and the main bushing of inner ring in the main bushing of centre circle (7) (6) the circumferentially positioned cooperation of groove-projection cube structure is used between outer；The structure of the turntable (3) is, including turn table body, and turn table body is fixed with bottom race (13), in bottom race (13) It is upper to sit the inner ring for being placed with base bearing (9)；Turn table body is fixedly connected with the auger gear ring in bevel gear pair (11), bevel gear pair (11) the conelet gear ring in is fixedly and coaxially connected with input shaft (4)；The outer shroud of base bearing (9) is supported in base assembly (2)；It is main Gasket group (12) is provided between table top in bearing (9) outer shroud and base assembly (2)；Input shaft (4) is set with cylindrical roller Bearing and self-aligning roller bearing；The front end of base assembly (2) is respectively equipped with a set of retaining mechanism (21) along input shaft (4) both sides, Cam-type pallet (24) in retaining mechanism (21) is correspondingly arranged with the outer round recessed (25) of turntable set in turntable (3)；Base assembly (2) upper end corner location is respectively equipped with a lifting lug (20) for lifting, each lifting lug (20) Corresponding upper cover plate (1) the window's position is both provided with a stripper plate (19)；The inner cavity front and back position of base assembly (2) is set respectively There are preceding grease chamber (17), the rear grease chamber (16) of lubricating oil, preceding grease chamber (17) corresponds to bevel gear pair (11), and rear grease chamber (16) corresponds to Base bearing (9), is connected with the oil return pipe (15) of step type between preceding grease chamber (17) and rear grease chamber (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610778481.8A CN106320973B (en) | 2016-08-30 | 2016-08-30 | Ocean deepwater drilling machine turntable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610778481.8A CN106320973B (en) | 2016-08-30 | 2016-08-30 | Ocean deepwater drilling machine turntable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106320973A CN106320973A (en) | 2017-01-11 |
| CN106320973B true CN106320973B (en) | 2018-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610778481.8A Active CN106320973B (en) | 2016-08-30 | 2016-08-30 | Ocean deepwater drilling machine turntable |
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| CN109632162B (en) * | 2018-12-25 | 2020-11-24 | 西安石油大学 | Ultra-large-diameter drilling turntable torque testing method |
| CN110900955B (en) * | 2019-12-16 | 2020-12-04 | 嘉兴金旅燕科技有限公司 | Hydraulic rotary table device for die of double-color injection molding machine |
| CN111636814B (en) * | 2020-05-07 | 2021-06-01 | 四川宏华石油设备有限公司 | Hydraulic rotary table structure |
| CN112664720A (en) * | 2020-11-19 | 2021-04-16 | 武汉船舶设计研究院有限公司 | Pipe ship connection method suitable for deep sea mining |
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| DE3734513A1 (en) * | 1987-10-13 | 1989-04-27 | Schuetzeichel Wiedtal Geraete | Clamping head for the drive-transmission clamping of the pipe string in drilling work |
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| CN201730544U (en) * | 2010-04-07 | 2011-02-02 | 宝鸡石油机械有限责任公司 | Hydraulic rotary table of oil drilling machine |
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| CN201874453U (en) * | 2010-10-27 | 2011-06-22 | 兰州众诚石油钻采设备有限公司 | Turnplate with simple structure |
| CN203296679U (en) * | 2013-04-26 | 2013-11-20 | 河北建勘钻探设备有限公司 | Wellhead driving device for turntable of petroleum drill rig |
| CN204591113U (en) * | 2015-05-10 | 2015-08-26 | 杨柳清 | A kind of rotating disk input shaft structure |
| CN205260690U (en) * | 2015-12-04 | 2016-05-25 | 兰州兰石集团有限公司 | Hydraulic pressure meshing arresting gear of drilling platform carousel |
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- 2016-08-30 CN CN201610778481.8A patent/CN106320973B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4073352A (en) * | 1976-03-03 | 1978-02-14 | Occidental Oil Shale, Inc. | Raise bore drilling machine |
| DE3734513A1 (en) * | 1987-10-13 | 1989-04-27 | Schuetzeichel Wiedtal Geraete | Clamping head for the drive-transmission clamping of the pipe string in drilling work |
| CN87214412U (en) * | 1987-10-20 | 1988-07-27 | 国家机械工业委员会兰州石油机械研究所 | Two-speed hydraulic rotating disk for petroleum well repairing |
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| CN201730544U (en) * | 2010-04-07 | 2011-02-02 | 宝鸡石油机械有限责任公司 | Hydraulic rotary table of oil drilling machine |
| CN201730543U (en) * | 2010-04-07 | 2011-02-02 | 宝鸡石油机械有限责任公司 | Turnplate mater bushing device for deep well in oil drilling machine |
| CN201874453U (en) * | 2010-10-27 | 2011-06-22 | 兰州众诚石油钻采设备有限公司 | Turnplate with simple structure |
| CN203296679U (en) * | 2013-04-26 | 2013-11-20 | 河北建勘钻探设备有限公司 | Wellhead driving device for turntable of petroleum drill rig |
| CN204591113U (en) * | 2015-05-10 | 2015-08-26 | 杨柳清 | A kind of rotating disk input shaft structure |
| CN205260690U (en) * | 2015-12-04 | 2016-05-25 | 兰州兰石集团有限公司 | Hydraulic pressure meshing arresting gear of drilling platform carousel |
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| CN106320973A (en) | 2017-01-11 |
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Effective date of registration: 20210115 Address after: 721002 No.2 Dongfeng Road, Jintai District, Baoji City, Shaanxi Province Patentee after: Baoji Oilfield Machinery Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC national oil and gas drilling equipment Engineering Technology Research Center Co., Ltd Address before: 721002 No. 2 Dongfeng Road, Shaanxi, Baoji Patentee before: Baoji Oilfield Machinery Co.,Ltd. |