CN106320973A - Rotary table for deepwater drilling rig - Google Patents
Rotary table for deepwater drilling rig Download PDFInfo
- Publication number
- CN106320973A CN106320973A CN201610778481.8A CN201610778481A CN106320973A CN 106320973 A CN106320973 A CN 106320973A CN 201610778481 A CN201610778481 A CN 201610778481A CN 106320973 A CN106320973 A CN 106320973A
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- China
- Prior art keywords
- heart
- turntable
- base assembly
- rotating disk
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005553 drilling Methods 0.000 title abstract description 16
- 230000007704 transition Effects 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 43
- 239000004519 grease Substances 0.000 claims description 20
- 239000003921 oil Substances 0.000 claims description 5
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000011161 development Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a rotary table for deepwater drilling rig. The rotary table for deepwater drilling rig includes a base assembly which is installed an upper cover plate on the upper face. A turntable is arranged in the base assembly and the center through hole of the upper cover plate. The bushing way of the turntable utilizes the transition structure four times, which is to have a plurality of radial corresponding semicircular grooves respectively between the inner edge of the through hole of the turntable and the outer edge of the outer ring master bushing, the inner edge of the outer ring master bushing and the outer edge of the circle master bushing, the inner edge of the inner master bushing and the outer edge of the bushing. The two radial corresponding semicircular grooves in each group round into a pin hole, forming three ring pin holes from the outside to the inside. A torque pin is arranged at the pin hole which the two radial corresponding semicircular grooves in each group round. Between the inner edge of the circle master bushing and the outer edge of the inner master bushing, the invention utilizes the groove coupling structure to locate and fix. The device of the invention has the advantages of compact structure, reliable operation and good adaptability.
Description
Technical field
The invention belongs to technical field of petroleum machinery, relate to a kind of ocean deepwater rig rotating disk.
Background technology
Along with the development of deepwater petroleum exploration development technique, ocean deepwater rig is more and more paid close attention to by market, advises greatly
Lattice ZP605 rotating disk is the visual plant of ocean deepwater rig, can meet the use of ocean deepwater rig major diameter waterproof casing, with
Time also can meet big load, high pulling torque, high-revolving drilling condition use, but this big specification rotating disk is due to key components and parts system
Make technology at home also in open position.
In recent years, the domestic development mohole drilling equipment that develops into of basic industries is had laid a good foundation, more originally
The technology of restriction drilling equipment development is the most gradually grasped and is applied, and the spiral bevel gear such as the super-large diameter of rotating disk sets
Meter processing and manufacturing, the technology such as the process unit of ultra-large type bidirectional angular contact ball bearing has had the biggest breakthrough, for ocean ultra-deep
Manufacturing and designing of the ZP605 rotating disk of well rig creates good basis.
Summary of the invention
It is an object of the invention to provide a kind of ocean deepwater rig rotating disk, solve and prior art exists and can not meet
The use of ocean deepwater rig major diameter waterproof casing, it is impossible to meet big load, high pulling torque, high-revolving drilling condition uses will
The problem asked.
The technical solution adopted in the present invention is, a kind of ocean deepwater rig rotating disk, including base assembly, base assembly
Upper surface is provided with upper cover plate, is provided with turntable in the central through hole of base assembly and upper cover plate, and the reinforcing the heart mode of turntable is adopted
With four transition structures, i.e. edge reinforcing the heart main with centre circle along reinforcing the heart outer main with outer ring, the main reinforcing the heart in outer ring in the through hole of turntable
The half slot that many groups are the most corresponding, often two radial directions of group are had between edge and the outer of lining in outer, the main reinforcing the heart of inner ring
Corresponding half slot surrounds a pin-and-hole, forms three circle pin-and-holes from outside to inside, and the half slot that often group two is the most corresponding surrounds
Pin-and-hole is provided with a torque pin；Groove-projection cube structure is used between edge and inner ring main reinforcing the heart outer in the main reinforcing the heart of centre circle
Circumferentially positioned cooperation.
The ocean deepwater rig rotating disk of the present invention, is further characterized in that:
Base assembly upper end corner location is respectively equipped with a hanger for lifting, the upper cover plate window that each hanger is corresponding
Mouth position is provided with a stripper plate.
The structure of turntable is, including turn table body, turn table body is fixed with bottom race, sits and be placed with base bearing on bottom race
Internal ring；Turn table body is fixing with the auger gear ring in bevel gear pair to be connected, and the conelet gear ring in bevel gear pair is same with power shaft
Axle is fixing to be connected；The outer shroud of base bearing is supported in base assembly.
It is provided with shim pack between table top in base bearing outer shroud and base assembly.
The inner chamber front and back position of base assembly is respectively equipped with the front grease chamber of lubricating oil, rear grease chamber, and front grease chamber is corresponding to cone tooth
Wheel set, rear grease chamber corresponds to base bearing, is connected and has the oil return pipe of notch cuttype between front grease chamber with rear grease chamber.
Power shaft is set with cylinder roller bearing and self-aligning roller bearing.
The front end edge power shaft of base assembly is respectively provided on two sides with a set of retaining mechanism, the cam-type pallet in retaining mechanism
Round recessed outer with the turntable arranged in turntable is correspondingly arranged.
The invention has the beneficial effects as follows, including the following aspects:
1) rotating disk uses orthogonal contour Bevel Gear Transmission mode, big orifice, carries greatly, and driving-chain is simple, compact conformation.
2) Transition Design of multilamellar reinforcing the heart, meets sleeve pipe and the needs of marine riser of lower different size in drilling process.
3) on the premise of meeting normal drilling condition, product weight is light, and manufacturing cost is low.
4) different lifting mode, improves handling, the safety installed, dismantle.
5) power source selection scope is big, both can use hydraulic motor or electric-machine directly-driven, it is possible to use chain drive to complete
Drillng operation, uses convenient operating maintenance, can meet different type of drive, be indispensable in gas and oil in sea rig
Corollary equipment, it is adaptable to the big specification rotating disk of ocean deepwater rig.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is that the A-A in Fig. 1 rotates generalized section；
Fig. 3 is the partial structurtes schematic 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 plate, 2. base assembly, 3. turntable, 4. power shaft, 5. lining, the 6. main reinforcing the heart of inner ring, 7. centre circle master
Reinforcing the heart, the 8. main reinforcing the heart in outer ring, 9. base bearing, 10. connecting bolt, 11. bevel gear pairs, 12. shim pack, 13. bottom races, in 14.
Six square bolts, 15. oil return pipes, after 16. grease chamber, 17. front grease chambeies, 18. torque pin, 19. stripper plates, 20. hangers, 21. locking machines
Structure, 22. studs, 23. locking nuts, 24. pallets, the outer round recessed of 25. turntables.
Detailed description of the invention
The present invention is described in detail with detailed description of the invention below in conjunction with the accompanying drawings.
Description in context below is front with the side at power shaft 4 place, and by that analogy, reality is pacified in the description in other orientation
Dress situation contrasts each accompanying drawing, and embodiment product is referred to as ZP605 rotating disk.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the structure of the present invention is, including base assembly 2, base assembly 2 is cast-weld construction
Stiff rectangular body, base assembly 2 upper surface 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 uses that soket head cap screw and base assembly 2 is fixing to be connected；In the central through hole of base assembly 2 and upper cover plate 1
Being provided with turntable 3, the reinforcing the heart 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 reinforcing the heart in outer ring 8, the main reinforcing the heart of centre circle 7, the main reinforcing the heart of inner ring 6 and lining 5 are installed, along benefit main with outer ring in the through hole of turntable 3
Edge and centre circle main reinforcing the heart 7 outer, difference between the interior edge of the main reinforcing the heart of inner ring 6 and the outer of lining 5 in the heart 8 outer, the main reinforcing the heart in outer ring 8
Having the half slot that many groups are the most corresponding, the half slot that often group two is the most corresponding surrounds a pin-and-hole, forms three from outside to inside
Circle pin-and-hole (Fig. 1 embodiment is three circle pin-and-holes, often four pin-and-holes of circle), in the pin-and-hole that the half slot that often group two is the most corresponding surrounds
One torque pin 18 is installed；Traditional groove-projection is used between edge and inner ring main reinforcing the heart 6 outer in the main reinforcing the heart of centre circle 7
Structure carries out circumferentially positioned cooperation；All of torque pin 18, on the one hand make the main reinforcing the heart of turntable 3, outer ring 8, the main reinforcing the heart of centre circle 7,
The main reinforcing the heart of inner ring 6 and lining 5 are mutually butted successively, transmit moment of torsion reliably, on the other hand achieve the axis through-hole of turntable 3 by
Big to little conversion, meet the installation requirements of the sleeve pipe of different size, marine riser in drilling process；
Base assembly 2 upper end corner location is respectively equipped with a hanger 20 for lifting, it is simple to the lifting of rotating disk, installation
And transport, upper cover plate 1 the window's position of each hanger 20 correspondence is provided with a stripper plate 19, buckle closure good stripper plate during work
19, keep the concordant of turntable 3 and upper cover plate 1 upper surface；
The structure of turntable 3 is, including turn table body, turn table body is fixing with bottom race 13 even by interior six square bolts 14
Connecing, sit the internal ring being placed with base bearing 9 on the chimb that bottom race 13 is outside, bottom race 13 holds 9 in order to righting supports main shaft, makes
Obtain turn table body to realize rotating along the horizontal plane of vertical central in base assembly 2；Connecting bolt 10 is passed through on turn table body top
Fixing with the auger gear ring in bevel gear pair 11 and be connected, the conelet gear ring in bevel gear pair 11 is fixedly and coaxially connected with power shaft 4；
With reference to Fig. 3, the outer shroud (seat ring) of base bearing 9 is supported in base assembly 2, and by stud 22 and locking screw
Female 23 are 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 is the compactest.
With reference to Fig. 2, being provided with shim pack 12 between the table top in base bearing 9 outer shroud and base assembly 2, shim pack 12 can
Adjust the backlash of bevel gear pair 11；
With reference to Fig. 2, the inner chamber front and back position in base assembly 2 is respectively equipped with the front grease chamber 17 of lubricating oil, rear grease chamber 16, front
Grease chamber 17 corresponding to base bearing 9 corresponding to bevel gear pair 11, rear grease chamber 16, is connected between front grease chamber 17 with rear grease chamber 16 and has ladder
The oil return pipe 15 of type, it is achieved two tank drainbacks unimpeded, to ensure that base bearing 9, bevel gear pair 11 can sufficiently be moistened
Slide and heat radiation；
Power shaft 4 is core structure, and power shaft 4 is coaxially connected with the bevel pinion in bevel gear pair 11, power shaft 4 main body
Cylindrical is set with cylinder roller bearing and self-aligning roller bearing, is integrally mounted at base assembly 2 transmission side, power shaft 4 inner termination
Adjust backlash rear base assembly 2 axial restraint by shim pack 12 to connect；
With reference to Fig. 4, at two in Fig. 1, section B-B structure is identical, in front end edge power shaft 4 both sides of base assembly 2 respectively
Being provided with a set of retaining mechanism 21, the cam-type pallet 24 in retaining mechanism 21 is right with the outer round recessed 25 of the turntable of setting in turntable 3
Should arrange, it is achieved both apical graftings or disengaging, it is achieved by turntable in positive and negative two lockings turned to.
In embodiment, turntable 3 for 1536.7mm (being scaled 60.5in)；The main reinforcing the heart in outer ring 8 uses external diameter 60.5in's
Main reinforcing the heart；The main reinforcing the heart of centre circle 7 uses the main reinforcing the heart of external diameter 49.5in；The main reinforcing the heart of inner ring 6 uses the main reinforcing the heart of external diameter 37.5in；Lining
The through hole maximum gauge of set 5 is 257.18mm (being scaled 10.125in).
The work process of the present invention is, including following drilling condition:
1) when setting of casing or 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), by the main reinforcing the heart in outer ring 8, the main reinforcing the heart of centre circle 7, the main reinforcing the heart of inner ring 6
And the hierarchical design of lining 5, it is possible to narrow down to 257.18mm (being scaled 10.125in), this makes it possible to according to drilling condition
Need, select the reinforcing the heart of different size under coming, to enter sleeve pipe and the marine riser of corresponding specification, and support corresponding tubing string weight.
2) during drilling well and well workover, it is provided that the moment of torsion needed for drilling tool rotates in well and rotating speed.
Drilling tool rotate needed for moment of torsion and rotating speed be by power shaft 4 through bevel gear pair 11, connecting bolt 10, base bearing 9,
Turn table body, torque pin 18, the main reinforcing the heart in outer ring 8, the main reinforcing the heart of centre circle 7, the main reinforcing the heart of inner ring 6 pass to underground drill stem successively.
3) reaction torque on drill string is born with mud motor when creeping into.
During with turbine or helicoid hydraulic motor drilling well, the left and right pallet 24 in retaining mechanism 21 is inserted outside the turntable in turntable 3
In round recessed 25, so that it may locked by turntable 3, see Fig. 4, bear underground drill stem reaction torque.
Assembly of the invention (ZP605 rotating disk), installs from the kind of drive, base bearing, bevel gear pair, fixes, lift and mend
From the standpoint of the layered modes of the heart etc., power source selection scope is big, can use hydraulic motor or electric-machine directly-driven, it is possible to use chain
Bar has driven drillng operation, it is adaptable to ocean deepwater rig use, solves the big orifice required for ocean deepwater rig, big
Load, high pulling torque, the rotating disk vacancy problem of high rotating speed orthogonal Spiral Bevel Gear Transmission form, strengthen oil-gas exploration and development rig and turn
The ability to provide the auxiliary items of dish.
Claims (7)
1. an ocean deepwater rig rotating disk, it is characterised in that: including base assembly (2), base assembly (2) upper surface is installed
There is upper cover plate (1), the central through hole of base assembly (2) and upper cover plate (1) is provided with turntable (3), the reinforcing the heart side of turntable (3)
Formula uses four transition structures, the through hole of turntable (3) in along edge along reinforcing the heart main with outer ring (8) outer, the main reinforcing the heart in outer ring (8) with
Along the most corresponding with having many groups between the outer of lining (5) in centre circle main reinforcing the heart (7) outer, the main reinforcing the heart of inner ring (6)
Half slot, the half slot that often group two is the most corresponding surrounds a pin-and-hole, forms three circle pin-and-hole, often two radial directions of group from outside to inside
The pin-and-hole that corresponding half slot surrounds is provided with a torque pin (18)；Along reinforcing the heart main with inner ring in the main reinforcing the heart of centre circle (7)
(6) the circumferentially positioned cooperation of groove-projection cube structure is used between outer.
Ocean deepwater rig rotating disk the most according to claim 1, it is characterised in that: described base assembly (2) upper end
Corner location is respectively equipped with a hanger (20) for lifting, and upper cover plate (1) the window's position that each hanger (20) is corresponding is equal
It is provided with a stripper plate (19).
Ocean deepwater rig rotating disk the most according to claim 1, it is characterised in that: the structure of described turntable (3) is,
Including turn table body, turn table body is fixed with bottom race (13), is placed with the internal ring of base bearing (9) at the upper seat of bottom race (13)；Turn
Platform main body is fixing with the auger gear ring in bevel gear pair (11) to be connected, the conelet gear ring in bevel gear pair (11) and power shaft (4)
It is fixedly and coaxially connected；The outer shroud of base bearing (9) is supported in base assembly (2).
Ocean deepwater rig rotating disk the most according to claim 3, it is characterised in that: described base bearing (9) outer shroud with
Shim pack (12) it is provided with between table top in base assembly (2).
Ocean deepwater rig rotating disk the most according to claim 3, it is characterised in that: described base assembly (2) interior
Chamber front and back position is respectively equipped with the front grease chamber (17) of lubricating oil, rear grease chamber (16), and front grease chamber (17) correspond to bevel gear pair (11),
Rear grease chamber (16) corresponds to base bearing (9), is connected and has the oil return pipe of notch cuttype (15) between front grease chamber (17) with rear grease chamber (16).
Ocean deepwater rig rotating disk the most according to claim 3, it is characterised in that: described power shaft (4) is set with
Cylinder roller bearing and self-aligning roller bearing.
Ocean deepwater rig rotating disk the most according to claim 6, it is characterised in that: before described base assembly (2)
End is respectively provided on two sides with a set of retaining mechanism (21) along power shaft 4, the cam-type pallet (24) in retaining mechanism (21) and turntable
(3) the outer round recessed (25) of the turntable arranged in is correspondingly arranged.
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 true CN106320973A (en) | 2017-01-11 |
| CN106320973B CN106320973B (en) | 2018-05-15 |
Family
ID=57789333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610778481.8A Active CN106320973B (en) | 2016-08-30 | 2016-08-30 | Ocean deepwater drilling machine turntable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106320973B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632162A (en) * | 2018-12-25 | 2019-04-16 | 西安石油大学 | A kind of super large caliber drilling rotary table torque testing method |
| CN110900955A (en) * | 2019-12-16 | 2020-03-24 | 何乐明 | Hydraulic rotary table device for die of double-color injection molding machine |
| CN111636814A (en) * | 2020-05-07 | 2020-09-08 | 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 |
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 |
| 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 |
| 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 |
| CN201581802U (en) * | 2009-12-28 | 2010-09-15 | 连云港黄海机械厂有限公司 | Large-torque deep hole 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 |
| 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 |
| 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 |
-
2016
- 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 |
| CN201581802U (en) * | 2009-12-28 | 2010-09-15 | 连云港黄海机械厂有限公司 | Large-torque deep hole 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 |
| 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 |
| 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 |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632162A (en) * | 2018-12-25 | 2019-04-16 | 西安石油大学 | A kind of super large caliber drilling rotary table torque testing method |
| CN110900955A (en) * | 2019-12-16 | 2020-03-24 | 何乐明 | Hydraulic rotary table device for die of double-color injection molding machine |
| 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 |
| CN111636814A (en) * | 2020-05-07 | 2020-09-08 | 四川宏华石油设备有限公司 | Hydraulic rotary table structure |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106320973B (en) | 2018-05-15 |
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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. |