CN202718644U - Hydraulic integrated riser tensioning ring - Google Patents
Hydraulic integrated riser tensioning ring Download PDFInfo
- Publication number
- CN202718644U CN202718644U CN 201220186777 CN201220186777U CN202718644U CN 202718644 U CN202718644 U CN 202718644U CN 201220186777 CN201220186777 CN 201220186777 CN 201220186777 U CN201220186777 U CN 201220186777U CN 202718644 U CN202718644 U CN 202718644U
- Authority
- CN
- China
- Prior art keywords
- sealing
- hydraulic
- carrying body
- marine riser
- bearing
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a hydraulic integrated riser tensioning ring which comprises a bearing body. The upper end of the bearing body is provided with an inner circle step; the bearing body is concentrically connected with a drilling flow divider housing by a connecting lock pin assembly; the excircle of the bearing body is provided with an upper excircle step and a lower excircle step; the maximum outer circumference of the bearing body is sleeved with a pressure bearing ring; the inner surface of the pressure bearing ring is provided with an upper end step and a lower end step; a wear-resistant ring and a rotary seal II are arranged between the pressure bearing ring and the maximum outer circumference of the bearing body; a detachable gland is arranged in the upper end step; the gland also presses the upper excircle step of the bearing body; the upper surface of the lower end step is provided with a pressure bearing gasket; a rotary seal I is arranged between the inner circumference surface of the lower end step and the bearing body; and a hydraulic pipeline is arranged inside the bearing body. The hydraulic integrated riser tensioning ring disclosed by the utility model is applicable to the operating requirements of the deep water and ultra-deep water environments, has a large bearing capacity, is convenient and rapid to install, is simple to operate and is safe and reliable.
Description
Technical field
The utility model belongs to offshore oil drilling equipment technology field, is specifically related to a kind of hydraulic pressure monolithic marine riser tightening hoop.
Background technology
Carry out offshore oil natural gas when probing, needing one to extend to from floating drilling platform that the liquid conducting pipes of BOP under water---the Offshore Drilling Riser system is mainly used to circulating fluid.When marine riser is worked, the riser system bottom must keep certain pulling force, be used for guaranteeing the rigidity of marine riser, to avoid owing to riser system bottom pressurized, thereby damage bottom marine riser assembly and the flexible coupling of marine riser bottom, for this reason, just need to adopt the marine riser stretcher provide top-tensioned power to riser system, and the marine riser tightening hoop is the crucial load bearing equipment that marine riser stretcher and marine riser stretching device are coupled together.Its form of structure and connected mode all have material impact to performance and the safety of riser system.
At present, the tightening hoop form of existing riser system is different, and the form of all discharging terminal structure with separately marine riser stretching device structure and auxiliary line is relevant, mainly contains monolithic, split type, pure mechanically joined, hydraulic drive type etc.In addition, in the load bearing equipment of existing similar effect, the structure that sleeve pipe, oil pipe, drill pipe elevator form are also arranged, single completely different with regard to the aspect such as structural similarity, supporting capacity, security reliability and marine riser tightening hoop, can not conveniently connect and disassembling section, operating personnel's operational risk is larger, and operating efficiency and safety in utilization are not ideal enough.
Summary of the invention
The purpose of this utility model provides a kind of hydraulic pressure monolithic marine riser tightening hoop, has solved prior art connection and disassembling section complexity, the problem that operating personnel's operational risk is larger.
The technical scheme that the utility model adopts is, a kind of hydraulic pressure monolithic marine riser tightening hoop, comprise the carrying body, carrying body upper end is provided with the inner circle step, the carrying body is connected with the well drilling flow divider shell is concentric by connecting the lock pin assembly, the cylindrical of carrying body is provided with upper outside round platform rank and lower outside round platform rank
The maximum excircle of carrying body is set with bearing ring, the bearing ring external surface is equipped with hanger, the bearing ring inner surface is provided with upper end step and lower end step, is provided with wear ring and rotatory sealing II between the maximum outer circumference surface of the inner circumferential surface between bearing ring upper end step and the lower end step and carrying body; Be provided with dismountable gland in the bearing ring upper end step, gland is pressed on the upper outside round platform rank of carrying body simultaneously; Bearing ring lower end step upper surface is provided with the pressure-bearing pad, between bearing ring lower end step inner circumferential surface and the carrying body rotatory sealing I is installed, and the carrying body interior is provided with the hydraulic channel that leads to rotatory sealing I, pressure-bearing pad;
Carrying body outer round surface also is equipped with mud supercharging pipeline and discharges terminal body, hydraulic line discharge terminal body and throttling/kill line discharge terminal body.
The beneficial effects of the utility model are, having realized integrating the carrying body discharges terminal, auxiliary line discharge terminal, is connected the lock pin assembly with throttling/kill line, be connected with stretching device with the marine riser stretcher and support the use, can realize the riser system tensioning, and the linkage of carrying riser system weight, the utlity model has following characteristics:
1), the marine riser tightening hoop is monolithic construction, adopts installation, the dismounting of hydraulic operation realization and marine riser.The linker that whole process has avoided split-type structural to need operating personnel to connect under platform assembling, platform has improved the security reliability that operation connects.
2), marine riser tightening hoop throttling/kill line discharges terminal, hydraulic line and discharges terminal and is connected being connected, freeing, seal of terminal and marine riser stretching device with mud supercharging pipeline, all adopt hydraulic-driven respectively to discharge the mode that terminal seals each respective aperture on axle insertion, the disengaging marine riser stretching device pivot flange and realize.The connection procedure of whole auxiliary line discharge structure fast, safely, reliably.
3), the connection of marine riser tightening hoop is adopted and will be carried body and throttling/kill line discharge terminal, hydraulic line discharges terminal and mud supercharging pipeline is discharged the structure that termination set becomes one, this designs simplification the auxiliary line in the conventional design discharge the support Design of assembly, do not need to rotate again, dismantle auxiliary line when making the tightening hoop fitting operation and discharge assembly, simplified operation sequence.
4), the marine riser tightening hoop is designed to the rotary type hydraulic tightening hoop owing to allowing rotation during work, and frictional resistance is very little, and is therefore applied widely.Modular design by rotatory sealing I, rotatory sealing II, pressure-bearing pad and wear ring, well solved owing to mutually rotating the wear problem that produces between the tightening hoop that wind, wave, ocean current cause and the marine riser, wherein the design of pressure-bearing pad then can be in the situation that overload or fluid bearing inefficacy, allow to use in the tightening hoop short time, improved greatly the security reliability of using.
5), be designed with feather key, connection lock pin assembly in the marine riser tightening hoop.Feather key can be guaranteed rotary type hydraulic tightening hoop and correct being connected of marine riser stretching device, connecting the lock pin assembly is used for lower in working order, with rotary type hydraulic tightening hoop and the locking of current divider shell, in the situation that save the platform space position, also improved the security reliability that tightening hoop uses simultaneously.
The utility model device simple in structure, flexible and convenient operation, supporting capacity is strong, good seal performance, fast and easy connects, and can be applied to well in the middle of various marine sites, the sea situation, especially adapt to the drillng operation under the mal-conditions such as ocean deepwater, have good macroeconomic performance and Practical Performance.
Description of drawings
Fig. 1 is the utility model hydraulic pressure monolithic marine riser tensioning structure of rings schematic top plan view;
Fig. 2 is the generalized section along A-A among Fig. 1;
Fig. 3 is the generalized section along B-B among Fig. 1.
Among the figure, 1. bearing ring, 2. gland, 3. the carrying body 4. connects lock pin assembly, 5. wear ring, 6. rotatory sealing I, 7. rotatory sealing II, 8. pressure-bearing pad, 9. mud supercharging pipeline is discharged the terminal body, 10. mud pressure inlet linear sealing axle, 11. mud pressure inlet linear sealing piston, 12. feather keys, 13. hydraulic lines sealing axle, 14. hydraulic line is discharged the terminal body, 15. throttling/kill line is discharged the terminal body, 16. throttlings/kill line sealing axle, 17. throttlings/kill line packed-piston, 18. well drilling flow divider shell, 19. the marine riser stretching device, 20. hangers
In addition, K1 is that the choke flow line sealing drives pressurization mouthful I, K2 is that the choke flow line sealing drives pressurization mouthful II, K3 is that the linear sealing of mud pressure inlet drives pressurization mouthful I, K4 is that the linear sealing of mud pressure inlet drives pressurization mouthful II, and K5 is oil filler, and K6 is sealing pressure testing mouth, K7 is that the hydraulic line sealing drives pressurization mouthful I, and K8 is that the hydraulic line sealing drives pressurization mouthful II.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
With reference to Fig. 1, Fig. 2, Fig. 3, the utility model hydraulic pressure monolithic marine riser tensioning structure of rings is to comprise bearing ring 1, gland 2, carrying body 3, connect lock pin assembly 4, wear ring 5, rotatory sealing I6, rotatory sealing II7, pressure-bearing pad 8, mud supercharging pipeline is discharged terminal body 9, mud pressure inlet linear sealing axle 10, mud pressure inlet linear sealing piston 11, feather key 12, hydraulic line sealing axle 13, hydraulic line is discharged terminal body 14, throttling/kill line is discharged terminal body 15, throttling/kill line sealing axle 16, throttling/kill line packed-piston 17, well drilling flow divider shell 18, marine riser stretching device 19 forms.Wherein, Fig. 1 is marine riser tightening hoop schematic top plan view, and the hanger 20 of clear and definite bearing ring 1 and each pipeline are discharged the relevant position of terminal.Fig. 2 is the axial cut-away view of marine riser tightening hoop A-A, clear and definite mud supercharging pipeline is discharged the structure that terminal, throttling/kill line are discharged terminal, connect lock pin assembly 4, bearing ring 1, carrying body 3, bearing ring 1 and carry fluid bearing between the body 3, sealing and relevantly add, the structural representation of pressure release oil circuit.Fig. 3 is the axial cut-away view of marine riser tightening hoop B-B, and clear and definite hydraulic line is discharged the structure of terminal, and carrying body 3 and marine riser stretching device 19 are by the structure of feather key 12 location anti-rotations and the structural representation of related seals pressure testing oil circuit thereof.
With reference to Fig. 1, Fig. 2, Fig. 3, the concrete structure of the utility model hydraulic pressure monolithic marine riser tightening hoop is, comprise carrying body 3, carrying body 3 upper ends are provided with the inner circle step, be used on this inner circle step sitting putting well drilling flow divider shell 18, carrying body 3 is by connecting lock pin assembly 4 and 18 concentric connections of well drilling flow divider shell, the cylindrical of carrying body 3 is provided with upper outside round platform rank and lower outside round platform rank, the maximum excircle of carrying body 3 is set with bearing ring 1, bearing ring 1 external surface is equipped with hanger 20, bearing ring 1 inner surface is provided with upper end step and lower end step, is provided with two groups of wear rings 5 and two groups of rotatory sealing II7 between the maximum outer circumference surface of the inner circumferential surface between bearing ring 1 upper end step and the lower end step and carrying body 3; Be provided with dismountable gland 2 in bearing ring 1 upper end step, gland 2 is pressed on the upper outside round platform rank of carrying body 3 simultaneously; Bearing ring 1 lower end step upper surface is provided with pressure-bearing pad 8, between bearing ring 1 lower end step inner circumferential surface and the carrying body 3 two groups of rotatory sealing I6 are installed, rotatory sealing I6, wear ring 5 and rotatory sealing II7 consist of one group of fluid bearing, and carrying body 3 inside are provided with two groups of hydraulic channels that lead to pressure-bearing pad 8, rotatory sealing I6.One group of hydraulic channel is connected with the oil filler K5 that carries body 3 external surfaces, and another group hydraulic channel is by the sealing pressure testing mouth K6 connection of the hydraulic pressure port of export between rotatory sealing I6 with carrying body 3 external surfaces.
Carrying body 3 outer round surface also are equipped with mud supercharging pipeline and discharge terminal body 9, hydraulic line discharge terminal body 14 and throttling/kill line discharge terminal body 15, mud supercharging pipeline is discharged the mud pressure inlet linear sealing axle 10 of terminal body 9 inside, the grease chamber that consists of by itself and mud pressure inlet linear sealing piston 11 drives and is connected, and mud pressure inlet linear sealing axle 10 two ends are connected with respectively that the linear sealing of mud pressure inlet drives pressurization mouthful I K3 and the linear sealing of mud pressure inlet drives a pressurization mouth IIK4; The throttling of throttling/kill line discharge terminal body 15 inside/kill line sealing axle 16, the grease chamber that consists of by itself and throttling/kill line packed-piston 17 drives and is connected, and throttling/kill line sealing axle 16 two ends are connected with respectively that the choke flow line sealing drives pressurization mouthful I K1 and the choke flow line sealing drives a pressurization mouth IIK2; Equally, hydraulic line is discharged the hydraulic line sealing axle 13 of terminal body 14 inside, discharge grease chamber that terminal body 14 consists of by itself and hydraulic line and drive and is connected, these hydraulic line sealing axle 13 two ends are connected with respectively that the hydraulic line sealing drives pressurization mouthful I K7 and the hydraulic line sealing drives a pressurization mouth II K8;
Carrying body 3 lower end internal circular surfaces also are provided with feather key 12, are used for 19 times fashionable location of marine riser stretching device.
The auxiliary pipe discharge of marine riser tightening hoop terminal seals with being connected of marine riser stretching device 19 or frees, and all is that the mode that adopts hydraulic-driven respectively to discharge corresponding matching hole on terminal sealing axle insertion or disengaging marine riser stretching device 19 pivot flanges realizes.
Under the case of emergency, throttling/kill line is discharged terminal, hydraulic line and is discharged terminal and is connected terminal with mud supercharging pipeline and seals with being connected of marine riser stretching device 19 or free, also can adopt machinery or pneumatic actuation respectively to discharge terminal sealing axle, the mode in corresponding matching hole realizes on insertion or disengaging marine riser stretching device 19 pivot flanges.
The operating principle of the utility model device is: adopt carrying body 3 and throttling/kill line to discharge terminal, auxiliary line discharge terminal, be connected the whole structural scheme that lock pin assembly 4 is integrated in one; Carrying body 3 all adopts hydraulic driving mode with current divider shell 18 and 19 dismountings of marine riser stretching device, installation; Between bearing ring 1 and carrying body 3, be provided with fluid bearing, to realize that low friction is rotatably connected and the transmission of bearing pressure.After being connected of tightening hoop and marine riser stretching device 19, can realize rotary fixed form (rotation realizes by fluid bearing).The utility model can realize that by the enforcement of such scheme connection is reliable, load-carrying properties are good, easily aligns, and characteristic simple to operate, and can effectively reduce installation labour intensity, improve the operating efficiency of operation on the sea.
Rotary-type hydraulic pressure monolithic marine riser tightening hoop of the present utility model is divided into three parts from function, and namely main bearing part, pipeline are discharged terminal part, fluid bearing and relevant oiling and hermetic unit thereof.
Main bearing part is made of bearing ring 1, gland 2, carrying body 3, connection lock pin assembly 4, feather key 12.During assembling, at first will carry body 3 and pass the bearing ring 1 that installs sealing, wear ring 5, connects lock pin assembly 4, then gland 2 is sat and be placed on the bearing ring 1, by carrying bearing ring 1 on the hanger 20, it is contacted with gland 2, rotating pressure-bearing ring 1, its bolt hole and gland 2 are aligned, then bolt tightening is fixed on gland 2 on the bearing ring 1 reliably, pass through at last pouring orifice K5 to injection liquid force feed between bearing ring 1, the carrying body 3, until bearing ring 1, gland 2 were driven into the installation assigned address by hydraulic oil after, main bearing part was namely assembled complete.Tightening hoop is locked itself and current divider shell 18 with connecting lock pin assembly 4, and is suspended on below the table beam when off working state.When being lowered to marine riser stretching device 19, connect lock pin assembly 4 and unclamp tightening hoop, transfer stretcher, tightening hoop and current divider shell 18 are broken away from, and tightening hoop enters the operating position, at this moment, marine riser stretching device 19 is lowered to along the feather key 12 of tightening hoop inner surface, marine riser stretching device 19 pivot flange inclined-planes contact with the tightening hoop supporting oblique surface, and stretcher is started working, and tightening hoop just enters duty.The weight of whole riser system is delivered to carrying body 3 by the sloping platform rank of marine riser stretching device 19 and 3 of bodies of carrying, is delivered to bearing ring 1 by carrying body 3 through fluid bearing again, and finally the hanger 20 by bearing ring 1 is delivered to the marine riser stretcher.
The effect that pipeline is discharged terminal is that liquid in the auxiliary pipe of marine riser stretching device is sent to transition apparatus on the drilling floor surface through high-pressure hose.With reference to Fig. 1, pipeline is discharged terminal and is mainly discharged terminal by two hydraulic lines that are arranged symmetrically with, and two throttling that is arranged symmetrically with/kill lines are discharged terminal, and a mud supercharging pipeline discharge terminal consists of.Wherein, terminal body 9 usefulness bolts discharged by mud supercharging pipeline and carrying body 3 links to each other, with mud pressure inlet linear sealing axle 10, mud pressure inlet linear sealing piston 11, and related seals assemble one of rear formation and add the pressure release grease chamber, by pressurization mouth K3 and K4 shown in Figure 2, drive mud pressure inlet linear sealing axle 10 move left and right, just can reach with marine riser stretching device 19 pivot flanges on corresponding mud supercharging pipeline tap connect or the purpose of disengagement.Equally, hydraulic line discharge terminal body 14 also with bolt and carrying body 3 link to each other, with hydraulic line sealing axle 13, and related seals assemble one of rear formation and add the pressure release grease chamber, by pressurization mouth K7 and K8 shown in Figure 3, drive hydraulic line sealing axle 13 move left and right, reach with marine riser stretching device 19 pivot flanges on the corresponding hydraulic line tap purpose connecting or throw off.Identical with it, terminal body 15 usefulness bolts are discharged in throttling/kill line and carrying body 3 links to each other, with throttling/kill line sealing axle 16, throttling/kill line packed-piston 17, and related seals assemble one of rear formation and add the pressure release grease chamber, by pressurization mouth K1 and K2 shown in Figure 2, drive throttling/kill line packed-piston 17 move left and right, just can reach with marine riser stretching device 19 pivot flanges on corresponding throttling/kill line tap connect or the purpose of disengagement.
Fluid bearing and relevant oiling thereof, the effect of hermetic unit are to allow the low friction rotation of tightening hoop, mainly comprise wear ring 5, rotatory sealing I6, rotatory sealing II7, pressure-bearing pad 8.As shown in Figure 2, through pouring orifice K5, to injection liquid force feed between bearing ring 1, the carrying body 3, and with the form that rotatory sealing I6, rotatory sealing II7 seal, bring into play the effect of fluid bearing.During work, need fluid bearing to be carried out the detection of hydraulic pressure through sealing pressure testing mouth K6 shown in Figure 3, after the hydraulic pressure of fluid bearing inside met the requirements, bearing ring 1 just can rotate with carrying body 3 safely mutually.Pressure-bearing pad 8 and two groups of wear rings 5 are installed between bearing ring 1 and the carrying body 3, wear ring 5 is used for solving between tightening hoop and the marine riser because mutually rotating the wear problem that produces, 8 on pressure-bearing pad is used in the situation that overload, fluid bearing were lost efficacy, and allowed the short-term of tightening hoop to use.
The work that cooperatively interacts by above-mentioned three parts, hydraulic pressure monolithic marine riser tightening hoop just can realize carrying the weight of whole riser system, when work around marine riser rotate, liquid is sent to three effects on the drilling floor surface through high-pressure hose in the auxiliary pipe with marine riser.
Technique effect of the present utility model is: be adapted to the hydraulic pressure monolithic marine riser tightening hoop of deep water, super deepwater environment job requirements, it is large, quick and easy for installation, simple to operate, safe and reliable that it has a bearing capacity.When connection is installed, outwards retract as long as connect lock pin assembly 4 lock pins by hydraulic-driven, can realize the disengagement of marine riser tightening hoop and well drilling flow divider shell 18; With hydraulic-driven mud pressure inlet linear sealing axle 10, hydraulic line sealing axle 13, throttling/kill line sealing axle 16 centripetal stretching out, can realize being connected of marine riser tightening hoop and marine riser stretching device 19 pivot flanges.
Claims (7)
1. hydraulic pressure monolithic marine riser tightening hoop, its characteristics are: comprise carrying body (3), carrying body (3) upper end is provided with the inner circle step, carrying body (3) is by connecting lock pin assembly (4) and concentric connection of well drilling flow divider shell (18), the cylindrical of carrying body (3) is provided with upper outside round platform rank and lower outside round platform rank
The maximum excircle of carrying body (3) is set with bearing ring (1), bearing ring (1) external surface is equipped with hanger (20), bearing ring (1) inner surface is provided with upper end step and lower end step, is provided with wear ring (5) and rotatory sealing II (7) between the maximum outer circumference surface of the inner circumferential surface between bearing ring (1) upper end step and the lower end step and carrying body (3); Be provided with dismountable gland (2) in bearing ring (1) upper end step, gland (2) is pressed on the upper outside round platform rank of carrying body (3) simultaneously; Bearing ring (1) lower end step upper surface is provided with pressure-bearing pad (8), between bearing ring (1) lower end step inner circumferential surface and the carrying body (3) rotatory sealing I (6) is installed, carrying body (3) inside is provided with the hydraulic channel that leads to rotatory sealing I (6), pressure-bearing pad (8);
Described carrying body (3) outer round surface also is equipped with mud supercharging pipeline and discharges terminal body (9), hydraulic line discharge terminal body (14) and throttling/kill line discharge terminal body (15).
2. hydraulic pressure monolithic marine riser tightening hoop according to claim 1, it is characterized in that: described carrying body (3) lower end internal circular surfaces also is provided with feather key (12), guide finger or alignment pin.
3. hydraulic pressure monolithic marine riser tightening hoop according to claim 1, it is characterized in that: described wear ring (5), rotatory sealing I (6) and rotatory sealing II (7) are two groups.
4. according to claim 1,2 or 3 described hydraulic pressure monolithic marine riser tightening hoops, it is characterized in that: described connection lock pin assembly (4) adopts hydraulic operation, machinery or pneumatic structure.
5. according to claim 1,2 or 3 described hydraulic pressure monolithic marine riser tightening hoops, it is characterized in that: the two ends that described mud supercharging pipeline is discharged the inner mud pressure inlet linear sealing axle (10) of terminal body (9) are respectively arranged with that the linear sealing of mud pressure inlet drives pressurization mouthful I (K3) and the linear sealing of mud pressure inlet drives a pressurization mouthful II (K4); Throttling/kill line is discharged the inner throttling of terminal body (15)/kill line sealing axle (16) two ends and is respectively arranged with that the choke flow line sealing drives pressurization mouthful I (K1) and the choke flow line sealing drives a pressurization mouth II (K2); Equally, hydraulic line is discharged inner hydraulic line sealing axle (13) two ends of terminal body (14) and is respectively arranged with that the hydraulic line sealing drives pressurization mouthful I (K7) and the hydraulic line sealing drives a pressurization mouth II (K8).
6. according to claim 1,2 or 3 described hydraulic pressure monolithic marine riser tightening hoops, it is characterized in that: described mud supercharging pipeline is discharged terminal body (9), hydraulic line discharges terminal body (14) and throttling/kill line discharge terminal body (15) adopts respectively machinery or pneumatic driving structure.
7. according to claim 1,2 or 3 described hydraulic pressure monolithic marine riser tightening hoops, it is characterized in that: described hydraulic channel is connected with the oil filler (K5) of carrying body (3) external surface, and the hydraulic pressure port of export of rotatory sealing I (6) is connected with the sealing pressure testing mouth (K6) of carrying body (3) external surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220186777 CN202718644U (en) | 2012-04-27 | 2012-04-27 | Hydraulic integrated riser tensioning ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220186777 CN202718644U (en) | 2012-04-27 | 2012-04-27 | Hydraulic integrated riser tensioning ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202718644U true CN202718644U (en) | 2013-02-06 |
Family
ID=47620470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220186777 Expired - Fee Related CN202718644U (en) | 2012-04-27 | 2012-04-27 | Hydraulic integrated riser tensioning ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202718644U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661125A (en) * | 2012-04-27 | 2012-09-12 | 宝鸡石油机械有限责任公司 | Hydraulic integral-type tensioning ring of water separation tube |
| CN103498642A (en) * | 2013-09-16 | 2014-01-08 | 宝鸡石油机械有限责任公司 | Rotation split type tensioning ring of marine riser |
| CN109577878A (en) * | 2018-12-25 | 2019-04-05 | 兰州兰石能源装备工程研究院有限公司 | Marine riser tightening hoop with automatic fastening function |
| CN111691834A (en) * | 2020-06-12 | 2020-09-22 | 广州海洋地质调查局 | Emergency hanging tubular column system and method for deepwater marine riser |
-
2012
- 2012-04-27 CN CN 201220186777 patent/CN202718644U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661125A (en) * | 2012-04-27 | 2012-09-12 | 宝鸡石油机械有限责任公司 | Hydraulic integral-type tensioning ring of water separation tube |
| CN102661125B (en) * | 2012-04-27 | 2014-04-02 | 宝鸡石油机械有限责任公司 | Hydraulic integral-type tensioning ring of water separation tube |
| CN103498642A (en) * | 2013-09-16 | 2014-01-08 | 宝鸡石油机械有限责任公司 | Rotation split type tensioning ring of marine riser |
| CN103498642B (en) * | 2013-09-16 | 2015-11-18 | 宝鸡石油机械有限责任公司 | A kind of rotary-type split type marine riser tightening hoop |
| CN109577878A (en) * | 2018-12-25 | 2019-04-05 | 兰州兰石能源装备工程研究院有限公司 | Marine riser tightening hoop with automatic fastening function |
| CN111691834A (en) * | 2020-06-12 | 2020-09-22 | 广州海洋地质调查局 | Emergency hanging tubular column system and method for deepwater marine riser |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4221269A (en) | Pipe spinner | |
| US7743853B2 (en) | Top drive drilling apparatus | |
| CN202718644U (en) | Hydraulic integrated riser tensioning ring | |
| NO20131156A1 (en) | Rotary type of latch bar drill pipe coupling | |
| CN103498642B (en) | A kind of rotary-type split type marine riser tightening hoop | |
| CN102661125B (en) | Hydraulic integral-type tensioning ring of water separation tube | |
| CN201778669U (en) | Locking piece connecting type marine riser device | |
| CN216279893U (en) | Glass fiber reinforced plastic composite pipeline convenient to connect | |
| CN104481451B (en) | A kind of top drive cementing cement head | |
| CN103122753B (en) | A kind of typhoon protection drilling water-separation pipe Layer Near The Sea Surface is detached from and tieback assembly | |
| CN201293161Y (en) | Pushing and grabbing riser quick joint | |
| CN217129466U (en) | Annular hydraulic locking type rotary control head device | |
| CN208310684U (en) | A kind of power head | |
| CN215672015U (en) | Power system for drill rod drilling machine and drill rod drilling machine | |
| CN201909132U (en) | Central rotary joint for vehicle washing with charged water | |
| CN202023512U (en) | Quickly connected marine riser device | |
| CN116677310A (en) | Rotary blowout-preventing hydraulic turntable | |
| CN201738829U (en) | Pipe connector | |
| CN104695889A (en) | Integrated blowout preventer for non-well killing operation machine | |
| CN102168529B (en) | Bolt-driven double-cone locking piece type riser connector | |
| CN204324769U (en) | Centre revolving device, assistant drive system and engineering truck | |
| CN209688304U (en) | A kind of pipeline work face converter | |
| CN202082531U (en) | Hydraulic rotary joint | |
| CN201680089U (en) | Hydraulic pipeline connecting device of revolving body | |
| CN202733257U (en) | Anti-rotation plug-turn-type hose joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20150427 |
|
| EXPY | Termination of patent right or utility model |