CN204627551U - Offshore petroleum drilling function flexible pipe connects and emergency release - Google Patents
Offshore petroleum drilling function flexible pipe connects and emergency release Download PDFInfo
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- CN204627551U CN204627551U CN201520337827.1U CN201520337827U CN204627551U CN 204627551 U CN204627551 U CN 204627551U CN 201520337827 U CN201520337827 U CN 201520337827U CN 204627551 U CN204627551 U CN 204627551U
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Abstract
The utility model discloses a kind of offshore petroleum drilling function flexible pipe to connect and emergency release, for realizing the special purpose device that drilling well supporting platform is connected with functional liquid transporting hose between wellhead platform, the functions such as this device comprises flexible pipe handling in groups, flexible pipe is connected with hard tube, the emergent release of flexible pipe maintain and replace, flexible pipe.Above function is realized by drilling well supporting platform end module and wellhead platform end module.The utility model can meet completely run in offshore oil and gas exploitation functional liquid transporting hose connection procedure comprise handling between flexible pipe platform, flexible pipe is connected with hard tube, flexible pipe maintain and replace, flexible pipe are met an urgent need the practical operation demand such as to free, and take into account high efficiency, device that reliability, safety are integrated, successfully achieve the conveying of offshore petroleum drilling functional liquid between drilling well supporting platform and wellhead platform by this device.
Description
Technical field
The invention belongs to ocean engineering technology, be specifically related to a whole set of and be connected with special function liquid transmission flexible pipe between wellhead platform for realizing drilling well supporting platform, and meet the device of Offshore Operation practical operation demand adaptation offshore oil and gas mining operations operating mode.
Background technology
Marine oil and gas exploitation drilling well industry, as shown in Figures 1 to 3, to be connected with conduction pipe frame or tension leg platform (TLP) by drilling well supporting platform 62 and to provide mud, cement, fuel oil, fresh water etc. required for operation functional liquid and electric power, control signal etc. by supporting platform 62, carry out productivity drilling well, well workover or completion practice, this kind of oil-gas mining pattern good economy performance, extremely industry circle applied widely are favored.
The conveying of above functional liquid between drilling well supporting platform 62 and import platform 63 liang of platforms is realized by the fixed pipelines on special heavy caliber, high pressure, flexible pipe 60 connecting platform, these function flexible pipes not only need under severe sea condition, complete assembling docking to be realized steadily, continues reliable delivery functional liquid, and quick-release under the emergency rating of the such as accident such as fire, blowout can be there is thus two platforms realizing linking together are withdrawn rapidly in drilling operation course, avoid accident to spread to the other side's platform.
The method of attachment of offshore petroleum drilling existing function flexible pipe relies on the hoisting facilities such as extraneous loop wheel machine completely to assist down the connection completing hose end union joint and platform fixed pipelines union joint by manpower one by one.
Above method major defect is low at two platform handling joint efficiencies by root flexible pipe, in heavy hose end union joint and platform fixed pipelines union joint rely on manpower completely and loop wheel machine is auxiliary realize both space articulation difficulty and the very big whole operating process of workload there is security risk, later stage flexible pipe is safeguarded and is changed difficulty, the possibility fallen in the sea is just had once the connection union connector hose opened between flexible pipe and hard tube, emergency rating is difficult to realize quick flexible pipe and frees and two platforms are withdrawn.
Summary of the invention
The present invention successfully avoid above shortcoming in conjunction with practical experience and peculiar technology by drilling well supporting platform end module and wellhead platform end inside modules organization establishes and achieves function flexible pipe between drilling well supporting platform pattern oil-gas mining platform and be connected, and solves the problem run in marine professional associative operation process.
In order to achieve the above object, the invention provides a kind of offshore petroleum drilling function flexible pipe and connect and emergency release, comprise the drilling well supporting platform end module being positioned at drilling well supporting platform side, and be positioned at the wellhead platform end module of wellhead platform side; Function flexible pipe is connected between described drilling well supporting platform end module and described wellhead platform end module.
Described drilling well supporting platform end module comprises band and imports plate flexible pipe pack support, is arranged on described band and imports flexible pipe pack support on plate flexible pipe pack support and hoisting eye plate, the union docking guiding mechanism be arranged at intervals on described flexible pipe pack support and hoisting eye plate plate face, and the union joint of the short bend pipe of steel that described in each, union docking guiding mechanism wears and the short bend pipe upper end of described steel; The quick-release special self-locking joint that bend pipe upper end short in described steel is connected is provided with below described union docking guiding mechanism; Described union docking guiding mechanism is equipped with steel short bend pipe locking door bolt.
Described wellhead platform end module comprises flexible pipe link block pedestal, and described flexible pipe link block pedestal is provided with short tube group pedestal, and described short tube group pedestal is fixed with the short bend pipe of multiple steel; Described steel short bend pipe top elbow end arranges inner end union joint; Described steel short bend pipe bottom straight tube end arranges outer end union joint; Described flexible pipe link block pedestal is also provided with flexible pipe group hoisting eye plate and shackle, and steel short bend pipe group locking door bolt.
Under preferred embodiment, the described union docking guiding mechanism of described drilling well supporting platform end module comprises the square supporting plate worn for pipe fitting, and four corners of described square supporting plate arrange screw rod and lifting nut respectively.In addition, described union docking guiding mechanism is positioned at the passage port that pipe fitting wears and is provided with fixing snap ring.
Wherein, the structure of described steel short bend pipe locking door bolt and described steel short bend pipe group locking door bolt is the structure that latch lever arranges locking pin, and described latch lever is fixed on matrix side by iron chains.
For marine oil and gas production industry special operation condition, for realizing the device that drilling well supporting platform is connected with drilling well special function liquid transmission flexible pipe between wellhead platform, be made up of drilling well supporting platform module and wellhead platform module, can meet completely run in offshore oil and gas exploitation functional liquid transporting hose connection procedure comprise handling between flexible pipe platform, flexible pipe is connected with hard tube, flexible pipe maintain and replace, flexible pipe is emergent the practical operation demand such as to free, and take into account high efficiency, reliability, the device that safety is integrated, the conveying of offshore petroleum drilling functional liquid between drilling well supporting platform and wellhead platform is successfully achieved by this device.
Accompanying drawing explanation
Fig. 1 is the status architecture schematic diagram of drilling well supporting platform and wellhead platform.
Fig. 2 is the enlarged diagram of A drilling well supporting platform end module position in Fig. 1.
Fig. 3 is the enlarged diagram of wellhead platform end module position in B place in Fig. 1.
Fig. 4 is drilling well supporting platform end module and key building block structural representation.
Fig. 5 is drilling well supporting platform end movable part structural representation.
Fig. 6 is union joint docking guiding mechanism detail drawing.
Fig. 7 is wellhead platform end module and key building block structural representation.
Fig. 8 is wellhead platform end module activities modular construction schematic diagram.
Detailed description of the invention
The functions such as of the present invention to the effect that a set of for realizing the special purpose device that drilling well supporting platform is connected with functional liquid transporting hose between wellhead platform, this device comprises flexible pipe handling in groups, flexible pipe is connected with hard tube, the emergent release of flexible pipe maintain and replace, flexible pipe.Above device is made up of drilling well supporting platform end module and wellhead platform end module.
The structure and working principle of offshore petroleum drilling function flexible pipe connection as of the present invention in Fig. 2 ~ 8 and quick release device.
The present invention realizes drilling well supporting platform and is connected with drilling well functional liquid transporting hose between wellhead platform and the device of quick-release, include and import plate flexible pipe pack support 1 by band, the short bend pipe 2 of steel, union joint 3, union docking guiding mechanism 4, steel short bend pipe locking door bolt 5, quick-release special self-locking joint 6, drilling well supporting platform end module (as shown in Figure 4) that flexible pipe pack support and hoisting eye plate 7 form, and by flexible pipe link block pedestal 8, the short bend pipe 9 of steel, inner end union joint 10, short tube group pedestal 11, flexible pipe group hoisting eye plate and shackle 12, steel short bend pipe group locking door bolt 13, the wellhead platform end module (as Fig. 7) that outer end union joint 14 forms.Two intermodules achieve offshore petroleum drilling functional liquid by special hose 60 connection and transmit between two platforms.In Fig. 4, label 61 is platform fixed pipelines.Quick-release special self-locking joint 6 can select existing product, as CAMERON SD-10894 type product.
Drilling well supporting platform end module and wellhead platform end module arrange the short bend pipe 2 of steel respectively and commonly use pipeline with 9 and end petroleum industry and be connected union joint 3 and 10,14, and the steel hard tube achieved on platform is connected with function flexible pipe between platform.
The short bend pipe 2 of steel of drilling well supporting platform end module is by flexible pipe pack support and hoisting eye plate 7 and union docking guiding mechanism 4 achieves self and supporting platform is fixed.The short bend pipe 9 of steel of wellhead platform end module is by short tube group pedestal 11 and flexible pipe link block pedestal 8 achieves self and wellhead platform is fixed.
The union docking guiding mechanism 5 of drilling well supporting platform end module is that the union joint adjusting steel short bend pipe 2 upper end from four orientation by the lift adjustment bolt acting on the short bend pipe of steel 2 four orientation makes it to fit like a glove with the relative tertiary location of platform fixed pipelines union joint thus realizes the union joint that heavy flexible pipe engages up and down and docking without additional facilities and screwing for auxiliary time.
The quick-release special self-locking joint of drilling well supporting platform end module is for the connecting hose under emergency rating during implementation platform operation between quick-release two platform.Many flexible pipes between two platforms are made to integrate grouping according to certain features by short tube group pedestal 11 on drilling well supporting platform end module top hose pack support and hoisting eye plate 7 and wellhead platform end module, and be connected by loop wheel machine and the hoisting eye plate on flexible pipe pack support and hoisting eye plate 7 or flexible pipe group hoisting eye plate and shackle 12, to achieve between two platforms the lifting transhipment objects such as flexible pipe installing/dismounting, the importing plate design that band imports plate flexible pipe pack support 1 and flexible pipe link block pedestal 8 end ensure that flexible pipe group imports commitment positions when handling is installed under stormy waves sea situation smoothly.
In drilling well supporting platform end module and wellhead platform end module, be provided with steel short bend pipe locking door bolt 5 and steel short bend pipe group locking door bolt 13 respectively, guarantee function flexible pipe in drilling operation course and dismounting, handling installation process can not accidental.
Offshore petroleum drilling function flexible pipe connects and many root functionalitys liquid transmission flexible pipe in above-mentioned drilling process is classified according to functional type, bore and pressure rating by quick release device, integrate in groups by short tube group pedestal 11 on drilling well supporting platform end module top hose pack support and hoisting eye plate 7 and wellhead platform end module, be convenient to grouping handling and management increase work efficiency.During marine petroleum exploitation drillng operation, these function flexible pipes and attached wellhead platform end module (shown in Fig. 5 content) are usually in the company of completing and the installation in advance of drilling well supporting platform end, and movable part (shown in Fig. 8 content) has also been connected to the end of flexible pipe and has been stored on drilling well supporting platform on these flexible pipes and wellhead platform end mould, wellhead platform modular substrate 8 has been that fixed component permanent weld is at wellhead platform end.When realize after drilling well supporting platform arrives wellhead platform and completes anchoring location operation two platform relative positions fixing after, also handling is connected to wellhead platform modular substrate 8 place with flexible pipe group hoisting eye plate and shackle 12 by the loop wheel machine on drilling well supporting platform, the short bend pipe of steel 9 and modular substrate 8 extend out type guide plate and to contact at first and guide spool group pedestal 11 drops in modular substrate 8 upper groove and then closes short tube group and lock the door bolt 13 now steady job of complete function flexible pipe between two platforms, then inner end union joint 10 is made to be connected with the hose end union joint that wellhead platform has laid, thus complete flexible pipe connection between two platforms and can start to carry drilling well functional liquid.After drillng operation terminates, reverse above operating procedure can complete the disassembling of function flexible pipe, recovery operation.Above process is that an oil drilling function flexible pipe connects and removal process, repeats above operation during oil field operation next time.
The short bend pipe 2 of steel of drilling well supporting platform end module is sitting in band by flexible pipe pack support and hoisting eye plate 7 and union docking guiding mechanism 4 and imports on plate flexible pipe pack support 1 and to connect with attaching nut, achieves function flexible pipe fixing at supporting platform end.
The short bend pipe 9 of steel of wellhead platform end module is fitted together to by the groove on short tube group pedestal 11 and flexible pipe link block pedestal 8 and achieves function flexible pipe fixing at wellhead platform end.The space that above setting achieves function flexible pipe hangs, these two fixed ends bear the weight of flexible pipe and inside hose medium and the active force of relative motion generation between extraneous wind-force and platform, such setting avoids to be mentioned on the union joint that function inside hose tension force is delivered between platform fixed pipelines and flexible pipe due to above-mentioned, makes these union joint tensions cannot disassemble too greatly maintenance and disassemble the problem that rear hose free end is difficult to fix.
As shown in Figure 6, union docking guiding mechanism 4 in drilling well supporting platform end module, be be arranged in and the short bend pipe of steel 2 fix lifting nut 43 screw rod 44 of snap ring 41 below on square supporting plate 42 4 angles by adjusting four groups up and down and realize union joint relative position adjustment in fixed pipelines end on steel short bend pipe 2 end union joint and platform and finally reach the union joint that the two locus kiss merga pass external force screws engagement, thus solve the problem that heavy pipeline connects during maintenance and repair and disassemble difficulty under stormy waves sea situation.Concrete operations are for make it move up and down along screw rod 44 by spanner rotation and lifting nut 43, screw rod 44 lower end and flexible pipe pack support 7 power of having an effect is fixed snap ring 41 move from being promoted the square supporting plate in upper end 42 and the short bend pipe 2 of steel that contacts with it, under contrary lifting nut height, timing steel short bend pipe 2 corresponding angles start to move down under gravity, thus realize the locus adjustment of the short bend pipe 2 of steel and top union joint.
The emergent release of this covering device is realized by the quick-release special self-locking joint 6 in drilling well supporting platform end module, this special self-locking joint is made up of the stepped ramp type self-locking thread component of upper and lower two pieces of engagements, and to be furnished with lock bolt be field of oil drilling shaped article, when running into emergency rating and needing connecting hose quick-release, twist off lock bolt and double thread part a little the reverse separation of external force just can realize quick-release, its reliability is verified.
The short bend pipe group locking of steel in door bolt 5 and wellhead platform end module door bolt 13 locked by the short bend pipe of drilling well supporting platform end module steel, be arranged on the retaining mechanism on the short bend pipe 2 of every root steel and short tube group pedestal 11, it is made up of the lock bolt of one piece of horizontal handle lever with the rotating dog and other one end that are arranged in its one end, during duty, horizontal handle one end lock bolt is locked, first unclamp lock bolt during dismounting and with the horizontal handle of bearing pin central rotation to open position, use simple and reliable.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (4)
1. offshore petroleum drilling function flexible pipe connects and an emergency release, comprises the drilling well supporting platform end module being positioned at drilling well supporting platform (62) side, and is positioned at the wellhead platform end module of wellhead platform (63) side; Function flexible pipe (60) is connected between described drilling well supporting platform end module and described wellhead platform end module; It is characterized in that,
Described drilling well supporting platform end module comprises band and imports plate flexible pipe pack support (1), is arranged on described band and imports flexible pipe pack support on plate flexible pipe pack support (1) and hoisting eye plate (7), union docking guiding mechanism (4) be arranged at intervals on described flexible pipe pack support and hoisting eye plate (7) plate face, and the union joint (3) of the short bend pipe of steel (2) that described in each, union docking guiding mechanism (4) wears and the short bend pipe of described steel (2) upper end; Described union docking guiding mechanism (4) below is provided with the quick-release special self-locking joint (6) be connected with the short bend pipe of described steel (2) upper end; Described union docking guiding mechanism (4) is equipped with short bend pipe locking door bolt (5) of steel;
Described wellhead platform end module comprises flexible pipe link block pedestal (8), described flexible pipe link block pedestal (8) is provided with short tube group pedestal (11), described short tube group pedestal (11) is fixed with the short bend pipe of multiple steel (9); The short bend pipe of described steel (9) top elbow end arranges internal thread union joint (10); The short bend pipe of described steel (9) bottom straight tube end arranges external screw thread union joint (14); Described flexible pipe link block pedestal (8) is also provided with flexible pipe group hoisting eye plate and shackle (12), and short bend pipe group locking door bolt (13) of steel.
2. offshore petroleum drilling function flexible pipe connects and emergency release according to claim 1, it is characterized in that, described union docking guiding mechanism (4) of described drilling well supporting platform end module comprises the square supporting plate (42) worn for pipe fitting, and four corners of described square supporting plate (42) arrange screw rod (44) and lifting nut (43) respectively.
3. offshore petroleum drilling function flexible pipe connects and emergency release according to claim 2, it is characterized in that, described union docking guiding mechanism (4) is positioned at the passage port that pipe fitting wears and is provided with fixing snap ring (41).
4. offshore petroleum drilling function flexible pipe connects and emergency release according to claim 1, it is characterized in that, the structure of described steel short bend pipe locking door bolt (5) and short bend pipe group locking door bolt (13) of described steel is the structure that latch lever arranges locking pin, and described latch lever is fixed on matrix side by iron chains.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520337827.1U CN204627551U (en) | 2015-05-20 | 2015-05-20 | Offshore petroleum drilling function flexible pipe connects and emergency release |
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| CN201520337827.1U CN204627551U (en) | 2015-05-20 | 2015-05-20 | Offshore petroleum drilling function flexible pipe connects and emergency release |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194117A (en) * | 2016-08-12 | 2016-12-07 | 中国海洋石油总公司 | A kind of method optimizing marine unmanned wellhead platform main process pipelines pressure rating |
| CN110454109A (en) * | 2019-08-12 | 2019-11-15 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Blowout prevention hose hanging apparatus and hanging method in a kind of well control |
| CN112681992A (en) * | 2021-01-06 | 2021-04-20 | 中海油田服务股份有限公司 | Shipborne coiled tubing equipment and offshore operation system |
-
2015
- 2015-05-20 CN CN201520337827.1U patent/CN204627551U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194117A (en) * | 2016-08-12 | 2016-12-07 | 中国海洋石油总公司 | A kind of method optimizing marine unmanned wellhead platform main process pipelines pressure rating |
| CN110454109A (en) * | 2019-08-12 | 2019-11-15 | 中国石油集团川庆钻探工程有限公司长庆钻井总公司 | Blowout prevention hose hanging apparatus and hanging method in a kind of well control |
| CN112681992A (en) * | 2021-01-06 | 2021-04-20 | 中海油田服务股份有限公司 | Shipborne coiled tubing equipment and offshore operation system |
| CN112681992B (en) * | 2021-01-06 | 2023-08-15 | 中海油田服务股份有限公司 | Offshore operation system |
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