CN112593888B - Umbilical cable deployment and underwater docking device - Google Patents
Umbilical cable deployment and underwater docking device Download PDFInfo
- Publication number
- CN112593888B CN112593888B CN202011426563.9A CN202011426563A CN112593888B CN 112593888 B CN112593888 B CN 112593888B CN 202011426563 A CN202011426563 A CN 202011426563A CN 112593888 B CN112593888 B CN 112593888B
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- underwater
- hydraulic
- joint
- interface
- umbilical
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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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/035—Well heads; Setting-up thereof specially adapted for underwater installations
- E21B33/038—Connectors used on well heads, e.g. for connecting blow-out preventer and riser
- E21B33/0385—Connectors used on well heads, e.g. for connecting blow-out preventer and riser electrical connectors
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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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/0007—Equipment or details not covered by groups E21B15/00 - E21B40/00 for underwater installations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/20—Cable fittings for cables filled with or surrounded by gas or oil
- H02G15/24—Cable junctions
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/20—Cable fittings for cables filled with or surrounded by gas or oil
- H02G15/24—Cable junctions
- H02G15/25—Stop junctions
Abstract
The invention relates to the field of offshore oil drilling and production equipment, and particularly discloses an umbilical cable deployment and underwater butt joint device which comprises an upper component, a lower component and a panel component, wherein the upper component is used for connecting an oil pipe hanger, and an umbilical cable hydraulic interface and an umbilical cable power interface which are used for being connected with an umbilical cable are arranged on the upper component; the lower assembly is used for connecting a blowout preventer; the panel component is used for connecting a blowout preventer, and is provided with an underwater hydraulic flying line interface connected with an underwater hydraulic flying line and an underwater electric flying line interface connected with an underwater electric flying line. The invention is composed of an upper component, a lower component and a panel component, the underwater hydraulic flying line and the underwater electric flying line are connected with an underwater Christmas tree through the underwater hydraulic flying line and the underwater electric flying line, when the device is recovered, the ROV helps the underwater hydraulic flying line and the underwater electric flying line to be separated from the Christmas tree and temporarily stored in the panel component, the upper component and a tubing hanger are recovered together, the lower component and a blowout preventer are recovered together, the recovery operation is simple, and the cost is low.
Description
Technical Field
The invention belongs to the technical field of offshore oil drilling and production equipment, and particularly relates to an umbilical cable deployment and underwater butt joint device.
Background
If the umbilical or termination assembly fails for any reason, the marine riser, blowout preventers and/or lower marine riser package must all be retrieved from the seafloor onto the surface of the rig floor to access and service the umbilical. This retrieval operation requires a lot of work and takes a lot of time, and thus is time-consuming and expensive. Thus, for many years, there has been a need for a method to efficiently and effectively separate the installation and workover control system umbilical from the drilling riser.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide an umbilical deployment and underwater docking device which is simple to retrieve and low in cost.
In order to solve the technical problems, the invention adopts the following technical scheme:
an umbilical deployment and underwater docking device for connecting an umbilical to an underwater Christmas tree,
comprises an upper component, a lower component and a panel component,
the upper assembly is used for connecting an oil pipe hanger, and an umbilical cable hydraulic interface and an umbilical cable electric interface which are used for being connected with an umbilical cable are arranged on the upper assembly;
the lower assembly is used for connecting a blowout preventer;
the panel component is used for connecting a blowout preventer, and is provided with an underwater hydraulic flying line interface connected with an underwater hydraulic flying line and an underwater electric flying line interface connected with an underwater electric flying line.
Furthermore, the upper assembly comprises an upper assembly frame fixedly connected with the tubing hanger and an upper assembly body fixedly connected to the upper assembly frame, an umbilical cable butt plate is arranged at the top of the upper assembly body, the umbilical cable hydraulic interface and the umbilical cable power interface are arranged on the umbilical cable butt plate, a hydraulic cylinder is further arranged on the upper assembly body, a free end of a joint mounting plate is fixed at the output end of the hydraulic cylinder, and an upper hydraulic joint and an upper power joint are arranged on the free end of the joint mounting plate; the umbilical cable hydraulic interface is connected with the upper hydraulic interface through a hydraulic hose, and the umbilical cable power interface is connected with the upper power interface through a power jumper.
Further, the lower assembly comprises a lower assembly frame fixedly connected with the blowout preventer and a lower assembly body fixed on the lower assembly frame, a joint mounting plate fixing end is arranged on the lower assembly body, and a lower hydraulic joint butted with the upper hydraulic joint and a lower electric joint butted with the upper electric joint are arranged on the joint mounting plate fixing end.
Further, the panel assembly comprises a panel assembly frame fixedly connected with the blowout preventer and a panel assembly body fixed on the panel assembly frame, the underwater hydraulic flying line interface and the underwater electric power interface are arranged on the panel assembly body, the lower hydraulic joint is connected with the underwater hydraulic flying line interface through a hydraulic hose, and the lower electric joint is connected with the underwater electric flying line interface through an electric jumper.
Furthermore, a butt joint structure is arranged between the fixed end of the joint mounting plate and the free end of the joint mounting plate, the butt joint structure comprises a hydraulic cylinder mounting plate arranged on the upper assembly body and a hydraulic cylinder arranged on the hydraulic cylinder mounting plate, and the free end of the joint mounting plate is fixedly connected with the output end of the hydraulic cylinder.
Further, be equipped with between upper portion subassembly and the lower part subassembly and make the disconnection structure of the quick disconnection of upper portion subassembly and lower part subassembly, disconnection structure resets including connecting a plurality of between upper portion subassembly body and joint mounting panel free end, it runs through the spring mandrel of pneumatic cylinder mounting panel including sliding to reset, and the spring mandrel fixes on the joint mounting panel free end, and pneumatic cylinder mounting panel bottom even has the cover to establish the spring sleeve at the spring mandrel, around having reset spring on the shaft part that the spring mandrel is located pneumatic cylinder mounting panel top.
Further, still be provided with fault-tolerant structure on the subassembly body of lower part, fault-tolerant structure includes that lateral sliding connects on the subassembly body of lower part the joint mounting panel stiff end, joint mounting panel stiff end top is provided with the guide bar, the guide bar top is the cone, joint mounting panel free end bottom is provided with can overlap the supporting shoe at the guide bar top downwards.
Compared with the prior art, the umbilical cable deployment and underwater docking device related to the technical scheme has the advantages that:
1. the umbilical cable deployment and underwater docking device comprises an upper assembly, a lower assembly and a panel assembly, is connected with an underwater Christmas tree through an underwater hydraulic flying line and an underwater electric flying line, and during recovery, the underwater hydraulic flying line and the underwater electric flying line are separated from the Christmas tree under the help of an ROV and temporarily stored in the panel assembly, the upper assembly and a tubing hanger are recovered together, the lower assembly and a blowout preventer are recovered together, and the recovery operation is simple and the cost is low.
2. When the emergency of sea produces big unrestrained, the tubing hanger need follow the quick disconnection on preventer, avoids pulling the production tree and drags away, and this scheme can pass through under the pneumatic cylinder pressure relief under the emergency, need to realize the quick disconnection function. After the pneumatic cylinder pressure release, the joint mounting panel free end can rise rapidly under each reset spring's elasticity restoring force effect for hydraulic joint separates rapidly from top to bottom, and upper portion subassembly and lower part subassembly separation realize promptly breaking off between umbilical cable and the christmas tree.
3. Set up fault-tolerant structure, when joint mounting panel free end downstream realize with the butt joint of joint mounting panel stiff end, if have small centering deviation between the two, can embolia the guide bar on the joint mounting panel stiff end through the supporting shoe on the joint mounting panel free end, drive joint mounting panel stiff end lateral motion through the conical head at guide bar top to possess horizontal centering correction function, realize the accurate butt joint between joint mounting panel free end and the joint mounting panel stiff end.
Drawings
Fig. 1 is a schematic structural view of the umbilical cable deployment and underwater docking device in fig. 1.
Fig. 2 is a schematic diagram of the operation of fig. 1, wherein the scope of the umbilical deployment and underwater docking device is shown within the dashed box.
FIG. 3 is a schematic structural view of the upper assembly of FIG. 1.
Fig. 4 is a front view of fig. 3.
Fig. 5 is a schematic structural view of the lower assembly of fig. 1.
Fig. 6 is a front view of fig. 5.
Fig. 7 is an enlarged view of a point a in fig. 6.
Fig. 8 is a schematic structural view of the panel assembly of fig. 1.
Wherein the reference numerals include: umbilical 3, umbilical deployment and subsea docking device 6, upper assembly 61, upper assembly frame 611, upper assembly body 612, umbilical docking plate 6121, umbilical hydraulic interface 61211, umbilical power interface 61212, joint mounting plate free end 6122, upper hydraulic joint 61221, upper power joint 61222, support block 61223, hydraulic cylinder mounting plate 6123, hydraulic cylinder 61231, return spring 61232, spring sleeve 61233, spring mandrel 61234, lower assembly 62, lower assembly frame 621, lower assembly body 622, joint mounting plate fixed end 6221, lower hydraulic joint 62211, lower power joint 62212, guide bar 62213, support plate 62214, transverse gap 62215, support bar 62216, panel assembly 63, panel assembly frame 631, panel assembly body 632, subsea power flying lead interface 6321, subsea power flying lead docking station 63210, subsea hydraulic flying lead interface 6322, subsea flying lead docking station 63220, subsea hydraulic flying lead docking station 63220, and subsea power docking station, Tubing hanger 7, blowout preventer 8, christmas tree.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
In the specific implementation: an umbilical deployment and subsea docking device 6 for connecting an umbilical 3 to a subsea tree is shown in fig. 1 and comprises an upper assembly 61, a lower assembly 62 and a face plate assembly 63.
The structure of the upper assembly 61 is as shown in fig. 3 and 4, and includes an upper assembly frame 611 for being fixedly connected with the tubing hanger 7, and an upper assembly body 612 fixedly connected to the upper assembly frame 611, an umbilical cable interface plate 6121 is disposed at the top of the upper assembly body 612, an umbilical cable hydraulic interface 61211 and an umbilical cable power interface 61212 are disposed on the umbilical cable interface plate 6121, a hydraulic pipeline of the umbilical cable 3 is connected to the umbilical cable hydraulic interface 61211, and a power pipeline of the umbilical cable 3 is connected to the umbilical cable power interface 61212. The bottom of the upper assembly body 612 is further provided with a hydraulic cylinder mounting plate 6123, the hydraulic cylinder mounting plate 6123 is used for mounting a hydraulic cylinder 61231, and the output end of the hydraulic cylinder 61231 penetrates through the hydraulic cylinder mounting plate 6123 downwards and then is fixedly connected with a joint mounting plate free end 6122. An upper hydraulic connector 61221 and an upper power connector 61222 are arranged at the free end 6122 of the connector mounting plate, an umbilical cable hydraulic interface 61211 is connected with the upper hydraulic connector 61221 through a hydraulic hose, and an umbilical cable power interface 61212 is connected with the upper power connector 61222 through a power jumper.
The pneumatic cylinder mounting plate 6123 is provided with four reset pieces for resetting the free end 6122 of the joint mounting plate on the outer side of the pneumatic cylinder 61231, each reset piece comprises a spring mandrel 61234 which penetrates through the pneumatic cylinder mounting plate 6123 in a sliding mode, the bottom of the spring mandrel 61234 is fixed to the free end 6122 of the joint mounting plate, a spring sleeve 61233 which is used for being sleeved on the spring mandrel 61234 is fixed to the bottom of the pneumatic cylinder mounting plate 6123, and a reset spring 61232 is wound on a shaft section, located above the pneumatic cylinder mounting plate 6123, of the spring mandrel 61234.
The lower assembly 62 is constructed as shown in fig. 5, and includes a lower assembly frame 621 for fixedly connecting with the blowout preventer 8, and a lower assembly body 622 fixed on the lower assembly frame 621, wherein a joint mounting plate fixing end 6221 is provided on the lower assembly body 622, a lower hydraulic joint 62211 for interfacing with an upper hydraulic joint 61221 and a lower electric joint 62212 for interfacing with an upper electric joint 61222 are provided on the joint mounting plate fixing end 6221.
As shown in fig. 6 and 7, the lower assembly body 622 is further provided with a fault tolerant structure, the fault tolerant structure includes a connector mounting plate fixing end 6221 transversely slidably connected to the lower assembly body 622, a guide rod 62213 is arranged at the top of the connector mounting plate fixing end 6221, the top of the guide rod 62213 is a conical head, and a support block 61223 capable of downwardly sleeving the top of the guide rod 62213 is arranged at the bottom of the connector mounting plate free end 6122. The concrete structure that connects the horizontal sliding connection of joint mounting panel stiff end 6221 on lower part subassembly body 622 does: as shown in fig. 6 and 7, the joint mounting plate fixing end 6221 and the lower module body 622 are correspondingly provided with a transverse gap 62215, the support rod 62216 penetrates through the joint mounting plate fixing end 6221 through the transverse gap 62215 and then is fixed on the lower module body 622 through a nut, the support rod 62216 can transversely move in the transverse gap 62215, the upper part of the support rod 62216 is sleeved with a support plate 62215, and is screwed on the top of the support rod 62216 through a nut which is separated from the support plate 62215, so that the joint mounting plate fixing end 6221 can transversely move on the lower module body 622. When the joint mounting plate free end 6122 moves downwards to realize butt joint with the joint mounting plate fixed end 6221, if a small centering deviation exists between the joint mounting plate free end 6122 and the joint mounting plate fixed end 6221, the joint mounting plate free end 6122 can be sleeved in the guide rod 62213 on the joint mounting plate fixed end 6221 through the supporting block 61223 on the joint mounting plate free end 6122, and the joint mounting plate fixed end 6221 is driven to move transversely through the conical head on the top of the guide rod 62213, so that the transverse centering correction function is realized, and accurate butt joint between the joint mounting plate free end 6122 and the joint mounting plate fixed end 6221 is realized.
The structure of the panel assembly 63 is as shown in fig. 8, and comprises a panel assembly frame 631 fixedly connected with the blowout preventer 8 and a panel assembly body 632 fixed on the panel assembly frame 631, wherein an underwater hydraulic flying lead interface 6322 and an underwater electric flying lead interface 6321 are arranged on the panel assembly body 632, the lower hydraulic joint 62211 is connected with the underwater hydraulic flying lead interface 6322 through a hydraulic hose, and the lower electric joint 62212 is connected with the underwater electric flying lead interface 6321 through an electric jumper. In this embodiment, two underwater electric flying wire interfaces 6321 are provided, one underwater hydraulic flying wire interface 6322 is provided, the underwater electric flying wire interface 6321 adopts an ROV operation wet electric connector, and the underwater hydraulic flying wire interface 6322 adopts a multi-path hydraulic quick connection (MQC). An underwater electric flying line stop position 63210(PARK) is further arranged on the panel assembly body 632 outside the underwater electric flying line interface 6321, and an underwater hydraulic flying line stop position 63220(PARK) is arranged outside the underwater hydraulic flying line interface 6322.
In the normal use process, the upper assembly 61 is installed on the tubing hanger 7, the lower assembly 62 is installed on the blowout preventer 8, when the tubing hanger 7 is connected with the blowout preventer 8, the upper assembly 61 and the lower assembly 62 are aligned up and down, under the action of the hydraulic cylinder 61231, the upper hydraulic joint 61221 on the free end 6122 of the joint installation plate is driven to be in butt joint with the lower hydraulic joint 62211 on the fixed end 6221 of the joint installation plate, the hydraulic joints and the lower hydraulic joint are pressed down to the underwater Christmas tree together, and the hydraulic joint and the underwater electric power flying joint are connected to the underwater Christmas tree under the help of an ROV, so that the connection between the hydraulic joint and the underwater Christmas tree is realized.
When the invention is recovered, the ROV helps the underwater hydraulic flying line and the underwater electric flying line to be separated from the Christmas tree and temporarily stored on the parking position of the panel component 63, the upper component 61 and the tubing hanger 7 are recovered together, the lower component 62 and the blowout preventer 8 are recovered together and return to the water surface along with the tubing hanger 7 and the blowout preventer 8, the recovery operation is simple, and the cost is low.
When the sea generates a rough wave emergency, the tubing hanger 7 needs to be disconnected from the blowout preventer 8 quickly, the Christmas tree is prevented from being pulled away, the hydraulic cylinder 61231 can be used for pressure relief in the emergency, and after the hydraulic cylinder 61231 is used for pressure relief, the free end 6122 of the joint mounting plate can rise quickly under the action of the elastic restoring force of each return spring 61232, so that the upper hydraulic joint 62211 and the lower hydraulic joint 62211 are separated quickly, the upper component 61 and the lower component 62 are separated, and the function of emergency disconnection between the umbilical cable 3 and the Christmas tree is realized. When the reconnection is needed, the reconnection is realized under the action of the hydraulic cylinder 61231 when the tubing hanger 7 and the blowout preventer 8 are connected again, the invention is not damaged, and the reconnection device can be used repeatedly.
The above is only a preferred embodiment of the present invention, and it should be noted that several modifications and improvements made by those skilled in the art without departing from the technical solution should also be considered as falling within the scope of the claims.
Claims (7)
1. An umbilical deployment and underwater docking device for connecting an umbilical to an underwater Christmas tree,
the method is characterized in that: comprises an upper component, a lower component and a panel component,
the upper assembly is used for connecting an oil pipe hanger, and is provided with an umbilical cable hydraulic interface and an umbilical cable electric interface which are used for being connected with an umbilical cable;
the lower assembly is used for connecting a blowout preventer;
the panel component is used for connecting a blowout preventer, and is provided with an underwater hydraulic flying line interface connected with an underwater hydraulic flying line and an underwater electric flying line interface connected with an underwater electric flying line.
2. The umbilical deployment and underwater docking device of claim 1, wherein:
the upper assembly comprises an upper assembly frame fixedly connected with the tubing hanger and an upper assembly body fixedly connected to the upper assembly frame, an umbilical cable butt plate is arranged at the top of the upper assembly body, an umbilical cable hydraulic interface and an umbilical cable power interface are arranged on the umbilical cable butt plate, a hydraulic cylinder is further arranged on the upper assembly body, a free end of a joint mounting plate is fixed at the output end of the hydraulic cylinder, and an upper hydraulic joint and an upper power joint are arranged on the free end of the joint mounting plate; the umbilical cable hydraulic interface is connected with the upper hydraulic interface through a hydraulic hose, and the umbilical cable power interface is connected with the upper power interface through a power jumper.
3. The umbilical deployment and underwater docking device of claim 2, wherein: the lower component comprises a lower component frame fixedly connected with the blowout preventer and a lower component body fixed on the lower component frame, a joint mounting plate fixing end is arranged on the lower component body, and a lower hydraulic joint butted with the upper hydraulic joint and a lower electric joint butted with the upper electric joint are arranged on the joint mounting plate fixing end.
4. The umbilical deployment and underwater docking device of claim 3, wherein: the panel component comprises a panel component frame fixedly connected with the blowout preventer and a panel component body fixed on the panel component frame, the underwater hydraulic flying line interface and the underwater electric power interface are arranged on the panel component body, the lower hydraulic joint is connected with the underwater hydraulic flying line interface through a hydraulic hose, and the lower electric power joint is connected with the underwater electric flying line interface through an electric jumper.
5. The umbilical deployment and underwater docking device of claim 4, wherein: the joint mounting plate free end is equipped with butt-joint structure between the joint mounting plate stiff end, butt-joint structure is including setting up the pneumatic cylinder mounting panel on the upper assembly body and setting up the pneumatic cylinder on the pneumatic cylinder mounting panel, joint mounting panel free end with the output fixed connection of pneumatic cylinder.
6. The umbilical deployment and underwater docking device of claim 5, wherein: be equipped with between upper portion subassembly and the lower part subassembly and make the disconnection structure of the quick disconnection of upper portion subassembly and lower part subassembly, disconnection structure is including connecting a plurality of piece that resets between upper portion subassembly body and joint mounting panel free end, the piece that resets includes the spring mandrel that slides and runs through the pneumatic cylinder mounting panel, and the spring mandrel fixes on the joint mounting panel free end, and pneumatic cylinder mounting panel bottom even has the cover to establish and establishes the epaxial spring sleeve of spring mandrel, around there being reset spring on the shaft part that the spring mandrel is located pneumatic cylinder mounting panel top.
7. The umbilical deployment and underwater docking device of claim 6, wherein: still be provided with fault-tolerant structure on the subassembly body of lower part, fault-tolerant structure includes that lateral sliding connects on the subassembly body of lower part the joint mounting panel stiff end, joint mounting panel stiff end top is provided with the guide bar, the guide bar top is the cone head, joint mounting panel free end bottom is provided with can overlap the supporting shoe at the guide bar top downwards.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011426563.9A CN112593888B (en) | 2020-12-08 | 2020-12-08 | Umbilical cable deployment and underwater docking device |
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| CN202011426563.9A CN112593888B (en) | 2020-12-08 | 2020-12-08 | Umbilical cable deployment and underwater docking device |
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| CN112593888A CN112593888A (en) | 2021-04-02 |
| CN112593888B true CN112593888B (en) | 2022-07-05 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113531218A (en) * | 2021-07-22 | 2021-10-22 | 中海石油(中国)有限公司 | Locking device for underwater multi-pipe quick connector of umbilical cable |
| CN114421418B (en) * | 2021-12-13 | 2024-03-22 | 海洋石油工程股份有限公司 | Umbilical cable terminal convenient for underwater connection |
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| CN112593888A (en) | 2021-04-02 |
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