CN116598959A - Submarine cable on-line and laying system - Google Patents
Submarine cable on-line and laying system Download PDFInfo
- Publication number
- CN116598959A CN116598959A CN202310856712.2A CN202310856712A CN116598959A CN 116598959 A CN116598959 A CN 116598959A CN 202310856712 A CN202310856712 A CN 202310856712A CN 116598959 A CN116598959 A CN 116598959A
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- submarine cable
- conveying
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- sea
- shaped frame
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- 238000005452 bending Methods 0.000 claims abstract description 51
- 238000009434 installation Methods 0.000 abstract description 3
- 238000004804 winding Methods 0.000 description 13
- 210000000988 bone and bone Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/06—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle
- H02G1/10—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for laying cables, e.g. laying apparatus on vehicle in or under water
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a submarine cable and a laying system, relates to the technical field of offshore wind power installation devices, and solves the problems that a limiter is connected to two ends of a submarine cable respectively, and the submarine cable is easily dragged on the sea floor during connection to be damaged. The marine cable storage device comprises a ground turntable, limiting frames, a conveying device and a back-twist device, wherein the ground turntable is arranged on a ship body and used for storing marine cables; the free end of the submarine cable in the ground turntable is back-twisted through a back-twisting device and then enters the sea after being connected with a bending limiter on a corresponding conveying device; after the ship body sails to a set place, the submarine cable is cut off, and the submarine cable end is connected with another bending limiter on another conveying device and enters the sea. The bending limiters at the two ends of the submarine cable are respectively connected into the sea through the conveying devices at the two sides, and the submarine cable between the two ends of the submarine cable is descended from the ship body finally, so that the dragging of the submarine cable on the seabed is reduced, and the submarine cable body is protected.
Description
Technical Field
The invention relates to the technical field of offshore wind power installation devices, in particular to a submarine cable and a laying system.
Background
Submarine cables are wires wrapped with insulating materials and are laid on the seabed to establish important communication equipment in places such as countries, islands, inland, oil platforms, inland, naval facilities and the like. The submarine cable is generally protected by adopting a limiter, the limiter can play a certain bending limiting role, the cable is free to bend within the bearable bending radius, and therefore the cable cannot be damaged, and the service life is prolonged.
However, when the existing submarine cable is laid, the limiters are respectively connected to two ends of the submarine cable, and when the existing submarine cable is connected, the submarine cable is easily dragged on the sea floor, so that the submarine cable is damaged.
Disclosure of Invention
The invention aims to provide a submarine cable on-shore cable laying system, wherein bending limiters at two ends of a submarine cable are respectively connected into the sea directly through conveying devices at two sides, the submarine cable between the submarine cable on-shore cable laying system and the submarine cable on-shore cable laying system is lowered from a ship body at last, dragging of the submarine cable on the sea bottom is reduced, and a submarine cable body is protected.
The technical aim of the invention is realized by the following technical scheme:
the marine cable and laying system comprises a ground turntable, limiting frames, a conveying device and a back-twisting device, wherein the ground turntable is arranged on a ship body, the ground turntable is used for storing marine cables, the limiting frames are used for storing bending limiters, and the conveying device is provided with two limiting frames and is used for conveying the bending limiters into the sea;
the free end of the submarine cable in the ground turntable is back-twisted through a back-twisting device and then enters the sea after being connected with a bending limiter on a corresponding conveying device; after the ship body sails to a set place, the submarine cable is cut off, and the submarine cable end is connected with another bending limiter on another conveying device and enters the sea.
Further, the bending limiter comprises a steering conveying belt, wherein two ends of the steering conveying belt respectively correspond to two conveying device ends, and the bending limiter is conveyed into the corresponding conveying device.
Further, adjacent bending limiters on the limiting frame are reversely placed and respectively conveyed into different conveying devices through the steering conveying belt.
Further, the steering conveyer belt is connected to the ship body in a sliding manner, the sliding direction of the steering conveyer belt passes through the placement position and the conveying position, the bending limiter on the limiting frame is placed on the steering conveyer belt from the placement position, and after the steering conveyer belt moves to the conveying position, the bending limiter on the steering conveyer belt is conveyed into the corresponding conveying device.
Further, a conveying track is arranged between the limiting frame and the steering conveying belt of the placement position, and the bending limiter enters the steering conveying belt along the conveying track.
Still further, the delivery track includes the lift track, and lift track is close to limit frame one end and passes through hydraulic means drive lift, and the crooked limiter on the different high layers of limit frame is carried.
Still further, the conveyor comprises a plurality of unit conveyor belts.
Still further, move back and turn round the device and include the relative removal arc frame that sets up and fixed arc frame, sea cable one end in the carousel walks around fixed arc frame and removes the arc frame back and go into the sea, still is connected with the device of putting down on the hull, and the device of putting down drives and removes the arc frame and move into the sea, drives sea cable middle part and goes into the sea in the settlement position.
Further, the back-twist device comprises a first frame body and a second frame body, wherein the first frame body is provided with a first sliding rail, the second frame body is provided with a second sliding rail, the movable arc-shaped frame moves along the first sliding rail and the second sliding rail,
one end of the second frame body, which is far away from the first frame body, is hinged to the stern position, the other end of the second frame body is provided with a jacking device, and the second sliding rail is connected to the second frame body in a sliding manner along the length direction of the second sliding rail.
Further, the lowering device comprises a first hoisting device connected with one side of the movable arc-shaped frame far away from the stern and a second hoisting device connected with the other side of the movable arc-shaped frame, the first hoisting device pulls the movable arc-shaped frame to descend into the sea, and the second hoisting device pulls the movable arc-shaped frame of the bottom upwards to overturn the movable arc-shaped frame.
In summary, the invention has the following beneficial effects:
the two ends of the submarine cable are respectively connected into the sea directly through the conveying devices on the two sides, the submarine cable between the two ends of the submarine cable is controlled to slowly descend through the first winch device, and finally the submarine cable touches the bottom, so that dragging of the submarine cable on the sea bottom is reduced, and the submarine cable body is protected;
the movable arc-shaped frame is turned over by the second winch device and then pulled upwards, so that the operation is convenient, and a diver is not required to separate the movable arc-shaped frame from a submarine cable;
the movable arc-shaped frame is used for realizing back torsion and controlling the middle submarine cable to descend, so that the installation quality of the submarine cable is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the movement of the movable arc frame under the action of the first and second hoisting devices in the present invention;
FIG. 3 is a schematic view of the structure of the movable arc frame after bottoming in the present invention;
FIG. 4 is a schematic view of the structure of a restraining frame part of the present invention;
fig. 5 is a schematic view of the structure of the diverting conveyor belt portion of the present invention.
In the figure, 1, a ground turntable; 2. a limiting frame; 21. a fold plate layer; 3. a conveying device; 31. a unit conveyer belt; 4. a back-twist device; 41. a back-twist frame; 5. turning the conveyor belt; 51. a conveying rail; 52. lifting rails; 6. moving the arc-shaped frame; 61. a first winding device; 62. a second winding device; 7. fixing the arc-shaped frame; 8. a first frame body; 81. a first slide rail; 9. a second frame body; 91. and a second slide rail.
Detailed Description
The following description of the embodiments of the invention is further illustrated in the accompanying drawings, and the examples are not meant to limit the invention.
The submarine cable laying system comprises a ground turntable 1, a limiting frame 2, a conveying device 3, a steering conveying belt 5 and a back-twisting device 4 which are arranged on a ship body, wherein the ground turntable 1 is used for storing submarine cables, and the submarine cables are stored and laid through the rotation of a bottom motor; the limiting frame 2 is used for storing bending limiters, the limiting frame 2 is provided with a plurality of layers, and the bending limiters are used for being connected to two ends of the submarine cable to protect the submarine cable;
in this embodiment, the limiting frame 2 is provided with a connected bending limiter and a central clamp, the bending limiter is connected to the tail end of the central clamp, the central clamp is used for being connected in a J-shaped tube bell mouth at the bottom of equipment (such as a fan tower), the bending limiter comprises a plurality of units which are interlocked and connected in series in a head-to-tail engagement mode, the submarine cable end is connected to the bending limiter and the central clamp in advance, the submarine cable end is connected to the central clamp in a guiding mode through a connecting guide rope, and the submarine cable is further penetrated inwards from the middle parts of the bending limiter and the central clamp and is communicated to the equipment through the guide rope.
As shown in fig. 1, the back-twist device 4 comprises a back-twist frame 41, a movable arc-shaped frame 6 and a fixed arc-shaped frame 7 which are oppositely arranged, wherein the back-twist frame 41 comprises a rotating base at the bottom, the upper part is a truss structure, the truss structure rotates through the rotating base, and the top of the truss structure is semicircular and points to the inner position of the ground turntable 1; the rotary chassis drives the back-twist frame 41 to swing back and forth, so that the top end of the back-twist frame 41 passes through the ground turntable 1 at different radiuses, sea cables enter from the bottom of the truss structure, upwards bypass the semicircle at the top, and then are stored in the sea cable tray for the next circle so as to meet the requirements of back-twist and minimum bending radius.
As shown in fig. 1, when the submarine cable is lowered, the free end of the submarine cable in the ground turntable 1 is upward, bypasses the top of the back twist frame 41 and then turns back to the stern direction (the first track), bypasses the fixed arc frame 7 and then turns back to the bow direction (the second track), and then turns into the sea along the stern direction (the third track) around the movable arc frame 6, and a lowering device is further connected to the ship body and drives the movable arc frame 6 to move into the sea to drive the middle part of the submarine cable to enter the sea at the set position.
As shown in fig. 1, the untwisting device 4 further comprises a first frame body 8 and a second frame body 9, wherein a first sliding rail 81 is arranged on the first frame body 8, a second sliding rail 91 is arranged on the second frame body 9, the movable arc-shaped frame 6 moves along the first sliding rail 81 and the second sliding rail 91,
one end of the second frame body 9 far away from the first frame body 8 is hinged to the stern position, the other end of the second frame body is provided with a jacking device, and the second sliding rail 91 is connected to the second frame body 9 in a sliding manner along the length direction of the second sliding rail; the jacking device comprises hydraulic cylinders on two sides, two ends of each hydraulic cylinder are respectively hinged to the ship body and the second frame body 9, and one end of the second frame body 9 is driven to lift, so that the second frame body 9 can be horizontally abutted with the first frame body 8 or the movable arc-shaped frame 6 can be inclined into the sea.
As shown in fig. 1, in this embodiment, the second sliding rail 91 is slidingly connected to the second frame 9, two sides on the second frame 9 are fixed with hydraulic cylinders, and the other ends of the hydraulic cylinders are fixed on the corresponding sides of the second sliding rail 91, so that after one end of the second frame 9 is lifted, the second sliding rail 91 thereon can be further lowered toward the stern direction by driving the hydraulic cylinders, so that the movable arc-shaped frame 6 thereon can be conveniently moved downward into the sea.
As shown in fig. 1 and 2, the lowering device comprises a first winding device 61 connected with one side of the arc-shaped frame 6 far from the stern, a second winding device 62 connected with the other side (the second winding device 62 can be replaced by other driving devices, and the cable is disconnected by using a diver and the like),
in this embodiment, the middle part of the movable arc-shaped frame 6 is connected to the sliding block, the movable arc-shaped frame 6 is slidingly connected to the first sliding rail 81 and the second sliding rail 91 through the sliding block, the first winding device 61 is provided with one or two winding ropes, two winding ropes are controlled to be respectively connected to two sides of the sliding block, the sliding block is synchronously pulled to slide in the first sliding rail 81 and the second sliding rail 91, the second winding device 62 is provided with two winding ropes, and two steel winding ropes are respectively controlled to be respectively connected to two ends of the movable arc-shaped frame 6; the first winding device 61 pulls the moving arc frame 6 down into the sea, and the second winding device 62 pulls up the moving arc frame 6 of the bottom to turn over the moving arc frame 6.
As shown in fig. 3, the fixed arc frame 7 is fixed on the ship body through screws, the movable arc frame 6 is integrally fixed or hinged with a plurality of bone segments, the integrally fixed arc frame is convenient to process, the hinged arc frames of the bone segments are convenient to deform into a straight shape after touching the bottom, and the adaptability of the submarine cable to the seabed is improved; the cross section of each condyle is U-shaped, two ends of each side plate extend out of the bottom plate for a certain distance, the two condyles are bent to a minimum angle when the bottom plate is hinged to the side plates/the bottom plates of the adjacent condyles and rotate to abut against the side plates/the bottom plates of the adjacent condyles, so that the minimum bending radius of the submarine cable is adapted, and the rotation angle of the adjacent condyles can be limited by adopting other limiting components.
As shown in fig. 1, the conveying devices 3 are provided with two groups, which are respectively positioned at two sides of the first frame body 8 and are used for conveying the bending limiter into the sea, each group of conveying devices 3 comprises a plurality of unit conveying belts 31 which are distributed along the third track of the submarine cable and help to simultaneously convey the submarine cable, and the end parts of the conveying devices 3 are arc-shaped and correspondingly extend to the corresponding ends of the steering conveying belts 5;
the two sides of the first frame body 8 are also connected with power devices, the power devices are used for pulling the submarine cable to move forwards or backwards and comprise an upper chain wheel set and a lower chain wheel set, the upper chain wheel set can move upwards or be opened backwards through a hydraulic device, the peripheries of the chain wheel sets are connected with pressing blocks, the submarine cable is pulled and conveyed between the pressing blocks between the upper chain wheel set and the lower chain wheel set, and the submarine cable is particularly applicable to structures such as a cable tensioner, so that the submarine cable is not described in detail in the prior art;
the free end of the submarine cable in the ground turntable 1 is back-twisted through a back-twisting device 4 and then enters the sea after being connected with a bending limiter on a corresponding conveying device 3; after the ship body sails to the set place, the submarine cable is cut off, and the end is connected with another bending limiter on another conveying device 3 and then enters the sea.
As shown in fig. 1 and 4, two ends of the turning conveyor belt 5 correspond to the ends of the two conveying devices 3 respectively, and the bending limiters on the turning conveyor belt are conveyed into the corresponding conveying devices 3 through forward and backward rotation;
the limiting frame 2 comprises different folded plate layers 21, the lower side of each folded plate layer 21 is abutted with the lower bending limiter and the top of the central clamp, and the upper side of each folded plate layer 21 is abutted with the upper bending limiter and the top of the central clamp, so that layering is realized; adjacent bending limiters and central clamp connectors on the limiting frame 2 are reversely placed and are respectively conveyed into different conveying devices 3 through the steering conveying belt 5, so that the bending limiters and the central clamp connectors on the two-side conveying devices 3 are always connected forward without overturning.
As shown in fig. 5, the steering conveyer belt 5 is slidingly connected to the ship body, the sliding direction of the steering conveyer belt 5 passes through the placement position and the conveying position, the bending limiter and the central clamp connector on the limiting frame 2 are placed on the steering conveyer belt 5 from the placement position, and after the steering conveyer belt 5 moves to the conveying position, the bending limiter and the central clamp connector on the steering conveyer belt 5 are conveyed into the corresponding conveying device 3;
in this embodiment, four hydraulic telescopic cylinders are arranged at the bottom of the steering conveyor belt 5, and the four hydraulic telescopic cylinders drive the four hydraulic telescopic cylinders to slide up and down so as to realize switching between a placement position and a conveying position, and the four hydraulic telescopic cylinders can also switch in a horizontal sliding mode.
As shown in fig. 1, a conveying track 51 is arranged between the limiting frame 2 and the steering conveying belt 5 at the placement position, the height of the conveying track 51 in the direction from the limiting frame 2 to the steering conveying belt 5 decreases progressively, and the bending limiter and the central clamp connector enter the steering conveying belt 5 along the conveying track 51;
in order to further facilitate the transportation of the bending limiter and the central clamp connector in different layers of the limiting frame 2, the conveying track 51 comprises a lifting track 52 and a fixed track, the lifting track 52 is positioned between the fixed track and the limiting frame 2, one end of the lifting track 52, which is far away from the limiting frame 2, is hinged to the ship body, one end, which is close to the limiting frame 2, is driven to lift by a hydraulic device (the upper end of the hydraulic device is abutted to the lower side of the lifting track 52 or hinged between the ship body and the lifting track 52), and the bending limiter and the central clamp connector on different layers of the limiting frame 2 are conveyed;
the lifting rail 52 is lifted to the corresponding layer of the limiting frame 2, the bending limiter and the central clamp connector of the layer enter the steering conveyor belt 5 through the lifting rail 52 and the fixed rail, the steering device 5 is lowered to be in butt joint with the end part of the conveying device 3, and the bending limiter and the central clamp connector are conveyed to the conveying device on the corresponding side.
Working principle:
when the cable is wound on the movable arc-shaped frame 6 from the stern direction, the sea cable is turned back, is driven by a power device, is conveyed along the conveying device, is turned back towards the bow direction after being wound on the fixed arc-shaped frame 7, is finally wound on the semicircle at the top of the back-twist frame 41 from the lower part of the back-twist frame 41 and then downwards, and is stored in the ground turntable 1 along with the back-twist frame 41 swinging back and forth;
when the material is paved, the material is coated,
the free end of the submarine cable in the ground turntable 1 is upward firstly, bypasses the top of the back-twist frame 41 and then turns back to the stern direction (first track), then bypasses the fixed arc frame 7 and then turns back to the bow direction (second track), then turns around the movable arc frame 6 and goes into the sea (third track) towards the stern direction, and the free end of the submarine cable is connected with a bending limiter and a central clamp connector on the corresponding conveying device 3 before going into the sea so as to be connected to equipment (such as a fan);
and then the ship body continues to sail, the submarine cable in the ground turntable 1 is continuously lowered until the submarine cable reaches a set place, the submarine cable is cut off, and the submarine cable at the end is connected with the other bending limiter and the central clamp connector on the other conveying device 3 and then enters the sea, so that the connection between the two devices through the submarine cable is realized;
simultaneously, the submarine cable in the middle is located on the movable arc-shaped frame 6, the movable arc-shaped frame 6 moves towards the stern direction under the pulling of the second winch device 62, the movable arc-shaped frame 6 moves to the second sliding rail 91 from the first sliding rail 81, one end, close to the first frame 8, of the second frame 9 is lifted upwards through the lifting device, the second sliding rail 91 further descends towards the stern direction along the second frame 9 through the hydraulic cylinder, finally the movable arc-shaped frame 6 is pulled to descend into the sea through the first winch device 61, the movable arc-shaped frame 6 and the submarine cable in the middle are achieved to enter the sea, and after the submarine state is touched, the movable arc-shaped frame 6 ascends after being pulled to overturn through the second winch device 62.
The foregoing description of the preferred embodiments of the present invention is not intended to limit the invention, and those skilled in the art may make various modifications and equivalents within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the technical solution of the present invention.
Claims (10)
1. A submarine cable and laying system, characterized by: the marine cable storage device comprises a ground turntable, limiting frames, a conveying device and a back-twist device, wherein the ground turntable is arranged on a ship body and used for storing marine cables;
the free end of the submarine cable in the ground turntable is back-twisted through a back-twisting device and then enters the sea after being connected with a bending limiter on a corresponding conveying device; after the ship body sails to a set place, the submarine cable is cut off, and the submarine cable end is connected with another bending limiter on another conveying device and enters the sea.
2. A submarine cable and laying system according to claim 1, wherein: the bending limiter is arranged on the steering conveyor belt, and two ends of the steering conveyor belt respectively correspond to the end parts of the two conveying devices, so that the bending limiter is conveyed into the corresponding conveying devices.
3. A submarine cable and laying system according to claim 2, wherein: adjacent bending limiters on the limiting frame are reversely placed and are respectively conveyed into different conveying devices through the steering conveying belt.
4. A submarine cable and laying system according to claim 3, wherein: the steering conveyer belt is connected to the ship body in a sliding manner, the sliding direction of the steering conveyer belt passes through the placing position and the conveying position, the bending limiter on the limiting frame is placed on the steering conveyer belt from the placing position, and after the steering conveyer belt moves to the conveying position, the bending limiter on the steering conveyer belt is conveyed into the corresponding conveying device.
5. A submarine cable and laying system according to claim 4, wherein: and a conveying track is arranged between the limiting frame and the steering conveying belt of the placement position, and the bending limiter enters the steering conveying belt along the conveying track.
6. A submarine cable and laying system according to claim 5, wherein: the conveying rail comprises a lifting rail, one end of the lifting rail, which is close to the limiting frame, is driven to lift by a hydraulic device, and bending limiters on layers with different heights of the limiting frame are conveyed.
7. A submarine cable and laying system according to claim 1, wherein: the conveying device comprises a plurality of unit conveying belts.
8. A submarine cable and laying system according to claim 1, wherein: the back-twist device comprises a movable arc-shaped frame and a fixed arc-shaped frame which are oppositely arranged, one end of a submarine cable in the ground turntable bypasses the fixed arc-shaped frame and the movable arc-shaped frame and goes into the sea, a lowering device is further connected to the ship body and drives the movable arc-shaped frame to move into the sea, and the middle part of the submarine cable is driven to enter the sea at a set position.
9. A submarine cable and laying system according to claim 8, wherein: the back-twist device comprises a first frame body and a second frame body, wherein the first frame body is provided with a first sliding rail, the second frame body is provided with a second sliding rail, the movable arc-shaped frame moves along the first sliding rail and the second sliding rail,
one end of the second frame body, which is far away from the first frame body, is hinged to the stern position, the other end of the second frame body is provided with a jacking device, and the second sliding rail is connected to the second frame body in a sliding manner along the length direction of the second sliding rail.
10. A submarine cable and laying system according to claim 9, wherein: the lowering device comprises a first hoisting device and a second hoisting device, wherein the first hoisting device is connected with one side of the movable arc-shaped frame far away from the stern, the second hoisting device is connected with the other side of the movable arc-shaped frame, the first hoisting device pulls the movable arc-shaped frame to descend into the sea, and the second hoisting device pulls the movable arc-shaped frame of the sinking platform upwards to overturn the movable arc-shaped frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310856712.2A CN116598959B (en) | 2023-07-13 | 2023-07-13 | Submarine cable on-line and laying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310856712.2A CN116598959B (en) | 2023-07-13 | 2023-07-13 | Submarine cable on-line and laying system |
Publications (2)
| Publication Number | Publication Date |
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| CN116598959A true CN116598959A (en) | 2023-08-15 |
| CN116598959B CN116598959B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310856712.2A Active CN116598959B (en) | 2023-07-13 | 2023-07-13 | Submarine cable on-line and laying system |
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| CN106300147A (en) * | 2016-08-25 | 2017-01-04 | 中国海洋石油总公司 | With laying water bridge under the extra large cable of tension force control function |
| CN109687353A (en) * | 2018-11-13 | 2019-04-26 | 南通市海洋水建工程有限公司 | A kind of the sea cable paving system and its laying method of high-quality and high-efficiency |
| CN112382988A (en) * | 2020-11-08 | 2021-02-19 | 杨定娟 | Ocean submarine cable laying device and laying method thereof |
| CN112415698A (en) * | 2020-11-19 | 2021-02-26 | 上海市基础工程集团有限公司 | Telescopic optical cable and cable conveying rack |
| CN114857358A (en) * | 2022-04-14 | 2022-08-05 | 深圳海油工程水下技术有限公司 | Suspension type cable winding system |
| CN115924036A (en) * | 2023-01-06 | 2023-04-07 | 南通市海洋水建工程有限公司 | Wind power submarine cable laying system and laying method thereof |
| CN116247569A (en) * | 2023-01-29 | 2023-06-09 | 中天科技集团海洋工程有限公司 | Motion compensation type submarine cable laying system |
-
2023
- 2023-07-13 CN CN202310856712.2A patent/CN116598959B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300147A (en) * | 2016-08-25 | 2017-01-04 | 中国海洋石油总公司 | With laying water bridge under the extra large cable of tension force control function |
| CN109687353A (en) * | 2018-11-13 | 2019-04-26 | 南通市海洋水建工程有限公司 | A kind of the sea cable paving system and its laying method of high-quality and high-efficiency |
| CN112382988A (en) * | 2020-11-08 | 2021-02-19 | 杨定娟 | Ocean submarine cable laying device and laying method thereof |
| CN112415698A (en) * | 2020-11-19 | 2021-02-26 | 上海市基础工程集团有限公司 | Telescopic optical cable and cable conveying rack |
| CN114857358A (en) * | 2022-04-14 | 2022-08-05 | 深圳海油工程水下技术有限公司 | Suspension type cable winding system |
| CN115924036A (en) * | 2023-01-06 | 2023-04-07 | 南通市海洋水建工程有限公司 | Wind power submarine cable laying system and laying method thereof |
| CN116247569A (en) * | 2023-01-29 | 2023-06-09 | 中天科技集团海洋工程有限公司 | Motion compensation type submarine cable laying system |
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|---|---|
| CN116598959B (en) | 2023-09-15 |
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