CN116316383A - Submarine cable anchoring device for submarine cable laying construction - Google Patents
Submarine cable anchoring device for submarine cable laying construction Download PDFInfo
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- CN116316383A CN116316383A CN202310066580.3A CN202310066580A CN116316383A CN 116316383 A CN116316383 A CN 116316383A CN 202310066580 A CN202310066580 A CN 202310066580A CN 116316383 A CN116316383 A CN 116316383A
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- fixedly connected
- submarine cable
- plate
- mounting
- mounting table
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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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/02—Installations of electric cables or lines in or on the ground or water laid directly in or on the ground, river-bed or sea-bottom; Coverings therefor, e.g. tile
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a submarine cable anchoring device for submarine cable laying construction, which comprises a mounting base, wherein the top of the mounting base is fixedly connected with a support column, the top of the support column is fixedly connected with a mounting table, the front side of the mounting table is provided with a mounting hole, both sides of the mounting table are provided with limiting mechanisms, and the top of the mounting table is provided with an anti-falling mechanism. According to the invention, the submarine cable can be stably limited by matching the mounting plate, the threaded plate, the arc limiting block, the guide plate, the connecting plate, the positioning bolt, the mounting guide rod, the movable plate, the spring and the limiting clamping plate, so that the submarine cable can be stably mounted on equipment when the submarine cable is laid, and the submarine cable can be prevented from falling off from the equipment when the submarine cable is influenced by sea waves or ocean currents through the second threaded rod, the connecting threaded plate, the top push plate, the bottom supporting plate, the falling-off prevention mechanism and the reinforcing ribs.
Description
Technical Field
The invention relates to the technical field of submarine cable laying construction, in particular to a submarine cable anchoring device for submarine cable laying construction.
Background
The submarine cable is a submarine cable wrapped by insulating materials and paved on the seabed for telecommunication transmission, the submarine cable is divided into a submarine communication submarine cable and a submarine power submarine cable, the modern submarine cable uses optical fibers as materials to transmit telephone and internet signals, and an anchoring device is used for limiting the submarine cable during submarine cable laying construction.
The invention patent of patent application publication number CN211930226U discloses an anchoring device for submarine cable accessories, which comprises a bottom plate, an installation seat, a pressing plate and a sealing shell, wherein the installation seat is formed by connecting an upper seat and a lower seat, and the upper seat and the lower seat are respectively provided with semi-circular grooves which are oppositely arranged and used for buckling submarine cables; the pressing plate is positioned on the end face of the mounting seat and is formed by connecting two semicircular structures in half and half, and a gap is reserved between the pressing plate and the end face of the mounting seat; the sealing shell covers the pressure plate, and the sealing shell, the pressure plate and the mounting seat are sequentially screwed into the pressure plate through a plurality of uniformly arranged bolts so as to be connected into a whole; the marine cable anchoring device is simple in structure, easy to manufacture and convenient to install, can greatly save on-site installation time, improve installation efficiency and save cost.
However, the device still has some drawbacks in practical use, and is more obvious that the device clamps and limits the submarine cable through a plurality of simple structures, so that the submarine cable cannot be stably installed on the seabed when the submarine cable is limited, and the device is usually not provided with an anti-falling structure when the device is used, and sea waves or ocean currents are generated in the ocean, so that the submarine cable is easily influenced by the sea waves or ocean currents during installation, and is caused to drift on the seabed, and the submarine cable can be caused to fall off equipment after shaking for a long time.
Accordingly, it is necessary to invent a submarine cable anchoring device for submarine cable laying construction to solve the above-described problems.
Disclosure of Invention
The invention aims to provide a submarine cable anchoring device for submarine cable laying construction, which has the advantages of being capable of stably clamping and limiting submarine cables and preventing the submarine cables from falling off equipment, and solves the problems that the submarine cables are generally clamped and limited only through a plurality of simple structures and generally have no falling-off prevention structure when in use.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a sea cable anchor for sea cable laying construction, includes the installation base, the top fixedly connected with support column of installation base, the top fixedly connected with mount table of support column, the mounting hole has been seted up to the front side of mount table, the both sides of mount table all are provided with stop gear, the top of mount table is provided with anti-drop mechanism.
Preferably, the inner chamber transverse fixedly connected with installation guide arm of stop gear, the both ends of installation guide arm all with the inner wall fixed connection of mounting hole, the equal movable sleeve in both sides on installation guide arm surface is equipped with the fly leaf, and the equal fixedly connected with connecting rod in two opposite sides of fly leaf, the equal fixedly connected with limiting splint in one side opposite of two connecting rods, the one side fixedly connected with spring opposite of two fly leaves, mounting groove has all been seted up to the both sides of mount table, first threaded rod is installed through the bearing to the inner chamber of mounting groove, the surface thread cover of first threaded rod is equipped with the screw thread board, the bottom fixedly connected with mounting panel of screw thread board, the bottom fixedly connected with deflector of mounting panel, the equal fixedly connected with connecting plate in front and back both sides of mounting panel, the equal through-setting bolt in one side opposite of two connecting plates, the equal fixedly connected with arc stopper in one side opposite sides of two first threaded rods, the equal fixedly connected with handle of threaded rod.
Preferably, a limiting guide groove is formed in the bottom of the inner cavity of the mounting table, and the inner cavity of the limiting guide groove is fixedly connected with a limiting guide rod.
Preferably, the anti-drop mechanism comprises a second threaded rod, the bottom of second threaded rod is connected with the mount table through the bearing, the top fixedly connected with braced frame of mount table, the surface of second threaded rod and be located one side thread bush of braced frame inner chamber are equipped with and connect the spiral shell board, the bottom fixedly connected with top push pedal of connecting the spiral shell board, the equal fixedly connected with bottom fagging in both sides around the mount table, the top fixedly connected with of second threaded rod rotates the handle, the bottom fixedly connected with strengthening rib of bottom fagging, the bottom and the support column fixed connection of strengthening rib.
Preferably, the front side and the rear side of the connecting screw plate are fixedly connected with reinforcing plates, and the bottoms of the reinforcing plates are fixedly connected with the top pushing plate.
Preferably, the bottom of the top push plate is fixedly connected with a first anti-slip pad, and the top of the bottom support plate is fixedly connected with a second anti-slip pad.
Preferably, two limit clamping plates are fixedly connected with protection pads on opposite sides, and the number of the installation guide rods is four.
Preferably, the sliding holes are formed in two sides of the supporting frame, and the limiting guide plates are fixedly connected to two sides of the connecting screw plate.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the submarine cable can be stably limited by matching the mounting plate, the threaded plate, the arc-shaped limiting block, the guide plate, the connecting plate, the positioning bolt, the mounting guide rod, the movable plate, the spring and the limiting clamping plate, so that the submarine cable can be stably mounted on equipment when the submarine cable is paved.
2. According to the invention, the second threaded rod, the connecting screw plate, the top push plate, the bottom supporting plate, the anti-falling mechanism and the reinforcing ribs can prevent the submarine cable from falling off, so that the submarine cable can be prevented from falling off the equipment when the submarine cable is affected by sea waves or ocean currents.
Drawings
FIG. 1 is a partial perspective view of the present invention;
FIG. 2 is an exploded perspective view of the spacing mechanism of the present invention;
FIG. 3 is a front perspective view of the structure of the present invention;
fig. 4 is an exploded perspective view of the anti-drop mechanism of the present invention.
In the figure: 1 installation base, 2 support columns, 3 installation platform, 4 mounting holes, 5 stop gear, 6 mounting grooves, 7 first threaded rods, 8 reinforcing plates, 9 mounting plates, 10 threaded plates, 11 arc-shaped stop blocks, 12 guide plates, 13 connecting plates, 14 positioning bolts, 15 mounting guide rods, 16 movable plates, 17 springs, 18 limiting clamping plates, 19 support frames, 20 second threaded rods, 21 connecting threaded plates, 22 top push plates, 23 bottom supporting plates, 24 anti-falling mechanisms, 25 reinforcing ribs, 26 rotating handles, 27 limiting guide grooves, 28 limiting guide rods, 29 rotating handles and 30 connecting rods.
Detailed Description
Please refer to fig. 1-4
Embodiment one:
the submarine cable anchoring device for submarine cable laying construction comprises a mounting base 1, wherein a support column 2 is fixedly connected to the top of the mounting base 1, a mounting table 3 is fixedly connected to the top of the support column 2, mounting holes 4 are formed in the front side of the mounting table 3, and limiting mechanisms 5 are arranged on two sides of the mounting table 3;
the inner cavity of the limiting mechanism 5 is transversely and fixedly connected with a mounting guide rod 15, two ends of the mounting guide rod 15 are fixedly connected with the inner wall of a mounting hole 4, two sides of the surface of the mounting guide rod 15 are movably sleeved with movable plates 16, two opposite sides of the two movable plates 16 are fixedly connected with connecting rods 30, two opposite sides of the two connecting rods 30 are fixedly connected with limiting clamping plates 18, one opposite sides of the two movable plates 16 are fixedly connected with springs 17, mounting grooves 6 are formed in two sides of the mounting table 3, first threaded rods 7 are mounted in the inner cavity of the mounting grooves 6 through bearings, threaded plates 10 are sleeved on the surfaces of the first threaded rods 7, mounting plates 9 are fixedly connected to bottoms of the threaded plates 10, guide plates 12 are fixedly connected to the bottoms of the mounting plates 9, connecting plates 13 are fixedly connected to the front side and the rear side of the mounting plates 9, positioning bolts 14 are arranged in a penetrating mode, arc limiting blocks 11 are fixedly connected to the opposite sides of the two mounting plates 9, and rotating grips 29 are fixedly connected to the opposite sides of the two first threaded rods 7;
a limit guide groove 27 is formed in the bottom of the inner cavity of the mounting table 3, and a limit guide rod 28 is fixedly connected to the inner cavity of the limit guide groove 27;
the bottom of the top push plate 22 is fixedly connected with a first anti-slip pad, the top of the bottom supporting plate 23 is fixedly connected with a second anti-slip pad, and the top push plate 22 and the bottom supporting plate 23 are convenient to use by matching the first anti-slip pad with the second anti-slip pad so as to limit and support a submarine cable;
the opposite sides of the two limiting clamping plates 18 are fixedly connected with protection pads, the number of the installation guide rods 15 is four, and the arc limiting blocks 11 are convenient to limit the submarine cable by arranging the protection pads so as to prevent the arc limiting blocks 11 from directly rubbing with the submarine cable;
slide holes are formed in two sides of the supporting frame 19, limiting guide plates are fixedly connected to two sides of the connecting screw plate 21, and the connecting screw plate 21 can be guided and limited through cooperation of the slide holes and the limiting guide plates so as to prevent the connecting screw plate 21 from rotating during movement;
embodiment two:
the submarine cable anchoring device for submarine cable laying construction comprises a mounting base 1, wherein a support column 2 is fixedly connected to the top of the mounting base 1, a mounting table 3 is fixedly connected to the top of the support column 2, a mounting hole 4 is formed in the front side of the mounting table 3, and an anti-falling mechanism 24 is arranged at the top of the mounting table 3;
the anti-falling mechanism 24 comprises a second threaded rod 20, the bottom of the second threaded rod 20 is connected with the mounting table 3 through a bearing, the top of the mounting table 3 is fixedly connected with a supporting frame 19, the surface of the second threaded rod 20 is sleeved with a connecting screw plate 21 on one side of an inner cavity of the supporting frame 19 in a threaded manner, the bottom of the connecting screw plate 21 is fixedly connected with a top push plate 22, the front side and the rear side of the mounting table 3 are fixedly connected with bottom supporting plates 23, the top of the second threaded rod 20 is fixedly connected with a rotating handle 26, the bottom of the bottom supporting plates 23 is fixedly connected with reinforcing ribs 25, the bottom of the reinforcing ribs 25 is fixedly connected with the supporting columns 2, and the firmness between the bottom supporting plates 23 and the supporting columns 2 can be increased through the arrangement of the reinforcing ribs 25, so that the installation stability of the bottom supporting plates 23 is improved;
the front side and the rear side of the connecting screw plate 21 are fixedly connected with the reinforcing plate 8, the bottom of the reinforcing plate 8 is fixedly connected with the top push plate 22, and the firmness between the connecting screw plate 21 and the top push plate 22 can be improved by arranging the reinforcing plate 8, so that the stability between the connecting screw plate 21 and the top push plate 22 is improved;
the bottom of the top push plate 22 is fixedly connected with a first anti-slip pad, the top of the bottom supporting plate 23 is fixedly connected with a second anti-slip pad, and the top push plate 22 and the bottom supporting plate 23 are convenient to use by matching the first anti-slip pad with the second anti-slip pad so as to limit and support a submarine cable;
slide holes are formed in two sides of the supporting frame 19, limiting guide plates are fixedly connected to two sides of the connecting screw plate 21, and the connecting screw plate 21 can be guided and limited through cooperation of the slide holes and the limiting guide plates so as to prevent the connecting screw plate 21 from rotating during movement;
embodiment III:
the submarine cable anchoring device for submarine cable laying construction comprises a mounting base 1, wherein a support column 2 is fixedly connected to the top of the mounting base 1, a mounting table 3 is fixedly connected to the top of the support column 2, mounting holes 4 are formed in the front side of the mounting table 3, limiting mechanisms 5 are arranged on two sides of the mounting table 3, and an anti-falling mechanism 24 is arranged on the top of the mounting table 3;
the inner cavity of the limiting mechanism 5 is transversely and fixedly connected with a mounting guide rod 15, two ends of the mounting guide rod 15 are fixedly connected with the inner wall of a mounting hole 4, two sides of the surface of the mounting guide rod 15 are movably sleeved with movable plates 16, two opposite sides of the two movable plates 16 are fixedly connected with connecting rods 30, two opposite sides of the two connecting rods 30 are fixedly connected with limiting clamping plates 18, one opposite sides of the two movable plates 16 are fixedly connected with springs 17, mounting grooves 6 are formed in two sides of the mounting table 3, first threaded rods 7 are mounted in the inner cavity of the mounting grooves 6 through bearings, threaded plates 10 are sleeved on the surfaces of the first threaded rods 7, mounting plates 9 are fixedly connected to bottoms of the threaded plates 10, guide plates 12 are fixedly connected to the bottoms of the mounting plates 9, connecting plates 13 are fixedly connected to the front side and the rear side of the mounting plates 9, positioning bolts 14 are arranged in a penetrating mode, arc limiting blocks 11 are fixedly connected to the opposite sides of the two mounting plates 9, and rotating grips 29 are fixedly connected to the opposite sides of the two first threaded rods 7;
a limiting guide groove 27 is formed in the bottom of the inner cavity of the mounting table 3, a limiting guide rod 28 is fixedly connected to the inner cavity of the limiting guide groove 27, and the guide plate 12 can be guided and limited through the cooperation of the limiting guide groove 27 and the limiting guide rod 28 so as to prevent the mounting plate 9 from rotating during movement;
the anti-falling mechanism 24 comprises a second threaded rod 20, the bottom of the second threaded rod 20 is connected with the mounting table 3 through a bearing, the top of the mounting table 3 is fixedly connected with a supporting frame 19, the surface of the second threaded rod 20 is sleeved with a connecting screw plate 21 on one side of an inner cavity of the supporting frame 19 in a threaded manner, the bottom of the connecting screw plate 21 is fixedly connected with a top push plate 22, the front side and the rear side of the mounting table 3 are fixedly connected with bottom supporting plates 23, the top of the second threaded rod 20 is fixedly connected with a rotating handle 26, the bottom of the bottom supporting plates 23 is fixedly connected with reinforcing ribs 25, the bottom of the reinforcing ribs 25 is fixedly connected with the supporting columns 2, and the firmness between the bottom supporting plates 23 and the supporting columns 2 can be increased through the arrangement of the reinforcing ribs 25, so that the installation stability of the bottom supporting plates 23 is improved;
the front side and the rear side of the connecting screw plate 21 are fixedly connected with the reinforcing plate 8, the bottom of the reinforcing plate 8 is fixedly connected with the top push plate 22, and the firmness between the connecting screw plate 21 and the top push plate 22 can be improved by arranging the reinforcing plate 8, so that the stability between the connecting screw plate 21 and the top push plate 22 is improved;
the bottom of the top push plate 22 is fixedly connected with a first anti-slip pad, the top of the bottom supporting plate 23 is fixedly connected with a second anti-slip pad, and the top push plate 22 and the bottom supporting plate 23 are convenient to use by matching the first anti-slip pad with the second anti-slip pad so as to limit and support a submarine cable;
the opposite sides of the two limiting clamping plates 18 are fixedly connected with protection pads, the number of the installation guide rods 15 is four, and the arc limiting blocks 11 are convenient to limit the submarine cable by arranging the protection pads so as to prevent the arc limiting blocks 11 from directly rubbing with the submarine cable;
slide holes are formed in two sides of the supporting frame 19, limiting guide plates are fixedly connected to two sides of the connecting screw plate 21, and the connecting screw plate 21 can be guided and limited through cooperation of the slide holes and the limiting guide plates so as to prevent the connecting screw plate 21 from rotating during movement;
the application method of the submarine cable anchoring device for submarine cable laying construction comprises the following steps:
a: firstly, a user places a submarine cable into the mounting table 3, after placing the submarine cable into the mounting table 3, the user rotates the mounting plate 9 again, so that the mounting plate 9 can drive the guide plate 12 to move until the guide plate 12 can be aligned with the limiting guide groove 27, then the user sleeves the guide plate 12 on the limiting guide rod 28, so that the limiting guide rod 28 can guide and limit the guide plate 12, then the user rotates the first threaded rod 7 through the rotating handle 29, the mounting plate 9 drives the threaded plate 10 to move through threaded connection when rotating, then the threaded plate 10 drives the mounting plate 9 to move, and the mounting plate 9 drives the arc-shaped limiting block 11 to clamp and limit the submarine cable when moving;
b: when the arc limiting block 11 clamps the submarine cable, the two movable plates 16 drive the connecting rod 30 to move to two sides through the resilience force of the spring 17, and the connecting rod 30 drives the limiting clamp plate 18 to move when moving, so that the arc limiting block 11 can be matched with the limiting clamp plate 18 to increase the installation stability of the submarine cable;
c: when clamping the submarine cable, a user places the submarine cable on the bottom supporting plate 23, when placing the submarine cable on the bottom supporting plate 23, the user rotates the second threaded rod 20 through the rotating handle 26, then the second threaded rod 20 drives the connecting screw plate 21 to move downwards through the bolt connection, and the connecting screw plate 21 drives the top push plate 22 to move when moving until the top push plate 22 can limit the submarine cable, so that the top push plate 22 can be matched with the bottom supporting plate 23 to fixedly install the submarine cable, and the submarine cable is prevented from falling off the device.
To sum up: this submarine cable anchor device for submarine cable laying construction uses through the cooperation of installation base 1, support column 2, mount table 3, mounting hole 4, stop gear 5, mounting groove 6 and anti-drop mechanism 24, has solved and has carried out the centre gripping spacing to submarine cable through several simple and easy structures only and when using, does not normally have the problem of anti-drop structure yet.
Claims (8)
1. Submarine cable anchor device for submarine cable laying construction, including installation base (1), its characterized in that: the novel anti-falling device is characterized in that the top of the mounting base (1) is fixedly connected with the supporting column (2), the top of the supporting column (2) is fixedly connected with the mounting table (3), the front side of the mounting table (3) is provided with the mounting hole (4), two sides of the mounting table (3) are provided with the limiting mechanisms (5), and the top of the mounting table (3) is provided with the anti-falling mechanism (24).
2. A submarine cable anchoring device for submarine cable laying construction according to claim 1, wherein: the utility model provides a handle, including installation guide arm (15) of horizontal fixedly connected with in inner chamber of stop gear (5), the inner wall fixed connection of both ends and mounting hole (4) of installation guide arm (15), the equal movable sleeve in both sides on installation guide arm (15) surface is equipped with fly leaf (16), the equal fixedly connected with connecting rod (30) in one side opposite of two fly leaf (16), the equal fixedly connected with limiting plate (18) in one side opposite of two connecting rod (30), one side fixedly connected with spring (17) opposite of two fly leaf (16), mounting groove (6) have all been seted up to the both sides of mount table (3), the inner chamber of mounting groove (6) is equipped with first threaded rod (7) through the bearing, the surface thread bush of first threaded rod (7) is equipped with threaded plate (10), the bottom fixedly connected with mounting panel (9) of threaded plate (10), the bottom fixedly connected with deflector (12) of mounting panel (9), both sides all fixedly connected with connecting plate (13) around two connecting plate (13) opposite one side all are provided with stopper (14), two arc-shaped connection handle (11) of two opposite side all are connected with two arc-shaped threaded rod (7).
3. A submarine cable anchoring device for submarine cable laying construction according to claim 1, wherein: the bottom of the inner cavity of the mounting table (3) is provided with a limit guide groove (27), and the inner cavity of the limit guide groove (27) is fixedly connected with a limit guide rod (28).
4. A submarine cable anchoring device for submarine cable laying construction according to claim 1, wherein: the anti-drop mechanism (24) comprises a second threaded rod (20), the bottom of the second threaded rod (20) is connected with the mounting table (3) through a bearing, a supporting frame (19) is fixedly connected to the top of the mounting table (3), a connecting screw plate (21) is arranged on the surface of the second threaded rod (20) and is positioned on one side of an inner cavity of the supporting frame (19) in a threaded sleeve mode, a top push plate (22) is fixedly connected to the bottom of the connecting screw plate (21), bottom supporting plates (23) are fixedly connected to the front side and the rear side of the mounting table (3), a rotating handle (26) is fixedly connected to the top of the second threaded rod (20), and reinforcing ribs (25) are fixedly connected to the bottom of the bottom supporting plates (23) and the supporting columns (2).
5. A submarine cable anchoring device for submarine cable laying construction according to claim 4, wherein: the front side and the rear side of the connecting screw plate (21) are fixedly connected with reinforcing plates (8), and the bottom of each reinforcing plate (8) is fixedly connected with a top push plate (22).
6. A submarine cable anchoring device for submarine cable laying construction according to claim 4, wherein: the bottom of the top push plate (22) is fixedly connected with a first anti-slip pad, and the top of the bottom support plate (23) is fixedly connected with a second anti-slip pad.
7. A submarine cable anchoring device for submarine cable laying construction according to claim 2, wherein: the opposite sides of the two limiting clamping plates (18) are fixedly connected with protection pads, and the number of the installation guide rods (15) is four.
8. A submarine cable anchoring device for submarine cable laying construction according to claim 1, wherein: slide holes are formed in two sides of the supporting frame (19), and limiting guide plates are fixedly connected to two sides of the connecting screw plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310066580.3A CN116316383A (en) | 2023-01-12 | 2023-01-12 | Submarine cable anchoring device for submarine cable laying construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310066580.3A CN116316383A (en) | 2023-01-12 | 2023-01-12 | Submarine cable anchoring device for submarine cable laying construction |
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| Publication Number | Publication Date |
|---|---|
| CN116316383A true CN116316383A (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310066580.3A Pending CN116316383A (en) | 2023-01-12 | 2023-01-12 | Submarine cable anchoring device for submarine cable laying construction |
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| CN (1) | CN116316383A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117559299A (en) * | 2024-01-11 | 2024-02-13 | 山东万达海缆有限公司 | Submarine cable anchoring device for submarine cable laying construction |
-
2023
- 2023-01-12 CN CN202310066580.3A patent/CN116316383A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117559299A (en) * | 2024-01-11 | 2024-02-13 | 山东万达海缆有限公司 | Submarine cable anchoring device for submarine cable laying construction |
| CN117559299B (en) * | 2024-01-11 | 2024-04-05 | 山东万达海缆有限公司 | Submarine cable anchoring device for submarine cable laying construction |
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