CN216959261U - Dynamic submarine cable anchoring device for offshore wind power transmission - Google Patents
Dynamic submarine cable anchoring device for offshore wind power transmission Download PDFInfo
- Publication number
- CN216959261U CN216959261U CN202220435972.3U CN202220435972U CN216959261U CN 216959261 U CN216959261 U CN 216959261U CN 202220435972 U CN202220435972 U CN 202220435972U CN 216959261 U CN216959261 U CN 216959261U
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- China
- Prior art keywords
- pressing plate
- annular boss
- power transmission
- wind power
- offshore wind
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- 238000004873 anchoring Methods 0.000 title claims abstract description 32
- 230000005540 biological transmission Effects 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 45
- 239000010959 steel Substances 0.000 claims abstract description 45
- 239000003292 glue Substances 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 238000011161 development Methods 0.000 claims description 4
- 230000018109 developmental process Effects 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
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
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/12—Installations of electric cables or lines in or on the ground or water supported on or from floats, e.g. in water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose-connectors, i.e. single members engaging both hoses
- F16L33/01—Arrangements for connecting hoses to rigid members; Rigid hose-connectors, i.e. single members engaging both hoses specially adapted for hoses having a multi-layer wall
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Cable Installation (AREA)
- Cable Accessories (AREA)
Abstract
The utility model provides a dynamic submarine cable anchoring device for offshore wind power transmission, which comprises an anchoring base and an armored steel wire clamping assembly, wherein a through hole for a submarine cable to pass through is formed in the middle of the anchoring base, an annular boss is arranged on the upper side of the anchoring base, a first anti-sliding groove is formed in the top of the annular boss, the annular boss and the armored steel wire clamping assembly are arranged in an outer cover, the bottom of the outer cover is connected with the anchoring base, the armored steel wire clamping assembly comprises a middle pressing plate and an upper pressing plate, the middle pressing plate and the upper pressing plate are of an annular structure, the middle pressing plate is arranged between the upper pressing plate and the annular boss, and the middle pressing plate, the upper pressing plate and the annular boss are connected through bolts. And a second anti-sliding groove is formed in the top of the middle pressing plate. According to the utility model, the armored steel wire of the submarine cable is tightly pressed to have stronger anti-slip capability through the anti-slip groove structure provided with the annular boss and the pressing plate.
Description
Technical Field
The utility model relates to the technical field of submarine cable connection anchoring, in particular to a dynamic submarine cable anchoring device for offshore wind power transmission.
Background
With the continuous development and utilization of ocean resources such as ocean oil and gas resources, offshore wind power and the like, submarine cables, particularly photoelectric composite submarine cables, are increasingly applied to offshore platform systems as important transmission channels of information and energy. In order to protect the optical unit and the electrical unit inside the submarine cable, various protections of the submarine cable are continuously increased, so that the weight of the submarine cable is greatly increased, and the submarine cable slides down to avoid normal working. To solve the above problem, a fixing device is usually used to fix one end of the submarine cable to a platform or other fixed object.
For a submarine cable or an umbilical cable with one or two circles of armored steel wires on the outer layer, the armored steel wires are usually turned outwards in an anchoring mode and then fixed in a mode of pressing a plurality of laminated plates, and the anchoring is usually suitable for a fixed fan platform with a protective pipe and the like. There is not the pillar usually to floating platform or floating fan, and dynamic cable direct exposure is in the marine environment, and its operating mode environment is harsher for fixed fan platform, has the cyclic load influence of wave, stream usually, and under this kind of operating mode environment, conventional anchor structure shows following shortcoming: under the action of wave flow dynamic circulating load, the armor steel wire has larger fatigue stress, and the armor steel wire is easy to generate fatigue fracture under the long-term action; because each conventionally anchored armor steel wire exists in a single individual form, and is influenced by the wave current in an indefinite direction, the phenomenon of uneven stress of the whole circle of armor steel wires easily causes overlarge stress of the armor steel wires and breakage; the armored steel wire is easy to slip off from the anchoring part under the dynamic cyclic load of the wave current, and is seriously abraded.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a dynamic submarine cable anchoring device for offshore wind power transmission, which can effectively solve the problem that an armored steel wire is easy to slip under dynamic load.
In order to solve the technical problems, the technical scheme is as follows: the utility model provides a developments sea cable anchor for offshore wind power transmission, includes anchor base and armor steel wire clamping component, is equipped with the cross-under hole that supplies the sea cable to pass in the middle of the anchor base, and anchor base upside is equipped with annular boss, and annular boss top is equipped with first anti spout, and annular boss and armor steel wire clamping component set up in the dustcoat, and the dustcoat bottom is connected with the anchor base, armor steel wire clamping component includes middle clamp plate and top board, and middle clamp plate and top board are the loop configuration, and middle clamp plate sets up between top board and the annular boss, and middle clamp plate and top board and annular boss pass through bolted connection.
In a preferable scheme, the diameters of inner holes of the annular boss, the middle pressure plate and the upper pressure plate are larger than the diameter of the through hole of the anchoring base.
In the preferred scheme, the outer cover comprises two semi-cylindrical bodies, one side of the splicing surface of each semi-cylindrical body is provided with a connecting plate, and the connecting plates are connected through bolts.
In a preferred scheme, a second anti-sliding groove is formed in the top of the middle pressing plate.
In a preferred embodiment, the cross section of the first anti-sliding groove and the cross section of the second anti-sliding groove are in a V-shaped structure.
In the preferred scheme, glue is filled in the installation gaps between the inner holes of the annular boss, the middle pressing plate and the upper pressing plate and the submarine cable, and glue is filled in the installation gaps between the outer sides of the annular boss, the middle pressing plate and the upper pressing plate and the inner part of the outer cover.
In a preferred scheme, the glue is resin glue.
The dynamic submarine cable anchoring device for offshore wind power transmission provided by the utility model can realize the following beneficial effects: according to the utility model, the armored steel wire of the submarine cable is tightly pressed to have stronger anti-slip capability through the anti-slip groove structure provided with the annular boss and the pressing plate. Meanwhile, an effective glue filling space is formed by the annular boss, the middle pressing plate and the mounting gaps between the upper pressing plate and the submarine cable and between the upper pressing plate and the outer cover, and the whole circle of armored steel wires are integrated by filling resin glue into the glue filling space, so that the problems that the armored steel wires are not uniformly stressed and are easy to fatigue under the dynamic load of wave current are solved.
Drawings
The utility model is further illustrated with reference to the accompanying drawings and examples:
fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is a schematic view of the anchor base structure of the present invention.
Fig. 3 is a schematic view of the structure of the intermediate platen of the present invention.
Fig. 4 is a schematic view of the anchoring structure of the present invention in cooperation with a sea cable.
In the figure: anchoring base 1, cross-under hole 2, annular boss 3, first anti-spout 4, dustcoat 5, intermediate pressure board 6, top board 7, the anti-spout 8 of second, submarine cable 9, armor steel wire 10, half cylinder 501, connecting plate 502.
Detailed Description
As shown in figures 1-4, a developments sea cable anchor for offshore wind power transmission, including anchor base 1 and armor steel wire clamping component, be equipped with the circular cross under hole 2 that supplies sea cable 9 to pass in the middle of anchor base 1, the internal diameter size of circular cross under hole 2 and the external diameter size phase-match of sea cable 9 to guarantee that sea cable 9 can pass cross under hole 2 smoothly. The upper side of the anchoring base 1 is provided with an annular boss 3, the top of the annular boss 3 is provided with a first anti-sliding groove 4, the annular boss 3 and the armored steel wire clamping assembly are arranged in an annular outer cover 5 and form a certain installation gap, the bottom of the outer cover 5 is provided with a turned-over edge, the turned-over edge is evenly provided with a screwed hole, and the turned-over edge at the bottom of the outer cover 5 is connected with the anchoring base 1 through a bolt. A plurality of bolt holes are uniformly formed in the anchoring base 1 in the circumferential direction, so that the anchoring base 1 is convenient to connect with other devices for containing submarine cables.
Preferably, the armor steel wire clamping component comprises an intermediate pressing plate 6 and an upper pressing plate 7, the intermediate pressing plate 6 and the upper pressing plate 7 are of an annular structure, the intermediate pressing plate 6 is arranged between the upper pressing plate 7 and the annular boss 3, the intermediate pressing plate, the upper pressing plate 7 and the annular boss 3 are coaxially mounted, and a plurality of screwed holes are uniformly formed in the end faces of the intermediate pressing plate 6, the upper pressing plate 7 and the annular boss 3 and are connected in a bolt mode.
Further, whether to use the intermediate pressing plate 6 and the upper pressing plate 7 at the same time may be selected according to the number of layers of the armor wires 10. When the armor steel wires 10 have only one layer, only the upper pressing plate 7 can be selected to press the layer of armor steel wires 10 between the armor steel wires and the annular boss 3. When the armored steel wires 10 are two layers, the middle pressing plate 6 and the upper pressing plate 7 are adopted at the same time, one layer of armored steel wires 10 is pressed between the annular boss 3 and the middle pressing plate 6, and the other layer of armored steel wires 10 is pressed between the middle pressing plate 6 and the upper pressing plate 7.
Preferably, the diameters of the inner holes of the annular boss 3, the middle pressing plate 6 and the upper pressing plate 7 are equal and are all larger than the diameter of the through hole 2 of the anchoring base 1, so that a certain mounting gap is formed between the inner holes of the annular boss 3, the middle pressing plate 6 and the upper pressing plate 7 and the submarine cable 9, and an effective space is provided for subsequent glue filling.
Preferably, the outer cover 5 comprises two semicylindrical bodies 501, a connecting plate 502 is arranged on one side of the splicing surface of each semicylindrical body 501, and the connecting plates 502 are connected through a plurality of bolts, so that the mounting and dismounting process is more convenient.
Furthermore, the anchoring base 1 can also be connected by adopting a splicing structure, so that the installation and the disassembly are convenient.
Preferably, the top of the middle pressing plate 6 is provided with a second anti-sliding groove 8, the first anti-sliding groove 4 and the second anti-sliding groove 8 are of a V-shaped structure, when the armored steel wire 10 is installed between the annular boss 3, the middle pressing plate 6 and the upper pressing plate 7, the anti-sliding groove is in contact with the armored steel wire 10, the friction coefficient is increased, and the problem that the armored steel wire is easy to slip under the dynamic load of sea waves is solved.
Preferably, glue is filled in the installation gaps of the inner holes of the annular boss 3, the middle pressing plate 6 and the upper pressing plate 7 and the submarine cable 9, resin glue is also filled in the installation gaps of the outer sides of the annular boss 3, the middle pressing plate 6 and the upper pressing plate 7 and the inner part of the outer cover 5, the whole circle of armored steel wires 10 can form a whole by the structure, the problems that the armored steel wires 10 are not uniformly stressed and are easy to fatigue under the dynamic load of wave flow are solved, the armored steel wires 10 are guaranteed to be uniformly accepted, and the armored steel wires 10 are prevented from being broken due to overlarge stress. In addition, after the armored steel wire clamping assembly is compressed, resin glue is also poured into the gap between the armored steel wire 10 and the submarine cable 9, and the overall strength of the armored steel wire is further enhanced.
The device comprises the following installation steps:
firstly, a submarine cable 9 penetrates through the through hole 2 of the anchoring base 1, armor steel wires 10 outside the submarine cable 9 are poked, one layer of armor steel wires 10 is tightly pressed between the annular boss 3 and the middle pressing plate 6, the other layer of armor steel wires 10 is tightly pressed between the middle pressing plate 6 and the upper pressing plate 7, bolt holes in the end faces of the annular boss 3, the middle pressing plate 6 and the upper pressing plate 7 are aligned, and long bolts are installed and screwed down. And (3) installing the two semi-cylindrical bodies 501 of the outer cover 5, and screwing the bolts on the splicing surfaces of the two semi-cylindrical bodies 501 and the connecting bolts between the bottom of the outer cover 5 and the anchoring base 1. And injecting glue into the installation gaps between the annular boss 3, the middle pressing plate 6 and the inner hole of the upper pressing plate 7 and the submarine cable 9. And then resin glue is poured into the annular boss 3, the middle pressing plate 6 and the mounting gap between the outer side of the upper pressing plate 7 and the inner part of the outer cover 5.
Claims (7)
1. The utility model provides a developments submarine cable anchor for offshore wind power transmission which characterized in that: including anchor base (1) and armor steel wire centre gripping subassembly, be equipped with in the middle of anchor base (1) and supply cross-under hole (2) that submarine cable (9) passed, anchor base (1) upside is equipped with annular boss (3), and annular boss (3) top is equipped with first anti spout (4), and annular boss (3) and armor steel wire centre gripping subassembly set up in dustcoat (5), and dustcoat (5) bottom is connected with anchor base (1), armor steel wire centre gripping subassembly includes intermediate pressure board (6) and top board (7), and intermediate pressure board (6) and top board (7) are the loop configuration, and intermediate pressure board (6) set up between top board (7) and annular boss (3), and intermediate pressure board (6) and top board (7) and annular boss (3) pass through bolted connection.
2. The dynamic sea cable anchoring device for offshore wind power transmission according to claim 1, characterized in that: the diameters of inner holes of the annular boss (3), the middle pressing plate (6) and the upper pressing plate (7) are larger than the diameter of the through hole (2) of the anchoring base (1).
3. The dynamic submarine cable anchoring device for offshore wind power transmission according to claim 1, wherein: the outer cover (5) comprises two semi-cylindrical bodies (501), a connecting plate (502) is arranged on one side of the splicing surface of each semi-cylindrical body (501), and the connecting plates (502) are connected through bolts.
4. The dynamic sea cable anchoring device for offshore wind power transmission according to claim 1, characterized in that: the top of the middle pressing plate (6) is provided with a second anti-sliding groove (8).
5. The dynamic sea cable anchoring device for offshore wind power transmission according to claim 4, characterized in that: the cross section of the first anti-sliding groove (4) and the cross section of the second anti-sliding groove (8) are V-shaped structures.
6. The dynamic sea cable anchoring device for offshore wind power transmission according to claim 1, characterized in that: glue is filled in the installation gaps between the inner holes of the annular boss (3), the middle pressing plate (6) and the upper pressing plate (7) and the submarine cable (9), and glue is filled in the installation gaps between the outer sides of the annular boss (3), the middle pressing plate (6) and the upper pressing plate (7) and the inner part of the outer cover (5).
7. The dynamic sea cable anchoring device for offshore wind power transmission according to claim 6, characterized in that: the glue is resin glue.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220435972.3U CN216959261U (en) | 2022-03-02 | 2022-03-02 | Dynamic submarine cable anchoring device for offshore wind power transmission |
| LU501774A LU501774B1 (en) | 2022-03-02 | 2022-04-01 | Dynamic submarine cable anchoring devices for offshore wind power transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220435972.3U CN216959261U (en) | 2022-03-02 | 2022-03-02 | Dynamic submarine cable anchoring device for offshore wind power transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216959261U true CN216959261U (en) | 2022-07-12 |
Family
ID=82292460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220435972.3U Active CN216959261U (en) | 2022-03-02 | 2022-03-02 | Dynamic submarine cable anchoring device for offshore wind power transmission |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN216959261U (en) |
| LU (1) | LU501774B1 (en) |
-
2022
- 2022-03-02 CN CN202220435972.3U patent/CN216959261U/en active Active
- 2022-04-01 LU LU501774A patent/LU501774B1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| LU501774B1 (en) | 2022-10-03 |
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