CN218384544U - Floating type offshore dynamic cable - Google Patents

Floating type offshore dynamic cable Download PDF

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Publication number
CN218384544U
CN218384544U CN202222733089.5U CN202222733089U CN218384544U CN 218384544 U CN218384544 U CN 218384544U CN 202222733089 U CN202222733089 U CN 202222733089U CN 218384544 U CN218384544 U CN 218384544U
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China
Prior art keywords
cable
layer
corrosion
outer side
floating offshore
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CN202222733089.5U
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Chinese (zh)
Inventor
黄晓宝
何立群
孙磊
张驰
肖本国
唐小龙
叶青云
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Anhui Guodian Cable Co ltd
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Anhui Guodian Cable Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

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Abstract

The utility model discloses a float marine dynamic cable of formula belongs to cable technical field. The cable comprises a cable body and is characterized in that a cable core is fixedly mounted inside the cable body, a shielding layer is fixedly mounted on the outer side of the cable core, an insulating layer is fixedly mounted on the outer side of the shielding layer, a foaming layer is fixedly mounted on the outer side of the insulating layer, a protective layer is fixedly mounted on the outer side of the foaming layer, an anti-corrosion layer is fixedly mounted on the outer side of the protective layer, and an outer sheath is fixedly mounted on the outer side of the anti-corrosion layer. Compared with the prior art, the corrosion resistance and the weather resistance of the floating cable are improved in a targeted mode, and the service life of the floating cable is effectively prolonged.

Description

Floating type offshore dynamic cable
Technical Field
The utility model relates to the technical field of cables, concretely relates to float marine developments cable of formula.
Background
In the water areas such as ocean rivers, floating cables are needed to be used for power supply and communication of mechanical equipment. The floating cable is an important functional element for realizing power and electric energy transmission and control between equipment such as ships and warships, water surface robots and the like and water surface or underwater working parts.
Although the floating cable floats on the sea surface and is convenient to maintain, the floating cable is in the environments of seawater soaking and wind and sun exposure for a long time, and the requirements on corrosion resistance and weather resistance of the floating cable are particularly outstanding.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a float marine developments cable of formula.
The purpose of the utility model can be realized by the following technical scheme: the utility model provides a float marine dynamic cable of formula, includes the cable body, the inside fixed mounting of cable body has the cable core, cable core outside fixed mounting has the shielding layer, the outside fixed mounting of shielding layer has the insulating layer, insulating layer outside fixed mounting has the foaming layer, foaming layer outside fixed mounting has the protective layer, protective layer outside fixed mounting anti-corrosion layer, anti-corrosion layer outside fixed mounting has the oversheath.
The shielding layer is formed by weaving metal wires.
The insulating layer is made of low-density polyethylene.
The foaming layer is high-density polyethylene.
The protective layer is a polyurethane layer.
Two cavities arranged up and down are arranged in the anti-corrosion layer
The cavity on the upper part is filled with a thermosetting fluororesin weather-resistant coating made of thermosetting fluororesin powder, the cavity on the lower part is filled with an epoxy corrosion-resistant coating made of epoxy resin and a curing agent, and the cavity of the epoxy corrosion-resistant coating is filled with chloroprene rubber particles made of a chloroprene rubber material.
A plurality of bulges are uniformly distributed on the outer surface of the outer sheath.
The outer sheath is made of ultraviolet-resistant corrosion-resistant polyethylene material.
The utility model has the advantages that:
through the chloroprene rubber particles, the cavity part filled with the epoxy corrosion-resistant coating and the chloroprene rubber particles is positioned under the sea surface, and the cavity part filled with the thermosetting fluororesin weather-resistant coating is positioned on the sea surface under the action of gravity of the floating cable, so that the corrosion resistance and the weather resistance of the floating cable are improved in a targeted manner, and the service life of the floating cable is effectively prolonged.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present application;
the parts corresponding to the reference numerals in the figures are as follows: 1. a cable body; 2. a cable core; 3. a shielding layer; 4. an insulating layer; 5. a foamed layer; 6. a protective layer; 7. an anti-corrosion layer; 8. an outer sheath; 9. a cavity; 10. a thermosetting fluororesin weather-resistant coating; 11. epoxy corrosion-resistant coating; 12. neoprene particles.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In a specific embodiment, as shown in fig. 1, a floating type dynamic cable at sea comprises a cable body 1, wherein a cable core 2 is fixedly installed inside the cable body 1, a shielding layer 3 is fixedly installed outside the cable core 2, an insulating layer 4 is fixedly installed outside the shielding layer 3, a foaming layer 5 is fixedly installed outside the insulating layer 4, a protective layer 6 is fixedly installed outside the foaming layer 5, an anti-corrosion layer 7 is fixedly installed outside the protective layer 6, and an outer sheath 8 is fixedly installed outside the anti-corrosion layer 7.
Specifically, the foaming layer 5 provides buoyancy for the cable, so that the cable can float on the water surface, and the situation that the cable sinking force can cause the cable joint on a shore base or a ship to be broken or even cause the cable to be broken is avoided; the high-density polyethylene has good water resistance, tensile strength, creep property and wear resistance, is resistant to corrosion of acid, alkali and various salts, can be better suitable for being used in seawater, and when the outer sheath has cracks, the high-density polyethylene layer can play a role in protecting the wire core, so that the wire core can normally work; the shielding layer 3 has a shielding effect, so that the strength of the metal component is combined with the extensibility and fatigue resistance of the sheath, and the mechanical property of the cable is improved. The lag can effectively prevent the moisture infiltration, ensures the normal use of cable. The protective layer 6 is a polyurethane layer. The extrusion production of the high-strength polyurethane protective layer enables the structure between layers to be compact.
The shielding layer 3 is formed by weaving metal wires.
The interference resistance of the cable is increased by the shielding layer 3.
The insulating layer 4 is made of low-density polyethylene.
The foaming layer 5 is high density polyethylene.
The high-density polyethylene adopted by the foaming layer 5 and the low-density polyethylene adopted by the insulating layer 4 enable the weight of the cable to be light, so that the cable can float on the water surface, and the safe transmission of electric power during water operation is guaranteed.
Two cavities 9 which are arranged up and down are arranged in the anti-corrosion layer 7.
The cavity 9 at the upper part is filled with a thermosetting fluororesin weather-resistant coating 10 made of thermosetting fluororesin powder, the cavity 9 at the lower part is filled with an epoxy corrosion-resistant coating 11 made of epoxy resin and a curing agent, and the cavity 9 of the epoxy corrosion-resistant coating 11 is filled with chloroprene rubber particles 12 made of a chloroprene rubber material.
Specifically, the thermosetting fluororesin weather-resistant coating 10 made of the thermosetting fluororesin powder has excellent acid and alkali resistance, salt mist resistance, aging resistance, ultraviolet irradiation resistance and other properties; the epoxy corrosion-resistant coating 11 made of epoxy resin and curing agent has good brushing performance and forms a film under certain conditions so as to play a role in corrosion resistance. The chloroprene rubber has excellent chemical corrosion resistance and higher tensile strength and elongation; it also serves to shift the center of gravity of the buoyant cable.
A plurality of bulges are uniformly distributed on the outer surface of the outer sheath 8. For preventing aquatic animals from directly gnawing the outer sheath 8.
The outer sheath 8 is made of ultraviolet-resistant corrosion-resistant polyethylene material. The protective sleeve can effectively prevent moisture from permeating, and normal use of the cable is guaranteed
The working principle of the present invention is specifically described below: through the chloroprene rubber particles 12, the floating cable has the advantages that under the action of gravity, the cavity 9 filled with the epoxy corrosion-resistant coating 11 and the chloroprene rubber particles 12 is partially positioned under the sea surface, and the cavity 9 filled with the thermosetting fluororesin weather-resistant coating 10 is partially positioned on the sea surface, so that the corrosion resistance and the weather resistance of the floating cable are improved in a targeted manner, and the service life of the floating cable is effectively prolonged.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (8)

1. The utility model provides a floating offshore dynamic cable, includes the cable body, its characterized in that: the cable comprises a cable body, and is characterized in that a cable core is fixedly arranged in the cable body, a shielding layer is fixedly arranged on the outer side of the cable core, an insulating layer is fixedly arranged on the outer side of the shielding layer, a foaming layer is fixedly arranged on the outer side of the insulating layer, a protective layer is fixedly arranged on the outer side of the foaming layer, an anti-corrosion layer is fixedly arranged on the outer side of the protective layer, and an outer sheath is fixedly arranged on the outer side of the anti-corrosion layer;
a plurality of bulges are uniformly distributed on the outer surface of the outer sheath.
2. The floating offshore dynamic cable of claim 1, wherein the shielding is braided with metal wires.
3. A floating offshore dynamic cable as claimed in claim 1 wherein the insulating layer is of low density polyethylene.
4. A floating offshore dynamic cable as claimed in claim 1 wherein the foam layer is high density polyethylene.
5. A floating offshore dynamic cable as claimed in claim 1 wherein the protective layer is a polyurethane layer.
6. Dynamic floating offshore cable according to claim 1, characterized in that the corrosion protection layer is provided with two cavities arranged one above the other inside.
7. The floating offshore dynamic cable of claim 6, wherein the cavity at the upper portion is filled with a thermosetting fluororesin weather-resistant coating made of thermosetting fluororesin powder, the cavity at the lower portion is filled with an epoxy corrosion-resistant coating made of epoxy resin and a curing agent, and the cavity of the epoxy corrosion-resistant coating is filled with neoprene particles made of neoprene material.
8. The floating offshore dynamic cable of claim 1, wherein the outer jacket is an ultraviolet resistant and corrosion resistant polyethylene material.
CN202222733089.5U 2022-10-17 2022-10-17 Floating type offshore dynamic cable Active CN218384544U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222733089.5U CN218384544U (en) 2022-10-17 2022-10-17 Floating type offshore dynamic cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222733089.5U CN218384544U (en) 2022-10-17 2022-10-17 Floating type offshore dynamic cable

Publications (1)

Publication Number Publication Date
CN218384544U true CN218384544U (en) 2023-01-24

Family

ID=84929970

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222733089.5U Active CN218384544U (en) 2022-10-17 2022-10-17 Floating type offshore dynamic cable

Country Status (1)

Country Link
CN (1) CN218384544U (en)

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