CN220324215U - Impact-resistant dampproof reinforced armored marine power cable - Google Patents
Impact-resistant dampproof reinforced armored marine power cable Download PDFInfo
- Publication number
- CN220324215U CN220324215U CN202322056822.9U CN202322056822U CN220324215U CN 220324215 U CN220324215 U CN 220324215U CN 202322056822 U CN202322056822 U CN 202322056822U CN 220324215 U CN220324215 U CN 220324215U
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- layer
- resistant
- tinned copper
- impact
- core
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- 239000010410 layer Substances 0.000 claims abstract description 81
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000004800 polyvinyl chloride Substances 0.000 claims abstract description 24
- 229920000915 polyvinyl chloride Polymers 0.000 claims abstract description 24
- 239000004020 conductor Substances 0.000 claims abstract description 19
- 229920005549 butyl rubber Polymers 0.000 claims abstract description 18
- 229920013716 polyethylene resin Polymers 0.000 claims abstract description 15
- 239000004677 Nylon Substances 0.000 claims abstract description 13
- 229920001778 nylon Polymers 0.000 claims abstract description 13
- 230000006837 decompression Effects 0.000 claims abstract description 9
- 229920001973 fluoroelastomer Polymers 0.000 claims abstract description 9
- 239000004743 Polypropylene Substances 0.000 claims abstract description 6
- 229920001155 polypropylene Polymers 0.000 claims abstract description 6
- 239000011347 resin Substances 0.000 claims abstract description 6
- 229920005989 resin Polymers 0.000 claims abstract description 6
- 238000010521 absorption reaction Methods 0.000 claims abstract description 5
- 239000012790 adhesive layer Substances 0.000 claims abstract description 5
- -1 polypropylene Polymers 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000035939 shock Effects 0.000 claims description 7
- 229920001169 thermoplastic Polymers 0.000 claims description 7
- 239000004416 thermosoftening plastic Substances 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 5
- 238000009941 weaving Methods 0.000 claims description 5
- 238000009954 braiding Methods 0.000 claims description 4
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 4
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 230000017105 transposition Effects 0.000 claims description 2
- 239000011162 core material Substances 0.000 abstract description 38
- 230000000903 blocking effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 240000005572 Syzygium cordatum Species 0.000 description 1
- 235000006650 Syzygium cordatum Nutrition 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
The utility model discloses an impact-resistant dampproof reinforced armored ship power cable, which comprises three power wire cores, a grounding wire core and two polyethylene resin core strips, wherein the three power wire cores, the grounding wire core and the two polyethylene resin core strips are twisted together with a polypropylene moisture absorption filling core material to form a cable core, a fluororubber dampproof layer, a butyl rubber water-blocking decompression layer, an impact-resistant plain-weave net armor layer, a polyvinyl chloride inner sheath layer, a nylon wire anti-torsion wrapping layer and a polyvinyl chloride outer sheath layer are sequentially coated outside the cable core, the power wire core comprises an inner conductor, an EVA water-blocking adhesive layer, a polyvinyl chloride insulating layer and a nylon resin dampproof medium layer, the impact-resistant plain-weave net armor layer comprises an inner layer and an outer layer tinned copper wire plain-weave net, the inner layer is a fine tinned copper wire woven plain-weave net structure, and the outer layer is a coarse tinned copper wire woven plain-weave net structure, and the diameter of the coarse tinned copper wire is 5-20 times that of the fine tinned copper wire. The power cable has excellent moisture resistance, better impact resistance, enhanced safety and reliability and durable use.
Description
Technical Field
The application relates to the technical field of cables, in particular to an impact-resistant dampproof reinforced armored marine power cable.
Background
The marine cable comprises a marine power cable, a marine control cable and a marine communication cable, and is mainly applied to power, illumination and general control of various ships in the river and the sea, offshore oil platforms and other water buildings. With the rapid development of the river and ocean transportation industry and ocean engineering, various ships, offshore oil platforms and the like are continuously increased, and the technical requirements of various equipment on cables are increasingly improved. Because the use environment condition is severe, the marine cable needs to meet the requirements of excellent electrical and mechanical properties, such as impact resistance, moisture resistance, seawater resistance and the like, the special requirements of the marine cable performance are met by the marine manufacturing units and the use departments, the common power cable cannot be directly replaced, and the marine cable needs to have safer and more reliable electrical properties and mechanical properties than the common cable so as to improve the durable usability.
Disclosure of Invention
The application aims at the defects of the prior art, and the technical problem to be solved is to provide an impact-resistant dampproof reinforced armored ship power cable which has excellent dampproof performance, better impact resistance, enhanced safety and reliability and durable use.
The technical problems are solved by the following technical scheme.
The utility model provides a shock resistance dampproofing enhancement type armoured marine power cable, includes three power core, a ground connection sinle silk and two polyethylene resin core strips together with the polypropylene moisture absorption fill core transposition constitution cable core, the outside cladding of cable core has fluororubber dampproof course, butyl rubber decompression layer that blocks water, shock resistance plain weave net armor, polyvinyl chloride inner sheath layer, nylon wire antitorque around covering and polyvinyl chloride oversheath layer in proper order, the power core includes inner conductor, EVA bonding layer that blocks water, polyvinyl chloride insulating layer and nylon resin dampproofing dielectric layer, shock resistance plain weave net armor includes inlayer tinned copper wire plain weave net and outer tinned copper wire plain weave net, inlayer tinned copper wire plain weave net is thin tinned copper wire braiding and forms plain weave net structure, outer tinned copper wire plain weave net is thick tinned copper wire braiding and forms plain weave net structure, thick tinned copper wire footpath is 5 to 20 times of thin tinned copper wire footpath.
Preferably, the weaving density of the inner layer tinned copper wire plain weave net is larger than that of the outer layer tinned copper wire plain weave net.
Preferably, the inner conductor is formed by concentrically twisting a plurality of tinned copper monofilaments with diameters of 0.1mm to 0.3 mm.
Preferably, the butyl rubber water-blocking decompression layer is of a multi-layer covering and wrapping structure of a butyl rubber belt, and the covering rate of the butyl rubber belt is one-fourth to one-half of the width of the butyl rubber belt.
Preferably, the ground wire core includes a ground conductor and a crosslinked polyethylene insulation layer.
Preferably, the grounding conductor is formed by twisting and compacting a plurality of tinned copper monofilaments with diameters of 0.05mm to 0.08 mm.
Preferably, the fluororubber moisture barrier layer has a thickness of 0.1mm to 1mm.
Preferably, the polyethylene resin core strip is formed by bonding a plurality of polyethylene resin fibers into a whole through a thermoplastic EVA adhesive.
Preferably, the wire diameter of the fine tin-plated copper wire is not less than 0.15mm.
Preferably, thermoplastic EVA adhesive layers are arranged on the outer surface of the polyvinyl chloride inner sheath layer and the inner surface of the polyvinyl chloride outer sheath layer.
The beneficial effects of this application:
1. the two polyethylene resin core strips are added, the polyethylene resin core strips are optimized to be formed by bonding polyethylene resin fibers into a whole through a thermoplastic EVA adhesive, the elasticity is good, the tensile strength is high, the cable core structure is balanced to be a round section, the mechanical strength is high, the lateral pressure during bending is facilitated to be born, the stress concentration is reduced, the tensile performance is greatly improved, the safe and reliable electrical characteristics of the cable are ensured, and the durability and the usability are improved.
2. Through the outside EVA adhesive linkage that blocks water that increases of inner conductor, effectively keep apart inner conductor and polyvinyl chloride insulating layer, the separation moisture passes through the conductor to the diffusion of insulating layer, the inside moisture of cable core can be absorbed to the polypropylene hygroscopic filling core, can effectually prevent the inside moisture infiltration insulating layer of cable core through nylon resin dampproofing dielectric layer, delay the insulating layer and take place the water tree ageing phenomenon, guarantee stable electrical characteristics, fluororubber dampproof layer has dampproofing water blocking performance, further through butyl rubber decompression layer reinforcing dampproofing water blocking function, the diffusion of moisture to the cable core has been restrained, the fail safe nature of cable is improved, increase of service life, durable better usability.
3. Optimize armor structure, adopt the bilayer structure's of the flat net armor of shocking resistance of the flat net of inlayer tinned copper wire, the copper wire line footpath of the flat net of outer tinned copper wire is greater than the copper wire line footpath of the flat net of inlayer tinned copper wire, when taking into account the pliability, is of value to reinforcing armor's mechanical strength, improves shock resistance, and the durability is better.
4. The nylon wire anti-twisting cladding is added between the polyvinyl chloride inner sheath layer and the polyvinyl chloride outer sheath layer, so that the tensile property of the cable is improved, the mechanical strength of the cable sheath is improved by the nylon wire anti-twisting cladding, the cable sheath is effectively protected, and the durability is better.
Drawings
Fig. 1 is a schematic cross-sectional structure of an embodiment of the present application.
Reference numerals illustrate:
the cable comprises a 1-power cable core, a 2-grounding cable core, a 3-polyethylene resin core strip, a 4-polypropylene moisture absorption filling core material, a 5-fluororubber moisture-proof layer, a 6-butyl rubber water-blocking decompression layer, a 7-impact-resistant plain woven net armor layer, an 8-polyvinyl chloride inner sheath layer, a 9-nylon cable anti-twisting cladding layer, a 10-polyvinyl chloride outer sheath layer, an 11-inner conductor, a 12-EVA water-blocking adhesive layer, a 13-polyvinyl chloride insulating layer, a 14-nylon resin moisture-proof medium layer, a 15-grounding conductor and a 16-crosslinked polyethylene insulating layer.
Description of the embodiments
The terminology used in the description of the embodiments of the application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application, as will be described in detail with reference to the accompanying drawings.
Referring to fig. 1, the shock-resistant dampproof reinforced armored ship power cable of the embodiment of the application comprises three power wire cores 1, a grounding wire core 2 and two polyethylene resin core strips 3 which are stranded together with a polypropylene moisture absorption filling core material 4 to form a cable core, and further, the polyethylene resin core strips 3 are formed by bonding a plurality of polyethylene resin fibers into a whole through a thermoplastic EVA adhesive. The power wire core 1 comprises an inner conductor 11, an EVA water-blocking adhesive layer 12, a polyvinyl chloride insulating layer 13 and a nylon resin moisture-proof medium layer 14, and specifically, the inner conductor 11 is formed by concentrically twisting a plurality of tinned copper monofilaments with diameters of 0.1-0.3 mm. In one embodiment, the ground wire core 2 includes a ground conductor 15 and a crosslinked polyethylene insulation 16. Specifically, the grounding conductor 15 is formed by twisting and compacting a plurality of tin-plated copper monofilaments with diameters of 0.05mm to 0.08mm to form a circular conductor structure.
The cable core is sequentially coated with a fluororubber moisture-proof layer 5, a butyl rubber water-blocking decompression layer 6, an anti-impact plain weave net armor layer 7, a polyvinyl chloride inner sheath layer 8, a nylon wire anti-torsion wrapping layer 9 and a polyvinyl chloride outer sheath layer 10, and further, thermoplastic EVA bonding layers are arranged on the outer surface of the polyvinyl chloride inner sheath layer 8 and the inner surface of the polyvinyl chloride outer sheath layer 10. The thickness of the fluororubber moisture-proof layer 5 is 0.1mm to 1mm. In one embodiment, the butyl rubber water-blocking decompression layer 6 is a butyl rubber tape multi-layer lapping structure, and the butyl rubber tape lapping rate is one-fourth to one-half of the width of the butyl rubber tape. The anti-impact plain weave net armor layer 7 comprises an inner layer tinned copper wire plain weave net and an outer layer tinned copper wire plain weave net, and the weaving density of the inner layer tinned copper wire plain weave net is greater than that of the outer layer tinned copper wire plain weave net. The inner layer tinned copper wire plain weave net is a plain weave net structure formed by weaving fine tinned copper wires, the outer layer tinned copper wire plain weave net is a plain weave net structure formed by weaving coarse tinned copper wires, the wire diameter of the coarse tinned copper wires is 5 to 20 times of that of the fine tinned copper wires, and further, the wire diameter of the fine tinned copper wires is not less than 0.15mm.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the embodiments of the present application, and are not limited thereto; although embodiments of the present application have been described in detail with reference to the foregoing embodiments, it will be appreciated by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. Impact-resistant dampproof reinforced armored marine power cable is characterized in that: including three power core (1), a ground connection sinle silk (2) and two polyethylene resin core strips (3) together with polypropylene moisture absorption fill core (4) transposition constitution cable core, the outside cladding of cable core has fluororubber dampproof course (5), butyl rubber to block water decompression layer (6), shock resistance plain weave net armor (7), polyvinyl chloride inner sheath layer (8), nylon wire antitorque package layer (9) and polyvinyl chloride oversheath layer (10) in proper order, power core (1) include inner conductor (11), EVA water bonding layer (12), polyvinyl chloride insulating layer (13) and nylon resin dampproof medium layer (14), shock resistance plain weave net armor (7) include inlayer tinned copper wire plain weave net and outer tinned copper wire plain weave net, inlayer tinned copper wire plain weave net is fine tinned copper wire braiding and forms plain weave net structure, outer tinned copper wire plain weave net is coarse tinned copper wire braiding and forms plain weave net structure, coarse tinned copper wire footpath is 5 to 20 times of fine tinned wire footpath.
2. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: the weaving density of the inner layer tinned copper wire plain weave net is larger than that of the outer layer tinned copper wire plain weave net.
3. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: the inner conductor (11) is formed by concentrically twisting a plurality of tinned copper monofilaments with diameters of 0.1mm to 0.3 mm.
4. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: the butyl rubber water-blocking decompression layer (6) is of a multi-layer covering and wrapping structure of a butyl rubber belt, and the covering rate of the butyl rubber belt is one fourth to one half of the width of the butyl rubber belt.
5. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: the grounding wire core (2) comprises a grounding conductor (15) and a crosslinked polyethylene insulating layer (16).
6. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 5, wherein: the grounding conductor (15) is formed by stranding and compacting a plurality of tinned copper monofilaments with diameters of 0.05mm to 0.08 mm.
7. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: the thickness of the fluororubber moisture-proof layer (5) is 0.1mm to 1mm.
8. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: the polyethylene resin core strip (3) is formed by bonding a plurality of polyethylene resin fibers into a whole through a thermoplastic EVA adhesive.
9. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: the wire diameter of the fine tin-plated copper wire is not less than 0.15mm.
10. The impact-resistant moisture-resistant reinforced armored marine power cable of claim 1, wherein: thermoplastic EVA adhesive layers are arranged on the outer surface of the polyvinyl chloride inner sheath layer (8) and the inner surface of the polyvinyl chloride outer sheath layer (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322056822.9U CN220324215U (en) | 2023-08-02 | 2023-08-02 | Impact-resistant dampproof reinforced armored marine power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322056822.9U CN220324215U (en) | 2023-08-02 | 2023-08-02 | Impact-resistant dampproof reinforced armored marine power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220324215U true CN220324215U (en) | 2024-01-09 |
Family
ID=89425237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322056822.9U Active CN220324215U (en) | 2023-08-02 | 2023-08-02 | Impact-resistant dampproof reinforced armored marine power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220324215U (en) |
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2023
- 2023-08-02 CN CN202322056822.9U patent/CN220324215U/en active Active
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