CN216647905U - Watertight photoelectric composite towing cable - Google Patents
Watertight photoelectric composite towing cable Download PDFInfo
- Publication number
- CN216647905U CN216647905U CN202220204796.2U CN202220204796U CN216647905U CN 216647905 U CN216647905 U CN 216647905U CN 202220204796 U CN202220204796 U CN 202220204796U CN 216647905 U CN216647905 U CN 216647905U
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- 239000002131 composite material Substances 0.000 title claims abstract description 21
- 230000003287 optical effect Effects 0.000 claims abstract description 24
- 239000000835 fiber Substances 0.000 claims abstract description 13
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 61
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 238000009413 insulation Methods 0.000 claims description 8
- 239000011241 protective layer Substances 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 5
- 239000013535 sea water Substances 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 4
- 229920002313 fluoropolymer Polymers 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005253 cladding Methods 0.000 abstract description 9
- 230000008054 signal transmission Effects 0.000 abstract description 4
- 239000003292 glue Substances 0.000 abstract description 2
- 230000017105 transposition Effects 0.000 abstract 2
- 230000005622 photoelectricity Effects 0.000 abstract 1
- 238000009941 weaving Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- 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
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- Insulated Conductors (AREA)
Abstract
The utility model relates to a watertight photoelectric composite towing cable, and belongs to the technical field of underwater operation cables. This watertight photoelectricity composite towing line's pair strand is equipped with location heart yearn and whole transposition for central signal sinle silk to periphery gap department, the periphery cladding has the shielding layer to constitute central shielding sinle silk, insulating heart yearn and optical cable evenly distributed are at the periphery of central shielding sinle silk, be equipped with high strength fiber rope and whole transposition into the cable core between the periphery of adjacent insulating heart yearn or optical cable respectively, cable core gap department is equipped with sealed glue, the periphery cladding of cable core has the watertight sheath, the periphery cladding of watertight sheath has interior armor, the periphery cladding of interior armor has the inner liner, the periphery cladding of inner liner has outer armor, the even interval suit in periphery of outer armor has cyclic annular superficial strip, the periphery symmetry of cyclic annular superficial strip is equipped with the bulge, be equipped with in the bulge and collude and hang the through-hole. The watertight photoelectric composite towing cable has high tensile strength, and can keep the stability of power supply and signal transmission of exploration equipment in the states of repeated retraction and dragging.
Description
Technical Field
The utility model relates to a watertight photoelectric composite towing cable, and belongs to the technical field of underwater operation cables.
Background
The detection and exploration equipment such as a survey ship, a submersible vehicle, a sonar array and the like are frequently used in national defense, scientific research, military industry and ocean industry, a watertight photoelectric composite towing cable is required to be used for bearing power supply, transmitting photoelectric signals and images and meeting the remote control requirement, and the functions of repeatedly retracting and bearing large tension force are required to be met. The composite towing cable in the prior art has a large bending radius, is not suitable for underwater repeated retraction and dragging, has a bearing capacity which cannot meet specific requirements, and is difficult to keep unchanged internal stable transmission performance in the dragging process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art and provide a watertight photoelectric composite towing cable, which can improve the tensile strength of the towing cable, meet the requirements of power supply and signal transmission of underwater exploration equipment and keep the stability of signal transmission in the repeated folding, unfolding and dragging states.
The utility model relates to a watertight photoelectric composite towing cable, which comprises an insulating core wire, an optical cable and a twisted pair, wherein a positioning core wire is arranged at a gap at the periphery of the twisted pair and is integrally twisted to form a central signal wire core, a shielding layer is coated at the periphery of the central signal wire core to form a central shielding wire core, the insulating core wire and the optical cable are uniformly distributed at the periphery of the central shielding wire core in a concentric circle mode, high-strength fiber ropes are respectively arranged between the adjacent insulating core wire or the periphery of the optical cable, sealant is arranged at the gaps of the insulating core wire, the optical cable and the high-strength fiber ropes and are integrally twisted to form a cable core, a watertight protective layer is coated at the periphery of the cable core, an inner armor layer is coated at the periphery of the watertight protective layer, an inner lining layer is coated at the periphery of the inner armor layer, and annular floating strips are uniformly sleeved at intervals at the periphery of the outer armor layer, the periphery symmetry of cyclic annular floating strip is equipped with the bulge, be equipped with in the bulge and collude the through-hole.
Furthermore, the number of the insulation core wires is four, the number of the optical cables is three, and the outer diameters of the insulation core wires and the optical cables are equal.
Furthermore, the conductors of the insulated core wires and the twisted pair adopt a plurality of strands of fine twisted anaerobic copper wires, tinned soft round copper wires or silvered soft round copper wires.
Further, the optical cable adopts 2-24 cores of single-mode or multi-mode optical fibers.
Furthermore, the insulating layers of the insulated core wires, the twisted pair wires and the optical cable adopt polyolefin insulating layers or fluoroplastic insulating layers.
Furthermore, the shielding layer is formed by weaving tinned copper wires, and the weaving density is more than 80 percent
Further, the inner armor layer and the outer armor layer are high-strength Kelar armor layers, seawater corrosion resistant steel wire armor layers or stainless steel wire armor layers.
Further, the periphery of the annular floating strip is coated with a fluorescent layer, and the fluorescent layer is coated with length marks.
The utility model has the beneficial effects that: the signal wire is convenient to position by arranging the positioning core wire between the peripheries of the twisted pair, the tensile strength of the signal wire can be improved, and the signal wire is difficult to break when being repeatedly wound, unwound and pulled. The shielding layer which covers the periphery of the twisted pair can effectively avoid the interference of the accessory ship body or the operation equipment to the equipment, and the requirement that the remote transmission is not interfered can be met. And sealant is filled in the gaps of the cable core, so that the roundness of the cable core can be improved, and the longitudinal watertight performance of the cable can be improved. Set up many high strength fibre ropes in the gap of cable core and can improve the tensile strength of towrope greatly, keep better compliance, and further improve the circularity of cable core. The double-layer armor layer can be prevented from being cut by seabed foreign matters, the risk of being bitten by underwater organisms is reduced, the double-layer armor layer can slide on two sides of the lining layer relatively, and the bending radius of the towing cable is reduced. Sixthly, the friction force on the cable body when the cable body is repeatedly retracted and dragged can be reduced, the buoyancy of the cable can be accurately adjusted, hooking and transportation are facilitated, and the cable and the length can be conveniently observed.
Drawings
FIG. 1 is a schematic view of the structure of the watertight photoelectric composite streamer of the present invention.
In the figure: 1. the cable comprises twisted pairs, 2, positioning core wires, 3, a shielding layer, 4, an insulating core wire, 5, an optical cable, 6, a high-strength fiber rope, 7, sealant, 8, a watertight sheath layer, 9, an inner armor layer, 10, an inner lining layer, 11, an outer armor layer, 12, an annular floating strip, 13 and hooking through holes.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
As shown in figure 1, the watertight photoelectric composite towline comprises an insulating core wire 4, an optical cable 5 and a twisted pair 1, and can meet the power supply and signal transmission requirements of detection and exploration equipment such as a survey vessel, a submersible vehicle, a sonar array and the like. The positioning core wires 2 are arranged at the gaps of the peripheries of the twisted pairs 1 and are integrally twisted to form a central signal wire core, the periphery of the central signal wire core is coated with a shielding layer 3 to form a central shielding wire core, the insulating core wires 4 and the optical cables 5 are uniformly distributed at the periphery of the central shielding wire core in a concentric circle mode, high-strength fiber ropes 6 and insulating core wires 4 are respectively arranged between the peripheries of the adjacent insulating core wires 4 or the optical cables 5, the gap department of optical cable 5 and high strength fiber rope 6 is equipped with sealed glue 7 and wholly twists into the cable core, the periphery cladding of cable core has watertight sheath 8, armor 9 in the periphery cladding of watertight sheath 8, the periphery cladding of interior armor 9 has inner liner 10, the periphery cladding of inner liner 10 has outer armor 11, the even spacer sleeve in periphery of outer armor 11 is equipped with cyclic annular superficial strip 12, the peripheral symmetry that cyclic annular superficial strip 12 is equipped with the bulge, be equipped with in the bulge and collude and hang through-hole 13.
When the cable is dragging, the annular floating strip 12 props the cable away from the seabed, friction with the seabed is reduced, the probability of damage is reduced, the cable can be conveniently hooked or grabbed by hooking the through hole 13, the workload of cable arrangement is reduced, and the buoyancy force applied to the cable can be accurately adjusted by adjusting the interval of the annular floating strip 12. It is also possible to cut off part of the annular buoyancy strips 12 to reduce the buoyancy of the cable at the location where it is desired to sink to the seabed following the exploration apparatus.
The periphery of the annular floating strip 12 is coated with a fluorescent layer, and the fluorescent layer is coated with length marks, so that the position and the release length of the cable can be observed conveniently, and the depth or the position of exploration equipment can be verified.
The number of the insulated core wires 4 is four, the number of the optical cables 5 is three, the insulated core wires 4 can be set according to the requirements of exploration equipment, and the outer diameters of the insulated core wires 4 and the optical cables 5 are equal. The core wire is identified by color and code.
The insulated core wire 4 and the conductors of the twisted pair 1 adopt a plurality of strands of fine twisted anaerobic copper wires, tinned soft round copper wires or silvered soft round copper wires.
The nominal cross-section of the conductor of the twisted pair 1 is: 20AWG is more than or equal to 0.5mm, less than or equal to 35 omega/km, AC220V, 4A, color distinction is performed; 1000V: not less than 500M omega;
the nominal cross-section of the conductor of the insulated core wire 4 is: 14AWG is larger than or equal to 2.2mm, smaller than or equal to 8.5 omega/km, AC1500V, 17A, and the colors are distinguished; 1000V: not less than 500M omega;
the optical cable 5 adopts 2-24 core single mode or multi-mode optical fibers, 9/125, 50/125 and 62.5/125 mu m.
The insulating layers of the insulating core wire 4, the twisted pair 1 and the optical cable 5 adopt a polyolefin insulating layer or a fluoroplastic insulating layer. The watertight protective layer 8 and the lining layer 10 are made of seawater-resistant polyurethane or rubber watertight sheaths, and the water pressure is required to be borne by the watertight protective layer and the lining layer to be not less than 300 m in depth. The working environment temperature is as follows: -25 ℃ to +80 ℃.
The shielding layer 3 is formed by weaving tinned copper wires, and the weaving density is more than 80%. The high-strength fiber rope 6 can be aramid fiber rope or high-strength tensile bulletproof wire (Kelar) or formed by stranding other high-strength fiber materials.
The inner armor layer 9 and the outer armor layer 11 are high-strength Kelar armor layers, seawater corrosion resistant steel wire armor layers or stainless steel wire armor layers, and the breaking force is required to be not lower than 240 kN. The inner armor layer 9 and the outer armor layer 11 can slide relatively on two sides of the inner lining layer 10, so that the inner armor layer and the outer armor layer are prevented from being clamped mutually and are easy to bend. The bending radius of the watertight photoelectric composite streamer is not more than 16 times of the outer diameter of the cable. Three layers of armor layers can be arranged according to the requirement of the protection grade.
The above description is only one embodiment of the present invention, and although the embodiments of the present invention are described above, the above description is only for the convenience of understanding the present invention, and is not intended to limit the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (8)
1. A watertight photoelectric composite towing cable comprises an insulation core wire, an optical cable and a pair of twisted wires, and is characterized in that a positioning core wire is arranged at a gap of the periphery of the pair of twisted wires and is integrally twisted to form a central signal wire core, a shielding layer is wrapped at the periphery of the central signal wire core to form a central shielding wire core, the insulation core wire and the optical cable are uniformly distributed at the periphery of the central shielding wire core in a concentric circle mode, high-strength fiber ropes are respectively arranged between the peripheries of adjacent insulation core wires or optical cables, sealant is arranged at the gaps of the insulation core wire, the optical cable and the high-strength fiber ropes and are integrally twisted to form a cable core, a watertight protective layer is wrapped at the periphery of the cable core, an inner armor layer is wrapped at the periphery of the watertight protective layer, an inner liner is wrapped at the periphery of the inner armor layer, annular floating strips are sleeved at the periphery of the outer armor layer at uniform intervals, the periphery symmetry of cyclic annular superficial strip is equipped with the bulge, be equipped with in the bulge and collude the through-hole.
2. The watertight photovoltaic composite streamer of claim 1, wherein there are four of the insulation core wires, three of the fiber optic cables, and the insulation core wires are of the same outer diameter as the fiber optic cables.
3. The watertight photoelectric composite streamer of claim 1, wherein the conductors of the insulated core wires and the twisted pair wires are stranded fine twisted oxygen-free copper wires, tinned soft round copper wires or silvered soft round copper wires.
4. The watertight photoelectric composite streamer of claim 1, wherein the fiber optic cables employ 2-24 core single mode or multimode optical fibers.
5. The watertight photoelectric composite streamer of claim 1, wherein the insulating layers of the insulated core wires, the twisted pair wires and the optical cable are polyolefin insulating layers or fluoroplastic insulating layers.
6. The watertight photovoltaic composite streamer of claim 1, wherein the shield is braided from tinned copper wire with a braid density greater than 80%.
7. The watertight photovoltaic composite streamer of claim 1, wherein the inner and outer armor layers are high strength Kelar armor layers, seawater corrosion resistant steel wire armor layers, or stainless steel wire armor layers.
8. The watertight photovoltaic composite streamer of any one of claims 1 to 7, wherein the outer circumference of the annular buoyancy bars is coated with a fluorescent layer, the fluorescent layer being coated with length markings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220204796.2U CN216647905U (en) | 2022-01-25 | 2022-01-25 | Watertight photoelectric composite towing cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220204796.2U CN216647905U (en) | 2022-01-25 | 2022-01-25 | Watertight photoelectric composite towing cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216647905U true CN216647905U (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220204796.2U Active CN216647905U (en) | 2022-01-25 | 2022-01-25 | Watertight photoelectric composite towing cable |
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| Country | Link |
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| CN (1) | CN216647905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115402484A (en) * | 2022-09-22 | 2022-11-29 | 武汉理工大学 | A ship-type data recovery cabin with self-propelled and energy storage capabilities |
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2022
- 2022-01-25 CN CN202220204796.2U patent/CN216647905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115402484A (en) * | 2022-09-22 | 2022-11-29 | 武汉理工大学 | A ship-type data recovery cabin with self-propelled and energy storage capabilities |
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