CN110246617A - Flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating for a kind of shallow sea - Google Patents
Flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating for a kind of shallow sea Download PDFInfo
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- CN110246617A CN110246617A CN201910627121.1A CN201910627121A CN110246617A CN 110246617 A CN110246617 A CN 110246617A CN 201910627121 A CN201910627121 A CN 201910627121A CN 110246617 A CN110246617 A CN 110246617A
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- 238000007667 floating Methods 0.000 title claims abstract description 13
- 239000002131 composite material Substances 0.000 title claims abstract description 12
- 239000010410 layer Substances 0.000 claims abstract description 89
- 239000004020 conductor Substances 0.000 claims abstract description 77
- 230000003287 optical effect Effects 0.000 claims abstract description 33
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 239000011241 protective layer Substances 0.000 claims abstract description 15
- 238000009954 braiding Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 21
- 238000009413 insulation Methods 0.000 claims description 17
- 229920006231 aramid fiber Polymers 0.000 claims description 16
- 229920000742 Cotton Polymers 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000005096 rolling process Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000004760 aramid Substances 0.000 description 3
- 229920003235 aromatic polyamide Polymers 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000003653 coastal water Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 241000237502 Ostreidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000020636 oyster Nutrition 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/12—Floating cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/003—Power cables including electrical control or communication wires
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/005—Power cables including optical transmission elements
Landscapes
- Communication Cables (AREA)
Abstract
The invention discloses a kind of shallow seas with pressing flexible power cable, including cable conductor and wrapping layer in the anti-biological type of photoelectric composite sea floating;Cable conductor includes power wire core, control conductor, optical cable and saddle type item;Wrapping layer includes inner sheath, reinforcing sleeve, oversheath, protective layer and air bag layer;The center of power cable is arranged in saddle type item;Power wire core, control conductor, optical cable are placed in the groove of saddle type item;Power wire core, control conductor and the optical cable assembled is twisted to form cable conductor;Inner sheath is extruded outside cable conductor, and enhancement layer is woven outside inner sheath, oversheath is extruded outside braiding enhancement layer, protective layer, wrapped air bag layer outside protective layer are extruded outside oversheath.The present invention substantially increases the resistance to torsion of cable, rolling resistance and tensile property.Improve the anti-biological performance of cable.Wrapped air bag, makes cable bubble through the water column outside protective layer, easy to repair and maintenance.
Description
Technical field
The invention is related to field of cable technology more particularly to a kind of anti-biological type of shallow sea photoelectric composite sea floating
Middle pressure flexible power cable.
Background technique
With China's rapid economic development, it is flat to promote some harbours, offshore oil maritime platform, coastal waters wind-power electricity generation
The off-shore operations platforms such as platform, offshore island and manmade landscape, artificial landscape island and the new of scape light island rise, these off-shore operation platforms
Equipment and living facilities need to use medium-pressure power cable transmission power supply, and control cable transmission equipment controls signal, simultaneously also
Transmission network signal is needed, needs cable that there is electric power, control, transfer function.Two, cable is in laid processes, due to needing
It is laid in coastal waters, in order to shorten lay length as far as possible, reduces difficulty of construction, it is easy to repair, construction and maintenance cost are saved,
Cable needs certain floating capacity, while should be soft as far as possible;Three, there are the biologies such as oyster, shell in seawater, and
Many shells have sharp shell angle, and cable needs to have anti-biological function.
Cable should have excellent mechanical performance, electrical property, shielding properties.To realize above-mentioned requirements, the prior art
The structure of the insulated wire cores of medium-pressure power cable from inside to outside is conductor, conductor shielding layer, insulating layer, insulation screen, partly leads
The metal knitted shielded layer of electric layer of cloth, insulated wire cores.Then it is twisted into after cable core by this insulated wire cores and extrudes one layer of sheath.
In addition power cable is not used only in offshore oil platform, generally also has communication, control signal to need to transmit, existing
Power cable is generally used in technology, the mode that control cable and optical cable are separately laid, to meet lifting equipment different function
Demand
Problems and disadvantages of the existing technology:
1. separately lay the power cable used, communications optical cable and control cable, only have a kind of function, overall weight weight, and
And repeatedly laying, difficult to install, cable area occupied is big, and cable cost is higher.
2. controlling cable and communications optical cable outer diameter being smaller, do not have tension, anti-rolling function, is easy to be broken compared with heavy equipment
It flattens, influences service life.
3. existing cable is usually to be laid in bottom of shallow sea, cable needs whole cable being all dragged to land after breaking down
Base can be repaired, be maintained, and the maintenance, maintenance during cable use are inconvenient, manpower and material resources higher cost.
Summary of the invention
The present invention concentrates on power cable and control cable, optical cable in a piece cable, solves three kinds of electricity in the prior art
Cable needs separately laying, the problem of taking up a large area.
Flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating specifically, providing a kind of shallow sea, feature exists
In, including cable conductor and wrapping layer;
The cable conductor includes power wire core, control conductor, optical cable and saddle type item;
Wrapping layer includes inner sheath, reinforcing sleeve, oversheath, protective layer and air bag layer;
The center of power cable is arranged in saddle type item, offered respectively on the saddle type item upper groove, lower groove, upper left groove,
Lower-left groove, upper right groove and bottom right groove;
The power wire core includes three, is individually positioned in upper groove, lower-left groove, in the groove of bottom right;
The control conductor includes two groups and is individually positioned in upper right groove and lower groove;
The optical cable is placed in the groove of upper left;
Power wire core, control conductor and the optical cable assembled is twisted to form cable conductor;
Inner sheath is extruded outside cable conductor, enhancement layer is woven outside inner sheath, and oversheath is extruded outside braiding enhancement layer, is squeezed outside oversheath
Packet protective layer, wrapped air bag layer outside protective layer.
Further improvement of these options, power wire core include power core conductor, conductor twining package tape, semiconductive conductor
Shielded layer, power wire core insulating layer, semi-conductive insulation shield layer, semi-conductive insulation shield layer twining package tape, metal screen layer, cotton
Reinforcing strip;
Wrapped semi-conductive tape outside the power core conductor, semi-conductive tape extrude semiconductive conductor shield, semiconductive conductor outside
The outer extruded insulation layer of shielded layer, insulating layer extrude semi-conductive insulation shield layer, wrapped semiconductive outside semi-conductive insulation shield layer outside
Band, the outer braided metal shielded layer of semi-conductive tape, wrapped reinforcing strip outside metal screen layer.
Further improvement of these options, the reinforcing strip are cotton reinforcing strip.
Further improvement of these options, the control conductor include three groups of controls being circumferentially evenly spaced on
Core cable core;
Every group of control conductor cable core includes control core conductor, and control conductor insulation is successively extruded outside each control core conductor
Control conductor cable core is formed after layer and insulated wire cores metal screen layer;
Three groups of control conductor cable core centers place single line core aramid fiber and reinforce rope,
After three groups of control conductor cable cores and single line core aramid fiber reinforcement rope are twisted, in one layer of total metal screen layer of outer braid, always
Wrapped cotton reinforcing strip outside metal screen layer.
Further improvement of these options, optical cable include circumferentially equally distributed 6 core fibre core, 6 core fibres
The center optical fiber cable placed aramid fiber of core reinforces rope;
The 6 core fibre cores arranged reinforce rope circle around optical cable aramid fiber and are twisted into optical cable core, and liner is extruded outside optical cable core
Layer.
Further improvement of these options, it includes that saddle type item reinforces rope that saddle type center, which is placed, and the saddle type item is reinforced
The outer setting of rope extrudes layer.
The beneficial effects of the present invention are:
The present invention twists together power cable, communications optical cable, control cable simultaneously, so that the cable of three kinds of functions becomes one
It is whole, solve the problems, such as that cable area occupied is big, it is easy for construction;In addition rope saddle item is reinforced using aramid fiber in the center of cable,
Control cable and optical cable center reinforce rope filling using aramid fiber, use inner sheath+aramid yarn braiding enhancement layer+outer outside cable conductor
The structure of sheath substantially increases the resistance to torsion of cable, rolling resistance and tensile property.Increase protective layer outside oversheath, improves cable
Anti-biological performance.Wrapped air bag, makes cable bubble through the water column outside protective layer, easy to repair and maintenance.
Detailed description of the invention
Fig. 1 is overall schematic of the invention.
Fig. 2 is the schematic diagram of power wire core of the present invention.
Fig. 3 is the schematic diagram of control conductor of the present invention.
Fig. 4 is the schematic diagram of optical cable.
Fig. 5 is the schematic diagram of saddle type item of the invention.
Specific embodiment
Below with reference to specific drawings and examples, the invention will be further described.
As shown in Figs. 1-5: flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating in a kind of shallow sea, and feature exists
In, including cable conductor and wrapping layer;
The cable conductor includes power wire core 1, control conductor 2, optical cable 3 and saddle type item 4;
Wrapping layer includes inner sheath 5, reinforcing sleeve 6, oversheath 7, protective layer 8 and air bag layer 9;
The center of power cable is arranged in saddle type item 4, offers upper groove 4.1, lower groove 4.2, a left side on the saddle type item 4 respectively
Upper groove 4.3, lower-left groove 4.4, upper right groove 4.5 and bottom right groove 4.6;
The power wire core 1 includes three, is individually positioned in upper groove 4.1, lower-left groove 4.4, in bottom right groove 4.6;
The control conductor 2 includes two groups and is individually positioned in upper right groove 4.5 and lower groove 4.2;
The optical cable 3 is placed in upper left groove 4.3;
Power wire core 1, control conductor 2 and the optical cable 3 assembled is twisted to form cable conductor;
Inner sheath 5 is extruded outside cable conductor, and enhancement layer 6 is woven outside inner sheath 5, extrudes oversheath 7, outer shield outside braiding enhancement layer 6
Protective layer 8, wrapped air bag layer 9 outside protective layer 8 are extruded outside set 6.As shown in Figure 1.
Further improvement of these options, power wire core 1 include power core conductor 10, and conductor twining package tape 11 is partly led
Electric conductor shielded layer 12, power wire core insulating layer 13, semi-conductive insulation shield layer 14, semi-conductive insulation shield layer twining package tape 15,
Metal screen layer 16, cotton reinforcing strip 17;
Wrapped semi-conductive tape 11 outside the power core conductor 10, semi-conductive tape 11 extrude semiconductive conductor shield 12 outside, and half
The outer extruded insulation layer 13 of electric conductor shielded layer 12, insulating layer 13 extrude semi-conductive insulation shield layer 14, semi-conductive insulation screen outside
Cover wrapped semi-conductive tape 15 outside layer 14, the outer braided metal shielded layer 16 of semi-conductive tape 15, the wrapped reinforcing strip outside of metal screen layer 16
17.Metal screen layer also serves as wire core.As shown in Figure 2.
Further improvement of these options, the reinforcing strip 17 are cotton reinforcing strip.
Further improvement of these options, the control conductor 2 include three groups of controls being circumferentially evenly spaced on
Core cable core processed;
Every group of control conductor cable core includes control core conductor 19, successively extrudes control conductor outside each control core conductor 19
Control conductor cable core is formed after insulating layer 20 and insulated wire cores metal screen layer 21;
Three groups of control conductor cable core centers place single line core aramid fiber and reinforce rope 18,
After three groups of control conductor cable cores and single line core aramid fiber reinforcement rope 18 are twisted, in one layer of total metal screen layer of outer braid
22, wrapped cotton reinforcing strip 23 outside total metal screen layer 22.As shown in Figure 3.
Further improvement of these options, optical cable 3 include circumferentially equally distributed 6 core fibre core, 25,6 core light
The center optical fiber cable placed aramid fiber of fine core 25 reinforces rope 24;
The 6 core fibre cores 25 arranged reinforce 24 circle of rope around optical cable aramid fiber and are twisted into optical cable core, extrude outside optical cable core
Liner layer 26.As shown in Figure 4.
Further improvement of these options, it includes that saddle type item reinforces rope 27 that 4 center of saddle type item, which is placed, and the saddle type item adds
Setting extrudes layer 28 outside strong rope 27.As shown in Figure 5.
Working principle
Off-shore operation platform device and living facilities need to apply to electric power, communication, the cable for controlling semiotic function when working,
Three kinds of cables are individually operated, and difficult to install, area occupied is big.In order to solve problems, by power cable, control cable, light
Cable twists together simultaneously.
Power transmission is realized by power wire core, signal control is realized by control conductor, realizes that signal passes by optical cable
It is defeated.Not only the occupied area of cable had been reduced, but also has saved cost.
Metal screen layer is used outside three power wire cores, not only improves anti-electromagnetic interference capability, but also also served as ground wire.Control
Line uses the shielding mode of " split screen+total screen ", greatly improves the anti-electromagnetic interference capability of control conductor, guarantees transmission control letter
Number stability.It controls cable and optical cable center and rope filling is reinforced using aramid fiber, substantially increase the tensile capacity of cable.
Inner sheath+aramid yarn braiding enhancement layer+oversheath structure is used outside cable conductor, substantially increases the resistance to of cable
Torsion, rolling resistance and tensile property.
Inner sheath+aramid yarn braiding enhancement layer+oversheath structure is used outside cable conductor, substantially increases the resistance to of cable
Torsion, rolling resistance and tensile property.
Increase protective polyurethane layer outside cable jacket, improves the anti-biological performance of cable.
Increase air bag outside cable covering, cable is enable to float on the water surface.
Since cable center's filling reinforces rope saddle item using aramid fiber, not only play the role of supporting core, but also eliminate line
Mutual sliding between core, making cable, structure is more stable when moving.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (6)
1. flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating in a kind of shallow sea, which is characterized in that including cable
Core and wrapping layer;
The cable conductor includes power wire core (1), control conductor (2), optical cable (3) and saddle type item (4);
Wrapping layer includes inner sheath (5), reinforcing sleeve (6), oversheath (7), protective layer (8) and air bag layer (9);
The center of power cable is arranged in saddle type item (4), offers upper groove (4.1), lower groove respectively on the saddle type item (4)
(4.2), upper left groove (4.3), lower-left groove (4.4), upper right groove (4.5) and bottom right groove (4.6);
The power wire core (1) includes three, is individually positioned in upper groove (4.1), lower-left groove (4.4), bottom right groove (4.6)
It is interior;
The control conductor (2) includes two groups and is individually positioned in upper right groove (4.5) and lower groove (4.2);
The optical cable (3) is placed in upper left groove (4.3);
Power wire core (1), control conductor (2) and the optical cable (3) assembled is twisted to form cable conductor;
It is extruded inner sheath (5) outside cable conductor, inner sheath (5) weaves enhancement layer (6) outside, and outer shield is extruded outside braiding enhancement layer (6)
It covers (7), is extruded protective layer (8) outside oversheath (6), wrapped air bag layer (9) outside protective layer (8).
2. flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating in a kind of shallow sea as described in claim 1, special
Sign is that the power wire core (1) includes power core conductor (10), conductor twining package tape (11), semiconductive conductor shield
(12), power wire core insulating layer (13), semi-conductive insulation shield layer (14), semi-conductive insulation shield layer twining package tape (15), metal
Shielded layer (16), cotton reinforcing strip (17);
Wrapped semi-conductive tape (11) outside the power core conductor (10), semi-conductive tape (11) extrude semiconductive conductor shield outside
(12), the outer extruded insulation layer (13) of semiconductive conductor shield (12), insulating layer (13) extrude semi-conductive insulation shield layer outside
(14), wrapped semi-conductive tape (15) outside semi-conductive insulation shield layer (14), the outer braided metal shielded layer (16) of semi-conductive tape (15),
Wrapped reinforcing strip (17) outside metal screen layer (16).
3. flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating in a kind of shallow sea as claimed in claim 2, special
Sign is that the reinforcing strip (17) is cotton reinforcing strip.
4. flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating in a kind of shallow sea as described in claim 1, special
Sign is,
The control conductor (2) includes three groups of control conductor cable cores being circumferentially evenly spaced on;
Every group of control conductor cable core includes control core conductor (19), and each control core conductor (19) successively extrudes control outside
Core insulating layer (20) and insulated wire cores metal screen layer (21) form control conductor cable core afterwards;
Three groups of control conductor cable core centers place single line core aramid fiber and reinforce rope (18),
After three groups of control conductor cable cores and single line core aramid fiber reinforcement rope (18) are twisted, in one layer of total metal screen layer of outer braid
(22), wrapped cotton reinforcing strip (23) outside total metal screen layer (22).
5. flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating in a kind of shallow sea as described in claim 1, special
Sign is that optical cable 3 includes that circumferentially light is placed at equally distributed 6 core fibre core (25), the center of 6 core fibre cores (25)
Cable aramid fiber reinforces rope (24);
The 6 core fibre cores (25) arranged are justified around optical cable aramid fiber reinforcement rope (24) is twisted into optical cable core, outside optical cable core
Extrude liner layer (26).
6. flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating in a kind of shallow sea as described in claim 1, special
Sign is that it includes that saddle type item reinforces rope (27) that saddle type item (4) center, which is placed, and the saddle type item reinforces rope (27), and setting extrudes layer outside
(28).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910627121.1A CN110246617A (en) | 2019-07-12 | 2019-07-12 | Flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating for a kind of shallow sea |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910627121.1A CN110246617A (en) | 2019-07-12 | 2019-07-12 | Flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating for a kind of shallow sea |
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CN110246617A true CN110246617A (en) | 2019-09-17 |
Family
ID=67892088
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CN201910627121.1A Pending CN110246617A (en) | 2019-07-12 | 2019-07-12 | Flexible power cable is pressed in the anti-biological type of photoelectric composite sea floating for a kind of shallow sea |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113036522A (en) * | 2021-02-24 | 2021-06-25 | 中国科学院高能物理研究所 | Photoelectric composite connector |
CN114267479A (en) * | 2021-12-30 | 2022-04-01 | 江苏永鼎盛达电缆有限公司 | Photoelectric composite cable for monitoring floating in annular inner support |
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CN101710501A (en) * | 2009-05-20 | 2010-05-19 | 深圳职业技术学院 | Bending-resistant highly-flexible floating cable and manufacturing method thereof |
CN203871050U (en) * | 2014-06-05 | 2014-10-08 | 德柔电缆(上海)有限公司 | Three-in-one medium-pressure reeling cable |
CN204884659U (en) * | 2015-08-07 | 2015-12-16 | 江苏中煤电缆有限公司 | Compound shield of optic fibre constructs machine rubber cover flexible cable |
CN206312613U (en) * | 2016-12-28 | 2017-07-07 | 江苏中煤电缆有限公司 | Optical fiber composite-type flexible drum cable |
CN206741946U (en) * | 2017-05-10 | 2017-12-12 | 河北华通线缆集团股份有限公司 | A kind of marine streamer |
CN210349360U (en) * | 2019-07-12 | 2020-04-17 | 江苏中煤电缆有限公司 | Photoelectric composite sea floating type anti-biological medium-voltage flexible power cable for shallow sea |
-
2019
- 2019-07-12 CN CN201910627121.1A patent/CN110246617A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101710501A (en) * | 2009-05-20 | 2010-05-19 | 深圳职业技术学院 | Bending-resistant highly-flexible floating cable and manufacturing method thereof |
CN203871050U (en) * | 2014-06-05 | 2014-10-08 | 德柔电缆(上海)有限公司 | Three-in-one medium-pressure reeling cable |
CN204884659U (en) * | 2015-08-07 | 2015-12-16 | 江苏中煤电缆有限公司 | Compound shield of optic fibre constructs machine rubber cover flexible cable |
CN206312613U (en) * | 2016-12-28 | 2017-07-07 | 江苏中煤电缆有限公司 | Optical fiber composite-type flexible drum cable |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN113036522A (en) * | 2021-02-24 | 2021-06-25 | 中国科学院高能物理研究所 | Photoelectric composite connector |
CN114267479A (en) * | 2021-12-30 | 2022-04-01 | 江苏永鼎盛达电缆有限公司 | Photoelectric composite cable for monitoring floating in annular inner support |
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