CN109473208A - The anti-seawater cables of optical fiber composite-type flexible - Google Patents

The anti-seawater cables of optical fiber composite-type flexible Download PDF

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Publication number
CN109473208A
CN109473208A CN201811465639.1A CN201811465639A CN109473208A CN 109473208 A CN109473208 A CN 109473208A CN 201811465639 A CN201811465639 A CN 201811465639A CN 109473208 A CN109473208 A CN 109473208A
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CN
China
Prior art keywords
outside
cable
optical fiber
core
rope
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811465639.1A
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Chinese (zh)
Inventor
徐庭元
曾雄
刘景光
陈明
刘洪云
黄超
邓海军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Zhongmei Cable Co Ltd
Original Assignee
Jiangsu Zhongmei Cable Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Zhongmei Cable Co Ltd filed Critical Jiangsu Zhongmei Cable Co Ltd
Priority to CN201811465639.1A priority Critical patent/CN109473208A/en
Publication of CN109473208A publication Critical patent/CN109473208A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/04Flexible cables, conductors, or cords, e.g. trailing cables
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00Communication cables or conductors
    • H01B11/22Cables including at least one electrical conductor together with optical fibres
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/22Metal wires or tapes, e.g. made of steel
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H01B7/282Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
    • H01B7/2825Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath

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  • Communication Cables (AREA)

Abstract

The present invention relates to a kind of anti-seawater cables of optical fiber composite-type flexible, including cable core, it is extruded with inner sheath on the outside of cable core, braiding layer is provided on the outside of inner sheath, outside of braided layer is surrounded with aluminium-plastic tape, is provided with oversheath on the outside of aluminium-plastic tape;Cable core includes being set to intermediate reinforcement rope saddle type item, and the outside spacers for reinforcing rope saddle type item are provided with three power wire cores and three control conductors, and three power wire cores and three control conductors are embedded in respectively in the ridge for reinforcing rope saddle type item.The configuration of the present invention is simple, compact to design, easy to use, the Cable Bending Radius being prepared is big, weight weight, and reinforcement steel wire, which is easily broken off, stabs the problem of long-term retractable volume of cable insulation, cable is around easy bulge, composite cable structural instability.

Description

The anti-seawater cables of optical fiber composite-type flexible
Technical field
The present invention relates to a kind of anti-seawater cables of optical fiber composite-type flexible, belong to technical field of cable.
Background technique
The anti-seawater cables of soft type are dedicated mainly as the movement between underwater equipment or between underwater equipment and surface operations platform Cable has higher requirement to its flexibility and pull resistance, waterproof performance, wear-resisting property etc. in such a case.This Class cable can also apply the reel or volume with places such as harbour, harbour, ships directly as the connection between underwater equipment Disc apparatus, by mobile bending, the dragging that circumnutates, telescopic moving etc., frequently movement assists underwater equipment to fulfil assignment.Make at present Universal cable is partially hard in technology, and bending radius is larger, and laying difficulty is big, is mainly arranged inside cable in terms of tension Have steel wire as enhancement layer with the development of technology, needing to use has the function of the anti-sea of control, signal, power transmission Water power cable.The prior art has the following disadvantages:
1, steel wire is arranged to the structure of the heart in the conductor, since steel wire and copper conductor material property are different, in long-term retractable volume It is easy steel wire in be easily broken off, the steel wire of fracture is easy to stab insulation, reduces the service life of cable;The general diameter of steel wire compared with Greatly, bending radius is big, so that the cable radius of cable is larger;
2, the structure of common water-proof cable is due to having polyester belt among insulation and sheath, in long-term retractable volume in, insulation and shield Set is easy displacement, causes bulge phenomenon, does not in addition have any reinforcement structure in the construction of cable, and damage is easy in long-term retractable volume Hurt cable conductor.And cable for ship restrictive coating is relatively thin, when with hull, ground friction, is easy to damage cable, meeting is used for a long time Influence the service life of cable.
3, the control cable and signal cable for needing in addition to lay will increase the intensity of personnel's installation, also increase the time, Simultaneously two class cables due to outer diameter it is smaller, do not have anti-rolling function, be easy flattened compared with heavy equipment, influence service life.
Summary of the invention
The purpose of the present invention is overcoming the deficiencies in the prior art, a kind of anti-seawater electricity of optical fiber composite-type flexible is provided Cable.
The present invention adopts the following technical scheme: a kind of anti-seawater cables of optical fiber composite-type flexible, including cable core, the cable core Outside be extruded with inner sheath, be provided with braiding layer on the outside of the inner sheath, the outside of braided layer is surrounded with aluminium-plastic tape, Oversheath is provided on the outside of the aluminium-plastic tape;
The cable core includes being set to intermediate reinforcement rope saddle type item, and the outside spacers for reinforcing rope saddle type item are provided with three Power wire core and three control conductors, three power wire cores and three control conductors are embedded in the ridge for reinforcing rope saddle type item respectively It is interior;
The reinforcement rope saddle type item includes aramid fiber rope made of several aramid yarns, and reinforcement rope is extruded on the outside of the aramid fiber rope, Several fiber units are evenly arranged with around the reinforcement rope, optical fiber insulation, the light are extruded on the outside of the fiber unit Fibre insulation is extruded into saddle type during extruding and forms several ridges.
Further, the power wire core includes power core conductor, is extruded on the outside of the power core conductor dynamic Insulating layer.
Further, the power core conductor is twisted by copper wire using the normal structure of 1+6+12, the sky of the copper wire Aramid yarn is filled at gap.
Further, the control conductor includes control core conductor, and control is extruded on the outside of the control core conductor Insulating layer processed.
The present invention extrudes gluing technique, i.e. sheath and the structure being sticked together that insulate using insulation, sheath layering, intermediate There is no separation layer, so that cable each section is at being integral, it is not in bulge phenomenon in retractable volume;In addition in cable There is reinforced aramid yarn in conductor gap, and cable core is most intermediate to have one to have high intensity made of reinforced aramid yarn to reinforce rope, greatly Cable integrally resistance to dragging performance is improved greatly, while aramid yarn is very soft, and light-weight, so that the bending radius of cable is small, More soft, cable overall weight is light;Cable center is provided with the high-intensitive reinforcement rope saddle type item with optical fiber structure, so that cable knot Structure is stablized, and roundness is high, fiber unit setting most it is central can have effectively utilize cable inner space, cable entire outer diameter It is smaller.The application of novel protective cover material optimizes cable accommodative ability of environment significantly
The configuration of the present invention is simple, compact to design, easy to use, the Cable Bending Radius being prepared is big, weight weight, reinforces steel wire It is easily broken off and stabs the problem of long-term retractable volume of cable insulation, cable is around easy bulge, composite cable structural instability.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of reinforcement rope saddle type item of the invention.
Appended drawing reference: aramid fiber rope 1 reinforces rope 2, fiber unit 3, optical fiber insulation 4, saddle type item 5, power core conductor 6, moves It is line of force core insulation layer 7, control core conductor 8, control core insulation layer 9, inner sheath 10, braiding layer 11, aluminium-plastic tape 12, outer Sheath 13.
Specific embodiment
Below with reference to specific attached drawing, the invention will be further described.
As Figure 1-Figure 2: a kind of anti-seawater cables of optical fiber composite-type flexible, including cable core are extruded on the outside of cable core Inner sheath 10 is provided with braiding layer 11 on the outside of inner sheath 10, aluminium-plastic tape 12, aluminium-plastic tape is surrounded on the outside of braiding layer 11 12 outsides are provided with oversheath 13;
Cable core includes being set to intermediate reinforcement rope saddle type item, and reinforcing rope saddle type item includes aramid fiber rope made of several aramid yarns 1, it is extruded with reinforcement rope 2 on the outside of aramid fiber rope 1, reinforces being evenly arranged with several fiber units 3, the outside of fiber unit 3 around rope 2 It is extruded with optical fiber insulation 4, optical fiber insulation 4 is extruded into saddle type item 5 during extruding and forms several ridges, reinforces rope saddle type item Outside spacers be provided with three power wire cores and three control conductors, three power wire cores and three control conductors are set respectively In the ridge for reinforcing rope saddle type item, power wire core includes power core conductor 6, is extruded on the outside of power core conductor 6 dynamic Core insulating layer 7, power core conductor 6 are twisted by copper wire using the normal structure of 1+6+12, and the gap of copper wire is filled with aramid fiber Yarn, control conductor include control core conductor 8, and the outside of control core conductor 8 is extruded with control core insulation layer 9.Power line Core insulation layer 7 and control core insulation layer 9 are all made of ethylene propylene diene rubber and are made, and inner sheath 10 uses chloroprene rubber material system At oversheath 13 is made of polyether-type TPU elastomeric material.
Design principle:
1. solving bulge phenomenon
Since insulation and sheath are in such a way that layering extrudes, insulating layer uses ethylene propylene diene rubber, and inner sheath uses neoprene rubber Glue, layering, which extrudes, cannot achieve close adhesion.Therefore the affinity agent containing chlorine is added in insulating materials, when layering extrudes, realizes The close adhesion of inner sheath and each insulating layer.
Since the power wire core insulating layer and control core insulation layer sheath of cable are structure as a whole, in folding and unfolding winding process In, it will not be subjected to displacement inside cable, solve bulge phenomenon.
2. resistance to dragging and cable softness principle
The bosom of cable is the region that stress is most concentrated, and is provided with a reinforced aramid fiber rope in the bosom of cable, will be by Power concentrates on reinforcing on aramid fiber rope, to protect the conductor of cable.
Due to reinforced aramid yarn intensity when 4 times of steel wire, resistance to dragging performance is strong, and is very soft material, The bending radius that will not influence cable is added in cable, other components inside cable will not be damaged, and light-weight.
3. optical fiber is compound
Fiber unit is arranged around reinforced aramid fiber rope, then has extruded saddle type item on the basis of this, on the one hand this structure has Effect has used cable inner space, and on the other hand reinforced aramid fiber rope also protects fiber unit, while the power line of cable Core and control conductor are arranged in saddle type gap, the section of cable conductor be it is full symmetric, cable roundness is improved, It ensure that cable overall structure stability, reduce the use of cable filling, reduce cable weight and outer diameter.
4. shielded layer braiding+aluminium-plastic tape is wrapped
Shielded layer uses tinned copper wire, using numerical control tensioner and strand, by braid angle control at 45 ° -47 °, and count Control is 88%, it is ensured that lay of braiding is uniform, surfacing, improves the shielding rejection coefficient of cable, to obstruct external electromagnetic signal Interference to frequency conversion power transmission circuit, aluminium-plastic tape enhance cable block-water performance.
5. the double-deck non-hygroscopic elastomeric flexible sheath
Oversheath uses polyether-type TPU elastomeric material, its key property is that have good elasticity and wearability;It is mechanical strong Degree is high, bearing capacity, and impact resistance and damping performance are prominent;Cold resistance is prominent, be still able to maintain at subzero 35 degree it is good it is elastic, Flexibility;And it also has oil resistant, water-fast, resistance to mould etc. concurrently, and in the case where changing severe marine environment, it is excellent cable Sheath material.

Claims (5)

1. a kind of anti-seawater cables of optical fiber composite-type flexible are extruded with interior shield on the outside of the cable core it is characterized in that: including cable core It covers (10), is provided with braiding layer (11) on the outside of the inner sheath (10), be surrounded with aluminium-plastic tape on the outside of the braiding layer (11) (12), oversheath (13) are provided on the outside of the aluminium-plastic tape (12);
The cable core includes being set to intermediate reinforcement rope saddle type item, and the outside spacers for reinforcing rope saddle type item are provided with three Power wire core and three control conductors, three power wire cores and three control conductors are embedded in the ridge for reinforcing rope saddle type item respectively It is interior;
The reinforcement rope saddle type item includes aramid fiber rope (1) made of several aramid yarns, is extruded with and adds on the outside of the aramid fiber rope (1) Strong rope (2), reinforcement rope (2) surrounding are evenly arranged with several fiber units (3), extrude on the outside of the fiber unit (3) There is optical fiber to insulate (4), the optical fiber insulation (4) is extruded into saddle type item (5) during extruding and forms several ridges.
2. the anti-seawater cables of optical fiber composite-type flexible as described in claim 1, it is characterized in that: the power wire core includes power Cable core conductor (6), power core conductor (6) outside are extruded with power wire core insulating layer (7).
3. the anti-seawater cables of optical fiber composite-type flexible as claimed in claim 2, it is characterized in that: the power core conductor (6) It is twisted by copper wire using the normal structure of 1+6+12, the gap of the copper wire is filled with aramid yarn.
4. the anti-seawater cables of optical fiber composite-type flexible as described in claim 1, it is characterized in that: the control conductor includes control Cable core conductor (8) is extruded with control core insulation layer (9) on the outside of the control core conductor (8).
5. the anti-seawater cables of optical fiber composite-type flexible as described in claim 1, it is characterized in that: the control core conductor (8) It is twisted by copper wire using the normal structure of 1+6, the gap of the copper wire is filled with aramid yarn.
CN201811465639.1A 2018-12-03 2018-12-03 The anti-seawater cables of optical fiber composite-type flexible Pending CN109473208A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811465639.1A CN109473208A (en) 2018-12-03 2018-12-03 The anti-seawater cables of optical fiber composite-type flexible

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811465639.1A CN109473208A (en) 2018-12-03 2018-12-03 The anti-seawater cables of optical fiber composite-type flexible

Publications (1)

Publication Number Publication Date
CN109473208A true CN109473208A (en) 2019-03-15

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204857238U (en) * 2015-07-28 2015-12-09 安徽海纳电缆集团有限公司 Anti -interference control cable of sea water resistance
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
CN206685160U (en) * 2017-04-27 2017-11-28 无锡市金正电缆有限公司 A kind of wear-resisting water-proof wire cable
CN209071019U (en) * 2018-12-03 2019-07-05 江苏中煤电缆有限公司 The anti-seawater cables of optical fiber composite-type flexible

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204857238U (en) * 2015-07-28 2015-12-09 安徽海纳电缆集团有限公司 Anti -interference control cable of sea water resistance
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
CN206685160U (en) * 2017-04-27 2017-11-28 无锡市金正电缆有限公司 A kind of wear-resisting water-proof wire cable
CN209071019U (en) * 2018-12-03 2019-07-05 江苏中煤电缆有限公司 The anti-seawater cables of optical fiber composite-type flexible

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