CN109473208A - The anti-seawater cables of optical fiber composite-type flexible - Google Patents
The anti-seawater cables of optical fiber composite-type flexible Download PDFInfo
- 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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- China
- Prior art keywords
- outside
- cable
- optical fiber
- core
- rope
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- 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.)
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Classifications
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/22—Cables including at least one electrical conductor together with optical fibres
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- 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
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- 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
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- 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
- H01B7/22—Metal wires or tapes, e.g. made of steel
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- 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
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing 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
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.
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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ID=65674947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811465639.1A Pending CN109473208A (en) | 2018-12-03 | 2018-12-03 | The anti-seawater cables of optical fiber composite-type flexible |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109473208A (en) |
Citations (4)
| 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 |
-
2018
- 2018-12-03 CN CN201811465639.1A patent/CN109473208A/en active Pending
Patent Citations (4)
| 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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