CN109830343A - A kind of light aircraft photoelectric combined cable - Google Patents
A kind of light aircraft photoelectric combined cable Download PDFInfo
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- CN109830343A CN109830343A CN201910017941.9A CN201910017941A CN109830343A CN 109830343 A CN109830343 A CN 109830343A CN 201910017941 A CN201910017941 A CN 201910017941A CN 109830343 A CN109830343 A CN 109830343A
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- optical fiber
- light aircraft
- combined cable
- photoelectric combined
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Abstract
The present invention relates to field of cable technology, more particularly to a kind of light aircraft photoelectric combined cable, including optical fiber, optical fiber enhancement layer, optical fiber jacket, buffer layer, inner conductor layer, inner insulating layer, outer conductor layer, external insulation layer, braiding enhancement layer and the restrictive coating set gradually from inside to outside.The configuration of the present invention is simple, outer diameter are small, occupy little space, is light-weight, bending property is superior, resistance to side pressure is functional, it is at low cost, easy for construction, anti-interference it is strong, the features such as a variety of transmission technologys, apparatus adaptability are high, scalability is strong, product is widely applicable can be achieved, be very suitable to use in air line.
Description
Technical field
The present invention relates to field of cable technology more particularly to a kind of light aircraft photoelectric combined cables.
Background technique
As China's Aviation Industry is surging forward, aeronautical communications network business is in stable growth trend, and data service
It is exponentially increased situation, the multimedia of voice, data and image etc. is both needed to transmit, so needing bigger network capacity and wider
Bandwidth.And photoelectric compound cable makees transmission line suitable for broadband access network system, is a kind of novel access way, it collects
Optical fiber, transmission of electricity copper wire are in one, the problem of can solve broadband access, equipment electricity consumption, signal transmission.Simultaneously because optical transport and
Electric energy transmission is to belong to two distinct types of transmission mode, will not generate electromagnetic interference, therefore optical fiber and power line is compound
Together, without considering the mutually insulated problem of electric energy transmission and optical transport, with optical signal transmission will not and it is other
Electromagnetic signal interferes with each other.Due to stringent to the weight of product, volume, performance requirement in aircraft industry, use up and reply by cable because of aviation
Closing cable, outer diameter is small, occupy little space, light-weight, bending property is superior, resistance to side pressure is functional, at low cost, construction because having
It is convenient, anti-interference it is strong, the features such as a variety of transmission technologys, apparatus adaptability are high, scalability is strong, product is widely applicable can be achieved,
It is especially suitable for using in air line.
Summary of the invention
It is an object of the present invention to provide a kind of light aircraft photoelectric compound cable, the cable small, occupied space with outer diameter
It is small, light-weight, bending property is superior, resistance to side pressure is functional, it is at low cost, easy for construction, anti-interference it is strong, a variety of transmission can be achieved
The features such as technology, apparatus adaptability are high, scalability is strong.
To achieve the goals above, present invention employs following technical solutions:
A kind of light aircraft photoelectric combined cable, including optical fiber, optical fiber enhancement layer, the optical fiber shield set gradually from inside to outside
Set, buffer layer, inner conductor layer, inner insulating layer, outer conductor layer, external insulation layer, braiding enhancement layer and restrictive coating.
Preferably, the optical fiber is that G.657 optical fiber, the minimum bending radius of the optical fiber are the fixed low-loss type of single mode
5.1mm。
Preferably, the optical fiber enhancement layer is the outside that aramid fiber is woven in optical fiber by braider.
Preferably, the buffer layer be low density PTFE band it is forward and reverse it is wrapped form, the Duplication of the buffer layer is
50%。
Preferably, the inner conductor layer is highly conductive lightweight copper alloy conductor, is coated by concentric type after strand winder bundle strand
Outside buffer layer.
Preferably, the outer conductor layer is highly conductive lightweight copper alloy conductor, highly conductive lightweight copper alloy conductor braiding
It is wrapped in the outside of inner insulating layer.
Preferably, the braiding enhancement layer is woven on external insulation layer by aramid yarn.
Preferably, the optical fiber jacket, inner insulating layer, external insulation layer and external sheath layer are all made of high temperature resistant radiation resistance lightweight
Fluoroplastics are made.
The beneficial effects of the present invention are: structure is simple, outer diameter is small, occupy little space, is light-weight, bending property is superior, resistance to
Side pressure is functional, it is at low cost, easy for construction, anti-interference it is strong, that a variety of transmission technologys, apparatus adaptability can be achieved is high, expansible
The features such as property is strong, product is widely applicable, is very suitable to use in air line.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of light aircraft photoelectric combined cable proposed by the present invention.
In figure: 1 optical fiber, 2 optical fiber enhancement layers, 3 optical fiber jackets, 4 buffer layers, 5 inner conductor layers, 6 inner insulating layers, 7 outer conductors
Layer, 8 external insulation layers, 9 braiding enhancement layers, 10 external sheath layers.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1, a kind of light aircraft photoelectric combined cable, optical fiber 1, optical fiber including setting gradually from inside to outside add
Strong layer 2, optical fiber jacket 3, buffer layer 4, inner conductor layer 5, inner insulating layer 6, outer conductor layer 7, external insulation layer 8, braiding 9 and of enhancement layer
Restrictive coating 10.
In the present embodiment, the optical fiber 1 is the fixed low-loss type of single mode G.657 optical fiber, special with excellent resist bending
Property, for bending radius minimum up to 5.1mm, transmission loss is low.
The optical fiber enhancement layer 2 is the outside that aramid fiber is woven in optical fiber 1 by braider, to increase the tension of optical fiber
Power, stretching resistance are not less than 500 newton.
The buffer layer 4 be low density PTFE band it is forward and reverse it is wrapped form, using 2 layers of forward and reverse dislocation of low density PTFE band
Lap wound forms, and low density PTFE band is raw material band.Low density PTFE is high with high temperature resistant grade, dielectric constant is small, softness
The characteristics such as good, low frictional factor, are one of the optimal materials as special cable.In addition the Duplication of buffer layer 4 is 50%, by
Extremely low in the elongation at break of optical fiber, stretching, bending and torsional strain will affect optical fiber service life, and loss can also be caused to increase
Add, main purpose absorbs the stress of outside of fiber, protects optical fiber to prevent physical hazard.
The inner conductor layer 5 is highly conductive lightweight copper alloy conductor, is coated on buffering by concentric type after strand winder bundle strand
4 outside of layer, the filament diameter of lightweight copper alloy conductor is 0.10~0.12mm, and 15 monofilament are combined by strand winder beam,
It twists to for dextrad.The monofilament of Shu Hehou is divided into 9 groups of concentric types and is coated on outside the buffer layer of optical fiber, this stranded mode structure letter
It is single, stable.
The outer conductor layer 7 is highly conductive lightweight copper alloy conductor, and highly conductive lightweight copper alloy conductor braiding is wrapped in
The outside of inner insulating layer 6, the filament diameter of highly conductive lightweight copper alloy conductor are 0.10m, are handed over after 7 strands and silk in high-speed knitter
Fork is woven on inner insulating layer 6.
The braiding enhancement layer 9 is woven on external insulation layer 8 by aramid yarn, effect be further strengthen cable tension it is strong
Degree, not small 1000 newton of stretching resistance.
The optical fiber jacket 3, inner insulating layer 6, external insulation layer 8 and external sheath layer 10 are all made of high temperature resistant radiation resistance lightweight fluorine
Plastics are made, and the high temperature resistant radiation resistance lightweight fluoroplastics are ethylene tetrafluoroethylene copolymer.Ethylene tetrafluoroethylene copolymer tool
There is the features such as high radiation resistance, high temperature resistant, good insulation preformance, tensile strength, light specific gravity.High insulation performance and high tensile strength
The insulation of cable and sheath can be made to be made very thin, simultaneously because its light specific gravity, so can be reduced the volume and weight of cable, this
Kind can save space and the material of reduction weight is very suitable to special cable use in aircraft industry.Wherein external sheath layer 10 is by resistance to
High temperature radiation resistance lightweight fluoroplastics be extruded in braiding enhancement layer 9 on, extrusions nominal thickness be 0.23mm, extrusion outer diameter 3.9 ±
0.1mm。
In the present embodiment, light aircraft photoelectric combined cable structure is simple, outer diameter is small for this, occupy little space, is light-weight,
Bending property is superior, resistance to side pressure is functional, it is at low cost, easy for construction, anti-interference it is strong, a variety of transmission technologys, equipment can be achieved
The features such as adaptability is high, scalability is strong, product is widely applicable, is very suitable to use in air line.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of light aircraft photoelectric combined cable, which is characterized in that including optical fiber (1), the light set gradually from inside to outside
Fine enhancement layer (2), optical fiber jacket (3), buffer layer (4), inner conductor layer (5), inner insulating layer (6), outer conductor layer (7), external insulation
Layer (8), braiding enhancement layer (9) and external sheath layer (10).
2. a kind of light aircraft photoelectric combined cable according to claim 1, which is characterized in that the optical fiber (1) be
G.657 optical fiber, the minimum bending radius of the optical fiber (1) are 5.1mm to the fixed low-loss type of single mode.
3. a kind of light aircraft photoelectric combined cable according to claim 1, which is characterized in that the optical fiber enhancement layer
(2) outside of optical fiber (1) is woven in by braider for aramid fiber.
4. a kind of light aircraft photoelectric combined cable according to claim 1, which is characterized in that the buffer layer (4)
For low density PTFE band it is forward and reverse it is wrapped form, the Duplication of the buffer layer (4) is 50%.
5. a kind of light aircraft photoelectric combined cable according to claim 1, which is characterized in that the inner conductor layer
(5) it is highly conductive lightweight copper alloy conductor, is coated on outside buffer layer (4) by concentric type after strand winder bundle strand.
6. a kind of light aircraft photoelectric combined cable according to claim 1, which is characterized in that the outer conductor layer
It (7) is highly conductive lightweight copper alloy conductor, highly conductive lightweight copper alloy conductor braiding is wrapped in the outside of inner insulating layer (6).
7. a kind of light aircraft photoelectric combined cable according to claim 1, which is characterized in that the braiding enhancement layer
(9) it is woven on external insulation layer (8) by aramid yarn.
8. a kind of light aircraft photoelectric combined cable according to claim 1, which is characterized in that the optical fiber jacket
(3), inner insulating layer (6), external insulation layer (8) and external sheath layer (10) are all made of high temperature resistant radiation resistance lightweight fluoroplastics and are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910017941.9A CN109830343A (en) | 2019-01-09 | 2019-01-09 | A kind of light aircraft photoelectric combined cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910017941.9A CN109830343A (en) | 2019-01-09 | 2019-01-09 | A kind of light aircraft photoelectric combined cable |
Publications (1)
| Publication Number | Publication Date |
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| CN109830343A true CN109830343A (en) | 2019-05-31 |
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ID=66860671
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910017941.9A Pending CN109830343A (en) | 2019-01-09 | 2019-01-09 | A kind of light aircraft photoelectric combined cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111210930A (en) * | 2020-02-26 | 2020-05-29 | 山东华苑电缆有限公司 | Concentric unmanned aerial vehicle umbilical cable and manufacturing process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994022039A1 (en) * | 1993-03-16 | 1994-09-29 | W.L. Gore & Associates, Inc. | Fiber optic coaxial cable and assembly with a connector |
| CN2821806Y (en) * | 2005-05-09 | 2006-09-27 | 大唐电信科技股份有限公司 | Coaxial feeding type photoelectric mixed cable |
| CN107039108A (en) * | 2014-05-22 | 2017-08-11 | 江苏亨通线缆科技有限公司 | The data cable of low-friction coefficient |
| CN209183325U (en) * | 2019-01-09 | 2019-07-30 | 安徽中邦特种电缆科技有限公司 | A kind of light aircraft photoelectric combined cable |
-
2019
- 2019-01-09 CN CN201910017941.9A patent/CN109830343A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994022039A1 (en) * | 1993-03-16 | 1994-09-29 | W.L. Gore & Associates, Inc. | Fiber optic coaxial cable and assembly with a connector |
| CN2821806Y (en) * | 2005-05-09 | 2006-09-27 | 大唐电信科技股份有限公司 | Coaxial feeding type photoelectric mixed cable |
| CN107039108A (en) * | 2014-05-22 | 2017-08-11 | 江苏亨通线缆科技有限公司 | The data cable of low-friction coefficient |
| CN209183325U (en) * | 2019-01-09 | 2019-07-30 | 安徽中邦特种电缆科技有限公司 | A kind of light aircraft photoelectric combined cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111210930A (en) * | 2020-02-26 | 2020-05-29 | 山东华苑电缆有限公司 | Concentric unmanned aerial vehicle umbilical cable and manufacturing process thereof |
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