CN211376292U - Photoelectric combined aviation cable - Google Patents
Photoelectric combined aviation cable Download PDFInfo
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- CN211376292U CN211376292U CN202020334693.9U CN202020334693U CN211376292U CN 211376292 U CN211376292 U CN 211376292U CN 202020334693 U CN202020334693 U CN 202020334693U CN 211376292 U CN211376292 U CN 211376292U
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Abstract
The utility model discloses a photoelectric combination type aviation cable relates to aviation cable technical field, photoelectric combination type aviation cable includes: the optical fiber cable comprises an optical fiber layer, an inner sheath layer, a buffer layer, a conductive layer, an insulating layer and an outer sheath layer which are sequentially arranged from inside to outside; the optical fiber layer sequentially comprises a fiber core, a fiber core anti-resonance ring, an air anti-resonance ring and a quartz wall from inside to outside; the utility model provides a pair of combined aviation cable of photoelectricity sets up the conducting layer outside the optical fiber layer, has realized the simultaneous transmission of light signal and signal of telecommunication, adopts the design of air anti-resonance ring in the optical fiber layer simultaneously for optic fibre has higher transmission performance, and the interference killing feature is strong, accords with modern aviation industry's demand, utilizes optic fibre and cable composite design, and occupation space is little, and light in weight can wide application in the short distance linear transmission among the aviation field.
Description
Technical Field
The utility model relates to an aviation cable technical field especially indicates a photoelectric combination type aviation cable.
Background
With the development of the aviation industry in China, the aviation communication network service is in a steady growth trend, while the data service is in an exponential growth situation, and multimedia such as voice, data and images need to be transmitted, so that larger network capacity and wider bandwidth are needed.
The aviation cable used on the airplane is used as an important auxiliary facility of the airplane and plays an important role, the existing aviation cable can realize electric signal transmission and optical signal transmission, but the optical fiber and the cable are arranged in a separated layout mode generally, the wiring mode using the optical fiber and the electric power for separated transmission needs to occupy a large space, the aviation cable is difficult to use in light weight in short-distance linear transmission and is difficult to protect respectively, and the aviation cable is difficult to adapt to the development requirements of the modern aviation industry.
Therefore, it is an urgent technical problem to be solved by those skilled in the art to provide an optical and electrical combination type aviation cable.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a photoelectric combination type aviation cable utilizes optic fibre and cable composite design, and occupation space is little, light in weight, and transmission performance is strong, accords with the demand of short distance straight line transmission among the modern aviation industry.
Based on above-mentioned purpose the utility model provides a pair of photoelectric combination type aviation cable, the aviation cable includes:
the optical fiber cable comprises an optical fiber layer, an inner sheath layer, a buffer layer, a conductive layer, an insulating layer and an outer sheath layer which are sequentially arranged from inside to outside;
the optical fiber layer sequentially comprises a fiber core, a fiber core anti-resonance ring, an air anti-resonance ring and a quartz wall from inside to outside;
the optical fiber layer is used for realizing optical signal communication, fiber core anti-resonance ring and air anti-resonance ring are used for limiting light wave loss, the inside restrictive coating is used for doing the optical fiber layer provides the protection, the buffer layer is used for doing the optical fiber layer provides the buffering, the insulating layer is used for with conducting layer and external insulation, the outside restrictive coating is used for doing aviation cable provides the protection.
Preferably, set up bearing structure in the air anti-resonance ring, bearing structure includes the same and end to end's circular arc structure in proper order of four sections size, every section circular arc structure's intermediate position with fibre core anti-resonance ring is tangent, every section circular arc structure's end to end both ends all with the quartz wall links to each other, is used for doing fibre core anti-resonance ring provides the holding power.
Preferably, the thickness of the core antiresonant ring is 1880-.
Preferably, the conductive layer is a high-conductivity copper alloy conductor, and the insulating layer is made of glass fiber.
Preferably, the radius of the fiber core is 15-25 μm, and the transmission wavelength is 1550-1580 nm.
Preferably, still including setting up between insulating layer and the outside restrictive coating and weaving the enhancement layer, the material of weaving the enhancement layer is aramid fiber.
Preferably, a shielding layer is arranged between the insulating layer and the outer sheath layer, and the shielding layer is used for enhancing the interference resistance of the aviation cable.
Preferably, the inner sheath layer and the outer sheath layer are both made of high-temperature-resistant and radiation-resistant light fluoroplastics.
From the above, can see, the utility model provides a pair of combined aviation cable of photoelectricity sets up the conducting layer outside the optical fiber layer, has realized the simultaneous transmission of light signal and signal of telecommunication, adopts the design of air anti-resonance ring in the optical fiber layer simultaneously for optic fibre has higher transmission performance, and the interference killing feature is strong, accords with modern aviation industry's demand, utilizes optic fibre and cable composite design, and occupation space is little, and light in weight can wide application in the short distance linear transmission in the aviation field.
Drawings
Fig. 1 is a cross-sectional view of an optical-electrical combination type aircraft cable according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an optical fiber layer of an optical-electrical combination type aircraft cable according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of another optical electrical combination type aircraft cable according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of an optical fiber layer of another optical-electrical combination type aircraft cable according to an embodiment of the present invention;
in the figure:
1. an optical fiber layer; 2. an inner jacket layer; 3. a buffer layer; 4. a conductive layer; 5. an insulating layer; 6. an outer jacket layer; 7. a fiber core; 8. a fiber core anti-resonance ring; 9. an air anti-resonance ring; 10. a quartz wall; 11. a support structure; 12. weaving the reinforcing layer; 13. and a shielding layer.
Detailed Description
In the following description of the embodiments, the manufacturing processes and operation methods of the present invention are described in further detail to help those skilled in the art understand the present invention more completely, accurately and deeply.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.
The photoelectric composite cable is suitable for being used as a transmission line in a broadband access network system, is a novel access mode, integrates optical fibers and transmission copper wires, and can solve the problems of broadband access, equipment power consumption and signal transmission. Simultaneously because optical transmission and power transmission belong to the transmission mode of two kinds of different grade types, can not produce electromagnetic interference, consequently with optic fibre and power line complex together, need not to consider power transmission and optical transmission's mutual insulation problem, optical signal's transmission also can not interfere with other electromagnetic signal each other simultaneously, demand sharp short distance high efficiency transmission photoelectric signal's place adopts in the air cable the utility model provides a photoelectric combination type air cable has outstanding advantage.
As shown in fig. 1 and fig. 2, the embodiment of the present invention provides an optical and electrical combination type aviation cable, which includes:
the optical fiber cable comprises an optical fiber layer 1, an inner sheath layer 2, a buffer layer 3, a conducting layer 4, an insulating layer 5 and an outer sheath layer 6 which are sequentially arranged from inside to outside;
the optical fiber layer 1 sequentially comprises a fiber core 7, a fiber core anti-resonance ring 8, an air anti-resonance ring 9 and a quartz wall 10 from inside to outside;
optical fiber layer 1 is used for realizing optical signal communication, fibre core anti-resonance ring 8 and air anti-resonance ring 9 are used for restricting light wave loss, inside restrictive coating 2 is used for doing optical fiber layer 1 provides the protection, buffer layer 3 is used for doing optical fiber layer 1 provides the buffering, insulating layer 5 be used for with conducting layer 4 and external insulation, outside restrictive coating 6 be used for doing aviation cable provides the protection.
The utility model provides a pair of photoelectric combination type aviation cable sets up conducting layer 4 outside optical fiber layer 1, has realized the simultaneous transmission of light signal and signal of telecommunication, adopts the design of air anti-resonance ring 9 among the optical fiber layer 1 simultaneously for optic fibre has higher transmission performance, and the interference killing feature is strong, accords with modern aviation industry's demand, utilizes optic fibre and cable composite design, and occupation space is little, and light in weight can wide application in the short distance linear transmission among the aviation field.
As shown in fig. 3 and 4, the embodiment of the present invention provides an optical and electrical combination type aviation cable, which includes:
the optical fiber cable comprises an optical fiber layer 1, an inner sheath layer 2, a buffer layer 3, a conducting layer 4, an insulating layer 5 and an outer sheath layer 6 which are sequentially arranged from inside to outside;
the optical fiber layer 1 sequentially comprises a fiber core 7, a fiber core anti-resonance ring 8, an air anti-resonance ring 9 and a quartz wall 10 from inside to outside;
optical fiber layer 1 is used for realizing optical signal communication, fibre core anti-resonance ring 8 and air anti-resonance ring 9 are used for restricting light wave loss, inside restrictive coating 2 is used for doing optical fiber layer 1 provides the protection, buffer layer 3 is used for doing optical fiber layer 1 provides the buffering, insulating layer 5 be used for with conducting layer 4 and external insulation, outside restrictive coating 6 be used for doing aviation cable provides the protection.
Set up bearing structure 11 in the air anti-resonance ring 9, bearing structure 11 includes the same and end to end's circular arc structure in proper order of four sections size, every section circular arc structure's intermediate position with fibre core anti-resonance ring 8 is tangent, every section circular arc structure's end to end both ends all with quartz wall 10 links to each other, is used for doing fibre core anti-resonance ring 8 provides the holding power.
The radius of the fiber core 7 is 15-25 μm, and the transmission wavelength is 1550-1580 nm. The thicknesses of the fiber core anti-resonance ring 8, the air anti-resonance ring 9 and the support structure 11 can be respectively calculated by formulas according to the radius of the fiber core 7 and the transmission wavelength, wherein the thickness of the fiber core anti-resonance ring 8 is 1880-.
The conducting layer 4 is a high-conductivity copper alloy conductor, and the insulating layer 5 is made of glass fiber. Still weave enhancement layer 12 including setting up between insulating layer 5 and outside restrictive coating 6, the material of weaving enhancement layer 12 is aramid fiber, it is used for further improvement to weave enhancement layer 12 the pull resistance of aviation cable. Still including setting up shielding layer 13 between insulating layer 5 and outside restrictive coating 6, shielding layer 13 is used for strengthening the interference immunity of aviation cable. The material of inside restrictive coating 2 and outside restrictive coating 6 is high temperature resistant radiation resistance's light fluoroplastics, and specific gravity is light, can effectively reduce the volume and the weight of aviation cable, is fit for being used for the aviation field.
The utility model provides a pair of photoelectric combination type aviation cable sets up conducting layer 4 outside optical fiber layer 1, has realized the simultaneous transmission of light signal and signal of telecommunication, adopts the design of air anti-resonance ring 9 among the optical fiber layer 1 simultaneously for optic fibre has higher transmission performance, and the interference killing feature is strong, accords with modern aviation industry's demand, utilizes optic fibre and cable composite design, and occupation space is little, and light in weight can wide application in the short distance linear transmission among the aviation field.
The design method obtains all parameters of the optical fiber layer 1 in the aviation cable, the optical signal transmission performance of the optical fiber layer 1 designed according to all the parameters is excellent, meanwhile, the aviation cable has slight bendable performance due to the design of the supporting structure 11, the conducting layer 4 is arranged outside the optical fiber layer 1, so that the aviation cable can transmit electric signals while having excellent optical signal transmission characteristics, the transmission of the optical signal transmission and the transmission of the electric signals are carried out simultaneously without mutual interference, and the applicability is greatly enhanced.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, is limited to these examples; within the idea of the invention, also technical features in the above embodiments or in different embodiments can be combined, steps can be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity.
The present embodiments are intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Therefore, any omission, modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. An optical and electrical combination aircraft cable, comprising:
the optical fiber cable comprises an optical fiber layer, an inner sheath layer, a buffer layer, a conductive layer, an insulating layer and an outer sheath layer which are sequentially arranged from inside to outside;
the optical fiber layer sequentially comprises a fiber core, a fiber core anti-resonance ring, an air anti-resonance ring and a quartz wall from inside to outside;
the optical fiber layer is used for realizing optical signal communication, fiber core anti-resonance ring and air anti-resonance ring are used for limiting light wave loss, the inside restrictive coating is used for doing the optical fiber layer provides the protection, the buffer layer is used for doing the optical fiber layer provides the buffering, the insulating layer is used for with conducting layer and external insulation, the outside restrictive coating is used for doing aviation cable provides the protection.
2. The photoelectric combination type aviation cable according to claim 1, wherein a supporting structure is arranged in the air anti-resonance ring, the supporting structure comprises four arc structures which are the same in size and are sequentially connected end to end, the middle position of each arc structure is tangent to the fiber core anti-resonance ring, and the end to end of each arc structure is connected with the quartz wall and used for providing supporting force for the fiber core anti-resonance ring.
3. The optical-electrical combination type aircraft cable as claimed in claim 2, wherein the thickness of the core antiresonant ring is 1880-.
4. The optical and electrical combination type aviation cable according to claim 1, wherein the conductive layer is a copper alloy conductor with high conductivity, and the insulating layer is made of glass fiber.
5. The optical and electrical combination type aviation cable as claimed in claim 1, wherein the core radius is 15-25 μm, and the transmission wavelength is 1550 and 1580 nm.
6. The photoelectric combination type aviation cable according to claim 1, further comprising a braided reinforcing layer arranged between the insulating layer and the outer sheath layer, wherein the braided reinforcing layer is made of aramid fibers.
7. The optical and electrical combination type aviation cable according to claim 1, further comprising a shielding layer disposed between the insulating layer and the outer sheath layer, wherein the shielding layer is used for enhancing the interference resistance of the aviation cable.
8. The optical and electrical combination type aviation cable according to claim 1, wherein the inner sheath layer and the outer sheath layer are both made of light fluoroplastic with high temperature resistance and radiation resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334693.9U CN211376292U (en) | 2020-03-17 | 2020-03-17 | Photoelectric combined aviation cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020334693.9U CN211376292U (en) | 2020-03-17 | 2020-03-17 | Photoelectric combined aviation cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211376292U true CN211376292U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020334693.9U Active CN211376292U (en) | 2020-03-17 | 2020-03-17 | Photoelectric combined aviation cable |
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| CN (1) | CN211376292U (en) |
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2020
- 2020-03-17 CN CN202020334693.9U patent/CN211376292U/en active Active
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