CN108254845A - A kind of microbeam pipe optical fiber cable for field operation - Google Patents
A kind of microbeam pipe optical fiber cable for field operation Download PDFInfo
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- CN108254845A CN108254845A CN201810330870.3A CN201810330870A CN108254845A CN 108254845 A CN108254845 A CN 108254845A CN 201810330870 A CN201810330870 A CN 201810330870A CN 108254845 A CN108254845 A CN 108254845A
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- layer
- toughness
- tpu
- optical fiber
- pipe
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/441—Optical cables built up from sub-bundles
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Communication Cables (AREA)
Abstract
The present invention relates to a kind of microbeam pipe optical fiber cable for field operation, including double-layer coextrusion TPU layer, toughness foaming material expects pipe, microbeam pipe unit, double-layer coextrusion TPU layer includes the second TPU layer, the first TPU layer that set from outside to inside, double-deck toughness film's layer is provided between second TPU layer and the first TPU layer, double-deck toughness film's layer includes the second toughness film layer and the first toughness film layer, if being provided with carried interest aramid yarn between the second toughness film layer and the first toughness film layer；The centre of toughness foaming material expects pipe is hollow structure, and toughness foaming material expects pipe is formed by two toughness expanded material unit spliceds；Microbeam pipe unit includes microbeam pipe and several colored optical fibers being set in microbeam pipe from outside to inside.The present invention has stretch-proof, lateral pressure resistant, the advantages such as wear-resisting, light, overcomes the weight issue of existing metal armouring optical fiber cable for field operation and the shortcomings that electromagnetism interference declines, and the military outdoor that can meet thunder and lightning area communicates, commercial communication demand.
Description
Technical field
The present invention relates to field operation, field field of communication technology more particularly to a kind of microbeam pipe optical fiber cable for field operation.
Background technology
With construction of military informatization demand growth, information equipment is largely equipped, and the interconnection between equipping seems extremely important,
Especially under harsh environment, optical fiber cable for field operation has become the necessary telecommunication media to equip our troops under field field operation and complex environment.For
Meet fast wiring under field operation and complex environment or repeatedly under folding and unfolding use condition, the design requirement of metal free optical fiber cable is increasingly heavy
It will.
The optical fiber cable for field operation used at present, to increase field operation, field uses the lateral pressure resistant performance of optical cable, mostly using metal spiral
Sheathed structure, but the shaping speed of helical structure can cause process time longer slowly, and metal material is but also unit length weight
Amount improves, is inconvenient to carry, while metal structure is limited application of the optical cable in thunderstorm area.
Invention content
It is a primary object of the present invention to propose a kind of to integrate lateral pressure resistant, stretch-proof, wear-resisting, light microbeam Guan Ye
Fight optical cable, it is intended to overcome in the prior art optical fiber cable for field operation to meet tensile property, compressive property select metal spiral armouring and
So that the technical issues of weight increase.
To achieve the above object, microbeam pipe optical fiber cable for field operation provided by the invention includes double-layer coextrusion TPU successively from outside to inside
Layer, toughness foaming material expects pipe, microbeam pipe unit, wherein,
The double-layer coextrusion TPU layer includes the second TPU layer, the first TPU layer that set from outside to inside, second TPU layer
Cross section with the first TPU layer is annular shape, and cross section is provided between second TPU layer and the first TPU layer as annular shape
Double-deck toughness film layer, it is described bilayer toughness film layer include set gradually from outside to inside the second toughness film layer and first
Toughness film's layer, if being in axial direction evenly arranged with carried interest virtue between second toughness film layer and the first toughness film layer
Synthetic fibre yarn；
The centre of the toughness foaming material expects pipe is the hollow structure to accommodate the microbeam pipe unit, the toughness hair
Foam material pipe is formed by two cross sections for semicircular toughness expanded material unit spliced；
The microbeam pipe unit include from outside to inside microbeam pipe and be set in the microbeam pipe several coloured light
It is fine.
The further technical solution of the present invention is that the making material of the microbeam pipe is high intensity vinyl fiber or Buddhist nun
One kind in imperial material.
The further technical solution of the present invention is, the making material of the toughness foaming material expects pipe for foaming agent with it is tough
Property is material doped to be made.
The further technical solution of the present invention is that the making material of the bilayer toughness film layer is the conjunction containing TPU
Into plastics.
The further technical solution of the present invention is, if the number of share of stock of the carried interest aramid yarn is stereotyped writing or more.
The further technical solution of the present invention is that the making material of the double-layer coextrusion TPU layer is thermoplastic polyurethane
The material doped wear-resisting reinforcing material of elastomer rubber.
The beneficial effects of the invention are as follows：Microbeam pipe optical fiber cable for field operation proposed by the present invention is through the above technical solutions, by outside extremely
Inside include double-layer coextrusion TPU layer, toughness foaming material expects pipe, microbeam pipe unit successively, wherein, the double-layer coextrusion TPU layer includes
The cross section of the second TPU layer, the first TPU layer set from outside to inside, second TPU layer and the first TPU layer is circular, institute
It states and cross section is provided between the second TPU layer and the first TPU layer as circular double-deck toughness film layer, the bilayer toughness is thin
Film layer includes the second toughness film set gradually from outside to inside layer and the first toughness film layer, second toughness film layer and
If in axial direction it is evenly arranged with carried interest aramid yarn between the first toughness film layer；The centre of the toughness foaming material expects pipe is
To accommodate the hollow structure of the microbeam pipe unit, the toughness foaming material expects pipe is semicircular toughness by two cross sections
Expanded material unit spliced forms；The microbeam pipe unit includes microbeam pipe and is set in the microbeam pipe from outside to inside
Several colored optical fibers, thus obtained ultralight microbeam pipe optical fiber cable for field operation has stretch-proof, lateral pressure resistant, wear-resisting, light etc. excellent
Gesture, overcome existing metal armouring optical fiber cable for field operation weight issue and electromagnetism interference decline the shortcomings that.
Description of the drawings
Fig. 1 is the cross-sectional structure schematic diagram of the preferred embodiment of microbeam pipe optical fiber cable for field operation proposed by the present invention；
Fig. 2 is the vertical section structure signal after the double-deck toughness film layer expansion of microbeam pipe optical fiber cable for field operation proposed by the present invention
Figure.
Drawing reference numeral：
Microbeam pipe unit -10；
Colored optical fiber -101；
Microbeam pipe -102；
Toughness foaming material expects pipe -20；
Double-deck toughness film's layer -30；
Aramid yarn -40；
Double-layer coextrusion TPU layer -50；
First TPU layer -501；
Second TPU layer -502.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.
Specific embodiment
It should be appreciated that specific embodiment described herein is only part of the embodiment of the present invention, it is not used to limit
The present invention.Based on the embodiments of the present invention, the derivative every other embodiment without Creative Design, belongs to this hair
The range of bright protection.
The present invention primary solutions be：Microbeam pipe optical fiber cable for field operation proposed by the present invention, more internal colored optical fibers
The requirement of different transmission core numbers can be met, by colored optical fiber inside the microbeam protection of pipe of superhigh intensity, Superlight is designed as
Ultralight toughness foaming material expects pipe, has fabulous obdurability, and the double-deck toughness being set among high intensity double-layer coextrusion TPU layer is thin
If film layer intermediate parallel suppresses carried interest aramid yarn, the tensile property of microbeam pipe optical fiber cable for field operation is improved, meanwhile, high toughness plastic is thin
It containing TPU ingredients in film, is closely connected as a single entity with can dissolving each other with its surface in TPU double-layer coextrusions, foams with superpower toughness
Tubes of material improves the compressive property of microbeam pipe optical fiber cable for field operation together, avoids microbeam pipe optical fiber cable for field operation and is acted on down by lateral pressure
It is decreased obviously there is a situation where internal colored optical fiber is damaged or decays；Thus obtained microbeam pipe optical fiber cable for field operation have stretch-proof,
The advantages such as lateral pressure resistant, wear-resisting, light, overcome existing metal armouring optical fiber cable for field operation weight issue and electromagnetism interference decline
Shortcoming.
The optical fiber cable for field operation that majority uses at present, in weight issue, what electromagnetism interference declined lacks metal armouring optical fiber cable for field operation
The directions such as point, there are still innovations for the structure design of optical cable used.
The present invention is to meet compressive property and metal spiral armouring must be selected to cause cable to overcome existing optical fiber cable for field operation
The technical issues of increasing again, proposes using superhigh intensity microbeam pipe, divides equally aramid yarn, ultralight toughness foaming material expects pipe, high intensity
The gradient-structure design of double-deck TPU, integrates stretch-proof, lateral pressure resistant, wear-resisting, light microbeam pipe optical fiber cable for field operation.
Specifically, Fig. 1 to Fig. 2 is please referred to, Fig. 1 is the horizontal stroke of the preferred embodiment of microbeam pipe optical fiber cable for field operation proposed by the present invention
Cross section structure schematic diagram, Fig. 2 are the longitudinal section after the double-deck toughness film layer expansion of microbeam pipe optical fiber cable for field operation proposed by the present invention
Structure diagram.
The microbeam pipe optical fiber cable for field operation that the present embodiment proposes includes double-layer coextrusion TPU layer 50 successively from outside to inside, toughness foams
Tubes of material 20, microbeam pipe unit 10.
Wherein, the double-layer coextrusion TPU layer 50 includes the second TPU layer 502, the first TPU layer 501 that set from outside to inside,
The cross section of second TPU layer, 502 and first TPU layer 501 is circular, 502 and first TPU layer 501 of the second TPU layer
Between be provided with cross section as circular double-deck toughness film layer 30, the bilayer toughness film layer 30 include from outside to inside according to
The second toughness film layer of secondary setting and the first toughness film layer, between the second toughness film layer and the first toughness film layer
If in axial direction it is evenly arranged with carried interest virtue wheel yarn 40.
It is understood that in order to improve the wearability and mechanical strength of the double-layer coextrusion TPU layer 50, the present embodiment
In, the double-layer coextrusion TPU layer 50 can select thermoplastic polyurethane elastomer rubber material to adulterate wear-resisting reinforcing material and be made,
Certainly, in other embodiments, the material that other mechanical strengths can also be selected good.
The bilayer toughness film layer 30 and aramid yarn 40 are made of the synthetic plastics material containing TPU, and it is auxiliary to provide toughness
It helps；Aramid yarn 40 in the bilayer toughness film layer 30, in advance equidistantly it is parallel be compressed on second toughness film layer and
Between first toughness film layer, parallel construction intensity and toughness are taken into account, and promote the tensile capacity of cable type entirety, while can play
The protective effect of mouse bite preventing.
The centre of the toughness foaming material expects pipe 20 is the hollow structure to accommodate the microbeam pipe unit 10, described tough
Property foaming material expects pipe 20 formed by two cross sections for semicircular toughness expanded material unit spliced.
When it is implemented, the toughness foaming material expects pipe 20 can be semicircular toughness expanded material by two cross sections
Unit is spliced by plug die, plays better cushioning effect.
The microbeam pipe unit 10 includes microbeam pipe 102 and is set to several in the microbeam pipe 102 from outside to inside
Root colored optical fiber 101.
Wherein, one or more cores may be used in the colored optical fiber 101, multigroup field operation are facilitated to believe using more fibre cores
Number channel.
It is made when it is implemented, the toughness foaming material expects pipe 20 can adulterate obdurability material by foaming agent, formation
Protect buffer layer that there is stable cushioning effect, it is ensured that the microbeam pipe unit 10 is not deformed directly facing microbeam pipe optical fiber cable for field operation
Impact, form outer hard, interior tough gradient-structure with the double-layer coextrusion TPU layer 50.
In the present embodiment, the microbeam pipe unit 10 is arranged in the toughness foaming material expects pipe 20, described coloured light
G.652.D or bend insensitive fiber (G.657.A2) etc., microbeam pipe 102 use high intensity vinyl fiber or Buddhist nun fibre 101 is using
One kind in imperial material certainly, in other embodiments, can also use other materials.
In order to further improve the mechanical strength of the microbeam pipe optical fiber cable for field operation, as a kind of embodiment, positioned at institute
It states and 8 strands of aramid yarns 40 is uniformly distributed in double-deck toughness film, and super positioned at the setting of the inside of the toughness foaming material expects pipe 20
High intensity microbeam pipe 102.
When it is implemented, the aramid yarn 40, which may be used more, is twisted into stock, set according to the requirement of tensile strength
Multiply.
It is understood that the tensile strength of the microbeam pipe optical fiber cable for field operation can be improved using multiply aramid yarn 40, again
The dead weight of the microbeam pipe optical fiber cable for field operation can be effectively reduced, when the microbeam pipe optical fiber cable for field operation rapid cable-laying in the wild, aramid fiber
Yarn 40 can bear the pulling force in wide range, so as to play better protective effect to the colored optical fiber 101；It is in addition, described
Toughness foaming material expects pipe 20 cooperates with aramid yarn, reinforced fiber rope, in addition double-layer coextrusion TPU50 so that protection forms anti-
Pressure, tension, the distribution of wear-resisting gradient.
In conclusion microbeam pipe optical fiber cable for field operation proposed by the present invention, more colored optical fibers 101 can meet different transmission core numbers
Requirement, internal colored optical fiber 101 is protected by the microbeam pipe 102 of superhigh intensity, Superlight is designed as ultralight expanded material
Pipe has fabulous obdurability, is set to double-deck toughness film's intermediate parallel among double-layer high strength TPU and suppresses 8 strands of aramid yarns
40, the tensile property of microbeam pipe optical fiber cable for field operation is improved, meanwhile, containing TPU ingredients in high toughness plastic film, in TPU bilayers
It is closely connected as a single entity with can dissolving each other during co-extrusion with its surface, microbeam Guan Ye is improved together with superpower toughness foaming material expects pipe 20
The compressive property of war optical cable avoids the internal colored optical fiber 101 of generation under microbeam pipe optical fiber cable for field operation is acted on by lateral pressure and is damaged
Or the situation that attenuation is decreased obviously；Thus obtained ultralight microbeam pipe optical fiber cable for field operation has stretch-proof, lateral pressure resistant, wear-resisting, light
Etc. advantages, overcome existing metal armouring optical fiber cable for field operation weight issue and electromagnetism interference decline the shortcomings that.Microbeam of the present invention
The weight of pipe optical fiber cable for field operation declines, portable, be easy to be laid with, and tensile property guarantee, mechanical performance can reach tension load >=875N,
Resistance to compression >=2000N/100mm can meet military outdoor communication, the commercial communication demand in thunder and lightning area.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every utilization
Equivalent structure or the flow transformation that description of the invention and accompanying drawing content are made, are directly or indirectly used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (6)
1. a kind of microbeam pipe optical fiber cable for field operation, which is characterized in that include double-layer coextrusion TPU layer, toughness foaming material successively from outside to inside
Expects pipe, microbeam pipe unit, wherein,
The double-layer coextrusion TPU layer includes the second TPU layer, the first TPU layer that set from outside to inside, second TPU layer and the
The cross section of one TPU layer is annular shape, and cross section is provided between second TPU layer and the first TPU layer as circular pair
Layer toughness film's layer, the bilayer toughness film layer include the second toughness film set gradually from outside to inside layer and the first toughness
Film layer, if being in axial direction evenly arranged with carried interest aramid fiber between second toughness film layer and the first toughness film layer
Yarn；
The centre of the toughness foaming material expects pipe is to the hollow structure that accommodates the microbeam pipe unit, the toughness foaming material
Expects pipe is formed by two cross sections for semicircular toughness expanded material unit spliced；
The microbeam pipe unit includes microbeam pipe and several colored optical fibers being set in the microbeam pipe from outside to inside.
2. microbeam pipe optical fiber cable for field operation according to claim 1, which is characterized in that the making material of the microbeam pipe is high-strength
Spend one kind in vinyl fiber or nylon material.
3. microbeam pipe optical fiber cable for field operation according to claim 1, which is characterized in that the making material of the toughness foaming material expects pipe
Expect for foaming agent with obdurability is material doped is made.
4. microbeam pipe optical fiber cable for field operation according to claim 1, which is characterized in that the making material of the bilayer toughness film layer
Expect for the synthetic plastic containing TPU.
5. microbeam pipe optical fiber cable for field operation according to claim 1, which is characterized in that if the number of share of stock of the carried interest aramid yarn is eight
Stock.
6. microbeam pipe optical fiber cable for field operation according to claim 1, which is characterized in that the making material of the double-layer coextrusion TPU layer
Expect to adulterate wear-resisting reinforcing material for thermoplastic polyurethane elastomer rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330870.3A CN108254845B (en) | 2018-04-13 | 2018-04-13 | Microbeam tube field operation optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330870.3A CN108254845B (en) | 2018-04-13 | 2018-04-13 | Microbeam tube field operation optical cable |
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| CN108254845B CN108254845B (en) | 2023-09-26 |
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