CN206460197U - A kind of indoor vertical wirings optical cable - Google Patents
A kind of indoor vertical wirings optical cable Download PDFInfo
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- CN206460197U CN206460197U CN201620633251.8U CN201620633251U CN206460197U CN 206460197 U CN206460197 U CN 206460197U CN 201620633251 U CN201620633251 U CN 201620633251U CN 206460197 U CN206460197 U CN 206460197U
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- type light
- light unit
- set type
- messenger wire
- optical cable
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Abstract
The utility model provides a kind of indoor vertical wirings optical cable, its while possessing large core number, it is easily separated and occupy little space so that wiring floor space is small, it is convenient, fast to connect up.It includes center messenger wire, N roots tightly set type light unit, wherein N is the natural number more than or equal to 2, tightly set type light unit is annularly distributed between the outer ring surface of the center messenger wire and adjacent tight set type light unit and leaves spacing N roots under cross-sectional state, tightly set type light unit is arranged in parallel N roots respectively, and the outer wall of the center messenger wire connects the outer wall of the every tight set type light unit of correspondence position by corresponding attachment structure.
Description
Technical field
The utility model is related to the technical field of wiring optical cable, specially a kind of indoor vertical wirings optical cable.
Background technology
The design requirement of inside cable takes into full account in the case where ensureing the principle of transmission technology index of the signal in optical fiber
Engineering indoors under the conditions of operating environment, anti-extrusion, shock resistance anti-twist to optical cable and stretch-proof mechanical property requirements, and
In view of having transmitted in interference effect and air hydrogen-oxygen in steam in a fiber to signal in the radiation of space application ambient electromagnetic field
Strong (- OH) directly invades tactile influence to optical fiber, and construction is not needed only to have and carries light, the easy synthesis cloth for adapting to engineering discipline
Line, and workmen it is easy to operate the characteristics of；And in the case where ensureing the mechanical mechanics property principle of some strength, with it is moistureproof,
Fire-retardant and anti-electromagnetic field radiance.Existing indoor vertical wirings optical cable, its pattern is also varied, including pencil light
Cable, branched cable, combined type optical distribution cable：Pencil cable configuration, is shown in Fig. 1, and such a optical cable uses tight tube fiber+aramid fiber reinforcer
The structure of+sheath is completed；Drop cable configurations, are shown in Fig. 2, and such a optical cable uses the single subelement that a tight tube fiber is made,
Through stranding it is stranded after carry out sheath again；Combined type optical distribution cable structure, is shown in Fig. 3, and such a optical cable is made of many tight tube fibers
Single subelement, through stranding it is stranded after carry out sheath again.
It is different according to core number and splice termination mode, different structures, the general core of pencil optical cable (see Fig. 1) structure can be used
Number is that below 24 cores, the general core number of branched cable (see Fig. 2) structure is combined type optical distribution cable (see Fig. 3) structure below 60 cores
General core number is that below 288 cores, high fiber count cable generally uses layer-twisted type structure, not multiple for fiber optic cable manufacture technique
Miscellaneous, but its external diameter of the optical cable of layer-twisted type structure is larger, space-consuming, manufacturing cost is higher, optical cable need to be peeled off when continuing to
Cable core, operation is tired of lock relatively.
Utility model content
In view of the above-mentioned problems, the utility model provides a kind of indoor vertical wirings optical cable, it is possessing the same of large core number
When, it is easily separated and occupy little space so that wiring floor space is small, it is convenient, fast to connect up.
A kind of indoor vertical wirings optical cable, it is characterised in that：It includes center messenger wire, N roots tightly set type light unit, wherein
N be under natural number more than or equal to 2, cross-sectional state N roots tightly set type light unit be annularly distributed in the center messenger wire outer ring surface and
Spacing is left between adjacent tight set type light unit, tightly set type light unit is arranged in parallel N roots respectively, and the outer wall of the center messenger wire passes through
The outer wall of the every tight set type light unit of corresponding attachment structure connection correspondence position.
It is further characterized by：The inner core of the center messenger wire is FRP reinforcers, and the outside of the FRP reinforcers is set
It is equipped with the first restrictive coating；
The tight set type light unit is specially that some tight tube fibers are stranded, the second shield is coated with after aramid yarn is filled
The structure of jacket layer；
The diameter of section of the tight tube fiber is 0.4~0.5mm；
The outer wall of first restrictive coating connects the correspondence of the second restrictive coating of corresponding position by sheath connecting structure
Position；
N=2, now two tight set type light units are respectively arranged in the both sides of center messenger wire, three under the state of section
In the same plane, the outer wall of two tight set type light units connects the center messenger wire to heart point by sheath connecting structure respectively
The outer wall of correspondence position.
A kind of manufacture method of indoor vertical wirings optical cable, it is characterised in that：The core rod of sheath cabling mold is pre-set,
The core rod is designed using open grain structure, and hole centered on the center of core rod, the outer ring surface of centre bore is placed with N number of placement cylinder
Chamber, is connected by cell body between centre bore and each placement cylindrical cavity, FRP reinforcers is placed in the center of centre bore, tightly
Set type light unit is respectively placed in corresponding placement cylindrical cavity, and center messenger wire is designed using squash type, and tight set type light unit is used
Pull-tube type is designed, and in outer ring surface the first restrictive coating of formation of FRP reinforcers, and forms sheath connecting structure simultaneously so that center
Tightly set type light unit is combined into entirety for messenger wire, N roots, and wherein N is the natural number more than or equal to 2.
It is further characterized by：Optical fiber is tightly covered to form tight tube fiber, afterwards by some tight tube fibers it is stranded, pass through
Aramid yarn filling, which is coated with after the second restrictive coating, forms the tight set type light unit；Afterwards by the tight set type light list of respective amount
Member, center messenger wire are positioned over stranding in sheath cabling mold.
After structure of the present utility model, the outside of tight set type light unit need not coat outer protective sleeve so that whole knot
The overall dimensions of structure diminish, and substantially reduce cable outer diameter, save wiring space, while reducing manufacturing cost；And due to
The outer wall of the center messenger wire connects the outer wall of the every tight set type light unit of correspondence position by corresponding attachment structure,
Every tight set type light unit is torn attachment structure and independent wiring and can continued so that light unit can be independent to each floor
Leave, continued conveniently from the punishment of center messenger wire, and due under cross-sectional state N roots tightly set type light unit is annularly distributed in the center and hung
Spacing is left between the outer ring surface of line and adjacent tight set type light unit, enough core numbers can be set according to distribution, and cause light
Aramid fiber reinforcer in unit and center reinforcemen can stress simultaneously, it is to avoid the reinforcer in layer-twisted type structure in light unit is not
Can be while the situation of stress, under the conditions of equal stretching resistance, in new structure design, the aramid fiber with drawing-resistant function can be used less
Yarn, substantially reduces production cost；To sum up, its while possessing large core number, it is easily separated and occupy little space so that wiring is accounted for
Ground area is small, wiring is convenient, fast.
Brief description of the drawings
Fig. 1 is the cross section structure diagram of specific embodiment of the utility model one；
Fig. 2 is the section view figure structure schematic representation of specific embodiment of the utility model two；
Fig. 3 is the structural representation of the core rod of the corresponding mould of specific embodiment of the utility model one；
Reference name in figure corresponding to each sequence number is as follows：
Center messenger wire 1, tight set type light unit 2, FRP reinforcers 3, the first restrictive coating 4, aramid yarn 5, the second restrictive coating 6, shield
Casing connecting structure 7, centre bore 8, cylindrical cavity 9, cell body 10, tight tube fiber 11.
Embodiment
A kind of indoor vertical wirings optical cable, is shown in Fig. 1, Fig. 2：It includes center messenger wire 1, N roots tightly set type light unit 2, its
Middle N be under natural number more than or equal to 2, cross-sectional state N roots tightly set type light unit 2 be annularly distributed in center messenger wire 1 outer ring surface and
Spacing is left between adjacent tight set type light unit 2, tightly set type light unit 2 is arranged in parallel N roots respectively, and the outer wall of center messenger wire 1 passes through
The outer wall of every tight set type light unit 2 of corresponding attachment structure connection correspondence position.
The inner core of center messenger wire 1 is FRP reinforcers 3, and the outside of FRP reinforcers 3 is provided with the first restrictive coating 4；
Tight set type light unit 2 is specially that some tight tube fibers 11 are stranded, after the filling of aramid yarn 5 is coated with the second shield
The structure of jacket layer 6；
The diameter of section of tight tube fiber 4 is 0.4~0.5mm, it is ensured that the size of total is sufficiently small；
The outer wall of first restrictive coating 4 connects the corresponding position of the second restrictive coating 6 of corresponding position by sheath connecting structure 7
Put；
Specific embodiment one, see Fig. 1：During N=2, now two tight set type light units 2 are respectively arranged under the state of section
In the same plane, the outer wall of two tight set type light units 2 is connected by sheath respectively for the both sides of heart messenger wire 1, the central point of three
The outer wall of the correspondence position of the connection center messenger wire 1 of binding structure 7.
Specific embodiment two, see Fig. 2：During N=4, now the tight set type light unit 2 of lower four of section state is respectively arranged in
The surrounding of the outer ring surface of center messenger wire 1.
A kind of manufacture method of indoor vertical wirings optical cable：Pre-set the core rod of sheath cabling mold, see Fig. 3, core rod
Designed using open grain structure, centered on the center of core rod hole 8, the outer ring surface of centre bore is placed with N number of placement cylindrical cavity 9, in
Connected between heart hole 8 and each placement cylindrical cavity 9 by cell body 10, FRP reinforcers 3 are placed in the center of centre bore 8, tightly
Set type light unit 2 is respectively placed in corresponding placement cylindrical cavity 9, and center messenger wire 1 is designed using squash type, tight set type light unit 2
Designed using pull-tube type, in outer ring surface the first restrictive coating 4 of formation of FRP reinforcers 3, and form sheath connecting structure 7 simultaneously, make
Obtaining center messenger wire 1, N roots, tightly set type light unit 2 is combined into entirety, and wherein N is the natural number more than or equal to 2.
In advance optical fiber is tightly covered to form tight tube fiber, afterwards by some tight tube fibers it is stranded, by aramid yarn filling bag
It is covered with after the second restrictive coating and forms tight set type light unit 2；Afterwards by the tight set type light unit 2 of respective amount, the line of FRP reinforcers 3
It is positioned over stranding in sheath cabling mold.
Its advantage is as follows：Lightweight, easy construction is quick, and light unit is easily separated, and construction period greatly reduces
And construction cost, provide a kind of brand-new solution for the development of access network；
Cable configuration design substantially reduces cable outer diameter, saves wiring space, while manufacturing cost is reduced, non-gold
Aramid fiber reinforcer can be while stress in the center reinforcemen of category and the light unit being placed in parallel, it is to avoid the stress of layer-stranding cable is not
Equal phenomenon, is meeting under identical lays environment, is being designed by mechanics, can less with expensive non-metallic fibers reinforcement material,
Power-assisted is provided for the promotion and application of product, also cost basis has been established for China FTTH great development built；
In the structure of whole optical cable, light unit does not need layer to twist, and is placed in parallel in around center reinforcemen, i.e., in light unit
Aramid fiber reinforcer and center reinforcemen can stress simultaneously, it is to avoid the reinforcer in layer-twisted type structure in light unit can not be simultaneously
The situation of stress, under the conditions of equal stretching resistance, in new structure design, the aramid yarn with drawing-resistant function can be used less, greatly
Big reduction production cost.
By described above, professional and technical personnel in the field are enable to realize or use the utility model.Determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (5)
1. a kind of indoor vertical wirings optical cable, it is characterised in that：It includes center messenger wire, N roots tightly set type light unit, wherein N
For the natural number more than or equal to 2, under cross-sectional state N roots tightly set type light unit be annularly distributed in the center messenger wire outer ring surface and
Spacing is left between adjacent tight set type light unit, tightly set type light unit is arranged in parallel N roots respectively, and the outer wall of the center messenger wire passes through
The outer wall of the every tight set type light unit of corresponding attachment structure connection correspondence position.
2. a kind of indoor vertical wirings optical cable as claimed in claim 1, it is characterised in that：The inner core of the center messenger wire is
FRP reinforcers, the outside of the FRP reinforcers is provided with the first restrictive coating.
3. a kind of indoor vertical wirings optical cable as claimed in claim 1, it is characterised in that：The tight set type light unit is specially
Some tight tube fibers are stranded, the structure of the second restrictive coating is coated with after aramid yarn is filled.
4. a kind of indoor vertical wirings optical cable as claimed in claim 3, it is characterised in that：The diameter of section of the tight tube fiber
For 0.4~0.5mm.
5. a kind of indoor vertical wirings optical cable as claimed in claim 1, it is characterised in that：N=2, now two under the state of section
Root tightly set type light unit be respectively arranged in the both sides of center messenger wire, three central point in the same plane, two tight set type light
The outer wall of unit connects the outer wall of the correspondence position of the center messenger wire by sheath connecting structure respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633251.8U CN206460197U (en) | 2016-06-24 | 2016-06-24 | A kind of indoor vertical wirings optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633251.8U CN206460197U (en) | 2016-06-24 | 2016-06-24 | A kind of indoor vertical wirings optical cable |
Publications (1)
| Publication Number | Publication Date |
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| CN206460197U true CN206460197U (en) | 2017-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620633251.8U Active CN206460197U (en) | 2016-06-24 | 2016-06-24 | A kind of indoor vertical wirings optical cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891983A (en) * | 2016-06-24 | 2016-08-24 | 江苏亨通光电股份有限公司 | Indoor vertically-arranged optical cable and manufacturing method thereof |
| CN114496383A (en) * | 2021-12-30 | 2022-05-13 | 通鼎互联信息股份有限公司 | Outdoor and lead-in self-supporting branch photoelectric hybrid cable and self-supporting branch method |
-
2016
- 2016-06-24 CN CN201620633251.8U patent/CN206460197U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105891983A (en) * | 2016-06-24 | 2016-08-24 | 江苏亨通光电股份有限公司 | Indoor vertically-arranged optical cable and manufacturing method thereof |
| CN114496383A (en) * | 2021-12-30 | 2022-05-13 | 通鼎互联信息股份有限公司 | Outdoor and lead-in self-supporting branch photoelectric hybrid cable and self-supporting branch method |
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