CN113820810A - Non-equal diameter optical fiber ribbon and optical cable thereof - Google Patents
Non-equal diameter optical fiber ribbon and optical cable thereof Download PDFInfo
- Publication number
- CN113820810A CN113820810A CN202111311998.3A CN202111311998A CN113820810A CN 113820810 A CN113820810 A CN 113820810A CN 202111311998 A CN202111311998 A CN 202111311998A CN 113820810 A CN113820810 A CN 113820810A
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 289
- 230000003287 optical effect Effects 0.000 title claims description 57
- 239000004840 adhesive resin Substances 0.000 claims abstract description 8
- 229920006223 adhesive resin Polymers 0.000 claims abstract description 8
- 239000010410 layer Substances 0.000 claims description 28
- 239000000835 fiber Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 239000002346 layers by function Substances 0.000 claims description 2
- 239000002861 polymer material Substances 0.000 claims description 2
- 239000011241 protective layer Substances 0.000 claims description 2
- 238000004891 communication Methods 0.000 abstract description 14
- 238000005452 bending Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 238000004040 coloring Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- G02B6/4403—Optical cables with ribbon structure
-
- 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
- G02B6/44384—Means specially adapted for strengthening or protecting the cables the means comprising water blocking or hydrophobic materials
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention provides a non-equal diameter optical fiber ribbon, comprising: a plurality of optical fiber units of different diameters arranged in groups and connected by an adhesive resin layer to form a non-equal diameter optical fiber ribbon; therefore, the bending characteristic and the attenuation performance of the optical fiber ribbon can be effectively improved, the optical fiber ribbon can meet the requirements of different communication terminals or routes on optical fibers with different performances, and the flexible applicability of the optical fiber ribbon is more effectively improved.
Description
Technical Field
The invention relates to the technical field of optical communication, in particular to a non-equal-diameter optical fiber ribbon and an optical cable thereof.
Background
The conventional optical fiber ribbon optical cables are all combined by optical fibers with the same diameter, and optical fiber ribbons with different numbers are formed into usable optical fiber ribbon optical cables, namely ribbon cables for short, by the process technologies of plastic sheathing, stranding, sheathing and the like, and are laid in communication pipelines for use, so that reliable optical communication routes are provided for communication networks. With the development of modern communication technology, optical fiber communication is beginning to face the requirement of multi-service scene application, and especially, the requirements of higher-density optical cable connection and smaller communication pipeline space limitation of a metropolitan area network are faced at the same time, so that the existing optical fiber ribbon optical cable technology and products cannot meet the requirements often.
The existing communication service generally considers and connects the needs of various communication terminals and circuits, and usually needs to use various types of optical fibers at the same time, and the ribbon optical cable generally uses the same type of optical fibers with the same size for cabling or uses optical fibers with better performance to meet the requirements, so that the increase in cost cannot be avoided, and the difficulty is brought to meeting the requirements of multiple services.
Disclosure of Invention
In order to solve the technical problems, the invention provides the non-equal-diameter optical fiber ribbon and the optical cable thereof, which effectively improve the bending property and the attenuation property of the optical fiber ribbon, can meet the requirements of different communication terminals or routes on optical fibers with different properties, and effectively improve the flexible applicability of the optical fiber ribbon.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a non-equal diameter optical fiber ribbon comprising: a plurality of optical fiber units of different diameters are arranged in groups and connected by an adhesive resin layer to form a non-equal diameter optical fiber ribbon.
The invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, which effectively improve the bending property and the attenuation property of the optical fiber ribbon, can meet the requirements of different communication terminals or routes on optical fibers with different properties, and effectively improve the flexible applicability of the optical fiber ribbon.
As a preferable technical scheme, every two adjacent optical fiber units are bonded through a bonding resin layer to form a non-equal-diameter optical fiber ribbon edge bonding type structure.
Preferably, the outer side of the non-equal diameter optical fiber ribbon is bonded with the full-coating adhesive resin layer to form a non-equal diameter optical fiber ribbon full-coating structure.
As a preferred technical scheme, a non-equal-diameter optical fiber ribbon edge bonding type structure is arranged in the middle of a non-equal-diameter optical fiber ribbon, and simultaneously, non-equal-diameter optical fiber ribbon full-wrapping type structures are respectively arranged on two sides of the non-equal-diameter optical fiber ribbon edge bonding type structure to form a non-equal-diameter optical fiber ribbon mixed type structure.
As a preferable technical scheme, the grouping arrangement mode of the optical fiber units with different diameters is that a first optical fiber unit group is arranged at the middle position and consists of 4 or 8 optical fibers with equal diameters, a second optical fiber unit group and a third optical fiber unit group are respectively arranged at two sides of the first optical fiber unit group, the second optical fiber unit group is composed of 2 or 4 equal-diameter optical fiber units, the third optical fiber unit group is composed of 2 or 4 equal-diameter optical fiber units, each fiber unit diameter in the first fiber unit group is larger than each fiber unit diameter in the second fiber unit group, each fiber unit diameter in the first fiber unit group is larger than each fiber unit diameter in the third fiber unit group, each unit diameter of optical fibers in the second group of optical fiber units is equal to each unit diameter of optical fibers in the third group of optical fiber units.
As a preferred technical solution, the optical fiber unit is a single mode optical fiber unit or a multimode optical fiber unit.
The invention also provides an optical cable of the non-equal-diameter optical fiber ribbon, which comprises the non-equal-diameter optical fiber ribbon as described in any one of the above items, wherein a plurality of non-equal-diameter optical fiber ribbons are arranged in an array manner to form an optical fiber ribbon array structure, the optical fiber ribbon array structure is arranged in an array manner by the number of the non-equal-diameter optical fiber ribbons and the number of optical fiber units arranged on each non-equal-diameter optical fiber ribbon, the number of the non-equal-diameter optical fiber ribbons is 1-99, and the number of the optical fiber units in the non-equal-diameter optical fiber ribbons is 2-24.
As a preferred technical scheme, a water-blocking functional layer is arranged on the outer side of the optical fiber ribbon array structure, and a continuous high polymer material protective layer is extruded to form a complete basic optical unit.
Preferably, the basic light unit is coated with a plurality of protective material layers to form the central tube type optical fiber ribbon cable.
According to a preferable technical scheme, a plurality of basic optical units are stranded to obtain a basic optical unit stranded structure, and a plurality of protective material layers are coated outside the basic optical unit stranded structure to form the framework type cabled optical cable.
The invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, which have the following beneficial effects:
1) the invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, wherein optical fiber units with different diameters are arranged in parallel to form the non-equal-diameter optical fiber ribbon, so that the optical fiber ribbon can meet the requirements of different communication terminals or routes on optical fibers with different performances, and the flexible applicability of the optical fiber ribbon is effectively improved;
2) the invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, which can effectively reduce the size of a sleeve and the size of an optical fiber ribbon unit and effectively solve the problem that the optical fiber ribbon cable occupies pipeline resources;
3) the invention provides a non-equal diameter optical fiber ribbon and an optical cable thereof, which supplements and enriches the product series of the optical fiber ribbon optical cable;
4) the invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, which can effectively improve the bending property and the attenuation property of the optical fiber ribbon.
Drawings
Fig. 1 is a structural diagram of a non-equal diameter optical fiber ribbon provided by the present invention, specifically, a non-equal diameter optical fiber ribbon edge bonding structure;
FIG. 2 is a structural diagram of a non-equal diameter optical fiber ribbon according to the present invention, specifically, a fully-wrapped non-equal diameter optical fiber ribbon;
FIG. 3 is a block diagram of a non-equal diameter optical fiber ribbon according to the present invention, specifically a hybrid structure of the non-equal diameter optical fiber ribbon;
FIG. 4 is a structural diagram of an optical cable of a non-equal diameter optical fiber ribbon according to the present invention, specifically a structural diagram of a central tube type optical fiber ribbon optical cable;
FIG. 5 is a structural diagram of an optical cable of a non-equal diameter optical fiber ribbon according to the present invention, specifically a structural diagram of a skeleton-type optical cable with a cable;
FIG. 6 is a block diagram of a fiber optic cable for a non-equal diameter fiber optic ribbon according to the present invention;
FIG. 7 is a flow chart illustrating a process for making a non-isometric optical fiber ribbon according to the present invention;
wherein: 1-a first group of optical fiber units; 2-a second set of optical fiber units; 3-a third group of optical fiber units; 31-an optical fiber unit; 4-a bonding resin layer; 5-optical fiber ribbon array structure; 6-loosening the sleeve; 7-an armor layer; 8-cable outer jacket; 9-a reinforcement; 10-water blocking tape; 11-tear string.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
It is understood that the invention achieves the objects of the invention by means of some embodiments.
As shown in fig. 1, the present invention provides a non-equal diameter optical fiber ribbon, comprising: 12 optical fiber units, the intermediate position at the non-isodiametric optical fiber ribbon is equipped with first optical fiber unit group 1, first optical fiber unit group 1 comprises four optical fiber units 31 that the diameter is 250 microns, connect through bonding resin layer 4 between every two adjacent optical fiber units 31 of 250 microns and form first optical fiber unit group 1, be the symmetry along first optical fiber unit group 1 at first optical fiber unit group 1 both sides and be equipped with second optical fiber unit group 2 and third optical fiber unit group 3, second optical fiber unit group 2 comprises four optical fiber units 31 that the diameter is 200 microns, third optical fiber unit group 3 comprises four optical fiber units 31 that the diameter is 200 microns, connect through bonding resin layer 4 between every two adjacent optical fiber units 31 of 200 microns so as to form non-isodiametric optical fiber ribbon edge bonding type structure.
As shown in fig. 2, in the non-equal-diameter optical fiber ribbon provided by the present invention, a first optical fiber unit group 1 is disposed in the middle of the non-equal-diameter optical fiber ribbon, the first optical fiber unit group 1 is composed of four optical fiber units 31 with a diameter of 250 micrometers, a second optical fiber unit group 2 and a third optical fiber unit group 3 are symmetrically disposed along the first optical fiber unit group 1 on two sides of the first optical fiber unit group 1, the second optical fiber unit group 2 is composed of four optical fiber units 31 with a diameter of 200 micrometers, and the third optical fiber unit group 3 is composed of four optical fiber units 31 with a diameter of 200 micrometers; the first optical fiber unit group 1, the second optical fiber unit group 2 and the third optical fiber unit group 3 are arranged in parallel and are coated with a bonding resin layer 4 to form a non-equal diameter optical fiber ribbon full-coating structure.
As shown in fig. 3, in the non-equal-diameter optical fiber ribbon provided by the present invention, a first optical fiber unit group 1 is disposed in the middle of the non-equal-diameter optical fiber ribbon, the first optical fiber unit group 1 is formed by arranging four optical fiber units 31 with a diameter of 250 micrometers in parallel, wherein every two adjacent optical fiber units 31 with a diameter of 250 micrometers are bonded by a bonding resin layer 4, a second optical fiber unit group 2 and a third optical fiber unit group 3 are symmetrically disposed along the first optical fiber unit group 1 on two sides of the first optical fiber unit group 1, the second optical fiber unit group 2 is formed by four optical fiber units 31 with a diameter of 200 micrometers, the third optical fiber unit group 3 is formed by four optical fiber units 31 with a diameter of 200 micrometers, and every four optical fiber units 31 with a diameter of 200 micrometers are arranged in parallel and are all coated with the bonding resin layer 4 on the outer side to form a non-equal-diameter optical fiber ribbon hybrid structure.
As shown in fig. 4, in the optical cable of the non-equal diameter optical fiber ribbon provided by the present invention, 10 non-equal diameter optical fiber ribbons and 12 optical fiber unit arrangement modes are arranged on each non-equal diameter optical fiber ribbon at the center of the optical cable for array arrangement to form an optical fiber ribbon array structure 5, and a plurality of protective material layers are arranged outside the optical fiber ribbon array structure 5, where the plurality of protective material layers include: the optical fiber ribbon array structure comprises a loose tube 6, an armor layer 7 and an optical cable outer sheath 8, and further, the loose tube 6, the armor layer 7 and the optical cable outer sheath 8 are sequentially arranged on the outer side of the optical fiber ribbon array structure 5 to form a central tube type optical fiber ribbon optical cable.
As shown in fig. 5, in the optical cable of the non-equal diameter optical fiber ribbon provided by the present invention, a reinforcing member 9 is disposed at a central position of the optical cable, 6 groups of optical fiber ribbon array structures 5 are uniformly disposed on an outer side of the reinforcing member 9 in a circumferential manner, a plurality of protective material layers are disposed on an outer side of the optical fiber ribbon array structures 5, and the plurality of protective material layers include: the optical fiber ribbon array structure comprises a tearing rope 11, a water blocking tape 10, an armor layer 7 and an optical cable outer sheath 8, further, the water blocking tape 10 is filled between the optical fiber ribbon array structures 5, and the tearing rope 11, the water blocking tape 10, the armor layer 7 and the optical cable outer sheath 8 are sequentially arranged on the outer side of the optical fiber ribbon array structures 5 to form a skeleton type optical cable with the cable.
As shown in fig. 6, in the optical cable of a non-equal diameter optical fiber ribbon provided by the present invention, a reinforcing member 9 is disposed at a central position of the optical cable, 6 sets of loose tubes 6 are uniformly disposed on an outer side of the reinforcing member 9 in a circumferential manner, an optical fiber ribbon array structure 5 is disposed in each set of loose tubes 6, and a plurality of protective material layers are disposed on an outer side of the loose tubes 6, where the plurality of protective material layers include: the optical fiber ribbon array structure comprises a loose tube 6, a water-blocking tape 10 and an optical cable outer sheath 8, and further the loose tube 6, the water-blocking tape 10 and the optical cable outer sheath 8 are sequentially arranged on the outer side of the optical fiber ribbon array structure 5.
The present invention also provides a non-equal diameter optical fiber ribbon comprising: and a plurality of optical fiber units of different diameters, which are arranged in groups and connected by the adhesive resin layer to form a non-equal diameter optical fiber ribbon, the optical fiber units preferably having a diameter of 250 micrometers, 245 micrometers, 200 micrometers, 180 micrometers or 80 micrometers.
The invention also provides an optical cable of the non-equal-diameter optical fiber ribbon, wherein a plurality of non-equal-diameter optical fiber ribbons are arranged in an array manner to form an optical fiber ribbon array structure, and the optical fiber ribbon array structure is preferably arranged in an array manner by arranging 16 non-equal-diameter optical fiber ribbons and 12 optical fiber units on each non-equal-diameter optical fiber ribbon;
the optical fiber ribbon array structure is preferably arranged in an array mode by arranging 12 non-equal-diameter optical fiber ribbons and arranging 12 optical fiber units 31 on each non-equal-diameter optical fiber ribbon;
the optical fiber ribbon array structure is preferably arranged in an array mode by arranging 8 non-equal-diameter optical fiber ribbons and 12 optical fiber units 31 arranged on each non-equal-diameter optical fiber ribbon;
the optical fiber ribbon array structure is preferably arranged in an array mode by arranging 6 non-equal-diameter optical fiber ribbons and 12 optical fiber units 31 arranged on each non-equal-diameter optical fiber ribbon;
the optical fiber ribbon array structure is preferably arranged in an array mode by arranging 4 non-equal-diameter optical fiber ribbons and arranging 12 optical fiber units 31 on each non-equal-diameter optical fiber ribbon.
The invention also provides a preparation process of the non-equal-diameter optical fiber ribbon, which comprises the following steps:
s1 coloring the optical fiber unit 31;
the optical fiber units 31 colored in S2 are arranged in groups;
s4 coating the optical fiber units 31 after being grouped and arranged with adhesive resin to form an adhesive resin layer 4 to form a non-equal diameter optical fiber ribbon;
s5, the recovery of the non-equal diameter optical fiber ribbon is completed by taking up.
The invention can effectively reduce the overall size of the non-equal-diameter optical fiber ribbon by more than 12 percent through the combination of the optical fiber units with different diameters, and effectively improves the bending property and the attenuation property of the non-equal-diameter optical fiber ribbon. Taking the optical fiber ribbon cable of the invention formed by the optical fiber ribbon array structure (12 × 12 array) which is arranged in an array manner by arranging 12 optical fiber units 31 on 12 non-equal diameter optical fiber ribbons and each non-equal diameter optical fiber ribbon as an example, taking the optical fiber ribbon cable of the invention formed by the optical fiber ribbon array structure (6 × 12 array) which is arranged in an array manner by arranging 12 optical fiber units 31 on 6 non-equal diameter optical fiber ribbons and each non-equal diameter optical fiber ribbon as an example, the bending performance of the test cable is as follows 1:
TABLE 1 bending behavior of optical fiber ribbon array structures with different arrangements
The bending performance test of the optical fiber ribbon array structures with different arrangement modes in table 1 is carried out according to method E6 'repeated bending' in GB/T7424.2-2008, the optical fiber ribbon array structure test which is provided by the invention and carries out array arrangement by arranging 12 optical fiber units 31 on 12 non-equal-diameter optical fiber ribbons and each non-equal-diameter optical fiber ribbon finds that no optical fiber in the optical cable has obvious additional attenuation, and the optical fiber ribbon array structure test which is carried out by arranging 12 optical fiber units 31 on 6 non-equal-diameter optical fiber ribbons and each non-equal-diameter optical fiber ribbon finds that no optical fiber in the optical cable has obvious additional attenuation, so that the non-equal-diameter optical fiber ribbon array structure test which is provided by the invention can be clearly obtained from table 1, and the bending characteristic and the attenuation performance of the optical fiber ribbon can be effectively improved
The invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, which have the following beneficial effects:
1) the invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, wherein optical fiber units with different diameters are arranged in parallel to form the non-equal-diameter optical fiber ribbon, so that the optical fiber ribbon can meet the requirements of different communication terminals or routes on optical fibers with different performances, and the flexible applicability of the optical fiber ribbon is effectively improved;
2) the invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, which can effectively reduce the size of a sleeve and the size of an optical fiber ribbon unit and effectively solve the problem that the optical fiber ribbon cable occupies pipeline resources;
3) the invention provides a non-equal diameter optical fiber ribbon and an optical cable thereof, which supplements and enriches the product series of the optical fiber ribbon optical cable;
4) the invention provides a non-equal-diameter optical fiber ribbon and an optical cable thereof, which can effectively improve the bending property and the attenuation property of the optical fiber ribbon.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all modifications and equivalents falling within the scope of the appended claims. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. A non-equal diameter fiber optic ribbon, comprising: a plurality of optical fiber units of different diameters are arranged in groups and connected by an adhesive resin layer to form a non-equal diameter optical fiber ribbon.
2. The non-equal diameter optical fiber ribbon according to claim 1, wherein each two adjacent optical fiber units are bonded to each other by a bonding resin layer to form a non-equal diameter optical fiber ribbon edge bonding type structure.
3. The non-isometric optical fiber ribbon of claim 1 wherein the non-isometric optical fiber ribbon outer fully-coated adhesive resin layers are bonded to form a non-isometric optical fiber ribbon fully-coated structure.
4. The non-equal-diameter optical fiber ribbon as claimed in claim 1, wherein the non-equal-diameter optical fiber ribbon is provided with a non-equal-diameter optical fiber ribbon edge-bonding structure at a middle position thereof, and the non-equal-diameter optical fiber ribbon is provided with a non-equal-diameter optical fiber ribbon full-wrapping structure at both sides thereof to form a non-equal-diameter optical fiber ribbon hybrid structure.
5. The optical fiber ribbon according to claim 1, wherein the plurality of optical fiber units of different diameters are grouped in such a manner that a first optical fiber unit group is disposed at a middle position, the first optical fiber unit group is composed of 4 or 8 equal-diameter optical fibers, a second optical fiber unit group and a third optical fiber unit group are disposed at both sides of the first optical fiber unit group, the second optical fiber unit group is composed of 4 or 2 equal-diameter optical fiber units, the third optical fiber unit group is composed of 4 or 2 equal-diameter optical fiber units, each optical fiber unit diameter of the first optical fiber unit group is larger than each optical fiber unit diameter of the second optical fiber unit group, each optical fiber unit diameter of the first optical fiber unit group is larger than each optical fiber unit diameter of the third optical fiber unit group, each optical fiber unit diameter of the second optical fiber unit group is equal to each optical fiber unit diameter of the third optical fiber unit group Unit diameter of optical fiber.
6. The fiber optic ribbon of claim 1, wherein the fiber units are single mode fiber units or multi-mode fiber units.
7. An optical fiber cable of a non-equal diameter optical fiber ribbon, comprising the non-equal diameter optical fiber ribbon according to any one of claims 1 to 6, wherein a plurality of the non-equal diameter optical fiber ribbons are arranged in an array to form an optical fiber ribbon array structure.
8. The optical fiber ribbon cable of claim 7, wherein the optical fiber ribbon array structure is provided with a water-blocking functional layer on the outside and a continuous protective layer of polymer material is extruded to form a complete elemental optical unit.
9. The non-isometric fiber optic ribbon cable of claim 8, wherein the base light unit is coated on the outside with multiple layers of protective material to form a central tube fiber optic ribbon cable.
10. The optical cable of non-equal-diameter optical fiber ribbons according to claim 8, wherein a plurality of the basic optical units are stranded to obtain a basic optical unit stranded structure, and a plurality of protective material layers are coated outside the basic optical unit stranded structure to form a skeletal cable-with-cable optical cable.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111311998.3A CN113820810A (en) | 2021-11-08 | 2021-11-08 | Non-equal diameter optical fiber ribbon and optical cable thereof |
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| CN202111311998.3A CN113820810A (en) | 2021-11-08 | 2021-11-08 | Non-equal diameter optical fiber ribbon and optical cable thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115032739A (en) * | 2022-05-05 | 2022-09-09 | 南京华信藤仓光通信有限公司 | Flexible optical fiber ribbon |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005321419A (en) * | 2004-04-07 | 2005-11-17 | Hitachi Cable Ltd | Optical fiber tape unit and optical fiber cable |
| CN111175887A (en) * | 2020-02-13 | 2020-05-19 | 江苏亨通光电股份有限公司 | Optical fiber ribbon, optical cable, and method for manufacturing optical fiber ribbon |
| CN216118125U (en) * | 2021-11-08 | 2022-03-22 | 江苏亨通光电股份有限公司 | Non-equal diameter optical fiber ribbon and optical cable thereof |
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2021
- 2021-11-08 CN CN202111311998.3A patent/CN113820810A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005321419A (en) * | 2004-04-07 | 2005-11-17 | Hitachi Cable Ltd | Optical fiber tape unit and optical fiber cable |
| CN111175887A (en) * | 2020-02-13 | 2020-05-19 | 江苏亨通光电股份有限公司 | Optical fiber ribbon, optical cable, and method for manufacturing optical fiber ribbon |
| CN216118125U (en) * | 2021-11-08 | 2022-03-22 | 江苏亨通光电股份有限公司 | Non-equal diameter optical fiber ribbon and optical cable thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115032739A (en) * | 2022-05-05 | 2022-09-09 | 南京华信藤仓光通信有限公司 | Flexible optical fiber ribbon |
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