CN114994844A - Double-color strip all-dielectric self-supporting optical cable - Google Patents
Double-color strip all-dielectric self-supporting optical cable Download PDFInfo
- Publication number
- CN114994844A CN114994844A CN202210578674.4A CN202210578674A CN114994844A CN 114994844 A CN114994844 A CN 114994844A CN 202210578674 A CN202210578674 A CN 202210578674A CN 114994844 A CN114994844 A CN 114994844A
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- China
- Prior art keywords
- cable
- optical cable
- color
- cable core
- supporting optical
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 33
- 239000013307 optical fiber Substances 0.000 claims abstract description 24
- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 18
- 239000000835 fiber Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims 1
- 230000017105 transposition Effects 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- 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
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
- G02B6/4432—Protective covering with fibre reinforcements
- G02B6/4433—Double reinforcement laying in straight line with optical transmission element
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Insulated Conductors (AREA)
Abstract
The invention relates to the technical field of optical cable accessories, in particular to a double-color strip all-dielectric self-supporting optical cable which has the advantages that the mechanical property of the optical cable is improved, the transverse friction force on the surface of the optical cable is reduced, and the construction is convenient; the cable comprises a cable core and an outer sheath wrapped outside the cable core, wherein the cable core comprises an optical fiber assembly and two nonmetal reinforcing parts I which are twisted together, and the cross section of the outer ring of the outer sheath is circular and is uniformly provided with a plurality of convex edges.
Description
Technical Field
The invention relates to the technical field of optical cable accessories, in particular to a double-color strip all-dielectric self-supporting optical cable.
Background
Optical fiber cables (optical fiber cables) are manufactured to meet optical, mechanical, or environmental performance specifications and utilize one or more optical fibers disposed in a surrounding jacket as a transmission medium and are telecommunication cable assemblies that may be used individually or in groups.
At present, in the high-speed development of the communication industry, optical cable products are widely applied to various fields with excellent transmission performance, optimized structure size and low cost, the existing reserved wiring space cannot completely meet the requirements along with the large application of the optical cables, and a large number of optical cables are stored in the existing wiring space along with network upgrading, so that the optical cable convenient to construct and identify is particularly important.
Disclosure of Invention
In order to solve the technical problems, the invention provides the double-color strip all-dielectric self-supporting optical cable, which improves the mechanical property of the optical cable, reduces the transverse friction force on the surface of the optical cable and is convenient for construction.
The invention discloses a double-color-strip full-medium self-supporting optical cable which comprises a cable core and an outer sheath wrapped outside the cable core, wherein the cable core comprises an optical fiber assembly and two non-metal reinforcing pieces I which are twisted together, and the cross section of the outer ring of the outer sheath is circular, and a plurality of convex edges are uniformly distributed on the outer ring of the outer sheath.
Furthermore, each convex edge of the outer sheath is provided with a second non-metal reinforcing part.
Furthermore, the optical fiber assembly comprises a plurality of optical fibers, fiber paste wrapping the optical fibers, and a loose tube wrapping the fiber paste.
Further, the optical fiber assembly also comprises a threaded steel pipe sleeved outside the loose tube.
Further, the cable core also comprises a water blocking yarn I positioned in the center of the cable core.
Furthermore, two water-blocking yarns and a tearing rope are arranged in the outer sheath.
Furthermore, the first non-metal reinforcement and the second non-metal reinforcement are both made of FRP materials.
Furthermore, the two opposite protruding edges of the outer sheath are provided with color strips.
Compared with the prior art, the invention has the beneficial effects that: the outer ring of the outer sheath of the optical cable is circular in cross section with a plurality of uniformly distributed convex edges, so that the transverse friction force on the surface of the cable can be reduced to a great extent, and meanwhile, the cable core is twisted with two non-metal reinforcing pieces together by adopting an optical fiber assembly to form an S shape, so that the overall structure of the cable core is more compact, the strength is higher, and the cable core is easier to distinguish through the arranged color bars.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the drawings, the reference numbers: 1. an outer sheath; 2. a first non-metal reinforcement; 3. a second non-metal reinforcement; 4. an optical fiber; 5. fiber paste; 6. loosening the sleeve; 7. a threaded steel pipe; 8. water-blocking yarn I; 9. a second water-blocking yarn; 10. tearing the rope; 11. and (5) color bars.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the double-color strip full-medium self-supporting optical cable comprises a cable core and an outer sheath 1 wrapped outside the cable core, wherein the cable core comprises an optical fiber assembly and two non-metal reinforcements I2 which are twisted together, and the cross section of the outer ring of the outer sheath 1 is circular and is uniformly provided with a plurality of convex edges;
in the embodiment, the cross section of the outer ring of the outer sheath of the optical cable is in a circular shape with a plurality of uniformly distributed convex edges, so that the transverse friction force on the surface of the cable can be reduced to a great extent, and meanwhile, the cable core is twisted with the two nonmetal reinforcing parts I2 to form an S shape, so that the overall structure of the cable core is more compact and the strength is higher.
As a preferable scheme of the above embodiment, each convex rib of the outer sheath 1 is provided with a second non-metal reinforcing part 3;
in the embodiment, in the extrusion process of the outer sheath 1, a nonmetal reinforcing part II 3 is dragged into each convex ridge of the outer sheath 1, so that the tensile resistance of the optical cable is further improved.
As a preferable solution of the above embodiment, the optical fiber assembly includes a plurality of optical fibers 4, a fiber paste 5 wrapping the optical fibers 4, and a loose tube 6 wrapping the fiber paste 5;
as a preferable scheme of the above embodiment, the optical fiber assembly further includes a threaded steel pipe 7 sleeved outside the loose tube 6;
in this embodiment, the threaded steel pipe 7 is sleeved outside the loose tube 6, so that the pressure resistance of the optical fiber assembly is stronger.
As a preferable scheme of the embodiment, the cable core further comprises a water blocking yarn I8 positioned in the center of the cable core;
in this embodiment, when the optical fiber assembly and the non-metal reinforcement 2 pass through the S twist, the water blocking yarn 8 is added to form a cable core, so as to prevent moisture from entering the optical fiber assembly.
As a preferable scheme of the above embodiment, two water-blocking yarns two 9 and a tearing rope 10 are further arranged in the outer sheath 1;
in this embodiment, two yarns that block water are located respectively between two nonmetal reinforcements 2 and the cable core, and tear rope 10 and be located between two nonmetal reinforcements 2, through two 9 of the yarn that block water that set up, further improve the waterproof ability of this optical cable, tear rope 10 through the setting, further promote the optical cable and resist the ability of dragging, can also absorb the heat that the optical cable produced in the use.
As a preferable scheme of the above embodiment, the non-metal reinforcement piece one 2 and the non-metal reinforcement piece two 3 are both made of FRP material;
in this embodiment, the FRP material has the advantages of light weight and high strength, and also has excellent chemical resistance, heat resistance and thermal insulation, so as to further improve the tensile strength and the pressure resistance of the optical cable.
As a preferable scheme of the above embodiment, the color strips 11 are arranged at two opposite protruding ribs of the outer sheath 1;
in this embodiment, the color bar 11 and the outer sheath 1 are integrated, and through the color bar 11, the color bar 11 can be any color, so that different optical cables can be distinguished more easily.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a full medium self-supporting optical cable of double-colored strip, its characterized in that includes cable core and parcel at outside oversheath (1) of cable core, and the cable core includes the optical fiber component and two nonmetal reinforcers (2) that the transposition is in the same place, and oversheath (1) outer lane cross sectional shape is the circular of a plurality of beads of evenly distributed.
2. A bi-color strip all-dielectric self-supporting optical cable as claimed in claim 1, wherein a second non-metallic strength member (3) is provided at each rib of the outer jacket (1).
3. A two-color strip all-dielectric self-supporting optical cable according to claim 2, wherein the optical fiber assembly comprises a plurality of optical fibers (4), a fiber paste (5) wrapping the optical fibers (4), and a loose tube (6) wrapping the fiber paste (5).
4. A bi-color strip all-dielectric self-supporting optical cable as claimed in claim 3, wherein the optical fiber assembly further comprises a threaded steel tube (7) fitted around the outside of the loose tube (6).
5. The bi-color strip full-medium self-supporting optical cable according to claim 4, wherein the cable core further comprises a water blocking yarn I (8) at the center of the cable core.
6. The double-color-strip full-medium self-supporting optical cable as claimed in claim 5, wherein two water-blocking yarns II (9) and a tearing rope (10) are further arranged in the outer sheath (1).
7. The bi-color strip all-dielectric self-supporting cable according to claim 6, wherein the first non-metallic strength member (2) and the second non-metallic strength member (3) are both made of FRP material.
8. A bi-color strip all-dielectric self-supporting optical cable as claimed in claim 7, wherein the outer sheath (1) is provided with color strips (11) at two opposite ridges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210578674.4A CN114994844A (en) | 2022-05-26 | 2022-05-26 | Double-color strip all-dielectric self-supporting optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210578674.4A CN114994844A (en) | 2022-05-26 | 2022-05-26 | Double-color strip all-dielectric self-supporting optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114994844A true CN114994844A (en) | 2022-09-02 |
Family
ID=83029510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210578674.4A Pending CN114994844A (en) | 2022-05-26 | 2022-05-26 | Double-color strip all-dielectric self-supporting optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114994844A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513365A (en) * | 2012-06-26 | 2014-01-15 | 成都亨通光通信有限公司 | Armored single-core optical cable used for pipeline discharging |
| CN103515006A (en) * | 2012-06-29 | 2014-01-15 | 成都亨通光通信有限公司 | Armored air blowing composite optical cable |
| CN103513363A (en) * | 2012-06-26 | 2014-01-15 | 成都亨通光通信有限公司 | Air-blown optical cable without central reinforcement member |
| CN104730663A (en) * | 2015-04-08 | 2015-06-24 | 江苏亨通光电股份有限公司 | Small-cable-diameter ultra-thin air-blown miniature optical fiber cable and manufacturing technology thereof |
| CN105044866A (en) * | 2015-08-06 | 2015-11-11 | 江苏中天科技股份有限公司 | Light-duty full medium self-supporting type optical cable |
| CN205665443U (en) * | 2016-05-16 | 2016-10-26 | 西安西古光通信有限公司 | Anti pressure measurement layer -stranding cable of low friction |
| CN211505971U (en) * | 2019-07-30 | 2020-09-15 | 成都亨通光通信有限公司 | Optical cable easy to rush repair at night |
| JP2021018338A (en) * | 2019-07-22 | 2021-02-15 | 住友電気工業株式会社 | Optical fiber cable |
| CN114258503A (en) * | 2019-12-11 | 2022-03-29 | 株式会社藤仓 | Optical fiber cable |
-
2022
- 2022-05-26 CN CN202210578674.4A patent/CN114994844A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103513365A (en) * | 2012-06-26 | 2014-01-15 | 成都亨通光通信有限公司 | Armored single-core optical cable used for pipeline discharging |
| CN103513363A (en) * | 2012-06-26 | 2014-01-15 | 成都亨通光通信有限公司 | Air-blown optical cable without central reinforcement member |
| CN103515006A (en) * | 2012-06-29 | 2014-01-15 | 成都亨通光通信有限公司 | Armored air blowing composite optical cable |
| CN104730663A (en) * | 2015-04-08 | 2015-06-24 | 江苏亨通光电股份有限公司 | Small-cable-diameter ultra-thin air-blown miniature optical fiber cable and manufacturing technology thereof |
| CN105044866A (en) * | 2015-08-06 | 2015-11-11 | 江苏中天科技股份有限公司 | Light-duty full medium self-supporting type optical cable |
| CN205665443U (en) * | 2016-05-16 | 2016-10-26 | 西安西古光通信有限公司 | Anti pressure measurement layer -stranding cable of low friction |
| JP2021018338A (en) * | 2019-07-22 | 2021-02-15 | 住友電気工業株式会社 | Optical fiber cable |
| CN211505971U (en) * | 2019-07-30 | 2020-09-15 | 成都亨通光通信有限公司 | Optical cable easy to rush repair at night |
| CN114258503A (en) * | 2019-12-11 | 2022-03-29 | 株式会社藤仓 | Optical fiber cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 264200 No. 1, Longwei Road, Longshan office, Wendeng District, Weihai City, Shandong Province Applicant after: HONGAN GROUP Co.,Ltd. Address before: 264200 No. 1, Hengshan Road, Longshan office, Wendeng District, Weihai City, Shandong Province Applicant before: HONGAN GROUP Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220902 |