CN114019632A - Multi-logarithm universal butterfly-shaped optical cable - Google Patents
Multi-logarithm universal butterfly-shaped optical cable Download PDFInfo
- Publication number
- CN114019632A CN114019632A CN202111253513.XA CN202111253513A CN114019632A CN 114019632 A CN114019632 A CN 114019632A CN 202111253513 A CN202111253513 A CN 202111253513A CN 114019632 A CN114019632 A CN 114019632A
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- Prior art keywords
- butterfly
- shaped optical
- cable
- optical cable
- universal
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- 230000003287 optical effect Effects 0.000 title claims abstract description 34
- 239000000725 suspension Substances 0.000 claims abstract description 11
- 239000003063 flame retardant Substances 0.000 claims description 18
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 12
- 239000000835 fiber Substances 0.000 claims description 6
- 239000004745 nonwoven fabric Substances 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 6
- 229920001903 high density polyethylene Polymers 0.000 claims description 5
- 239000004700 high-density polyethylene Substances 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 239000000779 smoke Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 7
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003618 dip coating Methods 0.000 description 1
- -1 halogen-free Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G02B6/441—Optical cables built up from sub-bundles
- G02B6/4413—Helical 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
- G02B6/443—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
-
- 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
- G02B6/4436—Heat resistant
-
- 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
-
- 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
- G02B6/4439—Auxiliary devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Insulated Conductors (AREA)
Abstract
The invention discloses a multi-logarithm universal butterfly-shaped optical cable, relates to the field of optical cables, and solves the problems or achieves the aim of solving the problems of multiple construction scenes, high difficulty and high construction cost, and meanwhile, the multi-logarithm universal butterfly-shaped optical cable has certain fireproof and waterproof capabilities, and is economical and environment-friendly. The cable comprises a cable core and a plurality of butterfly-shaped optical cables, wherein the cable core comprises a central reinforcing part positioned in the center of the cable core and a plurality of butterfly-shaped optical cables which are arranged around the central reinforcing part and stranded with the central reinforcing part to form a cable; the fireproof layer is wrapped on the cable core; the waterproof layer is longitudinally wrapped on the fireproof layer; and the outer sheath is extruded on the waterproof layer and is provided with a suspension wire threading opening.
Description
Technical Field
The invention relates to the field of optical cables, in particular to a multi-logarithm universal butterfly-shaped optical cable.
Background
At present, a butterfly-shaped optical cable is used as a network transmission medium, and has an irreplaceable status in a network laying environment, so that a multifunctional butterfly-shaped combined optical cable needs to be designed in order to make construction lighter, reduce construction period and construction cost and meet the purpose of use in different environments.
Disclosure of Invention
In view of the above, the invention solves the problems of multiple construction scenes, high difficulty and high construction cost, and simultaneously has certain fireproof and waterproof capabilities, and is economic and environment-friendly.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
the embodiment of the invention provides a multi-pair universal butterfly-shaped optical cable. It includes:
a cable core comprising a central strength member positioned at the center of the cable core and a plurality of butterfly cables arranged around the central strength member and stranded with the central strength member into a cable;
the fireproof layer is wrapped on the cable core;
the waterproof layer is longitudinally wrapped on the fireproof layer;
and the outer sheath is extruded on the waterproof layer and is provided with a suspension wire threading opening.
As mentioned above, the suspension wire threading opening and the outer sheath are integrally formed.
As previously mentioned, the butterfly-shaped optical cable includes an optical fiber and a low-smoke, halogen-free, flame-retardant jacket extruded over the optical fiber.
As mentioned above, the fire-retardant layer is a fire-retardant belt, and the fire-retardant belt is composed of dip-coated metal oxide and glass fiber cloth.
As mentioned above, the waterproof layer is a water-blocking tape, and the water-blocking tape is formed by sequentially compounding polyester fiber non-woven fabric, high water-absorption expansion material and polyester fiber non-woven fabric.
As previously mentioned, the outer jacket is a high density polyethylene flame retardant outer jacket.
As mentioned above, a tearing rope is arranged between the waterproof layer and the outer sheath.
As previously mentioned, the tear string is circular in cross-section.
By the technical scheme, the invention (name) at least has the following advantages:
according to the multi-pair universal butterfly-shaped optical cable, the cable core comprises the central reinforcing part positioned in the center of the cable core and the plurality of butterfly-shaped optical cables which are arranged around the central reinforcing part and are stranded with the central reinforcing part to form a cable, so that the plurality of butterfly-shaped optical cables form a unit, the wiring time can be saved, meanwhile, the outer sheath is provided with the suspension wire threading opening, and the flame-retardant high-density polyethylene adopted by the outer sheath can meet the requirements of overhead and outdoor wiring at the same time, and the multi-pair universal butterfly-shaped optical cable has the characteristics of being economical, flame-retardant, waterproof, multiple in applicable scenes and the like.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a multi-pair universal butterfly-shaped optical cable according to the present invention.
Detailed Description
To further explain the technical means and effects of the present invention adopted to achieve the predetermined object, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, an embodiment of the present invention provides a multi-pair universal butterfly-shaped optical cable, which includes: the cable comprises a cable core 1, a fireproof layer 2, a waterproof layer 3 and an outer sheath 4.
As shown in fig. 1, the cable core 1 includes a central strength member 11 located at the center of the cable core 1 and a plurality of butterfly optical cables 12 disposed around the central strength member 11 and stranded with the central strength member 11, wherein the butterfly optical cables 12 include optical fibers 121 and a low-smoke halogen-free flame-retardant sheath 122 wrapped around the optical fibers 121. The fireproof layer 2 is wrapped on the cable core 1, the fireproof layer 2 is a flame-retardant fireproof belt, and the flame-retardant fireproof belt is formed by dip-coating metal oxide and glass fiber cloth. The waterproof layer 3 is longitudinally wrapped on the fireproof layer 2, the waterproof layer 3 is a water-blocking tape, and the water-blocking tape is formed by sequentially compounding polyester fiber non-woven fabric, high water absorption expansion material and polyester fiber non-woven fabric. The waterproof layer 3 is provided with an outer sheath 4, the outer sheath 4 is extruded on the waterproof layer, a suspension wire threading opening 41 is formed in the upper end of the outer sheath 4, the suspension wire threading opening 41 and the outer sheath 4 are of an integrally formed structure, the suspension wire threading opening 41 is additionally formed in the upper end of the outer sheath 4, the cable is multifunctional, the multi-scene use is met, the overhead wiring environment is achieved, a steel wire directly penetrates through the suspension wire threading opening 41, direct wiring is needed, the steel wire is not threaded, certain flexibility of the cable can be guaranteed, the wiring is convenient, the steel wire can be repeatedly used, and raw materials are saved. The outer sheath 4 is a high-density polyethylene flame-retardant outer sheath.
According to the multi-pair universal butterfly-shaped optical cable, the cable core comprises the central reinforcing part positioned in the center of the cable core and the plurality of butterfly-shaped optical cables which are arranged around the central reinforcing part and are stranded with the central reinforcing part to form a cable, so that the plurality of butterfly-shaped optical cables form a unit, the wiring time can be saved, meanwhile, the outer sheath is provided with the suspension wire threading opening, and the flame-retardant high-density polyethylene adopted by the outer sheath can meet the requirements of overhead and outdoor wiring at the same time, and the multi-pair universal butterfly-shaped optical cable has the characteristics of being economical, flame-retardant, waterproof, multiple in applicable scenes and the like.
Furthermore, a tearing rope 5 is arranged between the waterproof layer 3 and the outer sheath 4, so that the outer sheath 4 can be conveniently peeled off, and the section of the tearing rope 5 is circular.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (8)
1. A multi-pair universal butterfly-shaped optical cable is characterized in that: it includes:
a cable core comprising a central strength member positioned at the center of the cable core and a plurality of butterfly cables arranged around the central strength member and stranded with the central strength member into a cable;
the fireproof layer is wrapped on the cable core;
the waterproof layer is longitudinally wrapped on the fireproof layer;
and the outer sheath is extruded on the waterproof layer and is provided with a suspension wire threading opening.
2. The multi-log universal butterfly-shaped optical cable of claim 1,
the suspension wire threading opening and the outer sheath are of an integrally formed structure.
3. The multi-log universal butterfly-shaped optical cable of claim 1,
the butterfly-shaped optical cable comprises an optical fiber and a low-smoke halogen-free flame-retardant sheath extruded on the optical fiber.
4. The multi-log universal butterfly-shaped optical cable of claim 1,
the fire-retardant layer is a fire-retardant belt, and the fire-retardant belt is composed of dip-coated metal oxide and glass fiber cloth.
5. The multi-log universal butterfly-shaped optical cable of claim 1,
the waterproof layer is a water-blocking tape which is formed by sequentially compounding polyester fiber non-woven fabric, high water-absorption expansion material and polyester fiber non-woven fabric.
6. The multi-log universal butterfly-shaped optical cable of claim 1,
the outer sheath is a high-density polyethylene flame-retardant outer sheath.
7. The multi-log universal butterfly-shaped optical cable of claim 1,
a tearing rope is arranged between the waterproof layer and the outer sheath.
8. The multi-log universal butterfly-shaped optical cable of claim 7,
the section of the tearing rope is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253513.XA CN114019632A (en) | 2021-10-27 | 2021-10-27 | Multi-logarithm universal butterfly-shaped optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111253513.XA CN114019632A (en) | 2021-10-27 | 2021-10-27 | Multi-logarithm universal butterfly-shaped optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114019632A true CN114019632A (en) | 2022-02-08 |
Family
ID=80057924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111253513.XA Pending CN114019632A (en) | 2021-10-27 | 2021-10-27 | Multi-logarithm universal butterfly-shaped optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114019632A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313946A (en) * | 2011-08-03 | 2012-01-11 | 江苏中天科技股份有限公司 | Butterfly-shaped cluster optical cable and manufacturing method thereof |
| CN204241733U (en) * | 2014-11-27 | 2015-04-01 | 西安西古光通信有限公司 | A kind of cable core contains three unit small-sized layer-stranding cables of stiffener |
| CN105551679A (en) * | 2014-10-31 | 2016-05-04 | 江苏江扬船用电缆有限公司 | Marine optical fiber composite low-voltage insulation cable |
| CN209895052U (en) * | 2019-06-17 | 2020-01-03 | 上海阳安光电有限公司 | Optical cable with bundle-shaped structure and reelable netted optical fiber ribbon |
| CN212111900U (en) * | 2020-03-31 | 2020-12-08 | 宏安集团有限公司 | Indoor and outdoor laid leading-in optical cable |
| CN212229265U (en) * | 2020-05-21 | 2020-12-25 | 深圳市雅信通光缆有限公司 | Fire-resistant optical cable for fire control |
| WO2021036111A1 (en) * | 2019-08-30 | 2021-03-04 | 江苏中天科技股份有限公司 | Fully-dry micro-bundle fiber optic cable |
-
2021
- 2021-10-27 CN CN202111253513.XA patent/CN114019632A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102313946A (en) * | 2011-08-03 | 2012-01-11 | 江苏中天科技股份有限公司 | Butterfly-shaped cluster optical cable and manufacturing method thereof |
| CN105551679A (en) * | 2014-10-31 | 2016-05-04 | 江苏江扬船用电缆有限公司 | Marine optical fiber composite low-voltage insulation cable |
| CN204241733U (en) * | 2014-11-27 | 2015-04-01 | 西安西古光通信有限公司 | A kind of cable core contains three unit small-sized layer-stranding cables of stiffener |
| CN209895052U (en) * | 2019-06-17 | 2020-01-03 | 上海阳安光电有限公司 | Optical cable with bundle-shaped structure and reelable netted optical fiber ribbon |
| WO2021036111A1 (en) * | 2019-08-30 | 2021-03-04 | 江苏中天科技股份有限公司 | Fully-dry micro-bundle fiber optic cable |
| CN212111900U (en) * | 2020-03-31 | 2020-12-08 | 宏安集团有限公司 | Indoor and outdoor laid leading-in optical cable |
| CN212229265U (en) * | 2020-05-21 | 2020-12-25 | 深圳市雅信通光缆有限公司 | Fire-resistant optical cable for fire control |
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