CN108873218A - A kind of anti-extrusion duct optical cable - Google Patents
A kind of anti-extrusion duct optical cable Download PDFInfo
- Publication number
- CN108873218A CN108873218A CN201811073642.9A CN201811073642A CN108873218A CN 108873218 A CN108873218 A CN 108873218A CN 201811073642 A CN201811073642 A CN 201811073642A CN 108873218 A CN108873218 A CN 108873218A
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- protection sleeve
- wall
- cable core
- optical cable
- Prior art date
- 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 27
- 238000001125 extrusion Methods 0.000 title claims abstract description 23
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 239000013013 elastic material Substances 0.000 claims abstract description 6
- 229920006231 aramid fiber Polymers 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000006854 communication Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
Abstract
The invention discloses a kind of anti-extrusion duct optical cables; cable core includes the clad for being located at the fiber cores at middle part and being coated on outside fiber cores; protection sleeve pipe is set in outside cable core; protection sleeve pipe is arranged using elastic material; protection sleeve pipe inner wall and clad outer wall are directly spaced prepsetting gap; protection sleeve pipe inner wall is equipped with the multiple supporting ribs extended to cable core direction, and supporting rib is far from protection sleeve pipe inner wall one end against clad outer wall；Restrictive coating is coated on outside protection sleeve pipe.Pass through the anti-extrusion duct optical cable of above-mentioned optimization design; it is reasonable in design, optic fibre core is protected by the way that protection sleeve pipe is arranged outside cable core, the supporting rib of protection sleeve pipe inner wall is supported cable core; effective protection cable core when by external force, greatly prolongs the service life of optical fiber.
Description
Technical field
The present invention relates to optical cable technology field more particularly to a kind of anti-extrusion duct optical cables.
Background technique
Along with the rapid development of IT wave, optical cable plays an increasingly important role in communication process, makees
For the important medium that information is propagated, the transinformation of optical fiber is most important, existing facing to more and more massive informations
Single fiber cable more seems awkward in transmittability, and more single fiber cables, which are simply banded together, to be made
With then it is low to be easy loose and tensile capacity for it, and the outer wall of optical cable is also easily damaged, a kind of with big it is therefore necessary to provide
The optical cable of capacity communication ability meets growing use demand, preferably serves users.
Summary of the invention
To solve technical problem present in background technique, the present invention proposes a kind of anti-extrusion duct optical cable.
A kind of anti-extrusion duct optical cable proposed by the present invention, including：Cable core, protection sleeve pipe, restrictive coating；
Cable core includes the clad for being located at the fiber cores at middle part and being coated on outside fiber cores；
Protection sleeve pipe is set in outside cable core, and protection sleeve pipe is arranged using elastic material, protection sleeve pipe inner wall and clad
Prepsetting gap is spaced between outer wall, protection sleeve pipe inner wall is equipped with the multiple supporting ribs extended to cable core direction, and supporting rib is far from guarantor
Sheath inside pipe wall one end is against clad outer wall；
Restrictive coating is coated on outside protection sleeve pipe.
Preferably, it is equipped in protection sleeve pipe side wall and tears rope.
Preferably, two neighboring supporting rib is along protection sleeve pipe circumferencial direction arranged for interval.
Preferably, multiple supporting ribs are distributed along protection sleeve pipe inner wall even circumferential.
Preferably, aramid fiber is filled between two neighboring supporting rib.
Preferably, supporting rib is equipped with support portion close to cable core one end.
Preferably, restrictive coating is extruded in outside protection sleeve pipe.
Preferably, the multiple tension ropes axially extended are equipped in protection sleeve pipe side wall, multiple tension ropes are along protection sleeve pipe
Circle distribution.
Preferably, multiple tension ropes and multiple supporting ribs are alternately arranged arrangement.
In the present invention, the anti-extrusion duct optical cable proposed, cable core includes being located at the fiber cores at middle part and being coated on optical fiber
Clad outside core, protection sleeve pipe are set in outside cable core, protection sleeve pipe using elastic material arrange, protection sleeve pipe inner wall with
Prepsetting gap is spaced between clad outer wall, protection sleeve pipe inner wall is equipped with the multiple supporting ribs extended to cable core direction, supporting rib
Far from protection sleeve pipe inner wall one end against clad outer wall；Restrictive coating is coated on outside protection sleeve pipe.Pass through above-mentioned optimization design
Anti-extrusion duct optical cable, it is reasonable in design, by outside cable core be arranged protection sleeve pipe optic fibre core is protected, protect
The supporting rib of sheath inside pipe wall is supported cable core, and effective protection cable core when by external force greatly prolongs the use of optical fiber
Service life.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of anti-extrusion duct optical cable proposed by the present invention.
Specific embodiment
As shown in FIG. 1, FIG. 1 is a kind of structural schematic diagrams of anti-extrusion duct optical cable proposed by the present invention.
Referring to Fig.1, a kind of anti-extrusion duct optical cable proposed by the present invention, including：Cable core, protection sleeve pipe 1, restrictive coating 2；
Cable core includes the clad 4 for being located at the fiber cores 3 at middle part and being coated on outside fiber cores 3；
Protection sleeve pipe 1 is set in outside cable core, and protection sleeve pipe 1 is made of elastic material, 1 inner wall of protection sleeve pipe and cladding
Prepsetting gap is spaced between 4 outer wall of layer, 1 inner wall of protection sleeve pipe is equipped with the multiple supporting ribs 5 extended to cable core direction, supporting rib 5
Far from 1 inner wall one end of protection sleeve pipe against 4 outer wall of clad；
Restrictive coating 2 is coated on outside protection sleeve pipe 1.
In the present embodiment, the anti-extrusion duct optical cable proposed, cable core include being located at the fiber cores at middle part and being coated on
Clad outside fiber cores, protection sleeve pipe are set in outside cable core, and protection sleeve pipe is arranged using elastic material, in protection sleeve pipe
Wall and clad outer wall are directly spaced prepsetting gap, and protection sleeve pipe inner wall is equipped with the multiple supporting ribs extended to cable core direction, branch
Muscle is supportted far from protection sleeve pipe inner wall one end against clad outer wall；Restrictive coating is coated on outside protection sleeve pipe.Pass through above-mentioned optimization
The anti-extrusion duct optical cable of design, it is reasonable in design, optic fibre core is protected by the way that protection sleeve pipe is arranged outside cable core
Shield, the supporting rib of protection sleeve pipe inner wall are supported cable core, and effective protection cable core, greatly prolongs optical fiber when by external force
Service life.
In a specific embodiment, it is equipped in 1 side wall of protection sleeve pipe and tears rope 6, convenient for by tearing rope tearing protective case
Pipe, consequently facilitating the removing of optical fiber.
In the specific set-up mode of supporting rib, two neighboring supporting rib 5 is along 1 circumferencial direction arranged for interval of protection sleeve pipe.
In other specific embodiments, multiple supporting ribs 5 are distributed along 1 inner wall even circumferential of protection sleeve pipe.
In order to further increase support effect and tensile resistance, aramid fiber is filled between two neighboring supporting rib 5
7, aramid fiber is filled in cable core, effectively adjusts the size in cable core gap, while enhancing axial tensile-strength.
In other specific embodiments, supporting rib 5 is equipped with support portion close to cable core one end, and the support portion is equipped with branch
Support face, the width of the supporting surface circumferentially are greater than the width of supporting rib, guarantee that the support to cable core is imitated by setting support portion
Fruit, pressure suffered by clad when reducing support.
Full in other specific embodiment party senses, restrictive coating 2 is extruded in outside protection sleeve pipe 1, improves restrictive coating and protective case
The stickiness of pipe.
It is more equipped with axially extending along axial tensile strength, 1 side wall of protection sleeve pipe in order to further increase cable
A tension rope 8, multiple tension ropes 8 are along 1 circle distribution of protection sleeve pipe.
In the specific set-up mode of tension rope, multiple tension ropes 8 are alternately arranged arrangement with multiple supporting ribs 5, in cable
When receiving axial tension, guarantee that supporting rib is not affected, to guarantee supporting rib to the support reliability of clad.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of anti-extrusion duct optical cable, which is characterized in that including：Cable core, protection sleeve pipe (1), restrictive coating (2)；
Cable core includes the clad (4) for being located at the fiber cores (3) at middle part and being coated on fiber cores (3) outside；
Protection sleeve pipe (1) is set in outside cable core, and protection sleeve pipe (1) is made of elastic material, protection sleeve pipe (1) inner wall and packet
Prepsetting gap is spaced between coating (4) outer wall, protection sleeve pipe (1) inner wall is equipped with the multiple supporting ribs (5) extended to cable core direction,
Supporting rib (5) is far from protection sleeve pipe (1) inner wall one end against clad (4) outer wall；
It is external that restrictive coating (2) is coated on protection sleeve pipe (1).
2. anti-extrusion duct optical cable according to claim 1, which is characterized in that be equipped with and tear in protection sleeve pipe (1) side wall
It restricts (6).
3. anti-extrusion duct optical cable according to claim 1, which is characterized in that two neighboring supporting rib (5) is along protective case
Manage (1) circumferencial direction arranged for interval.
4. anti-extrusion duct optical cable according to claim 1 or 3, which is characterized in that multiple supporting ribs (5) are along protection sleeve pipe
(1) inner wall even circumferential is distributed.
5. anti-extrusion duct optical cable according to claim 3, which is characterized in that filled between two neighboring supporting rib (5)
There are aramid fiber (7).
6. anti-extrusion duct optical cable according to claim 1, which is characterized in that supporting rib (5) is equipped with close to cable core one end
Support portion.
7. anti-extrusion duct optical cable according to claim 1, which is characterized in that restrictive coating (2) is extruded in protection sleeve pipe (1)
It is external.
8. anti-extrusion duct optical cable according to claim 1, which is characterized in that be equipped in protection sleeve pipe (1) side wall along axis
To multiple tension ropes (8) of extension, multiple tension ropes (8) are along protection sleeve pipe (1) circle distribution.
9. anti-extrusion duct optical cable according to claim 8, which is characterized in that multiple tension ropes (8) and multiple supporting ribs
(5) it is alternately arranged arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811073642.9A CN108873218A (en) | 2018-09-14 | 2018-09-14 | A kind of anti-extrusion duct optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811073642.9A CN108873218A (en) | 2018-09-14 | 2018-09-14 | A kind of anti-extrusion duct optical cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108873218A true CN108873218A (en) | 2018-11-23 |
Family
ID=64324043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811073642.9A Pending CN108873218A (en) | 2018-09-14 | 2018-09-14 | A kind of anti-extrusion duct optical cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108873218A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1950735A (en) * | 2004-04-30 | 2007-04-18 | 康宁光缆系统有限责任公司 | Buffered optical waveguides |
| US20140119699A1 (en) * | 2012-10-25 | 2014-05-01 | Nexans | Optical fiber cable having spline profiled insulation |
| CN104965278A (en) * | 2015-07-16 | 2015-10-07 | 成都亨通兆业精密机械有限公司 | Armored optical cable |
| CN106154451A (en) * | 2016-07-07 | 2016-11-23 | 成都迪谱光电科技有限公司 | The optical cable that a kind of lateral pressure resistant ability is strong |
| US20170025200A1 (en) * | 2002-09-24 | 2017-01-26 | Commscope Technologies Llc | Communication wire |
| CN106556905A (en) * | 2015-09-30 | 2017-04-05 | 王磊 | Optical cable with pressure function |
| CN206558259U (en) * | 2017-03-14 | 2017-10-13 | 深圳市顺电工业电缆有限公司 | A kind of sports type Unimate cable resistant to bending |
| CN207302730U (en) * | 2017-10-28 | 2018-05-01 | 江西圣塔电缆科技有限公司 | A kind of watertight type communication control cable |
| CN207718048U (en) * | 2018-01-30 | 2018-08-10 | 内蒙古工业大学 | A kind of Novel optical cable for railway security communication |
| CN208672883U (en) * | 2018-09-14 | 2019-03-29 | 铜陵市铜都特种线缆有限公司 | A kind of anti-extrusion duct optical cable |
-
2018
- 2018-09-14 CN CN201811073642.9A patent/CN108873218A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170025200A1 (en) * | 2002-09-24 | 2017-01-26 | Commscope Technologies Llc | Communication wire |
| CN1950735A (en) * | 2004-04-30 | 2007-04-18 | 康宁光缆系统有限责任公司 | Buffered optical waveguides |
| US20140119699A1 (en) * | 2012-10-25 | 2014-05-01 | Nexans | Optical fiber cable having spline profiled insulation |
| CN104965278A (en) * | 2015-07-16 | 2015-10-07 | 成都亨通兆业精密机械有限公司 | Armored optical cable |
| CN106556905A (en) * | 2015-09-30 | 2017-04-05 | 王磊 | Optical cable with pressure function |
| CN106154451A (en) * | 2016-07-07 | 2016-11-23 | 成都迪谱光电科技有限公司 | The optical cable that a kind of lateral pressure resistant ability is strong |
| CN206558259U (en) * | 2017-03-14 | 2017-10-13 | 深圳市顺电工业电缆有限公司 | A kind of sports type Unimate cable resistant to bending |
| CN207302730U (en) * | 2017-10-28 | 2018-05-01 | 江西圣塔电缆科技有限公司 | A kind of watertight type communication control cable |
| CN207718048U (en) * | 2018-01-30 | 2018-08-10 | 内蒙古工业大学 | A kind of Novel optical cable for railway security communication |
| CN208672883U (en) * | 2018-09-14 | 2019-03-29 | 铜陵市铜都特种线缆有限公司 | A kind of anti-extrusion duct optical cable |
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