CN209821448U - Layer stranded optical cable with corrosion-resistant and folding-resistant functions - Google Patents
Layer stranded optical cable with corrosion-resistant and folding-resistant functions Download PDFInfo
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- CN209821448U CN209821448U CN201920377224.2U CN201920377224U CN209821448U CN 209821448 U CN209821448 U CN 209821448U CN 201920377224 U CN201920377224 U CN 201920377224U CN 209821448 U CN209821448 U CN 209821448U
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Abstract
The utility model discloses a layer stranded optical cable with anticorrosive resistant function of rolling over, strengthen the core including anticorrosive oversheath, composite bed, elasticity skeleton and center, the inboard central point of anticorrosive oversheath puts and is provided with the center and strengthens the core, be provided with the elasticity skeleton between center reinforcement core and the anticorrosive oversheath, be provided with the composite bed between elasticity skeleton and the anticorrosive oversheath, the inboard of composite bed is provided with the inoxidizing coating, the inboard of inoxidizing coating is provided with the optical fiber unit, it has the cable cream to fill between optical fiber unit, inoxidizing coating and the elasticity skeleton, the outside of anticorrosive oversheath is provided with anticorrosive dope layer, the composite bed is including the band layer, armor and fire-retardant layer that blocks water, the setting of anticorrosive oversheath inner wall is hugged. The utility model discloses a set up anticorrosive oversheath, elasticity skeleton and anticorrosive paint layer, it is poor with resistant effect of buckling to have solved current technical anticorrosion effect, and life is short, the high problem of spoilage.
Description
Technical Field
The utility model relates to an optical cable technical field specifically is a layer stranded optical cable with anticorrosive resistant function of rolling over.
Background
Optical fiber cables are manufactured to meet optical, mechanical, or environmental performance specifications, and are a communication line for optical signal transmission using a communication cable assembly in which one or more optical fibers are disposed in a covering sheath and can be used individually or in groups, and layer-stranded optical fiber cables are a widely used type of optical fiber cables in which a plurality of optical fiber-receiving tubes are stranded around a central strength member to form a round core. A metallic or non-metallic strength member is located in the center of the cable and a loose tube containing optical fibers is arranged around the strength member.
However, the existing layer-stranded optical cable has the following disadvantages:
1. the outer protective sleeve of the existing layer stranded optical cable is mostly made of a simple rubber sleeve. The coating has poor corrosion resistance, is easy to be corroded and damaged by external environment, and has short service life;
2. the existing layer stranded optical cable is poor in flexibility, the optical fiber line conduction is easily affected or even interrupted due to excessive bending in the drawing process, and the damage rate is high.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a layer stranded type optical cable with anticorrosive resistant function of rolling over has solved the anticorrosion effect of current technique and has resisted the effect of buckling poor, and life is short, the spoilage high problem.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a layer stranded optical cable with anticorrosive resistant function of rolling over, includes anticorrosive oversheath, composite bed, elasticity skeleton and central core reinforcement, the inboard central point of anticorrosive oversheath puts and is provided with central core reinforcement, be provided with the elasticity skeleton between central core reinforcement and the anticorrosive oversheath, be provided with the composite bed between elasticity skeleton and the anticorrosive oversheath, the inboard of composite bed is provided with the inoxidizing coating, the inboard of inoxidizing coating is provided with the optical fiber unit, be filled with the cable cream between optical fiber unit, inoxidizing coating and the elasticity skeleton, the outside of anticorrosive oversheath is provided with the anticorrosive dope layer.
Preferably, the composite layer comprises a water blocking tape layer, an armor layer and a flame retardant layer, the water blocking tape layer is arranged close to the inner wall of the anticorrosion outer sheath, the armor layer is arranged on the inner side of the water blocking tape layer, and the flame retardant layer is arranged on the inner side of the armor layer.
Preferably, the optical fiber unit includes an optical fiber outer sheath, an optical fiber monomer and an optical fiber paste, the optical fiber monomer is disposed in the optical fiber outer sheath, and the optical fiber paste is filled between the optical fiber monomer and the optical fiber outer sheath.
Preferably, the outer fiber sheath is a loose tube sleeve.
Preferably, the inside of the anticorrosion outer sheath is provided with a stainless steel wire mesh.
Preferably, the thickness of anticorrosive oversheath is 30mm, stainless steel net sets up in the position of 5mm apart from anticorrosive oversheath surface.
(III) advantageous effects
The utility model provides a layer stranded optical cable with anticorrosive resistant function of rolling over possesses following beneficial effect:
(1) the utility model discloses a set up anticorrosive oversheath and anticorrosive paint layer, during the use, the anticorrosive paint layer of coating on the anticorrosive oversheath to anticorrosive paint layer and anticorrosive oversheath are polyurethane anticorrosive paint and polyethylene oversheath respectively, can form twice anticorrosion protective layer in the outside of optic fibre, thereby can improve the holistic corrosion resistance of optic fibre greatly, make the inside optic fibre of optical cable be difficult for exposing because of corroding, improved the life of optical cable.
(2) The utility model discloses a set up the elastic framework, during the use, when the optical cable received great yawing force in the use, the yawing force is used in the one end of elastic framework through anticorrosive oversheath, cause the whole deformation of elastic framework, the elastic framework is crescent at the in-process resilience force of deformation, produce to warp and block, and it is long when delaying to warp, play the cushioning effect, treat that the yawing force diminishes or disappears, can make the optical cable answer initial condition under the effect of elastic framework resilience force, thereby can avoid the optical cable too big emergence of buckling excessively because of deformation in the twinkling of an eye, lead to the unable normal use of optic fibre, improve the holistic ability of buckling resistant of optical cable.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
fig. 3 is an enlarged view of a structure at a in fig. 2 according to the present invention.
The reference numbers in the figures are: 1. an outer corrosion-resistant sheath; 2. compounding layers; 3. an elastic skeleton; 4. a central reinforcing core; 5. an optical fiber unit; 6. a water blocking tape layer; 7. an armor layer; 8. a flame retardant layer; 9. a protective layer; 10. a cable paste; 11. an optical fiber outer sheath; 12. an optical fiber monomer; 13. optical fiber paste; 14. a stainless steel wire mesh; 15. and an anti-corrosion coating layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, the utility model provides a technical solution: a layer stranded optical cable with anticorrosion and folding-resistant functions comprises an anticorrosion outer sheath 1, a composite layer 2, an elastic framework 3 and a central reinforcing core 4, wherein the central reinforcing core 4 is arranged at the inner side of the anticorrosion outer sheath 1, the elastic framework 3 is arranged between the central reinforcing core 4 and the anticorrosion outer sheath 1, the composite layer 2 is arranged between the elastic framework 3 and the anticorrosion outer sheath 1, a protective layer 9 is arranged at the inner side of the composite layer 2, an optical fiber unit 5 is arranged at the inner side of the protective layer 9, optical cable paste 10 is filled between the optical fiber unit 5, the protective layer 9 and the elastic framework 3, an anticorrosion coating layer 15 is arranged at the outer side of the anticorrosion outer sheath 1, the composite layer 2 comprises a water-blocking tape layer 6, an armor layer 7 and a flame-retardant layer 8, the water-blocking tape layer 6 is arranged close to the inner wall of the anticorrosion outer sheath, the normal transmission of the optical fiber monomer 12 is influenced, the armor layer 7 is arranged on the inner side of the water blocking tape layer 6, the strength of the whole optical cable can be enhanced by the armor layer 7, the flame retardant layer 8 is arranged on the inner side of the armor layer 7, the flame retardant layer 8 can play a flame retardant role, the adverse influence of fire on the optical cable is reduced, the optical fiber unit 5 comprises an optical fiber outer sheath 11, the optical fiber single body 12 and the optical fiber paste 13, the optical fiber single body 12 is arranged in the optical fiber outer sheath 11, the optical fiber paste 13 is filled between the optical fiber single body 12 and the optical fiber outer sheath 11, the optical fiber outer sheath 11 is a loose tube sleeve, the stainless steel wire mesh 14 is arranged inside the anti-corrosion outer sheath 1, the thickness of the anti-corrosion outer sheath 1 is 30mm, the stainless steel wire mesh 14 is arranged at a position 5mm away from the outer surface of the anti-corrosion outer sheath 1, the arrangement of the stainless steel wire mesh 14 can prevent the anti-corrosion outer sheath 1 from being damaged completely due to bird pecking to expose the inner structure of the optical.
During the use, anticorrosive oversheath 1 and anticorrosive paint layer 15 layer can form twice anticorrosion protection layer in optical fiber unit 5's outside, the holistic anticorrosive ability of reinforcing optical cable, when the optical cable received great yawing force in the use, the yawing force passes through anticorrosive oversheath 1 effect in one side of elastic framework 3, 3 unbalanced initiation elastic framework 3 whole deformations of both ends atress of elastic framework, elastic framework 3 is at the in-process resilience gradual increase of deformation, produce and block the deformation, and it is long when delaying deformation, play the cushioning effect, avoid the optical cable to deform too fast and seriously crooked or even break in the twinkling of an eye, when treating that the yawing force diminishes or disappears, make the optical cable reply initial condition under the effect of elastic framework 3 resilience power.
To sum up can, the utility model discloses a set up anticorrosive oversheath 1, elastic framework 3 and anticorrosive paint layer 15, it is poor with resistant effect of buckling to have solved current technical anticorrosion effect, and life is short, the spoilage high problem.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a layer stranded optical cable with anticorrosive resistant function of rolling over, includes anticorrosive oversheath (1), composite bed (2), elasticity skeleton (3) and central core (4) of strengthening, its characterized in that: the cable protection device is characterized in that a central reinforcing core (4) is arranged at the center of the inner side of the anti-corrosion outer sheath (1), an elastic framework (3) is arranged between the central reinforcing core (4) and the anti-corrosion outer sheath (1), a composite layer (2) is arranged between the elastic framework (3) and the anti-corrosion outer sheath (1), a protective layer (9) is arranged on the inner side of the composite layer (2), an optical fiber unit (5) is arranged on the inner side of the protective layer (9), optical cable paste (10) is filled among the optical fiber unit (5), the protective layer (9) and the elastic framework (3), and an anti-corrosion coating layer (15) is arranged on the outer side of.
2. The layer-stranded optical cable with corrosion-resistant and folding-resistant functions as claimed in claim 1, wherein: the composite layer (2) comprises a water-blocking tape layer (6), an armor layer (7) and a flame-retardant layer (8), the water-blocking tape layer (6) is tightly attached to the inner wall of the anticorrosion outer sheath (1), the armor layer (7) is arranged on the inner side of the water-blocking tape layer (6), and the flame-retardant layer (8) is arranged on the inner side of the armor layer (7).
3. The layer-stranded optical cable with corrosion-resistant and folding-resistant functions as claimed in claim 1, wherein: the optical fiber unit (5) comprises an optical fiber outer sheath (11), an optical fiber single body (12) and optical fiber paste (13), wherein the optical fiber single body (12) is arranged in the optical fiber outer sheath (11), and the optical fiber paste (13) is filled between the optical fiber single body (12) and the optical fiber outer sheath (11).
4. The layer-stranded optical cable with corrosion-resistant and folding-resistant functions as claimed in claim 3, wherein: the optical fiber outer sheath (11) is a loose tube sleeve.
5. The layer-stranded optical cable with corrosion-resistant and folding-resistant functions as claimed in claim 1, wherein: the inside of anticorrosive oversheath (1) is provided with stainless steel net (14).
6. The layer-stranded optical cable with corrosion-resistant and folding-resistant functions as claimed in claim 5, wherein: the thickness of anticorrosive oversheath (1) is 30mm, stainless steel net (14) set up in the position of 5mm apart from anticorrosive oversheath (1) surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377224.2U CN209821448U (en) | 2019-03-25 | 2019-03-25 | Layer stranded optical cable with corrosion-resistant and folding-resistant functions |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920377224.2U CN209821448U (en) | 2019-03-25 | 2019-03-25 | Layer stranded optical cable with corrosion-resistant and folding-resistant functions |
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| CN209821448U true CN209821448U (en) | 2019-12-20 |
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| CN201920377224.2U Active CN209821448U (en) | 2019-03-25 | 2019-03-25 | Layer stranded optical cable with corrosion-resistant and folding-resistant functions |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007615A (en) * | 2020-01-02 | 2020-04-14 | 杭州富通通信技术股份有限公司 | Anti-termite optical cable |
| CN111045171A (en) * | 2020-01-02 | 2020-04-21 | 杭州富通通信技术股份有限公司 | Production process of termite-proof optical cable |
| CN112415696A (en) * | 2020-12-29 | 2021-02-26 | 东莞市特旺通信科技有限公司 | Water-blocking high-temperature-resistant irradiation-resistant multi-core optical cable and preparation method thereof |
-
2019
- 2019-03-25 CN CN201920377224.2U patent/CN209821448U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111007615A (en) * | 2020-01-02 | 2020-04-14 | 杭州富通通信技术股份有限公司 | Anti-termite optical cable |
| CN111045171A (en) * | 2020-01-02 | 2020-04-21 | 杭州富通通信技术股份有限公司 | Production process of termite-proof optical cable |
| CN111045171B (en) * | 2020-01-02 | 2021-06-11 | 杭州富通通信技术股份有限公司 | Production process of termite-proof optical cable |
| CN112415696A (en) * | 2020-12-29 | 2021-02-26 | 东莞市特旺通信科技有限公司 | Water-blocking high-temperature-resistant irradiation-resistant multi-core optical cable and preparation method thereof |
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