WO2017128830A1 - Parallel-structure, flame-retardant optical cable - Google Patents

Parallel-structure, flame-retardant optical cable Download PDF

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Publication number
WO2017128830A1
WO2017128830A1 PCT/CN2016/107457 CN2016107457W WO2017128830A1 WO 2017128830 A1 WO2017128830 A1 WO 2017128830A1 CN 2016107457 W CN2016107457 W CN 2016107457W WO 2017128830 A1 WO2017128830 A1 WO 2017128830A1
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WO
WIPO (PCT)
Prior art keywords
flame
retardant
optical cable
parallel
protective layer
Prior art date
Application number
PCT/CN2016/107457
Other languages
French (fr)
Chinese (zh)
Inventor
权高清
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苏州权素船舶电子有限公司
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Publication of WO2017128830A1 publication Critical patent/WO2017128830A1/en

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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
    • G02B6/4429—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
    • 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

Definitions

  • the invention relates to an optical cable, in particular to a parallel flame-retardant optical cable.
  • power fiber-to-the-home can not only reduce the cost of fiber-to-the-home for nearly 40% of operators, but also provide multiple channels for operators to provide independent channels.
  • the flame retarding effect is poor, and the service life is greatly reduced.
  • the invention provides a parallel flame-retardant optical cable.
  • a parallel flame-retardant optical cable includes a center piece, a protective layer, a flame-retardant layer and an outer sheath, wherein the center piece is provided with an optical fiber core wire, and the center piece has parallel tensioning members on the upper and lower sides thereof, The outer portion of the tensioning member is wrapped with a protective layer, and a flame-retardant layer is disposed between the protective layer and the outer sheath.
  • a steel mesh is disposed between the flame-retardant layer and the protective layer.
  • the outer sheath is made of polyolefin plastic.
  • the invention has the beneficial effects that the setting of the flame-retardant layer can effectively strengthen the flame-retardant effect of the optical cable, prolong the service life of the optical cable, increase the steel mesh, enhance the wear-resisting effect of the cable, and protect the optical fiber core. , enhance the stability of the cable.
  • Figure 1 is a schematic view of the structure of the present invention.
  • center piece 1, center piece, 2, protective layer, 3, flame retardant layer, 4, outer sheath, 5, optical fiber core wire, 6, tensioning parts, 7, steel wire mesh.
  • a parallel flame-retardant optical cable includes a center piece 1 , a protective layer 2 , a flame-retardant layer 3 and an outer sheath 4 .
  • the center piece 1 is provided with an optical fiber core 5 , and the center piece 1 has upper and lower sides.
  • a parallel tensioning member 6 is arranged, a protective layer 2 is wrapped on the outside of the tensioning member 6, and a flame-retardant layer 3 is arranged between the protective layer 2 and the outer sheath 4, between the flame-retardant layer 3 and the protective layer 2.
  • a steel mesh 7 is provided and the outer sheath 4 is made of polyolefin plastic.
  • the invention has the beneficial effects that the setting of the flame-retardant layer can effectively strengthen the flame-retardant effect of the optical cable, prolong the service life of the optical cable, increase the steel mesh, enhance the wear-resisting effect of the cable, and protect the optical fiber core. , enhance the stability of the cable.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Insulated Conductors (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)

Abstract

A parallel-structure, flame-retardant optical cable comprises a central member (1), a protective layer (2), a flame retardant layer (3), and an outer sheath (4). An optical fiber core wire (5) is arranged in the central member (1). Tensioning members (6) are arranged in parallel at upper and lower sides of the central member (1). The tensioning members (6) are enclosed by the protective layer (2), and the flame retardant layer (3) is arranged between the protective layer (2) and the outer sheath (3). The provision of the flame-retardant layer can effectively improve the flame retardant effect of optical cable and prolong service life. Steel wire mesh is additionally arranged to enhance the wear resistance of the cable, protect the optical fiber core wire, and increase stability of the optical cable.

Description

一种平行阻燃型光缆Parallel flame retardant cable 技术领域Technical field
本发明涉及一种光缆，尤其涉及一种平行阻燃型光缆。The invention relates to an optical cable, in particular to a parallel flame-retardant optical cable.
背景技术Background technique
众所周知，国家电网公司电力光纤入户试点工程建设早已全面启动，实现了三网融合，根据国家战略的需要，在不久的将来必将改变三网融合的格局，迈向四网融合，即电网、广播电视网、互联网及电信网的融合，其实早在智能电网初期，国家电网就曾经提出了四网融合的概念，如今三网融合的大幕已经拉开一段时期，中国电信与国家电网在密切的合作，电力光纤入户不仅仅能够降低近40％的运营商光纤入户成本，而且可以复合多路光纤为各运营商提供独立的通道。但是现有的光缆在使用过程中，阻燃效果差，大大降低了使用寿命。As is known to all, the construction of the pilot project of the State Grid Corporation's power fiber-to-the-home project has already been fully launched, and the integration of the three networks has been realized. According to the needs of the national strategy, the pattern of triple play will be changed in the near future, and the integration of the four networks will be achieved. The integration of radio and television networks, the Internet and telecommunications networks, in fact, as early as the beginning of the smart grid, the State Grid has proposed the concept of four-network convergence. Now the curtain of triple-play integration has been opened for a period of time. China Telecom is close to the national grid. Cooperation, power fiber-to-the-home can not only reduce the cost of fiber-to-the-home for nearly 40% of operators, but also provide multiple channels for operators to provide independent channels. However, in the use of the existing optical cable, the flame retarding effect is poor, and the service life is greatly reduced.
因此，为解决上述问题，特提供一种新的技术方案。Therefore, in order to solve the above problems, a new technical solution is provided.
发明内容Summary of the invention
本发明提供一种平行阻燃型光缆。The invention provides a parallel flame-retardant optical cable.
本发明采用的技术方案是：The technical solution adopted by the invention is:
一种平行阻燃型光缆，包括中心件、保护层、阻燃层和外护套，所述中心件内设有光纤芯线，所述中心件上下两侧设有平行的张紧件，在张紧件的外部包裹有保护层，所述保护层与外护套之间设有阻燃层。 A parallel flame-retardant optical cable includes a center piece, a protective layer, a flame-retardant layer and an outer sheath, wherein the center piece is provided with an optical fiber core wire, and the center piece has parallel tensioning members on the upper and lower sides thereof, The outer portion of the tensioning member is wrapped with a protective layer, and a flame-retardant layer is disposed between the protective layer and the outer sheath.
进一步的，在阻燃层与保护层之间设有钢丝网。Further, a steel mesh is disposed between the flame-retardant layer and the protective layer.
进一步的，所述外护套由聚烯烃塑料制成。Further, the outer sheath is made of polyolefin plastic.
本发明的有益效果是：阻燃层的设定，能有效的加强光缆的阻燃效果，延长光缆的使用寿命，同时增加了钢丝网，增强了电缆的耐磨效果，同时保护了光纤芯线，增强了光缆的稳定性。The invention has the beneficial effects that the setting of the flame-retardant layer can effectively strengthen the flame-retardant effect of the optical cable, prolong the service life of the optical cable, increase the steel mesh, enhance the wear-resisting effect of the cable, and protect the optical fiber core. , enhance the stability of the cable.
附图说明DRAWINGS
下面结合附图和具体实施方式对本发明作进一步详细描述。The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
图1是本发明的结构示意图。Figure 1 is a schematic view of the structure of the present invention.
其中：1、中心件，2、保护层，3、阻燃层，4、外护套，5、光纤芯线，6、张紧件，7、钢丝网。Among them: 1, center piece, 2, protective layer, 3, flame retardant layer, 4, outer sheath, 5, optical fiber core wire, 6, tensioning parts, 7, steel wire mesh.
具体实施方式detailed description
为了加深对本发明的理解，下面将结合实施例和附图对本发明作进一步详述，该实施例仅用于解释本发明，并不构成对本发明的保护范围的限定。The present invention will be further described in detail with reference to the accompanying drawings and the accompanying drawings.
如图1所示的一种平行阻燃型光缆，包括中心件1、保护层2、阻燃层3和外护套4，中心件1内设有光纤芯线5，中心件1上下两侧设有平行的张紧件6，在张紧件6的外部包裹有保护层2，保护层2与外护套4之间设有阻燃层3，在阻燃层3与保护层2之间设有钢丝网7，外护套4由聚烯烃塑料制成。As shown in FIG. 1 , a parallel flame-retardant optical cable includes a center piece 1 , a protective layer 2 , a flame-retardant layer 3 and an outer sheath 4 . The center piece 1 is provided with an optical fiber core 5 , and the center piece 1 has upper and lower sides. A parallel tensioning member 6 is arranged, a protective layer 2 is wrapped on the outside of the tensioning member 6, and a flame-retardant layer 3 is arranged between the protective layer 2 and the outer sheath 4, between the flame-retardant layer 3 and the protective layer 2. A steel mesh 7 is provided and the outer sheath 4 is made of polyolefin plastic.
本发明的有益效果是：阻燃层的设定，能有效的加强光缆的阻燃效果，延长光缆的使用寿命，同时增加了钢丝网，增强了电缆的耐磨效果，同时保护了光纤芯线，增强了光缆的稳定性。 The invention has the beneficial effects that the setting of the flame-retardant layer can effectively strengthen the flame-retardant effect of the optical cable, prolong the service life of the optical cable, increase the steel mesh, enhance the wear-resisting effect of the cable, and protect the optical fiber core. , enhance the stability of the cable.
以上所述，仅是本发明的较佳实施例而已，并非是对本发明作任何其他形式的限制，而依据本发明的技术实质所作的任何修改或等同变化，仍属于本发明所要求保护的范围。 The above is only the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification or equivalent change made according to the technical essence of the present invention still falls within the scope of the claimed invention. .

Claims (3)

  1. 一种平行阻燃型光缆，其特征在于：包括中心件、保护层、阻燃层和外护套，所述中心件内设有光纤芯线，所述中心件上下两侧设有平行的张紧件，在张紧件的外部包裹有保护层，所述保护层与外护套之间设有阻燃层。A parallel flame-retardant type optical cable, comprising: a center piece, a protective layer, a flame-retardant layer and an outer sheath; wherein the center piece is provided with an optical fiber core wire, and the center piece is provided with parallel sheets on the upper and lower sides The fastening member is wrapped with a protective layer on the outside of the tensioning member, and a flame-retardant layer is disposed between the protective layer and the outer sheath.
  2. 根据权利要求1所述的一种平行阻燃型光缆，其特征在于：在阻燃层与保护层之间设有钢丝网。A parallel flame-retardant optical cable according to claim 1, wherein a steel mesh is provided between the flame-retardant layer and the protective layer.
  3. 根据权利要求1所述的一种平行阻燃型光缆，其特征在于：所述外护套由聚烯烃塑料制成。 A parallel flame-retardant optical cable according to claim 1, wherein said outer sheath is made of polyolefin plastic.
PCT/CN2016/107457 2016-01-27 2016-11-28 Parallel-structure, flame-retardant optical cable WO2017128830A1 (en)

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Application Number Priority Date Filing Date Title
CN201610055803.6A CN105717593A (en) 2016-01-27 2016-01-27 Parallel flame-retardant optical cable
CN201610055803.6 2016-01-27

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WO2017128830A1 true WO2017128830A1 (en) 2017-08-03

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105717593A (en) * 2016-01-27 2016-06-29 苏州权素船舶电子有限公司 Parallel flame-retardant optical cable

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201392416Y (en) * 2009-03-09 2010-01-27 江苏通鼎光电股份有限公司 Indoor ribbon optical cable
CN202210170U (en) * 2011-07-20 2012-05-02 李即佳 High temperature resistant optical cable
CN103383487A (en) * 2013-08-07 2013-11-06 江苏中天科技股份有限公司 Large-core-number miniature fire-proof optical cable for communication and manufacture method thereof
CN203311061U (en) * 2013-06-24 2013-11-27 海门通能通讯科技有限公司 High-tension indoor wiring optical cable
CN204348381U (en) * 2014-11-18 2015-05-20 成都捷康特科技有限公司 A kind of optoelectronic composite cable
CN204347325U (en) * 2015-01-15 2015-05-20 东莞市特旺通信科技有限公司 Flame-retardant self-bearing type communications optical cable
CN204556932U (en) * 2015-05-11 2015-08-12 四川旭泰通信设备有限公司 A kind of rodent-resistant cable
CN105717593A (en) * 2016-01-27 2016-06-29 苏州权素船舶电子有限公司 Parallel flame-retardant optical cable

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201392416Y (en) * 2009-03-09 2010-01-27 江苏通鼎光电股份有限公司 Indoor ribbon optical cable
CN202210170U (en) * 2011-07-20 2012-05-02 李即佳 High temperature resistant optical cable
CN203311061U (en) * 2013-06-24 2013-11-27 海门通能通讯科技有限公司 High-tension indoor wiring optical cable
CN103383487A (en) * 2013-08-07 2013-11-06 江苏中天科技股份有限公司 Large-core-number miniature fire-proof optical cable for communication and manufacture method thereof
CN204348381U (en) * 2014-11-18 2015-05-20 成都捷康特科技有限公司 A kind of optoelectronic composite cable
CN204347325U (en) * 2015-01-15 2015-05-20 东莞市特旺通信科技有限公司 Flame-retardant self-bearing type communications optical cable
CN204556932U (en) * 2015-05-11 2015-08-12 四川旭泰通信设备有限公司 A kind of rodent-resistant cable
CN105717593A (en) * 2016-01-27 2016-06-29 苏州权素船舶电子有限公司 Parallel flame-retardant optical cable

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