CN108091420A - 一种新型浮空系留光电复合电缆 - Google Patents

一种新型浮空系留光电复合电缆 Download PDF

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CN108091420A
CN108091420A CN201711198683.6A CN201711198683A CN108091420A CN 108091420 A CN108091420 A CN 108091420A CN 201711198683 A CN201711198683 A CN 201711198683A CN 108091420 A CN108091420 A CN 108091420A
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core
optical fiber
cable
single mode
photoelectric composite
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姜超
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Anhui Hongyuan Special Cable Ltd By Share Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/0009Details relating to the conductive cores
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401Optical cables
    • G02B6/4429Means specially adapted for strengthening or protecting the cables
    • G02B6/443Protective covering
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401Optical cables
    • G02B6/4429Means specially adapted for strengthening or protecting the cables
    • G02B6/4434Central member to take up tensile loads
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/02Disposition of insulation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1805Protections not provided for in groups H01B7/182 - H01B7/26
    • H01B7/1815Protections not provided for in groups H01B7/182 - H01B7/26 composed of longitudinal inserts
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1865Sheaths comprising braided non-metallic layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01BCABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00Insulated conductors or cables characterised by their form
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/22Metal wires or tapes, e.g. made of steel
    • H01B7/228Metal braid

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Communication Cables (AREA)

Abstract

本发明公开了一种新型浮空系留光电复合电缆,缆芯包括多根导线和一根光纤单元,光纤单元包括抗拉芯、单模光纤、保护管,抗拉芯和单模光纤位于保护管内,单模光纤围绕抗拉芯布置,光纤单元位于缆芯中部,多根导线围绕光纤单元绞合形成缆芯,绕包层、屏蔽层、护套层依次包覆在缆芯外部。通过上述优化设计的新型浮空系留光电复合电缆,通过采用光纤传输加多根导线复合结构,实现复合传输功能,保证电缆自身重力轻,同时光纤围绕抗拉芯布置,保证光纤沿轴向抗拉强度,使得电缆具有反复收放承载的抗拉能力,延长光纤使用寿命。

Description

一种新型浮空系留光电复合电缆
技术领域
本发明涉及电缆技术领域,尤其涉及一种新型浮空系留光电复合电缆。
背景技术
随着系留浮空平台技术的日益完善,它的众多用途不断被开发利用。系留浮空平台不仅可以作为发送广播的有效空间工具,还能担负地球勘探、勘测以及天文研究等重任,还可以监测天气及环境的变化,甚至用于报告交通路况等。系留浮空平台的好处显而易见,它可以重复使用,人们通过系留电缆能回收气球,从而可对气球进行检修,然后再放飞执行新的任务。浮空系留光电复合电缆是系留浮空平台必备的配套产品,是地面与浮空平台的传输线,负责将浮空平台所获得的图像等各种信息上传至地面指挥车,因此浮空系留光电复合电缆在整个系统中十分重要。
发明内容
为解决背景技术中存在的技术问题,本发明提出一种新型浮空系留光电复合电缆。
本发明提出的一种新型浮空系留光电复合电缆,包括:缆芯、绕包层、屏蔽层、护套层;
缆芯包括多根导线和一根光纤单元,光纤单元包括抗拉芯、单模光纤、保护管,抗拉芯和单模光纤位于保护管内,单模光纤围绕抗拉芯布置,导线包括位于中部的导体和包覆在导体外部的绝缘层,光纤单元位于缆芯中部,多根导线围绕光纤单元绞合形成缆芯;
绕包层包覆在缆芯外部,屏蔽层包覆在绕包层外部,护套层包覆在抗拉层外部。
优选地,导体采用多根镀银铜合金线同心绞合而成。
优选地,绝缘层采用聚酰亚胺复合薄膜绕包后烧结而成。
优选地,抗拉芯采用弹性材料制成,单模光纤抵靠抗拉芯侧壁设置。
优选地,保护管采用热塑性聚酯塑料制成,保护管挤包在单模光纤外部。
优选地,屏蔽层采用镀锡铜丝和凯夫拉纤维编织而成。
优选地,护套层采用阻燃聚氨酯材料制成。
本发明中,所提出的新型浮空系留光电复合电缆,缆芯包括多根导线和一根光纤单元,光纤单元包括抗拉芯、单模光纤、保护管,抗拉芯和单模光纤位于保护管内,单模光纤围绕抗拉芯布置,光纤单元位于缆芯中部,多根导线围绕光纤单元绞合形成缆芯,绕包层、屏蔽层、护套层依次包覆在缆芯外部。通过上述优化设计的新型浮空系留光电复合电缆,通过采用光纤传输加多根导线复合结构,实现复合传输功能,保证电缆自身重力轻,同时光纤围绕抗拉芯布置,保证光纤沿轴向抗拉强度,使得电缆具有反复收放承载的抗拉能力,延长光纤使用寿命。
附图说明
图1为本发明提出的一种新型浮空系留光电复合电缆的结构示意图。
具体实施方式
如图1所示,图1为本发明提出的一种新型浮空系留光电复合电缆的结构示意图。
参照图1,本发明提出的一种新型浮空系留光电复合电缆,包括:缆芯、绕包层3、屏蔽层4、护套层5;
缆芯包括多根导线1和一根光纤单元2,光纤单元2包括抗拉芯21、单模光纤22、保护管23,抗拉芯21和单模光纤22位于保护管23内,单模光纤22围绕抗拉芯21布置,导线1包括位于中部的导体11和包覆在导体11外部的绝缘层12,光纤单元2位于缆芯中部,多根导线1围绕光纤单元2绞合形成缆芯;
绕包层3包覆在缆芯外部,屏蔽层4包覆在绕包层3外部,护套层5包覆在抗拉层外部。
在本实施例中,所提出的新型浮空系留光电复合电缆,缆芯包括多根导线和一根光纤单元,光纤单元包括抗拉芯、单模光纤、保护管,抗拉芯和单模光纤位于保护管内,单模光纤围绕抗拉芯布置,光纤单元位于缆芯中部,多根导线围绕光纤单元绞合形成缆芯,绕包层、屏蔽层、护套层依次包覆在缆芯外部。通过上述优化设计的新型浮空系留光电复合电缆,通过采用光纤传输加多根导线复合结构,实现复合传输功能,保证电缆自身重力轻,同时光纤围绕抗拉芯布置,保证光纤沿轴向抗拉强度,使得电缆具有反复收放承载的抗拉能力,延长光纤使用寿命。
在具体实施方式中,导体11采用多根镀银铜合金线同心绞合而成,采用内外层同向绞合,并且内外层节距一致,使导体的外径小、重量轻、机械强度高。
在绝缘层的具体实施方式中,绝缘层12采用聚酰亚胺复合薄膜绕包后烧结而成,该材料具有优越的电性能及较高的机械强度,聚酰亚胺复合薄膜经绕包烧结后与导体结合更牢固,从而提高绝缘效果。
为了提高在电缆拖拽时对单模光纤的保护,抗拉芯21采用弹性材料制成,单模光纤22抵靠抗拉芯21侧壁设置,在进一步具体实施方式中,保护管23采用热塑性聚酯塑料制成,保护管23挤包在单模光纤22外部,具有耐高温,高强度特性;单模光纤通过抗拉芯和保护管夹持在缆芯内,对单模光纤进行有效保护。
在屏蔽层的具体实施方式中,屏蔽层4采用镀锡铜丝和凯夫拉纤维编织而成,一方面起到电磁屏蔽的效果,同时在雷击等恶劣环境时可以起到引流作用,另一方面不影响电缆整体重量,提高电缆承载拉力的能力。
在护套层的具体实施方式中,护套层5采用阻燃聚氨酯材料制成。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。

Claims (7)

1.一种新型浮空系留光电复合电缆,其特征在于,包括:缆芯、绕包层(3)、屏蔽层(4)、护套层(5);
缆芯包括多根导线(1)和一根光纤单元(2),光纤单元(2)包括抗拉芯(21)、单模光纤(22)、保护管(23),抗拉芯(21)和单模光纤(22)位于保护管(23)内,单模光纤(22)围绕抗拉芯(21)布置,导线(1)包括位于中部的导体(11)和包覆在导体(11)外部的绝缘层(12),光纤单元(2)位于缆芯中部,多根导线(1)围绕光纤单元(2)绞合形成缆芯;
绕包层(3)包覆在缆芯外部,屏蔽层(4)包覆在绕包层(3)外部,护套层(5)包覆在抗拉层外部。
2.根据权利要求1所述的新型浮空系留光电复合电缆,其特征在于,导体(11)采用多根镀银铜合金线同心绞合而成。
3.根据权利要求1所述的新型浮空系留光电复合电缆,其特征在于,绝缘层(12)采用聚酰亚胺复合薄膜绕包后烧结而成。
4.根据权利要求1所述的新型浮空系留光电复合电缆,其特征在于,抗拉芯(21)采用弹性材料制成,单模光纤(22)抵靠抗拉芯(21)侧壁设置。
5.根据权利要求4所述的新型浮空系留光电复合电缆,其特征在于,保护管(23)采用热塑性聚酯塑料制成,保护管(23)挤包在单模光纤(22)外部。
6.根据权利要求1所述的新型浮空系留光电复合电缆,其特征在于,屏蔽层(4)采用镀锡铜丝和凯夫拉纤维编织而成。
7.根据权利要求1所述的新型浮空系留光电复合电缆,其特征在于,护套层(5)采用阻燃聚氨酯材料制成。
CN201711198683.6A 2017-11-26 2017-11-26 一种新型浮空系留光电复合电缆 Pending CN108091420A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114400107A (zh) * 2021-12-24 2022-04-26 安徽中邦特种电缆科技有限公司 一种系留光电复合电缆及其制备方法

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* Cited by examiner, † Cited by third party
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