WO2016123960A1 - 一种多功能型接入网用光电复合缆 - Google Patents

一种多功能型接入网用光电复合缆 Download PDF

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WO2016123960A1
WO2016123960A1 PCT/CN2015/087649 CN2015087649W WO2016123960A1 WO 2016123960 A1 WO2016123960 A1 WO 2016123960A1 CN 2015087649 W CN2015087649 W CN 2015087649W WO 2016123960 A1 WO2016123960 A1 WO 2016123960A1
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composite cable
access network
unit
sheath
cable
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PCT/CN2015/087649
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English (en)
French (fr)
Inventor
姚子锋
陈晓红
杨红蕾
韦祖国
凌丹风
赵佩杰
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江苏永鼎股份有限公司
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Publication of WO2016123960A1 publication Critical patent/WO2016123960A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B11/00—Communication cables or conductors
    • H01B11/18—Coaxial cables; Analogous cables having more than one inner conductor within a common outer conductor
    • H01B11/20—Cables having a multiplicity of coaxial lines

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  • the invention belongs to the technical field of communications, and relates to an optoelectronic composite cable, in particular to a photoelectric composite cable for a multifunctional access network.
  • Two types of cables are required in the access network to implement functions.
  • One is the cable for transmitting data
  • the other is the cable for transmitting power.
  • the two cables need to be routed twice.
  • the wiring is difficult, the space is large, and the cost of laying is high; on the other hand, the cable is in the access network, and is generally applied to intelligent building integrated wiring, highway information network, industrial decoration, and large public places.
  • cables commonly used in the current technology are often damaged by rat ants due to poor mechanical properties of the cable itself, which not only causes economic losses, but also causes a significant loss of interruption information.
  • an object of the present invention is to provide a multifunctional photoelectric composite cable having excellent mechanical physical properties and environmental properties.
  • An optoelectronic composite cable for a multifunctional access network comprising a cable core and a sheath wrapped around the cable core, the cable core comprising a light unit and a plurality of electric units, the inside of the sheath being provided with auxiliary reinforcement
  • the light unit comprises a plurality of cores wrapped by an inner sheath
  • the electrical unit comprising an insulating layer and a plurality of conductors wrapped by the insulating layer.
  • the method further includes that the auxiliary reinforcement layer comprises a glass fiber A retort and a galvanized steel strip disposed inside the galvanized steel strip.
  • the sheath further comprises a double sheath comprising a low-smoke halogen-free flame-retardant polyolefin sheath and a flame-retardant nylon sheath, the resistor
  • the nylon-filled jacket is placed on the outermost layer of the opto-electric composite cable.
  • the method further includes including a mica tape disposed on an inner side of the glass fiber ribbon.
  • the method further includes a center reinforcement member disposed at a center of the optoelectric composite cable, the center reinforcement member surrounding the electric unit and the light unit.
  • the method further includes three fillers 1 having the same diameter as the light unit and a filler 2 having the same diameter as the electrical unit.
  • the filler 1 and the filler 2 are filled ropes.
  • the method further includes that the number of the electric units is three, and the electric unit and the light unit are arranged in a manner that: the three electric units and the filling material are surrounded by The central reinforcing member, the filler 1 and the light unit are respectively filled into a gap between the electric unit and a gap between the electric unit and the filler 2.
  • the method further includes: seven conductors are disposed inside the electric unit.
  • the photoelectric composite cable of the invention not only ensures the signal transmission of the optical fiber cable, but also solves the problem that the remote power supply is difficult.
  • the above-mentioned photoelectric composite cable is applied in the access network, which has small occupied space, convenient construction and avoidance. Secondary wiring and many other advantages.
  • the optoelectronic composite cable of the invention has good structural design, material selection and double-layer process, so that the composite cable has excellent mechanical and environmental performance and anti-ant anti-bite performance in addition to excellent photoelectric transmission performance. , can be well applied in outdoor environment with large temperature difference, rain, dark and damp Multi-ant in the wild environment.
  • the optical unit and the electric unit of the photoelectric composite cable of the present invention are twisted and combined with the filling rope to make it integrated, which can overcome the defect that the cable has low tensile strength.
  • the insulating layer of the composite cable electrical unit of the invention adopts radiation cross-linked special material, has excellent electrical and physical properties, and has more excellent environmental resistance.
  • the composite cable core of the present invention has a protective material with good flame retardant performance and thermal insulation performance, and increases the high temperature resistance of the cable.
  • the composite cable core of the invention is provided with an auxiliary reinforcing layer composed of a glass fiber belt and a galvanized steel strip, and has good anti-side pressure and anti-rat and anti-ant ability.
  • the sheath of the composite cable of the invention adopts a low-smoke halogen-free flame-retardant polyolefin plus flame-retardant nylon double-layer sheath.
  • the optical cable has good mechanical and environmental properties.
  • Figure 1 is a schematic cross-sectional view of the present invention.
  • 1-electric unit 11-conductor, 12-insulation layer, 21-filler one, 22-filler two, 3-center reinforcement, 4-mica tape, 5-glass fiber tape, 6-galvanized steel tape, 7-light unit, 8-low smoke zero halogen flame retardant polyolefin jacket, 9-flame resistant nylon jacket.
  • a multi-functional optical composite cable for an access network is disclosed.
  • the cross-sectional structure is as shown in FIG. 1 , and includes a cable core and a sheath wrapped around the cable core.
  • the cable core includes a light unit 7 .
  • the light unit is surrounded by a plurality of cores of an inner sheath, and the electrical unit comprises an insulating layer and a plurality of conductors wrapped by the insulating layer.
  • the material of the insulating layer of the electric unit 1 is irradiated and crosslinked, which has excellent electrical and physical properties and has more excellent environmental resistance.
  • the conductors inside the electric unit 1 are seven conductors. In other embodiments, the number of conductors is increased or decreased according to actual cable production requirements.
  • the conductors may be copper conductors or rare earth conductors which are commonly used nowadays.
  • an auxiliary reinforcement layer is disposed inside the sheath.
  • the auxiliary reinforcement layer is provided.
  • a glass fiber ribbon 5 and a galvanized steel strip 6 are provided, and the above-mentioned glass fiber ribbon 5 is disposed inside the galvanized steel strip 6.
  • the sheath is a double jacket, and the double jacket comprises a low-smoke halogen-free flame-retardant polyolefin sheath 8 and a flame-retardant nylon sheath 9, and the flame-retardant nylon sheath 9 is disposed at the outermost layer of the photoelectric composite cable. .
  • a mica tape 4 is wrapped around the core of the above composite cable, and the mica tape 4 is disposed inside the glass fiber ribbon 5.
  • the mica tape 5 described above is a protective material having good flame retardancy and heat insulation properties, and improves the high temperature resistance of the composite cable.
  • a center reinforcing member 3 is further disposed in the above-mentioned cable core, and the center reinforcing member 3 is disposed at the center of the photoelectric composite cable, and the center reinforcing member surrounds the electric unit 1 and the light unit 7 around the center reinforcing member.
  • the cable core is further provided with three fillers 21 having the same diameter as the above-mentioned light unit and a filler 22 having the same diameter as the above-mentioned electric unit.
  • the filler 21 and the filler 22 are filled ropes.
  • the number of the electric units 1 is three, and the electric unit 1 and the optical unit 7 are The arrangement of the three electric units 1 and the filler 2 are around the central reinforcement 3, that is, the three electric units 1 and the filler 22 are circular; The filler 21 and the light unit 7 are filled between the electric unit 1 and the filler 22 described above.
  • the electric unit and the optical cable are twisted together with the filling cord to form a cable, which can overcome the defect that the cable has low tensile strength.
  • the photoelectric composite cable of the invention not only ensures the signal transmission of the optical fiber cable, but also solves the problem that the remote power supply is difficult, and the above-mentioned photoelectric composite cable is applied in the access network, which has small occupied space, convenient construction and avoidance of secondary wiring. And many other advantages.
  • photoelectric composite cable is a multifunctional composite cable with excellent mechanical physical properties and environmental performance, and can be applied to various complex environments such as intelligent building integrated wiring, highway information network, industrial decoration, and large public places. .

Abstract

一种多功能型接入网用光电复合缆，其包括缆芯和包裹在所述缆芯外部的护套，所述缆芯包括光单元（7）和若干电单元（1），所述护套内侧设有辅助加强层，所述光单元（7）包括由内护套包裹的若干纤芯，所述电单元（1）包括绝缘层（12）和由所述绝缘层包裹的若干导体（11）。所述的光电复合缆既保证了光纤光缆信号传输，又解决了远端供电难的问题，将上述光电复合缆应用在接入网中，具有占用空间小、方便施工、避免二次布线等优点。

Description

一种多功能型接入网用光电复合缆 技术领域
本发明属于通信技术领域，涉及一种光电复合缆，具体涉及一种多功能型接入网用光电复合缆。
背景技术
接入网中需要两种功能的线缆来实现功能，一方面是传输数据的线缆，另一个是传输电力的线缆，在传统的线缆网络中，上述两种线缆需要两次布线，布线难度大、占用空间大、并且敷设的成本较高；另一方面线缆在接入网中，一般应用在智能楼宇综合配线、高速公路信息网络、工业装修以及大型公共场所等多种复杂环境中，但是，现在技术中常用的线缆，由于线缆本身的机械性能不佳，常常会遭到鼠蚁的破坏，不但造成经济上的损失，而且造成中断信息的重大损失。
因此，为了适应外部复杂的自然环境，需要从提高线缆机械物理性能和环境性能。
发明内容
为解决上述技术问题，本发明的目的在于提供一种具有优良机械物理性能和环境性能的多功能光电复合缆。
为达到上述目的，本发明的技术方案如下：
一种多功能型接入网用光电复合缆，其包括缆芯和包裹在所述缆芯外部的护套，所述缆芯包括光单元和若干电单元，所述护套内侧设有辅助加强层，所述光单元包括由内护套包裹的若干纤芯，所述电单元包括绝缘层和由所述绝缘层包裹的若干导体。
本发明的一个较佳实施例中，进一步包括，所述辅助加强层包括玻璃纤 维带和镀锌钢带，所述玻璃纤维带设置在所述镀锌钢带的内侧。
本发明的一个较佳实施例中，进一步包括，所述护套为双层护套，所述双层护套包括低烟无卤阻燃聚烯烃护套和阻燃尼龙护套，所述阻燃尼龙护套设置在光电复合缆的最外层。
本发明的一个较佳实施例中，进一步包括，还包括云母带，所述云母带设置在所述玻璃纤维带的内侧。
本发明的一个较佳实施例中，进一步包括，还包括中心加强件，所述中心加强件设置在光电复合缆的中心，所述中心加强件的周围围绕所述电单元和光单元。
本发明的一个较佳实施例中，进一步包括，还包括三个与所述光单元直径相等的填充物一和一个与所述电单元直径相等的填充物二。
本发明的一个较佳实施例中，进一步包括，所述填充物一和填充物二为填充绳。
本发明的一个较佳实施例中，进一步包括，所述电单元的数量为三个，所述电单元与光单元的排布方式为：三个所述电单元与所述填充物二围绕所述中心加强件，所述填充物一和光单元分别填充到所述电单元之间的空隙以及所述电单元与所述填充物二之间的空隙中。
本发明的一个较佳实施例中，进一步包括，所述电单元内部设有七根导体。
本发明的有益效果是：
其一、本发明中的光电复合缆，既保证了光纤光缆信号传输，又解决了远端供电难的问题，将上述光电复合缆应用在接入网中，具有占用空间小、方便施工、避免二次布线等诸多优点。
其二、本发明的光电复合缆具有良好的结构设计、材料选择和双层工艺，使该复合缆除了具有优良的光电传输性能外还具有很好的机械、环境性能和防蚁防鼠咬性能，能够很好的应用在室外环境温差大、雨尘、阴暗潮湿多鼠 多蚁的野外环境中。
其三、本发明的光电复合缆的光单元和电单元与填充绳一起绞合成缆，使之成为一体，可以克服光缆抗拉强度低的缺陷。
其四、本发明的复合缆电单元的绝缘层采用辐照交联特殊材质，具有优良的电气和物理性能，具有更加优秀的耐环境性能。
其五、本发明的复合缆缆芯外重叠绕包具有良好阻燃性能和隔热性能的保护材料，增加符合缆的耐高温能力。
其六、本发明的复合缆缆芯外设有玻璃纤维带、镀锌钢带组成的辅助加强层，具有良好抗侧压和防鼠防蚁能力。
其七、本发明的复合缆的护套采用低烟无卤阻燃聚烯烃加阻燃尼龙双层护套。使光缆除了具有优良的传输性能外还具有很好的机械性能和环境性能。
附图说明
为了更清楚地说明本发明实施例技术中的技术方案，下面将对实施例技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。
图1是本发明的截面结构示意图。
1-电单元，11-导体，12-绝缘层，21-填充物一，22-填充物二，3-中心加强件，4-云母带，5-玻璃纤维带，6-镀锌钢带，7-光单元，8-低烟无卤阻燃聚烯烃护套，9-阻燃尼龙护套。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作 出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
实施例1
本实施例中公开一种多功能型接入网用光电复合缆，其截面结构如图1中所示，其包括缆芯和包裹在上述缆芯外部的护套，上述缆芯包括光单元7和若干电单元1。
上述光单元由内护套包裹的若干纤芯，上述电单元包括绝缘层和由上述绝缘层包裹的若干导体。
在本实施例中，上述电单元1绝缘层的材料采用辐照交联的材料，其具有优良的电气和物理性能，具有更加优秀的耐环境性能。
上述电单元1内部的导体为七根导体，在其它实施例中，导体的数量根据实际电缆生产需要增减，这里不作限制，导体可以是现在常用的铜导体或稀土导体。
为了提高上述光电复合缆的抗性和抗破坏性，能够满足光电复合缆在野外环境中防鼠防蚁需求，在上述护套内侧设有辅助加强层，在本实施例中，上述辅助加强层包括玻璃纤维带5和镀锌钢带6，上述玻璃纤维带5设置在上述镀锌钢带6的内侧。
上述护套为双层护套，上述双层护套包括低烟无卤阻燃聚烯烃护套8和阻燃尼龙护套9，上述阻燃尼龙护套9设置在光电复合缆的最外层。
为了增加上述光电复合缆的耐高温性能，在上述复合缆的缆芯外侧包绕有云母带4，上述云母带4设置在上述玻璃纤维带5的内侧。上述云母带5是具有良好的阻燃性能和隔热性能的保护材料，提高了复合缆的耐高温性能。
上述缆芯中还设有中心加强件3，上述中心加强件3设置在光电复合缆的中心，上述中心加强件的周围围绕上述电单元1和光单元7。
在上述缆芯中还设有三个与上述光单元直径相等的填充物一21和一个与上述电单元直径相等的填充物二22。在本实施例中，上述填充物一21和填充物二22为填充绳。
在本实施例中，上述电单元1的数量为三个，上述电单元1与光单元7 的排布方式为：三个上述电单元1与上述填充物二22围绕上述中心加强件3，即上述的三个电单元1与填充物二22围成圆形；上述电单元1之间以及上述电单元1与上述填充物二22之间填充上述填充物一21和光单元7。
在本实施例中，将上述电单元和光电缆与填充绳一起绞合成缆，使之成为一体，能够克服光缆抗拉强度低的缺陷。
本发明中的光电复合缆，既保证了光纤光缆信号传输，又解决了远端供电难的问题，将上述光电复合缆应用在接入网中，具有占用空间小、方便施工、避免二次布线等诸多优点。
因为，上述的光电复合缆是一种具有优良机械物理性能和环境性能的多功能复合缆，可以适用在智能楼宇综合配线、高速公路信息网络、工业装修以及大型公共场所等多种复杂环境中。
对所公开的实施例的上述说明，使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的，本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下，在其它实施例中实现。因此，本发明将不会被限制于本文所示的这些实施例，而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。

Claims (9)

  1. 一种多功能型接入网用光电复合缆，其包括缆芯和包裹在所述缆芯外部的护套，所述缆芯包括光单元和若干电单元，其特征在于，所述护套内侧设有辅助加强层，所述光单元包括由内护套包裹的若干纤芯，所述电单元包括绝缘层和由所述绝缘层包裹的若干导体。
  2. 根据权利要求1所述的一种多功能型接入网用光电复合缆，其特征在于，所述辅助加强层包括玻璃纤维带和镀锌钢带，所述玻璃纤维带设置在所述镀锌钢带的内侧。
  3. 根据权利要求2所述的一种多功能型接入网用光电复合缆，其特征在于，所述护套为双层护套，所述双层护套包括低烟无卤阻燃聚烯烃护套和阻燃尼龙护套，所述阻燃尼龙护套设置在光电复合缆的最外层。
  4. 根据权利要求3所述的一种多功能型接入网用光电复合缆，其特征在于，还包括云母带，所述云母带设置在所述玻璃纤维带的内侧。
  5. 根据权利要求1所述的一种多功能接入网用光电复合缆，其特征在于，还包括中心加强件，所述中心加强件设置在所述缆芯的中心，所述中心加强件的周围围绕所述电单元和光单元。
  6. 根据权利要求5所述的一种多功能接入网用光电复合缆，其特征在于，还包括三个与所述光单元直径相等的填充物一和一个与所述电单元直径相等的填充物二。
  7. 根据权利要求6所述的一种多功能接入网用光电复合缆，其特征在于，所述填充物一和填充物二为填充绳。
  8. 根据权利要求7所述的一种多功能接入网用光电复合缆，其特征在于，所述电单元的数量为三个，所述电单元与光单元的排布方式为：三个所述电单元与所述填充物二围绕所述中心加强件，所述填充物一和光单元分别填充到所述电单元之间的空隙以及所述电单元与所述填充物二之间的空隙中。
  9. 根据权利要求8所述的一种多功能接入网用光电复合缆，其特征在于，所 述电单元内部设有七根导体。
PCT/CN2015/087649 2015-02-03 2015-08-20 一种多功能型接入网用光电复合缆 WO2016123960A1 (zh)

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