CN108962472A - 一种矿物绝缘电力电缆 - Google Patents

一种矿物绝缘电力电缆 Download PDF

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Publication number
CN108962472A
CN108962472A CN201710353477.1A CN201710353477A CN108962472A CN 108962472 A CN108962472 A CN 108962472A CN 201710353477 A CN201710353477 A CN 201710353477A CN 108962472 A CN108962472 A CN 108962472A
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insulated
wire cores
power cables
insulated wire
heat
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CN201710353477.1A
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English (en)
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武志云
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Individual
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Individual
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Priority to CN201710353477.1A priority Critical patent/CN108962472A/zh
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/02—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of inorganic substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/02—Disposition of insulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/1875—Multi-layer sheaths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/22—Metal wires or tapes, e.g. made of steel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame

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  • Insulated Conductors (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)

Abstract

本发明涉及一种矿物绝缘电力电缆。所述的电力电缆包括三根绝缘线芯，所述的绝缘线芯包括圆形铜绞线，所述的圆形铜绞线外设置绝缘层，所述的绝缘层外设置内护套构成绝缘线芯，所述的三根绝缘线芯之间填充有隔热料，所述的三根绝缘线芯与隔热料外挤包金属铠装层，所述的金属铠装层外设置外护套。本发明结构简单、生产成本低、使用寿命长、耐火阻燃、耐腐蚀。

Description

一种矿物绝缘电力电缆
技术领域
本发明涉及一种电力电缆，尤其涉及一种矿物绝缘电力电缆。
背景技术
电缆对于在防爆、防水性能要求较高的场合在发生特变的情况下能正常传输电能是极为重要的，由于本质安全防爆电路集散系统和自动化检测控制系统使用场合特殊，这就要求电缆必须具有阻防水防爆和抗干扰性能，否则达不到使用要求将使设备产生误动作或引发火灾爆炸，给国家和人民的生命财产造成重大损失。
发明内容
本发明为了解决以上问题提供了一种结构简单、生产成本低、使用寿命长、耐火阻燃、耐腐蚀的矿物绝缘电力电缆。
本发明的技术方案是：所述的电力电缆包括三根绝缘线芯，所述的绝缘线芯包括圆形铜绞线，所述的圆形铜绞线外设置绝缘层，所述的绝缘层外设置内护套构成绝缘线芯，所述的三根绝缘线芯之间填充有隔热料，所述的三根绝缘线芯与隔热料外挤包金属铠装层，所述的金属铠装层外设置外护套。
所述的绝缘层为无机矿物绝缘材料。
所述的内护套为高分子材料保护层。
所述的隔热料为无卤矿物隔热材料。
所述的金属铠装层为全封闭式铝合金薄片套。
所述的外护套为复合塑料护套。
本发明结构简单、生产成本低、使用寿命长、耐火阻燃、耐腐蚀。
附图说明
图1是本发明的结构示意图。
图中1是圆形铜绞线，2是绝缘层，3是内护套，4是隔热料，5是金属铠装层，6是外护套。
具体实施方式
一种矿物绝缘电力电缆，所述的电力电缆包括三根绝缘线芯，所述的绝缘线芯包括圆形铜绞线1，所述的圆形铜绞线1外设置绝缘层2，所述的绝缘层2外设置内护套3构成绝缘线芯，所述的三根绝缘线芯之间填充有隔热料4，所述的三根绝缘线芯与隔热料4外挤包金属铠装层5，所述的金属铠装层5外设置外护套6。
所述的绝缘层2为无机矿物绝缘材料。
所述的内护套3为高分子材料保护层。
所述的隔热料4为无卤矿物隔热材料。
所述的金属铠装层5为全封闭式铝合金薄片套。
所述的外护套6为复合塑料护套。

Claims (6)

1.一种矿物绝缘电力电缆，其特征在于：所述的电力电缆包括三根绝缘线芯，所述的绝缘线芯包括圆形铜绞线，所述的圆形铜绞线外设置绝缘层，所述的绝缘层外设置内护套构成绝缘线芯，所述的三根绝缘线芯之间填充有隔热料，所述的三根绝缘线芯与隔热料外挤包金属铠装层，所述的金属铠装层外设置外护套。
2.根据权利要求1所述的一种矿物绝缘电力电缆，其特征在于：所述的绝缘层为无机矿物绝缘材料。
3.根据权利要求1所述的一种矿物绝缘电力电缆，其特征在于：所述的内护套为高分子材料保护层。
4.根据权利要求1所述的一种矿物绝缘电力电缆，其特征在于：所述的隔热料为无卤矿物隔热材料。
5.根据权利要求1所述的一种矿物绝缘电力电缆，其特征在于：所述的金属铠装层为全封闭式铝合金薄片套。
6.根据权利要求1所述的一种矿物绝缘电力电缆，其特征在于：所述的外护套为复合塑料护套。
CN201710353477.1A 2017-05-18 2017-05-18 一种矿物绝缘电力电缆 Pending CN108962472A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110211737A (zh) * 2019-06-25 2019-09-06 晋源电气集团股份有限公司 一种用于易爆场所的防爆阻燃计算机电缆

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110211737A (zh) * 2019-06-25 2019-09-06 晋源电气集团股份有限公司 一种用于易爆场所的防爆阻燃计算机电缆

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Application publication date: 20181207