CN106653184A - 电力电缆增强护套管及其制备方法 - Google Patents

电力电缆增强护套管及其制备方法 Download PDF

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Publication number
CN106653184A
CN106653184A CN201611240915.5A CN201611240915A CN106653184A CN 106653184 A CN106653184 A CN 106653184A CN 201611240915 A CN201611240915 A CN 201611240915A CN 106653184 A CN106653184 A CN 106653184A
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CN
China
Prior art keywords
pipe
power cable
protecting sleeve
sleeve pipe
preparation
Prior art date
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Pending
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CN201611240915.5A
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English (en)
Inventor
方彦忠
李青虎
蒲韬
鄢桂兰
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Guizhou Panxian Yikang Pipe Industry Co Ltd
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Guizhou Panxian Yikang Pipe Industry Co Ltd
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Publication date
Application filed by Guizhou Panxian Yikang Pipe Industry Co Ltd filed Critical Guizhou Panxian Yikang Pipe Industry Co Ltd
Priority to CN201611240915.5A priority Critical patent/CN106653184A/zh
Publication of CN106653184A publication Critical patent/CN106653184A/zh
Pending legal-status Critical Current

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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
    • H01B7/17Protection against damage caused by external factors, e.g. sheaths or armouring
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/12Polypropene
    • 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
    • H01B7/184Sheaths comprising grooves, ribs or other projections
    • 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
    • H01B7/24Devices affording localised protection against mechanical force or pressure
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/20Applications use in electrical or conductive gadgets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2310/00Masterbatches

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

本发明公开了一种电力电缆增强护套管,包括管壁和管壁外部的波纹凸起,所述管壁和所述波纹凸起原料由PPR 30R与色母组成,其中,按重量份计算,所述PPR 30R:色母为100:3;制备方法包括以下步骤:(1)按所述比例将原料混合配好;(2)通过真空吸料机将原料抽至单螺杆挤出机内,经由单螺杆挤出机塑化挤出和口模得管坯;(3)通过冷却套定型管坯内部,并吸气使管坯扩大;(4)成型机由定型模块抽真空使管坯成型;(5)经冷水冷却成型;(6)采用切割机按照需要切割。与现有技术相比,本发明通过对电力电缆增强护套管的生产配方进行改进,可得到一种柔韧性、强度高的护套管,特别适合用于安装地下电缆。

Description

电力电缆增强护套管及其制备方法
技术领域
本发明涉及一种电力电缆增强护套管及其制备方法,属于管材技术领域。
背景技术
随着城市建设的发展,由于城市环境的复杂和特殊性,对地下铺设电缆提出了更高的要求,目前主要采用非开挖埋地式来铺设电缆,为配合该种方式,目前主要采用电力电缆增强护套管,然而该种管道由于原料配方的问题,常会存在强度和柔韧性不能很好兼得的问题。
发明内容
本发明要解决的技术问题是:提供一种电力电缆增强护套管及其制备方法,具有较好的柔韧性和较高的强度,可以克服现有技术的不足。
本发明的技术方案:一种电力电缆增强护套管,包括管壁和管壁外部的波纹凸起,所述管壁和所述波纹凸起原料由PPR 30R与色母组成,其中,按重量份计算,所述PPR 30R:色母为100:3。
所述电力电缆增强护套管的制备方法,包括以下步骤:
(1)按所述比例将原料混合配好;
(2)通过真空吸料机将原料抽至单螺杆挤出机内,经由单螺杆挤出机塑化挤出和口模得管坯;
(3)通过冷却套定型管坯内部,并吸气使管坯扩大;
(4)成型机由定型模块抽真空使管坯成型;
(5)经冷水冷却成型;
(6)采用切割机按照需要切割。
本发明的有益效果是:与现有技术相比,本发明通过对电力电缆增强护套管的生产配方进行改进,可得到一种柔韧性、强度高的护套管,特别适合用于安装地下电缆。
具体实施方式
为使本发明的目的、技术方案和优点更加清楚,下面将对本发明作进一步地详细描述。
一种电力电缆增强护套管,包括管壁和管壁外部的波纹凸起,所述管壁和所述波纹凸起原料由PPR 30R与色母组成,其中,按重量份计算,所述PPR 30R:色母为100:3;其制备方法包括以下步骤:
(1)按所述比例将原料混合配好;
(2)通过真空吸料机将原料抽至单螺杆挤出机内,经由单螺杆挤出机塑化挤出和口模得管坯;
(3)通过冷却套定型管坯内部,并吸气使管坯扩大;
(4)成型机由定型模块抽真空使管坯成型;
(5)经冷水冷却成型;
(6)采用切割机按照需要切割。
以上说明书中描述的只是本发明的优选实施方式,各种举例说明不对本发明的实质内容构成限制。

Claims (2)

1.一种电力电缆增强护套管,包括管壁和管壁外部的波纹凸起,其特征在于:所述管壁和所述波纹凸起原料由PPR 30R与色母组成,其中,按重量份计算,所述PPR 30R:色母为100:3。
2.如权利要求1所述电力电缆增强护套管的制备方法,其特征在于:包括以下步骤:
(1)按所述比例将原料混合配好;
(2)通过真空吸料机将原料抽至单螺杆挤出机内,经由单螺杆挤出机塑化挤出和口模得管坯;
(3)通过冷却套定型管坯内部,并吸气使管坯扩大;
(4)成型机由定型模块抽真空使管坯成型;
(5)经冷水冷却成型;
(6)采用切割机按照需要切割。
CN201611240915.5A 2016-12-29 2016-12-29 电力电缆增强护套管及其制备方法 Pending CN106653184A (zh)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102286173A (zh) * 2011-07-15 2011-12-21 浙江伟星新型建材股份有限公司 一种高耐候的ppr管材及其制备方法
CN102311577A (zh) * 2010-12-23 2012-01-11 深圳市科聚新材料有限公司 一种玻纤增强阻燃聚丙烯复合材料及其制备方法
CN102329455A (zh) * 2011-05-30 2012-01-25 深圳市科聚新材料有限公司 一种低翘曲增强聚丙烯复合材料及其制备方法
CN102604233A (zh) * 2011-01-24 2012-07-25 上海日丰实业有限公司 Ppr与色母粒制成的塑料管材
CN103178479A (zh) * 2011-12-21 2013-06-26 上海瑞河管业有限公司 一种埋地式高压电力电缆用增强聚丙烯波纹管
CN103360685A (zh) * 2012-04-03 2013-10-23 李胜春 一种多功能的ppr管材及其制备方法
CN104910521A (zh) * 2015-06-12 2015-09-16 常州大学 一种超耐寒抗冲击强韧性的pp-r管材材料及其制备方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102311577A (zh) * 2010-12-23 2012-01-11 深圳市科聚新材料有限公司 一种玻纤增强阻燃聚丙烯复合材料及其制备方法
CN102604233A (zh) * 2011-01-24 2012-07-25 上海日丰实业有限公司 Ppr与色母粒制成的塑料管材
CN102329455A (zh) * 2011-05-30 2012-01-25 深圳市科聚新材料有限公司 一种低翘曲增强聚丙烯复合材料及其制备方法
CN102286173A (zh) * 2011-07-15 2011-12-21 浙江伟星新型建材股份有限公司 一种高耐候的ppr管材及其制备方法
CN103178479A (zh) * 2011-12-21 2013-06-26 上海瑞河管业有限公司 一种埋地式高压电力电缆用增强聚丙烯波纹管
CN103360685A (zh) * 2012-04-03 2013-10-23 李胜春 一种多功能的ppr管材及其制备方法
CN104910521A (zh) * 2015-06-12 2015-09-16 常州大学 一种超耐寒抗冲击强韧性的pp-r管材材料及其制备方法

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