CN109538842A - 一种改良的加强型的燃气管道 - Google Patents

一种改良的加强型的燃气管道 Download PDF

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Publication number
CN109538842A
CN109538842A CN201811653159.8A CN201811653159A CN109538842A CN 109538842 A CN109538842 A CN 109538842A CN 201811653159 A CN201811653159 A CN 201811653159A CN 109538842 A CN109538842 A CN 109538842A
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China
Prior art keywords
layer
gas pipeline
externally provided
improvement
filled
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CN201811653159.8A
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English (en)
Inventor
赵中华
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Jiangsu Jia Run Pipe Industry Co Ltd
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Jiangsu Jia Run Pipe Industry Co Ltd
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Priority to CN201811653159.8A priority Critical patent/CN109538842A/zh
Publication of CN109538842A publication Critical patent/CN109538842A/zh
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L57/00Protection of pipes or objects of similar shape against external or internal damage or wear
    • F16L57/06Protection of pipes or objects of similar shape against external or internal damage or wear against wear
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00Protection of pipes or pipe fittings against corrosion or incrustation
    • F16L58/02Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00Rigid pipes
    • F16L9/14Compound tubes, i.e. made of materials not wholly covered by any one of the preceding groups

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)

Abstract

本发明的一种改良的加强型的燃气管道,包括燃气管本体,所述燃气管本体内设有聚乙烯层,所述聚乙烯层外设有填充层,所述填充层外设有保温层,所述保温层外设有金属加强层,所述金属加强层外设有耐磨层。优点是:金属加强层的设计,增加了燃气管道的强度,耐磨层的设计,加强了燃气管道的耐磨性。

Description

一种改良的加强型的燃气管道
技术领域
本发明涉及燃起管道技术领域,尤其涉及一种改良的加强型的燃气管道。
背景技术
随着城市的不断发展,城镇基础设施、环保设施建设和住宅建设增长较快,用于燃气管路的埋地式器材用量越来越大,燃气管道是聚乙烯燃气管道,是输送天然气、人工煤气、液化石油气的一种新型管材,具有连接可靠、低温耐热冲击性、抗应力开裂性好、耐化学腐蚀性好、耐老化、搬运方便等优点。但目前大口径管道的需求大大增大,纯PE管道因要保证到SDR11压力等级,只有增加壁厚,随石油价格走高,聚乙烯原料价格却节节攀高,如何平衡成本与抗压性能是个难题。且现有的PE燃气管道是单层管道,可能存在耐压强度不高、易受气候影响、噪音大等缺陷。
因此,需要寻求一种新的技术来解决上述问题。
发明内容
本发明的目的是:提供一种改良的加强型的燃气管道。
一种改良的加强型的燃气管道,包括燃气管本体,所述燃气管本体内设有聚乙烯层,所述聚乙烯层外设有填充层,所述填充层外设有保温层,所述保温层外设有金属加强层,所述金属加强层外设有耐磨层。
所述填充层内设有波浪弹性层。
所述填充层与保温层之间设有扩容层。
所述金属加强层为网格状金属层。
所述聚乙烯层内设有防腐蚀层。
在上述技术方案中,与现有技术相比,达到的有益效果是:金属加强层的设计,增加了燃气管道的强度,耐磨层的设计,加强了燃气管道的耐磨性;填充层内的波浪弹性层,可增加燃气管道的弹性,避免其老化弯折;而填充层外的扩容层增加了燃气管道弹性扩容空间;金属加强层为网格状金属层,在保留强度的基础上降低了其质量,节约了其成本;防腐蚀层的设计,可增加其耐腐蚀性。
附图说明
附图1为本发明实施例一的横截面图。
具体实施方式
下面结合附图及实施例对本发明作进一步描述。
实施例一:
如图1所述,本发明的一种改良的加强型的燃气管道,包括燃气管本体1,所述燃气管本体1内设有聚乙烯层2,所述聚乙烯层2外设有填充层3,所述填充层3外设有保温层4,所述保温层4外设有金属加强层5,所述金属加强层5外设有耐磨层6。
所述填充层3内设有波浪弹性层7。
所述填充层3与保温层4之间设有扩容层8。
所述金属加强层5为网格状金属层。
所述聚乙烯层2内设有防腐蚀层9。
在上述技术方案中,与现有技术相比,达到的有益效果是:金属加强层5的设计,增加了燃气管道的强度,耐磨层6的设计,加强了燃气管道的耐磨性;填充层3内的波浪弹性层7,可增加燃气管道的弹性,避免其老化弯折;而填充层3外的扩容层8增加了燃气管道弹性扩容空间;金属加强层5为网格状金属层,在保留强度的基础上降低了其质量,节约了其成本;防腐蚀层9的设计,可增加其耐腐蚀性。
上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围之内。

Claims (5)

1.一种改良的加强型的燃气管道,其特征在于:包括燃气管本体,所述燃气管本体内设有聚乙烯层,所述聚乙烯层外设有填充层,所述填充层外设有保温层,所述保温层外设有金属加强层,所述金属加强层外设有耐磨层。
2.根据权利要求1所述的一种改良的加强型的燃气管道,其特征在于:所述填充层内设有波浪弹性层。
3.根据权利要求2所述的一种改良的加强型的燃气管道,其特征在于:所述填充层与保温层之间设有扩容层。
4.根据权利要求1所述的一种改良的加强型的燃气管道,其特征在于:所述金属加强层为网格状金属层。
5.根据权利要求1所述的一种改良的加强型的燃气管道,其特征在于:所述聚乙烯层内设有防腐蚀层。
CN201811653159.8A 2018-12-29 2018-12-29 一种改良的加强型的燃气管道 Withdrawn CN109538842A (zh)

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