CN103775781A - 送风装置膨胀节 - Google Patents

送风装置膨胀节 Download PDF

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CN103775781A
CN103775781A CN201210427811.0A CN201210427811A CN103775781A CN 103775781 A CN103775781 A CN 103775781A CN 201210427811 A CN201210427811 A CN 201210427811A CN 103775781 A CN103775781 A CN 103775781A
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Prior art keywords
connection pipe
expansion joint
over
bellows
take
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CN201210427811.0A
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李敏
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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
    • F16L51/00Expansion-compensation arrangements for pipe-lines
    • F16L51/02Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
    • F16L51/03Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube comprising two or more bellows
    • 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
    • F16L57/04Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
    • 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
    • F16L59/00Thermal insulation in general
    • F16L59/14Arrangements for the insulation of pipes or pipe systems
    • F16L59/16Arrangements specially adapted to local requirements at flanges, junctions, valves or the like
    • F16L59/21Arrangements specially adapted to local requirements at flanges, junctions, valves or the like adapted for expansion-compensation devices

Abstract

本发明公开了送风装置膨胀节,包括:法兰、接管(I)、波纹管接管、环板、金属波纹管(I)、波纹管接管、接管(II),其特征在于:在金属波纹管(I)与接管(I)、接管(II)之间设有导流筒,导流筒一端连接环板,另一端连接导流筒挡板,导流筒挡板与接管(I)留有间隙,接管(I)、接管(II)之间焊接金属波纹管(II),在接管(I)、接管(II)内壁上位于金属波纹管(II)两端焊接两个挡板,挡板与金属波纹管(II)之间填充硅酸铝陶瓷纤维材料,接管(I)、波纹管接管、环板、金属波纹管(I)、波纹管接管、接管(II)之间的空腔内填充硅酸铝陶瓷纤维材料,接管(I)、接管(II)内壁每隔一定距离焊接挡环,同时浇筑高温耐火泥,运输拉杆组件连接于两端法兰上。本发明的优点效果是:安全可靠、使用寿命长。

Description

送风装置膨胀节
技术领域
本发明涉及一种金属波纹管膨胀节,特别涉及一种送风装置膨胀节。
背景技术
金属波纹管膨胀节广泛应用于电力、冶金、化工、建筑、食品、制药等国民经济重要行业,以补偿管路系统因热胀冷缩产生的位移。对于炼铁高炉送风装置及其它高温介质输送场合,由于温度较高,高温介质对金属波纹管管体冲击蠕变破坏很大,必须要用耐高温的高温膨胀节,而现有高温膨胀节通过导流筒采用迷宫结构,导流筒内侧浇注耐高温浇注料等方法暂时能够解决管线高温和对膨胀节补偿量的要求,但是这种方法,导致膨胀节使用寿命非常短,即影响生产,又加大企业生产成本。
发明内容
本发明针对现有技术的不足,提供一种安全可靠、使用寿命长的送风装置膨胀节。
本发明的技术方案是:送风装置膨胀节包括:法兰、接管(I)、波纹管接管、环板、金属波纹管(I)、波纹管接管、接管(II),其特征在于:在金属波纹管(I)与接管(I)、接管(II)之间设有导流筒,导流筒一端连接环板,另一端连接导流筒挡板,导流筒挡板与接管(I)留有间隙,接管(I)、接管(II)之间焊接金属波纹管(II),在接管(I)、接管(II)内壁上位于金属波纹管(II)两端焊接两个挡板,挡板与金属波纹管(II)之间填充硅酸铝陶瓷纤维材料,接管(I)、波纹管接管、环板、金属波纹管(I)、波纹管接管、接管(II)之间的空腔内填充硅酸铝陶瓷纤维材料,接管(I)、接管(II)内壁每隔一定距离焊接挡环,同时浇筑高温耐火泥,运输拉杆组件连接于两端法兰上。
进一步地,所述焊接金属波纹管(II),其材质为0Cr25Ni20。
采用以上技术方案,本发明中接管两侧分别填充耐高温绝热材料和浇注高温耐火泥,有效地保护了金属波纹管不受高温介质的影响,能长期保持器补偿能力。特别是在接管(I)、接管(II)之间新增一件金属波纹管(II),在安装完成膨胀节后先是金属波纹管(II)起到补偿作用,所述的金属波纹管(II)其材质为0Cr25Ni20,可抗1000度高温,一段时间后金属波纹管(II)被烧穿后金属波纹管(I)起到补偿作用,膨胀节仍能够使用,这就使一台膨胀节相当于两台膨胀节的使用寿命。
本发明的优点效果是:安全可靠、使用寿命长。
附图说明
附图为本发明结构示意图。
附图标示:1、法兰2、接管(I)3、波纹管接管4、环板5、金属波纹管(I)6、导流筒挡板7、导流筒8、金属波纹管(II)9、挡板10、接管(II)11、挡环12、运输拉杆组件
具体实施方式
下面结合附图对本发明作进一步地描述。
如图所示,送风装置膨胀节,包括法兰1、接管(I)2、波纹管接管3、环板4、金属波纹管(I)5、波纹管接管6、接管(II)10,其特征在于:在金属波纹管(I)5与接管(I)2、接管(II)10之间有导流筒7,导流筒7一端连接环板4,另一端连接导流筒挡板6,流筒挡板6与接管(I)2留有间隙,接管(I)2、接管(II)之间连接金属波纹管(II)8,其材质为0Cr25Ni20,金属波纹管(II)8两边在接管(I)2、接管(II)10内壁上连接挡板9,挡板9与金属波纹管(II)8之间填充硅酸铝陶瓷纤维材料,接管(I)2、波纹管接管3、环板4、金属波纹管(I)5、波纹管接管6、接管(II)10之间的空腔内填充硅酸铝陶瓷纤维材料,接管(I)2、接管(II)10内壁每隔一定距离连接挡环11,同时浇筑高温耐火泥,运输拉杆组件连接于两端法兰上。
应当理解,以上借助优选实施例对本发明的技术方案是示意性的而非限制性的,对本领域技术人员,依据本发明的思想设计的本质相同的,均在本发明保护范围之内。综上所述,本说明书不能理解为对本发明的限制。

Claims (2)

1.送风装置膨胀节,包括法兰(1)、接管(I)(2)、波纹管接管(3)、环板(4)、金属波纹管(I)(5)、波纹管接管(6)、接管(II)(10),其特征在于:在金属波纹管(I)(5)与接管(I)(2)、接管(II)(10)之间有导流筒(7),导流筒(7)一端连接环板(4),另一端连接导流筒挡板(6),流筒挡板(6)与接管(I)(2)留有间隙,接管(I)(2)、接管(II)(10)之间连接金属波纹管(II)(8),金属波纹管(II)(8)两边在接管(I)(2)、接管(II)10内壁上连接挡板(9),挡板(9)与金属波纹管(II)(8)之间填充硅酸铝陶瓷纤维材料,接管(I)(2)、波纹管接管(3)、环板(4)、金属波纹管(I)(5)、波纹管接管(6)、接管(II)(10)之间的空腔内填充硅酸铝陶瓷纤维材料,接管(I)(2)、接管(II)(10)内壁每隔一定距离连接挡环(11),同时浇筑高温耐火泥,运输拉杆组件连接于两端法兰上。
2.根据权利要求1所述的送风装置膨胀节,其特征在于:所述金属波纹管(II)(8),其材质为0Cr25Ni20。
CN201210427811.0A 2012-10-25 2012-10-25 送风装置膨胀节 Pending CN103775781A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108843882A (zh) * 2018-07-09 2018-11-20 湖北新冶钢特种钢管有限公司 补偿器防漏装置、矩型及直筒型波纹补偿器
CN109751472A (zh) * 2019-01-28 2019-05-14 秦皇岛市泰德管业科技有限公司 一种耐高温高压柔性隔热结构及膨胀节

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108843882A (zh) * 2018-07-09 2018-11-20 湖北新冶钢特种钢管有限公司 补偿器防漏装置、矩型及直筒型波纹补偿器
CN109751472A (zh) * 2019-01-28 2019-05-14 秦皇岛市泰德管业科技有限公司 一种耐高温高压柔性隔热结构及膨胀节
CN109751472B (zh) * 2019-01-28 2024-03-15 秦皇岛市泰德管业科技有限公司 一种耐高温高压柔性隔热结构及膨胀节

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Application publication date: 20140507