CN202691565U - 一种玻璃钢管及低温压力容器 - Google Patents

一种玻璃钢管及低温压力容器 Download PDF

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CN202691565U
CN202691565U CN201220265482XU CN201220265482U CN202691565U CN 202691565 U CN202691565 U CN 202691565U CN 201220265482X U CN201220265482X U CN 201220265482XU CN 201220265482 U CN201220265482 U CN 201220265482U CN 202691565 U CN202691565 U CN 202691565U
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inner core
steel tube
glass steel
temperature pressure
utility
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Inventor
陆佳
魏蔚
刘根仓
高洁
刘东进
吴小芳
马波
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China International Marine Containers Group Co Ltd
Zhangjiagang CIMC Sanctum Cryogenic Equipment Co Ltd
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China International Marine Containers Group Co Ltd
Zhangjiagang CIMC Sanctum Cryogenic Equipment Co Ltd
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Priority to US13/738,569 priority patent/US9243725B2/en
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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
    • F16L9/00Rigid pipes
    • F16L9/02Rigid pipes of metal
    • F16L9/04Reinforced pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00Details of vessels or of the filling or discharging of vessels
    • F17C13/08Mounting arrangements for vessels
    • F17C13/084Mounting arrangements for vessels for small-sized storage vessels, e.g. compressed gas cylinders or bottles, disposable gas vessels, vessels adapted for automotive use
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/01Mounting arrangements
    • F17C2205/0153Details of mounting arrangements
    • F17C2205/018Supporting feet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2223/00Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
    • F17C2223/01Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
    • F17C2223/0146Two-phase
    • F17C2223/0153Liquefied gas, e.g. LPG, GPL
    • F17C2223/0161Liquefied gas, e.g. LPG, GPL cryogenic, e.g. LNG, GNL, PLNG
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17CVESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2260/00Purposes of gas storage and gas handling
    • F17C2260/03Dealing with losses
    • F17C2260/031Dealing with losses due to heat transfer
    • F17C2260/033Dealing with losses due to heat transfer by enhancing insulation

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Thermal Insulation (AREA)

Abstract

本实用新型提供一种玻璃钢管及低温压力容器,其中该玻璃钢管包括管体及内芯,所述内芯固定设置于所述管体的内壁上,其中所述内芯上端低于所述管体上端,所述内芯上端与所述管体上端之间形成第一绝热间隔,所述内芯下端高于所述管体下端,所述内芯下端与所述管体下端之间形成第二绝热间隔。该玻璃钢管由于采用了内芯补强结构,在不增加管壁厚度的情况下,提高了抗剪切性能,改进低温压力容器支撑装置的力学性能。

Description

一种玻璃钢管及低温压力容器
技术领域
本实用新型涉及一种低温压力容器中支撑装置用玻璃钢管,尤其涉及低温压力容器中支撑装置用带有内芯的玻璃钢管。 
背景技术
在低温压力容器中,低温性能是评判容器总体性能的一个重要指标。低温压力容器通常采用真空绝热形式,其传热量主要由绝热层和支撑装置两部分组成,因此减少支撑装置传热,是提升产品低温性能的主要途径。目前主要使用玻璃钢管作为低温压力容器的支撑装置材料,但玻璃钢管的抗剪切性能较差,当遇到支撑装置需要承受极大剪应力时,需要的玻璃钢管厚度就越来越厚,这样就导致玻璃钢管传热量变大,直接降低了低温性能。 
因此如何提供一种具有抗剪切性能良好的玻璃钢管已成为本领域技术人员急需解决的技术问题。 
实用新型内容
本实用新型的目的在于提供一种抗剪切性能良好的玻璃钢管。 
为达到上述目的,本实用新型提供一种玻璃钢管,包括管体及内芯,所述内芯固定设置于所述管体的内壁上,其中所述内芯上端低于所述管体上端,所述内芯上端与所述管体上端之间形成第一绝热间隔,所述内芯下端高于所述管体下端,所述内芯下端与所述管体下端之间形成第二绝热间隔。 
根据本实用新型的构思,所述内芯为不锈钢钢管,与所述管体以过盈配合方式固定连接。 
根据本实用新型的构思,所述第一绝热间隔及第二绝热间隔的厚度均为5mm以上。 
根据本实用新型的构思,所述管体侧壁上开设有至少一个第一通孔,所述内芯侧壁上对应地开设有与所述第一通孔相连通的第二通孔。 
根据本实用新型的构思,当非排气状态时,至少一组所述第一通孔及其相连通的第二通孔中贯穿插设有一管插销。 
根据本实用新型的构思,所述钢管内芯的内侧设置有至少一加强圈。 
根据本实用新型的构思,所述钢管内芯的内侧设置有至少一竖筋。 
根据本实用新型的构思,所述内芯的厚度为1-6mm。 
根据本实用新型的构思,所述管体的厚度为8-30mm,外径为150-320mm。 
本实用新型的另一目的在于提供一种支撑装置抗剪切性能良好的低温压力容器。 
为达到上述目的,本实用新型还提供一种低温压力容器,其中该低温压力容器的支撑装置采用上述的玻璃钢管制作。 
本实用新型的有益技术效果在于,本实用新型提供的玻璃钢管由于采用了内芯补强结构,在不增加管壁厚度的情况下,提高了抗剪切性能,改进低温压力容器支撑装置的力学性能。 
附图说明
图1为本实用新型的玻璃钢管示意图; 
图2为本实用新型的玻璃钢管具有补强结构的示意图; 
图3为本实用新型的玻璃钢管具有另一补强结构的示意图。 
主要部件说明 
1    管体                2    内芯 
3    第一绝热间隔        4    第二绝热间隔 
5    第一通孔            6    第二通孔 
7    管插销              8    加强圈 
9    竖筋 
具体实施方式
以下结合附图对本实用新型的具体实施方式进行详细说明。应当理解的是,此处所描述的具体实施方式仅用于说明和解释本实用新型,并不用于限制本实用新型。 
请参阅图1,图1为本实用新型的玻璃钢管示意图。如图1所示,本实用新型提供的玻璃钢管包括管体1及内芯2,内芯2固定设置于管体1的内壁上,其中内芯2上端低于管体1上端,内芯2上端与管体1上端之间形成第一绝热间隔3,内芯2下端高于管体1下端,内芯2下端与管体1下端之间形成第二绝热间隔4。优选不锈钢钢管作为内芯2,与管体1的固定设置方式包括但不限于过盈配合方式、粘贴等,但从玻璃钢管横向抗剪切性能来看,最佳采用过盈配合方式固定连接。为满足低温压力容器配件设计要求,优选地,内芯2的厚度为1-6mm,管体1的厚度为8-30mm,外径为150-320mm。 
由于内芯2为材质更为坚硬的材料,例如不锈钢、钢等,因此内芯2的绝热性能较差,不应与低温压力容器直接接触。因此本实用新型的玻璃钢管上设计有第一绝热间隔3及第二绝热间隔4,以降低热传导性。为达到绝热性能的指标,第一绝热间隔3及第二绝热间隔4的厚度均应在5mm以上。 
如对绝热性能要求较高时,需要将玻璃钢管内部抽真空,以避免空气的热传导。管体1侧壁上开设有至少一个第一通孔5,内芯2侧壁上对应地开设有与第一通孔5相连通的第二通孔6。当非排气状态时,也即抽真空后,第一通孔5及其相连通的第二通孔6中贯穿插设有管插销7。此时管插销7既可起到封闭空气的作用,也可起到辅助内芯2与管体1固定连接的作用。当对绝热性能要求不高,不必采用抽真空操作时,可以将至少一组第一通孔5及其相连通的第二通孔6中贯穿插设有管插销7,以达到辅助内芯2与管体1固定连接的目的。 
为增强内芯2与管体1之间固定连接的效果,在内芯2的内侧可进一步设置有补强结构。其中,如图2所示,内芯2内侧设置的补强结构为加强圈8,加强圈8垂直于内芯轴线方向焊接在内芯2的内壁上。又如图3所示,内芯2内侧设置的补强结构为竖筋9,竖筋9沿内芯轴线方向焊接在内芯2的内壁上。 
另外,本实用新型还提供一种低温压力容器,其中该低温压力容器的支撑装置采用上述的玻璃钢管制作。 
虽然已参照上述典型实施例描述了本实用新型,但应当理解,所用的术语是说明和示例性、而非限制性的术语。由于本实用新型能够以多种形式具体实施而不脱离本实用新型的精神或实质,所以应当理解,上述实施例不限 于任何前述的细节,而应在随附权利要求所限定的精神和范围内广泛地解释,因此落入权利要求或其等效范围内的全部变化和改型都应为随附权利要求所涵盖。 

Claims (10)

1.一种玻璃钢管,其特征在于包括管体(1)及内芯(2),所述内芯(2)固定设置于所述管体(1)的内壁上,其中所述内芯(2)上端低于所述管体(1)上端,所述内芯(2)上端与所述管体(1)上端之间形成第一绝热间隔(3),所述内芯(2)下端高于所述管体(1)下端,所述内芯(2)下端与所述管体(1)下端之间形成第二绝热间隔(4)。
2.如权利要求1所述的玻璃钢管,其特征在于,所述内芯(2)为不锈钢钢管,与所述管体(1)以过盈配合方式固定连接。
3.如权利要求2所述的玻璃钢管,其特征在于,所述第一绝热间隔(3)及第二绝热间隔(4)的厚度均为5mm以上。
4.如权利要求3所述的玻璃钢管,其特征在于,所述管体(1)侧壁上开设有至少一个第一通孔(5),所述内芯(2)侧壁上对应地开设有与所述第一通孔(5)相连通的第二通孔(6)。
5.如权利要求4所述的玻璃钢管,其特征在于,当非排气状态时,至少一组所述第一通孔(5)及其相连通的第二通孔(6)中贯穿插设有一管插销(7)。
6.如权利要求5所述的玻璃钢管,其特征在于,所述钢管内芯(2)的内侧设置有至少一加强圈(8)。
7.如权利要求5所述的玻璃钢管,其特征在于,所述钢管内芯(2)的内侧设置有至少一竖筋(9)。
8.如权利要求1-7中任一项所述的玻璃钢管,其特征在于,所述内芯(2)的厚度为1-6mm。
9.如权利要求1-7中任一项所述的玻璃钢管,其特征在于,所述管体(1)的厚度为8-30mm,外径为150-320mm。
10.一种低温压力容器,其特征在于,所述低温压力容器的支撑装置采用如权利要求1-9中任一项所述的玻璃钢管制作。
CN201220265482XU 2012-06-05 2012-06-05 一种玻璃钢管及低温压力容器 Expired - Fee Related CN202691565U (zh)

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US13/738,569 US9243725B2 (en) 2012-06-05 2013-01-10 Glass-fiber reinforced plastic pipe

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CN108775314A (zh) * 2018-06-08 2018-11-09 云南联塑科技发展有限公司 一种易于逃生的塑料逃生管件

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