CN2445251Y - 一种用于相变热导管的换热结构 - Google Patents

一种用于相变热导管的换热结构 Download PDF

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CN2445251Y
CN2445251Y CN00257796U CN00257796U CN2445251Y CN 2445251 Y CN2445251 Y CN 2445251Y CN 00257796 U CN00257796 U CN 00257796U CN 00257796 U CN00257796 U CN 00257796U CN 2445251 Y CN2445251 Y CN 2445251Y
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heat
working medium
hole
transformation conduit
transfer working
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邹辉煌
石红恩
殷志强
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BEIJING QINGHUA YANGGUANG SOLAR ENERGY EQUIPMENT CO LTD
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BEIJING QINGHUA YANGGUANG SOLAR ENERGY EQUIPMENT CO LTD
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Priority to EP01115684A priority patent/EP1203915A3/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D15/00Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
    • F28D15/02Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
    • F28D15/0275Arrangements for coupling heat-pipes together or with other structures, e.g. with base blocks; Heat pipe cores
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/40Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors
    • F24S10/45Solar heat collectors using working fluids in absorbing elements surrounded by transparent enclosures, e.g. evacuated solar collectors the enclosure being cylindrical
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S10/00Solar heat collectors using working fluids
    • F24S10/90Solar heat collectors using working fluids using internal thermosiphonic circulation
    • F24S10/95Solar heat collectors using working fluids using internal thermosiphonic circulation having evaporator sections and condenser sections, e.g. heat pipes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24SSOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
    • F24S80/00Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
    • F24S80/30Arrangements for connecting the fluid circuits of solar collectors with each other or with other components, e.g. pipe connections; Fluid distributing means, e.g. headers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Sustainable Development (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)

Abstract

本实用新型涉及到一种用于相变热导管的换热结构,属于太阳能热利用技术领域,适用于相变热导管式全玻璃真空太阳集热器。本实用新型的技术要点是:由热导金属块和传热工质流通管组成,相变热导管通过热导金属块将热传给传热工质流通管中的工质,而不与传热工质直接接触,优点是不结水垢、不被腐蚀、寿命长,并且安装简便,传热工质不渗漏。

Description

一种用于相变热导管的换热结构
本实用新型涉及到一种用于相变热导管的换热结构,属于太阳能热利用技术领域,适用于相变热导管式全玻璃真空太阳集热器。以组成太阳热水器、开水器、热水***及太阳热煲等。
相变热导管是现代全玻璃真空管太阳集热器中应用的一种可以将全玻璃真空太阳集热管吸收的热迅速导出的元件,通过何种方式将相变热导管的热再迅速传给太阳集热器内的传热工质是本领域的技术关键之一。目前生产的具有相变热导管的全玻璃真空太阳集热器,普遍是将相变热导管***联集管(或水箱-直插式太阳热水器),采用单个密封圈做密封元件,密封性能很差,既不能承压又易漏水。另一种较为先进的则是采用密封接头作为密封元件,它是在联集管内壁(或内水箱)上焊接一个接头底座,此接头底座内依次有一个密封胶圈和一个焊在相变热导管上的金属垫圈,另有一个压帽与接头底座由螺纹连接,其结构示意图如图1所示:1-1是压帽,1-2是金属垫圈,1-3是密封胶圈,1-4是接头底座,1-5是相变热导管,1-6是内水箱(或联集管),1-7是保温层,1-8是水箱外壁(或联集管外壳),1-9是挡风圈,1-10是全玻璃真空太阳集热管(“太阳热水器中相变热导管的密封接头”说明书第一页21至28行,专利号:99214989.4)。这种结构的优点是1.由于相变热导管与传热工质接触,可直接将热传给传热工质,传热性能良好,能承压,其不足之外是:1.相变热导管与传热工质(如水)直接接触,容易结水垢,影响传热效率,容易被腐蚀,影响寿命;2.结构复杂,安装不便,工质(如水、油)还可能渗漏。
本实用新型的发明目的是针对现有技术之不足,设计一种换热结构,使相变热导管既能将热迅速传给传热工质又不与传热工质直接接触,避免相变热导管结水垢、被腐蚀,而且安装方便,传热工质(水或油)不能渗漏。
本实用新型的技术要点是:由热导金属块和传热工质流通管组成,热导金属块上有相互垂直的孔,传热工质流通管穿过其中一孔并与之间隙配合,另一孔与相变热导管间隙配合。
下面结合附图对本实用新型进行详细描述:图2是本实用新型结构示意图,2-1是热导金属块,2-2是与传热工质流通管间隙配合的孔,2-3是与相变热导管间隙配合的孔,2-4是传热工质流通管,传热工质流通管穿过孔2-2,相变热导管***孔2-3,传热工质在流通管中流过而不流经联集管,相变热导管通过导热金属块将热传给流通管中的传热工质,完成换热。
本实用新型的优点是:1.相变热导管不结水垢,不被腐蚀、2.结构简单,安装简便,传热工质不渗漏。
为了安装方便,热导金属块可由上、下两块组成,上块有一个半园形凹槽,下块上部有一个与上块相对应的半园形凹槽,下部有一个孔,此孔与上、下块合成的孔垂直,上下块由螺钉固紧。如图3所示:3-1是上块,该块上有直径等于传热工质流通管外径的半园形凹槽3-2,3-3是下块,3-4是与3-2相对应的直径等于传热工质流通管外径的半圆形凹槽,3-5是传热工质流通管,3-6是与相变热导管间隙配合的孔,上块与下块由螺钉固紧。为使导热金属块与传热工质流通管配合紧密,可使凹槽小于半圆,以提高传热效率。此外为提高导热率,还可在孔中涂导热胶。
附图说明
图1是太阳热水器中相变热导管密封接头结构示意图。
图2是相变热导管的换热结构示意图。
图3是由上下两块组成的热导金属块构成的相变热导管换热结构示意图。
图4是本实用新型的实施例。
实施例:图4给出了本实用新型的一个实施例,热导金属块由上4-1、中4-2、下4-3三块组成,上、下块各有一个半圆形凹槽,中块上、下部各有一个半圆形凹槽,中块与上、下块分别各合成一个孔,这两个孔相垂直,上、中、下三块由螺钉4-4固紧,4-5是传热工质流通管,4-6是相变热导管***孔。为使热导金属块与传热工质流通管、相变热导管紧密接触,可使凹槽小于半圆,提高传热效率。此外,一个热导金属块上可有2个和以上的与相变热导管相配的孔,使换热结构整体化。

Claims (6)

1.一种用于相变热导管的换热结构,其特征是由热导金属块和传热工质流通管组成,热导金属块上有相互垂直的孔,传热工质流通管穿过其中的一个孔并与之间隙配合,另一孔则与相变热导管间隙配合。
2.按照权利要求1所说的用于相变热导管的换热结构,其特征是所说的热导金属块可由上、下块组成,上块有一个半园形凹槽,下块上部有一个与上块相对应的半园形凹槽,下部有一个孔,且与上、下块合成的孔垂直,上、下块由螺钉固紧。
3.按照权利要求1所说的用于相变热导管的换热结构,其特征是所说的热导金属块可由上、中、下三块组成,上块与下块各有一个半园形凹槽,中块的上、下部各有一个半园形凹槽,中块与上、下块分别各合成一个孔,这两个孔相变互垂直,上、中、下三块由螺钉固紧。
4.按照权利要求2和3所说的用于相变热导管的换热结构,其特征是据说的凹槽可小于半圆。
5.按照权利要求1、2和3所说的用于相变热导管的换热结构,其特征是所说的孔内可涂有导热胶。
6.按照权利要求1、2和3所说的用于相变热导管的换热结构,其特征是所说的热导金属块上也可以有两个和两个以上的与相变热导管相配的孔。
CN00257796U 2000-11-03 2000-11-03 一种用于相变热导管的换热结构 Expired - Fee Related CN2445251Y (zh)

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CN00257796U CN2445251Y (zh) 2000-11-03 2000-11-03 一种用于相变热导管的换热结构
EP01115684A EP1203915A3 (en) 2000-11-03 2001-07-04 Evacuated tubular collector with heat pipe

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Cited By (1)

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CN113375495A (zh) * 2021-06-01 2021-09-10 王志猛 热交换装置

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CN100582598C (zh) * 2007-09-04 2010-01-20 北京清华阳光能源开发有限责任公司 热管式全玻璃真空集热器密封结构
FR2942028B1 (fr) * 2009-02-12 2012-09-14 Sophia Antipolis En Dev Capteur solaire, et installation de generation d'energie electrique comportant de tels capteurs solaires
DE102012111789A1 (de) * 2012-12-05 2014-06-05 Viessmann Werke Gmbh & Co Kg Solarröhrenkollektor

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113375495A (zh) * 2021-06-01 2021-09-10 王志猛 热交换装置

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