WO2020073744A1 - Ensemble tuyau et échangeur de chaleur - Google Patents

Ensemble tuyau et échangeur de chaleur Download PDF

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Publication number
WO2020073744A1
WO2020073744A1 PCT/CN2019/102229 CN2019102229W WO2020073744A1 WO 2020073744 A1 WO2020073744 A1 WO 2020073744A1 CN 2019102229 W CN2019102229 W CN 2019102229W WO 2020073744 A1 WO2020073744 A1 WO 2020073744A1
Authority
WO
WIPO (PCT)
Prior art keywords
tube assembly
heat exchanger
peripheral wall
exchanger according
outer peripheral
Prior art date
Application number
PCT/CN2019/102229
Other languages
English (en)
Chinese (zh)
Inventor
彼埃尔·奥利弗·佩尔蒂埃
张锋
Original Assignee
丹佛斯有限公司
张锋
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 丹佛斯有限公司, 张锋 filed Critical 丹佛斯有限公司
Publication of WO2020073744A1 publication Critical patent/WO2020073744A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element

Definitions

  • the embodiment of the present invention relates to a tube assembly for a heat exchanger and a heat exchanger having the same.
  • the heat exchanger includes a collector tube and a heat exchange tube.
  • An object of an embodiment of the present invention is to provide a tube assembly for a heat exchanger and a heat exchanger having the heat exchange tube assembly, whereby costs can be reduced, for example.
  • An embodiment of the present invention provides a tube assembly for a heat exchanger, the tube assembly including: an outer peripheral wall having an inner surface defining an inner cavity; and for dividing the inner cavity into a plurality of chambers At least one partition wall.
  • the outer peripheral wall has a substantially circular or oval cross-section.
  • the at least one partition wall is a partition wall
  • the one partition wall includes a first edge portion and a second edge portion extending in a longitudinal direction, and the first edge portion of the one partition wall and The second edge portion is in contact with the inner surface of the outer peripheral wall, and the outer peripheral wall is wound from the second edge portion of the partition wall around the inner cavity in the circumferential direction.
  • the at least one partition wall is a plurality of partition walls for partitioning the inner cavity into a plurality of chambers, wherein each partition wall has a first extending in the longitudinal direction The edge portion and the second edge portion, the first edge portion of one of the two adjacent partition walls in the plurality of partition walls is connected to the second edge portion of the other, the first edge portion and the first edge portion of each partition wall
  • the two edge portions are in contact with the inner surface of the outer peripheral wall, and the outer peripheral wall surrounds the inner portion from the second edge portion of the last one of the plurality of partition walls or from the first edge portion of the first one of the plurality of partition walls
  • the cavity is wound in the circumferential direction.
  • the at least one partition wall has a wavy shape in the circumferential direction, and the wavy partition wall has a plurality of peak portions adjacent to the inner surface of the outer peripheral wall and away from the inner surface of the outer peripheral wall A plurality of wave trough parts, at least one or all of the plurality of wave crest parts in the plurality of wave crest parts are in contact with the inner surface of the outer peripheral wall.
  • the tube assembly for a heat exchanger further includes an inner peripheral wall, and at least one or all of the plurality of valley portions of the plurality of valley portions are in contact with the outer surface of the inner peripheral wall.
  • At least two or all of the plurality of valley parts are connected.
  • the wavy-shaped partition wall has an intermediate portion between the peak portion and the valley portion, and the two intermediate portions connected to the same valley portion are connected to each other.
  • the outer peripheral wall and the partition wall are formed by bending one or more plates.
  • the outer peripheral wall, the partition wall, and the inner peripheral wall are formed by bending one or more plates.
  • the plurality of chambers are spiral from one end of the tube assembly to the other end.
  • the tube assembly for a heat exchanger further includes: heat exchange fins, the heat exchange fins have a wavy shape in the circumferential direction, and the wavy heat exchange fins have an outer portion adjacent to the outer peripheral wall A plurality of valley portions of the surface, at least one or all of the plurality of valley portions of the plurality of valley portions are in contact with the outer surface of the peripheral wall.
  • the partition wall has a through hole, and at least two of the plurality of chambers communicate through the through hole.
  • the inner peripheral wall has a substantially circular or oval cross-section.
  • At least one edge portion of the one plate or the plurality of plates extending in the longitudinal direction overlaps with other portions of the one plate or the plurality of plates in the thickness direction of the outer peripheral wall and is connected together.
  • the wavy partition wall has a first joining surface extending in the longitudinal direction and a second joining surface extending in the longitudinal direction in the circumferential direction; and the first joining surface and the second joining surface Contact and connect with each other.
  • the wavy-shaped partition wall includes: a first group of wavy-shaped partition walls, the first group of wavy-shaped partition walls having two of the first in the circumferential direction extending in the longitudinal direction A joining surface; and a second group of undulating partition walls, the second group of undulating partition walls having two of the second joining surfaces extending in the longitudinal direction in the circumferential direction; and a first group of undulating partition walls
  • the two first joint surfaces of the two and the two second joint surfaces of the partition wall of the second group of corrugated shapes are in contact with each other and connected.
  • At least one of the outer peripheral wall and the inner peripheral wall has a substantially circular cross-section; and the first and second joining surfaces are opposite to those of the outer peripheral wall and the inner peripheral wall The radial direction of the at least one is inclined.
  • the first joint surface and the second joint surface have complementary curved shapes in a plane perpendicular to the axial direction of the pipe assembly.
  • the first joint surface and the second joint surface have complementary L- or S-shaped shapes in a plane perpendicular to the axial direction of the pipe assembly.
  • the tube assembly is a heat exchange tube or a header tube.
  • An embodiment of the present invention also provides a heat exchanger, including the above-mentioned tube assembly.
  • the tube assembly for a heat exchanger and the heat exchanger having the heat exchange tube assembly according to the embodiments of the present invention can reduce costs, for example.
  • FIG. 1 is a schematic perspective view of a tube assembly for a heat exchanger according to a first embodiment of the present invention
  • FIG. 2 is a schematic perspective view of a tube assembly for a heat exchanger according to a second embodiment of the present invention
  • FIG. 3 is a schematic perspective view of a tube assembly for a heat exchanger according to a third embodiment of the present invention.
  • FIG. 4 is a schematic perspective view of a tube assembly for a heat exchanger according to a fourth embodiment of the present invention.
  • FIG. 5 is a schematic perspective view of a tube assembly for a heat exchanger according to a fifth embodiment of the present invention.
  • FIG. 6 is a schematic perspective view of a tube assembly for a heat exchanger according to a sixth embodiment of the present invention.
  • FIG. 7 is a schematic perspective view of a tube assembly for a heat exchanger according to a seventh embodiment of the present invention.
  • FIG. 8 is a schematic perspective view of a tube assembly for a heat exchanger according to an eighth embodiment of the present invention.
  • FIG. 9 is a schematic perspective view of a tube assembly for a heat exchanger according to a ninth embodiment of the present invention.
  • FIG. 10 is a schematic perspective view of a tube assembly for a heat exchanger according to a tenth embodiment of the present invention.
  • a heat exchanger according to an embodiment of the present invention includes a tube assembly 1 and a fin, the fin has a fin hole, and the tube assembly 1 is inserted into the fin hole; or heat exchange according to an embodiment of the present invention
  • the device includes a tube assembly 1; fins, the fins have fin holes, and the heat exchange tubes are inserted into the fin holes, and the tube assembly 1 is connected to the end of the heat exchange tubes and is in fluid communication with the heat exchange tubes .
  • a tube assembly 1 for a heat exchanger includes: an outer peripheral wall 10 having an inner surface 11 defining an inner cavity 20; and at least one partition wall 3, so The at least one partition wall 3 is used to partition the inner cavity 20 into a plurality of chambers.
  • the cross-sections of the multiple chambers can be different or the same.
  • the tube assembly 1 may be a heat exchange tube or a collector tube.
  • the tube assembly 1 may be formed by bending plates or sheets. The tube assembly 1 formed by bending a plate or sheet can pass through at least two layers of plates or sheets from the innermost to the outer side of the tube assembly 1.
  • the outermost layer of the tube assembly 1 may form a closed space, and at least a part of the outermost layer and the layer adjacent to the outermost layer are in contact. At least a part of every two adjacent layers are in contact. After welding, every two adjacent layers are at least partially connected together.
  • the peripheral wall 10 may have a substantially circular or oval cross-section.
  • the outer peripheral wall 10 is formed by winding at least two layers of plates around the inner cavity 20 in the circumferential direction.
  • a sheet is wound with at least two layers, and the edge of the outermost layer extending in the longitudinal direction and the edge of the innermost layer extending in the longitudinal direction overlap in the thickness direction of the peripheral wall 10 to enhance the strength of the tube assembly 1 .
  • the partition wall 3 includes a first edge portion 31 and a second edge portion 32 extending in the longitudinal direction, and the first edge portion 31 and the second edge portion 32 of the partition wall 3 are The inner surface 11 of the outer peripheral wall 10 is in contact, and the outer peripheral wall 10 is wound from the second edge portion 32 of the partition wall 3 around the inner cavity 20 in the circumferential direction.
  • the tube assembly 1 includes a plurality of partition walls 3 for partitioning the inner cavity 20 into a plurality of chambers, each partition wall 3 having a longitudinal direction
  • the first edge portion 31 and the second edge portion 32 extending in the direction, the first edge portion 31 of one of the two adjacent partition walls 3 in the plurality of partition walls 3 is connected to the second edge portion 32 of the other,
  • the first edge portion 31 and the second edge portion 32 of each partition wall 3 are in contact with the inner surface of the outer peripheral wall 10 from the second edge portion 32 of the last one of the plurality of partition walls 3
  • the first edge portion 31 of the first of the plurality of partition walls 3 is wound around the inner cavity in the circumferential direction.
  • the partition wall 3 may be the first partition wall 3, and the other may be the last partition wall 3. In the case where the number of partition walls 3 is more than three, except for the first The partition wall 3 other than the partition wall 3 and the last partition wall 3 is located between the first partition wall 3 and the last partition wall 3.
  • the partition wall 3 has a wavy shape in the circumferential direction, and the wavy partition wall 3 has a plurality of peak portions 33 adjacent to the inner surface 11 of the outer peripheral wall 10 and A plurality of wave trough portions 34 away from the inner surface 11 of the outer peripheral wall 10, at least one or all of the plurality of wave crest portions 33 among the plurality of wave crest portions 33 are in contact with the inner surface 11 of the outer wall 10.
  • the outer peripheral wall 10 and the partition wall 3 form a plurality of independent chambers. Each chamber is adjacent to at least two other chambers.
  • the three sides of the multiple independent chambers exchange heat with the refrigerant, and at least half of the area exchanges heat with the refrigerant.
  • the edge of the partition wall 3 extending in the longitudinal direction and the two edges of the peripheral wall 10 extending in the longitudinal direction overlap in the thickness direction of the peripheral wall 10 to strengthen the strength of the tube assembly 1 .
  • the tube assembly 1 further includes: an inner peripheral wall 5, at least one or all of the plurality of valley portions 34 and the inner peripheral wall 5
  • the outer surface 51 meets.
  • the outer peripheral wall 10, the inner peripheral wall 5 and the partition wall 3 form a plurality of independent chambers, each chamber is adjacent to at least three other chambers, and the inner peripheral wall 5 may have a substantially circular or elliptical shape Cross section.
  • the wave-shaped partition wall 3 has an intermediate portion 35 between the crest portion 33 and the trough portion 34, and two intermediate portions 35 connected to the same trough portion 34 are in contact with each other.
  • the outer peripheral wall 10 and the partition wall 3 are formed by bending one or more plates, or the outer peripheral wall 10, the partition wall 3, and the inner peripheral wall 5 are formed by One plate or multiple plates are formed by bending.
  • at least one edge portion of the one or more plates extending in the longitudinal direction overlaps with other portions of the one or more plates in the thickness direction of the outer peripheral wall and is connected to Together to strengthen the strength of the tube assembly 1.
  • a plurality of chambers are spiral from one end of the tube assembly 1 to the other end.
  • the tube assembly 1 can be twisted or twisted in the process of bending, or after bending, so as to enhance turbulence and heat exchange; at the same time, there are multiple chambers in the tube assembly 1, there are Is on the windward side, then the heat exchange between the refrigerant and the air side in the chamber on this side is better, and there is a chamber on the leeward side, so the heat exchange is not good.
  • the position of the chamber on the leeward side and the position on the windward side can be reversed, so that the heat exchange with the air side is better and more uniform.
  • the tube assembly 1 further includes: heat exchange fins 6.
  • the heat exchange fins 6 have a wavy shape in the circumferential direction, and the wavy heat exchange fins 6 have an outer portion adjacent to the peripheral wall 10
  • the plurality of valley portions 64 on the surface, at least one or all of the plurality of valley portions 64 are in contact with the outer surface 12 of the peripheral wall 10.
  • the heat exchange fins 6 can be used as fins to exchange heat with air.
  • the partition wall 3 has a through hole through which at least two of the plurality of chambers communicate.
  • the wavy partition wall 3 has a first joint surface 36 extending in the longitudinal direction and a second joint surface 37 extending in the longitudinal direction in the circumferential direction ; And the first joint surface 36 and the second joint surface 37 are in contact with each other and connected.
  • first joint surface 36 and the second joint surface 37 are in contact with each other and connected.
  • the wave-shaped partition wall 3 includes: a first group of wave-shaped partition walls 3, and the first group of wave-shaped partition walls 3 has two extending in the longitudinal direction in the circumferential direction The first joint surface 36; and a second group of undulating partition walls 3, the second group of undulating partition walls 3 has two of the second joint surfaces 37 extending in the longitudinal direction in the circumferential direction; And the two first joining surfaces 36 of the first group of undulating partition walls 3 and the two second joining surfaces 37 of the second group of undulating partition walls 3 are in contact with each other and connected.
  • At least one of the outer peripheral wall 10 and the inner peripheral wall 5 has a substantially circular cross-section; and the first joining surface 36 and the second joining surface 37 are relative to The at least one of the outer peripheral wall 10 and the inner peripheral wall 5 is inclined in the radial direction.
  • the first joining surface 36 and the second joining surface 37 may have complementary curved shapes in a plane perpendicular to the axial direction of the tube assembly 1.
  • the first joining surface 36 and the second joining surface 37 have complementary L- or S-shaped shapes in a plane perpendicular to the axial direction of the tube assembly 1.
  • the outer peripheral wall 10 and the inner peripheral wall 5 are directly connected, for example, the outer peripheral wall 10 and the inner peripheral wall 5 are formed by bending one plate, or the outer peripheral wall 10
  • the partition wall 3 and the inner peripheral wall 5 are formed by bending one plate.
  • the plate or sheet used in the tube assembly 1 may be several independent pieces, such as one for each layer and one for fins.
  • the thickness and material of the board or sheet can be different.
  • the tube assembly 1 can be processed with grooves or holes for collecting pipes.
  • the number of chambers can be from 1 to 20.
  • the outermost layer of the tube assembly 1 is in contact with the fins.
  • the steps of using the tube assembly 1 to form a heat exchanger include: inserting the tube assembly 1 into the fin hole of the multi-layer fin; expanding the tube assembly 1 to bring the tube assembly 1 into fin hole flanging contact; and placing the fin Welded together with the tube assembly 1.
  • the cost can be reduced because the price of the tube formed by bending can be relatively low.
  • the heat exchange efficiency can be improved because the micro-channel structure is formed by bending, thereby increasing the heat exchange area and increasing the heat exchange amount.
  • the corrosion resistance can be improved, because the material used for the bending pipe can be added with a composite layer both inside and outside, and the pipe can be resistant to corrosion both inside and outside.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Abstract

L'invention concerne un ensemble tuyau pour un échangeur de chaleur, et un échangeur de chaleur le comprenant. L'ensemble tuyau comprend : une paroi périphérique (10), la paroi périphérique (10) ayant une surface interne (11) pour définir une cavité interne (20) ; et au moins une paroi de séparateur (3) pour diviser la cavité interne (20) en une pluralité de chambres.
PCT/CN2019/102229 2018-10-11 2019-08-23 Ensemble tuyau et échangeur de chaleur WO2020073744A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201811187060.3 2018-10-11
CN201811187060.3A CN111043894A (zh) 2018-10-11 2018-10-11 管组件以及换热器

Publications (1)

Publication Number Publication Date
WO2020073744A1 true WO2020073744A1 (fr) 2020-04-16

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PCT/CN2019/102229 WO2020073744A1 (fr) 2018-10-11 2019-08-23 Ensemble tuyau et échangeur de chaleur

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CN (1) CN111043894A (fr)
WO (1) WO2020073744A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113701544B (zh) * 2020-05-22 2024-01-26 北京机械设备研究所 一种扁管散热器及散热器扁管的加工方法
CN113624046B (zh) * 2021-08-11 2022-11-18 广东工业大学 一种阵列翅片式冷凝装置及环路热管
CN113624047B (zh) * 2021-08-11 2022-11-18 广东工业大学 一种内嵌辐射状微通道的冷凝器及环路热管

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JPH10170172A (ja) * 1996-12-09 1998-06-26 Sango Co Ltd ２重管式熱交換器
JPH11351777A (ja) * 1998-06-12 1999-12-24 Calsonic Corp 熱交換器用扁平伝熱管
JP2008128600A (ja) * 2006-11-22 2008-06-05 Usui Kokusai Sangyo Kaisha Ltd フィン構造体およびその製造方法並びに該フィン構造体を用いた伝熱管
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EP2299223A2 (fr) * 2009-09-17 2011-03-23 Behr GmbH & Co. KG Tube plat pour un échangeur thermique
CN103175429A (zh) * 2013-04-18 2013-06-26 南京工业大学 多向波纹内翅片管
US20130213623A1 (en) * 2010-11-05 2013-08-22 Davide Perocchio Multi-channel tube for heat exchangers, made of folded metal sheet
CN104019550A (zh) * 2013-11-22 2014-09-03 郑州大学 一种立式燃气热水锅炉的双侧强化传热烟管
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CN108151571A (zh) * 2017-12-25 2018-06-12 南京工业大学 一种新型螺旋百叶窗式矩形内翅片管
CN207797842U (zh) * 2017-09-30 2018-08-31 杭州三花微通道换热器有限公司 扁管及换热器

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CN2869738Y (zh) * 2005-12-21 2007-02-14 李建明 铝内翅片管换热器
CN101334248B (zh) * 2008-07-15 2011-06-01 西安石油大学 纵向螺旋内翅片管
CN201876175U (zh) * 2010-11-30 2011-06-22 上海科米钢管有限公司 内螺旋换热管

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10170172A (ja) * 1996-12-09 1998-06-26 Sango Co Ltd ２重管式熱交換器
JPH11351777A (ja) * 1998-06-12 1999-12-24 Calsonic Corp 熱交換器用扁平伝熱管
JP2008128600A (ja) * 2006-11-22 2008-06-05 Usui Kokusai Sangyo Kaisha Ltd フィン構造体およびその製造方法並びに該フィン構造体を用いた伝熱管
CN101281004A (zh) * 2007-04-03 2008-10-08 株式会社电装 用于热交换器的管及制造管的方法
DE102008007612A1 (de) * 2008-02-04 2009-08-06 Behr Gmbh & Co. Kg Mehrkammer-Flachrohr, Wärmetauscher und Verwendung eines Wärmetauschers
EP2299223A2 (fr) * 2009-09-17 2011-03-23 Behr GmbH & Co. KG Tube plat pour un échangeur thermique
US20130213623A1 (en) * 2010-11-05 2013-08-22 Davide Perocchio Multi-channel tube for heat exchangers, made of folded metal sheet
CN103175429A (zh) * 2013-04-18 2013-06-26 南京工业大学 多向波纹内翅片管
CN104019550A (zh) * 2013-11-22 2014-09-03 郑州大学 一种立式燃气热水锅炉的双侧强化传热烟管
CN107848003A (zh) * 2015-08-06 2018-03-27 三樱工业株式会社 多层卷绕管、多层卷绕管的制造方法以及多层卷绕管的制造装置
CN207797842U (zh) * 2017-09-30 2018-08-31 杭州三花微通道换热器有限公司 扁管及换热器
CN108151571A (zh) * 2017-12-25 2018-06-12 南京工业大学 一种新型螺旋百叶窗式矩形内翅片管

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