EP3224564B1 - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- EP3224564B1 EP3224564B1 EP15802047.9A EP15802047A EP3224564B1 EP 3224564 B1 EP3224564 B1 EP 3224564B1 EP 15802047 A EP15802047 A EP 15802047A EP 3224564 B1 EP3224564 B1 EP 3224564B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- manifold
- heat exchanger
- bore
- receiving
- tube
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 238000001125 extrusion Methods 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 8
- 238000003754 machining Methods 0.000 description 4
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
Images
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
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0219—Arrangements for sealing end plates into casing or header box; Header box sub-elements
- F28F9/0224—Header boxes formed by sealing end plates into covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/0202—Header boxes having their inner space divided by partitions
- F28F9/0204—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions
- F28F9/0214—Header boxes having their inner space divided by partitions for elongated header box, e.g. with transversal and longitudinal partitions having only longitudinal partitions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/02—Header boxes; End plates
- F28F9/04—Arrangements for sealing elements into header boxes or end plates
Definitions
- a heat exchanger according to the preamble of claim 1. comprising at least one tube and a manifold, said manifold being provided with at least one bore for receiving the end of the tube.
- Such an arrangement requires machining of the bores and tubes with very precise dimensions, in order to ensure tight communication of the longitudinal channel or channels of the tubes and of the longitudinal channel or channels of a manifold and above all to avoid deformation of the or longitudinal channels of the tubes, once they have been placed in the bores of the manifold.
- the invention solves this problem by proposing a heat exchanger, the manifold of which is preferably produced by extrusion or by machining, and eliminating the need to produce these shoulders on the tubes.
- the invention provides a heat exchanger according to claim 1.
- said stop part is arranged at a lateral end in said receiving bore of the manifold.
- said manifold comprises at least two longitudinal channels disposed near the longitudinal edges of the manifold, unedited rib being disposed each time in a said longitudinal channel of the manifold disposed near the longitudinal edges of the manifold.
- said manifold comprises a transverse flow channel connected to at least one transverse connection channel transverse to said flow channel and opening into said receiving bores and said stop part is in the upper and / or lower part in said manifold bores.
- Said manifold may be composed of at least two parts, namely a part called the collector plate comprising at least one receiving bore of at least one end of a tube and a part called the collector box comprising longitudinal channels.
- the figure 1 is a perspective view of part of a heat exchanger according to a first embodiment.
- the figure 2 is a sectional view of a heat exchanger according to this first embodiment, along an X, Y plane.
- the figure 3 is a sectional view of part of a heat exchanger according to a second embodiment, along an X, Z plane.
- the figures 4 and 5 are detailed sectional views of a heat exchanger according to two variants of this second embodiment, along an X, Z plane.
- the figures 1 and 2 represent a first embodiment of the invention.
- a heat exchanger comprises a plurality of tubes 1, comprising at least one longitudinal channel, and preferably a plurality of longitudinal channels juxtaposed over their width along the Y axis, and connected at their ends to a manifold 2 comprising at least one longitudinal channel flow of a fluid, here more precisely four longitudinal channels 2A juxtaposed on the Y axis and each directed along the Z axis.
- means are provided for receiving the collector plate on the collector box. These means may, for example, take the form of a groove into which said collector plate will be inserted.
- Each collector 2 is made of metal, preferably aluminum, and can be produced by extrusion or by machining, along the Z axis.
- At least one bore 2B of the manifold 2 comprises a part forming a stop for the corresponding end of each tube 2.
- This stop may, for example, be obtained by extrusion or by machining.
- the figures 3 to 5 represent a second embodiment of the invention.
- a heat exchanger comprises a plurality of tubes 1 'superimposed, comprising at least one longitudinal channel, and preferably a plurality of longitudinal channels juxtaposed over their width along the Y axis.
- the ends of the tubes 1' are inserted into a manifold 2 '. comprising the so-called receiving bores 2'B.
- the manifold 2 ′ comprises a channel 2 ′ A for the flow of a fluid, this channel flow 2'A of the collector being transverse and connected, here, to a plurality of connecting channels 2'E transverse to said flow channel 2'A and opening into bores 2'B for receiving each end of the tubes 1 '.
- the tubes are in fact arranged in pairs 1'A, 1'B in each bore and are, here also, of corrugated shape.
- Each collector 2 ' is made of metal, preferably aluminum, and is produced by extrusion along its transverse axis, along the Y axis.
- At least one bore 2'B comprises at least one stop portion of the corresponding end of the tube 1 ', very advantageously obtained by this extrusion.
- the end of the tube 1 ′ is formed by a straight cut, that is to say at a right angle, which abuts against this abutment portion formed by a rib 2 ′ C arranged at the top in each bore 2'B of the manifold.
- the end of the tube 1 ' is formed by a straight cut, that is to say at a right angle, which abuts against this abutment part shaped by a rib 2'C disposed in the upper part and a second rib 2'D disposed in the lower part in each bore 2'B of the manifold.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
La présente invention concerne un échangeur thermique.The present invention relates to a heat exchanger.
Elle se rapporte plus précisément à un échangeur thermique selon le préambule de la revendication 1. comportant au moins un tube et un collecteur, ledit collecteur étant pourvu d'au moins un alésage de réception de l'extrémité du tube.It relates more specifically to a heat exchanger according to the preamble of
Par « tube », il est ici entendu un élément plat allongé en forme de lamelle comprenant au moins un canal longitudinal, en général plusieurs canaux longitudinaux juxtaposés sur la largeur de la lamelle.By “tube” is meant here an elongated flat element in the form of a strip comprising at least one longitudinal channel, in general several longitudinal channels juxtaposed over the width of the strip.
Un tel échangeur thermique est décrit dans les documents de brevets
Un tel échangeur thermique est décrit également dans le document de brevet
Selon ce document, chaque tube est pourvu à ses extrémités de deux déformations assurant la formation d'épaulements de butée contre la face externe des collecteurs, lorsqu'elle est introduite et fixée dans l'alésage correspondant du collecteur.According to this document, each tube is provided at its ends with two deformations ensuring the formation of abutment shoulders against the external face of the manifolds, when it is introduced and fixed in the corresponding bore of the manifold.
Un tel agencement nécessite un usinage des alésages et des tubes avec des côtes très précises, afin d'assurer une communication étanche du ou des canaux longitudinaux des tubes et du ou des canaux longitudinaux d'un collecteur et surtout d'éviter une déformation du ou des canaux longitudinaux des tubes, une fois ces dernières mise en places dans les alésages du collecteur.Such an arrangement requires machining of the bores and tubes with very precise dimensions, in order to ensure tight communication of the longitudinal channel or channels of the tubes and of the longitudinal channel or channels of a manifold and above all to avoid deformation of the or longitudinal channels of the tubes, once they have been placed in the bores of the manifold.
L'invention résout ce problème en proposant un échangeur thermique dont le collecteur est de préférence réalisé par extrusion ou par usinage et supprimant la nécessité de réalisation de ces épaulements sur les tubes.The invention solves this problem by proposing a heat exchanger, the manifold of which is preferably produced by extrusion or by machining, and eliminating the need to produce these shoulders on the tubes.
Pour ce faire, l'invention propose un échangeur thermique selon la revendication 1.To do this, the invention provides a heat exchanger according to
Selon l'invention, ladite partie de butée est disposée à une extrémité latérale dans ledit alésage de réception du collecteur.According to the invention, said stop part is arranged at a lateral end in said receiving bore of the manifold.
Selon l'invention, ladite partie de butée comporte au moins une nervure disposée latéralement dans l'alésage de réception du collecteur.According to the invention, said stop part comprises at least one rib arranged laterally in the receiving bore of the manifold.
De préférence, ledit collecteur comporte au moins deux canaux longitudinaux disposés près des bords longitudinaux du collecteur, unedite nervure étant disposée à chaque fois dans un dit canal longitudinal du collecteur disposé près des bords longitudinaux du collecteur.Preferably, said manifold comprises at least two longitudinal channels disposed near the longitudinal edges of the manifold, unedited rib being disposed each time in a said longitudinal channel of the manifold disposed near the longitudinal edges of the manifold.
Selon une variante, ledit collecteur comporte un canal d'écoulement transversal connecté à au moins un canal transversal de liaison transversal audit canal d'écoulement et débouchant dans lesdits alésages de réception et ladite partie de butée est en partie supérieure et/ou inférieure dans lesdits alésages du collecteur.According to a variant, said manifold comprises a transverse flow channel connected to at least one transverse connection channel transverse to said flow channel and opening into said receiving bores and said stop part is in the upper and / or lower part in said manifold bores.
Deux dits tubes peuvent être reçus dans chaque dit alésage de réception.Two said tubes can be received in each said receiving bore.
Ledit collecteur peut être composé d'au moins deux parties, à savoir une partie dite plaque collectrice comportant au moins un alésage de réception d'au moins une extrémité d'un tube et une partie dite boîte collectrice comportant des canaux longitudinaux.Said manifold may be composed of at least two parts, namely a part called the collector plate comprising at least one receiving bore of at least one end of a tube and a part called the collector box comprising longitudinal channels.
Ledit collecteur peut être en métal, de préférence en aluminium.Said collector can be made of metal, preferably aluminum.
Lorsque ledit collecteur est réalisé par extrusion, ladite partie de butée est de préférence obtenue par ladite extrusion.When said collector is produced by extrusion, said stopper portion is preferably obtained by said extrusion.
Ledit collecteur peut être réalisé par extrusion selon son axe transversal.Said collector can be produced by extrusion along its transverse axis.
L'invention est décrite ci-après plus en détail à l'aide de figures ne représentant que des modes de réalisation préférés de l'invention.The invention is described below in more detail with the aid of figures showing only preferred embodiments of the invention.
La
La
La
Les
Pour toute clarté, un repère orthogonal X, Y, Z est défini sur les figures.For clarity, an orthogonal X, Y, Z coordinate system is defined in the figures.
Les
Un échangeur thermique comporte une pluralité de tubes 1, comprenant au moins un canal longitudinal, et de préférence une pluralité de canaux longitudinaux juxtaposés sur leur largeur selon l'axe Y, et connectées à leurs extrémités à un collecteur 2 comportant au moins un canal longitudinal d'écoulement d'un fluide, ici plus précisément quatre canaux 2A longitudinaux juxtaposés sur l'axe Y et dirigés chacun selon l'axe Z.A heat exchanger comprises a plurality of
Dans ce mode de réalisation, le collecteur 2 est composé d'au moins deux parties, à savoir une partie dite plaque collectrice 20 comportant au moins un alésage 2B servant à la réception d'au moins une extrémité d'un tube 1 et une partie dite boîte collectrice 21 comportant des canaux longitudinaux 2A. L'assujettissement entre les 2 parties du collecteur pourra s'effectuer, par exemple, par brasage.In this embodiment, the
En outre, il est prévu des moyens de réception de la plaque collectrice sur la boîte collectrice. Ces moyens pourront, par exemple, prendre la forme d'une rainure dans laquelle sera insérée ladite plaque collectrice.In addition, means are provided for receiving the collector plate on the collector box. These means may, for example, take the form of a groove into which said collector plate will be inserted.
En d'autres termes, l'échangeur comporte au moins un collecteur 2 et est pourvu d'au moins un alésage 2B de réception d'une extrémité d'un tube 2. En outre, les tubes 1 sont en communication fluidique avec les canaux 2A des collecteurs par l'intermédiaire des alésages de réception prévus, ici, sur la plaque collectrice 20 du collecteur.In other words, the exchanger comprises at least one
Selon l'exemple représenté, les tubes sont disposés par paire 1A, 1B dans chaque alésage. En outre, ici, les tubes sont de forme ondulée.According to the example shown, the tubes are arranged in
Lors de son utilisation, le fluide rentre dans l'échangeur par un premier collecteur dit d'alimentation et parcourt les canaux 2A de ce collecteur. Par la suite, ce fluide circulera dans les tubes 1, puis sera évacué par un second collecteur dit d'évacuation.During its use, the fluid enters the exchanger via a first so-called supply manifold and passes through the
Chaque collecteur 2 est en métal, de préférence en aluminium, et peut être réalisé par extrusion ou par usinage, selon l'axe Z.Each
Selon l'invention, au moins un alésage 2B du collecteur 2 comporte une partie formant butée pour l'extrémité correspondante de chaque tube 2. Cette butée, pourra, par exemple, être obtenue par extrusion ou par usinage.According to the invention, at least one
Comme visible plus précisément sur la
Les
Un échangeur thermique comporte une pluralité de tubes 1' superposées, comprenant au moins un canal longitudinal, et de préférence une pluralité de canaux longitudinaux juxtaposés sur leur largeur selon l'axe Y. Les extrémités des tubes 1' sont insérées dans un collecteur 2' comprenant les alésages dit de réception 2'B. En outre, le collecteur 2' comporte un canal 2'A d'écoulement d'un fluide, ce canal d'écoulement 2'A du collecteur étant transversal et connecté, ici, à une pluralité de canaux de liaison 2'E transversaux audit canal d'écoulement 2'A et débouchant dans des alésages 2'B de réception de chaque extrémité des tubes 1'.A heat exchanger comprises a plurality of tubes 1 'superimposed, comprising at least one longitudinal channel, and preferably a plurality of longitudinal channels juxtaposed over their width along the Y axis. The ends of the tubes 1' are inserted into a
L'échangeur comporte, ici, deux collecteurs 2' et les canaux longitudinaux des tubes 1' et les canaux 2'A, 2'E des collecteurs sont en communication fluidique.The exchanger comprises, here, two
Selon l'exemple représenté, les tubes sont en fait disposés par paire 1'A, 1'B dans chaque alésage et sont, ici aussi, de forme ondulée.According to the example shown, the tubes are in fact arranged in pairs 1'A, 1'B in each bore and are, here also, of corrugated shape.
Lors de son utilisation, le fluide rentre dans l'échangeur par un premier collecteur dit d'alimentation et parcourt les canaux transversaux 2'E de ce collecteur. Par la suite, ce fluide circulera dans les tubes 1', puis sera évacué par un second collecteur dit d'évacuation.During its use, the fluid enters the exchanger via a first so-called supply manifold and passes through the transverse channels 2'E of this manifold. Subsequently, this fluid will circulate in the tubes 1 ', then will be evacuated by a second so-called evacuation collector.
Chaque collecteur 2' est en métal, de préférence en aluminium, et est réalisé par extrusion selon son axe transversal, selon l'axe Y.Each
Selon l'invention, au moins un alésage 2'B comporte au moins une partie de butée de l'extrémité correspondante du tube 1', bien avantageusement obtenue par cette extrusion.According to the invention, at least one bore 2'B comprises at least one stop portion of the corresponding end of the tube 1 ', very advantageously obtained by this extrusion.
Comme visible sur la
Comme visible sur la
La partie de butée peut également être conformée uniquement d'une nervure disposée en partie inférieure dans chaque alésage de réception 2'B du collecteur.The stop part can also be shaped only with a rib arranged in the lower part in each receiving bore 2'B of the manifold.
Claims (8)
- Heat exchanger comprising at least one tube (1, 1') and one manifold (2, 2'), said manifold (2, 2') being provided with at least one bore (2B, 2'B) for receiving the end of the tube (1, 1'), in which said receiving bore (2B, 2'B) comprises at least one abutment part (2D, 2'C, 2'D) for the corresponding end of said tube (1, 1'), characterized in that said abutment part comprises at least one rib (2C, 2D) arranged laterally in the receiving bore (2B) of the manifold, said abutment part being arranged at a lateral end in said receiving bore (2B) of the manifold.
- Heat exchanger according to the preceding claim, characterized in that said manifold (2, 2') comprises at least two longitudinal channels (2A) located close to the longitudinal edges of the manifold (2, 2'), one of said ribs (2C, 2D) being located in each case in one said longitudinal channel (2A) of the manifold located close to the longitudinal edges of the manifold.
- Heat exchanger according to Claim 1, characterized in that said manifold (2') comprises a transverse flow channel (2'A) that is connected to at least one transverse channel (2'E) for connection to said flow channel and that opens into said receiving bores (2'B) and in that said abutment part (2'C, 2'D) is in the upper part and/or the lower part of the said bores of the manifold.
- Heat exchanger according to one of the preceding claims, characterized in that two of said tubes are received in each one of said receiving bores (2B, 2'B).
- Heat exchanger according to one of the preceding claims, characterized in that said manifold (2) consists of at least two parts, specifically a part referred to as the collector plate (20) comprising at least one said bore (2B) for receiving at least one end of a tube (1) and a part referred to as the collector box (21) comprising longitudinal channels (2A) .
- Heat exchanger according to one of the preceding claims, characterized in that said manifold (2, 2') is made of metal, preferably of aluminium.
- Method for producing a heat exchanger according to one of the preceding claims, of which said manifold (2, 2') is produced by extrusion, characterized in that said abutment part is obtained by said extrusion.
- Method according to the preceding claim and Claim 3, characterized in that said manifold (2') is produced by extrusion along its transverse axis.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1461446A FR3028934B1 (en) | 2014-11-25 | 2014-11-25 | HEAT EXCHANGER |
PCT/EP2015/077700 WO2016083477A1 (en) | 2014-11-25 | 2015-11-25 | Heat exchanger |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3224564A1 EP3224564A1 (en) | 2017-10-04 |
EP3224564B1 true EP3224564B1 (en) | 2020-10-21 |
Family
ID=52345437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP15802047.9A Active EP3224564B1 (en) | 2014-11-25 | 2015-11-25 | Heat exchanger |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3224564B1 (en) |
FR (1) | FR3028934B1 (en) |
WO (1) | WO2016083477A1 (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002035170A1 (en) * | 2000-10-25 | 2002-05-02 | Showa Denko K.K. | Heat exchanger |
DE102004002252B4 (en) * | 2004-01-08 | 2006-10-26 | Visteon Global Technologies, Inc., Dearborn | Heat exchanger for vehicles |
US20070267185A1 (en) * | 2006-05-18 | 2007-11-22 | Hong Yeol Lee | Header for high pressure heat exchanger |
-
2014
- 2014-11-25 FR FR1461446A patent/FR3028934B1/en not_active Expired - Fee Related
-
2015
- 2015-11-25 WO PCT/EP2015/077700 patent/WO2016083477A1/en active Application Filing
- 2015-11-25 EP EP15802047.9A patent/EP3224564B1/en active Active
Non-Patent Citations (1)
Title |
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None * |
Also Published As
Publication number | Publication date |
---|---|
FR3028934A1 (en) | 2016-05-27 |
EP3224564A1 (en) | 2017-10-04 |
WO2016083477A1 (en) | 2016-06-02 |
FR3028934B1 (en) | 2019-03-22 |
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