EP1691159B1 - Echangeur de chaleur à lamelles, procédé de fabrication et outil d'expansion pour ce procédé - Google Patents

Echangeur de chaleur à lamelles, procédé de fabrication et outil d'expansion pour ce procédé Download PDF

Info

Publication number
EP1691159B1
EP1691159B1 EP20060001938 EP06001938A EP1691159B1 EP 1691159 B1 EP1691159 B1 EP 1691159B1 EP 20060001938 EP20060001938 EP 20060001938 EP 06001938 A EP06001938 A EP 06001938A EP 1691159 B1 EP1691159 B1 EP 1691159B1
Authority
EP
European Patent Office
Prior art keywords
heating pipe
heat transfer
heating
fins
heat
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
Application number
EP20060001938
Other languages
German (de)
English (en)
Other versions
EP1691159B8 (fr
EP1691159A1 (fr
Inventor
Ceslovas Kizlauskas
Joachim Franke
Josef Roth
Norbert Kneissl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kelvion Refrigeration GmbH
Original Assignee
Kueba Kaltetechnik GmbH
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 Kueba Kaltetechnik GmbH filed Critical Kueba Kaltetechnik GmbH
Publication of EP1691159A1 publication Critical patent/EP1691159A1/fr
Application granted granted Critical
Publication of EP1691159B1 publication Critical patent/EP1691159B1/fr
Publication of EP1691159B8 publication Critical patent/EP1691159B8/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles
    • B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
    • B21D53/08—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of both metal tubes and sheet metal
    • B21D53/085—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of both metal tubes and sheet metal with fins places on zig-zag tubes or parallel tubes
    • 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
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/32—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means having portions engaging further tubular elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2275/00—Fastening; Joining
    • F28F2275/12—Fastening; Joining by methods involving deformation of the elements
    • F28F2275/125—Fastening; Joining by methods involving deformation of the elements by bringing elements together and expanding

Definitions

  • the invention relates to a fin heat exchanger with a number of parallel slats, which serve in the operation of the fin heat exchanger for heat exchange with a flowing between the slats gaseous medium, and at least one heating tube for receiving a heating element or for passing a heating medium, wherein the heating tube through heating tube openings in the Slats is guided, a method for producing such a fin heat exchanger and a Aufweitwerkmaschine for carrying out the manufacturing process.
  • a finned heat exchanger operated as a cooler for a gaseous medium is known in DE 197 09 176 A1 described.
  • a number of generally metallic fins are arranged parallel to each other and is penetrated by one or more heat transfer tubes, here coolant tubes.
  • a coolant flows through the at least one coolant pipe in cooling operation, while a gaseous medium to be cooled flows through the free space between the disks.
  • the heat transfer tubes exchange heat with the fins, which in turn exchange heat with the flowing gaseous medium.
  • frost may form on the fins.
  • a heating medium is sent through the heat transfer tubes for defrosting the fins in a break in operation.
  • one or more heating tubes are provided parallel to the heat transfer tubes, which are guided by heating tube openings in the slats. Through these heating tubes, either a heating medium can be sent or a heating element can be introduced, e.g. is electrically heated.
  • the heating tube openings are crimped in known solutions, so that a larger area is available for heat transfer. Nevertheless, during the defrosting process, very high temperatures may occur at the heating tube, e.g. up to 300 ° C. This can lead to an undesirable formation of steam during the defrosting process.
  • a fin heat exchanger with the features of the preamble of claim 1 is made US-A-2 529 215 known.
  • US-A-5 806 173 describes a method for producing a fin heat exchanger in which heat transfer tubes are inserted through openings of the fins, the heat transfer tubes are formed on a front edge and a Aufweitst Schemeel is pushed through the heat transfer tubes to expand within the openings in the fins.
  • the at least one heating tube is pressed in the heating tube openings of the lamellae. Due to the fixed press fit of the heating tube in the slats a much improved heat transfer is ensured.
  • the pressing of the heating tube in the slats can e.g. done by expanding the inserted into the heating tube openings heating tube.
  • With correspondingly internally flared heating pipes it is possible to increase the fin temperature during the defrosting process at the same heat output and at the same time to ensure a lower surface temperature of the heating tube, without the defrosting efficiency would be reduced compared to conventional solutions, or to increase the defrosting efficiency at the same heat output.
  • the heating tube openings of the fin heat exchanger according to the invention can be crimped at their edges.
  • the heating tube is then pressed in the crimped heating tube openings.
  • a fin heat exchanger according to the invention with hardly any reduced effectiveness of the heat transfer to dispense with the flaring of the edges of the heating tube openings.
  • the gaseous medium which flows between the slats to exchange heat with this, should lose as little pressure as possible on its way through the lamellar block, for example, as little as possible to burden a fan, which promotes the gaseous medium.
  • the resistance to the flowing medium is kept lower.
  • the pressure loss when flowing through the medium through the plate pack can be reduced by a few percent.
  • the effectiveness of the heat exchange operation of the slats is increased with the flowing gaseous medium.
  • Laminated heat exchangers can be interspersed by heat transfer tubes, the heat with the lamellae exchange these z. B. to cool. It may be a single heat transfer tube z. B. serpentine is guided by the slats or to a plurality of parallel, individual heat transfer tubes. Likewise, individual heat transfer tubes may be connected outside of the parallel slats by corresponding connections to a serpentine tube. As used herein, these alternatives are encompassed when referring generally to heat transfer tubes.
  • a plate heat exchanger according to the invention may be interspersed in a rectangular grid of heat transfer tubes.
  • a heat exchanger in which the heat transfer tubes are arranged offset in the flow direction of the medium, in particular when three adjacent heat transfer tubes each form an approximately isosceles triangle.
  • a selection is advantageous in such a way that the ratio between the diameter of the heat transfer tubes or the openings provided in the lamellae and the length of the isosceles triangle is between 0.25 and 0.33.
  • the at least one heating tube between two heat transfer tubes is arranged in alignment. This results in a particularly favorable for the heat exchange flow of the medium in the space between the slats.
  • the production is simplified because a simple cutting of the blade is possible in the desired size.
  • the at least one heating tube is inserted through aligned heating tube openings of the lamellae of a lamella packet, which consists of a number of parallel lamellae, which are arranged between end plates arranged parallel thereto with corresponding aligned openings.
  • the end plates are more stable and thicker than the slats themselves and have aligned with the openings in the slats openings.
  • the at least one heating tube on one side is a little dressingtulpt on its front page, so that the edge can not slip through the openings in the end plate.
  • a Schurohumufweitst Schemeel is pushed through the at least one heating tube, so that the heating tube is widened within the heating tube openings of the slats and is pressed into the heating tube openings.
  • a spherical element can be used as Bank
  • the press fit of the at least one heating tube can be realized simply and cost-effectively. Due to the bulge of the edge of the heating tube can be dispensed with elaborate holding steps during the piercing of the Schurohraufweitst Formulaels.
  • the Auftulpen can be a separate step or be effected by the impact of the plunger during penetration of the plunger through the heating tube.
  • a Schuntzschweitst Schemeel is pushed through the at least one heating tube to expand the heating tube within the heating tube openings and so to press in the heating tube openings.
  • the expansion step thus effected is carried out simultaneously with the expansion of at least two heat transfer tubes.
  • the expansion can be carried out particularly stably if the ends of at least two heat transfer tubes projecting out of the disk pack are held by encompassing grippers.
  • a heat transfer tube tappet is attached and on a protruding from the disk set preciselygetulptes end of at least one heating tube a Schurohraufweitst Schemeel.
  • the at least one heat transfer tube tappet and the at least one heating tube extension tappet are simultaneously pushed through the respective tubes to expand both the heat transfer tubes and the at least one heating tube and thus to press in the openings of the lamellae.
  • An expansion tool serves for the simultaneous expansion of at least one heating tube and at least two heat transfer tubes.
  • the expansion tool on at least two grippers which are designed such that they can embrace the ends of heat transfer tubes, which protrude from a plate pack, and each a heat transfer tube tappet can be guided within the gripper.
  • the expansion tool according to the invention further comprises a Schurohraufweitst Schemeel which is arranged between two such grippers. The Schurohumufweitst Challengeel and the heat transfer tube plunger are connected together so that they can be pushed simultaneously through the at least one heating tube and the heat transfer tubes.
  • An inventive expansion tool eliminates the need to widen individual tubes separately.
  • the space-saving solution of the expansion tool according to the invention is advantageous.
  • no gripper for the end of the heating tube to be expanded is necessary.
  • an expansion tool according to the invention with a plurality of heat transfer pushers it can be provided that individual of these heat transfer pushers can not participate in the common expansion process and can be switched off for this purpose.
  • individual of these heat transfer pushers can not participate in the common expansion process and can be switched off for this purpose.
  • individual Schuntzaufweitst Schemeel be switched off so that they do not participate in the common expansion process.
  • the disk pack of the Fig. 1 consists of a large number of usually metallic blades 1, which are arranged parallel to each other. In Fig. 1 only a few of these fins are shown.
  • the dot row F is intended to indicate that the gap between the end plates 5 evenly filled with fins 1.
  • the end plates 5 are stable and thicker than the slats and provide a mechanical finish.
  • the finned heat exchanger 3 is not shown to scale and may for example be much longer. This should be indicated by the break lines B.
  • the heat transfer tubes 7 are connected to each other in snake-shaped manner via connecting pieces 6. If the finned heat exchanger is a cooler, the heat transfer tubes 7 serve as coolant tubes. Between the heat transfer tubes 7 heating tubes 9 are inserted through the plate pack. They are provided at one end with a bulge 11. The heating tubes 9 are metallic and serve in the embodiment shown for receiving electrically operated heating elements, which in Fig. 1 not shown. With the heating rods, frost that occurs during cooling operation of the finned heat exchanger can be defrosted by the fins. Both the heat transfer tubes 7 and the heating tubes 9 are guided through corresponding openings in the slats 1 and the end plates 5. In the manner described below, the heat transfer tubes 7 and the heating tubes 9 are pressed by internal expansion in the corresponding openings of the slats 1.
  • Fig. 2 shows a particular embodiment of the slats 1 in an enlarged view.
  • the fins 1 embossed.
  • the heat transfer tubes and the heating tubes are not shown here.
  • the flow 17, which flows through the spaces between the slats, to heat the slats 1 is deflected by the embossing and tears off at the tips 13. This creates a turbulent flow pattern that must first be applied to the lamellar surface again. In this renewed approach process, heat is transmitted particularly effectively. In contrast to a solution with slots for generating turbulent flow, there is no danger of clogging due to frost formation here.
  • the period P of the embossing and the embossed height PH are selected in the embodiment such that the quotient of the embossing height and the period is between 0.2 and 0.25.
  • the embossing height PH should be greater than 2 mm, for a flow rate of 1.5 to 3.5 m / s, to produce an optimal tear-off effect, e.g. between 2.2 mm and 2.4 mm.
  • the distance A of the individual lamellae with respect to one another is advantageously between 3 and 8 mm, in particular in a range from 4 mm to 6 mm, at the stated flow speed.
  • a narrow horizontal region 15 is located between individual tines, in order, for example, to ensure the unhindered drainage of condensate from the lamella.
  • Fig. 3 shows the top view of a blade of a heat exchanger according to the invention. Recognizable are heat transfer tube openings 19 and heating tube openings 21. As in other figures, multiply existing features, so here, for example, the heat transfer tube openings 19, not necessarily individually provided with reference numerals.
  • FIG. 19 Visible is the staggered arrangement of the heat transfer tube openings 19 with respect to the flow direction 17 of the medium.
  • Three heat transfer tube openings 19 each form an isosceles triangle, wherein in the embodiment shown, the ratio between the diameter of a heat transfer tube or a heat transfer tube opening 19 and the length of a leg of the triangle is between 0.25 and 0.33.
  • a heating tube opening 21 Between each two heat transfer tube openings 19, whose connecting line is oriented obliquely to the flow direction 17, there is in each case a heating tube opening 21.
  • R indicates a portion of the sipe which can be treated simultaneously with a widening tool according to the invention, as will be described below.
  • Fig. 5 shows a widening tool, as it can be used to expand heating tubes and heat transfer tubes, which can be inserted through corresponding openings 19, 21 of a section of a disc pack, as he using the example of a single lamella in Fig. 3 is denoted by R.
  • the tool designated overall by 30 comprises grippers 31, with which five heat transfer tubes 7 can be grasped, which protrude laterally from a set of lamellae and in one through the heat transfer tube openings 19 in the lamellae 1 predetermined grid are arranged. To encompass the grippers 31 are slotted at their ends.
  • Fig. 6 shows for explanation the gripper part 31 isolated. Here is particularly well one of the slots 39 can be seen, which are located in the front end of the gripper 31.
  • the fin heat exchanger 3 of the illustrated embodiment is manufactured as follows.
  • the slats 1 are arranged parallel to each other and held at a distance A of, for example, 4 mm to 6 mm in a conventional manner.
  • the flanging 20 of the heat transfer tubes can act as a spacer between the individual slats 1, for example.
  • plate pack heat transfer tubes 7 and 9 heating tubes are pushed.
  • the diameters of the openings are chosen so that the tubes 7, 9 can be easily inserted.
  • heating tube openings 21 are provided with heating pipes.
  • each of the heating tube openings 21 is provided with a heating tube and can be heated.
  • the nevertheless larger number of heating tube openings 21, however, ensures an improved turbulent flow during operation of the heat exchanger 3.
  • the expansion tool 30 is brought to a closure plate 5 such that the five grippers 31 can engage five heat transfer tubes 7. Moving the Aufsteckrohre 33 toward the ends of the gripper 31 merges the individual separated by slots 39 segments of the gripper 31 in its end, so that the heat transfer tubes 7 are included. The result is a stable connection between the expansion tool 30 and the gripped heat transfer tubes 7 of the disk pack.
  • the heat transfer tube tappets within the grippers 31 and the Schurohraefweitungsst Schemeel 35 are connected to each other and are simultaneously pushed in the direction of the disk pack.
  • the Schurohraufweitst Schemeel 35 strikes the edge of the heating tube 9 and tulpt this easily, so that a bulge 11 is formed.
  • the heating tube 9 deviates so far until the bulge 11 impinges on the end plate 5 and is stopped.
  • a further movement of the Schurohraufweitst Schemeels 35 drives it into the heating tube 9 and leads to a widening within the heating tube openings 21. The heating tube 9 is thus pressed from the inside against the heating tube openings 21.
  • Fig. 5 shows a tool for the simultaneous treatment of a heating tube and a maximum of five heat transfer tubes. There may also be a larger number of grippers and tappets for the simultaneous treatment of a larger number of tubes.
  • individual heat transfer rams or individual Schuntzschweitst Schemeel can be set, turned off or removed so that they do not participate in the common expansion process.
  • a heating pipe expansion ram does not participate in the expansion process if it would be effective in the common expansion process at a location at which a heating pipe opening 21 is provided, but no heating pipe is inserted.
  • the expansion tool according to the invention in this way is so flexible that, for example, always such heat transfer tubes are expanded simultaneously, which are already connected to one another as a hairpin on one side. This ensures that one possibly occurring change in length caused by the expansion process for the two connected as a hairpin heat transfer tubes is the same.
  • the inventive method using the expansion tool 30 according to the invention thus enables the simultaneous expansion of several tubes of a plate heat exchanger.
  • the method according to the invention and the expansion tool according to the invention offer the advantage of stable handling.
  • no own gripping mechanism is necessary, which would be problematic in the cramped conditions.
  • the individual heat transfer tubes 7 are provided with elbows 6, e.g. by solder seams 8 z. B. connected to a queue, insofar as this is not already done on the side on which the plunger and gripper, not already before the expansion process.
  • a coolant In operation as a cooler flows through the heat transfer tubes 7 and the connecting pieces 6 in a conventional manner, a coolant.
  • the gaseous medium to be cooled is z. B. sent with a fan in the direction 17 through the spaces between the slats 1. It gives off heat to the lamellae 1, this being promoted by the turbulent flow produced at the tines 13 of the lamellae 1.
  • the fins pass the heat thus absorbed to the heat transfer tubes 7 and the cooling medium flowing therein.
  • the gaseous medium is slowed down less on its way between the fins 1, so that a fan which drives the gaseous medium has a lower power consumption.
  • the cooling operation is interrupted and sent no more cooling medium through the heat transfer tubes.
  • heating pipes 9 heating rods are pushed or are already provided firmly inserted.
  • the heating elements are electrically heated and lead to a heating of the heating tubes 9.
  • the heat energy is particularly effectively transmitted to the slats 1, which are effectively defrosted. Due to the interference fit, the heat transfer is so good that no excessive heating of the heating pipes is necessary and unwanted vapor formation is reduced or avoided.

Landscapes

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

Claims (10)

  1. Échangeur de chaleur à lamelles, comprenant
    a) un certain nombre de lamelles agencées parallèlement qui, en fonctionnement de l'échangeur de chaleur à lamelles, servent à l'échange de chaleur avec un milieu gazeux qui s'écoule entre les lamelles, les lamelles (9) étant traversées chacune plusieurs fois par un ou plusieurs tubes de transmission de chaleur (7) qui servent à l'échange de chaleur des lamelles (1) avec un milieu d'échange de chaleur qui, lors du fonctionnement de l'échangeur de chaleur à lamelles (3), s'écoule dans les tubes de transmission de chaleur (7), et
    b) au moins un tube chauffant pour recevoir un barreau chauffant ou pour la traversée d'un milieu chauffant, ledit tube chauffant étant guidé dans les lamelles par des ouvertures pour tube chauffant,
    caractérisé en ce que
    c) ledit au moins un tube chauffant (9) est assemblé par pressage dans les ouvertures (21) pour tube chauffant des lamelles (1),
    d) trois tubes de transmission de chaleur (7) voisins forment respectivement un triangle approximativement isocèle, et
    e) ledit au moins un tube chauffant (9) est agencé en alignement entre deux tubes de transmission de chaleur (7) voisins.
  2. Échangeur de chaleur à lamelles selon la revendication 1, caractérisé en ce que les ouvertures pour tube chauffant (21) pour ledit au moins un tube chauffant (9) ne sont pas rabattues au niveau de leurs bordures.
  3. Procédé pour la fabrication d'un échangeur de chaleur à lamelles comprenant un certain nombre de lamelles agencées parallèlement qui, en fonctionnement de l'échangeur de chaleur à lamelles, servent à l'échange de chaleur avec un milieu gazeux qui s'écoule entre les lamelles, et au moins un tube chauffant pour recevoir un barreau chauffant ou pour la traversée d'un milieu chauffant, ledit tube chauffant étant guidé à travers des ouvertures pour tube chauffant dans les lamelles, et ledit au moins un tube chauffant (9) est assemblé par pressage dans les ouvertures pour tube chauffant (21) des lamelles (1), dans lequel
    ledit au moins un tube chauffant (9) est enfilé à travers les ouvertures pour tube chauffant (21) des lamelles (1) d'un paquet de lamelles qui est formé par un certain nombre de lamelles agencées parallèlement (1), lesquelles sont agencées entre des plaques de terminaison (5) agencées parallèlement à celles-ci,
    ledit au moins un tube chauffant (9) est retroussé avant ou après être enfilé au niveau d'une bordure (11) du côté frontal, et
    un poinçon d'élargissement de tube chauffant (35) est enfoncé à travers ledit au moins un tube chauffant (9), afin d'élargir le tube chauffant (9) à l'intérieur des ouvertures pour tube chauffant (21) et de l'assembler ainsi par pressage dans les ouvertures pour tube chauffant (21),
    dans lequel ledit au moins un tube chauffant (9) est élargi simultanément avec au moins deux tubes de transmission de chaleur (7) qui servent à l'échange de chaleur des lamelles (1) avec un milieu d'échange de chaleur qui, lors du fonctionnement de l'échangeur de chaleur à lamelles (3), s'écoule dans les tubes de transmission de chaleur (7).
  4. Procédé selon la revendication 3, dans lequel
    un certain nombre de tubes de transmission de chaleur (7), qui sont enfilés à travers les ouvertures pour tube de transmission de chaleur (19) dans le paquet de lamelles, sont immobilisés avec un nombre correspondant d'éléments de préhension (31) aux extrémités qui font saillie hors du paquet de lamelles,
    un poinçon d'élargissement pour tube chauffant (35) est appliqué à au moins une extrémité en prise d'un tube de transmission de chaleur (7),
    un poinçon d'élargissement de tube chauffant (35) est appliqué sur une extrémité (11), retroussée en saillie hors du paquet de lamelles, dudit au moins un tube chauffant (9), et
    le poinçon pour tube de transmission de chaleur et le poinçon d'élargissement pour tube chauffant (35) sont enfoncés simultanément à travers les tubes de transmission de chaleur (7) ou respectivement ledit au moins un tube chauffant (9), afin d'élargir les tubes de transmission de chaleur (7) et ledit au moins un tube chauffant (9), et de les assembler ainsi par pressage dans les ouvertures (19, 21) des lamelles (1).
  5. Procédé selon la revendication 4, dans lequel le retroussement dudit au moins un tube chauffant (9) a lieu simultanément avec l'application du poinçon d'élargissement pour tube chauffant (35) sur le tube chauffant (9).
  6. Procédé selon l'une des revendications 4 ou 5, dans lequel on élargit simultanément avec ledit au moins un tube chauffant (9) au moins ceux des tubes de transmission de chaleur (7) qui sont voisins dudit au moins un tube chauffant (9) sur plusieurs côtés.
  7. Procédé selon la revendication 6, dans lequel on élargit simultanément au moins deux tubes de transmission de chaleur (7) avec ledit au moins un tube chauffant (9), le tube chauffant (9) étant agencé entre les deux tubes de transmission de chaleur (7).
  8. Procédé selon l'une des revendications 3 à 7, dans lequel plusieurs poinçons d'élargissement de tube chauffant (35) sont enfoncés simultanément à travers un nombre correspondant de tubes chauffants (9).
  9. Outil d'élargissement pour mettre en oeuvre un procédé selon la revendication 4, comprenant
    au moins deux éléments de préhension (31) qui sont conçus de telle manière qu'ils peuvent coiffer des extrémités de tubes de transmission de chaleur (7) qui font saillie hors d'un paquet de lamelles,
    au moins trois poinçons pour tube de transmission de chaleur, qui sont guidés à l'intérieur des éléments de préhension (31), et
    au moins un poinçon d'élargissement pour tube chauffant (35), qui est agencé entre deux éléments de préhension (31),
    dans lequel ledit au moins un poinçon d'élargissement pour tube chauffant (35) et le poinçon pour tube de transmission de chaleur sont susceptibles d'être reliés ensemble de telle façon qu'ils peuvent être enfoncés simultanément à travers ledit au moins un tube chauffant (9) et les tubes de transmission de chaleur (7).
  10. Outil d'élargissement selon la revendication 9, dans lequel l'un au moins des poinçons de transmission de chaleur et/ou l'un au moins des poinçons d'élargissement pour tube chauffant est/sont réglable(s), mis hors service ou démontable(s) de telle façon qu'il(s) ne participe(nt) pas au processus d'élargissement simultané.
EP20060001938 2005-02-04 2006-01-31 Echangeur de chaleur à lamelles, procédé de fabrication et outil d'expansion pour ce procédé Active EP1691159B8 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005005292A DE102005005292A1 (de) 2005-02-04 2005-02-04 Lamellenwärmetauscher, Verfahren zu dessen Herstellung und Aufweitwerkzeug zur Durchführung des Verfahrens

Publications (3)

Publication Number Publication Date
EP1691159A1 EP1691159A1 (fr) 2006-08-16
EP1691159B1 true EP1691159B1 (fr) 2012-06-20
EP1691159B8 EP1691159B8 (fr) 2012-07-25

Family

ID=36585956

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20060001938 Active EP1691159B8 (fr) 2005-02-04 2006-01-31 Echangeur de chaleur à lamelles, procédé de fabrication et outil d'expansion pour ce procédé

Country Status (2)

Country Link
EP (1) EP1691159B8 (fr)
DE (1) DE102005005292A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011086713A1 (fr) 2010-01-15 2011-07-21 京進工業株式会社 Appareil de fabrication d'échangeur de chaleur
CN102374702B (zh) * 2011-08-30 2013-08-14 黄山市广远光电科技有限公司 一种超低温空气能热泵机组及其使用方法
DE102014016214A1 (de) * 2014-10-31 2016-05-04 Webasto SE Wärmetauscher und Heizgerät mit einem derartigen Wärmetauscher
DE102017200422A1 (de) 2017-01-12 2018-07-12 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Herstellung eines Wärmeübertragers und Wärmeübertrager
CN108942183B (zh) * 2018-07-28 2024-02-06 安徽华瑞电气有限公司 一种翅片式电加热管加工用自动装套设备
CN110919307A (zh) * 2019-12-05 2020-03-27 南京皓威机械有限公司 散热板的加工方法及其生产线

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2529215A (en) * 1947-11-10 1950-11-07 Trane Co Heat exchanger
DE1057625B (de) * 1953-07-09 1959-05-21 Helmuth Kuehne Dr Ing Luftkuehler
AT184591B (de) * 1954-02-12 1956-02-10 Gedeon Wein Verfahren zur Herstellung von Wärmeaustauschern für Kühlanlagen
DE3432073A1 (de) * 1984-08-31 1986-03-06 Dirk Dipl.-Wirtsch.-Ing. 3500 Kassel Pietzcker Waermetauscher, insbesondere fuer kraftfahrzeuge, und vorrichtung und verfahren zum verbinden von dessen rohren und lamellen
US4720902A (en) * 1986-12-22 1988-01-26 Carrier Corporation One step tension expander and method of using
JPH01179890A (ja) * 1988-01-06 1989-07-17 Mitsubishi Electric Corp 冷却器
US4858305A (en) * 1988-06-06 1989-08-22 Carrier Corporation Single station tension hairpin tube expander
JPH02110293A (ja) * 1988-10-19 1990-04-23 Matsushita Seiko Co Ltd 冷媒用熱交換器
US5222550A (en) * 1992-05-28 1993-06-29 Carrier Corporation Offset cooling coil fin
DE4332768C2 (de) * 1993-09-25 2000-05-31 Behr Gmbh & Co Verfahren und Werkzeug zur Aufweitung von Metallrohren mit ovalem Querschnitt
US5381600A (en) * 1993-10-06 1995-01-17 Ford Motor Company Heat exchanger and method of making the same
US5806173A (en) * 1995-07-28 1998-09-15 Hidaka Seiki Kabushiki Kaisha Tube expander
DE19709176C2 (de) 1997-03-06 1999-07-29 Juergen Lessing Lamellenwärmetauscher
KR20020072265A (ko) * 2002-08-20 2002-09-14 이해환 라디에이터용 방열핀과 튜브의 결합방법

Also Published As

Publication number Publication date
EP1691159B8 (fr) 2012-07-25
EP1691159A1 (fr) 2006-08-16
DE102005005292A1 (de) 2006-08-10

Similar Documents

Publication Publication Date Title
DE4404837A1 (de) Rippe für Wärmetauscher
DE60219538T2 (de) Wärmetauscher
EP1691159B1 (fr) Echangeur de chaleur à lamelles, procédé de fabrication et outil d'expansion pour ce procédé
EP1774245B1 (fr) Echangeur thermique integralement metallique et procede de fabrication associe
DE102006048305A1 (de) Plattenwärmetauscher
DE3425382C2 (de) Verfahren zur Herstellung des Kernes eines Röhrenwärmeaustauschers
DE102006002932B4 (de) Wärmetauscher und Herstellungsverfahren für Wärmetauscher
DE3834822A1 (de) Waermetauscher
EP0990868B1 (fr) Echangeur de chaleur
DE596871C (de) Rippenrohr fuer Waermeaustauscher mit aus der Rippenebene herausgedrueckten Flaechen
DE102011013244A1 (de) Turbulenzeinlage für flache Wärmetauscherrohre, Flachrohr für einen Wärmetauscher mit einer derartigen Turbulenzeinlage, Wärmetauscher mit derartigen Flachrohren, sowie Verfahren und Vorrichtung zur Herstellung eines derartigen Flachrohres
EP1703227B1 (fr) Echangeur de chaleur
DE3014506A1 (de) Waermeaustauscher mit einem spiralenfoermigen raum fuer den waermeaustausch zwischen wenigstens zwei medien
EP1306640A2 (fr) Plaque tubulaire d'échangeur de chaleur pour gaz d'échappement
DE202014105709U1 (de) Wärmeaustauscher
DE102009012509A1 (de) Wärmetauscher
DE602006000675T2 (de) Wellrippe für integralgefertigten Wärmetäuscher
DE69717947T2 (de) Wärmetauscher mit verbeulten Rippenplatten
EP0253167B1 (fr) Echangeur de chaleur, en particulier évaporateur pour réfrigérant
DE102007001430A1 (de) Wärmetauscher
EP0268831B1 (fr) Lamelle
EP1832830B1 (fr) Echangeur de chaleur
DE19605340C2 (de) Wärmeübertrager und Verfahren zu seiner Herstellung
DE60317948T2 (de) Wärmetauscher mit Kühlrippe
EP1398592B1 (fr) Echangeur de chaleur à tubes plats

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

17P Request for examination filed

Effective date: 20070207

17Q First examination report despatched

Effective date: 20070312

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 563296

Country of ref document: AT

Kind code of ref document: T

Effective date: 20120715

RAP2 Party data changed (patent owner data changed or rights of a patent transferred)

Owner name: GEA KUEBA GMBH

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502006011615

Country of ref document: DE

Effective date: 20120816

REG Reference to a national code

Ref country code: NL

Ref legal event code: T3

REG Reference to a national code

Ref country code: CH

Ref legal event code: NV

Representative=s name: DR. GRAF & PARTNER AG INTELLECTUAL PROPERTY

REG Reference to a national code

Ref country code: DE

Ref legal event code: R081

Ref document number: 502006011615

Country of ref document: DE

Owner name: GEA KUEBA GMBH, DE

Free format text: FORMER OWNER: KUEBA KAELTETECHNIK GMBH, 82065 BAIERBRUNN, DE

Effective date: 20120621

Ref country code: DE

Ref legal event code: R081

Ref document number: 502006011615

Country of ref document: DE

Owner name: GEA KUEBA GMBH, DE

Free format text: FORMER OWNER: KUEBA KAELTETECHNIK GMBH, 82065 BAIERBRUNN, DE

Effective date: 20120823

Ref country code: DE

Ref legal event code: R081

Ref document number: 502006011615

Country of ref document: DE

Owner name: KELVION REFRIGERATION GMBH, DE

Free format text: FORMER OWNER: KUEBA KAELTETECHNIK GMBH, 82065 BAIERBRUNN, DE

Effective date: 20120621

Ref country code: DE

Ref legal event code: R081

Ref document number: 502006011615

Country of ref document: DE

Owner name: KELVION REFRIGERATION GMBH, DE

Free format text: FORMER OWNER: KUEBA KAELTETECHNIK GMBH, 82065 BAIERBRUNN, DE

Effective date: 20120823

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

Effective date: 20120620

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120921

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20121020

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20121022

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20121001

26N No opposition filed

Effective date: 20130321

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502006011615

Country of ref document: DE

Effective date: 20130321

BERE Be: lapsed

Owner name: KUBA KALTETECHNIK G.M.B.H.

Effective date: 20130131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120920

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20130131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20130131

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20120620

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20060131

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 11

REG Reference to a national code

Ref country code: DE

Ref legal event code: R082

Ref document number: 502006011615

Country of ref document: DE

Representative=s name: MANITZ FINSTERWALD PATENT- UND RECHTSANWALTSPA, DE

Ref country code: DE

Ref legal event code: R082

Ref document number: 502006011615

Country of ref document: DE

Representative=s name: MANITZ, FINSTERWALD & PARTNER GBR, DE

Ref country code: DE

Ref legal event code: R081

Ref document number: 502006011615

Country of ref document: DE

Owner name: KELVION REFRIGERATION GMBH, DE

Free format text: FORMER OWNER: GEA KUEBA GMBH, 82065 BAIERBRUNN, DE

Ref country code: DE

Ref legal event code: R082

Ref document number: 502006011615

Country of ref document: DE

Representative=s name: MANITZ FINSTERWALD PATENTANWAELTE PARTMBB, DE

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 12

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 13

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 20240119

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: LU

Payment date: 20240119

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: AT

Payment date: 20240122

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: MC

Payment date: 20240123

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20240326

Year of fee payment: 19

Ref country code: GB

Payment date: 20240123

Year of fee payment: 19

Ref country code: CH

Payment date: 20240202

Year of fee payment: 19

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20240129

Year of fee payment: 19

Ref country code: FR

Payment date: 20240124

Year of fee payment: 19