WO2012120059A1 - Tube collecteur, échangeur thermique et procédé de production d'un tube collecteur - Google Patents

Tube collecteur, échangeur thermique et procédé de production d'un tube collecteur Download PDF

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Publication number
WO2012120059A1
WO2012120059A1 PCT/EP2012/053942 EP2012053942W WO2012120059A1 WO 2012120059 A1 WO2012120059 A1 WO 2012120059A1 EP 2012053942 W EP2012053942 W EP 2012053942W WO 2012120059 A1 WO2012120059 A1 WO 2012120059A1
Authority
WO
WIPO (PCT)
Prior art keywords
manifold
heat exchanger
flanks
die
collar
Prior art date
Application number
PCT/EP2012/053942
Other languages
German (de)
English (en)
Inventor
Stefan Hirsch
Original Assignee
Behr Gmbh & Co. Kg
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 Behr Gmbh & Co. Kg filed Critical Behr Gmbh & Co. Kg
Publication of WO2012120059A1 publication Critical patent/WO2012120059A1/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/155—Making tubes with non circular section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/156—Making tubes with wall irregularities
    • B21C37/157—Perforations
    • 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
    • B21D19/00—Flanging or other edge treatment, e.g. of tubes
    • B21D19/08—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws
    • B21D19/088—Flanging or other edge treatment, e.g. of tubes by single or successive action of pressing tools, e.g. vice jaws for flanging holes
    • 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
    • B21D31/00—Other methods for working sheet metal, metal tubes, metal profiles
    • B21D31/02—Stabbing or piercing, e.g. for making sieves
    • 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
    • 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
    • F28F9/16—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling
    • F28F9/18—Arrangements for sealing elements into header boxes or end plates by permanent joints, e.g. by rolling by welding
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • 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
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/04—Tubular elements of cross-section which is non-circular polygonal, e.g. rectangular
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a manifold for a heat exchanger, to a heat exchanger with such a manifold and to a method for producing such a manifold, which can be used for example in the vehicle sector.
  • the battery cooler can contain internal channels, in which a cooling medium is guided.
  • constructions constructions of pipes are known, which are plugged into collectors.
  • passages are introduced for the pipes in the collector.
  • a collector consists of two half-shells, the bottom and the lid, as the "passages" are easier to produce.
  • DE 41 30 517 AI relates to a terminal box, in particular for a coolant condenser, which is formed from a bottom part and a cover part.
  • the bottom of the bottom part is provided with transverse, slot-shaped passages for the flat tubes, wherein the length of the passages corresponds approximately to the distance of the legs of the bottom part.
  • the present invention is based on a partially use of flanks of a manifold as a template for a production of passages. This makes it possible to keep a height of a battery cooler low.
  • a collector can be made, in which a "solid" collar, which can ensure a Dichtlötung of the tube in the bottom or collector, rests directly against an outer wall of the bottom or collector.
  • a solid collar which can, for a given material thickness of the bottom and a height of the flat tube, a production of a particularly flat manifold, ie a manifold with the lowest possible height, can be achieved.
  • the arrangement presented here or the method presented here make it possible to produce a collector with passages for the reliable sealing soldering of inserted pipes, with the lowest possible overall height.
  • the constructive solution proposed here makes it possible to produce a battery cooler composed of tubes and collectors, in which the overall height of the collector is sufficiently low so that the collector, like the tubes, also has to be arranged below the battery cells and not next to them. In this way, space can be saved.
  • the present invention provides a header for a heat exchanger having at least one through hole for receiving a coolant tube of the heat exchanger, wherein the through hole is bounded by a collar which is formed from an edge of the header pipe turned towards an inner wall of the header, wherein the collar rests against the inner wall.
  • the heat exchanger can be used for example for cooling an electrochemical energy storage unit such as a lithium-ion battery.
  • the heat exchanger may, for example, have two manifolds, between which run a plurality of coolant tubes that communicate fluidically with the reservoirs.
  • the headers may also be used to control a direction of the flow of cooling fluid through the individual coolant tubes.
  • the manifold may be formed as an elongated container with, for example, a round or rectangular cross-section.
  • the at least one passage opening can be arranged in a longitudinal side of the manifold.
  • the collecting tube can have a further opening for supplying or removing the cooling fluid to or from the collecting tube.
  • the at least one passage opening may have a shape which corresponds to a circumferential contour of the coolant pipe to be accommodated.
  • the coolant tube used is fluid-tightly connected to the collecting tube by inserting one end of the coolant tube into the passage opening and then connecting the adjoining material regions to one another in a fluid-tight manner, for example by means of a welding process.
  • the collar is provided.
  • the passage opening can also be referred to as a "passage", since the collar can be formed by means of a "pull-through” of Sarnmelrohrmatehal from outside to inside in the direction of a Sammelrohrein- ren.
  • the collecting tube may have a base element and a cover element which is connected in a fluid-tight manner to the base element.
  • the passage opening can be arranged in the bottom element.
  • This embodiment of a two-part construction is advantageous in that the passage opening can be made easier.
  • the floor element can be provided with at least one passage opening and subsequently the floor element can be provided on one of the at least one NEN through opening opposite side are closed with the lid member.
  • the cover element can be pushed into the bottom element. This saves production time and costs.
  • the bottom element may have a bottom element base surface and two opposing bottom element flanks.
  • the cover element may have a cover element base surface and two opposing cover element flanks.
  • the cover element flanks can be arranged between the bottom element flanks and connected in a fluid-tight manner to the bottom element flanks.
  • the bottom element flanks and the bottom element base surface and the lid element base surface may form outer walls of the collection tube.
  • This embodiment can advantageously be made particularly quickly and inexpensively, since only the steps of joining the bottom element and the cover element and then connecting both, e.g. need to be performed by means of a simple welding process.
  • the collar may surround an entire circumference of the through opening.
  • the passage opening may have a rectangular shape.
  • the passage opening may be arranged such that that long sides of the rectangular passage opening are parallel to the bottom element edges.
  • This embodiment is a low height of the manifold very contrary.
  • the collection tube presented here is advantageously particularly universally applicable, since an outer circumference of frequently used Kühiffenrohre has a rectangular outer peripheral contour. With this design can be made particularly space-saving.
  • the collecting tube may have a plurality of passage openings. These may be arranged adjacent to each other along a longitudinal extension of the base element base. For example, the through holes may be arranged in a row next to one another and evenly spaced from each other in the base element base.
  • the present invention further provides a heat exchanger having the following features: a first manifold according to one of the preceding embodiments; a second manifold according to one of the preceding embodiments; and at least one coolant tube, wherein the coolant tube is disposed between the first manifold and the second manifold and fluidly connected to the collar of the first manifold and the collar of the second manifold.
  • the heat exchanger can convert a plurality of coolant tubes arranged in parallel between the first and the second manifold. believe it.
  • a heat exchanger can be used for example in an electric or hybrid vehicle for cooling the drive battery.
  • only one of the collectors may be configured according to an embodiment of the present invention.
  • the heat exchanger has a heat exchanger surface for arranging at least one battery on the heat exchanger surface.
  • the heat exchanger surface may extend over the at least one coolant tube, at least a portion of the first manifold and at least a portion of the second manifold.
  • the plante (2004) (2004)erfikiee can be formed by wall portions of the manifolds and wall portions of the coolant tubes, Alternatively, the politicians (2004)leyerfikiee can be formed by an additional plate which rests on a wall portion of the manifolds and additionally or alternatively on wall portions of the coolant tubes.
  • the heat exchanger surface can extend over an entire length of the coolant tube and an entire width of one or both manifolds in the direction of a longitudinal direction of extension of the coolant tube. Accordingly, the heat exchanger surface may extend only over one of the manifolds.
  • the at least one battery can also be arranged in the region of the headers. It can thus be used as politicians appriserfikiee for battery cooling the entire areal extent of the heat exchanger.
  • the present invention further provides a method of manufacturing a manifold for a heat exchanger, comprising the following steps:
  • the method may, for example, be performed by a numerically controlled machine tool.
  • the die may be formed of high strength metal.
  • a distance between legs of the die may correspond to a distance between the bottom element flanks of the bottom element.
  • the stop surfaces formed by the paragraphs may correspond to bearing surfaces of the bottom element edges.
  • the cutting punch may be a tool having a sharp point that has sufficient strength to cut through the material of the bottom element base.
  • the aligning step the cutting punch can be aligned with a center of the bottom member base with respect to the bottom member flanks.
  • the pressing of the cutting punch can take place in a feed direction towards a yoke of the die.
  • the cutting nozzle can have a sufficient material thickness in order to press the folded or continuous edge region of the collecting tube against the inner wall of the collecting tube with the penetration of the base element base surface so that it comes into contact there.
  • the method may comprise a step of providing a cover element for the collection tube.
  • the cover element may have a cover element base surface and two opposite cover element flanks.
  • the method may include a step of inserting the cover element flanges between the bottom element flanks of the bottom element and the fluid-tight connection of the cover element flanks to the bottom element flanks.
  • this embodiment of the method allows a particularly quick and easy production of the manifold.
  • 1A is a schematic diagram of a method step for the production of
  • FIG. 1B is a schematic representation of a further method step for producing passages of a collecting tube
  • 2A is a schematic diagram of a method step for the production of
  • 2B is a schematic diagram of a further method step for producing passages of a collecting tube, according to an embodiment of the present invention
  • 3 is a perspective view of a collecting tube with a low overall height, according to an embodiment of the present invention
  • FIG. 4 is a sectional view of the collection tube of FIG. 3 with exemplary dimensions, according to an embodiment of the present invention.
  • FIG. 5 is a flowchart of a method for producing a low-height manifold, according to an embodiment of the present invention.
  • 1A shows a schematic representation of a method step for producing passages or passage openings of a collecting tube.
  • the passages are formed in a bottom element of the manifold.
  • 1A shows a cross-sectional view of an arrangement comprising a bottom element 100 of a collection tube, a die 110 and a cutting punch 120.
  • the arrangement shown in the illustration can be realized, for example, by clamping the base 100 with the die 110 into a tool and opposite the punch 120 is suitably positioned.
  • the illustration in FIG. 1A shows that both the bottom element 100 and the die 110 have a U-shape.
  • Bodenelementflanken 130 are so on tavern! attached to the die 110, that the bottom 100 against the die 1 10 is firmly positioned. End regions of the legs of the die 110 rest against a bottom element base surface 140 of the bottom element 100.
  • FIG. 1B shows a subsequent process step shown in FIG. 1A for producing a bottom element with passages for a battery cooler.
  • the punch 120 has cut through the bottom element base 140 of the bottom element 100. Due to a feed direction of the cutting punch 120 toward an inner portion of the die 110, an edge portion of the cut bottom face material corresponding to a circumferential geometry of the punch 120 was bent around the end portions of the legs of the die 110 and drawn into the inner portion of the die 110. As the illustration in FIG. 1B shows, the edge region of the cut forms an inner collar around the passage opening.
  • the illustration shows that a height of the die 110 determines a height 170 indicated by a double arrow in a Z-direction of the collecting tube to be manufactured.
  • FIGS. 2A and 2B show a production of passages for pipes in the bottom of a collecting pipe according to an embodiment. of the present invention.
  • the illustrations in FIGS. 2A and 2B correspond to those from FIGS. 1A and 1B, with the difference that a differently shaped die 110 is used and the bottom element 100 is a smaller height having.
  • the U-shaped female mold 110 used here has on each of the inner sides of each leg a shoulder for the formation of abutment surfaces 200 for the floor element flanks 130 of the floor element 100.
  • the bottom element flanks 130 need not, as shown in Figures 1A and 1B, are attached to the legs of the die 110, but can be applied to the stop surfaces 200 on the inner sides of the legs, as in the illustration in Fig. 2A easy to recognize.
  • the bottom element flanks 130 can be completely inserted into the die 1 10. End regions of the bottom element flanks 130 abut against the abutment surfaces 200 of the die 1 10.
  • a height of the stop surfaces 200 may correspond to a thickness of the bottom element edges 130.
  • the cutting punch 120 is disposed opposite to an outer surface of a central portion of the bottom member base 140 of the bottom member 100.
  • the cutting punch 120 may be configured to produce only a draft in the bottom element base 140.
  • the cutting punch 120 may also be formed to form a plurality of punctures, or there may be a plurality of cutting punches 120, each of which may each form a passage in the bottom member 100.
  • the manufactured passages can lie on one line. The passages can be evenly spaced from each other.
  • FIG. 2B shows a subsequent process step, shown in FIG. 2A, for producing a bottom element with passages for a battery cooler.
  • the punch 120 has cut through the bottom member bottom surface of the bottom member 100.
  • an edge portion of the cut bottom sheet material has been bent inward in accordance with a circumferential geometry of the punch 120 and into an inner portion of the bottom 100 pulled,
  • After removal of the punch 120 is the formation at least one passage opening or a passage in the bottom element 100 completed.
  • the edge region of the cut formed by the punch 120 forms an inner collar around the passage opening.
  • the inner collar adjoins an inside of the now shortened bottom element edges 130 in an overlapping region.
  • the bottom 100 has a thickness in the region of the passage opening, which thickness is determined from a thickness of the collar and a thickness of the regions of the bottom element flanks 130 which overlap with the collar and are in their original position.
  • the bottom 100 in the region of the passage opening has a thickness which corresponds to a double material thickness of the bottom element edges 130.
  • the illustration shows that a height of the floor 100 determines a height 170 indicated by a double arrow in a Z-direction of the collecting pipe to be manufactured.
  • the die 110 allows the die legs to be out of the way in the formation process of the passage orifices, particularly during the formation of the collar.
  • a much flatter collar portion can be formed.
  • the overall height 170 of the bottom element 100 shaped according to the method shown with reference to FIG. 2B is less than that of that shown in FIG. 1B.
  • a battery can be arranged on an outer surface of at least one of the bottom element edges 130.
  • Fig. 3 shows a perspective view of a manifold 300 with the lowest possible height and passages for flat tubes, according to an embodiment of the present invention.
  • the collecting tube 300 has a bottom element 100 manufactured according to the method shown in FIGS. 2A and 2B and a cover element 310.
  • the bottom element 100 shown in FIG. 3 comprises four rectangular-shaped passages or through-openings 350, of which, for the sake of clarity, only one with a reference number is provided.
  • the respective collar 360 is circumferential around the passages 350.
  • the passages 350 are suitable for connecting coolant tubes in a flat construction to the manifold 300.
  • the cover element 310 is formed like the bottom element 100 in a U-shape, wherein a distance between outer sides of cover element flanks 320 of the cover element 310 is equal to or slightly smaller than a distance between inner sides the bottom element flanks 130 of the bottom element is such that the cover element 310 can be inserted between the bottom element flanks 130 for closing the collecting tube 300 and can be welded thereto in order to seal the collecting tube 300 in a fluid-tight manner.
  • FIG. 4 shows a cross-sectional view of the collection tube 300 from FIG. 3 with exemplary dimensions. All dimensions shown are indicated by double arrows. Thus, a width 400 of the manifold 300 20 to 40 cm and a height 410 of the manifold 300 8.5 cm. A material thickness 420 of the lid member 310 as the bottom member 100 is dimensioned 1 cm. A distance 430 between inner sides of the bottom element flanks is 4.5 cm, and a clear dimension 440 of the passage 350 is 3 cm. In the illustration in Fig. 4, the manifold 300 is shown with a pushed into the passage 350 coolant tube 450. The dimensions mentioned are given as examples and can be varied.
  • FIG. 5 shows a flowchart of a method 500 for producing a bottom element for a low-height collector tube, according to one exemplary embodiment of the present invention.
  • a bottom member is provided for the manifold and, in a step 520, a female mold is provided in a U-shape with shouldered stop surfaces for receiving the flanks of the bottom member. Steps 510 and 520 may be concurrent.
  • the die and the bottom element are assembled so that the flank ends of the bottom element abut against the abutment surfaces of the die.
  • a step 540 the die-floor element combination is then so opposed aligned with a cutting punch that the cutting punch is directed to an outer side of the bottom element base surface of the bottom element. Then, in a step 550, the cutting punch is pushed through the bottom member base to form one or more through holes in the bottom member base. Finally, in a step 560, the die and the punch are removed from the bottom member
  • openings for the tubes may be punched, i. without "pulling through” a "collar” are produced.
  • the punching process can be done from the inside out.
  • the die can be arranged on the outside to achieve the lowest possible height.
  • the soldering resistance depends on a sufficiently thick material thickness.

Abstract

L'invention concerne un tube collecteur (300) conçu pour un échangeur thermique, comprenant au moins une ouverture de passage (350) pour recevoir un tube à réfrigérant de l'échangeur thermique. Cette ouverture de passage (350) est délimitée par un col (360) qui est formé par une zone de bordure du tube collecteur (300) rabattue vers une paroi interne du tube collecteur (300), ledit col (360) reposant contre la paroi interne.
PCT/EP2012/053942 2011-03-08 2012-03-07 Tube collecteur, échangeur thermique et procédé de production d'un tube collecteur WO2012120059A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011005236.4 2011-03-08
DE201110005236 DE102011005236A1 (de) 2011-03-08 2011-03-08 Sammelrohr, Wärmetauscher und Verfahren zum Herstellen eines Sammelrohres

Publications (1)

Publication Number Publication Date
WO2012120059A1 true WO2012120059A1 (fr) 2012-09-13

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PCT/EP2012/053942 WO2012120059A1 (fr) 2011-03-08 2012-03-07 Tube collecteur, échangeur thermique et procédé de production d'un tube collecteur

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DE (1) DE102011005236A1 (fr)
WO (1) WO2012120059A1 (fr)

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DE102012210339A1 (de) 2012-06-19 2013-12-19 Behr Gmbh & Co. Kg Wärmeübertrager
DE102012214783A1 (de) 2012-08-20 2014-02-20 Behr Gmbh & Co. Kg Wärmetauscher für eine Batterieeinheit
DE102014112594A1 (de) * 2014-09-02 2016-03-03 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Wärmetauscher zum Kühlen einer Energiespeicherzelle und Energiespeicherzelle mit einem Wärmetauscher
DE102014219387A1 (de) * 2014-09-25 2016-03-31 Mahle International Gmbh Sammler und zugehöriger Wärmeübertrager

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FR2800451A1 (fr) * 1999-10-27 2001-05-04 Valeo Thermique Moteur Sa Echangeur de chaleur a encombrement reduit et equipement d'un vehicule automobile comportant un tel echangeur de chaleur
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