EP1682831B1 - Echangeur thermique - Google Patents

Echangeur thermique Download PDF

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Publication number
EP1682831B1
EP1682831B1 EP04819205A EP04819205A EP1682831B1 EP 1682831 B1 EP1682831 B1 EP 1682831B1 EP 04819205 A EP04819205 A EP 04819205A EP 04819205 A EP04819205 A EP 04819205A EP 1682831 B1 EP1682831 B1 EP 1682831B1
Authority
EP
European Patent Office
Prior art keywords
heat exchanger
collection container
tube
collecting container
previous
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.)
Not-in-force
Application number
EP04819205A
Other languages
German (de)
English (en)
Other versions
EP1682831A1 (fr
Inventor
Gerrit WÖLK
Markus Pflieger
Siegfried Tews
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.)
Mahle Behr GmbH and Co KG
Original Assignee
Behr GmbH and 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 and Co KG filed Critical Behr GmbH and Co KG
Publication of EP1682831A1 publication Critical patent/EP1682831A1/fr
Application granted granted Critical
Publication of EP1682831B1 publication Critical patent/EP1682831B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B39/00—Evaporators; Condensers
    • F25B39/04—Condensers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/044—Condensers with an integrated receiver
    • F25B2339/0441—Condensers with an integrated receiver containing a drier or a filter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2339/00—Details of evaporators; Details of condensers
    • F25B2339/04—Details of condensers
    • F25B2339/044—Condensers with an integrated receiver
    • F25B2339/0446—Condensers with an integrated receiver characterised by the refrigerant tubes connecting the header of the condenser to the receiver; Inlet or outlet connections to receiver
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
    • F25B2400/16—Receivers
    • F25B2400/162—Receivers characterised by the plug or stop
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2500/00—Problems to be solved
    • F25B2500/01—Geometry problems, e.g. for reducing size
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B40/00—Subcoolers, desuperheaters or superheaters
    • F25B40/02—Subcoolers

Definitions

  • the invention relates to a heat exchanger, and in particular for refrigerant condensers of a motor vehicle.
  • refrigerant condensers for motor vehicles are also known, such as sump for such refrigerant condensers.
  • such refrigerant condensers on two headers and an interposed tube-fin block.
  • the tubes of the tube-fin block open at both ends into one of the two headers, so that a refrigerant connection between them is generated.
  • a dryer which consists for example of a dryer cartridge and a filter.
  • the dryer may extract liquid (water) from the refrigerant, and the filter cleans the refrigerant from particles which may be introduced into the refrigerant by, for example, abrasion or the like.
  • One of the two manifolds and the reservoir are connected via two overflow openings or channels. Via one of these transfer channels, refrigerant can flow from the collecting pipe into the collecting container, and it can flow back through the other overflow opening. Both of these overflow openings are arranged in the lower end region of the collecting container.
  • One Pipe which forms a jacket wall of the collecting container, has a constant inner diameter and a constant outer diameter or a constant inner circumference and a constant outer circumference in cross section perpendicular to the longitudinal direction seen.
  • the collecting container has substantially the same length as the adjacent collecting tube.
  • the collecting container is shorter than the adjacent header.
  • the collecting container here has a substantially constant inner and outer diameter.
  • the W00218853 A describes a heat exchanger having a tube or tube / fin block, a first header receiving first ends of the tubes of the tube or tube / fin block and a header arranged substantially parallel to the first header and at least an inlet opening and an outlet opening, the first collecting tube having at least two openings, one of which is in fluid communication with the inlet opening and one with the outlet opening of the collecting container to allow fluid flow from the first collecting tube into the collecting container and vice versa, wherein the collecting container a Outer jacket which radially bounds the interior of the collecting container and is formed from at least two tubular parts.
  • the two tubular parts of the outer jacket of the collecting container are formed differently in cross-sections seen perpendicularly to the longitudinal direction of the collecting container and arranged eccentrically with respect to one another.
  • the sump is shown with the manifold as a single component.
  • the DE 10 213 194 A discloses a heat exchanger according to the preamble of claim 1.
  • the invention has for its object to provide a heat exchanger, in particular coolant condenser, with collecting container, which can be produced in a simple manner, and can be easily adapted to space requirements.
  • the object is achieved by a heat exchanger according to claim 1.
  • Preferred embodiments are the subject of the dependent claims.
  • the outer jacket is in particular formed by one or more tubes. These may for example have a constant wall thickness. They can be, for example, hollow cylindrical tubes. But they can also have a different cross-sectional area. Preferably, the walls of such tubes are aligned parallel to the longitudinal axis of the collecting container.
  • An outer jacket of the collecting container delimits in particular the collecting container in a direction perpendicular to its longitudinal direction, in particular circumferentially.
  • An outer jacket may in particular be an outer jacket wall, such an outer jacket wall in particular may have a plurality of tubes and is preferably in one piece. Tubular parts are in particular tubes.
  • a dryer-filter device is introduced into the collection container before or after the soldering oven.
  • the collecting container is welded at the top by means of a lid or the like.
  • the lid of the collecting container is detachably arranged, so that in particular after the soldering process, the dryer-filter device inserted into the collecting container, or can also be changed at a later date.
  • the invention enables a variable adaptation to space requirements, in particular the car manufacturer. Thus, it may also be useful in certain situations under crash test aspects, for example, if the collecting container does not have a constant external dimension.
  • the arrangement of the collecting container is preferably selected so that above the larger outer diameter and below the smaller outer diameter is arranged.
  • the collection container has substantially the same length as the first collection tube.
  • Fig. 1 shows an exemplary, inventive heat exchanger 1 with a collecting container 10 in a schematic, partial view.
  • the heat exchanger 1 has the collector or collecting container 10, a first manifold 12 and a second, not shown collecting tube and a tube-rib block 14.
  • the tube-fin block 14 has a plurality of parallel tubes 16, which are designed for example as flat tubes, extending straight and are received with their respective first end in the first manifold 12. For this purpose, facing the tube-and-fins block, openings designed as slots are provided in the first collection tube 12, which receive these tube ends. If necessary, the pipe ends can protrude slightly into the collecting pipe 12.
  • the second, in Fig. 1 not shown ends of the tubes 16 of the tube-fin block 14 are received in a corresponding manner by the second, not shown manifold, so that via the pipes 16 each have a flow connection between the first manifold 12 and the second manifold is given.
  • the headers may each be composed of a bottom part 18 and a cover part 20, which are each formed in a half-shell-like manner.
  • the bottom part 18 in each case faces the tube-rib block 14 and the lid part 20 facing away from this tube-rib block 14.
  • Adjacent to the first manifold 12 of the collector container 10 is arranged, which extends substantially parallel to this first manifold 12.
  • the collecting container 10 is arranged substantially on the side facing away from the tube-rib block side of the first manifold 12. It can also be arranged in the direction of this tube-and-fin block, in particular slightly, pivoted.
  • the second manifold is closed at the top and bottom via suitable closure means.
  • suitable closure means for example, non-detachable covers can be used here. It can also be provided detachable cover. Non-detachable covers can in particular be soldered or welded.
  • the heat exchanger 1 or the collecting container 10 is used or used for a refrigerant condenser for a motor vehicle air conditioning system.
  • the tubes 16 are flowed through by refrigerant, so that a refrigerant connection is provided via the tubes 16 between the first manifold 12 and the second manifold. It can be provided that in the collecting pipes a plurality of perpendicular to the longitudinal axis separating partitions are drawn, so that the refrigerant is passed serpentine manner through the tubes 16 and the two manifolds. It can also be provided that in each case a plurality of tubes 16 are positioned between two such, arranged in the same manifold, partitions.
  • the partitions may be aligned in each case flat and perpendicular to the manifold longitudinal axis; However, they can also have other shape and be aligned differently, such as obliquely to the longitudinal axis of the respective manifold.
  • Such partitions may for example be made separately from the manifold or the lid and the bottom, and soldered in the manifold, for example in Lötoffen become.
  • Preferred flow guides which can be effected in particular with the aid of such partitions, will be described below with reference to the Fig. 3 explained.
  • each ribs 22 are arranged, which can be traversed by air, in particular transversely to the longitudinal direction of the tubes 16.
  • the collecting container 10 has an outer jacket 24, which limits this collecting container or the interior 26 of the collecting container, namely radially outward.
  • This outer shell 24 thus virtually surrounds the interior 26 of the collecting container 10.
  • the outer jacket is formed by the respective outer or radially outer wall sections or walls and can also be referred to as outer jacket wall. In this context, I would like to point out that the jacket does not have to be formed from a one-piece wall. It is preferably provided that, as will also be shown below, different tubes or the like are connected to one another to form the outer jacket or the outer jacket wall. Such tubes may also be the one tube, which has a relatively small external dimension, inserted into another tube having a correspondingly larger internal dimension, with its end portion, so that these tubes overlap seen in the longitudinal direction.
  • the (outer) wall of the inserted tube outside the overlap region to form the outer shell or a portion of the outer shell of the collecting container 10, while the (outer) wall of the other tube also forms an outer shell or outer shell portion of the collecting container 10. If several such tubes are plugged into each other in a corresponding manner, this applies accordingly.
  • the outer shell 24 of the collecting container 10 is formed by or by means of a first tube 28 and by means of a second tube 30, and optionally by means of a profile piece 32. It can, what in Fig. 1 not shown, more than two tubes are used to form the outer sheath.
  • the tubes 28 and 30 are each made separately.
  • the profile piece 32 is manufactured separately.
  • the profile piece 32 may be, for example, an extruded part.
  • the tubes 28 and 30 can be made in the same way or in different ways. For example, they can each be welded from semi-finished products. However, they can also be made in other ways.
  • the tubes 28 and 30 are thin-walled. They may, for example, have a wall thickness which is substantially matched to the pressures or bursting pressures occurring in the interior 26 during operation, or is dimensioned such that it withstands these pressures.
  • the profile piece 32 may, for example, be such that it has a greater wall thickness than the tubes 28 and 30.
  • the tubes 28 and 30 may have the same wall thickness or a different one.
  • the wall thickness of the first tube 28 is preferably constant along the length of this tube as well as along the circumference.
  • the wall thickness of the second tube 30 is also substantially constant along the circumference and along its length. But it can also be given varying wall thicknesses.
  • the tubes 28 and 30 are each designed as a hollow cylinder.
  • the walls of these tubes and the hollow cylindrical wall of these tubes is in the design according to Fig. 1 such that it runs essentially parallel to the longitudinal axis of the collecting container.
  • the tubes 28 and 30 have different cross-sectional areas and / or have sections of their wall which run non-parallel to the longitudinal axis of the collecting container 10.
  • first tube 28 and / or the second tube 30 may have a three, four or polygonal or an elliptical cross section. It can also be provided that the cross-sectional shape of one or both of these tubes 28, 30 are different on the inside and outside, ie on the inside surface and the outside surface, respectively.
  • the inner surface is substantially round or circular in shape and the outer surface - in cross-section - elliptical.
  • Fig. 1 what is in Fig. 1 is also shown, provided that the first tube 28 and the second tube 30 are designed as a hollow cylinder.
  • the first profile piece 32 is disposed in a (second) end region of the collecting container 10 facing away from the first end 34. This is the upper end portion while the first end 34 of the sump 10 is the lower end.
  • the profile piece 32 extends substantially to the second or upper end 36 of the collecting container 10.
  • the profile piece 32 is designed substantially round, and has substantially a cylindrical outer circumferential surface, it may be formed on the profile piece and holder or support surface parts or the like outside, for example, be supported on the first manifold 12. On its inside, this profile piece has a profiling based on the Fig. 2 will be explained.
  • the overflow opening 38 or overflow channel 38 serves to allow the fluid or refrigerant from the collecting container 10 to flow into the first collecting pipe 12, and the overflow opening or the overflow channel 40 serves to convey the fluid or refrigerant from the first collecting pipe 12 into the first collecting pipe 12
  • Sump 10 can flow, which is schematically in Fig. 1 indicated by corresponding arrows.
  • a sealing lip 42 or a suitable release agent is provided, which is a direct Overflow of fluid or refrigerant - past the filter / dryer cartridge or cartridge 44 - prevented by the overflow opening 40 in the overflow opening 38 in the interior of the collecting container 10.
  • the filter / dryer cartridge 44 is arranged or received in the collecting container 10 and has a dryer part and a filter part.
  • the dryer part serves to extract moisture or water from the fluid or refrigerant. It can be provided, for example, that for this purpose a granulate or powder or the like is provided.
  • the filter part serves to extract from the fluid or refrigerant any particles which could be introduced there by abrasion, for example.
  • the filter-dryer cartridge 44 is held in the collecting container 10 releasably in a certain position.
  • a force accumulator such as spring, or elastic holding elements or the like may be provided.
  • the first profile piece 32 is placed on the first tube 28 of the collecting container 10 and soldered to it.
  • a ring holder 46 is provided in the region of the second end 36 and the upper end of the collecting container 10.
  • This ring holder 46 surrounds the collecting container 10 or its first profile piece 32 at least partially, here completely complete. As Fig. 2 shows, this ring holder 46 has an angled portion 48 which extends slightly frontally of the profile piece 32.
  • This ring holder 46 also has an extension 50 which engages in the upper end and the upper region of the first manifold 12. In this area, the extension 50 of the ring holder 46 can simultaneously form a cover for closing this first manifold 12. He may also - additionally or alternatively - embrace the first manifold 12 from the outside. Furthermore, it can be plugged into the frontal opening of the manifold by clamping.
  • the ring holder 46 takes both the first manifold 12 and the collecting container 10 and the first profile piece 32, in particular by clamping.
  • the first manifold 12 can be held on the collecting container 10 and the first profile piece 32, or the positioning of the collecting container 10 to the first manifold 12 via this ring holder, at least in the upper region.
  • the ring holder 46 can then be soldered in the soldering oven with the first manifold 12 and the collecting container 10 and the first profile piece 32. This may for example be such that the first manifold 12 is sealed by soldering at its upper end.
  • soldering or adhesion points can also be provided for prefixing before insertion into a collecting furnace soldering or adhesion points, in the said area or at other locations, in particular in areas where a solder joint is produced in the soldering oven.
  • the collecting container 10 has an outer jacket 24, which limits this collecting container or the interior 26 of the collecting container, namely radially outward.
  • This outer shell 24 thus virtually surrounds the interior 26 of the collecting container 10.
  • the outer jacket is formed by the respective outer or radially outer wall sections or walls and can also be referred to as outer jacket wall.
  • the mantle does not need to be formed as a one-piece wall.
  • different Tubes or the like for forming the outer jacket or the outer jacket wall are interconnected.
  • Such tubes may also be the one tube, which has a relatively small external dimension, inserted into another tube, which has a correspondingly larger internal dimension, with its end, so that these tubes overlap seen in the longitudinal direction.
  • the (outer) wall of the inserted tube outside the overlap region wants the outer shell or a portion of the outer jacket of the collecting container 10, while the (outer) wall of the other tube also forms an outer jacket or outer jacket section of the collecting container 10. If several such tubes are plugged into each other in a corresponding manner, this applies accordingly.
  • the outer shell 24 of the collecting container 10 is formed by or by means of a first tube 28 and by means of a second tube 30, and optionally by means of a profile piece 32. It can be what's in there Fig. 1 not shown, more than two tubes are used to form the outer sheath.
  • the tubes 28 and 30 are each made separately.
  • the profile piece 32 is manufactured separately.
  • the profile piece 32 may be, for example, an extruded part.
  • the tubes 28 and 30 can be made in the same way or in different ways. For example, they can each be welded from semi-finished products. However, they can also be made in other ways.
  • the tubes 28 and 30 are thin-walled. They may, for example, have a wall thickness which is substantially matched to the pressures or bursting pressures occurring in the interior 26 during operation, or is dimensioned such that it withstands these pressures.
  • the profile piece 32 may for example be such that it has a greater wall thickness than the Tubes 28 and 30.
  • the tubes 28 and 30 may have the same wall thickness or a different one.
  • the wall thickness of the first tube 28 is preferably constant along the length of this tube as well as along the circumference.
  • the wall thickness of the second tube 30 is also substantially constant along the circumference and along its length. But it can also be given varying wall thicknesses.
  • the tubes 28 and 30 are each designed as a hollow cylinder.
  • the walls of these tubes and the hollow cylindrical wall of these tubes is in the design according to Fig. 1 such that it runs essentially parallel to the longitudinal axis of the collecting container.
  • the tubes 28 and 30 have different cross-sectional areas and / or have sections of their wall which run non-parallel to the longitudinal axis of the collecting container 10.
  • the tube 28 and / or the tube 30 may have a three, four or polygonal or an elliptical cross section. It can also be provided that the cross-sectional shape of one or both of these tubes 28, 30 are different on the inside and outside, ie on the inside surface and the outside surface, respectively.
  • the inner surface is substantially round or circular in shape and the outer surface - in cross-section - elliptical.
  • Fig. 1 what is in Fig. 1 is also shown, provided that the first tube 28 and the second tube 30 are designed as a hollow cylinder.
  • the first tube 28 of the collecting container 10 has in the design according to Fig. 1 a larger outer diameter than the second tube 30 of the collecting container 10, so that two different sized outer diameter of the outer jacket 24 of the collecting container 10 are given.
  • the outer diameter of the first tube 28 of the collecting container 10 is in Fig. 1 schematically indicated by the double arrow 52
  • the outer diameter of the second tube 30 of the collecting container 10 is in Fig. 1 schematically indicated by the double arrow 54.
  • the outer diameter 54 of the second tube 30 of the collecting container 10 is significantly smaller than the outer diameter 52 of the second tube 28 of the collecting container 10.
  • the difference of the outer diameter 52 of the first tube 28 of the collecting tube 10 and the outer diameter 54 of the second tube 30 of the collecting tube 10 in the range of 15-45 mm. But it can also be given other diameter differences.
  • the interior 26 of the collecting container 10 or the collecting container 10 is bounded by the first tube 28 and the second tube 30 radially outward.
  • the first tube 28 of the collecting container 10 and the second tube 30 of the collecting container 10 each have a substantially cylindrically shaped inner surface. It is provided that the inner diameter of the first tube 28 of the collecting container 10 is greater than the inner diameter of the second tube 30 of the collecting container 10th
  • the cross-sectional area of the inner space 26 bounded by the outer jacket is greater in terms of its surface area than in the region in which the outer jacket 26 of the collecting container 10 is formed by the second tube 30.
  • the outer diameter 54 of the first tube 30 of the collecting container 10 is preferably smaller than 25 mm, so that the maximum outer dimension of the outer jacket 26 in the region in which the outer jacket 26 of the collecting container 10 is formed by the first tube 30 is smaller than 25 mm ,
  • the outer diameter 54 may be, for example, 19 mm.
  • a wall portion 58 In the second tube 30 of the collecting container 10 facing end-side end portion of the first tube 28 of the collecting container 10 is partially covered by a wall portion 58.
  • This wall section 58 is in the Design according to Fig. 1 designed as a disc.
  • This disc 58 is in the design according to Fig. 1 aligned substantially perpendicular to the longitudinal axis of the collecting container 10.
  • the disc 58 is inserted into the second tube 30 facing the tube end of the first tube 28 of the collecting container 10.
  • the diameter of this disc which is round here, substantially corresponds to the diameter or inner diameter of the first tube 28 or is slightly smaller.
  • the disc 58 thus has a similar diameter as the first tube 28.
  • the disc 58 is in the design according to Fig.
  • the wall portion 58 is not formed by a disc, but by an attached lid or the like. This can for example be such that the lid is fitted onto the first tube 28 of the collecting container 10 or the first tube 28 of the collecting container 10 is inserted into the lid.
  • the wall section 58 or the disk 58 has an opening.
  • the first tube 30 opens.
  • the tube 30 may protrude through this opening or terminate substantially at the opening.
  • the opening may be such that it is circumferentially completely bounded by the wall section 58 or the disk 58, or so that it lies on an edge region of this wall section 58 or of this disk 58 and is thus not completely closed in the radially outer region ,
  • the opening is adapted substantially in terms of their shape and size to the outer contour of the second tube 30 of the collecting container.
  • the second tube 30 of the collecting container 10 and the wall portion 58 or the disc 58 is manufactured as a one-piece assembly. This assembly can be divided into two sections, namely the second tube 30 and the disc 58.
  • the disc 58 also a differently shaped wall portion, such as Lid or the like can be.
  • a lid may also have a circumferential collar which is aligned substantially parallel to the longitudinal axis of the collecting container 10.
  • the second tube 30 of the collection container 10 and the disc 58 may also be manufactured separately and connected to each other, such as soldered or welded.
  • the second tube 30, as well as the tube 28, may also be a welded tube.
  • the assembly comprising the second tube 30 and the washer 58 is made in one piece, this assembly can be advantageously made by extrusion or extrusion or thermoforming or by casting, although other types of fabrication can be selected.
  • the second tube 30 of the collecting container 10 is closed at the lower end or in the region of its lower end, ie the end facing away from the first tube. This can be done for example by means of a lid or a disk or a cup or a double lid, as indicated schematically by the reference numeral 60.
  • the length of the second tube 30 and / or the length of a portion viewed in the longitudinal direction of the collecting container 10, in which the second tube forms the outer jacket 26, can be configured in different ways or variably. It may be advantageous, for example, if this length is in the range of 50 mm to 300 mm. However, other lengths are preferred.
  • the assembly formed from the second tube 30 and the wall portion 58 is inserted into or on the first tube 28 of the collecting container 10 and, preferably, soldered together. In particular, it can be provided that a tight connection is generated here.
  • connection between the first tube 28 of the collecting container 10 and the second tube 30 of the collecting container 10, which takes place here by means of the disc 58 and by soldering or the like, in a range is given by at least 20% of Total length of the collecting container 10 from the two ends 36, 34 of the collecting container 10 is spaced.
  • the distance of this connection region to the upper end 36 of the collecting container 10 is indicated schematically by the double arrow 62 and to the lower end 34 schematically by the double arrow 64.
  • the total length of the collecting container 10 is in Fig. 1 schematically indicated by the double arrow 66.
  • the total length of the collecting container is schematically indicated by the double arrow 66.
  • the second tube 30 of the collecting container 10 is in the design according to Fig. 1 arranged eccentrically to or from the first tube 28 of the collecting container 10. This is also clear from the lines 68 and 70, the line 68 schematically indicating the central longitudinal axis of the first tube 28 of the collecting container 10, and the line 70 the central longitudinal axis of the second tube 30 of the collecting container 10.
  • the second tube 30 is arranged so eccentrically with respect to the first tube 28 that it faces the first manifold 12, which, however, may also be different.
  • the first tube 28 of the collecting container 10 substantially the same distance from the first manifold 12, as the second tube 30 of the collecting container 10.
  • these distances are different.
  • the first tube 28 has a smaller distance from the first manifold 12 than the second tube 30 of the reservoir 10.
  • the central longitudinal axis 70 of the second tube 30 of the collecting container 10 has a smaller distance from the central longitudinal axis of the first collecting tube 12, the central longitudinal axis 68 of the first tube 28 of the collecting container 10 to the central longitudinal axis of the first collecting tube 12 has.
  • the second tube 30 of the collecting container 10 substantially is arranged concentrically to the first tube 28 of the collecting container 10.
  • the entry of the fluid or heat exchanger medium or of the refrigerant, referred to below for simplicity of refrigerant, in the collector or collecting container 10 takes place in the design according to Fig. 1
  • the refrigerant flows above the sealing lip 42 into the dryer cartridge 44, then through the dryer cartridge and exits below the sealing lip 42 again from the dryer cartridge 44.
  • the refrigerant flows through the assembly of the collecting container 10 formed by the disk 58 and the second tube 30 of the collecting container and from there into the first collecting pipe 12. This is here such that the refrigerant flows through the overflow opening or the overflow channel from the collector 10 enters the first manifold 12.
  • Botströmö réelle or the overflow 38 and / or the overflow or the overflow 40 is formed in a preferred embodiment according to one of the variants in the German patent application 103 38 527.4 proposed by the applicant.
  • the connection or connection of the collecting container 10 to the first manifold 12 may be in the lower region, in particular in the region of the overflow or the overflow 40, as in the German patent application 103 38 527.4 the applicant is proposed. Also in the region of the overflow opening 38 can be given such a connection or connection.
  • connection or connection of the collecting container 12 to or to the manifold 12 is preferably carried out above by means of the already described ring holder 46, which will also be described below.
  • Fig. 1 corresponds to the length of the collecting container 10 is substantially the length of the first manifold 12, but this can also be different.
  • the outer diameter of the second tube 30 of the collecting container 10 substantially corresponds to the outer diameter of the first collecting tube.
  • the second tube 30 and the disc 58 may also be made separately, which are inserted into each other and soldered together.
  • the dryer cartridge or the filter-dryer cartridge 44 is passively connected, such as in a solderable dryer.
  • an additional filter is integrated between the inlet 38 into the collecting container 10 and the outlet 40 from the collecting container 10.
  • one or both overflow openings or overflow channels 38, 40 are designed according to one of the variants described below: It can be provided, for example, that the collecting container 30 and / or the first collecting tube 12 has outwardly directed passages. These may, for example, each have at their free end a substantially identical end face, and with this end face abutting each other and soldered. In such a configuration, for example, it may also be provided that, in particular in addition, these mutually associated passages of a sleeve, which preferably thickens, are surrounded. It can also be provided that such a sleeve is arranged inside. This is in particular a common sleeve for the mutually associated passages.
  • the mutually associated passages are dimensioned so that they telescopically insert into one another and are also inserted into each other.
  • the first manifold 12 has a bore, and the collecting container 10 has a passage which is inserted into this opening to form an overflow channel. This can also be the case in reverse.
  • the first manifold 12 and the collecting container 10 to form an overflow or an overflow channel has characteristics. These may for example be such that they each form an outwardly directed annular surface, wherein the two annular surfaces are placed against each other and soldered.
  • connection or connection or the formation of such an overflow channel in particular in the region of the overflow channel 40, is possible but also in the region of the overflow channel 38, via a short, extruded profile takes place in a corresponding Opening of the first manifold 12 and an opening of the collecting container 10 is inserted, and preferably soldered there in each case.
  • such an extruded profile has a bead, which keeps the collecting container 10 and the first collecting tube 12 at a distance to form an intermediate gap.
  • a gap between the first manifold 12 and the sump 10 may also be created in other ways.
  • the dryer or the cartridge 44 is interchangeable. It can therefore be removed and exchanged for another.
  • a detachable lid in the region of the upper end provided by the collector who is still based on the Fig. 2 will be explained in an exemplary design.
  • a non-replaceable dryer is provided instead of such a replaceable dryer.
  • This can for example also be a dryer cartridge 44 or designed in some other way, being fixed within the collection container in such a way that it can not be removed or replaced without destruction.
  • a solderable dryer is provided instead of a replaceable dryer (dryer cartridge and filter).
  • a solderable dryer is exemplary in the German patent application DE 103 38 526.6 the applicant described. With regard to such a solderable dryer, so a dryer that would not be destroyed or damaged in a brazing furnace, is based on the comments in the DE 103 38 526.6 Reference is made in this regard as a preferred embodiment to the subject matter of the present disclosure in relation to preferred embodiments of the invention.
  • connection between the first manifold 12 and the collecting container 10 can be made in a preferred design above, as in the German patent application 103 38 527.4 the applicant is described. On the related statements in the German patent application 103 38 527.4 Reference is made expressly and they are incorporated herein by reference into preferred embodiments of the invention.
  • the filter / dryer cartridge is received in the first tube 28.
  • the first tube 28 is arranged above the second tube 30, ie facing the upper end of the collecting container 10.
  • Fig. 2 shows an upper section of the design according to Fig. 1 in an enlarged view, wherein the collecting container 10 and the first tube 28 and the first profile piece 32 and the ring holder 46 are partially cut and the arrangement relative to the design according to Fig. 1 tilted slightly forward.
  • FIG. 2 shows a releasable closure 80 provided by means of which the second end 36 and the upper end 36 of the collecting container can be closed.
  • This releasable closure element 80 is designed here as a plug.
  • the detachable closure 80 has on its outer surface two circumferential, longitudinally spaced grooves, in which O-ring 82 designed as sealing devices are each arranged.
  • the profile piece 32 has on its inner surface a sealing surface 21 for the O-rings 82 of the plug 80.
  • a circumferential groove 84 is provided in the inner surface of the first profile piece 32, which can receive a locking ring.
  • the plug or closure 80 is used for closing insofar as the first profile piece, which holds a arranged in the groove 24 or subsequently arranged retaining ring the plug or closure 80 in its closed position.
  • This locking ring can be removed for example by means of a suitable tool to release the closure again and to allow removal of the dryer.
  • the closure can be prevented from falling into the collecting tube 10 by suitable means, stops or the like.
  • spacers or stops or power storage such as spring or the like may be provided.
  • the first profile piece 32 has on its inner surface on a circumferential slope, for example, allow a gentle insertion of the O-rings. Accordingly, this slope is arranged above the sealing surface of the first profile piece 32 and / or below the groove 84.
  • the wall thickness of the first profile piece is greater than the wall thickness of the first tube 28. This is there so that the first profile piece radially radially in the contact region between this first profile piece 32 and the first tube 28 is substantially flush with the tube 28 and radially outside a fitting on the outer surface extension 25 is provided, which overlaps or envelops the tube 28.
  • the tube 28 is supported here axially on the first profile piece 32, wherein the profile piece 32 is attached to the first tube 28.
  • Such a detachable closure 80 may be designed, for example, as a screw cap, in particular as an alternative.
  • a screw can for example be screwed by means of its thread in a provided on the profile piece 32 thread to close.
  • the groove 84 and the locking ring are then replaced by a thread pairing.
  • Other designs of a - especially at the upper end 36 of the collecting container 10 provided - releasable closure are preferred.
  • the detachable closure 80 makes it possible, in particular, to remove or replace the dryer or the dryer cartridge.
  • the upper end 26 may also be tightly closed.
  • the ring holder can also be such that it does not have an annular opening in the region of the collecting container, but instead completely covers the first end 36 of the collecting container.
  • the 3 and 4 show two exemplary variants according to which the flow through the heat exchanger 1 can take place.
  • the heat exchanger 1 is in particular as a condenser, preferably as a refrigerant condenser designed. For simplicity, it will be discussed below that this condenser is flowed through by a refrigerant.
  • flow-through variant 1 The principle of flow in Fig. 3 is hereinafter referred to as flow-through variant 1, and the flow-through principle, the in Fig. 4 is shown and may also be referred to as a classical principle is referred to for reference as the flow variant 2.
  • the flow paths of the condenser are respectively the flow paths of such tubes of the tube-fin block, which are flowed through in the same flow direction, and open into the same chamber of the first header and the same chamber of the second header. These chambers are limited by the already mentioned partitions within the respective manifold.
  • a plurality of tubes of the tube-fin block can form a flow path or a tube of this tube-rib block.
  • Different flow paths can each be assigned the same number of tubes of the tube-fin block. It can also be provided that this number is different. Combinations are possible.
  • the flow path of the capacitor As a subcooling the last flow path of the capacitor is referred to, ie the flow path, which is flowed through the last, before the refrigerant exits the condenser.
  • hot gas inlet refers to the opening through which the refrigerant enters the condenser, or, the flow path is referred to as the hot gas section, which is first flowed through by the refrigerant after entry.
  • first flow variant of the hot gas inlet and the subcooling are arranged in direct proximity to each other.
  • the refrigerant initially flows upward when viewed from the inlet.
  • the refrigerant flows between the headers several times or several times back and forth. In the design according to Fig. 3 this is shown as flowing through successive flow paths of the condenser in the upward direction in opposite directions.
  • three flow paths are provided, which are flowed back and forth. However, there may be more or less flow paths.
  • the penultimate flow path of the condenser is arranged at the upper end of the condenser.
  • the inlet of the refrigerant into the collecting container wherein it is provided in particular that the refrigerant enters after flowing through the penultimate flow path in the first manifold, and flows from this into the collecting container 10.
  • the subcooling path that is to say the last flow path of the condenser, is arranged at the lower end of the condenser. From here, the exit of the refrigerant from the condenser takes place. In this case, it can preferably be provided that the coolant enters the collecting container 10 in the upper region, and exits from the collecting container 10 in the direction of the last flow path in the lower region.
  • the entry and exit of the refrigerant is in the 3 and 4 schematically indicated by the arrows 90 and 92.
  • the hot gas inlet is located at the top of the condenser, and the subcooling below the condenser.
  • the refrigerant flows from the penultimate flow path of the condenser via a connecting pipe, which is indicated schematically by the arrow 100, in the collecting container 10, wherein in this case is provided in particular that in this case before entry into the collecting container 10, wherein in this case it is provided in particular that before the entry into the collecting container 10, the first collecting pipe 12 is flowed through.
  • the inlet opening or the inlet bore into the collecting container 10 is, in particular when a replaceable dryer or a replaceable filter-dryer cartridge is provided, arranged above the sealing lip.
  • heat exchanger is preferably given the first flow variant. This is particularly so because the overflow opening 38 is arranged relatively high up on the first manifold 12. It should be noted, however, that the design according to Fig. 1 can also be so that there is the second flow variant. In particular, this can be done in Fig. 1 shown overflow or overflow 38 may be formed differently, in such a way that the medium or refrigerant further down from the first manifold 12 exits, and is passed via a pipe 100 in the region of the collecting container 10 which is disposed above the sealing lip 42 , and there above the sealing lip 42 enters the collection container.
  • Such designs will be shown with reference to the following figures.
  • Fig. 5 shows an exemplary embodiment of the invention in a schematic representation.
  • Fig. 5 also the second manifold 110 of the heat exchanger is shown.
  • the medium or the refrigerant is supplied to the heat exchanger or condenser 1, and via the line 114, the medium or refrigerant is removed from the heat exchanger or condenser 1.
  • a holding device is shown, by means of which the capacitor can be held or mounted.
  • the second tube 30 is in the design according to Fig. 5 is also arranged eccentrically with respect to the first tube 28 of the collecting container 10, wherein, however, the central longitudinal axis 70 of the second tube 30 of the collecting container 10 is further away from the central longitudinal axis of the first collecting tube, as the central longitudinal axis 68 of the second tube 28th
  • Fig. 6 shows the design according to Fig. 5 with a view into the interior of the collecting container 10. There, the cartridge 44 can be seen.
  • the overflow opening or the overflow channel, through which the medium or refrigerant exits from the collecting container 10, or enters the collecting tube 12, is designed here as a connecting piece 118.
  • Fig. 7 shows an exemplary embodiment of the invention in a schematic representation.
  • the second tube 30 of the collecting container 10 is arranged substantially concentrically with the first tube 28 of the collecting container 10.
  • Fig. 8 shows a side view of the design according to Fig. 7 in the direction of arrow 130.
  • Fig. 9 shows a plan view of the design according to Fig. 8 from the direction of arrow 132.
  • Fig. 10 shows an exemplary embodiment of the invention in a schematic representation. There is shown a heat exchanger or condenser according to the invention with a collecting container 10 according to the invention.
  • the second tube 30 of the collecting container 10 is arranged eccentrically to the first tube 28 of the collecting container 10.
  • the connecting tube 110 is designed to be curved several times and has straight sections.
  • Fig. 11 shows the design according to Fig. 10 , where there is a look into the interior of the collection container 10.
  • Fig. 11 shows an exemplary embodiment of the invention in a schematic representation.
  • the design according to Fig. 12 is different from that according to the Fig. 10 and 11 essentially by the design of the connecting tube 100 and in that the second tube 30 of the collecting container 10 is arranged substantially concentrically with the first tube 28 of the collecting container 10. Furthermore, the design differs according to Fig. 12 from according to the Fig. 10 and 11 in that the difference between the outer diameter of the tube 28 and the outer diameter of the tube 30 is less than in the design according to Fig. 10 and 11 ,
  • Fig. 19 shows a further exemplary embodiment of the invention, if it is designed with a flange - in particular a double flange 119 -.
  • This double flange which can preferably form an assembly with the tubes 30 and 28 of the collecting container 10, serves the overflow openings of the collecting tube to the connecting pipe ?? 100 ?? and the second tube 30 to connect.
  • a simplified assembly of the individual components (first tube 28, connecting tube 100) with the second tube 30 can be effected.
  • Fig. 13 shows a side view of the design according to Fig. 12 from the perspective of arrow 130.
  • Fig. 14 shows the design according to Fig. 13 in plan view from the perspective of arrow 130.
  • the Fig. 15 and 16 show three - dimensional views of the design according to the Fig. 7-9 ,
  • the Fig. 17 and 18 show three - dimensional views of the design according to the Fig. 12-14 in which the second flow-through variant is given.
  • the Fig. 19 shows a further exemplary embodiment of the invention, which with a flange - in particular a double flange 119 - is executed.
  • This double flange which preferably forms an assembly with at least the tubes 30, 28 and 100 of the collecting container, serves to connect the overflow openings of the collecting tube with the connecting tube 100 and the second tube 30.
  • a simplified assembly of the individual components (first tube 28, connecting tube 100) with the second tube 30 can be provided.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Power Steering Mechanism (AREA)
  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Air-Conditioning For Vehicles (AREA)

Claims (29)

  1. Echangeur de chaleur, notamment condenseur de fluide frigorigène d'un véhicule automobile, qui comprend
    - un bloc de tubes ou de tubes/ailettes (14) comportant un grand nombre de tubes (16) sensiblement parallèles au moins par tronçons, et, le cas échéant, des ailettes (22) agencées entre les tubes ;
    - un premier tube collecteur (12) qui reçoit des premières extrémités des tubes (16) du bloc de tubes ou de tubes/ailettes (14) ; et
    - un récipient collecteur (10) qui est agencé sensiblement de manière parallèle au premier tube collecteur (12), et présente au moins une ouverture d'entrée pour un fluide et au moins une ouverture de sortie pour le fluide,
    échangeur dans lequel le premier tube collecteur (12) présente au moins deux ouvertures dont l'une est reliée sur le plan fluidique à l'ouverture d'entrée du récipient collecteur (10) et l'une à l'ouverture de sortie du récipient collecteur (10), de sorte que sont formées des ouvertures de passage d'écoulement ou des canaux de passage d'écoulement (38, 40), en vue de permettre un écoulement de fluide du premier tube collecteur (12) vers le récipient collecteur (10) et inversement,
    dans lequel le récipient collecteur (10) comporte une enveloppe extérieure (24), qui délimite radialement la chambre intérieure (26) du récipient collecteur (10), et est formée par au moins deux parties (28, 30) de forme tubulaire,
    et dans lequel le récipient collecteur (10) est une pièce distincte séparée du premier tube collecteur (12), caractérisé en ce que lesdites deux parties (28, 30) ou davantage, de forme tubulaire, de l'enveloppe extérieure (24) du récipient collecteur (10), sont, vu dans des sections transversales perpendiculairement à la direction longitudinale du récipient collecteur, de configuration différente, et agencées de manière excentrique les unes par rapport aux autres.
  2. Echangeur de chaleur selon la revendication 1, caractérisé en ce que lesdites deux parties (28, 30) ou davantage, de forme tubulaire, de l'enveloppe extérieure (24) du récipient collecteur (10), délimitent des surfaces de section transversale différentes de la chambre intérieure (26).
  3. Echangeur de chaleur selon la revendication 2, caractérisé en ce que l'aire de la plus grande de ces surfaces de section transversale de la chambre intérieure (26) est d'une grandeur au moins double de l'aire de la plus petite de ces surfaces de section transversale de la chambre intérieure.
  4. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que lesdites deux parties (28, 30) ou davantage, de forme tubulaire, de l'enveloppe extérieure (24) du récipient collecteur (10), ont des diamètres extérieurs différents.
  5. Echangeur de chaleur selon la revendication 4, caractérisé en ce que le plus grand de ces diamètres extérieurs est plus long d'au moins 10 mm, de préférence d'au moins 15 mm ou d'au moins 20 mm ou d'au moins 25 mm ou d'au moins 30 mm, ou d'au moins 40 mm et/ou d'au moins 30%, de préférence d'au moins 100% ou d'au moins 200% ou d'au moins 300% ou d'au moins 400% ou de préférence par exemple d'environ 375%, que le plus petit de ces diamètres extérieurs.
  6. Echangeur de chaleur selon la revendication 5, caractérisé en ce que la différence entre le plus grand de ces diamètres extérieurs et le plus petit de ces diamètres extérieurs, se situe dans une plage entre 15 mm et 40 mm, de préférence entre 20 mm et 30 mm.
  7. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que lesdites deux parties (28, 30) ou davantage, de forme tubulaire, de l'enveloppe extérieure (24) du récipient collecteur (10), ont des diamètres intérieurs différents.
  8. Echangeur de chaleur selon la revendication 7, caractérisé en ce que le plus grand de ces diamètres intérieurs est plus long d'au moins 10 mm, de préférence d'au moins 15 mm ou d'au moins 20 mm ou d'au moins 25 mm ou d'au moins 30 mm, ou d'au moins 40 mm et/ou d'au moins 30%, de préférence d'au moins 100% ou d'au moins 200% ou d'au moins 300% ou d'au moins 400% ou de préférence d'environ 375%, que le plus petit de ces diamètres intérieurs.
  9. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que la première partie (28) de forme tubulaire s'étend dans la direction longitudinale sur au moins 30 mm, de préférence au moins 40 mm ou au moins 50 mm ou au moins 60 mm, et la deuxième partie (30) de forme tubulaire s'étend dans la direction longitudinale sur au moins 30 mm, de préférence au moins 40 mm ou au moins 50 mm ou au moins 60 mm.
  10. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que l'ouverture de sortie est agencée dans une première zone d'extrémité, la zone d'extrémité inférieure du récipient collecteur (10), à savoir notamment dans la paroi d'enveloppe.
  11. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que l'enveloppe extérieure (24) du récipient collecteur (10) est conçue de façon telle que soit donnée au moins une zone de cette paroi d'enveloppe extérieure, et notamment une zone qui s'étend dans la direction longitudinale du récipient collecteur (10) sur au moins 30 mm, de préférence au moins 40 mm ou au moins 50 mm ou au moins 60 mm, dans laquelle, dans au moins une direction par rapport à la direction longitudinale du récipient collecteur (10), la dimension extérieure maximale de l'enveloppe extérieure est inférieure à 25 mm, de préférence inférieure à 20 mm, de préférence inférieure à 15 mm.
  12. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce qu'un dispositif de séchage et/ou de filtre (44) est agencé ou respectivement intégré dans le récipient collecteur (10).
  13. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que dans la zone de la deuxième extrémité opposée à la première extrémité axiale, à savoir l'extrémité supérieure du récipient collecteur (10), est prévu un dispositif de fermeture amovible (80).
  14. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que l'une au moins des parties de forme tubulaire est couverte partiellement au moyen d'un tronçon de paroi (58), dans la zone d'extrémité frontale (56) dirigée vers l'autre des parties de forme tubulaire, et plus particulièrement dans une zone située radialement à l'extérieur de l'autre des parties de forme tubulaire.
  15. Echangeur de chaleur selon la revendication 14, caractérisé en ce que ce tronçon de paroi (58), au moyen duquel est recouverte une zone d'extrémité frontale (56) d'une partie (28) de forme tubulaire, s'étend sensiblement perpendiculairement à l'axe longitudinal du récipient collecteur (10).
  16. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que les deux parties (28, 30) de forme tubulaire sont reliées l'une à l'autre dans une zone qui, vu dans la direction longitudinale du récipient collecteur (10), est distante des deux extrémités du récipient collecteur (10) d'une longueur d'au moins 20% de la longueur totale du récipient collecteur (10).
  17. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que l'une des deux parties (28, 30) de forme tubulaire, est engagée avec l'une de ses deux extrémités, dans une extrémité de l'autre partie de forme tubulaire.
  18. Echangeur de chaleur selon l'une des revendications précédentes, caractérisé en ce que la première partie (28) de forme tubulaire est fermée frontalement au moyen d'un élément de fermeture ou d'un tronçon de paroi (58), cet élément de fermeture présentant une ouverture dans laquelle débouche la deuxième partie (30) de forme tubulaire avec l'une des ses extrémités ou zones d'extrémité, de manière à former ainsi une liaison fluidique des chambres intérieures de ces parties de forme tubulaire.
  19. Echangeur de chaleur selon la revendication 18, caractérisé en ce que l'élément de fermeture ou le tronçon de paroi (58) est un disque ou un couvercle.
  20. Echangeur de chaleur selon la revendication 19, caractérisé en ce que le disque (58) est relié de manière fixe à la deuxième partie (30) de forme tubulaire du récipient collecteur (10), et est emmanché dans la première partie (28) de forme tubulaire et lié à celle-ci, notamment par brasage.
  21. Echangeur de chaleur selon la revendication 19, caractérisé en ce que la deuxième partie (30) de forme tubulaire et/ou la zone de la deuxième partie (30) de forme tubulaire, qui fait saillie hors de la première partie (28) de forme tubulaire et forme un tronçon de l'enveloppe du récipient collecteur (10), présente une longueur qui se situe entre 50 mm et 300 mm.
  22. Echangeur de chaleur (1) selon l'une des revendications précédentes, caractérisé en ce qu'il est prévu un deuxième tube collecteur (110) qui reçoit les deuxièmes extrémités des tubes (16) du bloc de tubes ou de tubes/ailettes (14).
  23. Echangeur de chaleur (1) selon l'une des revendications précédentes, caractérisé en ce que tous les tubes (16) du bloc de tubes ou de tubes/ailettes (14) sont de configuration rectiligne.
  24. Echangeur de chaleur (1) selon l'une des revendications précédentes, caractérisé en ce que l'échangeur de chaleur (1) est un condenseur, notamment un condenseur de fluide frigorigène, et des parois de séparation sont prévues dans le premier (12) et le deuxième tube collecteur, et sont agencées de façon telle que le fluide, notamment le fluide frigorigène, s'écoule en va et vient, notamment plusieurs fois, entre les tubes collecteurs, à travers les tubes (16) du bloc de tubes ou de tubes/ailettes (14).
  25. Echangeur de chaleur (1) selon l'une des revendications précédentes, comprenant deux tubes collecteurs (12, 110), qui sont reliés sur le plan fluidique, notamment sur le plan de l'écoulement de fluide frigorigène, par l'intermédiaire des tubes (16) du bloc de tubes ou de tubes/ailettes (14), des parois de séparation étant disposées dans les tubes collecteurs (12, 110) pour former des chambres séparées dans le tube collecteur respectif, caractérisé en ce que l'entrée de gaz chaud et le parcours de sur-refroidissement sont agencés au voisinage direct l'un de l'autre.
  26. Echangeur de chaleur (1) selon l'une des revendications précédentes, comprenant deux tubes collecteurs (12, 110), qui sont reliés sur le plan fluidique, notamment sur le plan de l'écoulement de fluide frigorigène, par l'intermédiaire des tubes (16) du bloc de tubes ou de tubes/ailettes (14), des parois de séparation étant disposées dans les tubes collecteurs pour former des chambres séparées dans le tube collecteur respectif, caractérisé en ce que le fluide ou le fluide frigorigène s'écoule tout d'abord vers le haut, à partir de l'entrée ou de l'entrée de gaz chaud du condenseur.
  27. Echangeur de chaleur (1) selon la revendication 26, caractérisé en ce que l'avant-dernier parcours d'écoulement du condenseur est agencé à l'extrémité supérieure du condenseur.
  28. Echangeur de chaleur selon la revendication 26 ou 27, caractérisé en ce que le dernier parcours d'écoulement du condenseur est agencé à l'extrémité inférieure du condenseur.
  29. Echangeur de chaleur selon la revendication 28, caractérisé en ce que le fluide ou le fluide frigorigène, après le passage à travers l'avant-dernier parcours d'écoulement et avant le passage à travers le dernier parcours d'écoulement, s'écoule à travers le récipient collecteur (10).
EP04819205A 2003-11-14 2004-11-15 Echangeur thermique Not-in-force EP1682831B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10353159 2003-11-14
PCT/EP2004/012932 WO2005052470A1 (fr) 2003-11-14 2004-11-15 Collecteur pour echangeur thermique et echangeur thermique

Publications (2)

Publication Number Publication Date
EP1682831A1 EP1682831A1 (fr) 2006-07-26
EP1682831B1 true EP1682831B1 (fr) 2009-03-25

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US (1) US8919147B2 (fr)
EP (1) EP1682831B1 (fr)
AT (1) ATE426784T1 (fr)
DE (2) DE102004055004A1 (fr)
WO (1) WO2005052470A1 (fr)

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Also Published As

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EP1682831A1 (fr) 2006-07-26
WO2005052470A1 (fr) 2005-06-09
ATE426784T1 (de) 2009-04-15
US20080314075A1 (en) 2008-12-25
DE502004009238D1 (de) 2009-05-07
US8919147B2 (en) 2014-12-30
DE102004055004A1 (de) 2005-06-16

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