CN106425000A - Brazed heat exchanger and production method - Google Patents
Brazed heat exchanger and production method Download PDFInfo
- Publication number
- CN106425000A CN106425000A CN201610618005.XA CN201610618005A CN106425000A CN 106425000 A CN106425000 A CN 106425000A CN 201610618005 A CN201610618005 A CN 201610618005A CN 106425000 A CN106425000 A CN 106425000A
- Authority
- CN
- China
- Prior art keywords
- plate
- channel
- brazing material
- heat exchanger
- passage
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D9/00—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D9/0031—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other
- F28D9/0043—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another
- F28D9/005—Heat-exchange apparatus having stationary plate-like or laminated conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits for one heat-exchange medium being formed by paired plates touching each other the plates having openings therein for circulation of at least one heat-exchange medium from one conduit to another the plates having openings therein for both heat-exchange media
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0012—Brazing heat exchangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/06—Solder feeding devices; Solder melting pans
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/085—Cooling, heat sink or heat shielding means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/089—Coatings, claddings or bonding layers made from metals or metal alloys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
- F28F3/042—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/08—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning
- F28F3/086—Elements constructed for building-up into stacks, e.g. capable of being taken apart for cleaning having one or more openings therein forming tubular heat-exchange passages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0049—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for lubricants, e.g. oil coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
- F28D2021/0089—Oil coolers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2275/00—Fastening; Joining
- F28F2275/04—Fastening; Joining by brazing
- F28F2275/045—Fastening; Joining by brazing with particular processing steps, e.g. by allowing displacement of parts during brazing or by using a reservoir for storing brazing material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
- F28F3/042—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element
- F28F3/046—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of local deformations of the element the deformations being linear, e.g. corrugations
-
- 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
- F28F9/0246—Arrangements for connecting header boxes with flow lines
- F28F9/0251—Massive connectors, e.g. blocks; Plate-like connectors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to a heat exchanger which is brazed in a brazing furnace, comprising stacked heat exchanger parts which provide first channels and second channels, and with at least two brazing materials, the one brazing material in the first channels being different than the other brazing material in the second channels. According to one alternative, said heat exchanger is improved by virtue of the fact that there is the other or the one brazing material in one or in a few of the first channels or the second channels or in one or in a few of the first and the second channels, or the other and the one brazing material are present arranged in part regions.
Description
Cross-Reference to Related Applications
This application claims the priority of the Deutsche Bundespatent of Application No. 102015010310 of August in 2015 submission on the 8th, should
The full content of patent is expressly incorporated herein by way of reference.
Technical field
The present invention relates to a kind of heat exchanger, this heat exchanger is brazed in soldering oven and includes the heat exchanger portion stacking
Part, heat exchanger component provides first passage and second channel and has brazing material (being arranged in soldering connection seam),
A kind of brazing material on surface in first passage is different from another brazing material on the other surfaces in second channel.This
Invention further relates to the production method for described heat exchanger.
Background technology
Such heat exchanger and production method are submitted to DPMA recently and obtain reference number DE
102014015170.0.
Preferably, different brazing materials is the weldering of the brazing material based on different material, such as copper brazing material and crooked chisel
Material.
For some alloy parts it is stated that they may cause unfavorable shadow in dissolved form in link circuit
Ring, this adverse effect can be eliminated by the heat exchanger in earlier application, and cost can also reduce.
Meanwhile, applicant has been carried out actual experiment series and has determined also there are improved needs.This can answer
It is used in the aspect of higher-strength necessary to a lot of applications of such as heat exchanger.
Content of the invention
The purpose of the present invention is to improve the heat exchanger of earlier application.By a particularly preferred exemplary embodiment Lai
Realize improved strength characteristics.
According to the present invention, this purpose is realized by the heat exchanger being brazed in soldering oven.
According to an important aspect of the present invention, there is provided:A kind of brazing material be preferably at least partly present in by
It is assigned in the first passage of the heat exchanger of first medium or second medium or the upper channel of second channel and/or lower channel;Also
Provide:Another kind of brazing material is disposed in in the remaining first passage of same medium or in remaining second channel.
This must be not necessarily the superiors' passage or orlop passage.Generally speaking it means that on a medium side
Or a passage on two medium sides or some passages are equipped with another kind of brazing material at least in part, this and corresponding medium
Remaining channel on side is different, to provide advantage for heat exchanger, this advantage stems is in described another kind brazing material.
With regard to intensity, actually only one of which the superiors passage and/or an orlop passage are important in practice,
Because the load of maximum will appear in that and the intensity of therefore there needs to be enhanced.This can be in below cover plate or bottom
First passage above plate, and/or can also be such as second channel, that is, depend on the corresponding side medium being reinforced.
If it should be understood that special applications will may require that the embodiment of this type, the superiors' passage of proposition and/
Or the embodiment of orlop passage can also be present on two side mediums of heat exchanger.
Provide according to an alternative embodiment of the invention:There is at least one in all first passages or in all second channels
Part I region, is disposed with a kind of brazing material in this subregion;And there is at least one Part II region, the
It is disposed with another brazing material in two subregions.
The present invention can provide higher than for example from such as the following knowledge, such as the copper base brazing material almost only comprising copper
There is the intensity of the different iron-based brazing materials of other alloy parts.
In Introductory part, a result of the experiment of explanation has confirmed:Due to only in first passage or second channel
Upper channel and lower channel (in terms of intensity load at most) in copper brazing material is provided, will not occur therefore in link circuit
The damage being led to by the dissolving of copper.All residue first passages or remaining second channel (therefore, representing most of passage) are only
Have equipped with iron-based brazing material, as in earlier application.Thus, for example the total amount of copper remains at supposing to damage less than triggering
Below bad threshold value.
This is also applied for above-mentioned replacement scheme, because being provided with first passage or in the second channel copper brazing material
Subregion relatively small.
In addition, heat exchanger particularly preferred exemplary embodiment is not the superiors' passage and/or orlop leads to
Road fully provides copper brazing material, and is only the superiors' passage and/or the offer copper brazing of orlop channel part ground on the contrary
Material, therefore, compared with earlier application, the amount of the copper of use reduces further, and intensity can increase to enough degree.
Remaining brazing substance in upper channel and/or lower channel can be iron-based brazing substance.In this case, " partly " should be by
It is understood as meaning there is the region with copper-based mass in described passage, and be provided with crooked chisel weldering in same passage
Other regions of material.
In heat exchanger according to an embodiment of the invention, the heat exchanger component forming the heat exchanger of passage is heat exchanger
Plate, heat exchanger plate one is stacked on another inside and has two imports and two outlets, with the process of copper brazing material
Place is mainly situated in those places in the region around inlet and outlet.By contrast, it is provided with the logical of iron brazing substance
Processed other places in road are to be present in intermediate plate or those places in the passage area between inlet and outlet.
If heat exchanger is the oil cooler relying on liquid cooling, it is provided with a particularly preferred exemplary embodiment
(in brief):All passages of distribution oil supply are equipped with copper brazing material.By contrast in fluid passage, the superiors' passage
And/or orlop passage (partly) is provided with copper brazing material, and all remaining channel being used for liquid are provided with iron completely
Brazing material.
According to the brazed heat exchanger of some embodiments of the present invention include being referred to as " no shell " heat exchanger heat exchanger (as
First type), the heat exchanger component in " no shell " heat exchanger is commonly configured to trough plate, and trough plate one is stacked on another
Individual inside.Such heat exchanger plate has at least four openings, and as already mentioned, four openings form and extend through heap
Four folded intake channels or exit passageway.In each housing, an intake channel and one outlet passage are assigned to one
Plant medium.In described First Heat Exchanger type, all passages are all closed channels.Closed channel be depend on around those by
The closed channel of the border seal of plate connecting.
Heat exchanger according to some embodiments of the present invention also includes the heat exchanger that those have chlamydate second type,
Stacking is arranged in shell.As heat exchanger component, described stacking has pipe or plate pair, and fin, and fin is formed at pipe
Between or plate between pipe or (as an alternative) projection.Stacking has in pipe or plate centering closed channel, also other unlimited
Passage, is disposed with fin or projection in open channels.If heat exchanger component is single-piece duct, particularly flat tube, then they
Closed by way of crimping or folding at their opposed end, as known in the art.
Open channels are the passages that those at least partly open wide in circumference, it is preferred that being completely unlimited around those
Passage.
In general, described heat exchanger component only has two openings in plate or in the wall of flat tube, and opening exists
Sheetpile forms intake channel and exit passageway in folding, intake channel and exit passageway are used for flowing through the medium of closed channel.Second
Medium flow in shell and subsequently pass through around at least partly open wide other passages (plate between fin or projection), with
Just subsequently depart from shell.
Therefore, the feature of the second heat exchanger types is closed channel and open channels are stacked in alternately mode.
Suitable copper base brazing material has the copper of copper ratio approximate 99% or more copper.
Suitable iron-based brazing material comprises:For example, by weight 20% chromium, by weight 39% iron, by weight
The nickel of meter 20%, also other alloy parts of by weight 10% copper and relatively small amount.
Another suitable iron-based brazing material has by weight 54% iron, by weight only 15% chromium, and presses weight
The nickel of gauge 10%, and other alloy part, also by weight 5% copper.
Explain copper-based and iron-based brazing material so far.But this proposal is not limited to this.On the contrary, can wrap
Include the combination of other known brazing material or brazing alloy, it is excellent owing to described brazing material alloy that this is possible to realization
Point, for example, not only improve, also further reduces cost etc. in anticorrosive aspect.Different brazing materials should at least immediately that
The fusing point of this or they is roughly the same, as stated in earlier application.
Heat exchanger according to the present invention can also have the different brazing materials more than two kinds.
First medium can be different media or identical medium (for example, two kinds of oil) with second medium, but the temperature of medium
Degree is different.
The description of following illustrative embodiment has copper brazing material and iron brazing material to carry particular for those
Embodiment for heat exchanger intensity.
Brief description
Fig. 1 to Fig. 3 shows using an exemplary embodiment only with " no shell " heat exchanger of closed channel;
Fig. 4 shows an exemplary enforcement using the heat exchanger having closed channel and open channels in shell
Example.
Specific embodiment
Before any embodiment of the detailed explanation present invention it should be understood that the application of the present invention be not limited to following
Description in illustrated or appended accompanying drawing shown in CONSTRUCTED SPECIFICATION and member arrangements.The present invention can cover other embodiments
And can be practiced or carried out with various ways.It will also be appreciated that word and term are in order at description purpose used in literary composition
And should not be regarded as limiting." include " used in literary composition, "comprising" or " having " and its variant are intended to include the bar hereafter listed
Mesh and its equivalent and other entry.Unless specified or limited otherwise, term " installation ", " connection ", " support " and " connection
Knot " and its variant are that broad sense uses and includes directly or indirectly installation, connects, supports and connect.Additionally, " connection " and
" connection " is not limited to physics or mechanical connection or connection.
The basic material of those parts of the heat exchanger illustrating in the exemplary embodiment is stainless steel.Unshowned
In the embodiment of other examples, basic material can be for example aluminium alloy or can with corresponding difference brazing material solderings its
Its metal.
Fig. 1 shows the view inside the superiors passage 2a, and the superiors passage 2a is preferably cooling liquid passage.Permissible
See heat exchanger assembly 1, especially there is the heat exchanger plate 1 of the edge 10a ramping up.The edge 10a of plate 1 is connected for
Form closed channel.Four holes are placed in described heat exchanger plate 1.Other heat exchanger plate 1 is placed on above, is shown with being formed
The fluid passage going out.Described other heat exchanger plate (not shown) can also be cover plate, and cover plate generally has than heat exchanger plate 1 slightly
Micro- thicker wall.Upper left side and top-right hole are intake channel 14 and a part for exit passageway 15 respectively.Enter described in dependence
Mouth passage 14 and exit passageway 15, are supplied to towards the adjacent passage 2b (not shown) of bottom, and preferably this passage 2b is oil
Passage.Passage 2a and 2b replaces on vertical plate stacking direction, anyway in ordinary practice so.Adopt and formed in this way
Intake channel and exit passageway 12,13,14,15 are also clearly visible in Fig. 2 (showing the stereogram that sheetpile is folded).During sheetpile is folded
Lower right and the hole of lower left and the exit passageway being formed from it and intake channel 12,13 be respectively used for cooling liquid.Cause
This assume that cooling liquid flows in the cooling passage 2a illustrating at the lower right corner, and leave described logical in the lower left corner again
Road 2a (Fig. 1).
And, from Fig. 1 and Fig. 2 it is apparent that in each housing, undulating path plate 4a is placed in illustrate upper
It is placed in preferably in all other fluid passage of heat exchanger in fluid passage and also, undulating path plate 4a is on right side and a left side
Side, in the entry zone and exit region of fluid passage.In each housing, undulating path plate 4a has two openings, should
One of opening and the hole in plate 1 above-mentioned are consistent.Therefore, opening is slightly larger than hole.And, channel plate 4a generally has
The disk of arc returns, and disk returns and first leads to intermediary plate area from intake channel, then leads to exit passageway from intermediary plate area.For this reason,
In each housing, hole is arranged in channel plate 4a in the end that disk returns.If being formed with disk to return, then liquid can be
Flow between channel plate 4a and lower heat exchanger plate 1.If channel plate 4a is configured to not disk returned, in other words channel plate 4a is
Planar structure, then liquid flows between channel plate 4a and upper heat exchanger plate 1.In order to improve stability further, waveform leads to
Single projection 11 is there is also in guidance tape 4a.
In above-mentioned intermediate plate or passage area, waveform batten 4b is placed between two channel plate 4a, waveform batten 4b
Details figure 3 illustrates.As having already known, the ripple of channel plate 4a and batten 4b has corresponding disk echo peak
4bg and disk echo paddy 4t.Batten 4b has the otch returning in side 42 in disk.
With regard to above-described embodiment, all liq passage can have identical configuration.
With regard to the brazing material shown in Fig. 1,2 and 3, provide following description:Copper brazing material 3b is placed in channel plate 4a
The visible upper side returned of disk on, only copper pricker is indicated by certain thickness curved line (in disk echo peak 4bg) in FIG
Wlding material 3b.By this method, produce the soldering connection with plate 1 (not shown) on passage 2a.For connecting to showing
The copper brazing material 3b of the bottom of heat exchanger plate 1 going out is also placed on the invisible downside of channel plate 4a.Copper pricker on downside
Wlding material 3b must be placed in flat in the localities, this flat place is located at the bottom of heat exchanger plate 1 and is also understood that
One-tenth disk echo paddy 4t.
By contrast, iron brazing material 3a is placed on the upper and lower side in upside of batten 4b and its disk echo peak 4bg
On disk echo paddy 4t, in Fig. 1, pass through single ellipse, in Fig. 3, iron brazing material 3a is indicated by some lines.Described embodiment is fitted
For the upper channel 2a that illustrates and unshowned lower channel 2a.
By contrast, only iron brazing material 3a is placed in all remaining channel 2a being assigned to cooling liquid.
In a unshowned embodiment, in terms of brazing material 3a, 3b, more than the superiors' passage 2a is such as description
Ground is configured, and liquid below passage 2a is also so.
Fig. 1 to Fig. 3 is not illustrated in detail in oily passage.Oily passage can be provided with the batten 4b (batten shown in Fig. 3 completely
4b) or can also have certain other configuration.In described exemplary embodiment, only copper brazing material 3b is placed in it
In, to bear the High Voltage on oily side.
Also marked two Part I region A, two Part I region A are arranged in Part II region B's in Fig. 1
Left side and right side, Part II region B is corresponding with intermediate plate above-mentioned or passage area.Similarly subregion A with
Above-mentioned entry zone is corresponding with exit region.Compared with above-described embodiment (according to the only upper fluid passage of above-described embodiment or
Next fluid passage being also close to is configured to have two kinds of brazing materials 3a, 3b), in this alternate embodiment, heat exchanger
All liq passage be all arranged to have a kind of and another kind of brazing material 3a, 3b.Therefore, copper brazing material 3b is placed in
In two subregion A, and iron brazing material 3a is placed in the B of Part II region.Here only have copper brazing material 3b also by
It is placed in all oil passages.
Fig. 4 shows oily passage in slightly more detail.They be placed in pipe in, in this exemplary embodiment pipe by
Multipair plate 1 is formed, connecting plate 1 and produce closed channel (the therefore in each housing at their edges of boards edge 10b
One passage 2a).Compared to first exemplary embodiment, described plate 1 only has two openings.In each housing, one
Individual open channels (second channel 2b) are placed between pipe.It is present in described exemplary embodiment, and according to Fig. 4 heap
Folded it is placed in shell G therein and indicates in the way of similar to frame.Cooling liquid flows through open channels, enters shell G
And leave shell G after having passed through open channels.Cooling liquid is represented with filled arrows in Fig. 4, and with empty
Line arrow represents oil.
In described exemplary embodiment, only copper brazing material 3b is also placed in oily passage.
In each housing, two other channel plate 4c are placed in open channels.The enforcement exemplary with first
Example is compared, and described other channel plate 4c only has single opening.However, they also have contoured configuration, to make them
Can be flow through, as the channel plate 4a of first exemplary embodiment.In opening and above-mentioned two plate opening one
Individual consistent.Copper brazing material 3b is placed in the upper open channels illustrating, and iron brazing material 3a is placed in and is not illustrated in detail
Remaining other open channels in.In Fig. 4, copper brazing material 3b is shown as soldering film, and is not restricted to soldering film.It
Can also be, for example soldering paste or brazing coating.Soldering film already provided with shearing pattern only to make brazing material 3b
Exist only in its place of needs, such as, to connect two projections 11, two projections 11 toward each other and are configured in plate 1
In, and dash forward to open channels in each housing.
Specific embodiment with reference to the present invention describes some features to the present invention and the various alternative way of element.
It should note in addition to those features, element and method of operating mutually exclusive with each embodiment above-mentioned or that mutually run counter to
Anticipate and be applicable to other embodiments with reference to replacement feature, element and mode of operation that a specific embodiment describes.
The described above and embodiment shown in figure only presents by way of example and is not intended to limit the present invention
Design and principle.Therefore, it will be recognized by one of ordinary skill in the art that in the situation without departing substantially from the spirit and scope of the present invention
Under, various modifications can be carried out to each element and its configuration and arrangement.
Claims (20)
1. a kind of brazed heat exchanger, described brazed heat exchanger includes:
The plate of multiple stackings, the plate of the plurality of stacking limits for multiple first passages of first liquid with for second liquid
Multiple second channels, the plurality of first passage and the plurality of second channel on plate stacking direction alternately;
First brazing material, described first brazing material provides soldering in each first passage in the plurality of first passage
Connecting sewing;And
Second brazing material, described second brazing material is different from described first brazing material, and described second brazing material is in institute
State and soldering connection seam is provided at least some of multiple second channels second channel, in wherein said multiple second channels extremely
A few second channel has the soldering connection seam being provided by described first brazing material.
2. brazed heat exchanger according to claim 1, wherein, in the plurality of second channel described at least one second
Passage additionally has the soldering connection seam being provided by described second brazing material.
3. brazed heat exchanger according to claim 2, wherein, in the plurality of second channel described at least one second
Passage includes entry zone, exit region and middle section, and described entry zone is used at least one fluid and is arranged in institute
State an end of at least one second channel described in multiple second channels, described exit region is used at least one stream
Body and be arranged in the plurality of second channel the opposed end of at least one second channel described at, described middle section
Soldering connection seam between described entry zone and described exit region, in wherein said entry zone and described exit region
There is provided by described first brazing material, the soldering connection seam in described middle section is provided by described second brazing material.
4. brazed heat exchanger according to claim 1, wherein, described second brazing material is in the plurality of second channel
Each second channel in provide soldering connection seam.
5. brazed heat exchanger according to claim 1, wherein, in the plurality of second channel described at least one second
Passage includes the superiors' passage on described plate stacking direction or orlop passage in the plurality of second channel.
6. brazed heat exchanger according to claim 1, wherein, in the plurality of second channel described at least one second
Passage includes the superiors' passage on described plate stacking direction and the orlop passage of the plurality of second channel.
7. brazed heat exchanger according to claim 1, wherein, in the plurality of second channel at least except the superiors
Two second channels and undermost two second channels outside all second channels in described soldering connection seam only by
Described second brazing material provides.
8. brazed heat exchanger according to claim 7, wherein, in the plurality of second channel at least except the superiors
Second channel and undermost second channel outside all second channels in described soldering connection stitch only by described second
Brazing material provides.
9. brazed heat exchanger according to claim 1, described brazed heat exchanger also includes:
First waveform channel plate and the second undulating path plate, described first waveform channel plate and described second undulating path plate arrangement
Having by the pricker of described first brazing material offer at least one second channel described in the plurality of second channel
In one second channel of weldering connecting sewing;And
Waveform batten, described waveform batten is arranged in the institute between described first waveform channel plate and described second undulating path plate
State in passage.
10. brazed heat exchanger according to claim 9, wherein, described first waveform channel plate and described second waveform lead to
Guidance tape be linked in the plate of the plurality of stacking those by being stitched limiting by the soldering connection that described first brazing material provides
The plate of fixed described passage, and wherein said waveform batten be linked in the plate of the plurality of stacking those pass through by described the
The soldering connection that two brazing materials provide is stitched and to be limited the plate of described passage.
11. brazed heat exchanger according to claim 1, wherein, described first brazing material is copper brazing material, and its
Described in the second brazing material be iron brazing material.
A kind of 12. brazed heat exchanger, described brazed heat exchanger includes:
First plate;
Second plate, the edge of the plate by being connected for described second plate is linked to described first plate, to form the first closed channel;
The Part I region of described first closed channel and the Part II region of described first closed channel, described first
It is disposed with the first brazing material in subregion, in described Part II region, be disposed with the second brazing material, described second soldering
Material is different from described first brazing material;
3rd plate, the edge of the plate by being connected for described 3rd plate is linked to described second plate and forms the second closed channel,
Wherein said first brazing material rather than described second brazing material are disposed in described second closed channel;And
4th plate, the edge of the plate by being connected for described 4th plate is linked to described 3rd plate and forms the 3rd closed channel,
Wherein said second brazing material rather than described first brazing material are disposed in described second closed channel.
13. brazed heat exchanger according to claim 12, described brazed heat exchanger also includes:
First intake channel and first outlet passage, described first intake channel and described first outlet passage extend through described
First plate, described second plate, described 3rd plate and described 4th plate, wherein cooling liquid are supplied by described first intake channel
It is given to described first closed channel and described 3rd closed channel;And
Second intake channel and second outlet passage, described second intake channel and described second outlet passage extend through described
First plate, described second plate, described 3rd plate and described 4th plate, wherein oil are fed into institute by described second intake channel
State the second closed channel.
14. brazed heat exchanger according to claim 13, wherein, described first intake channel, described first outlet passage,
Described second intake channel and described second outlet passage are disposed in the described Part I region of described first closed channel
Interior.
15. brazed heat exchanger according to claim 12, wherein, the described Part II region of described first closed channel
It is the zone line of the first flow channel.
16. brazed heat exchanger according to claim 12, wherein, described second plate, described 3rd plate and described 4th plate
For trough plate, described trough plate one is stacked in another, and wherein said first plate is base plate or cover plate.
A kind of 17. methods producing brazed heat exchanger, methods described includes:
Multiple heat exchanger components are assembled into stacking, to provide the first flow channel group and second flow path group, described first
Flow channel group and described second flow path group are with alternating sequence by described stacking;
Arrange multiple first waveform battens in described first flow channel group;
There is provided the first soldering between the crest of the plurality of first waveform batten and the surface of trough and described heat exchanger component
Material;
Multiple second waveform battens are arranged in described second flow path group;
There is provided the second soldering between the crest of the plurality of second waveform batten and the surface of trough and described heat exchanger component
Material, described second brazing material is different from described first brazing material;
Arrange multiple corrugated sheets in described second flow path group;
Brazing material, wherein said soldering are provided between the surface of the surface of the plurality of corrugated sheet and described heat exchanger component
Material is described first brazing material in one or more second flow paths;And
Described stacking is heated to a temperature melting described first brazing material and described second brazing material enough.
18. methods according to claim 17, wherein, described first brazing material is copper brazing material, and wherein institute
Stating the second brazing material is iron brazing material.
19. methods according to claim 17, wherein, the plurality of corrugated sheet is disposed in described second flow path group
Entry zone and exit region in.
20. methods according to claim 17, methods described also includes:
An end mounting bedplate in the stacking of described heat exchanger component;And
Assembling cover plate at the other end relative with one end of the stacking of described heat exchanger assembly, wherein said one
Have between the surface in the plurality of corrugated sheet in individual or multiple second flow path and the surface of described heat exchanger component
One second flow path of described first brazing material is closest to described base plate or described second flowing of described cover plate is logical
Road.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015010310.5A DE102015010310A1 (en) | 2015-08-08 | 2015-08-08 | Soldered heat exchanger and manufacturing process |
DE102015010310.5 | 2015-08-08 |
Publications (2)
Publication Number | Publication Date |
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CN106425000A true CN106425000A (en) | 2017-02-22 |
CN106425000B CN106425000B (en) | 2019-04-05 |
Family
ID=57782282
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610618005.XA Active CN106425000B (en) | 2015-08-08 | 2016-07-29 | Brazed heat exchanger and production method |
CN201620821871.4U Withdrawn - After Issue CN205888308U (en) | 2015-08-08 | 2016-07-29 | Brazing heat exchanger |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620821871.4U Withdrawn - After Issue CN205888308U (en) | 2015-08-08 | 2016-07-29 | Brazing heat exchanger |
Country Status (5)
Country | Link |
---|---|
US (1) | US20170038150A1 (en) |
CN (2) | CN106425000B (en) |
BR (1) | BR102016017746A2 (en) |
DE (1) | DE102015010310A1 (en) |
MX (1) | MX2016010245A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106802104A (en) * | 2017-01-13 | 2017-06-06 | 江门市东联热工设备有限公司 | Heat-exchanger ripple plate |
CN110651164A (en) * | 2017-05-23 | 2020-01-03 | 三菱电机株式会社 | Plate heat exchanger and heat pump type hot water supply system |
CN112997045A (en) * | 2018-11-16 | 2021-06-18 | 三菱电机株式会社 | Plate heat exchanger, heat pump device, and heat pump type cooling/heating hot water supply system |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014005149B4 (en) * | 2014-04-08 | 2016-01-21 | Modine Manufacturing Company | Brazed heat exchanger |
DE102015010310A1 (en) * | 2015-08-08 | 2017-02-09 | Modine Manufacturing Company | Soldered heat exchanger and manufacturing process |
EP3447427B1 (en) * | 2017-08-22 | 2020-03-18 | InnoHeat Sweden AB | Heat exchanger |
EP3447429B1 (en) * | 2017-08-22 | 2023-06-07 | InnoHeat Sweden AB | Heat exchanger plate and heat exchanger |
SE541917C2 (en) * | 2018-01-16 | 2020-01-07 | Swep Int Ab | Method for producing a brazed plate heat exchanger |
IT201800007453A1 (en) * | 2018-07-24 | 2020-01-24 | PLATE HEAT EXCHANGER WITH REINFORCED HEADS AND METHOD FOR THE PRODUCTION OF SAID REINFORCED HEADS AND THEIR ASSEMBLY | |
US11278978B2 (en) | 2019-06-21 | 2022-03-22 | International Business Machines Corporation | Pattern bonded finned cold plate |
CN110883443A (en) * | 2019-12-12 | 2020-03-17 | 郑州机械研究所有限公司 | Hard alloy brazing joint, preparation method thereof and hard alloy tool |
US11633799B2 (en) * | 2020-10-01 | 2023-04-25 | Hamilton Sundstrand Corporation | Control assembly fabrication via brazing |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4053969A (en) * | 1975-03-10 | 1977-10-18 | Societe Anonyme Microturbo | Heat exchanger |
US6595271B2 (en) * | 2000-11-29 | 2003-07-22 | Denso Corporation | Heat exchanger of aluminum |
CN101162132A (en) * | 2006-10-12 | 2008-04-16 | 摩丁制造公司 | Plate heat exchanger |
CN101184574A (en) * | 2005-05-26 | 2008-05-21 | 阿尔法拉瓦尔股份有限公司 | Method for soldering together two surfaces and a device comprising two surfaces soldered together |
US20090129999A1 (en) * | 2006-04-28 | 2009-05-21 | Toyota Jidosha Kabushiki Kaisha | Method of brazing a first metal member to a second metal member using a high wettability metal as layer between the two metal members; reformer manufactured by this method, the metal members having grooves |
CN205888308U (en) * | 2015-08-08 | 2017-01-18 | 摩丁制造公司 | Brazing heat exchanger |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6113178U (en) * | 1984-06-28 | 1986-01-25 | 株式会社 土屋製作所 | housingless heat exchanger |
US5837388A (en) * | 1995-08-07 | 1998-11-17 | The Furukawa Electric Co., Ltd. | Aluminum alloy solder material, its manufacturing method, brazing sheet using this material, and method of manufacturing aluminum alloy heat exchanger using this sheet |
JP2000218390A (en) * | 1999-01-27 | 2000-08-08 | Usui Internatl Ind Co Ltd | Brazing material for egr system constituting parts, and egr cooler brazed with brazing material |
JP2001116483A (en) * | 1999-10-22 | 2001-04-27 | Ebara Corp | Plate heat-exchanger |
JP2002028775A (en) * | 2000-05-10 | 2002-01-29 | Denso Corp | Method for manufacturing corrosion resistant heat exchanger |
US20060090820A1 (en) * | 2004-11-01 | 2006-05-04 | Metglas, Inc. | Iron-based brazing filler metals |
JP5302751B2 (en) * | 2009-04-21 | 2013-10-02 | 株式会社デンソー | Aluminum alloy clad material for heat exchanger |
US10384313B2 (en) * | 2009-09-18 | 2019-08-20 | Höganäs Ab (Publ) | Iron-chromium based brazing filler metal |
DE102014015170B3 (en) | 2014-10-10 | 2015-10-15 | Modine Manufacturing Company | Soldered heat exchanger and manufacturing process |
-
2015
- 2015-08-08 DE DE102015010310.5A patent/DE102015010310A1/en active Pending
-
2016
- 2016-07-29 CN CN201610618005.XA patent/CN106425000B/en active Active
- 2016-07-29 BR BR102016017746A patent/BR102016017746A2/en not_active Application Discontinuation
- 2016-07-29 CN CN201620821871.4U patent/CN205888308U/en not_active Withdrawn - After Issue
- 2016-08-03 US US15/226,990 patent/US20170038150A1/en not_active Abandoned
- 2016-08-05 MX MX2016010245A patent/MX2016010245A/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4053969A (en) * | 1975-03-10 | 1977-10-18 | Societe Anonyme Microturbo | Heat exchanger |
US6595271B2 (en) * | 2000-11-29 | 2003-07-22 | Denso Corporation | Heat exchanger of aluminum |
CN101184574A (en) * | 2005-05-26 | 2008-05-21 | 阿尔法拉瓦尔股份有限公司 | Method for soldering together two surfaces and a device comprising two surfaces soldered together |
US20090129999A1 (en) * | 2006-04-28 | 2009-05-21 | Toyota Jidosha Kabushiki Kaisha | Method of brazing a first metal member to a second metal member using a high wettability metal as layer between the two metal members; reformer manufactured by this method, the metal members having grooves |
CN101162132A (en) * | 2006-10-12 | 2008-04-16 | 摩丁制造公司 | Plate heat exchanger |
CN205888308U (en) * | 2015-08-08 | 2017-01-18 | 摩丁制造公司 | Brazing heat exchanger |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106802104A (en) * | 2017-01-13 | 2017-06-06 | 江门市东联热工设备有限公司 | Heat-exchanger ripple plate |
CN106802104B (en) * | 2017-01-13 | 2024-03-26 | 江门市东联热工设备有限公司 | Corrugated plate of heat exchanger |
CN110651164A (en) * | 2017-05-23 | 2020-01-03 | 三菱电机株式会社 | Plate heat exchanger and heat pump type hot water supply system |
CN110651164B (en) * | 2017-05-23 | 2021-04-20 | 三菱电机株式会社 | Plate heat exchanger and heat pump type hot water supply system |
CN112997045A (en) * | 2018-11-16 | 2021-06-18 | 三菱电机株式会社 | Plate heat exchanger, heat pump device, and heat pump type cooling/heating hot water supply system |
Also Published As
Publication number | Publication date |
---|---|
MX2016010245A (en) | 2017-02-07 |
CN205888308U (en) | 2017-01-18 |
DE102015010310A1 (en) | 2017-02-09 |
US20170038150A1 (en) | 2017-02-09 |
BR102016017746A2 (en) | 2018-07-24 |
CN106425000B (en) | 2019-04-05 |
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