CN104344745A - Heat exchanger and manufacturing method thereof - Google Patents
Heat exchanger and manufacturing method thereof Download PDFInfo
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- CN104344745A CN104344745A CN201310334799.3A CN201310334799A CN104344745A CN 104344745 A CN104344745 A CN 104344745A CN 201310334799 A CN201310334799 A CN 201310334799A CN 104344745 A CN104344745 A CN 104344745A
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- Prior art keywords
- flat part
- pars intermedia
- flat
- header
- heat exchanger
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/126—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element consisting of zig-zag shaped fins
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- 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
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
- F28D1/0475—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits having a single U-bend
- F28D1/0476—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits having a single U-bend the conduits having a non-circular cross-section
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2255/00—Heat exchanger elements made of materials having special features or resulting from particular manufacturing processes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
A heat exchanger comprises a first header pipe, a second header pipe, a plurality of flat pipes and a plurality of fins. Each flat pipe comprises an intermediate part, a first straight part, a second straight part, a first torsional part and a second torsional part, wherein the first straight part and the second straight part are torsional relative to the intermediate part, the first torsional part is connected with the intermediate part and the first straight part, and the second torsional part is connected with the intermediate part and the second straight part. The first straight parts and the second straight parts are arranged on two sides of the intermediate parts respectively and approximately arranged in the same plane, and the fins are welded between the adjacent first straight parts as well as the adjacent second straight parts. The heat exchanger has the advantage that the flat pipes are twisted in advance before the heat exchanger is assembled, so that the flat pipes only need to be bent without damaging the fins. Further, the invention relates to a manufacturing method of the heat exchanger.
Description
Technical field
The present invention relates to a kind of heat exchanger and processing method thereof, belong to micro-channel heat exchanger field.
Background technology
The CN 301439466 S design patent announced on January 12nd, 2011 discloses a kind of heat exchanger of bending, it comprises two headers, some flat tubes and fin, wherein said flat tube carries out reversing along intermediate portion, obtain after bending a kind of small volume, the heat exchanger of bending.But from the drawing of appearance design, this mid portion can protrude described heat exchanger after bending, bending size is difficult to control.What is more important, in actual process, if the torsion of flat tube, bending are all placed in last procedure, reversing, bending time often pull before already installed fin, thus cause the bad of heat exchanger.
Therefore, the processing technology how improving heat exchanger has been industry technical barrier urgently to be resolved hurrily.
Summary of the invention
The object of the present invention is to provide the good heat exchanger of a kind of processing technology and processing method thereof.
For achieving the above object, the present invention adopts following technical scheme: a kind of heat exchanger, it comprises the first header, second header, be connected to the some flat tubes between described first header and described second header, and the some fins between adjacent flat tube, described flat tube comprises pars intermedia, the first flat part reversed is carried out relative to described pars intermedia, the second flat part reversed is carried out relative to described pars intermedia, connect the first torsional part of described pars intermedia and described first flat part, and connect the second torsional part of described pars intermedia and described second flat part, described first flat part and described second flat part lay respectively at the both sides of described pars intermedia and are roughly positioned at same plane, described fin is welded with between adjacent described first flat part, also described fin is welded with between adjacent described second flat part, the described fin that bearing of trend along described flat tube is positioned at same layer is cut off by corresponding described pars intermedia.
As further improved technical scheme of the present invention, described first flat part and described second flat part that are positioned at same layer are located along the same line, described first flat part is identical or contrary with the torsional direction of described second flat part, and the pars intermedia of all flat tubes is all towards same direction.
As further improved technical scheme of the present invention, described first flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, described second flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, and described pars intermedia is perpendicular to described first flat part and described second flat part.
For achieving the above object, present invention also offers a kind of processing method of heat exchanger, it comprises the steps:
S1, some straight flat tubes are provided, with the pars intermedia of each flat tube for the first flat part being positioned at described pars intermedia side and the second flat part of being positioned at described pars intermedia opposite side all reverse relative to described pars intermedia by benchmark, and described first flat part after reversing and described second flat part are roughly positioned at same plane;
S2, carries out bending by described pars intermedia, and described first flat part and described second flat part are drawn close mutually, and described first flat part after bending and described second flat part are still roughly positioned at same plane;
S3, first header and the second header are provided, first, second header described is equipped with some punchings, described first flat part is inserted in the corresponding punching of described first header, described second flat part is inserted in the corresponding punching of described second header, and arrange fin between adjacent described first flat part and between adjacent described second flat part; And
S4, welds described flat tube with first, second header described, is welded by described fin with described flat tube, finally obtain a kind of heat exchanger of bending.
As further improved technical scheme of the present invention, in step sl, described first flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, described second flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, and described first flat part is identical or contrary with the torsional direction of described second flat part.
As further improved technical scheme of the present invention, in step s 2, described first flat part after bending and described second flat part are located in the same horizontal plane, and the angle between described first flat part and described second flat part is less than or equal to 90 degree.
For achieving the above object, present invention also offers a kind of processing method of heat exchanger, it comprises the steps:
S1, some straight flat tubes are provided, with the pars intermedia of each flat tube for the first flat part being positioned at described pars intermedia side and the second flat part of being positioned at described pars intermedia opposite side all reverse relative to described pars intermedia by benchmark, and described first flat part after reversing and described second flat part are roughly positioned at same plane and are located along the same line;
S2, first header and the second header are provided, first, second header described is equipped with some punchings, described first flat part is inserted in the corresponding punching of described first header, described second flat part is inserted in the corresponding punching of described second header, and arrange fin between adjacent described first flat part and between adjacent described second flat part;
S3, welds described flat tube with first, second header described, is welded by described fin with described flat tube, obtains a kind of straight heat exchanger; And
S4, keeps the relative position relation of described fin and first, second flat part described constant, described pars intermedia is carried out bending and first, second header described is drawn close mutually, finally obtain a kind of heat exchanger of bending.
As further improved technical scheme of the present invention, in step sl, described first flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, described second flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, and described first flat part is identical or contrary with the torsional direction of described second flat part.
As further improved technical scheme of the present invention, in step s 4 which, described first flat part after bending and described second flat part are located in the same horizontal plane, and the angle between described first flat part and described second flat part is less than or equal to 90 degree.
As further improved technical scheme of the present invention, in step s 4 which, there is provided a kind of holder in the both sides of described pars intermedia, to keep the relative position relation of described fin and first, second flat part described constant, and then described pars intermedia is carried out bending.
Compared with prior art, heat exchanger of the present invention had reversed complete in advance before flat tube bending, and therefore after flat tube, bending can not pull fin because needs reverse, and processing technology is better.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of flat tube of the present invention after reversing, before bending.
Fig. 2 is the schematic perspective view of heat exchanger of the present invention before bending.
The schematic perspective view of flat tube shown in Fig. 3 Fig. 1 after bending.
Fig. 4 is the schematic perspective view of heat exchanger of the present invention after bending.
Fig. 5 is the schematic flow sheet of processing method in the first embodiment of heat exchanger of the present invention.
Fig. 6 is the schematic flow sheet of processing method in the second embodiment of heat exchanger of the present invention.
Detailed description of the invention
Shown in please refer to the drawing 1 and Fig. 2, present invention is disclosed a kind of heat exchanger 100, it comprises the first header 1, second header 2, is connected to the some flat tubes 3 between described first header 1 and described second header 2 and the some fins 4 between adjacent flat tube 3.In illustrative embodiments of the present invention, described heat exchanger 100 is micro-channel heat exchanger.
Described first header 1 and described second header 2 are parallel to each other and are arranged at intervals at the both sides of described heat exchanger 100, and one of them is inlet tube, and another is outlet.In illustrative embodiments of the present invention, in order to promote the compressive resistance of whole heat exchanger 100, first, second header 1,2 described is cylindrical shape.First, second header 1,2 described all vertically extends.Certainly, in other embodiments, the position relationship of first, second header 1,2 described is not limited to vertical direction.First, second header 1,2 described is equipped with some punchings (not shown), in order to install described flat tube 3.
The first flat part 31 that shown in please refer to the drawing 1, described flat tube 3 comprises pars intermedia 30, carry out reversing relative to described pars intermedia 30, the second flat part 32 carrying out reversing relative to described pars intermedia 30, connect the first torsional part 33 of described pars intermedia 30 and described first flat part 31 and be connected the second torsional part 34 of described pars intermedia 30 and described second flat part 32.Described first flat part 31 and described second flat part 32 lay respectively at the both sides of described pars intermedia 30 and are roughly arranged in same plane (in illustrative embodiments of the present invention for horizontal plane).In illustrative embodiments of the present invention, described pars intermedia 30 is positioned at perpendicular, described first flat part 31 along dotted arrow direction around described first torsional part 33 to intort to horizontal level, described second flat part 32 outwards reverses to horizontal level along solid arrow direction around described second torsional part 34.That is, in illustrative embodiments of the present invention, described first flat part 31 is contrary with the torsional direction of described second flat part 32.It will be appreciated, of course, that in other embodiments, the torsional direction of described first flat part 31 and described second flat part 32 also can identical (be inwardly or be outwards).Described first flat part 31 is less than or equal to 90 degree relative to the windup-degree a of described pars intermedia 30, and described second flat part 32 is less than or equal to 90 degree relative to the windup-degree a of described pars intermedia 30.In illustrative embodiments of the present invention, described pars intermedia 30 is perpendicular to described first flat part 31 and described second flat part 32.Described first flat part 31 and described second flat part 32 that are positioned at same layer are located along the same line, so that assembling.The pars intermedia 30 of all flat tubes 3 is all towards same direction, so that follow-up bending (if necessary).
Shown in please refer to the drawing 2, described fin 4 is welded with between adjacent described first flat part 31, also be welded with described fin 4 between adjacent described second flat part 32, the described fin 4 that the bearing of trend (being left and right directions in illustrative embodiments of the present invention) along described flat tube 3 is positioned at same layer is cut off by corresponding described pars intermedia 30.The part cut off is for the ease of follow-up bending (if necessary).
It should be noted that: shown in please refer to the drawing 2, in the pre-assembly, described flat tube 3 just defines torsion to heat exchanger 100 of the present invention, therefore, after loading onto described fin 4 and first, second header 1,2, carries out welding.
As shown in Figure 2, heat exchanger 100 of the present invention was a kind of straight heat exchanger before bending, and the heat exchanger of this structure not easily deforms, and was convenient to transport.Of course, if client in use, the pars intermedia 30 of described heat exchanger 100 is needed to carry out bending, because heat exchanger 100 of the present invention has just reversed flat tube 3 before welding in advance, in this case, as long as client carries out simple bending, no longer need to reverse, be not easy to damage fin 4.
Completely straight flat tube and header, fin normally first carry out assembling, fixing by processing technology of the prior art.And then flat tube is reversed, bending.The maximum problem of this technique is because reverse be one very complicated, technics comparing process rambunctious, very easily causes the pulling of neighbouring fin, is out of shape, thus cause product bad.
Shown in please refer to the drawing 5, present invention further teaches a kind of processing method of heat exchanger, it comprises the steps:
S1, shown in please refer to the drawing 1, with reference to described above, some straight flat tubes 3 are provided, be benchmark with the pars intermedia 30 of each flat tube 3 the first flat part 31 being positioned at described pars intermedia 30 side and the second flat part 32 of being positioned at described pars intermedia 30 opposite side are all reversed relative to described pars intermedia 30, and described first flat part 31 after reversing roughly is positioned at same plane with described second flat part 32;
S2, shown in please refer to the drawing 3, carries out bending by described pars intermedia 30, and described first flat part 31 is drawn close mutually with described second flat part 32, and described first flat part 31 after bending is still roughly positioned at same plane with described second flat part 32;
S3, shown in please refer to the drawing 4, first header 1 and the second header 2 is provided, first, second header 1,2 described is equipped with some punchings, described first flat part 31 is inserted in the corresponding punching of described first header 1, described second flat part 32 is inserted in the corresponding punching of described second header 2, and arrange fin 4 between adjacent described first flat part 31 and between adjacent described second flat part 32; And
S4, welds described flat tube 3 with first, second header 1,2 described, is welded by described fin 4, finally obtain a kind of heat exchanger 100 of bending with described flat tube 3.
Particularly, shown in please refer to the drawing 3, in step s 2, described first flat part 31 after bending is located in the same horizontal plane with described second flat part 32, and the angle b between described first flat part 31 and described second flat part 32 is less than or equal to 90 degree.
The processing method of above-mentioned heat exchanger 100 has extraordinary processing technology, because be no matter the torsion of flat tube 3 or bending is all complete when not having fin 4 to disturb, accurately can control the size after bending, conveniently installs; In addition, in Forging Process, may not produce any impact to fin 4, fin 4 more can not be caused to be out of shape, thus ensure that heat exchanger 100 has good heat exchange efficiency.
Shown in please refer to the drawing 6, present invention further teaches the processing method of another kind of heat exchanger, it comprises the steps:
S1, shown in please refer to the drawing 1, with reference to described above, some straight flat tubes 3 are provided, be benchmark with the pars intermedia 30 of each flat tube 3 the first flat part 31 being positioned at described pars intermedia 30 side and the second flat part 32 of being positioned at described pars intermedia 30 opposite side are all reversed relative to described pars intermedia 30, and described first flat part 31 after reversing roughly is positioned at same plane with described second flat part 32 and is located along the same line;
S2, shown in please refer to the drawing 2, first header 1 and the second header 2 is provided, first, second header 1,2 described is equipped with some punchings, described first flat part 31 is inserted in the corresponding punching of described first header 1, described second flat part 32 is inserted in the corresponding punching of described second header 2, and arrange fin 4 between adjacent described first flat part 31 and between adjacent described second flat part 32;
S3, welds described flat tube 3 with first, second header 1,2 described, is welded by described fin 4 with described flat tube 3, obtains a kind of straight heat exchanger 100 (shown in ginseng Fig. 2); And
S4, keep described fin 4 constant with the relative position relation of first, second flat part 31,32 described, described pars intermedia 30 being carried out bending makes first, second header 1,2 described mutually draw close, and finally obtains a kind of heat exchanger 100 (shown in ginseng Fig. 4) of bending.
Shown in please refer to the drawing 3 and Fig. 4, in step s 4 which, described first flat part 31 after bending is located in the same horizontal plane with described second flat part 32, and the angle between described first flat part 31 and described second flat part 32 is less than or equal to 90 degree.
Shown in please refer to the drawing 2, in step s 4 which, the both sides (being held on A-A line and B-B line in illustrative embodiments of the present invention) providing a kind of fixture (not shown) to be clamped in described pars intermedia 30, to keep described fin 4 constant with the relative position relation of first, second flat part 31,32 described, and then described pars intermedia 30 is carried out bending.
Similarly, because heat exchanger 100 of the present invention had just reversed flat tube 3 in advance before bending, in this case, as long as step S4 carries out simple bending, be not easy to damage fin 4.And, in illustrative embodiments of the present invention, fixture is adopted to keep described fin 4 constant with the relative position relation of first, second flat part 31,32 described, in this case, can not produce any impact to fin 4 during bending, fin 4 more can not be caused to be out of shape.
Therefore, above-mentioned the second processing method also has good processing technology, accurately can control the size after bending, and can guarantee that heat exchanger 100 has good heat exchange efficiency.
It should be noted that: above embodiment is only for illustration of the present invention and unrestricted technical scheme described in the invention.Although this description reference the above embodiments are to present invention has been detailed description, but, those of ordinary skill in the art is to be understood that, person of ordinary skill in the field still can modify to the present invention or equivalent replacement, and all do not depart from technical scheme and the improvement thereof of the spirit and scope of the present invention, all should be encompassed in right of the present invention.
Claims (10)
1. a heat exchanger, it comprises the first header, second header, be connected to the some flat tubes between described first header and described second header, and the some fins between adjacent flat tube, it is characterized in that: described flat tube comprises pars intermedia, the first flat part reversed is carried out relative to described pars intermedia, the second flat part reversed is carried out relative to described pars intermedia, connect the first torsional part of described pars intermedia and described first flat part, and connect the second torsional part of described pars intermedia and described second flat part, described first flat part and described second flat part lay respectively at the both sides of described pars intermedia and are roughly positioned at same plane, described fin is welded with between adjacent described first flat part, also described fin is welded with between adjacent described second flat part, the described fin that bearing of trend along described flat tube is positioned at same layer is cut off by corresponding described pars intermedia.
2. heat exchanger as claimed in claim 1, it is characterized in that: described first flat part and described second flat part that are positioned at same layer are located along the same line, described first flat part is identical or contrary with the torsional direction of described second flat part, and the pars intermedia of all flat tubes is all towards same direction.
3. heat exchanger as claimed in claim 2, it is characterized in that: described first flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, described second flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, and described pars intermedia is perpendicular to described first flat part and described second flat part.
4. a processing method for heat exchanger, it comprises the steps:
S1, some straight flat tubes are provided, with the pars intermedia of each flat tube for the first flat part being positioned at described pars intermedia side and the second flat part of being positioned at described pars intermedia opposite side all reverse relative to described pars intermedia by benchmark, and described first flat part after reversing and described second flat part are roughly positioned at same plane;
S2, carries out bending by described pars intermedia, and described first flat part and described second flat part are drawn close mutually, and described first flat part after bending and described second flat part are still roughly positioned at same plane;
S3, first header and the second header are provided, first, second header described is equipped with some punchings, described first flat part is inserted in the corresponding punching of described first header, described second flat part is inserted in the corresponding punching of described second header, and arrange fin between adjacent described first flat part and between adjacent described second flat part; And
S4, welds described flat tube with first, second header described, is welded by described fin with described flat tube, finally obtain a kind of heat exchanger of bending.
5. the processing method of heat exchanger as claimed in claim 4, it is characterized in that: in step sl, described first flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, described second flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, and described first flat part is identical or contrary with the torsional direction of described second flat part.
6. the processing method of heat exchanger as claimed in claim 4, it is characterized in that: in step s 2, described first flat part after bending and described second flat part are located in the same horizontal plane, and the angle between described first flat part and described second flat part is less than or equal to 90 degree.
7. a processing method for heat exchanger, it comprises the steps:
S1, some straight flat tubes are provided, with the pars intermedia of each flat tube for the first flat part being positioned at described pars intermedia side and the second flat part of being positioned at described pars intermedia opposite side all reverse relative to described pars intermedia by benchmark, and described first flat part after reversing and described second flat part are roughly positioned at same plane and are located along the same line;
S2, first header and the second header are provided, first, second header described is equipped with some punchings, described first flat part is inserted in the corresponding punching of described first header, described second flat part is inserted in the corresponding punching of described second header, and arrange fin between adjacent described first flat part and between adjacent described second flat part;
S3, welds described flat tube with first, second header described, is welded by described fin with described flat tube, obtains a kind of straight heat exchanger; And
S4, keeps the relative position relation of described fin and first, second flat part described constant, described pars intermedia is carried out bending and first, second header described is drawn close mutually, finally obtain a kind of heat exchanger of bending.
8. the processing method of heat exchanger as claimed in claim 7, it is characterized in that: in step sl, described first flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, described second flat part is less than or equal to 90 degree relative to the windup-degree of described pars intermedia, and described first flat part is identical or contrary with the torsional direction of described second flat part.
9. the processing method of heat exchanger as claimed in claim 7, it is characterized in that: in step s 4 which, described first flat part after bending and described second flat part are located in the same horizontal plane, and the angle between described first flat part and described second flat part is less than or equal to 90 degree.
10. the processing method of heat exchanger as claimed in claim 7, it is characterized in that: in step s 4 which, there is provided a kind of holder in the both sides of described pars intermedia, to keep the relative position relation of described fin and first, second flat part described constant, and then described pars intermedia is carried out bending.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310334799.3A CN104344745A (en) | 2013-08-02 | 2013-08-02 | Heat exchanger and manufacturing method thereof |
| PCT/CN2014/083128 WO2015014255A1 (en) | 2013-08-02 | 2014-07-28 | Heat exchanger and machining method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310334799.3A CN104344745A (en) | 2013-08-02 | 2013-08-02 | Heat exchanger and manufacturing method thereof |
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| CN104344745A true CN104344745A (en) | 2015-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310334799.3A Pending CN104344745A (en) | 2013-08-02 | 2013-08-02 | Heat exchanger and manufacturing method thereof |
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| CN (1) | CN104344745A (en) |
| WO (1) | WO2015014255A1 (en) |
Cited By (6)
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| CN105651081A (en) * | 2015-12-30 | 2016-06-08 | 杭州三花微通道换热器有限公司 | Double-row bending type heat exchanger and manufacturing method thereof |
| CN107504836A (en) * | 2017-09-20 | 2017-12-22 | 杭州三花家电热管理系统有限公司 | Heat exchanger, heat-exchange system and indoor heating system |
| CN112676409A (en) * | 2019-10-18 | 2021-04-20 | 杭州三花研究院有限公司 | Torsion tool, bending tool and manufacturing method of heat exchanger |
| CN114290009A (en) * | 2021-12-31 | 2022-04-08 | 江苏金荣森制冷科技有限公司 | Production method of automatic forming device for forming torsion jacking |
| WO2023051829A1 (en) * | 2021-09-30 | 2023-04-06 | 杭州三花微通道换热器有限公司 | Heat exchanger and method for processing heat exchanger |
| US11982491B2 (en) | 2018-10-18 | 2024-05-14 | Carrier Corporation | Microchannel heat exchanger tube supported bracket |
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| DK201570883A1 (en) * | 2015-12-29 | 2017-04-18 | Dantherm Cooling As | Heat Transfer System or Element with Fewer or No Headers |
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| EP1321734A1 (en) * | 2001-10-02 | 2003-06-25 | Behr GmbH & Co. KG | Flat tubes heat exchanger and fabricating process associated |
| CN101850391B (en) * | 2009-03-31 | 2012-07-04 | 三花丹佛斯（杭州）微通道换热器有限公司 | Flat pipe processing method, flat pipe, heat exchanger processing method and heat exchanger |
| CN101738123A (en) * | 2009-12-25 | 2010-06-16 | 三花丹佛斯（杭州）微通道换热器有限公司 | Flat pipe assembly and heat exchanger with same |
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- 2013-08-02 CN CN201310334799.3A patent/CN104344745A/en active Pending
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| JPH07146089A (en) * | 1993-11-24 | 1995-06-06 | Showa Alum Corp | Heat-exchanger |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105651081A (en) * | 2015-12-30 | 2016-06-08 | 杭州三花微通道换热器有限公司 | Double-row bending type heat exchanger and manufacturing method thereof |
| US11085701B2 (en) | 2015-12-30 | 2021-08-10 | Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | Double-row bent heat exchanger |
| CN107504836A (en) * | 2017-09-20 | 2017-12-22 | 杭州三花家电热管理系统有限公司 | Heat exchanger, heat-exchange system and indoor heating system |
| US11982491B2 (en) | 2018-10-18 | 2024-05-14 | Carrier Corporation | Microchannel heat exchanger tube supported bracket |
| CN112676409A (en) * | 2019-10-18 | 2021-04-20 | 杭州三花研究院有限公司 | Torsion tool, bending tool and manufacturing method of heat exchanger |
| WO2023051829A1 (en) * | 2021-09-30 | 2023-04-06 | 杭州三花微通道换热器有限公司 | Heat exchanger and method for processing heat exchanger |
| CN114290009A (en) * | 2021-12-31 | 2022-04-08 | 江苏金荣森制冷科技有限公司 | Production method of automatic forming device for forming torsion jacking |
| CN114290009B (en) * | 2021-12-31 | 2023-06-02 | 江苏金荣森制冷科技有限公司 | Production method of automatic forming device for forming torsion and top extension |
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|---|---|
| WO2015014255A1 (en) | 2015-02-05 |
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