CN104949395A - Heat pump type microchannel heat exchanger - Google Patents
Heat pump type microchannel heat exchanger Download PDFInfo
- Publication number
- CN104949395A CN104949395A CN201410121478.XA CN201410121478A CN104949395A CN 104949395 A CN104949395 A CN 104949395A CN 201410121478 A CN201410121478 A CN 201410121478A CN 104949395 A CN104949395 A CN 104949395A
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- China
- Prior art keywords
- flat tube
- patchhole
- fin
- heat exchanger
- installing hole
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- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
- F28F1/26—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being integral with 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
- F28F2260/00—Heat exchangers or heat exchange elements having special size, e.g. microstructures
- F28F2260/02—Heat exchangers or heat exchange elements having special size, e.g. microstructures having microchannels
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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
The invention discloses a heat pump type microchannel heat exchanger which comprises flat tubes and fins. A flat tube insertion hole is formed in each fin, the width dimension of each flat tube is H1, the width dimension H2 of each flat tube insertion hole is larger than the width dimension H1 of each flat tube, the flat tubes are clamped into the corresponding flat tube insertion holes and fixed in a welded mode, turned edges are arranged on each fin along the periphery of the corresponding flat tube insertion hole, an installation hole with the width larger than that of the corresponding flat tube is reserved at one end or at the two ends of each flat tube insertion hole. According to the technical scheme, the installation hole with the width larger than that of the corresponding flat tube is reserved at one end or at the two ends of each flat tube insertion hole to form a larger space or a cutting edge, and the space can be used for installing flat tube installation guide rails to fix the relative positions of the fins, so that dislocation of fins does not occur, and installation of the flat tubes is convenient.
Description
Technical field
The present invention relates to field of Refrigeration and Air-conditioning, especially air-condition heat exchanger field.
Background technology
Fig. 1 and Fig. 2 is the structure of prior art air-condition heat exchanger, comprise the first header 1, second header 2, the flat tube 3 with microchannel pore and fin 4, first header 1 is provided with inlet tube 10, second header 2 is provided with outlet 20, fin is provided with flat tube patchhole, and flat tube snaps in flat tube patchhole and is welded and fixed.
In order to strengthen weld strength, fin is provided with flange along flat tube patchhole periphery.Micro-channel heat exchanger is because flat tube width is less, although the peripheral bead of flat tube patchhole can strengthen weld strength on fin, flange height is low, cannot realize spacing of fin location by flange, need to arrange positioning element in other places of fin, but also increase windage simultaneously.For solving this problem, Japan Patent JP2003-363074 discloses a kind of turnup structure, minister limit, two ends positioning flaps spacing, and both sides minor face realizes welding with the laminating of flat tube.But the minister limit, two ends of above-mentioned fin flat tube patchhole is the one side routed up separately, one section of fin is had not have flange between both sides minor face and minister limit, two ends, in heat exchanger assembling process, when flat tube inserts fin, due to the requirement of welding, make flat tube and fin need keep less gap, thus insert in fin process at flat tube, frictional force is there is between flat tube and fin, simultaneously, because the both sides flange of fin flat tube patchhole and both ends disconnect, cause the weaken disconnecting position and location flange, frictional force in flat tube assembling process easily makes end flange lodging, simultaneously both sides fin due to frictional force also can along the flexural deformation of flat tube direction of insertion, thus accurate location cannot be realized, also fin height can be made to differ, reduce heat exchange property.
Summary of the invention
Technical problem to be solved by this invention just there is provided a kind of Novel hot pump-type micro-channel heat exchanger, in assembling process, spacing of fin location is realized at heat exchanger, reduce the friction of flat tube and fin, thus avoid lodging and the distortion of fin, improve heat exchanger heat exchange efficiency and life-span.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of pump type heat micro-channel heat exchanger, comprise flat tube and fin, fin is provided with flat tube patchhole, flat tube width dimensions is H1, and the width dimensions H2 of flat tube patchhole is greater than flat tube width dimensions H1, and flat tube snaps in flat tube patchhole and is welded and fixed, fin is provided with flange along flat tube patchhole periphery, leaves the installing hole that a width is greater than flat tube width in flat tube patchhole one or both ends.
Preferably, the both sides that installing hole connects with the long limit of flat tube patchhole are provided with installing hole flange.
Preferably, installing hole flange is connected with the long limit flange of flat tube patchhole both sides.
Preferably, installing hole flange height is greater than the long limit flange height of flat tube patchhole both sides.
Preferably, described installing hole is rectangle, the transition of rectangle foursquare arc.
Preferably, the shape of described installing hole is circular or oval.
Preferably, described installing hole flange is in the leaving certain gaps uncovered by the economic plan of flat tube patchhole short end.
Preferably, flat tube patchhole is taper, and the angle α on angle of taper α and flat tube two long limits of flat tube patchhole is identical.
Preferably, flat tube cross section is made up of two long limits and two minor faces, and two minor faces are respectively circular arc B1 and B2, and B2 is greater than B1, is circular arc B3, B3=B1 bottom flat tube patchhole.
Preferably, between flat tube patchhole axis in the width direction and horizontal plane, there is angle.
In technical scheme of the present invention, the installing hole that a width is greater than flat tube width is left in flat tube patchhole one or both ends, define a large space or otch, this space can be used to the relative position installing flat tube mounting guide rail and fixing fin, make can not misplace between fin and fin, facilitate flat tube to install.
The both sides that installing hole connects with the long limit of flat tube patchhole are provided with installing hole flange, this installing hole flange positioning flaps spacing, and installing hole flange is connected with the long limit flange of flat tube patchhole both sides, gain in strength, therefore when flat tube inserts fin, on fin, the long limit flange of flat tube patchhole both sides can not be out of shape lodging because of the frictional force that rubs with flat tube, can keep good flatness, make each spacing of fin even.
In addition, because on fin, the width dimensions H2 of flat tube patchhole is greater than flat tube width dimensions H1, on fin, the angle [alpha] on angle [alpha] and flat tube two long limits that the long limit of flat tube patchhole two is formed is identical, also make assembling time flat tube outer wall and gap, fin flat tube patchhole edge larger, flat tube inserts easily, do not rub between the two, avoid flat tube outer wall because of fricative wearing and tearing; And simultaneously, circular arc and the corresponding size of flat tube cross section minor face small arc-shaped bottom flat tube patchhole, on fin, the angle [alpha] on angle [alpha] and flat tube two long limits that the long limit of flat tube patchhole two is formed is identical, like this, flat tube is after insertion flat tube patchhole, on flat tube outer wall and fin, flat tube patchhole is closely affixed, and can obtain firm location and be beneficial to and be welded and fixed.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
Fig. 1 is the structural representation of micro-channel heat exchanger in prior art;
Fig. 2 is A-A cross-sectional view in Fig. 1;
Fig. 3 is the structural representation of micro-channel heat exchanger in embodiment 1;
Fig. 4 is the partial enlarged drawing of A in Fig. 3;
Fig. 5 is flat tube cross-sectional structure schematic diagram in embodiment 1;
Fig. 6 is fin structure schematic diagram in embodiment 1;
Fig. 7 is A-A cross-sectional view in Fig. 6;
Fig. 8 is fin partial structurtes schematic diagram in embodiment 1;
Fig. 9 is fin side structure schematic diagram in embodiment 1;
Figure 10 is fin perspective view in embodiment 1;
Figure 11 is the structural representation of micro-channel heat exchanger in embodiment 2;
Figure 12 is the planar structure schematic diagram of micro-channel heat exchanger in embodiment 3;
Figure 13 is the perspective view of micro-channel heat exchanger in embodiment 3;
Figure 14 is the planar structure schematic diagram of micro-channel heat exchanger in embodiment 4;
Figure 15 is the perspective view of micro-channel heat exchanger in embodiment 4;
Figure 16 is the planar structure schematic diagram of micro-channel heat exchanger in embodiment 5;
Figure 17 is the perspective view of micro-channel heat exchanger in embodiment 5;
Figure 18 is the planar structure schematic diagram of micro-channel heat exchanger in embodiment 6;
Figure 19 is the perspective view of micro-channel heat exchanger in embodiment 6.
Detailed description of the invention
First, composition graphs 3 to Figure 10 illustrates embodiments of the invention 1.
As shown in Figure 3 and Figure 4, a kind of pump type heat micro-channel heat exchanger, comprise the first header 1, second header 2 and some flat tubes 3 and some fins 4 that are set up in parallel, first header 1 is provided with inlet tube 10, second header 2 is provided with outlet 20, some flat tubes 3 are connected side by side between first header 1 and the second header 2, cold-producing medium enters the first header 1 from inlet tube 10, then flow into the second header 2 through flat tube 3 and discharge from outlet 20, cold-producing medium carries out heat exchange by flat tube 3, fin 4 with air in the process.
As shown in Figure 5, large one end, flat tube 3 cross section one end is little, and flat tube cross section is made up of two long limits and two minor faces, and two minor faces are positioned at the two ends of flat tube cross section, and be respectively circular arc B1 and B2, B2 is greater than B1, becomes α angle between two long limits, and flat tube width dimensions is H1.
As shown in Figure 6, fin 4 is provided with flat tube patchhole 40, shown in composition graphs 4, leave the installing hole 401 that a width is greater than flat tube width, and the cross section of installing hole 401 is rectangle in flat tube patchhole 40 one end.
As shown in Figure 8, on fin, the width dimensions of flat tube patchhole 40 is H2, and the angle that on fin, the long limit of flat tube patchhole two is formed is α, and bottom flat tube patchhole, arc size is B3.
Specifically compare the size of flat tube 3 and flat tube patchhole 40, on fin, the width dimensions H2 of flat tube patchhole is greater than flat tube width dimensions H1, on fin, the angle [alpha] on angle [alpha] and flat tube two long limits that the long limit of flat tube patchhole two is formed is identical, arc size B3=B1 bottom flat tube patchhole.
As shown in Fig. 7 and Fig. 9 and Figure 10, fin is provided with flange along flat tube patchhole 40 periphery, and long limit flange 402 is separated with minor face flange 403.Minor face flange 403 height h2 is greater than or equal to the height h1 of long limit flange 402.
Fin is provided with flange and flange between each limit disconnects along flat tube patchhole periphery, the height arranging two minor face flange is more than or equal to the height of other flange, two minor face flange is for locating each fin pitch of fins, other flange for increasing the contact area with flat tube, and can need to arrange short height flexibly according to heat exchanger heat exchange property.Because above-mentioned fin structure does not need the place beyond flat tube patchhole to make locating hole in addition for positioning flaps spacing, therefore large compared with existing heat exchanger heat exchange area, improve heat exchange efficiency.
Shown in composition graphs 3, flat tube 3 snaps in flat tube patchhole 40 and is welded and fixed.When inserting flat tube, install flat tube mounting guide rail in installing hole 401, flat tube inserts flat tube patchhole 40 along flat tube mounting guide rail.
In technique scheme, fin 4 is leaving a width and is greater than flat tube width installing hole 401 in flat tube patchhole 40 one end, define a large space or otch, this space can be used to the relative position installing flat tube mounting guide rail and fixing fin, make can not misplace between fin and fin, flat tube is facilitated to install, simultaneously, because on fin 4, the width dimensions H2 of flat tube patchhole 40 is greater than flat tube width dimensions H1, on fin, the angle [alpha] on angle [alpha] and flat tube two long limits that the long limit of flat tube patchhole two is formed is identical, during assembling, flat tube is partial to installing hole 401 and is inserted under the guiding of flat tube mounting guide rail, flat tube outer wall and gap, fin flat tube patchhole edge larger, flat tube 3 inserts easily, do not rub between the two, avoid the wearing and tearing of flat tube outer wall, the long limit flange that it also avoid flat tube patchhole both sides on fin is out of shape lodging because of the frictional force that rubs with flat tube.Moreover, although be provided with installing hole 401, still fin is in the sealing of two ends, flat tube patchhole 40 both sides, ensure that the intensity of flat tube patchhole both sides fin and smooth draining.
And simultaneously, circular arc and the corresponding size of flat tube cross section minor face small arc-shaped bottom flat tube patchhole 40, i.e. arc size B3=B1 bottom flat tube patchhole, on fin, the angle [alpha] on angle [alpha] and flat tube two long limits that the long limit of flat tube patchhole two is formed is identical, like this, after flat tube 3 inserts flat tube patchhole 40 completely, agree with bottom one end that flat tube is little and flat tube patchhole, flat tube two sides and flat tube patchhole two sides are agreed with, achieve flat tube patchhole on flat tube outer wall and fin to be closely affixed, firm location can be obtained and be beneficial to and be welded and fixed.
Angle is that α is greater than 0 ° and is less than or equal to 15 °, and when heat exchanger is installed, header is usually vertically placed, now the line of centres of flat tube cross section two minor face and plane-parallel, and two long limits tilt, and condensed water can be discharged smoothly along hypotenuse.
As shown in Figure 10, in embodiments of the invention 2, the structure of other parts is identical with embodiment 1, but has angle between flat tube patchhole 40 axis in the width direction and horizontal plane.The line of centres of corresponding flat tube cross section two minor face be arranged on fin also has identical angle with between horizontal plane.Further, the angle of described angle is less than 30 degree.Described α angle preferred value is greater than 0 ° and is less than or equal to 15 °.
The technical scheme of embodiment 2 considers, when heat exchanger is vertically placed, because angle of inclination, flat tube two long limit is less, heat exchanger produces to tilt slightly all to cause long limit level on the upside of flat tube in initial installation or when running, thus causes condensed water to be detained at flat tube upper surface.And when there is angle between the line of centres and horizontal plane of flat tube cross section two minor face, increase the gradient on the long limit of flat tube, thus avoid the problems referred to above, the condensed water on flat tube can be discharged smoothly.
As shown in Figure 12 and Figure 13, in embodiment 3, installing hole 401 is provided with at the two ends of flat tube patchhole 40, installing hole 401 is rectangle, installing hole is provided with circular arc along two side flangings of flat tube axial direction, greatly strengthen the intensity for the flange of locating, and ensures the consistent of spacing of fin.Installing hole flange 404 is connected with the long limit flange 402 of flat tube patchhole 40 both sides.Installing hole flange height is greater than the height of the long limit flange 402 of flat tube patchhole 40 both sides.But as different from Example 1, flat tube patchhole 40 is designed to rectangle.
The installing hole 401 at flat tube patchhole 40 two ends is used for installing flat tube guide rail, and flat tube inserts fin along flat tube guide rail, makes flat tube more easily insert fin.The installing hole flange 404 positioning flaps spacing of two ends installing hole, and installing hole flange 404 is connected with the long limit flange 402 of flat tube patchhole 40 both sides, gain in strength, therefore when flat tube inserts fin, around the long limit flange 402 of flat tube patchhole 40 both sides and flat tube patchhole, fin can not be out of shape lodging because of the frictional force that rubs with flat tube, fin can keep good flatness, makes each spacing of fin even.Described installing hole flange is in the leaving certain gaps uncovered by the economic plan of flat tube patchhole short end, and this breach is at flat tube axis two ends, and can be realized by the minor face flange 403 do not arranged in embodiment 1 or reduce the height of minor face flange 403, the setting of this breach can reduce windage.
As shown in Figure 14 and Figure 15, in example 4, its structure different from embodiment 3 is, only one end of flat tube patchhole 40 is provided with installing hole 401, and flat tube patchhole 40 adopts the pyramidal structure adopted in embodiment 1.
The space that above-mentioned installing hole 401 provides can make flat tube insert near installing hole side; simultaneously on fin flat tube patchhole 40 dual-side to be designed to certain angle tapered; certain interval is kept between flat tube outer wall and fin flat tube patchhole dual-side when making insertion; both do not contact (protection flat tube outer wall zinc coat does not wear and tear), only installing hole contact friction on mounting guide rail and fin.And the flange installing pore area circular arc can protect fin and flange indeformable in installation process.
As shown in Figure 16 and Figure 17, in embodiment 5, flat tube patchhole 40 adopts the pyramidal structure adopted in embodiment 1, arranges installing hole 401 in flat tube patchhole 40 one end.But installing hole 401 is arranged to circle, mounting guide rail shape also should be circular mutually, and installing hole flange is then circular arc, and for arc transition is connected between installing hole flange 404 and the long limit flange 402 of flat tube patchhole 40, this installing hole flange correspondence has stronger intensity.
As shown in Figure 18 and Figure 19, in embodiment 6, flat tube patchhole 40 adopts the pyramidal structure adopted in embodiment 1, arranges installing hole 401 in flat tube patchhole 40 one end.Installing hole 401 is arranged to ellipse, flat tube mounting guide rail shape also should be oval mutually, installing hole flange is then circular arc, and for arc transition is connected between installing hole flange 404 and the long limit flange 402 of flat tube patchhole 40, flat tube patchhole 40 does not arrange minor face flange at installation nose end and forms breach.The installing hole turnup structure adopted in the present embodiment, when having circular arc flange and strengthening intensity, relative to the scheme in embodiment 5, can guide wind field to flow, reduce the fin heat exchange dead band after installing hole, improve heat transfer intensity.
Claims (10)
1. a pump type heat micro-channel heat exchanger, comprise flat tube (3) and fin (4), fin (4) is provided with flat tube patchhole (40), flat tube width dimensions is H1, the width dimensions H2 of flat tube patchhole is greater than flat tube width dimensions H1, flat tube (3) snaps in flat tube patchhole (40) and is welded and fixed, and fin (4) is provided with flange along flat tube patchhole (40) periphery, it is characterized in that: leave the installing hole (401) that a width is greater than flat tube width in flat tube patchhole (40) one or both ends.
2. pump type heat micro-channel heat exchanger according to claim 1, is characterized in that: the both sides that installing hole (401) connects with flat tube patchhole (40) long limit are provided with installing hole flange (404).
3. pump type heat micro-channel heat exchanger according to claim 2, is characterized in that: installing hole flange is connected with long limit flange (402) of flat tube patchhole (40) both sides.
4. pump type heat micro-channel heat exchanger according to claim 3, is characterized in that: installing hole flange height is greater than long limit flange (401) of flat tube patchhole (40) both sides highly.
5. pump type heat micro-channel heat exchanger according to claim 4, is characterized in that: described installing hole (401) is rectangle, the transition of rectangle foursquare arc.
6. pump type heat micro-channel heat exchanger according to claim 4, is characterized in that: the shape of described installing hole (401) is for circular or oval.
7. pump type heat micro-channel heat exchanger according to claim 4, is characterized in that: described installing hole flange is in the leaving certain gaps uncovered by the economic plan of flat tube patchhole short end.
8. the pump type heat micro-channel heat exchanger according to any one of claim 1 to 7, is characterized in that: flat tube patchhole (40) is taper, and the angle α on angle of taper α and flat tube two long limits of flat tube patchhole (40) is identical.
9. pump type heat micro-channel heat exchanger according to claim 8, is characterized in that: flat tube cross section is made up of two long limits and two minor faces, and two minor faces are respectively circular arc B1 and B2, and B2 is greater than B1, is circular arc B3, B3=B1 bottom flat tube patchhole.
10. pump type heat micro-channel heat exchanger according to claim 9, is characterized in that: have angle between flat tube patchhole (40) axis in the width direction and horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121478.XA CN104949395A (en) | 2014-03-28 | 2014-03-28 | Heat pump type microchannel heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410121478.XA CN104949395A (en) | 2014-03-28 | 2014-03-28 | Heat pump type microchannel heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104949395A true CN104949395A (en) | 2015-09-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410121478.XA Pending CN104949395A (en) | 2014-03-28 | 2014-03-28 | Heat pump type microchannel heat exchanger |
Country Status (1)
| Country | Link |
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| CN (1) | CN104949395A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622064A (en) * | 2016-12-27 | 2017-05-10 | 苏州汶颢微流控技术股份有限公司 | Micro-hybrid chip and micro-channel reaction system |
| CN109186308A (en) * | 2018-09-19 | 2019-01-11 | 珠海格力电器股份有限公司 | Heat exchange fin, micro-channel heat exchanger and heat pump system |
| WO2020135879A1 (en) * | 2018-12-29 | 2020-07-02 | 杭州三花微通道换热器有限公司 | Heat exchanger |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07190660A (en) * | 1993-12-28 | 1995-07-28 | Showa Alum Corp | Heat exchanger and its manufacture |
| JP2005127595A (en) * | 2003-10-23 | 2005-05-19 | Matsushita Electric Ind Co Ltd | Heat exchanger |
| CN2795785Y (en) * | 2005-03-21 | 2006-07-12 | 姚德林 | High efficiency heat exchanger fins |
| CN201828177U (en) * | 2010-09-29 | 2011-05-11 | 浙江金宸三普换热器有限公司 | Flat pipe and fin structure of parallel flow heat exchanger |
| CN102062502A (en) * | 2009-11-12 | 2011-05-18 | 乐金电子(天津)电器有限公司 | Flat-pipe heat exchanger structure and assembling table thereof |
| CN203249530U (en) * | 2013-03-25 | 2013-10-23 | 浙江盾安热工科技有限公司 | Microchannel flat tube and heat exchanger with same |
-
2014
- 2014-03-28 CN CN201410121478.XA patent/CN104949395A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07190660A (en) * | 1993-12-28 | 1995-07-28 | Showa Alum Corp | Heat exchanger and its manufacture |
| JP2005127595A (en) * | 2003-10-23 | 2005-05-19 | Matsushita Electric Ind Co Ltd | Heat exchanger |
| CN2795785Y (en) * | 2005-03-21 | 2006-07-12 | 姚德林 | High efficiency heat exchanger fins |
| CN102062502A (en) * | 2009-11-12 | 2011-05-18 | 乐金电子(天津)电器有限公司 | Flat-pipe heat exchanger structure and assembling table thereof |
| CN201828177U (en) * | 2010-09-29 | 2011-05-11 | 浙江金宸三普换热器有限公司 | Flat pipe and fin structure of parallel flow heat exchanger |
| CN203249530U (en) * | 2013-03-25 | 2013-10-23 | 浙江盾安热工科技有限公司 | Microchannel flat tube and heat exchanger with same |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622064A (en) * | 2016-12-27 | 2017-05-10 | 苏州汶颢微流控技术股份有限公司 | Micro-hybrid chip and micro-channel reaction system |
| CN106622064B (en) * | 2016-12-27 | 2018-10-19 | 苏州汶颢微流控技术股份有限公司 | Microring array chip and microchannel reaction system |
| CN109186308A (en) * | 2018-09-19 | 2019-01-11 | 珠海格力电器股份有限公司 | Heat exchange fin, micro-channel heat exchanger and heat pump system |
| CN109186308B (en) * | 2018-09-19 | 2024-05-03 | 珠海格力电器股份有限公司 | Heat exchange fin, micro-channel heat exchanger and heat pump system |
| WO2020135879A1 (en) * | 2018-12-29 | 2020-07-02 | 杭州三花微通道换热器有限公司 | Heat exchanger |
| CN111380394A (en) * | 2018-12-29 | 2020-07-07 | 杭州三花微通道换热器有限公司 | Heat exchanger |
| CN111380394B (en) * | 2018-12-29 | 2022-02-01 | 杭州三花微通道换热器有限公司 | Heat exchanger |
| US12007178B2 (en) | 2018-12-29 | 2024-06-11 | Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | Heat exchanger |
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Application publication date: 20150930 |
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