CN201945092U - Heat exchanger - Google Patents
Heat exchanger Download PDFInfo
- Publication number
- CN201945092U CN201945092U CN2011200754369U CN201120075436U CN201945092U CN 201945092 U CN201945092 U CN 201945092U CN 2011200754369 U CN2011200754369 U CN 2011200754369U CN 201120075436 U CN201120075436 U CN 201120075436U CN 201945092 U CN201945092 U CN 201945092U
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- fin
- exchanger fin
- bottom face
- fins
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model provides a heat exchanger, which comprises a plurality of heat exchanger fins (1) which are vertically arranged. The horizontal height of the bottom end faces of adjacent heat exchanger fins (1) are different, therefore the technical problems that condensated water or defrosted water accumulated among existing heat exchanger fins can increase wind resistance and accordingly affect the heat-exchanging performance are resolved. Therefore, condensated water or defrosted water accumulated among existing heat exchanger fins can be discharged quickly, and further the effect of heat-exchanging performance is improved.
Description
Technical field
The utility model relates to field of air conditioning, is specifically related to a kind of heat exchanger.
Background technology
As shown in Figure 1, heat exchanger comprises a plurality of heat exchanger fins 1 of a plurality of vertical settings, and heat exchanger uses as evaporimeter and evaporator surface temperature when being lower than the air dew point temperature, and heat exchanger fin 1 surface can condense into condensation water.As shown in Figure 2, because the bottom face of heat exchanger fin 1 is positioned at same level height, under the capillary effect of condensation water, condensation water can be difficult for discharging and then gathering in a large number 1 of heat exchanger fin, block the air channel, increase the thermal resistance of heat exchanger windage and fin side, and then reduce the heat exchange property of heat exchanger, influence its refrigeration.Equally, when heat exchanger uses as evaporimeter and evaporator surface temperature when being lower than zero degree, evaporator fin 1 surface meeting frosting, a large amount of defrosting water are same because the concordant and capillary effect of bottom face of heat exchanger fin 1 after the defrost, can accumulate in difficult discharge the between each fin, make the frost layer long-pending more thick more easily, even freeze, thereby reduce the heat exchange property of heat exchanger, reduce the heat pump heating performance greatly.
The solution of usually taking at this problem at present is: heat exchanger fin 1 adopts hydrophilic aluminium foil, thereby can significantly reduce gathering of condensation water between the fin or defrosting water, improves heat exchange property.But because present general heat exchanger fin 1 spacing of the used heat exchanger of indoor apparatus of air conditioner less (being generally less than 2mm), this moment, no matter heat exchanger fin 1 had or not surface hydrophilic to handle, and owing to capillary effect, all can amass the water column of certain altitude in the heat exchanger bottom.This water column can cause that windage increases, and influences heat exchange property; When wind speed increased, the water column existence was blown to indoor danger.
The utility model content
The utility model aims to provide a kind of heat exchanger, causes windage to increase to gather condensation water or defrosting water between the fin that overcomes existing heat exchanger, influences the technical problem of heat exchange property.
For achieving the above object, the utility model provides a kind of heat exchanger, comprising: the vertical a plurality of heat exchanger fins that are provided with, the bottom face of adjacent heat exchanger fin has different level heights.
Further, a plurality of heat exchanger fins comprise first heat exchanger fin and a plurality of second heat exchanger fin, first heat exchanger fin is positioned at the middle part of heat exchanger, and the level height of bottom face that is positioned at a plurality of second heat exchanger fins of the first heat exchanger fin homonymy increases one by one or reduces one by one to the end of heat exchanger from first heat exchanger fin.
Further, the level height of bottom face that is positioned at a plurality of second heat exchanger fins of the first heat exchanger fin both sides increases one by one or reduces one by one to the two ends of heat exchanger from first heat exchanger fin.
Further, when the end of heat exchanger increased one by one, the level height of bottom face that is positioned at a plurality of second heat exchanger fins of the first heat exchanger fin opposite side reduced from the end of first heat exchanger fin to heat exchanger the level height of bottom face of a plurality of second heat exchanger fins that is positioned at first heat exchanger fin, one side one by one from first heat exchanger fin.
Further, the heat exchanger fin that the level height of bottom face is minimum is near the leakage fluid dram setting of the catch tray of heat exchanger.
Further, heat exchanger fin adopts hydrophilic aluminium foil.
Further, heat exchanger fin is plain film, corrugated plate or the sheet that cracks.
Further, the bottom face of heat exchanger fin is a wedge structure.
Further, the spacing of a plurality of heat exchanger fins is less than 2mm.
According to the technical solution of the utility model, because the bottom face of adjacent heat exchanger fin has different level heights, thereby overcome and gather condensation water between the fin of existing heat exchanger or defrosting water causes windage to increase, influence the technical problem of heat exchange property, reached to make and gathered condensation water between its fin or defrosting water is discharged fast, and then improved the effect of heat exchange property.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of existing heat exchanger;
Fig. 2 is the cross-sectional view of the adjacent heat exchanger fin of existing heat exchanger;
Fig. 3 is the cross-sectional view according to the adjacent heat exchanger fin of heat exchanger of the present utility model;
Fig. 4 is the structural representation according to the first embodiment heat exchanger fin of heat exchanger of the present utility model; And
Fig. 5 is the structural representation according to the second embodiment heat exchanger fin of heat exchanger of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
As preferably embodiment of the present utility model, this heat exchanger comprises: the vertical a plurality of heat exchanger fins 1 that are provided with, as seen from Figure 3, the bottom face of adjacent heat exchanger fin 1 has different level heights.Condensation water that gathers or defrosting water between the heat exchanger fin 1 can be subjected to air shearing force, gravity and surface tension, and the gravitation of the water column of the lower fin of adjacent bottom face bottom condensation water or defrosting water, thereby the higher fin of bottom face bottom flows to the lower fin bottom of adjacent bottom face under the effect of these four kinds of power, thereby make the water column that gathers between the lower fin of bottom face increase, like this in landing from the heat exchanger fin easily under the effect of gravity, discharge by the catch tray of heat exchanger then, and then improved heat exchange property.
Preferably, a plurality of heat exchanger fins 1 comprise first heat exchanger fin 11 and a plurality of second heat exchanger fin 12, first heat exchanger fin 11 is positioned at the middle part of heat exchanger, and the level height of bottom face that is positioned at a plurality of second heat exchanger fins 12 of first heat exchanger fin, 11 homonymies increases one by one or reduces one by one to the end of heat exchanger from first heat exchanger fin 11.Make that condensation water or defrosting water can flowing on the minimum fin of bottom face as the one-level level of getting out of a predicament or an embarrassing situation, thereby the condensation water of whole heat exchanger bottom or defrosting water can be concentrated on the fin that end face is minimum on earth and continue to flow down, thereby reduce the bottom ponding of heat exchanger greatly.
Fig. 4 shows first embodiment of the present utility model, as can be seen from Figure 4, the level height of bottom face that is positioned at a plurality of second heat exchanger fins 12 of first heat exchanger fin, 11 both sides increases one by one or reduces one by one to the two ends of heat exchanger from first heat exchanger fin 11.
Fig. 5 shows second embodiment of the present utility model, as can be seen from Figure 5, when the end of heat exchanger increased one by one, the level height of bottom face that is positioned at a plurality of second heat exchanger fins 12 of first heat exchanger fin, 11 opposite sides reduced to the end of heat exchanger from first heat exchanger fin 11 level height of bottom face of a plurality of second heat exchanger fins 12 that is positioned at first heat exchanger fin, 11 1 sides one by one from first heat exchanger fin 11.
Preferably, the heat exchanger fin 1 that the level height of bottom face is minimum is near the leakage fluid dram setting of the liquid dish of heat exchanger.Discharge by leakage fluid dram the most fast after making condensation water or defrosting water to concentrate to flow down, thereby more effectively reduce condensation water or the alluvial of defrosting water in heat exchanger, the heat exchange efficiency of raising.
Preferably, heat exchanger fin 1 adopts hydrophilic aluminium foil.Hydrophilic aluminium foil can reduce the surface tension of condensation water or defrosting water greatly, thereby reduces condensation water or defrosting water gathering between fin, improves heat exchange property.
Preferably, heat exchanger fin 1 is plain film, corrugated plate or the sheet that cracks.Make the utility model can be applied to multiple heat exchanger.
Preferably, the bottom face of heat exchanger fin 1 is a wedge structure.Thereby condensation water that gathers or the higher fin of defrosting water bottom face bottom that wedge structure more helps between the heat exchanger fin 1 flow to the lower fin bottom of adjacent bottom face, and then landing from the heat exchanger fin, discharge by the catch tray of heat exchanger then, improved heat exchange property.
Preferably, the spacing of a plurality of heat exchanger fins 1 is less than 2mm.The general pitch of fins of the used heat exchanger of indoor apparatus of air conditioner is less than 2mm at present, this moment, no matter fin had or not surface treatment, because the capillary effect of condensation water or defrosting water, all can gather in the heat exchanger bottom, thereby the bottom face that needs adjacent heat exchanger fin more has different level heights, thereby overcome and gather condensation water between the fin of existing heat exchanger or defrosting water causes windage to increase, influence the technical problem of heat exchange property, reach to make and gather condensation water between its fin or defrosting water is discharged fast, and then improve heat exchange property.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. heat exchanger comprises: vertical a plurality of heat exchanger fins (1) that are provided with is characterized in that the bottom face of adjacent described heat exchanger fin (1) has different level heights.
2. heat exchanger according to claim 1, it is characterized in that, described a plurality of heat exchanger fin (1) comprises first heat exchanger fin (11) and a plurality of second heat exchanger fin (12), described first heat exchanger fin (11) is positioned at the middle part of described heat exchanger, and the level height of bottom face that is positioned at described a plurality of second heat exchanger fins (12) of described first heat exchanger fin (11) homonymy increases one by one or reduces one by one to the end of described heat exchanger from described first heat exchanger fin (11).
3. heat exchanger according to claim 2, it is characterized in that the level height of bottom face that is positioned at described a plurality of second heat exchanger fins (12) of described first heat exchanger fin (11) both sides increases one by one or reduces one by one to the two ends of described heat exchanger from described first heat exchanger fin (11).
4. heat exchanger according to claim 2, it is characterized in that, when the end of described heat exchanger increased one by one, the level height of bottom face that is positioned at described a plurality of second heat exchanger fins (12) of described first heat exchanger fin (11) opposite side reduced to the end of described heat exchanger from described first heat exchanger fin (11) level height of bottom face of described a plurality of second heat exchanger fins (12) that is positioned at described first heat exchanger fin (11) one sides one by one from described first heat exchanger fin (11).
5. heat exchanger according to claim 4 is characterized in that, the leakage fluid dram setting of the catch tray of the close described heat exchanger of described heat exchanger fin (1) that the level height of bottom face is minimum.
6. according to each described heat exchanger in the claim 1 to 5, it is characterized in that described heat exchanger fin (1) adopts hydrophilic aluminium foil.
7. according to each described heat exchanger in the claim 1 to 5, it is characterized in that described heat exchanger fin (1) is plain film, corrugated plate or the sheet that cracks.
8. heat exchanger according to claim 6 is characterized in that, described heat exchanger fin (1) is plain film, corrugated plate or the sheet that cracks.
9. according to each described heat exchanger in the claim 1 to 5, it is characterized in that the bottom face of described heat exchanger fin (1) is a wedge structure.
10. heat exchanger according to claim 1 is characterized in that, the spacing of described a plurality of heat exchanger fins (1) is less than 2mm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011200754369U CN201945092U (en) | 2011-03-21 | 2011-03-21 | Heat exchanger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011200754369U CN201945092U (en) | 2011-03-21 | 2011-03-21 | Heat exchanger |
Publications (1)
Publication Number | Publication Date |
---|---|
CN201945092U true CN201945092U (en) | 2011-08-24 |
Family
ID=44472432
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011200754369U Expired - Lifetime CN201945092U (en) | 2011-03-21 | 2011-03-21 | Heat exchanger |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN201945092U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102692099A (en) * | 2011-03-21 | 2012-09-26 | 珠海格力电器股份有限公司 | Heat exchanger |
CN106288525A (en) * | 2016-08-31 | 2017-01-04 | 合肥美的电冰箱有限公司 | Micro-channel heat exchanger and refrigerator, wind cooling refrigerator |
CN106288526A (en) * | 2016-08-31 | 2017-01-04 | 合肥美的电冰箱有限公司 | Micro-channel heat exchanger and refrigerator, wind cooling refrigerator |
CN106403389A (en) * | 2016-08-31 | 2017-02-15 | 合肥美的电冰箱有限公司 | Micro-channel heat exchanger, refrigerator and air-cooled refrigerator |
CN109945553A (en) * | 2019-03-13 | 2019-06-28 | 广东美的制冷设备有限公司 | Heat exchanger and air conditioner |
CN113028280A (en) * | 2021-03-19 | 2021-06-25 | 西安交通大学 | Air-temperature gasifier for preparing frost inhibition on bionic surface and frost inhibition method |
-
2011
- 2011-03-21 CN CN2011200754369U patent/CN201945092U/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102692099A (en) * | 2011-03-21 | 2012-09-26 | 珠海格力电器股份有限公司 | Heat exchanger |
CN106288525A (en) * | 2016-08-31 | 2017-01-04 | 合肥美的电冰箱有限公司 | Micro-channel heat exchanger and refrigerator, wind cooling refrigerator |
CN106288526A (en) * | 2016-08-31 | 2017-01-04 | 合肥美的电冰箱有限公司 | Micro-channel heat exchanger and refrigerator, wind cooling refrigerator |
CN106403389A (en) * | 2016-08-31 | 2017-02-15 | 合肥美的电冰箱有限公司 | Micro-channel heat exchanger, refrigerator and air-cooled refrigerator |
CN109945553A (en) * | 2019-03-13 | 2019-06-28 | 广东美的制冷设备有限公司 | Heat exchanger and air conditioner |
CN113028280A (en) * | 2021-03-19 | 2021-06-25 | 西安交通大学 | Air-temperature gasifier for preparing frost inhibition on bionic surface and frost inhibition method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201945092U (en) | Heat exchanger | |
CN201575646U (en) | Heat exchanger | |
CN201449172U (en) | Micro-channel heat exchanger with drainage function | |
CN101995172B (en) | Micro-channel heat exchanger and equipment using same | |
CN204438875U (en) | Fin and the heat exchanger with it | |
CN102494443B (en) | Microchannel heat exchanger capable of facilitating to drainage of condensed water | |
CN105864888A (en) | Microchannel heat exchanger and air conditioner | |
CN1979082A (en) | Heat exchanger | |
WO2017101714A1 (en) | Heat exchanger core and heat exchanger having same | |
CN101852568A (en) | Air-conditioning heat exchanger fins and heat exchanger | |
CN103629966A (en) | Fin and air-conditioning heat exchanger | |
CN106705270B (en) | Heat exchanger | |
CN203595439U (en) | Fins and air conditioner heat exchanger | |
CN103438745A (en) | Heat exchanger and fin thereof | |
CN201964697U (en) | Multi-section condenser and air conditioner outdoor unit | |
CN203848558U (en) | Evaporator core | |
CN201697519U (en) | Fins of air-conditioning heat exchanger and heat exchanger | |
CN102692099A (en) | Heat exchanger | |
CN202188698U (en) | Combined heat exchanger | |
CN203053291U (en) | Micro-channel flat tube used for parallel current evaporator | |
WO2018040037A1 (en) | Micro-channel heat exchanger and air-cooled refrigerator | |
JP2010091145A (en) | Heat exchanger | |
CN202835741U (en) | Heat pump air-conditioner and outdoor heat exchanger thereof | |
CN105928258A (en) | Heat exchanger and air conditioner | |
CN105865225B (en) | A kind of micro-channel heat exchanger and air conditioner |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20110824 |
|
CX01 | Expiry of patent term |