CN203550714U - Fin and heat exchanger adopting same - Google Patents
Fin and heat exchanger adopting same Download PDFInfo
- Publication number
- CN203550714U CN203550714U CN201320650073.6U CN201320650073U CN203550714U CN 203550714 U CN203550714 U CN 203550714U CN 201320650073 U CN201320650073 U CN 201320650073U CN 203550714 U CN203550714 U CN 203550714U
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- heat exchanger
- fin
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- heat
- exchanger fin
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- 230000002787 reinforcement Effects 0.000 claims description 19
- 230000000875 corresponding Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000036536 Cave Effects 0.000 description 1
- 241000784732 Lycaena phlaeas Species 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The utility model provides a heat exchanger fin which is connected with a flat pipe. The heat exchanger fin comprises a plurality of heat radiating fin units, each heat radiating fin unit comprises a windward plate, a leeward plate and an intermediate plate which is arranged between the windward plate and the leeward plate along the air flowing direction, the leeward plates of the heat radiating fin units are connected together, a flat pipe groove for inserting a flat pipe is arranged between every two adjacent heat radiating fin units, the intermediate plate is provided with at least one heat transferring groove, and each heat transferring groove extends along the length direction of the heat exchanger fin. The intermediate plate of each heat radiating fin unit of the fin is provided with the heat transferring groove, compared with the louver of the existing heat exchanger, the heat transferring groove is smoother, so that the frosting speed of the heat exchanger is slowed down under the low temperature high humidity situation, and the heat exchanging efficiency of the heat exchanger can be further improved. The utility model also provides a heat exchanger utilizing the fin.
Description
Technical field
The utility model belongs to field of heat exchangers, relates in particular to a kind of fin and adopts the heat exchanger of this fin.
Background technology
Micro-channel heat exchanger adopts the flat tube with fine structure as its medium side flowing carrier, can strengthen intraductal heat transfer, simultaneously, disturbance when louvered fin enhancing Air Flow is set between the flat tube of heat exchanger, improved the heat transfer coefficient of air side, therefore, the type heat exchanger belongs to a kind of heavy duty detergent heat exchanger.In addition, micro-channel heat exchanger compact conformation, lightweight, coolant injection amount is few, can replace common copper pipe fin type heat exchanger to reduce costs, and is more and more subject to the attention of air-conditioning manufacturer at present.
Refer to Fig. 1, Fig. 1 shows the micro-channel heat exchanger 200 of the prior art of using as single-cooling air-conditioner condenser.This heat exchanger 200 is provided with many banded louvered fins 202 that repeat to fold between the flat tube 201 of horizontal positioned, top (this top refers to the position of the folding turning point of fin) by fin 202 folding turning points contacts with flat tube 201 and soldering formation, although can effectively bring into play the advantage that its heat transfer efficiency is high when the heat exchanger 200 of this structure uses as condensation heat release, but the heat exchanger 200 of this structure frosting speed in low temperature and high relative humidity situation still cannot delay again, the heat exchange efficiency of fin 202 heat exchangers 200 of this structure has certain influence.
Utility model content
The object of the utility model embodiment is to provide a kind of fin, is intended to solve the existing heat exchanger problem that frosting speed cannot delay again in low temperature and high relative humidity situation.
The utility model embodiment realizes like this, a kind of heat exchanger fin, for being connected with flat tube, described heat exchanger fin comprises some fin units, described in each, fin unit comprises plate windward on air-flow direction, leeward plate and the intermediate plate between described plate windward and described leeward plate, described in each, the described leeward plate of fin unit interconnects, between adjacent two described fin units, offer for plugging the flat tube groove of described flat tube, on described intermediate plate, be provided with at least one heat transfer groove, described in each, conduct heat groove along extending on the length direction of this heat exchanger fin.
Further, described heat transfer groove is several, described some heat transfer grooves are arranged on the width of this heat exchanger fin, are provided with to limit the first of the spacing between heat exchanger fin apart from boss on described intermediate plate, and described first is arranged in apart from boss the groove that wherein conducts heat described in.
Further, described first is arranged in the described heat transfer groove of correspondence near described plate windward apart from boss, and described first extends on the width of described heat exchanger fin apart from boss.
Further, described first is apart from the rectangular shape of described heat transfer groove indent at boss place, and the cross section of the groove that conducts heat described in other is V-shaped.
Further, be provided with to limit the second pitch of fins boss of the spacing between heat exchanger fin on described plate windward, the side that described the second pitch of fins boss is angle at the width with described heat exchanger fin extends upward.
Further, on described plate windward, along being provided with at least one the first reinforcement on the width of this heat exchanger fin, described at least one the first reinforcement is extended to the forward edge of described heat transfer groove of the leading section of described intermediate plate by described plate windward.
Further, be provided with to limit the 3rd pitch of fins boss of the spacing between heat exchanger fin on described leeward plate, described first is protruding towards the same side of corresponding described fin unit with described the 3rd pitch of fins boss apart from boss.
Further, on described leeward plate, along extending and be provided with at least two second V-shaped reinforcements of cross section on the width of this heat exchanger fin, described the 3rd pitch of fins boss on described leeward plate is between described at least two second reinforcements.
Further, the described leeward plate bending of described fin unit is protruded and is formed with two guiding gutters for draining, and described two guiding gutters be arranged in parallel, and described at least two second reinforcements are arranged between described two guiding gutters.
Another object of the utility model embodiment is to provide a kind of heat exchanger, it comprises the first header, the second header and parallel interval and is arranged at the some flat tubes between described the first header and described the second header, described heat exchanger also comprises the some above-mentioned heat exchanger fin of parallel interval, described in each, fin is perpendicular to described flat tube setting, and each flat tube is inserted in respectively in the some described flat tube groove of fin described in each.
The intermediate plate of the fin unit of described fin is provided with heat transfer groove, the shutter that so design is compared existing heat exchanger due to heat transfer groove wants level and smooth, can delay to a certain extent heat exchanger frosting speed in low temperature and high relative humidity situation, further improve the heat exchange efficiency of heat exchanger.
Accompanying drawing explanation
Fig. 1 is the perspective view of the heat exchanger that provides of the utility model the first embodiment.
Fig. 2 is the structural representation of fin of the heat exchanger of Fig. 1.
Fig. 3 is the cross-sectional view of the fin A-A along the line of Fig. 2.
Fig. 4 is the structural representation of the fin of the heat exchanger that provides of the utility model the second embodiment.
Fig. 5 is the cross-sectional view of the fin B-B along the line of Fig. 4.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1, the utility model embodiment provides a kind of heat exchanger 100, it comprises the first header 101, the second header 102 and parallel interval and is arranged at the some flat tubes 103 between described the first header 101 and described the second header 102, described heat exchanger 100 also comprises some heat exchanger fins 10 of parallel interval, described in each, fin 10 arranges perpendicular to described flat tube 103, described in each, fin 10 offers some flat tube grooves 11, and each flat tube 103 is inserted in respectively in the some described flat tube groove 11 of fin 10 described in each.
Please refer to Fig. 2 and Fig. 3, described in each, heat exchanger fin 10 is for being connected with flat tube 103.Described heat exchanger fin 10 comprises some fin units 20.Described in each, fin unit 20 comprises plate 21, leeward plate 22 and the intermediate plate 23 between described plate windward 21 and described leeward plate 22 windward on air-flow direction.Described in each, the described leeward plate 22 of fin unit 20 interconnects.Between adjacent two described fin units 20, offer for plugging the described flat tube groove 11 of described flat tube 103.Described flat tube groove 11 runs through between the described intermediate plate 23 of adjacent two described fin units 20 and between described plate windward 21.
On described intermediate plate 23, be provided with at least one heat transfer groove 50, the groove 50 that conducts heat described in each is along extending on the length direction of this heat exchanger fin 10.
The intermediate plate 23 of the fin unit 20 of described fin 10 is provided with heat transfer groove 50, the shutter that so design is compared existing heat exchanger due to heat transfer groove 50 wants level and smooth, can delay to a certain extent heat exchanger 100 frosting speed in low temperature and high relative humidity situation, further improve the heat exchange efficiency of heat exchanger 100.Due to the existence of heat transfer groove 100, also increased the intensity of fin 10.
In the present embodiment, described heat transfer groove 50 is several, described some heat transfer grooves 50 are arranged on the width of this heat exchanger fin 10, on described intermediate plate 23, be provided with to limit the first of spacing of 10 of heat exchanger fins apart from boss 26, described first is arranged in apart from boss 26 groove 50 that wherein conducts heat described in.Preferably, described first is arranged in the described heat transfer groove 50 of correspondence near described plate windward 21 apart from boss 26, and wherein, described first extends on the width of described heat exchanger fin 10 apart from boss 26.
Described first is apart from the rectangular shape of described heat transfer groove 50 indent at boss 26 places, and the cross section of the groove 50 that conducts heat described in other is V-shaped.The groove 50 that conducts heat described in other is identical, and the distance between adjacent described heat transfer groove 50 is preferred in 1mm～2mm.
In the present embodiment, described plate windward 21 does not arrange any pitch of fins boss that can limit the spacing of 40 of heat exchanger fins, owing on plate 21, pitch of fins boss not being set windward, heat exchanger 100 is in traditional welding technical process, plate 21 sides can not overlap windward, Forging Process windward plate 21 sides is stressed even, and deflection is consistent, and outward appearance can be more smooth.
Further, for enhanced fin 10 structures, on described plate windward 21, along being provided with at least one the first reinforcement 43 on the width of this heat exchanger fin 10, described at least one the first reinforcement 43 is extended to the forward edge of described heat transfer groove 50 of the leading section of described intermediate plate 23 by described plate windward 21.
Location when facilitating heat exchanger 100 assembling between fin 101, on described leeward plate 22, be provided with to limit the 3rd pitch of fins boss 25 of the spacing of 10 of heat exchanger fins, described first apart from boss 26 with described the 3rd pitch of fins boss 25 towards the same side of corresponding described fin unit 20 projection.
On described leeward plate 22, along extending and be provided with at least two second V-shaped reinforcements 45 of cross section on the width of this heat exchanger fin 10, described the 3rd pitch of fins boss 25 on described leeward plate 22 is between described at least two second reinforcements 45.
Described leeward plate 22 bendings of described fin unit 20 are protruded and are formed with two guiding gutters 40 for draining, and described two guiding gutters 40 be arranged in parallel, and described at least two second reinforcements 45 are arranged between described two guiding gutters 40.
In the present embodiment, guiding gutter 40 extends along the length direction of heat exchanger fin 10, and its cross section is V-shaped.
The fin 10 that the utility model provides arranges heat transfer groove 50 on the intermediate plate 23 of air-flow direction, can effectively strengthen heat exchange and fin 10 intensity, by horizontal V-shaped the first reinforcement 43 and the second reinforcement 45 being set on plate 21 and leeward plate 22 windward respectively, can effectively strengthen the transverse strength of fin 10, avoid fin 10 when heat exchanger 100 assembling flat tube 103 because gravity is pressed the distortion causing, also can avoid heat exchanger 100 because insufficient strength causes fin 10 to cave in, to bond together in high-temperature soldering process.
The vertical V-type guiding gutter 40 that fin 10 in the present embodiment arranges at leeward plate 22 has guide functions, condensed water or the defrost water on fin 10 surfaces can be got rid of rapidly along guiding gutter 40 under Action of Gravity Field, and fin 10 is smoothly difficult for gathering the globule without turning with flat tube 103 junction surfaces, drainage performance is good, on the other hand, by vertical V-type guiding gutter 40 is set, can increase the longitudinal strength of fin 10, it is not yielding that fin 10 transports process in assembling.In order to improve the intensity of fin 10, on fin 10, be provided with the first reinforcement 43, the second reinforcement 45 and guiding gutter 40, make fin 10 and flat tube 103 easy to assembly, easy.
In a word, heat exchanger 100 of the present utility model and fin 10 thereof have solved water and on fin 10 surfaces, have gathered the problem that is difficult for eliminating, improve the overall heat exchange efficiency of heat exchanger 100, and these fin 10 structural strengths are high, and fin 10 is easy to assembly with flat tube 103.
Refer to Fig. 4 and Fig. 5, the applied fin 10 of heat exchanger 100 that the applied fin 10a of heat exchanger that the utility model the second embodiment provides and the utility model the first embodiment provide is roughly the same, its difference is: this second embodiment is on the first on intermediate plate 23 being moved on to windward to plate 21a apart from boss 26 on the first embodiment basis, described in, be provided with to limit windward the second pitch of fins boss 26a of the spacing between heat exchanger fin 10a on plate 21a, this is for flat tube band solder, fin is the new welding process of naked material, more be conducive to the assembling of heat exchanger.
In the present embodiment, the side that described the second pitch of fins boss 26a is angle at the width with described heat exchanger fin 10a extends upward.
Understandably, described the second pitch of fins boss 26a is protruding towards the same side of corresponding described fin unit 20a with described the 3rd pitch of fins boss 25a.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a heat exchanger fin, for being connected with flat tube, described heat exchanger fin comprises some fin units, described in each, fin unit comprises plate windward on air-flow direction, leeward plate and the intermediate plate between described plate windward and described leeward plate, described in each, the described leeward plate of fin unit interconnects, between adjacent two described fin units, offer for plugging the flat tube groove of described flat tube, it is characterized in that: on described intermediate plate, be provided with at least one heat transfer groove, described in each, conduct heat groove along extending on the length direction of this heat exchanger fin.
2. heat exchanger fin as claimed in claim 1, it is characterized in that: described heat transfer groove is several, described some heat transfer grooves are arranged on the width of this heat exchanger fin, the first that is provided with to limit the spacing between heat exchanger fin on described intermediate plate is apart from boss, and described first is arranged in apart from boss the groove that wherein conducts heat described in.
3. heat exchanger fin as claimed in claim 2, is characterized in that: described first is arranged in the described heat transfer groove of correspondence near described plate windward apart from boss, and described first extends on the width of described heat exchanger fin apart from boss.
4. heat exchanger fin as claimed in claim 2, is characterized in that: described first is apart from the rectangular shape of described heat transfer groove indent at boss place, and the cross section of the groove that conducts heat described in other is V-shaped.
5. heat exchanger fin as claimed in claim 1 or 2, it is characterized in that: on described plate windward, be provided with to limit the second pitch of fins boss of the spacing between heat exchanger fin, the side that described the second pitch of fins boss is angle at the width with described heat exchanger fin extends upward.
6. heat exchanger fin as claimed in claim 1, it is characterized in that: on described plate windward, along being provided with at least one the first reinforcement on the width of this heat exchanger fin, described at least one the first reinforcement is extended to the forward edge of described heat transfer groove of the leading section of described intermediate plate by described plate windward.
7. heat exchanger fin as claimed in claim 2, it is characterized in that: on described leeward plate, be provided with to limit the 3rd pitch of fins boss of the spacing between heat exchanger fin, described first is protruding towards the same side of corresponding described fin unit with described the 3rd pitch of fins boss apart from boss.
8. heat exchanger fin as claimed in claim 7, it is characterized in that: on described leeward plate, along extending and be provided with at least two second V-shaped reinforcements of cross section on the width of this heat exchanger fin, described the 3rd pitch of fins boss on described leeward plate is between described at least two second reinforcements.
9. heat exchanger fin as claimed in claim 8, it is characterized in that: the described leeward plate bending of described fin unit is protruded and is formed with two guiding gutters for draining, described two guiding gutters be arranged in parallel, and described at least two second reinforcements are arranged between described two guiding gutters.
10. a heat exchanger, it comprises the first header, the second header and parallel interval and is arranged at the some flat tubes between described the first header and described the second header, it is characterized in that: described heat exchanger comprises some heat exchanger fins as described in claim 1-9 any one of parallel interval, described in each, fin is perpendicular to described flat tube setting, and each flat tube is inserted in respectively in the some described flat tube groove of fin described in each.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320650073.6U CN203550714U (en) | 2013-10-21 | 2013-10-21 | Fin and heat exchanger adopting same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320650073.6U CN203550714U (en) | 2013-10-21 | 2013-10-21 | Fin and heat exchanger adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203550714U true CN203550714U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320650073.6U Active CN203550714U (en) | 2013-10-21 | 2013-10-21 | Fin and heat exchanger adopting same |
Country Status (1)
| Country | Link |
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| CN (1) | CN203550714U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968698A (en) * | 2014-04-30 | 2014-08-06 | 杭州三花微通道换热器有限公司 | Heat exchanger, fins of heat exchanger and method for machining heat exchanger |
| CN104482791A (en) * | 2014-12-02 | 2015-04-01 | 珠海格力电器股份有限公司 | Heat exchanger fin and heat exchanger |
| CN105115318A (en) * | 2015-07-31 | 2015-12-02 | 浙江金宸三普换热器有限公司 | Heat exchanger |
| CN105403090A (en) * | 2015-12-10 | 2016-03-16 | 珠海格力电器股份有限公司 | Heat exchanger fin and heat exchanger |
| CN106288911A (en) * | 2016-09-07 | 2017-01-04 | 珠海格力电器股份有限公司 | A kind of fin and include the radiator of this fin |
| WO2017050237A1 (en) * | 2015-09-21 | 2017-03-30 | 杭州三花微通道换热器有限公司 | Fin and heat exchanger having same |
| CN109186303A (en) * | 2018-09-30 | 2019-01-11 | 珠海格力电器股份有限公司 | A kind of fin and the heat exchanger with it |
| CN109945726A (en) * | 2017-12-20 | 2019-06-28 | 浙江盾安机械有限公司 | Inserted sheet fin and heat exchanger |
| WO2020062722A1 (en) * | 2018-09-30 | 2020-04-02 | 珠海格力电器股份有限公司 | Fin and heat exchanger having same |
| CN111102766A (en) * | 2018-10-29 | 2020-05-05 | 博西华电器（江苏）有限公司 | Microchannel heat exchanger and refrigeration appliance |
| CN111656124A (en) * | 2018-01-29 | 2020-09-11 | 达纳加拿大公司 | Structurally supported heat exchanger |
-
2013
- 2013-10-21 CN CN201320650073.6U patent/CN203550714U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968698A (en) * | 2014-04-30 | 2014-08-06 | 杭州三花微通道换热器有限公司 | Heat exchanger, fins of heat exchanger and method for machining heat exchanger |
| CN104482791A (en) * | 2014-12-02 | 2015-04-01 | 珠海格力电器股份有限公司 | Heat exchanger fin and heat exchanger |
| CN105115318A (en) * | 2015-07-31 | 2015-12-02 | 浙江金宸三普换热器有限公司 | Heat exchanger |
| WO2017050237A1 (en) * | 2015-09-21 | 2017-03-30 | 杭州三花微通道换热器有限公司 | Fin and heat exchanger having same |
| US10578375B2 (en) | 2015-09-21 | 2020-03-03 | Sanhua (Hangzhou) Micro Channel Heat Exchanger Co., Ltd. | Fin and heat exchanger having same |
| CN105403090A (en) * | 2015-12-10 | 2016-03-16 | 珠海格力电器股份有限公司 | Heat exchanger fin and heat exchanger |
| CN106288911A (en) * | 2016-09-07 | 2017-01-04 | 珠海格力电器股份有限公司 | A kind of fin and include the radiator of this fin |
| CN109945726A (en) * | 2017-12-20 | 2019-06-28 | 浙江盾安机械有限公司 | Inserted sheet fin and heat exchanger |
| CN111656124A (en) * | 2018-01-29 | 2020-09-11 | 达纳加拿大公司 | Structurally supported heat exchanger |
| CN109186303A (en) * | 2018-09-30 | 2019-01-11 | 珠海格力电器股份有限公司 | A kind of fin and the heat exchanger with it |
| WO2020062722A1 (en) * | 2018-09-30 | 2020-04-02 | 珠海格力电器股份有限公司 | Fin and heat exchanger having same |
| CN111102766A (en) * | 2018-10-29 | 2020-05-05 | 博西华电器（江苏）有限公司 | Microchannel heat exchanger and refrigeration appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |