CN101655296A - Small pipe diameter fin type heat exchanger - Google Patents

Small pipe diameter fin type heat exchanger Download PDF

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Publication number
CN101655296A
CN101655296A CN200910192519A CN200910192519A CN101655296A CN 101655296 A CN101655296 A CN 101655296A CN 200910192519 A CN200910192519 A CN 200910192519A CN 200910192519 A CN200910192519 A CN 200910192519A CN 101655296 A CN101655296 A CN 101655296A
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CN
China
Prior art keywords
fin
heat exchanger
sheet
pipe diameter
type heat
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Pending
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CN200910192519A
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Chinese (zh)
Inventor
贾庆贤
杨九铭
张智
赵夫峰
曾昭顺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Midea Electric Appliances Co Ltd
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Guangdong Midea Electric Appliances Co Ltd
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Application filed by Guangdong Midea Electric Appliances Co Ltd filed Critical Guangdong Midea Electric Appliances Co Ltd
Priority to CN200910192519A priority Critical patent/CN101655296A/en
Publication of CN101655296A publication Critical patent/CN101655296A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a small pipe diameter fin type heat exchanger comprising fins which are tightly sleeved outside refrigerant pipes, wherein the pipe diameter of each refrigerant pipe is 4+/-0.1 mm, and the perforating diameter of each fin is 4.2+/-0.1 mm; the center distance between two adjacent refrigerant pipes is 14 mm-24 mm; the width of the fin is 8 mm-16 mm; the flanged edge height of the perforating diameter of the fin is 0.9 mm-1.6 mm; the flanged edge diameter of the perforated fin is 4.6+/-0.2 mm; the slitting structure of the fin is in a flat sheet type, a shutter type and abridge sheet type or a ripple sheet type, and when the slitting structure of the fin is in the shutter type, the number of shutters is 4-10 within a sheet wide range. The invention can realize the miniaturization of the heat exchanger by using the small pipe diameter fin type structure with the pipe diameter of 4 mm, thereby having higher heat exchanging efficiency, effectively reducing the costof products and enhancing the competitiveness of the products.

Description

Small pipe diameter fin type heat exchanger
Technical field
The present invention relates to a kind of heat exchanger, particularly a kind of small pipe diameter fin type heat exchanger both can be used for air-conditioner, also can be used for refrigerator.
Background technology
Can know from the mechanism of heat exchange, tubule footpath heat exchanger can enhanced tube in heat-transfer effect, therefore the caliber of heat exchanger of air condition develops into 7.94mm, 7mm, 6.35mm gradually from initial 9.52mm, and the heat exchanger of the 5mm caliber of present large-scale application.Consider that from the angle of saving the energy and environmental protection adopting environmental protection working medium and miniaturization is the development trend of following domestic air conditioner.Heat exchanger is the maximum and main parts that participate in heat exchange as volume in the air-conditioning, and its degree of miniaturization has material impact to the miniaturization of air-conditioner.A better method that realizes the heat exchanger miniaturization is with the heat exchanger tube in the existing heat exchanger of tubule footpath heat exchanger tube replacement.The a large amount of reduction manufacturing cost of air conditioner of the tubule footpath application meeting of fin-tube type heat exchanger in the family expenses air-conditioning also reaches the economic again purpose of energy-conserving and environment-protective.
Summary of the invention
Purpose of the present invention aim to provide a kind of simple and reasonable, cost of manufacture is low, effectively improve finned type heat exchanger heat exchange efficiency, realize the small pipe diameter fin type heat exchanger of heat exchanger miniaturization, to overcome weak point of the prior art.
A kind of small pipe diameter fin type heat exchanger by this purpose design, comprise and tightly be enclosed within the outer fin of refrigerant pipe, the caliber that it is characterized in that refrigerant pipe is 4 ± 0.1mm, the opening diameter of fin is 4.2 ± 0.1mm, centre-to-centre spacing between adjacent two refrigerant pipes is 14mm~24mm, and the sheet of fin is wide to be 8mm~16mm.
The flange height of the opening diameter of described fin is 0.9mm~1.6mm.Flange diameter after the fin perforate is 4.6 ± 0.2mm.
The structure of cracking of described fin is plain film formula, venetian blind type, bridge chip or ripple chip.
When the structure of cracking of described fin was venetian blind type, in a sheet wide region, the number of shutter was 4~10, and the width of windowing of shutter is 0.4mm~2.5mm, windowed highly to be 0.2mm~0.6mm; The angle of inclination of windowing is 20~40 degree.
When the structure of cracking of described fin was the bridge chip, in a sheet wide region, the number of bridge sheet was 4~10, and the width of bridge sheet is 0.6~2mm, and the height of bridge sheet is 0.4~1.0mm.
Described bridge sheet is single face bridge sheet or two-sided bridge sheet.
Described refrigerant pipe is light pipe or riffled tube.The cross section of refrigerant pipe is circular, oval, oblate.
The present invention has diversity and flexibility: windowing of fin highly is 0.2mm~0.6mm, and each is windowed highly can be identical, also can be inequality; The angle of inclination of windowing is 20~40 degree, and the angle of inclination of windowing can be identical, also can be inequality; The width of each bridge sheet is identical, also can be inequality; The height of bridge sheet can be identical, also can be inequality; And refrigerant pipe is light pipe or riffled tube, and its cross section is circular, oval, oblate, has bigger range of choice.
It is the small pipe diameter fin type structure of 4mm that the present invention adopts caliber, can realize the heat exchanger miniaturization, thereby has higher heat exchange efficiency, can effectively reduce the cost of product, improves competitiveness of product.
The present invention both can be widely used on the heat exchanger of various air-conditioners, also may be used on the heat exchanger of refrigerator.
Description of drawings
Fig. 1 is the main TV structure schematic diagram of first embodiment of the invention.
Fig. 2 looks the structure for amplifying schematic diagram for the right side of Fig. 1.
Fig. 3 is the main TV structure schematic diagram of second embodiment of the invention.
Fig. 4 looks for the right side of Fig. 3 and amplifies single face bridge chip architecture schematic diagram.
Among the figure: 1 is refrigerant pipe, 2 is fin, D is the opening diameter of fin, S is the centre-to-centre spacing between adjacent two refrigerant pipes, B is that the sheet of fin is wide, and H is the flange height of the opening diameter of fin, and D1 is the flange diameter after the fin perforate, P is the width of the window width or the bridge sheet of shutter, and H1 windows highly or the height of bridge sheet.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described.
First embodiment
Referring to Fig. 1-Fig. 2, this small pipe diameter fin type heat exchanger comprises the fin 2 that tightly is enclosed within outside some the refrigerant pipes 1, and refrigerant pipe 1 is light pipe or riffled tube.The cross sectional shape of refrigerant pipe 1 is circular, oval, oblate, and the cross section that has only provided refrigerant pipe 1 among the figure is circular structure.
When refrigerant pipe 1 was round tube, the caliber of refrigerant pipe 1 was 4 ± 0.1mm, and the opening diameter D of fin 2 is 4.2 ± 0.1mm, and the centre-to-centre spacing S between adjacent two refrigerant pipes 1 is 14mm~24mm, and the wide B of the sheet of fin 2 is 8mm~16mm.The flange height H of the opening diameter of fin 2 is 0.9mm~1.6mm.Flange diameter D1 after fin 2 perforates is 4.6 ± 0.2mm.
The structure of cracking of fin 2 can be plain film formula, venetian blind type, bridge chip or ripple chip.
When the structure of cracking of fin 2 was venetian blind type, in a wide B scope of sheet, the number of shutter was 4~10, and the width P that windows of shutter is 0.4mm~2.5mm, and the height H of windowing 1 is 0.2mm~0.6mm; The angle of inclination of windowing is 20 degree~40 degree.
When specifically using in product, the caliber of refrigerant pipe 1 is 4mm, and the opening diameter D of fin 2 is 4.2mm, and the centre-to-centre spacing S between adjacent two refrigerant pipes 1 is 18mm; The wide B of the sheet of fin 2 is 11mm; The flange height H of the opening diameter of fin 2 is 1.1mm, and the flange diameter D1 after fin 2 perforates is 4.6mm.The structure of cracking of fin 2 adopts venetian blind type, and the number of windowing is 6, and each angle of inclination of windowing, the width P that windows are identical respectively with the height H 1 of windowing.The angle of inclination of wherein, windowing is 20 degree~35 degree.
Second embodiment
Referring to Fig. 3-Fig. 4, when the structure of cracking of fin 2 was the bridge chip, in a wide B scope of sheet, the number of bridge sheet was 4~10, and the width P of bridge sheet is 0.6~2mm, and the height H 1 of bridge sheet is 0.4~1.0mm.The bridge sheet is single face bridge sheet or two-sided bridge sheet.
When specifically using in product, refrigerant pipe 1 caliber is 4mm, and the opening diameter D of fin 2 is 4.2mm, and the centre-to-centre spacing S between adjacent two refrigerant pipes 1 is 18.5mm, and the wide B of the sheet of fin 2 is 10.6mm, and the flange diameter D1 after fin 2 perforates is 4.6mm; The flange height H of the opening diameter of fin 2 is 1.05mm.The structure of cracking of fin 2 adopts the bridge chip, and bridge sheet number is 5, and the bridge sheet is single face bridge sheet and two-sided bridge sheet, and the width P of each bridge sheet is identical respectively with the height H 1 of bridge sheet.
All the other are not stated part and see first embodiment, no longer repeat.

Claims (9)

1. small pipe diameter fin type heat exchanger, comprise and tightly be enclosed within the outer fin (2) of refrigerant pipe (1), the caliber that it is characterized in that refrigerant pipe is 4 ± 0.1mm, the opening diameter of fin (D) is 4.2 ± 0.1mm, centre-to-centre spacing (S) between adjacent two refrigerant pipes is 14mm~24mm, and the sheet of fin wide (B) is 8mm~16mm.
2. small pipe diameter fin type heat exchanger according to claim 1, the flange height (H) that it is characterized in that the opening diameter of described fin (2) is 0.9mm~1.6mm.
3. small pipe diameter fin type heat exchanger according to claim 1 is characterized in that the flange diameter (D1) after described fin (2) perforate is 4.6 ± 0.2mm.
4. according to the described small pipe diameter fin type heat exchanger of the arbitrary claim of claim 1 to 3, the structure of cracking that it is characterized in that described fin (2) is plain film formula, venetian blind type, bridge chip or ripple chip.
5. small pipe diameter fin type heat exchanger according to claim 4, when the structure of cracking that it is characterized in that described fin (2) is venetian blind type, in a sheet wide (B) scope, the number of shutter is 4~10, the width of windowing (P) of shutter is 0.4mm~2.5mm, the height (H1) of windowing is 0.2mm~0.6mm, and the angle of inclination of windowing is 20 degree~40 degree.
6. small pipe diameter fin type heat exchanger according to claim 4, when the structure of cracking that it is characterized in that described fin (2) was the bridge chip, in a sheet wide (B) scope, the number of bridge sheet was 4~10, the width of bridge sheet (P) is 0.6~2mm, and the height of bridge sheet (H1) is 0.4~1.0mm.
7. small pipe diameter fin type heat exchanger according to claim 6 is characterized in that described bridge sheet is single face bridge sheet or two-sided bridge sheet.
8. small pipe diameter fin type heat exchanger according to claim 1 is characterized in that described refrigerant pipe (1) is light pipe or riffled tube.
9. according to claim 1 or 8 described small pipe diameter fin type heat exchangers, the cross section that it is characterized in that described refrigerant pipe (1) is for circular, oval, oblate.
CN200910192519A 2009-09-15 2009-09-15 Small pipe diameter fin type heat exchanger Pending CN101655296A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN200910192519A CN101655296A (en) 2009-09-15 2009-09-15 Small pipe diameter fin type heat exchanger

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CN101655296A true CN101655296A (en) 2010-02-24

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101832727A (en) * 2010-05-15 2010-09-15 广东美的电器股份有限公司 Air-conditioning finned tube type heat exchanger
CN102735090A (en) * 2012-07-06 2012-10-17 海信科龙电器股份有限公司 Heat exchange fin for air-conditioning heat exchanger
CN102954727A (en) * 2012-11-26 2013-03-06 海信科龙电器股份有限公司 Heat exchange fin for heat exchanger
CN106500185A (en) * 2016-12-09 2017-03-15 美的集团武汉制冷设备有限公司 Heat exchanger for air-conditioner indoor machine and indoor apparatus of air conditioner
CN106705497A (en) * 2017-02-22 2017-05-24 江苏科菱库精工科技有限公司 Novel cold-heat dual-purpose heat exchanger with microchannels
CN108204763A (en) * 2017-12-29 2018-06-26 海信科龙电器股份有限公司 A kind of mixed type fin and air conditioner
CN108369076A (en) * 2015-07-17 2018-08-03 法雷奥热系统公司 Include the fin heat exchanger of improved louvre blade
CN108931078A (en) * 2018-06-26 2018-12-04 广东美的制冷设备有限公司 New type heat exchanger, air conditioner indoor unit and air conditioner
CN109028659A (en) * 2018-06-26 2018-12-18 广东美的制冷设备有限公司 New type heat exchanger, air conditioner indoor unit and air conditioner
CN111928712A (en) * 2020-07-20 2020-11-13 珠海格力电器股份有限公司 Fin and heat exchanger

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101832727A (en) * 2010-05-15 2010-09-15 广东美的电器股份有限公司 Air-conditioning finned tube type heat exchanger
CN102735090A (en) * 2012-07-06 2012-10-17 海信科龙电器股份有限公司 Heat exchange fin for air-conditioning heat exchanger
CN102954727A (en) * 2012-11-26 2013-03-06 海信科龙电器股份有限公司 Heat exchange fin for heat exchanger
CN108369076A (en) * 2015-07-17 2018-08-03 法雷奥热系统公司 Include the fin heat exchanger of improved louvre blade
US10914530B2 (en) 2015-07-17 2021-02-09 Valeo Systemes Thermiques Fin heat exchanger comprising improved louvres
CN106500185A (en) * 2016-12-09 2017-03-15 美的集团武汉制冷设备有限公司 Heat exchanger for air-conditioner indoor machine and indoor apparatus of air conditioner
CN106705497A (en) * 2017-02-22 2017-05-24 江苏科菱库精工科技有限公司 Novel cold-heat dual-purpose heat exchanger with microchannels
CN108204763A (en) * 2017-12-29 2018-06-26 海信科龙电器股份有限公司 A kind of mixed type fin and air conditioner
CN108931078A (en) * 2018-06-26 2018-12-04 广东美的制冷设备有限公司 New type heat exchanger, air conditioner indoor unit and air conditioner
CN109028659A (en) * 2018-06-26 2018-12-18 广东美的制冷设备有限公司 New type heat exchanger, air conditioner indoor unit and air conditioner
CN109028659B (en) * 2018-06-26 2024-05-28 广东美的制冷设备有限公司 Novel heat exchanger, air conditioner indoor unit and air conditioner
CN111928712A (en) * 2020-07-20 2020-11-13 珠海格力电器股份有限公司 Fin and heat exchanger
CN111928712B (en) * 2020-07-20 2021-10-22 珠海格力电器股份有限公司 Fin and heat exchanger

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Open date: 20100224