WO2021098024A1 - Enhanced heat exchange fin for sleeve-piece-type air cooler - Google Patents
Enhanced heat exchange fin for sleeve-piece-type air cooler Download PDFInfo
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- WO2021098024A1 WO2021098024A1 PCT/CN2019/130703 CN2019130703W WO2021098024A1 WO 2021098024 A1 WO2021098024 A1 WO 2021098024A1 CN 2019130703 W CN2019130703 W CN 2019130703W WO 2021098024 A1 WO2021098024 A1 WO 2021098024A1
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- heat exchange
- substrate
- air cooler
- enhanced heat
- exchange fin
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Classifications
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- 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
- F25B39/04—Condensers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—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
- F28F1/28—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 the element being built-up from finned sections
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—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
- F28F1/30—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 attachable to the element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/24—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
- F28F1/32—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 having portions engaging further tubular elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
Definitions
- the invention relates to the technical field of heat exchangers, in particular to an enhanced heat exchange fin for a sleeve-type air cooler.
- the finned air cooler is a heat exchanger formed by connecting tubes and fins through expansion.
- the specific structure is as follows: the tube is inserted into the tube hole on the fin, and then the tube is expanded to make the tube.
- the outer wall and the fins are in close contact and connected together.
- the function of the fin is mainly to enhance the heat transfer efficiency of the fluid on the outer side of the tube.
- the structure of the fin plays an important role in the improvement of the heat transfer efficiency.
- the high-efficiency and enhanced cooling elements used in the manufacture of various heat exchangers are extremely large. Most of them are ring fin structures that are tied outside the light tube, and some are flat fins or ring-shaped broken fins or corrugated fin structures on the outer tube of the light tube.
- the cooling medium and the cooled medium in the existing structure are only circular Ring fins or flat fins enhance the heat transfer area.
- the ring fins have a smaller heat transfer area per unit volume size.
- the flat fins have a larger heat transfer area per unit volume size, the flat plate
- the fin has no turbulence effect on the medium, resulting in a low heat transfer coefficient and no interference fluid vibration effect.
- the heat sink will vibrate, which will affect the use effect.
- the present invention provides an enhanced heat exchange fin for a finned air cooler, which solves the problem that the existing fin has no turbulence effect on the medium and the heat transfer coefficient is not high, so that the fin Satisfy high heat transfer and high reliability.
- the present invention provides an enhanced heat exchange fin for a fin-type air cooler, which includes a triangular corrugated substrate on which a number of tube holes are evenly distributed.
- a spoiler protrusion is provided on one end surface of the substrate and a position surrounding the tube hole.
- the spoiler protrusion is in the shape of a triangular pyramid, and the height of the taper is 0.6 to 0.8 of the distance between the substrates.
- the array of tube holes is arranged between the peaks of the triangular corrugations of the substrate.
- turbulence protrusions are provided around the pipe hole, and they are symmetrically distributed at the front and rear ends of the pipe hole, and the sharp corners of the turbulence protrusions are arranged opposite to each other between the two pipe holes.
- the substrate is made of aluminum foil.
- the substrate and the spoiler protrusions on the substrate are formed by stamping.
- the problem that the spoiler bulge is easy to corrode and fall off is solved, and at the same time, it is avoided that the fallen fins enter other devices and cause equipment damage.
- the inner diameter of the tube hole is 9.7 mm.
- the present invention has the beneficial effects that the triangular corrugated substrate strengthens the heat exchange area of the fin, and one side of the substrate and the position surrounding the tube hole is punched with a triangular pyramid
- the turbulent bulge, the turbulent bulge has the effect of interfering with the vibration of the fluid and preventing the vibration of the heat sink, and the triangular pyramid-shaped turbulent bulge has a turbulent effect on the fluid, thereby solving the problem that the existing fin does not disturb the medium
- the effect causes the problem of low heat transfer coefficient, so that the fin meets high heat transfer and high reliability.
- Fig. 1 is a schematic view of the axonometric structure of an enhanced heat exchange fin for a finned air cooler according to the present invention
- Fig. 2 is a front view of an enhanced heat exchange fin for a finned air cooler according to the present invention
- Fig. 3 is a schematic cross-sectional view of A-A in Fig. 2;
- Fig. 4 is a partial enlarged schematic diagram of part B in Fig. 2;
- Fig. 5 is a schematic view of the rotation section of C-C in Fig. 4.
- an enhanced heat exchange fin for a finned air cooler includes a triangular corrugated substrate 1.
- the substrate 1 is made of aluminum foil, and the substrate 1 is uniformly
- the inner diameter of the pipe holes 2 is 9.7 mm.
- the spoiler protrusion 3 is in the shape of a triangular pyramid, and its cone height is 0.6 to 0.8 of the distance between the substrate 1.
- the substrate 1 and the spoiler protrusion 3 on the substrate 1 are formed by stamping, which solves the problem of the spoiler protrusion. 3 It is easy to corrode and fall off, and at the same time, to prevent the falling off fin from entering other equipment and causing equipment damage.
- the triangular corrugated substrate 1 strengthens the heat exchange area of the fin, and one side of the substrate 1 surrounds the tube hole
- the position of 2 is punched with a triangular pyramid-shaped turbulence protrusion 3, which has the effect of interfering with fluid vibration and preventing the vibration of the heat sink, and the triangular pyramid-shaped turbulence protrusion 3 has a turbulent effect on the fluid. Therefore, the problem of low heat transfer coefficient caused by the existing fins having no turbulence effect on the medium is solved, and the fins satisfy high heat transfer performance and high reliability.
Abstract
Disclosed is an enhanced heat exchange fin for a sleeve-piece-type air cooler, the enhanced heat exchange fin comprising a triangular corrugated substrate (1), wherein a plurality of pipe holes (2) are evenly distributed in the substrate (1), and flow disturbance protrusions (3) are arranged at positions, surrounding the pipe holes (2), on an end face of one side of the substrate (1), such that the problem of an existing fin whereby same has no flow disturbance effect on media such that a heat transfer coefficient is not high is solved, and the fin meets the requirements of a high heat conductivity and a high reliability.
Description
本发明涉及换热器技术领域,尤其涉及一种套片式空冷器用强化换热翅片。The invention relates to the technical field of heat exchangers, in particular to an enhanced heat exchange fin for a sleeve-type air cooler.
套片式空冷器是由管子与翅片通过胀接方式连接而构成的换热器,其具体结构形式为:将管子穿设在翅片上的管孔中,然后将管子胀粗,使管子的外壁与翅片紧密接触而连接在一起。翅片的作用主要是用来强化管外一侧流体的换热效率,翅片的结构形式对换热效率的提高起着重要的作用,现今制造各类换热器的高效强化冷却元件绝大多数为光圆管外扎制圆环肋片结构,也有一部分为光圆管外套平板翅片或环形破口翅片或波纹翅片结构,现有结构中的冷却介质与被冷却介质仅靠圆环肋片或平板翅片强化换热面积,圆环肋片在单位体积外形尺寸下强化的换热面积较小,平板翅片虽然在单位体积外形尺寸下强化的换热面积较大,但是平板翅片对介质没有扰流作用,导致传热系数不高,而且不具备干涉流体振动效果,其散热片会产生振动,从而影响使用效果。The finned air cooler is a heat exchanger formed by connecting tubes and fins through expansion. The specific structure is as follows: the tube is inserted into the tube hole on the fin, and then the tube is expanded to make the tube The outer wall and the fins are in close contact and connected together. The function of the fin is mainly to enhance the heat transfer efficiency of the fluid on the outer side of the tube. The structure of the fin plays an important role in the improvement of the heat transfer efficiency. Nowadays, the high-efficiency and enhanced cooling elements used in the manufacture of various heat exchangers are extremely large. Most of them are ring fin structures that are tied outside the light tube, and some are flat fins or ring-shaped broken fins or corrugated fin structures on the outer tube of the light tube. The cooling medium and the cooled medium in the existing structure are only circular Ring fins or flat fins enhance the heat transfer area. The ring fins have a smaller heat transfer area per unit volume size. Although the flat fins have a larger heat transfer area per unit volume size, the flat plate The fin has no turbulence effect on the medium, resulting in a low heat transfer coefficient and no interference fluid vibration effect. The heat sink will vibrate, which will affect the use effect.
发明内容Summary of the invention
本发明为了克服上述中存在的问题,提供了一种套片式空冷器用强化换热翅片,解决了现有翅片对介质没有扰流作用而导致传热系数不高的问题,使翅片满足高传热性以及高可靠性。In order to overcome the above-mentioned problems, the present invention provides an enhanced heat exchange fin for a finned air cooler, which solves the problem that the existing fin has no turbulence effect on the medium and the heat transfer coefficient is not high, so that the fin Satisfy high heat transfer and high reliability.
本发明解决其技术问题所采用的技术方案是:本发明提供了一种套片式空冷器用强化换热翅片,包括三角波纹状的基片,该基片上均匀分布有若干管孔,所述基片的一侧端面且围绕管孔的位置设有扰流凸起。The technical solution adopted by the present invention to solve its technical problems is: the present invention provides an enhanced heat exchange fin for a fin-type air cooler, which includes a triangular corrugated substrate on which a number of tube holes are evenly distributed. A spoiler protrusion is provided on one end surface of the substrate and a position surrounding the tube hole.
优选的,所述扰流凸起呈三棱锥状,且其锥形高度为基片间距的0.6~0.8。Preferably, the spoiler protrusion is in the shape of a triangular pyramid, and the height of the taper is 0.6 to 0.8 of the distance between the substrates.
优选的,所述管孔阵列设置在基片三角波纹的峰顶之间。Preferably, the array of tube holes is arranged between the peaks of the triangular corrugations of the substrate.
优选的,所述管孔四周均设有四个扰流凸起,并对称分布在管孔前后两端,且两管孔之间扰流凸起的尖角相对设置。Preferably, four turbulence protrusions are provided around the pipe hole, and they are symmetrically distributed at the front and rear ends of the pipe hole, and the sharp corners of the turbulence protrusions are arranged opposite to each other between the two pipe holes.
优选的,所述基片采用铝箔材质。Preferably, the substrate is made of aluminum foil.
优选的,所述基片以及基片上的扰流凸起均通过冲压成型。解决了扰流凸起易腐蚀脱落的问题,同时避免脱落的翅片进入其它设备后引起设备损坏。Preferably, the substrate and the spoiler protrusions on the substrate are formed by stamping. The problem that the spoiler bulge is easy to corrode and fall off is solved, and at the same time, it is avoided that the fallen fins enter other devices and cause equipment damage.
优选的,所述管孔内径9.7mm。Preferably, the inner diameter of the tube hole is 9.7 mm.
与现有技术相比,本发明具有的有益效果为:该三角波纹状的基片强化了翅片的换热面积,而且基片的一侧端面且围绕管孔的位置冲制有三棱锥状的扰流凸起,该扰流凸起具有干涉流体振动,防止散热片振动的作用,并且三棱锥状的扰流凸起对流体有扰流作用,从而解决了现有翅片对介质没有扰流作用而导致传热系数不高的问题,使翅片满足高传热性以及高可靠性。Compared with the prior art, the present invention has the beneficial effects that the triangular corrugated substrate strengthens the heat exchange area of the fin, and one side of the substrate and the position surrounding the tube hole is punched with a triangular pyramid The turbulent bulge, the turbulent bulge has the effect of interfering with the vibration of the fluid and preventing the vibration of the heat sink, and the triangular pyramid-shaped turbulent bulge has a turbulent effect on the fluid, thereby solving the problem that the existing fin does not disturb the medium The effect causes the problem of low heat transfer coefficient, so that the fin meets high heat transfer and high reliability.
下面结合附图和实施例对本发明进一步说明。The present invention will be further described below in conjunction with the drawings and embodiments.
图1是本发明所述的一种套片式空冷器用强化换热翅片的轴测结构示意图;Fig. 1 is a schematic view of the axonometric structure of an enhanced heat exchange fin for a finned air cooler according to the present invention;
图2是本发明所述的一种套片式空冷器用强化换热翅片的主视图;Fig. 2 is a front view of an enhanced heat exchange fin for a finned air cooler according to the present invention;
图3是图2中A-A的剖面示意图;Fig. 3 is a schematic cross-sectional view of A-A in Fig. 2;
图4是图2中B部分的局部放大示意图;Fig. 4 is a partial enlarged schematic diagram of part B in Fig. 2;
图5是图4中C-C的旋转剖面示意图。Fig. 5 is a schematic view of the rotation section of C-C in Fig. 4.
附图说明:1、基片;2、管孔;3、扰流凸起。Brief description of the drawings: 1. Substrate; 2. Tube hole; 3. Spoiler protrusion.
现在结合附图对本发明作进一步详细的说明。这些附图均为简化的示意图,仅以示意方式说明本发明的基本结构,因此其仅显示与本发明有关的构成。The present invention will now be described in further detail with reference to the drawings. These drawings are all simplified schematic diagrams, which merely illustrate the basic structure of the present invention in a schematic manner, so they only show the constitutions related to the present invention.
本发明在具体实施如下:如图1‐5所示的一种套片式空冷器用强化换热翅片,包括三角波纹状的基片1,基片1采用铝箔材质,该基片1上均匀分布有若干管孔2,且管孔2阵列设置在基片1三角波纹的峰顶之间,同时管孔2内径9.7mm,基片1的一侧端面且围绕管孔2的位置设有扰流凸起3,管孔2四周均设有四个扰流凸起3,并对称分布在管孔2前后两端,且两管孔2之间扰流凸起3的尖角相对设置,该扰流凸起3呈三棱锥状,且其锥形高度为基片1间距的0.6~0.8,基片1以及基片1上的扰流凸起3均通过冲压成型,解决了扰流凸起3易腐蚀脱落的问题,同时避免脱落的翅片进入其它设备后引起设备损坏,该三角波纹状的基片1强化了翅片的换热面积,而且基 片1的一侧端面且围绕管孔2的位置冲制有三棱锥状的扰流凸起3,该扰流凸起3具有干涉流体振动,防止散热片振动的作用,并且三棱锥状的扰流凸起3对流体有扰流作用,从而解决了现有翅片对介质没有扰流作用而导致传热系数不高的问题,使翅片满足高传热性以及高可靠性。The specific implementation of the present invention is as follows: as shown in Figures 1-5, an enhanced heat exchange fin for a finned air cooler includes a triangular corrugated substrate 1. The substrate 1 is made of aluminum foil, and the substrate 1 is uniformly There are several pipe holes 2 distributed, and the array of pipe holes 2 is arranged between the peaks of the triangular corrugations of the substrate 1. At the same time, the inner diameter of the pipe holes 2 is 9.7 mm. Flow bulge 3, four turbulence bulges 3 are provided around the pipe hole 2, and they are symmetrically distributed at the front and back ends of the pipe hole 2, and the sharp corners of the turbulence bulge 3 between the two pipe holes 2 are arranged oppositely The spoiler protrusion 3 is in the shape of a triangular pyramid, and its cone height is 0.6 to 0.8 of the distance between the substrate 1. The substrate 1 and the spoiler protrusion 3 on the substrate 1 are formed by stamping, which solves the problem of the spoiler protrusion. 3 It is easy to corrode and fall off, and at the same time, to prevent the falling off fin from entering other equipment and causing equipment damage. The triangular corrugated substrate 1 strengthens the heat exchange area of the fin, and one side of the substrate 1 surrounds the tube hole The position of 2 is punched with a triangular pyramid-shaped turbulence protrusion 3, which has the effect of interfering with fluid vibration and preventing the vibration of the heat sink, and the triangular pyramid-shaped turbulence protrusion 3 has a turbulent effect on the fluid. Therefore, the problem of low heat transfer coefficient caused by the existing fins having no turbulence effect on the medium is solved, and the fins satisfy high heat transfer performance and high reliability.
以上述依据本发明的理想实施例为启示,通过上述的说明内容,相关工作人员完全可以在不偏离本项发明技术思想的范围内,进行多样的变更以及修改。本项发明的技术性范围并不局限于说明书上的内容,必须要根据权利要求范围来确定其技术性范围。Taking the above-mentioned ideal embodiment according to the present invention as enlightenment, through the above-mentioned description content, relevant staff can make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the content of the description, and its technical scope must be determined according to the scope of the claims.
Claims (7)
- 一种套片式空冷器用强化换热翅片,其特征在于:包括三角波纹状的基片,该基片上均匀分布有若干管孔,所述基片的一侧端面且围绕管孔的位置设有扰流凸起。An enhanced heat exchange fin for a finned air cooler, which is characterized in that it comprises a triangular corrugated substrate on which a number of tube holes are evenly distributed, and one end surface of the substrate is arranged around the position of the tube holes. There are spoiler bumps.
- 根据权利要求1所述的一种套片式空冷器用强化换热翅片,其特征在于:所述扰流凸起呈三棱锥状,且其锥形高度为基片间距的0.6~0.8。The enhanced heat exchange fin for a finned air cooler according to claim 1, wherein the spoiler protrusion is in the shape of a triangular pyramid, and the height of the cone is 0.6-0.8 of the distance between the substrates.
- 根据权利要求1所述的一种套片式空冷器用强化换热翅片,其特征在于:所述管孔阵列设置在基片三角波纹的峰顶之间。The enhanced heat exchange fin for a finned air cooler according to claim 1, wherein the tube hole array is arranged between the peaks of the triangular corrugations of the substrate.
- 根据权利要求1所述的一种套片式空冷器用强化换热翅片,其特征在于:所述管孔四周均设有四个扰流凸起,并对称分布在管孔前后两端,且两管孔之间扰流凸起的尖角相对设置。The enhanced heat exchange fin for a finned air cooler according to claim 1, wherein four spoiler protrusions are provided around the tube hole and are symmetrically distributed at the front and rear ends of the tube hole, and The sharp corners of the spoiler protrusions between the two pipe holes are arranged oppositely.
- 根据权利要求1所述的一种套片式空冷器用强化换热翅片,其特征在于:所述基片采用铝箔材质。The enhanced heat exchange fin for a finned air cooler according to claim 1, wherein the substrate is made of aluminum foil.
- 根据权利要求1所述的一种套片式空冷器用强化换热翅片,其特征在于:所述基片以及基片上的扰流凸起均通过冲压成型。The enhanced heat exchange fin for a fin-type air cooler according to claim 1, wherein the substrate and the spoiler protrusions on the substrate are formed by stamping.
- 根据权利要求1所述的一种套片式空冷器用强化换热翅片,其特征在于:所述管孔内径9.7mm。The enhanced heat exchange fin for a finned air cooler according to claim 1, wherein the inner diameter of the tube hole is 9.7 mm.
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CN201922024262.2 | 2019-11-21 | ||
CN201922024262.2U CN211824009U (en) | 2019-11-21 | 2019-11-21 | Enhanced heat exchange fin for sleeve-fin type air cooler |
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JPH11125495A (en) * | 1997-10-22 | 1999-05-11 | Matsushita Electric Ind Co Ltd | Finned heat exchanger |
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JP2014020580A (en) * | 2012-07-12 | 2014-02-03 | Panasonic Corp | Fin tube type heat exchanger |
CN103629966A (en) * | 2013-12-09 | 2014-03-12 | 海信(山东)空调有限公司 | Fin and air-conditioning heat exchanger |
CN203595439U (en) * | 2013-12-09 | 2014-05-14 | 海信(山东)空调有限公司 | Fins and air conditioner heat exchanger |
-
2019
- 2019-11-21 CN CN201922024262.2U patent/CN211824009U/en active Active
- 2019-12-31 WO PCT/CN2019/130703 patent/WO2021098024A1/en active Application Filing
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JPS60238051A (en) * | 1984-05-11 | 1985-11-26 | Hitachi Ltd | Production of fin for heat exchanger |
EP0268831A1 (en) * | 1986-10-22 | 1988-06-01 | THERMAL-WERKE Wärme-, Kälte-, Klimatechnik GmbH | Plate fin |
US4817709A (en) * | 1987-12-02 | 1989-04-04 | Carrier Corporation | Ramp wing enhanced plate fin |
JPH0229597A (en) * | 1988-07-15 | 1990-01-31 | Matsushita Refrig Co Ltd | Heat exchanger |
EP0430852A1 (en) * | 1989-11-24 | 1991-06-05 | Carrier Corporation | Embossed vortex generator enhanced plate fin |
JPH11125495A (en) * | 1997-10-22 | 1999-05-11 | Matsushita Electric Ind Co Ltd | Finned heat exchanger |
CN2454751Y (en) * | 2000-12-07 | 2001-10-17 | 财团法人工业技术研究院 | Fin-radiator fins with vortex generator |
JP2014020580A (en) * | 2012-07-12 | 2014-02-03 | Panasonic Corp | Fin tube type heat exchanger |
CN103629966A (en) * | 2013-12-09 | 2014-03-12 | 海信(山东)空调有限公司 | Fin and air-conditioning heat exchanger |
CN203595439U (en) * | 2013-12-09 | 2014-05-14 | 海信(山东)空调有限公司 | Fins and air conditioner heat exchanger |
Also Published As
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