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公开(公告)号：US20180231319A1
公开(公告)日：2018-08-16
申请号：US15749471
申请日：2016-07-29
Applicant: LG ELECTRONICS INC.
Inventor： Eungyul LEE , Seungmo JUNG , Juhyok KIM , Taegyun PARK
CPC classification number: F28D1/04 , F28F1/022 , F28F1/025 , F28F1/128 , F28F1/32 , F28F1/42 , F28F9/013 , F28F17/005 , F28F2260/02
Abstract: The present invention relates to a heat exchanger comprising: flat tubes formed of a microchannel type; and first and second fins positioned at the top and bottom of the flat tubes so as to conduct the heat of the flat tubes, wherein the first and second fins are respectively provided with first and second condensate water discharge pins at the top and bottom, the second condensate water discharge pins of the first fins and the first condensate water discharge pins of the second fins come into contact, and the second condensate water discharge pins of the first fins and the first condensate water discharge pins of the second fins are disposed in a line with respect to the vertical direction, thereby having the advantage of quickly transferring condensate water formed at the top to the bottom.
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公开(公告)号：US20240110755A1
公开(公告)日：2024-04-04
申请号：US18372505
申请日：2023-09-25
Applicant: LG ELECTRONICS INC.
Inventor： Minjae PARK , Minsu PARK , Hyungbum KIM , Juhyok KIM , Sungsub LEE
CPC classification number: F28F19/004 , F28F1/126 , F28F21/081 , F25B39/00
Abstract: A heat exchanger is provided that may include a plurality of refrigerant tubes through which refrigerant flows, a fin disposed between adjacent refrigerant tubes to conduct heat, and a sacrificial sheet provided between a refrigerant tube of the plurality of refrigerant tubes and the fin and configured such that a first surface thereof contacts the refrigerant tube and a second surface thereof contacts the fin. A corrosion potential of the sacrificial sheet may be lower than a corrosion potential of the refrigerant tube.
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公开(公告)号：US20210018277A1
公开(公告)日：2021-01-21
申请号：US16979768
申请日：2019-03-27
Applicant: LG ELECTRONICS INC.
Inventor： Eungyul LEE , Juhyok KIM , Jiwon CHOI , Sanghoon YOO , Hanchoon LEE
Abstract: The present disclosure relates to a plate-type heat exchanger and a method for manufacturing same. A plate-type heat exchanger according to an embodiment of the present disclosure comprises a first plate and a second plate which have flange parts vertically adhered by an adhesive, respectively, wherein the flange parts are formed in a stepped shape and can thus increase the area adhered to the first plate and the second plate.
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公开(公告)号：US20240271882A1
公开(公告)日：2024-08-15
申请号：US18441127
申请日：2024-02-14
Applicant: LG ELECTRONICS INC.
Inventor： Minjae PARK , Sungsub LEE , Minsu PARK , Hyungbum KIM , Juhyok KIM
CPC classification number: F28F1/32 , F28D1/05391 , F28D2021/0068
Abstract: A heat exchanger may include a plurality of refrigerant tubes through which a refrigerant flows and a plurality of fins disposed between adjacent refrigerant tubes of the plurality of refrigerant tubes to transfer heat. Each of the plurality of fins may include an inner portion located to overlap the plurality of refrigerant tubes in a vertical direction, and an outer portion located so as not to overlap the plurality of refrigerant tubes in the vertical direction, and a lower end of at least a portion of the outer portion may be located higher than a lower end of the inner portion.
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公开(公告)号：US20160252282A1
公开(公告)日：2016-09-01
申请号：US15150804
申请日：2016-05-10
Applicant: LG ELECTRONICS INC.
Inventor： Hongseong KIM , Sangyeul LEE , lnbeom CHEON , Hanchoon LEE , Juhyok KIM
CPC classification number: F25B41/06 , F25B13/00 , F25B39/028 , F28D2021/0071 , F28F9/026 , F28F9/0265 , F28F2250/00
Abstract: An air conditioner and evaporator inlet header distributor therefor are provided. The air conditioner may include an evaporator inlet header distributor to distribute a refrigerant expanded in an expansion mechanism to a plurality of refrigerant flow paths of an evaporator. The evaporator inlet header distributor may include a distributor body, a refrigerant inlet pipe to guide refrigerant expanded in the expansion mechanism to an inside of the distributor body, a plurality of refrigerant outlet pipes to discharge the refrigerant from the distributor body into the plurality of refrigerant flow paths, and a separating plate to separate the inside of the distributor body into a header flow path connected with the plurality of refrigerant outlet pipes and a refrigerant dispersing flow path connected with the refrigerant inlet pipe to guide an upper portion and a lower portion of the header flow path by dispersing the refrigerant. Accordingly, two-phase refrigerant may be uniformly distributed to the plurality of refrigerant outlet pipes using a simple structure.
Abstract translation: 提供了一种空调和蒸发器入口总成分配器。 空调器可以包括蒸发器入口集管分配器，以将在膨胀机构中膨胀的制冷剂分配到蒸发器的多个制冷剂流动路径。 蒸发器入口集管分配器可以包括分配器主体，用于将在膨胀机构中膨胀的制冷剂引导到分配器主体内部的制冷剂入口管，多个制冷剂出口管，用于将制冷剂从分配器主体排出到多个制冷剂 流路和分离板，以将分配器主体的内部分离成与多个制冷剂出口管连接的集管流路和与制冷剂入口管连接的制冷剂分散流路，以引导上部和下部的 通过分散制冷剂的集管流路。 因此，可以使用简单的结构将两相制冷剂均匀地分配到多个制冷剂出口管。
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Patent Agency Ranking
公开(公告)号：US20240255231A1
公开(公告)日：2024-08-01
申请号：US18430220
申请日：2024-02-01
Applicant: LG ELECTRONICS INC.
Inventor： Minjae PARK , Sungsub LEE , Minsu PARK , Hyungbum KIM , Juhyok KIM
Abstract: A heat exchanger includes a plurality of refrigerant tubes configured to allow a refrigerant to flow, and a fin disposed between the adjacent refrigerant tubes, the fin being configured to transfer heat, the fin includes a plurality of first bodies, a plurality of second bodies, each second body being arranged between adjacent first bodies, a plurality of upper bodies, each upper body connecting an upper end of each first body and an upper end of each second body adjacent to each other, and a plurality of lower bodies, each lower body connecting a lower end of each first body and a lower end of each second body adjacent to each other, wherein a distance between each first body and each second body connected to both ends of one lower body of the plurality of lower bodies decreases as it approaches one upper body of the plurality of upper bodies.
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公开(公告)号：US20170030662A1
公开(公告)日：2017-02-02
申请号：US15223311
申请日：2016-07-29
Applicant: LG ELECTRONICS INC.
Inventor： Eungyul LEE , Seungmo JUNG , Juhyok KIM
CPC classification number: F28F17/005 , F25B39/00 , F25B39/02 , F28D1/05383 , F28D2021/0068 , F28D2021/0071 , F28D2021/0085 , F28F1/128 , F28F2260/02 , F28F2265/22
Abstract: A heat exchanger is provided which is capable of rapidly moving condensed water downward. The heat exchanger may include a plurality of flat tubes forming a plurality of flow paths therein; and a fin located between the plurality of flat tubes to conduct heat. The fin may include at least one first fin portion located between the plurality of flat tubes; at least one first bent portion bent at the first fin portion so as to come into contact with a first one of the plurality of flat tubes; at least one second fin portion bent at the first bent portion, the second fin portion being opposite to the first fin portion and being located between the plurality of flat tubes; a flow space defined between the first fin portion and the second fin portion; at least one second bent portion bent at the second fin portion so as to come into contact with a second one of the plurality of flat tubes; at least one condensed water discharge hole formed by cutting at least one of the first bent portion or the second bent portion; and at least one condensed water discharge fin bent at the at least one of the first bent portion or the second bent portion.
Abstract translation: 提供了一种能够将冷凝水向下快速移动的热交换器。 热交换器可以包括在其中形成多个流路的多个扁平管; 以及位于所述多个扁平管之间的翅片以传导热量。 翅片可以包括位于多个扁平管之间的至少一个第一翅片部分; 所述至少一个第一弯曲部分在所述第一翅片部分处弯曲以与所述多个扁平管中的第一扁平管接触; 在所述第一弯曲部弯曲的至少一个第二翅片部分，所述第二翅片部分与所述第一翅片部分相对并且位于所述多个扁平管之间; 限定在所述第一翅片部分和所述第二翅片部分之间的流动空间; 至少一个第二弯曲部分，其在所述第二翅片部分处弯曲以与所述多个扁平管中的第二平面管接触; 通过切割所述第一弯曲部或所述第二弯曲部中的至少一个而形成的至少一个冷凝水排出孔; 以及在所述第一弯曲部或所述第二弯曲部中的至少一个弯曲的至少一个冷凝排水翼。
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公开(公告)号：US20210131749A1
公开(公告)日：2021-05-06
申请号：US16480855
申请日：2018-01-25
Applicant: LG Electronics Inc.
Inventor： Taegyun PARK , Juhyok KIM , Eungyul LEE , Jiwon CHOI
Abstract: A heat exchanger for a refrigerator, which is of a microchannel type, includes a first heat exchange unit including a plurality of flat tubes, which serves to exchange heat between refrigerant and are connected to an introduction pipe, a second heat exchange unit including a plurality of flat tubes, which serve to exchange heat between the refrigerant and air and are disposed outside the first heat exchange unit so as to be connected to a discharge tube, and a connecting pipe connecting the first heat exchange unit to the second heat exchange unit to supply the refrigerant to the second heat exchange unit, wherein the first heat exchange unit is disposed so as to exchange heat with air, and wherein a total cross-sectional area of the flat tubes of the first heat exchange unit is larger than that of the flat tubes of the second heat exchange unit.
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公开(公告)号：US20210123691A1
公开(公告)日：2021-04-29
申请号：US17254267
申请日：2019-06-20
Applicant: LG ELECTRONICS INC.
Inventor： Sangyeul LEE , Juhyok KIM , Hongseong KIM , Sungwoo KIM
Abstract: Provided is an outdoor unit of an air conditioner, including: an outdoor heat exchanger that has a height longer than a width; and an outdoor blowing fan that is disposed above the outdoor heat exchanger and blows air upward from below the outdoor heat exchanger, in which the outdoor heat exchanger includes: a plurality of radiating fins that contacts air; a gap that is formed between the radiating fins; a louver fin that is cut in the radiating fin and then bent; and a cut-out area that is formed in the radiating fin and formed at a position where the louver fin is cut, the radiating fin includes: a first zone that is disposed above the outdoor heat exchanger and disposed close to the outdoor blowing fan; and a second zone that is located below the first zone, and an area LA1 of the louver fin in the first zone is formed to be larger than an area LA2 of the louver fin in the second zone.
The present disclosure has the advantage of uniformly forming air volumes in each zone of the heat exchanger in the vertical height direction by making the areas of the louver fins arranged in each zone different, even when the outdoor blowing fan is disposed to be biased upward.-
公开(公告)号：US20200284482A1
公开(公告)日：2020-09-10
申请号：US16648984
申请日：2018-09-19
Applicant: LG ELECTRONICS INC.
Inventor： Taegyun PARK , Juhyok KIM , Jiwon CHOI
Abstract: A condenser for a refrigerator according the present invention includes a heat exchange unit configured to receive at one side thereof refrigerant, which has been compressed in a compressor, to perform heat exchange between the refrigerant and air and to discharge the refrigerant, which has exchanged heat with the air, to an evaporator, wherein the heat exchange unit includes a flat tube, through one end of which the refrigerant is introduced and through a remaining end of which the refrigerant is discharged, thereby performing heat exchange between the refrigerant and the air, wherein the flat tube includes at least one bent tube portion defining plural rows of tubes, which are spaced apart from each other in an up-and-down direction, and wherein the plural rows of tubes define an intersection bent surface, which has a predetermined curvature and intersects the up-and-down direction.
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