WO2023043249A1 - 컨버터 - Google Patents
컨버터 Download PDFInfo
- Publication number
- WO2023043249A1 WO2023043249A1 PCT/KR2022/013847 KR2022013847W WO2023043249A1 WO 2023043249 A1 WO2023043249 A1 WO 2023043249A1 KR 2022013847 W KR2022013847 W KR 2022013847W WO 2023043249 A1 WO2023043249 A1 WO 2023043249A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- cooling plate
- disposed
- converter
- flow path
- Prior art date
Links
- 238000001816 cooling Methods 0.000 claims abstract description 67
- 239000000758 substrate Substances 0.000 claims description 39
- 239000003507 refrigerant Substances 0.000 claims description 37
- 238000007789 sealing Methods 0.000 claims description 23
- 230000017525 heat dissipation Effects 0.000 claims description 19
- 239000007769 metal material Substances 0.000 claims description 8
- 238000005192 partition Methods 0.000 description 17
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
Definitions
- This embodiment relates to a converter.
- Engine electric devices starting device, ignition device, charging device
- lighting devices are common as electric devices of automobiles, but recently, as vehicles are more electronically controlled, most systems, including chassis electric devices, are becoming electrically electronic. .
- a hybrid electric vehicle regardless of soft or hard type, is equipped with a DC-DC converter (Low Voltage DC-DC Converter) for supplying an electric load (12V).
- the DCDC converter which serves as a generator (alternator) of a general gasoline vehicle, supplies a voltage of 12V for an electric load by lowering the high voltage of a main battery (usually a high-voltage battery of 144V or more).
- a DC-DC converter refers to an electronic circuit device that converts DC power of a certain voltage into DC power of another voltage, and is used in various fields such as television receivers and electronic parts of automobiles.
- the converter is contoured by the housing.
- a plurality of electronic components for driving the converter are disposed inside the housing.
- the electronic component generates heat by being driven, and the generated heat causes an overload of the electronic component, which may cause failure or failure of a setting function. Accordingly, a structure or means for dissipating heat from components within the converter is required.
- the case of the converter is generally made of a metal material having good thermal conductivity.
- the weight of the converter is increased and the price is high when implemented with a metal material, it is necessary to make a case using a different material instead of metal to reduce the weight, and in this case, a means for heat dissipation is also required.
- the present embodiment is to provide a converter capable of improving heat dissipation efficiency by improving the structure.
- Another object of the present invention is to solve the problem of heat dissipation that occurs when a case made of a material other than metal is used, and to provide a converter capable of implementing a heat dissipation function while reducing weight.
- the converter according to the present embodiment includes a first housing including a flow path; a second housing coupled to the first housing; a substrate disposed between the first housing and the second housing; and a cooling plate disposed between the substrate and the first housing, wherein the cooling plate includes a ground area electrically connected to a ground pattern of the substrate, and a portion of the cooling plate is disposed between the first housing and the first housing. It is disposed between the second housing and exposed to the outside of the first housing.
- a plurality of electronic components may be disposed on one surface or the other surface of the substrate, and a portion of the cooling plate may contact the plurality of electronic components.
- the cooling plate may include a plurality of contact portions protruding from the other surface of the base, and the plurality of contact portions may correspond to positions of the plurality of electronic components.
- the shape of the passage may be formed to correspond to a disposition area of the plurality of electronic components.
- a sealing member disposed between the cooling plate and the second housing and disposed to surround the circumference of the flow path may be included.
- the sealing member may have a shape corresponding to that of the flow path.
- the first housing and the second housing may include a non-metallic material.
- the cooling plate may include a metal material.
- the cooling plate includes a base including one surface facing the first housing and the other surface facing the second housing, the ground area protruding from the other surface of the base, and a part of the cooling plate. May be formed by protruding from the side of the base.
- the first housing may include a groove into which a portion of the cooling plate is inserted.
- a ground area of the cooling plate may protrude from an upper surface of the cooling plate and contact a ground pattern of the substrate.
- a cross-sectional area of the cooling plate may be smaller than a cross-sectional area of the substrate and larger than a cross-sectional area of the passage.
- the cooling plate may be larger than an area formed by an outermost portion of the flow path.
- a converter includes a first housing including a flow path; a second housing coupled to the first housing; a substrate disposed between the first housing and the second housing; and a cooling plate disposed between the substrate and the first housing, wherein the cooling plate includes a base and a plurality of heat dissipation fins protruding from one surface of the base, and the plurality of heat dissipation fins are disposed within the flow path. .
- a converter includes a first housing including a flow path; a second housing coupled to the first housing; a substrate disposed between the first housing and the second housing; a cooling plate disposed between the substrate and the first housing; and a sealing member disposed between the cooling plate and the first housing, wherein the first housing includes a plurality of holes formed around the passage to discharge refrigerant leaking from the passage to the outside.
- FIG. 1 is a perspective view showing the appearance of a converter according to an embodiment of the present invention
- FIG. 2 is an exploded perspective view of a converter according to an embodiment of the present invention.
- Figure 3 is a cross-sectional view showing the internal configuration of the converter according to an embodiment of the present invention.
- FIG. 4 is a perspective view showing a top surface of a first housing according to an embodiment of the present invention.
- FIG. 5 is a plan view illustrating an upper surface of a cooling plate according to an embodiment of the present invention.
- FIG. 6 is a plan view showing an upper surface of a substrate according to an embodiment of the present invention.
- FIG. 7 is a plan view showing a top surface of a first housing according to an embodiment of the present invention.
- the technical idea of the present invention is not limited to some of the described embodiments, but may be implemented in a variety of different forms, and if it is within the scope of the technical idea of the present invention, one or more of the components among the embodiments can be selectively implemented. can be used by combining and substituting.
- first, second, A, B, (a), and (b) may be used to describe components of an embodiment of the present invention.
- a component when a component is described as being 'connected', 'coupled' or 'connected' to another component, the component is not only directly connected to, coupled to, or connected to the other component, but also the component It may also include cases of being 'connected', 'combined', or 'connected' due to another component between the and other components.
- top (top) or bottom (bottom) when it is described as being formed or disposed on the “top (top) or bottom (bottom)" of each component, the top (top) or bottom (bottom) is not only when two components are in direct contact with each other, but also It also includes cases where one or more other components are formed or disposed between two components.
- up (up) or down (down) when expressed as “up (up) or down (down)”, it may include the meaning of not only the upward direction but also the downward direction based on one component.
- FIG. 1 is a perspective view showing the exterior of a converter according to an embodiment of the present invention
- FIG. 2 is an exploded perspective view of a converter according to an embodiment of the present invention
- FIG. 3 shows the internal configuration of the converter according to an embodiment of the present invention.
- FIG. 4 is a perspective view showing a top surface of a first housing according to an embodiment of the present invention
- FIG. 5 is a plan view showing a top surface of a cooling plate according to an embodiment of the present invention
- FIG. is a plan view showing a top surface of a substrate according to an embodiment of the present invention
- FIG. 7 is a plan view showing a top surface of a first housing according to an embodiment of the present invention.
- the external shape of the converter 10 may be formed by combining the first housing 100 and the second housing 200 .
- the first housing 100 and the second housing 200 may be coupled in a vertical direction.
- One or more electronic components for driving the converter 10 may be accommodated in an inner space formed by combining the first housing 100 and the second housing 200 .
- the first housing 100 and the second housing 200 may be formed of a non-metallic material.
- each of the materials of the first housing 100 and the second housing 200 may be plastic.
- the first housing 100 may be disposed below the second housing 200 .
- the first housing 100 may have a rectangular cross-sectional shape.
- the first housing 100 may include a bottom plate 115 and a side wall 110 protruding upward from an upper surface of the bottom plate 115 .
- the side wall 110 is disposed along the edge of the upper surface of the bottom plate 115, and the upper surface of the bottom plate 115 may have a groove shape by the side wall 110.
- a first groove 112 forming a part of the hole 50 may be disposed on an upper surface of the sidewall 110 so as to be recessed downward than other regions and to allow a ground terminal 490 to be described later to pass therethrough.
- the first housing 100 may include a bracket 102 for fixing the first housing 100 to the installation area of the converter 10 .
- the bracket 102 is integrally formed with the first housing 100 and may include a screw hole 103 for screwing into an installation area.
- the brackets 102 may be provided in plural and spaced apart from each other along the edge of the first housing 100 .
- the first housing 100 may include a flow path 120 .
- the passage 120 may be disposed on an upper surface of the bottom plate 115 .
- the passage 120 may be disposed on an inner surface of the internal space of the converter 10 .
- the flow passage 120 may be disposed on a bottom surface of an internal space of the converter 10 .
- the passage 120 may be formed to be stepped downward from the upper surface of the bottom plate 115 of the first housing 100 than other areas.
- the passage 120 may be formed by partially recessing an upper surface of the bottom plate 115 of the first housing 100 downward.
- the passage 120 may have a groove shape.
- the passage 120 may be formed in a single line from one end to the other end, and the passage 120 may have a region bent at least once.
- the passage 120 may have a substantially “c” shape in cross section.
- a refrigerant may flow through the passage 120 , and the refrigerant may flow from one end of the passage 120 toward the other end. Due to the flow of the refrigerant, heat generated from the electronic components disposed in the space within the converter 10 may be dissipated by heat exchange with the refrigerant.
- an area where the flow path 120 is formed may have a shape that protrudes downward from other areas.
- a refrigerant inlet 122 may be disposed at one end of the passage 120 .
- the refrigerant inlet 122 may have a shape protruding outward from a side surface of the first housing 100, and an inlet 123 communicating with the flow path 120 may be formed inside.
- the refrigerant inlet 122 may be formed integrally with the first housing 100 .
- a refrigerant outlet 124 may be disposed at the other end of the passage 120 .
- the refrigerant outlet 124 may have a shape protruding outward from a side surface of the first housing 100, and an outlet 125 communicating with the flow path 120 may be formed inside.
- the refrigerant outlet 124 may be integrally formed with the first housing 100 .
- the refrigerant introduced into the inside through the refrigerant inlet 122 flows along the passage 120 and can be discharged to the outside through the refrigerant outlet 124 .
- the second housing 200 may be coupled to an upper portion of the first housing 100 .
- the second housing 200 may have a rectangular cross-sectional shape.
- the second housing 200 may include a box-shaped body and a coupling part 210 bent outward from a lower end of the body.
- a lower surface of the coupling part 210 may come into contact with an upper surface of the sidewall 110 of the first housing 100 .
- a cross-sectional shape of the coupling part 210 may be formed to correspond to a cross-sectional shape of the sidewall 110 .
- An area facing the first groove 112 of the lower surface of the coupling part 210 is formed to be recessed upward than other areas, and a part of the hole 50 is formed so that a ground terminal 490 to be described later passes through.
- a second groove (not shown) may be disposed.
- the hole 50 may be formed by the coupling of the first groove 112 and the second groove.
- each of the first groove 112 and the second groove may have a semicircular cross-sectional shape.
- the converter 10 may include a substrate 300 .
- the substrate 300 may be a printed circuit board (PCB).
- the substrate 300 may be disposed between the first housing 100 and the second housing 200 .
- the substrate 300 may be disposed in the inner space between the first housing 100 and the second housing 200 .
- the substrate 300 is formed in a plate shape, and one or more electronic components 310 for driving the converter 100 may be disposed on an upper or lower surface.
- the electronic component 310 may include an inductor for obtaining inductance, a transformer for voltage conversion, an FET device, and the like.
- the electronic component 310 may be provided in plural and may be spaced apart from each other on the board 300 .
- the electronic component 310 may be referred to as a heating element in that it generates heat by driving.
- the board 300 may be screwed to the inner surface of the first housing 100 or the second housing 200 .
- a screw hole penetrating from one surface to the other surface may be formed in the substrate 300 .
- the screw holes may be provided in plurality and spaced apart from each other along the edge of the substrate 300 .
- the substrate 300 may have a rectangular cross-sectional shape.
- the substrate 300 may be disposed such that at least a portion of the flow path 120 overlaps in a vertical direction.
- the electronic component 310 may be disposed to overlap the flow path 120 in a vertical direction.
- the converter 10 may include a cooling plate 400 .
- the cooling plate 400 may be a heat dissipation plate for dissipating heat generated by one or more electronic components 310 in the converter 10 and may include a material having high thermal conductivity.
- the cooling plate 400 is formed in a plate shape and may be disposed in the inner space between the first housing 100 and the second housing 200 .
- the cooling plate 400 may be disposed under the substrate 300 in the inner space.
- the cooling plate 400 may be formed of a metal material.
- the cooling plate 400 may be disposed to cover the flow path 120 .
- the cooling plate 400 may be disposed above the flow path 120 .
- a part of the lower surface of the cooling plate 400 may contact the upper surface of the first housing 100 .
- a cross-sectional area of the cooling plate 400 may be smaller than that of the substrate 300 and larger than that of the passage 120 .
- the cooling plate 400 may be larger than the outermost area of the flow path 120 .
- the cooling plate 400 may include a base 401 formed in a plate shape made of metal.
- the upper surface of the base 401 may include a contact portion 450 protruding upward from other areas.
- the contact portion 450 may be disposed to overlap the electronic component 310 disposed on the substrate 300 in a vertical direction.
- the contact portion 450 may be disposed at a position corresponding to the electronic component 310 .
- the contact portion 450 may contact the electronic component 310 .
- the upper surface of the contact part 450 is A lead of the electronic component 310 penetrating the board 300 or a solder region where the electronic component 310 is soldered to the board 300 may be in contact. Heat generated from the electronic component 310 can be efficiently transferred to the cooling plate 400 by bringing the contact portion 450 into contact with the electronic component 310 or a region of the substrate 300 .
- the cooling plate 400 may include a ground terminal 490 .
- the ground terminal 490 may be formed to protrude outward from the side surface of the base 401 more than other areas.
- the ground terminal 490 may be disposed between the first housing 100 and the second housing 200 and exposed to the outside of the first housing 100 or the second housing 200. .
- the ground terminal 490 may be exposed to the outside through the hole 50 . Accordingly, a part of the ground terminal 490 may be disposed in the first groove 112 of the first housing 100, and another part may be disposed in the second groove formed in the second housing 200. there is.
- a sealing member (not shown) may be disposed between the inner circumferential surface of the hole 50 and the ground terminal 490 to prevent foreign substances from entering the converter 10 .
- the ground terminal 490 is electrically connected to a ground area on the side of the system (not shown) connected to the converter 10, and is exposed to the surface of the board 300 or a ground pattern included on the inner surface or Noise or electromagnetic waves generated from the electronic component 310 disposed on the substrate 300 by being electrically connected to the ground area can be emitted to the outside of the converter 10 .
- the cooling plate 400 may include heat dissipation fins 420 (see FIG. 3 ).
- the heat dissipation fin 420 may be formed to protrude downward from the lower surface of the base 401 than other areas.
- the heat dissipation fin 420 may be disposed within the flow path 120 . Accordingly, when the refrigerant flows in the flow path 120 , a contact area between the cooling plate 400 and the refrigerant may be widened by the heat dissipation fins 420 .
- the heat of the electronic component 310 transferred to the cooling plate 400 or the heat dissipation fin 420 can be efficiently transferred to the refrigerant.
- the heat dissipation fins 420 may be provided in plurality.
- the heat dissipation fin 420 includes a first fin 422 disposed in the center and a plurality of second fins 424 disposed opposite to each other on both sides of the first fin 422.
- the plurality of second pins 424 may be spaced apart from the first pin 422 by a predetermined distance.
- the length of the first pin 422 protruding from the lower surface of the base 401 may be longer than the length of the second pin 424 protruding from the lower surface of the base 401 .
- a lower end of the first pin 422 may be spaced apart from a bottom surface of the flow path 120 by a predetermined distance.
- the heat dissipation fin 420 may be formed to correspond to the shape of the flow path 120 .
- the disposition area of the heat dissipation fin 420 may correspond to the disposition area of the passage 120 . That is, each of the first pin 422 and the plurality of second pins 424 may be spaced apart from each other and have a length corresponding to the shape of the flow path 120 .
- the converter 10 may include a sealing member 500 to prevent leakage of the refrigerant in the flow path 120 to other regions.
- a first partition wall 140 and a second partition wall 170 protruding upward from other regions may be disposed on the upper surface of the bottom plate 115 of the first housing 100 .
- the first barrier rib 140 may be disposed along an edge of the passage 120 .
- the second partition wall 170 is disposed outside the first partition wall 140 and may be separated from the first partition wall 140 by a predetermined distance.
- the sealing member 500 includes a first sealing member 520 disposed between the cooling plate 400 and the first partition wall 140 and between the cooling plate 400 and the second partition wall 170. It may include a second sealing member 510 disposed thereon.
- the first sealing member 520 may be formed to correspond to the cross-sectional shape of the first partition wall 140
- the second sealing member 510 may be formed to correspond to the cross-sectional shape of the second partition wall 170. there is.
- a first guide rib 130 protruding upward from other regions may be formed on an upper surface of the first barrier rib 140 .
- the first guide rib 130 is formed along the inner edge of the first partition wall 140 to firmly fix the first sealing member 520 on the first partition wall 140 .
- An upper surface of the first guide rib 130 may contact a lower surface of the cooling plate 400 .
- a second guide rib 160 protruding upward from other regions may be formed on an upper surface of the second partition wall 170 .
- the second guide rib 160 is formed along the inner edge of the second partition wall 170 to firmly fix the second sealing member 510 on the second partition wall 170 .
- An upper surface of the second guide rib 160 may contact a lower surface of the cooling plate 400 .
- a refrigerant discharge area 180 may be formed between the first barrier rib 140 and the second barrier rib 170 .
- the refrigerant discharge area 180 is an area for discharging the leaked refrigerant to the outside of the first housing 100 when the refrigerant leaks between the first sealing member 520 and the cooling plate 400, At least one hole 150 may be included.
- the refrigerant discharge area 180 may have a groove shape between the first partition wall 140 and the second partition wall 170 .
- the upper surface of the refrigerant discharge area 180 may form the same plane as the upper surface of the bottom plate 115 of the first housing 100, but, unlike the upper surface of the refrigerant discharge area 180, the first It may be formed to be stepped downward from the upper surface of the bottom plate 1150 of the housing 100 .
- the refrigerant discharge area 180 is disposed outside the passage 120 and may include the hole 150 .
- the hole 150 is formed to penetrate from the inner surface to the outer surface of the first housing 100, and when the refrigerant leaks into the refrigerant discharge area 180, the leaked refrigerant can be discharged to the outside.
- the hole 150 may be provided in plural and spaced apart from each other around the passage 120 .
- the plurality of holes 150 may be arranged to overlap the cooling plate 400 in a vertical direction. Therefore, the plurality of holes 150 are disposed between the first sealing member 520 and the second sealing member 510 so that the refrigerant flowing in the flow path 120 passes through the first sealing member 520. and the first partition wall 140 or the cooling plate 400, even if it leaks through the gap, it flows in the space between the first housing 100 and the second housing 200, and other components including the electronic component 310 Since the leaked refrigerant can be discharged to the outside of the converter 10 through the hole 150 to prevent damage to the converter 10, the flow of refrigerant to other components in the converter 10 including the electronic component 310 can be prevented. can In addition, leakage of refrigerant into the space between the first housing 100 and the second housing 200 can be prevented once more by the second sealing member 510 .
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (15)
- 유로를 포함하는 제1 하우징;상기 제1 하우징과 결합하는 제2 하우징;상기 제1 하우징과 상기 제2 하우징 사이에 배치되는 기판; 및상기 기판과 상기 제1 하우징 사이에 배치되는 쿨링 플레이트를 포함하고,상기 쿨링 플레이트는 상기 기판의 접지 패턴과 전기적으로 연결되는 접지 영역을 포함하고,상기 쿨링 플레이트의 일부는 상기 제1 하우징과 상기 제2 하우징 사이에 배치되어 상기 제1 하우징 외측으로 노출되는 컨버터.
- 제 1 항에 있어서,상기 기판의 일면 또는 타면에는 복수개의 전자 부품이 배치되고,상기 쿨링 플레이트의 일 부분은 상기 복수개의 전자 부품과 접촉하는 컨버터.
- 제 2 항에 있어서,상기 쿨링 플레이트는 상기 베이스의 타면에서 돌출되어 형성된 복수개의 접촉부를 포함하고,상기 복수개의 접촉부는 상기 복수개의 전자 부품의 위치에 대응되는 컨버터.
- 제 2 항에 있어서,상기 유로의 형상은 상기 복수개의 전자 부품의 배치 영역과 대응하도록 형성되는 컨버터.
- 제 1 항에 있어서,상기 쿨링 플레이트와 상기 제2 하우징 사이에 배치되고, 상기 유로의 주위를 감싸도록 배치되는 실링 부재를 포함하는 컨버터.
- 제5항에 있어서,상기 실링 부재는 상기 유로의 형상과 대응되는 형상을 갖는 컨버터.
- 제 1 항에 있어서,상기 제1 하우징 및 상기 제2 하우징은 비금속 재질을 포함하는 컨버터.
- 제 1 항에 있어서,상기 쿨링 플레이트는 금속 재질을 포함하는 컨버터.
- 제1항에 있어서,상기 쿨링 플레이트는 상기 제1하우징과 마주하는 일면과, 상기 제2하우징과 마주하는 타면을 포함하는 베이스를 포함하고,상기 접지 영역은 상기 베이스의 타면에서 돌출되어 형성된 부분이고,상기 쿨링 플레이트의 일부는 베이스로의 측면에서 돌출되어 형성되는 컨버터.
- 제9항에 있어서,상기 제1 하우징은 상기 쿨링 플레이트의 일부가 삽입되는 홈을 포함하는 컨버터.
- 제1항에 있어서,상기 쿨링 플레이트의 접지 영역은 상기 쿨링 플레이트의 상면으로부터 돌출되어 상기 기판의 접지 패턴과 접촉되는 컨버터.
- 제1항에 있어서,상기 쿨링 플레이트의 단면적은 상기 기판의 단면적보다 작고, 상기 유로의 단면적보다 큰 컨버터.
- 제12항에 있어서,상기 쿨링 플레이트는 상기 유로의 최 외곽이 형성하는 영역보다 큰 컨버터.
- 유로를 포함하는 제1 하우징;상기 제1 하우징과 결합하는 제2 하우징;상기 제1 하우징과 상기 제2 하우징 사이에 배치되는 기판; 및상기 기판과 상기 제1 하우징 사이에 배치되는 쿨링 플레이트를 포함하고,상기 쿨링 플레이트는 베이스 및 상기 베이스의 일면에서 돌출되는 복수개의 방열 핀을 포함하고,상기 복수개의 방열 핀은 상기 유로 내에 배치되는 컨버터.
- 유로를 포함하는 제1 하우징;상기 제1 하우징과 결합하는 제2 하우징;상기 제1 하우징과 상기 제2 하우징 사이에 배치되는 기판;상기 기판과 상기 제1 하우징 사이에 배치되는 쿨링 플레이트; 및상기 쿨링 플레이트와 상기 제1 하우징 사이에 배치되는 실링 부재를 포함하고,상기 제1 하우징은 상기 유로 주변에 형성되어 상기 유로에서 누설되는 냉매를 외부로 배출하는 복수개의 홀을 포함하는 컨버터.
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JP2013031250A (ja) * | 2011-07-27 | 2013-02-07 | Hitachi Automotive Systems Ltd | 電力変換装置 |
KR20130065390A (ko) * | 2011-12-09 | 2013-06-19 | 현대자동차주식회사 | 전력 변환 장치용 냉각 시스템 |
KR20130096747A (ko) * | 2011-12-05 | 2013-08-30 | 도요타 지도샤(주) | 연료 전지 차량 |
JP2014131394A (ja) * | 2012-12-28 | 2014-07-10 | Hitachi Automotive Systems Ltd | Dc−dcコンバータ装置 |
KR20190135225A (ko) * | 2018-05-28 | 2019-12-06 | 엘지이노텍 주식회사 | 컨버터 |
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JP2013031250A (ja) * | 2011-07-27 | 2013-02-07 | Hitachi Automotive Systems Ltd | 電力変換装置 |
KR20130096747A (ko) * | 2011-12-05 | 2013-08-30 | 도요타 지도샤(주) | 연료 전지 차량 |
KR20130065390A (ko) * | 2011-12-09 | 2013-06-19 | 현대자동차주식회사 | 전력 변환 장치용 냉각 시스템 |
JP2014131394A (ja) * | 2012-12-28 | 2014-07-10 | Hitachi Automotive Systems Ltd | Dc−dcコンバータ装置 |
KR20190135225A (ko) * | 2018-05-28 | 2019-12-06 | 엘지이노텍 주식회사 | 컨버터 |
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