KR20170130230A - 차량용 무선 전력 송신장치 - Google Patents
차량용 무선 전력 송신장치 Download PDFInfo
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- KR20170130230A KR20170130230A KR1020160061057A KR20160061057A KR20170130230A KR 20170130230 A KR20170130230 A KR 20170130230A KR 1020160061057 A KR1020160061057 A KR 1020160061057A KR 20160061057 A KR20160061057 A KR 20160061057A KR 20170130230 A KR20170130230 A KR 20170130230A
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- heat
- heat dissipation
- wireless power
- power transmission
- circuit board
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Abstract
Description
도 2는 도 1에서 커버를 제거한 상태를 나타낸 도면,
도 3은 도 1의 분리도,
도 4는 도 1의 부분절개도,
도 5는 본 발명에 따른 차량용 무선전력 송신장치에서 방열케이스로 구현되는 방열부재 형성 조성물의 세부구성을 나타낸 개략도,
도 6은 도 5에 적용되는 그라파이트 복합체를 나타낸 모식도로서, (a)는 그라파이트, 나노금속 및 카테콜아민으로 구성되는 경우이고, (b)는 그라파이트, 나노금속, 카테콜아민 및 고분자로 구성되는 경우를 나타낸 도면, 그리고,
도 7은 본 발명에 적용되는 방열케이스가 방열부재 형성 조성물과 금속플레이트가 일체화된 상태로 구현되는 경우를 나타낸 부분절개도이다.
방열케이스의 재질 | 중량(g) | 방열코팅층 유무 | 커버 표면온도(℃) |
알루미늄 | 75.2 | x | 41.0 |
0 | 40.1 | ||
방열부재 형성 조성물 | 50.8 | x | 40.5 |
0 | 40.3 | ||
방열부재 형성 조성물+알루미늄플레이트 | 66.0 | x | 40.5 |
0 | 40.1 |
111,112,113 : 평판형 코일 111a,112a,113a : 연결단자
114 : 자기장 차폐시트 114a : 제1통과공
120 : 방열플레이트 122 : 제2통과공
124 : 개구부 126 : 접착층
127 : 조립공 128 : 체결부재
130,230 : 방열케이스 132 : 걸림턱
C : 방열부재 형성 조성물 D : 금속플레이트
140 : 방열코팅층 150 : 커버
161,162 : 회로기판 164 : 온도센서
170 : 절연부재 180 : 열전달부재
Claims (25)
- 무선 전력을 송신하기 위한 하나 이상의 평판형 코일과, 상기 평판형 코일의 일면에 배치되는 자기장 차폐시트를 포함하는 무선전력 전송모듈;
상기 무선전력 전송모듈이 일측에 결합되고, 상기 무선전력 전송모듈을 구동하기 위한 적어도 하나의 회로기판이 내장되며, 열원에서 발생되는 열을 방출하기 위한 방열케이스;
상기 방열케이스의 외부면에 도포되어 방열성을 향상시키기 위한 방열코팅층; 및
상기 평판형 코일을 커버하도록 상기 방열케이스에 착탈가능하게 결합되는 커버;를 포함하는 차량용 무선전력 송신장치. - 제 1항에 있어서,
상기 방열코팅층은,
주제수지를 포함하는 코팅층 형성성분;
상기 주제수지 100 중량부에 대하여 8~72중량부로 포함되는 카본계 필러; 및
방열성 및 부착성 향상을 위한 물성증진성분;을 포함하는 차량용 무선전력 송신장치. - 제 2항에 있어서,
상기 카본계 필러는 그라파이트 및 카본블랙 중 1종 이상을 포함하는 차량용 무선전력 송신장치. - 제 2항에 있어서,
상기 주제수지는 비스페놀 A형 에폭시 수지를 포함하는 글리시딜에테르형 에폭시 수지인 차량용 무선전력 송신장치. - 제 4항에 있어서,
상기 비스페놀 A형 에폭시 수지는 에폭시 당량이 350~600g/eq인 차량용 무선전력 송신장치. - 제 2항에 있어서,
상기 카본계 필러는 평균입경이 250nm 이하의 카본블랙인 차량용 무선전력 송신장치. - 제 1항에 있어서,
상기 방열코팅층은 점도가 10~200cps인 차량용 무선전력 송신장치. - 제 1항에 있어서,
상기 방열케이스는,
그라파이트의 표면에 결정화된 나노금속 입자가 결합된 그라파이트 복합체 및 상기 그라파이트 복합체가 분산상을 형성하는 고분자 수지를 포함하는 방열부재 형성 조성물로 이루어지는 차량용 무선전력 송신장치. - 제 1항에 있어서,
상기 방열케이스는,
금속플레이트와, 상기 금속플레이트의 외부면을 덮는 방열부재 형성 조성물을 포함하고,
상기 방열부재 형성 조성물은,
그라파이트의 표면에 결정화된 나노금속 입자가 결합된 그라파이트 복합체 및 상기 그라파이트 복합체가 분산상을 형성하는 고분자 수지를 포함하는 차량용 무선전력 송신장치. - 제 8항 또는 제 9항에 있어서,
상기 그라파이트 복합체는 나노금속 입자상에 코팅된 카테콜아민층을 포함하는 차량용 무선전력 송신장치. - 제 8항 또는 제 9항에 있어서,
상기 나노금속 입자는 Ni, Si, Ti, Cr, Mn, Fe, Co, Cu, Sn, In, Pt, Au, 및 Mg으로 이루어진 군으로부터 선택되는 1종 이상을 포함하는 차량용 무선전력 송신장치. - 제 1항에 있어서,
상기 자기장 차폐시트의 일면에 부착되어 체결부재를 매개로 상기 자기장 차폐시트를 상기 방열케이스에 고정함과 아울러 상기 평판형 코일에서 발생되는 열을 상기 방열케이스로 전달할 수 있도록 금속재질로 이루어진 판상의 방열플레이트를 더 포함하는 차량용 무선전력 송신장치. - 제 12항에 있어서,
상기 방열플레이트는 적어도 일부가 상기 방열케이스와 접하도록 배치되는 차량용 무선전력 송신장치. - 제 12항에 있어서,
상기 방열플레이트는 구리 및 알루미늄 중 1종 이상을 포함하는 차량용 무선전력 송신장치. - 제 12항에 있어서,
상기 방열플레이트는 상기 평판형 코일로부터 인출되는 연결단자가 상기 회로기판에 연결될 수 있도록 테두리로부터 내측으로 인입되는 적어도 하나의 개구부가 형성되는 차량용 무선전력 송신장치. - 제 12항에 있어서,
상기 자기장 차폐시트는 상기 평판형 코일 주위의 공기가 상기 방열플레이트 측으로 이동할 수 있도록 소정의 면적으로 관통되는 적어도 하나의 제1통과공이 형성되는 차량용 무선전력 송신장치. - 제 16항에 있어서,
상기 제1통과공은 상기 평판형 코일의 중공부와 대응되는 영역에 관통형성되는 차량용 무선전력 송신장치. - 제 16항에 있어서,
상기 방열플레이트는 상기 통과공과 대응되는 영역에 소정의 면적으로 관통형성되는 제2통과공이 형성되고,
상기 회로기판은 상기 제2통과공과 대응되는 위치에 온도센서가 배치되는 차량용 무선전력 송신장치. - 제 12항에 있어서,
상기 방열플레이트는 열전도도를 갖는 접착층을 매개로 상기 자기장 차폐시트의 일면에 부착되는 차량용 무선전력 송신장치. - 제 12항에 있어서,
상기 방열플레이트 및 회로기판의 사이에는 전기적인 절연을 위한 절연부재가 배치되는 차량용 무선전력 송신장치. - 제 1항에 있어서,
상기 방열케이스의 바닥면과 회로기판의 사이에는 상기 회로기판에서 발생되는 열을 방열케이스 측으로 전달하여 방열성능을 높이기 위한 적어도 하나의 열전달부재가 상기 방열케이스의 바닥면과 회로기판의 일면에 각각 접하도록 배치되는 차량용 무선전력 송신장치. - 제 21항에 있어서,
상기 열전달부재는 상변이 화합물 및 열전도성 필러 중 1종 이상을 포함하는 차량용 무선전력 송신장치. - 제 22항에 있어서,
상기 열전도성 필러는 금속 필러, 세라믹 필러 및 카본계 필러 중 1종 이상을 포함하는 차량용 무선전력 송신장치. - 제 21항에 있어서,
상기 열전달부재는 상기 회로기판에 실장되는 발열소자와 대응되는 영역에 배치되는 차량용 무선전력 송신장치. - 무선 전력을 송신하기 위한 복수 개의 평판형 코일;
상기 평판형 코일에서 발생하는 자기장을 차폐하여 외부 누출을 방지함과 아울러 소요의 방향으로 집속시키는 자기장 차폐시트; 및
금속재질로 이루어지고 상기 자기장 차폐시트의 일면에 부착되는 판상의 방열플레이트;를 포함하는 차량용 무선전력 송신모듈.
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EP17799667.5A EP3460813B1 (en) | 2016-05-18 | 2017-05-18 | Wireless power transmission apparatus for vehicle |
US16/301,892 US10832849B2 (en) | 2016-05-18 | 2017-05-18 | Wireless power transmission apparatus for vehicle |
CN201780030845.7A CN109155183B (zh) | 2016-05-18 | 2017-05-18 | 用于车辆的无线电力传输装置 |
PCT/KR2017/005151 WO2017200310A1 (ko) | 2016-05-18 | 2017-05-18 | 차량용 무선 전력 송신장치 |
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2017
- 2017-05-18 CN CN201780030845.7A patent/CN109155183B/zh active Active
- 2017-05-18 WO PCT/KR2017/005151 patent/WO2017200310A1/ko unknown
- 2017-05-18 US US16/301,892 patent/US10832849B2/en active Active
- 2017-05-18 EP EP17799667.5A patent/EP3460813B1/en active Active
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KR20190070011A (ko) * | 2017-12-12 | 2019-06-20 | 주식회사 아모센스 | 무선전력 송신장치 |
WO2020166866A1 (ko) * | 2019-02-15 | 2020-08-20 | 삼성전자 주식회사 | 방열 시트 및 이를 포함하는 전자 장치 |
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KR102292033B1 (ko) * | 2020-11-26 | 2021-08-20 | (주)플렉스파워 | 패드 일체형 무선 충전장치 |
Also Published As
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EP3460813B1 (en) | 2021-02-24 |
US20190221353A1 (en) | 2019-07-18 |
KR101848416B1 (ko) | 2018-04-12 |
CN109155183B (zh) | 2021-01-26 |
WO2017200310A1 (ko) | 2017-11-23 |
EP3460813A1 (en) | 2019-03-27 |
EP3460813A4 (en) | 2020-01-29 |
US10832849B2 (en) | 2020-11-10 |
CN109155183A (zh) | 2019-01-04 |
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