KR101836845B1 - 차량용 발광기구 - Google Patents
차량용 발광기구 Download PDFInfo
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- KR101836845B1 KR101836845B1 KR1020160084323A KR20160084323A KR101836845B1 KR 101836845 B1 KR101836845 B1 KR 101836845B1 KR 1020160084323 A KR1020160084323 A KR 1020160084323A KR 20160084323 A KR20160084323 A KR 20160084323A KR 101836845 B1 KR101836845 B1 KR 101836845B1
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- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
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Abstract
본 발명의 실시예에 따르면, 형광체에서 출사되는 광은 리플렉터의 반사형 가이드벽에 의해 형성되는 공간에서 혼합(integrating)됨으로써, 황색 계열의 광에 의해 형성되는 옐로우링(yellow ring)의 발생을 최소화 할 수 있다.
Description
도 2는 본 발명의 제1실시예에 따른 차량용 발광기구의 광 경로가 개략적으로 도시된 구성도이다.
도 3은 본 발명의 제1실시예에 따른 형광체 어셈블리가 개략적으로 도시된 정면도이다.
도 4는 도 3의 A-A 선도에 따라 절개한 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 5는 본 발명의 제2실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 6은 본 발명의 제3실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 7은 본 발명의 제4실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 8은 본 발명의 제5실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 9는 본 발명의 제6실시예에 따른 차량용 발광기구가 개략적으로 도시된 구성도이다.
도 10은 본 발명의 제6실시예에 따른 차량용 발광기구의 광 경로가 개략적으로 도시된 구성도이다.
도 11은 본 발명의 제6실시예에 따른 형광체 어셈블리가 개략적으로 도시된 정면도이다.
도 12는 도 11의 B-B 선도에 따라 절개한 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 13은 본 발명의 제6실시예에 따른 스캐닝부의 구조가 도시된 사시도이다.
도 14는 본 발명의 제6실시예에 따른 형광체 어셈블리에 빔이 입사되는 입사 위치의 경로변화가 도시된 개략도이다.
도 15는 본 발명의 제7실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 16은 본 발명의 제8실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 17은 본 발명의 제9실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 18은 본 발명의 제10실시예에 따른 형광체 어셈블리와, 형광체 어셈블리에서 출사되는 광의 경로가 도시된 단면도이다.
도 19는 본 발명의 제11실시예에 따른 차량용 발광기구 및 광경로가 개략적으로 도시된 구성도이다.
100: 광원 11: 반사부재
2: 반사부 3: 렌즈
4: 형광체 어셈블리 41: 리플렉터
42: 형광체 421: 광출사면
43: 공간 44: 반사형 가이드벽
5: 프로젝션 렌즈 6: 보조 반사부
7: 감지부 8: 스캐닝 모듈
80: 스캐닝부 81: 제1집광기구
82: 제2집광기구 9: 제어부
90: 외부센서
Claims (14)
- 전면 일부 영역에 반사부가 구비된 렌즈;
상기 렌즈의 후방에 위치하는 광원 기구; 및
입사된 빔의 파장을 변환하여 상기 렌즈로 광을 출사하는 형광체 어셈블리를 포함하고,
상기 형광체 어셈블리는,
입사된 빔의 파장을 변환시킨 광을 출사하는 반사형 형광체와,
상기 반사형 형광체의 방열을 수행하는 방열 부재와,
상기 반사형 형광체에서 출사된 광을 반사하는 복수개의 반사형 가이드벽을 포함하는 리플렉터를 포함하고,
상기 리플렉터는 상기 반사형 가이드벽에 의해, 상기 반사형 형광체에서 출사된 광이 통과하는 적어도 하나 이상의 공간을 형성하고,
상기 형광체 어셈블리는, 상기 반사부에서 반사된 광의 파장을 변환하여 상기 렌즈로 반사하는 차량용 발광기구. - 제1항에 있어서,
상기 반사형 형광체의 적어도 일부는 상기 공간에 구비되는 차량용 발광기구. - 제1항에 있어서,
상기 리플렉터는 상기 반사형 형광체의 광출사면에 구비되는 차량용 발광기구. - 제1항에 있어서,
상기 리플렉터는 상기 반사형 형광체와 상기 렌즈의 사이에 위치하는 차량용 발광기구. - 제1항에 있어서,
상기 리플렉터의 두께는 상기 반사형 형광체의 두께보다 두꺼운 차량용 발광기구. - 제1항에 있어서,
상기 반사형 가이드벽의 측면과 상기 반사형 형광체의 광출사면이 직교하는 차량용 발광기구. - 제1항에 있어서,
상기 반사형 가이드벽의 측면과 상기 반사형 형광체의 광출사면이 둔각을 이루는 차량용 발광기구. - 제1항에 있어서,
상기 공간의 단면적은 형광체 어셈블리로 입사되는 빔의 단면적보다 넓은 차량용 발광기구. - 제1항에 있어서,
상기 광원기구는,
광원을 포함하는 광원부과,
상기 광원부에서 출사된 빔의 광경로를 변환하는 스캐닝 모듈을 포함하고,
상기 스캐닝 모듈은,
소정의 주파수에 따라 움직이며 입사된 빔을 반사하여 광경로를 변환하는 스캐닝부와, 상기 광원부에서 출사된 빔을 집광하여 상기 스캐닝부로 입사시키는 집광기구를 포함하는 차량용 발광 기구. - 제9항에 있어서,
차량의 외부 정보를 수집하는 외부 센서;
상기 외부 정보에 기초하여 상기 광원을 제어하는 제어부를 더 포함하는 차량용 발광기구. - 제10항에 있어서,
상기 제어부는,
상기 형광체 어셈블리에 입사되는 빔이 상기 반사형 가이드벽의 상면에 입사되면 상기 광원을 오프시키고, 상기 반사형 형광체에 입사되면 상기 광원을 온하는 차량용 발광기구. - 삭제
- 삭제
- 제1항에 있어서,
상기 공간의 단면은 사각 형상인 차량용 발광기구.
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