JP4980152B2 - 照明装置 - Google Patents
照明装置 Download PDFInfo
- Publication number
- JP4980152B2 JP4980152B2 JP2007161815A JP2007161815A JP4980152B2 JP 4980152 B2 JP4980152 B2 JP 4980152B2 JP 2007161815 A JP2007161815 A JP 2007161815A JP 2007161815 A JP2007161815 A JP 2007161815A JP 4980152 B2 JP4980152 B2 JP 4980152B2
- Authority
- JP
- Japan
- Prior art keywords
- heat
- cavity
- drive circuit
- lighting device
- heat radiating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005286 illumination Methods 0.000 claims description 14
- 230000005855 radiation Effects 0.000 claims description 13
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 1
- 239000000428 dust Substances 0.000 description 11
- 230000002093 peripheral effect Effects 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 8
- 239000000758 substrate Substances 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 230000004323 axial length Effects 0.000 description 3
- 230000020169 heat generation Effects 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/238—Arrangement or mounting of circuit elements integrated in the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
- F21V23/006—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V3/00—Globes; Bowls; Cover glasses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Description
本発明に係る照明装置は、前記口金保持筒は、前記口金部の空洞に挿入され、前記放熱部の空洞及び前記口金部の空洞は連通してなることを特徴とする。
本発明に係る照明装置は、電球型LED照明装置であることを特徴とする。
以下、本発明の実施の形態1を、図面を参照して説明する。図1は実施の形態1に係る照明装置の構成を示す斜視図、図2は要部分解斜視図、図3は、図1のIII‐III線による概略要部横断面図、図4は概略要部縦断面図である。
図5は実施の形態2に係る照明装置の構成を示す概略要部縦断面図である。なお、実施の形態1と同一の部分については同一の符号を付してその詳細な説明を省略する。
2 放熱部
5 口金部
7 熱伝導シート
21 放熱板
22 放熱フィン
23 固定筒
25 空洞
31 駆動回路部品
51 空洞
Claims (6)
- LEDと、該LEDを駆動する駆動回路部と、該駆動回路部を収容する収容部とを有する照明装置において、
前記照明装置は、
前記LEDおよび/または前記駆動回路部からの熱を放熱する放熱部と、
前記駆動回路部に電気的に接続されると共に、外部電源に接続される口金部と、
該口金部および前記放熱部の間に介在し、前記口金部の内側に挿入された絶縁部とを備え、
前記絶縁部は、
端部が開口した放熱部保持筒及び前記口金部を保持する口金保持筒が、連結部を介して一体成形されており、
前記放熱部保持筒は、前記収容部を形成する前記放熱部の空洞に挿入され、
前記収容部は、少なくとも前記放熱部を一部分として密閉されてなることを特徴とする照明装置。 - 前記口金保持筒は、前記口金部の空洞に挿入され、
前記放熱部の空洞及び前記口金部の空洞は連通してなることを特徴とする請求項1に記載の照明装置。 - 前記駆動回路部は、複数の回路部品を有し、
該複数の回路部品の内、一部は前記放熱部の空洞に収容され、他の一部は前記口金部の空洞に収容されることを特徴とする請求項1または請求項2に記載の照明装置。 - 前記複数の回路部品の一部は、リード線によって回路基板と接続されると共に、前記回路部品から隔てて前記口金部の空洞に配設されることを特徴とする請求項3に記載の照明装置。
- 前記回路基板は、前記口金保持筒の内径より大きく、前記放熱部保持筒の内径よりも小さい寸法の幅と、前記絶縁部内に収容可能な長さを有していることを特徴とする請求項4に記載の照明装置。
- 電球型LED照明装置であることを特徴とする請求項1から5の何れかに記載の照明装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007161815A JP4980152B2 (ja) | 2007-06-19 | 2007-06-19 | 照明装置 |
PCT/JP2008/059418 WO2008146694A1 (ja) | 2007-05-23 | 2008-05-22 | 照明装置 |
CN2008800167905A CN101680613B (zh) | 2007-05-23 | 2008-05-22 | 照明装置 |
EP08764491.0A EP2163808B1 (en) | 2007-05-23 | 2008-05-22 | Lighting device |
US12/451,596 US8226270B2 (en) | 2007-05-23 | 2008-05-22 | Lighting device |
US13/530,910 US20120268954A1 (en) | 2007-05-23 | 2012-06-22 | Lighting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007161815A JP4980152B2 (ja) | 2007-06-19 | 2007-06-19 | 照明装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012094860A Division JP5132824B2 (ja) | 2012-04-18 | 2012-04-18 | 照明装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2009004130A JP2009004130A (ja) | 2009-01-08 |
JP2009004130A5 JP2009004130A5 (ja) | 2010-02-12 |
JP4980152B2 true JP4980152B2 (ja) | 2012-07-18 |
Family
ID=40320309
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007161815A Expired - Fee Related JP4980152B2 (ja) | 2007-05-23 | 2007-06-19 | 照明装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4980152B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101362994B1 (ko) * | 2012-06-25 | 2014-02-18 | 남경 주식회사 | 셀 효과를 갖는 발광 다이오드 전구 |
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JP5344198B2 (ja) * | 2012-03-19 | 2013-11-20 | 東芝ライテック株式会社 | 電球形ランプおよび照明器具 |
JP5468662B2 (ja) * | 2012-10-02 | 2014-04-09 | シャープ株式会社 | 電球型の照明装置 |
KR102059031B1 (ko) * | 2013-01-07 | 2019-12-24 | 엘지이노텍 주식회사 | 조명 장치 |
JP5454990B2 (ja) * | 2013-03-07 | 2014-03-26 | 東芝ライテック株式会社 | 電球形ランプおよび照明器具 |
JP5612183B2 (ja) * | 2013-09-10 | 2014-10-22 | アイリスオーヤマ株式会社 | Led電球 |
US9574756B2 (en) | 2013-10-28 | 2017-02-21 | Citizen Watch Co., Ltd. | LED lamp |
JP5896247B2 (ja) * | 2014-02-14 | 2016-03-30 | 東芝ライテック株式会社 | ランプ装置および照明器具 |
JP5632979B2 (ja) * | 2014-02-28 | 2014-11-26 | シャープ株式会社 | 電球型の照明装置 |
KR101623435B1 (ko) * | 2015-03-20 | 2016-05-25 | (주)에스케이지르콘 | Led 전구 |
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JPH0785708A (ja) * | 1993-09-16 | 1995-03-31 | Toshiba Lighting & Technol Corp | けい光ランプ装置 |
JP4482706B2 (ja) * | 2005-04-08 | 2010-06-16 | 東芝ライテック株式会社 | 電球型ランプ |
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