CN2644878Y - Light emitting diode - Google Patents
Light emitting diode Download PDFInfo
- Publication number
- CN2644878Y CN2644878Y CNU03207297XU CN03207297U CN2644878Y CN 2644878 Y CN2644878 Y CN 2644878Y CN U03207297X U CNU03207297X U CN U03207297XU CN 03207297 U CN03207297 U CN 03207297U CN 2644878 Y CN2644878 Y CN 2644878Y
- Authority
- CN
- China
- Prior art keywords
- emitting diode
- light emitting
- circuit board
- radiator
- lamp
- 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
Classifications
-
- 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
- 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]
Abstract
The utility model relates to a Light Emitting Diode (LED) lamp, comprising at least a LED, a driver with a casing and an electric connector. The LED is fixedly secured on a radiator with fins. A heat conducting layer is arranged between the LED and the radiator to conduct the thermo contact. At least a circuit board is arranged among the LEDs for electric connections among the LEDs. A series of polymes are arranged on the fins of the radiator and the circuit board to make the air to circulate through the interstice space between the polymes and the fins and take away the heat generated by LEDs, which makes sure that the LEDs function in a state of high luminous efficiency and relatively low temperature. Compared with the prior art, the utility model has the advantages of having high efficiency, high power, long service life, low working temperature and small volume, producing various LED lamps with different powers and other advantages.
Description
Technical field
The utility model relates to a kind of LED light lamp, is used for illumination, auto lamp, ornament lamp and information demonstration etc., can directly replace existing tengsten lamp, xenon lamp and electricity-saving lamp etc.
Background technology
Existing LED light lamp general all with power only the discrete light-emitting diode about 0.07W assemble, be used to make ornament lamp, light booms, decoration fluorescent lamp shape lamp etc.Then need a large amount of light emitting diodes if will make the illuminator lamp of several watts or higher wattage, for example the lamp of a 10W will 142 light emitting diodes; The cost height, heat radiation is difficult, luminous efficiency is low, volume is big, be difficult to make and can directly replace the high-power illumination lamp that has tengsten lamp and electricity-saving lamp now.
For this reason, developing the large-power light-emitting diodes of using the large area light emitting diode chip at present.For example use one or more 1mm
2The chip of size is made the light emitting diode of 1W or bigger wattage.But because the luminous efficiency of light emitting diode is also not high at present, for example white light efficient is about 20lm/W under rated power, and promptly the input electric energy more than 90% will be transformed into heat energy, cause the temperature of lamp too high easily; And the luminous efficiency of light emitting diode rises with the rising of temperature or current density and straight line descends, thereby too high temperature rise will cause the remarkable decline of luminous efficiency.Therefore, further improve luminous efficiency and adopt effective radiating mode to become the key of LED illumination lamp to guarantee lower temperature that light emitting diode works in high-luminous-efficiency.Prior art does not also have a kind of effective radiating mode can guarantee abundant heat radiation, can work in the lower temperature state of high-luminous-efficiency to guarantee light emitting diode.Thereby be difficult to make the large-power light-emitting diodes lamp of the high-luminous-efficiency that can directly replace existing tengsten lamp and electricity-saving lamp.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned existence, but and a kind of efficiently radiates heat is provided, can directly replaces the high-luminous-efficiency large-power light-emitting diodes lamp of existing tengsten lamp and electricity-saving lamp.It comprises at least one light emitting diode, and driver and shell thereof, an electric connector, light emitting diode are fixed on the radiator that has a fin, and the heat-conducting layer thermo-contact is arranged between the two.
Described light emitting diode, radiator, driver, circuit board and electric connector are driven the device shell and connect to a whole lamp mutually; The input of driver links to each other with external power through lead-in wire, electric connector, and its output links to each other with at least one light emitting diode through lead-in wire, and when external power was connected, its output can be lighted described light emitting diode.
The radiating fin of described radiator has enough big area of dissipation, for example 10～500cm
2/ W has a series of through holes or ventilation slot on the fin, can allow air through between the crack of described through hole or ventilation slot, circulate, to take away the heat that light emitting diode is produced, work in the lower temperature state of high-luminous-efficiency to guarantee light emitting diode.
Described radiator be shaped as bulb-shaped, flat garden shape or other shape, it is made by aluminium, copper or the alloy of high heat conductance, its surface is black, true qualities or other color.
A kind of in the lamp holder of existing various lamps of described electric connector, for example spirality lamp holder; Described driver can have the tunable optical circuit, is used for desk lamp with dimmer switch.
Be provided with a circuit board between the described light emitting diode, this circuit board is electrically connected light emitting diode mutually by connecting line.
Described circuit board is provided with a baffle, also can be protective layer, with the holding circuit plate with beautify lamp.
On described described circuit board and the baffle a series of through holes are arranged.
Described light emitting diode is identical or different illuminant colour, for example white, red, blue, record, orange etc.; Each light emitting diode becomes mutual series, parallel or connection in series-parallel through board design.
Described light emitting diode is at least one large-power light-emitting diodes, comprises its large-power light-emitting diodes that can be directly installed on the screw on the radiator that has metab to have or the large-power light-emitting diodes that has aluminium base circuit board.
LED light lamp of the present utility model compared with prior art has the efficient height, power is big, the life-span is long, operating temperature is low, volume is little, can be made into the advantages such as LED light lamp of all size power.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in detail.It shown in the accompanying drawing structural representation of an embodiment of LED light lamp of the present utility model.Include the radiator 2 that 1, one of at least one light emitting diode has fin 3 among Fig. 1; Described light emitting diode 1 is fixed on the described radiator 2, heat-conducting layer 4 can be arranged between the two, and for example silver is starched glue, heat-conducting glue etc., and making has good and reliable thermo-contact between the two; At least one circuit board 5 between light emitting diode 1, is used for mutual electrical ties between each light emitting diode 1 by connecting line 6; On the described circuit board 5 baffle 7 can be arranged, also available protective layer is used for holding circuit plate 5 and beautifies lamp.
Driver 8 and 9, one electric connectors 10 of shell thereof; Described drive enclosure 9 connects to a whole lamp mutually with light emitting diode 1, radiator 2, driver 8, circuit board 5 and electric connector 10.The radiating fin 3 of described radiator 2 has enough big area of dissipation, for example 10～500cm
2/ W has a series of through holes or ventilation slot 11 on the fin 3, can allow the gap of air between described through hole or ventilation slot 11 and fin 3 circulate; A series of through holes 12 and 13 also can be arranged on circuit board 5 and the baffle 7, can allow air through the through hole of described fin 3 or ventilation slot 11, through hole 12 and 13 and fin 3 between the gap circulation, to take away the heat that light emitting diode is produced, shown among Fig. 1 14, work in the lower temperature state of high-luminous-efficiency to guarantee light emitting diode; The input of described driver 8 through go between 15, electric connector 10 links to each other with external power, its output 16 links to each other with described at least one light emitting diode 1 through going between, when external power was connected, its output can be lighted described light emitting diode.
Described at least one light emitting diode 1 is at least one large-power light-emitting diodes, for example can be directly installed on large-power light-emitting diodes on the radiator, have the large-power light-emitting diodes (not drawing among the figure) of aluminium base circuit board etc. for metab 17 has screw 18.
Described at least one light emitting diode 1 can be through circuit board 5 by mutual series, parallel of designing requirement or connection in series-parallel.
Described at least one light emitting diode 1 can be identical or different illuminant colour, for example white, red, blue, record, orange etc.
The described shape that has the radiator 2 of fin 3 can be roughly bulb-shaped, flat garden shape or other shape, is made by aluminium, copper or the alloy of high heat conductance, and its surface is black, true qualities or other color.
Described electric connector 10 can be a kind of in the lamp holder of existing various lamps, for example the spirality lamp holder of different size.
Described external power can be and exchanges or dc source.
Described driver 8 can have the tunable optical circuit, is used for desk lamp with dimmer switch.
Each embodiment that the claimed scope of the utility model is not limited to introduce herein, the know-how that relates to is that the general personnel of this specialty are familiar with, and therefore as long as understand content of the present utility model and characteristic, can do various forms of conversion and replacement.
Claims (10)
1, a kind of LED light lamp, it comprises at least one light emitting diode, driver and shell thereof, an electric connector, it is characterized in that light emitting diode (1) is fixed on the radiator (2) that has fin (3), has heat-conducting layer (4) thermo-contact between the two.
2, LED light lamp according to claim 1 is characterized in that described light emitting diode (1), radiator (2), driver (8), circuit board (5) and electric connector (10) are driven device shell (9) and connect to a whole lamp mutually; The input of driver (8) links to each other with external power through lead-in wire (15), electric connector (10), and its output links to each other with at least one light emitting diode (1) through lead-in wire (16).
3, LED light lamp according to claim 1 and 2 is characterized in that on the radiating fin (3) of described radiator (2) a series of through holes or ventilation slot (11) being arranged.
4, LED light lamp according to claim 3, what it is characterized in that described radiator (2) is shaped as bulb-shaped, flat garden shape or other shape, and it is made by aluminium, copper or the alloy of high heat conductance, and its surface is black, true qualities or other color.
5, LED light lamp according to claim 1 and 2 is characterized in that a kind of in the lamp holder of existing various lamps of described electric connector (10), and described driver (8) can have the tunable optical circuit, is used for desk lamp with dimmer switch.
6, LED light lamp according to claim 2 is characterized in that being provided with between the described light emitting diode (1) circuit board (5), and this circuit board (5) is electrically connected light emitting diode (1) mutually by connecting line (6).
7, LED light lamp according to claim 6 is characterized in that described circuit board (5) is provided with a baffle (7).
8, LED light lamp as claimed in claim 7 is characterized in that on described described circuit board (5) and the baffle (7) a series of through holes (12,13) being arranged.
9, as claim 1 or 2 or 6 described LED light lamps, it is characterized in that described light emitting diode (1) light emitting diode (1) for identical or different illuminant colour, each light emitting diode is designed to mutual series, parallel or connection in series-parallel through circuit board (5).
10, the described LED light lamp of claim 9, it is characterized in that described light emitting diode is at least one large-power light-emitting diodes, comprise the large-power light-emitting diodes of the screw (18) that it has metab (17) to have can be directly installed on the radiator (2) or have the large-power light-emitting diodes of aluminium base circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU03207297XU CN2644878Y (en) | 2003-08-14 | 2003-08-14 | Light emitting diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU03207297XU CN2644878Y (en) | 2003-08-14 | 2003-08-14 | Light emitting diode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2644878Y true CN2644878Y (en) | 2004-09-29 |
Family
ID=34288364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU03207297XU Expired - Fee Related CN2644878Y (en) | 2003-08-14 | 2003-08-14 | Light emitting diode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2644878Y (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006102785A1 (en) * | 2005-03-28 | 2006-10-05 | Neobulb Technologies, Inc. | An efficient high-power led lamp |
| WO2006125375A1 (en) * | 2005-05-25 | 2006-11-30 | Jen-Shyan Chen | Light-emitting diode cluster lamp |
| WO2006128327A1 (en) * | 2005-06-03 | 2006-12-07 | Neobulb Technologies, Inc. | A semiconductor light-emitting apparatus provided with a heat conducting/dissipating module |
| WO2008009225A1 (en) * | 2006-07-12 | 2008-01-24 | Hong Kong Applied Science And Technology Research Institute Co. Ltd. | Led assembly and use thereof |
| WO2008055387A1 (en) * | 2006-11-10 | 2008-05-15 | Lo, Mei-Liang | A heat dissipating apparatus for lamp and method thereof |
| WO2008119230A1 (en) * | 2007-03-29 | 2008-10-09 | Hong Kong Applied Science And Technology Research Institute Co. Ltd. | A lighting device |
| WO2008138177A1 (en) * | 2007-05-16 | 2008-11-20 | Jie Shi | An led lighting fixture with high-efficiency radiation effect |
| WO2009070949A1 (en) * | 2007-11-30 | 2009-06-11 | Shanghai Sansi Electronics Engineering Co., Ltd. | High-power illuminating light source unit integrating with a heat radiator |
| WO2009155866A1 (en) * | 2008-06-25 | 2009-12-30 | Chou, Cheng-Te | Led liiumination system |
| US7701055B2 (en) | 2006-11-24 | 2010-04-20 | Hong Applied Science And Technology Research Institute Company Limited | Light emitter assembly |
| CN101769518A (en) * | 2010-03-10 | 2010-07-07 | 丁志敏 | LED (light emitting diode) high-power illuminating lamp holder |
| CN101408298B (en) * | 2007-10-09 | 2010-10-13 | 金松山 | Upright post type LED heat radiator |
| CN101329055B (en) * | 2007-06-22 | 2011-05-11 | 富准精密工业(深圳)有限公司 | Heat radiator |
| CN102287634A (en) * | 2011-06-03 | 2011-12-21 | 新高电子材料（中山）有限公司 | Efficient-heat-dissipation LED (light emitting diode) lamp and preparation method thereof |
| CN101118035B (en) * | 2006-07-12 | 2012-03-07 | 香港应用科技研究院有限公司 | Led assembly and use thereof |
| CN101598315B (en) * | 2008-06-02 | 2012-05-30 | 台达电子工业股份有限公司 | Illumination device and radiation structure thereof |
| US8226272B2 (en) | 2005-03-31 | 2012-07-24 | Neobulb Technologies, Inc. | Illuminating equipment using high power LED with high efficiency of heat dissipation |
| CN102620267A (en) * | 2006-04-27 | 2012-08-01 | 库帕技术公司 | Lighting fixture |
| CN101910721B (en) * | 2007-12-22 | 2013-09-25 | 飞利浦固体状态照明技术公司 | LED-based luminaires for large-scale architectural illumination |
| CN104081121A (en) * | 2012-02-02 | 2014-10-01 | 普司科Led股份有限公司 | Heatsink and led lighting device including same |
| CN105698022A (en) * | 2016-01-28 | 2016-06-22 | 苏州佳亿达电器有限公司 | Intelligent temperature control LED lamp |
-
2003
- 2003-08-14 CN CNU03207297XU patent/CN2644878Y/en not_active Expired - Fee Related
Cited By (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1873447A4 (en) * | 2005-03-28 | 2009-04-22 | Neobulb Technologies Inc | An efficient high-power led lamp |
| EP1873447A1 (en) * | 2005-03-28 | 2008-01-02 | NeoBulb Technologies, Inc. | An efficient high-power led lamp |
| US8029158B2 (en) | 2005-03-28 | 2011-10-04 | Neobulb Technologies, Inc. | System in package high power highly efficient diode lamp |
| WO2006102785A1 (en) * | 2005-03-28 | 2006-10-05 | Neobulb Technologies, Inc. | An efficient high-power led lamp |
| US7891837B2 (en) | 2005-03-28 | 2011-02-22 | Neobulb Technologies, Inc. | System in package high power highly efficient diode lamp |
| AU2005329901B2 (en) * | 2005-03-28 | 2011-09-08 | Neobulb Technologies, Inc. | An efficient high-power LED lamp |
| US8226272B2 (en) | 2005-03-31 | 2012-07-24 | Neobulb Technologies, Inc. | Illuminating equipment using high power LED with high efficiency of heat dissipation |
| WO2006125375A1 (en) * | 2005-05-25 | 2006-11-30 | Jen-Shyan Chen | Light-emitting diode cluster lamp |
| WO2006128327A1 (en) * | 2005-06-03 | 2006-12-07 | Neobulb Technologies, Inc. | A semiconductor light-emitting apparatus provided with a heat conducting/dissipating module |
| AU2005332535B2 (en) * | 2005-06-03 | 2011-09-15 | Neobulb Technologies, Inc. | A semiconductor light-emitting apparatus provided with a heat conducting/dissipating module |
| US7963678B2 (en) | 2005-06-03 | 2011-06-21 | Neobulb Technologies, Inc. | Semiconductor light-emitting apparatus integrated with heat-conducting/dissipating module |
| CN102620267B (en) * | 2006-04-27 | 2014-09-24 | 库帕技术公司 | Lighting fixture |
| CN102620267A (en) * | 2006-04-27 | 2012-08-01 | 库帕技术公司 | Lighting fixture |
| US7482632B2 (en) | 2006-07-12 | 2009-01-27 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | LED assembly and use thereof |
| CN101118035B (en) * | 2006-07-12 | 2012-03-07 | 香港应用科技研究院有限公司 | Led assembly and use thereof |
| WO2008009225A1 (en) * | 2006-07-12 | 2008-01-24 | Hong Kong Applied Science And Technology Research Institute Co. Ltd. | Led assembly and use thereof |
| US7663229B2 (en) | 2006-07-12 | 2010-02-16 | Hong Kong Applied Science And Technology Research Institute Co., Ltd. | Lighting device |
| WO2008055387A1 (en) * | 2006-11-10 | 2008-05-15 | Lo, Mei-Liang | A heat dissipating apparatus for lamp and method thereof |
| US7701055B2 (en) | 2006-11-24 | 2010-04-20 | Hong Applied Science And Technology Research Institute Company Limited | Light emitter assembly |
| CN101785117B (en) * | 2007-03-29 | 2011-11-30 | 香港应用科技研究院有限公司 | A lighting device |
| WO2008119230A1 (en) * | 2007-03-29 | 2008-10-09 | Hong Kong Applied Science And Technology Research Institute Co. Ltd. | A lighting device |
| WO2008138177A1 (en) * | 2007-05-16 | 2008-11-20 | Jie Shi | An led lighting fixture with high-efficiency radiation effect |
| CN101329055B (en) * | 2007-06-22 | 2011-05-11 | 富准精密工业(深圳)有限公司 | Heat radiator |
| CN101408298B (en) * | 2007-10-09 | 2010-10-13 | 金松山 | Upright post type LED heat radiator |
| WO2009070949A1 (en) * | 2007-11-30 | 2009-06-11 | Shanghai Sansi Electronics Engineering Co., Ltd. | High-power illuminating light source unit integrating with a heat radiator |
| CN101910721B (en) * | 2007-12-22 | 2013-09-25 | 飞利浦固体状态照明技术公司 | LED-based luminaires for large-scale architectural illumination |
| CN101598315B (en) * | 2008-06-02 | 2012-05-30 | 台达电子工业股份有限公司 | Illumination device and radiation structure thereof |
| WO2009155866A1 (en) * | 2008-06-25 | 2009-12-30 | Chou, Cheng-Te | Led liiumination system |
| CN101769518A (en) * | 2010-03-10 | 2010-07-07 | 丁志敏 | LED (light emitting diode) high-power illuminating lamp holder |
| CN102287634A (en) * | 2011-06-03 | 2011-12-21 | 新高电子材料（中山）有限公司 | Efficient-heat-dissipation LED (light emitting diode) lamp and preparation method thereof |
| CN104081121A (en) * | 2012-02-02 | 2014-10-01 | 普司科Led股份有限公司 | Heatsink and led lighting device including same |
| CN105698022A (en) * | 2016-01-28 | 2016-06-22 | 苏州佳亿达电器有限公司 | Intelligent temperature control LED lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HANGZHOU KENAI LIGHTING TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GE SHICHAO Effective date: 20080516 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080516 Address after: Hangzhou City, Zhejiang Province, 628 West Road, room No. 213, zip code: 310012 Patentee after: Hangzhou Kenai Lighting Technology Co. Ltd. Address before: Two Zhejiang city in Hangzhou Province, the Qiuzhi Lane room 2-203, zip code: 310012 Patentee before: Ge Shichao |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040929 Termination date: 20110814 |