CN100447480C - LED illuminator having high power and high radiation efficiency - Google Patents
LED illuminator having high power and high radiation efficiency Download PDFInfo
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- CN100447480C CN100447480C CNB2005100921144A CN200510092114A CN100447480C CN 100447480 C CN100447480 C CN 100447480C CN B2005100921144 A CNB2005100921144 A CN B2005100921144A CN 200510092114 A CN200510092114 A CN 200510092114A CN 100447480 C CN100447480 C CN 100447480C
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- light emitting
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- heat conducting
- emitting diode
- lighting equipment
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Abstract
A LED illuminating device with high power and high heat efficient consists of base and shell for N numbers of side walls, N numbers of the first penetrated holes on bottom of shell, the second penetrated hole on each side wall and N numbers of packaging units. It is featured as setting N to be positive integer greater than 2 ; forming said packaging unit by neck portion with plat part and heat conductive component, a heat radiation fin plate set at tail of heat conductive component and diode luminous unit set on flat portion of heat conductive component and used to convert electric energy to be light.
Description
Technical field
The present invention relates to a kind of light emitting diode lighting equipment, and especially, the present invention relates to high power, the LED with high cooling efficiency lamp of a kind of system in package (System in Package).
Background technology
Because light emitting diode (Light emitting diode, LED) have as power saving, shatter-proof, reaction is fast and many advantages such as suitable volume production, therefore, is that the lighting apparatus of light source continues to be studied, to develop at present with the light emitting diode.Yet existing high-power light emitting diode has the too high problem of temperature after continuing luminous a period of time, makes the luminous efficiency of light emitting diode itself descend, and causes brightness to promote.Therefore, the product of the high-power light emitting diode of various application all needs good cooling mechanism.
Summary of the invention
Therefore, the invention provides a kind of light emitting diode lighting equipment with high power, high cooling efficiency.Especially, light emitting diode lighting equipment according to the present invention is suitable for use as street lamp.
Main aspect of the present invention is to provide a kind of light emitting diode lighting equipment (Light-emittingdiode illuminating equipment).Light emitting diode lighting equipment according to an advantageous embodiment of the invention comprises housing (Casing) and N first package system (Paeked system).Described housing has bottom and N sidewall, and N first hole (Aperture) that penetrates is provided on the bottom of described housing, and other also second hole for penetrating is provided on each sidewall, and N is the positive integer greater than 2.
One first hole in a sidewall in the corresponding described N sidewall of each first package system in the described N package system and individual first hole of described N, wherein each first package system all comprises first heat conducting device (Heat-conducting device), at least one first radiating fin (Heat-dissipating fin) and first diode illuminating device (Diode light-emittingapparatus).Described first heat conducting device is divided into the neck that cooperates its pairing second hole and first hole, first par and first afterbody that is positioned at the end of described neck.Described first heat conducting device passes its pairing second hole with itself neck and extends in its pairing first hole from the outside of its pairing sidewall, make first afterbody of itself be positioned at the outside of its pairing sidewall.Described at least one first radiating fin be arranged at described first heat conducting device afterbody around.
Described first diode illuminating device entirely is engaged in the par of described first heat conducting device, and in order to convert first electric energy to first light, wherein the heat that is produced in the described first diode illuminating device running guides to described at least one first radiating fin by described first heat conducting device from first par of itself, and then by described at least one first radiating fin heat radiation.
Because light emitting diode lighting equipment provided by the present invention integrates thermal conductance and radiating module and led lighting module, described thermal conductance and radiating module can be dissipated into the heat energy that described led lighting module is produced in the ambient air immediately by each radiating fin, significantly promote radiating efficiency.Therefore, compared to prior art, diode lights according to the present invention is more suitable for being applied in the lighting device of light emitting diode of needs high cooling efficiency.Especially, light emitting diode lighting equipment according to the present invention is suitable for use as street lamp.
Can be further understood by the following detailed description and accompanying drawings about the advantages and spirit of the present invention.
Description of drawings
Fig. 1 is the exploded view according to a specific embodiment of the present invention.
Fig. 2 is the first diode illuminating device structure chart according to a specific embodiment of the present invention.
Fig. 3 is the structural representation according to the circuit board of a specific embodiment of the present invention.
Description of reference numerals
2: 4: the first package systems of housing
6: 8: the second package systems of circuit board
10: Transparent lamp shade 21: housing bottom
Hole 23 in 212: the first: sidewall
41: the first heat conducting devices of 232: the second holes
45: the first diode illuminating devices of 43: the first radiating fins
Hole 25 in 214: the three: the top
81: the second heat conducting devices of 252: the four holes
85: the second diode illuminating devices of 83: the second radiating fins
454: the first light emitting modules of 452: the first substrates
456: two first electrodes 63: connector
65: jockey 67: hole
The specific embodiment
Main aspect of the present invention is to provide a kind of light emitting diode lighting equipment.
See also Fig. 1.Fig. 1 is the exploded view according to a preferred specific embodiment of the present invention.Light emitting diode lighting equipment according to the present invention comprises housing 2 and N first package system 4.Housing has bottom 21 and N sidewall 23, and N first hole 212 that penetrates is provided on the bottom 21 of housing, and other also second hole 232 for penetrating is provided on each sidewall 23, and N is the positive integer greater than 2.
In a specific embodiment, on the housing bottom 21 of light emitting diode lighting equipment and the 3rd hole 214 that penetrates is provided, housing and have top 25 provides the 4th hole 252 that penetrates on the top 25 of housing.Light emitting diode lighting equipment further comprises second package system, 8, the second package systems and comprises second heat conducting device 81, at least one second radiating fin 83 and second diode illuminating device 85.
Second heat conducting device 81 is divided into the neck that cooperates the 3rd hole 214 and the 4th hole 252, second par and second afterbody that is positioned at the end of neck, second heat conducting device 81 passes the 4th hole 252 with itself neck and extends in the 3rd hole 214 from the outside at top 25, cause itself second afterbody to be positioned at the outside at top 25.At least one second radiating fin 83 be arranged at second heat conducting device 81 second afterbody around.Second diode illuminating device 85 entirely is engaged in second par of second heat conducting device 81, and in order to convert second electric energy to second light.Wherein the heat that is produced in second diode illuminating device, 85 runnings guides at least one second radiating fin 83 by second heat conducting device 81 from second par of itself, and then by at least one second radiating fin, 83 heat radiation.
See also Fig. 1 equally.In a specific embodiment, light emitting diode lighting equipment can further comprise circuit board (Circuit board) 6, circuit board 6 is electrically connected to N first diode illuminating device 45 respectively and can be electrically connected to power supply, power supply sends the first required electric energy of first light in order to N first diode illuminating device 45 to be provided, and circuit board 6 is electrically connected to second diode illuminating device 85, and power supply sends the second required electric energy of second light in order to second diode illuminating device 85 to be provided.
In a specific embodiment, N equals but is not subject to 8, and therefore eight first holes that penetrate and the 3rd hole that penetrates are provided on the bottom of above-mentioned specific embodiment middle shell; Housing also has eight sidewalls, and it provides other also second hole for penetrating; And eight first diode illuminating devices and one second diode illuminating device.Therefore, the ordered state of hole and diode illuminating device is rectangular on the housing bottom.But when N equals other greater than 2 positive integer, ordered state then differ be decided to be rectangular.
See also Fig. 2.Fig. 2 is first diode illuminating device, 45 structure charts according to a specific embodiment of the present invention.Wherein each first diode illuminating device 45 all comprises first substrate 452 (Substrate), first light emitting module 454 and two first electrodes 456.First light emitting module 454 and two first electrodes 456 are arranged on first substrate 452 respectively with insulating.
In a specific embodiment, second diode illuminating device comprises second substrate, second light emitting module and two second electrodes.Second light emitting module and two second electrodes are arranged on second substrate with insulating respectively.
See also Fig. 3.Fig. 3 is the structural representation according to the circuit board of a specific embodiment of the present invention (Circuitboard) 6.In a specific embodiment, circuit board 6 comprises 63, nine jockeys 65 of connector (Connector) and a hole 67.Circuit board 6 is arranged on the inboard at top 25 of housing, and circuit board 6 is electrically connected to the electrode 456 of each first diode illuminating device 45 and the electrode of second diode illuminating device 85 via nine jockeys 65 respectively.Hole 67 provides second heat conducting device that passes from it corresponding to the 4th hole.And circuit board 61 is electrically connected to connector 63, and connector 63 can be electrically connected to power supply.
In a specific embodiment, power supply is an AC power, and light emitting diode lighting equipment further comprises power supply unit, converts direct current energy in order to the AC energy with the AC power supply, and connector is electrically connected to power supply via power supply unit.In a specific embodiment, power supply is a dc source.
In a specific embodiment, each of first heat conducting device and second heat conducting device can be heat pipe (Heat pipe) or thermal conductance post (Heat column).Each of first heat conducting device and second heat conducting device is made by the material of copper product, aluminum or high heat conductance.
In a specific embodiment, each of first light emitting module and second light emitting module comprises at least one light emitting diode or at least one laser diode (Laser diode).
In a specific embodiment, each of first substrate and second substrate is made by semi-conducting material, metal material, polymeric material or ceramic material.
See also Fig. 1.In a specific embodiment, light emitting diode lighting equipment further comprises Transparent lamp shade 10, and Transparent lamp shade 10 is fixed on the outside of bottom 21 of housing, and Transparent lamp shade 10 covers N first holes 212 and the 3rd hole 214.
Because the diode lights in the light emitting diode lighting equipment provided by the present invention integrates thermal conductance and radiating module and light-emitting diode chip for backlight unit, thermal conductance and radiating module can be dissipated into the heat energy that light-emitting diode chip for backlight unit produced in the ambient air immediately by radiating fin, significantly promote radiating efficiency.Owing to improved the radiating efficiency of diode lights, solved the problem that causes LED power to descend because of overheated, also can promote according to the luminous power of light emitting diode lighting equipment of the present invention.Therefore, compared with prior art, be more suitable for being applied in the diode illuminating device of needs high power, high cooling efficiency according to light emitting diode lighting equipment provided by the present invention, particularly street lamp.
By the detailed description of above preferred specific embodiment, hope can be known description feature of the present invention and spirit more, and is not to come scope of the present invention is limited with above-mentioned disclosed preferred specific embodiment.On the contrary, its objective is that hope can be covered by various changes and the arrangement that is equal in the scope of claim of the present invention.
Claims (13)
1, a kind of light emitting diode lighting equipment comprises:
Housing, described housing have bottom and N sidewall, and N first hole that penetrates is provided on the bottom of described housing, and other also second hole for penetrating is provided on each sidewall, and N is the positive integer greater than 2; And
N first package system, one first hole in a sidewall in the corresponding described N sidewall of each first package system and individual first hole of described N, each first package system all comprises:
First heat conducting device, described first heat conducting device is divided into the neck that cooperates its pairing second hole and first hole, first par and first afterbody that is positioned at the end of described neck, described first heat conducting device passes its pairing second hole with itself neck and extends in its pairing first hole from the outside of its pairing sidewall, cause itself first afterbody to be positioned at the outside of its pairing sidewall;
At least one first radiating fin, described at least one first radiating fin be arranged at described first heat conducting device first afterbody around; And
First diode illuminating device, described first diode illuminating device entirely is engaged in first par of described first heat conducting device, and in order to convert first electric energy to first light, wherein, the heat that is produced in the described first diode illuminating device running guides to described at least one first radiating fin by described first heat conducting device from first par of itself, and then by described at least one first radiating fin heat radiation.
2, light emitting diode lighting equipment as claimed in claim 1, wherein, the 3rd hole that penetrates also is provided on the bottom of described housing, described housing also has the top, the 4th hole that penetrates is provided on the top of described housing, described light emitting diode lighting equipment also comprises second package system, and described second package system comprises:
Second heat conducting device, described second heat conducting device is divided into the neck that cooperates described the 3rd hole and described the 4th hole, second par and second afterbody that is positioned at the end of described neck, described second heat conducting device passes described the 4th hole with itself neck and extends in described the 3rd hole from the outside at described top, cause itself second afterbody to be positioned at the outside at described top;
At least one second radiating fin, described at least one second radiating fin be arranged at described second heat conducting device second afterbody around; And
Second diode illuminating device, described second diode illuminating device entirely is engaged in second par of described second heat conducting device, and in order to convert second electric energy to second light;
Wherein, the heat that is produced in the described second diode illuminating device running guides to described at least one second radiating fin by described second heat conducting device from second par of itself, and then by described at least one second radiating fin heat radiation.
3, light emitting diode lighting equipment as claimed in claim 2, also comprise circuit board, described circuit board is electrically connected to described N first diode illuminating device respectively and can be electrically connected to power supply, described power supply sends the first required electric energy of described first light in order to described N first diode illuminating device to be provided, and described circuit board is electrically connected to described second diode illuminating device, and described power supply sends the second required electric energy of described second light in order to described second diode illuminating device to be provided.
4, light emitting diode lighting equipment as claimed in claim 3, wherein, each first diode illuminating device all comprises first substrate, first light emitting module and two first electrodes, described first light emitting module and described two first electrodes are arranged on described first substrate with insulating respectively, described second diode illuminating device comprises second substrate, second light emitting module and two second electrodes, and described second light emitting module and described two second electrodes are arranged on described second substrate with insulating respectively.
5, light emitting diode lighting equipment as claimed in claim 4, wherein, each of first light emitting module and second light emitting module comprises at least one light emitting diode or at least one laser diode.
6, light emitting diode lighting equipment as claimed in claim 4, wherein, each of first substrate and second substrate is made by a kind of material that is selected from semi-conducting material, metal material, polymeric material or ceramic material.
7, light emitting diode lighting equipment as claimed in claim 3, wherein, each of first heat conducting device and second heat conducting device is thermal conductance post or heat pipe.
8, light emitting diode lighting equipment as claimed in claim 3, wherein, each of described first heat conducting device and described second heat conducting device is made by copper product or aluminum.
9, light emitting diode lighting equipment as claimed in claim 4, wherein, described circuit board comprises connector, described circuit board is arranged on the inboard at top of described housing, described circuit board is electrically connected to the electrode of each first diode illuminating device and the electrode of second diode illuminating device respectively, and described circuit board is electrically connected to described connector, and described connector is electrically connected to described power supply.
10, light emitting diode lighting equipment as claimed in claim 9, wherein, described power supply is an AC power, described light emitting diode lighting equipment also comprises power supply unit and converts direct current energy in order to the AC energy with described AC power supply, and described connector is electrically connected to described power supply via described power supply unit.
11, light emitting diode lighting equipment as claimed in claim 9, wherein, described power supply is a dc source.
12, light emitting diode lighting equipment as claimed in claim 3 also comprises Transparent lamp shade, and described Transparent lamp shade is fixed on the outside of bottom of described housing, and described Transparent lamp shade covers described N first hole and described the 3rd hole.
13, light emitting diode lighting equipment as claimed in claim 3, wherein, described first heat conducting device and described second heat conducting device are made by the material with high heat conductance.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100921144A CN100447480C (en) | 2005-08-19 | 2005-08-19 | LED illuminator having high power and high radiation efficiency |
| US11/990,638 US7922361B2 (en) | 2005-08-19 | 2005-08-19 | Light-emitting diode illuminating equipment with high power and high heat dissipation efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100921144A CN100447480C (en) | 2005-08-19 | 2005-08-19 | LED illuminator having high power and high radiation efficiency |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1916484A CN1916484A (en) | 2007-02-21 |
| CN100447480C true CN100447480C (en) | 2008-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100921144A Expired - Fee Related CN100447480C (en) | 2005-08-19 | 2005-08-19 | LED illuminator having high power and high radiation efficiency |
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| Country | Link |
|---|---|
| CN (1) | CN100447480C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0721345A2 (en) * | 2007-03-01 | 2013-01-15 | Jen Shyan Chen | LED lighting equipment |
| CN102352994A (en) * | 2011-10-13 | 2012-02-15 | 东莞市永兴电子科技有限公司 | A high-power LED industrial and mining lamp and its production process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002158376A (en) * | 2000-11-22 | 2002-05-31 | Matsushita Electric Ind Co Ltd | Light emitting diode lighting equipment |
| CN2564849Y (en) * | 2002-08-21 | 2003-08-06 | 财团法人工业技术研究院 | Photoelectric lighting module |
| US20040120152A1 (en) * | 2002-12-11 | 2004-06-24 | Charles Bolta | Light emitting diode (L.E.D.) lighting fixtures with emergency back-up and scotopic enhancement |
| CN1605795A (en) * | 2004-10-19 | 2005-04-13 | 陈振贤 | Lighting device with high heat radiation efficiency |
-
2005
- 2005-08-19 CN CNB2005100921144A patent/CN100447480C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002158376A (en) * | 2000-11-22 | 2002-05-31 | Matsushita Electric Ind Co Ltd | Light emitting diode lighting equipment |
| CN2564849Y (en) * | 2002-08-21 | 2003-08-06 | 财团法人工业技术研究院 | Photoelectric lighting module |
| US20040120152A1 (en) * | 2002-12-11 | 2004-06-24 | Charles Bolta | Light emitting diode (L.E.D.) lighting fixtures with emergency back-up and scotopic enhancement |
| CN1605795A (en) * | 2004-10-19 | 2005-04-13 | 陈振贤 | Lighting device with high heat radiation efficiency |
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| Publication number | Publication date |
|---|---|
| CN1916484A (en) | 2007-02-21 |
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Granted publication date: 20081231 Termination date: 20130819 |