CN102213402A - LED (light emitting diode) lamps, LED module and radiator thereof - Google Patents
LED (light emitting diode) lamps, LED module and radiator thereof Download PDFInfo
- Publication number
- CN102213402A CN102213402A CN201010143640XA CN201010143640A CN102213402A CN 102213402 A CN102213402 A CN 102213402A CN 201010143640X A CN201010143640X A CN 201010143640XA CN 201010143640 A CN201010143640 A CN 201010143640A CN 102213402 A CN102213402 A CN 102213402A
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- Prior art keywords
- emitting diode
- light emitting
- radiator
- substrate
- led lamp
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- 239000000758 substrate Substances 0.000 claims abstract description 30
- 239000012774 insulation material Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000007747 plating Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 abstract 1
- 239000011810 insulating material Substances 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical group [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012777 electrically insulating material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 229910017083 AlN Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to an LED (light emitting diode) lamps which comprises a lamp socket, a driving circuit and an LED module, wherein the LED module comprises a radiator and at least one LED; the radiator comprises a substrate and multiple cooling fins; the substrate is made from conductive electrical-insulating materials, a circuit is formed on one surface of the substrate and the at least one LED is arranged on the surface. The invention also relates to an LED module and a radiator of the LED module.
Description
Technical field
The present invention relates to a kind of light fixture, relate in particular to a kind of led lamp, light emitting diode module and radiator thereof.
Background technology
Now, (Light Emitting Diode LED) has been widely applied to a lot of fields to light emitting diode.Light emitting diode generally can send the light of specific wavelength, visible light for example, but the major part of light emitting diode institute received energy is converted into heat, and the energy of remainder is a luminous energy by true translation.Therefore, the heat that lumination of light emitting diode produced must be evacuated to guarantee the normal operation of light emitting diode.
For the heat that lumination of light emitting diode produced is evacuated as early as possible, traditional led lamp generally is sticked light emitting diode on the surface of a circuit board, this circuit board is shown consideration for being located on the metal heat sink then by heat-conducting glue away from another surface of light emitting diode.But because in the middle of light emitting diode and metal heat sink, two layers of material is arranged, a layer circuit board and one deck heat conduction colloid, the thermal resistance between light emitting diode and the metal heat sink still can be bigger, causes the radiating effect of light emitting diode relatively poor.In addition, because the heat conduction colloid in use, thermal resistance can be increasing, can influence the radiation stability of light emitting diode greatly.
Summary of the invention
In view of this, be necessary to provide a kind of radiating efficiency higher and the stable led lamp preferably of the thermal efficiency, light emitting diode module and radiator thereof.
A kind of led lamp, it comprises lamp socket, drive circuit and light emitting diode module.This light emitting diode module comprises a radiator and at least one light emitting diode.Described radiator comprises a substrate and a plurality of radiating fin.Described substrate adopts the heat-conduction electric insulation material to make, and is formed with circuit on the surface thereof, and described at least one light emitting diode is installed on the described surface.
A kind of light emitting diode module, it comprises a radiator and at least one light emitting diode.Described radiator comprises a substrate and a plurality of radiating fin.Described substrate adopts the heat-conduction electric insulation material to make, and is formed with circuit on the surface thereof, and described at least one light emitting diode is installed on the described surface.
The effective radiator of a kind of light-emitting diodes, it comprises a substrate and a plurality of radiating fin.Described substrate adopts the heat-conduction electric insulation material to make, and is formed with circuit on the surface thereof, and this surface is used for installing light emitting diode thereon.
In the present embodiment, by directly forming circuit on the radiator base plate surface of making and light emitting diode being installed at high heat conduction and electrically insulating material, can reduce the thermal resistance between light emitting diode and the radiator greatly, effectively improve the radiating efficiency and the radiation stability of light emitting diode.
Description of drawings
Fig. 1 is a kind of led lamp decomposition texture schematic diagram that embodiment of the present invention provides.
Fig. 2 is the decomposition texture schematic diagram at another visual angle of led lamp among Fig. 1.
Fig. 3 is the schematic diagram after the led lamp among Fig. 1 is assembled.
The main element symbol description
Led lamp 100
Fixed part 12
Light emitting diode module 30
Through hole 322d
Radiating fin 324
Hollow convex column 326
The specific embodiment
Below with reference to the drawings, the present invention is described in further detail.
See also Fig. 1 to Fig. 3, a kind of led lamp 100 that embodiment of the present invention provides comprises lamp socket 10, drive circuit 20, light emitting diode module 30 and lampshade 40.
Described lamp socket 10 comprises a fixed part 12 and an electrical connector 14.Described electrical connector 14 is sheathed on fixed part 12 1 ends, and being used for is electrically connected to fetch with external power source is led lamp 100 power supplies.Described fixed part 12 is used for fixing drive circuit 20 and light emitting diode module 30.
Described drive circuit 20 is arranged between lamp socket 10 and the light emitting diode module 30, and it is electrically connected with electrical connector 14 and light emitting diode module 30 on the lamp socket 10, is used to light emitting diode module 30 that driving voltage is provided.
Described light emitting diode module 30 comprises radiator 32 and at least one light emitting diode 34.In the present embodiment, described light emitting diode module 30 has five light emitting diodes 34.The quantity that is appreciated that the light emitting diode 34 in the light emitting diode module 30 is not limited to present embodiment.
Described radiator 32 comprises a substrate 322, a plurality of radiating fin 324 and a hollow convex column 326.Described substrate 322 comprises opposite first 322a and second surface 322b.This first surface 322a is away from lamp socket 10, and second surface 322b is towards lamp socket 10.Described at least one light emitting diode 34 is installed on the first surface 322a of substrate 322, is formed with circuit on the described first surface 322a and is electrically connected with light emitting diode 34.Preferably, this circuit is formed on the described first surface 322a by electric plating method.Described substrate 322 adopts high heat conduction and electrically insulating material to make, as pottery etc.Preferably, described pottery is selected from aluminium oxide, aluminium nitride or the mixture of the two.Described first surface 322a goes up and is formed with a mounting groove 322c around described light emitting diode 34, and this mounting groove 322c is used to install described lampshade 40.Also be formed with the through hole 322d that at least one runs through described first surface 322a and second surface 322b on the described substrate 322, so that described at least one light emitting diode 34 is electrically connected with drive circuit 20.
Described a plurality of radiating fin 324 and hollow convex column 326 are formed on the second surface 322b of substrate 322.These a plurality of radiating fins 324 are provided with around hollow convex column 326, and all link to each other with hollow convex column 326 outer surfaces.In the present embodiment, described a plurality of radiating fins 324 and hollow convex column 326 are one-body molded with substrate 322, and described a plurality of radiating fin 324, hollow convex column 326 and substrate 322 adopt same material to make.Described hollow convex column 326 is fixedlyed connected away from an end of electrical connector 14 with the fixed part 12 of described lamp socket 10 away from an end of substrate 322.Described drive circuit 20 can be contained in the described hollow convex column 326, thereby reduces the volume of whole led lamp 100.
Hollow convex column 326 main radiators 32 for convenience in the embodiment of the present invention are fixed on the lamp socket 10, and are convenient to be provided with drive circuit 20.Be appreciated that the fixed form of described radiator 32 and lamp socket 10, and the position is set should be not limited to present embodiment of drive circuit 20.
Described lampshade 40 adopts transparent material to make, as glass, plastics etc.In the present embodiment, it is hemispherical that lampshade 40 roughly is.
In the present embodiment, by directly forming circuit on the radiator base plate surface of making and light emitting diode being installed at high heat conduction and electrically insulating material, can reduce the thermal resistance between light emitting diode and the radiator greatly, effectively improve the radiating efficiency and the radiation stability of light emitting diode.
Be understandable that, for the person of ordinary skill of the art, can make change and the distortion that other various pictures are answered by technical conceive according to the present invention, and all these change the protection domain that all should belong to claim of the present invention with distortion.
Claims (10)
1. light emitting diode module radiator, it comprises a substrate and is located at a plurality of radiating fins on the substrate that it is characterized in that described substrate adopts the heat-conduction electric insulation material to make, described substrate comprises a first surface, is formed with circuit on the described first surface.
2. radiator as claimed in claim 1 is characterized in that: described circuit is formed on the described first surface by electric plating method.
3. radiator as claimed in claim 1 is characterized in that: the material of described substrate is pottery.
4. radiator as claimed in claim 1 is characterized in that: described substrate also comprise one with described first surface opposing second surface, described a plurality of radiating fins are formed on the described second surface.
5. Light-Emitting Diode module, it comprises at least one light emitting diode and one as each described radiator of claim 1-4, described at least one light emitting diode is installed on the described first surface.
6. led lamp, it comprises lamp socket, drive circuit and light emitting diode module, this light emitting diode module comprises one as each described radiator of claim 1-3 and at least one light emitting diode, and described at least one light emitting diode is installed on the described first surface.
7. led lamp as claimed in claim 6, it is characterized in that: described substrate comprises the second surface that is oppositely arranged with first surface, this second surface is provided with a hollow convex column, and described a plurality of radiating fins are formed on this second surface and center on this hollow convex column.
8. led lamp as claimed in claim 7 is characterized in that: described hollow convex column is fixedlyed connected with described lamp socket away from an end of substrate.
9. led lamp as claimed in claim 8, it is characterized in that: described drive circuit is contained in the described hollow convex column, also be formed with on the described substrate at least one run through described substrate and the through hole that communicates with hollow convex column inside so that described drive circuit be electrically connected with described light emitting diode.
10. led lamp as claimed in claim 6, it is characterized in that: described led lamp also comprises a Transparent lamp shade, the first surface of described substrate is provided with a mounting groove, and this lampshade is assemblied in the described mounting groove and described at least one light emitting diode of shade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010143640XA CN102213402A (en) | 2010-04-09 | 2010-04-09 | LED (light emitting diode) lamps, LED module and radiator thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010143640XA CN102213402A (en) | 2010-04-09 | 2010-04-09 | LED (light emitting diode) lamps, LED module and radiator thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102213402A true CN102213402A (en) | 2011-10-12 |
Family
ID=44744828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010143640XA Pending CN102213402A (en) | 2010-04-09 | 2010-04-09 | LED (light emitting diode) lamps, LED module and radiator thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102213402A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444825A (en) * | 2011-10-28 | 2012-05-09 | 厦门阳光恩耐照明有限公司 | LED bulb |
| CN102748615A (en) * | 2012-06-20 | 2012-10-24 | 无锡正光源光电技术有限公司 | Entire-light-emitting LED (Light Emitting Diode) bulb lamp |
| CN106764536A (en) * | 2017-03-08 | 2017-05-31 | 漳州立达信光电子科技有限公司 | A kind of LED light |
-
2010
- 2010-04-09 CN CN201010143640XA patent/CN102213402A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444825A (en) * | 2011-10-28 | 2012-05-09 | 厦门阳光恩耐照明有限公司 | LED bulb |
| CN102748615A (en) * | 2012-06-20 | 2012-10-24 | 无锡正光源光电技术有限公司 | Entire-light-emitting LED (Light Emitting Diode) bulb lamp |
| CN106764536A (en) * | 2017-03-08 | 2017-05-31 | 漳州立达信光电子科技有限公司 | A kind of LED light |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20111012 |