CN202613126U - Lighting module - Google Patents
Lighting module Download PDFInfo
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- CN202613126U CN202613126U CN2012201619744U CN201220161974U CN202613126U CN 202613126 U CN202613126 U CN 202613126U CN 2012201619744 U CN2012201619744 U CN 2012201619744U CN 201220161974 U CN201220161974 U CN 201220161974U CN 202613126 U CN202613126 U CN 202613126U
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- light
- lighting module
- module according
- light source
- reflecting surface
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Abstract
The utility model discloses a lighting module which comprises a lamp shell, a light permeable window and a light source module. The lamp shell comprises a top plate which is provided with an opening covered by the light permeable window, and the light source module is arranged in the lamp shell and comprises a light guide element, a first reflector, a second reflector, at least one light source and a fluorescent part. The light guide element comprises a light incidence face, a light emergence face, a first reflection face and a second reflection face. The first reflector and the second reflector are arranged on the first reflection face and the second reflection face respectively. A light emitting face of each light source faces the light incidence face of the light guide element, and at least one light area of the fluorescent part faces the light emergence face of the light guide element.
Description
Technical field
The utility model relates to a kind of lighting module, and particularly relevant for a kind of lighting module with fluorophor.
Background technology
Known lighting module often uses tengsten lamp or fluorescent lamp as light source, heavily waits defective yet tengsten lamp or fluorescent lamp have power consumption, low-light level and quality, makes known lighting module not meet the development trend and the environmental protection demand of modern science and technology.
Light emitting diode (Light-Emitting Diode; LED) be a common spot light, it has advantages such as high brightness and power saving.Therefore LED is expected to replace the light source of known lighting module, to improve the defective of known technology.
When LED desires to be applied to large-area lighting module, often a large amount of LED must be set, to satisfy the demand of lighting module.Yet the emission wavelength of LED and luminous intensity often receive the packing colloid influence of LED, cause causing because of the difference of emission wavelength or luminous intensity easily between the LED the photochromic or brightness disproportionation of lighting module.
In addition, when LED desires to be applied to white light illumination module, then must be through a large amount of blue lights, green glow and red-light LED are set so that the luminous photochromic white light that is mixed into of lighting module.But the volume that LED can increase lighting module is set in a large number, makes this lighting module can't meet lightening development trend.
At present common white light illumination module be designed with dual mode: first kind is that luminescent material is arranged in the packing colloid of LED, and second kind is that luminescent material is arranged on the LGP.First method is to come excitation light-emitting material through LED luminous, makes the LED light that absorbed by luminescent material and the exciting light of luminescent material not be mixed into white light.But along with fluorescent lifetime increases, luminescent material is prone to influence because of the heat energy that LED produces the light conversion usefulness of luminescent material.
Though the heat energy that second method can avoid LED to produce influences luminescent material, luminescent material is arranged at the processing procedure of LGP if there is flaw to produce, and LGP then can't reuse.And the method need use a large amount of luminescent materials, just can avoid the photochromic inequality of lighting module.Thus, the color of fluorescent material will influence the vision taste of lighting module outward appearance, and a large amount of fluorescent material is set will causes the manufacturing cost of lighting module significantly to increase.
In view of this, a kind of lighting module need be provided, to improve the defective of known lighting module.
The utility model content
Therefore, a purpose of the utility model is that a kind of lighting module is being provided, and it is to utilize luminescent material to adjust the photochromic of lighting module, to satisfy the photochromic demand of various lighting modules.
Another purpose of the utility model is that a kind of lighting module is being provided, and its luminescent material does not contact with light source, therefore can avoid the light conversion usefulness of the heat affecting luminescent material of light source generation, and then can prolong the life-span of luminescent material.
The another purpose of the utility model is that a kind of lighting module is being provided; It is the light emitting region of restraining light source through light-guide device; And can light be guided on the fluorophor effectively, therefore the consumption of luminescent material can be reduced, and the vision taste of lighting module can be promoted.
A purpose again of the utility model is that a kind of lighting module is being provided, and it is luminous through the abundant hybrid light source of light-guide device, therefore can avoid between the light source defective because of the photochromic or brightness disproportionation that difference caused of emission wavelength or luminous intensity.
A purpose again of the utility model is that a kind of lighting module is being provided, and it is to utilize the reflecting layer to reduce the energy that light consumes in lighting module, therefore can promote the light utilization efficiency of lighting module.
According to the above-mentioned purpose of the utility model, a kind of lighting module is proposed.In one embodiment, this lighting module comprises lamp housing, light inlet window and light source module.Lamp housing has top board, and top board has opening.Light inlet window covers the opening of top board.
Light source module is arranged in the lamp housing.Light source module comprises light-guide device, first reflector plate, second reflector plate, at least one light source and fluorophor.Light-guide device comprises incidence surface, exiting surface, first reflecting surface and second reflecting surface.Exiting surface is with respect to incidence surface.First reflecting surface is located between incidence surface and the exiting surface, and first reflecting surface is in the face of light inlet window.Second reflecting surface then is with respect to first reflecting surface.
First reflector plate and second reflector plate are located at respectively on first reflecting surface and second reflecting surface.The light-emitting area of light source is towards incidence surface.At least the one side light zone of fluorophor is towards exiting surface.
According to the utility model one embodiment, lighting module also comprises first reflecting layer.First reflecting layer is arranged on the medial surface of lamp housing.
According to another embodiment of the utility model, light inlet window is a diffuser plate.This diffuser plate has a plurality of smooth granule proliferations.
According to the another embodiment of the utility model, light-guide device is the LGP of uniform thickness.
According to the utility model embodiment again, the material of LGP is a macromolecular material.
According to the utility model embodiment again, light source comprises a plurality of light sources, and these light sources have at least one emission wavelength.
According to the utility model embodiment again, fluorophor comprises carrier and a plurality of luminescent material.
According to the utility model embodiment again, the material of carrier is a light transmissive material.
According to the utility model embodiment again, luminescent material comprises at least one optical excitation material.
According to the utility model embodiment again, luminescent material is spray cloth or the surface of coating carrier.
According to the utility model embodiment again, luminescent material intersperses among in the carrier.
According to the above-mentioned purpose of the utility model, a kind of lighting module is proposed.In one embodiment, this lighting module comprises lamp housing, light inlet window and light source module.Lamp housing has top board, and top board has opening.Light inlet window covers the opening of top board.
Light source module is arranged in the lamp housing.Light source module comprises light-guide device, first reflector plate, second reflector plate, at least one light source and fluorophor.Light-guide device comprises incidence surface, exiting surface, first reflecting surface and second reflecting surface.Exiting surface is with respect to incidence surface.First reflecting surface is located between incidence surface and the exiting surface, and first reflecting surface is in the face of light inlet window.Second reflecting surface then is with respect to first reflecting surface.
First reflector plate and second reflector plate are located at respectively on first reflecting surface and second reflecting surface.The light-emitting area of light source is towards incidence surface.At least the one side light zone of fluorophor is towards exiting surface.Fluorophor comprises a plurality of luminescent materials.These luminescent materials comprise at least one optical excitation material, wherein the optical excitation material can include but not limited to fluorescent material, phosphor material with and the group that formed of combination in any.
According to the utility model one embodiment, fluorescent material can include but not limited to yttrium-aluminium-garnet, terbium aluminium garnet, silicate, sulfide, nitride, nitrogen oxide with and the group that formed of combination in any.
According to another embodiment of the utility model, the organic metal misfit thing that phosphor material can include but not limited to the orthosilicate based phosphor, contain heavy metal atom with and the group that formed of combination in any.
The luminescent material of the lighting module of the utility model does not contact with light source, therefore can avoid the light conversion usefulness of the heat affecting luminescent material of light source generation.
And; The lighting module of the utility model light-guide device more capable of using is restrained the light emitting region of light source; And can light be directed on the fluorophor effectively, therefore the volume of fluorophor can be dwindled, and the consumption of luminescent material can be reduced; And then can reduce manufacturing cost, and can promote the vision taste of lighting module.Light-guide device is fully hybrid light source luminous also, reduces between the light source defective because of the photochromic or brightness disproportionation that difference caused of emission wavelength or luminous intensity.
In addition, the lighting module of the utility model is to utilize luminescent material to adjust the photochromic of lighting module, to satisfy the photochromic demand of various lighting modules.
Description of drawings
For letting the above-mentioned of the utility model and other purposes, characteristic, advantage and the embodiment can be more obviously understandable, the explanation of appended accompanying drawing be following:
Fig. 1 is the cutaway view that illustrates according to a kind of lighting module of the embodiment of the utility model;
Fig. 2 is the phantom that illustrates according to a kind of lighting module of another embodiment of the utility model.
[main element symbol description]
10/10a: lighting module 100: lamp housing
110: top board 112: opening
120: side plate 120a: face
130: base plate 130a: face
200: light inlet window 300: light source module
310: light-guide device 312/314/316: face
316a: reflector plate 318: face
318a: reflector plate 320: light source
320a: light-emitting area 330/330a: fluorophor
332: face light zone 334: carrier
336: luminescent material 402/404: reflecting layer
500/500a/500b/500c/500d: light
The specific embodiment
Below go through the apparatus structure of the utility model.Yet, it is understandable that following embodiment provides many applicable novel notions, it may be implemented in the certain content miscellaneous.But the specific embodiment of being discussed only supplies explanation, is not in order to limit the scope of the utility model.
Please refer to Fig. 1, it is the cutaway view that illustrates according to a kind of lighting module of the embodiment of the utility model.Lighting module 10 comprises lamp housing 100, light inlet window 200 and light source module 300.Lamp housing 100 comprises top board 110, four side plates 120 and base plate 130.Top board 110 is with respect to base plate 130, and side plate 120 all is engaged between top board 110 and the base plate 130, and wherein top board 110 has opening 112.Light inlet window 200 is located in the lamp housing 100, and covers the opening 112 of top board 110.The material of light inlet window 200 can be glass, macromolecular material or other can reach the printing opacity materials with function.In one embodiment, light inlet window 200 can be diffuser plate, and this diffuser plate has a plurality of smooth granule proliferations, to promote the luminous uniformity of lighting module 10.
Light-guide device 310 can be the LGP of uniform thickness.In this embodiment, the material of LGP can be macromolecular material, for example: polymethyl methacrylate (PolyMethyl MethAcrylate; PMMA) or Merlon (Poly Carbonate; PC).Light-guide device 310 comprises incidence surface 312, exiting surface 314 and reflecting surface 316 and 318.Exiting surface 314 is with respect to incidence surface 312.316 of reflectings surface are located between incidence surface 312 and the exiting surface 314, and reflecting surface 316 is in the face of light inlet window 200.318 of reflectings surface are with respect to reflecting surface 316, and also are located between incidence surface 312 and the exiting surface 314.
Through light-guide device 310 and reflector plate 316a and 318a on it, can effectively guide the light 500 that gets into light-guide device 310, light 500 is penetrated by the exiting surface 314 of light-guide device 310.
Fluorophor 330 has one or more face light zone 332, and the face light of fluorophor 330 zone 332 is the exiting surfaces 314 towards light-guide device 310.Fluorophor 330 can be cube or other shapes.
Fluorophor 330 comprises carrier 334 and a plurality of luminescent materials 336.Luminescent material 336 is to be arranged on the carrier 334.The material of carrier 334 can be light transmissive material.This light transmissive material can be macromolecular material, glass or other suitable materials.In this embodiment, luminescent material 336 can spray cloth, coating or other suitable manner and is formed on the surface of carrier 334.In one embodiment, luminescent material 336 can comprise one or more optical excitation material, to adjust the luminous photochromic of light source module 300, satisfies the demand of lighting module 10.In one embodiment, above-mentioned optical excitation material can include but not limited to any mixing of fluorescent material (fluorescence materials), phosphor material (phosphorescence materials), other suitable optical excitation materials and above-mentioned material.
In this embodiment, fluorescent material can include but not limited to yttrium-aluminium-garnet (Yttrium Aluminum Garnet; YAG), terbium aluminium garnet (Terbium Aluminum Garnet; TAG), silicate material (for example: Ba
2SiO
4: Eu
2+, Sr
4Si
3O
8C
14: Eu
2+Or BaSi
2O
5: Pb
2+), sulfide material (for example: Ba
2ZnS
3: Ce
3+), nitride material (for example: CaAlSiN
3: Eu
2+Or CaAlSiN
3), oxymtride material (for example: Ba
3Si
6O
12N
2: Eu or SrSi
2O
2N
2), any mixing of other suitable fluorescence optical excitation materials and above-mentioned material.In this embodiment, above-mentioned phosphor material can include but not limited to the orthosilicate based phosphor, contain any mixing of the organic metal misfit thing of heavy metal atom, other suitable phosphorescence optical excitation materials and above-mentioned material.
For the absorbing wavelength scope that satisfies above-mentioned optical excitation material and the photochromic and luminous intensity of lighting module, light source 320 can comprise a plurality of light sources 320.And these light sources 320 can have one or more emission wavelength.
In lighting module 10, the light 500 that light source 320 sends is got in the light-guide device 310 by incidence surface 312.Light 500 reflects in light-guide device 310, leaves light-guide device 310 by exiting surface 314 then.Then, the light 500 that is penetrated by light-guide device 310 exposes on the luminescent material 336, and some of light 500 are absorbed by luminescent material 336, thereby luminescent material 336 can be excited to excitation state by ground state.When luminescent material 336 returned back to ground state by excitation state, luminescent material 336 can send exciting light 500a.500 of light that other are not absorbed by luminescent material 336 are become reverberation 500b by luminescent material 336 reflections or penetrate out carrier 334 and mix with exciting light 500a and to be mixed light.
When light 500a and 500b expose to reflecting layer 402 and 404, but reflecting layer 402 and 404 reverberation 500a and 500b avoiding the energy loss of light 500a and 500b, and can promote the light utilization efficiency of lighting module 10.
When light 500a and 500b exposed to light inlet window 200, the light 500a of part and 500b were by light inlet window 200 ejaculations.The light 500a of part and 500b are then become reverberation 500c and 500d respectively by light inlet window 200 reflections.Then, but through reflector plate 316a and 318a and reflecting layer 402 and 404 reverberation 500c and 500d, penetrate by light inlet window until light 500c and 500d.In addition, when reverberation 500d exposes to luminescent material 336, also can make that luminescent material 336 is excited once more, and can send exciting light and reverberation, and then can promote the light utilization efficiency of lighting module 10.
Thus, lighting module 10 luminous photochromic is photochromic that light 500a, 500b, 500c mix with 500d.Therefore, can adjust the luminous photochromic and luminous intensity of lighting module 10, to satisfy the photochromic of various lighting modules and brightness demand through the carrier 334 that uses different luminescent materials 336.
Please refer to Fig. 2, it is the profile that illustrates according to a kind of lighting module of another embodiment of the utility model.The framework of the lighting module 10a framework with lighting module 10 haply is identical; The difference of the two is that the luminescent material 336 of the fluorophor 330a of lighting module 10a is that blending is in the raw material of carrier 334; Form carrier 334 through ejection formation, extrusion processing, compression forming or other molding modes again, make luminescent material 336 can be dispersed evenly in the carrier 334.
Can know that by the utility model the foregoing description the luminescent material of the lighting module of the utility model does not contact with light source, therefore can avoid the light conversion usefulness of the heat affecting luminescent material of light source generation, and then can prolong the life-span of luminescent material.
The utility model also utilizes light-guide device to restrain the light emitting region of light source; And can guide to light on the fluorophor effectively; To guarantee that the light that light source sends exposes on the luminescent material of fluorophor fully, therefore can dwindle the volume of fluorophor, and can reduce the consumption of luminescent material; And then can reduce manufacturing cost, and promote the vision taste of lighting module.In addition, light-guide device is fully hybrid light source luminous also, to reduce between the light source defective because of the photochromic or brightness disproportionation that difference was caused of emission wavelength or luminous intensity.
Moreover the advantage of the lighting module of the utility model is that luminescent material capable of using adjusts the photochromic of lighting module, so that the lighting module of the utility model can satisfy various application demands.And; Utilize semiconductor light-emitting elements such as LED to be used as the light source of the utility model; Make the lighting module of the utility model have advantages such as high brightness, power saving and light weight, meeting modern development in science and technology trend and environmental protection demand, and can improve the defective of known lighting module.
Though the utility model discloses as above with embodiment; Right its is not in order to limit the utility model; Any in the technical field under the utility model have a common knowledge the knowledgeable; In spirit that does not break away from the utility model and scope, when can doing various changes and retouching, so the protection domain of the utility model is as the criterion when looking the scope that appending claims defines.
Claims (19)
1. a lighting module is characterized in that, comprises:
One lamp housing has a top board, and wherein this top board has an opening;
One light inlet window covers this opening in this top board; And
One light source module is located in this lamp housing, and wherein this light source module comprises:
One light-guide device comprises:
One incidence surface;
One exiting surface is with respect to this incidence surface;
One first reflecting surface is located between this incidence surface and this exiting surface, and this first reflecting surface is to regard to this light inlet window; And
One second reflecting surface is with respect to this first reflecting surface;
One first reflector plate is located on this first reflecting surface;
One second reflector plate is located on this second reflecting surface;
At least one light source, a light-emitting area of this at least one light source is towards this incidence surface of this light-guide device; And
One fluorophor, the light of the one side at least zone of this fluorophor is towards this exiting surface of this light-guide device.
2. lighting module according to claim 1 is characterized in that, also comprises one first reflecting layer, is located on the medial surface of this lamp housing.
3. lighting module according to claim 1 is characterized in that, this light inlet window is a diffuser plate, and this diffuser plate has a plurality of smooth granule proliferations.
4. lighting module according to claim 1 is characterized in that, this light-guide device is a uniform thickness LGP.
5. lighting module according to claim 4 is characterized in that, a material of this LGP is a macromolecular material.
6. lighting module according to claim 5 is characterized in that, this macromolecular material is polymethyl methacrylate or Merlon.
7. lighting module according to claim 1 is characterized in that, this at least one light source comprises a plurality of light sources, and those light sources have at least one emission wavelength.
8. lighting module according to claim 1 is characterized in that, this fluorophor comprises a carrier and a plurality of luminescent material.
9. lighting module according to claim 8 is characterized in that, a material of this carrier is a light transmissive material.
10. lighting module according to claim 9 is characterized in that, this light transmissive material is macromolecular material or glass.
11. lighting module according to claim 8 is characterized in that, those luminescent materials comprise at least one optical excitation material.
12. lighting module according to claim 11 is characterized in that, this at least one optical excitation material be selected from by a fluorescent material, a phosphor material with and the group that formed of combination in any.
13. lighting module according to claim 12 is characterized in that, this fluorescent material be selected from by yttrium-aluminium-garnet, terbium aluminium garnet, silicate, sulfide, nitride, nitrogen oxide with and the group that formed of combination in any.
14. lighting module according to claim 12 is characterized in that, this phosphor material be selected from by the orthosilicate based phosphor, contain heavy metal atom organic metal misfit thing with and the group that formed of combination in any.
15. lighting module according to claim 8 is characterized in that, those luminescent materials are a spray cloth or a surface of coating this carrier.
16. lighting module according to claim 8 is characterized in that, those luminescent materials are to intersperse among in this carrier.
17. a lighting module is characterized in that, comprises:
One lamp housing has a top board, and wherein this top board has an opening;
One light inlet window covers this opening in this top board; And
One light source module is located in this lamp housing, and wherein this light source module comprises:
One light-guide device comprises:
One incidence surface;
One exiting surface is with respect to this incidence surface;
One first reflecting surface is located between this incidence surface and this exiting surface, and this first reflecting surface is to regard to this light inlet window; And
One second reflecting surface is with respect to this first reflecting surface;
One first reflector plate is located on this first reflecting surface;
One second reflector plate is located on this second reflecting surface;
At least one light source, a light-emitting area of this at least one light source is towards this incidence surface of this light-guide device; And
One fluorophor, the light of the one side at least zone of this fluorophor is towards this exiting surface of this light-guide device, and wherein this fluorophor comprises:
A plurality of luminescent materials, those luminescent materials comprise at least one optical excitation material, wherein this at least one optical excitation material be selected from by a fluorescent material, a phosphor material with and the group that formed of combination in any.
18. lighting module according to claim 17 is characterized in that, this fluorescent material be selected from by yttrium-aluminium-garnet, terbium aluminium garnet, silicate, sulfide, nitride, nitrogen oxide with and the group that formed of combination in any.
19. lighting module according to claim 17 is characterized in that, this phosphor material be selected from by the orthosilicate based phosphor, contain heavy metal atom organic metal misfit thing with and the group that formed of combination in any.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012201619744U CN202613126U (en) | 2012-04-13 | 2012-04-13 | Lighting module |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012201619744U CN202613126U (en) | 2012-04-13 | 2012-04-13 | Lighting module |
Publications (1)
Publication Number | Publication Date |
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CN202613126U true CN202613126U (en) | 2012-12-19 |
Family
ID=47346819
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CN2012201619744U Expired - Fee Related CN202613126U (en) | 2012-04-13 | 2012-04-13 | Lighting module |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113671780A (en) * | 2021-08-31 | 2021-11-19 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
CN113671781A (en) * | 2021-08-31 | 2021-11-19 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
CN113671776A (en) * | 2021-08-31 | 2021-11-19 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
WO2023029945A1 (en) * | 2021-08-31 | 2023-03-09 | 青岛海信激光显示股份有限公司 | Laser projection apparatus |
-
2012
- 2012-04-13 CN CN2012201619744U patent/CN202613126U/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113671780A (en) * | 2021-08-31 | 2021-11-19 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
CN113671781A (en) * | 2021-08-31 | 2021-11-19 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
CN113671776A (en) * | 2021-08-31 | 2021-11-19 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
CN113671776B (en) * | 2021-08-31 | 2023-03-07 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
WO2023029945A1 (en) * | 2021-08-31 | 2023-03-09 | 青岛海信激光显示股份有限公司 | Laser projection apparatus |
CN113671781B (en) * | 2021-08-31 | 2023-03-14 | 青岛海信激光显示股份有限公司 | Light emitting unit, light source system, and laser projection apparatus |
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Granted publication date: 20121219 Termination date: 20150413 |
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