CN210467880U - Novel laser LED light emitting device - Google Patents
Novel laser LED light emitting device Download PDFInfo
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- CN210467880U CN210467880U CN201922057531.5U CN201922057531U CN210467880U CN 210467880 U CN210467880 U CN 210467880U CN 201922057531 U CN201922057531 U CN 201922057531U CN 210467880 U CN210467880 U CN 210467880U
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Abstract
The utility model discloses a novel laser LED light-emitting device, it includes the aluminium alloy module and installs the laser LED light source in the aluminium alloy module and be located the lens of laser LED light source top, install the diffusion piece that is used for diffusing the line source that the laser LED light source produced for the area source among the aluminium alloy module, diffusion piece surface is equipped with blue light fluorescence high reflection stratum, blue light fluorescence high reflection stratum is located laser LED light source top, install the diaphragm in the aluminium alloy module, the diaphragm is the sapphire piece, the optical glass piece, quartz glass piece, arbitrary one among the transparent ceramic piece, and be located this diffusion piece top, the diaphragm upper end is equipped with the coarse layer, and be fixed with the phosphor powder layer in the sintering of coarse layer upper end. The utility model discloses scribble the phosphor powder sintering on sapphire piece, optical glass piece, quartz glass piece, the arbitrary membrane in the transparent ceramic piece to form the phosphor layer, it can work under high temperature environment, also can not turn black or coke under high temperature environment, its illumination effect that can guarantee laser LED light source.
Description
The technical field is as follows:
the utility model relates to a LED product technical field refers in particular to a novel laser LED is luminous device.
Background art:
a Light Emitting Diode (LED) is a solid-state semiconductor device that can convert electric energy into visible light, and LEDs have different application fields according to size, and an LED light source has advantages of using a low-voltage power supply, low power consumption, long service life, strong applicability, high stability, short response time, no pollution to the environment, multi-color light emission, and the like, and is considered to be an unavoidable substitute for existing lighting devices.
The laser LED light source in the prior art adopts fluorescent powder to mix silica gel or adopts fluorescent powder to mix epoxy resin for use, but this fluorescent powder mixes silica gel or fluorescent powder and mixes epoxy resin and can't work under high temperature environment, can turn black and coke under the high temperature situation, influences the illumination effect of laser LED light source, makes this laser LED light source application scope limited simultaneously, and life shortens is unfavorable for improving market competition, causes great puzzlement to the user. In addition, the laser LED light source in the prior art is a linear light source, and the emergent angle of the laser LED light source is extremely small, so that the laser LED light source has a single function, cannot meet the use requirement, and causes great trouble to users.
In view of the above, the present inventors propose the following.
The utility model has the following contents:
an object of the utility model is to overcome prior art not enough, provide a novel laser LED is luminous device.
In order to solve the technical problem, the utility model discloses a following technical scheme: the novel laser LED light-emitting device comprises an aluminum piece module, a laser LED light source arranged in the aluminum piece module, and a lens arranged in the aluminum piece module and positioned above the laser LED light source, wherein a pin at the lower end of the laser LED light source extends out of the lower end of the aluminum piece module, a diffusion sheet used for diffusing a line light source generated by the laser LED light source into a surface light source is further arranged in the aluminum piece module, a blue-light fluorescence high-reflection layer is arranged on the surface of the diffusion sheet, the blue-light fluorescence high-reflection layer is positioned above the laser LED light source, a diaphragm is further arranged in the aluminum piece module, the diaphragm is any one of a sapphire sheet, an optical glass sheet, a quartz glass sheet and a transparent ceramic sheet and is positioned above the diffusion sheet, a coarsening layer is arranged at the upper end of the diaphragm, and a fluorescent powder layer is fixed at the upper end of the coarsening.
Further, in the above technical solution, the blue fluorescent high reflection layer is coated on the upper surface of the diffusion sheet and is located between the diffusion sheet and the film.
Further, in the above technical solution, the blue fluorescent high reflection layer is coated on the lower surface of the diffusion sheet.
Furthermore, in the above technical solution, the roughened layer includes a plurality of convex hulls disposed on the upper end surface of the film sheet, and the longitudinal cross section of each convex hull is triangular or arc-shaped.
Further, in the above technical solution, the lens includes a convex lens and a concave lens, the concave lens is located above the laser LED light source, the convex lens is located above the diaphragm, and the diaphragm is located between the convex lens and the concave lens.
Further, in the above technical solution, the lower end surface of the convex lens is attached to the upper surface of the phosphor layer on the diaphragm, and a space is formed between the concave lens and the diaphragm.
Furthermore, in the above technical scheme, the pins at the lower end of the laser LED light source and the aluminum module are further sealed and fixed by potting adhesive.
After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model discloses coat the phosphor powder sintering on any one diaphragm in sapphire piece, optical glass piece, quartz glass piece, transparent ceramic wafer to form the phosphor powder layer, be provided with a coarsening layer on the diaphragm, increase phosphor powder adhesive strength through the coarsening layer, and can increase the light-emitting effect; the structure can work in a high-temperature environment, and can not be blackened or coked in the high-temperature environment, so that the illumination effect of the laser LED light source can be ensured, the application range of the laser LED light source can not be limited, the service life is ensured, and the market competitiveness is favorably improved; the utility model discloses still install the diffusion piece that is used for diffusing the line source that this laser LED light source produced to the area source in the aluminium alloy die set, this diffusion piece is located this diaphragm lower extreme, the line source that laser LED light source produced is diffused to the area source after the diffusion piece, pass through the diaphragm again, fluorescent powder layer and lens are thrown away, lens can enlarge the luminous angle of area source in order to realize that the wide-angle is luminous, and can strengthen luminous intensity, improve irradiant homogeneity with this, and can guarantee luminous angle, can also guarantee illumination quality, lens cooperation and diffusion piece compound mode change the light-emitting image forming distance, luminous intensity has been strengthened greatly, in order to satisfy different operation requirements; the surface of the diffusion sheet is provided with a blue light fluorescence high reflection layer which is used for refracting the downward light rays reflected by the yellow fluorescent powder excited by the light source back to the positive direction by utilizing the mirror principle, so that the light extraction efficiency is improved; in addition, this laser LED light source is installed in this aluminium alloy module to send this aluminium alloy module can be fast with the heat that this laser LED light source produced to go, further guarantee with this the utility model discloses a life should make the utility model discloses extremely strong market competition has.
Description of the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the membrane of the present invention;
fig. 3 is a schematic diagram of another structure of the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the following specific embodiments and accompanying drawings.
As shown in fig. 1-3, a novel laser LED lighting device comprises an aluminum module 1, a laser LED light source 2 installed in the aluminum module 1, and a lens 3 installed in the aluminum module 1 and located above the laser LED light source 2, wherein a pin 21 at the lower end of the laser LED light source 2 extends out of the lower end of the aluminum module 1, a diffusion sheet 8 for diffusing a linear light source generated by the laser LED light source 2 into a surface light source is further installed in the aluminum module 1, a blue-light fluorescence high reflection layer 7 is provided on the surface of the diffusion sheet 8, the blue-light fluorescence high reflection layer 7 is located above the laser LED light source 2, a membrane 4 is further installed in the aluminum module 1, the membrane is any one of a sapphire sheet, an optical glass sheet, a quartz glass sheet and a transparent ceramic sheet and is located above the diffusion sheet 8, a roughened layer 5 is provided at the upper end of the membrane 4, and a phosphor layer 6 is sintered and fixed on the upper end of the coarsened layer 5. The utility model discloses coat the phosphor powder sintering on any one diaphragm in sapphire piece, optical glass piece, quartz glass piece, transparent ceramic wafer to form phosphor powder layer 6, be provided with a coarsening layer 5 on the diaphragm, increase phosphor powder adhesion strength through coarsening layer 5, and can increase the light-emitting effect; the structure can work in a high-temperature environment, and can not be blackened or coked in the high-temperature environment, so that the illumination effect of the laser LED light source can be ensured, the application range of the laser LED light source can not be limited, the service life is ensured, and the market competitiveness is favorably improved; the utility model discloses still install in aluminium alloy module 1 and be used for diffusing the diffusion piece 8 that is the area source with the line source that this laser LED light source 2 produced, this diffusion piece 8 is located 4 lower extremes of this diaphragm, the line source that laser LED light source 2 produced is diffused into the area source after diffusion piece 8, pass through diaphragm 4 again, phosphor layer 6 and lens are thrown away, lens can enlarge the luminous angle of area source in order to realize that the wide-angle is luminous, and can strengthen luminous intensity, improve irradiant homogeneity with this, and can guarantee luminous angle, can also guarantee illumination quality, lens cooperation and diffusion piece compound mode change light-emitting image distance, luminous intensity has been strengthened greatly, in order to satisfy different operation requirements; the surface of the diffusion sheet 8 is provided with a blue light fluorescence high reflection layer 7, and the blue light fluorescence high reflection layer 7 is used for refracting the downward light rays reflected by the yellow fluorescent powder excited by the light source back to the positive direction by using the mirror principle, so that the light emitting efficiency is improved; in addition, this laser LED light source is installed in this aluminium alloy module to send this aluminium alloy module can be fast with the heat that this laser LED light source produced to go, further guarantee with this the utility model discloses a life should make the utility model discloses extremely strong market competition has.
The blue light fluorescence high reflection layer 7 is coated on the upper surface of the diffusion sheet 8 and is positioned between the diffusion sheet 8 and the membrane 4. Alternatively, the blue-light fluorescent high-reflection layer 7 is coated on the lower surface of the diffusion sheet 8.
The coarsening layer 5 comprises a plurality of convex hulls 51 arranged on the upper end surface of the diaphragm 4, and the longitudinal sections of the convex hulls 51 are triangular or arc-shaped.
The lens 3 comprises a convex lens 31 and a concave lens 32, the concave lens 32 is positioned above the laser LED light source 2, the convex lens 31 is positioned above the diaphragm 4, and the diaphragm 4 is positioned between the convex lens 31 and the concave lens 32. The lower end face of the convex lens 31 is attached to the upper surface of the fluorescent powder layer 6 on the diaphragm 4, and a space is formed between the concave lens 32 and the diaphragm 4. Light that laser LED light source 2 produced is passed through concave lens transmission and is gone out, and this concave lens can enlarge the luminous angle of light source and give out light in order to realize the wide-angle and give out light, and can strengthen luminous intensity, then pass through convex lens again, and this convex lens can receive the light with the area source and give out light for angle 60-130 degrees, and can strengthen luminous intensity, and improve irradiant homogeneity with this, and can guarantee luminous angle, still can guarantee illumination quality, concave lens cooperation convex lens combination changes the light-emitting imaging distance, luminous intensity has been strengthened greatly, in order to satisfy different operation requirements.
And the pin 21 at the lower end of the laser LED light source 2 and the aluminum piece module 1 are sealed and fixed through glue filling.
To sum up, the utility model discloses with phosphor powder sintering coating on any one diaphragm in sapphire piece, optical glass piece, quartz glass piece, the transparent ceramic wafer to form phosphor powder layer 6, be provided with a coarsening layer 5 on the diaphragm, increase phosphor powder adhesion strength through coarsening layer 5, and can increase the light-emitting effect; the structure can work in a high-temperature environment, and can not be blackened or coked in the high-temperature environment, so that the illumination effect of the laser LED light source can be ensured, the application range of the laser LED light source can not be limited, the service life is ensured, and the market competitiveness is favorably improved; the utility model discloses still install in aluminium alloy module 1 and be used for diffusing the diffusion piece 8 that is the area source with the line source that this laser LED light source 2 produced, this diffusion piece 8 is located 4 lower extremes of this diaphragm, the line source that laser LED light source 2 produced is diffused into the area source after diffusion piece 8, pass through diaphragm 4 again, phosphor layer 6 and lens are thrown away, lens can enlarge the luminous angle of area source in order to realize that the wide-angle is luminous, and can strengthen luminous intensity, improve irradiant homogeneity with this, and can guarantee luminous angle, can also guarantee illumination quality, lens cooperation and diffusion piece compound mode change light-emitting image distance, luminous intensity has been strengthened greatly, in order to satisfy different operation requirements; the surface of the diffusion sheet 8 is provided with a blue light fluorescence high reflection layer 7, and the blue light fluorescence high reflection layer 7 is used for refracting the downward light rays reflected by the yellow fluorescent powder excited by the light source back to the positive direction by using the mirror principle, so that the light emitting efficiency is improved; in addition, this laser LED light source is installed in this aluminium alloy module to send this aluminium alloy module can be fast with the heat that this laser LED light source produced to go, further guarantee with this the utility model discloses a life should make the utility model discloses extremely strong market competition has.
Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a novel laser LED is luminous device, its includes aluminium piece module (1) and install laser LED light source (2) in this aluminium piece module (1), install in this aluminium piece module (1) and lie in lens (3) of this laser LED light source (2) top, pin (21) of laser LED light source (2) lower extreme stretch out outside this aluminium piece module (1) lower extreme, its characterized in that: still install diffusion piece (8) that are used for diffusing the line source that this laser LED light source (2) produced for the area source in aluminium spare module (1), this diffusion piece (8) surface is provided with blue light fluorescence high reflection layer (7), this blue light fluorescence high reflection layer (7) are located this laser LED light source (2) top, still install diaphragm (4) in this aluminium spare module (1), this diaphragm is sapphire piece, optical glass piece, quartz glass piece, transparent ceramic piece any one kind, and be located this diffusion piece (8) top, this diaphragm (4) upper end is provided with a coarse layer (5), and it is fixed with one deck phosphor powder layer (6) to sinter in this coarse layer (5) upper end.
2. The novel laser LED light-emitting device according to claim 1, characterized in that: the blue light fluorescence high reflection layer (7) is coated on the upper surface of the diffusion sheet (8) and is positioned between the diffusion sheet (8) and the film (4).
3. The novel laser LED light-emitting device according to claim 1, characterized in that: the blue light fluorescence high reflection layer (7) is coated on the lower surface of the diffusion sheet (8).
4. A novel laser LED lighting device according to any one of claims 1-3, wherein: the coarsening layer (5) comprises a plurality of convex hulls (51) arranged on the upper end surface of the diaphragm (4), and the longitudinal sections of the convex hulls (51) are triangular or arc-shaped.
5. The novel laser LED light-emitting device according to claim 4, characterized in that: the lens (3) comprises a convex lens (31) and a concave lens (32), the concave lens (32) is located above the laser LED light source (2), the convex lens (31) is located above the diaphragm (4), and the diaphragm (4) is located between the convex lens (31) and the concave lens (32).
6. The novel laser LED light-emitting device according to claim 5, characterized in that: the lower end face of the convex lens (31) is attached to the upper surface of the fluorescent powder layer (6) on the diaphragm (4), and a gap is formed between the concave lens (32) and the diaphragm (4).
7. The novel laser LED light-emitting device as claimed in claim 6, wherein: and the pin (21) at the lower end of the laser LED light source (2) is sealed and fixed with the aluminum piece module (1) through glue pouring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922057531.5U CN210467880U (en) | 2019-11-22 | 2019-11-22 | Novel laser LED light emitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922057531.5U CN210467880U (en) | 2019-11-22 | 2019-11-22 | Novel laser LED light emitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210467880U true CN210467880U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922057531.5U Active CN210467880U (en) | 2019-11-22 | 2019-11-22 | Novel laser LED light emitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210467880U (en) |
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2019
- 2019-11-22 CN CN201922057531.5U patent/CN210467880U/en active Active
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Address after: No.25, Jinfu Road, Jinxia community, Chang'an Town, Dongguan City, Guangdong Province, 523000 Patentee after: Dongguan Aika Intelligent Technology Co.,Ltd. Address before: No.25, Jinfu Road, Jinxia community, Chang'an Town, Dongguan City, Guangdong Province, 523000 Patentee before: DONGGUAN TRUSTING SMART CARD CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230116 Address after: No.6, Xinchun Road, No.5 Industrial Zone, Shangsha community, Chang'an Town, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN SANCHUANG SMART CARD TECHNOLOGY CO.,LTD. Address before: No.25, Jinfu Road, Jinxia community, Chang'an Town, Dongguan City, Guangdong Province, 523000 Patentee before: Dongguan Aika Intelligent Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |