CN206682856U - A kind of white light source of low-angle - Google Patents
A kind of white light source of low-angle Download PDFInfo
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- CN206682856U CN206682856U CN201621074509.1U CN201621074509U CN206682856U CN 206682856 U CN206682856 U CN 206682856U CN 201621074509 U CN201621074509 U CN 201621074509U CN 206682856 U CN206682856 U CN 206682856U
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- blue laser
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Abstract
It the utility model is related to a kind of white light source of low-angle, including laser white light source and the collimation lens for being arranged on the proper top of the laser white light source light extraction, the laser white light source includes blue laser emitter and light conversion medium, and the smooth conversion medium is arranged on the laser emitting end surfaces of blue laser emitter；The blue laser that the blue laser emitter is launched changes into white light by being excited after light conversion medium, and the collimated lens of the white light are aggregated as the white light of low-angle.The utility model overcome existing conventional light source luminous component the backward in technique, complex process caused by by the way of LED or using the RGB or color chips in laser lighting, efficiency is low, light source is scattered, intensity is weak, projection distance is near the shortcomings that, there is the advantages of technique is simple, luminous efficiency is high, light source shooting angle is small, light source is concentrated, intensity is strong, projection distance is remote.
Description
Technical field
A kind of white light source of low-angle is the utility model is related to, is applied in lighting field.
Background technology
At present, the technology the most advanced that lighting field uses is LED illumination, and LED illumination is compared with conventional incandescent and energy-conservation
Lamp can be with power saving 50-70%；And laser lighting is as the follow-on lighting engineering of LED, compared with LED can also power saving 50-80%, will be into
For LED alternative product.Existing light source luminescent part is more using LED or using the RGB or color chips in laser lighting
The mode of (colour wheel), its backward in technique, complex process, efficiency are low, and caused light source shooting angle is big, light source is scattered, strong
Spend that weak, projection distance is near, it is difficult to meet the needs of special lighting.Therefore provide that a kind of technique is simple, luminous efficiency is high and luminous
It is stable, shooting angle is small, the white light source of the low-angle of projection distance farther out oneself turn into when business urgently.
Utility model content
In order to overcome existing conventional light source luminous component due to using LED or using the RGB in laser lighting
Or backward in technique, complex process caused by the mode of color chips, efficiency is low, light source is scattered, intensity is weak, projection distance is near lacks
Point, the utility model provide a kind of white light source of low-angle, have technique is simple, luminous efficiency is high, light source shooting angle is small,
The advantages of light source is concentrated, intensity is strong, projection distance is remote.
The technical solution of the utility model is as follows：
A kind of white light source of low-angle, including laser white light source and be arranged on the laser white light source light extraction rectify on
The collimation lens of side, the laser white light source include blue laser emitter and light conversion medium, the smooth conversion medium
It is arranged on the laser emitting end surfaces of blue laser emitter；The blue laser that the blue laser emitter is launched leads to
Cross after light conversion medium to excite and change into white light, the collimated lens of the white light are aggregated as the white light of low-angle.
Existing light source luminescent part due to by the way of LED or using the RGB or color chips in laser lighting, its
Backward in technique, complex process, efficiency are low and light source shooting angle is big, light source is scattered, intensity is weak, projection distance is near.And the application
Low-angle the blue laser launched by blue laser emitter using light conversion medium of white light source excite after can
Convert it into white light.The laser white lighting source structure is simpler, luminous efficiency is high.And using at laser white light source light extraction end
Surface set up the way of collimation lens white light be collected as the minimum collimated white of shooting angle, so as to effectively enhance out
The intensity of white light is penetrated, improves the projection distance of light beam, to meet special use light demand.
The white light source of the low-angle also includes hollow and open top a long tubular cavity, the collimation lens and
Laser white light source is fixed on the upper and lower end parts of cavity respectively.
Enclose the white light that the long tubular cavity being located at around laser white light source and collimation lens sends laser white light source
It is collected, then allows the white light to be projected by collimation lens, further reduce the shooting angle of white light, spotlight effect is good, goes out
The intensity and projection distance for penetrating white light are further lifted.
The bottom of the cavity is open, and the blue laser emitter is direct insertion blue laser emitter, and this is straight
The upper surface of the formula of inserting blue laser emitter is laser emitting end, and lower surface is provided with pin, and the pin is open from cavity bottom
Place is stretched out.
Using direct insertion blue laser emitter, it is ensured that the product of the white light source application end of the low-angle of the application
Standardization, stabilisation and large-scale production.
The laser white light source also includes fixing device, and the smooth conversion medium is fixed on blue light by fixing device and swashed
The laser emitting end surfaces of light emitting devices.
The setting of fixing device causes laser white light source to turn into an entirety, can lift the life of the white light source of low-angle
Produce efficiency.
The fixing device is metal frame, and the metal frame, which encloses, is located at light conversion medium and direct insertion blue laser emitter
Around and both fixed positions, and metal frame upper and lower surface is all provided with the beam projecting face that hole is used to expose light conversion medium
With the pin of direct insertion blue laser emitter.
Fixed using metal frame, there is the characteristics of packaging technology and simple in construction, light handy, fixation, durable.
The smooth conversion medium is any of fluorescent glass, transparent fluorescent ceramic, fluorescence monocrystalline.
Because the energy of blue laser is higher, if light conversion medium adds the fluorescence made by silica gel using traditional fluorescent material
Piece, it, in the case where receiving blue laser irradiation, understands high temperature caused by stimulated light and color change and failure occurs for a long time,
Shorten the life-span of light source, cause light quality unstable.And if light conversion medium is using fluorescent glass, transparent fluorescent ceramic or glimmering
Any of light monocrystalline, its visible light transmissivity is high and property is stable, the light that efficiently and stably can be sent blue light source
Be converted into it is a kind of can standard application white light, the long lifespan and light extraction steady quality of light source, greatly save cost.
Visible light transmissivity >=80% of the smooth conversion medium and the polished and plating of being excited to leaven dough of the light conversion medium
Film process.
After the high visible light transmissivity of light conversion medium matches somebody with somebody the polishing for closing the face of being stimulated and surface coating processing, go out light efficiency
Rate is higher, realizes high phototranstormation efficiency.
The outgoing for being shaped as plane, the conical surface, cambered surface, wherein cambered surface and the conical surface in the beam projecting face of the smooth conversion medium
Angle is 1-150 °.
The design of the shape in the light conversion medium beam projecting face so that light conversion medium light-out effect is good, beneficial to raising
Light conversion efficiency.
The collimation lens is glass material, acrylic resin PMMA or other kinds in addition to acrylic resin PMMA
Colloidal type material.
Convex lens spotlight effect is more preferable made of the material.
The wavelength of the blue laser of the blue laser emitter transmitting is 420-470nm.
The blue laser of the wavelength is changed more efficient.
Compared with prior art, the present utility model application has advantages below：
1) different from the mode in the prior art using RGB modes or color chips, the present invention realizes single blueness and swashed
Directly conversion after light excites, light extraction steady quality, packaging technology and structure are also simpler efficient；
2) the painting phosphor process of conventional white light light source does not ensure that three primary colours white light laser is easy for the life-span of light source
There is color change by the decay of one of which light, cause light quality also not ensure；And present invention employs high temperature resistant
Fluorescent glass, transparent fluorescent ceramic or fluorescence monocrystalline, it will not produce failure under conditions of high temperature, pass through colloid more now
It is more stable for the flourescent sheet being mixed with fluorescent material, it can be ensured that non-discolouring in the case of a high temperature, color does not float, to ensure light extraction
The stabilization of quality, and due to the stable performance of fluorescent glass, fluorescent crystal and transparent fluorescent ceramic, will not by temperature change and
Change, therefore also extend the service life of light source；
3) high-efficient transparent light conversion medium is employed, the body of fluorescent glass, fluorescent crystal and transparent fluorescent ceramic is in Huang
Color or yellow green, not only visible light transmissivity is high, and after polishing and surface coating is handled, light extraction efficiency is higher, realizes height
Phototranstormation efficiency；
4) using for collimation lens causes emergent ray for the extra small collimated light of angle, to improve the congregational rate of light,
Emergent ray is stronger, projection distance is farther；
5) more preferably condenser effect is played by the further cooperation of cavity and collimation lens, it is smaller so as to obtain angle
White light, further lift light intensity and projection distance；
6) the laser white light source of the application uses direct insertion blue laser emitter, it is ensured that the low-angle of the application
White light source application end the standardization of products, stabilisation and large-scale production.
Brief description of the drawings
Fig. 1 is the white light source embodiment 1-2 of low-angle described in the utility model top view；
Fig. 2 is the white light source embodiment 1-2 of low-angle described in the utility model upward view；
Fig. 3 is the structure sectional view of the white light source embodiment 1 of low-angle described in the utility model；
Fig. 4 is the structure sectional view of the white light source embodiment 2 of low-angle described in the utility model；
Fig. 5 is the top view of the white light source embodiment 3 of low-angle described in the utility model；
Fig. 6 is the upward view of the white light source embodiment 3 of low-angle described in the utility model；
Fig. 7 is the structure sectional view of the white light source embodiment 3 of low-angle described in the utility model；
Fig. 8 is the white light source embodiment 4-6 of low-angle described in the utility model top view；
Fig. 9 is the white light source embodiment 4-6 of low-angle described in the utility model upward view；
Figure 10 is the structure sectional view of the white light source embodiment 4 of low-angle described in the utility model；
Figure 11 is the structure sectional view of the white light source embodiment 5 of low-angle described in the utility model；
Figure 12 is the structure sectional view of the white light source embodiment 6 of low-angle described in the utility model.
Label declaration：
Laser white light source 1, collimation lens 2, cavity 3, blue laser emitter 11, light conversion medium 12, fixed dress
Put 13, laser emitting end 111, pin 112, beam projecting face 121, hole 131.
Embodiment
The technical solution of the utility model is described in detail with reference to Figure of description 1-10.
Embodiment 1
As Figure 1-3, the white light source of a kind of low-angle described in the utility model, including the He of laser white light source 1
The collimation lens 2 that the light extraction of laser white light source 1 rectifies top is arranged on, the laser white light source 1 is sent out including blue laser
Injection device 11 and light conversion medium 12, the smooth conversion medium 12 are arranged on the laser emitting end of blue laser emitter 11
111 surfaces；The blue laser that the blue laser emitter 11 is launched by excited after light conversion medium 12 change into it is white
Light, the collimated lens 2 of the white light are aggregated as the white light of low-angle.The white light source of the low-angle also includes a hollow and top
The open long tubular cavity 3 in portion, the collimation lens 2 and laser white light source 1 are fixed on the upper and lower end parts of cavity 3 respectively.
The laser white light source 1 also includes fixing device 13, and the smooth conversion medium 12 is fluorescent glass, transparent fluorescent ceramic, glimmering
Any of light monocrystalline.Visible light transmissivity >=80% of the smooth conversion medium 12 and being stimulated for the light conversion medium 12
Face is polished and coating film treatment.The beam projecting face 121 of the smooth conversion medium 12 is shaped as plane.The collimation lens 2
For glass material, acrylic resin PMMA or other kind of colloidal type material in addition to acrylic resin PMMA.The blue light
The wavelength for the blue laser that laser beam emitting device 11 is launched is 420-470nm.
Embodiment 2
As shown in figure 4, the difference of itself and embodiment 1 is：The smooth conversion medium 12 is fixed on by fixing device 13
The surface of laser emitting end 111 of blue laser emitter 11.The laser emitting end 111 of the blue laser emitter 11 is embedding
Enter in light conversion medium 12.
Embodiment 3
As illustrated in figs. 5-7, it is with the difference of embodiment 1：The shape in the beam projecting face 121 of the smooth conversion medium 12
Shape is the conical surface, and wherein the angle of emergence of the conical surface is 1-150 °.The bottom of the cavity 3 is open, the blue laser emitter 11
For direct insertion blue laser emitter, the upper surface of the direct insertion blue laser emitter is laser emitting end 111, following table
Face is provided with pin 112, and the pin 112 stretches out from the bottom open-mouth of cavity 3.The direct insertion blue laser emitter is to pass through
The blue laser light source of TO forms encapsulation.
Embodiment 4
As seen in figs. 8-10, it is with the difference of embodiment 3：The laser emitting end of the blue laser emitter 11
In 111 insertion light conversion mediums 12.The smooth conversion medium 12 is fixed on blue laser emitter 11 by fixing device 13
The surface of laser emitting end 111.The fixing device 13 is metal frame, and the metal frame, which encloses, is located at light conversion medium 12 and direct insertion
Around blue laser emitter and both fixed positions, and metal frame upper and lower surface is all provided with hole 131 and is used to expose light
The beam projecting face 121 of conversion medium 12 and the pin 112 of direct insertion blue laser emitter.
Embodiment 5
As shown in figure 11, it is with the difference of embodiment 4：The shape in the beam projecting face 121 of the smooth conversion medium 12
Shape is cambered surface, and wherein the angle of emergence of cambered surface is 1-150 °.
Implement 6
As shown in figure 12, it is with the difference of embodiment 5：The laser emitting end 111 of blue laser emitter 11 is embedding
Enter in light conversion medium 12.
The white light source of low-angle described in the utility model is not only limited only to above-described embodiment, every according to this
Any improvement or replacement of utility model principle, all should be within the scope of protection of the utility model.
Claims (10)
- A kind of 1. white light source of low-angle, it is characterised in that：Including laser white light source (1) and it is arranged on the laser white light light Source (1) light extraction rectify top collimation lens (2), the laser white light source (1) include blue laser emitter (11) and Light conversion medium (12), the smooth conversion medium (12) are arranged on the laser emitting end (111) of blue laser emitter (11) Surface；The blue laser that the blue laser emitter (11) is launched by excited after light conversion medium (12) change into it is white Light, the collimated lens of the white light (2) are aggregated as the white light of low-angle.
- 2. the white light source of low-angle according to claim 1, it is characterised in that：The white light source of the low-angle also wraps Hollow and open top a long tubular cavity (3) is included, the collimation lens (2) and laser white light source (1) are fixed respectively Upper and lower end parts in cavity (3).
- 3. the white light source of low-angle according to claim 2, it is characterised in that：The bottom of the cavity (3) is open, institute It is direct insertion blue laser emitter to state blue laser emitter (11), the upper table of the direct insertion blue laser emitter Face is laser emitting end (111), and lower surface is provided with pin (112), and the pin (112) stretches out from cavity (3) bottom open-mouth.
- 4. the white light source of low-angle according to claim 3, it is characterised in that：The laser white light source (1) is also wrapped Fixing device (13) is included, the smooth conversion medium (12) is fixed on blue laser emitter (11) by fixing device (13) Laser emitting end (111) surface.
- 5. the white light source of low-angle according to claim 4, it is characterised in that：The fixing device (13) is metal Frame, the metal frame, which encloses, is located at around light conversion medium (12) and direct insertion blue laser emitter and fixes both positions, And metal frame upper and lower surface is all provided with beam projecting face (121) and the straight cutting that hole (131) is used to expose light conversion medium (12) The pin (112) of formula blue laser emitter.
- 6. the white light source of low-angle according to claim 1, it is characterised in that：The smooth conversion medium (12) is fluorescence Any of glass, transparent fluorescent ceramic, fluorescence monocrystalline.
- 7. the white light source of low-angle according to claim 1, it is characterised in that：The smooth conversion medium (12) it is visible The polished and coating film treatment of being excited to leaven dough of light transmission rate >=80% and the light conversion medium (12).
- 8. the white light source of low-angle according to claim 1, it is characterised in that：The light of the smooth conversion medium (12) Exit facet (121) is shaped as plane, the conical surface, cambered surface, and the wherein angle of emergence of cambered surface and the conical surface is 1-150 °.
- 9. the white light source of low-angle according to claim 1, it is characterised in that：The collimation lens (2) is glass material Material, acrylic resin PMMA or other kind of colloidal type material in addition to acrylic resin PMMA.
- 10. the white light source of low-angle according to claim 1, it is characterised in that：The blue laser emitter (11) wavelength of the blue laser of transmitting is 420-470nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074509.1U CN206682856U (en) | 2016-09-22 | 2016-09-22 | A kind of white light source of low-angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074509.1U CN206682856U (en) | 2016-09-22 | 2016-09-22 | A kind of white light source of low-angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206682856U true CN206682856U (en) | 2017-11-28 |
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ID=60394663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621074509.1U Active CN206682856U (en) | 2016-09-22 | 2016-09-22 | A kind of white light source of low-angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206682856U (en) |
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2016
- 2016-09-22 CN CN201621074509.1U patent/CN206682856U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221223 Address after: 610000 No.1, 1st floor, building 1, No.19, Wuke West 3rd road, Wuhou e-commerce industrial functional zone management committee, Wuhou District, Chengdu City, Sichuan Province Patentee after: Chengdu anxinrui special lighting technology Co.,Ltd. Address before: 510890 Room 204, Block 7, Biguiyuan Airport Plaza, No. 3 Huaan Middle Road, Jiuyi Village, Huadong Town, Huadu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU NEW CRYSTAL PORCELAIN MATERIAL TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230601 Address after: Room 1003, Building 8, No.95 Jiaoping Road, Tangxia Town, Dongguan City, Guangdong Province, 523718 Patentee after: GUANGDONG CERCRYS LASER LIGHTING TECHNOLOGY Co.,Ltd. Address before: 610000 No.1, 1st floor, building 1, No.19, Wuke West 3rd road, Wuhou e-commerce industrial functional zone management committee, Wuhou District, Chengdu City, Sichuan Province Patentee before: Chengdu anxinrui special lighting technology Co.,Ltd. |