CN204300983U - Adopt the laser lighting light source of fiber waveguide - Google Patents
Adopt the laser lighting light source of fiber waveguide Download PDFInfo
- Publication number
- CN204300983U CN204300983U CN201420827653.2U CN201420827653U CN204300983U CN 204300983 U CN204300983 U CN 204300983U CN 201420827653 U CN201420827653 U CN 201420827653U CN 204300983 U CN204300983 U CN 204300983U
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- light
- waveguide
- base plate
- quartz base
- prism
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Abstract
The utility model relates to a kind of laser lighting light source adopting fiber waveguide, comprising at least six roots of sensation wavelength is the blue laser diode of 450nm, the output of each blue laser diode docks with the input of corresponding optical fiber through respective lens, the output of each optical fiber docks with the input of self-corresponding fiber waveguide each on quartz base plate chip of light waveguide, quartz base plate chip of light waveguide comprises at least six waveguides and converges light path at exit end, the prism to scribbling yellow fluorescent powder is rectified in the outgoing of quartz base plate chip of light waveguide, linear emergent light is converted to the white light of the evenly diffusion angle of divergence 40 ° by prism, and each blue laser diode, each optical fiber and quartz base plate chip of light waveguide and prism are fixedly packaged as a whole by colloid, and the exiting surface of prism is arranged on colloid outside.Dimension of light source of the present utility model is little, is convenient to individual packages, can improve anti-vibration and collapse resistance, does not disturb by dust impurity.
Description
Technical field
The utility model relates to a kind of laser lighting light source adopting fiber waveguide, belongs to car light light sources technical field.
Background technology
Laser relatively with conventional light source as metalized lamp, high pressure gas lamp and LED etc., have consume energy low, photochromic pure, brightness is high, good directionality, advantage that light distribution mechanism size is little.But small size high power laser diode is all less than 2W at present, when applying in high-power illumination field, need to adopt multiple light courcess system optics encapsulation technology.For automobile headlight illumination, light source needs more than 1200lm.
In headlamp field, the state-of-the-art integrated multiple light courcess in the current world adopts blue light laser diode to converge to the prism covering yellow fluorescent powder through speculum, namely the white light converting diffusion to is projected to speculum again, owing to needing two groups by the optical module of this encapsulation, therefore there is following problems in this encapsulation scheme:
1, optics module is open space optical path in lamp interior, does not close, easily by dust or impurity interference optical effect.
2, speculum and prism processed complex, light path needs again accurate location just can reach optical effect, but in practical operation, owing to adopting two-way optical module, cause accurately location very difficult, poor seismic behavior in addition, on car light time, easy moving influence optical effect.
3, space optical path is adopted to cause module size large.
4, after lamp body breakage, due to the high-power blue laser injection without closed encapsulation, may personal injury be caused, there is certain installation hidden danger.
Summary of the invention
The purpose of this utility model is to provide that a kind of size is little is convenient to individual packages, can improve anti-vibration and collapse resistance, by the laser lighting light source of the employing fiber waveguide of dust impurity interference.
The utility model is the technical scheme achieved the above object: a kind of laser lighting light source adopting fiber waveguide, it is characterized in that: comprise the blue laser diode formation blue laser array that at least six roots of sensation wavelength is 450nm, the output of each blue laser diode docks with the input of corresponding optical fiber through respective lens, the output of each optical fiber docks with the input of self-corresponding fiber waveguide each on quartz base plate chip of light waveguide, described quartz base plate chip of light waveguide comprises at least six waveguides and converges light path at exit end, described quartz base plate chip of light waveguide is used for being formed evenly and wavelength is the linear emergent light of 450nm at its exit end, the prism to scribbling yellow fluorescent powder is rectified in the outgoing of quartz base plate chip of light waveguide, described prism is used for the white light linear emergent light being converted to the evenly diffusion angle of divergence 40 °, and each blue laser diode, each optical fiber and quartz base plate chip of light waveguide and prism are fixedly packaged as a whole by colloid, and the exiting surface of prism is arranged on colloid outside.
The utility model is by each optical fiber of at least six blue laser diode and correspondence and quartz base plate chip of light waveguide and optical path prism docking, be fixed by colloid again, light path convergence is carried out because branched waveguide can be formed in exit end by quartz base plate chip of light waveguide, to be formed evenly and wavelength is the linear emergent light of 450nm at its exit end, the convergence of multiple laser energy can be completed, instead of space optical path converges, the prism to scribbling yellow fluorescent powder is rectified in the outgoing of quartz base plate chip of light waveguide, by prism, linear emergent light is converted to the white light of the evenly diffusion angle of divergence 40 °, this white light luminous flux is 1200lm, colour temperature is 5000K, there is fixing angle of flare, and be evenly distributed, alternative high-power LED white chip is used as lighting source.The utility model adopts quartz base plate chip of light waveguide, can by the dielectric interface of different refractivity, electromagnetic total reflection phenomenon makes light wave be confined to waveguide and around interior propagation of finite region should, its energy loss is little, uniform in light emission, size laser being assembled space optical path reduces, and is convenient to the encapsulation of overall autonomous closure formula.Blue laser diode, optical fiber and quartz base plate chip of light waveguide and the prism that scribbles yellow fluorescent powder are carried out overall package by colloid by the utility model, make light source not by the interference of dust impurity, increased substantially the ability of light source anti-vibration and collapse resistance, after also avoiding lamp to destroy, laser emitting causes personal injury simultaneously.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation that the utility model adopts the laser lighting light source of fiber waveguide.
Wherein: 1-blue laser diode, 2-lens, 3-optical fiber, 4-quartz base plate chip of light waveguide, 5-colloid, 6-prism.
Detailed description of the invention
As shown in Figure 1, the laser lighting light source of employing fiber waveguide of the present utility model, comprising at least six roots of sensation wavelength is that the blue laser diode 1 of 450nm forms blue laser array, the luminous power of blue laser diode 1 is 1.6W, the output of each blue laser diode 1 docks through the input of respective lens 2 with corresponding optical fiber 3, the center of each blue laser diode 1 and the center superposition of lens 2, the center of each optical fiber 3 input and the center superposition of corresponding lens 2, the output of each optical fiber 3 docks with the input of fiber waveguide respective on quartz base plate chip of light waveguide 4, the center superposition of each fiber waveguide input on the output of each optical fiber 3 and quartz base plate chip of light waveguide 4, realize the docking of light path, the utility model quartz base plate chip of light waveguide 4 comprises at least six waveguides and converges light path at exit end, quartz base plate chip of light waveguide 4 to be formed evenly and wavelength is the linear emergent light of 450nm at its exit end, the leading structure of the transmission light frequency electromagnetic waves that the utility model quartz base plate chip of light waveguide 4 is made up of optical transparency medium, can on the dielectric interface of different refractivity, electromagnetic total reflection phenomenon makes light wave be confined to waveguide and the interior propagation of finite region around thereof, make quartz base plate chip of light waveguide 4 can be formed uniformly at exit end, wavelength is the linear shoot laser of 450nm.The prism 6 to scribbling yellow fluorescent powder is rectified in the outgoing of the utility model quartz base plate chip of light waveguide 4, prism 6 is for being converted to the white light of the evenly diffusion angle of divergence 40 ° by linear emergent light, this white light luminous flux is 1200lm, colour temperature is 5000K, there is fixing angle of flare, and be evenly distributed, alternative high-power LED white chip is used as lighting source.
Each blue laser diode 1, each optical fiber 3 and quartz base plate chip of light waveguide 4 and prism 6 are fixedly packaged as a whole by colloid 5 by the utility model, and the exiting surface of prism 6 is arranged on colloid 5 outside, by light source overall package, avoid the displacement of light source in vibration processes, and do not need accurately to locate on structural member, be convenient to suitability for industrialized production.
Claims (3)
1. one kind adopts the laser lighting light source of fiber waveguide, it is characterized in that: comprise blue laser diode (1) the formation blue laser array that at least six roots of sensation wavelength is 450nm, the output of each blue laser diode (1) docks with the input of corresponding optical fiber (3) through respective lens (2), the output of each optical fiber (3) docks with the input of the upper each self-corresponding fiber waveguide of quartz base plate chip of light waveguide (4), described quartz base plate chip of light waveguide (4) comprises at least six waveguides and converges light path at exit end, described quartz base plate chip of light waveguide (4) is for be formed at its exit end evenly and wavelength is the linear emergent light of 450nm, quartz base plate chip of light waveguide (4) outgoing is rectified the prism scribbling yellow fluorescent powder (6), described prism (6) is for being converted to the white light of the evenly diffusion angle of divergence 40 ° by linear emergent light, and each blue laser diode (1), each optical fiber (3) and quartz base plate chip of light waveguide (4) and prism (6) are fixedly packaged as a whole by colloid (5), and the exiting surface of prism (6) is arranged on colloid (5) outside.
2. the laser lighting light source of fiber waveguide according to claim 1, it is characterized in that: the center of described each blue laser diode (1) and the center superposition of lens (2), the center of each optical fiber (3) input and the center superposition of corresponding lens (2).
3. the laser lighting light source of fiber waveguide according to claim 1, is characterized in that: the upper input of each fiber waveguide of described quartz base plate chip of light waveguide (4) and the center superposition of corresponding optical fiber (3) output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420827653.2U CN204300983U (en) | 2014-12-23 | 2014-12-23 | Adopt the laser lighting light source of fiber waveguide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420827653.2U CN204300983U (en) | 2014-12-23 | 2014-12-23 | Adopt the laser lighting light source of fiber waveguide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204300983U true CN204300983U (en) | 2015-04-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420827653.2U Withdrawn - After Issue CN204300983U (en) | 2014-12-23 | 2014-12-23 | Adopt the laser lighting light source of fiber waveguide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204300983U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782909A (en) * | 2014-12-23 | 2016-07-20 | 常州星宇车灯股份有限公司 | Laser lighting source adopting optical waveguides |
| CN107942430A (en) * | 2017-11-21 | 2018-04-20 | 上海理湃光晶技术有限公司 | A kind of complex optics wearing shows waveguide device |
| US11536888B2 (en) | 2018-04-02 | 2022-12-27 | Corning Incorporated | Light diffusing device with color conversion and related light system |
-
2014
- 2014-12-23 CN CN201420827653.2U patent/CN204300983U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105782909A (en) * | 2014-12-23 | 2016-07-20 | 常州星宇车灯股份有限公司 | Laser lighting source adopting optical waveguides |
| CN105782909B (en) * | 2014-12-23 | 2021-12-28 | 常州星宇车灯股份有限公司 | Laser illumination light source using optical waveguide |
| CN107942430A (en) * | 2017-11-21 | 2018-04-20 | 上海理湃光晶技术有限公司 | A kind of complex optics wearing shows waveguide device |
| US11536888B2 (en) | 2018-04-02 | 2022-12-27 | Corning Incorporated | Light diffusing device with color conversion and related light system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150429 Effective date of abandoning: 20211228 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150429 Effective date of abandoning: 20211228 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |