CN206469107U - A kind of laser white light source and Landscape Lamp - Google Patents
A kind of laser white light source and Landscape Lamp Download PDFInfo
- Publication number
- CN206469107U CN206469107U CN201621370729.9U CN201621370729U CN206469107U CN 206469107 U CN206469107 U CN 206469107U CN 201621370729 U CN201621370729 U CN 201621370729U CN 206469107 U CN206469107 U CN 206469107U
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- laser
- white light
- red
- blue
- eye lens
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Abstract
The utility model discloses a kind of laser white light source and Landscape Lamp, including the Laser synthesizing device of red laser and blue laser is sent, be successively set on beam expanding lens, collimating mirror and confocal fly eye lens array in Laser synthesizing device emergent light light path；Covered with the fluorescent coating for exciting lower generation green laser in blue laser on the end face of the beam expanding lens.The utility model produces green laser by blue laser excitated fluorescent powder coating, so as to redgreenblue Laser synthesizing white light laser, expanded by beam expanding lens, then collimated by collimating mirror, and then further collimated by confocal fly eye lens array, while expanding, even light and collimating effect are good.
Description
Technical field
The utility model is related to laser field, more particularly to a kind of laser white light source and searchlight.
Background technology
Laser has good monochromaticjty, high directivity, coherence good and the characteristic such as brightness height compared with ordinary light source.In illumination
When field is used, because existing lasing beam diameter is generally smaller, it is necessary to which the demand applied in lighting field could be met by expanding.
Prior art is generally expanded using reverberation bowl, but its collimating effect is poor, finally loses the strong advantage of laser direction.
It can be seen that, prior art could be improved and improve.
Utility model content
In view of in place of above-mentioned the deficiencies in the prior art, the purpose of this utility model be to provide a kind of laser white light source and
Landscape Lamp, it is intended to while expanding, collimating effect is good.
In order to achieve the above object, the utility model takes following technical scheme：
A kind of laser white light source, including the Laser synthesizing device of red laser and blue laser is sent, it is successively set on
Beam expanding lens, collimating mirror and confocal fly eye lens array in Laser synthesizing device emergent light light path；The end face of the beam expanding lens
On covered with for blue laser excite it is lower generation green laser fluorescent coating.
In described laser white light source, the confocal fly eye lens array includes first fly's-eye lens and the second compound eye is saturating
The focus of lenslet in mirror, the first fly's-eye lens is located at the center of the lenslet of the second fly's-eye lens.
In described laser white light source, the Laser synthesizing device includes red laser and blue laser, described
The power of the power ratio red laser of blue laser is high.
In described laser white light source, the Laser synthesizing device also includes transmission blue laser reflection red laser
Dichroscope；The dichroscope is arranged in the light path of red laser and blue laser, and the blue light transmitted through dichroscope swashs
Light is spatially overlapped with the red laser after being reflected by dichroscope, forms red blue laser beam.
A kind of Landscape Lamp, including laser white light source as described above, the laser white light source are arranged on the housing
It is interior.
Beneficial effect：
The utility model provides a kind of laser white light source and Landscape Lamp, including sends red laser and blue laser
Laser synthesizing device, is successively set on beam expanding lens, collimating mirror and confocal fly's-eye lens in Laser synthesizing device emergent light light path
Array；Covered with the fluorescent coating for exciting lower generation green laser in blue laser on the end face of the beam expanding lens.
The utility model produces green laser by blue laser excitated fluorescent powder coating, so that redgreenblue Laser synthesizing white light swashs
Light, is expanded by beam expanding lens, is then collimated by collimating mirror, and then is further collimated by confocal fly eye lens array,
While expanding, even light and collimating effect are good.
Brief description of the drawings
The light path schematic diagram for the laser white light source that Fig. 1 provides for the utility model.
In the first embodiment for the laser white light source that Fig. 2 provides for the utility model, the light path of Laser synthesizing device is shown
It is intended to.
In the second embodiment for the laser white light source that Fig. 3 provides for the utility model, the distribution of RGB laser is shown
It is intended to.
In the second embodiment for the laser white light source that Fig. 4 provides for the utility model, the stereogram of A-frame.
Embodiment
The utility model provides a kind of laser white light source and Landscape Lamp, to make the purpose of this utility model, technical scheme
And effect is clearer, clear and definite, the utility model is further described the embodiment that develops simultaneously referring to the drawings.It should manage
Solution, specific embodiment described herein only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of Landscape Lamp, including housing and the laser white light source for sending white light laser, described to swash
Light white light source is arranged in the housing.Using light source of the white light laser as Landscape Lamp, its monochromaticjty is good, high directivity,
Coherence is good and the characteristic such as brightness height causes Landscape Lamp to have more aesthetic feeling and eye-catching.
Referring to Fig. 1, the laser white light source, including send the Laser synthesizing device of red laser and blue laser
10, it is successively set on beam expanding lens 20, collimating mirror 30 and confocal fly eye lens array in the emergent light light path of Laser synthesizing device 10
40；The end face of the beam expanding lens 20（Incident side end face or light extraction side end face）On covered with for being excited in blue laser
Produce the fluorescent coating of green laser.The center of the light emission side of the beam expanding lens 20 is the focus of the collimating mirror 30.Laser
The red blue laser that synthesizer 10 is sent is after beam expanding lens 20 is expanded, and excitated fluorescent powder coating sends green glow, forms white light
Laser, is collimated by collimating mirror 30, then by confocal fly eye lens array 40 further collimate, while expanding, even light and
Collimating effect is good.
The confocal fly eye lens array 40 includes the fly's-eye lens 420 of first fly's-eye lens 410 and second, and described first answers
The focus of lenslet on eyelens 410 is located at the center of the lenslet of the second fly's-eye lens 420.Confocal fly eye lens array 40
Setting can not only collimate, moreover it is possible to dialogue ray laser carries out even light, further improves the uniformity of white light.
The utility model provides two embodiments.Referring to Fig. 2, in the first embodiment, the Laser synthesizing device 10
Including red laser 110 and blue laser 120, the power of the power ratio red laser of the blue laser 120 is high.
It is preferred that, the power of the blue laser 120 is twice of the power of red laser 110.In this way, so that laser is closed
Red blue laser into the outgoing of device 10 becomes RGB laser after fluorescent coating, from trichromatic color theory,
RGB laser can synthesize white light, i.e. the LASER Light Source of the utility model offer can not only export one-wavelength laser, white light laser
The laser for other colors that RGB is combined can also be exported.
The Laser synthesizing device 10 also includes the dichroscope 130 that transmission blue laser reflects red laser；Described two
In the light path that red laser and blue laser are arranged on to Look mirror 130, transmitted through the blue laser of dichroscope and by dichroic
Red laser after mirror reflection is spatially overlapped, and forms red blue laser beam.It is that two-way can be achieved to swash by a dichroscope
The conjunction beam of light, the simple cost of light path is low.The dichroscope 130 is at 45 ° with red laser, blue laser respectively.
Certainly, in the Laser synthesizing device 10, the position of red laser 110 and blue laser 120 can be exchanged,
It is corresponding to choose the dichroscope that transmission red laser reflects blue laser；The present embodiment is not repeated.
Further, the laser white light source is also including swashing for being connected with red laser 110 and blue laser 120
CD-ROM driver（Not shown in figure）.The laser driver is used to drive red laser 110 and blue laser 120, thus
The control to single laser is realized, the color of laser white light source shoot laser is can adjust.
In a second embodiment, it is additionally provided with diffusion sheet in the light path between the Laser synthesizing device 10 and beam expanding lens 20
（Not shown in figure）, the diffusion sheet is arranged on the end of the incident side of beam expanding lens 20, i.e., described diffusion sheet is fitted in Fig. 1 and expanded
The left end end of mirror 20.
Referring to Fig. 3, in a second embodiment, the Laser synthesizing device 10 includes a red laser 110 and two
Individual blue laser 120, the emergent light of the red laser 110 and blue laser 120 is overlapped on diffusion sheet.For changing
It, the red laser of outgoing of red laser 110 and the blue laser of two outgoing of blue laser 120 are on diffusion sheet
Overlap, synthesize red blue laser.Because three beams of laser is from different directions, therefore after the scattering of diffusion sheet, tentatively mix
Light, red blue laser light scattering enters in beam expanding lens 20.
Further, the red laser 110 and two blue lasers 120 are separately positioned on an equilateral triangle
Three summits on.It is arranged such, is conducive to even light.
Referring to Fig. 4, the laser white light source also includes A-frame 50, the A-frame 50 includes Y types portion 520
With the leg 510 of three three ends for being separately positioned on the Y types portion 520, a red laser 110 and two indigo plants
Light laser 120 is separately fixed on three legs 510 of A-frame.Three lasers are fixed using A-frame, favorably
In radiating.It is preferred that, the described one end of A-frame 50 away from beam expanding lens 20 is provided with fan, is further increased by fan
The radiating efficiency of laser.
The first mounting hole 511 for fixed laser is provided with the leg 510, the center in the Y types portion 520 is set
It is equipped with the second mounting hole 521 for fixed triangle support 50.The A-frame 50 is simple and reliable for structure, good heat dissipation effect,
Install simple.
In other embodiments, it is additionally provided with liquid crystal light valve in the emergent light light path of second fly's-eye lens 420（In figure
It is not shown）.By the control of liquid crystal light valve, change the light extraction shape of white light laser so that laser white light source, which possesses, to be adjusted out
The ability of light shape.The liquid crystal light valve includes liquid crystal panel and for driving liquid crystal panel to show pattern of different shapes
Lcd driver.The liquid crystal panel can use black and white liquid crystal panel, such as TN, STN, it can show variously-shaped figure
Case, and cost is low.Can certainly be using colored liquid crystal panel, such as TFT-LCD, it can show colour picture so that
The laser of laser white light source outgoing adjustable extent in shape, pattern and color is quite big, and regulation process is very
Simply.As can be seen here, the laser white light source that the utility model is provided, is especially suitable for being used in various searchlights and Landscape Lamp
In.
It is understood that for those of ordinary skills, can according to the technical solution of the utility model and
The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement should all belong to appended by the utility model
Scope of the claims.
Claims (3)
1. a kind of laser white light source, it is characterised in that the Laser synthesizing device including sending red laser and blue laser, according to
Secondary beam expanding lens, collimating mirror and the confocal fly eye lens array being arranged in Laser synthesizing device emergent light light path；The beam expanding lens
End face on covered with for blue laser excite it is lower generation green laser fluorescent coating；
The Laser synthesizing device includes red laser and blue laser, and the power of the blue laser is red laser
Twice of the power of device；
The Laser synthesizing device also includes the dichroscope that transmission blue laser reflects red laser；The dichroscope is set
In the light path of red laser and blue laser, the feux rouges transmitted through the blue laser of dichroscope and after being reflected by dichroscope
Laser is spatially overlapped, and forms red blue laser beam；
The red blue laser of Laser synthesizing device outgoing becomes RGB laser after fluorescent coating, synthesizes white light.
2. laser white light source according to claim 1, it is characterised in that the confocal fly eye lens array includes first
The focus of lenslet in fly's-eye lens and the second fly's-eye lens, the first fly's-eye lens is located at the small of the second fly's-eye lens
The center of mirror.
3. a kind of Landscape Lamp, it is characterised in that the laser white light light including housing and as described in claim 1-2 any one
Source, the laser white light source is arranged in the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621370729.9U CN206469107U (en) | 2016-12-14 | 2016-12-14 | A kind of laser white light source and Landscape Lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621370729.9U CN206469107U (en) | 2016-12-14 | 2016-12-14 | A kind of laser white light source and Landscape Lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206469107U true CN206469107U (en) | 2017-09-05 |
Family
ID=59711538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621370729.9U Expired - Fee Related CN206469107U (en) | 2016-12-14 | 2016-12-14 | A kind of laser white light source and Landscape Lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206469107U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663216A (en) * | 2018-12-20 | 2019-04-23 | 广州美锐健康产业股份有限公司 | Optical dynamic therapy light-source system and optical dynamic therapy irradiator |
| CN110646944A (en) * | 2019-09-30 | 2020-01-03 | 哈尔滨工业大学 | Ultrathin infrared collimator based on fly-eye lens |
-
2016
- 2016-12-14 CN CN201621370729.9U patent/CN206469107U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109663216A (en) * | 2018-12-20 | 2019-04-23 | 广州美锐健康产业股份有限公司 | Optical dynamic therapy light-source system and optical dynamic therapy irradiator |
| CN110646944A (en) * | 2019-09-30 | 2020-01-03 | 哈尔滨工业大学 | Ultrathin infrared collimator based on fly-eye lens |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170905 Termination date: 20211214 |
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| CF01 | Termination of patent right due to non-payment of annual fee |