CN209688746U - A kind of free from glare headlamp - Google Patents
A kind of free from glare headlamp Download PDFInfo
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- CN209688746U CN209688746U CN201920465848.XU CN201920465848U CN209688746U CN 209688746 U CN209688746 U CN 209688746U CN 201920465848 U CN201920465848 U CN 201920465848U CN 209688746 U CN209688746 U CN 209688746U
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Abstract
A kind of free from glare headlamp, belongs to lighting technical field.Headlamp includes laser coupled mould group, several glass optical fibers, secondary coupled apparatus, shine carrier, fluorescent apparatus；The laser coupled Mo Zu connects secondary coupled apparatus through several glass optical fibers respectively, and the secondary coupled apparatus is set on the luminous carrier, and the fluorescent apparatus is set to the light-emitting surface of the luminous carrier；The light source of laser coupled mould group transmitting is transmitted to the secondary coupled apparatus through the glass optical fiber, and light source spreads in the luminous carrier after the coupling of secondary coupled apparatus and is evenly distributed on light-emitting surface, after through the fluorescent apparatus form lighting source.The advantage of the utility model combination optical fiber lamp flexibility and the even light of ordinary flat lamp, improve the disadvantage of the energy loss of optical fiber lamp low-light level and ordinary flat lamp by high-power one-wavelength laser fiber coupling and two secondary coupling of fiber array simultaneously, it promotes headlamp overall brightness and distributes light over uniformly, avoid dazzle.
Description
Technical field
The utility model relates to lighting technical field more particularly to a kind of free from glare headlamps.
Background technique
Common optical fiber lamp is coupled light rays into plastic optical fiber and is conducted generally using LED as light source currently on the market,
And realize that tail end shines or side shines, such as optical fiber jellyfish lamp, asterism lamp.Optical fiber lamp: 1. simple optical fibers
Middle actual luminous flux is seldom, and brightness is low, and optical fiber lamp can only generally be used as decoration, can not use as illumination.2. optical fiber lamp
Due to light source, optical fiber dosage is big, and cost is very high.Optical fiber lamp is usually tail end or laterally directly shines, and light type is uncontrolled, can not
For there is the illumination place of light distribution requirements.Also, ordinary flat lamp, plate leaded light low efficiency, the uniformity is poor, and not can avoid
The dazzle of partial region.
Utility model patent CN206369836U discloses a kind of high-power 450nm LASER Excited Fluorescence light of fiber coupling
Source, and specifically disclosing light source includes multiple 450nm blue lasers, multiple first coupled lens groups, a plurality of silica fibre,
Two coupled lens groups, solid optical wand and fluorescent powder.450nm blue laser launches first laser, and first laser is incident on
In one coupled lens group, and second laser being transmitted after the coupling of the first coupled lens group, second laser is incident in silica fibre,
Second laser is incident in the second coupled lens group after running through silica fibre, and transmits third after the coupling of the second coupled lens group
Laser, third laser light incident transmit the 4th laser into solid optical wand, and after the even light of solid optical wand, and the 4th laser light incident is glimmering
On light powder.The utility model is limited only to close beam leaded light and realizes high-power, and type of lighting is single, and the final beam leaded light that closes is in tail end shape
It shines at endpoint, there are still glare problems.Also, it is needed when using the first coupled lens group, the coupling of the second coupled lens group
Optical alignment is carried out, realizes trouble.If optical alignment generates error, it is uneven to form light source.
Utility model content
In view of the problems of the existing technology the utility model, proposes a kind of free from glare headlamp, passes through high-power light
Fibre coupling makes light point to improve the energy loss of ordinary flat lamp and using the easy flexible usage mode of optical fiber and the characteristics of luminescence
Cloth is uniform, avoids dazzle.
The utility model has the technical scheme that
The utility model proposes a kind of free from glare headlamps, including laser coupled mould group, several glass optical fibers, secondary coupling
Clutch part, shine carrier, fluorescent apparatus；The laser coupled Mo Zu connects secondary coupled apparatus through several glass optical fibers respectively,
The secondary coupled apparatus is set on the luminous carrier, and the fluorescent apparatus is set to the light-emitting surface of the luminous carrier；It is described
The light source of laser coupled mould group transmitting is transmitted to the secondary coupled apparatus through the glass optical fiber, and light source is through secondary coupled apparatus
Spread and be evenly distributed on light-emitting surface in the luminous carrier after coupling, after through the fluorescent apparatus formed illumination light
Source.
Preferably, the secondary coupled apparatus is several flat coupled apparatuses；The luminous carrier is light guide plate；Often
A flat coupled apparatus is correspondingly connected with a glass optical fiber, and each flat coupled apparatus is clamping in light guide plate light-emitting surface side
With backlight surface side.
Preferably, the linearly equidistant arrangement along the vertical direction of several flat coupled apparatuses.
Preferably, the secondary coupled apparatus is several absorption type coupled apparatuses；The luminous carrier is light guide plate；Often
A absorption type coupled apparatus is correspondingly connected with a glass optical fiber, and each absorption type coupled apparatus is adsorbed in light guide plate backlight surface side
On.
Preferably, several absorption type coupled apparatuses are arranged on the light guide plate at array manner.
Preferably, the side and backlight surface side of the not set secondary coupled apparatus of light guide plate are equipped with reflective layer.
Preferably, the secondary coupled apparatus is plug-in type coupled apparatus；The luminous carrier is light-strip；It is described to insert
Enter formula coupled apparatus one end for connecting several glass optical fibers, the other end is connect with light-strip；Light source is through secondary coupled apparatus coupling
It is uniformly distributed after conjunction on the light-strip surface.
Preferably, the light-emitting surface of the luminous carrier is equipped with texturing.
Preferably, the fluorescent apparatus is fluorescence coating, the fluorescence coating is coated on the light-emitting surface of the luminous carrier.
The utility model has the following beneficial effects:
A kind of free from glare headlamp of the utility model, using large-power optical fiber leaded light, large area homogenous diffusion shines, and improves
Spatial brightness avoids the intuitive dazzle sense of discomfort of human eye；The secondary coupled apparatus of diversified forms can be used, shine carrier, simplified original
The mode for thering is plate lamp source to be directly accessed, it is easy to use safer, optical alignment trouble is saved, diversification of forms is more attractive.
Detailed description of the invention
Fig. 1 is a kind of theory structure schematic diagram of free from glare headlamp of the utility model；
Fig. 2 is a kind of structural schematic diagram of free from glare headlamp first embodiment of the utility model；
Fig. 3 is a kind of structural schematic diagram of free from glare headlamp second embodiment of the utility model；
Fig. 4 is a kind of structural schematic diagram of free from glare headlamp third embodiment of the utility model.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Due to the limitation of fiber numerical aperture, high-power coupling optical fiber transmission tail end light emitting angle is smaller, is directly used in photograph
It is bright to cause stronger dazzle, so that user is generated uncomfortable feeling.For this purpose, the utility model proposes a kind of illuminations of free from glare
Lamp can solve the glare problem of optical fibre illumination, improve the energy loss of ordinary flat lamp and benefit by high-power optical fiber coupled
With the easy flexible usage mode of optical fiber and the characteristics of luminescence, distributes light over uniformly, avoid dazzle.
Such as Fig. 1, a kind of free from glare headlamp of the utility model includes laser coupled mould group 1, several glass optical fibers 2, secondary
Coupled apparatus 3, shine carrier 4, fluorescent apparatus 5.The laser coupled mould group 1 connects secondary coupling through several glass optical fibers 2 respectively
Clutch part 3, the secondary coupled apparatus 3 are set on the luminous carrier 4, and the fluorescent apparatus 5 is set to the luminous carrier 4
Light-emitting surface.In this way, the light source that the laser coupled mould group 1 emits is transmitted to the secondary coupled apparatus through the glass optical fiber 2
3, light source spreads in the luminous carrier and is evenly distributed on light-emitting surface after the coupling of secondary coupled apparatus, after through described
Fluorescent apparatus 5 forms lighting source.
The laser coupled mould group includes semiconductor laser, optical coupler module, by existing semiconductor laser and light
The integrally-formed laser coupled mould group of coupling module, to provide high-power laser coupling light source.The semiconductor laser can be adopted
With various types of semiconductor lasers, such as 450nm blue semiconductor laser.The optical coupler module can be a piece of lens
Or the lens group of multiple lens compositions.The laser coupled mould group substitutes common LED light source or LED in conjunction with glass optical fiber
Plastic optical fiber is coupled, high power light transmission is realized, is really achieved the rank of light-guide illumination.Light end then relies on glass optical fiber diameter out
The advantage that small and light emitting angle is limited by numerical aperture can carry out secondary efficient coupling and enter to shine through secondary coupled apparatus 3
Carrier 4.Under one embodiment, the integrally-formed laser coupled mould group is equipped with several laser output interfaces, each laser
Output interface is correspondingly connected with a glass optical fiber.Under another embodiment, the laser coupled mould group includes several laser coupled moulds
Block, each laser coupled module are correspondingly connected with a glass optical fiber.
The secondary coupled apparatus 3 carries out optical alignment in advance, then in connection, directly by glass optical fiber and luminous carrier
4 are connected by secondary coupled apparatus, do optical alignment without subsequent, and light can be effectively gone out after connection.Light source is through secondary coupler
Part 3 couples, and essential mechanism is interface transmission, while improving coupling efficiency using structure.
In order to realize light source diversification, multiple types are can be used in the luminous carrier 4.For this purpose, the secondary coupled apparatus
There can also be different shape, such as plug-in type, flat, absorption type.
Fig. 2 shows a kind of structure of free from glare headlamp first embodiment, which is a kind of free from glare flat lamp.
The secondary coupled apparatus is several flat coupled apparatuses 31.The luminous carrier is light guide plate 41.The flat coupling
31 points of upper layer and lower layer of device are fixed on 41 two sides of light guide plate and are fixedly clamped, and specifically, two sides are 411 He of light guide plate light-emitting surface side
Backlight surface side 412.Each flat coupled apparatus is correspondingly connected with a glass optical fiber.Several flat coupled apparatuses are along the vertical direction
Linearly equidistant arrangement.Optical fiber tail-end and the alignment of light guide plate side, light are coupled into light guide plate with low-angle.
Fig. 3 shows a kind of structure of free from glare headlamp second embodiment, which is another free from glare plate
Lamp.The secondary coupled apparatus is several absorption type coupled apparatuses 32.The luminous carrier is light guide plate 42.The absorption type coupling
Clutch part 32 such as uses pyramidal structure, is directly attached to the backlight surface side 422 of light guide plate, and each absorption type coupled apparatus is corresponding
A glass optical fiber is connected, several absorption type coupled apparatuses are arranged on the light guide plate at array manner, such multifiber shape
At array incidence.
Under above-mentioned two embodiment, in order to enable light is evenly distributed on light guide plate, it is equipped with inside the light guide plate
Site through optical design can be used existing optical design software and directly print generation according to demand, mainly passes through each scattering
The different scattering direction of point realizes that even light inside light guide plate and the same face go out light.For example, the distribution of array of designs formula is more
A scattering point, each scattering point can scatter the light of different directions.In addition, reflective layer can also be arranged on the light guide plate, such as exist
The side and backlight surface side 422 of not set secondary coupled apparatus are equipped with reflective layer, such as reflect pad pasting.In addition, the light guide plate table
Facet etch forms texturing, and texturing are various informative, and according to carving technique difference, the light intensity at texturing can be slightly higher or relatively low, from
And entire light-emitting surface is made to appear to have figure decoration, increase illumination aesthetics.
Fig. 4 shows a kind of structure of free from glare headlamp third embodiment, which is a kind of linear lamp of free from glare.
The secondary coupled apparatus is plug-in type coupled apparatus 33, which can be used one or bull.It is described to shine
Carrier is light-strip 43.Described 33 one end of plug-in type coupled apparatus is for connecting several glass optical fibers, the other end and light-strip 43
Connection；Light source is uniformly distributed after the coupling of secondary coupled apparatus on 43 surface of light-strip.Since light-strip diameter is much larger than
Multifiber can be coupled into light-strip simultaneously by glass optical fiber, a plug-in type coupled apparatus.Light-strip is that side is illuminated, is
Raising side luminous efficiency, the light-strip is equipped with scattering point structure, such as by multiple scattering point structures in a manner of evenly arranged
Distribution, so that light is uniformly distributed in the light-strip and is emitted from surface.In addition, the light-strip surface etches to form quarter
Flower, texturing are various informative, and according to carving technique difference, the light intensity at texturing can be slightly higher or relatively low, to make entirely to shine
Face appears to have figure decoration, increases illumination aesthetics.
The fluorescent apparatus can be fluorescence coating, and the fluorescence coating is coated on the light-emitting surface of the luminous carrier, is such as set to
The light-emitting surface of the light guide plate of first and second embodiment, or the light-emitting surface of the light-strip as being set to the third embodiment,
The periphery of the i.e. described light-strip.On the one hand blue laser excitation is converted into white light and is provided with illumination use by the fluorescent apparatus；
On the one hand outgoing light homogeneity is improved, glare problem is effectively relieved, on the other hand the excitation of energy large area, dispersion heat reduces lamps and lanterns temperature
Degree improves safety.
Using the utility model headlamp, anti-dazzle works well, and securely and reliably, illuminating effect is better than common daylight
Lamp.Large area homogenous diffusion shines, and improves spatial brightness, the dazzle sense of discomfort for avoiding human eye from looking at straight.
It should be understood by those skilled in the art that foregoing description and the embodiments of the present invention shown in the drawings are only used as
It illustrates and is not intended to limit the utility model.The purpose of this utility model completely effectively realizes.The function of the utility model
And structural principle shows and illustrates in embodiment, under without departing from the principle, the embodiments of the present invention can
To have any deformation or modification.
Claims (11)
1. a kind of free from glare headlamp, which is characterized in that including laser coupled mould group, several glass optical fibers, secondary coupled apparatus,
Shine carrier, fluorescent apparatus；The laser coupled Mo Zu connects secondary coupled apparatus through several glass optical fibers respectively, described secondary
Coupled apparatus is set on the luminous carrier, and the fluorescent apparatus is set to the light-emitting surface of the luminous carrier；The laser coupled
The light source of mould group transmitting is transmitted to the secondary coupled apparatus through the glass optical fiber, light source after the coupling of secondary coupled apparatus
Spread in the luminous carrier and be simultaneously evenly distributed on light-emitting surface, after through the fluorescent apparatus form lighting source.
2. a kind of free from glare headlamp according to claim 1, which is characterized in that the secondary coupled apparatus is several flat
Mouth formula coupled apparatus；The luminous carrier is light guide plate；Each flat coupled apparatus is correspondingly connected with a glass optical fiber, Mei Geping
Mouth formula coupled apparatus is clamping in light guide plate light-emitting surface side and backlight surface side.
3. a kind of free from glare headlamp according to claim 2, which is characterized in that several flat coupled apparatuses are along vertical
It linearly equidistantly arranges in direction.
4. a kind of free from glare headlamp according to claim 1, which is characterized in that the secondary coupled apparatus is several suctions
Attached formula coupled apparatus；The luminous carrier is light guide plate；Each absorption type coupled apparatus is correspondingly connected with a glass optical fiber, each suction
Attached formula coupled apparatus is adsorbed on light guide plate backlight surface side.
5. a kind of free from glare headlamp according to claim 4, which is characterized in that several absorption type coupled apparatuses are at array
Mode is arranged on the light guide plate.
6. a kind of free from glare headlamp according to claim 2 or 4, which is characterized in that be equipped with net inside the light guide plate
Point, so that light is distributed through site even action in light guide plate and is emitted from light-emitting surface.
7. a kind of free from glare headlamp according to claim 2 or 4, which is characterized in that the light guide plate is not set secondary
The side and backlight surface side of coupled apparatus are equipped with reflective layer.
8. a kind of free from glare headlamp according to claim 1, which is characterized in that the secondary coupled apparatus is plug-in type
Coupled apparatus；The luminous carrier is light-strip；Plug-in type coupled apparatus one end is another for connecting several glass optical fibers
End is connect with light-strip；Light source is uniformly distributed after the coupling of secondary coupled apparatus on the light-strip surface.
9. a kind of free from glare headlamp according to claim 8, which is characterized in that the light-strip is equipped with scattering point knot
Structure, so that light is uniformly distributed in the light-strip and is emitted from surface.
10. a kind of free from glare headlamp according to claim 1, which is characterized in that the light-emitting surface of the luminous carrier is set
There are texturing.
11. a kind of free from glare headlamp according to claim 1, which is characterized in that the fluorescent apparatus is fluorescence coating, institute
State the light-emitting surface that fluorescence coating is coated on the luminous carrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465848.XU CN209688746U (en) | 2019-04-09 | 2019-04-09 | A kind of free from glare headlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920465848.XU CN209688746U (en) | 2019-04-09 | 2019-04-09 | A kind of free from glare headlamp |
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| Publication Number | Publication Date |
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| CN209688746U true CN209688746U (en) | 2019-11-26 |
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| CN201920465848.XU Active CN209688746U (en) | 2019-04-09 | 2019-04-09 | A kind of free from glare headlamp |
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| CN (1) | CN209688746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915789A (en) * | 2019-04-09 | 2019-06-21 | 浙江光塔节能科技有限公司 | A kind of free from glare headlamp |
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2019
- 2019-04-09 CN CN201920465848.XU patent/CN209688746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915789A (en) * | 2019-04-09 | 2019-06-21 | 浙江光塔节能科技有限公司 | A kind of free from glare headlamp |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room e-405-406, No. 198, Qidi Road, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Guangta Safety Technology Co., Ltd Address before: Room E-405-406, 198 Kaidi Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG GUANGTA ENERGY-SAVING TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |