CN110454747A - Lighting device - Google Patents
Lighting device Download PDFInfo
- Publication number
- CN110454747A CN110454747A CN201810424969.XA CN201810424969A CN110454747A CN 110454747 A CN110454747 A CN 110454747A CN 201810424969 A CN201810424969 A CN 201810424969A CN 110454747 A CN110454747 A CN 110454747A
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- Prior art keywords
- lighting device
- optical
- light
- unit
- light beam
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/657—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to a kind of lighting devices, comprising: carrier (1) is provided with electric conductor;First luminescence unit (2) and the second luminescence unit (3), are arranged on carrier (1), connect respectively with electric conductor for emitting light beam;First optical unit (4), wherein the first light beam (L1) from the first luminescence unit (2) is emitted via the first optical unit (4), to form the lower beam illumination of lighting device (100);And second optical unit (5), wherein the second light beam (L2) from the second luminescence unit (3) is emitted via the second optical unit (5), to form the far lighting of lighting device (100).
Description
Technical field
The present invention relates to a kind of lighting device more particularly to a kind of lighting devices for vehicle, such as headlight.
Background technique
Lighting device for vehicle generally includes the headlight for realizing front illumination in vehicle travel process.Vehicle
Headlight be mainly used for Vehicular night driving illumination, its brightness and direction of illumination are to Guan Chong for the safety of driving
It wants.The case where luminous intensity of headlight is insufficient or direction of illumination is improper, vehicle front cannot be clear and easy to see, or
It shines to the driver for head-on sailing the vehicle come at dazzling the eyes, interferes the visual field, these are all the factors for leading to accident.Existing headlight
Equipped with light projection system, the light source of light projection system generally has the types such as white heat, halogen, xenon lamp (i.e. HID), but with skill
The development of art, traditional incandescent vacuum lamp are gradually replaced.
The light projection system of headlight generates two kinds of illumination functions, i.e. lower beam illumination and far lighting in headlight.Far
Optical illumination is i.e. for the traveling light beam in road driving, and lower beam illumination is i.e. on the good road of lighting condition or having
Meeting light beam on road when driving.Requirement to general headlight essentially consists in, vehicle in night running, headlight
Distance light can illuminate at Chinese herbaceous peony 100m in the range of, the object of high 2m, guarantee that driver has found to adopt in time when there is barrier in front
Take braking or detour measure, it is ensured that traffic safety.In addition, not only should ensure that Chinese herbaceous peony when using the low-beam function of headlight
Driver can see barrier clearly at 40m, and will not generate and dazzle the eyes to the driver or pedestrian for head-on sailing the vehicle come, to ensure
Safety of the vehicle in night intersection vehicle when driving.The headlight of the prior art is usually used to provide distance light and lower beam illumination
The distance light and dipped beam that moveable barn door, the i.e. different location according to locating for barn door realize headlight respectively.Existing skill
Another scheme of art is then to share a barn door using two reflectors or multiple collimators to realize different photographs
Obvious results fruit.
Summary of the invention
For the technical problem more than solving, the present invention provides a kind of new lighting devices.The lighting device has good
Good passive heat dissipation performance, and be easy to manufacture in a cost effective manner, single lighting device is just capable of providing lower beam illumination
With two kinds of functions of far lighting, such as the headlight for vehicle.
The purpose of the present invention in this way realize by a kind of lighting device, and wherein the lighting device includes: carrier, be provided with
Electric conductor;First luminescence unit and the second luminescence unit, are arranged on carrier, connect respectively with electric conductor for emitting light
Beam;First optical unit, wherein the first light beam from the first luminescence unit is emitted via the first optical unit, to form photograph
The lower beam illumination of bright device;And second optical unit, wherein the second light beam from the second luminescence unit is via the second optics
Unit outgoing, to form the far lighting of lighting device.Single lighting device just have realize lower beam illumination and far lighting this
The ability of two kinds of functions, and in view of a variety of luminescence units that can generate heat are all mounted or positioned at identical carrier
On, the heat dissipation performance of lighting device can be promoted effectively.
The dipped beam of further preferred embodiment according to the present invention, the edge limited lighting device of the second optical unit shines
Bright "cut-off"line.It is no using dedicated fixed or mobile barn door in the case where, the second optical unit energy
The light for blocking and being exported by the first optical unit is effectively realized, enough to limit the figure of the illumination formed by the light of the output
Case, such as limit out the "cut-off"line of lower beam illumination.
A kind of preferred embodiment according to the present invention, the first optical unit include: the optics battle array being made of multiple optical elements
Column, and the first luminescence unit includes: the first light source array being made of multiple first light sources, wherein and each optical element is corresponding
One first light source.Multiple light sources provide lighting device for luminous intensity needed for lower beam illumination.Each optical element is adjusted respectively
The light of each light source is saved, so that having ideal illuminating effect via the light that the first optical unit is emitted.
Further preferred embodiment according to the present invention, multiple optical elements respectively include: the first incidence surface and first
Exit surface, wherein the first light beam enters optical element via the first incidence surface, and is emitted via the first exit surface,
In, the first exit surface is tilted relative to the plane of carrier.Inclined direction according to the first exit surface relative to bearer plane
And angular dimension, the direction of lower beam illumination and intensity are controlled.
Further preferred embodiment according to the present invention, optical array include the first array and second array, wherein the
Out firing table of the exit surface of the optical element of an array relative to the inclined direction of plane of carrier and the optical element of second array
Face is different relative to the inclined direction of plane of carrier.To which according to the concrete configuration of optical array, the dipped beam of lighting device shines
It is bright to be restricted to ideal range.
Further preferred embodiment according to the present invention, optical array are integrated into.Multiple optics of optical array
Part can be preferably integrated into identical single component, such as utilize injection molding process.
A kind of preferred embodiment according to the present invention, the second optical unit include: light conducting part, for conducting the second light
Beam, wherein light conducting part extends away from carrier and is partially blocked by the first light beam.Light conducting part limits the biography of the second light beam
Direction and conductance range are led, to obtain the illumination zone of ideal far lighting.
Further preferred embodiment according to the present invention, the outer surface of light conducting part are designed as reflective and reflecting part
The first light beam divided.The reflection light ability of light conducting part can further increase the luminous efficiency of lighting device, and especially
It can aid in the lighting pattern for the lower beam illumination that limitation is formed via the first light beam.
The outer surface of further preferred embodiment according to the present invention, light conducting part coats the coating containing aluminium.Contain
The coating of aluminium element can efficiently reflect the first light beam being emitted via the first optical unit, to improve shining for lighting device
Efficiency.
Further preferred embodiment according to the present invention, the second optical unit further include: the second incidence surface and second
Exit surface, wherein light conducting part extends to the second exit surface from the second incidence surface, wherein the side of the second exit surface
Edge limits the "cut-off"line of the lower beam illumination of lighting device.The light that the second exit surface edge can be crossed forms dipped beam and shines
Bright lighting pattern, the light that can not cross the second exit surface edge are then successfully blocked by the second optical unit, this defines
The "cut-off"line of lower beam illumination.
Further preferred embodiment according to the present invention, the second exit surface are designed as curved surfaces.Second is crossed to go out
The light of the curved edge of reflective surface can have ideal "cut-off"line.
Further preferred embodiment according to the present invention, the second incidence surface includes: multiple entrance ports, and second sends out
Light unit includes: the second light source array being made of multiple second light sources, wherein the corresponding second light source in each entrance port.
Multiple second light sources ensure that the illumination intensity of far lighting, and also improve the thermally conductive situation of lighting device.
Further preferred embodiment according to the present invention, the first optical unit and the second optical unit of lighting device by
Polycarbonate is made.Thus manufactured optical unit has the mechanical hardness of good translucency abundance.
Further preferred embodiment according to the present invention, lighting device further include collimating mirror, wherein the first light beam and
Two light beams are emitted via collimating mirror respectively.The beam combination that collimating mirror helps to export via multiple optical elements is together with shape
At final illuminating bundle.
Further preferred embodiment according to the present invention, lighting device further include radiator, wherein radiator and carrier
Thermally conductive connection.It is dissipated into ambient enviroment via carrier conduction to radiator, then via radiator by the heat that luminescence unit generates,
Such as it is dissipated into air.
Detailed description of the invention
Attached drawing forms part of this specification, and is used to help further understand the present invention.These attached drawings illustrate this hair
Bright embodiment, and be used to illustrate the principle of the present invention together with specification.The identical label of identical component in the accompanying drawings
It indicates.It is shown in figure:
Fig. 1 shows the structural schematic diagram of the lighting device of embodiment according to the present invention.
Fig. 2 shows the top views of the first optical unit of the lighting device of embodiment according to the present invention.
Fig. 3 shows the front view of the first optical unit of the lighting device of embodiment according to the present invention.
Fig. 4 shows the top view of the second optical unit of the lighting device of embodiment according to the present invention.
Fig. 5 shows the structural schematic diagram of the lighting device of embodiment according to the present invention.
Specific embodiment
Fig. 1 shows the structural schematic diagram of the lighting device 100 of embodiment according to the present invention.Lighting device 100 includes: to carry
Body 1, is provided with electric conductor;First luminescence unit 2 and the second luminescence unit 3, are respectively provided on the carrier 1, connect respectively with electric conductor
It connects for emitting light beam;First optical unit 4, wherein the first light beam L1 from the first luminescence unit 2 is via the first optics list
Member 4 is emitted, to form the lower beam illumination of lighting device 100;And second optical unit 5, wherein come from the second luminescence unit 3
The second light beam L2 be emitted via the second optical unit 5, to form the far lighting of lighting device 100.Therefore, lower beam illumination and
Far lighting can be all integrated in a module or a device, such as using LED as light source.Second optical unit 5
Effect identical with traditional barn door, the first light beam L1 for shield portions can be achieved.
It generates the first luminescence unit 2 of the light beam for lower beam illumination and generates the second hair of the light beam for far lighting
Light unit 3 is preferably all disposed on identical carrier 1, and carrier 1 is absorbable and conduction is shone by the first luminescence unit 2 and second
The heat that unit 3 generates.Carrier 1 can also provide the electricity for generating light beam to the first luminescence unit 2 and the second luminescence unit 3
Power.Carrier 1 is, for example, the printed circuit board with printing electric conductor.First optical unit 4 and the second optical unit 5 can be by poly- carbon
Acid esters material is made, such as Makrolon, Lupilon or Tarflon.Second optical unit 5 can effectively block or
Limit the range that can be emitted by the light beam that the first luminescence unit 2 generates.In other words, which allows
The first whole light beam L1 pass through, or only the first light beam L1 of part are allowed to pass through.
First luminescence unit 2 and the second luminescence unit 3 are preferably designed as being made of LED light source.Therefore, lower beam illumination
The LED of LED and far lighting is disposed on the same circuit board.The light beam of LED light source has directive property, so that
First optical unit 4 and the second optical unit 5 can more easily collect the light beam from light source.Moreover, the light intensity of LED light source
It is sufficiently large, it is capable of providing the sufficient illuminating effect of lighting device 100.In Fig. 1, the first luminescence unit 2 and the second luminescence unit 3
It is arranged preferably relative to the optical axis A of lighting device 100, such as is symmetrically arranged relative to optical axis A, and the first optics
The placement location of unit 4 and the second optical unit 5 is corresponding with the position of the first luminescence unit 2 and the second luminescence unit 3 respectively.Tool
There are the first optical unit 4 and the lighting device 100 of the second optical unit 5 not only to have the ability of lower beam illumination, but also has
For the ability of far lighting.
Fig. 2 shows the top views of the first optical unit of the lighting device of embodiment according to the present invention.First optics list
Member includes the optical array 40 being made of multiple optical elements 41.Optical array 40 is preferably integrated into, such as passes through note
Molding mode is penetrated to be made.Multiple optical elements 41 are respectively the optical element 41 of total internal reflection (TIR).Each light of optical array 40
It learns part 41 and respectively corresponds one of them for forming multiple first light sources of the first luminescence unit.In other words, each first light source
The light beam of generation is emitted after an optical element 41 respectively.For example, the pattern of lower beam illumination depends on the cloth of optical array 40
It sets and is formed, the optical element of each total internal reflection is used for a LED, and final lower beam illumination by multiple LED by that will be produced
Raw multiple hot spots are superimposed to be formed by collimating mirror.
For example, the first optical unit further includes the carrier 42 of optical array, it is used to connect and support multiple optical elements 41,
I.e. multiple optical elements 41 are all disposed within 42 on the carrier of identical optical array.Optical element 41 can also be by the carrier of optical array
42 be fixed on circuit board or other fixtures on.Multiple optical elements 41 respectively include: the first incidence surface 411 and first goes out
Reflective surface 412, wherein the first light beam enters optical element 41 via the first incidence surface 411, and via the first exit surface
412 outgoing, wherein the first exit surface 412 is tilted relative to the plane of carrier.First plane of incidence 411 has the function of collimating mirror
Can, to collect the light beam from the first luminescence unit 2, and adjust in ideal conduction orientation the light beam of collection.For example, first
Incidence surface 411 and the spacing of the circuit board as carrier are about 1mm, for example, 1.03mm.
Optical array 40 includes the first array 40a and second array 40b, wherein the optical element 41 of the first array 40a goes out
Reflective surface is relative to the exit surface of the inclined direction of plane of carrier and the optical element 41 of second array 40b relative to carrier
The inclined direction of plane is different.
In embodiment as illustrated in FIG. 2, the first array 40a includes three light being distributed on the left of the first optical unit
Part 41 is learned, second array 40b includes three optical elements 41 being distributed on the right side of the first optical unit.Three optical elements 41 in left side
Exit surface tilted to the left relative to the carrier 42 of optical array, the exit surfaces of three optical elements 41 on right side relative to
The carrier 42 of optical array tilts to the right.This enables reflects and the light that is emitted is towards a left side in the optical element 41 in left side
Lateral deviation turns, and the light for reflecting and being emitted in the optical element 41 on right side can be deflected towards right side.
Fig. 3 shows the front view of the first optical unit of the lighting device of embodiment according to the present invention.In the implementation of Fig. 3
It is altogether 7 by the optical element 41 shown in circular pattern, this 7 optical elements include being made of 4 optical elements in left side in example
The first array 40a and second array 40b being made of 3, right side optical element, or be made of 3 optical elements in left side first
The array 40a and second array 40b being made of 4, right side optical element.Multiple optical elements 41 can be distributed in a predetermined pattern, such as
It is distributed in the pattern of camber line, or is distributed with the pattern of straight line, distribution mode can correspond to the distribution of multiple first light sources
Mode.
Fig. 4 shows the top view of the second optical unit of the lighting device of embodiment according to the present invention.Second optics list
Second incidence surface 511 and second exit surface 512 of the member including light conducting part 50 and the both ends for being set to light conducting part.Light
Conducting part 50 is preferably with the inner surface of total internal reflection (TIR).Be made of multiple second light sources is provided on circuit board
Two luminescence units, each second light source respectively correspond entrance port 511a, 511b, 511c for second optical unit.Enter
Loophole 511a, 511b, 511c have the function of collimating mirror, to collect the light beam from the second luminescence unit, and are preferably passing
The side of leading adjusts upward the light beam of collection.
In the present embodiment, three entrance ports are shown, i.e. the first entrance port 511a, the second entrance port 511b and third enter
Loophole 511c, these three entrance ports are formed with being spaced apart, separately to collect the light beam of three light sources.For example, via
Second light beam of three entrance port 511a, 511b, 511c incidence separated mixes in light conducting part 50 by total internal reflection
It closes, to obtain the uniformity of the hot spot of far lighting
The second light beam from second light source enters light conducting part 50 via entrance port respectively, and in light conducting part 50
It is emitted after being totally reflected on surface by the second exit surface 512.Reflectance coating, example are coated on the outer surface of light conducting part 50
Such as containing the coating of aluminium element.The first light beam blocked by the light conducting part 50 of the second optical unit can coated reflection, in turn
Change the light path for the first light beam being blocked.Second exit surface 512 has the shape of arc, and the edge of arc can be into one
The "cut-off"line for the lower beam illumination that step optimization is formed by the first light beam, to form desired illuminating effect.
Fig. 5 shows the structural schematic diagram of the lighting device 100 of embodiment according to the present invention.In the embodiment shown in Fig. 5
In, lighting device 100 further includes leading hot linked radiator 7 with the carrier 1 of the first luminescence unit 2 and the second luminescence unit 3, by
The heat that first luminescence unit 2 and the second luminescence unit 3 generate is conducted via carrier 1 to radiator 7, and is sent out via radiator 7
It is dissipated in ambient enviroment.
Lighting device 100 further includes collimating mirror 6, by being emitted via the first optical unit 4 of generating of the first luminescence unit 2
First light beam L1 is collimated after mirror 6 adjusts and is emitted, and is emitted by what the second luminescence unit 3 generated via the second optical unit 5
The second light beam L2 be collimated mirror 6 adjust after be emitted.
Moreover, be emitted by what the first luminescence unit 2 generated via the first optical unit 4, but by the second optical unit 5
Light conducting part block and reflect after the reflected beams L3 be collimated mirror adjustment after be emitted.Collimating mirror can will be by the first luminescence unit
2 and second luminescence unit 3 multiple light sources generate respectively single light beam combination and be superimposed to form final dipped beam
Lighting pattern or far lighting pattern.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.It is done within the spirit and principles of the present invention it is any modification, etc.
With replacement, improvement etc., should all be included in the protection scope of the present invention.
Reference label
1 carrier
2 first luminescence units
3 second luminescence units
4 first optical units
5 second optical units
6 collimating mirrors
7 radiators
40 optical arrays
The first array of 40a
40b second array
41 optical elements
411 first incidence surfaces
412 first exit surfaces
The carrier of 42 optical arrays
50 smooth conducting parts
511 second incidence surfaces
512 second exit surfaces
The entrance port 511a, 511b, 511c
100 lighting devices
The first light beam of L1
The second light beam of L2
L3 the reflected beams.
Claims (15)
1. a kind of lighting device (100) characterized by comprising
Carrier (1), is provided with electric conductor;
First luminescence unit (2) and the second luminescence unit (3), are arranged on the carrier (1), connect respectively with the electric conductor
It connects for emitting light beam;
First optical unit (4), wherein the first light beam (L1) from first luminescence unit (2) is via first light
Unit (4) outgoing is learned, to form the lower beam illumination of the lighting device (100);And
Second optical unit (5), wherein the second light beam (L2) from second luminescence unit (3) is via second light
Unit (5) outgoing is learned, to form the far lighting of the lighting device (100).
2. lighting device (100) according to claim 1, which is characterized in that the edge of second optical unit (5) limits
The "cut-off"line of the lower beam illumination of the fixed lighting device (100).
3. lighting device (100) according to claim 1, which is characterized in that first optical unit (4) includes:
The optical array (40) being made of multiple optical elements (41), and
First luminescence unit (2) includes:
The first light source array being made of multiple first light sources, wherein the corresponding first light source of each optical element (41).
4. lighting device (100) according to claim 3, which is characterized in that the multiple optical element (41) respectively include:
First incidence surface (411) and the first exit surface (412), wherein first light beam (L1) enters via described first
Reflective surface (411) enters the optical element, and is emitted via first exit surface (412), wherein first outgoing
Surface (412) is tilted relative to the plane of the carrier (1).
5. lighting device (100) according to claim 4, which is characterized in that the optical array (40) includes first gust
Arrange (40a) and second array (40b), wherein the exit surface of the optical element of first array (40a) is relative to the carrier
(1) exit surface of the optical element of the inclined direction of plane and the second array (40b) is relative to the flat of the carrier (1)
The inclined direction in face is different.
6. lighting device (100) according to claim 5, which is characterized in that the optical array (40) is integrated into.
7. lighting device (100) according to claim 1, which is characterized in that second optical unit (5) includes:
Light conducting part (50), for conducting second light beam (L2), wherein the smooth conducting part (50) deviates from the carrier
(1) extend and be partially blocked by first light beam (L1).
8. lighting device (100) according to claim 7, which is characterized in that the outer surface of the smooth conducting part (50) is set
It is calculated as reflective and reflective portion first light beam (L1).
9. lighting device (100) according to claim 7, which is characterized in that the outer surface of the smooth conducting part (50) applies
Cover the coating containing aluminium.
10. lighting device (100) according to claim 7, which is characterized in that second optical unit (5) further include:
Second incidence surface (511) and the second exit surface (512), wherein the smooth conducting part (50) is incident from described second
Surface (511) extends to second exit surface (512), wherein second exit surface (512) it is edge limited described
The "cut-off"line of the lower beam illumination of lighting device (100).
11. lighting device (100) according to claim 10, which is characterized in that the second exit surface (512) design
For curved surfaces.
12. lighting device (100) according to claim 10, which is characterized in that the second incidence surface (511) packet
It includes:
Multiple entrance ports (511a, 511b, 511c), and
Second luminescence unit (3) includes: the second light source array being made of multiple second light sources, wherein each entrance port
(511a, 511b, 511c) corresponds to a second light source.
13. lighting device (100) according to any one of claim 1 to 12, which is characterized in that the first optics list
First (4) and second optical unit (5) are made of polycarbonate.
14. lighting device (100) according to any one of claim 1 to 12, which is characterized in that further include:
Collimating mirror (6), wherein first light beam (L1) and second light beam (L2) go out via the collimating mirror (6) respectively
It penetrates.
15. lighting device (100) according to any one of claim 1 to 12, which is characterized in that further include:
Radiator (7), wherein the radiator (7) and the carrier (1) thermally conductive connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810424969.XA CN110454747A (en) | 2018-05-07 | 2018-05-07 | Lighting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810424969.XA CN110454747A (en) | 2018-05-07 | 2018-05-07 | Lighting device |
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CN110454747A true CN110454747A (en) | 2019-11-15 |
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CN201810424969.XA Pending CN110454747A (en) | 2018-05-07 | 2018-05-07 | Lighting device |
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CN104121535A (en) * | 2013-04-29 | 2014-10-29 | 汽车照明罗伊特林根有限公司 | Light module for a motor vehicle headlamp |
CN104421800A (en) * | 2013-09-05 | 2015-03-18 | 株式会社小糸制作所 | Vehicular lamp unit |
CN105090852A (en) * | 2014-05-09 | 2015-11-25 | 松下知识产权经营株式会社 | Lighting apparatus and automobile including the same |
CN105650565A (en) * | 2015-12-30 | 2016-06-08 | 清华大学深圳研究生院 | Automobile headlamp and manufacturing method thereof |
CN107289395A (en) * | 2016-04-11 | 2017-10-24 | 法雷奥照明公司 | For the headlamp module for the motor vehicles for launching light beam |
-
2018
- 2018-05-07 CN CN201810424969.XA patent/CN110454747A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104121535A (en) * | 2013-04-29 | 2014-10-29 | 汽车照明罗伊特林根有限公司 | Light module for a motor vehicle headlamp |
CN104421800A (en) * | 2013-09-05 | 2015-03-18 | 株式会社小糸制作所 | Vehicular lamp unit |
CN105090852A (en) * | 2014-05-09 | 2015-11-25 | 松下知识产权经营株式会社 | Lighting apparatus and automobile including the same |
CN105650565A (en) * | 2015-12-30 | 2016-06-08 | 清华大学深圳研究生院 | Automobile headlamp and manufacturing method thereof |
CN107289395A (en) * | 2016-04-11 | 2017-10-24 | 法雷奥照明公司 | For the headlamp module for the motor vehicles for launching light beam |
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