CN107062023A - A kind of adaptive laser lighting lamp - Google Patents
A kind of adaptive laser lighting lamp Download PDFInfo
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- CN107062023A CN107062023A CN201710437565.XA CN201710437565A CN107062023A CN 107062023 A CN107062023 A CN 107062023A CN 201710437565 A CN201710437565 A CN 201710437565A CN 107062023 A CN107062023 A CN 107062023A
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- Prior art keywords
- unit
- reflector element
- light
- lighting lamp
- wavelength conversion
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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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
- B60Q1/12—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to steering position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
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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
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/08—Refractors for light sources producing an asymmetric light distribution
-
- 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
- F21V7/06—Optical design with parabolic curvature
-
- 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
- F21V7/08—Optical design with elliptical curvature
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of adaptive laser lighting lamp, including laser source unit, wavelength conversion unit and reflector element, wavelength conversion unit is located at the focal point of reflector element, laser source unit includes lasing light emitter and light beam regulation mechanism, the laser beam of lasing light emitter outgoing adjusts the hot spot to form designated shape through light beam regulation mechanism, it is projected on wavelength conversion unit and inspires fluorescence, fluorescence is after reflector element reflects by assigned direction outgoing.By setting light beam regulation mechanism, the light spot shape on laser beam projects to wavelength conversion unit and size sent according to current road conditions and ambient intensity adjustment lasing light emitter, so as to form current desired illuminating bundle.The present invention can adjust brightness and the illumination zone degree of illuminating bundle in real time according to current road conditions and current outside light intensity, substantially increase travel safety and comfort level, and need not adjust whole car light, reduce energy expenditure, control accuracy is high, and simple to operate, stability is good.
Description
Technical field
The present invention relates to lighting technical field, and in particular to a kind of adaptive laser lighting lamp.
Background technology
With the development of semiconductor technology, LED (Light Emitting Diode, light emitting diode) light sources are because with height
The advantages of effect, energy-conservation, environmental protection, low cost and long lifespan, just progressively replacing traditional incandescent lamp and electricity-saving lamp, it is logical as one kind
Lighting source.
In existing LED automobile headlamp, LED/light source is located at the focal point of car light reflector, the light beam of LED/light source outgoing
Collected through car light reflector and back-end optical system (including baffle plate, lens etc.) luminous intensity distribution, it is remote required for finally projecting
Dipped beam field distribution.This kind can be met the light distribution of matching somebody with somebody of the headlight for vehicles dipped beam of demand, but when forming distance light distribution,
Due to being limited by current LED light source brightness, generally there is the problem of center illumination is substantially inadequate, shone in such as light of stage
Bright, headlight for vehicles, Projection Display etc. need the application field of super brightness light source, and LED/light source is just difficult to satisfaction and require that.
In view of the above-mentioned problems, proposing a kind of laser lighting lamp in the prior art, swashed by being set on the outside of car light reflector
On the fluorescent material that light source is launched laser beam and is projected on the inside of car light reflector, fluorescence is inspired and anti-by car light reflector
By assigned direction outgoing after penetrating, to form the light beam advanced in defined solid angle.Yet with vehicle travel process,
It is frequently necessary to according to illumination direction, distance, scope and brightness of road conditions and current outside light intensity adjusting illuminating lamp etc., to carry
High travel safety and comfort level.
However, in existing adaptive headlamp illuminating system, generally being realized by the way of car light is moved integrally, not only
Energy expenditure is big, and increases the possibility that mechanically actuated makes a mistake, and control accuracy is low, and stability is poor.
The content of the invention
It is big to solve energy expenditure present in prior art the invention provides a kind of adaptive laser lighting lamp, hold
Easily make a mistake, control accuracy is low and the problem of poor stability.
In order to solve the above-mentioned technical problem, the technical scheme is that：A kind of adaptive laser lighting lamp, including laser
Source unit, wavelength conversion unit and reflector element, the wavelength conversion unit are located at the focal point of the reflector element, described to swash
Light source cell includes lasing light emitter and light beam regulation mechanism, and the laser beam of the lasing light emitter outgoing is adjusted through the light beam regulation mechanism
The hot spot of designated shape is formed, is projected on the wavelength conversion unit and inspires fluorescence, the fluorescence passes through the reflection
Assigned direction outgoing is pressed after unit reflection.
Further, the laser source unit and wavelength conversion unit are divided into the both sides of the reflector element, described anti-
Penetrating unit and being provided with is used for the thang-kng portion through the laser beam.
Further, the reflector element is curved mirror.
Further, the light beam regulation mechanism includes control unit, driver element and the zoom unit being sequentially connected, institute
State zoom unit to be located between the lasing light emitter and reflector element along light path, described control unit controls the driver element regulation
The position of the zoom unit is to change the light spot shape and size of the laser beam that lasing light emitter is sent.
Further, the zoom unit includes the diffusion sheet and condenser lens set gradually along light path, the diffusion sheet
It is connected with the driver element, the condenser lens and the reflector element are confocal.
Further, the zoom unit is zoom cylindrical mirror, and the zoom cylindrical mirror is connected with the driver element, institute
The focal plane that becomes for stating zoom cylindrical mirror is located at close to the side of the reflector element.
Further, the controlling switch, information detecting unit and center processing that described control unit includes being sequentially connected are single
Member, the CPU is connected with the driver element, and described information monitoring unit includes illumination detection sensor and road
Road image acquisition device.
Further, the driver element uses the combination of electric adjusting mechanism or manual adjustment means or both.
Further, the light path that the laser source unit also includes being located between the lasing light emitter and light beam regulation mechanism turns
Roll over unit.
Further, the wavelength conversion unit includes fluorescence coating and the heat dissipation base being connected with the fluorescence coating, described
Fluorescence coating is located at the focal point of the reflector element.
The adaptive laser lighting lamp that the present invention is provided, including laser source unit, wavelength conversion unit and reflector element, institute
The focal point that wavelength conversion unit is located at the reflector element is stated, the laser source unit includes lasing light emitter and light beam regulation machine
Structure, the laser beam of the lasing light emitter outgoing adjusts the hot spot to form designated shape through the light beam regulation mechanism, is projected to described
On wavelength conversion unit and inspire fluorescence, the fluorescence presses assigned direction outgoing after reflector element reflection.Pass through
Light beam regulation mechanism is set, and the laser beam projects sent according to current road conditions and ambient intensity adjustment lasing light emitter to wavelength turn
The light spot shape and size changed on unit, so as to form current desired illuminating bundle.The present invention can according to current road conditions and work as
Preceding ambient intensity adjusts brightness and the illumination zone degree of illuminating bundle in real time, substantially increases travel safety and comfortable
Degree, and whole car light need not be adjusted, energy expenditure is reduced, control accuracy is high, and simple to operate, stability is good, meets reality
The demand of application.
Brief description of the drawings
Fig. 1 is the structural representation of adaptive laser lighting lamp in a specific embodiment of the invention；
Fig. 2 is the structural representation of control unit in a specific embodiment of the invention.
Shown in figure：10th, laser source unit；110th, lasing light emitter；120th, light path turnover unit；130th, light beam regulation mechanism；
131st, control unit；132nd, driver element；133rd, zoom unit；134th, controlling switch；135th, information detecting unit；136th, it is central
Processing unit；137th, diffusion sheet；138th, condenser lens；20th, wavelength conversion unit；210th, fluorescence coating；220th, heat dissipation base；30、
Reflector element；310th, thang-kng portion.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：
As shown in figure 1, the invention provides a kind of adaptive laser lighting lamp, including laser source unit 10, wavelength convert
Unit 20 and reflector element 30, the wavelength conversion unit 20 are located at the focal point of the reflector element 30, the lasing light emitter list
Member 10 includes lasing light emitter 110 and light beam regulation mechanism 130, and the laser beam of the outgoing of lasing light emitter 110 is through the light beam regulation machine
Structure 130 adjusts the hot spot for forming designated shape, is projected on the wavelength conversion unit 20 and inspires fluorescence, the fluorescence warp
Cross after the reflector element 30 reflects by assigned direction outgoing.Specifically, the laser beam projects that lasing light emitter 110 is launched are to the ripple
In long converting unit 20 and inspire fluorescence, the fluorescence presses assigned direction outgoing after the reflector element 30 reflection, with
The illuminating bundle advanced in defined solid angle is formed, because wavelength conversion unit 20 is located at the focus of the reflector element 30
Place, therefore the illuminating bundle of the formation level after the reflector element 30 reflection of the fluorescence through being inspired on wavelength conversion unit 20
Outgoing.But when running into special road conditions or ambient Strength Changes, it is necessary to adjust brightness and the illumination zone of illuminating bundle,
The laser beam light now sent by light beam regulation mechanism 130 according to current road conditions and ambient intensity adjustment lasing light emitter 110
Shape of spot and size, that is, the light spot shape being projected on wavelength conversion unit 20 and size, so as to form current desired illumination
Light beam, during if desired for high beam, can reduce the width of illuminating bundle in the horizontal direction or width vertically to reduce
Illumination zone simultaneously improves brightness of illumination, it is necessary to during dipped headlight, can expand illuminating bundle width in the horizontal direction or along vertical
The width in direction is to expand illumination zone and reduce brightness of illumination, or is adjusted accordingly according to road conditions, herein not one by one
Enumerate.
Fig. 1 is continued referring to, the laser source unit 10 and wavelength conversion unit 20 are divided into the reflector element 30
Both sides, the reflector element 30, which is provided with, is used for the thang-kng portion through the laser beam.Specifically, both sides herein are digital reflexs
Both sides of the unit 30 along optical path direction, the quantity in thang-kng portion 310 can be one or more, according to laser in laser source unit 10
The quantity in source 110 is designed, and it can be the through hole of through hole or the transparent component provided with permeable laser beam, or
Person is the transparent component of the permeable laser beam with reflector element 30 integrally, and the transparent component of the permeable laser can be with
The transparent panel with optical filter, the transparent panel can pass through laser, at the same reflection through wavelength conversion unit 20 inspire it is glimmering
Light, i.e. white light, can so prevent the fluorescence through the outgoing of wavelength conversion unit 20 from being leaked from thang-kng portion 310.Thang-kng portion 310
For laser beam to be oriented into wavelength conversion unit 20, during it can be ellipse, circular or other shapes, the present embodiment, thang-kng
Portion 310 be more than laser beam size (being projected to the spot size on wavelength conversion unit 20), with specific reference to be actually needed into
Row setting, to ensure that laser beam can smoothly pass through thang-kng portion 310, it is to avoid laser beam blocked by reflector element 30 and can not be whole
It is projected on wavelength conversion unit 20.Laser source unit 10 is arranged on wavelength conversion unit 20 another relative to reflector element 30
Side, is easy to carry out flexible design to the structure of laser source unit 10 and position according to the steric requirements used and is easy to more
Change, certain laser source unit 10 can also be installed on the same side of the relative reflection unit 30 of wavelength conversion unit 20, so can be with
Simplify the structure of illuminating lamp.
It is preferred that, the laser source unit 10 also includes being located between the lasing light emitter 110 and light beam regulation mechanism 130
Light path turnover unit 120, the laser beam that the lasing light emitter 110 is sent sequentially passes through the light path turnover unit 120 and light beam is adjusted
The reflector element 30 is passed through after section mechanism 130 and is projected on the wavelength conversion unit 20.Specifically, laser source unit 10
The quantity of middle lasing light emitter 110 needs to be designed according to the center illumination of the power of output light, particularly illuminating lamp, also may be used certainly
Directly to set multiple lasing light emitters 110, select the quantity of the lasing light emitter 110 of work at present as needed when in use, such as pass through
The elements such as switch are selected, and so can further improve degree easy to use and universal performance.Certainly, if lasing light emitter 110
When quantity is multiple, corresponding beam shaping element or concentrating element need to be set, for the laser for sending multiple lasing light emitters 110
Beam is converted into light beam or multi beam directional light, and is projected on light path turnover unit 120.Light path turnover unit 120 be used for pair
Laser beam enters horizontal deflection, to change its direct of travel, so that whole system compact conformation, and light path turnover unit 120 can be with
Using plane mirror or curved reflector, it would however also be possible to employ metal film or deielectric-coating etc., identical effect can be reached.Institute
The quantity for stating thang-kng portion 310 is one or more, specifically, when 110 only one of which of lasing light emitter, thang-kng portion 310 also corresponds to and set
There is one；When the quantity of lasing light emitter 110 is multiple, i.e., >=2 when, the quantity in thang-kng portion 310 can also only one of which, now,
The light beam that multiple lasing light emitters 110 are launched shares a thang-kng portion 310；Certain thang-kng portion 310 can also be provided with multiple, with lasing light emitter
110 correspond, and each thang-kng portion 310 is used to the laser beam that correspondence lasing light emitter 110 is launched being oriented to wavelength conversion unit 20.This
In embodiment, the preferably semiconductor laser, namely laser diode of lasing light emitter 110, with small volume, long lifespan feature, enters
One step reduces the volume of device, improves service life and stability.Semiconductor laser used herein can be at 1
There is the element or the element with multiple luminous points on 1 chip of 1 luminous point on chip.
It is preferred that, the reflector element 30 is curved mirror, and reflector element 30 is a curved mirror, and the curved mirror can be two
Surface is coated with the component of metallic film, or metal component, the glass component for being coated with reflectance coating, or plates the structure of deielectric-coating
Part etc., as long as required function can be realized, is not restricted herein.When curved mirror uses the component of glass system, Ke Yi
Region plating reflectance coating in addition to thang-kng portion 310, and do not open up through hole at thang-kng portion 310 or the transparent of permeable laser is set
Component, simplifies the structure of curved mirror.In addition, the surface face type of the present embodiment mean camber mirror can be parabola, ellipsoid or
Other curved surfaces, only need to meet following condition：Institute is turned round including at least the parabola is made by gyroaxis of parabolical symmetry axis
A part for the curved surface (parabolic surface) of formation curved surface obtained from the plane cut-out of above-mentioned gyroaxis.
As depicted in figs. 1 and 2, the light beam regulation mechanism 130 includes control unit 131, the driver element being sequentially connected
132 and zoom unit 133, the zoom unit 133 is set along light path, between lasing light emitter 110 and reflector element 30, and with
The reflector element 30 is confocal.Described control unit 131 controls the driver element 132 to drive the zoom unit 133 to rotate
To adjust the light spot shape and size of laser beam.It is preferred that, control unit 131 includes controlling switch 134, the information being sequentially connected
Detection unit 135 and CPU 136, the CPU 136 are connected with the driver element 132, the letter
Ceasing monitoring unit 135 includes illumination detection sensor and road image collector.Controlling switch 134 is used for user's input control life
Order, control driver element 132 starts or is stopped, and illumination detection sensor is used for the intensity for detecting current outside illumination, and
Detection information is sent to CPU 136 and judged, if current outside illumination is sufficient, such as in row of non-greasy weather in the daytime
Car, then need not adjust the light spot shape and size of laser beam, and the now control of CPU 136 driver element 132 does not work,
If current outside illumination is inadequate, as in the night or foggy weather driving, then need adjust illuminating bundle direction of illumination, now
Road ahead image is gathered by road image collector to send to CPU 136, is entered by CPU 136
Row image procossing, obtains current traffic information, including front vehicles information, road curvature degree, climb and fall information etc., and according to this
The position of the traffic information control adjustment zoom of driver element 132 unit 133, to form required illuminating bundle.In the present embodiment,
Road image collector can use CCD/CMOS cameras or other image capture devices, can be obtained in high vehicle speeds in front of
The high-definition image of road.CPU 136 can be using single-chip microcomputer, DSP, FPGA, ARM or computer etc., by above-mentioned parameter
Send to driver element 132, driver element 132 adjusts the position of zoom unit 133 according to above-mentioned adjusting parameter information, such as around X-axis
Or Y-axis is rotated, to change the focal position of zoom unit 133, so as to change laser beam projects to the upper table of wavelength conversion unit 20
The spot size and shape in face, to form required illuminating bundle, whole process is auto-adjustment control, without manually
Operation, improves degree easy to use and operating efficiency.During driving at night, it is necessary to during high beam, control driver element 132
The position of zoom unit 133 is adjusted, hot spot of the laser beam projects to wavelength conversion unit 20 is diminished, to reduce illumination model
Enclose, improve illumination intensity；When two cars meet or need to turn, the position of the control regulation zoom of driver element 132 unit 133,
Hot spot of the laser beam projects to wavelength conversion unit 20 is become big, to expand illumination zone, reduce illumination intensity；Certainly both
Need to improve illumination intensity when needing to expand illumination zone again, in regulation light spot shape and lasing light emitter can be increased while size
110 quantity.In addition, can also be not provided with information detecting unit 135 carries out environment automatic detection, directly by manually operating
Controlling switch sends control command to CPU 136, and driver element 132 is controlled so as to realize, makes its basis
The position of zoom unit 133 is adjusted the need for current, to form required illuminating bundle, the degree easy to use of certain control method
With operating efficiency not such as above-mentioned autocontrol method, accommodation accuracy is improved of course for further, will can also be automatically controlled
Mode and manual control mode are combined, and further improve regulating effect.
It is preferred that, the driver element 132 uses the combination of electric adjusting mechanism or manual adjustment means or both.Wherein
Electric adjusting mechanism can be motor or cylinder or piezoelectric ceramics, manual adjustment means can be set screw or adjusting screw rod with
The combination of elastic component, the elastic component can use spring, metallic gasket, silica gel, rubber or the pad of other flexible deformations
Piece, is designed according to actual needs.
Please emphasis reference picture 1, the zoom unit 133 includes the diffusion sheet 137 and condenser lens that are set gradually along light path
138, the diffusion sheet 137 is connected with the driver element 138, and the condenser lens 138 and the reflector element 30 are confocal, its
Middle diffusion sheet 137 is used for dispersion laser beam, plays the effect of even light, and the position of diffusion sheet 137 is adjusted by driver element 133,
Such as rotated around u axles or v axles, thus change laser beam on wavelength conversion unit 20 along its length or width hot spot it is big
Small and shape, so as to form required illuminating bundle.
It is preferred that, the zoom unit 133 can also use zoom cylindrical mirror, the zoom cylindrical mirror and the driver element
132 connections, the focal plane that becomes of the zoom cylindrical mirror is located at close to the side of the reflector element 30.Specifically, zoom cylindrical mirror
Become focal plane to be located at close to the side of the reflector element 30, and under normal circumstances, the focus of the change focal plane of zoom cylindrical mirror with
Reflector element 30 is confocal, when needing regulation illuminating bundle, the position of the control regulation of driver element 132 zoom unit 133, such as around
U axles rotate so that change laser beam on wavelength conversion unit 20 along its length or width spot size and shape,
, can be directly by laser beam therefore because zoom cylindrical mirror also has the effect of convergence light so as to form required illuminating bundle
Condenser lens 138 can be not provided with, the structure of device is simplified.
It is preferred that, the wavelength conversion unit 20 includes fluorescence coating 210 and the heat dissipation base being connected with the fluorescence coating 210
220, the fluorescence coating 210 be located at the reflector element 30 focal point, i.e., the upper surface center of described fluorescence coating 210 with it is described
The focus of reflector element 30 is overlapped, so as to improve the adjustable extent and applicability of illuminating bundle.
The adaptive laser lighting lamp that the present invention is provided, including laser source unit 10, wavelength conversion unit 20 and reflection are single
Member 30, the wavelength conversion unit 20 is located at the focal point of the reflector element 30, and the laser source unit 10 includes lasing light emitter
110 and light beam regulation mechanism 120, the laser beam of the outgoing of lasing light emitter 110 refers to through the light beam regulation mechanism 120 regulation formation
The hot spot of setting shape, is projected on the wavelength conversion unit 20 and inspires fluorescence, and the fluorescence passes through the reflector element
Assigned direction outgoing is pressed after 30 reflections.By setting light beam regulation mechanism 120, according to current road conditions and ambient intensity adjustment
Light spot shape and size on the laser beam projects that lasing light emitter 110 is sent to wavelength conversion unit 20, so as to form current desired
Illuminating bundle.The present invention can adjust brightness and the illumination model of light beam in real time according to current road conditions and current outside light intensity
Enclose, substantially increase travel safety and comfort level, and whole car light need not be adjusted, reduce energy expenditure, control accuracy is high,
Simple to operate, stability is good, meets the demand of practical application.
Although embodiments of the present invention are illustrated in specification, these embodiments are intended only as prompting,
It should not limit protection scope of the present invention.It is equal that various omission, substitution, and alteration are carried out without departing from the spirit and scope of the present invention
Should be comprising within the scope of the present invention.
Claims (10)
1. a kind of adaptive laser lighting lamp, including laser source unit (10), wavelength conversion unit (20) and reflector element (30),
Characterized in that, the wavelength conversion unit (20) is located at the focal point of the reflector element (30), the laser source unit
(10) lasing light emitter (110) and light beam regulation mechanism (130) are included, the laser beam of lasing light emitter (110) outgoing is through the light beam
Governor motion (130) adjusts the hot spot for forming designated shape, is projected on the wavelength conversion unit (20) and inspires fluorescence,
The fluorescence presses assigned direction outgoing after the reflector element (30) reflection.
2. adaptive laser lighting lamp according to claim 1, it is characterised in that the laser source unit (10) and wavelength
Converting unit (20) is divided into the both sides of the reflector element (30), and the reflector element (30), which is provided with, to be used to swash through described
The thang-kng portion (310) of light beam.
3. adaptive laser lighting lamp according to claim 2, it is characterised in that the reflector element (30) is curved surface
Mirror.
4. adaptive laser lighting lamp according to claim 3, it is characterised in that light beam regulation mechanism (130) bag
Include the control unit (131) being sequentially connected, driver element (132) and zoom unit (133), the zoom unit (133) is along light
Road is located between the lasing light emitter (110) and reflector element (30), and described control unit (131) controls the driver element
(132) position of the zoom unit (133) is adjusted to change the light spot shape of the laser beam that lasing light emitter (110) is sent and big
It is small.
5. adaptive laser lighting lamp according to claim 4, it is characterised in that the zoom unit (133) includes edge
Diffusion sheet (137) and condenser lens (138) that light path is set gradually, the diffusion sheet (137) connect with the driver element (132)
Connect, the condenser lens (138) and the reflector element (30) are confocal.
6. adaptive laser lighting lamp according to claim 4, it is characterised in that the zoom unit (133) is zoom
Cylindrical mirror, the zoom cylindrical mirror is connected with the driver element (132), and the change focal plane of the zoom cylindrical mirror is located at close to institute
State the side of reflector element (30).
7. adaptive laser lighting lamp according to claim 4, it is characterised in that described control unit (131) include according to
Controlling switch (134), information detecting unit (135) and the CPU (136) of secondary connection, the CPU
(136) it is connected with the driver element (132), described information monitoring unit includes illumination detection sensor and road image is gathered
Device.
8. adaptive laser lighting lamp according to claim 4, it is characterised in that the driver element (132) is using electricity
The combination of dynamic governor motion or manual adjustment means or both.
9. adaptive laser lighting lamp according to claim 1, it is characterised in that the laser source unit (10) also includes
Light path turnover unit (120) between the lasing light emitter (110) and light beam regulation mechanism (130).
10. adaptive laser lighting lamp according to claim 1, it is characterised in that wavelength conversion unit (20) bag
Fluorescence coating (210) and the heat dissipation base (220) being connected with the fluorescence coating (210) are included, the fluorescence coating (210) is located at described anti-
Penetrate the focal point of unit (30).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710437565.XA CN107062023A (en) | 2017-06-09 | 2017-06-09 | A kind of adaptive laser lighting lamp |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710437565.XA CN107062023A (en) | 2017-06-09 | 2017-06-09 | A kind of adaptive laser lighting lamp |
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|---|---|
| CN107062023A true CN107062023A (en) | 2017-08-18 |
Family
ID=59595483
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710437565.XA Pending CN107062023A (en) | 2017-06-09 | 2017-06-09 | A kind of adaptive laser lighting lamp |
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| Country | Link |
|---|---|
| CN (1) | CN107062023A (en) |
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| CN108150846A (en) * | 2018-02-09 | 2018-06-12 | 超视界激光科技（苏州）有限公司 | Laser lighting lamp and its adjusting method with automatic regulation function |
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| CN110005985A (en) * | 2018-01-04 | 2019-07-12 | 深圳市绎立锐光科技开发有限公司 | Laser illuminator system |
| CN111055758A (en) * | 2018-10-16 | 2020-04-24 | 常州星宇车灯股份有限公司 | FPGA-based ADB headlamp control system and vehicle |
| CN112740096A (en) * | 2018-10-05 | 2021-04-30 | 松下知识产权经营株式会社 | Light source device, projection device using the same, and fluorescence excitation device |
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| CN113692364A (en) * | 2019-04-05 | 2021-11-23 | Zkw集团有限责任公司 | Motor vehicle headlight |
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Application publication date: 20170818 |