CN107062024A - A kind of adaptive laser lighting lamp - Google Patents
A kind of adaptive laser lighting lamp Download PDFInfo
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- CN107062024A CN107062024A CN201710433310.6A CN201710433310A CN107062024A CN 107062024 A CN107062024 A CN 107062024A CN 201710433310 A CN201710433310 A CN 201710433310A CN 107062024 A CN107062024 A CN 107062024A
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- wavelength conversion
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- lighting lamp
- laser
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- 230000008859 change Effects 0.000 claims abstract description 16
- 238000005286 illumination Methods 0.000 claims description 31
- 230000007306 turnover Effects 0.000 claims description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 21
- 229910002027 silica gel Inorganic materials 0.000 claims description 13
- 239000000741 silica gel Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 10
- 239000004411 aluminium Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- 230000033228 biological regulation Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 7
- 230000004313 glare Effects 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000001678 irradiating effect Effects 0.000 description 3
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- 230000000149 penetrating effect Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical group [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Classifications
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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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
-
- 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
-
- 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
-
- 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
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
-
- 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)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (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, the laser beam projects of the laser source unit outgoing are to the upper surface of the wavelength conversion unit, also include the first adjustment unit being connected with the laser source unit and the control unit being connected with first adjustment unit, described control unit controls the position of the first adjustment unit regulation laser source unit, to change position of the laser beam projects in the wavelength conversion unit upper surface, the upper surface of the wavelength conversion unit is located at the focal point of the reflector element, it includes some compact arranged fluorescence coatings, the side periphery bag of each fluorescence coating is provided with diffusing reflection layer.The present invention need not adjust whole car light, reduce energy expenditure, and control accuracy is high, and stability is good, in applicable complicated road and environment, and applicability is wide, the need for meeting practical application conscientiously.
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 laser beam projects to fluorescence
When on material, because fluorescent material has certain thickness, therefore some light can be exhaled from side, so as to form non-finger
Determine the veiling glare in direction, reduce illuminating effect.
Further, since in vehicle travel process, it is often necessary to illuminated according to road conditions and the regulation of current outside light intensity
Illumination direction, distance and scope of lamp etc., to improve travel safety and comfort level.Such as in Ackermann steer angle, due to existing car
It only can just change the direction of illumination of car light when steering wheel is rotated, therefore at night or big travelling in fog day, before turning
Driver can not observe corner pavement behavior very well, so that it cannot accurately grasping the situation in roadside, cause potential safety hazard.
In view of the above-mentioned problems, adaptive headlamp illuminating system is gradually widely used in various superior automobiles, i.e., when vehicle turning, add
When speed or deceleration, adaptive headlamp illuminating system moves the position of headlight to change the direction of illumination so that driver can be more
Corner pavement behavior is observed well, so as to improve the security of vehicle traveling.
In view of the above-mentioned problems, proposing a kind of adaptive headlamp illuminating system in the prior art, there is provided be connected to headlight
At least one corner modules of lighting module.The corner modules have to be designed according to three-dimensional non axial symmetrical optical equation
Turning speculum.
However, in existing adaptive headlamp illuminating system, when needing to change the direction of illumination of car light, it is necessary to which overall move
Vehicle lights, 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.
In addition adaptive headlamp illuminating system of the prior art mainly realizes that (i.e. left and right) is rotated headlight in the horizontal direction, and can not adjust
Save hot spot size, especially for descending or upward slope turning road when, applicable performance is poor, fails to meet the need of practical application
Will.
The content of the invention
It is low, steady to solve control accuracy present in prior art the invention provides a kind of adaptive laser lighting lamp
Qualitative difference, and the problem of applicable performance difference.
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 laser beam projects of the laser source unit outgoing to the wavelength convert list
The upper surface of member, in addition to the first adjustment unit for being connected with the laser source unit and be connected with first adjustment unit
Control unit, described control unit controls first adjustment unit to adjust the position of the laser source unit, to change
Position of the laser beam projects in the wavelength conversion unit upper surface is stated, the upper surface of the wavelength conversion unit is positioned at described anti-
The focal point of unit is penetrated, it includes some compact arranged fluorescence coatings, the side periphery of each fluorescence coating is provided with diffusing reflection
Layer.
Further, the square structure of the wavelength conversion unit or circular configuration, the wavelength conversion unit upper table
Face center is overlapped with the focus of the reflector element.
Further, the fluorescence coating is rectangle structure or square structure, and some fluorescence coating arrangement forms are just
Square array or circular array.
Further, the diffusing reflection layer is aluminium sheet or the mixture or titanium oxide and the mixing of silica gel of silica and silica gel
The mixture of thing or carborundum and silica gel.
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 laser source unit includes at least one lasing light emitter, a light path turnover unit and a focusing
Unit, the laser beam that the lasing light emitter is sent sequentially passes through single through the reflection after the light path turnover unit and focusing unit
Member is simultaneously projected on the wavelength conversion unit, and first adjustment unit connects the lasing light emitter or light path turnover unit
Or the focusing unit, adjust the position of the lasing light emitter or light path turnover unit or the focusing unit.
Further, first adjustment unit uses the combination of electric adjusting mechanism or manual adjustment means or both.
Further, the reflector element is curved mirror.
Further, the wavelength conversion unit includes fluorescence coating and the heat dissipation base being connected with the fluorescence coating.
Further, the controlling switch, information detecting unit and center processing that described control unit includes being sequentially connected are single
Member, described information detection unit includes the illumination detection sensor that is connected respectively with the CPU, bend image and adopted
Storage and illuminating bundle angle detecting sensor, the CPU are also connected with first adjustment unit.
The adaptive laser lighting lamp that the present invention is provided, compared with prior art, has the advantage that：
(1) control the first adjustment unit to adjust the position of the laser source unit by control unit, make laser source unit
The laser beam being projected on wavelength conversion unit is moved along the upper surface of wavelength conversion unit, so as to change the irradiation side of light
To realizing that front lamp of vehicle effectively adjusts the purpose of light angle according to the specific situation in turning road surface, enable a driver to preferably
Pavement behavior is observed, the security of vehicle traveling is improved；
(2) some compact arranged fluorescence coatings are set in wavelength conversion unit, and now laser beam is along wavelength conversion unit
Upper surface movement be that laser beam is moved between some fluorescence coatings, each fluorescence coating side periphery set diffusing reflection layer,
Laser beam can be prevented to go out and formed the veiling glare in non-designated direction from the side diffusion of fluorescence coating, illuminating effect is improved, and
When laser beam irradiates multiple fluorescence coatings simultaneously, the size of hot spot can be expanded, change the shape of hot spot, so as to realize according to road
Road needs illumination zone, illumination distances and the illumination direction of adjustment illuminating lamp in real time, improves travel safety and comfort level；
(3) whole car light need not be adjusted, energy expenditure is reduced, control accuracy is high, and stability is good, is applicable to complexity
In road and environment, applicability is wide, the need for meeting practical application conscientiously.
Brief description of the drawings
Fig. 1 is the structural representation of adaptive illuminating lamp of the invention；
Fig. 2 is the structural representation of wavelength conversion unit of the present invention；
Fig. 3 is the structural representation of control unit of the present invention.
Shown in figure：10th, laser source unit；110th, lasing light emitter；120th, light path turnover unit；130th, focusing unit；20th, ripple
Long converting unit；210-210a, fluorescence coating；30th, reflector element；310th, thang-kng portion；40th, the first adjustment unit；50th, control single
Member；51st, controlling switch；52nd, information detecting unit；53rd, CPU；60th, diffusing reflection layer；70th, heat dissipation base.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of adaptive laser lighting lamp of the present invention, including laser source unit 10, wavelength conversion unit 20
With reflector element 30, the laser beam projects of the outgoing of laser source unit 10, should to the upper surface of the wavelength conversion unit 20
Adaptive laser lighting lamp also includes the first adjustment unit 40 being connected with the laser source unit 10 and adjusted with described first
The control unit 50 that unit 40 is connected is saved, described control unit 50 controls first adjustment unit 40 to adjust the lasing light emitter list
The position of member 10, to change position of the laser beam projects in the upper surface of wavelength conversion unit 20, that is, changes laser beam
Relative position between the hot spot and the focus of reflector element 30 that are projected on wavelength conversion unit 20, makes laser beam turn in wavelength
The upper surface movement of unit 20 is changed, to change the direction of illumination of illuminating bundle, realizes that front lamp of vehicle particularly turns round according to road surface
The situation on place road surface effectively adjusts the purpose of light angle, enables a driver to preferably observe pavement behavior, improves vehicle
The security of traveling.The upper surface of the wavelength conversion unit 20 is located at the focal point of the reflector element 30, and it includes some
Compact arranged fluorescence coating 210, the side periphery of each fluorescence coating 210 is provided with diffusing reflection layer 60.Specifically, lasing light emitter list
On laser beam projects to the wavelength conversion units 20 of the transmitting of member 10 and inspire fluorescence, the fluorescence is single by the reflection
Assigned direction outgoing is pressed after the reflection of member 30, to form the illuminating bundle advanced in defined solid angle, during vehicle normal straight-ahead operation,
Need to ensure laser beam projects that laser source unit 10 sends to the upper surface of wavelength conversion unit 20 and with the focus of reflector element 30
Position correspondence, because in the present invention, wavelength conversion unit 20 is formed by multiple close-packed arrays of fluorescence coating 210, under normal circumstances,
On laser beam projects to wavelength conversion unit 20 on a fluorescence coating 210 corresponding with the focus of reflector element 30, so as to be formed
The illuminating bundle of outgoing in the horizontal direction, and when needing to adjust the direction of illuminating bundle, when such as running into bend, pass through control it is single
Member 50 need to be according to turning flexibility and angle of inclination, calculating illuminating bundle needs the angle that turns over and correspondence lasing light emitter
The position adjustment parameter of unit 10, and control the first adjustment unit 40 to drive laser source unit 10 to carry out position adjustments accordingly, make
Laser beam is moved in the upper surface of wavelength conversion unit 20, i.e., moved between some fluorescence coatings 210, so as to change laser beam projects
To the position of the upper surface of wavelength conversion unit 20, make the fluorescence inspired on wavelength conversion unit 20 anti-through the reflector element 30
Deflect corresponding angle along assigned direction after penetrating, such as when turning left to need to make light left avertence, the now adjustment of control unit 50 laser
The position of source unit 10 makes laser beam be moved to the fluorescence coating 210 on the right side of the upper surface of wavelength conversion unit 20, otherwise is needed turning right
When making light right avertence, then the position of the adjustment of control unit 50 laser source unit 10 makes laser beam to the upper table of wavelength conversion unit 20
The fluorescence coating movement of left side of face, when turning is located at descending or gone up a slope, then can adjust laser source unit 10 as needed
Position makes laser beam be moved up or down in the upper surface of wavelength conversion unit 20, naturally it is also possible to according to the characteristics of bend to the left
Top, lower left, upper right side or lower right movement, i.e. moving direction and light beam of the laser beam in the upper surface of wavelength conversion unit 20
Yawing moment it is opposite.In addition, the present invention sets diffusing reflection layer 60 in the side periphery of each fluorescence coating 210, it can prevent to swash
The veiling glare in non-designated direction is gone out and formed to the side diffusion of light beam from fluorescence coating 210, improves illuminating effect, and work as laser beam
When irradiating multiple fluorescence coatings 210 simultaneously, i.e., the hot spot on laser beam projects to wavelength conversion unit 20 is located at multiple fluorescence coatings 210
Between when, can expand the size of hot spot, change the shape of hot spot, when such as irradiating two fluorescence coatings 210 simultaneously, the chi of hot spot
It is very little to increase one times, and in strip, if irradiate four fluorescence coatings simultaneously, the size of hot spot increases three times, preferably fits
The road of ascents and descents is closed, adaptive laser lighting lamp of the invention is realized needs adjustment illuminating lamp in real time according to road
Illumination zone, illumination distances and illumination direction, improve travel safety and comfort level.
It is preferred that, the square structure of the wavelength conversion unit 20 or circular configuration, on the wavelength conversion unit 20
Centre of surface is overlapped with the focus of the reflector element 30, so as to improve the adjustable extent and applicability of illuminating bundle；It is described
Fluorescence coating 210 is rectangle structure or square structure, some close-packed arrays of the fluorescence coating 210 formation quadrate arrays or circle
Shape array.As shown in Fig. 2 the square structure of fluorescence coating 210, provided with 25, forms the quadrate array of 5 rows 5 row, wherein the
The 3rd fluorescence coating 210a of 3 rows is corresponding positioned at center, the i.e. focus with reflector element 30, under normally travel state, laser
Beam is projected on the fluorescence coating 210, so as to form the illuminating bundle of outgoing in the horizontal direction, is running into turning road or up and down
During slope, the position of laser source unit 10 is adjusted, makes laser beam projects to the facula position of the upper surface of wavelength conversion unit 20 to right
The fluorescence coating 210 in direction is answered to move, to adjust the illumination direction and illumination zone of illuminating bundle, so as to form required illumination
Light.
It is preferred that, the diffusing reflection layer 60 is the mixture or titanium oxide and the mixing of silica gel of aluminium sheet or silica and silica gel
The mixture of thing or carborundum and silica gel, with good reflectivity, for reflecting laser beam, makes it final from fluorescence
The upper surface outgoing of layer 210, it is to avoid the veiling glare along non-designated direction outgoing occur, improves illuminating effect.Specifically, due to fluorescence
Layer 210 is provided with multiple, when using aluminium sheet, and diffusing reflection layer 60 directly can be coated on to the side periphery of each fluorescence coating 210,
In the gap that aluminium sheet can also be inserted in adjacent phosphor layer 210, the fluorescence coating 210 at edge is directed to certainly, is needed also exist for aluminium sheet
It is coated on exposed side, of course for one entirety of some formation of fluorescence coating 210 is made, a strip aluminium sheet can also be used
The periphery of the array located at the formation of all fluorescence coatings 210 is enclosed, in order to avoid be moved each other, while also allowing for overall fixation；
, can be with when the mixture using silica and the mixture or titanium oxide of silica gel and the mixture or carborundum of silica gel and silica gel
Mixture is coated in the side periphery of each fluorescence coating 210, in the gap that adjacent phosphor layer 210 can also be injected into, this
Sample can bond together beneficial to multiple fluorescence coatings 210, equally, and the fluorescence coating 210 for edge is, it is necessary to the independent side exposed to its
Face is coated mixture.
It is preferred that, the laser source unit 10 and wavelength conversion unit 20 are divided into the both sides of the reflector element 30, institute
Stating reflector element 30 and being provided with is used for the thang-kng portion 310 through the laser beam.Specifically, both sides herein refer to reflector element
30 along the both sides of optical path direction, and the quantity in thang-kng portion 310 can be one or more, according to lasing light emitter in laser source unit 10
110 quantity is designed, and it can be the through hole of through hole or the transparent component provided with permeable laser beam, or
It is the transparent component of the permeable laser beam with reflector element 30 integrally, the transparent component of the permeable laser can be
Transparent panel with optical filter, the transparent panel can pass through laser, while the fluorescence that reflection is inspired through wavelength conversion unit 20,
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 is used for
Laser beam is oriented to wavelength conversion unit 20, during it can be ellipse, circular or other shapes, the present embodiment, thang-kng portion 310
More than the size (being projected to the spot size on wavelength conversion unit 20) of laser beam, set with specific reference to being actually needed
It is fixed, to ensure that laser beam can also smoothly pass through thang-kng portion 310 when the upper surface of wavelength conversion unit 20 is moved, it is to avoid laser beam
Blocked and can not be all projected on wavelength conversion unit 20 by reflector element 30.Laser source unit 10 is arranged on wavelength convert
Unit 20 is easy to the structure to laser source unit 10 and position according to the steric requirements used relative to the opposite side of reflector element 30
Put progress flexible design and be conveniently replaceable, certain laser source unit 10 can also be installed on the relative reflection of wavelength conversion unit 20
The same side of unit 30, can so simplify the structure of illuminating lamp.
Fig. 1 is continued referring to, the laser source unit 10 includes at least one lasing light emitter 110 and a light path turnover unit
120, the laser beam that the lasing light emitter 110 is sent through the reflector element 30 and is thrown after light path turnover unit 120
It is incident upon on the wavelength conversion unit 20, first adjustment unit 40 connects the lasing light emitter 110 or light path turnover unit
120, the position of the lasing light emitter 110 or light path turnover unit 120 is adjusted under the control of control unit 50, herein mainly
The angle of inclination of lasing light emitter 110 or light path turnover unit 120 in three dimensions is adjusted, lasing light emitter 110 is such as driven around X-axis/Y
Axle/Z axis is rotated, or drives light path to transfer unit 120 around u1Axle/v1Axle/w1Axle rotates to adjust the laser beam of lasing light emitter 110
The direction of the laser beam of exit direction or regulation after the light path turnover turnover of unit 120, so that laser beam is as needed in ripple
The long upper surface of converting unit 20 movement.Specifically, in laser source unit 10 quantity of lasing light emitter 110 according to the power of output light,
The center illumination of particularly illuminating lamp needs to be designed, naturally it is also possible to directly set multiple lasing light emitters 110, when in use root
According to the quantity for the lasing light emitter 110 for needing to select work at present, such as selected, so can further be carried by switching element
High degree easy to use and universal performance.Certainly, if the quantity of lasing light emitter 110 is multiple, corresponding beam shaping member need to be set
Part or concentrating element, the laser beam for multiple lasing light emitters 110 to be sent are converted into light beam or multi beam directional light, and project
To light path turnover unit 120.Light path turnover unit 120 is used to enter horizontal deflection to laser beam, to change its direct of travel, from
And make whole system compact conformation, light path turnover unit 120 can use plane mirror or curved reflector, it would however also be possible to employ
Metal film or deielectric-coating etc., can reach identical effect.The quantity in the thang-kng portion 310 is one or more, specifically,
When 110 only one of which of lasing light emitter, thang-kng portion 310 is also correspondingly provided with 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 corresponded provided with multiple with lasing light emitter 110, and each thang-kng portion 310 is used for will be to stress
The laser beam that light source 110 is launched is oriented to wavelength conversion unit 20.In the present embodiment, lasing light emitter 110 is preferably semiconductor laser,
Namely laser diode, with small volume, long lifespan feature, reduce further the volume of device, improve service life and
Stability.Semiconductor laser used herein can have the element of 1 luminous point on 1 chip or 1
There is the element of multiple luminous points on individual chip.
It is preferred that, the laser source unit 10 also includes being located between light path turnover unit 120 and reflector element 30
Focusing unit 130.Specifically, focusing unit 130 can use condenser lens or other concentrating elements, for converging laser
Beam, makes it be projected better by thang-kng portion 310 on wavelength conversion unit 20, while can also be by adjusting the focusing unit
130 curved surface is so that laser beam incides the light that suitable size is formed when on wavelength conversion unit 20.Now, described first adjust
Section unit 40 can connect the focusing unit 130, and the focusing unit 130 is adjusted according to the control command of control unit 50
Position, such as drives focusing unit 130 along v2Axle or w2Axle is moved, so that upper table of the laser beam in the wavelength conversion unit 20
Move in face.It should be noted that the structure complexity in order to reduce laser source unit 10, need to only adjust lasing light emitter 110, light path and turn
Roll over one of them in unit 120 and the three of focusing unit 130.As shown in fig. 1, it is regulation light path turnover unit 120
Schematic diagram.In addition, when lasing light emitter 110 is provided with multiple, can only adjust one of lasing light emitter 110, i.e., the first regulation
Unit 40 is only connected with one of lasing light emitter 110, can now increase the illumination zone of illuminating lamp, further improves driving peace
Entirely.
It is preferred that, first adjustment unit 40 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, and manual adjustment means can be set screw or regulation spiral shell
The combination of bar and elastic component, the elastic component can use spring, metallic gasket, silica gel, rubber or other flexible deformations
Pad.
It is preferred that, the reflector element 30 is curved mirror, and the curved mirror can be that two surfaces are coated with metallic film
Component, or metal component, the glass component for being coated with reflectance coating, or plate the component of deielectric-coating etc., as long as needed for realizing
Function, be not restricted herein., can be in the area in addition to thang-kng portion 310 when curved mirror uses the component of glass system
Reflectance coating is plated in domain, and is not opened up through hole at thang-kng portion 310 or set the transparent component that can pass through laser, simplifies curved mirror
Structure.In addition, the surface face type of the present embodiment mean camber mirror can be parabola, ellipsoid or other curved surfaces, need to only meet with
Lower condition：Make the curved surface (parabolic surface) that parabola revolution is formed by gyroaxis including at least using parabolical symmetry axis
A part for curved surface obtained from the plane cut-out of above-mentioned gyroaxis.
It is preferred that, the adaptive laser lighting lamp also includes the heat dissipation base being connected with the wavelength conversion unit 20
70, for effectively being radiated to the fluorescence coating 210 in wavelength conversion unit 20.
As shown in figure 3, described control unit 50 includes controlling switch 51, information detecting unit 52 and the center being sequentially connected
Processing unit 53, the CPU 53 is connected with first adjustment unit 40.Specifically, controlling switch 51 is used
Family inputs control command, is started working before such as turning, turning is stopped after terminating.Described information detection unit 52 includes difference
Illumination detection sensor, bend image acquisition device, the illuminating bundle angle detection sensing being connected with the CPU 53
Device, wherein illumination detection sensor are used for the intensity for detecting current outside illumination, and detection information is sent into single to center processing
Member 53 is judged, if current outside illumination is sufficient, such as in non-travelling in fog day in the daytime, then need not adjust the irradiation of illuminating bundle
Direction, now controls the first adjustment unit 40 without adjustment work, if current outside illumination is inadequate, as in the night or greatly
Greasy weather gas is driven a vehicle, then needs to adjust the direction of illumination of illuminating bundle, the image for now gathering bend by bend image acquisition device is sent out
CPU 53 is delivered to, image procossing is carried out by CPU 53, flexibility and the angle of inclination of bend is obtained,
And laser beam is converted into the moving parameter of the upper surface of wavelength conversion unit 20 and the position tune of corresponding laser source unit 10
Whole parameter, the wherein adjusting parameter are specially the position adjustment of lasing light emitter 110 or light path turnover unit 120 or focusing unit 130
Parameter, it is consistent with the part for being currently needed for regulation.Above-mentioned parameter is sent to the first adjustment unit 40, the first adjustment unit 40
The position of laser source unit 10 is adjusted according to above-mentioned adjusting parameter information, that is, adjusts lasing light emitter 110 therein or light path turnover unit
120 or the position of focusing unit 130, so as to change laser beam projects to the position of the upper surface of wavelength conversion unit 20, make illumination
Light beam deflects corresponding angle, at the same time, the position of illuminating bundle angle detecting sensor and illuminating bundle along assigned direction
Correspondence, is detected, and the data detected are sent to CPU 53 in real time to the irradiating angle of illuminating bundle
Row feedback regulation, improves degree of regulation and stability.
In summary, the adaptive laser lighting lamp that the present invention is provided, compared with prior art, has the advantage that：
(1) control the first adjustment unit 40 to adjust the position of the laser source unit 10 by control unit 50, make laser
Upper surface of the laser beam that source unit 10 is projected on wavelength conversion unit 20 along wavelength conversion unit 20 is moved, so as to change lamp
The direction of illumination of light, realizes that front lamp of vehicle effectively adjusts the purpose of light angle according to the specific situation in turning road surface, makes driver
Pavement behavior can be preferably observed, the security of vehicle traveling is improved；
(2) some compact arranged fluorescence coatings 210 are set in wavelength conversion unit 20, and now laser beam is along wavelength convert
The upper surface movement of unit 20 is that laser beam is moved between some fluorescence coatings 210, is set in the side periphery of each fluorescence coating 210
Diffusing reflection layer 60 is put, laser beam can be prevented to go out and formed the veiling glare in non-designated direction from fluorescence coating side diffusion, improved
Illuminating effect, and when laser beam irradiates multiple fluorescence coatings 210 simultaneously, the size of hot spot can be expanded, change the shape of hot spot,
So as to realize illumination zone, illumination distances and illumination direction that adjustment illuminating lamp in real time is needed according to road, driving peace is improved
Full property and comfort level；
(3) present invention need not adjust whole car light, reduce energy expenditure, and control accuracy is high, and stability is good, applicable multiple
In miscellaneous road and environment, applicability is wide, the need for meeting practical application conscientiously.
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),
The laser beam projects of laser source unit (10) outgoing to the wavelength conversion unit (20) upper surface, it is characterised in that
Also include the first adjustment unit (40) for be connected with the laser source unit (10) and with first adjustment unit (40) company
The control unit (50) connect, described control unit (50) controls first adjustment unit (40) to adjust the laser source unit
(10) position, to change position of the laser beam projects in the wavelength conversion unit (20) upper surface, the wavelength turns
The upper surface for changing unit (20) is located at the focal point of the reflector element (30), and it includes some compact arranged fluorescence coatings
(210), the side periphery of each fluorescence coating (210) is provided with diffusing reflection layer (60).
2. adaptive laser lighting lamp according to claim 1, it is characterised in that the wavelength conversion unit (20) is in just
Square structure or circular configuration, wavelength conversion unit (20) the upper surface center and the focus weight of the reflector element (30)
Close.
3. adaptive laser lighting lamp according to claim 2, it is characterised in that the fluorescence coating (210) is rectangle
Structure or square structure, some fluorescence coating (210) the arrangement form quadrate arrays or circular array.
4. adaptive laser lighting lamp according to claim 1, it is characterised in that the diffusing reflection layer (60) be aluminium sheet or
The mixture or carborundum and the mixture of silica gel of the mixture or titanium oxide and silica gel of silica and silica gel.
5. 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.
6. adaptive laser lighting lamp according to claim 5, it is characterised in that the laser source unit (10) is included extremely
A few lasing light emitter (110), a light path turnover unit (120) and a focusing unit (130), lasing light emitter (110) hair
The laser beam gone out sequentially passes through the light path turnover unit (120) and focusing unit (130) passes through the reflector element (30) afterwards
And be projected on the wavelength conversion unit (20), first adjustment unit (40) connects the lasing light emitter (110) or described
Light path turnover unit (120) or the focusing unit (130), adjust the lasing light emitter (110) or light path turnover unit
(120) or the focusing unit (130) position.
7. adaptive laser lighting lamp according to claim 1, it is characterised in that first adjustment unit (40) uses
The combination of electric adjusting mechanism or manual adjustment means or both.
8. adaptive laser lighting lamp according to claim 1, it is characterised in that the reflector element (30) is curved surface
Mirror.
9. adaptive laser lighting lamp according to claim 1, it is characterised in that the wavelength conversion unit (20) includes
Fluorescence coating (210) and the heat dissipation base (70) being connected with the fluorescence coating (210).
10. adaptive laser lighting lamp according to claim 1, it is characterised in that described control unit (50) include according to
Controlling switch (51), information detecting unit (52) and the CPU (53) of secondary connection, described information detection unit (52)
Including the illumination detection sensor being connected respectively with the CPU (53), bend image acquisition device and illumination light beam angle
Detection sensor is spent, the CPU (53) is also connected with first adjustment unit (40).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433310.6A CN107062024A (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 |
|---|---|---|---|
| CN201710433310.6A CN107062024A (en) | 2017-06-09 | 2017-06-09 | A kind of adaptive laser lighting lamp |
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| CN107062024A true CN107062024A (en) | 2017-08-18 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710433310.6A Pending CN107062024A (en) | 2017-06-09 | 2017-06-09 | A kind of adaptive laser lighting lamp |
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| CN107795924A (en) * | 2017-11-08 | 2018-03-13 | 浙江倬屹科技有限公司 | A kind of intelligent charge street lamp |
| CN107859895A (en) * | 2017-12-21 | 2018-03-30 | 超视界激光科技（苏州）有限公司 | A kind of laser lighting lamp |
| CN107940257A (en) * | 2017-12-21 | 2018-04-20 | 超视界激光科技（苏州）有限公司 | Illuminating module and laser lighting lamp |
| CN108072880A (en) * | 2018-01-17 | 2018-05-25 | 上海禾赛光电科技有限公司 | The method of adjustment of laser radar field of view center direction, medium, laser radar system |
| CN109990244A (en) * | 2019-04-15 | 2019-07-09 | 京东方科技集团股份有限公司 | Lighting device and driving method, car light |
| CN110345395A (en) * | 2018-04-08 | 2019-10-18 | 上海午井光电科技有限公司 | Reflective laser lighting system equipped with wavelength converting member |
| KR20210130226A (en) * | 2019-04-05 | 2021-10-29 | 제트카베 그룹 게엠베하 | car headlamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107504428A (en) * | 2017-08-31 | 2017-12-22 | 深圳市晶衍科技有限公司 | A kind of car headlamp based on LASER Light Source |
| CN107795924A (en) * | 2017-11-08 | 2018-03-13 | 浙江倬屹科技有限公司 | A kind of intelligent charge street lamp |
| CN107795924B (en) * | 2017-11-08 | 2023-09-19 | 浙江倬屹科技有限公司 | Intelligent charging street lamp |
| CN107859895A (en) * | 2017-12-21 | 2018-03-30 | 超视界激光科技（苏州）有限公司 | A kind of laser lighting lamp |
| CN107940257A (en) * | 2017-12-21 | 2018-04-20 | 超视界激光科技（苏州）有限公司 | Illuminating module and laser lighting lamp |
| US11346926B2 (en) | 2018-01-17 | 2022-05-31 | Hesai Technology Co., Ltd. | Detection device and method for adjusting parameter thereof |
| CN108072880A (en) * | 2018-01-17 | 2018-05-25 | 上海禾赛光电科技有限公司 | The method of adjustment of laser radar field of view center direction, medium, laser radar system |
| CN110345395A (en) * | 2018-04-08 | 2019-10-18 | 上海午井光电科技有限公司 | Reflective laser lighting system equipped with wavelength converting member |
| KR20210130226A (en) * | 2019-04-05 | 2021-10-29 | 제트카베 그룹 게엠베하 | car headlamp |
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| KR102580582B1 (en) | 2019-04-05 | 2023-09-20 | 제트카베 그룹 게엠베하 | car headlamp |
| CN109990244B (en) * | 2019-04-15 | 2021-04-23 | 京东方科技集团股份有限公司 | Lighting device, driving method and vehicle lamp |
| CN109990244A (en) * | 2019-04-15 | 2019-07-09 | 京东方科技集团股份有限公司 | Lighting device and driving method, car light |
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