CN107388119A - Light projecting apparatus and illuminating lamp - Google Patents
Light projecting apparatus and illuminating lamp Download PDFInfo
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- CN107388119A CN107388119A CN201710829863.3A CN201710829863A CN107388119A CN 107388119 A CN107388119 A CN 107388119A CN 201710829863 A CN201710829863 A CN 201710829863A CN 107388119 A CN107388119 A CN 107388119A
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- reflector element
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- projecting apparatus
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- 238000000576 coating method Methods 0.000 claims description 13
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 description 6
- 238000005286 illumination Methods 0.000 description 5
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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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
- F21S8/00—Lighting devices intended for fixed installation
-
- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
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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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
-
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/162—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to traction or compression, e.g. coil springs
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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
- 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
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- 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
- F21Y2115/30—Semiconductor lasers
Abstract
The invention discloses a kind of light projecting apparatus and illuminating lamp, the light projecting apparatus includes laser source unit, wavelength conversion unit and reflector element, also include the first adjustment unit being connected with the reflector element and the second adjustment unit being connected with the laser source unit, the position that first adjustment unit adjusts the reflector element makes its focus be located at the wavelength conversion unit, while second adjustment unit adjusts the optical axis for the laser beam that the position of the laser source unit sends laser source unit by the focus of the reflector element.Adjust the position of reflector element and laser source unit respectively by the first adjustment unit and the second adjustment unit, the optical axis of the laser beam of laser source unit outgoing is set to intersect at the focus of the reflector element with wavelength conversion unit, the problem of effectively avoiding rigging error being present and causing the crevice projection angle of laser beam and the relative position of reflector element and wavelength conversion unit not to reach design requirement, substantially increases illuminating effect.
Description
Technical field
The present invention relates to the present invention relates to lighting technical field, and in particular to light projecting apparatus and illuminating lamp.
Background technology
With the development of semiconductor technology, LED (Light Emitting Diode, light emitting diode) light sources are because with height
Effect, energy-conservation, environmental protection, cost is low and the advantages that long lifespan, is just progressively substituting traditional incandescent lamp and electricity-saving lamp, is turning into a kind of logical
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
Luminous intensity distribution through the collection of car light reflector and back-end optical system (including baffle plate, lens etc.), 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, the problem of center illumination is substantially inadequate generally be present, 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, inspire fluorescence and process car light reflector is anti-
It is emitted after penetrating by assigned direction, to form the light beam advanced in defined solid angle.And crevice projection angle, the Yi Jiche of laser beam
The relative position of lamp reflector and fluorescent material is all fixed, that is, meets that fluorescent material intersects at Jiao on the inside of car light reflector
At point, laser beam transparent car light reflector projects on fluorescent material at a certain angle, is often deposited yet with practical application
In rigging error, so as to cause the crevice projection angle of laser beam and the relative position of car light reflector and fluorescent material not to reach
Design requirement, finally influence illuminating effect.
The content of the invention
The present invention is directed to the above-mentioned problems in the prior art, there is provided and it is a kind of effectively to overcome rigging error, improve and shine
Obvious results fruit light projecting apparatus and illuminating lamp.
In order to solve the above-mentioned technical problem, the technical scheme is that：Light projecting apparatus, including laser source unit, ripple
Long converting unit and reflector element, in addition to the first adjustment unit for being connected with the reflector element and with the lasing light emitter list
Second adjustment unit of member connection, the position that first adjustment unit adjusts the reflector element make its focus be located at the ripple
At long converting unit, while second adjustment unit adjusts the position of the laser source unit and makes what laser source unit sent to swash
The optical axis of light beam passes through the focus of the reflector element.
Further, in addition to installation base plate, the laser source unit, wavelength conversion unit and reflector element are located at described
On installation base plate, it is relative that first adjustment unit and the second adjustment unit adjust the reflector element and laser source unit respectively
The position of the installation base plate.
Further, the laser source unit and wavelength conversion unit are divided into the both sides of the reflector element, described anti-
Penetrate unit and be provided with the thang-kng portion being adapted with 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 are single through the reflection after the light path transfers unit and focusing unit successively
Member is simultaneously projected on the wavelength conversion unit, and second adjustment unit connects the lasing light emitter or light path turnover unit
Or the focusing unit, adjust the angle of inclination of the lasing light emitter or light path turnover unit or adjust the focusing unit
Position.
Further, the laser source unit is fixed on the installation base plate by first support, is set in first support
There is the second fixture for fixing the first fixture of the lasing light emitter, for fixing the light path turnover unit and be used for
3rd fixture of the fixed focusing unit, first fixture, the second fixture or the 3rd fixture and described first
Support is flexibly connected, and second adjustment unit connects first fixture or the second fixture or the 3rd fixture.
Further, second adjustment unit is connected with second fixture, including some second set screws and
The second elastic component being sheathed in first set screw, second fixture are provided with size and are more than the described second regulation
The through hole of screw, the screw hole and size that size is respectively equipped with the first support more than second set screw are more than
The spacing hole of second elastic component, it is backward that second set screw sequentially passes through second fixture, the second elastic component
In the lower insertion screw hole.
Further, the downward fixed block of projection one in the reflector element bottom, the installation base plate are more than provided with size
The mounting groove of the fixed block, the fixed block are limited in the mounting groove, and first adjustment unit is located at the installation
Between groove and the fixed block, the relatively described installation base plate of the reflector element is driven to carry out six-freedom motion.
Further, first adjustment unit includes X to regulating part, Y-direction regulating part and Z-direction regulating part, and the X is to tune
Section part includes at least one piezoelectric ceramics and at least one elastic component, and the piezoelectric ceramics and elastic component are respectively arranged on the fixation
Block along X to both sides, the Y-direction regulating part includes at least one piezoelectric ceramics and at least one spring, the piezoelectric ceramics and
Spring is respectively arranged on both sides of the fixed block along Y-direction, and the Z-direction regulating part includes some first set screws and is sheathed on institute
The first elastic component in the first set screw is stated, the fixed plate is provided with the through hole being adapted with first set screw,
The screw and size that size is respectively equipped with the bottom surface of the mounting groove more than first set screw are more than first bullet
The spacing hole of property part, first set screw are downwardly into the installation after sequentially passing through the fixed plate, the first elastic component
In the screw of groove.
Further, the wavelength conversion unit includes fluorescence coating, and the fluorescence coating is fixedly arranged on institute by a support base
State on installation base plate, the support base includes a heat-conducting piece and heat dissipation base, and the installation base plate is provided with and the heat conduction
The through hole that part is adapted, the heat-conducting piece lower end are fixed on the heat dissipation base, and upper end is worn from the through hole from the bottom to top
It is connected after going out with the fluorescence coating.
The present invention also provides illuminating lamp, including light projecting apparatus as described above.
The invention provides a kind of light projecting apparatus and illuminating lamp, the light projecting apparatus includes laser source unit, wavelength turns
Unit and reflector element are changed, in addition to the first adjustment unit for being connected with the reflector element and is connected with the laser source unit
The second adjustment unit connect, the position that first adjustment unit adjusts the reflector element make its focus be located at the wavelength turn
Change at unit, while the position of second adjustment unit regulation laser source unit makes the laser beam that laser source unit is sent
Optical axis pass through the reflector element focus.The position that first adjustment unit adjusts the reflector element makes its focus position
At the wavelength conversion unit, while the position of second adjustment unit regulation laser source unit makes laser source unit
The optical axis of the laser beam sent passes through the focus of the reflector element.So as to ensure the optical axis of the laser beam of laser source unit outgoing
The focus of the reflector element is intersected at wavelength conversion unit, effectively avoids the projection that rigging error be present and cause laser beam
The problem of angle and the relative position of reflector element and wavelength conversion unit do not reach design requirement, substantially increase illumination
Effect.
Brief description of the drawings
Fig. 1 is the structural representation of light projecting apparatus in the embodiment of the invention；
Fig. 2 is the top view of reflector element and installation base plate in the embodiment of the 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；210th, fluorescence coating；220th, support base；230th, heat-conducting piece；240th, heat dissipation base；30th, reflector element；310th, lead to
Light portion；320th, fixed block；40th, the first adjustment unit；41st, X is to regulating part；410th, piezoelectric ceramics；411st, spring；42nd, Y-direction is adjusted
Part；43rd, Z-direction regulating part；430th, the first set screw；431st, the first elastic component；50th, the second adjustment unit；510th, the second regulation
Screw；520th, the second elastic component；60th, installation base plate；61st, mounting groove；610th, through hole；70th, first support；710th, first fix
Part；720th, the second fixture；730th, the 3rd fixture.
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 light projecting apparatus, including laser source unit 10, wavelength conversion unit 20 and anti-
Unit 30 is penetrated, in addition to the first adjustment unit 40 for being connected with the reflector element 30 and is connected with the reflector element 30
Second adjustment unit 50, the position that first adjustment unit 40 adjusts the reflector element 30 make its focus be located at the wavelength
At converting unit 20, while second adjustment unit 50 adjusts the position of the laser source unit 10 and sends out laser source unit 10
The optical axis of the laser beam gone out passes through the focus of the reflector element 30, finally makes the laser beam of the outgoing of laser source unit 10
Optical axis intersects at the focal point of the reflector element 30 with the wavelength conversion unit 20.Specifically, in the apparatus, lasing light emitter
On laser beam projects to the wavelength conversion unit 30 that unit 10 is launched and fluorescence is inspired, the fluorescence passes through the reflection
Unit 30 is emitted after reflecting by assigned direction, to form the light beam advanced in defined solid angle, and according to design requirement, is needed
Ensure that the optical axis for the laser beam that laser source unit 10 is emitted intersects at the reflector element 30 with the wavelength conversion unit 20
Focal point, go out so as to which the fluorescence for ensureing to inspire on wavelength conversion unit 20 forms directional light after the reflector element 30 reflection
Penetrate, as parallel illumination light.But in actual applications due to inevitable rigging error, cause laser source unit 10,
The positional precision of wavelength conversion unit 20 and reflector element 30 does not reach design requirement, in of the invention, pass through set first first
Adjustment unit 40 adjusts the position of reflector element 30, the focus of reflector element 30 is located at the wavelength conversion unit 20, connects
The position that laser source unit 10 is adjusted by the second adjustment unit 50, wavelength conversion unit 20 is located at Jiao of reflector element 30
At point, now the optical axis for the laser beam that laser source unit 10 is emitted intersects at the focus of reflector element 30 with wavelength conversion unit 20
Place, that is, design accuracy requirement is met, substantially increases illuminating effect.Herein, the first adjustment unit 40 drives the reflection
Unit 30 realizes the regulation of at least three frees degree, and second adjustment unit 50 drives the laser source unit 10 to realize at least
Three degree of freedom is adjusted, i.e., along X, Y, Z (or u1、v1、w1) axle is mobile and around X, Y, Z (or u1、v1、w1) axle rotate at least three
The individual free degree.
Fig. 1 is continued referring to, the light projecting apparatus also includes installation base plate 60, the laser source unit 10, wavelength convert
On the installation base plate 60, the adjustment unit 50 of the first adjustment unit 40 and second is distinguished for unit 20 and reflector element 30
Adjust the position of the relatively described installation base plate 60 of the reflector element 30 and laser source unit 10.
Preferably, the laser source unit 10 and wavelength conversion unit 20 are divided into the both sides of the reflector element 30, institute
State reflector element 30 and be provided with the thang-kng portion 310 being used for 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 integrally formed with reflector element 30, 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 inspires through wavelength conversion unit 20,
It can so prevent from leaking from thang-kng portion 310 through the fluorescence that wavelength conversion unit 20 is emitted.Thang-kng portion 310 is used for laser beam
Wavelength conversion unit 20 is oriented to, it can be that ellipse, circle or other shapes, size are adapted with the diameter of laser beam, made
Laser beam passes through.Laser source unit 10 is arranged on wavelength conversion unit 20 relative to the opposite side of reflector element 30, is easy to root
Flexible design is carried out to the structure of laser source unit 10 and position according to the steric requirements used and is conveniently replaceable, certain lasing light emitter
Unit 10 can also be installed on the same side of the relative reflection unit 30 of wavelength conversion unit 20, can so simplify light projecting apparatus
Structure.
Preferably, described 30 curved mirrors of reflector element, the angle between the laser beam and the reflector element 30 are
80~90 °, the position in the thang-kng portion 310 and the position correspondence of the laser beam, specifically, making laser beam to enter close to 90 °
The area in thang-kng portion 310 can not only be reduced by being mapped on reflector element 30, while improve laser source unit 10 and reflector element 20
Between compact in design, reduce space-consuming, reduce the volume of device.
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 the light path transfers unit 120
It is incident upon on the wavelength conversion unit 20.Specifically, the quantity of lasing light emitter 110 is according to the work(of output light in laser source unit 10
The center illumination of rate, particularly illuminating lamp needs to be designed, naturally it is also possible to directly sets multiple lasing light emitters 110, is using
When select as needed work at present lasing light emitter 110 quantity, such as by switch element selected, can so enter one
Step improves degree easy to use and universal performance.Certainly, if the quantity of lasing light emitter 110 is multiple, corresponding light beam need to be set whole
Shape element 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, throw
It is incident upon on light path turnover unit 120.In the present embodiment, lasing light emitter 110 is provided with two, arranged in parallel, one of transmitting
Laser beam be directly projected on light path turnover unit 120, another lasing light emitter 110 by produce after prism multiple reflections with
The light beam of outgoing parallel light is projected on light path turnover unit 120, may be otherwise that prism is substituted for into other light paths is whole certainly
Shape element, as long as the light beam for sending multiple lasing light emitters 110 pools one laser beam or multi beam collimated light beam is projected to light path
Transfer on unit 120.Light path turnover unit 120 is used to enter horizontal deflection to laser beam, to change its direct of travel, so that whole
Individual system architecture is compact, and light path turnover unit 120 can use plane mirror or curved reflector, can also use metal film
Or deielectric-coating etc., identical effect can be reached.The quantity in the thang-kng portion 310 is one or more, specifically, working as laser
When source 110 only has one, thang-kng portion 310 is also correspondingly provided with one；When the quantity of lasing light emitter 110 is multiple, i.e., >=2 when, it is logical
The quantity in light portion 310 can also only have one, and now, the light beam that multiple lasing light emitters 110 are launched shares a thang-kng portion 310；When
So thang-kng portion 310 can also be provided with multiple, be corresponded with lasing light emitter 110, and each thang-kng portion 310 is used for will corresponding lasing light emitter
The laser beam of 110 transmittings is oriented to wavelength conversion unit 20.In the present embodiment, lasing light emitter 110 is preferably semiconductor laser, namely
Laser diode, there is small volume, long lifespan feature, reduce further the volume of device, improve service life and stably
Property.Semiconductor laser used herein can have the element of 1 luminous point on 1 chip or in 1 core
There is the element of multiple luminous points on piece.Preferably, the laser source unit 10 is also included positioned at light path turnover unit 120
Focusing unit 130 between reflector element 30.Specifically, focusing unit 130 can use condenser lens or other focusing members
Part, for converging laser beam, it is set to be projected better by thang-kng portion 310 on wavelength conversion unit 20.
In the present embodiment, laser source unit 10 is fixed on the installation base plate 60 by support 70, and support 70 is provided with
For fixing the first fixture 710 of the lasing light emitter 110, the second fixture for fixing the light path turnover unit 120
720 and for fixing the 3rd fixture 730 of the focusing unit 130, first fixture 710, the second fixture 720 or
3rd fixture 730 is flexibly connected with the support 70, and second adjustment unit 50 connects first fixture 710 or the
Two fixtures 720 or the 3rd fixture 730, it is solid that certain second adjustment unit 50 can connect the first fixture 710, second simultaneously
Determine both or the three in the fixture 730 of part 720 or the 3rd, that is, realize to lasing light emitter 110, light path turnover unit 120, focus on
Both or three in unit 130 adjust simultaneously, certainly, in order to simplify apparatus structure and regulation complexity, the second regulation
Unit 50 need to adjust one of which, can equally reach design accuracy, wherein the difficulty of regulation light path turnover unit 120
It is minimum, operate most simple, most pronounced effects.Now 730 the first fixture 710, the second fixture 720 or the 3rd fixture need
One of which is flexibly connected with support 70, and both can be directly anchored on support 70 in addition, and to simplify structure, it is difficult to reduce installation
Degree.Certainly, it may be otherwise without using support 70, lasing light emitter 110, light path turnover unit 120 and focusing unit 130 led to respectively
Cross fixture to be movably installed on installation base plate 60, then drive corresponding fixture to realize six certainly by the second adjustment unit 50
Adjusted by degree.
Preferably, second adjustment unit 50 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 the second set screw 510
Or the combination of adjusting screw rod and the second elastic component 520, second elastic component 520 can use spring, flexible gasket, silica gel, rubber
Glue etc..In the present embodiment, the second adjustment unit 50 is connected with the second fixture 720, and the position for unit 120 of being transferred to light path is carried out
Regulation, the unit 120 of light path turnover herein is plane mirror, and the second fixture 720 is using consolidating more than the plane mirror
Fixed board, specifically, in the present embodiment, the length or width or length and width of fixed plate are all higher than plane mirror, to avoid using screw
Need guiding through plane mirror when being fixed in first support 70 and cause to damage, plane mirror is removably fixed in described solid
On fixed board, such as covered by technique for sticking in fixed plate, or by parts such as transparent buckles in fixed plate, can also
Other modes are used, as long as the effect being detachably fixed can be realized while do not influence laser beam regular reflection.Such as Fig. 1 institutes
Show, first support 70 is is spliced and has the sky of opening with 30 corresponding side of reflector element and top as some installing plates
Heart shell structure, certain first support 70 can also use other structures, as long as can realize that identical acts on.Lasing light emitter
110 are installed in the hollow shell structure by the first fixture 710, and the second fixture 720 is that fixed plate inclination is installed on branch
The top of frame 70, with being connected before and after the hollow shell structure above two pieces of installing plates by the second adjustment unit 50, fixed plate
Angle of inclination is set according to the position of the laser beam exits angle of lasing light emitter 110 and reflector element 30, in Fig. 1, fixed plate with
The angle of horizontal direction is 20~30 degree, and second adjustment unit 50 includes some second set screws 510 and is sheathed on institute
State the spring 411 in the second set screw 510, in the present embodiment, the second set screw 510 is provided with 4, is divided into fixed plate
Four angles, avoid the position of plane mirror, support 70 be provided with respectively greater than described second set screw 510 screw hole and with
The spacing hole that the spring 411 is adapted, the radius of screw hole are less than the radius of spacing hole, and from position screw hole from limit
Extended downwardly after being passed in the hole of position, fixed plate is provided with the through hole that size is more than second set screw 510, is installing
When, spring 411 is placed in spacing hole, the second set screw 510 is from top to bottom then sequentially inserted into the through hole and bullet
Spring 411, and downwards in DRIVE SCREWS hole, in regulation, adjust second set screw 510 at four angles respectively as needed
The regulation to plane mirror six degree of freedom is realized, need to only carry out four-degree-of-freedom regulation herein, i.e., along w1To motion and around
u1、v1、w1Axle rotates, and laser beam smoothly through the focal point for being projected to reflector element 30 behind thang-kng portion 310, is adjusted completion
It is fixed afterwards by the second set screw 510.Fixed plate can certainly be movably arranged at support 70 by hinge etc.
On, then drive fixed plate and plane mirror to realize that six degree of freedom is adjusted using motor or other electric adjusting mechanisms.Focus on
Unit 130 is installed on support 70 close to the side of reflector element 30 by the 3rd fixture 730.
Please emphasis reference picture 1-2, the downward fixed block 320 of projection one in the bottom of reflector element 30, the installation base plate 60
The mounting groove 61 that size is more than the fixed block 320 is provided with, the fixed block 320 is limited in the mounting groove 61, described
First adjustment unit 40 is located between the mounting groove 61 and the fixed block 320, drives the reflector element 30 relatively described
Installation base plate 60 carries out six-freedom motion.Preferably, first adjustment unit 40 is adjusted using electric adjusting mechanism or manually
Save the combination of mechanism or both, in the present embodiment, first adjustment unit 40 is combined using motorized adjustment with mechanical adjustment
Mode, including X is to regulating part 41, Y-direction regulating part 42 and Z-direction regulating part 43.Wherein, the X includes at least to regulating part 41
One piezoelectric ceramics 410 and at least one spring 411, the piezoelectric ceramics 410 and spring 411 are respectively arranged on the fixed block
320 along X to both sides, specifically, by control positioned at X thereto the voltage of piezoelectric ceramics 410 of side and frequency so as to controlling
Its deflection, while X can also occur to deform accordingly to the spring 411 of opposite side, so as to play the X of regulation fixed block 320 to
The effect of position.The Y-direction regulating part 42 includes at least one piezoelectric ceramics 410 and at least one spring 411, the piezoelectricity pottery
Porcelain 410 and spring 411 are respectively arranged on both sides of the fixed block 320 along Y-direction, specifically, being located at Y-direction wherein side by control
The voltage of piezoelectric ceramics 410 and frequency so as to control its deflection, while the spring 411 of Y-direction opposite side can also occur accordingly
Deformation, so as to play the effect of the Y-direction position of regulation fixed block 320.In Fig. 1-2, X is into regulating part 41 and Y-direction regulating part 42
A piezoelectric ceramics 410 and a spring 411 are respectively equipped with, according to regulation stability needs that multiple piezoelectricity can also be set certainly
Ceramics 410 and multiple springs 411, and the quantity of piezoelectric ceramics 410 and spring 411 is without one-to-one corresponding, can be with wherein one
Side sets multiple piezoelectric ceramics 410, sets a spring 411 in opposite side, or side sets a piezoelectric ceramics wherein
410, in another multiple spring 411 of setting, in addition, above-mentioned spring 411 can also use other extensible members, it is such as flexible
Metallic gasket or silica gel etc..The Z-direction regulating part 43 includes some first set screws 430 and located at the fixed block 320
The first elastic component 431 between bottom and the mounting groove 61, the fixed block 320 are provided with and first set screw
430 through holes being adapted, the bottom surface of the mounting groove 61 be respectively equipped with screw of the size more than first set screw 430 and
Size is more than the spacing hole of first elastic component 431, and first set screw 430 sequentially passes through the fixed block 320, the
It is downwardly into after one elastic component 431 in the screw of the mounting groove 61.The first elastic component 431 can use spring 411, gold herein
Belong to pad or silica gel, in the present embodiment, Y-direction regulating part 43 is provided with four groups, corresponding with four angles of fixed plate 31 respectively, right
Fixed block 320 carries out X to after terminating with Y-direction regulation, and the first set screw 430 for adjusting four angles respectively as needed can be real
Now to the regulation of the four-degree-of-freedom of fixed block 320, i.e., move along Y-direction and rotated around X, Y, Z axis, be located at the focus of reflector element 30
On the optical axis of laser beam, even if laser beam is smoothly through the focal point that reflector element 30 is projected to behind thang-kng portion 310.Certainly also may be used
Not open up mounting groove 61 on installation base plate 60, X directly uses motor or cylinder to regulating part 41 and Y-direction regulating part 42, leads to
Cross motor or cylinder drive respectively fixed block 320 along X to or Y-direction move, X is realized to the regulation with Y-direction, then using above-mentioned knot
The Z-direction regulating part 43 of structure realizes the regulation of the four-degree-of-freedom of fixed block 320, i.e., moves along Y-direction and rotated around X, Y, Z axis, adjusted
Into being fixed afterwards by the first set screw 430.
Preferably, the wavelength conversion unit 20 includes fluorescence coating 210, and the fluorescence coating 210 passes through a support base 220
It is fixedly arranged on the installation base plate 60, the support base 220 includes a heat-conducting piece 230 and heat dissipation base 240, the heat-conducting piece
230 lower ends are fixed on the heat dissipation base 240, and upper end passes the rear and fluorescence coating from the through hole 610 from the bottom to top
210 connections.Fluorescence coating 210 is removably fixed in the upper end of heat-conducting piece 230 on installation base plate 60, and the lower end of heat-conducting piece 230 is fixed on scattered
On hot base 240, caused heat on fluorescence coating 210 is distributed, heat-conducting piece 230 is using thermal conductivity high metal or ceramics
Material is made, and is such as made of copper, and thermal conductivity is good, and cost is low.
Present invention also offers a kind of illuminating lamp, including above-mentioned light projecting apparatus, can also include being located at the light certainly
Grenade instrumentation is the baffle plate and projecting lens at the light-emitting window of reflector element 30, an integral illumination lamp is formed, as being shone before vehicle
Lamp or other lighting fields.
In summary, the invention provides a kind of light projecting apparatus and illuminating lamp, including laser source unit 10, wavelength convert
Unit 20 and reflector element 30, in addition to the first adjustment unit 40 for being connected with the reflector element 30 and single with the reflection
Second adjustment unit 50 of the connection of member 30, the position that first adjustment unit 40 adjusts the reflector element 30 makes its focus position
At the wavelength conversion unit 20, while second adjustment unit 50 adjusts the position of the laser source unit 10 makes laser
The optical axis for the laser beam that source unit 10 is sent passes through the focus of the reflector element 30, and first adjustment unit 40 adjusts described
The position of reflector element 30 makes its focus be located at the wavelength conversion unit 20, while second adjustment unit 50 regulation institute
The optical axis for stating the laser beam that the position of laser source unit 10 sends laser source unit 10 passes through the focus of the reflector element, from
And ensure the optical axis for the laser beam that laser source unit 10 is emitted and Jiao of the reflector element 30 is intersected at wavelength conversion unit 20
Point, effectively avoid the crevice projection angle and reflector element 30 and wavelength conversion unit 20 that rigging error be present and cause laser beam
Relative position the problem of not reaching design requirement, substantially increase illuminating effect.
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
It should include within the scope of the present invention.
Claims (10)
1. light projecting apparatus, including laser source unit, wavelength conversion unit and reflector element, it is characterised in that also include and institute
The second adjustment unit stated the first adjustment unit of reflector element connection and be connected with the laser source unit, described first adjusts
The position that section unit adjusts the reflector element makes its focus be located at the wavelength conversion unit, while second regulation is single
The optical axis for the laser beam that the position that member adjusts the laser source unit sends laser source unit passes through Jiao of the reflector element
Point.
2. light projecting apparatus according to claim 1, it is characterised in that also including installation base plate, the laser source unit,
On the installation base plate, first adjustment unit and the second adjustment unit are adjusted respectively for wavelength conversion unit and reflector element
Save the position of the relatively described installation base plate of the reflector element and laser source unit.
3. light projecting apparatus according to claim 2, it is characterised in that the laser source unit and wavelength conversion unit point
Located at the both sides of the reflector element, the reflector element is provided with the thang-kng portion being adapted with the laser beam.
4. light projecting apparatus according to claim 3, it is characterised in that the laser source unit includes at least one laser
Source, a light path turnover unit and a focusing unit, the laser beam that the lasing light emitter is sent are transferred by the light path successively
The reflector element is passed through after unit and focusing unit and is projected on the wavelength conversion unit, second adjustment unit connects
The lasing light emitter or light path turnover unit or the focusing unit are connect, adjusts the lasing light emitter or light path turnover unit
Angle of inclination or the regulation focusing unit position.
5. light projecting apparatus according to claim 4, it is characterised in that the laser source unit is fixed by first support
In on the installation base plate, first support is provided with for fixing the first fixture of the lasing light emitter, for fixing the light
The second fixture and the 3rd fixture for fixing the focusing unit of road turnover unit, first fixture, the
Two fixtures or the 3rd fixture are flexibly connected with the first support, and second adjustment unit connects first fixture
Or second fixture or the 3rd fixture.
6. light projecting apparatus according to claim 5, it is characterised in that second adjustment unit is fixed with described second
Part connects, including some second set screws and the second elastic component for being sheathed in first set screw, and described second
Fixture is provided with the through hole that size is more than second set screw, and being respectively equipped with size in the first support is more than institute
State the screw hole of the second set screw and size is more than the spacing hole of second elastic component, second set screw is worn successively
It is downwardly into after crossing second fixture, the second elastic component in the screw hole.
7. light projecting apparatus according to claim 3, it is characterised in that the downward projection one in reflector element bottom is fixed
Block, the installation base plate are provided with the mounting groove that size is more than the fixed block, and the fixed block is limited in the mounting groove,
First adjustment unit is located between the mounting groove and the fixed block, drives the relatively described installation base of the reflector element
Plate carries out six-freedom motion.
8. light projecting apparatus according to claim 7, it is characterised in that first adjustment unit include X to regulating part,
Y-direction regulating part and Z-direction regulating part, the X include at least one piezoelectric ceramics and at least one elastic component, the pressure to regulating part
Electroceramics and elastic component be respectively arranged on the fixed block along X to both sides, the Y-direction regulating part includes at least one piezoelectric ceramics
With at least one spring, the piezoelectric ceramics and spring are respectively arranged on both sides of the fixed block along Y-direction, the Z-direction regulating part
Including some first set screws and the first elastic component for being sheathed in first set screw, the fixed plate be provided with
The through hole that first set screw is adapted, size is respectively equipped with the bottom surface of the mounting groove more than the described first regulation spiral shell
Silk screw and size be more than first elastic component spacing hole, first set screw sequentially pass through the fixed plate,
It is downwardly into after first elastic component in the screw of the mounting groove.
9. light projecting apparatus according to claim 2, it is characterised in that the wavelength conversion unit includes fluorescence coating, institute
State fluorescence coating to be fixedly arranged on the installation base plate by a support base, the installation base plate is more than the support provided with size
The through hole of base wherein one end, the support base include a heat-conducting piece and heat dissipation base, and institute is fixed in the heat-conducting piece lower end
State on heat dissipation base, upper end is connected after being passed from the bottom to top from the through hole with the fluorescence coating.
10. illuminating lamp, it is characterised in that including the light projecting apparatus described in any one of claim 1~9.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710443741 | 2017-06-13 | ||
| CN2017104437410 | 2017-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107388119A true CN107388119A (en) | 2017-11-24 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710829863.3A Pending CN107388119A (en) | 2017-06-13 | 2017-09-15 | Light projecting apparatus and illuminating lamp |
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| CN (1) | CN107388119A (en) |
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| US20120051074A1 (en) * | 2010-08-31 | 2012-03-01 | Sharp Kabushki Kaisha | Lighting apparatus, headlamp, and mobile body |
| US20120069593A1 (en) * | 2010-09-21 | 2012-03-22 | Sharp Kabushiki Kaisha | Vehicle headlamp and illumination device |
| WO2012128384A1 (en) * | 2011-03-24 | 2012-09-27 | シャープ株式会社 | Light-emitting device, illumination device, and headlight |
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| WO2013141054A1 (en) * | 2012-03-22 | 2013-09-26 | シャープ株式会社 | Illumination device and vehicle headlight |
| CN103562620A (en) * | 2011-05-24 | 2014-02-05 | 斯坦雷电气株式会社 | Vehicle headlamp |
| US20140168940A1 (en) * | 2011-06-30 | 2014-06-19 | Sharp Kabushiki Kaisha | Laser-beam utilization device and vehicle headlight |
| JP2017084620A (en) * | 2015-10-28 | 2017-05-18 | ウシオ電機株式会社 | Light source device |
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| US20120051074A1 (en) * | 2010-08-31 | 2012-03-01 | Sharp Kabushki Kaisha | Lighting apparatus, headlamp, and mobile body |
| US20120069593A1 (en) * | 2010-09-21 | 2012-03-22 | Sharp Kabushiki Kaisha | Vehicle headlamp and illumination device |
| WO2012128384A1 (en) * | 2011-03-24 | 2012-09-27 | シャープ株式会社 | Light-emitting device, illumination device, and headlight |
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| US20140168940A1 (en) * | 2011-06-30 | 2014-06-19 | Sharp Kabushiki Kaisha | Laser-beam utilization device and vehicle headlight |
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