CN110388578A - A kind of laser lighting light source - Google Patents
A kind of laser lighting light source Download PDFInfo
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- CN110388578A CN110388578A CN201910736393.5A CN201910736393A CN110388578A CN 110388578 A CN110388578 A CN 110388578A CN 201910736393 A CN201910736393 A CN 201910736393A CN 110388578 A CN110388578 A CN 110388578A
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/68—Details of reflectors forming part of the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/69—Details of refractors forming part of the light source
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Projection Apparatus (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Semiconductor Lasers (AREA)
Abstract
The present invention relates to lighting source technical field, specially a kind of laser lighting light source, including laser array, be stimulated mould group and condenser lens；Laser array includes the multiple lasers being arranged in array and is used to issue multi beam exciting light light；The mould group that is stimulated includes being used to form multiple multi beam exciting light light for being stimulated a little and being used for the sending of multiple spot switched laser array for the Wavelength converters of stimulated light light, and for guiding multi beam exciting light light, stimulated light light to the light path regulating device of condenser lens；The multiple laser light focusing that condenser lens is used to receive is in light-resource fousing face.A kind of laser lighting light source of the present invention, the multi beam exciting light light that laser array issues is not accumulated into any and carries out excitation conversion, and it is sent to form progress multiple spot conversion on multiple Wavelength converters being stimulated a little, it solves the problems, such as to burn out Wavelength converter in condensing thermal quantity set by dispersing heat source, increases light source life.
Description
Technical field
The present invention relates to lighting source technical fields, more particularly, to a kind of laser lighting light source.
Background technique
In beam lighting application, the light source of traditional beam lighting largely uses high-power bulb, due to lamp
The electric arc of bubble is short and illuminator point is small, and the luminous flux that shines in unit area is high, so that bulb source plays master in beam lighting
Lead status.However light bulb there are efficiencies it is low, the service life is short, mercury pollution the problems such as, beam and focus center and edge uniformity difference phenomenon.
Laser light source is point light source, more much larger than light bulb sealed beam lamp advantage on this platform of sealed beam lamp.Laser light source can
More laser are pooled a point, then obtains by Wavelength converter apparatus white light and (or closed by RBG one-wavelength laser
Light obtains white light).As shown in fig. 7, being existing laser light source, more laser tubes 6 issue excitation blue light 401 after reflecting mirror,
It is guided by the dichroscope 2 excitation blue lights 301 reflected of anti-blue Huang thoroughly to fluorescent powder 8, and the excitation blue light transmitted
302 guidance are to 9 side of Lambertian scatterer, and fluorescent powder 8 is excited sending yellow light 501 and penetrates dichroscope 2, with Lambertian scatterer
9 blue lights 303 being reflected back merge into beam of white light 7, at this point, there is some yellow light 501 to be reflected, form the yellow light 502 reflected,
Also the blue light 303 for having part to be reflected back transmits dichroscope 2, forms the blue light 304 transmitted.The program uses dichroscope
Incident blue light is carried out light splitting and light combination with the yellow light for being excited to issue by 2, to realize the purpose for being finally mixed into white light.Fluorescent powder
8/ Lambertian scatterer 9 is Wavelength converter, and the program completes yellow light conversion or blue at 8/ Lambertian scatterer 9 of fluorescent powder
It is to pool light beam some when light reflects, however when more laser pool a bit, laser energy density is higher, holds
Easily Wavelength converter is burnt out, and then influences light source life.
Summary of the invention
The present invention is directed to overcome above-mentioned defect in the prior art, a kind of laser lighting light source is provided, can solve light bulb
The problem of burning out Wavelength converter in insufficient and condensing thermal quantity set increases light source life.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of laser lighting light source, including laser battle array are provided
It arranges, be stimulated mould group and condenser lens；Laser array includes the multiple lasers being arranged in array and excites for issuing multi beam
Light light；The mould group that is stimulated includes being used to form multiple multi beam excitations for being stimulated a little and being used for the sending of multiple spot switched laser array
Light light is the Wavelength converter of stimulated light light, and for guiding multi beam exciting light light, stimulated light light to poly-
The light path regulating device of focus lens；The multiple laser light focusing that condenser lens is used to receive is in light-resource fousing face.
In above scheme, the multi beam exciting light light that laser array issues is not accumulated into any and carries out excitation conversion,
And be sent to form progress multiple spot conversion on multiple Wavelength converters being stimulated a little, optically focused is solved by dispersion heat source
The problem of heat concentration burns out Wavelength converter, increases light source life.
Preferably, one of laser array issues every beam exciting light light and the mould group that is stimulated is stimulated corresponding set
It sets；Or every beam exciting light light of laser array sending and multiple be stimulated for the mould group that is stimulated a little are correspondingly arranged；Or laser battle array
It arranges one of part beam and the mould group that is stimulated in the multi beam exciting light light issued and is stimulated and be a little correspondingly arranged.By will be a branch of
Exciting light light, which is guided to one or more, to be stimulated a little, or part beam exciting light light is guided to setting a little of being stimulated
It sets, so that the exciting light light that laser array issues is assigned to different being stimulated and a little carries out excitation conversion, to realize dispersion
The purpose of heat source.
Preferably, the specific structure about the mould group that is stimulated is divided into the big scheme of following three.
First big scheme includes the following two kinds special case scheme again.
First special case scheme: the mould group that is stimulated be it is multiple, the mould group that is each stimulated include blue light be stimulated mould group and
Yellow light is stimulated mould group；Each blue light mould group that is stimulated includes blue light wavelength conversion equipment and the first collimation lens set, each
The yellow light mould group that is stimulated includes yellow wavelengths conversion equipment and the first collimation lens set, and the first collimation lens set is optical path adjusting
Device is simultaneously used for collimated ray；Laser array and yellow light, which are stimulated between mould group, to be equipped with as light path regulating device two to light splitting color
Piece, the purple exciting light light for issuing to laser array are divided, and make a part of purple exciting light light through described
Collimating lens group converges at yellow wavelengths conversion equipment to be converted to yellow light, passes through another part purple exciting light light
First collimation lens set converges at blue light wavelength conversion equipment to be converted to blue ray；Two to light splitting color chips be also used to by
Nearly parallel yellow light and nearly parallel blue ray light combination after the first collimation lens set collimation are white light light.Preferably,
The blue light mould that is stimulated is mounted on laser array light direction, and the yellow light mould that is stimulated is mounted on laser array and goes out light vertical direction, swashs
Optical arrays direction is 45 ° to color chips direction angle is divided with two；Yellow wavelengths conversion equipment is high reflection material table
The structure of face dusting fluorescent powder bisque.
Second special case scheme: the mould group that is stimulated be it is multiple, the mould group that is each stimulated includes blu-ray reflection mould group and Huang
Light is stimulated mould group；Each blu-ray reflection mould group is light path regulating device and includes that Lambertian scattering device and the first collimation are saturating
Microscope group, each yellow light mould group that is stimulated includes yellow wavelengths conversion equipment and the first collimation lens set, the first collimation lens set
For light path regulating device and it is used for collimated ray；Laser array and yellow light are stimulated between mould group equipped with as light path regulating device
Two to light splitting color chips, the blue excitation light light for issuing to laser array is divided, and makes a part of blue excitation light
Light converges at yellow wavelengths conversion equipment through the first collimation lens set to be converted to yellow light, makes another part blue excitation
Light light converges at Lambertian scattering device through the first collimation lens set with reflection blue light；Two to light splitting color chips be also used to by
Nearly parallel yellow light and nearly parallel blue ray light combination after the first collimation lens set collimation are white light light.Preferably,
Blu-ray reflection mould is mounted on laser array light direction, and the yellow light mould that is stimulated is mounted on laser array and goes out light vertical direction, laser
Array direction is 45 ° to color chips direction angle is divided with two；Yellow wavelengths conversion equipment is high reflection material surface
The structure of dusting fluorescent powder bisque, Lambertian scattering device are Gauss diffuse-reflective material structure.
Second big scheme: the mould group that is stimulated is that multiple white lights are stimulated mould group；Each white light mould group that is stimulated includes
Wavelengths of white light conversion equipment and the first collimation lens set, wavelengths of white light conversion equipment surface are equipped with diffuse-reflective material and powder fluorescent powder
The mixed material layer of powder, diffuse-reflective material layer as light path regulating device, powder fluorescent powder powder layer as Wavelength converter,
First collimation lens set is light path regulating device and is used for collimated ray；Laser array and white light are stimulated between mould group equipped with work
It is divided guide body for the region of light path regulating device, the exciting light light for guiding laser array to issue is collimated through described first
Lens group converges on wavelengths of white light conversion equipment；Wavelengths of white light conversion equipment is used for a part of exciting light light diffusing reflection,
Another part exciting light light is converted to stimulated light light；Diffusing reflection light and stimulated light light are mixed into white light light through first
Lens focus is focused on light-resource fousing face after collimation lens set collimation.
Second big scheme includes following two small schemes again.
First small scheme: the white light mould that is stimulated is mounted on laser array and goes out light vertical direction, and region light splitting guide body is
Region is divided color chips, and laser array direction and region light splitting color chips direction angle are 45 °；Region light splitting color chips is used for
By laser array issue excitation light line reflection to white light be stimulated mould group and transmit through white light be stimulated mould group conversion after
Light is to condenser lens.
Second small scheme: the white light mould that is stimulated is mounted on laser array light direction, and it is region that region, which is divided guide body,
The color chips that is all-trans is transmitted, it is 45 ° that laser array direction and region, which transmit the color chips direction angle that is all-trans,；Region transmission is all-trans
Color chips be equipped with transmission region, the exciting light light for issuing laser array be transmitted through white light be stimulated mould group and reflect through white
Light is stimulated the light after the conversion of mould group to condenser lens.
Third big scheme: the mould group that is stimulated is that multiple white lights are stimulated mould group；Each white light mould group that is stimulated includes
Wavelengths of white light conversion equipment and the first collimation lens set, wavelengths of white light conversion equipment surface are equipped with diffuse-reflective material and powder fluorescent powder
The mixed material layer of powder, diffuse-reflective material layer as light path regulating device, powder fluorescent powder powder layer as Wavelength converter,
First collimation lens set is light path regulating device and is used for collimated ray；The exciting light light direct irradiation that laser array issues is extremely
Wavelengths of white light conversion equipment；Wavelengths of white light conversion equipment is used for a part of exciting light light diffusing reflection, another part exciting light
Light is converted to stimulated light light；Diffusing reflection light and stimulated light light are mixed into white light light after the first collimation lens set collimation
Line is simultaneously focused lens focus on light-resource fousing face.
Preferably, in the three big scheme of the specific structure for the mould group that is stimulated, the mould group that is each stimulated is stimulated a little
It is arranged in a one-to-one correspondence with each laser to convert a branch of exciting light light of laser sending.
Preferably, dodging device is equipped between laser array and Wavelength converter；Or/and Wavelength converter and focusing
Dodging device is equipped between lens.Dodging device is Gaussian piece or microlens array, is used for uniform light.
It preferably, further include the excitation light for being arranged in a one-to-one correspondence and be used to collimate laser sending with each laser
Second collimation lens set of line.
Compared with prior art, the invention has the benefit that
The multi beam exciting light light that laser array issues is not accumulated into any and carries out excitation conversion, and is sent to and to be formed
Multiple spot conversion is carried out on multiple Wavelength converters being stimulated a little, solves to turn wavelength in condensing thermal quantity set by dispersion heat source
The problem of changing device is burnt out increases light source life.
Detailed description of the invention
Fig. 1 is a kind of light channel structure figure of the laser lighting light source of embodiment 1.
Fig. 2 is the optical path of the exciting light light of one laser of mould group corresponding conversion sending that is stimulated in embodiment 1
Structure chart, wherein laser issues purple exciting light.
Fig. 3 is the optical path of the exciting light light of one laser of mould group corresponding conversion sending that is stimulated in embodiment 1
Structure chart, wherein laser issues blue excitation light.
Fig. 4 is a kind of light channel structure figure of the laser lighting light source of embodiment 2.
Fig. 5 is a kind of light channel structure figure of the laser lighting light source of embodiment 3.
Fig. 6 is a kind of light channel structure figure of the laser lighting light source of embodiment 4.
Fig. 7 is the light channel structure figure of laser light source in the prior art.
Attached drawing mark: 2 dichroscopes；6 laser tubes；7 white lights；8 fluorescent powders；9 Lambertian scatterers；301 reflect swash
Blue light-emitting；The 302 excitation blue lights transmitted；303 blue lights being reflected back；304 blue lights transmitted；401 excitation blue lights；501 is yellow
Light；502 yellow lights reflected；11 laser arrays；12 second collimation lens sets；13 2 to light splitting color chips；14 yellow lights are stimulated mould
Group；15 blue lights are stimulated mould group；16 condenser lenses；17 light-resource fousing faces；19 first collimation lens sets；20 blu-ray reflection mould groups；
23 regions are divided color chips；24 white lights are stimulated mould group；33 regions transmit the color chips that is all-trans；241 wavelengths of white light conversion equipments；141 is yellow
Light wavelength conversion device；151 blue light wavelength conversion equipments；181 nearly parallel array exciting light light；182 nearly parallel yellow light；
183 nearly parallel blue rays；201 Lambertian scattering devices；272 nearly parallel rays.
Specific embodiment
Attached drawing of the present invention only for illustration, is not considered as limiting the invention.It is following in order to more preferably illustrate
Embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；For art technology
For personnel, the omission of the possibility of certain known features and its explanation be will be understood by attached drawing.
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of laser lighting light source, including laser array 11, the mould group that is stimulated and poly-
Focus lens 16；Laser array 11 includes the multiple lasers being arranged in array and is used to issue multi beam exciting light light；It is stimulated
Mould group includes being used to form multiple multi beam exciting light light for being stimulated a little and being used for the sending of multiple spot switched laser array to be excited
The Wavelength converter of light light, and for guiding multi beam exciting light light, stimulated light light to the optical path of condenser lens
Regulating device；The multiple laser light focusing that condenser lens 16 is used to receive is in light-resource fousing face 17.
In the present embodiment, the multi beam exciting light light that laser array 11 issues is not accumulated into any and carries out excitation turn
It changes, and is sent to form progress multiple spot conversion on multiple Wavelength converters being stimulated a little, solved by dispersion heat source
The problem of burning out Wavelength converter in condensing thermal quantity set increases light source life.
Wherein, dodging device is equipped between laser array 11 and Wavelength converter；Or/and Wavelength converter and focusing
Dodging device is equipped between lens 16.Dodging device is Gaussian piece or microlens array, is used for uniform light.
In addition, further including the exciting light light for being arranged in a one-to-one correspondence and be used to collimate laser sending with each laser
The second collimation lens set 12.
Wherein, one of laser array 11 issues every beam exciting light light and the mould group that is stimulated is stimulated corresponding set
It sets；Or every beam exciting light light of the sending of laser array 11 and multiple be stimulated for the mould group that is stimulated a little are correspondingly arranged；Or laser
One of part beam and the mould group that is stimulated in multi beam exciting light light that array 11 issues, which is stimulated, to be a little correspondingly arranged.Passing through will
A branch of exciting light light, which is guided to one or more, to be stimulated a little, or part beam exciting light light is guided to one and is stimulated a little
Setting so that the exciting light light that laser array 11 issues is assigned to different being stimulated and a little carries out excitation conversion, with reality
Now disperse the purpose of heat source.In the present embodiment, being stimulated for the mould group that is each stimulated a little is arranged in a one-to-one correspondence with each laser
To convert a branch of exciting light light of laser sending.
The present embodiment shares the following two kinds special case about the specific structure for the mould group that is stimulated.
Special case one: as shown in Fig. 2, the mould group that is stimulated be it is multiple, the mould group that is each stimulated includes that blue light is stimulated mould group
15 and yellow light be stimulated mould group 14；Each blue light is stimulated mould group 15 including blue light wavelength conversion equipment 151 and the first collimation
Lens group 19, each yellow light be stimulated mould group 14 include yellow wavelengths conversion equipment 141 and the first collimation lens set 19, first
Collimation lens set 19 is light path regulating device and is used for collimated ray；Laser array 11 and yellow light are stimulated between mould group 14 and are equipped with
As light path regulating device two to light splitting color chips 13, the purple exciting light light for issuing to laser array 11 divides
Light makes a part of purple exciting light light converge at yellow wavelengths conversion equipment 141 through the first collimation lens set 19 to be converted to
Yellow light makes another part swash violet light light and converges at blue light wavelength conversion equipment 151 through the first collimation lens set 19
To be converted to blue ray；Two are also used to light splitting color chips 13 by the nearly parallel sodium yellow after the first collimation lens set 19 collimates
Line 182 and nearly parallel 183 light combination of blue ray are white light light.In special case one, blue light is stimulated mould group 15 set on laser battle array
11 light direction of column, yellow light be stimulated mould group 14 set on laser array 11 go out light vertical direction, 11 direction of laser array with
Two to light splitting 13 direction angle of color chips be 45 °；Yellow wavelengths conversion equipment 141 is high reflection material surface dusting fluorescent powder
The structure of bisque.
Special case two: as shown in figure 3, be stimulated mould group be it is multiple, the mould group that is each stimulated includes blu-ray reflection mould group 20
And yellow light is stimulated mould group 14；Each blu-ray reflection mould group 20 is light path regulating device and includes Lambertian scattering device 201
And first collimation lens set 19, each yellow light mould group 14 that is stimulated includes that yellow wavelengths conversion equipment 141 and the first collimation are saturating
Microscope group 19, the first collimation lens set 19 are light path regulating device and are used for collimated ray；Laser array 11 and yellow light are stimulated mould
Two blue excitation light to light splitting color chips 13, for issuing to laser array 11 as light path regulating device is equipped between group 14
Light is divided, and a part of blue excitation light light is made to converge at yellow wavelengths conversion equipment through the first collimation lens set 19
141 to be converted to yellow light, so that another part blue excitation light light is converged at Lambertian through the first collimation lens set 19 and dissipates
Injection device 201 is with reflection blue light；Two to light splitting color chips 13 be also used to will through the first collimation lens set 19 collimation after it is close put down
Row yellow light 182 and nearly parallel 183 light combination of blue ray are white light light.Lambertian scattering device 201 is Gauss diffusing reflection
Material structure.In special case two, blu-ray reflection mould group 20 is set to 11 light direction of laser array, and the yellow light mould group 14 that is stimulated is set to
Laser array 11 goes out light vertical direction, and 11 direction of laser array is 45 ° to 13 direction angle of color chips is divided with two；It is yellow
Light wavelength conversion device 141 is the structure of high reflection material surface dusting fluorescent powder bisque, and Lambertian scattering device 201 is Gauss
Diffuse-reflective material structure.
In the present embodiment, the mould group that is stimulated of special case two is selected；Laser array 11 includes the multiple blue lights being arranged in array
Laser, the second collimation lens set 12 are arranged in a one-to-one correspondence with each blue laser；Each blue laser issues wavelength
The exciting light light of 440-460nm, the multi beam exciting light light that all blue lasers issue are quasi- by the second collimation lens set 12
Directly at nearly parallel array exciting light light 181.
Wherein, two it is coated with the anti-blue saturating yellow membrane in part to light splitting 13 surface of color chips, for carrying out 400-480nm wavelength light
70-80% reflection, and 480-800nm wavelength light is subjected to 20-30% transmission；The multi beam excitation that all blue lasers issue
After light light is collimated into nearly parallel array exciting light light 181 by the second collimation lens set 12, two to light splitting color chips 13 for pair
The nearly parallel array exciting light light 181 is divided, and the nearly parallel array exciting light light 181 of 70-80% is made to be reflected towards Huang
Light is stimulated mould group 14, and the nearly parallel array exciting light light 181 of 20-30% is transmitted to blu-ray reflection mould group 20.
Wherein, be reflected towards yellow light be stimulated mould group 14 the nearly parallel array exciting light light 181 of a part through the first collimation
Lens group 19 converges at yellow wavelengths conversion equipment 141 to be converted to the Lambertian yellow light of 480-800nm, Lambertian yellow
Light is collimated into nearly parallel yellow light 182 by the first collimation lens set 19, and nearly parallel yellow light 182 passes through two to light splitting color
Piece 13 is irradiated to 16 direction of condenser lens.
In addition, transmiting the nearly parallel array exciting light light 181 of another part to blu-ray reflection mould group 20 through the first collimation
Lens group 19 converges at Lambertian scattering device 201 to be diffusely reflected and be converted to Lambertian blue ray, Lambertian blue ray
Nearly parallel blue ray 183 is collimated by the first collimation lens set 19, nearly parallel blue ray 183 is anti-to light splitting color chips 13 by two
It is mapped to 16 direction of condenser lens.
Wherein, nearly parallel yellow light 182 is to progress light combination at light splitting color chips 13 two with nearly parallel blue ray 183
The nearly parallel rays of white light is focused lens 16 and focuses on light-resource fousing face 17.
Embodiment 2
As shown in figure 4, embodiment 2 and the difference of embodiment 1 are: being excited the present embodiment provides a kind of laser lighting light source
The specific structure for sending out mould group is different, so that the optical path of exciting light light to Wavelength converter that laser array 11 issues is different.
Specifically: the mould group that is stimulated is that multiple white lights are stimulated mould group 24；Each white light is stimulated mould group 24 including wavelengths of white light turn
Changing device 241 and the first collimation lens set 19,241 surface of wavelengths of white light conversion equipment are equipped with diffuse-reflective material and powder phosphor
The mixed material layer of body (titanium oxide or alumina powder), diffuse-reflective material layer is as light path regulating device, powder fluorescent powder powder
Layer is used as Wavelength converter, and the first collimation lens set 19 is light path regulating device and is used for collimated ray；Laser array 11 with
White light is stimulated between mould group 24 and is divided guide body equipped with the region as light path regulating device, for guiding laser array 11 to send out
Exciting light light out converges on wavelengths of white light conversion equipment 241 through the first collimation lens set 19；Wavelengths of white light conversion equipment
241 for by a part of exciting light light diffusing reflection, another part exciting light light to be converted to stimulated light light；Diffusing reflection light
White light light is mixed into after the first collimation lens set 19 collimation with stimulated light light to be focused lens 16 and focus on light-resource fousing
On face 17.
Wherein, white light be stimulated mould group 24 set on laser array 11 go out light vertical direction, region be divided guide body be region
It is divided color chips 23,11 direction of laser array and region light splitting 23 direction angle of color chips are 45 °；Region is divided color chips 23
Be stimulated mould group 24 and transmiting of excitation light line reflection to white light for issuing laser array 11 is stimulated mould group through white light
Light after 24 conversions is to condenser lens 16.
In the present embodiment, region light splitting 23 surface portion region of color chips is coated with the anti-blue saturating yellow membrane in part, is used for 400-
480nm wavelength light is totally reflected, and 480-800nm wavelength light is transmitted；Nearly parallel array light 181 is by region
The light splitting color chips 23 directive white light that is all-trans is stimulated mould group 24.
In addition, wavelengths of white light conversion equipment 241 is used for by a part of nearly 181 diffusing reflection of parallel array exciting light light, separately
A part of nearly parallel array exciting light light 181 is converted to stimulated light light；Diffusing reflection light and stimulated light light are mixed into white
Light light.
In the present embodiment, white light light is collimated into nearly parallel rays 272 through the first collimation lens set 19, is focused lens 16
It focuses on light-resource fousing face 17.
Embodiment 3
As shown in figure 5, embodiment 3 and the difference of embodiment 2 are: white light the present embodiment provides a kind of laser lighting light source
The mould group 24 that is stimulated is set to 11 light direction of laser array, and region light splitting guide body is that region transmits the color chips 33 that is all-trans, laser battle array
It is 45 ° that 11 direction of column and region, which transmit the 33 direction angle of color chips that is all-trans,；Region transmission is all-trans color chips 33 equipped with transmission
Region, the exciting light light for issuing laser array 11 be transmitted through white light be stimulated mould group 24 and reflect be stimulated through white light
Mould group 24 convert after light to condenser lens 16.
Wherein, wavelengths of white light conversion equipment 241 is used for by a part of nearly 181 diffusing reflection of parallel array exciting light light, separately
A part of nearly parallel array exciting light light 181 is converted to stimulated light light；Diffusing reflection light and stimulated light light are mixed into white
Light light.
In the present embodiment, white light light is collimated into nearly parallel rays 272 through the first collimation lens set 19, is focused lens 16
It focuses on light-resource fousing face 17.
Embodiment 4
As shown in fig. 6, embodiment 4 and the difference of embodiment 2 are: being excited the present embodiment provides a kind of laser lighting light source
The specific structure for sending out mould group is different, so that the optical path of exciting light light to Wavelength converter that laser array 11 issues is different.
Specifically: the mould group that is stimulated is that multiple white lights are stimulated mould group 24；Each white light is stimulated mould group 24 including wavelengths of white light turn
Changing device 241 and the first collimation lens set 19；Wavelengths of white light conversion equipment 241 is sapphire glass or silica glass material knot
Structure, surface is coated with anti-yellow thoroughly blue film (transmission of 360-480nm wavelength light, the total reflection of 480-800nm wavelength light), anti-yellow thoroughly blue
Film surface is equipped with the mixed material layer of diffuse-reflective material and powder fluorescent powder powder (titanium oxide or alumina powder), diffusing reflection material again
The bed of material as light path regulating device, powder fluorescent powder powder layer as Wavelength converter,；First collimation lens set 19 is optical path tune
Regulating device is simultaneously used for collimated ray；The exciting light light direct irradiation that laser array 11 issues is to wavelengths of white light conversion equipment 241；
Wavelengths of white light conversion equipment 241 is used for a part of nearly 181 diffusing reflection of parallel array exciting light light, the closely parallel battle array of another part
Column exciting light light 181 is converted to stimulated light light.
In the present embodiment, diffusing reflection light is mixed into after the first collimation lens set 19 collimation close parallel with stimulated light light
Light 272, i.e. white light light；Then white light light is focused lens 16 and focuses on light-resource fousing face 17.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate technical solution of the present invention example, and
It is not the restriction to a specific embodiment of the invention.It is all made within the spirit and principle of claims of the present invention
Any modifications, equivalent replacements, and improvements etc. should all be comprised within the scope of protection of the claims of the present invention.
Claims (12)
1. a kind of laser lighting light source, which is characterized in that including laser array (11), the mould group that is stimulated and condenser lens (16)；
Laser array (11) includes the multiple lasers being arranged in array and is used to issue multi beam exciting light light；The mould group that is stimulated includes
Being used to form multiple multi beam exciting light light for being stimulated a little and being used for the sending of multiple spot switched laser array is stimulated light light
Wavelength converter, and for guiding multi beam exciting light light, stimulated light light to the light path regulating device of condenser lens；
The multiple laser light focusing that condenser lens (16) is used to receive is in light-resource fousing face (17).
2. a kind of laser lighting light source according to claim 1, which is characterized in that every Shu Ji that laser array (11) issues
One of light-emitting line and the mould group that is stimulated, which is stimulated, to be a little correspondingly arranged；Or every beam exciting light light that laser array (11) issues
It is a little correspondingly arranged with multiple be stimulated for the mould group that is stimulated；Or the part in the multi beam exciting light light of laser array (11) sending
One of beam and the mould group that is stimulated, which is stimulated, to be a little correspondingly arranged.
3. a kind of laser lighting light source according to claim 1, which is characterized in that the mould group that is stimulated is multiple, Mei Geshou
Excitation mould group includes that blue light is stimulated mould group (15) and yellow light is stimulated mould group (14)；Each blue light is stimulated mould group (15)
Including blue light wavelength conversion equipment (151) and the first collimation lens set (19), each yellow light is stimulated mould group (14) including Huang
Light wavelength conversion device (141) and the first collimation lens set (19), the first collimation lens set (19) are that light path regulating device is used in combination
In collimated ray；Laser array (11) and yellow light, which are stimulated, to be equipped between mould group (14) as light path regulating device two to light splitting
Color chips (13), the purple exciting light light for issuing to laser array (11) are divided, and make a part of purple excitation light
Line converges at yellow wavelengths conversion equipment (141) through the first collimation lens set (19) to be converted to yellow light, makes another part
Purple exciting light light converges at blue light wavelength conversion equipment (151) through the first collimation lens set (19) to be converted to blue light
Line；Two to light splitting color chips (13) be also used to by through the first collimation lens set (19) collimation after nearly parallel yellow light (182) and
Nearly parallel blue ray (183) light combination is white light light.
4. a kind of laser lighting light source according to claim 1, which is characterized in that the mould group that is stimulated is multiple, Mei Geshou
Exciting mould group includes that blu-ray reflection mould group (20) and yellow light are stimulated mould group (14)；Each blu-ray reflection mould group (20) is optical path
Regulating device and include Lambertian scattering device (201) and the first collimation lens set (19), each yellow light is stimulated mould group
It (14) include yellow wavelengths conversion equipment (141) and the first collimation lens set (19), the first collimation lens set (19) is optical path
Regulating device is simultaneously used for collimated ray；Laser array (11) and yellow light are stimulated between mould group (14) equipped with as optical path adjusting dress
To light splitting color chips (13), the blue excitation light light for issuing to laser array (11) is divided two set, makes a part
Blue excitation light light converges at yellow wavelengths conversion equipment (141) through the first collimation lens set (19) to be converted to sodium yellow
Line makes another part blue excitation light light converge at Lambertian scattering device (201) through the first collimation lens set (19) with anti-
Penetrate blue ray；Two are also used to light splitting color chips (13) by the nearly parallel yellow light after the first collimation lens set (19) collimate
(182) and nearly parallel blue ray (183) light combination is white light light.
5. a kind of laser lighting light source according to claim 3, which is characterized in that blue light is stimulated mould group (15) set on sharp
Optical arrays (11) light direction, yellow light be stimulated mould group (14) go out light vertical direction, laser array set on laser array (11)
(11) direction is 45 ° to color chips (13) direction angle is divided with two；Yellow wavelengths conversion equipment (141) is high reflection
The structure of material surface dusting fluorescent powder bisque.
6. a kind of laser lighting light source according to claim 4, which is characterized in that blu-ray reflection mould group (20) is set to laser
Array (11) light direction, yellow light be stimulated mould group (14) go out light vertical direction, laser array (11) set on laser array (11)
Direction is 45 ° to color chips (13) direction angle is divided with two；Yellow wavelengths conversion equipment (141) is high reflection material
The structure of surface dusting fluorescent powder bisque, Lambertian scattering device (201) are Gauss diffuse-reflective material structure.
7. a kind of laser lighting light source according to claim 1, which is characterized in that the mould group that is stimulated is that multiple white lights are excited
It sends out mould group (24)；Each white light is stimulated mould group (24) including wavelengths of white light conversion equipment (241) and the first collimation lens set
(19), wavelengths of white light conversion equipment (241) surface is equipped with the mixed material layer of diffuse-reflective material and powder fluorescent powder powder, diffusing reflection
Material layer is as light path regulating device, and for powder fluorescent powder powder layer as Wavelength converter, the first collimation lens set (19) is light
Road regulating device is simultaneously used for collimated ray；Laser array (11) and white light are stimulated between mould group (24) equipped with as optical path adjusting
The region of device is divided guide body, and the exciting light light for guiding laser array (11) to issue is through the first collimation lens set (19)
It converges on wavelengths of white light conversion equipment (241)；Wavelengths of white light conversion equipment (241) is used for a part of exciting light light is unrestrained anti-
It penetrates, another part exciting light light is converted to stimulated light light；Diffusing reflection light and stimulated light light are mixed into white light light warp
Lens (16) are focused after first collimation lens set (19) collimation to focus on light-resource fousing face (17).
8. a kind of laser lighting light source according to claim 7, which is characterized in that white light is stimulated mould group (24) set on sharp
Optical arrays (11) go out light vertical direction, and it is that region is divided color chips (23) that region, which is divided guide body, laser array (11) direction
It is 45 ° with region light splitting color chips (23) direction angle；What region light splitting color chips (23) was used to issue laser array (11)
Excitation light line reflection to white light, which is stimulated, mould group (24) and transmits the light after white light is stimulated mould group (24) conversion to poly-
Focus lens (16).
9. a kind of laser lighting light source according to claim 7, which is characterized in that white light is stimulated mould group (24) set on sharp
Optical arrays (11) light direction, region light splitting guide body are that color chips (33) are all-trans in region transmission, laser array (11) direction
Transmiting color chips (33) the direction angle that is all-trans with region is 45 °；Region transmission is all-trans color chips (33) equipped with transmission region, is used for
The exciting light light that laser array (11) issue is transmitted through be stimulated mould group (24) and reflecting of white light to be stimulated mould group through white light
(24) light after converting is to condenser lens (16).
10. a kind of laser lighting light source according to claim 1, which is characterized in that the mould group that is stimulated be multiple white lights by
It excites mould group (24)；Each white light is stimulated mould group (24) including wavelengths of white light conversion equipment (241) and the first collimation lens
Group (19), wavelengths of white light conversion equipment (241) surface are equipped with the mixed material layer of diffuse-reflective material and powder fluorescent powder powder, overflow anti-
Material layer is penetrated as light path regulating device, powder fluorescent powder powder layer is as Wavelength converter, the first collimation lens set (19)
Light path regulating device is simultaneously used for collimated ray；The exciting light light direct irradiation that laser array (11) issues to wavelengths of white light is converted
Device (241)；Wavelengths of white light conversion equipment (241) is used for a part of exciting light light diffusing reflection, another part excitation light
Line is converted to stimulated light light；Diffusing reflection light and stimulated light light are mixed into white light after the first collimation lens set (19) collimate
Light is simultaneously focused lens (16) and focuses on light-resource fousing face (17).
11. a kind of laser lighting light source according to claim 1, which is characterized in that laser array (11) and wavelength convert
Dodging device is equipped between device；Or/and between Wavelength converter and condenser lens (16) be equipped with dodging device.
12. a kind of laser lighting light source according to claim 1, which is characterized in that further include with each laser one by one
It is correspondingly arranged and is used to collimate the second collimation lens set (12) of the exciting light light of laser sending.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736393.5A CN110388578A (en) | 2019-08-09 | 2019-08-09 | A kind of laser lighting light source |
| PCT/CN2019/125976 WO2021027212A1 (en) | 2019-08-09 | 2019-12-17 | Laser illuminating light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736393.5A CN110388578A (en) | 2019-08-09 | 2019-08-09 | A kind of laser lighting light source |
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|---|---|
| CN110388578A true CN110388578A (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910736393.5A Pending CN110388578A (en) | 2019-08-09 | 2019-08-09 | A kind of laser lighting light source |
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| CN (1) | CN110388578A (en) |
| WO (1) | WO2021027212A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2021027212A1 (en) * | 2019-08-09 | 2021-02-18 | 广州光联电子科技有限公司 | Laser illuminating light source |
| CN114216100A (en) * | 2021-11-19 | 2022-03-22 | 广州旭福光电科技有限公司 | Transmission type laser lighting module, light homogenizing method and application |
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