CN108983541A - Fluorescence colour wheel of double-layer structure and preparation method thereof - Google Patents
Fluorescence colour wheel of double-layer structure and preparation method thereof Download PDFInfo
- Publication number
- CN108983541A CN108983541A CN201810269007.1A CN201810269007A CN108983541A CN 108983541 A CN108983541 A CN 108983541A CN 201810269007 A CN201810269007 A CN 201810269007A CN 108983541 A CN108983541 A CN 108983541A
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- Prior art keywords
- layer
- wavelength conversion
- fluorescence colour
- reflective layer
- colour wheel
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
- G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
-
- 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
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/007—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
- G02B26/008—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light in the form of devices for effecting sequential colour changes, e.g. colour wheels
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Astronomy & Astrophysics (AREA)
- General Engineering & Computer Science (AREA)
- Optical Filters (AREA)
- Optical Elements Other Than Lenses (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention discloses fluorescence colour wheels of a kind of double-layer structure and preparation method thereof, including substrate, scattered reflective layer and wavelength conversion layer;The side of the substrate is arranged in the scattered reflective layer, and the other side of the scattered reflective layer is arranged in the wavelength conversion layer.Fluorescent powder color wheel of the invention, using the combination of scattered reflective layer and wavelength conversion layer, the scattered reflective layer of preparation has the function of reflection and scattering light simultaneously, greatly improves the service efficiency of luminous energy;It is prepared simultaneously using coating method and dissipates reflective layer and wavelength conversion layer, substantially reduced preparation time and period, greatly improve production efficiency, reduce costs.
Description
Technical field
The present invention relates to Projection Display and illumination light source technical fields, and in particular to colour wheel and preparation method thereof.
Background technique
Fluorescence colour wheel is a kind of Wavelength conversion devices, the incident light of certain spectral waveform can be changed conversion materials by wavelength
And its component is converted to the light output of other spectral waveforms, is commonly used in other photoelectric fields such as lighting engineering, display technology, is
One of most crucial technology in light wavelength conversion technology at present.
Currently, Projection Display and the main Selection utilization LED of lighting engineering (Light Emitting Diode) or LD
(Laser Diode) makees basic light source, and common implementation is generally divided to two kinds: one is utilize the different waves such as red, green or blue
Long LED or LD realizes color display mode by directly modulating optical path as basic polychromatic source;Another is then benefit
It uses a kind of red or green or blue led or LD as basic light source, its excitation wavelength transition material is recycled to generate other institutes
The light of light requirement spectrum, then by modulation optical path, it is final to realize colour projection's display pattern.In laser display projection mode, timing
The light of coloured light light source is collected and is focused on wavelength convert turntable and excitated fluorescent powder shines, as the rotation of turntable generates the period
Property timing color sequence of light;Make the projection light source of high brightness.Fluorescent powder used in the projection light source made by above-mentioned principle
Colour wheel is usually coated with fluorescence pink colour section/lamella of one or more different colours, different excitation spectrums on substrate, passes through
Different wavelength conversion material (fluorescent powder), is finally made projection light source system on the light source activation iridescent wheel of the basis LED or LD.
In use, the colour wheel of core devices is converted in actual optical path and as optical wavelength, at present substantially all using silica gel
Equal binders and fluorescent powder, are made using the substrate etc. that vacuum coating is coated with the reflecting layer such as metallic aluminium, silver.It makes in this way
Colour wheel has 2 big defects, and one side technique for vacuum coating forms low efficiency, material and the technique preparation cost of reflective coating very
Height, fabrication cycle are long, and energy consumption is high, the device performance of preparation is also not ideal enough.
Summary of the invention
The object of the present invention is to provide fluorescence colour wheels of a kind of double-layer structure and preparation method thereof, to overcome the prior art to deposit
Defect, meet related fields application needs.
The fluorescence colour wheel of double-layer structure of the present invention, including substrate, scattered reflective layer and wavelength conversion layer;
The preparation of the coating methods such as vacuum, dispensing, silk-screen, roller coating can be used in scattered reflective layer and wavelength conversion layer of the present invention;
The side of the substrate is arranged in the scattered reflective layer, and the scattered reflective layer is arranged in the wavelength conversion layer
The other side.
The beneficial effects of the present invention are:
The fluorescent powder color wheel is prepared using coating method and dissipates reflective layer and wavelength conversion layer, substantially reduces preparation time
And the period, it greatly improves production efficiency, reduce costs;Meanwhile the scattered reflective layer of preparation has reflection and scattering simultaneously
Light function greatly improves the service efficiency of luminous energy.
Detailed description of the invention
Fig. 1 is iridescent wheel construction schematic diagram.
Fig. 2 is the right view of Fig. 1.
Specific embodiment
Referring to Fig. 1 and Fig. 2, fluorescence colour wheel of the present invention, including substrate 1, scattered reflective layer 2 and wavelength conversion layer 3;
The scattered reflective layer 2 is arranged in the side of the substrate 1, and the wavelength conversion layer 3 is arranged in described scattered anti-
The other side of photosphere 2;
Preferably, the wavelength conversion layer 3 equipped with one layer or more of the scattered reflective layer 2 and one layer or more, described dissipates
Reflective layer 2 and the setting of the interval of wavelength conversion layer 3;
Preferably, the scattered reflective layer and wavelength conversion layer are prepared as the identical annulus shape of shape, and compound setting is in institute
The outer ring for the substrate 1 stated, such as Fig. 2.
The scattered reflective layer 2 contain dissipate reflectorized material, the scattered reflectorized material be it is well known, such as: metallic reflection material
Material, such as silver, aluminium, gold, chromium, nickel, copper, platinum, rhodium and silver/aluminium, gold/silver, gold/aluminium, at least one material of gold/silver/aluminium or two kinds
And the composite material of two or more formation;Non-metallic reflector material, as silica, magnesium fluoride, zinc sulphide, tantalum oxide, cerium oxide,
At least one material such as zirconium oxide, aluminium oxide or two kinds and the composite material of two or more formation;Metal-non-metal complex reflex
Material, the composite material that above-mentioned metal is formed with nonmetallic two kinds and two or more materials;
Preferably, the scattered reflective layer 2 is the mixture for dissipating reflectorized material and translucent adhesive;
The wavelength conversion layer 3 contains wavelength conversion material, the wavelength conversion material be it is well known, such as: can be pottery
Porcelain fluorescent material, YAG fluorescent powder, silicate, Chlorosilicate, aluminate, nitrogen oxides, nitride, tungstates, molybdate,
The fluorescent materials such as oxysulfide or sulfide;
Preferably, the wavelength conversion layer 3 is the mixture of wavelength conversion material and translucent adhesive;
Commercialized transparent adhesive tape or semi-transparent gelatin product, silica type such as Dow corning company can be used in the translucent adhesive
OE6336 binder, the SL3307 glue of epoxy glue such as Zhuzhou Spring Polymer Co., Ltd., inorganic transparent glue such as Shanghai shakes
Refractory inorganic adhesive 2638/1638 and 210A/200A of big auxiliary agent Co., Ltd etc.;
The weight ratio of scattered/reflectorized material and translucent adhesive is 1: 0.1 ~ 10;
The weight ratio of wavelength conversion material and translucent adhesive is 1: 0.1 ~ 10;
The material of the substrate 1 is that can be the common metal plate for not doing any surface treatment, such as aluminium, copper, silver, gold, iron
Other are non-at least one material or two kinds and the composite material, or ceramics, glass, quartz, plastics of two or more formation etc.
At least one of metal material or the composite material or above-mentioned metal material of two kinds of material and two or more formation and non-gold
Belong to two kinds of material and the composite material of two or more formation;
The shape of the substrate includes circle, ellipse, square, rectangle, pentagon, the rule such as triangle or irregular
Polygon, and be not limited to above-mentioned listed shape specification;
Preferably, the surface of the substrate 1 is also provided with reflecting surface, and the reflecting surface can be by physically or chemically grinding
Mill is formed after polishing treatment, to light reflectivity up to 80% or more;
Preferably, the fluorescence colour wheel, further include dynamic component 6 such as motor, the dynamic component 6 by connector 5 with
The substrate 1 is connected;
The preparation method of the fluorescence colour wheel, includes the following steps:
(1) translucent adhesive is proportionally mixed with scattered reflectorized material, is then coated on substrate 1, solidification, curing mode
Are as follows: first in 20~95 DEG C, preferably 80-90 DEG C, solidify 1-60000 minutes, preferably 10-30 minutes;Then excellent at 100-300 DEG C
150-200 DEG C is selected, is solidified 1-60000 minutes, preferably 30-150 minutes;
(2) then translucent adhesive is proportionally mixed with wavelength conversion material, is then coated on the scattered reflective layer of step (1)
On, coating method be it is conventional, such as silk-screen printing or mechanical arm gluing process, solidification, curing mode are as follows: first at 20~95 DEG C,
It is preferred that 80-90 DEG C, solidify 1-60000 minutes, it is 10-30 minutes preferred;Then at 100-300 DEG C, preferably 150-200 DEG C, Gu
Change 1-60000 minutes, preferably 120-150 minutes;
Preferably, include the steps that for the dynamic component 6 being fixed on substrate by connector 5, can be obtained described
Fluorescence colour wheel;
(3) repetitive coatings dissipate/reflective material layer and wavelength conversion material layer again on the fluorescence colour wheel of step (2), can obtain
Obtain the fluorescence colour wheel of multilayered structure.
Embodiment 1
The preparation of fluorescence colour wheel shown in FIG. 1: where dissipate reflective layer and wavelength conversion layer is prepared as annular shape.
(1) translucent adhesive is mixed with scattered reflectorized material, is then coated on substrate 1, solidification, curing mode are as follows:
130 DEG C, solidify 150 minutes;
The substrate 1 is aluminium sheet, round, and the scattered reflectorized material is silver;
The translucent adhesive uses the Dow corning company trade mark for the AB glue product of OE6336A/B, is a kind of silica type
Dual-component binder
Dissipate reflectorized material: the weight ratio of translucent adhesive is 1.5: 1;
(2) then translucent adhesive is mixed with wavelength conversion material, is coated on the scattered reflective layer of step (1), coating method
For silk-screen printing, solidification solidifies 30 minutes first at 80 DEG C, then at 150 DEG C, solidifies 150 minutes;
The dynamic component 6 is fixed on substrate by connector 5, can be obtained the fluorescence colour wheel;
The wavelength conversion material is U.S. Ying Temei company silicate series Y-4156 type yellow fluorescent powder;
Laser diode selects the NDB4216 blue light laser diode of Nichia Chemical Industries, Ltd, wavelength 450-460nm;
The blue light that laser diode issues is radiated on the colour wheel, can be obtained peak wavelength is 550-560nm's
Sodium yellow.
Embodiment 2
The preparation of fluorescence colour wheel shown in FIG. 1:
(1) translucent adhesive is mixed with scattered/reflectorized material, is then coated on substrate 1, solidification solidifies 10 points first at 90 DEG C
Clock;Then at 200 DEG C, solidify 100 minutes;
The substrate 1 is copper sheet, hexagon;
It is nano aluminium oxide that the light, which dissipates reflectorized material,;
The translucent adhesive uses the Shanghai Zhen great auxiliary agent Co., Ltd trade mark inorganic resistance to for the two component clear of 2638+210A
High-temp glue product is the composite hybridization inorganic material binder of a kind of silicon carbide, silicon fluoride, silica etc.;
Dissipate reflectorized material: the weight ratio of translucent adhesive is 1: 1;
(2) then translucent adhesive is mixed with wavelength conversion material, is coated on the scattered reflective layer of step (1), coating method
For mechanical arm dispensing method, reference can be made to the operating method of Japan musashi MS-300DS mechanical arm dispenser, solidification is first at 90 DEG C,
Solidification 10 minutes solidifies 100 minutes then 200;The dynamic component 6 is fixed on substrate by connector 5, i.e.,
It can get the fluorescence colour wheel, be green fluorescence colour wheel;
The wavelength conversion material is the GAL515 type green emitting phosphor of DINO company of Germany;
Laser diode selects the NDU4316 ultraviolet laser diode of Nichia Chemical Industries, Ltd, wavelength 390-400nm;
The ultraviolet light that laser diode is issued can be obtained the green that peak wavelength is 510-520nm on the colour wheel
Light.
Claims (10)
1. the fluorescence colour wheel of double-layer structure, which is characterized in that including substrate (1), dissipate reflective layer (2) and wavelength conversion layer (3);
The side of the substrate is arranged in the scattered reflective layer, and the scattered reflective layer is arranged in the wavelength conversion layer
The other side.
2. fluorescence colour wheel according to claim 1, which is characterized in that equipped with one layer or more of the scattered reflective layer and one
Layer or more the wavelength conversion layer, the scattered reflective layer and wavelength conversion layer interval setting.
3. fluorescence colour wheel according to claim 1, which is characterized in that the scattered reflective layer (2) and wavelength conversion layer (3)
It is the identical annulus of shape, and the compound outer ring that the substrate is set.
4. fluorescence colour wheel according to claim 1, which is characterized in that further include dynamic component (6), the dynamic component
It is connected by connector with the substrate.
5. fluorescence colour wheel according to claim 1, which is characterized in that the material of the substrate (1) is that can be not doing
The common metal plate of any surface treatment, such as aluminium, copper, silver, gold, at least one material of iron or two kinds and two or more formation
At least one of other nonmetallic materials such as composite material, or ceramics, glass, quartz, plastics or two kinds and two kinds of material
The composite wood of two kinds of composite material formed above or above-mentioned metal material and nonmetallic materials and two or more formation
Material.
6. described in any item fluorescence colour wheels according to claim 1~5, which is characterized in that the scattered reflective layer (2) is to dissipate instead
The mixture of luminescent material and translucent adhesive, the weight ratio for dissipating reflectorized material and translucent adhesive is 1: 0.1~10.
7. described in any item fluorescence colour wheels according to claim 1~5, which is characterized in that the wavelength conversion layer (3) is wave
The weight ratio of the mixture of long transition material and translucent adhesive, wavelength conversion material and translucent adhesive is 1: 0.1~10.
8. fluorescence colour wheel according to claim 1, which is characterized in that the shape of the substrate includes circle, oval,
Square, rectangle, pentagon, the rule such as triangle or irregular polygon.
9. the preparation method of described in any item fluorescence colour wheels according to claim 1~8, which is characterized in that the iridescent
Wheel, includes the following steps:
(1) translucent adhesive is proportionally mixed with scattered reflectorized material, is then coated on substrate 1, solidification;
(2) then translucent adhesive is proportionally mixed with wavelength conversion material, is then coated on the light backscattering of step (1)
Solidify on layer, can be obtained the fluorescence colour wheel;
(3) repetitive coatings dissipate reflective material layer and wavelength conversion material layer again on the fluorescence colour wheel of step (2), can be obtained
The fluorescence colour wheel of multilayered structure.
10. according to the method described in claim 9, it is characterized in that, curing mode in step (1) and step (2) are as follows: first exist
20~95 DEG C, solidify 1-60000 minutes, then at 100-300 DEG C, solidifies 1-60000 minutes.
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CN201710410645.6A CN107255865A (en) | 2017-06-03 | 2017-06-03 | Fluorescence colour wheel |
CN2017104106456 | 2017-06-03 |
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CN201710410645.6A Pending CN107255865A (en) | 2017-06-03 | 2017-06-03 | Fluorescence colour wheel |
CN201820427510.0U Active CN208013654U (en) | 2017-06-03 | 2018-03-28 | Fluorescence colour wheel |
CN201810265352.8A Pending CN108983540A (en) | 2017-06-03 | 2018-03-28 | Fluorescence colour wheel and preparation method thereof |
CN201810269007.1A Pending CN108983541A (en) | 2017-06-03 | 2018-03-29 | Fluorescence colour wheel of double-layer structure and preparation method thereof |
CN201820434079.2U Active CN208013655U (en) | 2017-06-03 | 2018-03-29 | The fluorescence colour wheel of double-layer structure |
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CN201820427510.0U Active CN208013654U (en) | 2017-06-03 | 2018-03-28 | Fluorescence colour wheel |
CN201810265352.8A Pending CN108983540A (en) | 2017-06-03 | 2018-03-28 | Fluorescence colour wheel and preparation method thereof |
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CN113204159A (en) * | 2021-05-17 | 2021-08-03 | 扬州吉新光电有限公司 | Red and green light enhanced laser light source device and wavelength conversion layer material |
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CN107255865A (en) * | 2017-06-03 | 2017-10-17 | 上海午井光电科技有限公司 | Fluorescence colour wheel |
CN110488560B (en) | 2018-05-14 | 2021-10-26 | 中强光电股份有限公司 | Wavelength conversion element, method for forming wavelength conversion element, wavelength conversion module, and projection apparatus |
CN110687674B (en) | 2018-07-06 | 2021-10-29 | 中强光电股份有限公司 | Wavelength conversion module, method for forming wavelength conversion module, and projection apparatus |
CN110887022A (en) * | 2018-09-10 | 2020-03-17 | 深圳光峰科技股份有限公司 | Wavelength conversion device and light source system |
CN113985691B (en) * | 2020-07-27 | 2023-10-20 | 中强光电股份有限公司 | Wavelength conversion device and method for manufacturing same |
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JP4441918B2 (en) * | 2006-08-31 | 2010-03-31 | セイコーエプソン株式会社 | Light source device and image display device |
JP5469014B2 (en) * | 2010-08-09 | 2014-04-09 | Necディスプレイソリューションズ株式会社 | Projection display |
CN102522483B (en) * | 2011-11-18 | 2014-08-27 | 深圳市光峰光电技术有限公司 | Optical wavelength conversion chip, manufacturing method of optical wavelength conversion chip and light source device |
JP2014146016A (en) * | 2013-01-04 | 2014-08-14 | Nippon Electric Glass Co Ltd | Color wheel for projector, and light emitting device for projector |
CN103968332B (en) * | 2013-01-25 | 2015-10-07 | 深圳市光峰光电技术有限公司 | A kind of Wavelength converter, light-emitting device and optical projection system |
WO2016098560A1 (en) * | 2014-12-15 | 2016-06-23 | コニカミノルタ株式会社 | Wavelength conversion member and image formation device |
CN105805699B (en) * | 2014-12-30 | 2019-01-08 | 深圳市光峰光电技术有限公司 | The preparation method of Wavelength converter |
JP2017037121A (en) * | 2015-08-07 | 2017-02-16 | シャープ株式会社 | Color conversion substrate and display device |
CN107255865A (en) * | 2017-06-03 | 2017-10-17 | 上海午井光电科技有限公司 | Fluorescence colour wheel |
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CN113204159A (en) * | 2021-05-17 | 2021-08-03 | 扬州吉新光电有限公司 | Red and green light enhanced laser light source device and wavelength conversion layer material |
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CN108983540A (en) | 2018-12-11 |
CN208013654U (en) | 2018-10-26 |
CN208013655U (en) | 2018-10-26 |
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Application publication date: 20181211 |