CN108518592A - A kind of OLED car lights - Google Patents

A kind of OLED car lights Download PDF

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Publication number
CN108518592A
CN108518592A CN201810281271.7A CN201810281271A CN108518592A CN 108518592 A CN108518592 A CN 108518592A CN 201810281271 A CN201810281271 A CN 201810281271A CN 108518592 A CN108518592 A CN 108518592A
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CN
China
Prior art keywords
oled
lens
car lights
micro
application
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810281271.7A
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Chinese (zh)
Other versions
CN108518592B (en
Inventor
朱映光
胡永岚
谢静
李育豪
吕勇
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Guan Yeolight Technology Co Ltd
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Guan Yeolight Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Guan Yeolight Technology Co Ltd filed Critical Guan Yeolight Technology Co Ltd
Priority to CN201810281271.7A priority Critical patent/CN108518592B/en
Publication of CN108518592A publication Critical patent/CN108518592A/en
Application granted granted Critical
Publication of CN108518592B publication Critical patent/CN108518592B/en
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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
    • F21K9/20—Light sources comprising attachment means
    • 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
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/0015—Fastening arrangements intended to retain light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • F21V5/004—Refractors for light sources using microoptical elements for redirecting or diffusing light using microlenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • F21V5/005—Refractors for light sources using microoptical elements for redirecting or diffusing light using microprisms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
    • 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]
    • F21Y2115/15—Organic light-emitting diodes [OLED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Electroluminescent Light Sources (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

This application discloses a kind of OLED car lights, the car light includes lens and is attached to the flexible OLED light source of lens inner surface, the application using OLED light source can flexible feature it is bonded completely with lens, not only simplify packaging technology, problem frangible, not easy to install on the car light of OLED light source application is also solved, the later strength of OLED car lights is improved；The technical solution provided according to the application some embodiments improves brightness and the stability of OLED car lights by the micro-structure of lens and the design of scattering layer；It can effectively prevent damage of the high-energy light to OLED device by the selection of high-energy cut film and lens color.

Description

A kind of OLED car lights
Technical field
The present disclosure relates generally to illuminating device fields, and in particular to automotive lighting more particularly to a kind of OLED car lights.
Background technology
Automobile lamp market is undergoing technical change at present, from LED, OLED to laser technology, every new technology Endlessly it is applied in automobile lamp；OLED screen body has the characteristics that area source, flexibility, frivolous, due to its moulding Variability, be also applied in automobile tail light successively in recent years.
When using traditional OLED screen body to automobile tail light, generally take glass substrate, have the characteristics that it is frangible, so The mounting means generally taken is to fix OLED screen body using holder, there is the shortcomings of installation is complicated.Due to lens and lamp The brightness of the setting of shell, existing car light is also to be improved always.
Invention content
In view of drawbacks described above in the prior art or deficiency, be intended to provide a kind of stabilized structure, it is easy for installation, can be improved out The OLED car lights of brightness.
First aspect the application provides a kind of OLED car lights, including lens and is attached to the soft of lens inner surface Property OLED light source.
According to technical solution provided by the embodiments of the present application, the attaching mode of the flexible OLED light source attaches for optical cement Or it is vacuum abutted.
According to technical solution provided by the embodiments of the present application, the outer surface of the lens is equipped with micro-structure.
According to technical solution provided by the embodiments of the present application, the refractive index of the lens and micro-structure is more than 1.4.
According to technical solution provided by the embodiments of the present application, the altitude range of the micro-structure is 1um-100um.
According to technical solution provided by the embodiments of the present application, the micro-structure is micro-prism structure or microlens structure.
According to technical solution provided by the embodiments of the present application, the outer surface of the lens, which is equipped with, adulterates scattering particles Scattering layer.
According to technical solution provided by the embodiments of the present application, the scattering particles is by TiO2Particle, ZrO2Particle, SiO2 Any one composition or at least two in grain, SiO particles, TiO particles mix.
According to technical solution provided by the embodiments of the present application, the doping mass percent of the scattering particles is 5%~ 70%.
According to technical solution provided by the embodiments of the present application, the outer surface of the lens be provided with prevent high-energy light into The cutoff layer entered.
According to technical solution provided by the embodiments of the present application, the toner of different colours can be added in the lens, make to match Different colors is presented in light microscopic.The application using OLED light source can flexible feature it is bonded completely with lens, it is not only simple Packaging technology is changed, has also solved OLED light source and be applied to problem frangible, not easy to install on car light, improve OLED car lights Later strength；The efficiency for improving installation simultaneously passes through lens according to the technical solution that the application some embodiments provide The design of micro-structure and scattering layer improves brightness and the stability of OLED car lights；Pass through high-energy cut film and lens face The selection of color can effectively prevent damage of the high-energy light to OLED device.
Description of the drawings
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other Feature, objects and advantages will become more apparent upon：
Fig. 1 is the structural schematic diagram of the first embodiment of the application；
Fig. 2 is the structural schematic diagram of second of embodiment of the application；
Fig. 3 is the structural schematic diagram of the third embodiment of the application；
Fig. 4 is the structural schematic diagram of the 4th kind of embodiment in the application；
In figure：
10, lens；20, OLED light source；11, micro-structure；11-1, micro-prism structure；11-2, microlens structure；13, it cuts Only layer；12, scattering layer；
Specific implementation mode
The application is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining related invention, rather than the restriction to the invention.It also should be noted that in order to Convenient for description, is illustrated only in attached drawing and invent relevant part.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It please refers to Fig.1 as a kind of structural schematic diagram of the first embodiment of OLED car lights of the application, including 10 He of lens It is attached to the flexible OLED light source 20 of 10 inner surface of lens.Preferably, light can be used in the attaching mode of flexible OLED light source 20 It is attached or vacuum abutted to learn sticker, in other embodiments, other attaching modes can also be used.The mode of attaching makes car light pair Later strength is had more in vibrate, jolt, hit situations such as, is had the advantages that non-friable.
The material of the lens 10 is PC or PMMC；Wherein PC is the abbreviation of makrolon Polycarbonate, is one The indefiniteness thermoplastic material of kind water white transparency；PMMA is the contracting of polymethyl methacrylate PolymethylMethacrylate It writes, is commonly called as organic glass；Lens 10 can also be other transparent materials, and different toners can be added in lens 10, make It obtains lens and different colors is presented, the preferably described lens 10 is red, transparent shape, at this point, lens 10 can effectively hinder The only entrance of high-energy light reduces the damage to OLED screen body.
Preferably, the outer surface of the lens 10 is provided with micro-structure 11, for example, second such as Fig. 2 the application is real It applies shown in example, the micro-structure 11 is the micro-prism structure 11-1 that thickness is 50um, refractive index is 2；In another example such as this Shen Fig. 3 Shown in the third embodiment please, the micro-structure 11 is the microlens structure 11-2 that thickness is 5um, refractive index is 1.4, at it In his embodiment, the micro-structure 11, which can be other, can improve the brightness that OLED light source 20 is transmitted out of lens 10 Other structures；The refractive index of the micro-structure 11 may be greater than 1.4 other numerical value；In other embodiments, described micro- The height of structure 11 can also be other numerical value in 1um-100um；Preferably, the altitude range of the microlens structure 11-2 For 10um-30um.Micro-structure can reduce light in transmitting, the total reflection occurred to optically thinner medium interface by optically denser medium, from And improve emitting brightness.
In the above-described embodiments, the refractive index of the lens 10 is also greater than 1.4.
The micro-structure can be formed in the injection molding of lens, can also be formed in the surface imprint of lens.
Preferably, as shown in the 4th kind of embodiment of Fig. 4 the application, the outer surface of the lens 10 is equipped with thickness The scattering layer 12 doped with scattering particles of 5um, the scattering particles is by TiO2Particle, ZrO2Particle, SiO2Particle, SiO Any one composition in grain, TiO particles, in other embodiments, the scattering particles can also be by TiO2Particle, ZrO2 Particle, SiO2Two kinds, three kinds, four kinds in particle, SiO particles, TiO particles or the mixture that all mixes；Wherein institute The doping mass percent for stating scattering particles is 5%~70%, and the thickness of preferably 10%-50%, the scattering layer 12 can also It is other numerical value in 5um-100um.When scattering particles in scattering layer can reduce light and enter optically thinner medium from optically denser medium Total reflection, improve with car light emitting brightness.
The formation of the scattering layer 12 can adulterate scattering particles so that dissipate before the injection molding of lens 10 in its outer surface It penetrates layer to be formed with 10 integrated injection molding of lens, in other embodiments, the scattering layer 12 can also be molded into lens 10 After type, by smearing the resin doped with scattering particles in its outer surface, then formed after drying and forming-film.
Preferably, the outer surface of the lens 10 is provided with the cutoff layer 13 for preventing high-energy light from entering；The cut-off Inner surface or outer surface in lens 10 can be arranged in layer 13.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.People in the art Member should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature Other technical solutions of arbitrary combination and formation.Such as features described above has similar work(with (but not limited to) disclosed herein Can technical characteristic replaced mutually and the technical solution that is formed.

Claims (10)

1. a kind of OLED car lights, which is characterized in that including lens (10) and be attached to the flexibility of lens (10) inner surface OLED light source (20).
2. OLED car lights according to claim 1, which is characterized in that the attaching mode of the flexible OLED light source (20) is Optical cement attaching or vacuum abutted.
3. OLED car lights according to claim 1 or 2, which is characterized in that the outer surface of the lens (10) is equipped with micro- Structure (11).
4. OLED car lights according to claim 3, which is characterized in that the refraction of the lens (10) and micro-structure (11) Rate is more than 1.4.
5. OLED car lights according to claim 3, which is characterized in that the altitude range of the micro-structure (11) is 1um- 100um。
6. OLED car lights according to claim 3, which is characterized in that the micro-structure (11) is micro-prism structure (11-1) Or microlens structure (11-2).
7. OLED car lights according to claim 1 or 2, which is characterized in that the outer surface of the lens (10), which is equipped with, mixes Miscellaneous the scattering layer of scattering particles (12).
8. OLED car lights according to claim 7, which is characterized in that the scattering particles is by TiO2Particle, ZrO2Particle, SiO2Any one composition or at least two in particle, SiO particles, TiO particles mix.
9. OLED car lights according to claim 8, which is characterized in that the doping mass percent of the scattering particles is 5%~70%.
10. OLED car lights according to claim 1 or 2, which is characterized in that lens (10) outer surface is provided with anti- The cutoff layer (13) that only high-energy light enters.
CN201810281271.7A 2018-04-02 2018-04-02 OLED car lamp Active CN108518592B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810281271.7A CN108518592B (en) 2018-04-02 2018-04-02 OLED car lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810281271.7A CN108518592B (en) 2018-04-02 2018-04-02 OLED car lamp

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CN108518592B CN108518592B (en) 2021-12-07

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109268775A (en) * 2018-11-13 2019-01-25 华域视觉科技(上海)有限公司 Optical element, car light and automobile for car light

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104656998A (en) * 2015-03-20 2015-05-27 欧浦登（顺昌）光学有限公司 Full lamination bent touch display screen and manufacturing process thereof
CN104808267A (en) * 2015-05-08 2015-07-29 南昌航空大学 OLED (organic light emitting diode) illuminating light extraction membrane
CN107148343A (en) * 2015-12-30 2017-09-08 法国圣戈班玻璃厂 Laminated automotive window glass with AMOLED screen
CN107148344A (en) * 2015-12-30 2017-09-08 法国圣戈班玻璃厂 The method for the laminated automotive window glass that manufacture OLED screen curtain is incorporated in
CN107394048A (en) * 2017-06-21 2017-11-24 淮阴工学院 One kind orientation light extraction Organic Light Emitting Diode and preparation method thereof
CN107479755A (en) * 2017-08-23 2017-12-15 合肥宗平计算机科技有限公司 Touch display screen and its manufacturing process

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104656998A (en) * 2015-03-20 2015-05-27 欧浦登（顺昌）光学有限公司 Full lamination bent touch display screen and manufacturing process thereof
CN104808267A (en) * 2015-05-08 2015-07-29 南昌航空大学 OLED (organic light emitting diode) illuminating light extraction membrane
CN107148343A (en) * 2015-12-30 2017-09-08 法国圣戈班玻璃厂 Laminated automotive window glass with AMOLED screen
CN107148344A (en) * 2015-12-30 2017-09-08 法国圣戈班玻璃厂 The method for the laminated automotive window glass that manufacture OLED screen curtain is incorporated in
CN107394048A (en) * 2017-06-21 2017-11-24 淮阴工学院 One kind orientation light extraction Organic Light Emitting Diode and preparation method thereof
CN107479755A (en) * 2017-08-23 2017-12-15 合肥宗平计算机科技有限公司 Touch display screen and its manufacturing process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109268775A (en) * 2018-11-13 2019-01-25 华域视觉科技(上海)有限公司 Optical element, car light and automobile for car light

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