CN110939912A - Car lamp module with ADB function - Google Patents

Car lamp module with ADB function Download PDF

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Publication number
CN110939912A
CN110939912A CN201811113980.0A CN201811113980A CN110939912A CN 110939912 A CN110939912 A CN 110939912A CN 201811113980 A CN201811113980 A CN 201811113980A CN 110939912 A CN110939912 A CN 110939912A
Authority
CN
China
Prior art keywords
led module
adb
led
module
transparent baffle
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.)
Pending
Application number
CN201811113980.0A
Other languages
Chinese (zh)
Inventor
严帅
袁良刚
黄佳佳
包国栋
昌进
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Xingyu Automotive Lighting Systems Co Ltd
Original Assignee
Changzhou Xingyu Automotive Lighting Systems 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.)
Filing date
Publication date
Application filed by Changzhou Xingyu Automotive Lighting Systems Co Ltd filed Critical Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority to CN201811113980.0A priority Critical patent/CN110939912A/en
Publication of CN110939912A publication Critical patent/CN110939912A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/141—Light emitting diodes [LED]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25—Projection lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/29—Attachment thereof
    • F21S41/295—Attachment thereof specially adapted to projection lenses
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/39—Attachment thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/10—Arrangement or contour of the emitted light
    • F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
    • F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
    • 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]

Abstract

The invention belongs to the technical field of automobile LED (light emitting diode) lamps, and relates to a lamp module with an ADB (address data bus) function, which comprises a lens, a lens bracket, a reflector, a first LED module, a radiator, a second LED module and a transparent baffle, wherein the first LED module and the second LED module are arranged on the rear side of the transparent baffle, the lens is arranged on the front side of the transparent baffle, the first LED module and the reflector are connected and fixed on the radiator, the second LED module and the transparent baffle are connected and fixed on the radiator, the installation angle between the first LED module and the second LED module is adjustable, and the lens is clamped on the lens bracket. The invention has compact structure and novel conception, has the functions of passing light and ADB high beam, provides a smart realization method for the design of an ADB system, in particular a double-light ADB system, has small module volume, light weight and fully optimized cost, and creates conditions for the popularization of the headlamp with the ADB function.

Description

Car lamp module with ADB function
Technical Field
The invention belongs to the technical field of automobile LED lamps, and particularly relates to an automobile lamp module with an ADB function.
Background
With the continuous improvement of automobile lighting technology and the continuous improvement of the requirements of regulations, the adaptive high beam system is pursued by most host factories and customers. At present, the development of the domestic ADB technology is slow, and most car light factories still stay in the stages of concept design and planning.
Based on the market demands and the technical development conditions, the invention provides an economical and low-pixel double-light ADB module scheme.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings in the prior art and provides the vehicle lamp module with the ADB function, which is simple in structure, ingenious in design, novel in conception, economical and low in pixel.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: the utility model provides a car light module with ADB function, includes lens, lens support, speculum, first LED module, radiator, second LED module and transparent baffle, first LED module and second LED module set up at the transparent baffle rear side, lens set up at the transparent baffle front side, first LED module and speculum are connected and are fixed on the radiator, second LED module and transparent baffle are connected and are fixed on the radiator, installation angle between first LED module and the second LED module is adjustable, the lens joint is on the lens support.
Preferably, the first LED module is connected to the reflector and fixed to the top surface of the heat sink by screws, and the second LED module is connected to the transparent baffle and fixed to the side surface of the heat sink by screws.
Preferably, the first LED module is provided with 3 first LED chips, the reflector is provided with reflecting bowls which are equal to the number of the first LED chips on the first LED module, and discontinuous design is adopted among the reflecting bowls.
Preferably, the second LED module has a plurality of second LED chips, the number of the second LED chips is at least 10, and each second LED chip can be controlled to turn on or turn off independently.
Preferably, transparent baffle one side is equipped with into plain noodles, and the opposite side that corresponds with the income plain noodles is equipped with out the plain noodles, is equipped with the distance light baffle between income plain noodles and the play plain noodles, the transparent baffle top surface still has the passing light and ends the structure.
Preferably, the light incident surface is provided with a plurality of protruding structures, and the protruding structures are connected with the second LED chips in the same number in a one-to-one correspondence manner.
Preferably, the lens is made of a transparent material with high transmittance, and can be made of silica gel, PMMA or glass.
After the technical scheme is adopted, the vehicle lamp module with the ADB function has the following beneficial effects:
the invention has compact structure and novel conception, has the functions of passing light and ADB high beam, provides a smart realization method for the design of an ADB system, in particular a double-light ADB system, has small module volume, light weight and fully optimized cost, and creates conditions for the popularization of the headlamp with the ADB function.
Drawings
FIG. 1 is an exploded view of an ADB-enabled vehicle lamp module according to the present invention;
FIG. 2 is a cross-sectional view of an ADB-capable vehicle lamp module according to the present invention;
FIG. 3 is a schematic view of a connection structure of a second LED module and a transparent baffle according to the present invention;
FIG. 4 is a schematic structural diagram of a second LED module according to the present invention;
FIG. 5 is a schematic view of the structure of the transparent baffle of the present invention;
FIG. 6 is a light pattern in low beam mode of the present invention;
fig. 7 is a diagram of the light pattern in the high beam mode of the present invention.
Wherein: the lens comprises a lens 1, a lens support 2, a reflector 3, a first LED module 4, a radiator 5, a second LED module 6, a second LED chip 61, a transparent baffle 7, a light incident surface 71, a light emergent surface 72 and a low-beam cut-off structure 73.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1-3, the invention relates to a vehicle lamp module with an ADB function, which includes a lens 1, a lens support 2, a reflector 3, a first LED module 4, a heat sink 5, a second LED module 6 and a transparent baffle 7, wherein the lens 1 is made of a transparent material with high transmittance, and may be made of silica gel, PMMA or glass, the first LED module 4 and the second LED module 6 are disposed at the rear side of the transparent baffle 7, the lens 1 is disposed at the front side of the transparent baffle 7, the first LED module 4 and the reflector 3 are connected and fixed on the heat sink 5, the second LED module 6 and the transparent baffle 7 are connected and fixed on the heat sink 5, the installation angle between the first LED module 4 and the second LED module 6 is adjustable, and the lens 1 is clamped on the lens support 2.
Specifically, first LED module 4 and speculum 3 are connected and pass through the fix with screw on the top surface of radiator 5, second LED module 6 and transparent baffle 7 are connected and pass through the fix with screw on the side of radiator 5, form certain contained angle between first LED module 4 and the second LED module 6, and the contained angle is adjusted according to actual design condition to control low beam and ADB light type position, and reach the purpose that improves optical efficiency.
First LED module 4 has 3 first LED chips, and first LED chip forms the low beam light type after passing through transparent baffle 7, adopts a plurality of first LED chips to obtain the low beam road surface performance of broad, speculum 3 has the reflection bowl that equals with first LED chip quantity on first LED module 4, and adopts discontinuous design between the reflection bowl, has satisfied specific grading requirement.
Second LED module 6 is last to have a plurality of second LED chips 61, second LED chip 61 quantity is 10 at least, and every second LED chip 61 can control alone and shine and go out, the light that second LED chip 61 sent pass through transparent baffle 7 after form ADB high beam type.
As shown in fig. 3-5, the transparent baffle 7 includes a low-beam cut-off line forming structure and also has a high-beam condenser structure, and the two parts are combined into one, so as to improve the positioning accuracy of the optical component and reduce the cost, specifically, one side of the transparent baffle 7 is provided with a light incident surface 71, the other side corresponding to the light incident surface 71 is provided with a light exit surface 72, a high-beam baffle is arranged between the light incident surface 71 and the light exit surface 72, the top surface of the transparent baffle 7 is further provided with a low-beam cut-off structure 73, further, the light incident surface 71 has a plurality of protruding structures, the number of the protruding structures is the same as that of the second LED chips 61, the protruding structures are connected in a one-to-one correspondence manner, the light emitted by the second LED chips 61 is emitted into the high-beam baffle from the protruding structures of the light incident surface 71 of the transparent baffle 7, and the; the light emitted from the first LED chip of the first LED module 4 is reflected by the low beam cut-off structure 73 of the transparent baffle 7 to form a low beam.
The working principle of the vehicle lamp module with the ADB function is as follows: after being reflected by the reflector 3, light emitted by the first LED module 4 passes through the low beam cut-off structure 73 of the transparent baffle 7, and then passes through the lens 1 to form a light distribution pattern of low beams on a road or a screen in front of the vehicle; the second LED module 6 is provided with a plurality of second LED chips 61, light emitted by each LED corresponds to a light emitting area, the second LED chips 61 can be independently controlled to be dimmed and brightened by a circuit, the corresponding light emitting areas are correspondingly changed simultaneously, and the light emitting areas are embodied as light areas, dark areas and bright areas, the dark areas are areas with pedestrians or vehicles, and the bright areas are areas needing illumination.
As shown in fig. 6 and 7, fig. 6 is a light pattern diagram of the ADB module only in the low beam mode, the left-right spread reaches about ± 37 °, and the ADB module has good road surface performance; fig. 7 is the light type show under the high beam ADB mode, under certain road conditions (generally divide into city road conditions, country road conditions and highway conditions), when the speed surpassed a certain critical value after, the ADB high beam is automatic to be opened, visual system in the whole car catches behind the road conditions information, transmit to whole car system, and feed back to ADB module controller, the bright or dark of a certain or several second LED chips 61 of controller control, thereby control certain region in the place ahead or some regional bright or dark, avoid the dazzling to the place ahead pedestrian, the direct irradiation of vehicle and the comfort level that causes, the other side drives or walks night has been improved, driving safety has been improved.
In summary, the vehicle lamp module with the ADB function provided by the invention can realize both the low beam function and the ADB high beam function, and can improve the driving comfort and safety by controlling the on/off of the second LED chip; in summary, the invention has compact structure and novel conception, has the functions of passing light and ADB high beam, provides a smart realization method for the design of an ADB system, in particular a double-light ADB system, has small module volume, light weight and fully optimized cost, creates conditions for the popularization of the headlamp with the ADB function, has great market value and is worthy of wide popularization and application.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1. The utility model provides a car light module with ADB function, includes lens (1), lens support (2), speculum (3), first LED module (4), radiator (5), second LED module (6) and transparent baffle (7), its characterized in that: first LED module (4) and second LED module (6) set up in transparent baffle (7) rear side, lens (1) set up in transparent baffle (7) front side, first LED module (4) and speculum (3) are connected and are fixed on radiator (5), second LED module (6) and transparent baffle (7) are connected and are fixed on radiator (5), installation angle between first LED module (4) and second LED module (6) is adjustable, lens (1) joint is on lens support (2).
2. An ADB-capable vehicle lamp module according to claim 1, wherein: the first LED module (4) is connected with the reflector (3) and fixed on the top surface of the radiator (5) through screws, and the second LED module (6) is connected with the transparent baffle (7) and fixed on the side surface of the radiator (5) through screws.
3. An ADB-capable vehicle lamp module according to claim 1, wherein: the LED lamp is characterized in that the first LED module (4) is provided with 3 first LED chips, the reflector (3) is provided with reflection bowls which are equal to the first LED chips on the first LED module (4) in number, and the reflection bowls are designed in a non-continuous mode.
4. An ADB-capable vehicle lamp module according to claim 1, wherein: the second LED module (6) is provided with a plurality of second LED chips (61), the number of the second LED chips (61) is at least 10, and each second LED chip (61) can be controlled to be on or off independently.
5. An ADB-capable vehicle lamp module according to claim 4, wherein: transparent baffle (7) one side is equipped with into plain noodles (71), and the opposite side that corresponds with into plain noodles (71) is equipped with out plain noodles (72), is equipped with the distance light baffle between going into plain noodles (71) and going out plain noodles (72), transparent baffle (7) top surface still has short distance light cut-off structure (73).
6. An ADB-capable vehicle lamp module according to claim 5, wherein: the light incident surface (71) is provided with a plurality of protruding structures, and the protruding structures are the same in number with the second LED chips (61) and are connected in a one-to-one correspondence mode.
7. An ADB-capable vehicle lamp module according to claim 1, wherein: the lens (1) is made of a transparent material with high transmittance, and can be made of silica gel, PMMA or glass.
CN201811113980.0A 2018-09-25 2018-09-25 Car lamp module with ADB function Pending CN110939912A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811113980.0A CN110939912A (en) 2018-09-25 2018-09-25 Car lamp module with ADB function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811113980.0A CN110939912A (en) 2018-09-25 2018-09-25 Car lamp module with ADB function

Publications (1)

Publication Number Publication Date
CN110939912A true CN110939912A (en) 2020-03-31

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ID=69905422

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811113980.0A Pending CN110939912A (en) 2018-09-25 2018-09-25 Car lamp module with ADB function

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113531474A (en) * 2020-04-17 2021-10-22 华域视觉科技(上海)有限公司 Anti-dazzling high beam and vehicle
WO2022100163A1 (en) * 2020-11-16 2022-05-19 常州星宇车灯股份有限公司 Led double-light module with self-adaption function
CN114754323A (en) * 2022-04-01 2022-07-15 东风汽车集团股份有限公司 ADB light-emitting device based on automobile illumination field of vision expands
WO2022256989A1 (en) * 2021-06-07 2022-12-15 华域视觉科技(上海)有限公司 Illumination module, headlamp, and vehicle

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113531474A (en) * 2020-04-17 2021-10-22 华域视觉科技(上海)有限公司 Anti-dazzling high beam and vehicle
CN113531474B (en) * 2020-04-17 2022-08-05 华域视觉科技(上海)有限公司 Anti-dazzling high beam and vehicle
WO2022100163A1 (en) * 2020-11-16 2022-05-19 常州星宇车灯股份有限公司 Led double-light module with self-adaption function
WO2022256989A1 (en) * 2021-06-07 2022-12-15 华域视觉科技(上海)有限公司 Illumination module, headlamp, and vehicle
CN114754323A (en) * 2022-04-01 2022-07-15 东风汽车集团股份有限公司 ADB light-emitting device based on automobile illumination field of vision expands
CN114754323B (en) * 2022-04-01 2023-12-26 东风汽车集团股份有限公司 ADB light-emitting device based on automobile illumination visual field expansion

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