CN208090584U - The vehicle light illumination device of different function is realized by sharing light-emitting zone - Google Patents

The vehicle light illumination device of different function is realized by sharing light-emitting zone Download PDF

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Publication number
CN208090584U
CN208090584U CN201820257460.6U CN201820257460U CN208090584U CN 208090584 U CN208090584 U CN 208090584U CN 201820257460 U CN201820257460 U CN 201820257460U CN 208090584 U CN208090584 U CN 208090584U
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Prior art keywords
light
light guide
different
light source
vehicle
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Inventor
郭肇基
敖锦龙
顾丹
赵磊
张廉罡
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HASCO Vision Technology Co Ltd
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Shanghai Koito Automotive Lamp Co Ltd
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Priority to PCT/CN2018/098948 priority patent/WO2019157797A1/en
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Abstract

A kind of vehicle light illumination device for realizing different function by sharing light-emitting zone, which includes light source, interior lens, light guide and its derivation form light curtain, light guide plate etc..The light source has at least two different photochromic light sources, the both ends that the light source is respectively placed in light guide are incident, the interior lens is placed in the light guide and its derivation form light curtain, the exit end of light guide plate etc., the light source is respectively from least two different photochromic light of both ends incidence to light guide and its derivation form light curtain, light guide plate etc. is projected by the exit facet of interior lens, and different functions is realized with shared light-emitting zone.

Description

The vehicle light illumination device of different function is realized by sharing light-emitting zone
Technical field
The utility model is related to car light fields, are realized specifically, the utility model is related to one kind by sharing light-emitting zone The vehicle light illumination device of different function, it is described to realize that the vehicle light illumination device of different function assemble respectively by sharing light-emitting zone Kind lighting apparatus (light bulb), can form a variety of different illumination functions.
Background technology
With the high speed development of automobile industry, lighting apparatus for motor vehicle is put forward higher requirements, including:
1. different function, different illumination intensity and photochromic vehicle light illumination are completed in same light-emitting zone, in the hope of reaching The dynamic mapping effect of lighting effect, meanwhile, the light emergence face of the substantially homogenous of realization one;
2. due to the diversity of lighting apparatus for motor vehicle installation position, it is desirable that reached in the space that smaller shape differs To said effect, thus meet the design requirement of car lamp, do not influence figure appearances, improves the spirit of Vehicular illumination device design Activity;
3. different monochromatic sources is arranged to realize different illumination functions in the lighting apparatus for different illumination functions;
4. above-mentioned car headlight device, which removes, has following optical functions:The first function of DRL or PL of white, the steering of yellow Further include the third function of the lamp for use in vehicle of other colors except the second function of lamp.
Existing lighting apparatus for motor vehicle needs to consider phase each other in the lighting apparatus design for different illumination functions Adjacent status requirement needs to design sizable space in the illumination device to install these illuminations use with different function Tool, it usually needs each lighting apparatus forms matrix arrangement.
But the matrix arrangement of each lighting apparatus needs larger space, and lighting apparatus is thus needed to design Shi Bixu increases installation dimension, to meet more than two illumination functions requirements.
Patent of invention " the Lighting of lamp Co., Ltd (HELLA KGAA HUECK&CO) for example, German sea is pulled a cart Device for a motor vehicle " (application numbers:The EP20080163803 applyings date:2008.09.05 one kind) is provided The technical solution of vehicle light illumination device with different function, the claim 1 of the disclosure of the invention includes following feature:
" 1. correspond to the multiple sets of light sources of multinomial smooth function;
2. the light guide coupled with multiple sets of light sources, and the light guide has and at least one can be achieved multi-functional jointly to go out Smooth surface;
3. multiple sets of light sources shares a light source carrier;
4. the function embodiment of first light source is daytime running lights and/or position lamp, the function embodiment of second light source is turning flash Lamp;
5. white light LEDs (1a) and amber light LED (1b) are placed in light source carrier."
However, the art solutions the problem is that:
The vehicle light illumination device can not from different directions, i.e., any angle introduces the incident ray of multiple sets of light sources, this makes It obtains and is difficult to make more flexible space layout when making car light optics and structure design, for example, because optical principle is limited to, light source can only By rear incident, front outgoing or light guide use light guide form of tubes, as a result, the spacing inconvenience of LED adjust (into Row common form arranges that when being arranged from rear incident such as LED light source, due to optical texture, LED spacing is generally large, But LED spacing conferences cause lighting bad order.In this case it is desirable to which a kind of can be so that the scheme that LED spacing reduces, be improved Lighting uniformity), it interferes and improves appearance uniformity;Meanwhile the inconvenient various internal structures of the lighting device are arranged and are efficiently used Space;
Optics stereovision is poor, it is difficult to meet a variety of different modeling schemes;
Light guide is difficult to fit closely with taillight moulding opening, influences figure appearances.
For another example, the German patent of invention of " 100 43 660 A1 of DE " discloses a kind of lighting device of motor vehicles, institute It states lighting device and uses a light source carrier, for assembling various car lighting apparatus, and a lamp body is shared, including two The LED of a different colours light is arranged in a light assembly matrix, the light assembly arranged in matrix in a reflective mirror or After person's light-radiating lens.
For another example, Publication No. " CN106016127A ", Xiaoxi Car Lights Co Ltd, Shanghai it is " a kind of with different function The patent of invention of vehicle light illumination device " is configured using the photochromic LED light source of two kinds of differences in the side of heavy wall transparent light guide body, Eventually by the common light-emitting surface light extraction of heavy wall transparent light guide body, two kinds of different function are realized;And LED light source is individually pacified Fill different wiring boards, configuration is in light guide side, by the incident ray of described two photochromic LED light sources of difference from difference Direction introduces heavy wall transparent light guide body.
The United States Patent (USP) of US8764257 is related to a kind of Vehicular illumination device, which includes realize two kinds of light functions two A light source, and by the leading body of light of the optical transport of two light sources to light-emitting surface, the two light sources, one can execute vehicle The white light of headlamp function, another can be the yellow light for executing vehicle turn signal function.
The claim 8 of the patent is further disclosed using the technical solution for dominating body of light and two auxiliary light guides, Make leading body of light there are two bifurcated is assisted, the light of two such light source enters from auxiliary bifurcated respectively dominates body of light, is wanted in right This guide structure is further defined to y-type structure in asking 10, i.e., by leading body of light and auxiliary bifurcated global design at Y Type, light inlet design on the top of Y, and light-emitting window is designed as the foot of Y.
However, there are following problems in varying degrees respectively in above-mentioned existing technical solution:
Different monochromatic sources need to be arranged to realize different illumination functions in lighting apparatus for different illumination functions;
As soon as two sets of lighting-up equipments are assembled in the space of a car lamp device, this needs a larger car lamp device empty Between come design install these lighting apparatus;Or
The lighting-up equipment of spaced apart is difficult to be evenly distributed on same light-emitting surface, thus because cannot be satisfied setting for car lamp Meter requires;Or
Because the lighting apparatus for different illumination functions needs adjacent to each other, so in the illumination device must in design arrangement Design sizable vehicle light illumination device space is considered to install these lighting apparatus.For example, in the arrangement of each lighting apparatus The occasion of larger space is needed, extension design must be made to illuminator overall structure, to meet different illumination functions requirements;Or
Because each lighting apparatus is used frequently as single lamp source, but the illuminator of various car lamp lighting devices has The light-emitting surface of different structure, shape and luminous position, for example, matrix arrangement is commonly formed in the light-emitting surface, often lead to Toward lighting device in cannot achieve the light emergence face of a substantially homogenous;
Or
Except with following optical functions:The first function of DRL or PL of white, except the second function of steering indicating light of yellow, nothing Method realization includes the third function of the lamp for use in vehicle of other colors.
Utility model content
In order to overcome the problems referred above, the utility model aim is:It provides a kind of by sharing the different work(of light-emitting zone realization The vehicle light illumination device of energy, a kind of vehicle light illumination device by sharing light-emitting zone realization different function, which passes through, installs list Color light source can be realized as different illumination functions, and only need the installation space of very little, can improve lamps and lanterns space availability ratio.
According to the utility model, different photochromic light sources are arranged in the both ends of a light propagation medium, to share Luminescence medium realizes the even results of light-emitting surface, and the lighting effect of good shared light-emitting surface can be also met while saving space Fruit.
According to the utility model, the design requirement of car lamp can be met, do not influence figure appearances, improve car lighting The flexibility of device design.
According to the utility model, multiple functions can be realized on a light guide, including have at least two not homochromy Spend desired optical function, it is typical that the first function is the DRL or PL of white optical, and the second function is yellow light Steering indicating light.
According to the utility model, except with following optical functions:The first function of DRL or PL of white, the steering indicating light of yellow Except second function, realization includes the third function of the lamp for use in vehicle of other colors.
The third described automobile-used function includes:The automobile-used atmosphere lamp and ornament lamp of fog lamp, Brake lamp, curve illumination and polychrome Function.
In order to achieve the above objectives, the technical solution of the utility model is as follows:
A kind of vehicle light illumination device for realizing different function by sharing light-emitting zone, the vehicle light illumination device includes light Source, light source carrier, light guide (3) and interior lens (4), light guide are transparent, which is characterized in that
The light source includes being mounted in one or more light source carriers at least two or more different photochromic light sources,
Light source is respectively placed in two incidence ends of light guide,
Interior lens is placed in vehicle light illumination device periphery,
Light source controllably respectively from least two different photochromic light of the both ends of light guide incidence, passes through going out for interior lens Face injection is penetrated, different optical functions is realized with shared light-emitting zone.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature
It is:
The exit facet of light guide (3) is provided with derivation form light curtain (5);
Light source controllably respectively from least two different photochromic light of the both ends of light guide incidence, changes colour in light guide (3) Or after colour mixture, through derivation form light curtain, is projected by the exit facet of interior lens, different light is realized with shared light-emitting zone Learn function.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In:
Light source includes first light source (1a) and second light source (1b), and light source carrier includes corresponding to first light source (1a) respectively The second light source carrier (2b) of first light source carrier (2a) and corresponding second light source (1b).
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In:
In the exit facet periphery of light guide (3), light guide plate is set.
Light guide plate has the light guide plate (interior len) of certain depth, makees in the side of the optical axis direction towards car light light distribution Surface profile processing, makes light guide lamps and lanterns visually see that Integral luminous is more uniform, obtains different positive lighting effects.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In:
The light source, light guide and light-emitting surface and interior lens integration packaging are in a shell.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature It is:
Light source is that there are one the light emitting diodes (LED) of the above chip for solid encapsulation, is mounted on same or different two pieces In above light source carrier (2a, 2b).
The chip is homochromy or not homochromy.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature It is:
The light guide is transparent light guide body.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In,
Difference from two end light source of light guide is photochromic after light guide discoloration or colour mixture, is formed and is different from two end of light guide The third of light source is photochromic, to realize the third function of the lamp for use in vehicle of other colors.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In,
Light source sensitive side one end of light guide or two end bifurcateds go out Y shape end, and the emergent light of light source is controllably into transparent The divergent ends at (3) two end of light guide.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In,
It is guide-lighting that at least one Y shape divergent ends are provided with the auxiliary that double-shot moulding mode is connect with light guide (3) ontology Body (3a), auxiliary light guide (3a) is different from the color of light guide (3), for realizing at least two different photochromic conversions.
According to the vehicle light illumination device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In,
Assisting light guide (3a) to be arranged has different from the first auxiliary light guide (3a-1) of white light color and different from white Second auxiliary light guide (3a-2) of light color, the emergent light of light source controllably select to enter first assist light guide (3a-1) and After one of second auxiliary light guide (3a-2), controllably discoloration or colour mixture are and the first auxiliary light guide (3a-1) and the second auxiliary One of corresponding two kinds of different colours of light guide (3a-2).
According to the car headlight device of multifunctional multiplexing described in the utility model, which is characterized in that
Assist light guide (3a) with front and back the first auxiliary light guide for separating setting and being different from white light color with two kinds (3a-1) and light guide (3a-2), the emergent light of light source is assisted successively to enter the first auxiliary leaded light different from the second of white light color After body (3a-1) and the second auxiliary light guide (3a-2), controllably discoloration or colour mixture are different from the first auxiliary light guide (3a-1) And second auxiliary light guide (3a-2) the third color, to realize the third function of the lamp for use in vehicle of other colors.
The third described automobile-used function includes:The automobile-used atmosphere lamp and ornament lamp of fog lamp, Brake lamp, curve illumination and polychrome Function.
According to the car headlight device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In the derivation form light curtain includes being set to the light guide (3) of light curtain dual side-edge.
According to the car headlight device described in the utility model for realizing different function by sharing light-emitting zone, feature exists In the emergent light of light source is dynamically varied outgoing state (for example, gradual change, flicker etc.).
The utility model realizes that the vehicle light illumination method and technology scheme of different function is as follows by sharing light-emitting zone:
A kind of vehicle light illumination method for realizing different function by sharing light-emitting zone, using the vehicle light illumination device, It is characterized in that,
The light source includes being mounted in one or more light source carriers at least two or more different photochromic light sources,
Light source is respectively placed in two incidence ends of light guide,
Interior lens is placed in vehicle light illumination device periphery,
Light source controllably respectively from least two different photochromic light of the both ends of light guide incidence, passes through going out for interior lens Face injection is penetrated, different optical functions is realized with shared light-emitting zone.
According to the vehicle light illumination method described in the utility model for realizing different function by sharing light-emitting zone, feature It is:
Light source is there are one solid encapsulations or the light emitting diode (LED) of more than one chip, is mounted on same or different Two pieces or more of light source carrier (2a, 2b) on.
Exiting light beam intensity (such as wavelength, brightness etc.) into the light source of transparent light guide body (3) can by what means, method Control is adjusted.
According to the automotive lighting method described in the utility model for realizing different function by sharing light-emitting zone, feature exists In the light extraction region includes the end of light guide (3), perimeter side.
According to the automotive lighting method described in the utility model for realizing different function by sharing light-emitting zone, feature exists In the emergent light of light source is dynamically varied outgoing state (for example, gradual change, flicker etc.).
According to the automotive lighting method described in the utility model for realizing different function by sharing light-emitting zone, feature exists In,
It is described that there is the optical function of at least two different colours requirements to include:The first function of DRL or PL of white, yellow The second function of steering indicating light except, further include:The third function of the lamp for use in vehicle of other colors.
The third described automobile-used function includes:The automobile-used atmosphere lamp and ornament lamp of fog lamp, Brake lamp, curve illumination and polychrome Function.
Description of the drawings
Fig. 1-5 is respectively the act for realizing the vehicle light illumination device of different function by sharing light-emitting zone of the utility model It illustrates and is intended to.
Fig. 6-Fig. 7 is respectively the Y shape divergent ends setting schematic diagram of utility model device.
In figure:(1a) is first light source, a same photochromic single-chip LED, a multi-chip LED or plurality of LEDs light Source, (1b) are second light source, a photochromic single-chip LED of another difference, a multi-chip LED or plurality of LEDs light source, (2a) For the first light source carrier of corresponding first light source (1a), (2b) is the second light source carrier of corresponding second light source (1b), the light Source carrier is selected from FR4 plates, FPC plates, aluminum substrate, copper base.(3) it is light guide, assistant director of a film or play's body of light supplemented by (3a), including have two Kind is interior lens, (5) different from the first auxiliary light guide (3a-1) of white light color and the second auxiliary light guide (3a-2) (4) For derivation form light curtain.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figure 1, a kind of car headlight device of multifunctional multiplexing of the present embodiment, light source includes being opposite to light guide The first light source (1a) and second light source (1b) at (3) two ends, light source carrier include that the first light source of corresponding first light source (1a) carries The second light source carrier (2b) of body (2a) and corresponding second light source (1b), is set to the conduct light extraction region of light guide (3) periphery Interior lens (4).Light guide (3) is Transparent color, and light source (1) uses light-emitting diode light (LED), is the white of monochromatic source.
The light source, light guide and light-emitting surface and interior lens integration packaging are in a shell.
The light source for being placed in two end of light guide is respectively different photochromic, such as the emergent light of first light source (1a) is yellow, the The emergent light of two light sources (1b) be white, control only second light source (1b) emergent light by light guide (3) successor be white, Realize the first the function DRL or PL for needing white photochromic;The emergent light for controlling only first light source (1a) passes through light guide (3), it is projected by light-emitting surface, realizes the steering indicating light function of needing photochromic second function of yellow.
In addition, exiting light beam intensity (such as wavelength, brightness etc.) controllable adjustment of the light source into transparent light guide body (3), light source Also controllable adjustment (for example, gradual change, the flicker etc.) of the outgoing state of emergent light.To meet different needs.
Embodiment 2
As shown in Fig. 2, going out two ends of Y shape on light guide (3) head or bifurcated at one end, first light source (1a) is 2 corresponding First light source carrier (2a).
The emergent light of one of first light source (1a) is yellow, and two emergent light of first light source (1a) is other colors, the The emergent light of two light sources (1b) be white, control only second light source (1b) emergent light by light guide (3) successor be white, Realize the first the function DRL or PL for needing white photochromic;The emergent light of only one of first light source (1a) is controlled by guide-lighting Body (3), is projected by light-emitting surface, realizes the steering indicating light function of needing photochromic second function of yellow.
Keep the difference of 2 first light sources (1a) from light guide one end photochromic while entering light guide (3), and in leaded light Body (3) change colour or colour mixture after, can be formed different from two end light source of light guide the third is photochromic, to realize the automobile-used of other colors The third function of lamp.
The third described automobile-used function includes:The automobile-used atmosphere lamp and ornament lamp of fog lamp, Brake lamp, curve illumination and polychrome Function.
Other are such as embodiment 1.
Embodiment 3
As shown in figure 3, going out two ends of Y shape, second light source (1b) corresponding 2 in light guide (3) tail portion or other end bifurcated A second light source carrier (2b).Other are such as embodiment 2.
Embodiment 4
As shown in figure 4, at (3) two end of light guide, bifurcated goes out two ends of Y shape respectively, corresponding 2 of first light source (1a) the One light source carrier (2a).Second light source (1b) corresponds to 2 second light source carriers (2b).Because entering the first of transparent light guide body (3) The exiting light beam intensity (such as wavelength, brightness etc.) of light source (1a) and second light source (1b), outgoing state controllable adjustment (for example, gradual change, Flicker etc.), it can thus expand the utility model and use atmosphere and occasion.
Other are such as embodiment 1.
Embodiment 5
As shown in figure 5, a kind of car headlight device unit of multifunctional multiplexing of embodiment 1 is arranged in parallel as spacing, The exit facet of light guide (3) is provided with the derivation form light curtain (5) of filter action.
The light source includes being mounted in one or more light source carriers at least two or more different photochromic light sources, Light source is respectively from least two different photochromic light of the both ends of light guide incidence, after light guide (3) discoloration or colour mixture, through spreading out Change form light curtain, is projected by the exit facet of interior lens, and different optical functions is realized with shared light-emitting zone.
Embodiment 6
As shown in fig. 6, a Y shape divergent ends be provided with double-shot moulding mode connect with light guide (3) ontology it is auxiliary Assistant director of a film or play's body of light (3a), auxiliary light guide (3a) is different from the color of light guide (3), for realizing at least two different photochromic turns It changes.
Embodiment 7
In embodiment 6, light guide plate is set in the exit facet of light guide (3) or with derivation form light curtain (5) periphery.
Light guide plate has the light guide plate (interior len) of certain depth, makees in the side of the optical axis direction towards car light light distribution Surface profile processing, makes light guide lamps and lanterns visually see that Integral luminous is more uniform, obtains different positive lighting effects.
Embodiment 8
As shown in fig. 7, auxiliary light guide (3a) is different from the first of white light color with front and back separation setting with two kinds Light guide (3a-1) and the second auxiliary light guide (3a-2), the emergent light of light source is assisted successively to enter the first auxiliary light guide (3a- 1) and after the second auxiliary light guide (3a-2), controllably discoloration or colour mixture are different from the first auxiliary light guide (3a-1) and second The third color for assisting light guide (3a-2), to realize the third function of the lamp for use in vehicle of other colors.For example, realizing interior atmosphere Enclose lamp function.
According to the utility model, different photochromic light sources are arranged in the both ends of a light propagation medium, to share Luminescence medium realizes the even results of light-emitting surface, and the lighting effect of good shared light-emitting surface can be also met while saving space Fruit.
According to the utility model, the design requirement of car lamp can be met, do not influence figure appearances, improve car lighting The flexibility of device design.
According to the utility model, multiple functions can be realized on a light guide, including have at least two not homochromy Spend desired optical function, it is typical that the first function is the DRL or PL of white optical, and the second function is yellow light Steering indicating light.
According to the utility model, except with following optical functions:The first function of DRL or PL of white, the steering indicating light of yellow Except second function, realization includes the third function of the lamp for use in vehicle of other colors.
The third described automobile-used function includes:The automobile-used atmosphere lamp and ornament lamp of fog lamp, Brake lamp, curve illumination and polychrome Function.

Claims (12)

1. a kind of vehicle light illumination device for realizing different function by sharing light-emitting zone, the vehicle light illumination device includes light Source, light source carrier, light guide (3) and interior lens (4), light guide are transparent, which is characterized in that
The light source includes being mounted in one or more light source carriers at least two or more different photochromic light sources,
Light source is respectively placed in two incidence ends of light guide,
Interior lens is placed in vehicle light illumination device periphery,
Light source controllably respectively from least two different photochromic light of the both ends of light guide incidence, passes through the exit facet of interior lens It projects, different optical functions is realized with shared light-emitting zone.
2. the vehicle light illumination device of different function is realized by sharing light-emitting zone as described in claim 1, it is characterised in that:
The exit facet of light guide (3) is provided with derivation form light curtain (5);
Light source controllably respectively from least two different photochromic light of the both ends of light guide incidence, changes colour or mixes in light guide (3) After color, through derivation form light curtain, is projected by the exit facet of interior lens, different optics work(is realized with shared light-emitting zone Energy.
3. the vehicle light illumination device of different function is realized by sharing light-emitting zone as described in claim 1, it is characterised in that:
Light source includes first light source (1a) and second light source (1b), and light source carrier includes corresponding to the first of first light source (1a) respectively The second light source carrier (2b) of light source carrier (2a) and corresponding second light source (1b).
4. the vehicle light illumination device of different function is realized by sharing light-emitting zone as described in claim 1,
It is characterized in that:
In the exit facet periphery of light guide (3), light guide plate is set.
5. the vehicle light illumination device of different function is realized by sharing light-emitting zone as described in claim 1, it is characterised in that:
The light source, light guide and light-emitting surface and interior lens integration packaging are in a shell.
6. the vehicle light illumination device according to claim 1 for realizing different function by sharing light-emitting zone, feature exist In:
Light source is that there are one the light emitting diodes (LED) of the above chip for solid encapsulation, is mounted on same or different two pieces or more Light source carrier (2a, 2b) on.
7. the vehicle light illumination device according to claim 1 for realizing different function by sharing light-emitting zone, feature exist In:
The light guide is transparent light guide body.
8. the vehicle light illumination device of different function is realized by sharing light-emitting zone according to claim 1, which is characterized in that
Difference from two end light source of light guide is photochromic after light guide discoloration or colour mixture, is formed and is different from two end light source of light guide The third is photochromic, to realize the third function of the lamp for use in vehicle of other colors.
9. the vehicle light illumination device of different function is realized by sharing light-emitting zone according to claim 1, which is characterized in that
Light source sensitive side one end of light guide or two end bifurcateds go out Y shape end, and the emergent light of light source controllably enters transparent light guide The divergent ends at (3) two end of body.
10. realizing the vehicle light illumination device of different function by sharing light-emitting zone according to claim 9, feature exists In,
At least one Y shape divergent ends are provided with the auxiliary light guide that double-shot moulding mode is connect with light guide (3) ontology (3a), auxiliary light guide (3a) is different from the color of light guide (3), for realizing at least two different photochromic conversions.
11. realizing the vehicle light illumination device of different function by sharing light-emitting zone according to claim 10, feature exists In,
Assisting light guide (3a) to be arranged has the first auxiliary light guide (3a-1) different from white light color and is different from white light face Second auxiliary light guide (3a-2) of color, the emergent light of light source controllably select to enter the first auxiliary light guide (3a-1) and second After assisting one of light guide (3a-2), controllably discoloration or colour mixture are guide-lighting with the first auxiliary light guide (3a-1) and the second auxiliary One of corresponding two kinds of different colours of body (3a-2).
12. the vehicle light illumination device of different function is realized by sharing light-emitting zone according to claim 10,
It is characterized in that,
Assist light guide (3a) with front and back the first auxiliary light guide (3a- for separating setting and being different from white light color with two kinds 1) and different from the second of white light color light guide (3a-2), the emergent light of light source is assisted successively to enter the first auxiliary light guide After (3a-1) and the second auxiliary light guide (3a-2), controllably discoloration or colour mixture be different from the first auxiliary light guide (3a-1) and The third color of second auxiliary light guide (3a-2), to realize the third function of the lamp for use in vehicle of other colors.
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PCT/CN2018/098948 WO2019157797A1 (en) 2018-02-13 2018-08-06 Vehicle lamp illumination device and method for realizing different functions by means of common light-emitting region

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108266694A (en) * 2018-02-13 2018-07-10 上海小糸车灯有限公司 The vehicle light illumination devices and methods therefor of different function is realized by sharing light-emitting zone

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108266694A (en) * 2018-02-13 2018-07-10 上海小糸车灯有限公司 The vehicle light illumination devices and methods therefor of different function is realized by sharing light-emitting zone

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Address after: 201821 Yecheng Road, Jiading District, Jiading District, Shanghai

Patentee after: Hua Yu vision technology (Shanghai) Co., Ltd.

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Patentee before: Xiaoxi Car Lights Co., Ltd., Shanghai