CN208107967U - Far and near photosystem and car light based on light guide - Google Patents
Far and near photosystem and car light based on light guide Download PDFInfo
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- CN208107967U CN208107967U CN201820529982.7U CN201820529982U CN208107967U CN 208107967 U CN208107967 U CN 208107967U CN 201820529982 U CN201820529982 U CN 201820529982U CN 208107967 U CN208107967 U CN 208107967U
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- 230000003287 optical effect Effects 0.000 claims description 5
- 239000000243 solution Substances 0.000 abstract description 18
- 230000006870 function Effects 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 24
- 238000005452 bending Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 230000003044 adaptive effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000037361 pathway Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
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Classifications
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- 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
- F21S41/26—Elongated lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/08—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically
- B60Q1/12—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle automatically due to steering position
-
- 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]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
-
- 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
- F21S41/27—Thick 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
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- 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
- 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
- F21W2102/14—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 having vertical cut-off lines; specially adapted for adaptive high beams, i.e. wherein the beam is broader but avoids glaring other road users
- F21W2102/145—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 having vertical cut-off lines; specially adapted for adaptive high beams, i.e. wherein the beam is broader but avoids glaring other road users wherein the light is emitted between two parallel vertical cutoff lines, e.g. selectively emitted rectangular-shaped high beam
-
- 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
- F21W2102/155—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 having inclined and horizontal cutoff lines
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The utility model relates to vehicle light illumination systems technology fields, and more particularly, to a kind of far and near photosystem and car light based on light guide, far and near photosystem includes collimation transmitting device and light guide；The direction for the light beam that the collimation transmitting device and the light guide emit along light source is set gradually, the light-emitting surface of the light guide is convex surface, the light beam of at least one light source transmitting is set to pass sequentially through the collimation transmitting device and light guide injection, it is parallel to form light beam up and down, the hot spot of left and right beam spread.In the present solution, realizing that dipped beam broadens one of light type, dipped beam inflection point light type or distance light light type by the combination of different light sources, the multiple functions such as AFS and ADB can also be realized.
Description
Technical field
The utility model relates to vehicle light illumination systems technology fields, more particularly, to a kind of far and near photosystem based on light guide
And car light.
Background technique
Currently, the form of distance-light mainly has lens type and two kinds reflective, shape in automobile lamp lamp optical system
Formula is single.
Utility model content
One of the utility model is designed to provide a kind of far and near photosystem based on light guide, can be realized dipped beam, far
Light and AFS, the multiple functions such as ADB, to solve technical problem in the form of a single existing in the prior art.
Another of the utility model is designed to provide a kind of car light of far and near photosystem with above-mentioned based on light guide.
To achieve the goals above, the utility model provides following technical scheme；
The far and near photosystem based on light guide that the utility model first aspect provides, including collimation transmitting device and light guide；
The direction for the light beam that the collimation transmitting device and the light guide emit along light source is set gradually, and the light guide goes out
Smooth surface is convex surface, and the light beam of at least one light source transmitting is made to pass sequentially through the collimation transmitting device and light guide injection,
It is parallel to form light beam up and down, the hot spot of left and right beam spread realizes that dipped beam broadens light type, dipped beam turns by the combination of different light sources
Point one of light type or distance light light type.
In the above-mentioned technical solutions, further, the light out part of the collimation transmitting device is located at the light guide in its section
On the focal plane of the lens of upper formation.
In any of the above-described technical solution, further, the optical path diameter of the collimation transmitting device is become larger again gradually
Become smaller.
In any of the above-described technical solution, further, the incidence surface of the light guide is appointing in plane, concave surface or convex surface
It is a kind of.
In any of the above-described technical solution, further, collimated described in directive when being arranged with multiple light sources along camber line
The hot spot upper end for the light type that transmitting device is formed through the light-emitting surface of the light guide is located on the left of national standard dipped beam by line position.
In any of the above-described technical solution, further, the light type can be used as the dwell portion of low beam pattern.
In any of the above-described technical solution, further, when for dipped beam inflection point light type, the collimation transmitting device goes out light
The height in portion is less than the height of the light out part of collimation transmitting device when dipped beam broadening light type；
The upper end for the hot spot that single source is formed reaches on the right side of low beam pattern by line position, and forms inflection point.
In any of the above-described technical solution, further, by adjusting the opening of the light out part of the collimation transmitting device
The position of size and its up and down direction for being located at the light guide is capable of forming distance light hot spot.
In any of the above-described technical solution, further, the preset light source of distance light hot spot, Neng Goushi are formed by closing
Existing anti-glare function.
In any of the above-described technical solution, further, the collimation transmitting device is integral formed with the light guide
It is made.
In any of the above-described technical solution, further, the collimation transmitting device is collimation lens or condenser or convex lens
Mirror or Fresnel or other light penetrating devices with alignment function.
The utility model second aspect provides a kind of car light, including described in any of the above-described technical solution based on light guide
Far and near photosystem and light source, the light source are used for setting corresponding with collimation transmitting device；
The light source is LED light source or laser light source.
The car light that the utility model second aspect provides is provided with the far and near spectrum based on light guide of first aspect offer
System, therefore whole beneficial effects of the far and near photosystem based on light guide provided with first aspect, just do not repeat one by one herein.
By adopting the above technical scheme, the utility model has the advantages that：
Far and near photosystem provided by the utility model based on light guide, the collimation transmitting device and the light guide are along light source
The direction of the light beam of transmitting is set gradually, and the light-emitting surface of the light guide is convex surface, makes the light beam of at least one light source transmitting
It passes sequentially through the collimation transmitting device and the light guide projects, light beam is parallel up and down for formation, and the hot spot of left and right beam spread passes through
One of dipped beam broadening light type, dipped beam inflection point light type or distance light light type are realized in the combinations of different light sources, can also realize AFS and
The multiple functions such as ADB.
It should be noted that AFS (Adaptive Front lighting System) is bend auxiliary lighting system
Abbreviation.Adaptive high beam (Adaptive Driving Beam, abbreviation ADB) is a kind of intelligent Antiglare far-reaching headlamp system.
LED-ADB refers to the intelligent Antiglare far-reaching headlamp system that ADB function is made of and had LED.Vehicle row is perceived by camera
Sail other existing vehicles of front, LED-ADB system calculate in real time and control corresponding LED particle in distance light lamp group it is dimmed or
Extinguish, avoids generating dazzling effect to front vehicles.While guaranteeing optimum field, the safety of driving is also ensured.
The additional aspect and advantage of the utility model will become obviously in following description section, or practical new by this
The practice of type is recognized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the far and near photosystem provided by the embodiment of the utility model based on light guide；
Fig. 2 is that a kind of section of far and near photosystem based on light guide of embodiment provided by the embodiment of the utility model is former
Manage structural schematic diagram；
Fig. 3 is the section of the far and near photosystem based on light guide of another embodiment provided by the embodiment of the utility model
Theory structure schematic diagram；
Fig. 4 is the signal for the hot spot that the single source of the far and near photosystem provided by the utility model based on light guide is formed
Figure；
Fig. 5 is the signal for the hot spot that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
Figure；
Fig. 6 is the bending function that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
The schematic diagram of hot spot；
Fig. 7 is the section of the far and near photosystem based on light guide of another embodiment provided by the embodiment of the utility model
Theory structure schematic diagram；
Fig. 8 is the single inflection portions that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
The schematic diagram of hot spot；
Fig. 9 is multiple inflection portions that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
The schematic diagram of hot spot；
Figure 10 is that the right-hand rotation bend that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed shines
The schematic diagram of bright inflection portions hot spot；
Figure 11 is that the left-turning pathways that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed are shone
The schematic diagram of bright inflection portions hot spot；
Figure 12 is the distance light hot spot that the single source of the far and near photosystem provided by the utility model based on light guide is formed
Schematic diagram；
Figure 13 is the distance light hot spot that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
Schematic diagram；
Figure 14 is that the certain light sources of closing of the far and near photosystem provided by the utility model based on light guide realize ADB function
Schematic diagram.
Appended drawing reference：
1- light source；2- collimation lens；3- light guide；4- light beam；The focal plane 5-；6- light out part；7- hot spot；8- dipped beam light type；
9- distance light hot spot；The dark space 10-.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.It should be noted that in the absence of conflict, the feature in embodiments herein and embodiment can
To be combined with each other.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Explanation is further explained to the utility model below with reference to specific embodiment.
Fig. 1 is the structural schematic diagram of the far and near photosystem provided by the embodiment of the utility model based on light guide；Fig. 2 is this reality
With a kind of section theory structure schematic diagram of the far and near photosystem based on light guide of embodiment of new embodiment offer；Fig. 3
Section theory structure for the far and near photosystem based on light guide of another embodiment provided by the embodiment of the utility model shows
It is intended to；Fig. 4 is the schematic diagram for the hot spot that the single source of the far and near photosystem provided by the utility model based on light guide is formed；
Fig. 5 is the signal for the hot spot that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
Figure；Fig. 6 is the bending function hot spot that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
Schematic diagram；Fig. 7 is the section of the far and near photosystem based on light guide of another embodiment provided by the embodiment of the utility model
Theory structure schematic diagram；Fig. 8 is the single of the multiple light sources formation of the far and near photosystem provided by the utility model based on light guide
The schematic diagram of inflection portions hot spot；Fig. 9 is that the multiple light sources of the far and near photosystem provided by the utility model based on light guide are formed
Multiple inflection portions hot spots schematic diagram；Figure 10 is multiple light of the far and near photosystem provided by the utility model based on light guide
The schematic diagram for the right-hand rotation also bending light inflection portions hot spot that source is formed；Figure 11 is the distance provided by the utility model based on light guide
The schematic diagram for the left-turning pathways illumination inflection portions hot spot that the multiple light sources of photosystem are formed；Figure 12 is provided by the utility model
The schematic diagram for the distance light hot spot that the single source of far and near photosystem based on light guide is formed；Figure 13 is base provided by the utility model
In the schematic diagram for the distance light hot spot that the multiple light sources of the far and near photosystem of light guide are formed；Figure 14 is provided by the utility model is based on
The certain light sources of closing of the far and near photosystem of light guide realize the schematic diagram of ADB function.
Embodiment one
As shown in Fig. 1-Figure 14, the far and near photosystem provided in this embodiment based on light guide, including collimation transmitting device and light
Lead 3；
Specifically, as shown in Figure 1-Figure 3, the light beam 4 that the collimation transmitting device and the light guide 3 emit along light source 1
Direction is set gradually, and the light-emitting surface of the light guide 3 is convex surface, and the light beam 4 for emitting at least one described light source 1 passes sequentially through institute
It states collimation transmitting device and the light guide 3 projects, light beam 4 is parallel up and down for formation, the hot spot 7 that left and right light beam 4 is spread, by not sharing the same light
One of dipped beam broadening light type, dipped beam inflection point light type or distance light light type are realized in the combination in source 1.
On the basis of the above embodiments, as shown in Fig. 2-Fig. 3, the light out part 6 of the collimation transmitting device is located at the light
It leads on the focal plane 5 for the lens that 3 form on its section.
Optionally, the optical path diameter of the collimation transmitting device becomes larger gradually becomes smaller again.
It should be noted that the incidence surface of the light guide 3 is any one of plane, concave surface or convex surface.In addition, the standard
Direct transmission light device can make collimation lens 2 or condenser or convex lens or Fresnel or other light penetrating devices with alignment function.
As an optional embodiment, select collimation lens 2 as collimation transmitting device, the light beam 4 that light source 1 projects,
After the collimation of collimation lens 2, by light guide 3, break wherein the light out part 6 of the collimation transmitting device is located at the light guide 3 at it
On the focal plane 5 of the lens formed on face, 4 less parallel of light beam up and down, the hot spot 7 that left and right light beam 4 is spread are formed；In addition, such as
It shown in Fig. 2-Fig. 3, can be indirectly connected between collimation lens 2 and light guide 3, compound lens can also be formed, pass through collimation lens 2
A part is compounded to form with light guide 3.
As shown in figure 4, the hot spot 7 formed by single source 1, as shown in figure 5, when with the multiple light sources 1 along camber line
It is left that 7 upper end of hot spot for the light type that collimation transmitting device described in arrangement directive is formed through the light-emitting surface of the light guide 3 is located at national standard dipped beam
Side is located at -0.57, i.e., by line position on the left of national standard dipped beam by line position that is, above its hot spot 7.This light type can be used as dipped beam
The dwell portion of light type 8, while can also be separately as the V grade dipped beam in GB/T30036 or ECE R123.
Optionally, the light type can be used as the dwell portion of low beam pattern.In addition, as shown in fig. 6, can also be by controlling light
The light on and off in source 1, can be LED light source, by the control of LED light on and off, can also open outside module (light type of the module with
The light type of dipped beam part is identical, but the angle of opposite dipped beam hot spot is more biased towards outside), realize the function of bending.
In an embodiment of above-described embodiment, as shown in fig. 7, the collimation is saturating when for dipped beam inflection point light type
The height of the light out part 6 of light device is less than the height of the light out part 6 of collimation transmitting device when dipped beam broadening light type；It can be formed more
For the hot spot 7 of concentration.
As shown in figure 8, the upper end for the hot spot 7 that single source 1 is formed reaches on the right side of low beam pattern by line position (specific angle
Range is -0.57~1 degree), and form inflection point.
As shown in figure 9, forming complete dipped beam light type 8 when multiple light sources 1 are lighted simultaneously, meet GB25991 or ECE
The definition of dipped beam in R112；Meet in GB/T30036 or ECE R123 the C grade requirements with E grades of dipped beams simultaneously.
When vehicle is in bend, as shown in Figure 10 and Figure 11, the light on and off of control light source 1 can be passed through, realize inflection point position
The change set, to achieve the effect that also bending light, to realize the function of AFS.
In another optional embodiment of above-described embodiment, as shown in Figures 12 and 13, by adjusting the collimation
The position of the size of the opening of the light out part 6 of transmitting device and its up and down direction for being located at the light guide 3 is capable of forming distance light hot spot
9。
When multiple light sources 1 are lighted to form distance light light type simultaneously.
In another optional embodiment of above-described embodiment, as shown in figure 14, distance light hot spot is formed by closing
Preset light source, can be realized anti-glare function.It namely can individually close certain light sources formation dark space 10 and evade other
Vehicle prevents from dazzling the eyes, and realizes ADB function, and 10 position of dark space can freely be adjusted according to front vehicle position by closing the light source that goes out.
Embodiment two
The utility model embodiment two provides a kind of car light, described in any technical solution including above-described embodiment one
Far and near photosystem and light source based on light guide, the light source are used for setting corresponding with collimation transmitting device；
The light source is LED light source or laser light source.
The car light that the utility model embodiment two provides is provided with the far and near spectrum based on light guide of the offer of embodiment one
System, as soon as therefore with embodiment provide the far and near photosystem based on light guide whole beneficial effects, do not repeat one by one herein.
Specifically, the form of distance-light mainly has lens type and reflective two in automobile lamp lamp optical system
Kind, it is in the form of a single, and the far and near photosystem provided by the utility model based on light guide, the collimation transmitting device and the light guide edge
The direction of light beam of light source transmitting set gradually, the light-emitting surface of the light guide is convex surface, makes at least one described light source transmitting
Light beam pass sequentially through the collimation transmitting device and the light guide and project, it is parallel to form light beam up and down, the light of left and right beam spread
Spot realizes that dipped beam broadens one of light type, dipped beam inflection point light type or distance light light type by the combination of different light sources, can also be real
The multiple functions such as existing AFS and ADB.
Finally it should be noted that：The above various embodiments is only to illustrate the technical solution of the utility model, rather than limits it
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand：It is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.In addition, it will be appreciated by those of skill in the art that although some implementations described herein
Example includes certain features included in other embodiments rather than other feature, but the group of the feature of different embodiments is desirable
Taste within the scope of the utility model and form different embodiments.For example, in claims above, institute
Claimed embodiment it is one of any can in any combination mode come using.It is disclosed in the background technology part
Information is merely intended to deepen the understanding to the general background technology of the utility model, and is not construed as recognizing or with any shape
Formula implies that the information constitutes the prior art known to those skilled in the art.
Claims (12)
1. a kind of far and near photosystem based on light guide, which is characterized in that including collimation transmitting device and light guide；
The direction for the light beam that the collimation transmitting device and the light guide emit along light source is set gradually, the light-emitting surface of the light guide
For convex surface, so that the light beam of at least one light source transmitting is passed sequentially through the collimation transmitting device and light guide injection, formed
Upper and lower light beam is parallel, the hot spot of left and right beam spread, realizes that dipped beam broadens light type, dipped beam inflection point light by the combination of different light sources
One of type or distance light light type.
2. the far and near photosystem according to claim 1 based on light guide, which is characterized in that
The light out part of the collimation transmitting device is located on the focal plane for the lens that the light guide is formed on its section.
3. the far and near photosystem according to claim 2 based on light guide, which is characterized in that
The optical path diameter of the collimation transmitting device becomes larger to be gradually become smaller again.
4. the far and near photosystem according to claim 1 based on light guide, which is characterized in that
The incidence surface of the light guide is any one of plane, concave surface or convex surface.
5. the far and near photosystem according to claim 1 based on light guide, which is characterized in that
When the light type formed along collimation transmitting device described in camber line arrangement directive through the light-emitting surface of the light guide with multiple light sources
Hot spot upper end be located on the left of national standard dipped beam by line position.
6. the far and near photosystem according to claim 5 based on light guide, which is characterized in that
The light type can be used as the dwell portion of low beam pattern.
7. the far and near photosystem according to claim 3 based on light guide, which is characterized in that
When for dipped beam inflection point light type, the height of the light out part of the collimation transmitting device is less than collimation when dipped beam broadening light type
The height of the light out part of transmitting device；
The upper end for the hot spot that single source is formed reaches on the right side of low beam pattern by line position, and forms inflection point.
8. the far and near photosystem according to claim 1 based on light guide, which is characterized in that
By adjusting the size of the opening of the light out part of the collimation transmitting device and the position of its up and down direction for being located at the light guide
It sets and is capable of forming distance light hot spot.
9. the far and near photosystem according to claim 8 based on light guide, which is characterized in that
The preset light source that distance light hot spot is formed by closing, can be realized anti-glare function.
10. the far and near photosystem according to claim 1 based on light guide, which is characterized in that
The collimation transmitting device is integral formed be made with the light guide.
11. the far and near photosystem according to claim 1 based on light guide, which is characterized in that
The collimation transmitting device is collimation lens or condenser or convex lens or Fresnel or the transmitting device with alignment function
Part.
12. a kind of car light, which is characterized in that include distance-light as claimed in any one of claims 1-9 wherein based on light guide
System and light source, the light source are used for setting corresponding with collimation transmitting device；
The light source is LED light source or laser light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820529982.7U CN208107967U (en) | 2018-04-13 | 2018-04-13 | Far and near photosystem and car light based on light guide |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820529982.7U CN208107967U (en) | 2018-04-13 | 2018-04-13 | Far and near photosystem and car light based on light guide |
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| CN208107967U true CN208107967U (en) | 2018-11-16 |
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| CN201820529982.7U Active CN208107967U (en) | 2018-04-13 | 2018-04-13 | Far and near photosystem and car light based on light guide |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397746A (en) * | 2018-04-13 | 2018-08-14 | 华域视觉科技(上海)有限公司 | Far and near photosystem based on light guide and car light |
| WO2020244229A1 (en) * | 2019-06-05 | 2020-12-10 | 华域视觉科技(上海)有限公司 | Optical component for vehicle light, and vehicle headlight |
-
2018
- 2018-04-13 CN CN201820529982.7U patent/CN208107967U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108397746A (en) * | 2018-04-13 | 2018-08-14 | 华域视觉科技(上海)有限公司 | Far and near photosystem based on light guide and car light |
| WO2019196156A1 (en) * | 2018-04-13 | 2019-10-17 | 华域视觉科技(上海)有限公司 | Light-guide-based high and low beam system, and vehicle lamp |
| CN108397746B (en) * | 2018-04-13 | 2024-06-14 | 华域视觉科技(上海)有限公司 | Far and near light system and car light based on light guide |
| WO2020244229A1 (en) * | 2019-06-05 | 2020-12-10 | 华域视觉科技(上海)有限公司 | Optical component for vehicle light, and vehicle headlight |
| DE112019005799B4 (en) | 2019-06-05 | 2023-12-28 | Hasco Vision Technology Co., Ltd. | Optical element of a vehicle light, vehicle light module, vehicle headlight and vehicle |
| US11879608B2 (en) | 2019-06-05 | 2024-01-23 | Hasco Vision Technology Co., Ltd. | Automotive lamp optical element, automotive lamp module, and vehicle |
| US12013092B2 (en) | 2019-06-05 | 2024-06-18 | Hasco Vision Technology Co., Ltd. | Automotive lamp optical element and automotive headlamp |
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