CN206582733U - Headlight and motor vehicle - Google Patents
Headlight and motor vehicle Download PDFInfo
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- CN206582733U CN206582733U CN201720040846.7U CN201720040846U CN206582733U CN 206582733 U CN206582733 U CN 206582733U CN 201720040846 U CN201720040846 U CN 201720040846U CN 206582733 U CN206582733 U CN 206582733U
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Abstract
The utility model is related to a kind of headlight and motor vehicle, wherein, headlight includes：First optical unit, including the first light source and reflector, wherein, reflector reflects the light from the first light source to provide reflection light；And second optical unit, including light conductor, wherein, light conductor blocks reflection light to form the first emergent light, and light conductor is additionally operable to conduction light to provide the second emergent light, wherein, first emergent light provides dipped beam, and the first emergent light and the second emergent light provide distance light.According to headlight compact conformation of the present utility model, with low cost, and the dual illumination functions of distance light and dipped beam can be provided.
Description
Technical field
The utility model is related to a kind of headlight and motor vehicle.
Background technology
Vehicle headlight is mainly used in the illumination of Vehicular night driving, the safety of its brightness and direction of illumination for driving
It is vital.The luminous intensity of headlight is not enough or direction of illumination is improper, and the situation of vehicle front cannot be clear
It is clear to, or the driver for sailing the vehicle come to heading on is shone into and dazzle the eyes, and hinders the visual field, these are all to cause the factor of accident.It is existing
Some headlight are equipped with light projection system, and the light source of light projection system typically has the classes such as white heat, halogen, xenon lamp (i.e. HID)
Type, but with the development of technology, traditional incandescent vacuum lamp is progressively replaced.
The light projection system of headlight generates two kinds of illumination functions, i.e. lower beam illumination and far lighting in headlight.Far
Optical illumination is to be used for the traveling light beam in road driving, and lower beam illumination is used on the good road of lighting condition or had
Meeting light beam when being travelled on road.Requirement to general headlight is essentially consisted in, vehicle in night running, headlight
Distance light can illuminate at Chinese herbaceous peony 100m in the range of, high 2m object, it is ensured that driver has found that front is adopted when having barrier in time
Take braking or measure of detouring, it is ensured that traffic safety.In addition, in the low-beam function using headlight, not only should ensure that Chinese herbaceous peony
Driver can see barrier clearly at 40m, and the driver or pedestrian's generation for head-on sailing the vehicle come will not be dazzle the eyes, to ensure
Vehicle intersects safety during car traveling at night.The headlight of prior art is usually to use to provide distance light and lower beam illumination
Moveable shadow shield, i.e., the diverse location according to residing for shadow shield realizes the distance light and dipped beam of headlight respectively.Existing skill
Another scheme of art is then to employ two reflectors or the shared shadow shield of multiple collimaters to realize different photographs
Obvious results fruit.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of new headlight and employs the headstock
Motor vehicle.There is compact machinery and optical texture according to headlight of the present utility model, and this headlight cost is low
It is honest and clean.In addition, the headlight can preferably converge the light of light source so that going out the center of light pattern has higher light intensity.
In the case of not using movable shade, this new headlight enhances the stability of light projection system and uses the longevity
Life, and avoid the noise that the Mechanical Moving of movable shade is brought.
One of purpose of the present utility model realizes that the headlight includes by such a headlight：First light
Unit, including the first light source and reflector are learned, wherein, reflector reflects the light from the first light source to provide reflection light；
And second optical unit, including light conductor, wherein, light conductor blocks reflection light to form the first emergent light, and guide-lighting
Body is additionally operable to conduction light to provide the second emergent light, wherein, the first emergent light provides dipped beam, and the first emergent light and second
Emergent light provides distance light.
According to headlight of the present utility model avoid using movable shade or multiple reflectors or collimater come
Distance light and dipped beam are produced, has alternatively used light conductor to produce the emergent light required for distance light.Thus, the leaded light that position is fixed
Body can not only form dipped beam by blocking the light from light source, but also to assist can form distance light by leaded light.
According to preferred embodiment of the present utility model, the second optical unit also includes secondary light source, wherein, from the second light
The light in source forms the second emergent light through light conductor.Thus light conductor for conducting light can be transported independently of the first light source
OK, i.e., the light source of non-conducting first light but conduct secondary light source light in the case of realize part far lighting effect
Really.In the case where only the first light source is lit, using the dipped beam of the light formation headlight of the first light source, and first
In the case that light source and secondary light source are all lit, the distance light of the light formation headlight of the first light source and secondary light source is used.
According to further preferred embodiments of the present utility model, light conductor includes shading surface and reflecting surface, wherein, shading surface
Block reflection light, and the light of reflective surface and conduction from secondary light source.Shading surface is designed to block first
The light of light source, but not conduction of the influence reflecting surface to other light.Reflecting surface is designed to reflect and conduct light, this
Thus provide another light path, and the light for being different from being blocked from the light of reflecting surface outgoing, thus shading surface and anti-
Penetrate face and different light are provided respectively.
According to further preferred embodiments of the present utility model, reflecting surface is total internal reflection surface.The design of total internal reflection surface
The efficient conduction for assisting the light for forming distance light is ensure that, so that it is guaranteed that emergent light can reach distance light in such as light
Design requirement in terms of intensity.
According to further preferred embodiments of the present utility model, light conductor also includes the plane of incidence and exit facet, wherein, come from
The light of secondary light source enters light conductor by the plane of incidence, and is passing through exit face after reflective surface.Second light
Source is just to the plane of incidence, so as to must all be incided from the light as all as possible of secondary light source inside light conductor, and by complete interior
Light inside entering is limited in an independent light path and conducted by reflecting surface.
According to further preferred embodiments of the present utility model, the plane of incidence and exit facet are plane or curved surface.According to right
The requirement of the pattern or light intensity of dipped beam and distance light, the plane of incidence and exit facet are optionally designed to plane or curved surface.
According to further preferred embodiments of the present utility model, shading surface has step shape.Step-like shading surface energy
The shape to form dipped beam dead line is enough in, so that the pattern for obtaining light extraction meets the requirement of design.
According to further preferred embodiments of the present utility model, headlight also includes lens, wherein, lens are set in light path
Put the downstream in the first optical unit and the second optical unit.Lens can be used to collect and converge and block or conduct by light conductor
Light afterwards, to ultimately form the light pattern projected on object to be illuminated.
According to further preferred embodiments of the present utility model, it is characterised in that the first light source and secondary light source are LED light
Source.LED/light source has the advantages that high-luminous-efficiency, energy-conservation and service life are long, and the output light of LED/light source has sensing
Property, headlight can more efficiently collect the light of light source, so as to especially advantageously enable headlight reliably and stably
Work.
Another purpose of the present utility model realizes that the motor vehicle is included according to above institute by such a motor vehicle
The headlight stated.The light conductor that position is fixed is used in headlight according to motor vehicle of the present utility model, thus this avoided
By mobile the brought mechanical noise of movable shade, there is provided better Consumer's Experience in headlight.
Brief description of the drawings
Accompanying drawing constitutes the part of this specification, is used to help further understand the utility model.These accompanying drawings are illustrated
Embodiment of the present utility model, and together with specification be used for illustrate principle of the present utility model.Identical part in the accompanying drawings
It is indicated by the same numeral.Shown in figure：
Fig. 1 shows the structural representation of the headlight according to embodiment of the present utility model；
Fig. 2 shows the light path schematic diagram in lower beam illumination according to the headlight of embodiment of the present utility model；
Fig. 3 shows the light path schematic diagram in far lighting according to the headlight of embodiment of the present utility model；
Fig. 4 shows the stereogram of the light conductor of the headlight according to embodiment of the present utility model；
Fig. 5 shows the front view of the light conductor of the headlight according to embodiment of the present utility model；
Fig. 6 shows the dipped beam light distribution schematic diagram according to the headlight of embodiment of the present utility model；
Fig. 7 shows the distance light light distribution schematic diagram according to the headlight of embodiment of the present utility model.
Embodiment
Fig. 1 shows the structural representation of the headlight 100 according to embodiment of the present utility model.Headlight 100 includes the
One optical unit 1 and the second optical unit 2.First optical unit 1 includes the first light source 11 and reflector 12, and reflector 12 reflects
Light from the first light source 11 is to provide reflection light.Second optical unit 2 includes light conductor 21, and the light conductor 21 is blocked instead
Light is penetrated to form the first emergent light, and light conductor 21 is additionally operable to conduction light to provide the second emergent light, wherein, first goes out
Penetrate light and dipped beam is provided, and the first emergent light and the second emergent light provide distance light.Light conductor 21 is by reflecting and conducting light energy
Single light path is enough provided, this light path can be independently of by blocking produced light path.This, which thus avoid, makes
Distance light and dipped beam both different functions are realized with movable shade or multiple reflectors or collimater, this practicality is new
Type has alternatively used light conductor 21 to produce the emergent light required for distance light.Light conductor 21 is preferably arranged to position fixation,
And the light conductor 21 that position is fixed can not only form dipped beam by blocking the light from the first light source 11, but also can be with
Distance light is formed to assist by conduction and reflection light.
Fig. 2 shows the light path schematic diagram in lower beam illumination according to the headlight 100 of embodiment of the present utility model.Headstock
Lamp 100 also includes lens 3, and lens 3 are arranged on the downstream of the first optical unit 1 and the second optical unit 2 in light path.As schemed
Shown in 2, in the case where lighting the first light source 11, the light from the first light source 11 reflects by reflector 12, wherein, reflection
Body 12 can be focused light rays at the shading surface of light conductor 21, and shading surface can block reflected light and and then offer is irradiated to lens 3
The first emergent light.First emergent light is formed as the passing beam of headlight by lens 3.Light conductor 21 can be especially in position
A single light path is provided using its shading surface in the case of fixation, and this light path extends to lens 3.
Fig. 3 shows the light path schematic diagram in far lighting according to the headlight 100 of embodiment of the present utility model.It is preferred that
Ground, second unit 2 also includes secondary light source 22, and light conductor 21 can conduct the light of secondary light source 22 inside it.Second light
Source 22 can provide the light independently of the first light source 11, so that there is provided with being formed by the first light source 11 and reflector 12
The possibility of second light path of one light path independence.Preferably, the first light source 11 and secondary light source 22 are designed as saving and made
With the LED/light source of long lifespan.Preferably, the line space design between light conductor 21 and lens 3 is 50mm, and this enables lens 3
Light of the collection from light source as much as possible, to improve the luminous intensity of emergent light.In the first light source 11 and secondary light source 22 all
In the case of being lit, the light from the first light source 11 completes the light path as described by above with respect to Fig. 2, simultaneously as
Secondary light source 22 is provided so that the plane of incidence of the exiting surface just to light conductor 21, or the exiting surface are mutually put down with the plane of incidence
OK, and the spacing between secondary light source 22 and the plane of incidence of light conductor 21 is preferably 1mm.So as to the institute from secondary light source 22
There is light to incide as much as possible inside light conductor 21, and reflect and conduct by the total internal reflection surface of light conductor 21, finally
Through the exit facet of light conductor 21 to form the second emergent light.Total internal reflection surface ensure that the light for assisting to be formed distance light
Efficient conduction, so that it is guaranteed that emergent light can reach design requirement of the distance light in terms of such as luminous intensity.Second emergent light
Similarly it is irradiated on the lens 3 in downstream.
Fig. 4 shows the stereogram of the light conductor of the headlight according to embodiment of the present utility model, and Fig. 5 shows the car
The front view of the light conductor of head lamp.Light conductor is including the plane of incidence 213 for incident light, for reflecting and conducting the anti-of incident light
Face 212, the exit facet 214 for the shading surface 211 that shuts out the light and for emergent ray are penetrated, it is common by these multiple surfaces
Form the three-dimensional shape of light conductor.According to the pattern to dipped beam and distance light or the requirement of light intensity, the plane of incidence 213 and exit facet 214
It may be designed as plane or curved surface.Shading surface 211 preferably also has step shape, in other words, in shading surface 211 and outgoing
The region that face 214 is connected is formed with step as shown in Figure 3 or groove.Preferably, the light after reflector reflects can quilt
Focus at the step.The ledge structure of shading surface 211 is designed for being formed the shape of dipped beam dead line, so as to obtain the figure of light extraction
Case meets the requirement of design.
Fig. 6 and Fig. 7 are shown respectively according to the dipped beam light distribution schematic diagram of the headlight of embodiment of the present utility model and remote
Light light distribution schematic diagram.Dipped beam and the dual illumination functions of distance light are resulted according to headlight of the present utility model, and can
On the basis of the illuminating effect of dipped beam the illuminating effect of distance light is obtained by merging the emergent light of other light sources.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, for this area
Technical staff for, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle within
Any modification, equivalent substitution and improvements made etc., should be included within protection domain of the present utility model.
Reference number
1 first optical unit
2 second optical units
3 lens
11 first light sources
12 reflectors
21 light conductors
22 secondary light sources
211 shading surfaces
212 reflectings surface
213 planes of incidence
214 exit facets
100 headlight.
Claims (12)
1. a kind of headlight (100), it is characterised in that including：
First optical unit (1), including the first light source (11) and reflector (12), wherein, reflector (12) reflection comes from
The light of first light source (11) is to provide reflection light；And
Second optical unit (2), including light conductor (21), wherein, the light conductor (21) blocks the reflection light to be formed
First emergent light, and the light conductor (21) is additionally operable to conduction light to provide the second emergent light, wherein, first outgoing
Light provides dipped beam, and first emergent light and second emergent light provide distance light.
2. headlight (100) according to claim 1, it is characterised in that second optical unit (2) also includes second
Light source (22), wherein, the light from the secondary light source (22) forms second emergent light through the light conductor (21).
3. headlight (100) according to claim 2, it is characterised in that the light conductor (21) includes shading surface (211)
With reflecting surface (212), wherein, the shading surface (211) blocks the reflection light, and the reflecting surface (212) reflection and
Light of the conduction from the secondary light source (22).
4. headlight (100) according to claim 3, it is characterised in that the reflecting surface (212) is total internal reflection surface.
5. the headlight (100) according to claim 3 or 4, it is characterised in that the light conductor (21) also includes the plane of incidence
(213) and exit facet (214), wherein, the light from the secondary light source (22) enters described by the plane of incidence (213)
Light conductor (21), and passing through the exit facet (214) outgoing after the reflecting surface (212) reflection.
6. headlight (100) according to claim 5, it is characterised in that the plane of incidence (213) and the exit facet
(214) it is plane or curved surface.
7. headlight (100) according to claim 5, it is characterised in that the shading surface (211) has step shape.
8. the headlight (100) according to any one of claim 2-4, it is characterised in that the headlight (100) is also wrapped
Lens (3) are included, wherein, the lens (3) are arranged on first optical unit (1) and second optical unit in light path
(2) downstream.
9. headlight (100) according to claim 8, it is characterised in that the light conductor (21) and the lens (3) it
Between spacing be 50mm.
10. headlight (100) according to claim 8, it is characterised in that the secondary light source (22) and the lens
(3) spacing between is 1mm.
11. the headlight (100) according to any one of claim 2-4, it is characterised in that first light source (11) and
The secondary light source (22) is LED/light source.
12. a kind of motor vehicle, it is characterised in that including the headlight according to any one of preceding claims 1-11
(100)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040846.7U CN206582733U (en) | 2017-01-13 | 2017-01-13 | Headlight and motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720040846.7U CN206582733U (en) | 2017-01-13 | 2017-01-13 | Headlight and motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206582733U true CN206582733U (en) | 2017-10-24 |
Family
ID=60111209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720040846.7U Active CN206582733U (en) | 2017-01-13 | 2017-01-13 | Headlight and motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206582733U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571699A (en) * | 2017-11-16 | 2018-09-25 | 常州星宇车灯股份有限公司 | A kind of transparent baffle for headlamp module |
| CN109340688A (en) * | 2018-10-18 | 2019-02-15 | 常熟理工学院 | A kind of dazzle lamp mould group |
| CN109681843A (en) * | 2019-02-26 | 2019-04-26 | 华域视觉科技(上海)有限公司 | Car light mould group and the automobile for applying it |
| CN112082131A (en) * | 2019-06-13 | 2020-12-15 | 现代自动车株式会社 | Slender lamp device for vehicle |
| CN112534182A (en) * | 2018-08-02 | 2021-03-19 | Zkw集团有限责任公司 | Motor vehicle headlight with ellipsoidal reflector and collimator |
-
2017
- 2017-01-13 CN CN201720040846.7U patent/CN206582733U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108571699A (en) * | 2017-11-16 | 2018-09-25 | 常州星宇车灯股份有限公司 | A kind of transparent baffle for headlamp module |
| CN112534182A (en) * | 2018-08-02 | 2021-03-19 | Zkw集团有限责任公司 | Motor vehicle headlight with ellipsoidal reflector and collimator |
| CN109340688A (en) * | 2018-10-18 | 2019-02-15 | 常熟理工学院 | A kind of dazzle lamp mould group |
| CN109340688B (en) * | 2018-10-18 | 2021-04-06 | 常熟理工学院 | High beam module of automobile headlamp |
| CN109681843A (en) * | 2019-02-26 | 2019-04-26 | 华域视觉科技(上海)有限公司 | Car light mould group and the automobile for applying it |
| CN112082131A (en) * | 2019-06-13 | 2020-12-15 | 现代自动车株式会社 | Slender lamp device for vehicle |
| CN112082131B (en) * | 2019-06-13 | 2024-04-26 | 现代自动车株式会社 | Slender lamp device for vehicle |
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