CN103375746B - The illuminator of vehicle - Google Patents
The illuminator of vehicle Download PDFInfo
- Publication number
- CN103375746B CN103375746B CN201310071523.0A CN201310071523A CN103375746B CN 103375746 B CN103375746 B CN 103375746B CN 201310071523 A CN201310071523 A CN 201310071523A CN 103375746 B CN103375746 B CN 103375746B
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- Prior art keywords
- light source
- vehicle
- ellipse
- focus
- illuminator
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled 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
- F21S41/255—Lenses with a front view of circular or truncated circular outline
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
- F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
- F21S41/335—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with continuity at the junction between adjacent areas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The illuminator of vehicle according to an embodiment of the invention, it is characterised in that including: the first light source, generates light；Secondary light source, generates light, and is separated by with described first light source；Lens, discharge described light to outside；Support plate, is mounted with described first light source and secondary light source；And reflecting part, by described luminous reflectance to described lens direction, described first light source and described secondary light source are placed between described lens and described reflecting part, and described reflecting part includes: the first reflecting mirror, by the luminous reflectance from described first light source generation to described lens direction；And second reflecting mirror, by the luminous reflectance that generates from described secondary light source to described lens direction.
Description
Technical field
The present invention relates to the illuminator of vehicle, relate to improve heat dissipation characteristics and the lifting of illuminator in more detail
The illuminator of the vehicle of luminosity and energy efficiency.
Background technology
Vehicle is by the produced power of self engine and to be communicated to wheel transporting passengers or friendship of goods on road
Logical means.Vehicle substantially can be divided into the chassis (chassis) of car body (body) and the organically connected various devices forming outward appearance.
Chassis includes: include the power transmission device becoming the engine travelling motive vehicle；Transfer；Suspension arrangement；Braking
The main devices such as device.
Engine, is the motive power making vehicle travel.Most car engine is quartastroke engine.Quartastroke engine
As by sucking, compress, exploding, four strokes of aerofluxus complete the internal combustion engine in a cycle, be back and forth movement engine
Common example.The main internal combustion engine using Fuel Petroleum is to directly utilize, and fuel and the oxygen mix in air are for may make up
Under the state burnt completely, the heat energy occurred when burning after compression is to obtain kinetic energy.
Generally, the front of vehicle can possess and have head lamp, illuminate when night running front to make driver identify road surface and
The position of barrier, so that driver guarantees visibility.
Common head lamp, including: light source, generate light；Reflecting mirror, the light that reflection generates from described light source；Lens, will be from institute
State the light outside discharge to vehicle of reflecting mirror reflection.
Common head lamp operates to, dipped headlights pattern, makes the light discharged to outside towards road surface towards lower row's light；With far
Light modulation pattern, makes the light discharged to outside carry out higher arranging light.
Described head lamp is for driving while the driver of vehicle guarantees visibility, it is impossible to allow traveling ahead vehicle (front
Driving vehicle and Facing Movement vehicle) driver cause twinkling.
Such as, when front does not has driving vehicle, described head lamp is made to be in described high beam pattern to guarantee visibility, front
When having driving vehicle, it is in described dipped headlights pattern and comes that the driver of traveling ahead vehicle can not be allowed to cause is twinkling.
Currently, being mostly to use light-emitting component as light source, when using two light sources for suitable luminosity, current is anti-
Penetrate mirror structure and make two light sources carry out the structure disposed adjacently because having, therefore there is heat concentration and heat dispersion is low
Problem.Particularly, in recent years, mostly the illuminator as vehicle is to use light-emitting component (LED), because this light-emitting component pair
Heat sensitive, when causing the temperature that light-emitting component occurs to rise, luminosity can be low therewith, and the problem that service life also can reduce.
Additionally, in order to the heat occurred in light source is dispelled the heat, need the equipment possessing radiator, sheet etc., thus meeting
There is the problem increasing cost and accounting for large space.Furthermore, it is necessary to electric energy runs the device such as radiator, sheet etc., this can become
Cause the problem that vehicle fuel efficiency is low.
Summary of the invention
(solving the technical problem that)
The technical problem to be solved in the present invention is, it is provided that improve the radiating efficiency of illuminator, luminosity and energy efficiency
The illuminator of vehicle.
The technical problem of the present invention is not limited to the above-mentioned technical problem mentioned, practitioner can be by following description
It is expressly understood that not mentioned or other technical problem.
(solving the means of problem)
In order to reach problem as above, the illuminator of vehicle, is characterized in that according to an embodiment of the invention
In, including: the first light source, generate light；Secondary light source, generates light, and is separated by with described first light source；Lens, by described light to
Outside discharge；Support plate, is mounted with described first light source and secondary light source；And reflecting part, by described luminous reflectance to described lens
Direction, described first light source and described secondary light source be placed between described lens and described reflecting part, and described reflecting part includes:
First reflecting mirror, by the luminous reflectance from described first light source generation to described lens direction；And second reflecting mirror, will be from described
The luminous reflectance that two light sources generate is to described lens direction.
(effect of invention)
Vehicle according to the invention, can have one or its above effect as described below.
First, the illuminator of the vehicle of embodiment, the first light source and secondary light source have to be separated by and double elliptic focus
The structure of distance, therefore compared in the past, light source disposes and is spaced further apart, such that it is able to the heat occurred in divergent light source, and light
When source is light-emitting component, life-span and the efficiency of light source can be promoted.
Second, heat abstractors such as being attached to the radiating tube of illuminator, sheet can be removed, thus there is the life of reduction vehicle
Produce cost, save the effect that the electric energy needed for running heat abstractor promotes the fuel efficiency of vehicle.
3rd, it is convenient to omit the heat abstractor such as radiating tube, sheet, thus there is the efficiency promoting flow chart, reduce vehicle
Parts expense, reduces the effect that light weight promotes the fuel efficiency of vehicle.
4th, luminosity and the efficiency of illuminator can be promoted, such that it is able to save vehicle energy, and promote collection luminosity
Guarantee remote visibility.
5th, when needing the luminosity such as the past, have and be driven by the electric power lower than illuminator in the past
Advantage.
The effect of the present invention does not limit and the effect arrived set forth above, and practitioner can pass through described technology model
Not mentioned or other effect it is expressly understood that in enclosing.
Accompanying drawing explanation
Fig. 1 be a diagram that the axonometric chart of the vehicle according to embodiment.
Fig. 2 be a diagram that the axonometric chart of the illuminator of the vehicle according to embodiment.
Fig. 3 be a diagram that the phantom of the illuminator of the vehicle according to embodiment.
Fig. 4 a is the arrangement concept map of the illuminator representing the vehicle according to embodiment, and Fig. 4 b is to represent according to embodiment
The arrangement axonometric chart of illuminator of vehicle.
Fig. 5 a and Fig. 5 b is to compare comparative example and the efficiency of embodiment and the figure of luminosity.
Detailed description of the invention
By referring to accompanying drawing and embodiment described below, advantages of the present invention, feature and realize their method meeting
Definitely.But the invention is not restricted to embodiment disclosed below, be can be realized by multiple different form.The present invention
Embodiment be intended merely to intactly disclose the present invention, and in order to make general technical staff of the technical field of the invention easy
Understanding that invention category provides, the present invention is to be as the criterion with the description of claims.On the one hand, the skill used in this specification
Art term is for embodiment is described, is not used for limiting the present invention.Full text based on description, identical reference marks refers to
Identical structural element.
As space relative terms " below (below) ", " lower section (beneath) ", " bottom (lower) ", " on
(above) ", " top (upper) " etc. can use and be, describe simply and a structural element as depicted tied with other
The dependency relation of structure key element.Space relative terms should be understood to include: join when the side shown in figure is used up or
The term in the mutually different direction of run time organization key element.Such as, when having overturn the structural element shown in figure, describe as other
The structural element of " below (below) " or " lower section (beneath) " of structural element may be located at other structural elements it " on
(above) "." below " accordingly, as exemplary term can include descending and upper direction simultaneously.Structural element can also edge
Other directions row to, therefore, space relative terms can according to row always explain.
The term used in this specification is only used for embodiment is described, and is not intended to limit the present invention.In explanation
The singulative mentioned in book, in the case of being not particularly limited, then includes plural form.Use in description " includes
(comprises) " or " (comprising) that include " be not excluded for into, the composed component being mentioned to, step, action and/or
It is beyond assembly, exists or add other the more than one composed components beyond it, step, action and/or be assembly.
Defining without other, all terms (including technology and scientific terms) used in this specification use and are
The meaning that those skilled in the art are commonly understood by.Additionally, the term defined in normally used dictionary,
In the case of there is no clear and definite definition especially, do not carry out abnormity or excessive explanation.
The thickness of each structural element shown in accompanying drawing or size, in order to the facility illustrated and definition can be amplified,
Omit or schematically illustrate.Additionally, the size of each structural element and area are not integrally to reflect actual size or area.
Additionally, the angle that is mentioned to and direction are to be recited as base in accompanying drawing during the structure of explanation embodiment
Accurate.In the explanation to composition example structure in description, mention the datum mark for angle or position relationship the most clearly
Time, it is as the criterion with reference to relevant drawings.
Referring to for illustrating that the present invention is carried out by the accompanying drawing of the illuminator of vehicle according to an embodiment of the invention
Explanation.
Fig. 1 be a diagram that the axonometric chart of the vehicle being provided with the Vehicular illumination device according to embodiment.
With reference to Fig. 1, it is installed on the front of vehicle 1 according to the illuminator 100 of the vehicle of one embodiment of the invention.Cause
This, the illuminator 100 of the vehicle in the present embodiment, including: ensuring that the head lamp of driver front night vision, fog lamp, turn to
Lamp etc..But, in other embodiments of the present invention, vehicle lighting device, the rear being installed on vehicle 1 is made to play taillight etc.
With.
The illuminator 100 of vehicle is respectively arranged in the left and right in vehicle 1 front.In addition, it is contemplated that the orientation of driver, can
To be formed with various shape.The present embodiment is constituted with the shape of hawkeye.
Fig. 2 be a diagram that the axonometric chart of the illuminator of the vehicle according to embodiment, and Fig. 3 be a diagram that according to embodiment
The phantom along X-Z face of the illuminator of vehicle, Fig. 4 a is the peace of the illuminator representing the vehicle according to embodiment
Putting concept map, Fig. 4 b is the arrangement concept axonometric chart of the illuminator representing the vehicle according to embodiment.
With reference to Fig. 2 to Fig. 4, according to the illuminator 100 of the vehicle of embodiment, may include that the first light source 21, generate
Light；Secondary light source 22, generates light, and is separated by with the first light source 21；Lens 10, discharge described light to outside；Support plate 61, peace
It is equipped with the first light source 21 and secondary light source 22；Reflecting part 30, by described luminous reflectance to lens 10 direction.
The first light source 21 and secondary light source 22 it is provided with on support plate 61.Support plate 61 plays the first light source 21 and second
Light source 22 is fixed on the effect of appropriate location.Do not limit method to set up, it is possible to use install, the method for welding etc..
Additionally, support plate 61 can be placed between reflecting part 30 and lens 10.Thus, make support plate 61 play blocking-up from
The effect of a part for the light that light source generates, thus not to traveling ahead vehicle (traveling ahead vehicle and Facing Movement vehicle)
Driver causes twinkling.Do not limit the shape of support plate 61, can be that the plate shape with abundant length arranges the first light
Source 21 and secondary light source 22.Support plate 61 supplies power supply to the first light source 21 and secondary light source 22.
Additionally, support plate 61, it is connected with regulation portion, direction 70, such that it is able to the light source of the illuminator 100 of regulation vehicle
Travel direction.
Lens 10 can be formed as aspheric surface, and uses light-transmitting materials.Do not limit the shape of lens 10, can have and examine
Consider the various shape of design.Lens 10 play, and will generate from light source 21,22 and the light that reflected by reflecting part 30 is to the outside of vehicle
The effect of row's light.Do not limit the shape of lens 10, according to the shape of lens, can promote the centrality of light or dispersibility by
Light carries out along multiple path arranging light.
On the other hand, the illuminator 100 of vehicle also includes: housing 40, fixing support plate 61, and has sky in inside
Between；Also include: lens carrier 50, be incorporated into the front of housing 40, be combined with lens 10.Herein, housing 40 is from vehicle
Front is configured, so that the illuminator 100 of vehicle is pacified according to an embodiment of the invention with inserting to the inside of vehicle
It is placed in the front of described vehicle.That is, housing 40 plays with lens carrier 50, the component of the illuminator 100 of protection vehicle, is formed
Outward appearance and the effect of fixing relative position.Housing 40 can be the shape with inner space with the shape of lens carrier 50, but
It is not limited to this.
Do not limit the method for attachment of support plate 61 and housing 40, such as, as it is shown on figure 3, can be by fixed strip 61
It is attached.
Additionally, reflecting layer can also be formed on support plate 61, the light occurred from light source for reflection.
First light source 21 and secondary light source 22 are the equipment generating light.First light source 21 and secondary light source 22, as an example
Can be light-emitting component (light emitting diode).Light-emitting component can be, such as, radiation redness of the skin or complexion, green, blueness,
The coloured light-emitting diodes of the light such as white or the UV(Ultra Violet of radiation ultraviolet) light emitting diode, but it is not entered
Row limits.Additionally, light-emitting component can be provided with more than one chip (chip).Additionally, light-emitting component can be by intersecting
The chip disposing radiation redness of the skin or complexion, green or blue light realizes white light.First light source 21 and secondary light source 22 can be spaced
Ground disposes, and will carefully be illustrated it by aftermentioned.
Reflecting part 30, by the luminous reflectance that generates from the first light source 21 and secondary light source 22 to lens 10 direction.Furtherly
Time bright, lens 10 dispose along the travel direction (X-axis) of vehicle with reflecting part 30, and the first light source 21 and secondary light source 22 dispose
Between lens 10 and reflecting part 30.
Additionally, reflecting part 30 includes: the first reflecting mirror 31, by the luminous reflectance that generates from the first light source 21 to lens 10 side
To；And second reflecting mirror 32, by the luminous reflectance that generates from secondary light source 22 to lens 10 direction.
The inner face of the first reflecting mirror 31 and the second reflecting mirror 32 can also include: reflecting layer 35, is used for promoting reflectance, instead
Penetrate layer 35 and can use the material that reflectance is high, it may for example comprise: in Ag, Al, Ag alloy and Al alloy at least any one.
But, it being not limited to this, reflecting layer 35 can be shaped in the first reflecting mirror 31 and the second reflecting mirror 32.
Referring again to Fig. 3 and Fig. 4, the first reflecting mirror 31 is formed as the first ellipse opened to the first light source 21 direction；Described
Second reflecting mirror 32 is formed as the second ellipse opened to secondary light source 22 direction, and is formed as being connected with the first reflecting mirror 31.
Additionally, the focus X-ray of described first ellipse, X1 and the focus X-ray of described second ellipse, X2 are placed on same line A, institute
State the first oval the most shared focus X-ray oval with second.A described first oval the most shared focus X-ray oval with second
Referring to, described first is oval identical with the position of a second oval focus.
When further illustrating, the first reflecting mirror 31 and the second reflecting mirror 32 have an elliptical shape of shared focus, and only
Form the partial shape in elliptical shape.Described first oval and the second ellipse, connects at described first ellipse and the second ellipse
Part B formed vehicle width (Y-axis).I.e., as shown in fig. 4 a, the first reflecting mirror 31 and the second reflection is checked from top
During the sectional view shape of mirror 32, can have W-shape.Herein, focus is placed on same line A, does not implies that in mathematical meaning
Complete same line on, and refer on the same line allowing in the range of to a certain degree error.Additionally, connect described first ellipse
Circle and the line A of the focus of described second ellipse, can carry out horizontal setting along the width (Y-axis) of vehicle.Herein, level
It is perfectly level that the meaning does not implies that in mathematical meaning, and refers to seem in naked eyes parallel degree.
Additionally, part B that connects of described first oval and described second ellipse and described first oval and described second ellipse
The focus X-ray that circle is shared may be located on same line.Be preferably, connect part B that connects of the first oval and described second ellipse and
Described first oval and the described second oval focus X-ray shared line is arranged as travel direction (X-axis) level with vehicle.By
This, light can be carried out along path accurately.
Being preferably, described first oval and described second ellipse focal length is identical.That is, from the described first oval and institute
State the distance between the second oval focus X-ray shared to the first light source 21, be total to from described first oval and described second ellipse
The focus X-ray enjoyed is identical to the distance between secondary light source 22.This is to make by the first reflecting mirror 31 and the second reflecting mirror 32
The light of reflection maintains equilibrium.
First light source 21 is positioned in the focus of described first ellipse, in the focus X-ray 1 do not shared with described second ellipse；The
Two light sources 22 are positioned in the focus of described second ellipse, in the focus X-ray 2 do not shared with described first ellipse.First light source 21 and
The light that secondary light source 22 occurs, can be reflected by the shape of the first reflecting mirror 31 and the second reflecting mirror 32, thus to thoroughly
Mirror 10 is carried out.
Can be placed in same additionally, the central part O of lens 10 is oval with described first with the second oval focus X-ray shared
On line.Thus, it is possible to make light carry out along path accurately.
On the other hand, the illuminator 100 of vehicle, it is also possible to including: reflecting plate 33, oval ellipse with second from described first
Part B that circle connects disposes towards the described first oval focus X-ray direction shared with the second ellipse.
Reflecting plate 33 plays, and prevents the effect of loss of the light occurred from light source 21,22.That is, the light that light source 21,22 occurs
In some can be reflected towards support plate 61 direction by reflecting part 30 so that luminosity is low, now, play again by this light
It is reflected towards the effect of reflecting part 30.Do not limit the shape of reflecting plate 33, as shown in Figure 4 b, can have crescent-shaped.But also
It is not limited to this.Reflecting plate 33 can use the material that reflectance is high, it may for example comprise: in Ag, Al, Ag alloy and Al alloy
At least any one.
When using two light sources, conventional mirror structure has two light sources and adjoins the structure of arrangement, thus there is heat
In quantity set and the low problem of heat dispersion.Particularly, in recent years, mostly the illuminator as vehicle is to use light-emitting component
(LED), because this light-emitting component is to heat sensitive, when causing the temperature that light-emitting component occurs to rise, luminosity can be low therewith, and
The problem that service life also can reduce.Additionally, in order to the heat occurred in light source is dispelled the heat, need possess radiator, sheet
Deng equipment, thus can exist and increase cost and the problem that accounts for large space.Furthermore, it is necessary to electric energy runs such as radiator, sheet etc.
Device, this can become the problem causing vehicle fuel efficiency low.
Therefore the illuminator 100 of the vehicle of embodiment has, the first light source 21 and secondary light source 22 be separated by double ellipse
The structure of circular focus distance, therefore compared in the past, light source disposes and is spaced further apart, such that it is able to the heat occurred in divergent light source
Amount, and when light source is light-emitting component, life-span and the efficiency of light source can be promoted.It is attached to illuminator furthermore, it is possible to remove
The heat abstractor such as radiating tube, sheet, thus there is the production cost of reduction vehicle, save the electric energy needed for running heat abstractor and carry
Rise the effect of the fuel efficiency of vehicle.Furthermore, it is possible to omit the heat abstractor such as radiating tube, sheet, thus there is lifting flow chart
Efficiency, reduce vehicle part expense, reduce light weight and promote the effect of fuel efficiency of vehicle.
Fig. 5 a and Fig. 5 b is to compare comparative example and the efficiency of embodiment and the figure of luminosity.
During with reference to Fig. 5 a, in comparative example, the structure of reflecting mirror is the structure that two oval parts are overlapped, but
The focus shared compared to two ellipses, the focus do not shared is positioned at the position being more likely to lens side, therefore, two light sources
Standoff distance can dispose closely.This can cause the centrality of heat, and can become the reason that luminosity is low with the life-span.As
Shown in Fig. 5 a, the luminosity of comparative example is 47000cd(candela) and efficiency be 41.9%.
During with reference to Fig. 5 b, in embodiment, the structure of reflecting mirror is the structure that two oval parts are overlapped, but
The focus that two ellipses are shared is positioned on same line with the focus do not shared, and therefore the standoff distance of two light sources can become remote.By
This, it is possible to reduce the concentration of heat, and various heat abstractor can be omitted.As shown in Figure 5 b, the luminosity of embodiment is 70000cd
And efficiency is 52.3%, compared to ratio relatively, its efficiency is obtained for luminosity and promotes significantly.Therefore, embodiment can be car
Energy saving, low electrification, lightweight, parent environmental recovery bonds contribute.
Above, by accompanying drawing preferred embodiments of the present invention have been disclosed for illustrative, but the present invention is not limited to above-mentioned spy
Fixed embodiment, those skilled in the art in the case of without departing from the technical scope main idea of the present invention,
Can carry out various deformation enforcement, and this deformation implementation should be understood to the technological thought independent of the present invention or sight
Point.
Claims (8)
1. the illuminator of a vehicle, it is characterised in that including:
First light source, generates light；
Secondary light source, generates light, and is separated by with described first light source；
Lens, discharge described light to outside；
Reflecting part, by described luminous reflectance to described lens direction；
Support plate, is arranged between described lens and described reflecting part, is mounted with described first light source and secondary light source；And
Regulation portion, direction, is connected to described support plate, regulates the travel direction of described light,
Described reflecting part includes:
First reflecting mirror, by the luminous reflectance from described first light source generation to described lens direction；And
Second reflecting mirror, by the luminous reflectance that generates from described secondary light source to described lens direction；
Described first light source and described secondary light source, the direction along described reflecting part is formed with light orientation angle；
Described first reflecting mirror is formed as the first ellipse opened to described first light source direction,
Described second reflecting mirror is formed as the second ellipse opened to described secondary light source direction, and connects with described first reflecting mirror
Connect,
The focus of described first ellipse is placed on same line with the focus of described second ellipse, and mutually shares a focus,
Described first light source is positioned in the focus of described first ellipse, not with the described second oval focus shared,
Described secondary light source is positioned in the focus of described second ellipse, not with the described first oval focus shared.
The illuminator of vehicle the most according to claim 1, it is characterised in that
Described first light source includes with described secondary light source: light-emitting component.
The illuminator of vehicle the most according to claim 1, it is characterised in that also include:
Reflecting plate, shares towards described first ellipse and the second ellipse from the described first oval part connected with the second ellipse
Focus direction disposes.
The illuminator of vehicle the most according to claim 1, it is characterised in that
Connecting the line of the described first oval focus with described second ellipse is to carry out horizontal setting along the width of vehicle.
The illuminator of vehicle the most according to claim 1, it is characterised in that
The inner face of described first reflecting mirror and described second reflecting mirror includes: the most any in Ag, Al, Ag alloy and Al alloy
A kind of.
The illuminator of vehicle the most according to claim 1, it is characterised in that
The central part of described lens and the described first oval focus shared with the second ellipse are placed on same line.
The illuminator of vehicle the most according to claim 1, it is characterised in that
First is oval and the described second oval focus shared is to the distance described first light source from described, and from described the
The focus that one oval and described second ellipse is shared is identical to the distance between described secondary light source.
8. an automobile, including the illuminator of any one in claim 1 to 7.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020120038047A KR101460730B1 (en) | 2012-04-12 | 2012-04-12 | Lamp apparatus for an automobile |
| KR10-2012-0038047 | 2012-04-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103375746A CN103375746A (en) | 2013-10-30 |
| CN103375746B true CN103375746B (en) | 2016-12-28 |
Family
ID=49461286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310071523.0A Active CN103375746B (en) | 2012-04-12 | 2013-03-06 | The illuminator of vehicle |
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| KR (1) | KR101460730B1 (en) |
| CN (1) | CN103375746B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101578478A (en) * | 2007-01-15 | 2009-11-11 | 香港应用科技研究院有限公司 | Light emitting device and lens thereof |
| CN102109137A (en) * | 2009-12-16 | 2011-06-29 | 株式会社小糸制作所 | Vehicle headlamp |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006164858A (en) * | 2004-12-09 | 2006-06-22 | Koito Mfg Co Ltd | Vehicular lighting fixture |
| FR2944578B1 (en) * | 2009-04-21 | 2013-08-02 | Valeo Vision Sas | MODULE AND LIGHTING DEVICE FOR VEHICLE WITH ENHANCED ROAD FUNCTION |
| JP2011192513A (en) * | 2010-03-15 | 2011-09-29 | Seiko Epson Corp | Light source device and projector |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101578478A (en) * | 2007-01-15 | 2009-11-11 | 香港应用科技研究院有限公司 | Light emitting device and lens thereof |
| CN102109137A (en) * | 2009-12-16 | 2011-06-29 | 株式会社小糸制作所 | Vehicle headlamp |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20130115599A (en) | 2013-10-22 |
| KR101460730B1 (en) | 2014-11-12 |
| CN103375746A (en) | 2013-10-30 |
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