CN208735539U - Headlight for automobile - Google Patents
Headlight for automobile Download PDFInfo
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- CN208735539U CN208735539U CN201821569849.0U CN201821569849U CN208735539U CN 208735539 U CN208735539 U CN 208735539U CN 201821569849 U CN201821569849 U CN 201821569849U CN 208735539 U CN208735539 U CN 208735539U
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Abstract
The purpose of this utility model is to provide a kind of headlight for automobile, can also form the desired light distribution patterns of dipped headlight and the light distribution patterns of high beam with a reflector.The headlight for automobile of the utility model has lamp unit (LU), includes at least one high beam light-emitting component (42)；At least one dipped headlight is with light-emitting component (41)；One reflector (20) reflects the light projected from high beam light-emitting component (42) and dipped headlight light-emitting component (41).High beam light-emitting component (42) and dipped headlight are arranged side-by-side along the longitudinal direction with light-emitting component (41), and the gross area of the light-emitting surface (41f) of the gross area and dipped headlight light-emitting component (41) of the light-emitting surface (42f) of high beam light-emitting component (42) is different from each other.
Description
Technical field
The utility model relates to headlight for automobile.
Background technique
As using automobile head lamp as the headlight for automobile of representative, it is known to the dipped headlight in addition to illuminating front at night
The headlamp that the light source of high beam etc. of farther place is illuminated than the dipped headlight is also equipped with outside light source.It is used from high beam
The light of light source include the light just irradiated more up than dipped headlight.In addition, headlight for automobile also has in a lamp unit
In have these light sources.
Such as a kind of lamps apparatus for vehicle is disclosed in following patent document 1, have at least two reflector elements, this is anti-
Emitter unit includes the 1st and the 2nd light-emitting component being arranged side-by-side along the longitudinal direction and makes from the 1st and the 2nd light-emitting component
The reflector that reflects forward of emergent light.In the lamps apparatus for vehicle, the 1st light-emitting component is by the light source as dipped headlight, and the 2nd
Light-emitting component is by the light source as high beam.
[citation]
[patent document]
Patent document 1: Japanese Unexamined Patent Publication 2016-72017 bulletin
Utility model content
[utility model will solve the problems, such as]
In the lamps apparatus for vehicle of above patent document 1, by making the 1st light-emitting component of above-mentioned each reflector element simultaneously
It lights, forms the light distribution patterns or part of it of dipped headlight.In addition, the 2nd light-emitting component by making above-mentioned each reflector element
It lights simultaneously, forms the light distribution patterns or part of it of high beam.In this way, use is multiple in previous headlight for automobile
Has the unit of the light-emitting component of dipped headlight, the light-emitting component of high beam and reflector, to form the light distribution of dipped headlight
The light distribution patterns of pattern and high beam.Make the light projected from the light-emitting component of dipped headlight with a reflector and from remote
In the case where the light reflection that the light-emitting component of light lamp projects, from the region that the light of the light-emitting component of dipped headlight injection is irradiated
Size and roughly the same size can be become from the size in region that the light that the light-emitting component of high beam projects is irradiated.
In this case, if reflector is designed to make one of the light distribution patterns of dipped headlight and the light distribution patterns of high beam at
For desired shape, then it is difficult to that another one is made to become desired shape.In this way, in previous headlight for automobile, it is difficult
To form desired dipped headlight with the light-emitting component of the light-emitting component of dipped headlight, high beam and a reflector
The light distribution patterns of light distribution patterns and high beam.
Therefore, desired dipped headlight can also be formed with a reflector the purpose of the utility model is to provide a kind of
Light distribution patterns and high beam light distribution patterns headlight for automobile.
[means used to solve the problem]
To solve the above-mentioned problems, the headlight for automobile of the utility model is characterised by comprising lamp unit, tool
There are at least one high beam light-emitting component, at least one dipped headlight light-emitting component, reflection first with shining from above-mentioned high beam
One reflector of the light that part and above-mentioned dipped headlight are projected with light-emitting component；Above-mentioned high beam light-emitting component and above-mentioned close
Light lamp is arranged side-by-side along the longitudinal direction with light-emitting component, the gross area of the light-emitting surface of above-mentioned high beam light-emitting component and above-mentioned close
The gross area of the light-emitting surface of light lamp light-emitting component is different from each other.
In the present specification, the light-emitting surface of light-emitting component refers to the face to shine in light-emitting component.For example, light-emitting component is
In the case where LED, the face of pn-junction is by the light-emitting surface as light-emitting component.However, light-emitting component is come from via fluorophor injection
In the case where the LED of the light in the face of pn-junction, the light-emitting surface of the fluorophor is by the light-emitting surface as light-emitting component.In addition, the member that shines
The area of the light-emitting surface of part refers to, along the light-emitting surface from the point of view of the optical axis direction of the light projected from light-emitting surface when the light-emitting surface
Area.
In above-mentioned headlight for automobile, high beam light-emitting component and dipped headlight with light-emitting component along the longitudinal direction side by side
Configuration, the light that is projected as a result, from high beam with light-emitting component and is reflected from dipped headlight with the light that light-emitting component projects by reflector
Vertically different direction.The light distribution patterns of dipped headlight and the light distribution patterns of high beam are formed as a result,.However, such as
It is above-mentioned like that, the size in the region that the light that is projected from high beam with light-emitting component irradiates and projected from dipped headlight light-emitting component
In the identical situation of size in the region of light irradiation, it may be difficult to which the light distribution patterns of the light distribution patterns and dipped headlight that make high beam become
Desired shape.Therefore, in above-mentioned headlight for automobile, due to high beam light-emitting component light-emitting surface the gross area and
The gross area of the light-emitting surface of dipped headlight light-emitting component is different from each other, therefore the area for the light irradiation projected from high beam with light-emitting component
The size in the region that the size in domain and the light projected from dipped headlight with light-emitting component irradiate is different from each other.It is reflected as a result, with one
Device is also capable of forming the desired light distribution patterns of dipped headlight and the light distribution patterns of high beam.
Additionally, it is preferred that the number of above-mentioned high beam light-emitting component and the number of above-mentioned dipped headlight light-emitting component are each other not
Together.
The number of high beam light-emitting component and the number of dipped headlight light-emitting component are different from each other, to be easy as above-mentioned
Like that make high beam light-emitting component light-emitting surface the gross area and dipped headlight light-emitting component light-emitting surface the gross area that
This is different.
Additionally, it is preferred that the number of above-mentioned high beam light-emitting component is identical with the number of above-mentioned dipped headlight light-emitting component,
The face of the light-emitting surface of the area of the light-emitting surface of one above-mentioned high beam light-emitting component and an above-mentioned dipped headlight light-emitting component
Product is different from each other.
The face of the light-emitting surface of the area of the light-emitting surface of one high beam light-emitting component and a dipped headlight light-emitting component
Product is different from each other, to be easy to make the gross area of the light-emitting surface of high beam light-emitting component and dipped headlight hair as described above
The gross area of the light-emitting surface of optical element is different from each other.
Additionally, it is preferred that the shape of the light-emitting surface of above-mentioned dipped headlight light-emitting component and above-mentioned high beam light-emitting component go out
One of shape of smooth surface is laterally longer than another one.
The shape of the light-emitting surface of dipped headlight light-emitting component refers to having the case where multiple dipped headlight light-emitting components
Under, by the shape of the light-emitting surface of this multiple dipped headlight light-emitting component altogether, that is, surround multiple dipped headlight light-emitting components
The shape of light-emitting surface.In addition, the shape of the light-emitting surface of high beam light-emitting component refers to, having multiple high beams member that shines
In the case where part, by the shape of the light-emitting surface of this multiple high beam light-emitting component altogether, that is, multiple high beam hairs are surrounded
The shape of the light-emitting surface of optical element.
It is projected in the shape in the region for the light irradiation projected from high beam with light-emitting component and from dipped headlight with light-emitting component
Light irradiation region the identical situation of shape under, when high beam is lighted hot-zone be easy from desired position deviate.It is logical
It crosses so that the shape of the light-emitting surface of dipped headlight light-emitting component is laterally longer than the shape of the light-emitting surface of high beam light-emitting component,
Can make from dipped headlight light-emitting component project light irradiate region extend into desired shape in the lateral direction, and make from
High beam irradiates relatively narrow range with the light that light-emitting component projects.Therefore, it is easy the light for making to project from high beam light-emitting component
Hot-zone irradiation is aimed at when high beam is lighted.It is also easier to form the light distribution of desired dipped headlight with a reflector as a result,
The light distribution patterns of pattern and high beam.
In addition, the light-emitting surface of the shape of the light-emitting surface by making high beam light-emitting component than dipped headlight light-emitting component
Shape is laterally long, and the amount of the light projected from high beam light-emitting component can be made than the amount for the light that dipped headlight light-emitting component projects
More.By restraining the light projected from high beam light-emitting component towards desired position with reflective mirror like this, remote
Hot-zone can be formed on desired position when light lamp is lighted.Hot-zone when high beam is lighted preferably is formed on dipped headlight
Near the "cut-off"line of light distribution patterns.By making the shape of the light-emitting surface of high beam light-emitting component laterally long, can inhibit
The light projected from high beam with light-emitting component is excessively vertically spread, and hot-zone is easily formed the light distribution patterns in dipped headlight
"cut-off"line near.
Additionally, it is preferred that the shape of the light-emitting surface of above-mentioned high beam light-emitting component and above-mentioned dipped headlight light-emitting component go out
One of shape of smooth surface is longer in the longitudinal direction than another one.
By keeping the shape of the light-emitting surface of light-emitting component longer in front-rear direction, it is easy by the light that reflector reflects upper and lower
It widely spreads in direction.By making the shape of the light-emitting surface of high beam light-emitting component go out light than dipped headlight light-emitting component
The shape in face is grown in the longitudinal direction, is easy to make the light distribution patterns of high beam to extend in above-below direction.High beam is easy to shine as a result,
It is incident upon at a distance.
In addition, light-emitting surface of the shape of the light-emitting surface by making dipped headlight light-emitting component than high beam light-emitting component
Shape it is longer in the longitudinal direction, be easy to make the light distribution patterns of dipped headlight to extend in above-below direction.For example it is being used for as a result,
In the case where the high vehicle of vehicle body as lorry, dipped headlight be easy to be irradiated to from away from the close position of vehicle afield.
Additionally, it is preferred that having multiple above-mentioned lamp units, and in an above-mentioned lamp unit, above-mentioned dipped headlight, which is used, to shine
The shape of the light-emitting surface of element is laterally longer than the shape of the light-emitting surface of above-mentioned high beam light-emitting component, in other above-mentioned lamps and lanterns
In unit, the shape of the shape of the light-emitting surface of above-mentioned high beam light-emitting component than the light-emitting surface of above-mentioned dipped headlight light-emitting component
It is laterally longer.
Sometimes it only is difficult to form the light distribution patterns and high beam of bright dipped headlight with the light from a lamp unit
Light distribution patterns.By having multiple lamp units, the light distribution patterns of dipped headlight can be formed with the light from a lamp unit
And the light distribution patterns of high beam, and with the light distribution patterns of the light reinforcement dipped headlight from other lamp units and the light distribution of high beam
Pattern.
[utility model effect]
As described so, according to the utility model, can provide it is a kind of be also capable of forming with a reflector it is desired close
The headlight for automobile of the light distribution patterns of the light distribution patterns and high beam of light lamp.
Detailed description of the invention
Fig. 1 is the signal main view for indicating the vehicle for the headlight for automobile for having in the 1st embodiment of the utility model
Figure.
Fig. 2 is the sectional view of the II-II line along Fig. 1.
Fig. 3 is the sectional view of the III-III line along Fig. 1.
(A) of Fig. 4 indicates that the light distribution patterns of dipped headlight, (B) of Fig. 4 indicate the light distribution patterns of high beam, (C) table of Fig. 4
Show the light distribution patterns illuminated in the daytime.
Fig. 5 is the schematic diagram for indicating the horizontal direction section of the lamps and lanterns of the 2nd embodiment of the utility model.
Fig. 6 is the schematic diagram for indicating the horizontal direction section of the lamps and lanterns of the 3rd embodiment of the utility model.
Fig. 7 is the schematic diagram for indicating the vertical direction section of the lamps and lanterns of the 4th embodiment of the utility model.
Fig. 8 is the schematic diagram for indicating the vertical direction section of the lamps and lanterns of the 5th embodiment of the utility model.
Fig. 9 is the schematic diagram of the horizontal direction section of the lamps and lanterns in the variation for indicate the utility model.
Specific embodiment
Hereinafter, the mode of the headlight for automobile for implementing the utility model is illustrated together with attached drawing.It lifts below
The embodiment of example explanation is for the ease of understanding the utility model, rather than for being defined explanation to the utility model.
The utility model can be modified and be improved based on the following embodiments and the accompanying drawings in the case where not departing from purport.
(the 1st embodiment)
Fig. 1 is the schematic front view of the vehicle of the headlight for automobile for the 1st embodiment that explanation has the utility model.
As shown in Figure 1, left and right directions of the vehicle 100 in front has a headlight for automobile 1 respectively.A pair that vehicle 100 has
Headlight for automobile 1 is formed the symmetrical shape of left and right directions.In the headlight for automobile 1 of present embodiment, multiple lamps and lanterns
1a, 1b, 1c are mutually arranged horizontally-arrangedly, and lamps and lanterns 1a is configured in the outermost of vehicle 100, lamps and lanterns 1c is configured in vehicle 100
Bosom side, lamps and lanterns 1b is configured between lamps and lanterns 1a and lamps and lanterns 1c.Each lamps and lanterns 1a, 1b, 1c can use mutually the same
It constitutes, composition different from each other can also be used.
Fig. 2 is from the sectional view for the horizontal direction of the line II-II along Fig. 1 seen upwardly, and Fig. 3 is the line III- along Fig. 1
The sectional view of the vertical direction of III.I.e., it is a left side of lamps and lanterns 1a that Fig. 2, which is the sectional view of the horizontal direction on the top of lamps and lanterns 1a, Fig. 3,
The sectional view of the vertical direction of the approximate centre of right direction.As shown in Figure 2 and Figure 3, a part as headlight for automobile 1
Lamps and lanterns 1a, have shell 10 and the lamp unit LU that is incorporated in the shell 10.
10 > of < shell
Shell 10 has lamp housing 11, front shroud 12 and back cover 13 and is used as main composition.The front openings of lamp housing 11, front shroud
12 are fixed on lamp housing 11 in a manner of closing the opening.In addition, forming the opening smaller than front, back cover at the rear of lamp housing 11
13 are fixed on lamp housing 11 in a manner of closing the opening.
By lamp housing 11, the opening in the front for sealing the lamp housing 11 front shroud 12, seal the lamp housing 11 rear opening
The space that back cover 13 is formed is lamp house LR, and lamp unit LU is incorporated in this lamp house LR.
< lamp unit LU >
Lamp unit LU has bearing part 30,20, two dipped headlight light-emitting components 41 of reflector and a distance light
Lamp uses light-emitting component 42 as main composition.
Bearing part 30 is metal component, has top plate 31, back plate 32, engaging portion 33.Top plate 31 is approximate horizontal
The sheet metal parts of extension, back plate 32 are the sheet metal parts substantially to extend to vertical.The rear end of top plate 31 and back plate 32
Upper end interconnect.In addition, engaging portion 33 is connected near the upper end of back plate 32.Engaging portion 33 is prolonged towards the rear from back plate 32
It stretches, the screw hole being open rearward is formed in engaging portion 33.Screw 35 is screwed into this screw hole from the outside of lamp housing 11, card
Determine portion 33 and is fixed on lamp housing 11.In addition, the lower side in back plate 32 is also formed with screw hole, outside spiral shell of the screw 34 from lamp housing 11
Enter in this screw hole, back plate 32 is fixed on lamp housing 11.So, back plate 32 is fixed on lamp with the state of substantially vertical
In the LR of room, the top plate 31 connecting with back plate 32 is also fixed in lamp house LR.In addition, by adjusting these screws 34,35, it can be with
The angle of micro-adjustment back plate 32, also can micro-adjustment top plate 31 therewith angle.
Reflector 20 is fixed on the lower surface of top plate 31.Reflector 20 has reflector body portion 24 and coating portion
23.Reflector body portion 24 is formed from a resin.Coating portion 23 is on the surface of the front side in reflector body portion 24, by aluminium etc.
The film that metal or metal oxide are constituted.The surface in this coating portion 23 is by the reflecting surface 23r as light.Reflecting surface 23r
Concave shape by being formed by opening direction for the free form surface based on the parabola of front side in this way.More specifically,
The shape in the section of the vertical direction of reflecting surface 23r is the shape below vertex when keeping substantially parabolical central axis horizontal
Shape, the shape in the section of the horizontal direction of reflecting surface 23r are the shapes comprising substantially parabolical vertex.However, reflecting surface 23r
Vertical direction the parabola in section and the parabola in section of horizontal direction be also possible to mutually different parabola.Separately
Outside, the shape of the reflecting surface 23r in the section of horizontal direction is also possible to not based on parabola, is also possible to for example ellipse
Shape or other concave shapes based on round a part.
In addition, being configured with dipped headlight light-emitting component 41 and high beam light-emitting component 42 in the lower surface of top plate 31.Closely
Light lamp projects the light at least as a part of dipped headlight with light-emitting component 41, and the injection of high beam light-emitting component 42 at least becomes
The light of a part of high beam.In the present embodiment, there are two dipped headlight light-emitting components 41 and a high beam to use for configuration
Light-emitting component 42.In the case where in terms of the front of headlight for automobile 1, two dipped headlight light-emitting components 41 are matched horizontally-arrangedly
It sets, high beam light-emitting component 42 is configured between two dipped headlight light-emitting components 41.That is, two dipped headlights member that shines
Part 41 and high beam light-emitting component 42 in the case where the lower surface of planar observation top plate 31, are configured in and triangle
Each vertex be overlapped position.In addition, shape and high beam of two dipped headlights with the respective light-emitting surface 41f of light-emitting component 41
Shape with the light-emitting surface 42f of light-emitting component 42 is roughly the same.The light-emitting surface 41f of two dipped headlight light-emitting components 41 as a result,
The gross area it is bigger than the gross area of the light-emitting surface 42f of high beam light-emitting component 42.In addition, as described above, two dipped headlights
With light-emitting component 41 by horizontally-arranged configuration, the shape of the light-emitting surface 41f synthesis of two dipped headlight light-emitting components 41 is compared into high beam
Shape with the light-emitting surface 42f of light-emitting component 42 is laterally long.These dipped headlights are configured in reflecting surface with light-emitting component 41 respectively
The parabolical near focal point in basis of the cross sectional shape of the vertical direction of 23r, high beam light-emitting component 42 are configured in than close
Light lamp with light-emitting component 41 on the front.
LED (Light is for example respectively adopted with light-emitting component 42 in dipped headlight light-emitting component 41 and high beam
Emitting Diode: light emitting diode).Dipped headlight light-emitting component 41 and high beam light-emitting component 42 are connected not
The circuit substrate shown can project light and the power supply from the circuit substrate.Dipped headlight light-emitting component 41 and distance light
Lamp light-emitting component 42 can be connected to different circuit substrates, also can connect in a circuit substrate.However, passing through
So that dipped headlight light-emitting component 41 and high beam light-emitting component 42 are connected to a circuit substrate, it is able to suppress component
Number becomes more, and is easy to determine the relative position of each light-emitting component.
The movement and function and effect of the headlight for automobile 1 of present embodiment will be illustrated next.(A) of Fig. 4 indicates close
The light distribution patterns of light lamp, (B) of Fig. 4 indicate that the light distribution patterns of high beam, (C) of Fig. 4 indicate the light distribution patterns illuminated in the daytime.
> when < dipped headlight is lighted
In present embodiment, two dipped headlights are irradiated by the light from dipped headlight light-emitting component 41.
As shown in Figure 2 and Figure 3, the light L41's projected from two dipped headlights with light-emitting component 41 is most of in reflecting surface 23r
It is reflected.In light L41, the light projected from the region of the forefront side in the exit portion of dipped headlight light-emitting component 41 is formed
The "cut-off"line of dipped beam shown in (A) of Fig. 4.In addition, dipped headlight light-emitting component 41 is configured in reflection as described above
The parabolical near focal point in basis of the cross sectional shape of the vertical direction of face 23r, from the dipped headlight exit portion of light-emitting component 41
In same area project light, though reflecting surface 23r which part reflect, after reflection all become it is generally parallel to each other
Light.
> when < high beam is lighted
In the present embodiment, high beam in addition to by the light L41 from two dipped headlight light-emitting components 41, also by coming from
The light of high beam light-emitting component 42 irradiates.As shown in Figure 2 and Figure 3, the light L42 projected from high beam with light-emitting component 42 is most
It is reflected by reflecting surface 23r.High beam light-emitting component 42 is configured than dipped headlight light-emitting component 41 on the front as described above,
It is irradiated against the top by least part of the light L42 after reflecting surface 23r reflection to the "cut-off"line than above-mentioned dipped headlight.Pass through
Like this when high beam is lighted, dipped headlight is made also to be shone with light-emitting component 41, is capable of forming wider light distribution in above-below direction
Pattern.That is, being capable of forming the light distribution patterns of the wide range from the nearby side of vehicle 100 to distant place from the point of view of driver.
> when illumination is lighted between < days
By a part among lamps and lanterns 1a~1c as illuminating lamps and lanterns in the daytime, in irradiation illuminating light in the daytime
In the case of, form the light distribution patterns illuminated in the daytime shown in (C) of Fig. 4.
As described above in this way, the headlight for automobile 1 of present embodiment has lamp unit LU, two are included
Dipped headlight light-emitting component 41 and a high beam light-emitting component 42；One reflector 20, reflection are used from high beam and are shone
The light that element 42 and dipped headlight are projected with light-emitting component 41.In addition, high beam is with light-emitting component 42 and dipped headlight light-emitting component
41 are arranged side-by-side along the longitudinal direction, the light that is projected from high beam with light-emitting component 42 and are projected from dipped headlight light-emitting component 41
Light by reflector 20, vertically different direction is reflected.As a result, as described above formed dipped headlight light distribution patterns and
The light distribution patterns of high beam.
However, shining in the size in the region that the light projected from high beam light-emitting component 42 is irradiated and from dipped headlight use
In the identical situation of area size that the light that element 41 projects is irradiated, if it is desired to by the light distribution patterns and dipped headlight of high beam
One of light distribution patterns be formed as desired shape, then be difficult to forming another one into desired shape.This embodiment party
In the headlight for automobile 1 of formula, as described above, the gross area of the light-emitting surface 42f of high beam light-emitting component 42 and dipped headlight are used
The gross area of the light-emitting surface 41f of light-emitting component 41 is different from each other.Therefore, it is irradiated from the light that high beam light-emitting component 42 projects
Region size and the size in region irradiated from the light that dipped headlight light-emitting component 41 projects it is different from each other.It uses as a result,
One reflector 20 can also form the desired light distribution patterns of dipped headlight and the light distribution patterns of high beam.
In addition, the number and dipped headlight of high beam light-emitting component 42 are sent out in the headlight for automobile 1 of present embodiment
The number of optical element 41 is different from each other.It is easy the total of the light-emitting surface 42f as described above for making high beam light-emitting component 42 as a result,
The gross area of the light-emitting surface 41f of area and dipped headlight light-emitting component 41 is different from each other.
In addition, shining in the shape in the region that the light projected from high beam light-emitting component 42 is irradiated and from dipped headlight use
In the identical situation of shape in the region that the light that element 41 projects is irradiated, when high beam is lighted, hot-zone (hot zone) is easy
From desired positional shift.In the headlight for automobile 1 of present embodiment, dipped headlight as described above light-emitting component 41
The shape of light-emitting surface 41f is laterally longer than the shape of the light-emitting surface 42f of high beam light-emitting component 42, thereby, it is possible to make from
The region that the light that dipped headlight light-emitting component 41 projects is irradiated extends in left and right directions and becomes desired shape, and makes
Relatively narrow range is irradiated from high beam with the light that light-emitting component 42 projects.Therefore, it is easy to make to penetrate from high beam light-emitting component 42
Light out aims at hot-zone when high beam is lighted and is irradiated.It can be also readily formed with a reflector 20 as a result, desired
Dipped headlight light distribution patterns and high beam light distribution patterns.
(the 2nd embodiment)
Next, the 2nd embodiment of the utility model is described in detail referring to Fig. 5.In addition, about with the 1st embodiment
Identical or same constituent element, situation, otherwise marks same appended drawing reference and omits duplicate theory unless otherwise specifically stated
It is bright.
Fig. 5 is the schematic diagram of the section of the horizontal direction of the lamps and lanterns in the 2nd embodiment of the utility model.Fig. 5 and Fig. 2
Again it is the sectional view of the horizontal direction on the top of the lamps and lanterns 1a of present embodiment.
The lamps and lanterns 1a of present embodiment respectively includes a high beam light-emitting component 42 and the dipped headlight member that shines
Part 41 and the 1st above-mentioned embodiment the difference is that, the face of the light-emitting surface 42f of high beam light-emitting component 42
Product is different with the area of light-emitting surface 41f of dipped headlight light-emitting component 41.One dipped headlight of present embodiment, which is used, to shine
The light-emitting surface 41f of element 41 is formed laterally longer than the light-emitting surface 42f of a high beam light-emitting component 42.
It uses and shines by the area and a dipped headlight that make the light-emitting surface 42f of a high beam light-emitting component 42 like this
The area of the light-emitting surface 41f of element 41 is different from each other, be easy to make the light-emitting surface 42f of high beam light-emitting component 42 the gross area and
The gross area of the light-emitting surface 41f of dipped headlight light-emitting component 41 is different from each other.It is same as the first embodiment described above as a result, with one
A reflector 20 can also form the desired light distribution patterns of dipped headlight and the light distribution patterns of high beam.
(the 3rd embodiment)
Next, the 3rd embodiment of the utility model is described in detail referring to Fig. 6.In addition, about with the 1st embodiment
Identical or same constituent element, unless specifically indicated the case where, otherwise mark same appended drawing reference and the repetitive description thereof will be omitted.
Fig. 6 is the schematic diagram of the horizontal direction section of the lamps and lanterns in the 3rd embodiment of the utility model.Fig. 6 is same with Fig. 2
Sample is the sectional view of the horizontal direction on the top of the lamps and lanterns 1a of present embodiment.
The number of the high beam of the lamps and lanterns 1a of present embodiment light-emitting component 42 and of dipped headlight light-emitting component 41
Number is different from the first embodiment described above.The lamps and lanterns 1a of present embodiment includes that two high beam light-emitting components 42 and one are close
Light lamp light-emitting component 41.In the case where from the front of headlight for automobile 1, two high beams are horizontal with light-emitting component 42
Row arrangement, dipped headlight light-emitting component 41 are configured between two high beam light-emitting components 42.Therefore, high beam, which is used, shines
The shape of the light-emitting surface 42f of element 42 is laterally longer than the shape of the light-emitting surface 41f of dipped headlight light-emitting component 41.
By making the shape of the light-emitting surface 42f of high beam light-emitting component 42 go out light than dipped headlight light-emitting component 41
The shape of face 41f is laterally long, and the amount of the light projected from high beam light-emitting component 42 can be than penetrating from dipped headlight light-emitting component 41
The amount of light out is more.In this way, by making the light projected from high beam light-emitting component 42 towards desired position with reflector 20
Convergence is set, hot-zone can be formed in desired position when high beam is lighted.It is preferred that hot-zone when high beam is lighted is formed on
Near the "cut-off"line of the light distribution patterns of dipped headlight.By keeping the shape of the light-emitting surface 42f of high beam light-emitting component 42 horizontal
To longer, the light projected from high beam with light-emitting component 42 can be inhibited excessively to spread in the up-down direction, hot-zone is easily formed
Near the "cut-off"line of the light distribution patterns of dipped headlight.
(the 4th embodiment)
Next, the 4th embodiment of the utility model is described in detail referring to Fig. 7.In addition, about with the 1st embodiment
Identical or same constituent element, unless specifically indicated the case where, otherwise mark same appended drawing reference and the repetitive description thereof will be omitted.
Fig. 7 is the schematic diagram of the section of the vertical direction of the lamps and lanterns in the 4th embodiment of the utility model.Fig. 7 and Fig. 3
Again it is the sectional view of the vertical direction of the left and right directions approximate centre of the lamps and lanterns 1a of present embodiment.
The lamps and lanterns 1a of present embodiment, with the first embodiment described above the difference is that, two high beam light-emitting components
42 and a dipped headlight be arranged side-by-side respectively in front-rear direction with light-emitting component 41.In the lamps and lanterns 1a of present embodiment, pass through
It is arranged side-by-side two high beams along the longitudinal direction with light-emitting component 42 as described above, by two high beam light-emitting components 42
Light-emitting surface 42f shape of the shape in the longitudinal direction than the light-emitting surface 41f of dipped headlight light-emitting component 41 altogether it is long.
By lengthening the shape of the light-emitting surface of light-emitting component in the longitudinal direction, the light after being reflected by reflector is in upper and lower
It is easy broadly to spread upwards.By make high beam light-emitting component 42 light-emitting surface 42f shape in the longitudinal direction than close
The shape of the light-emitting surface 41f of light lamp light-emitting component 41 is long, is easy to make the light distribution patterns of high beam to extend in above-below direction.By
This, high beam is easy to be irradiated to a distant place.
(the 5th embodiment)
Next, the 5th embodiment of the utility model is described in detail referring to Fig. 8.About identical as the 1st embodiment or
The same constituent element of person, situation, otherwise marks same appended drawing reference and the repetitive description thereof will be omitted unless otherwise specifically stated.
Fig. 8 is the schematic diagram of the vertical direction section of the lamps and lanterns in the 5th embodiment of the utility model.Fig. 8 is same with Fig. 3
Sample is the sectional view of the vertical direction of the left and right directions approximate centre of the lamps and lanterns 1a of present embodiment.
The lamps and lanterns 1a of present embodiment and the first embodiment described above the difference lies in that two dipped headlight light-emitting components
41 and a high beam be arranged side-by-side along the longitudinal direction respectively with light-emitting component 42.In the lamps and lanterns 1a of present embodiment, pass through
It is arranged side-by-side two dipped headlights along the longitudinal direction with light-emitting component 41 as described above, by two dipped headlight light-emitting components 41
Light-emitting surface 41f shape of the shape in the longitudinal direction than the light-emitting surface 42f of high beam light-emitting component 42 altogether it is long.
It is shone by using the shape of the light-emitting surface 41f of dipped headlight light-emitting component 41 than high beam in the longitudinal direction
The shape of the light-emitting surface 42f of element 42 is long, is easy to make the light distribution patterns of dipped headlight to extend in above-below direction.As a result, for example with
In the case where the high vehicle of the vehicle body as lorry, it is easy afield to irradiate dipped headlight from the position close to vehicle.
It above with respect to the utility model, is illustrated by taking above embodiment as an example, but the utility model is not limited to
Above embodiment.
For example, the number and shape of high beam light-emitting component 42, the number and shape of dipped headlight light-emitting component 41 are all
It is not specifically limited, as long as the gross area of the light-emitting surface 42f of high beam light-emitting component 42 and dipped headlight light-emitting component 41
The gross area of light-emitting surface 41f is different from each other.
In addition, two dipped headlight light-emitting components 41 have been illustrated in left-right direction simultaneously in the first embodiment described above
The example of row arrangement, but the utility model is not limited to the embodiment.Fig. 9 is that the utility model is indicated in the same manner as Fig. 2
The schematic diagram of the horizontal direction section of lamps and lanterns in variation.As shown in figure 9, two dipped headlight light-emitting components 41 can be along a left side
Right direction is arranged side by side, and configures the position being staggered in the longitudinal direction.In addition, including more as above-mentioned 3rd embodiment
, can also be same as this variation in the case that a high beam is with light-emitting component 42, two high beams are with light-emitting component 42 along a left side
Right direction is arranged side by side, and configures the position being staggered in the longitudinal direction.
In addition, the number of lamps and lanterns is not specifically limited in above embodiment.In the case where having multiple lamps and lanterns, respectively
The position of lamps and lanterns is not specifically limited.Thus, for example in the above-described embodiment, lamps and lanterns 1a can be configured in vehicle 100
Outermost, lamps and lanterns 1a can also be configured in the bosom side of vehicle 100.
In addition, in the case where having multiple lamp units, preferably in a lamp unit, dipped headlight light-emitting component
The shape of 41 light-emitting surface 41f is laterally longer than the shape of the light-emitting surface 42f of high beam light-emitting component 42, in other lamps and lanterns lists
In member, the shape of the shape of the light-emitting surface 42f of high beam light-emitting component 42 than the light-emitting surface 41f of dipped headlight light-emitting component 41
It is laterally longer.That is, the use it is preferred that the lamps and lanterns 1a of the first embodiment described above and the lamps and lanterns 1a of above-mentioned 3rd embodiment are combined.Only
It is difficult to form the light distribution patterns of bright dipped headlight and the light distribution patterns of high beam with the light from a lamp unit.Pass through
Have multiple lamp units, the light distribution patterns of dipped headlight and matching for high beam can be formed with the light from a lamp unit
Light pattern, and with the light distribution patterns of the light reinforcement dipped headlight from other lamp units and the light distribution patterns of high beam.
In addition, in the above-described embodiment, have been illustrated reflector 20 be configured in dipped headlight light-emitting component 41 with
And the high beam embodiment of the lower section of light-emitting component 42, but reflector 20 can also be arranged on dipped headlight light-emitting component
41 and high beam light-emitting component 42 top.In this case, dipped headlight light-emitting component 41 and the high beam member that shines
The positional relationship in the front-back direction of part 42 is opposite with above embodiment.
[Industrial Availability]
As described above, it by the utility model, is capable of providing a kind of can also be formed with a reflector and wishes
The headlight for automobile of the light distribution patterns of the light distribution patterns and high beam of the dipped headlight of prestige.The headlight for automobile can be in automobile
Deng the field of headlight for automobile etc. in use.
[label declaration]
1 headlight for automobile
1a, 1b, 1c lamps and lanterns
10 shells
20 reflectors
41 dipped headlight light-emitting components
41f light-emitting surface
42 high beam light-emitting components
42f light-emitting surface
LU lamp unit
Claims (6)
1. a kind of headlight for automobile characterized by comprising
Lamp unit has at least one high beam light-emitting component, at least one dipped headlight light-emitting component, a reflection
The reflector of the light projected from above-mentioned high beam light-emitting component and above-mentioned dipped headlight with light-emitting component,
Above-mentioned high beam light-emitting component and above-mentioned dipped headlight are arranged side-by-side along the longitudinal direction with light-emitting component,
Total face of the light-emitting surface of the gross area of the light-emitting surface of above-mentioned high beam light-emitting component and above-mentioned dipped headlight light-emitting component
Product is different from each other.
2. headlight for automobile as described in claim 1, which is characterized in that
The number of above-mentioned high beam light-emitting component and the number of above-mentioned dipped headlight light-emitting component are different from each other.
3. headlight for automobile as described in claim 1, which is characterized in that
The number of above-mentioned high beam light-emitting component is identical with the number of above-mentioned dipped headlight light-emitting component,
The light-emitting surface of the area of the light-emitting surface of one above-mentioned high beam light-emitting component and an above-mentioned dipped headlight light-emitting component
Area it is different from each other.
4. headlight for automobile as described in claim 1, which is characterized in that
The shape of the light-emitting surface of the shape of the light-emitting surface of above-mentioned dipped headlight light-emitting component and above-mentioned high beam light-emitting component it
One of it is laterally longer than another one.
5. headlight for automobile as described in claim 1, which is characterized in that
The shape of the light-emitting surface of the shape of the light-emitting surface of above-mentioned high beam light-emitting component and above-mentioned dipped headlight light-emitting component it
One of it is longer than another one front-rear direction.
6. headlight for automobile as described in claim 1, which is characterized in that
Have multiple above-mentioned lamp units,
In an above-mentioned lamp unit, the shape of the light-emitting surface of above-mentioned dipped headlight light-emitting component is used than above-mentioned high beam to shine
The shape of the light-emitting surface of element is laterally long,
In other above-mentioned lamp units, the shape of the light-emitting surface of above-mentioned high beam light-emitting component is used than above-mentioned dipped headlight to shine
The shape of the light-emitting surface of element is laterally long.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-196179 | 2017-10-06 | ||
| JP2017196179 | 2017-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208735539U true CN208735539U (en) | 2019-04-12 |
Family
ID=66035355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821569849.0U Active CN208735539U (en) | 2017-10-06 | 2018-09-26 | Headlight for automobile |
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| Country | Link |
|---|---|
| CN (1) | CN208735539U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630974A (en) * | 2017-10-06 | 2019-04-16 | 株式会社小糸制作所 | Headlight for automobile |
| CN110645539A (en) * | 2018-06-27 | 2020-01-03 | 株式会社小糸制作所 | Vehicle headlamp |
| CN112204302A (en) * | 2018-03-28 | 2021-01-08 | 市光工业株式会社 | Vehicle lamp |
-
2018
- 2018-09-26 CN CN201821569849.0U patent/CN208735539U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109630974A (en) * | 2017-10-06 | 2019-04-16 | 株式会社小糸制作所 | Headlight for automobile |
| CN112204302A (en) * | 2018-03-28 | 2021-01-08 | 市光工业株式会社 | Vehicle lamp |
| CN112204302B (en) * | 2018-03-28 | 2023-03-31 | 市光工业株式会社 | Vehicle lamp |
| CN110645539A (en) * | 2018-06-27 | 2020-01-03 | 株式会社小糸制作所 | Vehicle headlamp |
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