CN208237775U - Front headlight of motor vehicle and motor vehicle - Google Patents
Front headlight of motor vehicle and motor vehicle Download PDFInfo
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- CN208237775U CN208237775U CN201820856255.1U CN201820856255U CN208237775U CN 208237775 U CN208237775 U CN 208237775U CN 201820856255 U CN201820856255 U CN 201820856255U CN 208237775 U CN208237775 U CN 208237775U
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Abstract
The utility model provides a kind of front headlight of motor vehicle and motor vehicle, is related to lighting technical field, which includes: convex lens, dipped beam part and distance light part；Far-light portion point includes high-beam light source, ellipsoid reflecting surface and plane reflecting surface, and the same side of ellipsoid reflecting surface is arranged in high-beam light source and convex lens；The first focal point of ellipsoid reflecting surface is arranged in high-beam light source；Plane reflection face is configured on the second focus imaging to the focus of convex lens by ellipsoid reflecting surface.In front headlight of motor vehicle and motor vehicle provided by the utility model, the light beam that high-beam light source issues is after ellipsoid reflective surface, it is converged to the second focus of ellipsoid reflecting surface, however midway is due to the effect in plane reflection face, actually converge to the focus of convex lens, so that high-beam light source is equivalent on the axis of convex lens, the influence this avoid heat sink thickness to light efficiency improves the light efficiency of front headlight of motor vehicle.
Description
Technical field
The utility model relates to lighting technical fields, more particularly, to a kind of front headlight of motor vehicle and motor vehicle.
Background technique
Headlight includes dipped headlight and high beam, is loaded on motor vehicle vehicle both sides of the head, the illumination for driving at night road.
Since the illuminating effect of headlight directly affects the operation and traffic safety of driving at night, traffic management department of various countries
Its lighting criteria is defined with law line.
The structure of the headlight of distance-light integral type is as shown in Figure 1, distinguishing up and down in a module radiator 7 in the prior art
Arrangement low beam light source 3 and high-beam light source 9 and reflecting mirror 4 and reflecting mirror 8, the focal point of lens 1 are disposed with barn door 2.Barn door
2, low beam light source 3 and reflecting mirror 4 constitute the dipped beam part of headlight, and the light that barn door 2 projects a part of low beam light source 3 hides
It covers, by not forming dipped beam by the dipped beam light 6 that barn door 2 blocks.High-beam light source 9 and reflecting mirror 8 constitute the far-light portion of headlight
Point, high-beam light source 9 issue distance light light 5 from the lower section of barn door 2 inject lens 1, and with the dipped beam light from low beam light source 3
Line 6 is formed together distance light.
The radiator 7 of above-mentioned headlight is all disposed with light source up and down, therefore radiates and need certain thickness, but optics
Design wishes that light source is arranged on lens axis as far as possible so that light efficiency is best, and the two contradiction can only take setting for relative equilibrium
Meter.Therefore existing headlight cannot achieve the best light efficiency in optical design.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of front headlight of motor vehicle and motor vehicle, it is motor-driven to improve
The light efficiency of headlight.
In a first aspect, the utility model embodiment provides a kind of front headlight of motor vehicle, comprising: convex lens, dipped beam part
With distance light part；The dipped beam part and the far-light portion, which set up separately, to be set in the same side of the convex lens, and is located in institute
State top, the lower section of convex lens optical axis；
The far-light portion point includes high-beam light source, ellipsoid reflecting surface and plane reflecting surface, the high-beam light source and described convex
The same side of the ellipsoid reflecting surface is arranged in lens；The first focus of the ellipsoid reflecting surface is arranged in the high-beam light source
Place；The plane reflection face is connect with the ellipsoid reflecting surface, and the plane reflection face is configured to the ellipsoid reflecting surface
The second focus imaging to the focus of the convex lens on；
The driving beam that the high-beam light source issues first through on the ellipsoid reflective surface to the plane reflection face, then
The focus that the convex lens is converged to through plane reflection face reflection, most collimates to form collimated light beam through the convex lens afterwards,
With with from the dipped beam part via the convex lens shape at dipped beam be formed together distance light.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect,
In, the distance light part further includes the first radiator, and the high-beam light source is arranged on first radiator；Described first dissipates
Hot device is for radiating to the high-beam light source.
With reference to first aspect, the utility model embodiment provides second of possible embodiment of first aspect,
In, the high-beam light source includes one of halogen lamp, discharge lamp, light emitting diode and laser light source or a variety of.
With reference to first aspect, the utility model embodiment provides the third possible embodiment of first aspect,
In, the dipped beam part successively includes: low beam light source, collective optics and transparent reflector on the direction of propagation along light；Institute
It states transparent reflector and the same side of the collective optics is arranged in the convex lens；
The lower surface of the transparent reflector is fully reflecting surface, and the shape of the lower surface and the light and shade of dipped beam light type are ended
The shape of line is consistent；The focus of the convex lens is located at the first side nearest away from the convex lens of the transparent reflector
On bottom edge；
The passing beam that the low beam light source issues injects the transparent reflector after the collective optics optically focused；It does not penetrate
The convex lens is refracted to through the transparent reflector to the light of the lower surface, described in the light warp of lower surface described in directive
Lower surface is totally reflected to the convex lens, corresponding with the dipped beam light type continuous to be formed on the focal plane of the convex lens
Light type；The continuous light type forms the dipped beam light type through the convex lens.
The third possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Four kinds of possible embodiments, wherein the collective optics include curved reflector or condenser.
The third possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Five kinds of possible embodiments, wherein the close first side and deviation center position of the lower surface are provided with recess knot
Structure, the sunk structure are used to form the concave shape of the "cut-off"line.
The 5th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Six kinds of possible embodiments, wherein it is provided on the sunk structure and subtracts dark structure, it is described to subtract dark structure for described close
Blackening is formed in the correspondence light distribution test point of light light type.
The third possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Seven kinds of possible embodiments, wherein the dipped beam part further includes the second radiator, and low beam light source setting is described the
On second radiator；Second radiator is for radiating to the low beam light source.
The 7th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect
Eight kinds of possible embodiments, wherein the ellipsoid reflecting surface and the plane reflection face are integrated in second radiator
Outer surface on.
Second aspect, the utility model embodiment also provide a kind of motor vehicle, including vehicle ontology and such as above-mentioned first party
Front headlight of motor vehicle described in face or its any possible embodiment；The front headlight of motor vehicle is arranged in the vehicle ontology
Head.
The utility model embodiment bring it is following the utility model has the advantages that
In the utility model embodiment, front headlight of motor vehicle includes: convex lens, dipped beam part and distance light part；Dipped beam portion
Divide to set up separately with far-light portion and set in the same side of convex lens, and is located at top, lower section in convex lens optical axis；Far-light portion subpackage
High-beam light source, ellipsoid reflecting surface and plane reflecting surface are included, the same side of ellipsoid reflecting surface is arranged in high-beam light source and convex lens；Far
The first focal point of ellipsoid reflecting surface is arranged in radiant；Plane reflection face is connect with ellipsoid reflecting surface, and plane reflection face is set
It is set on the second focus imaging to the focus of convex lens by ellipsoid reflecting surface；The driving beam that high-beam light source issues is first through ellipsoid
On reflective surface to plane reflection face, then the focus for converging to convex lens is reflected through plane reflection face, last planoconvex lens are quasi-
Straight at collimated light beam, with from dipped beam part via convex lens shape at dipped beam be formed together distance light.The utility model
In the front headlight of motor vehicle and motor vehicle that embodiment provides, the light beam that high-beam light source issues, can be to after ellipsoid reflective surface
Second focus of ellipsoid reflecting surface converges, however midway can actually converge to the coke of convex lens due to the effect in plane reflection face
Point so that high-beam light source is equivalent on the axis of convex lens, relatively existing headlight structure, the front headlight of motor vehicle it is remote
Radiant is practical not below radiator, avoids influence of the heat sink thickness to light efficiency, therefore improve front headlight of motor vehicle
Light efficiency.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification
In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages are illustrating
Specifically noted structure is achieved and obtained in book and attached drawing.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment is cited below particularly, and
Cooperate appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of headlight in the prior art；
Fig. 2 is a kind of structural schematic diagram of front headlight of motor vehicle provided by the embodiment of the utility model；
Fig. 3 is a kind of structural schematic diagram of the dipped beam optical path of front headlight of motor vehicle provided by the embodiment of the utility model；
Fig. 4 is a kind of structural schematic diagram of front headlight of motor vehicle corresponding with Fig. 3；
Fig. 5 a is a kind of perspective view of transparent reflector provided by the embodiment of the utility model；
Fig. 5 b is a kind of main view of transparent reflector provided by the embodiment of the utility model；
Fig. 5 c is a kind of bottom view of transparent reflector provided by the embodiment of the utility model；
Fig. 5 d is a kind of right view of transparent reflector provided by the embodiment of the utility model；
Fig. 6 is a kind of perspective view of the front headlight of motor vehicle based on Fig. 4 provided by the embodiment of the utility model；
Fig. 7 is a kind of main view of the front headlight of motor vehicle based on Fig. 4 provided by the embodiment of the utility model；
Fig. 8 is the catoptric arrangement figure of distance light part in Fig. 7 provided by the embodiment of the utility model.
Icon:
100- convex lens；201- high-beam light source；202- ellipsoid reflecting surface；203- plane reflection face；The first radiator of 204-；
301- low beam light source；302- curved reflector；303- transparent reflector；The lower surface 3031-；3032- first side；3033- is recessed
Fall into structure；3034- subtracts dark structure；304- radiator.
Specific embodiment
To keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer, below in conjunction with attached drawing to this
The technical solution of utility model is clearly and completely described, it is clear that described embodiment is that the utility model a part is real
Example is applied, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making
Every other embodiment obtained, fall within the protection scope of the utility model under the premise of creative work.
The light efficiency of the thickness effect headlight of radiator, is based on this, the utility model under current existing headlight structure
A kind of front headlight of motor vehicle and motor vehicle that embodiment provides, by completely new distance light partially reflecting mirror arrangement, (ellipsoid is anti-
Penetrate face and plane reflecting surface), can influence to avoid heat sink thickness to light efficiency, improve the light efficiency of front headlight of motor vehicle.
For convenient for understanding the present embodiment, first to big before a kind of motor vehicle disclosed in the utility model embodiment
Lamp describes in detail.
Embodiment one:
Front headlight of motor vehicle provided by the embodiment of the utility model includes: convex lens, dipped beam part and distance light part；Dipped beam
Part and far-light portion, which set up separately, to be set in the same side of convex lens, and is located at top, lower section in convex lens optical axis.Fig. 2 is this
Dipped beam part is not shown in Fig. 2 in a kind of structural schematic diagram for front headlight of motor vehicle that utility model embodiment provides.Such as Fig. 2 institute
Show, far-light portion point includes high-beam light source 201, ellipsoid reflecting surface 202 and plane reflecting surface 203, high-beam light source 201 and convex lens
100 are arranged in the same side (being left side in Fig. 2) of ellipsoid reflecting surface 202；Ellipsoid reflecting surface 202 is arranged in high-beam light source 201
First focal point；Plane reflection face 203 is connect with ellipsoid reflecting surface 202, and plane reflection face 203 is configured to ellipsoid reflecting surface
On 202 the second focus imaging to the focus of convex lens 100.
Specifically, high-beam light source 201 can be single source, be also possible to the lamp group of multiple light sources composition.High-beam light source
201 may include one in halogen lamp, discharge lamp, Light-emitting diode LED (Light Emitting Diode) and laser light source
Kind is a variety of.As shown in Fig. 2, the second focus of ellipsoid reflecting surface 202 and the focus of convex lens 100 are about plane reflection face 203
It is mirrored into relationship, i.e. plane reflection face 203 is located in the second focus of ellipsoid reflecting surface 202 and the focus of convex lens 100 and hangs down
On face.
The working principle that the front headlight of motor vehicle forms distance light is as follows: as shown in Fig. 2, the distance light that high-beam light source 201 issues
Light beam is first reflected on plane reflection face 203 through ellipsoid reflecting surface 202, then converges to convex lens through the reflection of plane reflection face 203
100 focus, last planoconvex lens 100 collimation form collimated light beam, with being formed via convex lens 100 from dipped beam part
Dipped beam be formed together distance light.It is easily obtained parallel rays, in this way to realize the light distribution design of distance light.
In front headlight of motor vehicle provided by the embodiment of the utility model, the light beam that high-beam light source 201 issues is reflected through ellipsoid
Face 202 reflect after, can to the second focus of ellipsoid reflecting surface 202 converge, however midway due to plane reflection face 203 effect,
The focus of convex lens 100 can be actually converged to, so that high-beam light source 201 is equivalent on the axis of convex lens 100, it is relatively existing
Headlight structure, the high-beam light source of the front headlight of motor vehicle is practical not below radiator, avoids heat sink thickness to light
The influence of effect, therefore improve the light efficiency of front headlight of motor vehicle.
In view of high-beam light source 201 can generate heat in luminescence process, in order to improve the heat dissipation effect of front headlight of motor vehicle
Fruit, as shown in Fig. 2, above-mentioned distance light part further includes the first radiator 204, high-beam light source 201 is arranged in the first radiator 204
On.First radiator 204 is for radiating to high-beam light source 201.Specifically, here to the concrete kind of the first radiator 204
Type, structure and shape are with no restrictions.It may include: metal, heat-conducting plastic or stone by material for 204 type of the first radiator
Black alkene etc.；It may include: simple radiator, the radiator with fan or semiconductor cooler etc. by way of realization.For example, can be with
Using aluminium alloy heat radiator, aluminium alloy heat radiator has many advantages, such as that aesthetic in appearance, light-weight, perfect heat-dissipating, energy-saving effect are good.
(ellipsoid reflecting surface 202 and plane are anti-using completely new distance light partially reflecting mirror arrangement for the front headlight of motor vehicle
Penetrate face 203), while considering heat dissipation (the first radiator 204), therefore in a limited space in improve light efficiency and heat dissipation effect
Fruit.In addition, the first radiator 204 is also used as the installing component of convex lens 100.
When using existing anti-dazzle plate structure in view of dipped beam part, the middle for the distance light light type that headlight is formed can be deposited
One with barn door at as corresponding blackening, lead to influence road lighting effect, in the present embodiment, dipped beam part along
It successively include: low beam light source, collective optics and transparent reflector on the direction of propagation of light, transparent reflector and convex lens setting exist
The same side of collective optics.The lower surface of transparent reflector is fully reflecting surface, and the shape of lower surface and the light and shade of dipped beam light type are cut
Only the shape of line is consistent；The focus of convex lens is located on the bottom edge of the first side nearest away from convex lens of transparent reflector.
Specifically, low beam light source can be single source, be also possible to the lamp group of multiple light sources composition.Some possible
In embodiment, light source includes one of halogen lamp, discharge lamp, LED and laser light source or a variety of.Collective optics include that curved surface is anti-
Penetrate mirror or condenser.The main body of transparent reflector use transparent material, such as glass, polycarbonate (Polycarbonate),
Polymetylmethacrylate (polymethyl methacrylate), polystyrene PS (Polystyrene), silica gel or
The lower surface of polyetherimide PEI (Polyetherimide) etc., transparent reflector can apply total reflection layer.
The working principle of above-mentioned dipped beam part is as follows: the passing beam that low beam light source issues is injected after collective optics optically focused
Transparent reflector；The light of non-directive lower surface is refracted to convex lens through transparent reflector, and the light of directive lower surface is through following table
Face is totally reflected to convex lens (originally the light of directive convex lens lower half portion is reflected into convex lens top again), in convex lens
Continuous light type corresponding with dipped beam light type is formed on the focal plane of mirror；The continuous light type planoconvex lens are imaged to form the dipped beam light
Type.The dipped beam part utilizes transparent reflector, by being totally reflected that the light of original directive convex lens lower half portion is again anti-
It is mapped to convex lens top, thus have the function that barn door, and this portion of energy passes through general when total reflection reenters convex lens
Brightness in reinforcement dipped beam light type at "cut-off"line, to eliminate in the distance light light type of front headlight of motor vehicle formation
That blackening caused by barn door, had both improved the utilization rate of energy in this way, and had improved the efficiency of light distribution, and optimized road surface safety
Property.
Fig. 3 is a kind of structural schematic diagram of the dipped beam optical path of front headlight of motor vehicle provided by the embodiment of the utility model, Fig. 4
For a kind of structural schematic diagram of front headlight of motor vehicle corresponding with Fig. 3.As shown in Figure 3 and Figure 4, dipped beam part is located at distance light part
Top, collective optics are used as using curved reflector 302, low beam light source 301 and transparent reflector 303 are arranged in camber reflection
The same side of mirror 302；First side 3032 is the side nearest away from convex lens 100 of transparent reflector 303, concave lens focus position
In on the bottom edge of first side 3032.
It is specifically described referring to the dipped beam optical path of Fig. 3 pairs of front headlight of motor vehicle.As shown in figure 3, from dipped beam light
The dipped beam light that source 301 issues is after the reflection of curved reflector 302, into transparent reflector 303, when light is across transparent reflective
When plate 303 arrives convex lens 100, only reflect, such as light 2；When light enters transparent reflector 303, simultaneously directive is transparent reflective
When the lower surface 3031 of plate 303,100 top of convex lens can be totally reflected to by lower surface 3031, such as light 1, so that the part light
Line can not directive convex lens 100 lower part, all light generate one with the continuous of dead line on the focal plane of convex lens 100
Light type, and then pass through the "cut-off"line of the imaging realization dipped beam light type of convex lens 100.
The present embodiment additionally provides a kind of concrete structure diagram of transparent reflector, referring to Fig. 5 a to Fig. 5 d to transparent anti-
Tabula rasa is specifically described, wherein Fig. 5 a is a kind of perspective view of transparent reflector provided by the embodiment of the utility model, Fig. 5 b
For a kind of main view of transparent reflector provided by the embodiment of the utility model, Fig. 5 c is provided by the embodiment of the utility model one
The bottom view of kind transparent reflector, Fig. 5 d are a kind of right view of transparent reflector provided by the embodiment of the utility model.
As shown in Fig. 5 a and Fig. 5 c, the close first side 3032 and deviation center position of lower surface 3031 are provided with recessed
Structure 3033 is fallen into, sunk structure 3033 is used to form the concave shape of "cut-off"line.Transparent reflector 303 in Fig. 3 and Fig. 4
It is to be put according to the right view of Fig. 5 d.The size and depth (depth relative to lower surface 3031) of sunk structure 3033 can be with
It is arranged in conjunction with the entire optical design of the front headlight of motor vehicle, such as the depth of sunk structure 3033 can be 0.2-1mm.
Dipped beam light type includes that light type (corresponding a left side drive sails) is driven and light type (the correspondence right side, which drives, sails) two types are driven on the right side in a left side, recessed
It is corresponding with the type of dipped beam light type in the position of lower surface 3031 to fall into structure 3033.Specifically, from opposite with the direction of propagation of light
Side look up (in terms of the main view direction of Fig. 5 b), when dipped beam light type be a left side drive light type when, sunk structure 3033 be arranged under
The left side on surface 3031, as shown in Figure 5 c.When dipped beam light type is that light type is driven on the right side, sunk structure 3033 is arranged in lower surface 3031
Right side (with a left side drive light type position it is symmetrical).
In view of the corresponding dipped beam light type of front headlight of motor vehicle may be more than respective specified at certain light distribution test points
Illuminance (such as a left side is driven and is sailed, the regulation 50L upper limit is 15lx (12V lighting situation), the light at dipped beam light type 50L
Illumination can exceed that 15lx), it in the present embodiment, is provided on sunk structure 3033 and subtracts dark structure 3034, subtracted dark structure 3034 and use
In passing through convex lens into inverted image principle, blackening is formed in the correspondence light distribution test point of dipped beam light type.It is corresponding to subtract dark structure 3034
Light distribution test point can be 50L (corresponding a left side drive sails) or 50R (the corresponding right side, which drives, sails).
Specifically, subtracting dark structure 3034 can will be arranged for recess, shape depth in conjunction with entire optical design.Subtract dark
It corresponds to that the illuminance of light distribution test point is corresponding, and illuminance is bigger in the depth of structure 3034 and dipped beam light type, subtracts dark structure
3034 depth is bigger.The depth for subtracting dark structure 3034 is usually no more than 5mm.
The present embodiment additionally provides the structure chart of the front headlight of motor vehicle as shown in Figure 6 and Figure 7 based on Fig. 4, Yi Jiru
The catoptric arrangement figure of distance light part in Fig. 7 shown in Fig. 8, wherein Fig. 6 is the perspective view of the front headlight of motor vehicle, and Fig. 8 is the machine
The main view of motor-car headlight.As shown in figure 8, the first focal point of ellipsoid reflecting surface 202, ellipsoid is arranged in high-beam light source 201
Reflecting surface 202 connects with plane reflection face 203.
Influence of the heat generated when low beam light source 301 shines in order to prevent to the front headlight of motor vehicle service life, as Fig. 4,
Shown in Fig. 6 and Fig. 7, dipped beam part further includes the second radiator 304, and low beam light source 301 is arranged on the second radiator 304；The
Second radiator 304 is for radiating to low beam light source 301.Likewise, here to the concrete type of the second radiator 304, knot
Also with no restrictions, such as the second radiator 304 can also use aluminium alloy heat radiator for structure and shape.
Further, in some possible embodiments, as shown in Fig. 4, Fig. 6 and Fig. 7, ellipsoid reflecting surface 202 and plane
Reflecting surface 203 is integrated on the outer surface of the second radiator 304.It is convenient for the assembling of front headlight of motor vehicle in this way.
Embodiment two:
The utility model embodiment also provides a kind of motor vehicle, which includes vehicle ontology and such as above-described embodiment one
Front headlight of motor vehicle, which is arranged in the head of vehicle ontology.Specifically, which includes 2 motor vehicles
Headlight, 2 front headlight of motor vehicle are separately positioned on the both sides of the head of vehicle ontology.
In the utility model embodiment, front headlight of motor vehicle includes: convex lens, dipped beam part and distance light part；Dipped beam portion
Divide to set up separately with far-light portion and set in the same side of convex lens, and is located at top, lower section in convex lens optical axis；Far-light portion subpackage
High-beam light source, ellipsoid reflecting surface and plane reflecting surface are included, the same side of ellipsoid reflecting surface is arranged in high-beam light source and convex lens；Far
The first focal point of ellipsoid reflecting surface is arranged in radiant；Plane reflection face is connect with ellipsoid reflecting surface, and plane reflection face is set
It is set on the second focus imaging to the focus of convex lens by ellipsoid reflecting surface；The driving beam that high-beam light source issues is first through ellipsoid
On reflective surface to plane reflection face, then the focus for converging to convex lens is reflected through plane reflection face, last planoconvex lens are quasi-
Straight at collimated light beam, with from dipped beam part via convex lens shape at dipped beam be formed together distance light.The utility model
In the motor vehicle that embodiment provides, the light beam that high-beam light source issues, can be to the of ellipsoid reflecting surface after ellipsoid reflective surface
The convergence of two focuses, however midway can actually converge to the focus of convex lens, so that high-beam light source due to the effect in plane reflection face
It is equivalent on the axis of convex lens, relatively existing headlight structure, the high-beam light source of the front headlight of motor vehicle does not exist actually
Below radiator, influence of the heat sink thickness to light efficiency is avoided, therefore improve the light efficiency of front headlight of motor vehicle.
Motor vehicle provided by the embodiment of the utility model, it is having the same with front headlight of motor vehicle provided by the above embodiment
Technical characteristic reaches identical technical effect so also can solve identical technical problem.
It is apparent to those skilled in the art that for convenience and simplicity of description, foregoing description it is motor-driven
The specific work process of vehicle, can be with reference to the corresponding process in aforementioned front headlight of motor vehicle embodiment, and details are not described herein.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustratively, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In addition, in the description of the utility model embodiment unless specifically defined or limited otherwise, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Finally, it should be noted that embodiment described above, only specific embodiment of the present utility model, to illustrate this
The technical solution of utility model, rather than its limitations, the protection scope of the utility model is not limited thereto, although referring to aforementioned
The utility model is described in detail in embodiment, those skilled in the art should understand that: it is any to be familiar with this skill
The technical staff in art field within the technical scope disclosed by the utility model, still can be to skill documented by previous embodiment
Art scheme modify or can readily occur in variation or equivalent replacement of some of the technical features；And these modifications,
Variation or replacement, the spirit and model of the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
It encloses, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model is answered described is wanted with right
Subject to the protection scope asked.
Claims (10)
1. a kind of front headlight of motor vehicle characterized by comprising convex lens, dipped beam part and distance light part；The dipped beam part
Set up separately with the far-light portion and set in the same side of the convex lens, and is located in top, the lower section of the convex lens optical axis；
The far-light portion point includes high-beam light source, ellipsoid reflecting surface and plane reflecting surface, the high-beam light source and the convex lens
The same side of the ellipsoid reflecting surface is set；The first focal point of the ellipsoid reflecting surface is arranged in the high-beam light source；Institute
It states plane reflection face to connect with the ellipsoid reflecting surface, the plane reflection face is configured to the second of the ellipsoid reflecting surface
On focus imaging to the focus of the convex lens；
The driving beam that the high-beam light source issues is first through on the ellipsoid reflective surface to the plane reflection face, then through institute
State the reflection of plane reflection face and converge to the focus of the convex lens, most collimate to form collimated light beam through the convex lens afterwards, with
From the dipped beam part via the convex lens shape at dipped beam be formed together distance light.
2. front headlight of motor vehicle according to claim 1, which is characterized in that the distance light part further includes the first heat dissipation
Device, the high-beam light source are arranged on first radiator；First radiator is scattered for carrying out to the high-beam light source
Heat.
3. front headlight of motor vehicle according to claim 1, which is characterized in that the high-beam light source includes halogen lamp, electric discharge
One of lamp, light emitting diode and laser light source are a variety of.
4. front headlight of motor vehicle according to claim 1, which is characterized in that the dipped beam part is in the propagation side along light
It successively include: upwards low beam light source, collective optics and transparent reflector；The transparent reflector and the convex lens are arranged in institute
State the same side of collective optics；
The lower surface of the transparent reflector is fully reflecting surface, the "cut-off"line of the shape and dipped beam light type of the lower surface
Shape is consistent；The focus of the convex lens is located at the bottom edge of the first side nearest away from the convex lens of the transparent reflector
On；
The passing beam that the low beam light source issues injects the transparent reflector after the collective optics optically focused；Non- directive institute
The light for stating lower surface is refracted to the convex lens through the transparent reflector, and the light of lower surface described in directive is through the following table
Face is totally reflected to the convex lens, to form continuous light corresponding with the dipped beam light type on the focal plane of the convex lens
Type；The continuous light type forms the dipped beam light type through the convex lens.
5. front headlight of motor vehicle according to claim 4, which is characterized in that the collective optics include curved reflector or
Condenser.
6. front headlight of motor vehicle according to claim 4, which is characterized in that the close first side of the lower surface and partially
Center position is provided with sunk structure, the sunk structure is used to form the concave shape of the "cut-off"line.
7. front headlight of motor vehicle according to claim 6, which is characterized in that be provided on the sunk structure and subtract dark knot
Structure, it is described to subtract dark structure for forming blackening in the correspondence light distribution test point of the dipped beam light type.
8. front headlight of motor vehicle according to claim 4, which is characterized in that the dipped beam part further includes the second heat dissipation
Device, the low beam light source are arranged on second radiator；Second radiator is scattered for carrying out to the low beam light source
Heat.
9. front headlight of motor vehicle according to claim 8, which is characterized in that the ellipsoid reflecting surface and the plane reflection
Face is integrated on the outer surface of second radiator.
10. a kind of motor vehicle, which is characterized in that including vehicle ontology and such as above-mentioned machine of any of claims 1-9
Motor-car headlight；The head of the vehicle ontology is arranged in the front headlight of motor vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820856255.1U CN208237775U (en) | 2018-06-01 | 2018-06-01 | Front headlight of motor vehicle and motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820856255.1U CN208237775U (en) | 2018-06-01 | 2018-06-01 | Front headlight of motor vehicle and motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208237775U true CN208237775U (en) | 2018-12-14 |
Family
ID=64576458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820856255.1U Expired - Fee Related CN208237775U (en) | 2018-06-01 | 2018-06-01 | Front headlight of motor vehicle and motor vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208237775U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488756A (en) * | 2018-06-01 | 2018-09-04 | 江苏信利电子有限公司 | Front headlight of motor vehicle and motor vehicle |
| CN110242929A (en) * | 2019-07-11 | 2019-09-17 | 华域视觉科技(上海)有限公司 | A kind of compound lens being made of lens and reflecting mirror and its car light mould group |
| WO2023019640A1 (en) * | 2021-08-20 | 2023-02-23 | 华域视觉科技(上海)有限公司 | Adb high and low beam integrated vehicle lamp illumination module and vehicle lamp |
-
2018
- 2018-06-01 CN CN201820856255.1U patent/CN208237775U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108488756A (en) * | 2018-06-01 | 2018-09-04 | 江苏信利电子有限公司 | Front headlight of motor vehicle and motor vehicle |
| CN110242929A (en) * | 2019-07-11 | 2019-09-17 | 华域视觉科技(上海)有限公司 | A kind of compound lens being made of lens and reflecting mirror and its car light mould group |
| CN110242929B (en) * | 2019-07-11 | 2024-03-15 | 华域视觉科技(上海)有限公司 | Combined lens composed of lens and reflecting mirror and car lamp module thereof |
| WO2023019640A1 (en) * | 2021-08-20 | 2023-02-23 | 华域视觉科技(上海)有限公司 | Adb high and low beam integrated vehicle lamp illumination module and vehicle lamp |
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