CN110207067A - Head light device for vehicle and motor vehicle - Google Patents
Head light device for vehicle and motor vehicle Download PDFInfo
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- CN110207067A CN110207067A CN201910606297.9A CN201910606297A CN110207067A CN 110207067 A CN110207067 A CN 110207067A CN 201910606297 A CN201910606297 A CN 201910606297A CN 110207067 A CN110207067 A CN 110207067A
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- wall
- reflective inner
- light
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- source body
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- 230000011514 reflex Effects 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 12
- 210000003128 head Anatomy 0.000 description 32
- 238000010586 diagram Methods 0.000 description 11
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- 235000006484 Paeonia officinalis Nutrition 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000004313 glare Effects 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—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
- 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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
-
- 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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Abstract
A kind of head light device for vehicle and motor vehicle, are related to auto parts field.Head light device for vehicle includes reflector, light source body and anti-dazzling screen；Reflector has the first reflective inner wall interconnected and the second reflective inner wall；First reflective inner wall is in parabolic shape；Light source body is located at the focal point of the first reflective inner wall；Second reflective inner wall is located at the top of the horizontal plane where focus, and/or, second reflective inner wall is located at the lower section of the horizontal plane where focus, the shape of second reflective inner wall is curved surface, folding face or plane, and when the top of the horizontal plane where the second reflective inner wall is located at focus, curved surface does not include a part of ellipsoidal surface；Anti-dazzling screen is arranged on the inner wall of reflector, and anti-dazzling screen is located in the outgoing approach of light source body direct light, and one side of the anti-dazzling screen towards light source body is dull surface.The head light device for vehicle and motor vehicle are effectively improved dipped beam effect, reinforce the brightness of dipped beam in the case where guaranteeing road function and eliminating dazzle.
Description
Technical field
This application involves auto parts fields, in particular to a kind of head light device for vehicle and motor vehicle.
Background technique
The eyes and/or directive front truck rearview mirror in the same direction of existing high beam directive opposite car driver turn directive driving again
The strong light of member's eyes, referred to as dazzle.
Specifically, dazzle refers to the eyes and/or directive front truck rearview mirror in the same direction of high beam directive opposite car driver
Turn the strong light of directive driver's eyes again, while in addition to a small number of vehicles, the height of high beam is below 100 centimetres, excludes a small number of
The height of the special short driver of stature, driver's eyes and rearview mirror is generally all higher than 100 centimetres.Therefore, dazzle refers to directive
Upper left side and upper right side strong light (upper and lower herein, front, rear, left and right ", be the angle by driver on operator seat, with regard to distance light
For form of the lamp when this vehicle uses).
The prior art has powerful road function, but changing about low-beam function on the basis of free from glare high beam
Into less, or after improving, dipped beam effect is poor.
Summary of the invention
The application provides a kind of head light device for vehicle and motor vehicle, is effectively improved dipped beam effect, reinforces the brightness of dipped beam.
A kind of head light device for vehicle provided by the present application comprising reflector, light source body and anti-dazzling screen.
Reflector includes the first reflective inner wall and the second reflective inner wall interconnected.
First reflective inner wall is in parabolic shape.
Light source body is located at the focal point of the first reflective inner wall.
Defining light and projecting direction is front, and the second reflective inner wall is located at the top of the horizontal plane where focus, and second is anti-
Light inner wall receives the light that light source body issues, and completely or partially reflects forward downward, and/or, the second reflective inner wall is located at coke
The lower section of horizontal plane where point, the second reflective inner wall receive the light that light source body issues, and before being completely or partially reflected towards on
Side.
The shape of second reflective inner wall is curved surface, folding face or plane, and when the second reflective inner wall is located at the water where focus
When the top of plane, curved surface does not include a part of ellipsoidal surface.
Anti-dazzling screen is arranged on the inner wall of reflector, and anti-dazzling screen is located in the outgoing approach of light source body direct light, anti-dazzling screen
One side towards light source body is dull surface.
Further, the second reflective inner wall is located at the top of the horizontal plane where focus, and the second reflective inner wall is to far from bowl
The side at mouth end gradually tapers up, and the one end of the second reflective inner wall far from bowl mouth end is located at bowl mouth end lower than the second reflective inner wall
One end, so that the light that the received light source body of the second reflective inner wall issues, partly or entirely reflects forward downward.
Further, the second reflective inner wall is bus by rotary shaft of the axis of the first reflective inner wall and from the first default position
The curved surface for respectively rotating by a certain angle and being formed to the left and right is set, the bus positioned at the first predeterminated position is in the horizontal plane where focus
Parallel projection is overlapped with the axis of the first reflective inner wall.
Further, bus is straightway, and the second reflective inner wall is a part of conical side surface, so that the second reflective inner wall
The light that received light source body issues, all reflexes to front lower place.
Further, bus is curved section, and curved section is recessed to the axis direction of the first reflective inner wall, and in focus and mother
Line is located at the top of the endpoint line of bowl mouth end, so that the light that the received light source body of the second reflective inner wall issues, part are reflected
To front lower place, the light of rest part reflexes to front upper place and front.
Further, the first reflective inner wall is equipped with dim light portion, and anti-dazzling screen is in the light parallel with the axis of the first reflective inner wall
Picture under line irradiation in the first reflective inner wall is overlapped with dim light portion, and dim light portion is dull surface or hole.
It further, further include baffle, baffle plate setting deviates from the side of bowl mouth end in light source body, and baffle plate setting is in light source body
The top of horizontal plane where minimum point, one side of the baffle towards light source body are dull surface, anti-dazzling screen with the first reflective inner wall
Picture and baffle under the parallel light irradiation of axis in the first reflective inner wall are under the irradiation of light source body in the first reflective inner wall
Picture be overlapped.
Further, the bottom of light source body is flushed with the bottom of anti-dazzling screen.
Further, the bottom of anti-dazzling screen is located at the lower section of the bottom of light source body.
A kind of motor vehicle comprising above-mentioned head light device for vehicle.
Head light device for vehicle and motor vehicle provided by the present application, the first reflective inner wall shape of reflector and setting for light source body
Positioning is set, and most of light that light source body issues is reflected into directional light, dazzle caused by eliminating because of reflection；Anti-dazzling screen is to light
Source body is blocked by some light that the top direct projection of reflector port goes out, dazzle caused by eliminating because of direct projection, is avoided to meeting
The eyes of the driver in face damage, and are greatly decreased and damage to the eyes of front truck driver in the same direction, due to anti-dazzling screen
It has only blocked the meeting that light source body direct projection goes out and has generated some light of dazzle, so that the road function of the present apparatus is not influenced, so that this
Device avoids the injury to driver's eyes under the premise of having road function；Simultaneously as under the present apparatus not
The case where in the presence of " illicitly using high beam ", the possibility for causing driving accident because of dazzle originally is eliminated, solves distance light
Lamp is because of the problem of generating dazzle, and damaging to the vision of driver, and then traffic accident may occur；Also, second is anti-
Light inner wall will be reflected into some light of directional light by the first reflective inner wall originally, be transformed into reflection forward downward or front upper place
Non-parallel light strengthens the dipped beam intensity of the present apparatus, improves the low-beam function of the present apparatus, also illuminates the mark above Chinese herbaceous peony
The scenery such as will board, this is another improvement to free from glare type high beam, is suitable for popularization and application.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 1；
Fig. 2 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 1；
Fig. 3 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 2；
Fig. 4 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 3；
Fig. 5 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 4；
Fig. 6 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 5；
Fig. 7 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 6；
Fig. 8 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 7；
Fig. 9 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 8；
Figure 10 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 9；
Figure 11 is the structural schematic diagram of the head light device for vehicle of the embodiment of the present application 10.
Icon: 10- head light device for vehicle；100- reflector；The first reflective inner wall of 120-；The second reflective inner wall of 130- A；
140- chamber；The second reflective inner wall of 160- B；170- dim light portion；180- baffle；200- anti-dazzling screen；300- light source body.
Specific embodiment
Embodiments herein is described more fully below, the example of embodiment is shown in the accompanying drawings, wherein phase from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached drawing
The embodiment of description is exemplary, and is only used for explaining the application, and should not be understood as the limitation to the application.
Clear, complete description is carried out below in conjunction with technical solution of the attached drawing to the application, it is clear that described implementation
Example is a part of the embodiment of the application, instead of all the embodiments.Based on the embodiment in the application, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model of the application protection
It encloses.
In the description of the present application, it should be noted that term " center ", "upper", "lower", "left", "right", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "high", " low ", "vertical", "horizontal", "inner", "outside" is being driven based on driver
The visual angle for sailing the car light of position present techniques filled to this vehicle, is also based on orientation or positional relationship shown in the drawings, be only for
Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position and specific orientation construction and operation, therefore should not be understood as the limitation to the application.In addition, term " first ", " the
Two " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
It should be noted that in the application for ease of description, it will be positioned at the second of the top of the horizontal plane where focus
Reflective inner wall will be located at the second reflective inner wall of the lower section of the horizontal plane where focus as second as the second reflective inner wall A
Reflective inner wall B.
Embodiment 1
As depicted in figs. 1 and 2, according to the head light device for vehicle of the embodiment of the present application 10 comprising anti-dazzling screen 200, light source
Body 300 and reflector 100.
Wherein, reflector 100 has the first reflective inner wall 120 and second for being connected with each other and defining jointly chamber 140 anti-
Light inner wall.
First reflective inner wall 120 is in parabolic shape.
Light source body 300 is located in chamber 140, and is set to the focal point of the first reflective inner wall 120.
Defining light and projecting direction is front, and the second reflective inner wall is located at the top of the horizontal plane where focus, as the
Two reflective inner wall A130, the second reflective inner wall A130 receives the light that light source body 300 issues, and is completely or partially reflected towards front lower
Side, and/or, the second reflective inner wall is located at the lower section of the horizontal plane where focus, and as the second reflective inner wall B160, second is reflective
Inner wall B160 receives the light that light source body 300 issues, and completely or partially reflects forward upward.
The shape of second reflective inner wall is curved surface, folding face or plane, and when the second reflective inner wall is located at the water where focus
When the top of plane, curved surface does not include a part of ellipsoidal surface, that is to say that the shape of the second reflective inner wall A130 does not include ellipse
A part of Surface of Sphere.
In the present embodiment, the second reflective inner wall is the second reflective inner wall of the top of the horizontal plane where being set to focus
A130。
Wherein, one end of the second reflective inner wall A130 is located in chamber 140, for example, positioned at light source body 300 facing away or facing towards
The side of bowl mouth end, or flushed with light source body 300, the other end of the second reflective inner wall A130 extends towards the direction of bowl mouth end,
Extension herein includes stretching out bowl mouth end, flushing with bowl mouth end or less than three kinds of situations of bowl mouth end.
In the present embodiment, one end of the second reflective inner wall A130 is between anti-dazzling screen 200 and light source body 300, the other end
It is flushed with bowl mouth end, and the second reflective inner wall A130 is gradually tapered up to the side far from bowl mouth end, the second reflective inner wall A130 is remote
One end from bowl mouth end is located at one end of bowl mouth end lower than the second reflective inner wall A130, so that the second reflective inner wall A130 is received
The light that light source body 300 issues, partly or entirely reflects forward downward.
In the present embodiment, the second reflective inner wall A130 is curved surface, and specifically, the second reflective inner wall A130 is bus with first
The axis of reflective inner wall 120 is rotary shaft and respectively to rotate by a certain angle to the left and right from the first predeterminated position, such as 40 ± 10 ° and shape
At curved surface, positioned at the first predeterminated position bus the horizontal plane where focus parallel projection and the first reflective inner wall 120
Axis be overlapped.
Anti-dazzling screen 200 is located in chamber 140, and anti-dazzling screen 200 is set to the horizontal plane where the minimum point of light source body 300
Top, and anti-dazzling screen 200 is between bowl mouth end and light source body 300, specifically, anti-dazzling screen 200 are located at bowl mouth end and focus
At center, in other words, anti-dazzling screen 200 to the horizontal distance between focus is L4, and bowl mouth end to the horizontal distance between focus is
L2, L4 are 0.5 times of L2.
One side of the anti-dazzling screen 200 towards light source body 300 is dull surface.
The generation of dazzle is prevented while reinforcing dipped beam effect according to the head light device for vehicle 10 of the embodiment of the present application
(dazzle herein is primarily referred to as the second reflective inner wall A130 and reflects light to the lower part of the first reflective inner wall 120 further reflecting
The dazzle of formation).
In the present embodiment, the second reflective inner wall A130 is curved surface, and specifically, bus is straightway, the second reflective inner wall
A130 is a part of conical side surface, so that the light that the received light source body 300 of the second reflective inner wall A130 issues, all reflects
To front lower place.
The cone angle of cone where the application provides the second reflective inner wall A130 that a kind of determining bus is straightway simultaneously
Method, a point a and second on 40 ground meter Chu (plane) is instead by taking the range that dipped beam requires is 40 meters as an example, immediately ahead of pick-up lamp
The line of one point b of light inner wall A130 highest (the same vertical plane that a.b is located at horizontal plane) is as line A, with the second reflective inner wall
The line of one point b of the A130 highest and minimum point c (the same vertical plane that c.b is located at horizontal plane) of light source body 300 is as line
B, the angle between line A and line B have angular bisector C, acute angle folded by the line and horizontal plane vertical with this angular bisector C
2 times, be exactly the cone angle of cone where this second reflective inner wall A130.
It is noted that the second reflective inner wall A130 positioned at 100 top of reflector, it is intended to which the close of road surface is illuminated in reinforcement
Light, central angle with 80 ± 20 degree be it is suitable, it is excessive just to go to illuminate the place other than 1 meter of this vehicle Chinese herbaceous peony or so, it is not necessary that, waste
Light.The distance that car light is liftoff is an important value foundation, and car light position is high, and central angle can accordingly reduce.
Wherein, a Fang Yanshen, Zhi Daoyuan of second one end of reflective inner wall A130 far from bowl mouth end to close light source body 300
Until the light of the endpoint reflection of one end from bowl mouth end starts to be blocked by anti-dazzling screen 200, and do not influence road function.
In order to guarantee that the light for issuing the received light source body 300 of the second reflective inner wall A130 all reflexes to front lower place, stretch
The effect of bowl mouth end optimizes out, referring to Fig. 1, along the axis direction of the first reflective inner wall 120, the second reflective inner wall A130 two
The horizontal distance at end is L5, and L5 is 0.6 times of L2.By this data creating, via the light that the second reflective inner wall A130 reflects, one
Point is not also blocked by anti-dazzling screen 200.
Second reflective inner wall A130 is located at the top center of reflector 100, and where the second reflective inner wall A130
The angular bisector of central angle can according to the actual needs enclose the second reflective inner wall A130 with horizontal plane
Around the axis of the first reflective inner wall 120,5 ° of deflection to the left or to the right, for example, the second reflective inner wall A130 of left lamp is shifted to the left
5 °, the second reflective inner wall A130 of right lamp shifts to the right 5 °；Or, only with left lamp the second reflective inner wall A130 left end to the left
Extend 5 °, the right end of the second reflective inner wall A130 of right lamp extends to the right 5 °；To reinforce front side between the two front wheels
The brightness in face.
It is noted that the angle of deflection cannot be excessive, with light of avoiding waste, or even dazzle is generated.
The shape of anti-dazzling screen 200 can be planar, curved or folding face shape.
Referring to Fig. 2, the projection of shape of anti-dazzling screen 200 is top with fan annular notch, the class that bottom is tri linear section
Sector, middle fan annular notch are located at the top center of anti-dazzling screen 200, wherein and one section of the centre of tri linear is horizontal line,
The inclination identical and upward with horizontal angle of two sections of both sides.This is in order to when a left side is overtaken other vehicles or the right side is overtaken other vehicles, to front truck in the same direction
The effect of rearview mirror is identical.Certainly it can also make proper transformation according to actual needs, including change tri linear into curved section or curve
The connection of section and straightway.
The bottom water horizontal line of the projection of shape of anti-dazzling screen 200 is flushed with the bottom of light source body 300, or in light source body 300
The lower section of bottom.
Fan the central angle of annular with 50 ± 20 degree be it is suitable, it is excessive to wait vehicles to head-on truck, bus, bus
Driver generate dazzle；The distance that car light is liftoff is an important value foundation, if car light position is high, central angle can phase
It should amplify.
The top margin of anti-dazzling screen 200 is located at light source body 300 and 100 bowl mouth end overhead pulley of reflector at (do not include and fan annular notch)
On the curved surface that line between wide curve is constituted.Also, each point on the wide curve in 100 port of reflector wheel top from left to right
When carrying out line with light source body 300, if light source body 300 is " 1 " shape, the point line with the top of " 1 "；If light source body
300 be " one " shape, then with each point line from left to right of " one "；If light source body 300 be it is linear and with reflector 100
Centerline parallel, then with the point line near bottom of bowl；If light source body 300 is "○" shape, with "○" from left to right upper
The each point line at portion edge；If light source body 300 is the Led lamp of other shapes or various models, and so on line, purpose
It is light of 300 direct projection of light source body to be covered to upper left side and upper right side.At this point, not being dazzle from the light that annular notch is emitted is fanned.
It is appreciated that anti-dazzling screen 200, closer to light source body 300, the area of anti-dazzling screen 200 is smaller.
Embodiment 2
Referring to Fig. 3, being different from embodiment 1, the second reflective inner wall A130 in the head light device for vehicle 10 of the present embodiment
Bus be curved section, curved section is recessed to the axis close to the first reflective inner wall 120, and is located at bowl mouth end in focus and bus
Endpoint line top (line is represented by dotted lines) so that the received light source body 300 of the second reflective inner wall A130 issued
Light, partially reflexes to front lower place, and the light of rest part reflexes to front upper place and front.
It is appreciated that the light reflected from the second reflective inner wall A130 (illustrating by taking curved section as an example), either to front lower
It is side or forward upward, it is not dazzle because the central angle of the second reflective inner wall A130 is limited in 60 ± 20 °.
Two sections of junction, there are also fine horizon lights to be emitted, in addition to the highest bus reflection of the second reflective inner wall A130
Light is to front, and the light of other bus reflections is all inclined to the left or to the right.If the car light height of the application is 0.7m,
The reflected light of second reflective inner wall A130 only in the range of the preceding ground 2m wide of lamp, does not waste dipped beam, and the cooperation of two lamps meets dipped beam
Needs.
It is appreciated that in the present embodiment, if a part of curved section be recessed into bus bowl mouth end endpoint with
The lower section of the line of focus allows for the light for not receiving the sending of light source body 300 close to one section of curve of the rim of a bowl endpoint, is equal to
Length of a curve is shortened, although the purpose of the reinforcement a certain section dipped beam of Chinese herbaceous peony may be implemented, other section can be made
Dipped beam it is very weak, be detached from Optimal State, reduce technical effect.Wherein, the shape of curved section has countless, such as curved section includes
Circular order section, hyperbolic line segment etc..
In the present embodiment, the curved section as the bus of the second reflective inner wall A130 is a part of circumference, circumference
The center of circle where line segment is located at the surface outside the chamber 140 of reflector 100, and the circumference line segment positioned at the first predeterminated position exists
The parallel projection on horizontal plane where focus is overlapped with the axis of the first reflective inner wall 120；In turn, circumference line segment is in bowl
Mouthful end a little where radius the inclination of the string where circumference line segment is determined with this perpendicular to the line of this point and focus
Degree；And then light source body 300 emits light to it, each on circumference line segment is by there is a circumference line segment at luminous point
The angle and emergent ray of tangent line, incident ray and tangent line are identical as the angle of tangent line, it is known that this curved surface is close to one section of bottom of bowl
The light forward downward of reflection, close to the light forward upward of one section of reflection of bowl mouth end.
It is noted that in the application others embodiment, bus can also be other than straightway and curved section
The connection of the two, this will not be repeated here.
Embodiment 3
As shown in figure 4, being different from embodiment 1, the second reflective inner wall A130 in the head light device for vehicle 10 of the present embodiment
For folding face shape.Second reflective inner wall A130 of folding face shape by multiple height it is identical it is trapezoidal be formed by connecting with bevel edge, and it is longer
Parallel lines are located at bowl mouth end, and height herein refers to trapezoidal the distance between two parallel edges.
It is appreciated that the second reflective inner wall A130 of folding face shape by the different rectangle of multiple height with longer side connects and
At, and shorter side is located at bowl mouth end, height herein refers to the length on the longer side of rectangle, is located at the second reflective inner wall
The rectangle highest in the center A130, positioned at both sides by ashamed shortening.
In other words, it is the second reflective inner wall in embodiment 1 that the cross section of the second reflective inner wall A130 of folding face shape is practical
The inscribed polygon or circumscribed polygon of the cross section A130 arc, wherein in order to meet the second received light source of reflective inner wall A130
The light that body 300 issues, all reflexes to front lower place and stretches out bowl mouth end, the length of the second reflective inner wall A130 totality of folding face shape
Degree, width and gradient all depend on the pattern of the second reflective inner wall A130 in embodiment 1, during actual use incorporated by reference to
Embodiment 1 is specifically limited, and does not do specifically repeat herein.
Embodiment 4
As shown in figure 5, being different from embodiment 1, the second reflective inner wall A130 in the head light device for vehicle 10 of the present embodiment
It is planar for what is be obliquely installed.
Wherein, the second planar reflective inner wall A130 is trapezoidal, it should be noted that, the second planar reflective inner wall
It is second anti-to be both needed to depend on a part of the conical side surface of the offer of embodiment 1 for the parameters such as length, width and the gradient of A130
The pattern of light inner wall A130.
Embodiment 5
Referring to Fig. 6, itself difference from example 1 is that, reflector 100 only include interconnect it is first reflective
Inner wall 120 and the second reflective inner wall B160；Wherein, the lower section of horizontal plane where the second reflective inner wall B160 is located at focus, and position
In the bowl mouth end side of reflector 100, the light that the received light source body 300 of the second reflective inner wall B160 issues, partly or entirely
Reflect forward upward.
By the second reflective inner wall B160 by light source body 300 penetrate come light all reflex to front upper place, and then make the part
The light of reflection directly illuminates the sign board etc. above Chinese herbaceous peony, it is also possible to effectively avoid generation (the dazzle master herein of dazzle
Refer to that the second reflective inner wall B160 reflects light to the dazzle that the top of the first reflective inner wall 120 further reflects to form).
Wherein, the second reflective inner wall B160 can be curved surface, folding face or plane.
When the second reflective inner wall B160 is curved surface, the second reflective inner wall B160 of the shape is that bus is reflective interior with first
The axis of wall 120 is rotary shaft and respectively rotates by a certain angle to the left and right from the second predeterminated position, such as the song of 30 ± 10 ° of formation
Face, wherein positioned at the second predeterminated position bus the horizontal plane where focus parallel projection and first reflective inner wall 120
Axis is overlapped.
In the present embodiment, the second reflective inner wall B160 is to be with the straightway for being parallel to the axis of the first reflective inner wall 120
Bus respectively rotates by a certain angle to the left and right using the axis of the first reflective inner wall 120 as rotary shaft and from the second predeterminated position, such as
A part of the cylindrical side of 30 ± 10 ° of formation.
In other words, the second reflective inner wall B160 is located at the lower section of the axis of the first reflective inner wall 120, and then makes the light of reflection
It is gathered in the front upper place of car light, the effect for stretching out bowl mouth end optimizes, and effectively illuminates sign board above Chinese herbaceous peony.
Wherein, the second predeterminated position is the lowermost end of bowl mouth end, it goes without saying that the second reflective inner wall B160 is located at reflector
The center of 100 lower parts.
Along the axis direction of the first reflective inner wall 120, the second reflective inner wall B160 by perifocus side top endpoint with
Horizontal distance between focus is set as L3, and along the axis direction of the first reflective inner wall 120, bowl mouth end is between light source body 300
Horizontal distance is set as L2, and L3 is 0.5 times of L2.
Restriction in this way, in conjunction with its structure itself, so that the second reflective inner wall B160 penetrated light source body 300
Light all reflexes to front upper place and stretches out the effect optimization of bowl mouth end, it is impossible to be reflected on the second reflective inner wall A130 again
Reflection generates dazzle.
The central angle of second reflective inner wall B160 with 50 ± 20 ° be it is suitable, it is excessive will to head-on truck, bus,
Bus waits the driver of vehicles to generate dazzle.Certainly it is referring also to the liftoff height of car light, if high, central angle can add
Greatly.
Second reflective inner wall B160 can stretch out the end face of bowl mouth end, can also flush with bowl mouth end；Second reflective inner wall
B160 can also be lifted up close to one end of light source body 300, and bus and horizontal plane is made to form 6 ± 5 ° of angle.The present embodiment
In, the end face of the second reflective inner wall B160 and bowl mouth end, and the second reflective inner wall B160 does not have close to one end of light source body 300
It is elevated.
Embodiment 6
Referring to Fig. 7, on the basis of embodiment 5, reflector 100 is also in the head light device for vehicle 10 of the present embodiment
With the second reflective inner wall A130；Wherein, the setting of the second reflective inner wall A130 is identical as the setting in embodiment 1.
Embodiment 7
Referring to Fig. 8, being different from embodiment 6, the second reflective inner wall B160 in the head light device for vehicle 10 of the present embodiment
One end for the curved surface gradually tapered up to the side far from bowl mouth end, and separate bowl mouth end is higher than bowl mouth end, so that second is reflective
The light that the received light source body 300 of inner wall B160 issues partly or entirely reflexes to front upper place and all stretches out bowl mouth end.
Specifically, the second reflective inner wall B160 is in the second reflective inner wall A130 for keeping embodiment 1 or embodiment 2 to provide
Under the premise of constant, the second reflective inner wall A130 of duplication is rotated 180 ° around the axis of the first reflective inner wall 120, and replicate
And the central angle for the second reflective inner wall A130 that displaced respectively is formed to 10 ° of central reduction from both sides, so that (bus is straightway
) light that the received light source body 300 of the second reflective inner wall B160 issues, it all reflexes to front upper place and stretches out bowl mouth end, or
The light for issuing the received light source body 300 of (bus curved section) second reflective inner wall B160, partially reflexes to front upper place
And bowl mouth end is stretched out, the light of rest part reflexes to front lower place and front and stretches out bowl mouth end.
It is appreciated that in the head light device for vehicle 10 of the present embodiment, positioned at the curved surface second of horizontal down where focus
Reflective inner wall B160 includes a part of ellipsoidal surface.
Since the second reflective inner wall A130 (bus be straightway) is the height in liftoff 0.7~1m, illuminate front 1~
The road of 40m, and the present embodiment is then 10~60m of Chinese herbaceous peony to be illuminated, sign board of 5~6m of top etc..Need illuminated target
It changes, to avoid waste light, (bus is straightway) second below 120 axis of the first reflective inner wall is reflective interior
The cone angle or gradient of wall B160 should make change.
For example, to for the second reflective inner wall B160 of bus, at 50 meters of pick-up lamp front, being highly using straightway
(d, e are located at horizontal plane by the one point d on the top of the sign board of 5m and a point e of the second reflective inner wall B160 bowl mouth end least significant end
Same vertical plane) line as line D, most with a point e of the second reflective inner wall B160 bowl mouth end least significant end and light source body 300
As line E, the angle between line D and line E has the line of low point c (the same vertical plane that c.e is located at horizontal plane)
Angular bisector F, 2 times of acute angle folded by the line and horizontal plane vertical with this angular bisector F, be exactly this second reflective inner wall
The cone angle of cone where B160.
To using curved section for the second reflective inner wall B160 of bus, in addition to using straightway as the second reflective of bus
Inner wall B160 equally shrinks central angle, is not used as other change, continues to use.
Embodiment 8
Referring to Fig. 9, in the head light device for vehicle 10 of the present embodiment, on the basis of embodiment 1, the first reflective inner wall
120 are equipped with dim light portion 170, and anti-dazzling screen 200 is reflective interior first under the light irradiation parallel with 120 axis of the first reflective inner wall
The picture of wall 120 is overlapped with dim light portion 170, and dim light portion 170 is dull surface or hole.
Because there are two types of the light that the dull surface of anti-dazzling screen 200 is born, first is that by the light of 300 direct projection of light source body, second is that through
The light parallel with parabolic axis of one reflective inner wall 120 reflection, the light quantity of the latter is approximately the former 2 times, under such strong light,
Dull surface may generate dazzle indirectly.By above-mentioned setting, it can make the dull surface of anti-dazzling screen 200 not by the irradiation of directional light, into
One step reduces a possibility that reflected glare generates.
Embodiment 9
Referring to Fig. 10, further including baffle on the basis of embodiment 1 in the head light device for vehicle 10 of the present embodiment
180, baffle 180 is set to the side that light source body 300 deviates from bowl mouth end, and baffle 180 is set to water where 300 minimum point of light source body
The top of plane, baffle 180 towards light source body 300 one side be dull surface, anti-dazzling screen 200 with the first reflective inner wall 120
Picture and baffle 180 under the parallel light irradiation of axis in the first reflective inner wall 120 are under the irradiation of light source body 300 first
The picture of reflective inner wall 120 is overlapped.
It is noted that wherein baffle 180 can be arc panel, folding face shape plate or plate.
Embodiment 10
Figure 11 is please referred to, in the head light device for vehicle 10 of the present embodiment, on the basis of embodiment 1, anti-dazzling screen 200
Bottom is located at the lower section of the bottom of light source body 300.In other words, when car light is higher than general car rearview mirror, anti-dazzling screen 200 will have
The horizontal line of one extensional, the tri linear center of 200 bottom of anti-dazzling screen of class sector will extend downwardly, and two original upward
Inclined oblique line will tilt down.
Fig. 2 and Figure 11 is please referred to, when car light is lower than driver's eyes and rearview mirror, 200 bottom tri linear of anti-dazzling screen
The straightway of both sides two, be it is inclined as in fig. 2, the light of distance light can be covered less.There is presently no high beam height
Have in driver's eyes, but higher than the case where car rearview mirror, when car light is higher than the rearview mirror of car, shading
Piece 200 will make the deformation extension such as Figure 10, and the covering of Figure 10 bend is extension.
Embodiment 11
In the optinal plan of the present embodiment, a kind of motor vehicle provided in this embodiment, including such as embodiment 1 to embodiment
The head light device for vehicle of 10 either a program；The front of motor vehicle is arranged in the head light device for vehicle, eliminates dazzle, improves vehicle
The safety of operation, and it is provided simultaneously with sufficient distance light, low-beam function and the function of illuminating the scenery such as top sign board.
To sum up, reflector provided by the present application is effectively improved dipped beam effect, reinforces the brightness of dipped beam.Including above-mentioned reflective
The head light device for vehicle of bowl can be merged high beam with dipped headlight using dipped beam effect is improved, and reached and cancelled dipped headlight dress
It sets, fundamentally eliminates the intrinsic secondary dazzle of dipped headlight, Che Chengben is made in reduction, reduces driver and frequently opens and closes high beam, dipped beam
Lamp diverts attention and works, and achievees the effect that improve and drives grade and efficiency.
The above is only preferred embodiment of the present application, are not intended to limit this application, for those skilled in the art
For member, present techniques can have various modifications and variations.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (10)
1. a kind of head light device for vehicle, which is characterized in that including reflector, light source body and anti-dazzling screen；
The reflector includes the first reflective inner wall and the second reflective inner wall interconnected；
First reflective inner wall is in parabolic shape；
The light source body is located at the focal point of first reflective inner wall；
Defining light and projecting direction is front, and second reflective inner wall is located at the top of the horizontal plane where the focus, institute
It states the second reflective inner wall and receives the light that the light source body issues, and completely or partially reflect forward downward, and/or, described the
Two reflective inner walls are located at the lower section of the horizontal plane where the focus, and second reflective inner wall receives what the light source body issued
Light, and completely or partially reflect forward upward；
The shape of second reflective inner wall is curved surface, folding face or plane, and when second reflective inner wall is located at the focus
When the top of the horizontal plane at place, the curved surface does not include a part of ellipsoidal surface；
The anti-dazzling screen is arranged on the inner wall of the reflector, and the anti-dazzling screen is located at the outgoing way of the light source body direct light
On diameter, one side of the anti-dazzling screen towards the light source body is dull surface.
2. head light device for vehicle according to claim 1, which is characterized in that second reflective inner wall is located at the focus
The top of the horizontal plane at place, second reflective inner wall are gradually tapered up to far from the side of bowl mouth end, and described second reflective
The one end of inner wall far from the bowl mouth end is located at one end of the bowl mouth end lower than second reflective inner wall, so that described second
The light that the received light source body of reflective inner wall issues, partly or entirely reflects forward downward.
3. head light device for vehicle according to claim 2, which is characterized in that second reflective inner wall is bus with described
The axis of first reflective inner wall be rotary shaft and respectively rotate by a certain angle to the left and right from the first predeterminated position and the curved surface that is formed, position
It is reflective interior in the parallel projection of the horizontal plane where the focus and described first in the bus of first predeterminated position
The axis of wall is overlapped.
4. head light device for vehicle according to claim 3, which is characterized in that
The bus is straightway, and second reflective inner wall is a part of conical side surface, so that second reflective inner wall
The light that the received light source body issues, all reflexes to front lower place.
5. head light device for vehicle according to claim 3, which is characterized in that the bus is curved section, the curved section
It is recessed to the axis direction of first reflective inner wall, and is located at the endpoint line of the bowl mouth end in focus and bus
Top, so that the light that the received light source body of second reflective inner wall issues, partially reflexes to front lower place, the light of rest part
Line reflection is to front upper place and front.
6. head light device for vehicle according to claim 1, which is characterized in that first reflective inner wall is equipped with dim light portion,
The anti-dazzling screen is under the light irradiation parallel with the axis of first reflective inner wall in the picture of first reflective inner wall
It is overlapped with the dim light portion, the dim light portion is dull surface or hole.
7. head light device for vehicle according to claim 1, which is characterized in that further include baffle, the baffle plate setting is in institute
The side that light source body deviates from bowl mouth end is stated, the top of baffle plate setting horizontal plane where the light source body minimum point is described
One side of the baffle towards the light source body is dull surface, and the anti-dazzling screen is in the light parallel with the axis of first reflective inner wall
Picture under line irradiation in first reflective inner wall is reflective described first under the irradiation of the light source body with the baffle
The picture of inner wall is overlapped.
8. head light device for vehicle according to claim 1, which is characterized in that the bottom of the light source body and the anti-dazzling screen
Bottom flush.
9. head light device for vehicle according to claim 1, which is characterized in that the bottom of the anti-dazzling screen is located at the light source
The lower section of the bottom of body.
10. a kind of motor vehicle, which is characterized in that including head light device for vehicle as described in any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910606297.9A CN110207067A (en) | 2019-07-05 | 2019-07-05 | Head light device for vehicle and motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910606297.9A CN110207067A (en) | 2019-07-05 | 2019-07-05 | Head light device for vehicle and motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110207067A true CN110207067A (en) | 2019-09-06 |
Family
ID=67796471
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910606297.9A Pending CN110207067A (en) | 2019-07-05 | 2019-07-05 | Head light device for vehicle and motor vehicle |
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| Country | Link |
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| CN (1) | CN110207067A (en) |
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| CN101266033A (en) * | 2007-03-15 | 2008-09-17 | 株式会社小糸制作所 | Lamp unit for vehicle |
| JP2009026587A (en) * | 2007-07-19 | 2009-02-05 | Ichikoh Ind Ltd | Lighting fixture for vehicle |
| JP2014207119A (en) * | 2013-04-12 | 2014-10-30 | 旭化成ホームズ株式会社 | Daylighting apparatus |
| CN108443824A (en) * | 2018-05-17 | 2018-08-24 | 华定谟 | Head light device for vehicle and motor vehicle |
| CN209856978U (en) * | 2019-07-05 | 2019-12-27 | 华定谟 | Headlight device for vehicle and motor vehicle |
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2019
- 2019-07-05 CN CN201910606297.9A patent/CN110207067A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101266033A (en) * | 2007-03-15 | 2008-09-17 | 株式会社小糸制作所 | Lamp unit for vehicle |
| JP2009026587A (en) * | 2007-07-19 | 2009-02-05 | Ichikoh Ind Ltd | Lighting fixture for vehicle |
| JP2014207119A (en) * | 2013-04-12 | 2014-10-30 | 旭化成ホームズ株式会社 | Daylighting apparatus |
| CN108443824A (en) * | 2018-05-17 | 2018-08-24 | 华定谟 | Head light device for vehicle and motor vehicle |
| CN209856978U (en) * | 2019-07-05 | 2019-12-27 | 华定谟 | Headlight device for vehicle and motor vehicle |
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