CN108980773A - Multi-angle light guide and be used for car light lamps and lanterns - Google Patents
Multi-angle light guide and be used for car light lamps and lanterns Download PDFInfo
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- CN108980773A CN108980773A CN201811220948.2A CN201811220948A CN108980773A CN 108980773 A CN108980773 A CN 108980773A CN 201811220948 A CN201811220948 A CN 201811220948A CN 108980773 A CN108980773 A CN 108980773A
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- Prior art keywords
- light
- guide
- angle
- rack gear
- lighting
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- 241001465382 Physalis alkekengi Species 0.000 title claims abstract description 20
- 238000009792 diffusion process Methods 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 19
- 239000003550 marker Substances 0.000 claims description 4
- 239000006071 cream Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 description 13
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000001154 acute effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/24—Light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/243—Light guides characterised by the emission area emitting light from one or more of its extremities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/40—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of hollow light guides
-
- 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
-
- 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
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to vehicle car light technical field more particularly to a kind of multi-angle light guide and it is used for car light lamps and lanterns.The multi-angle light guide includes light pipe；The surface of light pipe is provided with multiple guide-lighting rack gears；Guide-lighting rack gear is along the axially extending of light pipe；And guide-lighting rack gear has light direction along the axial direction perpendicular to light pipe；It is multiple leaded light rack gears at least have there are two light direction.This is used for car light lamps and lanterns including at least light source, illuminator and multi-angle light guide；The light-emitting surface of illuminator is corresponding with the light direction position of multi-angle light guide, so that the light of light source is incident on multiple light-emitting surfaces of illuminator by multi-angle light guide.The purpose of the present invention is to provide multi-angle light guide and car light lamps and lanterns are used for, large number of, the required wiring board area to be able to solve light source to be larger, occupies the technical issues of larger internal structural space and higher cost.
Description
Technical field
The present invention relates to vehicle car light technical field more particularly to a kind of multi-angle light guide and it is used for car light lamps and lanterns.
Background technique
Car light is the device that car lighting uses, and is played an important role during vehicle safe driving.According to vehicle
The purposes of lamp can be classified as: combination head lamp, combination tail lamp and license plate lamp etc..Wherein, combination head lamp is located at automobile
Front, including long-and-short distant light, daytime running lamps, front position lamp, front directional, corner lamp etc., it mainly plays illumination and signal designation
Effect, the light that long-and-short distant light issues can illuminate the road conditions in front of car body, be conducive to driver's ring bad in light
It drives safely in border.Combination tail lamp is located at the tail portion of automobile, including Rear Position Lamp, rear directional, Brake lamp, Rear Fog Lamp, reversing
Lamp etc. also mainly plays illumination and signal designation；License plate lamp is mainly illuminating license plate, makes the environment that people are bad in light
Middle discrimination vehicle license.
For car light light-emitting surface have multiple angles part, frequently with light emitting species be multiple directions arrangement LED
(abbreviation of Light Emitting Diode, the entitled light emitting diode of Chinese) wiring board direct projection light-emitting surface；In order to realize relatively
Even lights effect, needs to arrange that a LED arranges one as light source, such as every 10mm-20mm every a distance
LED.The program needs the large number of of light source, and required wiring board area is larger, it is larger to occupy internal structural space, cost compared with
It is high.
Therefore, the application provides the new multi-angle light guide of one kind and regarding to the issue above for car light lamps and lanterns, to reduce
The quantity of light source, the area of wiring board needed for reducing reduce the space for occupying internal structure and reduce cost.
Summary of the invention
The purpose of the present invention is to provide multi-angle light guides, to be able to solve large number of, the required wiring board of light source
Area is larger, occupies the technical issues of larger internal structural space and higher cost.
The object of the invention is also to provide car light lamps and lanterns are used for, to be able to solve large number of, the required route of light source
Plate suqare is larger, occupies the technical issues of larger internal structural space and higher cost.
To achieve the goals above, the present invention provides following technical schemes；
Based on above-mentioned first purpose, multi-angle light guide provided by the invention, including light pipe；The surface of the light pipe
It is provided with multiple guide-lighting rack gears；
The leaded light rack gear is along the axially extending of the light pipe；And the guide-lighting rack gear is along perpendicular to the light pipe
Axial direction have light direction；
Multiple guide-lighting rack gears at least have there are two light direction.
In any of the above-described technical solution, optionally, along the axial direction perpendicular to the light pipe, the leaded light rack gear goes out
Light direction has diffusion angle；
And/or the axial direction along the light pipe, the light direction of the leaded light rack gear have diffusion angle.
In any of the above-described technical solution, optionally, along the axial direction perpendicular to the light pipe, the leaded light rack gear goes out
The diffusion angle of light direction is -15 ° to 15 °；
And/or the axial direction along the light pipe, the diffusion angle of the light direction of the leaded light rack gear is -25 ° to 25 °.
In any of the above-described technical solution, optionally, each facewidth of the leaded light rack gear is same or different, Huo Zhesuo
The each facewidth part for stating guide-lighting rack gear is identical；
And/or multiple guide-lighting rack gears the facewidth is same or different or the facewidth portion of multiple guide-lighting rack gears
Split-phase is same.
In any of the above-described technical solution, optionally, multiple guide-lighting rack gears are set along the circumferentially-spaced of the light pipe
It sets；
It is connected between all or part of adjacent guide-lighting rack gear by arc surface；Alternatively, all or part of described
The surface of guide-lighting rack gear protrusion or the recessed light pipe.
In any of the above-described technical solution, optionally, the joint face between all or part of adjacent guide-lighting rack gear
On be provided with multiple grooves, multiple grooves are arranged along the axially spaced-apart of the light pipe.
In any of the above-described technical solution, optionally, the groove is in semi-cylindrical；
The groove protrudes from or is recessed in the joint face；
The facewidth of the leaded light rack gear is 1.2mm-2.5mm；
The diameter of the light pipe is 6mm-10mm；
The quantity of the leaded light rack gear is 2-5；
The light pipe uses PC material.
Based on above-mentioned second purpose, provided by the present invention for car light lamps and lanterns, including light source, illuminator and above-mentioned polygonal
Spend light guide；
The light-emitting surface of the illuminator is corresponding with the light direction position of the multi-angle light guide, so that the multi-angle
The light of the light source is incident on multiple light-emitting surfaces of the illuminator by light guide.
In any of the above-described technical solution, optionally, the illuminator is the milky dispersed material with multiple angles
Part；
Alternatively, the illuminator is with multiple angles and surfaces externally and internally has the transparent PC material part of decorative pattern or dermatoglyph.
In any of the above-described technical solution, optionally, it is described for car light lamps and lanterns setting front position lamp, Rear Position Lamp,
On side-marker lamp or atmosphere lamp.
By adopting the above technical scheme, beneficial effects of the present invention:
Multi-angle light guide provided by the invention is provided with multiple guide-lighting rack gears by the surface of light pipe；And it multiple leads
Light rack gear along axial direction perpendicular to light pipe at least have there are two light direction, it can be achieved that LED needed for multi-angle light feature etc.
The quantity of light source is few, wiring board area is small, while saving inner space keeps car light compact small and exquisite；Specifically, can be by leading
Light source is arranged in the one or both ends of light pipe, and the light of light source can be by light pipe by guide-lighting rack gear reflection and along light side out
To injection, light can be gone out from least two angles, can enlarging lighting area and wiring board area, and save in
Portion space keeps car light more compact small and exquisite.The multi-angle light guide needs the quantity of the light sources such as LED seldom and cost is relatively low.
Provided by the present invention for car light lamps and lanterns, can be set by the one or both ends of the light pipe in multi-angle light guide
Light source is set, the light of light source can be reflected by guide-lighting rack gear by light pipe and be projected along light direction, can be from least two
A angle goes out light, can enlarging lighting area and wiring board area, and save inner space keep car light more compact
It is small and exquisite；It needs the quantity of the light sources such as LED seldom and cost is relatively low.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the first structure diagram for the multi-angle light guide that the embodiment of the present invention one provides；
Fig. 2 is the area the A enlarged drawing of multi-angle light guide shown in FIG. 1；
Fig. 3 is the cross-sectional view of multi-angle light guide shown in FIG. 1；
Fig. 4 is the second structural schematic diagram of the multi-angle light guide that the embodiment of the present invention one provides；
Fig. 5 is the cross-sectional view of multi-angle light guide shown in Fig. 4；
Fig. 6 is the third structural schematic diagram for the multi-angle light guide that the embodiment of the present invention one provides；
Fig. 7 is the use state diagram for the multi-angle light guide that the embodiment of the present invention one provides；
Fig. 8 is another use state diagram for the multi-angle light guide that the embodiment of the present invention one provides.
Icon: 110- light pipe；120- leaded light rack gear；The guide-lighting rack gear of 121- first；The guide-lighting rack gear of 122- second；123-
Three guide-lighting rack gears；The guide-lighting rack gear of 124- the 4th；130- groove；140- joint face；150- illuminator；The first light-emitting surface of 151-；
The second light-emitting surface of 152-；153- third light-emitting surface；The first illuminator of 154-；1541- the first illuminator plane of incidence；155- second is sent out
Body of light；1551- the second illuminator plane of incidence.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one
Referring to shown in Fig. 1-Fig. 8, present embodiments providing a kind of multi-angle light guide；Fig. 1, Fig. 4 and Fig. 6 are the present embodiment
Three kinds of structural schematic diagrams of the multi-angle light guide of offer；Wherein, Fig. 2 is that the area A of multi-angle light guide shown in FIG. 1 amplifies
Figure, Fig. 3 are the cross-sectional view of multi-angle light guide shown in FIG. 1, and Fig. 5 is the transversal of multi-angle light guide shown in Fig. 4
Face schematic diagram, Fig. 3 and cross section shown in fig. 5 are along the axial section perpendicular to light pipe；Fig. 7 and Fig. 8 is the present embodiment
Two kinds of use state diagrams of the multi-angle light guide of offer.
Multi-angle light guide provided in this embodiment is adapted to carry out multi-angle, larger area goes out light and lights uniformity
Preferable vehicle light illumination is particularly suitable for the not high front position lamp of brightness laws and regulations requirement, Rear Position Lamp, side-marker lamp or atmosphere lamp
Equal signal lamps.
Referring to shown in Fig. 1-Fig. 8, the multi-angle light guide includes light pipe 110；The surface of light pipe 110 is provided with more
A leaded light rack gear 120；
Guide-lighting rack gear 120 is along the axially extending of light pipe 110；And guide-lighting rack gear 120 is along the axis perpendicular to light pipe 110
To with light direction；
It is multiple leaded light rack gears 120 at least have there are two light direction.Optionally, the light direction of each guide-lighting rack gear 120
It is different.In multi-angle light guide in application, the illuminator with multiple angle light-emitting surfaces, each of which light-emitting surface and light direction
Position is corresponding, so that the light of multi-angle light guide can be on the light-emitting surface of irradiation luminous body.Wherein, illuminator is with multiple angles
The milky dispersed material part of degree；Alternatively, illuminator is with multiple angles and surfaces externally and internally has the transparent of decorative pattern or dermatoglyph
PC material parts；Or illuminator is other materials part.
Multi-angle light guide described in the present embodiment is provided with multiple guide-lighting rack gears 120 by the surface of light pipe 110；
And multiple guide-lighting rack gears 120 at least have there are two light direction along the axial direction perpendicular to light pipe 110, it can be achieved that multi-angle shines
The quantity of the light sources such as LED needed for part is few, wiring board area is small, while saving inner space keeps car light compact small and exquisite；It is specific and
Light source can be arranged in speech by the one or both ends in light pipe 110, and the light of light source can be by light pipe 110 by guide-lighting
Rack gear 120 reflect simultaneously projected along light direction, light can be gone out from least two angles, can enlarging lighting area and
Wiring board area, and saving inner space keeps the car light more compact small and exquisite.The multi-angle light guide needs the light sources such as LED
Quantity is few and cost is relatively low.
In the optinal plan of the present embodiment, along the axial direction perpendicular to light pipe 110, the light direction tool of guide-lighting rack gear 120
There is diffusion angle；There is diffusion angle along the axial light direction perpendicular to light pipe 110 by guide-lighting rack gear 120, to have
Effect increases the axial lighting area perpendicular to light pipe 110.
Optionally, along the axial direction perpendicular to light pipe 110, the diffusion angle of the light direction of guide-lighting rack gear 120 is -15 °
To 15 °；Optionally, along the axial direction perpendicular to light pipe 110, the diffusion angle of the light direction of guide-lighting rack gear 120 is -15 °, -
12 °, -10 °, 5 °, 12 ° or 15 ° etc..
In the optinal plan of the present embodiment, along the axial direction of light pipe 110, the light direction of guide-lighting rack gear 120 has diffusion
Angle；Axial light direction by guide-lighting rack gear 120 along light pipe 110 has diffusion angle, so that multi-angle light guide
Emitting brightness uniformity it is preferable.
Optionally, along the axial direction of light pipe 110, the diffusion angle of the light direction of guide-lighting rack gear 120 is -25 ° to 25 °.
Optionally, along the axial direction of light pipe 110, the diffusion angle of the light direction of guide-lighting rack gear 120 is -25 °, -15 °, -10 °, 5 °,
15 ° or 25 ° etc..
In the present embodiment, along the axial direction of light pipe 110, the diffusion angle size and leaded light of guide-lighting 120 light direction of rack gear
The facewidth of each tooth of rack gear 120 is related.
In the optinal plan of the present embodiment, each facewidth of guide-lighting rack gear 120 is same or different, or guide-lighting rack gear
120 each facewidth part is identical.
In the optinal plan of the present embodiment, the facewidth of multiple leaded light rack gears 120 is same or different or multiple guide-lighting teeth
The facewidth part of item 120 is identical.
In the present embodiment, the quantity of guide-lighting rack gear 120 can be according to light-emitting surface moulding, 110 diameter of light pipe and each leaded light
The factors such as the facewidth of rack gear 120 adjust accordingly.
Multiple guide-lighting rack gears 120 of the surface setting of light pipe 110 in the present embodiment can be all guide-lighting rack gears 120
Along being provided at circumferentially spaced for light pipe 110, or guide-lighting being provided at circumferentially spaced along light pipe 110 of rack gear 120 in part, portion
Guide-lighting rack gear 120 is divided to be arranged along the axially spaced-apart of light pipe 110.
In the optinal plan of the present embodiment, multiple leaded light rack gear 120 being provided at circumferentially spaced along light pipe 110.
Optionally, the surface of all or part of guide-lighting protrusion of rack gear 120 or recessed light pipe 110；Referring to figures 1-3
Shown, optionally, the surface of the recessed light pipe 110 of guide-lighting rack gear 120 processes guide-lighting rack gear in a manner of through removal material
120,110 material of light pipe has been saved, has been also convenient for processing guide-lighting rack gear 120.
Referring to fig. 4 and shown in Fig. 5, optionally, connected between all or part of adjacent guide-lighting rack gear 120 by arc surface
It connects.Arc surface is used by the joint face between adjacent guide-lighting rack gear 120, effectively to increase the axial direction perpendicular to light pipe 110
Lighting area.
It is shown in Figure 6, optionally, it is provided on the joint face between all or part of adjacent guide-lighting rack gear 120 more
A groove 130, multiple grooves 130 are arranged along the axially spaced-apart of light pipe 110.It is vertical effectively to increase by multiple grooves 130
In the axial lighting area of light pipe 110.
Optionally, groove 130 is in semi-cylindrical or other shapes.
Optionally, groove 130 protrudes from or is recessed in joint face.
In the optinal plan of the present embodiment, the facewidth of guide-lighting rack gear 120 is 1.2mm-2.5mm；For example, guide-lighting rack gear 120
The facewidth be 1.2mm, 1.35mm, 1.5mm, 1.6mm, 2.25mm or 2.5mm etc..
In the optinal plan of the present embodiment, the diameter of light pipe 110 is 6mm-10mm；For example, the diameter of light pipe 110 is
6mm, 7.5mm, 8m, 8.8mm, 9mm or 10mm etc..
In the optinal plan of the present embodiment, the quantity of guide-lighting rack gear 120 is 2-5, or guide-lighting rack gear 120 uses it
His quantity.
In the optinal plan of the present embodiment, the material good using translucency of light pipe 110, optionally, light pipe 110 is used
PC material.
The present embodiment in order to better understand, below in conjunction with Detailed description of the invention:
Shown in referring to figures 1-3, light pipe 110 has 3 guide-lighting rack gears 120, the respectively first guide-lighting rack gear 121, the
Two guide-lighting rack gears 122 and third leaded light rack gear 123；Wherein, the diameter of light pipe 110 is, for example, 6mm-10mm.Each is guide-lighting
Rack gear 120 has a main light direction and difference in ZX plane, while each guide-lighting rack gear 120 is led out in ZX plane along it
Light direction has certain diffusion angle, such as Z-direction ± 15 °, the tooth of the diffusion angle size and each tooth of guide-lighting rack gear 120
Wide L is related, and the distance of the facewidth is, for example, 1.2mm-2.5mm.The first guide-lighting rack gear 122 of guide-lighting rack gear 121, second and third are guide-lighting
The facewidth of rack gear 123 may be the same or different, and wherein each facewidth of each guide-lighting rack gear 120 may be the same or different；Often
One guide-lighting rack gear 120 has certain diffusion angle, such as Y-direction ± 25 ° along its main light direction in X/Y plane.
In Fig. 1-Fig. 3, the main light direction of the second guide-lighting rack gear 122 is preferably +X direction, goes out light along+X master in ZX plane
Direction has certain diffusion angle, has certain diffusion angle along the main light direction of+X in X/Y plane；First guide-lighting rack gear
121 main light direction is to be illustrated as 60 ° in ZX plane and -Z direction angle direction at an acute angle, can also be 30 ° -60 °,
There is certain diffusion angle along the main light direction in ZX plane, there is certain diffusion along the main light direction in X/Y plane
Angle；The main light direction of third leaded light rack gear 123 is to be illustrated as 45 ° in ZX plane and +Z direction angle direction at an acute angle,
It can also be 30 ° -60 °, there is certain diffusion angle along the main light direction in ZX plane, go out light side along the master in X/Y plane
To with certain diffusion angle.Arrow direction shown in Fig. 2 is light direction.
Referring to fig. 4 and shown in Fig. 5, multi-angle light guide shown in Fig. 4 is the remodeling of multi-angle light guide shown in FIG. 1；
It is connected, can effectively be increased using arc surface between the joint face 140 of the adjacent guide-lighting rack gear 120 of multi-angle light guide shown in Fig. 4
Big Z-direction light-emitting surface.
Shown in Figure 6, multi-angle light guide shown in fig. 6 is another remodeling of multi-angle light guide shown in FIG. 1,
Increase groove 130 between the adjacent guide-lighting rack gear 120 of multi-angle light guide shown in fig. 6, is illustrated as cylinder groove namely adjacent
Cylinder groove is set on the joint face 140 of guide-lighting rack gear 120, can effectively increase Z-direction light-emitting surface.
The XYZ coordinate of Fig. 7 and Fig. 8 referring to Fig. 1 XYZ coordinate.
Shown in Figure 7, multi-angle light guide uses diameter for the light pipe 110 of 8mm, has 4 row's leaded light rack gears 120,
The respectively first guide-lighting rack gear 122 of guide-lighting rack gear 121, second, third leaded light rack gear 123 and the 4th guide-lighting rack gear 124；Illuminator
150 be that there are three different angle light-emitting surface, respectively the first light-emitting surface 151, the second light-emitting surface 152 and third light-emitting surfaces 153 for tool；
Illuminator 150 is, for example, to have that there are three the milky dispersed material parts of different angle light-emitting surface or tool there are three different angle
Light-emitting surface and surfaces externally and internally have the transparent PC material part of decorative pattern or dermatoglyph.The main light direction of second guide-lighting rack gear 122 is+X
Direction has certain diffusion angle along the main light direction of+X in ZX plane, has centainly in X/Y plane along the main light direction of+X
Diffusion angle, the facewidth is 1.6mm, and the second guide-lighting rack gear 122 mainly goes out bright second light-emitting surface 152 of luminous point；First guide-lighting tooth
The main light direction of item 121 is to have in ZX plane along the main light direction in ZX plane and -Z direction at 60 ° of angle direction
Certain diffusion angle has certain diffusion angle along the main light direction in X/Y plane, and the facewidth is 1.4mm, and first leads
Light rack gear 121 mainly goes out the bright third light-emitting surface 153 of luminous point；The main light direction of third leaded light rack gear 123 is in ZX plane and+Z
Direction has certain diffusion angle along the main light direction in ZX plane, goes out in X/Y plane along the master at 40 ° of angle direction
Light direction has certain diffusion angle, and the facewidth is 1.4mm, and third leaded light rack gear 123 mainly goes out bright first light-emitting surface of luminous point
The half part of 151 lower half portion namely the first light-emitting surface 151 close to the second light-emitting surface 152；The master of 4th guide-lighting rack gear 124 goes out
Light direction is to have certain diffusion along the main light direction in ZX plane at 80 ° of angle direction in ZX plane and +Z direction
Angle has certain diffusion angle along the main light direction in X/Y plane, and the facewidth is 1.4mm, and the 4th guide-lighting rack gear 124 is main
Go out bright first light-emitting surface, 151 top half of luminous point namely half part of first light-emitting surface 151 far from the second light-emitting surface 152.
Shown in Figure 8, multi-angle light guide uses diameter for the light pipe 110 of 8mm, there is 2 row's leaded light rack gears 120, point
It Wei not the first guide-lighting rack gear 121 and the second guide-lighting rack gear 122.The quantity of illuminator 150 is two, respectively the first illuminator
154 and second illuminator 155, wherein the angle of the first illuminator 154 and the light-emitting surface of the second illuminator 155 is different；Illuminator
150 be, for example, the transparent PC material part that surfaces externally and internally has decorative pattern.The main light direction of first guide-lighting rack gear 121 is in ZX plane
The angle direction at 45 ° with -Z direction has certain diffusion angle along the main light direction in ZX plane, should on X/Y plane edge
Main light direction has certain diffusion angle, and the facewidth is 1.3mm, and the first guide-lighting 121 principal rays of rack gear enter the first hair
The first illuminator plane of incidence 1541 of body of light 154 is rolled over by the total reflection of 154 inner surface decorative pattern of the first illuminator, outer surface decorative pattern
The effect of penetrating goes out light from the first light-emitting surface 151 of the first illuminator 154；The main light direction of second guide-lighting rack gear 122 is flat in ZX
Face and +Z direction have certain diffusion angle along the main light direction in ZX plane, on X/Y plane edge at 80 ° of angle direction
The main light direction has certain diffusion angle, and the facewidth is 1.3mm, and the second guide-lighting 122 principal rays of rack gear enter second
The second illuminator plane of incidence 1551 of illuminator 155, by the total reflection of 155 inner surface decorative pattern of the second illuminator, outer surface decorative pattern
Refraction action goes out light from the second light-emitting surface 152 of the second illuminator 155.
Embodiment two
Embodiment two provides one kind for car light lamps and lanterns, which includes the leaded light of multi-angle described in embodiment one
The technical characteristic of body, multi-angle light guide disclosed in embodiment one is also applied for the embodiment, and embodiment one is published more
The technical characteristic of angle light guide is not repeated to describe.
It is provided in this embodiment be used for car light lamps and lanterns, such as be arranged in the not high front position lamp of brightness requirement, Rear Position Lamp,
On the signal lamps such as side-marker lamp or atmosphere lamp.
The car light lamps and lanterns that are used for include light source, illuminator and multi-angle light guide；Optionally, light source LED.
The light-emitting surface of illuminator is corresponding with the light direction position of multi-angle light guide, so that multi-angle light guide is by light source
Light be incident on multiple light-emitting surfaces of illuminator.This can pass through one of the light pipe in multi-angle light guide for car light lamps and lanterns
Light source is arranged in end or both ends, and the light of light source can be reflected by guide-lighting rack gear by light pipe and be projected along light direction,
Light can be gone out from least two angles, can enlarging lighting area and wiring board area, and save inner space make
Car light is more compact small and exquisite；It needs the quantity of the light sources such as LED seldom and cost is relatively low.
In the optinal plan of the present embodiment, illuminator is the milky dispersed material part with multiple angles；
Alternatively, illuminator is with multiple angles and surfaces externally and internally has the transparent PC material part of decorative pattern or dermatoglyph.
Illuminator can also use other materials part.
Have the advantages that multi-angle light guide described in embodiment one, embodiment one for car light lamps and lanterns described in the present embodiment
The advantages of disclosed multi-angle light guide, is not repeated to describe herein.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other implementations
Certain features rather than other feature included by example, but the combination of the feature of different embodiments means in the present invention
Within the scope of and form different embodiments.For example, in claims above, embodiment claimed
It is one of any can in any combination mode come using.The information disclosed in the background technology section is intended only to deepen pair
The understanding of general background technology of the invention, and be not construed as recognizing or implying in any form that information composition has been this
The prior art well known to the technical staff of field.
Claims (10)
1. a kind of multi-angle light guide, which is characterized in that including light pipe；The surface of the light pipe is provided with multiple guide-lighting teeth
Item；
The leaded light rack gear is along the axially extending of the light pipe；And the guide-lighting rack gear is along the axis perpendicular to the light pipe
To with light direction；
Multiple guide-lighting rack gears at least have there are two light direction.
2. multi-angle light guide according to claim 1, which is characterized in that along the axial direction perpendicular to the light pipe, institute
The light direction for stating guide-lighting rack gear has diffusion angle；
And/or the axial direction along the light pipe, the light direction of the leaded light rack gear have diffusion angle.
3. multi-angle light guide according to claim 2, which is characterized in that along the axial direction perpendicular to the light pipe, institute
The diffusion angle for stating the light direction of guide-lighting rack gear is -15 ° to 15 °；
And/or the axial direction along the light pipe, the diffusion angle of the light direction of the leaded light rack gear is -25 ° to 25 °.
4. multi-angle light guide according to claim 1, which is characterized in that it is described leaded light rack gear each facewidth it is identical or
Each facewidth part of person's difference or the guide-lighting rack gear is identical；
And/or multiple guide-lighting rack gears the facewidth is same or different or the facewidth part phase of multiple guide-lighting rack gears
Together.
5. multi-angle light guide according to claim 1, which is characterized in that multiple guide-lighting rack gears are along the light pipe
Be provided at circumferentially spaced；
It is connected between all or part of adjacent guide-lighting rack gear by arc surface；Alternatively, all or part of leaded light
The surface of rack gear protrusion or the recessed light pipe.
6. multi-angle light guide according to claim 1, which is characterized in that all or part of adjacent guide-lighting rack gear
Between joint face on be provided with multiple grooves, multiple grooves are arranged along the axially spaced-apart of the light pipe.
7. multi-angle light guide according to claim 6, which is characterized in that the groove is in semi-cylindrical；
The groove protrudes from or is recessed in the joint face；
The facewidth of the leaded light rack gear is 1.2mm-2.5mm；
The diameter of the light pipe is 6mm-10mm；
The quantity of the leaded light rack gear is 2-5；
The light pipe uses PC material.
8. one kind is used for car light lamps and lanterns, which is characterized in that described in any item more including light source, illuminator and claim 1-7
Angle light guide；
The light-emitting surface of the illuminator is corresponding with the light direction position of the multi-angle light guide, so that the multi-angle is guide-lighting
The light of the light source is incident on multiple light-emitting surfaces of the illuminator by body.
9. according to claim 8 be used for car light lamps and lanterns, which is characterized in that the illuminator is the cream with multiple angles
White dispersed material part；
Alternatively, the illuminator is with multiple angles and surfaces externally and internally has the transparent PC material part of decorative pattern or dermatoglyph.
10. according to claim 8 be used for car light lamps and lanterns, which is characterized in that described to be arranged for car light lamps and lanterns in anteposition
It sets on lamp, Rear Position Lamp, side-marker lamp or atmosphere lamp.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811220948.2A CN108980773A (en) | 2018-10-19 | 2018-10-19 | Multi-angle light guide and be used for car light lamps and lanterns |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811220948.2A CN108980773A (en) | 2018-10-19 | 2018-10-19 | Multi-angle light guide and be used for car light lamps and lanterns |
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| CN108980773A true CN108980773A (en) | 2018-12-11 |
Family
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| CN201811220948.2A Pending CN108980773A (en) | 2018-10-19 | 2018-10-19 | Multi-angle light guide and be used for car light lamps and lanterns |
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