CN109519873A - Optical system suitable for more moulding signal lamps - Google Patents
Optical system suitable for more moulding signal lamps Download PDFInfo
- Publication number
- CN109519873A CN109519873A CN201811623892.5A CN201811623892A CN109519873A CN 109519873 A CN109519873 A CN 109519873A CN 201811623892 A CN201811623892 A CN 201811623892A CN 109519873 A CN109519873 A CN 109519873A
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- Prior art keywords
- wall part
- thick wall
- moulding
- optical system
- heavy
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- 238000000465 moulding Methods 0.000 title claims abstract description 36
- 230000003287 optical effect Effects 0.000 title claims abstract description 26
- 238000005266 casting Methods 0.000 claims abstract description 17
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000005286 illumination Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000005457 optimization Methods 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 2
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 2
- 230000001795 light effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 101100117236 Drosophila melanogaster speck gene Proteins 0.000 description 1
- 238000013473 artificial intelligence Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000006855 networking Effects 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
- 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
- F21S43/241—Light guides characterised by the shape of the light guide of complex shape
-
- 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
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/31—Optical layout thereof
- F21S43/315—Optical layout thereof using total internal reflection
-
- 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
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- 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
- 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
- F21S43/247—Light guides with a single light source being coupled into the light guide
-
- 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
- F21S43/40—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the combination of reflectors and refractors
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention provides a kind of optical system suitable for more moulding signal lamps, including light source and heavy section casting, the heavy section casting includes collimator, it is totally reflected structure, thick wall part one, thick wall part two and heavy wall patterned surface, wherein, the thick wall part one and thick wall part are second is that realize the moulding heavy wall of " 7 " font, the collimating structure is located at the total reflection superstructure, the thick wall part one and the thick wall part two are located at the front of the collimator and the total reflection structure, it is the heavy wall patterned surface in the thick wall part one and two forefront of the thick wall part, realize that the moulding of " 7 " font goes out light.Both it had solved and traditional has realized that complex model goes out at high cost present in light and optics and lights the problems such as effect is bad with muti-piece pcb board and the light source of multiple direct-injection types behind complex model, simultaneously when realizing the optical system of more moulding, complex model uniformly lighted, cost can be reduced while being obtained and excellent light effect.
Description
Technical field
The present invention relates to automobile signal light field more particularly to a kind of optical systems suitable for more moulding signal lamps.
Background technique
With China Auto Market iteration speed constantly accelerate, especially new-energy automobile, car networking, AI artificial intelligence
The development of technology, the huge variation that the definition of automobile occurs for people, shape-designing higher and higher for aesthetic requirement
Also just all the more diversified, each vehicle client meets the characteristics of the times in the present age in imparting automobile, to meet people for automobile
Greater demand.Therefore by vehicle customer demand, more shape-designings bring optical design for more diversified vehicle light shape design
The complexity and diversity of system, while being bound to bring the increase of cost.
Compared to traditional mentality of designing, this type " 7 " font is designed, generally will use plurality of LEDs optically focused direct projection,
It realizes that moulding is lighted, or class " 7 " word is split into two parts realization and lights design, inherently increase considerably into this way
This, while it is also bad to light effect.
Simultaneously because vehicle light shape increasingly tilts, almost with vehicle driving direction angle at 45 °, when occurring two or two
When a above class " 7 " shape-designing, and when the direct projection of plurality of LEDs condenser being used to design, pcb board is had no idea using one piece,
The pcb board using two or more than two is needed, splitting PCB plate used in designing can be more, and design cost is caused substantially to increase
Add.
It and is not only merely the design of " 7 " font, the design for other complex models that thus diffraction goes out, such as other numbers
Word, letter, figure or similar such complex model etc., existing design all exist it is at high cost, using light source direct-injection type point
Bright optical system, which will lead to, to be there is speck or dark space etc. and lights problem of non-uniform.
Summary of the invention
To solve the above problems, being utilized it is an object of the invention to provide a kind of optical system suitable for more moulding signal lamps
Collimator and total reflection structure cooperation be located at front multiple thick-walled structure parts and heavy wall go out light patterned surface realize more moulding,
Complex model is uniformly lighted, and can be reduced cost while be obtained and excellent light effect.
The present invention provides a kind of optical system suitable for more moulding signal lamps, including light source and heavy section casting, the heavy wall
Part includes collimator, total reflection structure, thick wall part one, thick wall part two and heavy wall patterned surface, wherein the thick wall part one
With thick wall part second is that realizing that the moulding heavy wall of " 7 " font, the collimating structure are located at the total reflection superstructure, the thickness
Wall part one and the thick wall part two are located at the front of the collimator and the total reflection structure, in the thick wall part one
It is the heavy wall patterned surface with two forefront of thick wall part, realizes that the moulding of " 7 " font goes out light.
Further improvement lies in that collimator includes collimating structure one, collimating structure two, collimating structure three, the collimation knot
Structure one has the function of refraction and total reflection two, will do it and collimates for the first time, and the collimating structure two is plane of refraction, the collimation
Structure three is paraboloid, and the combination of collimating structure two and collimating structure three will do it second of collimation, collimating structure two and collimation
Structure three needs to consider lambert's illumination mode of light source, carrys out calculation optimization matching design.Thus the light that light source issues passes through two
After the light collimation in a perpendicular direction, it can be achieved with launching parallel rays by collimator.
Parallel rays is divided into further improvement lies in that passing through total reflection structure again above by the parallel rays of collimator
Two parts, a part spread into thick wall part one by once total reflection, and another part parallel rays is by primary or primary
Above total reflection spreads into thick wall part two, and the light in last thick wall part one and thick wall part two passes through heavy wall decorative pattern
Face diffuses to space, meets optical design requirements.Due to shape and the position of the thick wall part one and the thick wall part two
Combination, in conjunction with forefront the heavy wall patterned surface go out light, realize that the moulding of " 7 " font of the invention goes out light.
Further improvement lies in that the thickness of the collimator is greater than or equal to one thickness of thick wall part and the heavy wall
The sum of two thickness of part, guarantees the uniformity lighted.
Further improvement lies in that the heavy wall patterned surface is designed as step-like when moulding face and direction of traffic have angle
Patterned surface cooperated, realization parallel rays is spread.
Further improvement lies in that the thick wall part can not only only have the thick wall part one and thick wall part two,
The thick wall part quantity can be one, two, or it is greater than two, the shape of the thick wall part is variable, the heavy wall
Partial position can also be adjusted according to design requirement.
Further improvement lies in that the thick wall part passes through the combination of shape and position and quantity, complexity may be implemented
Shape-designing can be number, and number is not limited to " 7 " font, can be letter, can for figure or other can be with
The moulding being made of multiple thick wall parts.
Further improvement lies in that when main engine plants' moulding is the optical system using the light-emitting surface of multiple complex models
When combination, such as the combination of optical system, the combination of the optical system of multiple letters or the optics of multiple figures of multiple numbers
Combination of system etc., light source is respectively positioned on the top of the heavy section casting at this time, therefore need to only use multiple heavy section castings, and position respectively
Light source above multiple heavy section castings includes all light sources, both thus, it is possible to realize only with one piece of pcb board thereon
The quantity and cost for reducing pcb board, decrease the quantity and cost of light source, while to light effect more preferable for optics.
Further improvement lies in that the heavy section casting material is polycarbonate or polymethyl methacrylate.
Beneficial effects of the present invention: both solved it is traditional behind complex model with muti-piece pcb board and multiple direct-injection types
Light source realize that complex model goes out at high cost and optics present in light and lights the problems such as effect is bad, while realizing make more
When type, the optical system of complex model uniformly lighted, cost can be reduced while being obtained and excellent light effect.
Detailed description of the invention
Fig. 1 is axonometric drawing of the invention.
Fig. 2 is front view of the invention.
Fig. 3 is top view of the invention.
Fig. 4 is left view of the invention.
Fig. 5 is index path of the invention.
Fig. 6 is the A-A cross-sectional view in Fig. 2.
Fig. 7 is the B-B cross-sectional view in Fig. 3.
Fig. 8 is the C-C cross-sectional view in Fig. 3.
Fig. 9 lights effect picture for of the invention.
Wherein: 1- light source, 2- heavy section casting, 3- collimator, 31- collimating structure one, 32- collimating structure two, 33- collimating structure
Three, 4- are totally reflected structure, 51- thick wall part one, 52- thick wall part two, 6- heavy wall patterned surface.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention will be described in further detail with reference to the examples below, the embodiment
For explaining only the invention, it is not intended to limit the scope of the present invention..
As shown in Figs 1-4, the present embodiment provides a kind of optical systems suitable for more moulding signal lamps, including light source 1, thickness
Wall pieces 2, the heavy section casting 2 include collimator 3, total reflection structure 4, thick wall part 1, thick wall part 2 52 and heavy wall decorative pattern
Face 6.Collimator 3 includes collimating structure 1, collimating structure 2 32, collimating structure 3 33, and the light source 1 is placed on the collimation
In the focus of device 3, thick wall part 1 and thick wall part 2 52 are the moulding heavy wall for realizing " 7 " font in the present embodiment.Institute
It states collimating structure 3 and is located at 4 top of total reflection structure, the thick wall part 1 and the thick wall part 2 52 are located at described
The front of collimator 3 and the total reflection structure 4, is institute in the thick wall part 1 and 2 52 forefront of the thick wall part
Heavy wall patterned surface 6 is stated, realizes that the moulding of " 7 " font goes out light.
As shown in Fig. 1,7-8, the collimating structure 1 has the function of to reflect and be totally reflected two, will do it quasi- for the first time
Directly, the collimating structure 2 32 is plane of refraction, and the collimating structure 3 33 is paraboloid, collimating structure 2 32 and collimating structure three
33 combination will do it second of collimation.Collimating structure 2 32 and collimating structure 3 33 need to consider lambert's illumination mode of LED,
Carry out calculation optimization matching design.
As seen in figs. 5-6, the light that light source 1 issues, by the refraction and total reflection of collimating structure 1 by light one
The light in direction collimates, and by the combination of the total reflection of the refraction and collimating structure 3 33 of collimating structure 2 32, by light, another hangs down
Histogram to light collimation, after the light collimation that such light passes through two perpendicular directions, can be achieved with emitting by collimator 3
Parallel rays out, then parallel rays is divided into two parts by total reflection structure 4 by parallel rays, and a part is by being once all-trans
It penetrates and spreads into thick wall part 1, total reflection of another part parallel rays Jing Guo once or more spreads into heavy wall
Part 2 52, the light in last thick wall part 1 and thick wall part 2 52 diffuse to space by heavy wall patterned surface 6, meet
Optical design requirements.Due to the combination of the shape and position of the thick wall part 1 and the thick wall part 2 52, in conjunction with most
The heavy wall patterned surface 6 in front goes out light, realizes that the moulding of " 7 " font of the present embodiment goes out light.
In order to guarantee to light uniformity, the thickness of the collimator 3 should be greater than or be equal to one 51 thickness of thick wall part
The sum of with 2 52 thickness of thick wall part.
Since moulding face and direction of traffic have angle, so the heavy wall patterned surface 6 is needed to be designed as step-like decorative pattern
Face is cooperated, and parallel rays is spread in realization.The optical system front surface and direction of traffic angle of the present embodiment are 45 ° of left sides
It is right.
When main engine plants' moulding is the combination using the light-emitting surface of multiple " 7 " fonts, light source 1 is respectively positioned on the heavy wall at this time
The top of part 2, therefore multiple heavy section castings 2 need to be only used, and be located at the light source of multiple 2 tops of heavy section casting, as a result, may be used
To realize only with one piece of pcb board, includes thereon all light sources, both reduced the quantity and cost of pcb board, and decreased light
The quantity and cost in source 1.
2 material of heavy section casting is polycarbonate.
Realize that " 7 " font goes out with muti-piece pcb board and the light source of multiple direct-injection types behind complex model compared to traditional
At high cost and optics existing for light lights the problems such as effect is bad, and the scheme of the present embodiment had both reduced the number of pcb board and light source
Amount and cost also by the combination of the present embodiment light source 1 and heavy section casting 2 there is better optics to light effect, while can be applicable in
In the moulding of Various Complex.
Claims (8)
1. a kind of optical system suitable for more moulding signal lamps, it is characterised in that: described including light source (1), heavy section casting (2)
Heavy section casting (2) includes collimator (3), total reflection structure (4), thick wall part one (51), thick wall part two (52) and heavy wall decorative pattern
Face (6), the thick wall part one (51) and thick wall part two (52) are the moulding heavy wall in " 7 " font, the collimating structure (3)
Above total reflection structure (4), the thick wall part one (51) and thick wall part two (52) are located at collimator (3) and total reflection
The front of structure (4) is heavy wall patterned surface (6) to realize " 7 " font in front of thick wall part one (51) and thick wall part two (52)
Moulding go out light.
2. being suitable for the optical system of more moulding signal lamps as described in claim 1, it is characterised in that: the collimator (3)
Including collimating structure one (31), collimating structure two (32), collimating structure three (33), the collimating structure one (31) have refraction and
Two functions are totally reflected, will do it and collimate for the first time, the collimating structure two (32) is plane of refraction, the collimating structure three (33)
For paraboloid, the combination of collimating structure two (32) and collimating structure three (33) will do it second of collimation, collimating structure two (32)
Lambert's illumination mode that light source is considered with collimating structure three (33), carrys out calculation optimization matching design.
3. being suitable for the optical system of more moulding signal lamps as described in claim 1, it is characterised in that: light passes through total reflection
Parallel rays is divided into two parts by structure (4), and a part spreads into thick wall part one (51), another portion by once total reflection
Total reflection of the parallel rays Jing Guo once or more is divided to spread into thick wall part two (52).
4. being suitable for the optical system of more moulding signal lamps as claimed in claim 1 or 2, it is characterised in that: the collimator
(3) thickness is greater than or equal to the sum of thick wall part one (51) thickness and thick wall part two (52) thickness.
5. being suitable for the optical system of more moulding signal lamps as described in claim 1, it is characterised in that: when moulding face and driving
When there is angle in direction, the heavy wall patterned surface (6) is designed as step-like patterned surface and is cooperated, and parallel rays is expanded in realization
It dissipates.
6. being suitable for the optical system of more moulding signal lamps as described in claim 1, it is characterised in that: the thick wall part one
(51) and the quantity of thick wall part two (52) is at least one, and passes through the combination of shape and position and quantity, realizes number
Or the shape-designing of letter or figure.
7. being suitable for the optical system of more moulding signal lamps as claimed in claim 6, it is characterised in that: described when moulding is to adopt
It thereon include all being located at heavy section casting only with one piece of pcb board when with the combination of the optical system of the light-emitting surface of complex model
(2) light source (1) above.
8. the optical system as claimed in claim 1 or 7 suitable for more moulding signal lamps, it is characterised in that: the heavy section casting
(2) material is polycarbonate or polymethyl methacrylate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811623892.5A CN109519873A (en) | 2018-12-28 | 2018-12-28 | Optical system suitable for more moulding signal lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811623892.5A CN109519873A (en) | 2018-12-28 | 2018-12-28 | Optical system suitable for more moulding signal lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109519873A true CN109519873A (en) | 2019-03-26 |
Family
ID=65797120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811623892.5A Pending CN109519873A (en) | 2018-12-28 | 2018-12-28 | Optical system suitable for more moulding signal lamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109519873A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909636A (en) * | 2022-04-29 | 2022-08-16 | 马瑞利汽车零部件(芜湖)有限公司 | Light guide thick wall part optical system with folded angle for eliminating light bright spots and car lamp |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251443A (en) * | 2013-06-26 | 2014-12-31 | 汽车照明罗伊特林根有限公司 | Motor vehicle lighting device with a coupling lens and a transport and conversion lens |
| CN209130783U (en) * | 2018-12-28 | 2019-07-19 | 马瑞利汽车零部件(芜湖)有限公司 | Optical system suitable for more moulding signal lamps |
-
2018
- 2018-12-28 CN CN201811623892.5A patent/CN109519873A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251443A (en) * | 2013-06-26 | 2014-12-31 | 汽车照明罗伊特林根有限公司 | Motor vehicle lighting device with a coupling lens and a transport and conversion lens |
| CN209130783U (en) * | 2018-12-28 | 2019-07-19 | 马瑞利汽车零部件(芜湖)有限公司 | Optical system suitable for more moulding signal lamps |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114909636A (en) * | 2022-04-29 | 2022-08-16 | 马瑞利汽车零部件(芜湖)有限公司 | Light guide thick wall part optical system with folded angle for eliminating light bright spots and car lamp |
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