CN108006585B - Laser light source automobile taillight - Google Patents
Laser light source automobile taillight Download PDFInfo
- Publication number
- CN108006585B CN108006585B CN201711426939.4A CN201711426939A CN108006585B CN 108006585 B CN108006585 B CN 108006585B CN 201711426939 A CN201711426939 A CN 201711426939A CN 108006585 B CN108006585 B CN 108006585B
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- Prior art keywords
- light guide
- decorative ring
- guide decorative
- laser
- core
- Prior art date
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- 239000013307 optical fiber Substances 0.000 claims abstract description 69
- 230000000694 effects Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 3
- 230000000007 visual effect Effects 0.000 abstract description 7
- 239000013585 weight reducing agent Substances 0.000 abstract description 3
- 239000000835 fiber Substances 0.000 description 7
- 238000005034 decoration Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Classifications
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- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
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- 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
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- 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
- F21V2200/10—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type
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- 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
- F21Y2115/30—Semiconductor lasers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention relates to a laser light source automobile tail lamp, which comprises a laser emitter, optical fibers and a light guide ring, wherein two ends of each optical fiber are respectively connected with the emitting end of one laser emitter, the optical fibers are wound on the light guide ring, the light emitted by the laser emitter is guided along the extending direction of the optical fibers, the optical fibers uniformly emit light in the radial direction of 360 degrees, and simultaneously spread the light to the inside of the light guide ring to lighten the light guide ring, the light guide ring comprises a core light guide ring and an edge light guide ring, the core light guide ring is a flower-shaped light guide ring, and the optical fibers on the core light guide ring extend along the edges of petals. The invention can realize the uniform light emission of the illuminant with 'weight reduction' and linear 360 degrees, and based on the same, the attempt of the diversified light emission directions after the combination of the 'line' and the 'body' is carried out, so that the flexible variability of the visual effect of the car lamp is further enhanced.
Description
Technical Field
The invention relates to a car lamp, in particular to a laser light source car lamp, and belongs to the technical field of car lamps.
Background
With the popularization of household automobiles, the automobiles bring people with convenience for transportation, individuation, man-car interaction and aesthetic satisfaction. For example, in the aspect of car lights, various manufacturers have conducted a great deal of research and development work on how to show rich and varied visual effects, and various car light products with characteristics are introduced. However, regardless of which lamp light sources are currently in common use, or the combination of these light sources with the light transmission medium common in existing lamps, the resulting lighting effect is more "coarse" in style, such as larger punctiform and thicker linear lighting effects. In addition, these luminous bodies actually occupy a large vehicle lamp internal space, not only appearing "thick". The 'thick' characteristic makes the realization of the variability design of the visual effect of the car lamp in a narrow car lamp space obviously limited.
Disclosure of Invention
The invention aims to provide a laser light source automobile tail lamp which can realize the 'weight reduction' and linear 360-degree uniform light emission of a light emitting body, and on the basis, the attempt of the diversified light emitting directions after the combination of the 'line' and the 'body' is carried out, so that the flexible variability of the visual effect of the automobile lamp is further enhanced.
The main technical scheme of the invention is as follows:
the utility model provides a laser light source automobile tail lamp, includes laser emitter, optic fibre and light guide decorations circle, the both ends of optic fibre respectively with one laser emitter's exit end is connected, optic fibre winding is in on the light guide decorations circle, will the light that laser emitter sent is along the extending direction of optic fibre guide, and optic fibre radial 360 evenly give out light, simultaneously with the light line light guide decorations circle inside diffusion lights the light guide decorations circle.
The periphery of the light guide decorative ring can be provided with an optical fiber clamping groove, and the optical fiber is embedded in the optical fiber clamping groove and extends along the extending direction of the optical fiber clamping groove.
The light guide decorative ring can comprise a core light guide decorative ring and an edge light guide decorative ring, wherein the core light guide decorative ring is positioned in the middle of the car lamp, the edge light guide decorative ring is preferably a transparent light guide decorative ring, the edge light guide decorative ring extends and is arranged along the edge of the car lamp, the edge light guide decorative ring is in an unsealed strip shape or a sealed annular shape, and different optical fibers are respectively wound on the core light guide decorative ring and the edge light guide decorative ring.
The laser light source automobile tail lamp further comprises a lamp body, a lens, a decorative ring and a core support, wherein the lens is fixedly installed on the lamp body and encloses a lamp cavity together with the lamp body, the decorative ring is fixed on the lamp body, the edge light guide decorative ring is fixedly installed on the decorative ring, the core support is fixedly installed on the lamp body and located in the center of the lamp cavity, the core light guide decorative ring is fixedly installed on the core support, and the laser transmitter is fixed relative to the lamp body.
The core light guide decorative ring can be made of milky white color dispersion nonmetallic materials, and the edge light guide decorative ring can be made of transparent nonmetallic materials.
The edge light guide ring may be a homogeneous light guide ring having the same cross section throughout.
The optical fiber and the exit end of the laser transmitter may be adhesively coupled.
The core light guide ring is preferably a flower-shaped light guide ring, and the optical fibers on the core light guide ring extend along the edges of the petals.
The core light guide decorative ring can comprise an O-shaped decorative ring, a flower-shaped light guide decorative ring A and a flower-shaped light guide decorative ring B, wherein the two flower-shaped light guide decorative rings are arranged in a mode that the flower centers are overlapped front and back and flower petals are staggered with each other, and the O-shaped decorative ring is positioned in front of the two flower-shaped light guide decorative rings.
The laser source automobile tail lamp can also comprise a radiator and a circuit board assembly for supplying power to the laser transmitter, the radiator is fixed in a matched mode through a scalding structure and the decorative ring, the laser transmitter is matched with and fixed to the radiator, and the circuit board assembly is fixed to the lamp body.
The beneficial effects of the invention are as follows:
The light-emitting mechanism combining the laser light source and the optical fiber has the characteristics of high light-emitting efficiency, high response speed, energy conservation, small volume, long service life, low luminance attenuation and the like, and particularly has greater advantages in the aspects of energy consumption and volume than the light-emitting mechanism of the LED light source. The optical fiber has a slim volume, solves the problem of 'weight reduction' in size, can greatly save the internal space of the car lamp, can easily realize the effect of the 'line' -shaped luminous body, can realize diversified luminescence combining the 'line' and the 'body' on the basis, overcomes the defect of 'thick' in the realization of the prior other light sources such as the LED technology, is more suitable for the trend of saving the design space of the car lamp at present, and opens up a new thought for the car lighting market.
And because the optical fiber has the characteristics of flexibility, small linear direction attenuation, uniform luminescence of 360 degrees and the like, the flexible design requirement can be fully met, the modeling design style can be well enriched, the flexible variability of the visual effect of the car lamp is obviously enhanced, and the optical fiber has great practical value.
Drawings
FIG. 1 is a schematic front view of one embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic view of a fiber mounting structure;
FIG. 4 is a schematic illustration of an edge-guiding ferrule and a layout of optical fibers thereon;
fig. 5 is a schematic diagram of the front structure of a flower-shaped light-guiding decorative ring A;
Fig. 6 is a schematic diagram of the front structure of a flower-shaped light-guiding decorative ring B;
Fig. 7 is a partial cross-sectional view of the mounting structure of the flower-shaped light-guiding decorative ring B, O.
Reference numerals: 1. a lamp body; 2. a lens; 3.3m optical fiber; 3-1, left 3m optical fiber; 3-2, right 3m optical fiber; 4. edge light guide decorative ring; 5. a decorative ring; 6-1.1m optical fiber; 6-2.1m optical fiber; 7. a light guide decorative ring B;8. a light guide decorative ring A;9.O shaped decorative rings; 10. a circuit board assembly; 11. a core holder B;12. a core holder a;13. self-tapping screw; 14. a heat sink; 15. a laser emitter; 16. an optical fiber; 17 optical fiber card slot.
Detailed Description
As shown in fig. 1-4, the invention discloses a laser light source automobile tail lamp, which comprises a laser emitter 15, an optical fiber 16 and a light guide decorative ring, wherein two ends of the optical fiber are respectively connected with the emitting end of one laser emitter, for example, the optical fiber can be in adhesive coupling, the optical fiber is wound on the light guide decorative ring, the light emitted by the laser emitter is guided along the extending direction of the optical fiber, the optical fiber uniformly emits light in the radial direction by 360 degrees, and meanwhile, the light is diffused into the light guide decorative ring to lighten the light guide decorative ring, so that the uniform light emitting effect is generated. The optical fiber and the light guide decorative ring emit light rays emitted by the laser emitter to the rear of the automobile according to a designed path, so that the functions of signal lamps such as a rear lamp and a brake lamp are achieved.
The invention adopts the combination of the laser light source and the optical fiber as the light-emitting mechanism, has the advantages of high light-emitting efficiency, high response speed, energy conservation, small volume, long service life, low luminance attenuation and the like, and has larger advantages than the light-emitting mechanism of the LED light source in the aspects of energy consumption and volume. The optical fiber has a slim volume, can greatly save the internal space of the car lamp, can easily realize the effect of the linear luminous body, and can realize diversified luminous of the combination of the linear luminous body and the body on the basis.
And because the optical fiber has the characteristics of flexibility, good light conductivity, small linear direction attenuation, uniform light emission of 360 degrees and the like, the flexible design requirement can be fully met, the design style can be well enriched, the flexible variability of the visual effect of the car lamp is obviously enhanced, good visual effect can be obtained through space multi-angle observation, and the optical fiber has great practical value.
The optical fiber can be fixed on the light guide decorative ring by means of an optical fiber clamping groove. As shown in fig. 3, an optical fiber clamping groove 17 may be disposed at the periphery of the light guide decorative ring, the optical fiber 16 is embedded in the optical fiber clamping groove and extends along the extending direction of the optical fiber clamping groove, and an opening (notch) of the optical fiber clamping groove is configured as a necking shape, and the width of the opening is smaller than the diameter of the optical fiber, so that the optical fiber is not separated from the optical fiber clamping groove. The optical fiber clamping groove can be a groove-shaped structure formed by directly removing materials from the surface of the light guide decorative ring.
The light guide decorative ring can comprise a core light guide decorative ring and an edge light guide decorative ring 4, wherein the core light guide decorative ring is positioned in the middle of the car lamp, the edge light guide decorative ring is preferably a transparent light guide decorative ring, and when the light emitted by the optical fiber lightens the edge light guide decorative ring from outside to inside, a crystal clear luminous effect can be generated. The edge light guide decorative ring extends along the edge of the car lamp. The edge light guide decorative ring can be in an unsealed strip shape or a sealed annular shape (in the embodiment, the annular shape), different optical fibers are respectively wound on the core light guide decorative ring and the edge light guide decorative ring, and different styles of designs can be carried out on the two light guide decorative rings to realize different luminous effects.
The optical fibers 3 on the edge light guide decorative ring are divided into 2 long optical fibers 3-1 and 3-2 with the length of 3m which are arranged left and right, and the corresponding optical fibers are sequentially wound on the edge light guide decorative ring and occupy the left half circle and the right half circle of the edge light guide decorative ring respectively. The adoption of the sequential winding of a plurality of optical fibers can better ensure the lighting uniformity on one hand and can be more convenient to install on the other hand. The fibers may also be arranged in other patterns on the edge-guiding ring, such as a serpentine arrangement, which, when illuminated, presents an annular region of "urban wall".
As shown in fig. 1 and 2, the laser light source automobile tail lamp further comprises a lamp body 1, a lens 2, a decorative ring 5 and a core support, wherein the lens is fixedly installed on the lamp body through screw and buckle connection, and forms a lamp cavity together with the lamp body. The decorative ring is connected to the lamp body through a screw, the edge light-guiding decorative ring is fixedly mounted on the decorative ring in a screw matching mode, the core support is fixedly mounted on the lamp body and located in the center of the lamp cavity, and the core light-guiding decorative ring is fixedly mounted on the core support. The laser transmitter is relatively fixed with the lamp body.
The core light guide decorative ring is preferably made of a milky white color dispersion nonmetallic material, and the edge light guide decorative ring is preferably made of a transparent nonmetallic material.
The edge light guide ring is preferably a homogeneous light guide ring with the same cross section.
In this embodiment, the core light-guiding decorative ring adopts a flower shape, the surface of the core light-guiding decorative ring is an irregular space curved surface, the thickness of each part is different, and the core light-guiding decorative ring has a vivid stereoscopic vision effect after being lightened. The optical fibers on the core light guide decorative ring extend along the edges of each petal and are used for outlining the petals.
As shown in fig. 5, 6 and 7, the core light guiding ring may include an O-ring 9, a flower-shaped light guiding ring A8 and a flower-shaped light guiding ring B7, where the two flower-shaped light guiding rings are arranged in such a way that the flower centers overlap and the flower petals are staggered. One 1m optical fiber 6-1 is matched with the O-shaped decorative ring and the flower-shaped light guide decorative ring A, and the other 1m optical fiber 6-2 is matched with the flower-shaped light guide decorative ring B. Correspondingly, the core support can also be divided into a core support A12 and a core support B11, wherein the core support B is fixedly arranged on the lamp body through screw connection, and the core support A and the core support B are fixedly arranged through snap connection and matching. The flower-shaped light guide decorative ring A and the flower-shaped light guide decorative ring B are respectively matched with corresponding jacks on the core support A and the core support B through bolt structures at the root parts of the flower-shaped light guide decorative ring A and the flower-shaped light guide decorative ring B to realize installation and fixation. The O-shaped decorative ring is positioned in front of the two flower-shaped light guide decorative rings, serves as a flower core part of the flower shape, and is fixed on the core support A through the self-tapping screw 13.
The bolt structure is the cylindric lock, and the jack is the cylinder hole, and the cylindric lock on flower molding light guide decorative ring A and the flower molding light guide decorative ring B cooperatees with the cylinder hole on the core support, has restricted the four orientation degrees of freedom (Y direction and Z direction's removal and around Y axle and Z axle) of flower molding light guide decorative ring A, B. The freedom degree of the flower-shaped light-guiding decorative ring in one direction (namely, the rotation around the X direction) is limited by the surface of the flower-shaped light-guiding decorative ring and the surface of the core support A, which is adhered to the outer contour of the core support A; after the O-shaped decorative ring is matched with the core support A through the screw, the rib inside the O-shaped decorative ring props against the cylindrical pin of the flower-shaped light guide decorative ring to limit the freedom degree (movement in the X direction) of the flower-shaped light guide decorative ring in one direction.
The laser light source automobile tail lamp can further comprise a radiator 14 and a circuit board assembly 10 for supplying power to the laser transmitter, and the radiator is fixed with the decorative ring in a matching way through a hot stamping structure. The laser transmitter is matched and fixed with the radiator in an interference fit and screw connection mode. The circuit board assembly is fixed on the lamp body through screwing.
The brightness of the laser light source can be changed, and the lighting effect of the breathing mode of gradually brightening the optical fiber and the light guide decorative ring from dark and gradually darkening the light can be realized through the control of the circuit board assembly.
Claims (8)
1. A laser light source automobile tail lamp is characterized in that: the light guide ring comprises a laser emitter, optical fibers and light guide rings, wherein two ends of each optical fiber are respectively connected with the emergent end of one laser emitter, the optical fibers are wound on the light guide rings, light rays emitted by the laser emitters are guided along the extending direction of the optical fibers, the optical fibers uniformly emit light in the radial direction of 360 degrees, and meanwhile, the light rays are diffused into the light guide rings to lighten the light guide rings;
The periphery of the light guide decorative ring is provided with an optical fiber clamping groove, and the optical fiber is embedded in the optical fiber clamping groove and extends along the extending direction of the optical fiber clamping groove;
The light guide decorative ring comprises a core light guide decorative ring and an edge light guide decorative ring, the core light guide decorative ring is positioned in the middle of the car lamp, the edge light guide decorative ring is a transparent light guide decorative ring and extends along the edge of the car lamp, the edge light guide decorative ring is in an unsealed strip shape or a sealed ring shape, and different optical fibers are respectively wound on the core light guide decorative ring and the edge light guide decorative ring; the two light guide decorative rings are designed in different styles, so that different luminous effects are realized.
2. A laser light source automobile taillight as defined in claim 1, wherein: the LED lamp comprises a lamp body, a lens, a decorative ring and a core support, wherein the lens is fixedly arranged on the lamp body and encloses a lamp cavity together with the lamp body, the decorative ring is fixed on the lamp body, the edge light guide decorative ring is fixedly arranged on the decorative ring, the core support is fixedly arranged on the lamp body and is positioned in the center of the lamp cavity, the core light guide decorative ring is fixedly arranged on the core support, and the laser transmitter is relatively fixed with the lamp body.
3. A laser light source automobile taillight as defined in claim 2, wherein: the core light guide decorative ring is made of milky white dispersion nonmetallic material, and the edge light guide decorative ring is made of transparent nonmetallic material.
4. A laser light source automobile taillight as defined in claim 3, wherein: the edge light guide decorative ring is a homogeneous light guide decorative ring with the same cross section.
5. A laser light source automobile taillight as defined in claim 4, wherein: the optical fiber is bonded and coupled with the emergent end of the laser emitter.
6. A laser light source automobile taillight as defined in any one of claims 1 to 5, wherein: the core light guide decorative ring is a flower-shaped light guide decorative ring, and the optical fibers on the core light guide decorative ring extend along the edges of each petal.
7. A laser light source automobile taillight as defined in claim 6, wherein: the core light guide decorative ring comprises an O-shaped decorative ring, a flower-shaped light guide decorative ring A and a flower-shaped light guide decorative ring B, wherein the two flower-shaped light guide decorative rings are arranged in a mode that the centers of the flowers are overlapped front and back and the petals of the flowers are staggered with each other, and the O-shaped decorative ring is positioned in front of the two flower-shaped light guide decorative rings.
8. A laser light source automobile taillight as defined in claim 2, wherein: the laser device comprises a lamp body, and is characterized by further comprising a radiator and a circuit board assembly for supplying power to the laser device, wherein the radiator is fixed in a matched mode through a scalding structure, the laser device is matched with and fixed on the radiator, and the circuit board assembly is fixed on the lamp body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711426939.4A CN108006585B (en) | 2017-12-26 | 2017-12-26 | Laser light source automobile taillight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711426939.4A CN108006585B (en) | 2017-12-26 | 2017-12-26 | Laser light source automobile taillight |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108006585A CN108006585A (en) | 2018-05-08 |
| CN108006585B true CN108006585B (en) | 2024-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711426939.4A Active CN108006585B (en) | 2017-12-26 | 2017-12-26 | Laser light source automobile taillight |
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| CN (1) | CN108006585B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109488997B (en) * | 2018-11-20 | 2024-02-09 | 华域视觉科技(上海)有限公司 | Luminous light source fixed knot constructs and car light |
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| CN108006585A (en) | 2018-05-08 |
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