CN212005538U - Thick-walled part optical system for automobile lighting - Google Patents
Thick-walled part optical system for automobile lighting Download PDFInfo
- Publication number
- CN212005538U CN212005538U CN202020833628.0U CN202020833628U CN212005538U CN 212005538 U CN212005538 U CN 212005538U CN 202020833628 U CN202020833628 U CN 202020833628U CN 212005538 U CN212005538 U CN 212005538U
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- Prior art keywords
- thick
- light
- condenser
- wall part
- walled
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- 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
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- 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]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- 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
- F21S43/27—Attachment thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- 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
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- 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 utility model discloses a thick-walled optical system for automobile illumination, which comprises a condenser refraction surface, a thick-walled light emitting surface and a thick-walled light guide; one side of the light guide of the thick-wall part is connected with the refraction surface of the condenser through the thick-wall part connecting structure; the other side of the thick-wall part light guide is a thick-wall part light-emitting surface; the refracting surface of the condenser is set to have a large-angle diffusion effect structure, and meanwhile, the diffusion structure is added on the refracting surface, and the refracting surface is connected together through a thick-wall piece connecting structure in a close packing mode, so that light can be diffused, and all the condensers are connected together. The utility model discloses the light that LED sent, through the diffusion that corresponds the spotlight ware to central light intensity, and peripheral spotlight ware to marginal light's diffusion, makes the light distribution in the whole space more even, and is very little to the required space of thick-walled spare, also can reach fine diffusion effect. In addition, because the light emitted by the LED is transmitted in the whole thick-wall part system, the whole optical system has higher latitude on the position of the LED.
Description
Technical Field
The utility model relates to an optical system structure for car light belongs to the automotive lighting technology field.
Background
Along with the rapid development of automobile lamp technology, the whole automobile customer has higher and higher requirements on the attractive appearance of the automobile lamp, the diversified and miniaturized requirements of the automobile lamp are more and more urgent, and the LED has small light-emitting area, high light energy utilization rate and good design freedom and is more and more universal in application to the automobile lamp. With the stricter requirement of the lamp shape on the beauty, the limitation of the light distribution space is more and more obvious, and how to realize uniform lighting in the limited space is more and more urgent.
Along with the restriction of the lamp on tight clusters and space, the design diversity of the LED lamp is more and more, wherein the combination mode of the LED and the thick-wall part realizes the multi-window effect, the efficiency is high, and the LED lamp becomes one of the common realization modes. The conventional condenser has obvious granular sensation during lighting, and cannot realize the overall uniform lighting effect of the light-emitting surface. And the shallower the depth of the thick-wall part is, the more obvious the granular sensation is, and the design of the lamp is often limited by the modeling space and cannot reach a certain depth. And the condenser has high requirement on the positioning accuracy of the LED, has slight deviation and has more obvious lightening dark areas.
In view of the above problem, the utility model discloses a to the redesign of optical surface, realize shallow depth thick-walled spare evenly lighting structure to solve above-mentioned problem and satisfy whole car customer demand.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model
The utility model aims at providing a thick walled spare optical system for vehicle solves the inhomogeneous problem of lightening of shallow degree of depth direct injection formula thick walled spare.
The technical proposal adopted by the utility model
The utility model discloses a thick-walled optical system for automobile illumination, which comprises a condenser refraction surface, a thick-walled light emitting surface and a thick-walled light guide; one side of the light guide of the thick-wall part is connected with the refraction surface of the condenser through the thick-wall part connecting structure; the other side of the thick-wall part light guide is a thick-wall part light-emitting surface; the refracting surface of the condenser is set to have a large-angle diffusion effect structure, and meanwhile, the diffusion structure is added on the refracting surface, and the refracting surface is connected together through a thick-wall piece connecting structure in a close packing mode, so that light can be diffused, and all the condensers are connected together.
Furthermore, the refracting surface of the condenser is provided with a diffusion structure, and the depth of the diffusion structure is different.
Further, the diffusion structure is a stripe structure, a corn kernel structure, or a skin stripe. The structure of the light direction can be changed to achieve the purpose of light diffusion.
Furthermore, the distance between the LED and the upper surface of the thick-wall part is small, and the diffusion structure is the corn grain patterns, so that when light source light passes through the refraction surface of the condenser, the light is diffused through the corn grain patterns and then is refracted to a required angle from the light-emitting surface patterns. The diffusion angle of light can be effectively controlled by adjusting the size of the patterns of the corn kernels and the diffusion angle.
Furthermore, the distance between the LED and the upper surface of the thick-wall part is large, the closely packed condenser refraction surface only needs to be refracted, other diffusion structures do not need to be added, light source rays are refracted by the condenser refraction surface and then are refracted to a required angle from the light-emitting surface patterns, and the uniform lighting effect can be achieved.
Furthermore, the distance between the PCB and the light emergent surface of the thick-wall part is more than 7mm, so that the thick-wall part has enough length for light transmission.
Furthermore, the condenser among multiple windows shares a condenser structure through the bottom, and multiple windows or functions share one part.
The beneficial effects of the utility model
(1) The utility model discloses the light that LED sent, through the diffusion that corresponds the spotlight ware to central light intensity, and peripheral spotlight ware to marginal light's diffusion, makes the light distribution in the whole space more even, and is very little to the required space of thick-walled spare, also can reach fine diffusion effect. In addition, because the light emitted by the LED is transmitted in the whole thick-wall part system, the whole optical system has higher latitude on the position of the LED.
(2) The utility model discloses the diffusion has been done to light-emitting structure spotlight ware to diffusion decorative pattern has also been done on its surface, and the cancellation between the adjacent spotlight ware shelters from the structure, makes the bright partial light in LED center can spread, makes it scurry light between each spotlight ware, transmits through thick walled member again, in order to obtain even effect of lighting.
(3) The utility model discloses the diffusion structure on spotlight ware surface can be the stripe structure, and maize grain structure or dermatoglyph etc. can change the structure of light direction to reach the purpose of light diffusion.
(4) The utility model discloses condenser passes through bottom sharing condenser structure between the multiwindow, can realize a part of a plurality of windows or function sharing.
Drawings
FIG. 1 is a cross-sectional view of a conventional direct-lit concentrator light-emitting structure;
FIG. 2 is a schematic cross-sectional view of the thick-walled member of the present invention
Fig. 3 is an isometric view of the present invention;
FIG. 4 is a schematic view of a light collector without diffusing patterns at the bottom of a thick-walled part;
fig. 5 is a light guide structure without a thick-walled member on the upper portion of the thick-walled member.
1. A thick-walled member; 2, PCB board; 3, LED model; 11. a condenser refracting surface; 12. a light emitting surface of the thick-walled member; 13. a thick-walled member connection structure; 14. a thick-walled member fixing structure; 15. a thick-walled piece light guide.
Detailed Description
The technical solutions in the examples of the present invention will be described clearly and completely with reference to the accompanying drawings in the examples of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiment of the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.
The following describes an example of the present invention in further detail with reference to the accompanying drawings.
The utility model provides a pair of automobile-used thick walled spare optical system, thick walled spare contains spotlight ware, spotlight ware bottom diffusion decorative pattern, goes out plain noodles decorative pattern structure, connects fixed knot to construct. The light emitting structure condenser is diffused, diffusion patterns are also formed on the surface of the light emitting structure condenser, and a shielding structure is omitted between adjacent light collectors, so that light rays in the center of the LED can be diffused, the light rays can be mixed among the light collectors, and then the light rays are transmitted through the thick-wall part, and a uniform lighting effect is achieved.
Examples
A thick-walled part optical system for automobile illumination comprises an LED circuit board, an LED light source, a diffusion structure, light-emitting surface patterns of the thick-walled part and a connecting structure. As shown in fig. 1, the light of the conventional thick-walled member 1 passes through the inner surface of the condenser to generate parallel light, and then is diffused by the patterns on the light emitting surface, so that the light is turned on with granular sensation. And the shallower the thickness of the thick-walled member, the more pronounced the graininess. In order to obtain a uniform effect for the light-emitting surface 12 of the thick-wall part and a uniform light-emitting effect under the thin-wall part, the refracting surface 11 of the condenser is set to have a large-angle diffusion effect structure, meanwhile, a diffusion structure is added on the refracting surface to enable light to be diffused, and the condensers are connected together to enable light to be diffused among different condensers, so that the light is further diffused, and the purpose of uniform light-emitting surface is achieved.
As shown in fig. 2 and 3, in this embodiment, the thick-walled component structure for automotive lighting is composed of a light collector refraction surface 11, a thick-walled component light-emitting surface 12, a thick-walled component connection structure 13, and a thick-walled component light guide 15. The light-emitting surface windows correspond to the number of the light guides of the thick-wall parts, and the refracting surfaces 11 of the condenser are connected together through the thick-wall part connecting structure 13 in a close packing mode, so that multiple windows share one part, and the cost can be saved. The distance between the LED and the upper surface of the thick-wall part is small, and the refraction surface 11 of the condenser is added with corn grain patterns, so that when light source rays pass through the refraction surface of the condenser, the corn grain patterns are diffused, and then the light source rays are refracted to a required angle from the light-emitting surface patterns. The diffusion angle of light can be effectively controlled by adjusting the size of the patterns of the corn kernels and the diffusion angle.
As shown in fig. 4, in this embodiment, the thick-walled component structure for automotive lighting is composed of a light collector refraction surface 11, a thick-walled component light-emitting surface 12, a thick-walled component connection structure 13 and a thick-walled component light guide 15. The distance between the LED and the upper surface of the thick-wall part is large, the closely packed condenser refraction surface 11 only needs to be refracted, other diffusion structures are not needed, light source rays are refracted by the condenser refraction surface and then are refracted to a required angle from the light-emitting surface patterns, and the uniform lighting effect can be achieved.
As shown in fig. 3, in this embodiment, the thick-walled component structure for automotive lighting is composed of a light condenser refraction surface 11, a thick-walled component light-emitting surface 12 and a thick-walled component connection structure 13. The thick-walled member light guide 15 is removed, and the thick-walled member connecting structure 13 is made into a plane, as shown in fig. 5, a plurality of texture structures for increasing diffusion effects, such as dermatoglyphs, vertical stripes, corn grain patterns and the like, can be added on the plane of the thick-walled member connecting structure, so that the light-emitting surface can obtain a uniform lighting effect.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A kind of car lights with the optical system of the thick-walled part, characterized by that: comprises a condenser refraction surface (11), a thick-wall light-emitting surface (12) and a thick-wall light guide (15); one surface of the thick-wall part light guide (15) is connected with the refracting surface (11) of the condenser through a thick-wall part connecting structure (13); the other side of the thick-wall part light guide (15) is a thick-wall part light-emitting surface (12), and light-emitting patterns are arranged on the surface of the light-emitting surface (12) and have the function of deflecting light rays; the condenser refraction surface (11) is arranged to be a structure with a large-angle diffusion effect, meanwhile, a diffusion structure is added on the condenser refraction surface, the condenser refraction surface and the diffusion structure are connected together through a thick-wall piece connecting structure (13) in a close packing mode, light can be diffused, and all condensers are connected together.
2. The optical system of a thick-walled member for automobile lighting according to claim 1, characterized in that: the condenser refraction surface (11) is provided with a diffusion structure, and the depth of the diffusion structure is different.
3. The optical system of a thick-walled member for automobile lighting according to claim 2, characterized in that: the diffusion structure is a stripe structure, a corn kernel structure or a skin stripe.
4. The optical system of a thick-walled member for automobile lighting according to claim 3, characterized in that: the diffusion structure is the corn grain patterns, so that when light source rays pass through the refracting surface of the condenser, the light source rays are diffused through the corn grain patterns and are refracted to a required angle from the light-emitting surface patterns.
5. The optical system of a thick-walled member for automobile lighting according to claim 1, characterized in that: the light source light is refracted by the condenser refraction surface (11) and then refracted to a required angle from the light-emitting surface patterns.
6. The optical system of a thick-walled member for automobile lighting according to claim 1, characterized in that: the distance between the PCB and the light-emitting surface (12) of the thick-wall part is more than 7mm, so that the thick-wall part has enough length to transmit light.
7. The optical system of a thick-walled member for automobile lighting according to claim 1, characterized in that: the condenser among the multiple windows shares a condenser structure through the bottom, and the multiple windows or functions share one part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020833628.0U CN212005538U (en) | 2020-05-19 | 2020-05-19 | Thick-walled part optical system for automobile lighting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020833628.0U CN212005538U (en) | 2020-05-19 | 2020-05-19 | Thick-walled part optical system for automobile lighting |
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| Publication Number | Publication Date |
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| CN212005538U true CN212005538U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020833628.0U Active CN212005538U (en) | 2020-05-19 | 2020-05-19 | Thick-walled part optical system for automobile lighting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963118A (en) * | 2022-05-26 | 2022-08-30 | 嘉兴海拉灯具有限公司 | Optical system and car lamp |
-
2020
- 2020-05-19 CN CN202020833628.0U patent/CN212005538U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114963118A (en) * | 2022-05-26 | 2022-08-30 | 嘉兴海拉灯具有限公司 | Optical system and car lamp |
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