CN209042256U - Lighting device - Google Patents
Lighting device Download PDFInfo
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- CN209042256U CN209042256U CN201821966190.2U CN201821966190U CN209042256U CN 209042256 U CN209042256 U CN 209042256U CN 201821966190 U CN201821966190 U CN 201821966190U CN 209042256 U CN209042256 U CN 209042256U
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- lighting device
- lens
- mirror
- light
- reflector
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- 238000005286 illumination Methods 0.000 claims description 4
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- 230000000007 visual effect Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
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- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The utility model provides a kind of lighting device, and the lighting device includes: reflecting mirror, matches mirror and light bulb, and the reflecting mirror and the mirror of matching form an accommodating space, and the light bulb setting is in the accommodating space；The reflecting mirror has reflecting surface in the accommodating space；The mirror of matching includes multiple and different refractive directions with mirror branch.After the lighting device light bulb is powered, launch the light along different directions, when light is incident on the interface of the reflecting mirror, it is formed and is reflected by the reflecting surface, follow reflection law, the refraction that light after reflection forms different directions angle through matching mirror branch described in multiple and different refractive directions, adjusts optics light direction according to depending on the requirement for recognizing angle technical specification, eventually forms the opticpath for meeting lighting device depending on recognizing angle.The lighting device scheme can also save cost and meet original shape-designing scheme, reach the aesthetic of moulding.
Description
Technical Field
The utility model relates to an automobile parts technical field, in particular to lighting device.
Background
The lighting device in the automobile is a lighting tool for vehicles to run on the road at night, and is also a prompting tool for sending various vehicle running signals, and generally comprises a front lamp and a rear lamp. The front lamp is arranged in the front of the automobile, the emitted light can illuminate the road condition in front of the automobile body, so that a driver can safely drive the automobile at night, and the front lamp can be divided into: halogen tungsten lamps, xenon lamps, LED lamps, and the like; according to the function, the device can be divided into a dipped headlight, a high beam, a front steering lamp, a front position lamp and a front fog lamp. The tail lamp is generally composed of a rear position lamp, a back light, a brake lamp, a rear fog lamp, and a rear turn lamp.
With the rapid development of the automobile industry, the curvature of the A-level curved surface of the automobile is larger and larger, so that the shape of the automobile lighting device shows a trend of being more and more lucrative, and the automobile lighting device is also in a more rigorous position in the whole automobile. Structurally, under the condition that the effective optical area can not be seen at the angle of visual recognition, higher and higher requirements are put forward for meeting the technical specification of the optical angle of visual recognition.
In general, under such severe conditions, in order to meet the technical specification requirement of the viewing angle of the automotive lighting device, the prior art adds an additional light source to illuminate the viewing angle or adds a viewing angle pattern on the exterior of the lighting device, but these techniques destroy the exterior design concept of the whole automotive lighting device, have a great influence on the cost of the lighting device, and cannot achieve perfection in multiple aspects. Therefore, in order to save cost and not destroy the original external design scheme of the lighting device, it is necessary to develop a lighting device with a new visual angle solution.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lighting device to satisfy lighting device and look the angle of recognition technical specification requirement.
In order to solve the above technical problem, the utility model provides a lighting device, lighting device includes: the reflector and the lens form an accommodating space, and the bulb is arranged in the accommodating space; the reflector is provided with a reflecting surface in the accommodating space; the lens comprises a plurality of lens sections with different refraction directions.
Optionally, in the lighting device, a plurality of the lens distribution parts are connected in a grid shape and form a concave part and a convex part, and the concave part and the convex part are alternately connected.
Optionally, in the lighting device, the angle and/or height formed by the concave part and the convex part and the horizontal line are different.
Optionally, in the lighting device, the lens-dispensing section is shaped like a crystal cut.
Optionally, in the lighting device, the shape of each of the lens sections is different.
Optionally, in the lighting device, the lighting device further includes a base, and the fitting mirror, the bulb, and the reflector are fixed to the base.
Optionally, in the lighting device, the lens and the reflector are fixed together on the base by a screw device.
Optionally, in the lighting device, the lens includes an inner lens and an outer lens, the outer lens has an inner cavity, and the inner lens, the bulb, the reflector and the base are all located in the inner cavity.
Optionally, in the lighting device, a gap is formed between the inner fitting and the outer fitting, and the gap ranges from 5mm to 10 mm.
In the lighting device provided by the utility model, lighting device includes: the reflector and the lens form an accommodating space, and the bulb is arranged in the accommodating space; the reflector is provided with a reflecting surface in the accommodating space; the lens includes a plurality of lens sections of different refractive directions. When a bulb in the lighting device is electrified, light rays in different directions are emitted, when the light rays are incident on an interface of the reflector, reflection is formed through the reflecting surface, according to a reflection law, the reflected rays are in the same plane with the incident rays and the normal lines, the reflected rays and the incident rays are separated on two sides of the normal lines and equal to the included angle of the normal lines, the reflected light rays are refracted in different direction angles through the lens distribution parts in a plurality of different refraction directions, the optical light emitting direction is adjusted according to the requirement of the technical specification of the visual recognition angle, and finally, a light ray path meeting the visual recognition angle of the lighting device is formed. The scheme of the lighting device can also save the cost of light sources, visual recognition patterns and the like of extra expenses, meet the original design scheme of the shape and achieve the attractive requirement of the shape.
Drawings
Fig. 1 is an exploded view of a lighting device according to an embodiment of the present invention;
fig. 2 is a schematic structural cross-sectional view of a lighting device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a fitting lens of the lighting device according to the embodiment of the present invention;
wherein,
100-a lighting device; 110-a mirror; 120-fitting a lens; 121-the lens dispensing section; 130-bulb; 140-a base; 150-external preparation; 160-accommodating space.
Detailed Description
The core idea of the utility model is to provide a satisfy lighting device that automobile lighting device looked at angle technical specification requirement, especially along with automobile lighting device's molding structure more and more luck, under the condition that effective optical zone can not be seen at the angle of seeing completely, can satisfy the requirement that higher and higher optics looked at angle technical specification.
In order to realize the above idea, the utility model provides a lighting device, lighting device includes: the reflector and the lens form an accommodating space, and the bulb is arranged in the accommodating space; the reflector is provided with a reflecting surface in the accommodating space; the lens includes a plurality of lens sections of different refractive directions.
To make the objects, advantages and features of the present invention clearer, the lighting device of the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention. Further, the structures illustrated in the drawings are often part of actual structures. In particular, the drawings may have different emphasis points and may sometimes be scaled differently.
First, referring to fig. 1 and 2, fig. 1 is an exploded view of a lighting device according to an embodiment of the present invention; fig. 2 is a schematic structural cross-sectional view of a lighting device according to an embodiment of the present invention. Specifically, the lighting device 100 of the present embodiment is used for information presentation or illumination of a turn signal at the front of an automobile. In the present embodiment, the lighting device 100 includes: the lamp comprises a reflector 110, a lens 120 and a bulb 130, wherein the reflector 110 and the lens 120 form an accommodating space 160, and the bulb 130 is arranged in the accommodating space 160; the reflector 110 has a reflective surface in the accommodating space 160; referring to fig. 3, the lens 120 includes a plurality of lens sections 121 with different refraction directions, and each lens section 121 is located in the accommodating space 160. Therefore, when the lamp 130 is powered on, light rays in different directions are emitted, and the light rays are incident on the interface of the reflector 110, reflection is formed through the reflection surface, according to the law of reflection, the reflection rays are in the same plane with the incident rays and the normal lines, the reflection rays and the incident rays are separated on two sides of the normal lines and have the same included angle with the normal lines, the reflected light rays are refracted by the lens distributing parts 160 in different directions and angles in different directions, the optical light emitting direction is adjusted according to the requirement of the technical specification of the visual recognition angle, and finally, the light ray path meeting the visual recognition angle of the lighting device is formed through the external refraction.
Preferably, the lens-dispensing sections 121 are connected in a grid-like manner to form a concave portion and a convex portion, and the concave portion and the convex portion are alternately connected. Thus, the lens-dispensing sections 121 are connected in a grid pattern but not in the same plane, i.e. the concave portions and the convex portions are alternately connected. The lens 120 forms different refraction directions, and when light irradiates the lens sections 121, the light is refracted and then diverged along different directions, so that the optical requirement of the visual recognition angle of the lighting device is met. Further, the material of the lens-matching section 121 is preferably a transparent PC material or a transparent PC-HT material, etc., and the transparent PC-HT material is adopted in this embodiment.
Preferably, the angle and/or height formed by the concave part and the convex part with the horizontal line are different. Since the light emitted from the bulb 130 passes through the air in the accommodating space 160 and then obliquely enters each lens sub-section 121, the propagation speed of the light in two different substances is different, so that the propagation direction is changed, and the light is deflected at the interface of the lens 120. Thus, the angle and/or height of each step structure is adjusted according to specific optical requirements, and the obtained optical viewing angle regions of the step structures are different.
Preferably, the plurality of lens portions 121 have a crystal-cut shape, and the lens portions 121 have different shapes. Therefore, the lens distribution sub-sections 121 with different shapes and sizes can provide different refraction angles and refraction powers, the optical requirement of the visual recognition angle of the illuminating device is complex, the crystal cutting shape is more favorable for the light path after refraction to meet the requirement of the visual recognition angle of the illuminating device, and the section displayed by the crystal cutting shape has more attractive effect.
In this embodiment, the lighting device 100 further includes a base 140, and the lens 120, the bulb 130 and the reflector 110 are fixed on the base 140. Thus, the base 140 supports the lens 120, the bulb 130 and the reflector 110 and fixes the lens 120, the bulb 130 and the reflector 110 relatively, so as to prevent vibration generated during driving of the vehicle from affecting the use effect of the lighting device 100 and even causing traffic accidents. Preferably, the material of the reflector 110 is PC-HT or PEI, PES, etc., and in this embodiment, PC-HT material is used.
In this embodiment, the lens 120 and the reflector 110 are fixed on the base 140 together by a screw device, so that the lens 120 and the reflector 110 are fixed on the base 140 more reliably, which is beneficial to improving the using effect and driving safety of the lighting device.
Preferably, the fitting 120 includes an inner fitting and an outer fitting 150, the outer fitting 150 having an interior cavity, the inner fitting, the bulb 130, the reflector 110, and the base 140 being located within the interior cavity. In the present embodiment, the dispensing section 121 is disposed on the inner fitting. The light bulb 130, the inner member, the reflector 110 and the base 140 are thus protected by the outer member 150, and the material of the outer member 150 has a certain strength to prevent direct damage to the main functional components of the lighting device 100 when an obstacle is encountered during driving, and to improve the aesthetic appearance of the whole lighting device.
Preferably, there is a gap between the inner fitting and the outer fitting 150, and the gap ranges from 5mm to 10mm, for example, the size (width) of the gap is 7 mm. Therefore, the gap can protect the inner assembly and the outer assembly 150 from generating friction when the vehicle runs due to vibration, so that the optical performance is influenced, and the safety in the running process is guaranteed.
Preferably, the bulb 130 is fixed to the reflector 110 by a snap-fit device. Therefore, the position of the bulb 130 relative to the reflector 110 is fixed, the relative position of the bulb 130 and the reflector 110 is determined according to the optical principle and the requirement of the lighting device viewing angle, when the bulb 130 emits light, the reflector 110 can change the light path, the reflected light path follows the emission law, and the light path is refracted to reach the final required lighting device viewing angle range. In this embodiment, the light bulb 130 is a standard light bulb model PWY24W, and has standard size and shape.
In summary, the present invention provides a lighting device, which has the following advantages:
the utility model provides a lighting device can satisfy lighting device viewing angle technical specification requirement under the harsh condition, especially along with lighting device's molding structure more and more luck, can not see under the condition of effective optics region completely at viewing angle, can satisfy the requirement that more and more high optics viewing angle technical specification.
Furthermore, in the prior art, methods for satisfying the requirement of the viewing angle of the lighting device under severe conditions, such as changing the shape of the lighting device, adjusting the internal function distribution of the lighting device, adding an additional light source, adding an externally-arranged viewing angle pattern, etc., all damage the original design shape of the lighting device or increase the cost. And the utility model provides a lighting device not only can not destroy lighting device's design molding, reaches the requirement of handsome in appearance, can also practice thrift a large amount of costs.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and any modification and modification made by those skilled in the art according to the above disclosure are all within the scope of the claims.
Claims (9)
1. An illumination device, characterized in that the illumination device comprises: the reflector and the lens form an accommodating space, and the bulb is arranged in the accommodating space; the reflector is provided with a reflecting surface in the accommodating space; the lens includes a plurality of lens sections of different refractive directions.
2. A lighting device as recited in claim 1, wherein a plurality of said lens portions are connected in a grid pattern and define recesses and protrusions, said recesses and said protrusions being alternately connected.
3. A lighting device as recited in claim 2, wherein said recessed portion and said raised portion form angles and/or heights which are different from horizontal.
4. A lighting device as recited in claim 1, wherein said dispensing section is in the shape of a crystal cut.
5. A lighting device as recited in claim 1, wherein each of said lens sections is shaped differently.
6. A lighting device as recited in claim 1, wherein said lighting device further comprises a base to which said fitting, said bulb, and said reflector are secured.
7. A lighting device as recited in claim 6, wherein said lens and said reflector are secured together to said base by screw means.
8. The lighting device of claim 6 wherein said fitting includes an inner fitting and an outer fitting, said outer fitting having an interior cavity, said inner fitting, said bulb, said reflector and said base being located in said interior cavity.
9. The illumination device of claim 8, wherein a gap is provided between the inner fitting and the outer fitting, and the gap is in a range of 5mm to 10 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821966190.2U CN209042256U (en) | 2018-11-27 | 2018-11-27 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821966190.2U CN209042256U (en) | 2018-11-27 | 2018-11-27 | Lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209042256U true CN209042256U (en) | 2019-06-28 |
Family
ID=67043614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821966190.2U Active CN209042256U (en) | 2018-11-27 | 2018-11-27 | Lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209042256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947103A (en) * | 2020-08-18 | 2020-11-17 | 东风小康汽车有限公司重庆分公司 | Automobile lamp and automobile |
-
2018
- 2018-11-27 CN CN201821966190.2U patent/CN209042256U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111947103A (en) * | 2020-08-18 | 2020-11-17 | 东风小康汽车有限公司重庆分公司 | Automobile lamp and automobile |
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