CN207762810U - Prevent the light guide head mounting structure of the mutual optical crosstalk of light guide - Google Patents
Prevent the light guide head mounting structure of the mutual optical crosstalk of light guide Download PDFInfo
- Publication number
- CN207762810U CN207762810U CN201820080051.3U CN201820080051U CN207762810U CN 207762810 U CN207762810 U CN 207762810U CN 201820080051 U CN201820080051 U CN 201820080051U CN 207762810 U CN207762810 U CN 207762810U
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- China
- Prior art keywords
- light guide
- light
- mounting bracket
- guide mounting
- mounting portion
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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
- F21S43/27—Attachment thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
The utility model provides a kind of light guide head mounting structure preventing the mutual optical crosstalk of light guide, including radiator, LED circuit board assembly, the first light guide mounting bracket and the second light guide mounting bracket；LED circuit board assembly includes two first light sources and a second light source；LED circuit board assembly, the first light guide mounting bracket and the second light guide mounting bracket are fixed on radiator with being cascading；First light guide mounting bracket is formed with two first light guide mounting portions, and the position of the first light guide mounting portion is corresponding with two first light sources respectively；Second light guide mounting bracket is formed with one second light guide mounting portion, and the position of the second light guide mounting portion is corresponding with second light source；First light guide mounting bracket is in position corresponding with second light source hollow out.A kind of light guide head mounting structure preventing the mutual optical crosstalk of light guide of the utility model can avoid influencing lighting appearance due to different photochromic mutual optical crosstalks between light guide, and good with assembly technology performance, the advantages of occupying little space.
Description
Technical field
The utility model is related to car lights fields more particularly to a kind of light guide head preventing the mutual optical crosstalk of light guide to install
Structure.
Background technology
With the continuous development of LED technology and light guide techniques and universal, using LED as light source, using light guide as light-conductive media
Light emitting species are just more and more being applied in the position lamps function such as daytime running lamps, position lamp, steering indicating light, Brake lamp.And
Light guide deep is liked due to being highly convenient for moulding the light shape of linear feature by client and shape-designing teacher.Therefore, Dan Dengli
The light guide quantity in face is also more and more, there was only a light guide finally two in a lamp since most, then till now
Three light guides.However, when photochromic there are three light guides and two kinds in a lamp, since light guide itself is transparent, and LED
All very little in the case of the Spatial General 6 R of wiring board assembly, therefore, for how to realize that light guide head and LED circuit board assembly are realized
Good cooperation, good positioning and assembly technology, and prevent different photochromic mutual optical crosstalks between light guide and influence lighting
Appearance proposes Design of Luminaires new challenge.
Invention content
Deficiency in for the above-mentioned prior art, the utility model provide a kind of light guide head preventing the mutual optical crosstalk of light guide
Mounting structure, can avoid three light guides influences lighting appearance due to different photochromic mutual optical crosstalks between each other, and has and match
Conjunction, positioning are good with assembly technology performance, the advantages of occupying little space.
To achieve the goals above, the utility model provides a kind of light guide head installation knot preventing the mutual optical crosstalk of light guide
Structure, including a radiator, a LED circuit board assembly, one first light guide mounting bracket and one second light guide mounting bracket；It is described
LED circuit board assembly includes two first light sources and a second light source；The LED circuit board assembly, first light guide installation branch
Frame and the second light guide mounting bracket are fixed on the radiator with being cascading；The first light guide mounting bracket shape
At having two first light guide mounting portions, the position of the first light guide mounting portion corresponding with two first light sources respectively；Described
Two light guide mounting brackets are formed with one second light guide mounting portion, position and the second light source pair of the second light guide mounting portion
It answers；The first light guide mounting bracket is in position corresponding with second light source hollow out.
Preferably, further include two first light guides and one second light guide；The first light guide mounting portion and first light guide
Mutually matched first buckle structure is formed, first light guide is fixed on first light guide by first buckle structure
In mounting portion；The second light guide mounting portion and second light guide form mutually matched second buckle structure, and described second
Light guide is fixed on by second buckle structure in the second light guide mounting portion.
Preferably, the first light guide mounting bracket and the second light guide mounting bracket are to the LED circuit board assembly
Direction, which extends, cooperatively forms one first flange, the end face of first flange apart from one fixed range of LED circuit board assembly,
And first flange is closed to the projection in LED circuit board assembly direction around each first light source and described the
The periphery of two light sources.
Preferably, the radiator extends to the first light guide mounting bracket and the second light guide mounting bracket direction
One second flange is formed, second flange is formed in the first flange periphery, and the height of second flange is more than described
Fixed range.
Preferably, further include three light guide sheaths, the light guide sheath includes a pullover and sleeve, the light guide sheath point
It is not sheathed on outside first light guide and second light guide by described sleeve pipe, and the pullover of the light guide sheath is provide with
In outside the corresponding first light guide mounting portion or the second light guide mounting portion.
Preferably, it is anti-to be formed with one for the first light guide mounting portion, the second light guide mounting portion and the light guide sheath
Wrong structure.
Preferably, two spaced first pressing levers are formed on the outside of the first light guide mounting portion, with first light guide
The pullover of the corresponding light guide sheath of mounting portion forms the first opening with first pressing lever cooperation；Described second
One second pressing lever, the set of a light guide sheath corresponding with the second light guide mounting portion are formed on the outside of light guide mounting portion
Capitiform is at the second opening coordinated with second pressing lever；First pressing lever, first opening, second pressing lever and institute
It states the second opening and forms the Anti-error structure.
Preferably, first pressing lever and the high 10mm of the second pressing lever, wide 1mm；First opening high 4.5mm, it is wide
7mm；Second opening high 4.5mm, wide 2mm.
Preferably, an assembly mark part is formed on the outside of the pullover of the light guide sheath.
Preferably, the LED circuit board assembly, the first light guide mounting bracket, the second light guide mounting bracket and
The light guide sheath is in black.
The utility model makes it have following advantageous effect as a result of above technical scheme：
Can avoid three light guides influences lighting appearance due to different photochromic mutual optical crosstalks between each other, has good
Cooperation, good positioning and assembly technology performance, and the entire occupied space of mounting structure is small, can save space, give
Shape-designing provides the degree of freedom of bigger.The use of first light guide mounting bracket and the second light guide mounting bracket, especially darkly
When color, it can avoid light and penetrate light guide mounting bracket from front, form optical crosstalk and light leakage.It, can when LED circuit board assembly is in black
The reflectivity for reducing wiring board, to weaken the light gone here and there out because wiring board reflects.Light guide sheath blocks light guide mounting bracket
Upper exposed light guide buckle structure and this section of light guide from light source to light guide bracket avoid light from causing light leakage and string from light guide injection
Light, and play the role of protecting light guide.The use of Anti-error structure makes the installation of mounting structure more convenient clear, prevents from accidentally grasping
Make, improve the efficiency of installation and prevents since mistake installation is to the issuable damage of light guide.
Description of the drawings
Fig. 1 is the structural representation of the light guide head mounting structure for preventing the mutual optical crosstalk of light guide of the utility model embodiment
Figure；
Fig. 2 is the Section A-A figure of Fig. 1；
Fig. 3 is the section B-B figure of Fig. 1；
Fig. 4 is the C-C sectional views of Fig. 1；
Fig. 5 is the D-D sectional views of Fig. 1；
Fig. 6 is the structural schematic diagram of the first light guide mounting bracket of the utility model embodiment；
Fig. 7 is the structural schematic diagram of the second light guide mounting bracket of the utility model embodiment；
Fig. 8 is the structural schematic diagram of first side of light guide sheath of the utility model embodiment；
Fig. 9 is the structural schematic diagram of the light guide sheath the second side of the utility model embodiment.
Specific implementation mode
Below according to 1~Fig. 9 of attached drawing, the preferred embodiment of the utility model is provided, and is described in detail, is enabled more preferable
Ground understands the function of the utility model, feature.
~Fig. 5 is please referred to Fig.1, knot is installed on a kind of light guide head preventing the mutual optical crosstalk of light guide that the utility model is implemented
Structure, including a radiator 1, a LED circuit board assembly 2, one first light guide mounting bracket 3, one second light guide mounting bracket 4, two
First light guide 5 and one second light guide 6；LED circuit board assembly 2 includes two first light sources 21 and a second light source 22；LED circuit board
Assembly 2, the first light guide mounting bracket 3 and the second light guide mounting bracket 4 are fixed on radiator 1 with being cascading；First light
Lead mounting bracket 3 and be formed with two first light guide mounting portions 31, the position of the first light guide mounting portion 31 respectively with two first light sources 21
It is corresponding；Second light guide mounting bracket 4 is formed with one second light guide mounting portion 41, position and the second light of the second light guide mounting portion 41
Source 22 corresponds to；First light guide mounting bracket 3 is in position corresponding with second light source 22 hollow out.First light source 21 and second light source 22
The LED light source of different colours can be used, for example, first light source 21 uses white LED light source, be used as daytime running lamps and front position
The light source of lamp；Second light source 22 uses yellow light LED light source, is used as the light source of front directional.Radiator 1 uses metal material, excellent
Select LD12 aluminum alloy materials.
LED circuit board assembly 2 is connected and fixed by screw or cold riveting structure and radiator 1.LED circuit board assembly 2 uses
Front is the wiring board of black, reduces the reflectivity of wiring board, to weaken the light gone here and there out because wiring board reflects.
First light guide mounting portion 31 and the first light guide 5 form mutually matched first buckle structure, and the first light guide 5 passes through
One buckle structure is fixed in the first light guide mounting portion 31；Second light guide mounting portion 41 forms mutually matched with the second light guide 6
Second buckle structure, the second light guide 6 are fixed on by the second buckle structure in the second light guide mounting portion 41.
First light guide mounting bracket, 3 one end coordinates with the first light guide 5 by snap connection means, and the other end is connected with screw
Mode and radiator 1 cooperation connect.
Two screw poles of the second light guide mounting bracket 4 pass through two through-holes 33 on 3 right side of the first light guide mounting bracket, so
It leans on the lower surface of the second light guide mounting bracket 4 to push down the upper surface of the first light guide mounting bracket 3 afterwards, fixes first by this method
Light guide mounting bracket 3.
First light guide mounting bracket 3 and the second light guide mounting bracket 4 use black non transparent PC materials, avoid light from just
Face penetrates light guide mounting bracket, forms optical crosstalk and light leakage.
First light guide mounting bracket 3 and the second light guide mounting bracket 4 extend to 2 direction of LED circuit board assembly to be cooperatively formed
One first flange 7 reduces light and is leaked out from side, avoids the formation of optical crosstalk and light leakage to greatest extent, the end face of the first flange 7 away from
From 2 one fixed range of LED circuit board assembly, and the first flange 7 is closed to the projection in 2 direction of LED circuit board assembly around every
The periphery of one first light source 21 and second light source 22.In the present embodiment, fixed range 1mm.
Radiator 1 extends to form one second flange to the first light guide mounting bracket 3 and 4 direction of the second light guide mounting bracket
11, the second flange 11 is formed in 7 periphery of the first flange, and the height of the second flange 11 is more than fixed range.
Second flange 11 and the first flange 7 cooperatively form " labyrinth " shape structure, for blocking from light guide mounting bracket and LED
The light that the gaps 1mm leak out between wiring board assembly 2.
Fig. 3, Fig. 4, Fig. 8 and Fig. 9 are please referred to, further includes three light guide sheaths 9, light guide sheath 9 includes a pullover 91 and a set of
Pipe 92, light guide sheath 9 is sheathed on by casing 92 outside the first light guide 5 and the second light guide 6 respectively, and the pullover 91 of light guide sheath 9
It covers at outside corresponding first light guide mounting portion 31 or the second light guide mounting portion 41.In the present embodiment, light guide sheath 9 uses black
Opaque PP materials, itself has certain deflection, is directly sleeved on corresponding light guide and coordinates with light guide, blocks light guide installation
Exposed light guide buckle structure and this section of light guide from light source to light guide bracket on holder avoid light from causing light leakage from light guide injection
And optical crosstalk.
Fig. 6~Fig. 9 is please referred to, it is anti-that the first light guide mounting portion 31, the second light guide mounting portion 41 and light guide sheath 9 are formed with one
Wrong structure.
One first light guide mounting portion, 31 outside forms two spaced first pressing levers 32, with the first light guide mounting portion 31
The pullover 91 of corresponding light guide sheath 9 forms the first opening with the cooperation of the first pressing lever 32；Second light guide mounting portion, 41 outside
One second pressing lever 42 is formed, the pullover 91 of light guide sheath corresponding with the second light guide mounting portion 41 9 is formed and the second pressing lever 42
Second opening of cooperation；First pressing lever 32, first opening, the second pressing lever 42 and second opening form Anti-error structure.First pressing lever
32 and the second pressing lever 42 high 10mm, wide 1mm；First opening high 4.5mm, wide 7mm；Second opening high 4.5mm, wide 2mm.
91 outside of pullover of light guide sheath 9 forms an assembly mark part 93.In the present embodiment, in the dress of three light guide sheaths 9
The first face with mark part 93 engraves the correspondence light guide that " A ", " B ", " C " are arranged for distinguishing a light guide sheath 9 respectively.
In addition, " L " or " R " printed words can be engraved in the second face of the assembly mark part 93 of three light guide sheaths 9, when to assemble
Left and right sides part is distinguished, wherein " L " represents left side part, " R " represents right side part.
The utility model is described in detail above in association with attached drawing embodiment, those skilled in the art can root
Many variations example is made to the utility model according to above description.Thus, certain details in embodiment should not be constituted to this practicality
Novel restriction, the utility model will be using the ranges that the appended claims define as the scope of protection of the utility model.
Claims (10)
1. a kind of light guide head mounting structure preventing the mutual optical crosstalk of light guide, which is characterized in that including a radiator, a LED line
Road plate assembly, one first light guide mounting bracket and one second light guide mounting bracket；The LED circuit board assembly includes two first light
Source and a second light source；The LED circuit board assembly, the first light guide mounting bracket and the second light guide mounting bracket according to
Secondary stacking is configured to be fixed on the radiator；The first light guide mounting bracket is formed with two first light guide mounting portions, described
The position of first light guide mounting portion is corresponding with two first light sources respectively；The second light guide mounting bracket is formed with one second
The position of light guide mounting portion, the second light guide mounting portion is corresponding with the second light source；The first light guide mounting bracket exists
Position corresponding with second light source hollow out.
2. the light guide head mounting structure according to claim 1 for preventing the mutual optical crosstalk of light guide, which is characterized in that further include
Two first light guides and one second light guide；The first light guide mounting portion forms mutually matched first buckle with first light guide
Structure, first light guide are fixed on by first buckle structure in the first light guide mounting portion；Second light guide
Mounting portion forms mutually matched second buckle structure with second light guide, and second light guide is tied by second buckle
Structure is fixed in the second light guide mounting portion.
3. the light guide head mounting structure according to claim 2 for preventing the mutual optical crosstalk of light guide, which is characterized in that described
One light guide mounting bracket and the second light guide mounting bracket extend to LED circuit board assembly direction cooperatively forms one first
Flange, the end face of first flange is apart from one fixed range of LED circuit board assembly, and first flange is to described
The projection in LED circuit board assembly direction is closed around the periphery of each first light source and the second light source.
4. the light guide head mounting structure according to claim 3 for preventing the mutual optical crosstalk of light guide, which is characterized in that described to dissipate
Hot device extends to form one second flange to the first light guide mounting bracket and the second light guide mounting bracket direction, and described
Two flange are formed in the first flange periphery, and the height of second flange is more than the fixed range.
5. the light guide head mounting structure according to claim 4 for preventing the mutual optical crosstalk of light guide, which is characterized in that further include
Three light guide sheaths, the light guide sheath include a pullover and sleeve, and the light guide sheath is sheathed on by described sleeve pipe respectively
Outside first light guide and second light guide, and the pullover of the light guide sheath covers at corresponding first light guide
Outside mounting portion or the second light guide mounting portion.
6. the light guide head mounting structure according to claim 5 for preventing the mutual optical crosstalk of light guide, which is characterized in that described
One light guide mounting portion, the second light guide mounting portion and the light guide sheath are formed with an Anti-error structure.
7. the light guide head mounting structure according to claim 6 for preventing the mutual optical crosstalk of light guide, which is characterized in that described in one
Two spaced first pressing levers, a light guide corresponding with the first light guide mounting portion are formed on the outside of first light guide mounting portion
The pullover of sheath forms the first opening with first pressing lever cooperation；One the is formed on the outside of the second light guide mounting portion
The pullover formation of two pressing levers, a light guide sheath corresponding with the second light guide mounting portion is matched with second pressing lever
The second opening closed；First pressing lever, first opening, second pressing lever and second opening form the mistake proofing
Structure.
8. the light guide head mounting structure according to claim 7 for preventing the mutual optical crosstalk of light guide, which is characterized in that described
One pressing lever and the high 10mm of the second pressing lever, wide 1mm；First opening high 4.5mm, wide 7mm；Second opening is high
4.5mm, wide 2mm.
9. the light guide head mounting structure according to claim 7 for preventing the mutual optical crosstalk of light guide, it is characterised in that：The light
It leads and forms an assembly mark part on the outside of the pullover of sheath.
10. the light guide head mounting structure according to claim 7 for preventing the mutual optical crosstalk of light guide, which is characterized in that described
LED circuit board assembly, the first light guide mounting bracket, the second light guide mounting bracket and the light guide sheath are in black.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820080051.3U CN207762810U (en) | 2018-01-18 | 2018-01-18 | Prevent the light guide head mounting structure of the mutual optical crosstalk of light guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820080051.3U CN207762810U (en) | 2018-01-18 | 2018-01-18 | Prevent the light guide head mounting structure of the mutual optical crosstalk of light guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207762810U true CN207762810U (en) | 2018-08-24 |
Family
ID=63180646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820080051.3U Active CN207762810U (en) | 2018-01-18 | 2018-01-18 | Prevent the light guide head mounting structure of the mutual optical crosstalk of light guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207762810U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105715A (en) * | 2018-01-18 | 2018-06-01 | 上海小糸车灯有限公司 | Prevent the light guide head mounting structure of the mutual optical crosstalk of light guide |
| IT201800010248A1 (en) * | 2018-11-12 | 2020-05-12 | Automotive Lighting Italia Spa | LIGHTING DEVICE FOR VEHICLES WITH LIGHT GUIDES |
-
2018
- 2018-01-18 CN CN201820080051.3U patent/CN207762810U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108105715A (en) * | 2018-01-18 | 2018-06-01 | 上海小糸车灯有限公司 | Prevent the light guide head mounting structure of the mutual optical crosstalk of light guide |
| CN108105715B (en) * | 2018-01-18 | 2023-09-01 | 华域视觉科技(上海)有限公司 | Light guide head mounting structure for preventing light guides from mutually crossing light |
| IT201800010248A1 (en) * | 2018-11-12 | 2020-05-12 | Automotive Lighting Italia Spa | LIGHTING DEVICE FOR VEHICLES WITH LIGHT GUIDES |
| EP3650745A1 (en) * | 2018-11-12 | 2020-05-13 | Marelli Automotive Lighting Italy S.p.A. Con Socio Unico | Lighting device for vehicles having light guides |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201821 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee after: Hua Yu vision technology (Shanghai) Co., Ltd. Address before: 201821 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee before: Xiaoxi Car Lights Co., Ltd., Shanghai |