CN206617864U - A kind of Brake lamp of LED car lamp back light/taillight optical texture - Google Patents
A kind of Brake lamp of LED car lamp back light/taillight optical texture Download PDFInfo
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- CN206617864U CN206617864U CN201720099823.3U CN201720099823U CN206617864U CN 206617864 U CN206617864 U CN 206617864U CN 201720099823 U CN201720099823 U CN 201720099823U CN 206617864 U CN206617864 U CN 206617864U
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- led
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- optical texture
- brake lamp
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Abstract
A kind of Brake lamp of LED car lamp back light/taillight optical texture, including LED circuit board (1), it is arranged at the LED/light source (2) in LED circuit board (1), concentrator (5) and speculum (4), it is characterized in that, the light that LED/light source (2) is sent is penetrated on concentrator (5), the light that concentrator (5) sends LED/light source (2) is parallel after drawing in be penetrated in speculum (4), Z-direction light is reflected into X to parallel to penetrate on the interior lens (3) in front by speculum (4).Brake lamp/taillight the optical texture for automobile LED back light realizes the aggregation of light and changes the direction of propagation of light, so that LED/light source may be located remotely from light-emitting area, the structure can release the limitation that the distance of Brake lamp/taillight LED circuit board and interior lens can not be increased, realize that LED circuit board can be away from function light-emitting area, and to realize that wiring board merges.
Description
Technical field
The utility model is related to car light back light, specifically, the utility model be related to a kind of Brake lamp for car light back light/
Taillight optical texture.According to Brake lamp/taillight optical texture of the present utility model for car light back light so that LED circuit board
Can be away from function light-emitting area, and to realize that wiring board merges.
Background technology
Be presently used for automobile LED back light Brake lamp/taillight optical texture mainly by LED/light source light it is reflective or
Person's direct-injection type optical texture is realized.However, both light source luminescent optical textures require that the distance of LED and interior lens can not
It is too big, thus, it significantly limit the arrangement of LED circuit board inside lamp body, it tends to be difficult to meet the diversified sky of current light fixture
Between LED circuit board arrangement requirement, and with light fixture develop for cost challenge it is increasing, save wiring board in low cost
Competition in have very big advantage.
The Optical Implementation structure of current LED Brake lamps/taillight is generally using 2 kinds of modes：LED reflection formula and LED direct-injection types.
The optical texture of LED reflection formula, as shown in Figure 1, the light that the light source led (2) of wiring board 1 is issued are penetrated in plating
On the speculum (3) of aluminium, light generation total reflection is parallel to penetrate on the interior lens (4) in front, occurs realization after refraction is projected
Luminous intensity distribution.
Because the focus of the optical texture reflecting surface of this kind of LED reflection formula is LED light center, to consider reflecting surface to light
The utilization rate of heat input, focal length can not be excessive, and this directly determines Z-direction (light incident direction) distance of wiring board and reflecting surface
Can not be too big, limit the Z-direction arrangement of LED circuit board.
The optical texture of another LED direct-injection type, as shown in Figure 2.LED/light source (2) on wiring board 1 emits beam
Penetrate on concentrator (3), concentrator (3) is gathered light and projected forward by refraction realizes luminous intensity distribution.
To consider the uniformity of lighting, the optical texture requirement of this kind of direct-injection type is arranged in LED in the center of interior lens,
It is merely able to change the X of LED circuit board and interior lens to (beam projecting direction) distance, for the space layout of LED circuit board
Also very it is unfavorable, and considers the installation of LED/light source, LED needs to be arranged on soft board, and expensive, this may also cause line
The arrangement of road plate and concentrator turns into a great problem.
For this reason, it may be necessary to which such a Brake lamp/taillight optical texture for automobile LED back light, described to be used for automobile LED
What the distance that the Brake lamp of back light/taillight optical texture can release Brake lamp/taillight LED circuit board and interior lens can not be increased
Limitation, realizes that LED circuit board can be away from function light-emitting area, and to realize that wiring board merges.
Utility model content
To solve the above problems, the utility model devises a kind of Brake lamp/taillight optics knot for automobile LED back light
Structure, the Brake lamp/taillight optical texture for automobile LED back light is using concentrator and the optics knot of reflection mirror reflection
Structure, to release the limitation that the distance of Brake lamp/taillight LED circuit board and interior lens can not be increased, realizes that LED circuit board can
Away from function light-emitting area, and to realize that wiring board merges.
A kind of Brake lamp/taillight optical texture technical scheme for automobile LED back light of the present utility model is as follows：
A kind of Brake lamp/tail lamp structure for automobile LED back light, including LED circuit board 1, are arranged at LED circuit board 1
On LED/light source 2, concentrator 5 and speculum 4, it is characterised in that
The light that LED/light source 2 is sent is penetrated on concentrator 5, and the light that concentrator 5 sends LED/light source 2 is put down after drawing in
Row is penetrated in speculum 4, and the light that speculum 4 sends LED/light source 2 carries out primary event, by light front interior lens 3
On, concentrator and LED circuit board can be moved up in the reflection light side in the emergent ray direction of LED/light source 2 and speculum 4,
Dermatoglyph is set on the reflecting surface with divergent rays.
Concentrator and LED circuit board can be moved in the reflection direction of the emergent ray direction of LED/light source 2 and inside lens 3
It is dynamic, relieve the limitation of distance between LED location and light-emitting area.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In,
The concentrator and LED circuit board are in the emergent ray direction of LED/light source 2 and the reflection light direction of speculum 4
The distance of upper movement is in 5-15mm.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In the angle of the speculum 4 and the emergent ray of LED/light source 2 is 45 ± 3 ゜.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In the surface of speculum 4 is aluminized, reflectivity >=85%. of aluminizing
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In the speculum 4 does stepped to block concentrator direct projection to the light of the interior upper opening of lens 3.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In,
Concentrator 5 is step-like indent bowl-type.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In,
The step-like horizontal edge of composition and vertical edge of the indent bowl-type concentrator 5 form the arc that convex and side is protruded respectively
Shape arches upward.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In,
The front of interior lens 3 forms spacing 1.5-1.8mm travers, between the interior back side of lens 3 is formed
Vertical striped away from 2.0-2.8mm.
Preferably, the front of interior lens 3 forms spacing 1.8mm travers, the interior back side shape of lens 3
Into spacing 2.8mm vertical striped.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, its feature exists
In,
The interior back side of lens 3 laterally sets the turn-over structure of 2-4 bar triangle strips.
Preferably, the interior back side of lens 3 laterally sets the turn-over structure of 4 triangle strips.
Thus requirement of the optics depending on recognizing angle is met.
The beneficial effect of utility model
Using concentrator and the optical texture of speculum, the Z of LED circuit board and interior lens functional areas can be greatly realized
Limited to (incident ray direction) and X to the distance in (emergent ray direction), Z-direction and X can be very big to the controllability of distance
Realize that light fixture Spatial diversity is laid out, on the other hand, the controllability of distance can greatly facilitate each function wiring board to make
One piece, the cost of one piece of wiring board and two pairs of connectors and the wire harness of connection is saved, is had very in the competition of low cost
Big advantage.
Brief description of the drawings
Fig. 1 is LED reflection formula (optical schematic diagram).
Fig. 2 is LED direct-injection types (optical schematic diagram).
Fig. 3 is the utility model concentrator and mirror optics schematic diagram.
Fig. 4 is display the utility model concentrator construction schematic diagram.
Fig. 5 is lens front decorative pattern schematic diagram in the utility model.
Fig. 6 is lens back side decorative pattern schematic diagram in the utility model.
In figure, 1 is wiring board, and 2 be light source led, and 3 be the speculum aluminized, and 4 be interior lens, and 5 be concentrator, and 6 be to turn over
Side structure.
Embodiment
Embodiment
A kind of Brake lamp/tail lamp structure for automobile LED back light, including LED circuit board 1, are arranged at LED circuit board 1
On LED/light source 2 and concentrator 5, the light that LED/light source 2 is sent penetrated on concentrator 5, and concentrator 5 sends LED/light source 2
Light is parallel after drawing in be penetrated in speculum 4, and the light that LED/light source 2 is sent is reflected in the interior lens 3 in front by speculum 4
On, concentrator and LED circuit board can be moved in the reflection direction of the emergent ray direction of LED/light source 2 and inside lens 3.
In addition, the surface of speculum 4 is aluminized, and it is 45 ゜ with the angle of the reflection direction of inside lens 3.
The angle of the speculum 4 and the emergent ray of LED/light source 2 is 45 ± 3 ゜.
According to a kind of Brake lamp/taillight optical texture for automobile LED back light described in the utility model, the speculum
4 surfaces are aluminized, reflectivity >=85%. of aluminizing
The speculum 4 does stepped to block concentrator direct projection to the light of the interior upper opening of lens 3.In reflection
Dermatoglyph is set on face with divergent rays.
In addition, concentrator 5 is the indent bowl-type of stepped, step-like portion is provided with to arch upward for the arc of light regulating
Decorative pattern.The Pattern Design realizes that concentrator central Energy dissipates in the position in concentrator center, and inner concave shape is done in structure.By
This, it is to avoid the exposed defect of LED bright spots in lighting.
The front of interior lens 3 forms spacing 1.8mm travers, and the interior back side of lens 3 forms spacing
2.8mm vertical striped.In addition, the interior back side of lens 3 laterally sets the turn-over structure of 4 triangle strips.
According to the utility model, using concentrator and the optical texture of speculum, can greatly realize LED circuit board with it is interior
The Z-direction and X of lens functional areas to distance limit, Z-direction and X can greatly realize that light fixture space is more to the controllability of distance
Sample is laid out, on the other hand, and the controllability of distance can greatly facilitate each function wiring board to make one piece, save one piece of line
The cost of road plate and two pairs of connectors and the wire harness of connection, has very big advantage in the competition of low cost.
Claims (9)
1. a kind of Brake lamp of LED car lamp back light/taillight optical texture, including LED circuit board (1), are arranged at LED circuit board
(1) LED/light source (2) on, concentrator (5) and speculum (4), it is characterised in that
The light that LED/light source (2) is sent is penetrated on concentrator (5), and concentrator (5) draws the light that LED/light source (2) is sent in it
Parallel afterwards to penetrate in speculum (4), the light that speculum (4) sends LED/light source (2) carries out primary event, and light is reflected in
On the interior lens (3) in front, concentrator and LED circuit board can be along LED/light source (2) emergent ray direction and speculums (4)
Reflection light direction movement,
Dermatoglyph is set on the reflecting surface with divergent rays.
2. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 1, it is characterised in that
The concentrator and LED circuit board are along LED/light source (2) emergent ray direction and the reflection light direction of speculum (4)
Mobile distance is in 5-15mm.
3. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 1, it is characterised in that the reflection
The angle of mirror (4) and the emergent ray of LED/light source (2) is 45 ± 3 ゜.
4. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 1, it is characterised in that the reflection
Mirror (4) surface is aluminized, reflectivity >=85% of aluminizing.
5. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 1, it is characterised in that the reflection
Mirror (4) does stepped to block concentrator direct projection to the light of interior lens (3) upper opening.
6. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 1, it is characterised in that
Concentrator (5) is step-like indent bowl-type.
7. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 6, it is characterised in that
The step-like horizontal edge of composition and vertical edge of the indent bowl-type concentrator (5) form the arc that convex and side is protruded respectively
Arch upward.
8. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 1, it is characterised in that
Interior lens (3) front forms spacing 1.5-1.8mm travers, between interior lens (3) back side is formed
Vertical striped away from 2.0-2.8mm.
9. a kind of Brake lamp of LED car lamp back light/taillight optical texture as claimed in claim 1, it is characterised in that
Interior lens (3) back side laterally sets the turn-over structure of 2-4 bar triangle strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720099823.3U CN206617864U (en) | 2017-01-23 | 2017-01-23 | A kind of Brake lamp of LED car lamp back light/taillight optical texture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720099823.3U CN206617864U (en) | 2017-01-23 | 2017-01-23 | A kind of Brake lamp of LED car lamp back light/taillight optical texture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206617864U true CN206617864U (en) | 2017-11-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720099823.3U Active CN206617864U (en) | 2017-01-23 | 2017-01-23 | A kind of Brake lamp of LED car lamp back light/taillight optical texture |
Country Status (1)
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|---|---|
| CN (1) | CN206617864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758545A (en) * | 2018-08-01 | 2018-11-06 | 华域视觉科技(上海)有限公司 | A kind of reflection type mirror LED module |
-
2017
- 2017-01-23 CN CN201720099823.3U patent/CN206617864U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108758545A (en) * | 2018-08-01 | 2018-11-06 | 华域视觉科技(上海)有限公司 | A kind of reflection type mirror LED module |
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| 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 |