CN205991427U - A kind of automobile intelligent rear light based on DLP shadow casting technique - Google Patents
A kind of automobile intelligent rear light based on DLP shadow casting technique Download PDFInfo
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- CN205991427U CN205991427U CN201620934398.0U CN201620934398U CN205991427U CN 205991427 U CN205991427 U CN 205991427U CN 201620934398 U CN201620934398 U CN 201620934398U CN 205991427 U CN205991427 U CN 205991427U
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- dlp
- light
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- casting technique
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Abstract
A kind of automobile intelligent rear light based on DLP shadow casting technique, belongs to signals of vehicles device field.The outer lens including taillight lamp body, being located in taillight lamp body and projecting lens, it arranges a mounting bracket, a DLP projection system is fixed as one with projecting lens；Outer lens is passed through, constitute automobile tail light goes out light after the rays pass through lens refraction of DLP projection system projection；DLP projection system at least includes light source, colour wheel, finishing lens, DMD eyeglass and DLP wiring board；The light-emitting window of DLP projection system is located at the focal point of described projecting lens.Optical effect rich and changeful for DLP projection system is applied to automobile tail light field by it, changes the unalterable light type effect of automobile tail light；Different colours, any switching laws of different light type can be realized.Can be widely used for design and the manufacture field of automobile tail light.
Description
Technical field
This utility model belongs to car lighting or advertiser field, more particularly, to a kind of signal dress for automobile tail light
Put.
Background technology
DLP (Digital Light Processing, digital optical processing) is a revolutionary character of projection and display information
New method, designed and developed by American TI Company.It passes through the high DMD (Digital of one piece of reflectance
Micromirror Device, digital micro-mirror) eyeglass (also known as chip, similarly hereinafter), can project and be made up of three primary colories (RGB)
Picture.
This technology than traditional employing LCD be light source scialyscope, lumen, solution as and high-contrast in terms of all show
Very big superiority.Optical projection system based on one DLP includes internal memory and signal processing function to support digital methods.
Other elements of DLP projector generally include a light source, color filter system, cooling system, a photograph
Bright and projection optics.
One DMD eyeglass (or chip), can be briefly described and become a semiconductor optical switch.Thousands of small
Square eyeglass, is built upon on the hinge arrangement above static random access memory and forms DMD.Each eyeglass can be with break-make
The light of one pixel.
Hinge arrangement allows eyeglass to tilt between two states, and+10 spend for "ON".- 10 spend for "Off", when eyeglass not work
When making, they are in 0 degree of " berthing " state.Therefore, DLP can become a simple optical system, by condenser lenss and face
After color filters, the light from light source is shone directly on DMD, and when DMD eyeglass is in ON position, they pass through projection
Light projection is gone out by lens.
At present, the mainstream technology of automobile tail light is the mode of operation of light source (bulb/LED) plus reflecting surface/condensing body, that is, use
Light is reflected away by reflecting surface/condensing body, to reach the light type wanted, this technology maturation, and reliable.
But, in the automobile tail light using this mode of operation, once the structure determination of reflecting surface/condensing body, then automobile
The light light type that goes out of taillight has also determined that and has been changed it is impossible to it is gone out with light light type.
Further, since the light color that goes out of existing light source (bulb/LED) is changeless, therefore adopt above-mentioned mode of operation
Automobile tail light, be the color that cannot change the light that automobile tail light projects, thus existing automobile tail light if necessary to send out
Go out different colours light signal when, then need to arrange the light source that at least two differences go out light color, go out light face to meet difference
The needs of color.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of automobile intelligent rear light based on DLP shadow casting technique.
It adopts DLP projector as light source, and the light that DLP projector (also known as DLP projection system, similarly hereinafter) projects is through by reflection
Lens is passed through, thus realizing dynamic, transformable automobile tail light light type, by adjusting in DLP projection system after mirror reflection
Colour wheel, the color of the light projecting can be controlled, thus realizing the switching of taillight difference in functionality.
The technical solution of the utility model is：There is provided a kind of automobile intelligent rear light based on DLP shadow casting technique, including taillight
Lamp body, the outer lens being located in taillight lamp body and projecting lens, is characterized in that：
One mounting bracket of setting, a DLP projection system and described projecting lens are fixed as one；
The light of described DLP projection system projection, is passed through outer lens after being reflected by lens, constitutes described automobile tail light
Go out light；
Described DLP projection system at least includes light source, colour wheel, finishing lens, DMD eyeglass and DLP wiring board.
Specifically, the light-emitting window of described DLP projection system is located at the focal point of described projecting lens；Described DLP projection system
The light that system projects, constitutes the light source of described automobile tail light.
Specifically, DLP projection system is fixed as one by described mounting bracket with described projecting lens；Described peace
Dress support is fixed as one with described taillight lamp body by fastening screw.
Specifically, described projecting lens is toroidal lenss.
Specifically, the light source of described DLP projection system is bulb or LED.
Further, in the inner surface setting column decorative pattern of described outer lens.
The technical solution of the utility model also provides a kind of automobile intelligent rear light based on DLP shadow casting technique, including taillight
Lamp body, the outer lens being located in taillight lamp body and projecting lens, is characterized in that：
One DLP projector is set in described taillight lamp body；
One mounting bracket of setting, DLP projection system is fixed as one with described projecting lens；
Described DLP projector gone out light, as the light source of described automobile tail light；
The light of described DLP projection system projection, is passed through outer lens after being reflected by lens, constitutes described automobile tail light
Go out light；
Described DLP projector at least includes light source, colour wheel, finishing lens, DMD eyeglass and DLP wiring board.
Further, described mounting bracket is fixed as one with described taillight lamp body by fastening screw.
Specifically, described projecting lens is toroidal lenss；The light source of described DLP projection system is bulb or LED；Institute
State the inner surface setting column decorative pattern of outer lens.
Specifically, the light-emitting window of described DLP projection system is located at the focal point of described projecting lens.
Compared with the prior art, the utility model has the advantages that：
1. together with being effectively combined DLP shadow casting technique with automobile tail light, by optics rich and changeful for DLP projection system
Effect is applied to automobile tail light field, changes the unalterable light type effect of automobile tail light.
2. different colours, any switching laws of different light type, real one-tenth can be realized using the automobile tail light of DLP shadow casting technique
For intelligent taillight.
Brief description
Fig. 1 is structure principle chart of the present utility model.
In figure 1 is outer lens, and 2 is projecting lens, and 3 is DLP projector.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described further.
In Fig. 1, the technical solution of the utility model provides a kind of automobile intelligent rear light based on DLP shadow casting technique, bag
Include taillight lamp body, the outer lens 1 being located in taillight lamp body and projecting lens 2, its inventive point is：
In the taillight lamp body of automobile, by arranging a mounting bracket (not shown), by a DLP projection system
(or referred to as DLP projector, similarly hereinafter) 3 is fixed in taillight lamp body.
The light that DLP projection system projects, constitutes the light source of automobile tail light；
Further, the light that DLP projection system projects, passes through outer lens after reflecting by lens, constitutes automobile
Taillight go out light.
DLP projection system therein, the light source at least including setting gradually on going out light path, colour wheel, finishing lens,
DMD eyeglass and DLP wiring board.
By adjusting the DMD eyeglass in DLP projection system, it is possible to achieve dynamic, transformable automobile tail light light type is defeated
Go out.
The light-emitting window of described DLP projection system is located at the focal point of described projecting lens.
By adjusting the colour wheel in DLP projection system, thus it is possible to vary the color of described DLP projection system throw light, control
Automobile tail light processed projects the color of light, thus realizing the switching of taillight difference in functionality.
Specifically, the light that described DLP projection system projects, passes through outer lens after reflecting by lens, constitutes institute
That states automobile tail light goes out light.
Specifically, by adjust described DLP projection system in colour wheel, the color to DLP projection system output light or
Colour temperature is controlled, and projects red light, sodium yellow or white composite respectively, so that described automobile tail light meets tail respectively
The function of lamp, steering indicating light or back-up lamp.
Specifically, DLP projection system is fixed as one by described mounting bracket with projecting lens；Mounting bracket is passed through tight
Gu screw is fixed as one with described taillight lamp body.
Specifically, described projecting lens is toroidal lenss.
The light source of described DLP projection system is bulb or LED.
In the inner surface setting column decorative pattern of described outer lens, by adjusting shape, position or the angle of column decorative pattern,
The light lamplight type that goes out of described reflective car tail can be adjusted.
The technical solution of the utility model additionally provides a kind of automobile intelligent rear light based on DLP shadow casting technique, including tail
Lamp lamp body, the outer lens being located in taillight lamp body and projecting lens, its inventive point is：
One DLP projector is set in described taillight lamp body.
One mounting bracket of setting, DLP projection system is fixed as one with described projecting lens；
The light-emitting window of described DLP projection system can be arranged at the focal point of described projecting lens.
The light-emitting window of described DLP projection system is towards described projecting lens direction setting.
The light-emitting window of DLP projection system is arranged at the focal point of projecting lens so that DLP projector go out light,
After projecting lens refraction, become parallel to the parallel rayies of projecting lens primary optical axis, to ensure required for automobile tail light
Output light type.
Certainly, the light-emitting window of DLP projection system not necessarily have to be located at the focal point of described projecting lens, completely can be with base
In the principle of light projection or refraction, export the needs of light type according to automobile tail light, the light-emitting window to adjust DLP projection system exists
Position on projecting lens primary optical axis, also contributes to obtaining and different goes out light light shape or light-out effect.
Described DLP projector gone out light, as the light source of described automobile tail light；
The light that described DLP projector projects, passes through outer lens after reflecting by lens, constitutes described automobile tail light
Go out light；
Described DLP projector at least includes light source, colour wheel, finishing lens, DMD eyeglass and DLP wiring board；
By adjusting the DMD eyeglass of described DLP projector, realize dynamic, transformable automobile tail light light type output；
By adjusting the colour wheel in described DLP projector, change the color of described DLP projector throw light, control vapour
Tail-light projects the color of light, thus realizing the switching of taillight difference in functionality.
By adjusting the colour wheel in described DLP projector, the color of DLP projector output light or colour temperature can be carried out
Control so that described automobile tail light can project red light, sodium yellow or white composite respectively, so that described car tail
Lamp, the difference that can simultaneously meet automobile tail light, steering indicating light or back-up lamp goes out the semiotic function of light color.
Further, by regulation or the control of described DLP projector so that the output light of described automobile tail light,
It is capable of different colours, any switching laws of different light type.
In the technical program, DLP projection system and projecting lens are each attached in mounting bracket, and DLP projection system is thrown
The light projecting, passes through outer lens by lens after reflecting, constitute described automobile tail light goes out light beam, it is achieved thereby that dynamically
, transformable automobile tail light light type.
By adjusting colour wheel in DLP projection system, the color of the light that DLP projection system projects can be controlled (also known as
For colour temperature), thus realizing the switching of taillight difference in functionality.
The working condition of automobile intelligent rear light described in the technical program is as follows：
The light that light source (bulb or LED) in DLP projection system is launched, saturating by the convergence in DLP projection system
Light uniformization, the light after being then passed through processing are passed through a colour wheel by mirror, split the light into RGB (red (R), green (G), blue (B)) three
Individual color, or the more polychrome such as RGBW (red (R), green (G), blue (B), white (W)), then color is penetrated in DMD core by repairing lens
On piece, wherein dmd chip is a mirror being encapsulated in metal and the confined space of glass composition, and dmd chip is by hundreds thousand of
Or even up to a million micro mirrors composition, a piece of micro mirror represents a pixel, and rate of change is 1000 times/second or faster, every micro mirror
All there is the tumbler of hinge-like effect lower section, and hinge arrangement allows eyeglass to tilt between two states, and+10 spend and are
"ON".- 10 spend for "Off", and when eyeglass does not work, they are in 0 degree of " berthing " state.
Micro-mirror device in dmd chip reflects the light that automobile tail light needs, and light out passes through thoroughly afterwards from DLP projection system
Outer lens is passed through, constitute automobile tail light goes out light beam after mirror refraction.
Based on millions of grades in DMD of micro mirror, DLP projection system can provide 1670 million colors and 256 sections of gray scale
Level.
Due to DLP shadow casting technique be prior art, therefore in DLP projection system specifically mechanical, electrical structure and go out light light shape and
The control method here of colour temperature no longer describes.
DLP shadow casting technique is effectively combined together by the technical program with automobile tail light, DLP projection system is enriched many
The optical effect becoming is applied to automobile tail light field, changes the unalterable light type effect of automobile tail light.System is projected using DLP
The automobile tail light of system can realize different colours, any switching laws of different light type, really becomes intelligent taillight.
The method can be widely used in design and the manufacture field of automobile tail light.
Claims (10)
1. a kind of automobile intelligent rear light based on DLP shadow casting technique, including taillight lamp body, the outer lens in taillight lamp body
And projecting lens, it is characterized in that：
One mounting bracket of setting, a DLP projection system and described projecting lens are fixed as one；
The light of described DLP projection system projection, is passed through outer lens, constitutes going out of described automobile tail light after being reflected by lens
Light；
Described DLP projection system at least includes light source, colour wheel, finishing lens, DMD eyeglass and DLP wiring board.
2., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 1, it is characterized in that described DLP projection system
The light-emitting window of system is located at the focal point of described projecting lens；The light that described DLP projection system projects, constitutes described car tail
The light source of lamp.
3., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 2, it is characterized in that described mounting bracket
DLP projection system is fixed as one with described projecting lens；Described mounting bracket passes through fastening screw and described tail
Lamp lamp body fixes as one.
4., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 1, it is characterized in that described projecting lens
For toroidal lenss.
5., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 1, it is characterized in that described DLP projection system
The light source of system is bulb or LED.
6., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 1, it is characterized in that in described outer lens
Inner surface setting column decorative pattern.
7. a kind of automobile intelligent rear light based on DLP shadow casting technique, including taillight lamp body, the outer lens in taillight lamp body
And projecting lens, it is characterized in that：
One DLP projector is set in described taillight lamp body；
One mounting bracket of setting, DLP projection system is fixed as one with described projecting lens；
Described DLP projector gone out light, as the light source of described automobile tail light；
The light of described DLP projection system projection, is passed through outer lens, constitutes going out of described automobile tail light after being reflected by lens
Light；
Described DLP projector at least includes light source, colour wheel, finishing lens, DMD eyeglass and DLP wiring board.
8., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 7, it is characterized in that described mounting bracket
Fixed as one with described taillight lamp body by fastening screw.
9., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 7, it is characterized in that described projecting lens
For toroidal lenss；The light source of described DLP projection system is bulb or LED；Inner surface setting column flower in described outer lens
Stricture of vagina.
10., according to the automobile intelligent rear light based on DLP shadow casting technique described in claim 7, it is characterized in that described DLP projection system
The light-emitting window of system is located at the focal point of described projecting lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620934398.0U CN205991427U (en) | 2016-08-24 | 2016-08-24 | A kind of automobile intelligent rear light based on DLP shadow casting technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620934398.0U CN205991427U (en) | 2016-08-24 | 2016-08-24 | A kind of automobile intelligent rear light based on DLP shadow casting technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991427U true CN205991427U (en) | 2017-03-01 |
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ID=58107252
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620934398.0U Expired - Fee Related CN205991427U (en) | 2016-08-24 | 2016-08-24 | A kind of automobile intelligent rear light based on DLP shadow casting technique |
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| CN (1) | CN205991427U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692237A (en) * | 2018-07-19 | 2018-10-23 | 中山视坤光电科技有限公司 | A kind of ceiling lamp |
-
2016
- 2016-08-24 CN CN201620934398.0U patent/CN205991427U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692237A (en) * | 2018-07-19 | 2018-10-23 | 中山视坤光电科技有限公司 | A kind of ceiling lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee after: Hua Yu vision technology (Shanghai) Co., Ltd. Address before: 201800 Yecheng Road, Jiading District, Jiading District, Shanghai Patentee before: Xiaoxi Car Lights Co., Ltd., Shanghai |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170301 Termination date: 20200824 |