CN202463698U - Vehicle-mounted head-up projection display device - Google Patents
Vehicle-mounted head-up projection display device Download PDFInfo
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- CN202463698U CN202463698U CN 201120528345 CN201120528345U CN202463698U CN 202463698 U CN202463698 U CN 202463698U CN 201120528345 CN201120528345 CN 201120528345 CN 201120528345 U CN201120528345 U CN 201120528345U CN 202463698 U CN202463698 U CN 202463698U
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- projection
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Abstract
The utility model provides a vehicle-mounted head-up projection display device. The vehicle-mounted head-up projection display device comprises a projection device and a reflection screen which are disposed in a cab. The projection device is connected with a vehicle-mounted information system. The projection device projects information a driver needs onto the reflection screen in an optical manner and in an optical form, thereby transmitting the information to the driver or passengers. The vehicle-mounted head-up projection display device is characterized in that the reflection screen is independent of a windshield, or window glass, or other light-transmitting devices which are disposed not for the purpose of reflecting light rays in a vehicle. The reflection screen is made of glass or organic glass. A layer or a plurality of layers of plating, or coating film, or coating, or protection foil which can strengthen reflection of visible light is/are disposed on the reflection screen. The vehicle-mounted head-up projection display device can reduce cost of the vehicle-mounted projection display device and improves driving safety and design flexibility of the vehicle-mounted projection display device.
Description
Technical field
The utility model relates to vehicle-mounted human-computer interaction interface technology, is specially a kind of vehicle-mounted projection display apparatus of looking squarely.
Background technology
Head-up display (Head Up Display) hereinafter to be referred as HUD, is the flight additional gauge of present widespread on aerocraft.The meaning of looking squarely is meant that the aviator need not bow and just can sees needed important information.Head-up display appears on the military aircraft the earliest, and the reduction aviator need bow and check the frequency of instrument, avoids attention to interrupt and lose the grasp to state consciousness (Situation Awareness).Because the comfort feature of HUD and can improve safety.Along with science and technology development, the vehicle-mounted display equipment (HUD) of looking squarely arises at the historic moment.
The vehicle-mounted display equipment (HUD) of looking squarely all adopts front windshield as radiation shield at present, for example because reflectivity is had higher requirement, need do coating film treatment to Windshield, thereby increases cost.And the shape of front windshield and angle of reflection also can not arbitrarily change, thereby have limited the use of HUD.
Chinese patent number is 201120118204.7 disclosed " a kind of display device for mounting on vehicle "; Said device is installed in interior the place ahead of car of the Windshield of vehicle; Said device comprises that this led light source reflects to form LCD backlight through being radiated on the Windshield as the transparent liquid crystal and emitting semiconductor (LED) light source that show usefulness.This programme adopts transparent liquid crystal to show and realizes vehicle-mounted demonstration, solved the light projection must increase reflective pad pasting to the user requirement.In the long run, as a device for display of message, along with development of technology, content can be more and more abundanter, can increase more traffic safety information simultaneously.And continue to use original shadow casting technique, need possibly need the longer time in the breakthrough of reflex-reflective material.
Patent is compared therewith; The visual focal length (Fig. 1) of chaufeur is incident upon outside the Windshield in the utility model, when driving, obtains demonstration information and need the focal length of eyeball not adjusted in the car nearby from afar, thereby improve the safety of driving; Especially for increasing old chaufeur is arranged in the aging society; Because degenerative, its eyeball focusing process is longer, and the raising of this safety is particularly important in aging society.
In addition, because radiation shield is semi-transparent semi-reflecting form, chaufeur still can be observed automobile exterior state in reflection place, and liquid crystal then fully can't transmitted light, has hindered the chaufeur judgement of situation to external world; The light district that LED forms on Windshield also can form chaufeur and disturb, and can reduce safety.
The utility model content
The utility model solves the existing vehicle-mounted shield glass cost height in the display equipment (HUD) of looking squarely; Shape and angle of reflection can not arbitrarily change; And the shield glass optical reflectance can to satisfy HUD be the needs of looking squarely demonstration, and a kind of later-model vehicle-mounted projection display apparatus is provided.
Solve the problems of the technologies described above, the technological means that the utility model adopts is: a kind of vehicle-mounted projection display apparatus of looking squarely, comprise the projection arrangement and the radiation shield that are arranged in the operator's compartment, and projection arrangement links to each other with inter-vehicle information system; Projection arrangement projects the information that the driver needs on the radiation shield with optical instrument and optical form, with this information is passed to driver or passenger; It is characterized in that, be not that the device of the transmitted light that is provided with of purpose is provided with the reflected light rays but radiation shield is independent of Windshield or glass for vehicle window of vehicle etc.
Said radiation shield is glass or organism glass; It is provided with one or more layers coating or plated film or coating or the pad pasting that strengthens the visible light reflection.
Further, the surface of said radiation shield is plane or convex surface or concave surface.
Further, on said projection arrangement or the radiation shield or between radiation shield and the driver or between projection arrangement and the radiation shield, be provided with the lens or the set of lenses of adjustment focal length or radiation direction.
Compare prior art, the utlity model has following beneficial effect:
1, reduced the vehicle-mounted cost of looking squarely projection display apparatus.
Owing to adopt less radiation shield, need not do optical treatment to the monoblock Windshield, thus cost-cutting.And the design of radiation shield and make and generally to be applicable to various vehicles, can realize producing in enormous quantities.
2, improved drive safety.
Vehicle-mountedly look squarely information projection that display equipment (HUD) need pay close attention to chaufeur on radiation shield, chaufeur no longer need switch the visual field between vehicle front and equipment, can concentrate on noting the important road conditions in the place ahead, has eliminated potential driving hidden danger.And since during projection focal length drop on outside the car, the time that chaufeur is adjusted visual focal length will shorten, and will be safer for aged driver.
3, improved the design flexibility of vehicle-mounted projection display apparatus.
Projection arrangement of the utility model or radiation shield, or both are provided with turning cylinder, can transfer the reflection angle of projection arrangement radiation shield.Between projection arrangement and the radiation shield, can be provided with lens or set of lenses, so that the adjustment focal length.Can be applicable to different drivers and condition of service more neatly.
The utlity model has information handling system among the HUD, image processing system, projection arrangement etc.; Employing is independent of the radiation shield of Windshield; Be arranged between Windshield and the projection equipment, thereby can freely select material, plated film, shape and installation site and the attitude of radiation shield.
Description of drawings
Fig. 1 is the vehicle-mounted projection display apparatus structural representation of the utility model.
The 1-chaufeur, 2-projection arrangement, 3-radiation shield, 4-vehicle front windshield, 5-projecting light path, the focus that the 6-chaufeur is felt.
The specific embodiment
Referring to Fig. 1, a kind of vehicle-mounted projection display apparatus of looking squarely comprises the projection arrangement 2 and radiation shield 3 that are arranged in the operator's compartment, and projection arrangement 2 links to each other with inter-vehicle information system (omitting among the figure); Projection arrangement 2 is arranged between vehicle driver 1 and the vehicle front windshield 4.But but said radiation shield 3 process for the transparent material of other transmitted lights such as glass, organism glass or transparent membrane and reflected light rays, said radiation shield 3 is glass or organism glass; It is provided with one or more layers coating or plated film or coating or the pad pasting that strengthens the visible light reflection; Like magnesium flouride, aluminium oxide, zirconia, titanium oxide or cerium oxide coating greater than 500nm.Radiation shield 3 is independent of vehicle front windshield 4 and is provided with; Projection arrangement 2 with image projection to radiation shield 3, thereby by chaufeur 1 perception.And the focal length of the projecting light path 5 of chaufeur 1 will drop on outside the vehicle front windshield 4.Be provided with because radiation shield 3 is independent of vehicle front windshield 4, vehicle front windshield 4 is not had special requirement, the material of radiation shield 3 and character of surface all can be selected flexibly.
But projection arrangement is arranged on vehicle driver and front windshield or glass for vehicle window or the vehicle between the radiation shield that other are not the transmitted light that is provided with of purpose with the reflected light rays; But radiation shield is arranged on projection arrangement and front windshield or glass for vehicle window or the vehicle between the device that other are not the transmitted light that is provided with of purpose with the reflected light rays.
In order to form farther focal length,, can in light path, add and can focal length be throwed farther lens to reduce the focal length transfer time of chaufeur.In addition, adjusting angle adapts to different drivers and drives attitude for ease, and said projection arrangement is or/and radiation shield is provided with turning cylinder.
Further, for being more conducive to observe, the surface on the said radiation shield is plane, convex surface or concave surface; For increasing brightness of image, said radiation shield is provided with to strengthen coating, plated film, coating or the pad pasting that visible light is reflected into purpose, to increase reflectivity.
The vehicle-mounted display equipment (HUD) of looking squarely of the utility model is in the application of automobile, because HUD can be projected to the focussing plane of image outside the car, chaufeur need not removed sight line when observed information from the road surface; And the focal length of adjusting eyeball continually; Thereby improve the safety of driving, especially for increasing old chaufeur is arranged in the aging society, because degenerative; Its eyeball focusing process is longer, and the raising of this safety is particularly important in global aging trend.
Need to prove at last; Above embodiment is only in order to technical scheme but not the restriction technologies scheme of explanation the utility model; Although the applicant specifies the utility model with reference to preferred embodiment, those of ordinary skill in the art should be appreciated that those technical schemes to the utility model make amendment or be equal to replacement; And do not break away from the aim and the scope of present technique scheme, all should be encompassed in the middle of the claim scope of the utility model.
Claims (6)
1. the vehicle-mounted projection display apparatus of looking squarely comprises the projection arrangement and the radiation shield that are arranged in the operator's compartment, and projection arrangement links to each other with inter-vehicle information system; Projection arrangement projects the information that the driver needs on the radiation shield with optical instrument and optical form, with this information is passed to driver or passenger; It is characterized in that, be not that the device of the transmitted light that is provided with of purpose is provided with the reflected light rays but radiation shield is independent of Windshield or the glass for vehicle window of vehicle.
2. according to the said vehicle-mounted projection display apparatus of looking squarely of claim 1, it is characterized in that said radiation shield is glass or organism glass; It is provided with one or more layers coating or plated film or coating or the pad pasting that strengthens the visible light reflection.
3. according to claim 1 or 2 said vehicle-mounted projection display apparatus, it is characterized in that the surface of said radiation shield is plane or convex surface or concave surface.
4. according to the said vehicle-mounted projection display apparatus of looking squarely of claim 2; It is characterized in that; On said projection arrangement or the radiation shield or between radiation shield and the driver position or between projection arrangement and the radiation shield, be provided with the lens or the set of lenses of adjustment focal length or radiation direction.
5. according to claim 1 or the 4 said vehicle-mounted projection display apparatus of looking squarely, it is characterized in that said projection arrangement is or/and radiation shield is provided with turning cylinder.
6. the vehicle-mounted projection display apparatus of looking squarely according to claim 1; It is characterized in that, but projection arrangement is arranged on vehicle driver position and front windshield or glass for vehicle window or the vehicle between the radiation shield that other are not the transmitted light that is provided with of purpose with the reflected light rays; But radiation shield is arranged on projection arrangement and front windshield or glass for vehicle window or the vehicle between the device that other are not the transmitted light that is provided with of purpose with the reflected light rays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120528345 CN202463698U (en) | 2011-12-16 | 2011-12-16 | Vehicle-mounted head-up projection display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120528345 CN202463698U (en) | 2011-12-16 | 2011-12-16 | Vehicle-mounted head-up projection display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202463698U true CN202463698U (en) | 2012-10-03 |
Family
ID=46911884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120528345 Expired - Fee Related CN202463698U (en) | 2011-12-16 | 2011-12-16 | Vehicle-mounted head-up projection display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202463698U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442252A (en) * | 2011-12-16 | 2012-05-09 | 重庆市科学技术研究院 | Vehicle-mounted head-up projection display equipment |
| CN104570351A (en) * | 2014-12-29 | 2015-04-29 | 信利半导体有限公司 | Vehicle-mounted head-up display system |
| CN107572385A (en) * | 2017-09-13 | 2018-01-12 | 徐州重型机械有限公司 | Crane |
-
2011
- 2011-12-16 CN CN 201120528345 patent/CN202463698U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442252A (en) * | 2011-12-16 | 2012-05-09 | 重庆市科学技术研究院 | Vehicle-mounted head-up projection display equipment |
| CN104570351A (en) * | 2014-12-29 | 2015-04-29 | 信利半导体有限公司 | Vehicle-mounted head-up display system |
| CN107572385A (en) * | 2017-09-13 | 2018-01-12 | 徐州重型机械有限公司 | Crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20131216 |