CN207833113U - Vehicle-mounted head-up display - Google Patents
Vehicle-mounted head-up display Download PDFInfo
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- CN207833113U CN207833113U CN201721919120.7U CN201721919120U CN207833113U CN 207833113 U CN207833113 U CN 207833113U CN 201721919120 U CN201721919120 U CN 201721919120U CN 207833113 U CN207833113 U CN 207833113U
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Abstract
The utility model belongs to vehicle electronic device field, is to be related to a kind of vehicle-mounted head-up display more specifically.The flat image that display screen generates is after bore hole 3D structures are converted to stereo-picture, it projects windshield and shows stereo-picture in vehicle front, into the binocular of driver, the image that the image that left eye is seen and right eye are seen can be made different, using principle of parallax, driver can be made to generate the feeling of Three-dimensional Display.Binocular position sensor obtains the binocular focal zone information of driver, linear drives component is moved according to the binocular focal zone information-driven bore hole 3D structures, pass through position adjustment opposite between display screen and bore hole 3D structures, the stereo-picture focus for being shown in vehicle front can be made close with the focus other than eye-observation windshield, avoid the eyes frequent switching focal position of driver and the visual fatigue that generates.
Description
Technical field
The utility model belongs to vehicle electronic device field, is to be related to a kind of vehicle-mounted head-up display more specifically.
Background technology
Automobile head-up display (HUD) is a kind of novel on-vehicle display technology, while being also a kind of enhancing display technology, can
Directly to allow in the real scene that information superposition seen to driver, driver is allowed not have to bow during driving to see instrument
Dial plate, to promote the safety of driving.Traditional cockpit display is generally understood that lower display, including console, instrument
Dial plate etc..These displays are required for allowing driver to bow and watching attentively just seeing information clearly over the display.Head up display is made
While being that one kind is not necessarily to change head pose, driver can be given to transmit information.
Existing vehicle-mounted head-up-display system can be generally divided into combiner formula head-up-display system and windshield reflection
Formula head-up-display system.Such HUD is cheap, installation is easy, but shows that content is single, generally two-dimensional display system, only
Two-dimensional image can be formed；In addition, display content is tightly attached on windscreen, the focal length of the image formed on windshield is constant
, the focal length that this allows for the eyes of image and driver on windshield is usually inconsistent, such as：When driver watches attentively
When the road surface in a distant place, driver's reading of content needs to be transferred to the image that HUD is formed from nearly coke comes from the remote coke on distant place road surface,
The continuous focal length that changes can make eye fatigue.
Utility model content
The purpose of this utility model is to provide a kind of vehicle-mounted head-up displays, existing in the prior art vehicle-mounted to solve
Head up display can be only formed two-dimensional image, and the position that focus and the driver's eyes of image focus is inconsistent to be easy to cause
The technical issues of visual fatigue.
To achieve the above object, the technical solution adopted in the utility model is：A kind of vehicle-mounted head-up display is provided, is wrapped
It includes：
Display screen is used for plane of departure image；
Bore hole 3D structures, before the normal direction of the display screen is slidably mounted on the light-emitting surface of the display screen
Side, the flat image for emitting the display screen project windshield after being converted to stereo-picture and before automobiles
Side shows stereo-picture；
Binocular position sensor, the binocular focal zone information for obtaining driver；And
Linear drives component is used for according to bore hole 3D structures described in the binocular focal zone information-driven along the display
The normal direction of screen is slided to change the spacing of bore hole 3D structures and the display screen.
Further, the bore hole 3D structures are column mirror grating or fly's-eye lens.
Further, the linear drives component includes mounting base, driving motor, the output for being installed on the driving motor
The gear at end, be fixedly connected with the bore hole 3D structures and with the gear engaged transmission rack, the mounting base have edge
The sliding groove that the normal direction of the display screen extends, the rack are slidably mounted on the sliding groove.
Further, the column mirror grating includes substrate and is arranged multiple lenticule lists on the surface of the substrate
Member, multiple lenticule units are decorated in array.
Further, the lenticule unit includes quadrangular portion and the spherical surface at the top in the quadrangular portion is arranged
Portion.
Further, the cross section in the quadrangular portion is square.
Further, the lenticule unit be class trapezium structure, the class trapezium structure have upper bottom edge, bottom and
Symmetrical two waist, the broken line step being equipped on two waists.
Further, the broken line step includes bevel edge and apex angle, the broken line step on waist described in the same side
Bevel edge is parallel to each other and equal length, and the angle of each apex angle is equal, and the angle of each apex angle is equal to the broken line step
The angle of the bevel edge of bottom and the bottom.
Further, the column mirror grating includes glass plate of the light transmittance more than 90% and coats on the glass plates
Grating.
Further, the radius R of the grating is 6.7545-6.744mm, and sagitta H is 50-40 μm, arc length 1.5-
1.4mm, refractive index are 1.575 ± 0.005；The thickness of the glass plate is 3-8mm.
The advantageous effect of vehicle-mounted head-up display provided by the utility model is：The flat image that display screen generates passes through
After bore hole 3D structures are converted to stereo-picture, project windshield and show stereo-picture in vehicle front, into driving
The binocular for the person of sailing can make the image that the image that left eye is seen and right eye are seen different, using principle of parallax, can make driving
Member generates the feeling of Three-dimensional Display.Binocular position sensor obtains the binocular focal zone information of driver, linear drives component
It is moved according to the binocular focal zone information-driven bore hole 3D structures, passes through position opposite between display screen and bore hole 3D structures
Adjustment is set, the stereo-picture focus for being shown in vehicle front and the focus phase other than eye-observation windshield can be made
Closely, the visual fatigue for avoiding the eyes frequent switching focal position of driver and generating.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the stereoscopic schematic diagram for the vehicle-mounted head-up display that the utility model embodiment provides；
Fig. 2 is the schematic diagram of the column mirror grating for the vehicle-mounted head-up display that the utility model embodiment provides；
Fig. 3 is the display screen of vehicle-mounted head-up display that provides of the utility model embodiment with 3 kinds of bore hole 3D structures not
The schematic diagram of same distance；
Fig. 4 is the schematic diagram of the usage scenario for the vehicle-mounted head-up display that the utility model embodiment provides；
Fig. 5 is partial enlarged view at the A of Fig. 4；
Fig. 6 is the near focus area light path schematic diagram for the vehicle-mounted head-up display that the utility model embodiment provides；
Fig. 7 is the remote burnt region light path schematic diagram for the vehicle-mounted head-up display that the utility model embodiment provides.
Wherein, each reference numeral in figure：
1- display screens；2- bore hole 3D structures；21- substrates；22- lenticule units；23- class trapezium structures；The upper bottom edges 231-；
The bottoms 232-；233- waists；234- bevel edges；235- apex angles；3- binocular position sensors；4- windshield；5- human eyes；6- is close
Burnt region；The far burnt regions 61-；7- trees；The mountain ranges 71-；72- highways；8- steering wheels；9- windshield.
Specific implementation mode
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
Referring to Fig. 1, existing illustrate vehicle-mounted head-up display provided by the utility model.Vehicle-mounted head-up display,
Including：
Display screen is used for plane of departure image；
Bore hole 3D structures, before the normal direction of the display screen is slidably mounted on the light-emitting surface of the display screen
Side, the flat image for emitting the display screen project windshield after being converted to stereo-picture and before automobiles
Side shows stereo-picture；
Binocular position sensor, the binocular focal zone information for obtaining driver；And
Linear drives component is used for according to bore hole 3D structures described in the binocular focal zone information-driven along the display
The normal direction of screen is slided to change the spacing of bore hole 3D structures and the display screen.
Binocular focal zone refers to focal zone of the people when a specific location binocular does not rotate, for example binocular focuses on
Some target position of far left, relatively, the region on the right of the target position will not focus.Binocular position sensor 3
The binocular focal zone information for obtaining driver especially by information such as acquisition binocular interpupillary distance, binocular centers, and is extrapolated
Binocular focal zone information.Binocular position sensor 3 belongs to the prior art.It is opposite that linear drives component adjusts bore hole 3D structures 2
In the position of display screen 1 so that the focus for the stereo-picture that vehicle-mounted head-up display is formed on the windshield can be with driving
The focal position of the eyes of member is consistent.
The advantageous effect of vehicle-mounted head-up display provided by the utility model is：The flat image that display screen generates passes through
After bore hole 3D structures are converted to stereo-picture, project windshield and show stereo-picture in vehicle front, into driving
The binocular for the person of sailing can make the image that the image that left eye is seen and right eye are seen different, using principle of parallax, can make driving
Member generates the feeling of Three-dimensional Display.Binocular position sensor obtains the binocular focal zone information of driver, linear drives component
It is moved according to the binocular focal zone information-driven bore hole 3D structures, passes through position opposite between display screen and bore hole 3D structures
Adjustment is set, the stereo-picture focus for being shown in vehicle front and the focus phase other than eye-observation windshield can be made
Closely, the visual fatigue for avoiding the eyes frequent switching focal position of driver and generating.
Further, Fig. 4 and Fig. 5 is please referred to, one kind as vehicle-mounted head-up display provided by the utility model is specific
Embodiment, Fig. 4 are usage scenario schematic diagram of the vehicle-mounted head-up display of the present embodiment on automobile, and driver is located at direction
The position of disk 8, when driver watches highway 72 and the mountain range 71 in a distant place attentively, linear drives component is according to binocular position sensor 3
The information of detection adjusts the position of the opposite display screen of bore hole 3D structures 2 so that and stereo-picture focusing is formed at remote burnt region 61,
When driver watches trees 7 nearby attentively, stereo-picture focusing is formed near focus area 6, when use driver be not necessarily in order to
It observes the data of head up display and frequently changes the focuses of eyes, overcome visual fatigue caused by this problem.
Further, Fig. 6 and Fig. 7 is please referred to, one kind as vehicle-mounted head-up display provided by the utility model is specific
Embodiment, Fig. 6 are the schematic diagram of near focus area imaging optical path, and Fig. 7 is the schematic diagram of remote burnt regional imaging light path, wherein K points
For the focus of stereo-picture, by adjusting bore hole 3D structures 2 at a distance from display screen 1, the changeable incident ray sent out from B points
Path realize that the position that the focus of stereo-picture and human eye focus is same in real time to change the focus K of stereo-picture with this
Step, avoids visual fatigue.
Further, referring to Fig. 3, a kind of specific embodiment party as vehicle-mounted head-up display provided by the utility model
Formula, linear drives component include mounting base, driving motor, be installed on driving motor output end gear, with bore hole 3D structures 2
The sliding groove for being fixedly connected and extending with the normal direction along display screen with the rack of gear engaged transmission, mounting base, rack
It is slidably mounted on sliding groove.Position by sliding of the rack on sliding groove so as to adjust bore hole 3D structures 2 with respect to display screen.
A, B, C have respectively represented the handoff procedure of bore hole 3D structures 2 and 3 kinds of different distances of display screen 1 in Fig. 3.
Further, referring to Fig. 1, a kind of specific embodiment party as vehicle-mounted head-up display provided by the utility model
Formula, bore hole 3D structures 2 are column mirror grating or fly's-eye lens.
Further, referring to Fig. 1, a kind of specific embodiment party as vehicle-mounted head-up display provided by the utility model
Formula, column mirror grating include substrate 21 and multiple lenticule units 22 on 21 surface of substrate are arranged, and multiple is lenticule unit
22 arrange in the array of multiple rows of aligned type.Lenticule unit 22 includes quadrangular portion and the spherical surface being arranged at the top of quadrangular portion
The cross section in portion, quadrangular portion is square.By using 22 composition microlens array arranged in arrays of multiple lenticule units
Layer has 360 degree of light splitting effects because the top of lenticule unit 22 is spherical surface, can by focal plane through specific arrangement
Image is regular to be separated, therefore observer can surround 360 degree of equipment of display and watch bore hole 3D rendering.
Further, referring to Fig. 2, lenticule unit 22 as vehicle-mounted head-up display provided by the utility model
Another specific implementation mode, lenticule unit 22 are class trapezium structure 23, and class trapezium structure 23 has upper bottom edge 231, bottom
Side 232 and symmetrical two waist 233 are equipped with symmetrical broken line step on two waist 233.Broken line step includes bevel edge
234 and apex angle 235, the bevel edge 234 of the broken line step on the same side waist 233 is parallel and equal length, 235 angle phase of apex angle
Deng and equal to broken line step bottom bevel edge 234 and bottom 232 angle.On two waists 233 of class trapezium structure 23
Equipped with multiple broken line steps, multi-panel light splitting can be carried out from the bevel edge 234 of upper bottom edge 231 and each broken line step in this way, and it is existing
Some bore hole 3D image forming materials are compared, and can increase redundancy number of views using the bore hole 3D Imaging gratings structure in this programme, this
Sample can find optimal viewing point quickly when observing position change, improve visual angle and observation comfort level, so being watched using the structure
Can there are the visual angle of bigger, appreciation effect more preferable when bore hole 3D rendering.
Further, referring to Fig. 1, column mirror grating as vehicle-mounted head-up display provided by the utility model it is another
Kind specific implementation mode, column mirror grating include the grating of glass plate of the light transmittance more than 90% and coating on a glass.Glass
For high-quality glass or edging tempered glass.The radius R of grating is 6.7545-6.744mm, and sagitta H is 50-40 μm, and arc length is
1.5-1.4mm, refractive index are 1.575 ± 0.005；The thickness of glass plate is 3-8mm.In the present embodiment, glass plate is using mill
Side tempered glass, 99% or more light transmittance, it is desirable that glass bubble-free, no marking, without wave lathe work rinse 10 minutes by circulating water
Afterwards, naturally dry or drying so that column mirror grating have data are accurate, grating uniformly, the strong, image clearly of imaging volume sense etc. it is excellent
Point.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of vehicle-mounted head-up display, which is characterized in that including：
Display screen is used for plane of departure image；
Bore hole 3D structures are slidably mounted on the front side of the light-emitting surface of the display screen along the normal direction of the display screen, use
Windshield is projected after the flat image for emitting the display screen is converted to stereo-picture and is shown in vehicle front
Show stereo-picture；
Binocular position sensor, the binocular focal zone information for obtaining driver；And
Linear drives component is used for according to bore hole 3D structures described in the binocular focal zone information-driven along the display screen
Normal direction is slided to change the spacing of bore hole 3D structures and the display screen.
2. vehicle-mounted head-up display as described in claim 1, it is characterised in that：The bore hole 3D structures are for column mirror grating or again
Eyelens.
3. vehicle-mounted head-up display as described in claim 1, it is characterised in that：The linear drives component include mounting base,
Driving motor, be installed on the driving motor output end gear, be fixedly connected with the bore hole 3D structures and with the tooth
The rack of engaged transmission is taken turns, there is the mounting base sliding groove that the normal direction along the display screen extends, the rack to slide
It is dynamic to be installed on the sliding groove.
4. vehicle-mounted head-up display as claimed in claim 2, it is characterised in that：The column mirror grating includes substrate and setting
Multiple lenticule units on the surface of the substrate, multiple lenticule units are decorated in array.
5. vehicle-mounted head-up display as claimed in claim 4, it is characterised in that：The lenticule unit include quadrangular portion and
Ball face at the top in the quadrangular portion is set.
6. vehicle-mounted head-up display as claimed in claim 5, it is characterised in that：The cross section in the quadrangular portion is pros
Shape.
7. vehicle-mounted head-up display as claimed in claim 4, it is characterised in that：The lenticule unit is class trapezium structure,
The class trapezium structure has upper bottom edge, bottom and symmetrical two waist, the broken line step being equipped on two waists.
8. vehicle-mounted head-up display as claimed in claim 7, it is characterised in that：The broken line step includes bevel edge and apex angle,
The bevel edge of the broken line step on waist described in the same side is parallel to each other and equal length, and the angle of each apex angle is equal,
The angle of each apex angle is equal to the angle of the bevel edge and the bottom of the broken line step bottom.
9. vehicle-mounted head-up display as claimed in claim 2, it is characterised in that：The column mirror grating includes that light transmittance is more than
The grating of 90% glass plate and coating on the glass plates.
10. vehicle-mounted head-up display as claimed in claim 9, it is characterised in that：The radius R of the grating is 6.7545-
6.744mm, sagitta H are 50-40 μm, arc length 1.5-1.4mm, and refractive index is 1.575 ± 0.005；The thickness of the glass plate
For 3-8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919120.7U CN207833113U (en) | 2017-12-29 | 2017-12-29 | Vehicle-mounted head-up display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919120.7U CN207833113U (en) | 2017-12-29 | 2017-12-29 | Vehicle-mounted head-up display |
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| CN207833113U true CN207833113U (en) | 2018-09-07 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109360504A (en) * | 2018-12-04 | 2019-02-19 | 深圳奇屏科技有限公司 | A kind of adjustable 3D-LED large screen of image-forming range |
| CN109991739A (en) * | 2017-12-29 | 2019-07-09 | 深圳点石创新科技有限公司 | Vehicle-mounted head-up display |
| CN110262049A (en) * | 2019-06-26 | 2019-09-20 | 爱驰汽车有限公司 | Naked eye stereo-picture display component, windshield and automobile using it |
| CN111025635A (en) * | 2018-10-10 | 2020-04-17 | 精工爱普生株式会社 | Optical module and head-mounted display device |
| CN113156645A (en) * | 2020-01-22 | 2021-07-23 | 未来（北京）黑科技有限公司 | Vehicle intelligent auxiliary system based on stereoscopic vision display |
-
2017
- 2017-12-29 CN CN201721919120.7U patent/CN207833113U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109991739A (en) * | 2017-12-29 | 2019-07-09 | 深圳点石创新科技有限公司 | Vehicle-mounted head-up display |
| CN111025635A (en) * | 2018-10-10 | 2020-04-17 | 精工爱普生株式会社 | Optical module and head-mounted display device |
| CN111025635B (en) * | 2018-10-10 | 2022-07-22 | 精工爱普生株式会社 | Optical module and head-mounted display device |
| CN109360504A (en) * | 2018-12-04 | 2019-02-19 | 深圳奇屏科技有限公司 | A kind of adjustable 3D-LED large screen of image-forming range |
| CN109360504B (en) * | 2018-12-04 | 2021-06-11 | 深圳奇屏科技有限公司 | 3D-LED large screen with adjustable imaging distance |
| CN110262049A (en) * | 2019-06-26 | 2019-09-20 | 爱驰汽车有限公司 | Naked eye stereo-picture display component, windshield and automobile using it |
| CN113156645A (en) * | 2020-01-22 | 2021-07-23 | 未来（北京）黑科技有限公司 | Vehicle intelligent auxiliary system based on stereoscopic vision display |
| CN113156645B (en) * | 2020-01-22 | 2024-05-14 | 未来（北京）黑科技有限公司 | Vehicle intelligent auxiliary system based on stereoscopic vision display |
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