CN218512717U - Vehicle-mounted head-up display device - Google Patents

Abstract

The utility model relates to an on-vehicle demonstration field discloses an on-vehicle new line display device, which comprises a housin, set up light source part in the casing, micro electromechanical sensor, the part of reflecting, concave mirror part and eyeball tracker, the part of reflecting includes the glass substrate, micro electromechanical sensor and eyeball tracker set up the both sides at the glass substrate respectively, and one side of glass substrate plates there is multilayer film structure, the light of light source part transmission passes through micro electromechanical sensor in proper order, the part of reflecting and concave mirror part pass through, the eyeball tracker corresponds one side setting of glass substrate orientation reflection part and the light of its transmission can directly reach multilayer film structure. This application is inboard through with eyeball tracker integration at the casing, has realized integrating of part, can save the space in the car to through set up multilayer film structure on the part that reflects thoroughly, make the part that reflects thoroughly have different reflection and transmission effect to different light, this application reasonable in design, simple structure can conveniently realize the installation or dismantle.

Description

Vehicle-mounted head-up display device

Technical Field

The utility model relates to a vehicle-mounted projection display technology field especially relates to a vehicle-mounted new line display device.

Background

Along with the rapid development of automobile informatization and intellectualization, the requirement on richness of displayed information is higher and higher, however, the traditional display screen has limited space and is difficult to display too much driving assistance information, and through increasing the area of the traditional display screen or using the design of large screen display in a central control area, the driver is required to move the sight line from the front of the automobile to other areas of the display screen or the central control display screen in the driving process, so that the driving assistance information is captured, and the design can reduce the attention of the driver and is not beneficial to safe driving. In order to solve the problem, automobile manufacturers have introduced a head-up display (HUD), the existing head-up display utilizes a display screen or projects an image source on a scattering screen, the image source is installed on an instrument desk, the light direction of the image outgoing is reflected to human eyes through an inclined semitransparent reflector above the image source, a virtual image is formed, the display effect that automobile information floats in front of the eyes of a driver is achieved, the requirement of displaying auxiliary driving information on an automobile windshield can be met through the HUD technology, and the defect that the display space in an automobile is insufficient is overcome.

Conventional HUDs include a CHUD, which typically consists of a HUD host and a film that is applied to the windshield, and a WHUD that carries an optical screen without the need for applying a film to the windshield. CHUD and WHUD can show the speed of a motor vehicle irrelevant with the real scene on the windshield, traffic sign (for example the speed limit), some navigation information etc. the virtual Display function has been introduced to Augmented Reality's new line Display AR-HUD (Augmented Reality-Head Up Display), the position and size can be changed along with the real scene that constantly changes such as front car, pedestrian, crossing, etc. to provide more directly perceived, richer, more efficient mutual information than CHUD and WHUD, wherein AR-HUD needs to track people's eye with the infrared light, adjust the position of virtual image in real time according to the position of people's eye, therefore current AR-HUD overall structure is comparatively complicated, be not convenient for installation and dismantlement, consequently, an urgent need for a simple structure, the AR-HUD structure of being convenient for installation and dismantlement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the problem in at least one background art. Therefore, the utility model provides an on-vehicle new line display device, on-vehicle new line display device reasonable in design, simple structure, the installation and the dismantlement of being convenient for to can save the car inner space.

According to the utility model discloses on-vehicle new line display device of first aspect embodiment, including the casing, be provided with in the casing: the light source component emits light which sequentially passes through the micro-electro-mechanical sensor, the transflective component and the concave mirror component, the transflective component comprises a glass substrate, a multilayer film structure is plated on one side of the glass substrate, the micro-electro-mechanical sensor and the eyeball tracker are respectively arranged on two sides of the glass substrate, the eyeball tracker is integrated on the inner side of the shell, integration of parts is achieved, space in a vehicle can be saved, the multilayer film structure is plated on the transflective component, the transflective component has a good light selection function, different reflection and transmission effects can be achieved for different light, functions of various transflective components are integrated through one transflective component, and the whole vehicle-mounted head-up display device is reasonable in design, simple in structure and convenient to mount or dismount.

According to the utility model discloses a another embodiment, glass substrate includes first surface and second surface, multilayer film structure has been plated on the first surface, eyeball tracker corresponds the first surface setting, just the light that eyeball tracker sent can reach the first surface is through installing eyeball tracker in just one side to multilayer film structure for the light that eyeball tracker sent can directly reach multilayer film structure, and then selects through multilayer film structure the light that eyeball tracker sent.

According to the utility model discloses a another embodiment, multilayer film structure is including the silica rete and the trititanium pentoxide rete that set gradually, the total number of piles of silica rete and the trititanium pentoxide rete is 15-30 layers.

According to another embodiment of the present invention, the thickness of the single layer film of the silicon dioxide film layer and the titanium pentoxide film layer ranges from 10 nm to 500nm.

According to another embodiment of the present invention, the total thickness of the silicon dioxide film layer and the titanium oxide film layer ranges from 5000 nm to 2500nm.

According to another embodiment of the present invention, the eyeball tracker is disposed on the first surface of the glass substrate.

According to the utility model discloses a further embodiment, the eyeball tracker is laminated on multilayer film structure's surface.

According to the utility model discloses a further embodiment, be provided with the installed part on the glass substrate, the eyeball tracker passes through the installed part is fixed multilayer film structure's surface.

According to another embodiment of the present invention, the light source component and the mems are disposed on a same side of the first surface and on a different side of the first surface than the eye tracker.

According to the utility model discloses a further embodiment, the eyeball tracker is infrared light emitter.

The embodiment of the utility model provides in the above-mentioned first aspect scheme that provides, set up light source part in on-vehicle new line display device's casing, micro electromechanical sensor, the part of reflecting, concave mirror part and eyeball tracker, the part of reflecting includes the glass substrate, micro electromechanical sensor and eyeball tracker set up the both sides at the glass substrate respectively, and one side of glass substrate is plated and is made multilayer film structure, the light of light source part transmission passes through micro electromechanical sensor in proper order, the part of reflecting and concave mirror part, the eyeball tracker corresponds one side setting of glass substrate orientation reflection part, the light of eyeball tracker transmission can directly reach multilayer film structure. Compared with the prior art, this application is inboard through integrated at the casing with eyeball tracker, the integration of part has been realized, can save the space in the car, and it has multilayer film structure to plate the system on the transflective component, make the transflective component have good light selection function, can realize different reflection and transmission effect to different light, the function of multiple transflective component has been integrated through a transflective component, whole on-vehicle new line display device reasonable in design, moreover, the steam generator is simple in structure, can conveniently realize the installation or dismantle.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The drawings are only for purposes of illustrating embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

fig. 1 is a schematic usage scenario diagram of an embodiment of a vehicle-mounted head-up display device provided in the present application;

fig. 2 is an enlarged schematic view of a usage scenario of an embodiment of the vehicle-mounted head-up display device provided in the present application;

FIG. 3 is a schematic diagram of an embodiment of an in-vehicle heads-up display device provided by the present application;

FIG. 4 is a schematic view of a transflective component of an embodiment of an in-vehicle heads-up display device provided herein;

FIG. 5 is a schematic diagram of a multilayer film structure of an embodiment of an in-vehicle heads-up display device provided herein;

fig. 6 is a schematic view illustrating an installation of an eyeball tracker of an embodiment of the vehicle-mounted head-up display device provided by the present application;

FIG. 7 is another schematic view of an eye tracker of an embodiment of the vehicle head-up display apparatus provided herein;

fig. 8 is a schematic view of another installation of an eye tracker of an embodiment of the vehicle-mounted head-up display device provided in the present application.

The designations in the figures mean:

1. a vehicle-mounted head-up display device;

10. a housing;

100. a light source part;

200. a micro-electromechanical sensor;

300. a transflective component; 310. a glass substrate; 311. a first surface; 312. a second surface;

320. a multilayer film structure; 321. a silicon dioxide film layer; 322. a titanium pentoxide film layer;

330. a mounting member;

400. a concave mirror component;

500. an eyeball tracker;

600. a concave mirror component;

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the features defined as "first" and "second" may explicitly or implicitly include one or more of those features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The details provided for the purpose of illustrating the present application are set forth in the accompanying drawings and the description of the embodiments below.

Referring to fig. 1 to 8, a vehicle-mounted head-up display device 1 according to an embodiment of the present invention is described below, as shown in fig. 1 to 3, including a housing 10, in which is disposed: the light source part 100, the micro-electromechanical sensor 200, the transflective part 300, the concave mirror part 400 and the eyeball tracker 500, light emitted by the light source part 100 sequentially passes through the micro-electromechanical sensor 200, the transflective part 300 and the concave mirror part 400, the transflective part 300 comprises a glass substrate 310, one side of the glass substrate 310 is plated with a multilayer film structure 320, and the micro-electromechanical sensor 200 and the eyeball tracker 500 are respectively arranged on two sides of the glass substrate 310.

Accordingly, in the present invention, the multilayer film structure 320 is plated on the side of the transflective member 300 facing the mems 200 and the eyeball tracker 500, and the multilayer film structure 320 enables the transflective member 300 to have a good light selection function, thereby achieving different reflection and transmission effects with respect to different lights emitted from the mems 200 and the eyeball tracker 500, for example, after the transflective member 300 is provided with the multilayer film structure 320, the light reflectance of the transflective member 300 with respect to visible light emitted from the mems 200 is limited to 4% or less, the light absorption rate is limited to 1% or less, and the light reflectance is 95% or more, the light reflectance of the transflective member 300 with respect to infrared light emitted from the eyeball tracker 500 is 4% or less, the absorption rate is 1% or less, and the light transmittance is 95% or more, that is, the transflective member 300 integrates a function of highly reflecting light and a function of highly transmitting partial light, and realizes a plurality of functions of conventional transmission and reflection mirrors by providing one transflective member 300, and the integration of the tracker 500 into the housing 10, thereby realizing a space saving of parts, and thus enabling easy mounting and removal of the vehicle-mounted display device, and a simple and a convenient to install and a vehicle-mounted display device.

It should be noted that, as shown in fig. 2 and fig. 3, the vehicle-mounted head-up display device 1 further includes a control component 600 and an adjusting component (not shown in the drawings), the light emitted by the light source component 100 and the light emitted by the eyeball tracker 500 reach the concave mirror component 400 after being reflected or transmitted by the transflective component 300, the concave mirror component 400 reflects the light transmitted thereto onto the front windshield of the vehicle, so that the light emitted by the light source component is imaged on the front windshield in the vehicle, the eyeball tracker 500 captures the eye position of the driver, and updates the specific position change to the control component 600 in real time, and when the control component 600 obtains the eye position change of the driver, the control component 600 controls the adjusting component to adjust one or more of the light source component 100, the micro-electromechanical sensor 200, the transflective component 300, the concave mirror component 400 and the eyeball tracker 500 until the driver can see the corresponding final imaging in an optimal manner.

It should be noted that the mems 200 is configured to receive light emitted from the light source component 100, and meanwhile, the mems 200 may be connected to a vehicle-mounted control system, and a person in the vehicle may adjust the mems 200 through the vehicle-mounted control system, that is, the person in the vehicle may select different contents of on-board head-up display by himself, and then the mems 200 selects corresponding light to output according to the contents of the instruction by matching the instruction connected to the vehicle-mounted control system, and the output light is reflected by the transflective component 300 to reach the concave mirror component 400, and then is projected onto a front windshield in the vehicle for final imaging.

It should be noted that, according to different requirements of light reflection and transmission, in the housing 10, the mems sensor 200 and the eyeball tracker 500 are respectively disposed on two sides of the glass substrate 310, that is, visible light emitted from the mems sensor 200 needs to have reflectivity as high as possible, and infrared light emitted from the eyeball tracker 500 needs to have transmission as high as possible, so the mems sensor 200 and the eyeball tracker 500 are respectively disposed on two sides of the glass substrate 310, and it can be understood that light of the light source part 100 needs to be emitted to the mems sensor 200, therefore, the light source part 100 and the mems sensor 200 can be disposed on the same side of the glass substrate 310, and the eyeball tracker 500 can be disposed on the other side of the glass substrate 310, and of course, if the emitting end and the receiving end of the mems sensor 200 are disposed on the same surface, the light source part 100 and the eyeball tracker 500 can also be disposed on the same side of the glass substrate 310, and the mems sensor 200 can be disposed on the other side of the glass substrate 310.

According to an embodiment of the present invention, as shown in fig. 4, the glass substrate 310 includes a first surface 311 and a second surface 312, the first surface 311 is plated with a multi-layer film structure 320, the eyeball tracker 500 is disposed corresponding to the first surface 311, and the light emitted from the eyeball tracker 500 can reach the first surface 311, it can be understood that the light emitted from the eyeball tracker 500 needs to increase the transmission amount as much as possible, therefore, the eyeball tracker 500 and the concave mirror part 400 should be disposed on two sides of the glass substrate 310 respectively, so that the light of the eyeball tracker 500 transmitted through the transflective part 300 can reach the concave mirror part 400.

It should be noted that the first surface 311 and the second surface 312 of the glass substrate 310 may be replaced according to actual design, for example, the first surface 311 is a side of the glass substrate 310 facing the concave mirror part 400, and the multilayer film structure 320 is disposed facing the concave mirror part 400, and of course, the first surface 311 is a side of the glass substrate 310 away from the concave mirror part 400, and the multilayer film structure 320 is disposed facing away from the concave mirror part 400.

According to an embodiment of the present invention, as shown in fig. 5, the multilayer film structure 320 includes a silica film 321 and a trititanium pentoxide film 322 sequentially disposed, that is, a trititanium pentoxide film 322 is disposed on the silica film 321 structurally, and a silica film 321 is disposed on the trititanium pentoxide film 322, during the manufacturing process of the multilayer film structure 320, it is necessary to plate the trititanium pentoxide film 322 after plating the silica film 321, and then plate the silica film 321 on the trititanium pentoxide film 322, further, the total number of layers of the silica film 321 and the trititanium pentoxide film 322 is 15-30, at this time, the transmittance of the multilayer film structure 320 for visible light is low, and since the multilayer film structure 320 and the glass substrate 310 are both transparent structures, the absorptivity of the transflective member 300 is low, so that visible light has high reflectance on the transflective member, and at the same time, the transmission of the multilayer film structure 320 is high for infrared light, so that visible light and infrared light have different reflection and transmission conditions on the transflective member 300.

According to an embodiment of the present invention, the thickness of the single-layer film of the silicon dioxide film 321 and the trititanium pentoxide film 322 ranges from 10 nm to 500nm, that is, the thickness of the single-layer film of each silicon dioxide film 321 or each trititanium pentoxide film 322 ranges from 10 nm to 500nm, for example, the thickness of each silicon dioxide film 321 is 50nm, and the thickness of each trititanium pentoxide film 322 is 80nm, further, the total number of layers of the silicon dioxide film 321 and the trititanium pentoxide film 322 ranges from 15 to 30 according to the thickness of each silicon dioxide film 321 and each trititanium pentoxide film 322, so the total thickness of the silicon dioxide film 321 and the trititanium pentoxide film 322 ranges from 5000 nm to 2500nm, that is, the thickness of the multi-layer film structure 320 ranges from 5000 nm to 2500nm, and the multi-layer film structure 320 has high reflectivity for visible light and high transmittance for infrared light.

According to an embodiment of the present invention, as shown in fig. 6 and 7, the eyeball tracker 500 is disposed on the first surface of the glass substrate 310, and at this time, by integrating the eyeball tracker 500 with the transflective component 300, the space for installing the eyeball tracker 500 can be saved, and further, as shown in fig. 6, the eyeball tracker 500 is attached on the surface of the multilayer film structure 320, and at this time, the installation can be performed by means of attachment, and the operation of installation is simple, and further, as shown in fig. 7, the mounting component 330 is disposed on the glass substrate 310, and the eyeball tracker 500 is fixed on the surface of the multilayer film structure 320 by the mounting component 330, and further, the eyeball tracker 500 is integrated with the transflective component 300, and by disposing the mounting component 330, the installation and disassembly of the structure of the eyeball tracker 500 are facilitated.

It should be noted that, in other embodiments, the eyeball tracker 500 and the transflective member 300 may be integrated in other manners, for example, the eyeball tracker 500 and the transflective member 300 are fixedly connected by other manners such as a buckle, and therefore, other manners of integrating the eyeball tracker 500 and the transflective member 300 may be adopted, which is not limited in particular herein.

It should be noted that, as shown in fig. 8, in another embodiment, the eye tracker 500 may be disposed on the housing 10, and the distance between the eye tracker 500 and the transflective member 300 is set on the housing 10, so as to facilitate the installation and removal of the eye tracker 500.

According to an embodiment of the present invention, as shown in fig. 2 and 3, the light source component 100 and the micro-electromechanical sensor 200 are disposed on the same side of the first surface 310 of the glass substrate 310, and the eyeball tracker 500 is disposed on the other side of the first surface 310 of the glass substrate 310, since the visible light emitted from the light source component 100 and the micro-electromechanical sensor 200 needs to increase the reflectivity, and the infrared light emitted from the eyeball tracker 500 needs to increase the transmission amount, the light source component 100 and the micro-electromechanical sensor 200 are disposed on the same side of the first surface 310 of the glass substrate 310, and the eyeball tracker 500 is disposed on the other side of the first surface 310 of the glass substrate 310.

According to the utility model discloses an embodiment, eyeball tracker 500 is infrared light emitter, and infrared light emitter simple structure, cost are lower, catches navigating mate's eyes position through the transmission infrared light, can satisfy the function that the eyeball was tracked, can understand, also can use other parts that satisfy the function that the eyeball was tracked as eyeball final ware 500, do not do specifically to limit here.

The vehicle-mounted head-up display device provided by the present application is a preferred embodiment, and should not be understood as limiting the scope of protection of the present application, and those skilled in the art should understand that various modifications or substitutions can be made without departing from the concept of the present application, and all modifications or substitutions should be within the scope of protection of the present application, that is, the scope of protection of the present application should be determined by the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

Claims (10)

1. The utility model provides a vehicle-mounted head-up display device which characterized in that, including the casing, be provided with in the casing: the light source component emits light which sequentially passes through the micro-electromechanical sensor, the transflective component and the concave mirror component, the transflective component comprises a glass substrate, one side of the glass substrate is plated with a multilayer film structure, and the micro-electromechanical sensor and the eyeball tracker are respectively arranged on two sides of the glass substrate.

2. The vehicle-mounted head-up display device according to claim 1, wherein the glass substrate comprises a first surface and a second surface, the first surface is plated with a multilayer film structure, the eyeball tracker is arranged corresponding to the first surface, and light emitted by the eyeball tracker can reach the first surface.

3. The vehicle-mounted head-up display device according to claim 2, wherein the multilayer film structure comprises a silica film layer and a trititanium pentoxide film layer which are sequentially arranged, and the total number of the silica film layer and the trititanium pentoxide film layer is 15-30.

4. The vehicle-mounted head-up display device according to claim 3, wherein the thickness of the single-layer film of the silicon dioxide film layer and the titanium pentoxide film layer ranges from 10 nm to 500nm.

5. The vehicle-mounted head-up display device of claim 3, wherein the total thickness of the silicon dioxide film layer and the titanium pentoxide film layer ranges from 5000 nm to 2500nm.

6. The vehicle-mounted head-up display device according to claim 2, wherein the eye tracker is disposed on the first surface of the glass substrate.

7. The vehicle-mounted heads-up display device of claim 6 wherein the eye tracker is attached to a surface of the multilayer film structure.

8. The vehicle-mounted head-up display device according to claim 6, wherein a mounting member is provided on the glass substrate, and the eyeball tracker is fixed to the surface of the multilayer film structure by the mounting member.

9. The vehicle head-up display device according to claim 2, wherein the light source unit and the mems are disposed on the same side of the first surface and on a different side of the first surface than the eye tracker.

10. The vehicle-mounted heads-up display device of claim 9 wherein the eye tracker is an infrared light emitter.

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