Vehicle-mounted sun shield, sun shield assembly, projection assembly and vehicle

Abstract

The utility model discloses a vehicle-mounted sun shield, a sun shield assembly, a projection assembly and a vehicle. The vehicle-mounted sun shield comprises a body and a display device, the display device is arranged on the body, and the display device emits image light out of the body in an optical waveguide display mode. According to the vehicle-mounted sun shield, the body can shield sunlight, strong light and the like, the display device can project the image light to the human eyes through the optical waveguide for imaging, the vehicle-mounted sun shield can shield the sun, meanwhile, a curtain can be omitted for providing images, the entertainment experience of a user is improved, and the comfort degree of the user for watching the images is increased.

Description

Technical Field

[0001] The utility model relates to the field of automobile supplies, in particular to a vehicle-mounted sun visor, a sun visor assembly, a projection assembly and a vehicle. Background Art

[0002] With the improvement of living standards, cars are becoming more and more popular, and people have higher and higher requirements for car configuration and entertainment experience. In related technologies, users can use sun visors to project light onto a screen to display images on the screen, but the area of ​​the screen is limited, which affects the user's viewing and entertainment experience. Utility Model Content

[0003] The utility model provides a vehicle-mounted sun visor, a sun visor assembly, a projection assembly and a vehicle.

[0004] The vehicle-mounted sun visor of the embodiment of the present application includes a main body and a display device. The display device is arranged on the main body, and the display device emits image light to the outside of the main body by means of an optical waveguide display.

[0005] In the vehicle sun visor of the embodiment of the present application, the main body can block sunlight, strong light, etc., and the display device can project image light to the human eye through an optical waveguide, so that the vehicle sun visor can omit the curtain to provide images while shading, thereby improving the user's entertainment experience and increasing the user's comfort in viewing images.

[0006] In some embodiments, the display device includes a light emitting element and a light waveguide element, and the light waveguide element is used to guide the light emitted by the light emitting element out of the body.

[0007] In this way, the image light can be emitted outside the main body through the light-emitting element and the optical waveguide element, so that the user can view the image on the vehicle sun visor.

[0008] In some embodiments, the display device is embedded in a main body, the main body is provided with a light exit window, and the optical waveguide element guides light through the light exit window.

[0009] In this way, the image light can enter the human eye through the light exit window from the optical waveguide element to form an image.

[0010] In some embodiments, the display imaging distance of the display device is greater than or equal to 10 meters.

[0011] In this way, the image can be formed at a distance of 10 meters from the human eye, improving the user's visual experience.

[0012] In certain embodiments, the display imaging area of ​​the display device is greater than or equal to 100 inches.

[0013] In this way, users can watch large-size high-definition images, improving their viewing experience.

[0014] In some embodiments, the body is provided with a rotating portion, and the body is configured to be rotatably mounted via the rotating portion.

[0015] In this way, the vehicle sun visor can be rotated by the rotating part, so as to adjust the angle of the vehicle sun visor, thereby improving the sunshade effect and viewing experience of the vehicle sun visor.

[0016] In certain embodiments, the rotating portion is configured to rotate to a first position when the relative position of a seat inside the vehicle and the display device changes, so that the relative position of the display device and the seat meets a preset requirement.

[0017] In this way, the rotating part can rotate according to the relative position of the seat and the display device, thereby driving the vehicle sun visor to move, adjusting the relative position of the vehicle sun visor and the seat, and improving the sunshade effect of the vehicle sun visor and the viewing experience.

[0018] The sun visor assembly of the embodiment of the present application includes a motor and a vehicle-mounted sun visor, and the motor is used to drive the body to rotate relative to the seat of the vehicle.

[0019] In this way, by driving the main body to rotate through the motor, high-precision adjustment of the vehicle sun visor relative to the seat can be achieved, thereby improving the sun shading effect and viewing experience of the vehicle sun visor.

[0020] In certain embodiments, the motor is configured to drive the body to rotate to the first position when the relative position of the seat and the display device changes, so that the relative position of the display device and the seat meets a preset requirement.

[0021] In this way, the motor can drive the main body to rotate according to the relative position of the seat and the display device, thereby adjusting the angle between the vehicle sun visor and the seat, thereby improving the sun shading effect of the vehicle sun visor and the viewing experience.

[0022] The projection assembly of the embodiment of the present application includes a vehicle-mounted sun visor and a seat. The seat and the vehicle-mounted sun visor are arranged opposite to each other, and the seat and the vehicle-mounted sun visor can move relative to each other.

[0023] In this way, the angle of the vehicle sun visor and the position of the seat can be adjusted separately to improve the user experience.

[0024] In certain embodiments, the seat includes a seat cushion and a backrest rotatably connected to the seat cushion, and the backrest can move relative to the vehicle sun visor to adjust the angle between the backrest and the vehicle sun visor.

[0025] In this way, the seat cushion and the backrest are rotatably connected, and the angle between the backrest and the seat cushion can be adjusted. In addition, the backrest can move relative to the vehicle sun visor, and the distance between the backrest and the vehicle sun visor can be adjusted, thereby improving the riding comfort of the seat and the comfort of viewing images on the vehicle sun visor.

[0026] In certain embodiments, the seat cushion is configured to move relative to the vehicle sun visor to adjust the distance between the seat cushion and the vehicle sun visor.

[0027] In this way, by moving the seat cushion to adjust the distance between the seat cushion and the vehicle sun visor, the distance between the user and the vehicle sun visor can be adjusted, thereby improving the comfort of viewing images on the vehicle sun visor.

[0028] In certain embodiments, the backrest and the vehicle-mounted sun visor are configured to be arranged in a linked manner so that the light emitted by the optical waveguide element is directed toward the backrest.

[0029] In this way, when the angle between the backrest and the seat cushion changes, the vehicle-mounted sun visor can project image light onto the backrest through the optical waveguide element, so that the user can view the image.

[0030] In some embodiments, the backrest and the vehicle-mounted sun visor move closer to or farther from each other during the linkage process.

[0031] In this way, when the angle between the backrest and the seat cushion changes, the angle of the vehicle sun visor can be adjusted in conjunction to improve the comfort of viewing images on the vehicle sun visor.

[0032] In some embodiments, the projection assembly includes a motor connected to the vehicle-mounted sun visor, and the motor is used to drive the vehicle-mounted sun visor to rotate.

[0033] In this way, the vehicle sun visor can be driven by a motor to rotate to a suitable angle, thereby improving the convenience of the vehicle sun visor and the comfort of viewing images.

[0034] The vehicle of the embodiment of the present application includes a vehicle body, and the vehicle also includes a vehicle-mounted sun visor, a sun visor assembly and one of a projection assembly. The vehicle-mounted sun visor is arranged inside the vehicle body, the sun visor assembly is arranged inside the vehicle body, and the projection assembly is arranged inside the vehicle body.

[0035] In this way, by adding the projection assembly of the embodiment of the present application to the vehicle, the user can view images on the vehicle sun visor. In addition, when the user adjusts the angle of the seat, the angle of the vehicle sun visor can be adjusted in conjunction, thereby improving the comfort of viewing images on the vehicle sun visor and further improving the quality of the entire vehicle.

[0036] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0038] Figure 1 It is a structural schematic diagram of a vehicle-mounted sun visor according to an embodiment of the utility model;

[0039] Figure 2 It is a structural schematic diagram of a projection assembly according to an embodiment of the utility model;

[0040] Figure 3 It is a schematic structural diagram of a vehicle according to an embodiment of the utility model.

[0041] Explanation of the reference numerals: 100, vehicle-mounted sun visor; 10, main body; 11, light exit window; 12, rotating part; 20, display device; 21, light emitting element; 22, optical waveguide element; 110, sun visor assembly; 200, projection assembly; 210, seat; 211, seat cushion; 212, backrest; 220, motor; 300, floor; 400, vehicle body; 1000, vehicle. DETAILED DESCRIPTION

[0042] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0043] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0044] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0045] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0046] The disclosure below provides many different embodiments or examples for realizing different structures of the utility model. In order to simplify the disclosure of the utility model, the components and settings of specific examples are described below. Of course, they are merely examples, and the purpose is not to limit the utility model. In addition, the utility model may repeat reference numbers and / or reference letters in different examples, and such repetition is for the purpose of simplification and clarity, and does not itself indicate the relationship between the various embodiments and / or settings discussed. In addition, the utility model provides various specific examples of processes and materials, but those of ordinary skill in the art may be aware of the application of other processes and / or the use of other materials.

[0047] See also Figure 1 The vehicle sun visor 100 of the embodiment of the present application includes a main body 10 and a display device 20. The display device 20 is arranged on the main body 10, and the display device 20 emits image light to the outside of the main body 10 through an optical waveguide display.

[0048] In the vehicle sun visor 100 of the embodiment of the present application, the main body 10 can block sunlight, strong light, etc., and the display device 20 can project image light to the human eye for imaging through an optical waveguide, so that the vehicle sun visor 100 can omit the curtain to provide images while shading, thereby improving the user's entertainment experience and increasing the user's comfort in viewing images.

[0049] Specifically, the vehicle sun visor 100 is used to be installed on a car to shield the driver and passengers from sunlight and strong light. The vehicle sun visor 100 can be set at the front windshield of the car.

[0050] The main body 10 is a device for shading and carrying the display device 20. The main body 10 can be rotatably installed on the front windshield of the car. The main body 10 can be made of materials such as plastic and cardboard. The shape of the main body 10 can be rectangular, rounded rectangular, elliptical, etc.

[0051] The display device 20 is a device for providing images and forming images in the human eye. The optical waveguide is a medium device that guides the propagation of light waves. The optical waveguide can achieve total reflection of light. The optical waveguide couples the image light into the glass substrate of the waveguide, and projects the light to the human eye for imaging through total reflection. The optical waveguide can be a diffraction optical waveguide.

[0052] See also Figure 1 In some embodiments, the display device 20 includes a light emitting element 21 and a light waveguide element 22 , and the light waveguide element 22 is used to guide the light emitted by the light emitting element 21 to the outside of the body 10 .

[0053] In this way, the image light can be emitted to the outside of the body 10 through the light emitting element 21 and the optical waveguide element 22 , so that the user can view the image on the vehicle sun visor 100 .

[0054] Specifically, the light emitting element 21 is used to display images and emit imaging light beams. The light emitting element 21 may be a micro display screen, such as a light emitting diode panel. The optical waveguide element 22 may be a glass substrate. The optical waveguide element 22 utilizes the diffraction effect of light to change the transmission direction of the image light so as to meet the total reflection condition and propagate along the waveguide direction to the outside of the body 10. The optical waveguide element 22 may include an input grating, a turning grating, and an output grating. The input grating receives the light signal from the light emitting element 21 and transmits the light to the turning grating. The turning grating expands the light horizontally and transmits the light to the output grating. The output grating expands the light vertically and outputs the light to project it into the human eye.

[0055] See also Figure 1 In some embodiments, the display device 20 is embedded in the body 10 , and the body 10 is provided with a light exit window 11 , and the optical waveguide element 22 guides light through the light exit window 11 .

[0056] In this way, the image light can enter the human eye through the light exit window 11 and from the optical waveguide element 22 to form an image.

[0057] Specifically, the body 10 may be formed with a groove, the display device 20 may be installed in the groove, the light exit window 11 may be a glass sheet or an opening, and the shapes of the groove and the light exit window 11 may be designed according to actual needs.

[0058] In some embodiments, the display imaging distance of the display device 20 is greater than or equal to 10 meters.

[0059] In this way, the image can be formed at a distance of 10 meters from the human eye, improving the user's visual experience.

[0060] Specifically, the display imaging distance of the display device 20 may be 10 meters, 11 meters, 12 meters, 13 meters, 14 meters, 15 meters, etc.

[0061] In some embodiments, the display imaging area of ​​the display device 20 is greater than or equal to 100 inches.

[0062] In this way, users can watch large-size high-definition images, improving their viewing experience.

[0063] Specifically, the display imaging area refers to the area of ​​the image formed on the imaging surface by the image light emitted by the optical waveguide element 22, and the display imaging area of ​​the display device 20 may be 100 inches, 110 inches, 120 inches, 130 inches, 140 inches, 150 inches, etc. For example, when the display imaging distance of the display device 20 is 10 meters, the display imaging area of ​​the display device 20 is 100 inches.

[0064] See also Figure 1 In some embodiments, the body 10 is provided with a rotating portion 12 , and the body 10 is configured to be rotatably installed through the rotating portion 12 .

[0065] In this way, the vehicle sun visor 100 can be rotated by the rotating part 12, so as to adjust the angle of the vehicle sun visor 100, thereby improving the sunshade effect and viewing experience of the vehicle sun visor 100.

[0066] Specifically, the main body 10 may be formed with a circular hole, and the rotating part 12 is disposed in the circular hole. The main body 10 may rotate around the rotating part 12 , so as to adjust the angle of the vehicle sun visor 100 .

[0067] In some embodiments, the rotating portion 12 is configured to rotate to a first position when the relative position of the seat 210 and the display device 20 inside the vehicle 1000 changes, so that the relative position of the display device 20 and the seat 210 meets a preset requirement.

[0068] In this way, the rotating part 12 can rotate according to the relative position of the seat 210 and the display device 20, thereby driving the vehicle sun visor 100 to move, adjusting the relative position of the vehicle sun visor 100 and the seat 210, and improving the sunshade effect and viewing experience of the vehicle sun visor 100.

[0069] Specifically, the rotating part 12 may include a rotating shaft, a connecting part and a fixing part. The fixing part can be fixed on the top of the front windshield of the automobile. The connecting part connects the fixing part and the rotating shaft. The rotating shaft can rotate around the fixing part, thereby driving the vehicle sun visor 100 to move, so that the relative position of the display device 20 and the seat 210 meets the preset requirements.

[0070] In the embodiment of the present application, the relative position of the display device 20 and the seat 210 meets the preset requirements, which means that when the occupant sits on the seat 210, the display device 20 can provide the occupant with a clearer image, thereby providing the occupant with a better viewing angle.

[0071] See also Figure 2 The sun visor assembly 110 of the embodiment of the present application includes a motor 220 and a vehicle-mounted sun visor 100 , and the motor 220 is used to drive the body 10 to rotate relative to the seat 210 of the vehicle 1000 .

[0072] In this way, by driving the main body 10 to rotate through the motor 220, high-precision adjustment of the vehicle sun visor 100 relative to the seat 210 can be achieved, thereby improving the sunshade effect and viewing experience of the vehicle sun visor 100.

[0073] Specifically, parameters such as the model, power and speed of the motor 220 can be selected according to actual needs. The motor 220 can drive the body 10 to rotate relative to the rotating part 12 to adjust the angle between the display device 20 and the seat 210.

[0074] See also Figure 2 In some embodiments, the motor 220 is configured to drive the body 10 to rotate to the first position when the relative position of the seat 210 and the display device 20 changes, so that the relative position of the display device 20 and the seat 210 meets the preset requirements.

[0075] In this way, the motor 220 can drive the main body 10 to rotate according to the relative position of the seat 210 and the display device 20, thereby adjusting the angle between the vehicle sun visor 100 and the seat 210, and improving the sunshade effect and viewing experience of the vehicle sun visor 100.

[0076] Specifically, the relative position change between the seat 210 and the display device 20 may be a position change of the seat 210 relative to the display device 20 , or may be a position change of the display device 20 relative to the seat 210 .

[0077] See also Figure 2 The projection assembly 200 of the embodiment of the present application includes a vehicle-mounted sun visor 100 and a seat 210. The seat 210 is arranged opposite to the vehicle-mounted sun visor 100, and the seat 210 and the vehicle-mounted sun visor 100 can move relative to each other.

[0078] In this way, the angle of the vehicle-mounted sun visor 100 and the position of the seat 210 can be adjusted respectively to improve the user experience.

[0079] Specifically, the seat 210 is used for the user to sit, the vehicle sun visor 100 is located in front of the user's sight, and the seat 210 is located behind the user. The user can adjust the angle of the vehicle sun visor 100, the position of the seat 210, or the angle of the vehicle sun visor 100 and the position of the seat 210 at the same time.

[0080] See also Figure 2 In some embodiments, the seat 210 includes a seat cushion 211 and a backrest 212 rotatably connected to the seat cushion 211 , and the backrest 212 can move relative to the vehicle sun visor 100 to adjust the angle between the backrest 212 and the vehicle sun visor 100 .

[0081] In this way, the seat cushion 211 and the backrest 212 are rotatably connected, and the angle between the backrest 212 and the seat cushion 211 can be adjusted. In addition, the backrest 212 can move relative to the vehicle sun visor 100, and the distance between the backrest 212 and the vehicle sun visor 100 can be adjusted, thereby improving the riding comfort of the seat 210 and the comfort of viewing images on the vehicle sun visor 100.

[0082] Specifically, the seat cushion 211 can be used for users to sit on, and the backrest 212 can be used for users to lean on. The angle between the backrest 212 and the seat cushion 211 is an obtuse angle. The backrest 212 can be driven to rotate relative to the seat cushion 211 by a driving device, and the angle between the backrest 212 and the seat cushion 211 can be adjusted according to user needs.

[0083] See also Figure 2 In some embodiments, the seat cushion 211 is configured to move relative to the vehicle sun visor 100 to adjust the distance between the seat cushion 211 and the vehicle sun visor 100 .

[0084] In this way, by moving the seat cushion 211 to adjust the distance between the seat cushion 211 and the vehicle sun visor 100 , the distance between the user and the vehicle sun visor 100 can be adjusted, thereby improving the comfort of viewing images on the vehicle sun visor 100 .

[0085] Specifically, the seat cushion 211 is installed on the floor 300 of the vehicle 1000 , and the seat cushion 211 can be driven to move forward and backward by a driving device to adjust the distance between the seat cushion 211 and the vehicle sun visor 100 .

[0086] See also Figure 1 and Figure 2 In some embodiments, the backrest 212 and the vehicle sun visor 100 are configured to be linked so that the light emitted by the optical waveguide element 22 is directed toward the backrest 212 .

[0087] In this way, when the angle between the backrest 212 and the seat cushion 211 changes, the vehicle sun visor 100 can project image light to the backrest 212 through the optical waveguide element 22 so that the user can view the image.

[0088] Specifically, when the backrest 212 moves relative to the seat cushion 211 , the vehicle sun visor 100 can be adjusted in linkage, so that the optical waveguide element 22 can move, and the light of the optical waveguide can be projected onto the backrest 212 and enter the human eye to form an image.

[0089] See also Figure 2 In some embodiments, the backrest 212 and the vehicle sun visor 100 move closer to or farther from each other during the linkage process.

[0090] In this way, when the angle between the backrest 212 and the seat cushion 211 changes, the angle of the vehicle sun visor 100 can be adjusted in conjunction, thereby improving the comfort of viewing images on the vehicle sun visor 100 .

[0091] Specifically, when the backrest 212 rotates relative to the seat cushion 211 toward the vehicle sun visor 100, the vehicle sun visor 100 rotates around the rotating part 12 toward the backrest 212; similarly, when the backrest 212 rotates relative to the seat cushion 211 away from the vehicle sun visor 100, the vehicle sun visor 100 rotates around the rotating part 12 away from the backrest 212.

[0092] See also Figure 2 In some embodiments, the projection assembly 200 includes a motor 220 connected to the vehicle sun visor 100, and the motor 220 is used to drive the vehicle sun visor 100 to rotate.

[0093] In this way, the motor 220 can be used to drive the vehicle sun visor 100 to rotate to a suitable angle, thereby improving the convenience of the vehicle sun visor 100 and the comfort of viewing images.

[0094] Specifically, when the angle of the seat 210 changes, the sensor collects the angle signal of the seat 210 and transmits it to the electronic control unit. The electronic control unit calculates the rotation angle of the vehicle sun visor 100 and controls the rotation of the vehicle sun visor 100 through the motor 220.

[0095] See also Figure 2 and Figure 3 The vehicle 1000 of the embodiment of the present application includes a vehicle body 400, and the vehicle 1000 also includes a vehicle sun visor 100, a sun visor assembly 110 and one of the projection assemblies 200, the vehicle sun visor 30 is arranged inside the vehicle body 400, the sun visor assembly 110 is arranged inside the vehicle body 400, and the projection assembly 200 is arranged inside the vehicle body 400.

[0096] In this way, the projection assembly 200 of the embodiment of the present application is added to the vehicle 1000, and the user can view images on the vehicle sun visor 100. In addition, when the user adjusts the angle of the seat 210, the angle of the vehicle sun visor 100 can be adjusted in conjunction, thereby improving the comfort of viewing images on the vehicle sun visor 100 and further improving the quality of the entire vehicle.

[0097] Specifically, the vehicle body 400 may include windows, doors, shells, etc. The vehicle sun visor 100, the sun visor assembly 110 and the projection assembly 200 may be installed inside the vehicle body 400 by means of fasteners such as bolts. It should be stated that the vehicle body 400, the vehicle sun visor 100, the sun visor assembly 110 and the projection assembly 200 of the embodiment of the present application may also be applied to fuel vehicles, electric vehicles and other vehicles.

[0098] In the description of this specification, the description with reference to the terms "one embodiment", "certain embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in conjunction with the embodiments or examples are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0099] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A vehicle-mounted sun visor, characterized in that: include: ontology; and A display device is arranged on the main body, and the display device emits image light to the outside of the main body by means of an optical waveguide display. The display device includes a light-emitting element and an optical waveguide element, and the optical waveguide element is used to guide the light emitted by the light-emitting element to the outside of the main body, and the vehicle-mounted sun visor is configured to be adjusted in conjunction with the backrest of the vehicle when the backrest of the vehicle seat is rotated relative to the seat cushion of the vehicle seat.

2. The vehicle-mounted sun visor according to claim 1, characterized in that: The display device is embedded in the main body, the main body is provided with a light exit window, and the optical waveguide element guides light through the light exit window.

3. The vehicle-mounted sun visor according to claim 1, characterized in that: The display imaging distance of the display device is greater than or equal to 10 meters.

4. The vehicle-mounted sun visor according to claim 1, characterized in that: The display imaging area of ​​the display device is greater than or equal to 100 inches.

5. The vehicle-mounted sun visor according to claim 1, characterized in that: The body is provided with a rotating portion, and the body is configured to be rotatably mounted by the rotating portion.

6. The vehicle-mounted sun visor according to claim 5, characterized in that: The rotating part is configured to rotate to a first position when the relative position of a seat inside the vehicle and the display device changes, so that the relative position of the display device and the seat meets a preset requirement.

7. A sun visor assembly for a vehicle, characterized in that: The sun visor assembly comprises: A motor and a vehicle sun visor as described in any one of claims 1 to 6, wherein the motor is used to drive the body to rotate relative to the seat of the vehicle.

8. The sun visor assembly according to claim 7, characterized in that: The motor is configured to drive the body to rotate to a first position when the relative position of the seat and the display device changes, so that the relative position of the display device and the seat meets a preset requirement.

9. A projection assembly, characterized in that: include: The vehicle-mounted sun visor according to any one of claims 1 to 6; A seat is arranged opposite to the vehicle-mounted sun visor, and the seat and the vehicle-mounted sun visor can move relative to each other.

10. The projection assembly according to claim 9, characterized in that: The seat comprises a seat cushion and a backrest rotatably connected to the seat cushion, and the backrest can move relative to the vehicle-mounted sun visor to adjust the angle between the backrest and the vehicle-mounted sun visor.

11. The projection assembly according to claim 10, characterized in that: The seat cushion is configured to move relative to the vehicle-mounted sun visor to adjust the distance between the seat cushion and the vehicle-mounted sun visor.

12. The projection assembly according to claim 10, characterized in that: The backrest and the vehicle-mounted sun visor are configured to be arranged in linkage so that the light emitted by the optical waveguide element is directed toward the backrest.

13. The projection assembly according to claim 10, characterized in that: The backrest and the vehicle-mounted sun visor move closer to or farther away from each other during the linkage process.

14. The projection assembly according to claim 9, characterized in that: The projection assembly comprises a motor connected to the vehicle-mounted sun visor, and the motor is used to drive the vehicle-mounted sun visor to rotate.

15. A vehicle, characterized in that: include: Car body; The vehicle further comprises: The vehicle-mounted sun visor according to any one of claims 1 to 6, wherein the vehicle-mounted sun visor is arranged inside the vehicle body; or The sun visor assembly according to claim 7 or 8, wherein the sun visor assembly is arranged inside the vehicle body; or The projection assembly according to any one of claims 9 to 14, wherein the projection assembly is arranged inside the vehicle body.

Images