WO2020228072A1 - Housing, rearview mirror, and automobile - Google Patents

Housing, rearview mirror, and automobile Download PDF

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Publication number
WO2020228072A1
WO2020228072A1 PCT/CN2019/089867 CN2019089867W WO2020228072A1 WO 2020228072 A1 WO2020228072 A1 WO 2020228072A1 CN 2019089867 W CN2019089867 W CN 2019089867W WO 2020228072 A1 WO2020228072 A1 WO 2020228072A1
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WO
WIPO (PCT)
Prior art keywords
screen
rearview mirror
fresnel lens
housing
circuit board
Prior art date
Application number
PCT/CN2019/089867
Other languages
French (fr)
Chinese (zh)
Inventor
潘磊
Original Assignee
深圳市歌美迪电子技术发展有限公司
潘磊
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Publication date
Application filed by 深圳市歌美迪电子技术发展有限公司, 潘磊 filed Critical 深圳市歌美迪电子技术发展有限公司
Publication of WO2020228072A1 publication Critical patent/WO2020228072A1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/12—Mirror assemblies combined with other articles, e.g. clocks
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses

Definitions

  • This application relates to the technical field of auto parts, specifically, to a housing, a rearview mirror and an automobile.
  • streaming media cars With the development of automobile hardware equipment, in order to expand the driver's rear vision and improve driving safety, streaming media cars came into being. Streaming media cars enable drivers to observe real-time images behind the car through the combination of screen and camera. However, current streaming media cars have a small display range due to their own structural limitations.
  • the display range is small.
  • the present application provides a housing to improve the shortcomings of the prior art, which can transmit light on the screen through the Fresnel lens, so that the image on the screen can be displayed after being magnified, thereby facilitating the observation of the driver
  • the details displayed by the rear-view mirror improve driving safety.
  • the structure is reasonably designed and has strong practicability.
  • the present application also provides a rearview mirror, which includes the aforementioned housing, which has all the functions of the housing.
  • This application provides an automobile, which includes the aforementioned housing or rearview mirror, which has all the functions of the housing or rearview mirror.
  • An embodiment of the application provides a housing for a rear view mirror, the rear view mirror includes a screen, the housing includes a body and a Fresnel lens connected to each other, the body is configured to be connected to the screen Connection, one side of the Fresnel lens is a plane part, and the other side of the Fresnel lens is a texture part, and the texture part faces the screen so that the light emitted by the screen can pass through the Plane department.
  • the rearview mirror can transmit the light on the screen through the Fresnel lens, so that the image on the screen can be magnified and presented, so that the driver can observe the details of the rearview mirror and improve driving Safety, the structure design is reasonable and practical.
  • the main body has a frame structure
  • the housing has a groove with one side opening formed by using the main body as a side wall and the Fresnel lens as a bottom wall.
  • the center line of the center circle of the Fresnel lens coincides with the center line of the frame structure of the body.
  • a step portion is provided on the main body, and the step portion is configured to clamp the screen in the main body.
  • junction of two adjacent side walls of the frame structure is chamfered.
  • the embodiment of the present application also provides a rear-view mirror, which includes a rear cover, a screen and the aforementioned housing, which has all the functions of the rear-view mirror, and the rear cover and the body are far away from the lens.
  • a rear-view mirror which includes a rear cover, a screen and the aforementioned housing, which has all the functions of the rear-view mirror, and the rear cover and the body are far away from the lens.
  • One side of the Nel lens is connected, and an installation space is formed between the back cover and the casing, the screen is connected to the main body, and the screen is located in the installation space.
  • a gap is left between the screen and the texture portion.
  • a protrusion is provided on a side of the body away from the Fresnel lens, and the protrusions are provided along an edge of the body, and the back cover is provided with an edge on a side close to the body A groove, the protrusion cooperates with the groove to fix the body and the back cover.
  • the end of the protrusion and the bottom of the groove are fixed by ultrasonic welding.
  • the rear view mirror further includes a circuit board, a bracket, and a concave hook, the circuit board is connected to the bracket, and the bracket is away from the Fresnel lens with the screen through the concave hook Connected on one side.
  • the rearview mirror further includes a sensor disposed on the body, the sensor communicates with the circuit board, the circuit board communicates with the screen, and the sensor is configured to output A signal of the driver's eye position, and the circuit board is configured to control the screen according to the signal.
  • the rearview mirror further includes a display glass, and the display glass is connected to a side of the body close to the Fresnel lens.
  • This application provides an automobile, which includes the aforementioned housing or rearview mirror, which has all the functions of the housing or rearview mirror.
  • the beneficial effects of the embodiments of the present application include, for example:
  • the housing is provided with a body and a Fresnel lens, and the body is configured to be connected to the screen, so that the screen and the Fresnel lens are relatively fixed, so that the light from the screen can be refracted by the Fresnel lens to pass through the plane part , Due to the refraction of the light by the Fresnel lens, the graphics revealed by the plane will be enlarged, so that the image displayed on the rearview mirror can be enlarged to be displayed on the entire display surface of the rearview mirror, thereby improving the driver’s Observation experience, you can clearly observe the environment around the car body; and the Fresnel lens can appropriately correct the distortion of the image edge after the camera is taken, and the image displayed by the rearview mirror after processing with the rearview mirror processor It can avoid deformation and distortion.
  • FIG. 1 is a schematic structural diagram of a housing provided by an embodiment of the application.
  • Figure 2 is a cross-sectional view of a rearview mirror provided by an embodiment of the application.
  • Figure 3 is a partial enlarged view of I shown in Figure 2;
  • FIG. 4 is a schematic structural diagram of a rearview mirror provided by an embodiment of the application.
  • FIG. 5 is a schematic structural diagram of the rearview mirror provided by an embodiment of the application under an exploded perspective
  • Fig. 6 is a schematic front sectional view of the rear view mirror shown in Fig. 5;
  • FIG. 7 is a partial enlarged view of II shown in FIG. 6;
  • Fig. 8 is a partial enlarged view at III shown in Fig. 6, in which the body and the back cover are in a state to be matched;
  • Fig. 9 is a partial enlarged view at III shown in Fig. 6, in which the body and the back cover are in a state after ultrasonic welding.
  • Icon 100-rear view mirror; 10-housing; 11-body; 112-chamfering; 113-convex; 12-Fresnel lens; 121-planar section; 122-texture section; 20-screen; 30- Back cover; 31-groove; 40-circuit board; 50-bracket; 60-concave hook; 70-display glass.
  • connection can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be a connection between two components.
  • connection can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be a connection between two components.
  • this embodiment provides a housing 10 for a rear view mirror 100 (shown in Figure 4), the rear view mirror 100 includes a screen 20 (shown in Figure 4), the housing 10 includes a body 11 and a Fresnel lens 12 that are connected to each other.
  • the body 11 is configured to be connected to the screen 20.
  • One side of the Fresnel lens 12 is a flat portion 121, and the other side of the Fresnel lens 12 is a texture portion 122.
  • the texture portion 122 faces the screen 20 so that the light emitted from the screen 20 passes through the flat portion 121.
  • one side of the Fresnel lens 12 is a smooth surface, and the other surface is inscribed with small to large concentric circles, and the concentric circles are designed according to the interference of light and the requirements of relative sensitivity and receiving angle.
  • the original optical path can be changed so that the light can be projected to the surface to be imaged, so that the image displayed on the screen 20 can be enlarged and projected to the entire
  • the surface that needs to be imaged avoids that the image is only displayed on a partial area of the surface that needs to be imaged, so that the final imaging area of the rearview mirror 100 is greatly increased, so that the driver can observe the real-time display on the rearview mirror 100 through a wide field of view
  • the image of the environment around the vehicle body can improve the driving experience.
  • the texture 122 of the Fresnel lens 12 is set toward the screen 20, so that the image on the screen 20 is enlarged by the Fresnel lens 12 and imaged onto the surface that needs to be imaged.
  • the imaging surface includes the imaging surface of the rear view mirror 100 or directly imaged on the flat surface 121 of the Fresnel lens 12.
  • the rearview mirror 100 can transmit the light on the screen 20 through the Fresnel lens 12, so that the image on the screen 20 can be magnified and presented, so that the driver can observe the display of the rearview mirror 100 Details, improve driving safety, the structure is reasonable in design and strong in practicability.
  • the main body 11 has a frame structure
  • the casing 10 has a groove with an opening on one side formed by using the main body 11 as a side wall and a Fresnel lens 12 as a bottom wall.
  • the center line of the center circle of the Fresnel lens 12 coincides with the center line of the frame structure of the main body 11.
  • the main body 11 may also be provided with a stepped portion (not shown in the figure), and the stepped portion is configured to clamp the screen 20 in the main body 11 so that the screen 20 is fixed and not easily deformed.
  • the Fresnel lens 12 is integrally connected with the housing 10, and after the screen 20 and the housing 10 are connected, the position between the Fresnel lens 12 and the screen 20 is relatively fixed.
  • the distance between the screen 20 and the Fresnel lens 12 can be adjusted according to the parameters of the light refraction of the Fresnel lens 12, so that the Fresnel lens 12 can be able to enlarge and display the image on the screen 20 to the entire rearview mirror 100 On the imaging surface.
  • the difference in the shape design of the rear view mirror 100 causes the body 11 to have a different shape.
  • the frame structure of the main body 11 is a quadrilateral frame structure, and the height of the frame structure is equal.
  • the frame structure of the main body 11 may also be a circle, a polygon, an irregular figure, etc., and the height of the frame structure may also be different.
  • the center circle of the Fresnel lens 12 is located at the center of the frame structure, so that the Fresnel lens 12 can correct the fisheye effect of the image captured by the camera to a certain extent, and can It is convenient for the circuit board 40 (shown in FIG. 5) to process the image issuance, and avoid the complicated algorithm caused by the mismatch between the two centers. Of course, the image needs to be transmitted at different angles according to different observation conditions. Therefore, the positions of the center line of the center circle of the Fresnel lens 12 and the center line of the main body 11 can be relatively adjusted during implementation.
  • the main body 11 and the Fresnel lens 12 form a groove with an opening on one side, and the Fresnel lens 12 is configured to close one side of the main body 11.
  • the screen 20 is connected to the main body 11 so that the other side of the main body 11 The opening is closed. It is understandable that the distance between the screen 20 and the Fresnel lens 12 is set according to the parameters of the light refraction of the Fresnel lens 12, so that the image on the screen 20 can be magnified and displayed by the Fresnel lens 12
  • the rearview mirror 100 is on the imaging surface.
  • the main body 11 may also have a slot-shaped structure with openings corresponding to the Fresnel lens 12 according to the specific implementation environment, and the main body 11 may also be configured to connect the Fresnel lens 12 and the screen 20. ⁇ etc.
  • the chamfer 112 transitions at the junction of two adjacent side walls of the frame structure.
  • the chamfer 112 of the frame structure is rounded.
  • the chamfer 112 of the frame structure may also be an equilateral chamfer 112, an unequal chamfer 112, and the like.
  • the inner wall and the outer wall of the main body 11 are chamfered 112 to transition, so that the main body 11 is a frame structure with equal wall widths.
  • the embodiment of the present application also provides a rearview mirror 100, which includes a rear cover 30, a screen 20, and the aforementioned housing 10, which has all the functions of the rearview mirror 100, and the rear cover 30 is far from the body 11
  • a rearview mirror 100 which includes a rear cover 30, a screen 20, and the aforementioned housing 10, which has all the functions of the rearview mirror 100, and the rear cover 30 is far from the body 11
  • One side of the Fresnel lens 12 is connected, an installation space is formed between the back cover 30 and the housing 10, the screen 20 is connected to the main body 11, and the screen 20 is located in the installation space.
  • the installation space formed after the rear cover 30 is connected to the housing 10 is configured to install the screen 20 and other components.
  • the Fresnel lens 12 can correct the image distortion caused by the camera to a certain extent, so that the image observed by the driver is the same as the image of the actual environment, thereby avoiding accidents caused by judgment errors.
  • the side of the body 11 away from the Fresnel lens 12 is provided with a protrusion 113, and the protrusion 113 is provided along the edge of the body 11, and the back cover 30 is close to the edge of the body 11
  • a groove 31 is provided, and the protrusion 113 cooperates with the groove 31 to fix the body 11 and the rear cover 30.
  • the end of the protrusion 113 and the bottom of the groove 31 are fixed by ultrasonic welding.
  • the protrusion 113 provided on the body 11 is matched with the groove 31 provided on the back cover 30, and the end of the protrusion 113 is fixed with the bottom of the groove 31 by pressing.
  • the use of ultrasonic welding enables the protrusion 113 and the groove 31 to fit closely, thereby improving the three-proof performance of the rearview mirror 100.
  • the main body 11 and the back cover 30 can also be connected by means of snap-fitting and bolting.
  • the protrusion 113 and the back cover 30 are both provided with material breaks arranged at intervals, so that the ultrasonic wave There will be no spillage of material after welding.
  • the rear view mirror 100 further includes a circuit board 40, a bracket 50 and a concave hook 60.
  • the circuit board 40 is connected to the bracket 50.
  • the bracket 50 is connected to the screen 20 through the concave hook 60 on the side away from the Fresnel lens 12 connection.
  • the bracket 50 is configured to fix the circuit board 40 by connecting one end of the concave hook 60 in the shape of a "concave" to the end of the bracket 50 close to the screen 20, and then the concave The other end of the hook 60 is connected to the side of the screen 20 away from the Fresnel lens 12, and is clamped with the housing 10 through the bracket 50, so that the screen 20 can be stably arranged in the housing 10, thereby avoiding loosening and other problems. Shaking.
  • the bracket 50 and the screen 20 can also be connected by screws or bonding.
  • the rearview mirror 100 also includes a sensor (not shown in the figure) arranged on the body 11, the sensor is in communication with the circuit board 40, and the circuit board 40 is in communication with the screen 20, and the sensor is configured to output a signal representing the position of the driver's eyes ,
  • the circuit board 40 is configured to control the screen 20 according to the signal.
  • the sensor senses the driver’s eyes and outputs a signal representing the position of the driver’s eyes to the circuit board 40.
  • the circuit board 40 recognizes the signal. Analyze and control the image transmitted to the screen 20 so that the image on the screen 20 conforms to the driver’s current viewing angle of eye position, and is transmitted through the Fresnel lens 12, so that the driver can observe the surroundings of the vehicle body at a good perspective. Environment to avoid unclear observation caused by tilting with the screen 20.
  • the angle of the entire rearview mirror 100 can also be adjusted by using a motor or the like to achieve a good imaging angle of view.
  • the rear view mirror 100 further includes a display glass 70, and the display glass 70 is connected to the side of the body 11 close to the Fresnel lens 12.
  • the rearview mirror 100 projects the graphics displayed on the screen 20 onto the display glass 70 to achieve a good imaging effect, good light transmittance, and improved image quality.
  • the display glass 70 with a single-sided filter effect is used.
  • the display glass 70 can also realize the observation of the environment behind the vehicle through natural light refraction.
  • the display glass 70 is directly bonded to the flat portion 121 through an adhesive layer having a ring shape. It is particularly noted that the width of the adhesive layer cannot affect the light transmitted by the screen 20 through the Fresnel lens 12, so as to avoid affecting the display of the image output by the screen 20 in the entire range of the display glass 70.
  • the present application provides an automobile, which includes the aforementioned housing 10 or rearview mirror 100, which has all the functions of the housing 10 or rearview mirror 100.
  • the above-mentioned housing 10 or rearview mirror 100 is used for observing the rearview mirror 100 directly behind the vehicle.
  • the above-mentioned housing 10 or rearview mirror 100 can also be used in the use of side rearview mirrors 100 on the left and right sides of the vehicle.
  • the present application provides a rearview mirror 100, which can transmit light on the screen 20 through the Fresnel lens 12, so that the image on the screen 20 can be displayed after being enlarged. Therefore, it is beneficial for the driver to observe the details displayed by the rear-view mirror 100, and the safety of driving is improved.
  • the structure is reasonable in design and has strong practicability.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Rear-View Mirror Devices That Are Mounted On The Exterior Of The Vehicle (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

A housing (10), a rearview mirror (100), and an automobile, relating to the technical field of automobile parts. The housing (10) is applied to the rearview mirror (100); the rearview mirror (100) comprises a screen; the housing (10) comprises a body (11) and a Fresnel lens (12) that are connected with each other; the body (11) is configured to be connected to the screen; a plane portion (121) is provided at one side of the Fresnel lens (12), and a texture part (122) is provided at the other side of the Fresnel lens (12); the texture part (122) faces the screen, so that light emitted by the screen penetrates through the plane part (121). The housing (10) can transmit the light on the screen by means of the Fresnel lens (12), so that an image on the screen can be enlarged and then presented, and thus, a user can view details displayed by the rearview mirror (100), the driving safety is improved, and the structure is reasonable in design and high in practicability. The rearview mirror (100) comprises the housing (10) and has all the functions of the housing (10). The automobile comprises the housing (10) or the rearview mirror (100), and has all the functions of the housing (10) or the rearview mirror (100).

Description

一种壳体、后视镜及汽车Shell, rear view mirror and automobile
相关申请的交叉引用Cross references to related applications
本申请要求于2019年05月14日提交中国专利局的申请号为201910399098.5、名称为“一种壳体、后视镜及汽车”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。This application claims the priority of a Chinese patent application filed with the China Patent Office on May 14, 2019, with the application number 201910399098.5 and the name "a housing, rearview mirror and automobile", the entire content of which is incorporated into this by reference Applying.
技术领域Technical field
本申请涉及汽车配件技术领域，具体而言，涉及一种壳体、后视镜及汽车。This application relates to the technical field of auto parts, specifically, to a housing, a rearview mirror and an automobile.
背景技术Background technique
随着汽车硬件设备的发展，为了拓展驾驶人员的车后视野，提高行车安全，流媒体汽车应运而生。流媒体汽车通过屏幕与摄像头的组合使得驾驶人员能够观察到车后的实时图像。但是目前的流媒体汽车由于其本身的结构限制，显示范围小。With the development of automobile hardware equipment, in order to expand the driver's rear vision and improve driving safety, streaming media cars came into being. Streaming media cars enable drivers to observe real-time images behind the car through the combination of screen and camera. However, current streaming media cars have a small display range due to their own structural limitations.
发明人在研究中发现，现有的相关技术中至少存在以下缺点：The inventor found in the research that the existing related technologies have at least the following shortcomings:
显示范围小。The display range is small.
发明内容Summary of the invention
本申请提供了一种壳体，改善现有技术的不足，其能够将屏幕上的光线通过菲涅尔透镜进行透射，以使得屏幕上的图像能够经过放大后呈现，从而有利于驾驶员观察到后视镜显示的细节，提高驾驶的安全性，该结构设计合理，实用性强。The present application provides a housing to improve the shortcomings of the prior art, which can transmit light on the screen through the Fresnel lens, so that the image on the screen can be displayed after being magnified, thereby facilitating the observation of the driver The details displayed by the rear-view mirror improve driving safety. The structure is reasonably designed and has strong practicability.
本申请还提供了一种后视镜，其包括上述提到的壳体，其具有该壳体的全部功能。The present application also provides a rearview mirror, which includes the aforementioned housing, which has all the functions of the housing.
本申请提供了一种汽车，其包括上述提到的壳体或后视镜，其具有该壳体或后视镜的全部功能。This application provides an automobile, which includes the aforementioned housing or rearview mirror, which has all the functions of the housing or rearview mirror.
本申请的实施例可以这样实现：The embodiments of this application can be implemented as follows:
本申请的实施例提供了一种壳体，用于后视镜，所述后视镜包括屏幕，所述壳体包括相互连接的本体和菲涅尔透镜，所述本体配置成与所述屏幕连接，所述菲涅尔透镜的一侧为平面部，所述菲涅尔透镜的另一侧为纹理部，所述纹理部朝向所述屏幕，以使所述屏幕发出的光透过所述平面部。An embodiment of the application provides a housing for a rear view mirror, the rear view mirror includes a screen, the housing includes a body and a Fresnel lens connected to each other, the body is configured to be connected to the screen Connection, one side of the Fresnel lens is a plane part, and the other side of the Fresnel lens is a texture part, and the texture part faces the screen so that the light emitted by the screen can pass through the Plane department.
具体地，该后视镜能够将屏幕上的光线通过菲涅尔透镜进行透射，以使得屏幕上的图像能够经过放大后呈现，从而有利于驾驶员观察到后视镜显示的细节，提高驾驶的安全性，该结构设计合理，实用性强。Specifically, the rearview mirror can transmit the light on the screen through the Fresnel lens, so that the image on the screen can be magnified and presented, so that the driver can observe the details of the rearview mirror and improve driving Safety, the structure design is reasonable and practical.
可选地，所述本体为框结构，所述壳体具有以所述本体为侧壁且以所述菲涅尔透镜为底壁而形成的一侧开口的槽。Optionally, the main body has a frame structure, and the housing has a groove with one side opening formed by using the main body as a side wall and the Fresnel lens as a bottom wall.
可选地，所述菲涅尔透镜的中心圆的中心线与所述本体的框结构的中心线位置重合。Optionally, the center line of the center circle of the Fresnel lens coincides with the center line of the frame structure of the body.
可选地，所述本体上设置有台阶部，所述台阶部配置成将所述屏幕卡设于所述本体内。Optionally, a step portion is provided on the main body, and the step portion is configured to clamp the screen in the main body.
可选地，所述框结构的相邻的两个侧壁的连接处倒角过渡。Optionally, the junction of two adjacent side walls of the frame structure is chamfered.
本申请的实施例还提供了一种后视镜，其包括后盖、屏幕和上述提到的壳体，其具有该后视镜的全部功能，所述后盖与所述本体远离所述菲涅尔透镜的一侧连接，且所述后盖与所述壳体之间形成安装空间，所述屏幕与所述本体连接，且所述屏幕位于所述安装空间内。The embodiment of the present application also provides a rear-view mirror, which includes a rear cover, a screen and the aforementioned housing, which has all the functions of the rear-view mirror, and the rear cover and the body are far away from the lens. One side of the Nel lens is connected, and an installation space is formed between the back cover and the casing, the screen is connected to the main body, and the screen is located in the installation space.
可选地，所述屏幕与所述纹理部之间留有间隙。Optionally, a gap is left between the screen and the texture portion.
可选地，所述本体远离所述菲涅尔透镜的一侧设置有凸起，且所述凸起沿所述本体的边缘设置，所述后盖靠近所述本体的一侧的边缘设置有凹槽，所述凸起与所述凹槽配合以使所述本体和所述后盖固定。Optionally, a protrusion is provided on a side of the body away from the Fresnel lens, and the protrusions are provided along an edge of the body, and the back cover is provided with an edge on a side close to the body A groove, the protrusion cooperates with the groove to fix the body and the back cover.
可选地，所述凸起的端部和所述凹槽的槽底通过超声波焊接固定。Optionally, the end of the protrusion and the bottom of the groove are fixed by ultrasonic welding.
可选地，所述后视镜还包括电路板、支架和凹形钩，所述电路板与所述支架连接，所述支架通过所述凹形钩与所述屏幕远离所述菲涅尔透镜的一侧连接。Optionally, the rear view mirror further includes a circuit board, a bracket, and a concave hook, the circuit board is connected to the bracket, and the bracket is away from the Fresnel lens with the screen through the concave hook Connected on one side.
可选地，所述后视镜还包括设置在所述本体上的感应器，所述感应器与所述电路板通信，所述电路板与所述屏幕通信，所述感应器配置成输出表征驾驶员眼睛位置的信号，所述电路板配置成根据所述信号控制所述屏幕。Optionally, the rearview mirror further includes a sensor disposed on the body, the sensor communicates with the circuit board, the circuit board communicates with the screen, and the sensor is configured to output A signal of the driver's eye position, and the circuit board is configured to control the screen according to the signal.
可选地，所述后视镜还包括显示玻璃，所述显示玻璃与所述本体靠近所述菲涅尔透镜的一侧连接。Optionally, the rearview mirror further includes a display glass, and the display glass is connected to a side of the body close to the Fresnel lens.
本申请提供了一种汽车，其包括上述提到的壳体或后视镜，其具有该壳体或后视镜的全部功能。This application provides an automobile, which includes the aforementioned housing or rearview mirror, which has all the functions of the housing or rearview mirror.
与现有的技术相比，本申请实施例的有益效果包括，例如：Compared with the existing technology, the beneficial effects of the embodiments of the present application include, for example:
该壳体上设置有本体和菲涅尔透镜，本体配置成连接屏幕，使得屏幕与菲涅尔透镜之间相对固定，从而使得屏幕透出的光能够通过菲涅尔透镜折射后透出平面部，由于菲涅尔透镜对光线的折射，平面部透出的图形会被放大，使得后视镜的显示的图像能够放大到显示在后视镜的全部的显示面上，从而能够提高驾驶员的观察的体验，能够清楚地观察到车身周围的环境；并且菲涅尔透镜能够对摄像头拍摄后的图像边缘的变形进行适当的修正，配合后视镜的处理器处理后，后视镜显示的图像能够避免变形和失真等现象。The housing is provided with a body and a Fresnel lens, and the body is configured to be connected to the screen, so that the screen and the Fresnel lens are relatively fixed, so that the light from the screen can be refracted by the Fresnel lens to pass through the plane part , Due to the refraction of the light by the Fresnel lens, the graphics revealed by the plane will be enlarged, so that the image displayed on the rearview mirror can be enlarged to be displayed on the entire display surface of the rearview mirror, thereby improving the driver’s Observation experience, you can clearly observe the environment around the car body; and the Fresnel lens can appropriately correct the distortion of the image edge after the camera is taken, and the image displayed by the rearview mirror after processing with the rearview mirror processor It can avoid deformation and distortion.
附图说明Description of the drawings
为了更清楚地说明本申请实施例的技术方案，下面将对实施例中所需要使用的附图作简单地介绍，应当理解，以下附图仅示出了本申请的某些实施例，因此不应被看作是对范围的限定，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他相关的附图。In order to more clearly describe the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings that need to be used in the embodiments. It should be understood that the following drawings only show certain embodiments of the present application and therefore do not It should be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can be obtained based on these drawings without creative work.
图1为本申请实施例提供的壳体的结构示意图；FIG. 1 is a schematic structural diagram of a housing provided by an embodiment of the application;
图2为本申请实施例提供的后视镜的剖视图；Figure 2 is a cross-sectional view of a rearview mirror provided by an embodiment of the application;
图3为图2所示的I处的局部放大图；Figure 3 is a partial enlarged view of I shown in Figure 2;
图4为本申请实施例提供的后视镜的结构示意图；FIG. 4 is a schematic structural diagram of a rearview mirror provided by an embodiment of the application;
图5为本申请实施例提供的后视镜的***视角下的结构示意图；FIG. 5 is a schematic structural diagram of the rearview mirror provided by an embodiment of the application under an exploded perspective;
图6为图5所示的后视镜的正剖结构示意图；Fig. 6 is a schematic front sectional view of the rear view mirror shown in Fig. 5;
图7为图6所示的II处的局部放大图；FIG. 7 is a partial enlarged view of II shown in FIG. 6;
图8为图6所示的III处的局部放大图，其中，本体与后盖处于待配合的状态；Fig. 8 is a partial enlarged view at III shown in Fig. 6, in which the body and the back cover are in a state to be matched;
图9为图6所示的III处的局部放大图，其中，本体与后盖处于超声波焊接后的状态。Fig. 9 is a partial enlarged view at III shown in Fig. 6, in which the body and the back cover are in a state after ultrasonic welding.
图标：100-后视镜；10-壳体；11-本体；112-倒角；113-凸起；12-菲涅尔透镜；121-平面部；122-纹理部；20-屏幕；30-后盖；31-凹槽；40-电路板；50-支架；60-凹形钩；70-显示玻璃。Icon: 100-rear view mirror; 10-housing; 11-body; 112-chamfering; 113-convex; 12-Fresnel lens; 121-planar section; 122-texture section; 20-screen; 30- Back cover; 31-groove; 40-circuit board; 50-bracket; 60-concave hook; 70-display glass.
具体实施方式Detailed ways
为使本申请实施例的目的、技术方案和优点更加清楚，下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本申请一部分实施例，而不是全部的实施例。通常在此处附图中描述和示出的本申请实施例的组件可以以各种不同的配置来布置和设计。In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments It is a part of the embodiments of this application, not all of the embodiments. The components of the embodiments of the present application generally described and shown in the drawings herein may be arranged and designed in various different configurations.
因此，以下对在附图中提供的本申请的实施例的详细描述并非旨在限制要求保护的本申请的范围，而是仅仅表示本申请的选定实施例。基于本申请中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely represents selected embodiments of the present application. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of this application.
应注意到：相似的标号和字母在下面的附图中表示类似项，因此，一旦某一项在一个附图中被定义，则在随后的附图中不需要对其进行进一步定义和解释。It should be noted that similar reference numerals and letters indicate similar items in the following figures. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.
在本申请的描述中，需要说明的是，若出现术语“中心”、“上”、“下”、“左”、“右”、“内”和“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，或者是该发明产品使用时惯常摆放的方位或位置关系，仅是为了便于描述本申请和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位或者以特定的方位构造和操作，因此不能理解为对本申请的限制。In the description of this application, it should be noted that if the terms "center", "upper", "lower", "left", "right", "inner" and "outer" appear, the orientation or positional relationship indicated is Based on the orientation or position relationship shown in the drawings, or the orientation or position relationship usually placed when the product of the invention is used, it is only for the convenience of describing the application and simplifying the description, and does not indicate or imply that the device or element referred to must It has a specific orientation or is constructed and operated in a specific orientation, so it cannot be understood as a limitation to the application.
在本申请的描述中，还需要说明的是，除非另有明确的规定和限定，若出现术语“设置”、“安装”、“相连”和“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以具体情况理解上述术语在本申请中的具体含义。In the description of this application, it should also be noted that, unless otherwise clearly defined and defined, the terms “setup”, “installation”, “connected” and “connected” should be interpreted broadly, for example, it can be fixed The connection can also be a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be a connection between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in this application can be understood under specific circumstances.
请参考图1-图3，本实施例提供了一种壳体10，用于后视镜100(图4中示出)，后视镜100包括屏幕20(图4中示出)，壳体10包括相互连接的本体11和菲涅尔透镜12，本体11配置成与屏幕20连接，菲涅尔透镜12的一侧为平面部121，菲涅尔透镜12的另一侧为纹理部122，纹理部122朝向屏幕20，以使屏幕20发出的光透过平面部121。Please refer to Figures 1 to 3, this embodiment provides a housing 10 for a rear view mirror 100 (shown in Figure 4), the rear view mirror 100 includes a screen 20 (shown in Figure 4), the housing 10 includes a body 11 and a Fresnel lens 12 that are connected to each other. The body 11 is configured to be connected to the screen 20. One side of the Fresnel lens 12 is a flat portion 121, and the other side of the Fresnel lens 12 is a texture portion 122. The texture portion 122 faces the screen 20 so that the light emitted from the screen 20 passes through the flat portion 121.
这里需要说明的是，菲涅尔透镜12的一面为光面，另一面上刻录了有小到大的同心圆，并且同心圆根据光的干涉及扰射以及相对灵敏度和接收角度要求来设计。本实施例中，屏幕20发出的光经由菲涅尔透镜12透射后，能够改变原有的光路，使得光线能够投射到需要成像的表面，从而能够将屏幕20上显示的图像放大并投射到整个需要成像的表面，避免图像只在需要成像的表面上的部分区域显示，使得后视镜100最终成像的面积大大地提高，从而使得驾驶员能够通过宽大的视野观察到后视镜100上实时显示的车身周围的环境图像，从而能够提高驾驶的体验。It should be noted here that one side of the Fresnel lens 12 is a smooth surface, and the other surface is inscribed with small to large concentric circles, and the concentric circles are designed according to the interference of light and the requirements of relative sensitivity and receiving angle. In this embodiment, after the light emitted by the screen 20 is transmitted through the Fresnel lens 12, the original optical path can be changed so that the light can be projected to the surface to be imaged, so that the image displayed on the screen 20 can be enlarged and projected to the entire The surface that needs to be imaged avoids that the image is only displayed on a partial area of the surface that needs to be imaged, so that the final imaging area of the rearview mirror 100 is greatly increased, so that the driver can observe the real-time display on the rearview mirror 100 through a wide field of view The image of the environment around the vehicle body can improve the driving experience.
可以理解的是，本实施例中，菲涅尔透镜12的纹理部122朝向屏幕20设置，使得屏幕20上的图像经过菲涅尔透镜12放大并成像到需要成像的表面，这里所说的需要成像的表面包括后视镜100的成像面或者直接成像在菲涅尔透镜12的平面部121上。It can be understood that, in this embodiment, the texture 122 of the Fresnel lens 12 is set toward the screen 20, so that the image on the screen 20 is enlarged by the Fresnel lens 12 and imaged onto the surface that needs to be imaged. The imaging surface includes the imaging surface of the rear view mirror 100 or directly imaged on the flat surface 121 of the Fresnel lens 12.
具体地，该后视镜100能够将屏幕20上的光线通过菲涅尔透镜12进行透射，以使得屏幕20上的图像能够经过放大后呈现，从而有利于驾驶员观察到后视镜100显示的细节，提高驾驶的安全性，该结构设计合理，实用性强。Specifically, the rearview mirror 100 can transmit the light on the screen 20 through the Fresnel lens 12, so that the image on the screen 20 can be magnified and presented, so that the driver can observe the display of the rearview mirror 100 Details, improve driving safety, the structure is reasonable in design and strong in practicability.
请参考图1和图2，本体11为框结构，壳体10具有以本体11为侧壁且以菲涅尔透镜12为底壁而形成的一侧开口的槽。1 and 2, the main body 11 has a frame structure, and the casing 10 has a groove with an opening on one side formed by using the main body 11 as a side wall and a Fresnel lens 12 as a bottom wall.
菲涅尔透镜12的中心圆的中心线与本体11的框结构的中心线位置重合。The center line of the center circle of the Fresnel lens 12 coincides with the center line of the frame structure of the main body 11.
本体11上还可以设置有台阶部(图中未示出)，台阶部配置成将屏幕20卡设于本体11内，以使屏幕20固定且不易发生形变。The main body 11 may also be provided with a stepped portion (not shown in the figure), and the stepped portion is configured to clamp the screen 20 in the main body 11 so that the screen 20 is fixed and not easily deformed.
这里需要说明的是，本实施例中，菲涅尔透镜12与壳体10一体成型地连接，屏幕20和壳体10连接后使得菲涅尔透镜12与屏幕20之间的位置相对固定，从而能够根据菲涅尔透镜12的光线折射的参数调整屏幕20与菲涅尔透镜12之间的间距，从而能够使得菲涅尔透镜12能够满足将屏幕20上的图像放大显示到整个后视镜100的带成像的表面上。It should be noted here that in this embodiment, the Fresnel lens 12 is integrally connected with the housing 10, and after the screen 20 and the housing 10 are connected, the position between the Fresnel lens 12 and the screen 20 is relatively fixed. The distance between the screen 20 and the Fresnel lens 12 can be adjusted according to the parameters of the light refraction of the Fresnel lens 12, so that the Fresnel lens 12 can be able to enlarge and display the image on the screen 20 to the entire rearview mirror 100 On the imaging surface.
可以理解的是，后视镜100的外形设计的差异使得本体11具有不同的形状。本实施例中，本体11的框型结构为四边形框结构，并且框结构的高度相等。具体地，本体11的框型结构还可以为圆形、多边形和不规则图形等，框结构的高度也可以不同。It can be understood that the difference in the shape design of the rear view mirror 100 causes the body 11 to have a different shape. In this embodiment, the frame structure of the main body 11 is a quadrilateral frame structure, and the height of the frame structure is equal. Specifically, the frame structure of the main body 11 may also be a circle, a polygon, an irregular figure, etc., and the height of the frame structure may also be different.
还需要说明的是，本实施例中，菲涅尔透镜12的中心圆位于框结构的中心位置，使得菲涅尔透镜12能够对摄像头拍摄的图像的鱼眼效果进行一定程度的修正，并且能够便于电路板40(图5中示出)对图像出具进行处理，避免两者中心不对应带来的复杂算法。当然， 根据不同的观察情况需要对图像进行不同角度的透射，因此具体实施时菲涅尔透镜12的中心圆的中心线与本体11的中心线的位置可以相对调整。It should also be noted that in this embodiment, the center circle of the Fresnel lens 12 is located at the center of the frame structure, so that the Fresnel lens 12 can correct the fisheye effect of the image captured by the camera to a certain extent, and can It is convenient for the circuit board 40 (shown in FIG. 5) to process the image issuance, and avoid the complicated algorithm caused by the mismatch between the two centers. Of course, the image needs to be transmitted at different angles according to different observation conditions. Therefore, the positions of the center line of the center circle of the Fresnel lens 12 and the center line of the main body 11 can be relatively adjusted during implementation.
本实施例中，本体11与菲涅尔透镜12形成一侧具有开口的槽，并且菲涅尔透镜12配置成封闭本体11的一侧，屏幕20通过与本体11连接使得本体11的另一侧的开口封闭。可以理解的是，屏幕20与菲涅尔透镜12之间的距离根据菲涅尔透镜12的光线折射的参数进行设置，使得屏幕20上的图像能够通过菲涅尔透镜12放大显示并呈现在全部的后视镜100的带成像的表面上。可以理解的是，具体实施时，根据具体实施环境本体11还可以为具有与菲涅尔透镜12对应的开孔的槽状结构，本体11还可以为配置成连接菲涅尔透镜12和屏幕20的连接件等。In this embodiment, the main body 11 and the Fresnel lens 12 form a groove with an opening on one side, and the Fresnel lens 12 is configured to close one side of the main body 11. The screen 20 is connected to the main body 11 so that the other side of the main body 11 The opening is closed. It is understandable that the distance between the screen 20 and the Fresnel lens 12 is set according to the parameters of the light refraction of the Fresnel lens 12, so that the image on the screen 20 can be magnified and displayed by the Fresnel lens 12 The rearview mirror 100 is on the imaging surface. It can be understood that, during specific implementation, the main body 11 may also have a slot-shaped structure with openings corresponding to the Fresnel lens 12 according to the specific implementation environment, and the main body 11 may also be configured to connect the Fresnel lens 12 and the screen 20.的连接件 etc.
请参考图1和图2，框结构的相邻的两个侧壁的连接处倒角112过渡。Please refer to FIG. 1 and FIG. 2, the chamfer 112 transitions at the junction of two adjacent side walls of the frame structure.
需要说明的是，本实施例中，框结构的倒角112为圆角。除此之外，框结构的倒角112还可以为等边倒角112和不等边倒角112等。本实施例中，本体11的内壁和外壁均倒角112过渡，使得本体11为壁宽相等的框型结构。It should be noted that in this embodiment, the chamfer 112 of the frame structure is rounded. In addition, the chamfer 112 of the frame structure may also be an equilateral chamfer 112, an unequal chamfer 112, and the like. In this embodiment, the inner wall and the outer wall of the main body 11 are chamfered 112 to transition, so that the main body 11 is a frame structure with equal wall widths.
本申请的实施例还提供了一种后视镜100，其包括后盖30、屏幕20和上述提到的壳体10，其具有该后视镜100的全部功能，后盖30与本体11远离菲涅尔透镜12的一侧连接，且后盖30与壳体10之间形成安装空间，屏幕20与本体11连接，且屏幕20位于安装空间内。The embodiment of the present application also provides a rearview mirror 100, which includes a rear cover 30, a screen 20, and the aforementioned housing 10, which has all the functions of the rearview mirror 100, and the rear cover 30 is far from the body 11 One side of the Fresnel lens 12 is connected, an installation space is formed between the back cover 30 and the housing 10, the screen 20 is connected to the main body 11, and the screen 20 is located in the installation space.
这里需要说明的是，本实施例中，后盖30与壳体10连接后形成的安装空间配置成安装屏幕20及其他组成元件。It should be noted here that in this embodiment, the installation space formed after the rear cover 30 is connected to the housing 10 is configured to install the screen 20 and other components.
请参考图6和图7，屏幕20与纹理部122之间留有间隙。Please refer to FIG. 6 and FIG. 7, there is a gap between the screen 20 and the texture portion 122.
需要说明的是，请参考图1-图3，屏幕20和纹理部122之间留有间隙，使得屏幕20上面的图案投射到纹理部122，屏幕20上显示的图像的A经过菲涅尔透镜12折射后透出并成像到待成像的表面上的A’，使得图像能够在待成像的表面的边缘显示，从而实现后视镜100的显示图像的全屏幕20显示。当然，由于菲涅尔透镜12的环形结构的不同，越靠近屏幕20中心位置的图像的折射的路径的距离越短，屏幕20上显示的图像的B点经过菲涅尔透镜12折射后透出并成像到表现上的B’。这样一来可以使得菲涅尔透镜12对摄像头造成的图像变形进行一定程度的修正，使得驾驶员观察到的图像和实际环境的图像相同，从而避免由于判断误差引起的意外。It should be noted that, referring to FIGS. 1 to 3, there is a gap between the screen 20 and the texture portion 122, so that the pattern on the screen 20 is projected to the texture portion 122, and A of the image displayed on the screen 20 passes through the Fresnel lens 12 After refraction, A′ that penetrates and is imaged on the surface to be imaged, so that the image can be displayed at the edge of the surface to be imaged, thereby realizing the full-screen 20 display of the display image of the rearview mirror 100. Of course, due to the difference in the ring structure of the Fresnel lens 12, the closer to the center of the screen 20, the shorter the distance of the refracted path of the image, and point B of the image displayed on the screen 20 is reflected by the Fresnel lens 12 And imaging to the performance of B'. In this way, the Fresnel lens 12 can correct the image distortion caused by the camera to a certain extent, so that the image observed by the driver is the same as the image of the actual environment, thereby avoiding accidents caused by judgment errors.
请参考图3和图6-图9，本体11远离菲涅尔透镜12的一侧设置有凸起113，且凸起113沿本体11的边缘设置，后盖30靠近本体11的一侧的边缘设置有凹槽31，凸起113与凹槽31配合以使本体11和后盖30固定。3 and 6-9, the side of the body 11 away from the Fresnel lens 12 is provided with a protrusion 113, and the protrusion 113 is provided along the edge of the body 11, and the back cover 30 is close to the edge of the body 11 A groove 31 is provided, and the protrusion 113 cooperates with the groove 31 to fix the body 11 and the rear cover 30.
凸起113的端部和凹槽31的槽底通过超声波焊接固定。The end of the protrusion 113 and the bottom of the groove 31 are fixed by ultrasonic welding.
这里需要说明的是，本体11上设置的凸起113和后盖30上设置的凹槽31配合，通过将凸起113的端部与凹槽31的槽底部通过压合进行固定后，在通过使用超声波焊接的方式使得凸起113和凹槽31能够紧密的配合，进而提高后视镜100的三防性能。除此之外，本体11和后盖30还可以通过扣合和螺栓连接等方式连接。What needs to be explained here is that the protrusion 113 provided on the body 11 is matched with the groove 31 provided on the back cover 30, and the end of the protrusion 113 is fixed with the bottom of the groove 31 by pressing. The use of ultrasonic welding enables the protrusion 113 and the groove 31 to fit closely, thereby improving the three-proof performance of the rearview mirror 100. In addition, the main body 11 and the back cover 30 can also be connected by means of snap-fitting and bolting.
可以理解的是，为了避免超声波焊接后的凸起113和后盖30产生材料的溢出导致影响美观，本实施例中，凸起113和后盖30均设置有间隔设置的材料断带，使得超声波焊接之后不会产生材料的溢出。It is understandable that, in order to avoid material overflow of the protrusion 113 and the back cover 30 after ultrasonic welding, which may affect the appearance, in this embodiment, the protrusion 113 and the back cover 30 are both provided with material breaks arranged at intervals, so that the ultrasonic wave There will be no spillage of material after welding.
请参考图5，后视镜100还包括电路板40、支架50和凹形钩60，电路板40与支架50连接，支架50通过凹形钩60与屏幕20远离菲涅尔透镜12的一侧连接。Please refer to FIG. 5, the rear view mirror 100 further includes a circuit board 40, a bracket 50 and a concave hook 60. The circuit board 40 is connected to the bracket 50. The bracket 50 is connected to the screen 20 through the concave hook 60 on the side away from the Fresnel lens 12 connection.
这里需要说明的是，本实施例中，支架50配置成将电路板40进行固定，通过将呈“凹”字形的凹形钩60的一端与支架50靠近屏幕20的一端连接，再将凹形钩60的另一端与屏幕20远离菲涅尔透镜12的一侧连接，并通过支架50与壳体10的卡接，使得屏幕20能够稳定地设置在壳体10内，从而避免松动等带来的晃动。除此之外，支架50和屏幕20之间还可以通过螺钉和粘接等方式连接。It should be noted here that in this embodiment, the bracket 50 is configured to fix the circuit board 40 by connecting one end of the concave hook 60 in the shape of a "concave" to the end of the bracket 50 close to the screen 20, and then the concave The other end of the hook 60 is connected to the side of the screen 20 away from the Fresnel lens 12, and is clamped with the housing 10 through the bracket 50, so that the screen 20 can be stably arranged in the housing 10, thereby avoiding loosening and other problems. Shaking. In addition, the bracket 50 and the screen 20 can also be connected by screws or bonding.
后视镜100还包括设置在本体11上的感应器(图中未示出)，感应器与电路板40通信，电路板40与屏幕20通信，感应器配置成输出表征驾驶员眼睛位置的信号，电路板40配置成根据信号控制屏幕20。The rearview mirror 100 also includes a sensor (not shown in the figure) arranged on the body 11, the sensor is in communication with the circuit board 40, and the circuit board 40 is in communication with the screen 20, and the sensor is configured to output a signal representing the position of the driver's eyes , The circuit board 40 is configured to control the screen 20 according to the signal.
这里需要说明的是，当驾驶员抬头观察后视镜100内的图像时，感应器感应驾驶员的眼睛后并向电路板40输出表征驾驶员眼睛位置的信号，电路板40通过对信号的识别分析控制向屏幕20传输的图像，使得屏幕20上的图像符合驾驶员目前眼睛位置的观察的视角，并通过菲涅尔透镜12透射而出，从而使得驾驶员能够在良好的视角观察车身周围的环境，避免由于与屏幕20之间倾斜造成的观察不清楚。除了通过电路板40调整图像的成像角度之外，还可以通过使用电机等调整整个后视镜100的角度来实现视角的良好的成像视角。What needs to be explained here is that when the driver looks up to observe the image in the rearview mirror 100, the sensor senses the driver’s eyes and outputs a signal representing the position of the driver’s eyes to the circuit board 40. The circuit board 40 recognizes the signal. Analyze and control the image transmitted to the screen 20 so that the image on the screen 20 conforms to the driver’s current viewing angle of eye position, and is transmitted through the Fresnel lens 12, so that the driver can observe the surroundings of the vehicle body at a good perspective. Environment to avoid unclear observation caused by tilting with the screen 20. In addition to adjusting the imaging angle of the image through the circuit board 40, the angle of the entire rearview mirror 100 can also be adjusted by using a motor or the like to achieve a good imaging angle of view.
请参考图4-图7，后视镜100还包括显示玻璃70，显示玻璃70与本体11靠近菲涅尔透镜12的一侧连接。Please refer to FIG. 4 to FIG. 7, the rear view mirror 100 further includes a display glass 70, and the display glass 70 is connected to the side of the body 11 close to the Fresnel lens 12.
这里需要说明的是，后视镜100通过将屏幕20显示的图形投影到显示玻璃70上，使得成像效果良好，并具有良好的透光性，提高画质。并且使用具有单侧滤镜效果的显示玻璃70，在屏幕20关闭或损坏时，显示玻璃70还能够通过自然的光折射实现对车后环境的观察。It should be noted here that the rearview mirror 100 projects the graphics displayed on the screen 20 onto the display glass 70 to achieve a good imaging effect, good light transmittance, and improved image quality. In addition, the display glass 70 with a single-sided filter effect is used. When the screen 20 is closed or damaged, the display glass 70 can also realize the observation of the environment behind the vehicle through natural light refraction.
本实施例中，显示玻璃70通过呈环形的粘接层与平面部121直接粘接。特别注意的是，粘接层的宽度不能影响屏幕20通过菲涅尔透镜12透射出的光线，从而避免影响屏幕20输出的图像在显示玻璃70的全部范围内的显示。In this embodiment, the display glass 70 is directly bonded to the flat portion 121 through an adhesive layer having a ring shape. It is particularly noted that the width of the adhesive layer cannot affect the light transmitted by the screen 20 through the Fresnel lens 12, so as to avoid affecting the display of the image output by the screen 20 in the entire range of the display glass 70.
本申请提供了一种汽车，其包括上述提到的壳体10或后视镜100，其具有该壳体10或后视镜100的全部功能。The present application provides an automobile, which includes the aforementioned housing 10 or rearview mirror 100, which has all the functions of the housing 10 or rearview mirror 100.
需要说明的是，上述壳体10或后视镜100用于车内正后方的后视镜100的观察使用。除此之外，上述提到的壳体10或后视镜100还能用在车辆左右两侧的侧后视镜100的使用上。It should be noted that the above-mentioned housing 10 or rearview mirror 100 is used for observing the rearview mirror 100 directly behind the vehicle. In addition, the above-mentioned housing 10 or rearview mirror 100 can also be used in the use of side rearview mirrors 100 on the left and right sides of the vehicle.
综上所述，本申请提供了一种后视镜100，该后视镜100能够将屏幕20上的光线通过菲涅尔透镜12进行透射，以使得屏幕20上的图像能够经过放大后呈现，从而有利于驾驶员观察到后视镜100显示的细节，提高驾驶的安全性，该结构设计合理，实用性强。In summary, the present application provides a rearview mirror 100, which can transmit light on the screen 20 through the Fresnel lens 12, so that the image on the screen 20 can be displayed after being enlarged. Therefore, it is beneficial for the driver to observe the details displayed by the rear-view mirror 100, and the safety of driving is improved. The structure is reasonable in design and has strong practicability.
需要说明的是，在不冲突的情况下，本申请的实施例中的特征可以相互结合。It should be noted that, in the case of no conflict, the features in the embodiments of the present application can be combined with each other.
以上所述，仅为本申请的具体实施方式，但本申请的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本申请揭露的技术范围内，可轻易想到的变化或替换，都应涵盖在本申请的保护范围之内。因此，本申请的保护范围应以所述权利要求的保护范围为准。The above are only specific implementations of this application, but the protection scope of this application is not limited to this. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed in this application, All should be covered in the scope of protection of this application. Therefore, the protection scope of this application should be subject to the protection scope of the claims.

Claims (10)

  1. 一种壳体，用于后视镜，所述后视镜包括屏幕，其特征在于，所述壳体包括相互连接的本体和菲涅尔透镜，所述本体配置成与所述屏幕连接，所述菲涅尔透镜的一侧为平面部，所述菲涅尔透镜的另一侧为纹理部，所述纹理部朝向所述屏幕，以使所述屏幕发出的光透过所述平面部。A casing for a rearview mirror, the rearview mirror comprising a screen, characterized in that the casing comprises a body and a Fresnel lens connected to each other, the body is configured to be connected to the screen, and One side of the Fresnel lens is a flat part, and the other side of the Fresnel lens is a texture part, and the texture part faces the screen so that the light emitted by the screen passes through the flat part.
  2. 根据权利要求1所述的壳体，其特征在于，所述本体为框结构，所述壳体具有以所述本体为侧壁且以所述菲涅尔透镜为底壁而形成的一侧开口的槽。The housing of claim 1, wherein the body is a frame structure, and the housing has a side opening formed by using the body as a side wall and the Fresnel lens as a bottom wall.的槽。 The slot.
  3. 根据权利要求2所述的壳体，其特征在于，所述菲涅尔透镜的中心圆的中心线与所述本体的框结构的中心线位置重合。The housing according to claim 2, wherein the center line of the center circle of the Fresnel lens coincides with the center line of the frame structure of the main body.
  4. 根据权利要求2所述的壳体，其特征在于，所述框结构的相邻的两个侧壁的连接处倒角过渡。The casing according to claim 2, wherein the junction of two adjacent side walls of the frame structure is chamfered.
  5. 一种后视镜，其特征在于，包括后盖、屏幕和权利要求1-4任一项所述的壳体，所述后盖与所述本体远离所述菲涅尔透镜的一侧连接，且所述后盖与所述壳体之间形成安装空间，所述屏幕与所述本体连接，且所述屏幕位于所述安装空间内。A rearview mirror, comprising a back cover, a screen, and the casing of any one of claims 1-4, the back cover being connected to the side of the body away from the Fresnel lens, An installation space is formed between the back cover and the casing, the screen is connected to the main body, and the screen is located in the installation space.
  6. 根据权利要求5所述的后视镜，其特征在于，所述屏幕与所述纹理部之间留有间隙。The rearview mirror according to claim 5, wherein a gap is left between the screen and the texture portion.
  7. 根据权利要求5所述的后视镜，其特征在于，所述本体远离所述菲涅尔透镜的一侧设置有凸起，且所述凸起沿所述本体的边缘设置，所述后盖靠近所述本体的一侧的边缘设置有凹槽，所述凸起与所述凹槽配合以使所述本体和所述后盖固定。The rear-view mirror according to claim 5, wherein the side of the main body away from the Fresnel lens is provided with a protrusion, and the protrusion is provided along an edge of the main body, and the rear cover The edge of one side close to the body is provided with a groove, and the protrusion cooperates with the groove to fix the body and the back cover.
  8. 根据权利要求5所述的后视镜，其特征在于，所述后视镜还包括电路板、支架和凹形钩，所述电路板与所述支架连接，所述支架通过所述凹形钩与所述屏幕远离所述菲涅尔透镜的一侧连接。The rearview mirror according to claim 5, wherein the rearview mirror further comprises a circuit board, a bracket, and a concave hook, the circuit board is connected to the bracket, and the bracket passes through the concave hook. It is connected to the side of the screen away from the Fresnel lens.
  9. 根据权利要求8所述的后视镜，其特征在于，所述后视镜还包括设置在所述本体上的感应器，所述感应器与所述电路板通信，所述电路板与所述屏幕通信，所述感应器配置成输出表征驾驶员眼睛位置的信号，所述电路板配置成根据所述信号控制所述屏幕。8. The rearview mirror according to claim 8, wherein the rearview mirror further comprises a sensor arranged on the body, the sensor communicates with the circuit board, and the circuit board communicates with the circuit board. For screen communication, the sensor is configured to output a signal representing the position of the driver's eyes, and the circuit board is configured to control the screen according to the signal.
  10. 一种汽车，其特征在于，包括权利要求1-4任一项所述的壳体或权利要求5-9任一项所述的后视镜。An automobile, characterized by comprising the housing of any one of claims 1-4 or the rearview mirror of any one of claims 5-9.
PCT/CN2019/089867 2019-05-14 2019-06-03 Housing, rearview mirror, and automobile WO2020228072A1 (en)

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