CN220114555U

CN220114555U - Automobile rearview mirror with antifouling function and automobile

Info

Publication number: CN220114555U
Application number: CN202321000456.9U
Authority: CN
Inventors: 舒沃迪普·达斯; 许浩镇; 洪元植
Original assignee: Ningbo SMR Huaxiang Automotive Mirrors Ltd
Current assignee: Ningbo SMR Huaxiang Automotive Mirrors Ltd
Priority date: 2023-04-26
Filing date: 2023-04-26
Publication date: 2023-12-01
Anticipated expiration: 2033-04-26

Abstract

The utility model discloses an automobile rearview mirror with an antifouling function and an automobile. Wherein, the automobile rearview mirror includes the base and the fixed casing that sets up on the base, be provided with first camera on the base, the camera window has been seted up on the terminal surface of casing, still rotationally be provided with driven pivot and initiative pivot between base and the casing, driven pivot and initiative pivot are located the both sides of first camera respectively, be provided with transparent film between camera window and the first camera, the one end winding of transparent film is fixed in the initiative pivot, the other end winding of transparent film is fixed in driven pivot, and then rotate the change of transparent film of initiative pivot department camera window department can be realized, transparent film before guaranteeing the lens is in clean state, keep clear visual angle before making first camera, this drawback of first camera often need manual cleaning has been avoided.

Description

Automobile rearview mirror with antifouling function and automobile

Technical Field

The utility model relates to the technical field of automobiles, in particular to an automobile rearview mirror with an antifouling function and an automobile.

Background

With the continuous development of automobile technology, automobile rearview mirrors are used as important safety devices for providing visual fields for drivers, and the functional requirements of the automobile rearview mirrors are also increased. However, the current automobile rearview mirror has larger visual field range influenced by the length, width and height of the automobile, the larger the size of the automobile is, the more serious the visual field shielding condition on the rearview mirror is, and the larger the visual field blind areas on two sides of the automobile are, so that risks are brought to drivers for driving the automobile. In order to meet the requirements of the field of view of the rearview mirror, the existing automobile factories can obtain a better field of view by using an electronic camera to replace the traditional optical lens and arranging a display in the cockpit.

However, in the practical application scene, the electronic camera on the rearview mirror is exposed in the use environment, and the lens of the electronic camera on the rearview mirror can be covered by dust, rain fog and oil stains, so that the image collected by the electronic camera is unclear, and a driver can not judge the situation around the vehicle body through the image collected by the electronic camera, thereby bringing risks to safe driving of the vehicle.

Disclosure of Invention

An object of the present utility model is to provide an automobile rearview mirror with an anti-fouling function, so as to prevent a lens of a camera from being attached by pollutants, and influence imaging quality.

Another object of the present utility model is to provide an automobile.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an automobile rearview mirror with antifouling function, includes base and fixed setting are in casing on the base, be provided with first camera on the base, the camera window has been seted up on the terminal surface of casing, the base with still rotationally be provided with driven pivot and initiative pivot between the casing, driven pivot with the initiative pivot is located respectively the both sides of first camera, the camera window with be provided with transparent film between the first camera, the one end winding of transparent film is fixed in the initiative pivot, the other end winding of transparent film is fixed in the driven pivot, and then rotates the initiative pivot can realize camera window department transparent film's change.

Preferably, the base is provided with a driving module, and the driving module is in transmission connection with the driving rotating shaft.

As another preferable mode, a first limit reed is fixedly arranged at one end, close to the base, of the driving rotating shaft, a first limit disc is arranged on the base, a plurality of limit grooves are formed in the first limit disc, the inner circumference of the first limit disc in each limit groove is uniformly arranged, and the first limit reed is suitable for being clamped with the limit groove so as to fix the driving rotating shaft at the current position when the external force does not exceed a preset value.

Further preferably, a second limit reed is fixedly arranged at one end, close to the base, of the driven rotating shaft, a second limit disc is arranged on the base, and the second limit reed is abutted to the inner circumference of the second limit disc so as to generate rotation resistance between the driven rotating shaft and the second limit disc.

Further, limit baffles are arranged on the driving rotating shaft and the driven rotating shaft.

Further, the shell is further provided with a sealing component, the sealing component is located at the camera window, the sealing component comprises a sealing ring, and the transparent film is tightly attached to the sealing ring to form dynamic seal.

Further, the driving module is a servo motor.

Further, the first camera is a streaming camera.

Further, the first camera further comprises a controller and a sensor, wherein the controller is used for brightening and denoising the image acquired by the sensor, and improving the night vision capability of the automobile rearview mirror.

Another aspect of the present utility model is to provide an automobile, including the above automobile rearview mirror.

Compared with the prior art, the utility model has the beneficial effects that:

the automobile rearview mirror with the anti-fouling function is characterized in that the transparent film arranged behind the camera window is arranged in the rearview mirror body, pollutants can be prevented from being attached to the mirror surface of the first camera through the rearview mirror body and the transparent film, and although the transparent film can be attached with pollutants such as soil, the transparent film can be driven to move only by pressing a control button in a cab to control the driving module to rotate, the polluted transparent film at the camera window can be rolled on the driving rotating shaft, the clean transparent film is rolled on the driven rotating shaft, and the clean transparent film part can be pulled out to the camera window. Therefore, as long as a driver observes that the image presented by the display module is not clear, the transparent film in front of the lens can be ensured to be in a clean state only by pressing the control button, so that the clear view angle in front of the first camera is kept, the defect that the first camera is frequently cleaned manually is avoided, and the efficiency is greatly improved.

Drawings

FIG. 1 is a schematic perspective view of an automobile rearview mirror according to the utility model;

FIG. 2 is a schematic view showing the internal structure of the automobile rearview mirror according to the utility model;

FIG. 3 is an exploded view of the driving and driven shafts of the rearview mirror of the present utility model;

FIG. 4 is a schematic view of a seal assembly in an automotive rearview mirror according to the utility model;

fig. 5 is a schematic view of a first camera in the automobile rearview mirror according to the utility model.

In the figure: 100. automobile rearview mirror; 110. a base; 111. a first camera; 1111. a controller; 1112. a sensor; 112. a driving module; 113. a first limit plate; 114. the second limiting disc; 115. a limit groove; 120. a housing; 121. a camera window; 130. a driving rotating shaft; 131. a first limit reed; 140. a driven rotating shaft; 141. the second limit reed; 150. a transparent film; 160. a limit baffle; 170. and (3) a sealing assembly.

Detailed Description

The present utility model will be further described with reference to the following specific embodiments, and it should be noted that, on the premise of no conflict, new embodiments may be formed by any combination of the embodiments or technical features described below.

In the description of the present utility model, it should be noted that, for the azimuth words such as terms "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., the azimuth and positional relationships are based on the azimuth or positional relationships shown in the drawings, it is merely for convenience of describing the present utility model and simplifying the description, and it is not to be construed as limiting the specific scope of protection of the present utility model that the device or element referred to must have a specific azimuth configuration and operation.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.

The terms "comprises" and "comprising," along with any variations thereof, in the description and claims, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1-4, the utility model provides an automobile rearview mirror 100 with an anti-fouling function, which comprises a base 110 and a shell 120 fixedly installed on the base 110, wherein a first camera 111 is arranged on the base 110, a camera window 121 is arranged on the end surface of the shell 120, which is close to the tail of a vehicle, the first camera 111 can shoot images of the rear side of the vehicle through the camera window 121, the shell 120 can not shield the view of the first camera 111, in addition, the first camera 111 is also in communication connection with a display module (not shown in the figure) in a cockpit, so that the images acquired by the first camera 111 can be transmitted to the display module in the cockpit to display a driver, and when the driver observes the conditions of the rear side of the vehicle by using the first camera 111 and the display module, the driver does not need too large turning angle, the driving view angle in front can be considered, and the safety in the driving process is ensured.

In this embodiment, a driven rotating shaft 140 and a driving rotating shaft 130 are rotatably disposed between the base 110 and the housing 120, the driven rotating shaft 140 and the driving rotating shaft 130 are respectively located at two sides of the first camera 111, the driven rotating shaft 140 and the driving rotating shaft 130 are used for winding the transparent film 150, a clean part of one end of the transparent film 150 is wound and fixed on the driven rotating shaft 140 to form a clean transparent film roll, and the other end of the transparent film 150 passes through between the first camera 111 and the camera window 121 and is wound and fixed on the driving rotating shaft 130 to form a transparent film roll, so that in the driving process of a vehicle, the mixture of external rainwater and dust only adheres to the transparent film 150 and does not adhere to the lens of the first camera 111, the dirty transparent film 150 can be wound on the driving rotating shaft 130 by rotating the driving rotating shaft 130, the transparent film 150 is replaced at the camera window 121, and the image photographed by the first camera 111 is ensured to be clear.

The base 110 is also fixedly provided with a battery, the output end of the battery is electrically connected with a circuit board, the circuit board is fixedly arranged on the base 110 and is connected with a control unit (not shown in the figure) in the cockpit through a wire harness, the circuit board is provided with a driving module 112, the battery is suitable for supplying power to the driving module 112, and the driving module 112 is in transmission connection with the driving rotating shaft 130, so that the driving module 112 can drive the driving rotating shaft 130 to rotate, and automatic replacement of the transparent film 150 at the camera window 121 is realized. Preferably, the driving module 112 employs a servo motor, which can convert a voltage signal into a torque and a rotation speed to drive a control object, so that precise control of the rotation speed and the number of turns can be achieved.

According to the automobile rearview mirror 100 provided by the utility model, the driving rotating shaft 130, the driven rotating shaft 140 and the transparent film 150 are arranged between the base 110 and the shell 120, one end of the transparent film 150 is wound on the driven rotating shaft 140 to form a transparent film roll, the other end of the transparent film 150 passes through the space between the camera window 121 and the first camera 111 and is wound on the driving rotating shaft 130 to form a transparent film roll, the transparent film 150 is arranged between the camera window 121 and the first camera 111, dust and other pollutants can be prevented from adhering to the lens of the first camera 111, although mud water and other pollutants can adhere to the transparent film 150, when a driver observes that a picture presented by the display module is unclear, the driver only needs to press a cleaning button in the cockpit to enable the control unit to send an electric signal to the circuit board, the circuit board controls the driving module 112 to work after receiving the electric signal, the driving module 112 rotates to drive the driving rotating shaft 130 to pull the transparent film 150 to move, the polluted transparent film 150 at the position of the camera window 121 is wound on the driving rotating shaft 130, the transparent film 150 is pulled out of the position of the first camera 111 to be in a clean state of the lens 150. Through setting up drive module 112, initiative pivot 130 and driven pivot 140, realized the automatic change of transparent film 150 for keep clear visual angle before the first camera 111, avoided the first camera 111 often to need this drawback of manual cleaning.

In some preferred embodiments, a first limiting reed 131 is disposed at one end of the driving shaft 130 near the base 110, the first limiting reed 131 is fixedly connected with the driving shaft 130 and can rotate along with the driving shaft 130, and a first limiting disc 113 matched with the first limiting reed 131 is disposed on the base 110. The first limiting disc 113 is provided with a plurality of limiting grooves 115, the limiting grooves 115 are uniformly arranged along the inner circumference of the first limiting disc 113, and the first limiting reed 131 is suitable for being clamped with the limiting grooves 115 so as to fix the driving rotating shaft 130 at the current position when the external force does not exceed a preset value, thereby avoiding the rotation of the driving rotating shaft 130 caused by jolt vibration in the running process of the vehicle and enabling the transparent film 150 to drop from the driving rotating shaft 130.

The driven rotating shaft 140 is provided with a second limit reed 141 near one end of the base 110, the second limit reed 141 is fixedly connected with the driven rotating shaft 140 and can rotate together with the driven rotating shaft 140, the base 110 is provided with a second limit disc 114 matched with the second limit reed 141, the second limit reed 141 is abutted with the inner circumference of the second limit disc 114, and therefore rotation resistance is generated between the driven rotating shaft 140 and the second limit disc 114, and the driven rotating shaft 140 can be prevented from rotating randomly due to jolt in the running process of a vehicle. In addition, the second limiting disc 114 may also have a limiting groove 115 on its inner circumference to cooperate with the second limiting reed 141, and after the second limiting disc 114 has a limiting groove 115 cooperating with the second limiting reed 141, the output torque of the driving module 112 needs to be correspondingly increased to ensure that the driving rotation shaft 130 and the driven rotation shaft 140 can be driven to rotate.

The driving rotating shaft 130 and the driven rotating shaft 140 are respectively provided with a limiting baffle 160, an elastic clamping piece is arranged at the inner hole of the limiting baffle 160, the limiting baffle 160 is arranged on the driving rotating shaft 130 and the driven rotating shaft 140 through the elastic clamping piece and can be adjusted vertically at random, and in general, the limiting baffles 160 are arranged at two ends of the transparent film roll and play a guiding role on the transparent film 150, so that the transparent film 150 can be neatly wound on the driving rotating shaft 130 and the driven rotating shaft 140 to form the transparent film roll.

In some preferred embodiments, the housing 120 is further provided with a sealing assembly 170, the sealing assembly 170 is located at the camera window 121, the sealing assembly 170 includes a sealing ring 171, and the transparent film 150 is tightly attached to the sealing ring 171 to form a dynamic seal, so that dust and the like can be prevented from entering from a gap between the transparent film 150 and the sealing assembly 170.

The first camera 111 may be a streaming camera, which has the advantages of high sensitivity, strong light resistance, small distortion, small volume, long service life, vibration resistance, and the like, and the acquired image can be displayed on the display module in the cockpit with low delay. As shown in fig. 5, the first camera 111 further includes a controller 1111 and a sensor 1112. The image captured by the first camera 111 is formed into an electrical signal by the sensor 1112 and transmitted toward the automobile. The controller 1111 is configured to perform brightening and noise reduction processing on the image acquired by the sensor 1112, and enhance the night vision capability of the automobile rearview mirror 100. The introduction of the controller 1111 enables the image acquired by the first camera 111 to be preprocessed internally and then transmitted to the vehicle-mounted processor, so that the operation amount of the vehicle-mounted processor can be simplified, the optimized image around the vehicle can be provided in real time, the delay of the image is reduced, and driving assistance is formed for the driver.

The utility model also provides an automobile, comprising the automobile rearview mirror 100 with the antifouling function.

The foregoing has outlined the basic principles, features, and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automobile rearview mirror with antifouling function, includes base and fixed setting are in casing on the base, be provided with first camera on the base, the camera window has been seted up on the terminal surface of casing, its characterized in that, the base with still rotationally be provided with driven pivot and initiative pivot between the casing, driven pivot with initiative pivot is located respectively the both sides of first camera, the camera window with be provided with transparent film between the first camera, the one end winding of transparent film is fixed in the initiative pivot, the other end winding of transparent film is fixed in the driven pivot, and then rotates the initiative pivot can realize camera window department transparent film's change.

2. The automobile rearview mirror according to claim 1, wherein a driving module is arranged on the base, and the driving module is in transmission connection with the driving rotating shaft.

3. The automobile rearview mirror according to claim 2, wherein a first limit reed is fixedly arranged at one end of the driving rotating shaft, which is close to the base, and a first limit disc is arranged on the base, a plurality of limit grooves are formed in the first limit disc, the inner circumference of the first limit disc in each limit groove is uniformly arranged, and the first limit reed is suitable for being clamped with the limit groove so as to fix the driving rotating shaft at the current position when the external force does not exceed a preset value.

4. A rearview mirror according to claim 3, wherein a second limit reed is fixedly arranged at one end of the driven rotating shaft, which is close to the base, and a second limit disk is arranged on the base, and the second limit reed is abutted with the inner circumference of the second limit disk so as to generate rotation resistance between the driven rotating shaft and the second limit disk.

5. The automobile rearview mirror according to claim 4, wherein the driving rotating shaft and the driven rotating shaft are provided with limit baffles.

6. An automobile rearview mirror according to any one of claims 1 to 5, wherein a sealing assembly is further arranged on the shell, the sealing assembly is located at the camera window, the sealing assembly comprises a sealing ring, and the transparent film is tightly attached to the sealing ring to form a dynamic seal.

7. The automobile rearview mirror according to claim 2, wherein the driving module is a servo motor.

8. The automobile rearview mirror of claim 1, wherein the first camera is a streaming camera.

9. The automobile rearview mirror according to claim 1, wherein the first camera further comprises a controller and a sensor, and the controller is used for brightening and denoising the image acquired by the sensor, so that night vision capability of the automobile rearview mirror is improved.

10. An automobile comprising an automobile rearview mirror according to any one of claims 1 to 9.