CN216486555U

CN216486555U - Vehicle event data recorder with AR navigation feature

Info

Publication number: CN216486555U
Application number: CN202123141158.5U
Authority: CN
Inventors: 肖小强
Original assignee: Shenzhen Miotone Video Signal Technology Co ltd
Current assignee: Shenzhen Miotone Video Signal Technology Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-10
Anticipated expiration: 2031-12-14

Abstract

The utility model relates to a vehicle event data recorder with AR navigation feature, which comprises a housin, be provided with the main line board in the casing, the camera, the top magnetism of casing is inhaled and is connected with the power box that provides electric power for the main line board with main line board electric connection, the power box is through a coaxial line and vehicle navigation electric connection's connecting piece, the power box includes the base of being connected with casing magnetism, the pin joint box body on the base, install in the box body with main line board electric connection's power supply circuit board, be provided with POC supply circuit on the power supply circuit board, be provided with the coaxial line jack with POC supply circuit electric connection on the box body, still be provided with the USB interface with power supply circuit board electric connection on the box body. The utility model discloses an adopt single coaxial line to combine together camera and vehicle navigation through the power box, realize intelligent AR navigation, reduced the wiring degree of difficulty.

Description

Vehicle event data recorder with AR navigation feature

Technical Field

The utility model relates to an automobile data recorder, especially an automobile data recorder with AR navigation feature.

Background

AR Navigation (augmented reality Navigation) is an innovative map Navigation mode, and a virtual 3D Navigation guidance model is generated based on a real picture captured by a camera in real time and combined with map Navigation guidance information and scene targets such as vehicles, roads, pedestrians and the like identified by visual AI (artificial intelligence), and is fused, superposed and presented on the real picture, so that more visual Navigation experience is created. The navigation form can be expanded to more use scenes such as an instrument panel, a control screen in a vehicle machine, AR-HUD (and real environment superposition presentation) and the like, a navigation picture close to the real visual field of a driver is created, driving safety is improved, and auxiliary driving experience is enhanced.

When the traditional navigation is used in daily life, complex intersections are often encountered, and although the mobile phone navigation voice broadcast is clear, the situation that the actual intersection position is difficult to be observed by eye due to the fact that the path is not mature, or road sign indication is not clear and the like causes the intersection to be missed frequently. If the driver is a new driver, the map displayed on the screen needs the owner to quickly use the thinking conversion of the three-dimensional space, and even the driving safety is influenced. The AR navigation can display the navigation guidance information in a display scene in an overlapping mode, so that people can understand the navigation information in a most intuitive mode, and the image reading cost of a user on a traditional electronic map is greatly reduced. But at present, the functions of the AR navigation and recorder have defects: in the traditional automobile data recorder with the navigation function, the screen of the recorder with the screen is too small, so that a driver cannot clearly see a navigation image and the driving safety is also influenced; the existing vehicle-mounted AR navigation has complex wiring and needs various wiring such as a power line, a signal line, a control line and the like; the AR navigation display picture of the mobile phone is limited by the mobile phone, so that the operation is inconvenient and the driving safety is not facilitated.

SUMMERY OF THE UTILITY MODEL

To current not enough, the utility model provides a vehicle event data recorder with AR navigation feature.

The utility model provides a technical scheme that its technical problem adopted is: a vehicle event data recorder with AR navigation function comprises a shell, wherein a main circuit board and a camera provided with an image processor and an image sensor are arranged in the shell, an MCU unit, an eMMC memory, a gravity acceleration sensor, a positioning module and a serializer are arranged on the main circuit board, the camera is arranged at the front end of the shell and is electrically connected with the main circuit board, a power box which is electrically connected with the main circuit board and supplies power to the main circuit board is magnetically attracted to the top of the shell, the power box is a connecting piece which is electrically connected with vehicle navigation through a coaxial line, the power box comprises a base which is magnetically attracted to the shell, a box body which is pivoted on the base, and a power circuit board which is electrically connected with the main circuit board and is arranged in the box body, a POC power supply circuit is arranged on the power circuit board, and a coaxial line jack which is electrically connected with the POC power supply circuit is arranged on the box body, the box body is also provided with a USB interface electrically connected with the power circuit board.

Preferably, the shell is provided with an infrared light supplement lamp which is electrically connected with the main circuit board around the camera.

Preferably, the top of the casing is provided with a casing magnet and a casing conductive pin electrically connected with the main circuit board, the bottom of the base is provided with a base magnet magnetically attracted with the casing magnet at a position corresponding to the casing magnet, the bottom of the base is provided with a power conductive pin electrically connected with the casing conductive pin in an abutting mode, and the power conductive pin is electrically connected with the power circuit board.

Preferably, the left side and the right side of the base both upwards extend and have extension arms, the both ends correspondence of a pivot is connected at two extension arms, the box body includes the box body front shell, is connected the box body backshell that is formed with the holding cavity with the box body front shell looks block, the surface that the box body backshell corresponds to the box body front shell is provided with the recess at the afterbody, the box body front shell is provided with the fixture block of matching the block in the recess in the position that corresponds to the recess, be provided with the fixture block through-hole that the pivot passed on the fixture block.

Preferably, the main circuit board is further provided with a WiFi module.

Preferably, a switch electrically connected with the main circuit board is arranged at the rear end of the shell.

Preferably, the housing is further provided with heat dissipation holes.

Preferably, the housing comprises a front housing and a rear housing which is connected with the front housing in a clamping manner to form an accommodating cavity, the main circuit board is arranged in the rear housing, and the camera is arranged on the front housing.

Preferably, the main circuit board is further provided with a microphone and a loudspeaker, and the shell is provided with a microphone through hole corresponding to the microphone and a loudspeaker hole corresponding to the loudspeaker.

Preferably, the main circuit board is further provided with a reset key, and the shell is provided with a key through hole corresponding to the reset key.

The beneficial effects of the utility model reside in that: the utility model discloses an adopt single coaxial line to pass through the power box and combine together camera and vehicle navigation, provide AR navigation video image by the camera, realize intelligent AR navigation, the connection of single coaxial line, low cost, the wiring simple installation has reduced the wiring degree of difficulty.

Drawings

Fig. 1 is a schematic front structural view of an embodiment of the present invention;

fig. 2 is a schematic diagram of a back structure of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a power supply box according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a housing according to an embodiment of the present invention;

fig. 5 is an exploded view of an embodiment of the present invention;

fig. 6 is a system block diagram of an embodiment of the invention;

part names and serial numbers in the figure: 1-shell 10-shell magnet 11-shell conductive pin 12-heat dissipation hole 13-shell front shell 14-shell rear shell 15-microphone through hole 16-key through hole 2-main circuit board 3-camera 4-power box 40-base 41-box 42-power circuit board 400-base magnet 401-power conductive pin 402-extension arm 403-rotation shaft 410-coaxial line interface 411-USB interface 412-box front shell 413-box rear shell 4120-fixture block 4121-fixture block through hole 4130-groove 5-infrared light supplement lamp 6-switch 7-microphone 8-reset key.

Detailed Description

To more clearly illustrate the objects, technical solutions and advantages of the embodiments of the present invention, the present invention will be further described in conjunction with the accompanying drawings and embodiments, which are described in a clear and complete manner. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention. Furthermore, directional terms as referred to in the present disclosure, such as "upper", "lower", "front", "rear", "left", "right", "inner", "outer", etc., refer only to the direction of the attached drawings, and directional terms used are intended to better and more clearly illustrate and understand the present invention rather than to indicate or imply the orientation the present invention must have, and therefore should not be construed as limiting the present invention.

The embodiment of the utility model is shown in fig. 1 to fig. 6, a vehicle event data recorder with AR navigation function, including a housing 1, the housing 1 is provided with a main circuit board 2 and a camera 3 provided with an image processor and an image sensor, the main circuit board 2 is used for electrically connecting each functional component and processing the information transmitted by each functional component, the camera 3 is used for collecting and processing the video image of AR navigation, at this time, the main circuit board 2 is provided with an MCU unit, an eMMC memory, a gravity acceleration sensor, a positioning module and a serializer, the MCU unit is used as an information processing center for receiving and processing various information, the eMMC memory is used for storing the image information formed after the video information collected by the camera is processed by the image processor, the gravity acceleration sensor and the positioning module cooperatively determine the real-time status of the vehicle, the positioning module can adopt a GPS or a beidou module, the camera 3 is arranged at the front end of the shell 1 and electrically connected with the main circuit board 2, namely the camera 3 is arranged at the front end of the shell 1 corresponding to the outside of the vehicle body, the top of the shell 1 is magnetically connected with a power box 4 which is electrically connected with the main circuit board 2 and provides power for the main circuit board 2, namely the power of the main circuit board 2 is provided by the power box 4, the magnetic connection of the power box 4 and the shell 1 is convenient for connecting and installing the two, the power box 4 is a connecting piece which is electrically connected with the vehicle navigation through a coaxial line, the vehicle supplies power to the main circuit board 2, the coaxial line also serves as a power line, the LVDS coaxial line is adopted, the power box 4 comprises a base 40 which is magnetically connected with the shell 1, a box body 41 which is arranged on the base 40, and a power line board 42 which is arranged in the box body 41 and is electrically connected with the main circuit board 2, the angle of the shell 1 facing the driver is adjusted according to the installation position of the box body 41 on the vehicle, the adjustment is convenient, the power supply circuit board 42 is provided with a POC power supply circuit, the box body 41 is provided with a coaxial line jack 410 electrically connected with the POC power supply circuit, one end of the coaxial line is inserted into the coaxial line jack 410, the other end of the coaxial line is inserted into the interface of the vehicle and is electrically communicated with the vehicle navigation system, the box body 41 is also provided with a USB interface 411 electrically connected with the power supply circuit board 42, and other equipment can be connected by the USB interface 411 through a data line. In the structure, the camera 3 shoots a video image, the image processor on the camera 3 acquires multi-frame image information through the image sensor, such as 1920 × 108030 frame image information, the horizontal FOV is 40-60 degrees and the vertical FOV is 30-40 degrees which are the requirements of AR navigation vehicle-mounted video driving recording system specifications after being processed by the image processor, one path of video stream after image processing is encoded by the image processor and stored in an eMMC memory, the other path of video stream is cut into 1280 × 72030 frames by the image processor and sent to the vehicle-mounted end through a serializer after being subjected to distortion correction, the vehicle-mounted end acquires image signals and then acquires road information through image identification, the vehicle-mounted navigation acquires real pictures captured in real time and then combines with map navigation guide information to compare with GPS coordinates and view AI identified scene targets such as vehicles, roads, pedestrians and the like, the virtual 3D navigation guidance model is generated, then the navigation icon is loaded at the front end of the video, and the image and the navigation information are output to a vehicle screen, so that not only can better AR navigation experience be provided, but also the cost of the 1-way AR camera is saved, the vehicle-mounted GPS navigation information and the vehicle state can be transmitted to the recorder, the driving state is recorded in real time through a video recording function, the power supply and the video transmission of the main circuit board 2 are both provided by vehicle-mounted navigation through LVDS coaxial lines, the power supply, the video signals and the control signals are all transmitted through the coaxial lines, the navigation is realized by sending instructions to the driving recorder through the coaxial lines for playback, the GPS signals for navigation are also transmitted to the driving recorder through the coaxial lines, the playback track playing of the driving recorder is realized, and the whole wiring difficulty is reduced.

Further improvement, as shown in fig. 5, be provided with around camera 3 on the casing 1 with main circuit board 2 electric connection's infrared light filling lamp 5, just come for the camera light filling through infrared light filling lamp under the not enough condition of light luminance, ensure the clarity of the video image of shooing.

In a further improvement, as shown in fig. 3 and fig. 4, a housing magnet 10 and a housing conductive PIN 11 electrically connected to the main circuit board 2 are disposed on the top of the housing 1, a base magnet 400 magnetically attracted to the housing magnet 10 is disposed at a position corresponding to the housing magnet 10 at the bottom of the base 40, a power conductive PIN 401 electrically connected to the housing conductive PIN 11 and abutted to the housing conductive PIN 11 is disposed at a position corresponding to the housing conductive PIN 11 at the bottom of the base 40, the power conductive PIN 401 is electrically connected to the power circuit board 42, the housing magnet 10 and the base magnet 400, the housing conductive PIN 11 and the power conductive PIN 401 are respectively disposed at positions corresponding to each other, after the housing 1 and the power box 4 are magnetically attracted, the two conductive PINs are also abutted to form a circuit path state, and the two conductive PINs are popins capable of being abutted to each other.

In a further improvement, as shown in fig. 5, the left and right sides of the base 40 are respectively extended upward to form extension arms 402, two ends of a rotating shaft 403 are correspondingly connected to the two extension arms 402, the two extension arms 402 and the base 40 form a U-shaped structure, the rotating shaft 403 is installed in an opening of the U-shaped structure, the structure is simple and reliable, the case 41 includes a case front shell 412, a case rear shell 413 which is engaged with the case front shell 412 to form a receiving cavity, the front and rear shells are conveniently arranged for production and assembly, the power circuit board 42 is arranged in the receiving cavity, the case rear shell 413 is provided with a groove 4130 at the tail corresponding to the surface of the case front shell 412, the case front shell 412 is provided with a fixture block 4120 which is engaged with the groove 4130, the fixture block 4120 is provided with a fixture block through hole 4121 through which the rotating shaft 403 passes, that is, the case front shell 412 is sleeved on the rotating shaft 403 through the fixture block through hole 4121 on the fixture block 4130, the rear case 413 is snap-fit connected to the front case 412, so that the case 41 is pivotally connected to the base 40.

In a further improvement, the main circuit board 2 is further provided with a WiFi module, and the WiFi module is used for being in wireless communication connection with a terminal.

In a further improvement, as shown in fig. 2 and 5, a switch 6 electrically connected to the main circuit board 2 is disposed at the rear end of the housing 1, so as to facilitate the opening and closing of the recording instrument, and an LED indicator lamp may be disposed on the housing 1, so that people can visually know the state of the recording instrument. The shell 1 is provided with the heat dissipation holes 12, and the heat dissipation holes 12 are used for heat dissipation to ensure normal working operation of the recorder.

In a further improvement, as shown in fig. 5, the housing 1 includes a front housing 13 and a rear housing 14 that is engaged with the front housing 13 to form an accommodating cavity, the main circuit board 2 is disposed in the rear housing 14, and the camera 3 is disposed on the front housing 13, which is also convenient for production and assembly.

Further improvement, as shown in fig. 5, still be provided with miaow head 7, loudspeaker on the main line board 2, be provided with the miaow head through-hole 15 that corresponds with miaow head 7 on the casing 1, the loudspeaker hole that corresponds with loudspeaker, loudspeaker and miaow head just are used for the admission sound information and broadcast sound, and the function is more comprehensive, more does benefit to the use. The main circuit board 2 is further provided with a reset key 8, the shell 1 is provided with a key through hole 16 corresponding to the reset key 8, the reset key 8 can be used for resetting the recorder to an initial state when the recorder goes wrong, and the use is convenient.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims

1. A vehicle event data recorder with AR navigation function is characterized by comprising a shell, wherein a main circuit board and a camera provided with an image processor and an image sensor are arranged in the shell, an MCU unit, an eMMC memory, a gravity acceleration sensor, a positioning module and a serializer are arranged on the main circuit board, the camera is arranged at the front end of the shell and is electrically connected with the main circuit board, a power supply box which is electrically connected with the main circuit board and supplies power to the main circuit board is magnetically attracted to the top of the shell, the power supply box is a connecting piece which is electrically connected with vehicle navigation through a coaxial line, the power supply box comprises a base which is magnetically attracted to the shell, a box body which is pivoted on the base, and a power circuit board which is arranged in the box body and is electrically connected with the main circuit board, a POC power supply circuit is arranged on the power circuit board, and a coaxial line jack which is electrically connected with the POC power supply circuit is arranged on the box body, the box body is also provided with a USB interface electrically connected with the power circuit board.

2. The automobile data recorder with the AR navigation function as claimed in claim 1, wherein an infrared light supplement lamp electrically connected with the main circuit board is arranged on the shell around the camera.

3. The automobile data recorder with AR navigation function as claimed in claim 1, wherein the top of the housing is provided with a housing magnet and a housing conductive pin electrically connected to the main circuit board, the bottom of the base is provided with a base magnet magnetically attracted to the housing magnet at a position corresponding to the housing magnet, the bottom of the base is provided with a power conductive pin electrically connected to the housing conductive pin by abutting against the housing conductive pin at a position corresponding to the housing conductive pin, and the power conductive pin is electrically connected to the power circuit board.

4. The automobile data recorder with the AR navigation function as claimed in claim 1, wherein the left side and the right side of the base both extend upward to form extension arms, two ends of a rotating shaft are correspondingly connected to the two extension arms, the box body comprises a box body front shell and a box body rear shell which is connected with the box body front shell in a clamping manner to form an accommodating cavity, a groove is formed in the tail portion of the box body rear shell corresponding to the surface of the box body front shell, a clamping block which is matched and clamped in the groove is arranged in the position of the box body front shell corresponding to the groove, and a clamping block through hole through which the rotating shaft passes is arranged on the clamping block.

5. The automobile data recorder with the AR navigation function as claimed in claim 1, wherein a WiFi module is further disposed on the main circuit board.

6. The automobile data recorder with the AR navigation function as recited in claim 1, wherein a switch electrically connected to the main circuit board is disposed at the rear end of the housing.

7. The automobile data recorder with AR navigation function as claimed in claim 1, wherein the housing is further provided with heat dissipation holes.

8. The automobile data recorder with the AR navigation function as claimed in claim 1, wherein the housing comprises a front housing and a rear housing which is connected with the front housing in a clamping manner to form an accommodating cavity, the main circuit board is arranged in the rear housing, and the camera is arranged on the front housing.

9. The automobile data recorder with the AR navigation function as claimed in claim 1, wherein a microphone and a speaker are further disposed on the main circuit board, and a microphone through hole corresponding to the microphone and a speaker hole corresponding to the speaker are disposed on the housing.

10. The automobile data recorder with AR navigation function as claimed in claim 1, wherein a reset button is further disposed on the main circuit board, and a button through hole corresponding to the reset button is disposed on the housing.