CN112087606A - Vehicle-mounted video, CAN and GPS integrated monitoring system and equipment - Google Patents
Vehicle-mounted video, CAN and GPS integrated monitoring system and equipment Download PDFInfo
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- CN112087606A CN112087606A CN202011074044.0A CN202011074044A CN112087606A CN 112087606 A CN112087606 A CN 112087606A CN 202011074044 A CN202011074044 A CN 202011074044A CN 112087606 A CN112087606 A CN 112087606A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/20—Cooling means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
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- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
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- H04L2012/40215—Controller Area Network CAN
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
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Abstract
The invention provides a vehicle-mounted video, CAN and GPS integrated monitoring system and equipment, wherein the system comprises: the shell comprises a main body, an upper cover plate, a front baffle and a rear baffle; a video acquisition module; the CAN acquisition module and the 4G communication module; the CAN acquisition module comprises a CAN module mainboard and a 4G communication module; the video module mainboard is fixed on the main part, and CAN module mainboard, 4G communication module and hard disk are fixed on the upper cover plate. This system is in the same place video module and CAN collection module integration, set up video module in the main part when arranging, set up the CAN module on the upper cover plate, when guaranteeing safe distance, lead-in casing main part is glued through the heat conduction with the heat of lower floor's video module, lead-in upper cover plate is glued through the heat conduction with the heat of upper CAN module, the mutual influence that the module generates heat and brings has been solved, furthest's assurance product overall structure's compactness, for arranging the installation and using bring the facility.
Description
Technical Field
The invention relates to a monitoring system, in particular to a vehicle-mounted video, CAN and GPS integrated monitoring system and equipment.
Background
The seventh rule of the intelligent network connection automobile road test management method is that a test subject is set, a test vehicle remote monitoring data platform is established, and the intelligent network connection automobile road test management method has the capability of carrying out real-time remote monitoring on a test vehicle; the ninth rule specifies that the test vehicle has the functions of recording, storing and monitoring the states of the vehicle and the test driver on line, and can return information such as vehicle control mode, position, speed, acceleration and the like to a data platform of a third party mechanism in real time.
The existing vehicle-mounted monitoring main body is usually independent in video monitoring or CAN bus monitoring, the automatic driving test requirement is met, at least two sets of equipment are required to be purchased to respectively realize the monitoring of a video and a CAN bus, the price is high, the wire harnesses are multiple during actual use, the installation difficulty is high, and to testers, extra workload CAN be increased by utilizing two sets of systems, so that the automatic driving test requirement is hardly met by the monitoring main body in the existing market.
Therefore, it is necessary to provide a vehicle monitoring integrated system capable of simultaneously acquiring audio and video, CAN bus information and vehicle position information to solve the above-mentioned problems.
Disclosure of Invention
The invention is made to solve the above problems, and an object of the invention is to provide a vehicle-mounted video, CAN and GPS integrated monitoring system, which CAN acquire and upload audio and video, CAN and position information simultaneously while ensuring stable performance.
The invention provides a vehicle-mounted video, CAN and GPS integrated monitoring system, which comprises: the shell comprises a main body, an upper cover plate, a front baffle and a rear baffle; the video acquisition module is arranged in the shell and used for acquiring vehicle video and audio information; the CAN acquisition module is arranged in the shell and used for acquiring CAN data; the 4G communication module is connected with the video acquisition module and the CAN acquisition module and used for uploading the information acquired by the video acquisition module and the CAN acquisition module to a cloud server; the CAN acquisition module comprises a CAN module mainboard and a 4G communication module; the video module mainboard is fixed on the main body, and the CAN module mainboard, the 4G communication module and the hard disk are fixed on the upper cover plate.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention is also characterized in that heat-conducting glue for conducting heat is arranged between the video module main board and the main body.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention also has the characteristic that an image processing chip is arranged in the video module mainboard.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention also has the characteristic that the image processing chip supports 8-channel AHD million high definition/analog standard definition video and audio input.
The vehicle-mounted video, CAN and GPS integrated monitoring system is also characterized in that heat-conducting glue for conducting heat is arranged among the CAN module main board, the 4G communication module, the hard disk and the upper cover plate.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention is also characterized in that the CAN module mainboard takes a raspberry pi as a core driving module.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention is also characterized in that the CAN module mainboard is provided with an acquisition module supporting 2 channels of CAN ports.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention is also characterized in that the system is powered by a vehicle-mounted cigarette lighter or a 12V/24V low-voltage system.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention is also characterized in that the front baffle is provided with a grounding port, a 4G communication module clamping groove, a video module operation indicating lamp, a video module power supply indicating lamp, a remote control receiver, a video module SIM clamping groove, a mouse interface and a debugging interface.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention is also characterized in that a CAN acquisition module power supply indicator lamp, an operation indicator lamp, an SD card slot, a 120 omega resistance switch, a hard disk socket, a DB9 interface, an equipment power supply interface, a display VGA interface, a camera AV interface, an I/O interface, a 4G and GPS antenna interface are arranged on the rear baffle plate.
Another objective of the present invention is to provide an on-vehicle video, CAN and GPS integrated monitoring device, which comprises a monitoring main body, a video and audio acquisition device connected to the monitoring main body for acquiring video and audio data, a display for displaying the working data of the monitoring main body, and a mouse for controlling the working of the monitoring main body,
the monitoring main body is provided with a non card, an SIM card, a GPS antenna for receiving vehicle position information and a 4G antenna for transmitting data.
The vehicle-mounted video, CAN and GPS integrated monitoring device provided by the invention is also characterized in that the monitoring device is provided with the vehicle-mounted video, CAN and GPS integrated monitoring system.
Compared with the prior art, the invention has the beneficial effects that:
the vehicle-mounted video, CAN and GPS integrated monitoring system integrates the video module and the CAN acquisition module together, the video module is arranged on the main body and the CAN module is arranged on the upper cover plate during arrangement, the heat of the lower layer video module is guided into the main body of the shell through the heat-conducting glue while the safety distance is ensured, and the heat of the upper layer CAN module is guided into the upper cover plate through the heat-conducting glue, so that the mutual influence caused by module heating is solved, the compactness of the integral structure of the product is ensured to the maximum extent, and convenience is brought to arrangement, installation and use.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention integrates 2-channel CAN, 8-channel high-definition video and audio input, 1-channel video and audio synchronous output and 1-channel VGA output, and CAN meet the CAN data reading and the inside and outside camera arrangement requirements of most of test requirements.
The video module and the CAN module of the vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention share one power supply, so that wiring harnesses in the installation and use processes CAN be reduced, the installation difficulty is reduced, and the working reliability is improved.
The vehicle-mounted video, CAN and GPS integrated monitoring equipment provided by the invention supports VGA and CVBS output modes, CAN be externally connected with a display, provides an interactive interface, and is fast and efficient because the monitoring equipment is operated by a remote controller or a mouse according to needs.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an exploded view of a vehicle monitoring system provided by the present invention;
FIG. 2 is a schematic diagram of a front fender interface of the vehicle monitoring system provided by the present invention;
FIG. 3 is a schematic view of a tailgate interface of the in-vehicle monitoring system provided by the present invention;
fig. 4 is a schematic diagram of hardware connection of the vehicle-mounted monitoring device provided by the invention.
Wherein,
1: a video module main board; 2: a CAN module mainboard; 3:4G communication module; 4: a main body; 5: a tailgate; 6: a hard disk; 7: an upper cover plate; 8: a front baffle; 9: a ground port; 10: 4G communication module card slot; 11: the video module runs an indicator light; 12: a power supply indicator lamp of the video module; 13: a remote control receiver; 14: a video module SIM card slot; 15: a mouse interface; 16: debugging an interface; 17: a CAN acquisition module power supply indicator lamp; 18: the CAN acquisition module runs an indicator light; 19: an SD card slot; 20: a 120 Ω resistance switch; 21: a hard disk socket; 22: a DB9 interface; 23: a device power supply interface; 24: a display VGA interface; 25: a camera AV interface; 26: an I/O interface; 27: 4G and GPS antenna interface; 28: monitoring the subject; 29: a nano card; 30: a SIM card; 31: a GPS antenna; a 32:4G antenna; 33: a camera; 34: a display; 35: a mouse.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the following embodiments specifically describe the vehicle-mounted video, the CAN and the GPS integrated monitoring system provided by the invention with reference to the attached drawings.
In the description of the embodiments of the present invention, it should be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only used for convenience in describing and simplifying the description of the present invention, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1, the present invention provides an integrated monitoring system of vehicle video, CAN and GPS. The system comprises a housing comprising a main body 4, an upper cover plate 7, a front baffle 8 and a rear baffle 5; the video acquisition module is arranged in the shell and used for acquiring vehicle video and audio information; the CAN acquisition module is arranged in the shell and used for acquiring CAN data; the 4G communication module is connected with the video acquisition module and the CAN acquisition module and used for uploading the information acquired by the video acquisition module and the CAN acquisition module to a cloud server; the CAN acquisition module comprises a CAN module mainboard 2 and a 4G communication module 3; video module mainboard 1 is fixed on main part 4, CAN module mainboard 2, 4G communication module 3 and hard disk 6 are fixed on upper cover plate 7. And heat-conducting glue for conducting heat is arranged between the video module main board 1 and the main body 4. Heat-conducting glue for conducting heat is arranged between the CAN module mainboard 2, the 4G communication module 3, the hard disk 6 and the upper cover plate 7.
In the above embodiment, on-vehicle video, the integrated monitored control system of CAN and GPS is in the same place video module and CAN collection module integration, set up video module on main part 4 when arranging, set up the CAN module on upper cover plate 7, when guaranteeing safe distance, with lower floor's video module's heat through leading-in casing main part 4 of heat conduction glue, with the heat of upper CAN module through leading-in upper cover plate 7 of heat conduction glue, the mutual influence that the module generates heat and brings has been solved, the work operating temperature who has guaranteed spare parts such as hard disk is suitable, the compact of structure has been guaranteed, and low cost, the radiating effect is good. The arrangement, installation and use are facilitated.
In some embodiments of the present invention, the video module motherboard 1 has an image processing chip built therein. The image processing chip is a Haisi high performance image processing chip, H.264 coding, high compression ratio, clear image, and in the conventional automatic driving test, 7 cameras are needed at most: driver seat step, driver seat and steering wheel, driver direction of advance visual angle and 4 way looks around, and 8 way cameras can be connected to this equipment simultaneously at most, support 8 way AHD million high definition/simulation standard definition audio input, can cover driver and the all-round visual angle of vehicle, record the audio frequency simultaneously. The video format is PAL/NTSC, the compression is carried out according to the H.264 standard, BNC/SDI/HDMI interfaces are supported, the audio format is WAV, the compression is carried out according to G.726, I2S/PCM interfaces are supported, the compressed video is stored in an SSD hard disk, and meanwhile, the compressed video is uploaded to a server in real time through 4G and can be remotely viewed on line.
In some embodiments of the invention, the CAN module mainboard 2 takes the raspberry pi 4B as a core driving module, and is based on an ARM core and a Linux system, so that the performance is stable, the reliability is high, the Liunx is taken as an open source system, the system customization is supported, the setting CAN be flexibly changed according to the user requirements, the adaptability is strong, the safety is reliable, and the attack of viruses in the data storage and transmission process CAN be avoided. The CANBUS expansion board is used as a CAN acquisition module, CAN support 2 paths of CAN ports, adopts an RS-232 standard interface, CAN be connected with a vehicle OBD diagnosis port at one path to acquire vehicle state information such as history, speed, steering wheel turning angle, angular speed, acceleration, vehicle control modes and the like in an automatic driving test, and is connected with an external device such as UWB position information and the like at the other path. The CAN data of collection CAN be with the form direct storage of bin file to the SD card of raspberry group, and the save time is long, and the accessible logs on the Linux system desktop and carries out analysis and handle, uploads the file to the Ali cloud server through 4G module and MQTT agreement simultaneously in real time, supports online analysis storage, through the mode of local and online combination, guarantees the safe and reliable of data, avoids data to miss and loses.
The vehicle-mounted video, CAN and GPS integrated monitoring system provided by the invention supports VGA and CVBS output modes, CAN be externally connected with a display, provides an interactive interface, and operates a monitoring main body through a remote controller or a mouse as required, thereby being fast and efficient.
As shown in fig. 2, the front baffle is provided with a ground interface 9, a 4G communication module card slot 10, a video module operation indicator light 11, a video module power supply indicator light 12, a remote control receiver 13, a video module SIM card slot 14, a mouse interface 15 and a debugging interface 16.
As shown in fig. 3, the backplane is provided with a CAN acquisition module power supply indicator lamp 17, an operation indicator lamp 18, an SD card slot 19, a 120 Ω resistance switch 20, a hard disk socket 21, a DB9 interface 22, an equipment power supply interface 23, a display VGA interface 24, a camera AV interface 25, an I/O interface 26, a 4G interface, and a GPS antenna interface 27.
As shown in fig. 4, the vehicle-mounted integrated monitoring device provided by the present invention comprises a monitoring main body 28, a non card 29, a SIM card 30, a GPS antenna 31 for receiving vehicle position information, a 4G antenna 32 for transmitting data, a plurality of cameras 33 for collecting audio and video data, a display 34 for displaying vehicle audio and video information, vehicle position information and vehicle CAN information, and a mouse 35 for operating the monitoring main body are mounted on the monitoring main body 28.
The vehicle-mounted monitoring equipment provided by the invention is used for recording, storing and monitoring the states of the test vehicle and the test driver in real time on line. When the device is used, the device is placed in a vehicle, the access voltage range is 10V-36V, power can be directly supplied through a vehicle cigar lighter or a 12V/24V low-voltage system, the power supply is flexible, and the device is suitable for the use environment of most vehicles.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention. The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (12)
1. An integrated monitoring system for vehicle-mounted video, CAN and GPS, the system comprising:
the shell comprises a main body, an upper cover plate, a front baffle and a rear baffle;
the video acquisition module is arranged in the shell and used for acquiring vehicle video and audio information;
the CAN acquisition module is arranged in the shell and used for acquiring CAN data; and
the 4G communication module is connected with the video acquisition module and the CAN acquisition module and used for uploading information acquired by the video acquisition module and the CAN acquisition module to a cloud server;
the CAN acquisition module comprises a CAN module mainboard and a 4G communication module; the video module mainboard is fixed on the main body, and the CAN module mainboard, the 4G communication module and the hard disk are fixed on the upper cover plate.
2. The integrated monitoring system of claim 1, wherein a thermal conductive adhesive for heat conduction is disposed between the video module main board and the main body.
3. The integrated monitoring system of vehicle video, CAN and GPS according to claim 1, wherein the video module motherboard has an image processing chip built therein.
4. The integrated monitoring system of claim 3, wherein the image processing chip supports 8-way AHD mega HD/analog standard definition video audio input.
5. The integrated monitoring system of claim 1, wherein a heat conducting glue for conducting heat is arranged between the CAN module main board, the 4G communication module, the hard disk and the upper cover plate.
6. The integrated monitoring system of claim 1, wherein the CAN module motherboard has a raspberry pi as a core driver module.
7. The vehicle-mounted video, CAN and GPS integrated monitoring system according to claim 6, wherein the CAN module motherboard is provided with an acquisition module supporting 2 CAN ports.
8. The integrated monitoring system for vehicle video, CAN and GPS according to claim 1, wherein the system is powered by the vehicle's own cigarette lighter or 12V/24V low voltage system.
9. The integrated monitoring system of vehicle video, CAN and GPS according to claim 1, wherein the front baffle is provided with a ground interface, a 4G communication module slot, a video module operation indicator light, a video module power supply indicator light, a remote control receiver, a video module SIM slot, a mouse interface and a debugging interface.
10. The integrated monitoring system of vehicle video, CAN and GPS according to claim 1, wherein the backplane is provided with a CAN acquisition module power supply indicator, a running indicator, an SD card slot, a 120 Ω resistance switch, a hard disk socket, a DB9 interface, an equipment power supply interface, a display VGA interface, a camera AV interface, an I/O interface, a 4G and GPS antenna interface.
11. A vehicle-mounted video, CAN and GPS integrated monitoring device is characterized in that the monitoring device comprises a monitoring main body, a video and audio acquisition device connected with the monitoring main body and used for acquiring video and audio data, a display used for displaying the working data of the monitoring main body and a mouse used for controlling the monitoring main body to work,
the monitoring main body is provided with a non card, an SIM card, a GPS antenna for receiving vehicle position information and a 4G antenna for transmitting data.
12. An on-board video, CAN and GPS integrated monitoring device according to claim 11, wherein the monitoring device is provided with an on-board video, CAN and GPS integrated monitoring system according to any of claims 1-10.
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Cited By (1)
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| CN116279491A (en) * | 2023-03-14 | 2023-06-23 | 上海知而行科技有限公司 | System and method for switching between automatic driving and automatic following |
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