CN219456521U

CN219456521U - Vehicle detection device based on big dipper short message

Info

Publication number: CN219456521U
Application number: CN202320381741.3U
Authority: CN
Inventors: 冯锴; 张雪涛; 高雪岩
Original assignee: Tianjin Huanyu Tongdao Software Co ltd
Current assignee: Tianjin Huanyu Tongdao Software Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-08-01
Anticipated expiration: 2033-03-03

Abstract

The utility model discloses a vehicle detection device based on Beidou short messages, which comprises an outer shell used for loading, wherein the outer shell comprises an upper bottom shell and a lower bottom shell, the upper bottom shell and the lower bottom shell are mutually clamped, a PCB (printed circuit board) is arranged between the upper bottom shell and the lower bottom shell, one side of the PCB is connected with a central processor, one side of the central processor is provided with a Beidou positioning component, one side of the central processor is connected with an access component used for vehicle-mounted OBD (on-board diagnostics) access, diagnostic data of a vehicle is acquired through the access component through a vehicle-mounted OBD interface, and vehicle position information is transmitted to a far end through the Beidou short messages through the Beidou positioning component. According to the utility model, the vehicle data is acquired through the OBD interface, the vehicle model information is stored in the special vehicle model memory, and the support expansion of the diagnosis protocols of the self-defined instruments of a plurality of manufacturers is realized.

Description

Vehicle detection device based on big dipper short message

Technical Field

The utility model relates to a vehicle detection device based on Beidou short messages.

Background

In recent years, with the development and innovation of advanced technologies such as Internet+, big data, cloud computing, internet of things (Internet of vehicles, sensing network), AI (advanced technology) and the like, aiming at enterprises such as public transportation industry, logistics industry, hazardous chemicals industry and the like, reasonable and effective supervision work effectively improves the standardization and the normalization of transportation enterprises, enhances the core competitiveness of the enterprises, standardizes the enterprises, makes regular disc-doubling, manages and controls the real-time process, plays a positive role in enterprise development, reduces the operation cost of the enterprises, achieves the effects of reducing the cost and enhancing the efficiency, effectively reduces the risk of the enterprises, simultaneously, enables the system to integrate six prevention related data, avoids unnecessary accidents of drivers in the transportation process, reduces the accidental loss of the transportation enterprises, and improves the income of the enterprises.

The current diagnostic instrument system for special motor equipment is special equipment of each host manufacturer, each model corresponds to one diagnostic instrument system, the original equipment diagnostic instrument system is a special monopoly product, the purchase cost is high, the service cost and the upgrade cost of software need to be delivered, the basic conditions of industry are that the total number of diagnostic instruments is small, the number of models is numerous, the shortage contradiction of the equipment diagnostic instruments is more prominent when a plurality of items are operated in parallel, and the problems of timely diagnosis of equipment faults on an operation site and omnibearing dynamic management of equipment are faced, so that the vehicle detection device based on Beidou short messages is provided.

Disclosure of Invention

The utility model aims to provide a vehicle detection device based on Beidou short messages, which aims to solve the problems that the shortage contradiction of the existing equipment diagnostic instrument is more prominent in the background technology, and equipment faults of an operation site can be diagnosed in time and the equipment is subjected to omnibearing dynamic management.

In order to solve the technical problems, the utility model provides the following technical scheme: the vehicle detection device based on the Beidou short message comprises an outer shell body for loading, wherein the outer shell body comprises an upper bottom shell and a lower bottom shell which are mutually clamped,

a PCB board is arranged between the upper bottom shell and the lower bottom shell, one side of the PCB board is connected with a central processing unit, one side of the central processing unit is provided with a Beidou positioning component,

one side of the central processing unit is connected with an access component for vehicle-mounted OBD access,

the vehicle-mounted OBD system comprises an access assembly, a Beidou positioning assembly, a Beidou baseband chip, a second pulse clock synchronization module, a Beidou third-area short message communication function and a Beidou base band chip, wherein the access assembly is used for acquiring diagnosis data of a vehicle through the vehicle-mounted OBD interface, the Beidou positioning assembly is used for transmitting vehicle position information to a far end through the Beidou short message, the Beidou baseband chip is mainly responsible for Beidou positioning settlement and Beidou short message receiving and transmitting signal processing, the real-time position information output is supported, and the second pulse clock synchronization is supported.

Preferably, the big dipper positioning assembly is big dipper baseband chip, big dipper baseband chip is inside to be provided with big dipper transmitting antenna, big dipper multimode antenna, is used for big dipper positioning settlement and big dipper short message transceiver signal processing by the assembly respectively.

Preferably, the access assembly comprises an OBD interface unit arranged on one side of the PCB, the OBD interface unit is an OBD interface, the OBD interface is connected with the vehicle-mounted OBD through an interface protection circuit, and the device is provided with signal abnormality detection and protection functions through the arranged interface protection circuit.

Preferably, one side of the PCB board is connected with a power management unit, one side of the power management unit is connected with a vehicle-mounted power supply through a power mutation prevention unit, one side of the power management unit is connected with a lithium battery, and the lithium battery is arranged on the side of the power management unit, so that the vehicle has a position reporting function after being powered off for a period of time, and meanwhile, the power mutation prevention unit is arranged, so that the device has overvoltage, undervoltage and reverse protection functions.

Preferably, one side of the PCB board is connected with a detection module, the detection module comprises an external detection unit, an oil quantity detection unit and an ignition detection device,

the external detection unit is an external sensor for monitoring the vehicle posture,

the oil quantity detection unit is an oil level sensor and is used for detecting the quantity of fuel in the oil tank,

the ignition detection device is used for inputting the ignition state, and the working state of the ignition device can be detected through the ignition detection device.

Preferably, a data storage module is arranged on one side of the PCB, and the data storage module comprises a vehicle model memory, an encrypted data memory and a data recorder.

Preferably, one side of PCB board is provided with the ad hoc network module, the ad hoc network module is the MESH baseband chip, MESH baseband chip is inside to be provided with WIFI/BT antenna, MESH antenna, through the MESH baseband chip that sets up for the device has MSER networking function, supports quick network deployment, makes things convenient for unmanned area to build short distance communication network fast, can guarantee the effective communication of motorcade, simultaneously through WIFI/BT antenna, makes it support WIFI function to built-in WEB interface.

Preferably, a data transmission module is arranged on one side of the PCB, and the data transmission module comprises a USB download interface, an RS232/RS422 interface and a network port RJ45.

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

the utility model can provide detection basis for fault discrimination and position positioning for engineering vehicles; the traditional traffic standard product equipment has the advantages that the functions of the traditional traffic standard product equipment cannot completely meet the requirements of clients, such as operation in mountain areas or unmanned areas, remote service is invalid at the moment, the device is not limited by weather and regions, all-weather service can be achieved in open areas, the MSER networking function is self-contained, rapid networking is supported, a short-distance communication network is conveniently and rapidly built in unmanned areas, and effective communication and contact of motorcades can be ensured;

vehicle data are acquired through an OBD interface, and vehicle model information is stored in a special vehicle model memory, so that support expansion of a plurality of manufacturer self-determined instrument diagnosis protocols is realized;

the vehicle body state and position judgment is realized by continuously monitoring vehicle body ECU data and combining real-time synchronous time information and position, the data is recorded in real time through a combination algorithm of a Beidou baseband chip, when a vehicle breaks down, the time and position, fault codes and other information at the moment are recorded, the data is compressed through a Beidou short message to be transmitted to a far end through a specific compression algorithm, and if a MESH network is established, the information is pushed to an on-network vehicle at the same time.

Drawings

Fig. 1 is a schematic diagram of a system architecture according to an embodiment of the utility model.

Detailed Description

In order to solve the problem that the existing equipment diagnostic apparatuses are in short supply and contradiction and face the problem that equipment faults of operation site can be diagnosed in time and the equipment is subjected to omnibearing dynamic management, the embodiment of the utility model provides a vehicle detection device based on Beidou short messages. The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, the utility model provides a vehicle detection device based on Beidou short messages, which comprises an outer shell for loading, wherein the outer shell comprises an upper bottom shell and a lower bottom shell which are mutually clamped,

the vehicle diagnosis data are acquired through the vehicle-mounted OBD interface by the access assembly, and the vehicle position information is transmitted to the far end through the Beidou positioning assembly by the Beidou short message;

the Beidou positioning assembly is a Beidou baseband chip, and a Beidou transmitting antenna and a Beidou multimode antenna are arranged inside the Beidou baseband chip and are respectively assembled for Beidou positioning settlement and Beidou short message receiving and transmitting signal processing;

the access assembly comprises an OBD interface unit arranged on one side of the PCB, the OBD interface unit is an OBD interface, and the OBD interface is connected with the vehicle-mounted OBD through an interface protection circuit;

one side of the PCB is connected with a power management unit, and one side of the power management unit is connected with a vehicle-mounted power supply through a power mutation prevention unit; one side of the PCB is connected with a detection module, the detection module comprises an external detection unit, an oil quantity detection unit and an ignition detection device, the external detection unit is an external sensor and is used for monitoring the vehicle gesture, the oil quantity detection unit is an oil level sensor and is used for detecting the quantity of fuel in an oil tank, and the ignition detection device is used for inputting an ignition state; one side of the PCB is provided with a data storage module, and the data storage module comprises a vehicle model memory, an encrypted data memory and a data recorder; one side of the PCB is provided with an ad hoc network module, the ad hoc network module is a MESH baseband chip, and a WIFI/BT antenna and a MESH antenna are arranged in the MESH baseband chip; one side of the PCB board is provided with a data transmission module, and the data transmission module comprises a USB download interface, an RS232/RS422 interface and a network port RJ45.

The working principle of the vehicle detection device based on the Beidou short message provided by the utility model is as follows: vehicle data are acquired through an OBD interface, and vehicle model information is stored in a special vehicle model memory, so that support expansion of a plurality of manufacturer self-determined instrument diagnosis protocols is realized; the method can provide detection basis for fault discrimination and position positioning for engineering vehicles; the traditional traffic standard product equipment has the advantages that the functions of the traditional traffic standard product equipment cannot completely meet the requirements of clients, such as operation in mountain areas or unmanned areas, remote service is invalid at the moment, the device is not limited by weather and regions, all-weather service can be achieved in open areas, the MSER networking function is self-contained, rapid networking is supported, a short-distance communication network is conveniently and rapidly built in unmanned areas, and effective communication and contact of motorcades can be ensured;

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Vehicle detection device based on big dipper short message, its characterized in that: comprises an outer shell body for loading, wherein the outer shell body comprises an upper bottom shell and a lower bottom shell which are mutually clamped,

the central processing unit acquires diagnosis data of the vehicle through the connection of the access assembly and the vehicle-mounted OBD interface, and transmits vehicle position information to the far end through the Beidou positioning assembly through the Beidou short message.

2. The vehicle detection device based on Beidou short messages according to claim 1, wherein: the Beidou positioning assembly is a Beidou baseband chip, and a Beidou transmitting antenna and a Beidou multimode antenna are arranged inside the Beidou baseband chip and are respectively assembled for Beidou positioning settlement and Beidou short message receiving and transmitting signal processing.

3. The vehicle detection device based on the Beidou short message according to claim 2, wherein: the access assembly comprises an OBD interface unit arranged on one side of the PCB, the OBD interface unit is an OBD interface, and the OBD interface is connected with the vehicle-mounted OBD through an interface protection circuit.

4. The vehicle detection device based on Beidou short message according to claim 3, wherein: one side of the PCB board is connected with a power management unit, and one side of the power management unit is connected with a vehicle-mounted power supply through the power mutation prevention unit.

5. The vehicle detection device based on Beidou short messages according to claim 4, wherein: one side of the PCB board is connected with a detection module which comprises an external detection unit, an oil quantity detection unit and an ignition detection device,

the ignition detection device is used for inputting an ignition state.

6. The vehicle detection device based on Beidou short message according to claim 5, wherein: one side of the PCB board is provided with a data storage module, and the data storage module comprises a vehicle model memory, an encrypted data memory and a data recorder.

7. The vehicle detection device based on Beidou short message according to claim 6, wherein: one side of the PCB board is provided with an ad hoc network module, the ad hoc network module is a MESH baseband chip, and a WIFI/BT antenna and a MESH antenna are arranged inside the MESH baseband chip.

8. The vehicle detection device based on Beidou short message according to claim 7, wherein: one side of the PCB is provided with a data transmission module, and the data transmission module comprises a USB download interface, an RS232/RS422 interface and a network port RJ45.