CN205158121U - An intelligent vehicle terminal - Google Patents

Abstract

The utility model provides an intelligence vehicle mounted terminal, remind module, OBD receiving module and OBD data collection station including MCU treater, communication module, orientation module, data storage module, power module, sound warning module, OBD receiving module all are connected with the MCU treater, OBD data collection station carries out data communication with OBD receiving module. The beneficial effects of the utility model are that can provide the data in the aspect of the safety to the monitoring that the car goes in daily life to still have functions such as supply tire pressure monitoring, trouble early warning, emergency rescue, prevent the occurence of failure.

Description

An intelligent vehicle terminal

technical field

The utility model belongs to the technical field of vehicle data monitoring, in particular to an intelligent vehicle terminal.

Background technique

With the advent of the information age, the Internet of Vehicles has also been put on the agenda. Cars have become more and more common in Chinese society. It is conservatively estimated that the number of cars in mainland China has reached 250 million in 2014, ranking first in the world. According to national regulations, every car must be equipped with an OBD diagnostic system. However, most of the current in-vehicle systems are mainly used for monitoring during driving and maintenance, and cannot be connected to the Internet without big data integration. Therefore, the development of a product capable of mobile interconnection, combined with the development of the Internet of Vehicles, has high market value and significance.

Utility model content

The purpose of this utility model is to provide an intelligent vehicle-mounted terminal, which can monitor the daily driving of automobiles, provide safety data for users, and also have functions such as tire pressure monitoring, fault warning, emergency rescue, etc., to prevent accidents.

The technical scheme of the utility model is: an intelligent vehicle-mounted terminal, including an MCU processor, a communication module, a positioning module, a data storage module, a power supply module, a sound reminder module, an OBD receiving module and an OBD data collector, the communication module, The positioning module, the data storage module, the power supply module, the sound reminder module and the OBD receiving module are all connected to the MCU processor, and the OBD data collector and the OBD receiving module perform data communication.

Further, it also includes a tire pressure monitoring module and a tire pressure sensor, the tire pressure monitoring module is connected to the MCU processor, the tire pressure sensor is installed on the tire air nozzle, and the tire pressure sensor is connected to the tire pressure monitoring module through wireless.

Further, the data communication mode between the OBD data collector and the OBD receiving module is wireless communication.

Further, the communication module includes a Bluetooth communication unit and a GPRS communication unit.

Further, the data storage module includes an EEPROM storage unit and a FLASH storage unit.

Further, the positioning module includes a GPS positioning unit and a Beidou positioning unit.

Further, a gravity sensor is also included, and the gravity sensor is connected with the MCU processor.

Further, a door opening and closing sensor is also included, and the opening and closing door sensor is connected with the MCU processor.

Further, the MCU processor chip adopts the ARM chip STM32F407IGT6 of ST Company.

The advantages and positive effects of the utility model are: the utility model provides an intelligent vehicle-mounted terminal, and the vehicle-related data collected by the OBD data collector is sent to the background server through the communication module, so as to realize the integration and networking of big data, and the design of the intelligent vehicle-mounted terminal has Acquisition data integrity, low power consumption, high transmission speed and high stability.

Description of drawings

Fig. 1 is the structural principle frame of the intelligent vehicle-mounted terminal of the present utility model.

detailed description

Below in conjunction with accompanying drawing, the utility model is described in detail.

As shown in the structural principle frame of the intelligent vehicle-mounted terminal of the present utility model in Fig. 1, the utility model provides a kind of intelligent vehicle-mounted terminal, comprises MCU processor, communication module, positioning module, data storage module, power supply module, sound reminder module, OBD receiving Module and OBD data collector, described communication module, positioning module, data storage module, power supply module, voice reminder module, OBD receiving module are all connected with MCU processor, and described OBD data collecting device and OBD receiving module carry out data communication. The data communication mode between the OBD data collector and the OBD receiving module is wireless communication.

It also includes a tire pressure monitoring module and a tire pressure sensor, the tire pressure monitoring module is connected to the MCU processor, the tire pressure sensor is installed on the tire air nozzle, and the tire pressure sensor is connected to the tire pressure monitoring module through wireless.

The communication module includes a Bluetooth communication unit and a GPRS communication unit. The data storage module includes an EEPROM storage unit and a FLASH storage unit. The positioning module includes a GPS positioning unit and a Beidou positioning unit.

A gravity sensor is also included, and the gravity sensor is connected with the MCU processor. It also includes a door opening and closing sensor, which is connected with the MCU processor. The MCU processor chip adopts the ARM chip STM32F407IGT6 of ST Company.

The working process of this example: the utility model provides a smart vehicle terminal when in use, the power supply module receives the power from the car battery, the voltage range of the car battery is 10V ~ 15V, and supplies power to the entire smart vehicle terminal after being converted by the power supply module , the OBD data collector directly obtains the OBD data of the car through the OBD interface, including engine speed, vehicle speed, fuel consumption, fault codes, etc., and sends them to the OBD receiving module through Bluetooth communication. The OBD receiving module includes a Bluetooth receiving unit, and the Bluetooth receiving unit communicates with The OBD data collector passes the password verification and completes the Bluetooth pairing. The OBD receiving module receives the OBD data sent by the OBD data collector and transmits the data to the MCU processor. The MCU processor transmits the vehicle-related information through the GPRS communication unit of the communication module. For the background server, the Bluetooth communication unit of the communication module can be connected to the Bluetooth of smart devices such as mobile phones to realize the connection between the mobile phone and the smart vehicle terminal. Users can read the OBD information of the car and directly see the relevant data of the car. The MCU processor realizes data acquisition, processing, storage and uploading of each acquisition module.

The storage module mainly includes an EEPROM storage unit and a FLASH storage unit. The EEPROM storage unit is mainly used to preserve information such as heartbeat time, address and other parameters; Information and other related data to prevent data loss.

The intelligent vehicle-mounted terminal also provides the function of tire pressure monitoring, which is realized by a tire pressure monitoring module and a tire pressure sensor. The tire pressure sensor is installed on the tire valve to realize the collection of tire pressure and temperature data and transmit it wirelessly to the tire pressure monitoring module. The tire pressure monitoring module receives the data sent by the tire pressure sensor through wireless signals and transmits the data to the MCU. processor. After the MCU processor calculates and processes the data, if the numerical value is found to be abnormal, it will give an alarm to the user through the sound reminder module. Carry out emergency treatment to avoid accidents. Prompt users to check to prevent accidents.

The positioning module of the intelligent vehicle terminal supports dual-mode positioning through the GPS positioning unit and the Beidou positioning unit. The user can position the vehicle through the GPS global positioning system alone; or through the Beidou satellite positioning and navigation system; if necessary It can also be combined with GPS positioning unit and Beidou positioning unit for comprehensive calculation to obtain location-related information, flexible use, timely and accurate data acquisition, and a horizontal positioning accuracy of 2.5m. When the vehicle is in distress, the MCU processor transmits the data through the GPRS communication unit. Upload background server for timely rescue.

The intelligent vehicle terminal also includes a gravity sensor, which can sense the change of acceleration force. According to the signal sent by the G-sensor, the MCU processor can calculate whether the vehicle body is in a state of rapid change, and send an emergency alarm message through the sound reminder module , so as to confirm and deal with abnormal situations in time.

The intelligent vehicle-mounted terminal also includes a door opening and closing sensor. In some cases, it is necessary to check whether the door is closed, and the special truck transport detects whether each box door is opened. The detection of the opening and closing state of the door can be realized by using the capacitive proximity sensor, and the MCU can obtain the opening and closing state of the corresponding door by cyclically detecting the sensors of each part.

An embodiment of the present utility model has been described in detail above, but the content described is only a preferred embodiment of the present utility model, and cannot be considered as limiting the implementation scope of the present utility model. All equal changes and improvements made according to the application scope of the utility model should still belong to the scope covered by the patent of the utility model.

Claims (9)

1. a kind of intelligent vehicle-mounted terminal, it is characterized in that: comprise MCU processor, communication module, positioning module, data storage module, power supply module, sound reminder module, OBD receiving module and OBD data collector, described communication module, positioning module , a data storage module, a power supply module, a sound reminder module, and an OBD receiving module are all connected to the MCU processor, and the OBD data collector and the OBD receiving module perform data communication. 2. The intelligent vehicle-mounted terminal according to claim 1, characterized in that: it also includes a tire pressure monitoring module and a tire pressure sensor, the tire pressure monitoring module is connected with the MCU processor, and the tire pressure sensor is installed on the tire valve , the tire pressure sensor is wirelessly connected to the tire pressure monitoring module. 3. The intelligent vehicle-mounted terminal according to claim 1, wherein the data communication mode between the OBD data collector and the OBD receiving module is wireless communication. 4. The intelligent vehicle-mounted terminal according to claim 1, wherein the communication module includes a Bluetooth communication unit and a GPRS communication unit. 5. The intelligent vehicle-mounted terminal according to claim 1, wherein the data storage module includes an EEPROM storage unit and a FLASH storage unit. 6. The intelligent vehicle-mounted terminal according to claim 1, wherein the positioning module includes a GPS positioning unit and a Beidou positioning unit. 7. The intelligent vehicle-mounted terminal according to claim 1, further comprising a gravity sensor connected to the MCU processor. 8. The intelligent vehicle-mounted terminal according to claim 1, further comprising a door opening and closing sensor connected to the MCU processor. 9. The intelligent vehicle-mounted terminal according to claim 1, characterized in that: the MCU processor chip is an ARM chip STM32F407IGT6 of ST Company.