CN217008037U - Vehicle-mounted terminal with fault self-checking reporting function - Google Patents
Vehicle-mounted terminal with fault self-checking reporting function Download PDFInfo
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- CN217008037U CN217008037U CN202123020797.6U CN202123020797U CN217008037U CN 217008037 U CN217008037 U CN 217008037U CN 202123020797 U CN202123020797 U CN 202123020797U CN 217008037 U CN217008037 U CN 217008037U
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- detection circuit
- mounted terminal
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Abstract
The invention provides a vehicle-mounted terminal with a fault self-checking and reporting function, which comprises a microprocessor, and a 4G module, a GPS module, a CAN transceiver, a data memory, a GPS antenna detection circuit, a 4G module antenna detection circuit, a starting detection circuit, a power supply detection circuit, an RS232 module, a state display circuit and a power supply circuit which are connected with the microprocessor, wherein the power supply circuit supplies power to the vehicle-mounted terminal. The invention has the beneficial effects that: errors in the installation process can be found in time when the terminal is installed; timely uploading collected working condition information during normal work; and when a fault occurs, alarming is carried out in time, and fault information is stored for query and analysis.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted terminals, in particular to a vehicle-mounted terminal with a fault self-checking reporting function.
Background
The vehicle-mounted terminal is popularized and applied to the engineering machinery in a large area, so that the efficiency of engineering machinery maintenance and equipment management is greatly improved. The vehicle-mounted terminals in the current market are various in types and functions, various problems such as antenna installation problems, power supply problems, other function use problems and the like often occur in the use process, once the vehicle-mounted terminals break down, maintenance personnel are required to go to the engineering site to troubleshoot the problems, too much time, material resources and financial resources are consumed in the process, and meanwhile, the use of vehicles is also influenced, so that the vehicle-mounted terminals capable of automatically reporting the faults to the platform are urgently needed.
Disclosure of Invention
In order to solve the problems, the invention discloses a vehicle-mounted terminal with a fault self-checking reporting function, which can improve the installation efficiency of the vehicle-mounted terminal, reduce the fault rate of the vehicle-mounted terminal, accelerate the maintenance speed, reduce the labor intensity of maintenance personnel and master the running state of the vehicle-mounted terminal in real time.
The specific scheme is as follows:
the utility model provides a vehicle mounted terminal with trouble self-checking reports function which characterized in that: the system comprises a microprocessor, and a 4G module, a GPS module, a CAN transceiver, a data memory, a GPS antenna detection circuit, a 4G module antenna detection circuit, a starting detection circuit, a power supply detection circuit, an RS232 module, a state display circuit and a power supply circuit which are connected with the microprocessor, wherein the power supply circuit supplies power to the vehicle-mounted terminal.
As a further improvement of the invention, the model of the microprocessor is STM32F105, the model of the 4G module is EC20, the model of the GPS module is L76B, the model of the CAN transceiver is TJA1040, and the model of the data memory is W25N01 GVZE.
As a further improvement of the invention, the 4G module is communicated with a background server through an external operator network, and the GPS module is used for collecting the positioning data of the vehicle body.
As a further improvement of the invention, the CAN transceiver is used for communicating with a CAN bus of a vehicle body to obtain basic data of the vehicle body, and the GPS antenna detection circuit is used for detecting a fault of a GPS antenna line.
As a further improvement of the invention, the 4G module antenna detection circuit is used for detecting the fault of the 4G module antenna line, the starting detection circuit is used for detecting the starting of the engineering vehicle, and the power supply detection circuit is used for detecting the power supply state of the vehicle-mounted terminal, including vehicle power supply and internal battery power supply.
As a further improvement of the invention, the RS232 module is used for reading the data storage when the vehicle-mounted terminal is subjected to production test.
As a further improvement of the invention, the state display circuit is used for displaying the working state, the network communication state and the positioning state of the terminal.
As a further improvement of the invention, the data memory is used for storing the vehicle body data collected by the CAN transceiver, the positioning data of the GPS module, the GPS antenna detection circuit data, the 4G module antenna detection circuit data, the starting detection circuit data and the power supply detection circuit data. And in the area covered by the 4G signal, all data are uploaded to the background through the 4G module, in the area not covered by the 4G signal, an external notebook is used on site to read and analyze through the RS232 module, the microprocessor detects the working state and working data of each module at regular time after being electrified, the state data and the module acquisition data of all the modules are stored in the data memory, and simultaneously all the data are transmitted to the background through the 4G module in time.
As a further development of the invention, the power supply circuit is powered by the vehicle or by an internal lithium battery (rechargeable).
The invention has the beneficial effects that: errors in the installation process can be found in time when the terminal is installed; timely uploading collected working condition information during normal work; and when a fault occurs, alarming is carried out in time, and fault information is stored for query and analysis.
Drawings
FIG. 1 is a schematic view of the present invention.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific embodiments, which are to be understood as merely illustrative of the invention and not as limiting the scope of the invention.
As shown in the figure, the vehicle-mounted terminal with the fault self-checking reporting function comprises a microprocessor, a 4G module, a GPS module, a CAN transceiver, a data memory, a GPS antenna detection circuit, a 4G module antenna detection circuit, a starting detection circuit, a power supply detection circuit, an RS232 module, a state display circuit and a power supply circuit, wherein the 4G module, the GPS module, the CAN transceiver, the data memory, the GPS antenna detection circuit, the 4G module antenna detection circuit, the starting detection circuit, the power supply detection circuit, the RS232 module, the state display circuit and the power supply circuit are connected with the microprocessor, and the power supply circuit supplies power for the vehicle-mounted terminal.
In this embodiment, the microprocessor has a model of STM32F105, the 4G module has a model of EC20, the GPS module has a model of L76B, the CAN transceiver has a model of TJA1040, and the data memory has a model of W25N01 GVZE.
In this embodiment, the 4G module communicates with the background server through an external operator network, the GPS module is used to collect body positioning data, the CAN transceiver is used to communicate with a CAN bus of a body to obtain body base data, the GPS antenna detection circuit is used to detect a GPS antenna line fault, the 4G module antenna detection circuit is used to detect a 4G module antenna line fault, the start-up detection circuit is used to detect the start-up of an engineering vehicle, the power detection circuit is used to detect the power supply state of a vehicle-mounted terminal, including vehicle power supply and internal battery power supply, the RS232 module is used to read the data storage device when the vehicle-mounted terminal is produced and tested, the state display circuit is used to display the working state, network communication state and positioning state of the terminal, the data storage device is used to store body data collected by the CAN transceiver, positioning data of a GPS module, GPS antenna detection circuit data, 4G module antenna detection circuit data, starting detection circuit data and power supply detection circuit data. And in the area covered by the 4G signal, all data are uploaded to the background through the 4G module, in the area not covered by the 4G signal, an external notebook is used on site to read and analyze through the RS232 module, the microprocessor detects the working state and working data of each module at regular time after being electrified, the state data and the module acquisition data of all the modules are stored in the data memory, and simultaneously all the data are transmitted to the background through the 4G module in time.
In this embodiment, the power supply circuit is powered by the vehicle or by an internal lithium battery (rechargeable).
The technical means disclosed in the scheme of the invention are not limited to the technical means disclosed in the above embodiments, but also include the technical means formed by any combination of the above technical features. It should be noted that modifications and adaptations can be made by those skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.
Claims (9)
1. The utility model provides a vehicle mounted terminal with trouble self-checking reports function which characterized in that: the power supply device comprises a microprocessor, and a 4G module, a GPS module, a CAN transceiver, a data memory, a GPS antenna detection circuit, a 4G module antenna detection circuit, a starting detection circuit, a power supply detection circuit, an RS232 module, a state display circuit and a power supply circuit which are connected with the microprocessor, wherein the power supply circuit supplies power to a vehicle-mounted terminal.
2. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: the microprocessor model is STM32F105, the 4G module model is EC20, the GPS module model is L76B, the CAN transceiver model is TJA1040, and the data memory model is W25N01 GVZE.
3. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: the 4G module is communicated with the background server through an external operator network, and the GPS module is used for collecting vehicle body positioning data.
4. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: the CAN transceiver is used for communicating with a CAN bus of the vehicle body to obtain basic data of the vehicle body, and the GPS antenna detection circuit is used for detecting faults of a GPS antenna circuit.
5. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: the 4G module antenna detection circuit is used for detecting the line fault of the 4G module antenna, the starting detection circuit is used for detecting the starting of an engineering vehicle, and the power supply detection circuit is used for detecting the power supply state of the vehicle-mounted terminal and comprises vehicle power supply and internal battery power supply.
6. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: and the RS232 module is used for reading the data memory when the vehicle-mounted terminal is produced and tested.
7. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: the state display circuit is used for displaying the working state, the network communication state and the positioning state of the terminal.
8. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: the data memory is used for storing vehicle body data collected by the CAN transceiver, positioning data of the GPS module, GPS antenna detection circuit data, 4G module antenna detection circuit data, starting detection circuit data and power supply detection circuit data.
9. The vehicle-mounted terminal with the fault self-checking reporting function according to claim 1, characterized in that: the power circuit is powered by a vehicle or by an internal lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123020797.6U CN217008037U (en) | 2021-12-04 | 2021-12-04 | Vehicle-mounted terminal with fault self-checking reporting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123020797.6U CN217008037U (en) | 2021-12-04 | 2021-12-04 | Vehicle-mounted terminal with fault self-checking reporting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217008037U true CN217008037U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123020797.6U Active CN217008037U (en) | 2021-12-04 | 2021-12-04 | Vehicle-mounted terminal with fault self-checking reporting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217008037U (en) |
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2021
- 2021-12-04 CN CN202123020797.6U patent/CN217008037U/en active Active
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