A remote maintenance system for rail transit vehicle-mounted stations

Abstract

The present invention relates to a remote maintenance system for a rail transit vehicle-mounted station, comprising: a wireless vehicle-mounted station, a wireless communication device installed on a rail transit vehicle, which uses an embedded Android terminal device, and opens a network ADB service to support a remote debugging mode; a network management terminal device accesses an on-site communication network through a wired or wireless network, and internally decompresses and installs rail transit terminal device maintenance software, which includes a main application and is integrated with an ADB client; a wireless network connects the network management terminal device and the wireless vehicle-mounted station; the wireless vehicle-mounted station and the network management terminal device communicate via an ADB protocol. Compared with the prior art, the present invention enables maintenance personnel to remotely operate and view equipment operation status, install and debug applications, transfer files, view equipment logs, etc. It has the characteristics of convenient daily maintenance and stable and reliable remote operation, and is suitable for user scenarios in the rail transit industry with large maintenance volume and limited operating time.

Description

Technical Field

[0001] The present invention relates to the field of rail transit communication technology, and in particular to a remote maintenance system for a rail transit vehicle-mounted station. Background Art

[0002] Traditional rail transit wireless communication vehicle-mounted stations are usually operated by staff who apply for work points and go to specific garages to board the track for daily inspection, maintenance, upgrades, and testing after the rail transit operation ends and the vehicle returns to the depot or parking lot. Manual work is repetitive, the working environment is complex, and the work journey and boarding take up a lot of time and energy, which is easy to conflict with the working time and working environment space of other professionals on the vehicle.

[0003] As rail transit wireless communication vehicle-mounted stations are gradually transformed into Android platform terminal devices, they support high-speed broadband or USB bus connection, and support ABD command maintenance operations through network or USB fast connection. Currently, wireless vehicle-mounted stations are generally integrated professional devices of the Android platform, which have certain technical requirements for on-site customers, maintenance personnel, and engineering service personnel. They require technical personnel to guide and input command lines for operation, which is not conducive to subsequent technical maintenance for delivery to customers. Summary of the invention

[0004] The purpose of the present invention is to overcome the defects of the above-mentioned prior art and provide a remote maintenance system for rail transit vehicle-mounted stations.

[0005] The purpose of the present invention can be achieved by the following technical solutions:

[0006] A remote maintenance system for a rail transit vehicle-mounted station, comprising:

[0007] Wireless on-board station, a wireless communication device installed on rail transit vehicles, uses an embedded Android terminal device, opens the network ADB service, and supports remote debugging mode;

[0008] The network management terminal equipment is connected to the on-site communication network through a wired or wireless network, and the rail transit terminal equipment maintenance software is decompressed and installed internally, including the main application, the graphical control interface and the integrated ADB client;

[0009] The wireless network connects the network management terminal device and the wireless vehicle-mounted station; the wireless vehicle-mounted station and the network management terminal device communicate via the ADB protocol.

[0010] As an optimal technical solution, the wireless vehicle-mounted station communicates with the network management terminal device through the ADB protocol to directly operate and manage the Android device. Its functions include running the device's command line, device port mapping, uploading / downloading files between the computer and the device, and installing and uninstalling apk software.

[0011] As a preferred technical solution, the network management terminal equipment includes but is not limited to a server, a computer workstation or a tablet computer.

[0012] As a preferred technical solution, the wireless network adopts network standards including: LTE-M, 5G, and / or WiFi.

[0013] As a preferred technical solution, the functional modules of the main application in the network management terminal device specifically include: a device connection module, a data return module and a log return function module.

[0014] As a preferred technical solution, the device connection module specifically includes: a device connection function module, which is used to select the vehicle-mounted station device to be connected; a device connection function module, which establishes an adb connect debugging connection through the network; a connection viewing function module, which is used to confirm the current connection status; a ping test function module, which is used to confirm whether the other party is turned on or whether the network link is reachable; and a disconnection function module, which is used to end and disconnect the current debugging connection.

[0015] As a preferred technical solution, the data return module specifically includes: a log return function module, which pulls the vehicle-mounted station log file to the folder directory of the local computer through the network; a recording return function module, which pulls the vehicle-mounted station recording file to the folder directory of the local computer through the network; a device log list viewing function module and a device recording list viewing function module, which are used to remotely view the list of all stored logs and recording files inside the current wireless vehicle-mounted station.

[0016] As a preferred technical solution, the log return function module and the recording return function module can respectively select the vehicle-mounted station log files and vehicle-mounted station recording files within a set time period, and pull them to the folder directory of the local computer through the network.

[0017] As a preferred technical solution, the maintenance module specifically includes: an application software upgrade function module, which is used to install the selected APK Android application file; an OTA system upgrade function module, which performs remote OTA online upgrade of the Android operating system to upgrade the current Android operating system version; a remote encryption operation function module, in which the user can remotely connect to the operation interface of the vehicle-mounted station after entering the authorization password and view the current terminal interface; a system version query function module, which queries the Android operating system version number and compilation and release date information of the current vehicle-mounted station terminal device.

[0018] As a preferred technical solution, the maintenance module also includes: a forced upgrade function module for forcibly replacing and installing the Android application.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] 1) A remote maintenance method for rail transit on-board stations can realize remote monitoring and diagnosis functions through wireless networks. Staff can remotely view the status of equipment through wireless networks, grasp the operating status of the on-board stations in real time, discover potential problems or faults in time, avoid further deterioration of faults, and reduce the impact on rail transit operations. It has the characteristics of strong real-time performance and high maintenance efficiency.

[0021] 2) A remote maintenance method for rail transit vehicle-mounted stations reduces the frequency of on-site inspections by maintenance personnel, saving time and labor costs. Maintenance personnel can remotely monitor multiple vehicle-mounted stations simultaneously, improving the efficiency of maintenance work.

[0022] 3) A remote maintenance method for rail transit on-board stations provides a remote software upgrade function. When the software of the on-board station needs to be updated or upgraded, the maintenance personnel can send the new software version to the on-board station through the network at the remote maintenance center, and the on-board station receives and installs the new software. There is no need to dismantle the on-board station or arrange maintenance personnel to go to the site to upgrade the software, which greatly shortens the upgrade time and cycle. The software update and upgrade can be completed quickly without affecting the normal operation of rail transit, improving the stability and functionality of the system.

[0023] 4) A remote maintenance method for rail transit on-board stations provides remote parameter configuration and adjustment functions, which can quickly adjust the parameters of the on-board stations according to different operating scenarios and requirements. The remote maintenance system can accurately set and adjust the parameters of the on-board stations, avoiding errors that may occur in manual on-site adjustments and improving the accuracy and reliability of parameter settings.

[0024] 5) A remote maintenance method for rail transit vehicle-mounted stations provides a remote assistance function. When on-site staff encounter problems when using or maintaining the vehicle-mounted station, they can seek help from experts in the remote maintenance center through remote assistance. Experts can remotely operate on-site equipment through remote desktop connections and other means to guide staff to solve problems, thereby reducing the impact on rail transit operations caused by untimely problem solving. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A schematic diagram of a remote maintenance system for a rail transit vehicle-mounted station according to the present invention;

[0026] Figure 2 A schematic diagram of a terminal interface of a network management terminal device of the present invention;

[0027] As shown in the figure: 101, wireless vehicle-mounted station, 102, network management terminal equipment, 103, wireless network. DETAILED DESCRIPTION

[0028] The present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. This embodiment is implemented based on the technical solution of the present invention, and provides a detailed implementation method and specific operation process, but the protection scope of the present invention is not limited to the following embodiments.

[0029] Example 1

[0030] The present invention provides a remote maintenance system for a rail transit vehicle-mounted station, such as Figure 1 As shown, it mainly includes a wireless vehicle-mounted station 101, a network management terminal device 102 and a wireless network 103. Through the broadband cluster network service, the wireless vehicle-mounted station 101 is connected to the network management terminal device 102 for communication through the network Android Debug Bridge (Android Debug Bridge, referred to as ADB) command line tool. Maintenance personnel can use this method to remotely operate the desktop and view the operation of the device, install and debug applications, transfer files, view device logs, etc. This method has the characteristics of convenient daily maintenance and stable and reliable remote operation, and is very suitable for user scenarios in the rail transit industry with large maintenance volume and limited operation time.

[0031] The wireless vehicle-mounted station 101 is a wireless communication device installed on a rail transit vehicle, which can provide vehicle-to-ground wireless communication in a mobile state, allowing the train driver and the dispatcher to communicate in real time to ensure the safe operation of the train and the timely transmission of dispatch instructions. For using an embedded Android terminal device, use the Android operating system and enable the network ADB service to support remote debugging mode.

[0032] The network management terminal device 102 refers to a wireless network management terminal of wireless professional, including but not limited to servers, computer workstations or tablet computers, etc., which access the on-site communication network through a wired or wireless network. In this embodiment, a computer client is used to decompress and install the rail transit terminal equipment maintenance software, which includes a main application, provides a graphical control interface, and integrates the ADB client of the computer.

[0033] The wireless network 103 is a rail transit dedicated wireless network, which can use LTE-M, 5G, WiFi and other network standards, and can meet the network communication requirements between the network management and the wireless vehicle-mounted station. In this embodiment, the on-site LTE-M wireless network is used, and the client of the network management terminal device 102 can access the wireless vehicle-mounted station 101 device through the wireless network 103.

[0034] The wireless vehicle-mounted station 101 communicates with the network management terminal device 102 via the ADB protocol to directly operate and manage the Android device. Its main functions include running the device's shell (command line), device port mapping, uploading / downloading files between the computer and the device, and installing and uninstalling apk software.

[0035] The functional modules provided in the network management terminal device 102 specifically include: a device connection module, a data return module and a log return function module;

[0036] Among them, the device connection module specifically includes: connecting device function module, selecting the vehicle-mounted station device to be connected in the option menu; connecting device function module, establishing adb connect debugging connection through the network; viewing connection function module, confirming the current connection status; ping test function module, confirming whether the other party is turned on or the network link is reachable; disconnection function module, ending and disconnecting the current debugging connection.

[0037] The data return module specifically includes: the log return function module, which pulls the vehicle-mounted radio log files within the set time period to the folder directory of the local computer through the network; the recording return function module, which pulls the vehicle-mounted radio recording files within the set time period to the folder directory of the local computer through the network; the device log list viewing function module and the device recording list viewing function module are used to remotely view the list of all stored logs and recording files inside the current wireless vehicle-mounted radio device.

[0038] The maintenance module specifically includes: application software upgrade function module, which is used to install the selected APK Android application file; forced upgrade function module, which forcedly replaces and installs Android applications; OTA system upgrade function module, which remotely OTA online upgrades the Android operating system to upgrade the current Android operating system version; remote encryption operation function module, after entering the authorization password, the user can remotely connect to the operation interface of the vehicle-mounted station, and can use the mouse and keyboard of the current computer to operate and view the current terminal interface; query system version function module, which queries the Android operating system version number and compilation and release date information of the current vehicle-mounted station terminal device.

[0039] The system provided by the present invention can provide a real human-machine interface for daily maintenance detection, fault handling, recording copying, log viewing, file transfer, system upgrade, etc. for daily wireless on-board stations of rail transit. Through the wireless network, the on-board station equipment of the train can be remotely operated and maintained, helping maintenance personnel to perform daily inspections and remote maintenance in the control center or network management room without boarding the train, thus reducing the maintenance workload of personnel.

[0040] As a second embodiment of the present invention, Figure 2The terminal interface of the network management terminal device 102 of the system of the present invention is shown. When the rail transit terminal device maintenance software is started on the network management terminal device 102, the vehicle-mounted station device to be connected can be selected in the drop-down "Connect Device" option menu, and the "Connect Device" button can be clicked to establish an adb connect debugging connection through the network. At the same time, the current connection status can be confirmed by the "View Connection" button, and the "Ping Test" can be used to confirm whether the other party is turned on or whether the network link is reachable. The "Disconnect" button can also be used to end and disconnect the current debugging connection.

[0041] In the data return option bar, you can use the "Log Return" button to pull the log files of the vehicle radio within the set time period to the folder directory of the local computer through the network. Use the "Recording Return" button to pull the recording files of the vehicle radio within the set time period to the folder directory of the local computer through the network. You can also use the additional "View Device Log List" and "View Device Recording List" to remotely view the list of all stored logs and recording files in the current wireless vehicle radio device.

[0042] Through the maintenance menu option bar, through the "Application Software Upgrade" function, you can install the selected APK Android application file, or you can force the replacement and installation of the Android application by checking the "Force Upgrade" option. Users can use the "OTA System Upgrade" function to remotely OTA upgrade the Android operating system online to upgrade the current Android operating system version. After entering the authorization password, the user can remotely connect to the operation interface of the vehicle-mounted station through the "Remote Encrypted Operation", and can use the current computer's mouse and keyboard to operate and view the current terminal interface. Users can also use the "Query System Version" button to query the Android operating system version number and compilation and release date information of the current vehicle-mounted station terminal device.

[0043] The present invention develops a remote maintenance system for rail transit vehicle-mounted stations and a series of supporting maintenance functions and operation buttons to reduce the technical level requirements of users. At the same time, the broadband transmission capacity of the wireless network is fully utilized, so that maintenance personnel can use remote desktop control, remote data pull-up, remote file push, remote software installation, remote version query, etc. in the network management room.

[0044] The preferred specific embodiments of the present invention are described in detail above. It should be understood that a person skilled in the art can make many modifications and changes based on the concept of the present invention without creative work. Therefore, any technical solution that can be obtained by a person skilled in the art through logical analysis, reasoning or limited experiments based on the concept of the present invention on the basis of the prior art should be within the scope of protection determined by the claims.

Claims

1. A remote maintenance system for rail transit vehicle-mounted stations, characterized in that: include: The wireless vehicle-mounted station (101) is a wireless communication device installed on a rail transit vehicle, which uses an embedded Android terminal device and opens a network ADB service to support a remote debugging mode; The network management terminal device (102) is connected to the on-site communication network through a wired or wireless network, and internally decompresses and installs rail transit terminal equipment maintenance software, which includes a main application program, a graphical control interface, and an integrated ADB client; The wireless network (103) connects the network management terminal device (102) and the wireless vehicle-mounted station (101); the wireless vehicle-mounted station (101) and the network management terminal device (102) communicate via the ADB protocol.

2. A remote maintenance system for rail transit vehicle-mounted stations according to claim 1, characterized in that: The wireless vehicle-mounted station (101) communicates with the network management terminal device (102) via the ADB protocol to directly operate and manage the Android device, and its functions include running the command line of the device, port mapping of the device, uploading / downloading files between the computer and the device, and installing and uninstalling apk software.

3. A remote maintenance system for rail transit vehicle-mounted stations according to claim 1, characterized in that: The network management terminal equipment (102) includes but is not limited to a server, a computer workstation or a tablet computer.

4. A remote maintenance system for rail transit vehicle-mounted stations according to claim 1, characterized in that: The wireless network (103) adopts a network standard including: LTE-M, 5G, and / or WiFi.

5. A remote maintenance system for rail transit vehicle-mounted stations according to claim 1, characterized in that: The functional modules of the main application program in the network management terminal device (102) specifically include: a device connection module, a data return module and a log return function module.

6. A remote maintenance system for rail transit vehicle-mounted stations according to claim 5, characterized in that: The device connection module specifically includes: a device connection function module, which is used to select the vehicle-mounted station device to be connected; a device connection function module, which establishes an adb connect debugging connection through the network; a connection viewing function module, which is used to confirm the current connection status; a ping test function module, which is used to confirm whether the other party is turned on or whether the network link is reachable; and a disconnection function module, which is used to end and disconnect the current debugging connection.

7. A remote maintenance system for rail transit vehicle-mounted stations according to claim 5, characterized in that: The data return module specifically includes: a log return function module, which pulls the vehicle-mounted station log file to the folder directory of the local computer through the network; a recording return function module, which pulls the vehicle-mounted station recording file to the folder directory of the local computer through the network; a device log list viewing function module and a device recording list viewing function module, which are used to remotely view the list of all stored logs and recording files inside the current wireless vehicle-mounted station.

8. A remote maintenance system for rail transit vehicle-mounted stations according to claim 7, characterized in that: The log return function module and the recording return function module can respectively select the vehicle-mounted station log files and vehicle-mounted station recording files within a set time period, and pull them to the folder directory of the local computer through the network.

9. A remote maintenance system for rail transit vehicle-mounted stations according to claim 1, characterized in that: The maintenance module specifically includes: an application software upgrade function module, which is used to install the selected APK Android application file; an OTA system upgrade function module, which performs remote OTA online upgrade of the Android operating system to upgrade the current Android operating system version; a remote encryption operation function module, in which the user can remotely connect to the operation interface of the vehicle-mounted station after entering the authorization password and view the current terminal interface; a system version query function module, which queries the Android operating system version number and compilation and release date information of the current vehicle-mounted station terminal device.

10. A remote maintenance system for rail transit vehicle-mounted stations according to claim 9, characterized in that: The maintenance module also includes: a forced upgrade function module, which is used to forcefully replace and install the Android application.

Images