A rail platform screen door monitoring system and method

Abstract

The present invention provides a platform screen door monitoring system and method for a rail station, comprising: connecting a server with a plurality of platform human-machine interfaces, using the server to control information sharing interaction of the plurality of platform human-machine interfaces; connecting the platform human-machine interface at each platform with a platform controller, and connecting each platform controller with a corresponding screen door control unit, establishing a screen door control system at each platform; controlling the screen door control unit to receive a door opening or door closing instruction issued by the platform controller, and controlling a motor to perform a corresponding action according to the door opening or door closing instruction to open or close the screen door. The present invention designs a system to solve the problem that the screen doors of each station currently only have a local monitoring system, the distance between stations is relatively far, and the screen doors of each station are not related to each other, breaks the independent operation mode of the station, not only realizes the centralized monitoring of the screen doors of all stations, but also realizes the information sharing interaction between the screen door system and other subsystems of the track.

Description

Technical Field

[0001] The present invention relates to the technical field of rail transit, and in particular to a rail platform screen door monitoring system and method. Background Art

[0002] Rail transit has gradually become an important mode of travel in daily life. Platform shield doors are an indispensable and important part of the rail system. They can effectively reduce the operating energy consumption of central air conditioners and optimize and improve the overall environment of stations. At present, the platform shield doors of each station only have a local monitoring system, and the distance between stations is far, and the platform shield doors of each station are not related. This design is not in line with the interconnection and information sharing of various subsystems of rail transit, nor is it conducive to the intelligent development of rail transit. Summary of the invention

[0003] In view of the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a railway platform screen door monitoring system and method, which are used to solve the problem in the prior art that the screen doors between various stations cannot be interconnected and information sharing cannot be achieved.

[0004] To achieve the above-mentioned and other related purposes, the present invention provides a railway platform screen door monitoring system, comprising:

[0005] The server is used to connect with multiple station human-machine interfaces and control the information sharing interaction of multiple station human-machine interfaces;

[0006] A station human-machine interface, used to connect and control a station controller located at the station;

[0007] A platform controller, used for connecting and controlling the platform screen door control unit located at the platform;

[0008] The platform screen door control unit is used to receive the door opening or closing command issued by the platform controller, and control the motor to perform corresponding actions according to the door opening or closing command to open or close the platform screen door.

[0009] Optionally, the server includes:

[0010] A message queue unit for reading and / or writing to the queues at the stations in each track line;

[0011] The front-end application server is used to deploy the front-end web page unit, obtain dynamic data, and respond to dynamic requests from the front-end web page and terminal devices;

[0012] The back-end server is used to deploy the network service program, provide the dynamic data, and control the database and perform addition, deletion, modification and query operations on the database;

[0013] Database, used to store historical data of platform screen doors, user accounts, authority data, spare parts management data, track line station data and platform parameters;

[0014] The front-end web page unit is used to request the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records from the back-end server; and is used to dynamically update the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records in the front-end web page and the terminal device display page.

[0015] Optionally, the database is also connected to a device management module, a sub-library and sub-table module, and a user authority management module;

[0016] The sub-library and sub-table module is also connected to the real-time data recording module and the historical record query module; the real-time data recording module is also connected to the real-time data reading interface and the message queue upload queue interface; the historical record query module is also connected to the historical data query interface;

[0017] The user authority management module is also connected to the user management interface and the authority verification interface;

[0018] The sub-library and sub-table modules are used to add, delete, modify and check the databases corresponding to different lines, and use the sub-library key to use the data collection time, and the sub-table key uses the station number;

[0019] The real-time data recording module is used to obtain data uploaded through the message queue upload interface and respond to real-time data requests from the front-end web page;

[0020] The user authority and management module is used for login verification and access control;

[0021] The equipment management module is used to record the number of shielding door components and shielding door replacement records.

[0022] Optionally, the platform controller is connected to the platform human-machine interface and the platform screen door control unit via RS485; each platform human-machine interface is connected to more than two platform controllers, and each platform controller is connected to one quarter of the platform screen door control units at the corresponding platform.

[0023] Optionally, the platform controller is also connected to a platform end control box, a local control box and an operation indicator panel; the platform end control box is arranged at both ends of the platform on each side, the local control box is arranged at the platform shield door, and the operation indicator panel is arranged in the station integrated control room for displaying the switch status and fault information of the platform shield door.

[0024] The present invention also provides a method for monitoring a platform screen door, comprising the following steps:

[0025] Connecting a server to multiple station human-machine interfaces, and using the server to control information sharing and interaction of the multiple station human-machine interfaces;

[0026] Connecting the platform human-machine interface at each platform with the platform controller, and connecting each platform controller with the corresponding platform screen door control unit to establish a platform screen door control system at each platform;

[0027] The platform controller controls the platform door control unit to receive the door opening or door closing command issued by the platform controller, and controls the motor to perform corresponding actions according to the door opening or door closing command to open or close the platform door.

[0028] Optionally, when the server is used to control the information sharing interaction of multiple station human-machine interfaces, the method further includes:

[0029] Using the message queue unit to read and / or write to the queues of the platforms in each track line;

[0030] Deploy front-end web page units using front-end application servers, obtain dynamic data, and respond to dynamic requests from front-end web pages and terminal devices;

[0031] Using the back-end server to deploy the network service program, provide the dynamic data, and control the database and perform addition, deletion, modification and query operations on the database;

[0032] Use the database to store historical data of platform screen doors, user accounts, authority data, spare parts management data, track line station data and platform parameters;

[0033] Using the front-end web page unit to request the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records from the back-end server; and dynamically updating the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records in the front-end web page and the terminal device display page;

[0034] The message queue unit, front-end application server, back-end server, database and front-end web page unit are located in the service.

[0035] Optionally, the database is also connected to a device management module, a sub-library and sub-table module, and a user authority management module;

[0036] The sub-library and sub-table module is also connected to the real-time data recording module and the historical record query module; the real-time data recording module is also connected to the real-time data reading interface and the message queue upload queue interface; the historical record query module is also connected to the historical data query interface;

[0037] The user authority management module is also connected to the user management interface and the authority verification interface;

[0038] The sub-library and sub-table modules are used to add, delete, modify and check the databases corresponding to different lines, and use the sub-library key to use the data collection time, and the sub-table key uses the station number;

[0039] The real-time data recording module is used to obtain data uploaded through the message queue upload interface and respond to real-time data requests from the front-end web page;

[0040] The user authority and management module is used for login verification and access control;

[0041] The equipment management module is used to record the number of shielding door components and shielding door replacement records.

[0042] Optionally, the platform controller is connected to the platform human-machine interface and the platform screen door control unit via RS485; each platform human-machine interface is connected to more than two platform controllers, and each platform controller is connected to one quarter of the platform screen door control units at the corresponding platform.

[0043] Optionally, the platform controller is also connected to a platform end control box, a local control box and an operation indicator panel; the platform end control box is arranged at both ends of the platform on each side, the local control box is arranged at the platform shield door, and the operation indicator panel is arranged in the station integrated control room for displaying the switch status and fault information of the platform shield door.

[0044] As described above, the present invention provides a rail platform screen door monitoring system and method, which has the following beneficial effects: the present invention is based on a single platform screen door equipment control system, designs a set of multi-platform screen door centralized monitoring system, and designs a single platform HMI program so that it can access the monitoring system server through the Internet, upload operation data and receive server instructions. The present invention designs the system to solve the problem that the screen doors of each station currently only have a local monitoring system, the distance between stations is far, and the screen doors of each station are not related, breaks the independent operation mode of the station, not only realizes the centralized monitoring of the screen doors of all stations, but also realizes the information sharing and interaction between the screen door system and other subsystems of the track. On the basis of the original single-station screen door control system, the present invention uses a network service program, combines database technology, message middleware technology and data caching technology, realizes the needs of centralized monitoring of platform screen doors in rail transit, modifies some operation parameters and saves operation data, connects the substation equipment that originally operated independently, and realizes centralized monitoring, centralized management and remote maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0045] Figure 1 A schematic diagram of the principle of a railway platform screen door monitoring system provided by an embodiment;

[0046] Figure 2A schematic diagram of the principle of a single platform screen door control system provided by an embodiment;

[0047] Figure 3 A schematic diagram of the software architecture of a back-end service program of a railway platform screen door monitoring system provided by an embodiment;

[0048] Figure 4 A schematic flow chart of a method for monitoring a platform screen door of a railway station provided by an embodiment. DETAILED DESCRIPTION

[0049] The following describes the embodiments of the present invention by specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0050] It should be noted that the illustrations provided in this embodiment are only used to illustrate the basic concept of the present invention in a schematic manner. Therefore, the drawings only show components related to the present invention rather than being drawn according to the number, shape and size of components in actual implementation. In actual implementation, the type, quantity and proportion of each component may be changed arbitrarily, and the component layout may also be more complicated.

[0051] See also Figures 1 to 3 As shown, this embodiment provides a railway platform screen door monitoring system, including:

[0052] The server is used to connect with multiple station human-machine interfaces and control the information sharing interaction of multiple station human-machine interfaces;

[0053] Platform human-machine interface HMI, used to connect and control the platform controller located at the platform;

[0054] Platform controller PLC, used to connect and control the platform screen door control unit;

[0055] The platform shielding door control unit DCU is used to receive the door opening or closing command issued by the platform controller, and control the motor to perform corresponding actions according to the door opening or closing command to open or close the platform shielding door.

[0056] In this system, after the platform human-machine interface HMI (referred to as platform HMI), platform controller PLC and platform screen door control unit DCU are connected, a platform screen door control system for a single platform track is formed. The server is connected to multiple platform human-machine interfaces HMI at the same time, so that this system can break the independent operation mode of the site, realize centralized monitoring of all site screen doors, and realize the interaction between the screen door system and other subsystems of the track. In view of the problem that the screen doors of each station currently only have a local monitoring system, the distance between stations is far, and the screen doors of each station are not related, this system is based on the single-platform platform screen door equipment control system, and a set of multi-platform platform screen door centralized monitoring system is designed. The single-platform HMI program is designed so that it can access the monitoring system server through the Internet, upload operation data and receive server instructions. This system breaks the independent operation mode of the site, not only realizes centralized monitoring of all site screen doors, but also realizes the interaction between the screen door system and other subsystems of the track.

[0057] According to the above records, in an exemplary embodiment, the server includes: a message queue unit for reading and / or writing queues of platforms in each track line; a front-end application server for deploying a front-end web page unit, obtaining dynamic data, and responding to dynamic requests from front-end web pages and terminal devices; a back-end server for deploying network service programs, providing the dynamic data, and controlling the database and performing addition, deletion, modification and query operations on the database; a database for storing historical data of platform shielding doors, user accounts, authority data, spare parts management data, track line station data and platform parameters; a front-end web page unit for requesting the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records from the back-end server; and for dynamically updating the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records in the front-end web page and the terminal device display page. Based on the original single-station platform screen door control system, this system uses network service programs, combines database technology, message middleware technology and data caching technology, realizes the needs of centralized monitoring of platform screen doors in rail transit, modifying some operating parameters and saving operating data, and connects the originally independently operated substation equipment. The system realizes centralized monitoring, centralized management and remote maintenance.

[0058] In an exemplary embodiment, if Figure 3The database is also connected to a device management module, a sub-library and sub-table module, and a user authority management module; the sub-library and sub-table module is also connected to a real-time data recording module and a historical record query module; the real-time data recording module is also connected to a real-time data reading interface and a message queue upload queue interface; the historical record query module is also connected to a historical data query interface, and the user authority management module is also connected to a user management interface and an authority verification interface. Among them, the sub-library and sub-table module is used to add, delete, modify, and query the databases corresponding to different lines, and use the sub-library key to use the data collection time, and the sub-table key uses the station number; the real-time data recording module is used to obtain the data uploaded through the message queue upload interface and respond to the real-time data request of the front-end web page; the user authority and management module is used for login verification and control of access rights; the device management module is used to record the number of shielding door components and the shielding door replacement record.

[0059] In an exemplary embodiment, the platform controller is connected to the platform human-machine interface and the platform platform screen door control unit via RS485; each platform human-machine interface is connected to more than two platform controllers, and each platform controller is connected to one quarter of the platform platform screen door control units.

[0060] As an example, Figure 1 As shown, the platform screen door monitoring system includes: a screen door control unit DCU arranged at the platform;

[0061] The single-side platform controller PLC is connected to the door control unit DCU via RS485; wherein each platform controller PLC is connected to one quarter of the platform shielding door control units DCU at the corresponding platform.

[0062] The station HMI is connected to the station controller PLC via RS485; each station human-machine interface is connected to more than two station controllers.

[0063] The server is connected to the station HMI through the Internet or optical fiber; the server includes the message queue RabbitMQ, the front-end application server Nginx, the back-end server Tomcat and the database mysql.

[0064] The message queue RabbitMQ has two queues, read and write, for each track line.

[0065] The front-end application server Nginx is used to deploy front-end web page units, host static resources, obtain dynamic data, and respond to dynamic requests for web pages and apps.

[0066] The backend server Tomcat is used to deploy Java network service programs, provide dynamic data, database addition, deletion, modification and query operations, and access control.

[0067] The database mysql is used to store platform screen door historical data, user accounts, authority data, spare parts management data, line site data and platform parameters.

[0068] The front-end web page unit includes a data acquisition module and a status display module. The data acquisition module is used to request the real-time operation data and historical trend records of the shielding door and its auxiliary power supply and communication module from the back-end server. The status display module is used to dynamically update the real-time operation data and historical trend records of the shielding door and its auxiliary power supply and communication module in the web page and the app client display page.

[0069] According to the above records, in an exemplary embodiment, the platform controller is also connected to a platform end control box, a local control box and an operation indicator panel; the platform end control box is arranged at both ends of each platform, the local control box is arranged at the platform screen door, and the operation indicator panel is arranged in the station integrated control room to display the switch status and fault information of the platform screen door. Figure 3 As shown in the figure, the single platform screen door control system mainly consists of a main control machine (i.e., platform HMI), input / output modules, platform end control box PSL, screen door control unit DCU, local control box LCB, operation indicator panel PSA and redundant bus network. The bus network connecting the station screen door control unit adopts dual bus redundancy technology. Among them, PSL is located at both ends of each platform for platform-level control; LCB is located at the right lintel of each level screen door for manual operation; PSA is arranged in the station comprehensive control room to display the switch status and fault information of the screen door, and can also realize station-level control. When the signal system in the platform HMI confirms that the train stop position is within the allowed range, it issues a door opening command to the PLC, and the PLC sends instructions to the DCU to control the motor action, and executes sequential operations such as unlocking and opening the door to control the automatic opening and closing of the screen door.

[0070] In summary, in view of the fact that the platform screen doors of each station currently only have a local monitoring system, the distance between stations is far, and the platform screen doors of each station are not related to each other, this system is based on the single-platform platform screen door equipment control system, and a set of multi-platform platform screen door centralized monitoring system is designed. The single-platform HMI program is designed so that it can access the monitoring system server through the Internet, upload operating data and receive server instructions. This system breaks the independent operation mode of the station, not only realizes the centralized monitoring of all station screen doors, but also realizes the information sharing and interaction between the screen door system and other subsystems of the track. Based on the original single-station platform screen door control system, this system uses network service programs, combines database technology, message middleware technology and data caching technology, realizes the needs of centralized monitoring of platform screen doors in rail transit, modifying some operating parameters and saving operating data, and connects the substation equipment that originally operated independently. The system realizes centralized monitoring, centralized management and remote maintenance.

[0071] like Figure 4 As shown, the present invention also provides a method for monitoring a platform screen door, comprising the following steps:

[0072] S100, connecting a server to multiple station human-machine interfaces, and using the server to control information sharing interaction of the multiple station human-machine interfaces;

[0073] S200, connecting the platform human-machine interface at each platform with the platform controller, and connecting each platform controller with the corresponding platform platform control unit to establish a platform platform door control system at each platform;

[0074] S300, controlling the platform door control unit to receive a door opening or door closing instruction issued by the platform controller, and controlling the motor to perform corresponding actions according to the door opening or door closing instruction to open or close the platform door.

[0075] In this method, after the platform human-machine interface HMI (referred to as platform HMI), the platform controller PLC and the platform screen door control unit DCU are connected, a platform screen door control system for a single platform track is formed. The server is connected to multiple platform human-machine interfaces HMI at the same time, so that this method can break the independent operation mode of the site, realize the centralized monitoring of all site screen doors, and realize the interaction between the screen door system and other subsystems of the track. In view of the problem that the screen doors of each station currently only have a local monitoring system, the distance between stations is far, and the screen doors of each station are not related, this method is based on the single-platform platform screen door equipment control system, and designs a set of multi-platform platform screen door centralized monitoring system, and designs the single-platform HMI program so that it can access the monitoring system server through the Internet, upload operation data and receive server instructions. This method breaks the independent operation mode of the site, not only realizes the centralized monitoring of all site screen doors, but also realizes the interaction between the screen door system and other subsystems of the track.

[0076] According to the above records, in an exemplary embodiment, when the server is used to control the information sharing interaction of multiple platform human-machine interfaces, it also includes: using a message queue unit to read and / or write the queue of the platform in each track line; using a front-end application server to deploy a front-end web page unit to obtain dynamic data and respond to dynamic requests from the front-end web page and terminal devices; using a back-end server to deploy a network service program to provide the dynamic data, as well as control the database and perform addition, deletion, modification and query operations on the database; using a database to store historical data, user accounts, authority data, spare parts management data, track line station data and platform parameters of platform shielding doors; using a front-end web page unit to request the back-end server for real-time operation data of the shielding door, real-time operation data of the shielding door's auxiliary power supply and corresponding historical trend records; and dynamically updating the real-time operation data of the shielding door, real-time operation data of the shielding door's auxiliary power supply and corresponding historical trend records in the front-end web page and terminal device display page; the message queue unit, the front-end application server, the back-end server, the database and the front-end web page unit are located in the service. Based on the original single-station platform screen door control system, this method uses network service programs, combines database technology, message middleware technology and data cache technology, realizes the needs of centralized monitoring of platform screen doors in rail transit, modifies some operating parameters and saves operating data, and connects the originally independently operated substation equipment. The system realizes centralized monitoring, centralized management and remote maintenance.

[0077] In an exemplary embodiment, if Figure 3 The database is also connected to a device management module, a sub-library and sub-table module, and a user authority management module; the sub-library and sub-table module is also connected to a real-time data recording module and a historical record query module; the real-time data recording module is also connected to a real-time data reading interface and a message queue upload queue interface; the historical record query module is also connected to a historical data query interface, and the user authority management module is also connected to a user management interface and an authority verification interface. Among them, the sub-library and sub-table module is used to add, delete, modify, and query the databases corresponding to different lines, and use the sub-library key to use the data collection time, and the sub-table key uses the station number; the real-time data recording module is used to obtain the data uploaded through the message queue upload interface and respond to the real-time data request of the front-end web page; the user authority and management module is used for login verification and control of access rights; the device management module is used to record the number of shielding door components and the shielding door replacement record.

[0078] In an exemplary embodiment, the platform controller is connected to the platform human-machine interface and the platform platform screen door control unit via RS485; each platform human-machine interface is connected to more than two platform controllers, and each platform controller is connected to one quarter of the platform platform screen door control units.

[0079] As an example, Figure 1 As shown, the platform screen door monitoring system includes: a screen door control unit DCU arranged at the platform;

[0080] The single-side platform controller PLC is connected to the door control unit DCU via RS485; wherein each platform controller PLC is connected to one quarter of the platform shielding door control units DCU at the corresponding platform.

[0081] The station HMI is connected to the station controller PLC via RS485; each station human-machine interface is connected to more than two station controllers.

[0082] The server is connected to the station HMI through the Internet or optical fiber; the server includes the message queue RabbitMQ, the front-end application server Nginx, the back-end server Tomcat and the database mysql.

[0083] The message queue RabbitMQ has two queues, read and write, for each track line.

[0084] The front-end application server Nginx is used to deploy front-end web page units, host static resources, obtain dynamic data, and respond to dynamic requests for web pages and apps.

[0085] The backend server Tomcat is used to deploy Java network service programs, provide dynamic data, database addition, deletion, modification and query operations, and access control.

[0086] The database mysql is used to store platform screen door historical data, user accounts, authority data, spare parts management data, line site data and platform parameters.

[0087] The front-end web page unit includes a data acquisition module and a status display module. The data acquisition module is used to request the real-time operation data and historical trend records of the shielding door and its auxiliary power supply and communication module from the back-end server. The status display module is used to dynamically update the real-time operation data and historical trend records of the shielding door and its auxiliary power supply and communication module in the web page and the app client display page.

[0088] According to the above records, in an exemplary embodiment, the platform controller is also connected to a platform end control box, a local control box and an operation indicator panel; the platform end control box is arranged at both ends of each platform, the local control box is arranged at the platform screen door, and the operation indicator panel is arranged in the station integrated control room to display the switch status and fault information of the platform screen door. Figure 3As shown in the figure, the single platform screen door control system mainly consists of a main control machine (i.e., platform HMI), input / output modules, platform end control box PSL, screen door control unit DCU, local control box LCB, operation indicator panel PSA and redundant bus network. The bus network connecting the station screen door control unit adopts dual bus redundancy technology. Among them, PSL is located at both ends of each platform for platform-level control; LCB is located at the right lintel of each level screen door for manual operation; PSA is arranged in the station comprehensive control room to display the switch status and fault information of the screen door, and can also realize station-level control. When the signal system in the platform HMI confirms that the train stop position is within the allowed range, it issues a door opening command to the PLC, and the PLC sends instructions to the DCU to control the motor action, and executes sequential operations such as unlocking and opening the door to control the automatic opening and closing of the screen door.

[0089] In summary, in view of the problem that the shielding doors of each station currently only have a local monitoring system, the distance between stations is far, and the shielding doors of each station are not related to each other, this method is based on the single-station shielding door equipment control system, designs a set of multi-station shielding door centralized monitoring system, and designs the single-station HMI program so that it can access the monitoring system server through the Internet, upload operating data and receive server instructions. This method breaks the independent operation mode of the station, not only realizes the centralized monitoring of shielding doors of all stations, but also realizes the information sharing and interaction between the shielding door system and other subsystems of the track. Based on the original single-station shielding door control system, this method uses network service programs, combines database technology, message middleware technology and data caching technology, realizes the needs of centralized monitoring of platform shielding doors in rail transit, modifies some operating parameters and saves operating data, connects the substation equipment that originally operated independently, and realizes centralized monitoring, centralized management and remote maintenance. Therefore, the present invention effectively overcomes the various shortcomings in the prior art and has a high industrial utilization value.

[0090] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the art may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed by the present invention shall still be covered by the claims of the present invention.

[0091] It should be understood that, although the terms first, second, third, etc. may be used to describe preset ranges, etc. in the embodiments of the present invention, these preset ranges should not be limited to these terms. These terms are only used to distinguish preset ranges from each other. For example, without departing from the scope of the embodiments of the present invention, the first preset range may also be referred to as the second preset range, and similarly, the second preset range may also be referred to as the first preset range.

Claims

1. A railway platform screen door monitoring system, characterized in that: Included are: The server is used to connect with multiple station human-machine interfaces and control the information sharing interaction of multiple station human-machine interfaces; A station human-machine interface, used to connect and control a station controller located at the station; A platform controller, used for connecting and controlling the platform screen door control unit located at the platform; The platform screen door control unit is used to receive the door opening or closing command issued by the platform controller, and control the motor to perform corresponding actions according to the door opening or closing command to open or close the platform screen door; The server includes: A message queue unit for reading and / or writing to the queues at the stations in each track line; The front-end application server is used to deploy the front-end web page unit, obtain dynamic data, and respond to dynamic requests from the front-end web page and terminal devices; The back-end server is used to deploy the network service program, provide the dynamic data, and control the database and perform addition, deletion, modification and query operations on the database; Database, used to store historical data of platform screen doors, user accounts, authority data, spare parts management data, track line station data and platform parameters; The front-end web page unit is used to request the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records from the back-end server; and is used to dynamically update the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records in the front-end web page and the terminal device display page.

2. The rail platform screen door monitoring system according to claim 1, characterized in that: The database is also connected to a device management module, a sub-library and sub-table module, and a user authority management module; The sub-library and sub-table module is also connected to the real-time data recording module and the historical record query module; the real-time data recording module is also connected to the real-time data reading interface and the message queue upload queue interface; the historical record query module is also connected to the historical data query interface; The user authority management module is also connected to the user management interface and the authority verification interface; The sub-library and sub-table modules are used to add, delete, modify and check the databases corresponding to different lines, and use the sub-library key to use the data collection time, and the sub-table key uses the station number; The real-time data recording module is used to obtain data uploaded through the message queue upload interface and respond to real-time data requests from the front-end web page; The user authority and management module is used for login verification and access control; The equipment management module is used to record the number of shielding door components and shielding door replacement records.

3. The rail platform screen door monitoring system according to claim 1, characterized in that: The platform controller is connected to the platform human-machine interface and the platform screen door control unit via RS485; each platform human-machine interface is connected to more than two platform controllers, and each platform controller is connected to one quarter of the platform screen door control units at the corresponding platform.

4. The railway platform screen door monitoring system according to claim 1, characterized in that: The platform controller is also connected to a platform end control box, a local control box and an operation indicator panel; the platform end control box is arranged at both ends of each platform, the local control box is arranged at the platform shielding door, and the operation indicator panel is arranged in the station integrated control room for displaying the switch status and fault information of the platform shielding door.

5. A method for monitoring a platform screen door of a railway station, characterized in that: The following steps are involved: Connecting a server to multiple station human-machine interfaces, and using the server to control information sharing and interaction of the multiple station human-machine interfaces; Connecting the platform human-machine interface at each platform with the platform controller, and connecting each platform controller with the corresponding platform screen door control unit to establish a platform screen door control system at each platform; Control the platform door control unit to receive the door opening or door closing command issued by the platform controller, and control the motor to perform corresponding actions according to the door opening or door closing command to open or close the platform door; When the server is used to control the information sharing interaction of multiple station human-machine interfaces, it also includes: Using the message queue unit to read and / or write to the queues of the platforms in each track line; Deploy front-end web page units using front-end application servers, obtain dynamic data, and respond to dynamic requests from front-end web pages and terminal devices; Using the back-end server to deploy the network service program, provide the dynamic data, and control the database and perform addition, deletion, modification and query operations on the database; Use the database to store historical data of platform screen doors, user accounts, authority data, spare parts management data, track line station data and platform parameters; Using the front-end web page unit to request the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records from the back-end server; and dynamically updating the real-time operation data of the shielding door, the real-time operation data of the shielding door's auxiliary power supply and the corresponding historical trend records in the front-end web page and the terminal device display page; The message queue unit, front-end application server, back-end server, database and front-end web page unit are located in the service.

6. The method for monitoring platform screen doors according to claim 5, characterized in that: The database is also connected to a device management module, a sub-library and sub-table module, and a user authority management module; The sub-library and sub-table module is also connected to the real-time data recording module and the historical record query module; the real-time data recording module is also connected to the real-time data reading interface and the message queue upload queue interface; the historical record query module is also connected to the historical data query interface; The user authority management module is also connected to the user management interface and the authority verification interface; The sub-library and sub-table modules are used to add, delete, modify and check the databases corresponding to different lines, and use the sub-library key to use the data collection time, and the sub-table key uses the station number; The real-time data recording module is used to obtain data uploaded through the message queue upload interface and respond to real-time data requests from the front-end web page; The user authority and management module is used for login verification and access control; The equipment management module is used to record the number of shielding door components and shielding door replacement records.

7. The method for monitoring platform screen doors according to claim 5, characterized in that: The platform controller is connected to the platform human-machine interface and the platform screen door control unit via RS485; each platform human-machine interface is connected to more than two platform controllers, and each platform controller is connected to one quarter of the platform screen door control units at the corresponding platform.

8. The method for monitoring platform screen doors according to claim 5, characterized in that: The platform controller is also connected to a platform end control box, a local control box and an operation indicator panel; the platform end control box is arranged at both ends of each platform, the local control box is arranged at the platform shielding door, and the operation indicator panel is arranged in the station integrated control room for displaying the switch status and fault information of the platform shielding door.

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