CN113347379A - Monitoring platform for dispatching station yard of subway in ground - Google Patents
Monitoring platform for dispatching station yard of subway in ground Download PDFInfo
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- CN113347379A CN113347379A CN202110614224.1A CN202110614224A CN113347379A CN 113347379 A CN113347379 A CN 113347379A CN 202110614224 A CN202110614224 A CN 202110614224A CN 113347379 A CN113347379 A CN 113347379A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
Abstract
The invention relates to the technical field of data transmission, in particular to a monitoring platform for a local railway dispatching station. The system comprises an information source acquisition unit, a scheduling communication transmission unit and an information integration unit, wherein the information source acquisition unit is used for acquiring the use conditions of station stations and station tracks, the scheduling communication transmission unit is used for transmitting the information acquired by the station stations, and the information integration unit is used for integrating and displaying the graphs of the station stations in real time; the information integration unit comprises a network exchange module, a video decoding module, a KVM switching module and a data display module, wherein the video decoding module comprises an A video decoding module and a B video decoding module, and the M video decoding module is used for decoding compressed videos of railway battlefield graphs of a plurality of railway stations. The invention mainly solves the problems that the investment for adopting a CTC system to schedule and monitor the local railway is overlarge, the CTC function can not be fully exerted, the waste is very large, and the later maintenance cost is higher.
Description
Technical Field
The invention relates to the technical field of data transmission, in particular to a monitoring platform for a local railway dispatching station.
Background
The current railway dispatching command realizes the real-time information transmission of the station yard by adopting a CTC system, and the CTC has multiple functions, more equipment and high manufacturing cost, and is suitable for national railway trunk systems. And some local railways and special lines have insufficient equipment investment due to small enterprise scale, and meanwhile, as the traffic flow is not fixed and unbalanced, the dispatching command does not need as many services in CTC, and the CTC system is adopted, so that the investment is overlarge, the CTC function can not be fully exerted, the waste is large, and the later maintenance cost is higher. But only the use condition of station track line needs to be monitored and observed, so that a system platform which is low in cost, mature in technology and only capable of monitoring station yard change in real time is urgently needed.
Disclosure of Invention
The present invention is directed to a monitoring platform for a local railway dispatching station to solve the above problems.
In order to achieve the purpose, the invention provides a monitoring platform for a local railway dispatching station, which comprises an information source acquisition unit, a dispatching communication transmission unit and an information integration unit, wherein the information source acquisition unit is used for acquiring the use conditions of a plurality of station stations and stations, the dispatching communication transmission unit is used for transmitting information of the conditions acquired by the plurality of railway stations, and the information integration unit is used for integrating and displaying the use conditions of a plurality of railway station lines;
the information integration unit comprises a network exchange module, a video decoding module, a KVM switching module and a data display module, wherein the network exchange module is used for receiving information transmitted by the scheduling communication transmission unit and providing interfaces of a plurality of sub-networks for the video decoding module to connect, the video decoding module comprises an A video decoding module and a B video decoding module, the A video decoding module and the B video decoding module are used for decoding videos of information obtained by compressing graphs of a plurality of local railway stations, the KVM switching module is used for controlling a plurality of groups of decoded railway battlefield graphs transmitted by the switching module with video split screen or single screen display, and the data display module is used for displaying videos transmitted by the KVM switching module so that a railway dispatcher can observe and master the use condition of each station;
the video decoding module A and the video decoding module B in the video decoding module are connected with the KVM switching module, the KVM switching module and the data display module through VGA cables.
As a further improvement of the technical solution, the information source acquisition unit includes an a station information module and a B station information module.
As a further improvement of the technical solution, the a station information module and the B station information module each include a video display module, a video coding module, a video communication station communication transmission module, and an industrial personal computer, where the video display module is used to display information such as a station track, a switch, and a signal, the video coding module compresses and codes video data displayed by the video display module so as to transmit the video data displayed by the video display module, the video communication station communication transmission module is used to transmit the information compressed and coded by the video coding module to the scheduling communication transmission unit, and the industrial personal computer is an information source for providing real-time station field pattern change for the video coding module by the existing station microcomputer interlock control industrial personal computer.
As a further improvement of the technical solution, the video display module and the video coding module are connected by a VGA frequency cable, and the video coding module collects and processes VGA signals transmitted from the video display module into a data stream media format for transmission, so as to facilitate real-time transmission of usage conditions of lines in station yards and real-time transmission of graphics changes in each station yard. During streaming, the time-based media audio/video server such as images or animations is continuously transmitted to the user computer in real time, and the user can watch the files in real time only after the start delay of a few seconds or tens of seconds without waiting for the whole file to be completely downloaded.
As a further improvement of the technical solution, the scheduling communication transmission unit includes an information integration module, an information scheduling module, and an information transmission module, the information integration module is configured to receive and integrate the usage information of the station yard tracks transmitted from the information source acquisition unit, the information scheduling module is configured to receive the usage information of the station yard tracks integrated by the information integration module and continuously receive the information integrated by the information integration module in the future, so that the information of each station is updated in time, and the information transmission module transmits the information transmitted by the information scheduling module to the information integration unit.
As a further improvement of the technical scheme, the video coding module, the video communication station communication transmission module, the information transmission module and the network switching module are connected through LAN interfaces according to a DCP/IP protocol, and the LAN interfaces are mainly used for connecting a router and a local area network so as to facilitate the transmission of the graphic information of the station and the yard of the station.
As a further improvement of the technical solution, the video encoding module and the video decoding module respectively process the VGA signals into a data stream media format and convert the data stream media signals into VGA signals, so that in the process of data conversion, the erroneously selected display pixels are modified, and when the resolution is too low, the image with lower resolution is still vividly and vividly viewed by the sensitivity of naked eyes to colors.
As a further improvement of the technical scheme, the KVM switching module is connected with the data display module through a VGA cable bundle, and the data display module is a large LCD spliced screen, so that a dispatcher can observe the running condition of each station conveniently.
As a further improvement of the technical scheme, the video coding module and the video communication station communication transmission module can be connected through a railway communication network and can also be connected through a leased communication operator broadband.
Compared with the prior art, the invention has the beneficial effects that:
1. in the monitoring platform of the railway dispatching platform, the data video displayed by the video display module is collected and processed into a data stream media format by the VGA interface and the video coding module, and is transmitted to the communication transmission module of the video communication station by the DCP/IP protocol through the LAN interface, the video decoding module also reduces the information of the stream media format coded by the video coding module into the VGA signal by the DCP/IP protocol and the LAN interface mode, and transmits the VGA signal to the data display module for observation by a dispatcher, so that the dispatcher can master the occupation and the vacancy of station tracks and intervals in the district and the conditions of using lines of trains and shunting operation in real time, thereby being beneficial to flexibly arranging the train flow by the dispatcher, improving the labor efficiency and the operation safety and reducing a large amount of capital investment for enterprises.
Drawings
FIG. 1 is one of the overall block diagrams of embodiment 1;
FIG. 2 is one of the overall block diagrams of embodiment 1;
FIG. 3 is a block diagram of an information source acquisition unit according to embodiment 1;
FIG. 4 is one of the block diagrams of the information source collecting unit of embodiment 1;
fig. 5 is a block diagram of a scheduled communication transmission unit of embodiment 1;
FIG. 6 is a block diagram of an information integrating unit according to embodiment 1;
fig. 7 is an overall flow chart of embodiment 1.
The various reference numbers in the figures mean:
1. an information source acquisition unit; 11. a video display module; 12. a video encoding module; 13. a video communication station communication transmission module; 14. an industrial personal computer;
2. scheduling a communication transmission unit; 21. an information integration module; 22. an information scheduling module; 23. an information transmission module;
3. an information integration unit; 31. a network switching module; 32. a video decoding module; 33. a KVM switch module; 34. and a data display module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Example 1
The invention provides a monitoring platform for a local railway dispatching station, which comprises an information source acquisition unit 1, a dispatching communication transmission unit 2 and an information integration unit 3, wherein the information source acquisition unit 1 is used for acquiring the use conditions of a plurality of station tracks, the dispatching communication transmission unit 2 is used for transmitting information of the acquired conditions of the plurality of railway stations, and the information integration unit 3 is used for integrating and displaying the use conditions of the plurality of railway station tracks;
the information integration unit 3 comprises a network switching module 31, a video decoding module 32, a KVM switching module 33 and a data display module 34, wherein the network switching module 31 is used for receiving the information transmitted by the scheduling communication transmission unit 2 and providing interfaces of a plurality of sub-networks for the video decoding module 32 to connect, the video decoding module 32 comprises an a video decoding module and a B video decoding module, the a video decoding module and the B video decoding module are used for decompressing videos of railway scheduling information compressed by a plurality of railway battlefield graphs, the KVM switching module 33 is used for controlling multiple groups of decompressed information transmitted by the video switching module 32 to be displayed in a split screen or single screen mode, and the data display module 34 is used for displaying the videos transmitted by the KVM switching module 33 in a split screen mode in a whole screen and in a split screen mode so as to be observed by a railway dispatcher conveniently;
the video decoding module a and the video decoding module B in the video decoding module 32 are connected to the KVM switch module 33, and the data display module 34 through VGA cables;
the KVM switching module 33 and the data display module 34 are connected by a VGA cable bundle, and the data display module 34 is a large LCD spliced screen, so that dispatchers can conveniently watch and master the conditions of each station;
the information source acquisition unit 1 comprises an A station information module and a B station information module.
When the information source collecting unit 1, the scheduling communication transmitting unit 2, and the information integrating unit 3 in this embodiment are used, the network switching module 31 receives the video data transmitted by the scheduling communication transmitting unit 2 and compressed and encoded by the information source collecting unit 1, and transmits the transmitted data to the video decoding module according to the position of the corresponding video decoding module in the video decoding module 32, for example, the information compressed and encoded by the a station information module in the information source collecting unit 1 is transmitted to the a video decoding module in the video decoding module 32, the information compressed and encoded by the B station information module in the information source collecting unit 1 is transmitted to the B video decoding module in the video decoding module 32, and so on, the information compressed and encoded by the M station information module in the information source collecting unit 1 is transmitted to the M video decoding module in the video decoding module 32, the video decoding module 32 decodes the data transmitted from the dispatch communication transmission unit 2 through the LAN interface by using the DCP/IP protocol, and transmits the video data decoded by the video decoding module 32 to the KVM switch module 33, the KVM switch module 33 controls the transmitted data, so that a user can control the plurality of data display modules 34 through a set of keyboard, display screen and mouse, and the KVM switch module 33 transmits the controlled video to the data display modules 34 for displaying, so that a dispatcher can master the occupation and vacancy of station tracks and sections in the jurisdiction and the conditions of lines used by trains and shunting operations in real time, thereby facilitating the dispatcher to switch station operators to flexibly arrange the traffic flow, and improving the labor efficiency and the operation safety.
Furthermore, each of the a station information module and the B station information module includes a video display module 11, a video coding module 12, a video communication station communication transmission module 13, and an industrial personal computer 14, where the video display module 11 is used to display the condition of the station, the video coding module 12 compresses and codes the video data displayed by the video display module 11 so as to facilitate the transmission of the video data displayed by the video display module 11, the video communication station communication transmission module 13 is used to transmit the information compressed and coded by the video coding module 12 to the scheduling communication transmission unit 2, the industrial personal computer 14 is used for the video coding module 12 to provide a VGA information source, the video display module 11 and the video coding module 12 are connected by a VGA frequency cable, and the video coding module 12 collects and processes the VGA signals transmitted by the video display module 11 into a data stream media format for transmission, so as to facilitate the real-time transmission of information. During streaming transmission, time-base media such as images or animations are continuously and real-timely transmitted to a user computer by an audio and video server, a user does not need to wait until the whole file is completely downloaded, and can watch the file only after the start delay of a few seconds or tens of seconds, the information source acquisition unit 1 compresses and encodes videos of display conditions of all stations and accelerates the transmission speed of the data videos, so that the data display module 34 can timely display the use conditions of all stations, convenience is brought to dispatchers to flexibly arrange traffic flows, and the labor efficiency and the operation safety are improved.
The video encoding module 12 and the video decoding module 32 respectively process the VGA signals into a data stream media format and convert the data stream media signals into VGA signals, so that in the process of data conversion, the wrongly selected display pixels are modified, and when the resolution is too low, the image with lower resolution is still vividly and vividly viewed through the sensitivity of naked eyes to colors.
The video coding module 12, the video communication station communication transmission module 13, the information transmission module 23 and the network switching module 31 are all connected by a DCP/IP protocol through LAN interfaces, and the LAN interfaces are mainly used for connecting a router and a local area network so as to facilitate information transmission.
Specifically, the scheduling communication transmission unit 2 includes an information integration module 21, an information scheduling module 22 and an information transmission module 23, the information integration module 21 is configured to receive and integrate information of a plurality of stations transmitted by the information source acquisition unit 1, the information scheduling module 22 is configured to receive the information integrated by the information integration module 21 and continuously receive the information integrated by the information integration module 21 in the subsequent process, so that information of railways in each area is updated in time, the information transmission module 23 transmits the information transmitted by the information scheduling module 22 to the information integration unit 3, compressed videos of the railways in each area of the information source acquisition unit 1 are extracted and adjusted by the scheduling communication transmission unit 2, and the extracted and scheduled compressed video data are transmitted to the information integration unit 3 for decompression and display.
Example 2
When some special lines do not have station communication transmission equipment, the video coding module 12 and the video communication station communication transmission module 13 are connected by renting communication operator broadband, so that the railway use condition of the special lines is transmitted to the dispatching communication transmission unit 2, and the dispatching communication transmission unit 2 transmits the railway use condition of the special lines to the information integration unit 3 for display, so that a dispatcher can master the occupation and the vacancy of the special lines and the condition of the railway use line of a train and a shunting operation in real time, the dispatcher can conveniently and flexibly arrange traffic flows, and the labor efficiency and the operation safety are improved.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides a ground railway dispatching station yard monitoring platform which characterized in that: the system comprises an information source acquisition unit (1), a scheduling communication transmission unit (2) and an information integration unit (3), wherein the information source acquisition unit (1) is used for acquiring the use conditions of a plurality of station stations and station tracks, the scheduling communication transmission unit (2) is used for transmitting information of the acquired conditions of a plurality of railway stations, and the information integration unit (3) is used for integrating and displaying the use conditions of a plurality of railway station tracks;
the information integration unit (3) comprises a network switching module (31), a video decoding module (32), a KVM switching module (33) and a data display module (34), wherein the network switching module (31) is used for receiving the information transmitted by the scheduling communication transmission unit (2) and providing interfaces of a plurality of sub-networks for the video decoding module (32) to connect, the video decoding module (32) comprises an A video decoding module and a B video decoding module, the M video decoding module is used for decoding videos of information compressed by a plurality of railway station graphs, the KVM switching module (33) is used for controlling the information of a plurality of groups of decoded railway station graphs transmitted by the switching module (32) of video split-screen or single-screen display, and the data display module (34) is used for displaying the videos transmitted by the KVM switching module (33), so that railway dispatchers can observe the occupation situation of station tracks conveniently;
a video decoding module A and a video decoding module B in the video decoding module (32) are connected with a station microcomputer interlocking console display and a scheduling large screen through VGA cables, namely, an M video decoding module, a KVM switching module (33), the KVM switching module (33) and a data display module (34) are connected with a station microcomputer interlocking console display through VGA cables.
2. A monitoring platform for a railway dispatch platform as claimed in claim 1, wherein: the information source acquisition unit (1) comprises an A station information module and a B station information module.
3. A monitoring platform for a railway dispatch platform as claimed in claim 2, wherein: the station A information module and the station B information module respectively comprise a video display module (11), a video coding module (12), a video communication station communication transmission module (13) and an industrial personal computer (14), wherein the video display module (11) is used for displaying the occupied and idle states of station battlefield tracks, the video coding module (12) is used for carrying out compression coding on video data displayed by the video display module (11), the video communication station communication transmission module (13) is used for transmitting the information compressed and coded by the video coding module (12) to a scheduling communication transmission unit (2), and the industrial personal computer (14) is an information source for providing real-time station pattern change for the video coding module (12) through existing station microcomputer interlocking control display.
4. A monitoring platform for a railway dispatch platform as claimed in claim 3, wherein: the video display module (11) is connected with the video coding module (12) through a VGA (video graphics array) frequency cable, and the video coding module (12) collects and processes VGA signals transmitted by the video display module (11) into a data stream media format for transmission so as to facilitate the real-time transmission of the figure change condition of each station yard.
5. A monitoring platform for a railway dispatch platform as claimed in claim 4, wherein: the dispatching communication transmission unit (2) comprises an information integration module (21), an information dispatching module (22) and an information transmission module (23), wherein the information integration module (21) is used for receiving and integrating information of the use conditions of station battlefield station tracks transmitted by the information source acquisition unit (1), the information dispatching module (22) is used for receiving station field graphic information integrated by the information integration module (21) and continuously receiving the information integrated by the information integration module (21) in the subsequent process, so that the information of each station is updated in time, and the information transmission module (23) transmits the information transmitted by the information dispatching module (22) to the information integration unit (3).
6. A monitoring platform for a railway dispatch platform as claimed in claim 5, wherein: the video coding module (12), the video communication station communication transmission module (13), the information transmission module (23) and the network switching module (31) are connected through a LAN interface by a DCP/IP protocol.
7. A monitoring platform for a railway dispatch platform as claimed in claim 6, wherein: the video coding module (12) and the video decoding module (32) respectively process the VGA signal into a data stream media format and convert the data stream media signal into the VGA signal, so that the wrongly selected display pixels can be modified in the data conversion process.
8. A monitoring platform for a railway dispatch platform as claimed in claim 1, wherein: the KVM switching module (33) and the data display module (34) are connected through a VGA cable bundle.
9. A monitoring platform for a railway dispatch platform as claimed in claim 4, wherein: the video coding module (12) and the video communication station communication transmission module (13) can be connected through a railway communication network and can also be connected through a leased communication operator broadband.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110614224.1A CN113347379A (en) | 2021-06-02 | 2021-06-02 | Monitoring platform for dispatching station yard of subway in ground |
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| CN202110614224.1A CN113347379A (en) | 2021-06-02 | 2021-06-02 | Monitoring platform for dispatching station yard of subway in ground |
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