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CN-121990020-A - Train approach warning system

CN121990020ACN 121990020 ACN121990020 ACN 121990020ACN-121990020-A

Abstract

The invention provides a train approaching warning system, which is applied to the technical field of railway communication. The system comprises train end equipment, a construction protection early-warning terminal, a railway existing communication facility and a construction early-warning platform, wherein the train end equipment collects train operation information and broadcasts train approaching early-warning information according to a preset period, the construction protection early-warning terminal receives the train approaching early-warning information, the train end equipment sends train number checking information to the construction early-warning platform through the railway existing communication facility, the construction early-warning platform checks the train operation information in the train number checking information by combining construction operator position information collected by the construction protection early-warning terminal, pre-recorded construction planning operator interval position and locomotive approach early-warning information transmitted by the railway existing communication facility, and if the construction early-warning platform confirms that a train approaches a construction area, the train approaching early-warning information is issued to the corresponding construction protection early-warning terminal through the railway existing communication facility.

Inventors

  • TIAN XIUCHEN
  • XIONG DAOQUAN
  • LIU RUIHUA

Assignees

  • 北京世纪东方智汇科技股份有限公司

Dates

Publication Date
20260508
Application Date
20260212

Claims (10)

  1. 1. The train approach warning system is characterized by comprising train end equipment, a construction protection warning terminal, a railway existing communication facility and a construction warning platform, wherein the train end equipment is in communication connection with the construction protection warning terminal, the train end equipment is connected with the construction warning platform through the railway existing communication facility, and the construction warning platform is connected with the construction protection warning terminal; the train terminal equipment collects train operation information and broadcasts train approaching early warning information according to a preset period, and the construction protection early warning terminal receives the train approaching early warning information; The train end equipment sends train number checking information to the construction early warning platform through the existing communication facilities of the railway, the construction early warning platform checks train operation information in the train number checking information by combining construction operator position information acquired by the construction early warning terminal, pre-recorded construction planning personnel interval position and locomotive route advance notice information transmitted by the existing communication facilities of the railway, and if the construction early warning platform confirms that a train approaches a construction area, the train approaching early warning information is issued to the corresponding construction early warning terminal through the existing communication facilities of the railway.
  2. 2. The train proximity warning system according to claim 1, wherein the train end equipment includes a train operation monitoring device and a locomotive integrated wireless communication device; The train operation monitoring device is used for collecting train operation information and transmitting the information to the locomotive comprehensive wireless communication equipment; The locomotive comprehensive wireless communication equipment is used for receiving the train running information, broadcasting train approaching early warning information to the construction protection early warning terminal through the integrated wireless broadcasting module according to a preset period, simultaneously sending train number checking information containing the train running information to the construction early warning platform through the railway existing communication facilities, and receiving feedback data transmitted by the railway existing communication facilities.
  3. 3. The train proximity warning system according to claim 1, wherein the railway existing communication facility includes a dedicated communication network and a railway server; The special communication network is used for realizing data transmission between the train end equipment and the railway server, between the railway server and the construction early-warning platform, and between the construction early-warning platform and the construction protection early-warning terminal; The railway server is used for receiving and storing train number checking information sent by the train end equipment through the special communication network, acquiring locomotive route forecast information and transmitting the locomotive route forecast information to the construction early warning platform, and forwarding feedback data of the construction early warning platform to the train end equipment.
  4. 4. The train proximity warning system according to claim 1, wherein the dedicated communication network is a railway global system for mobile communications GSM-R dedicated communication network, and the railway server is a maintenance information GSM-R interface server.
  5. 5. The train approach warning system according to claim 1, wherein the construction protection warning terminal comprises a positioning module and a wireless communication module, wherein the positioning module is used for collecting real-time position information of construction operators, and the wireless communication module is used for receiving train approach warning information broadcast by the train end equipment and train approach warning information issued by the construction warning platform.
  6. 6. The system of claim 5, wherein the construction protection and early warning terminal further comprises an early warning module, the early warning module is configured to send an early warning prompt to a construction operator through at least one of voice broadcasting, light flashing or vibration after receiving the train approach early warning information, and the voice broadcasting content at least comprises a train number, an estimated approach time and an avoidance prompt.
  7. 7. The train approach warning system according to claim 1, wherein the construction warning platform is used for matching the locomotive route forecast information with a pre-recorded construction planning personnel interval position, screening trains with overlapping route routes and construction intervals, extracting real-time kilometers marks and running speeds of the trains in train number checking information, calculating the linear distance and the expected arrival time of the trains and the constructors by combining real-time position information of the constructors, and confirming the approach of the trains to the construction area if the linear distance is smaller than a preset safety threshold and the expected arrival time is smaller than a preset duration threshold.
  8. 8. The train approach warning system according to claim 7, wherein the construction early warning platform is further configured to check a real-time position of the train in combination with the locomotive approach forecast information and the train number check information based on a pre-entered construction planner section position if the construction worker position information acquired by the construction protection early warning terminal is lost.
  9. 9. The system of claim 1, wherein the construction pre-warning platform is further configured to synchronously record warning information after confirming that the train approaches the construction area and issuing the train approach pre-warning information, where the warning information includes at least warning time, train number, construction area location, construction protection pre-warning terminal identifier for receiving the pre-warning information, and pre-warning information content.
  10. 10. The train proximity warning system according to claim 1, wherein the construction planner section position is pre-entered through an entry interface of the construction pre-warning platform.

Description

Train approach warning system Technical Field The invention relates to the technical field of railway communication, in particular to a train approach warning system. Background In a railway engineering construction scene, a construction area is close to an operation line, if early warning cannot be sent to constructors in time when a train approaches, casualties are easy to cause, so that real-time monitoring and accurate early warning of the approach of the train are realized, and the core requirements of the safety of the constructors and railway operation order are ensured. In the prior art, aiming at the early warning requirement of train approaching, the scheme 1 can generally adopt the following solutions that train operation information is transmitted and early warning is realized through the cooperation of signal equipment, a total server and a field handheld terminal, the scheme 2 adopts vibration sensors at two ends of a construction operation section to collect rail vibration information, and the coming train warning is completed through a signal transmitter and a receiving alarm, and the scheme 3 combines Doppler effect speed measurement and low-power consumption wireless communication to realize early warning. However, the scheme has obvious defects that a large amount of special hardware equipment is required to be additionally deployed in part of the system in the scheme 1, so that the construction cost is high, most of the systems in the scheme 2 rely on a single communication channel to transmit early warning information, early warning failure is easily caused by communication interruption in the scenes of tunnels, complex road sections and the like, the reliability is insufficient, the scheme 3 is that in a railway junction area, the existing systems are difficult to acquire locomotive route forecast and road crossing information, false warning is easily caused by misjudging the running direction of a train, and the accurate early warning requirement cannot be met. Disclosure of Invention The invention provides a train approaching warning system, which is used for solving the problems of high train approaching warning cost, low reliability and easy false alarm of a junction area in railway engineering construction, and can reduce the cost by relying on the existing equipment and network of a railway and improve the reliability and the accuracy through double-channel transmission. The invention provides a train approaching warning system which comprises train end equipment, a construction protection warning terminal, a railway existing communication facility and a construction warning platform, wherein the train end equipment is in communication connection with the construction protection warning terminal, the train end equipment is connected with the construction warning platform through the railway existing communication facility, the construction warning platform is connected with the construction protection warning terminal, train operation information is collected by the train end equipment and broadcast according to a preset period, the construction protection warning terminal receives the train approaching warning information, the train end equipment sends train number checking information to the construction warning platform through the railway existing communication facility, and the construction warning platform checks train operation information in the train number checking information by combining with construction operator position information collected by the construction protection warning terminal, pre-recorded construction planning operator interval position and locomotive approach warning information transmitted by the railway existing communication facility. The train end equipment comprises a train operation monitoring device and locomotive integrated wireless communication equipment, wherein the train operation monitoring device is used for collecting train operation information and transmitting the train operation information to the locomotive integrated wireless communication equipment, the locomotive integrated wireless communication equipment is used for receiving the train operation information, broadcasting train approaching early warning information to the construction protection early warning terminal through an integrated wireless broadcasting module according to a preset period, and simultaneously sending train number checking information containing the train operation information to the construction early warning platform through the railway existing communication facility and receiving feedback data transmitted by the railway existing communication facility. The train approach warning system provided by the invention comprises a special communication network and a railway server, wherein the special communication network is used for realizing data transmission among the train end equipment, the railway server, the construction warning platform and the const