CN111968344A - Signal interface detection equipment and method for railway earthquake early warning monitoring system - Google Patents
Signal interface detection equipment and method for railway earthquake early warning monitoring system Download PDFInfo
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Abstract
The embodiment of the invention provides a signal interface detection device and a signal interface detection method for a railway earthquake early warning monitoring system, wherein the signal interface detection device comprises a function detection module; the function detection module is used for acquiring a feedback result of actions of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by the remote detection equipment, analyzing the feedback result and acquiring a detection result of the signal interface; the relay action is triggered and obtained by the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment; the signal interface triggers the action of a single-path relay of the signal interface according to the simulation fault information and the test data, and sequentially triggers the action of each path of relay of the signal interface to obtain through switching test; the action of the single-path relay does not trigger the disposal of a signal system in the railway earthquake early warning and monitoring system. The embodiment of the invention does not influence the operation of the railway earthquake early warning monitoring system and does not need to change the railway earthquake early warning monitoring system.
Description
Technical Field
The invention relates to the technical field of rail transit safety, in particular to a signal interface detection device and a signal interface detection method for a railway earthquake early warning monitoring system.
Background
The earthquake early warning and monitoring system for the high-speed railway consists of a railway center system and field monitoring equipment. The field monitoring equipment consists of a seismometer and a monitoring unit. The monitoring unit consists of a data acquisition unit, a monitoring host, a traction interface, a signal interface and the like, and has the functions of earthquake monitoring, traction triggering, signal triggering and the like.
The signal interface is an important component of the on-site monitoring equipment of the earthquake early warning monitoring system. When secondary or tertiary treatment occurs, the railway center system or the field monitoring equipment can automatically trigger the signal interface to act, and the linkage trigger signal system controls the signal section. Therefore, the periodic detection of the signal interface is an important work, the reliable action of the signal interface is ensured, the driving system is effectively controlled, and the disaster loss is reduced or even avoided.
At present, vehicle-mounted earthquake emergency treatment device entrance and exit detection equipment is generally adopted for detecting a signal interface. The device adopts a GSM-R wireless communication mode, sends emergency disposal information to the vehicle-mounted earthquake emergency disposal device through a simulated railway center system, and tests key service functions of acousto-optic alarm, disposal output and the like of the vehicle-mounted earthquake emergency disposal device. The test equipment adopts a highly centralized functional design, so that the daily detection requirement of the functional state of the vehicle-mounted earthquake emergency treatment device is conveniently met; the system has complete system software and complete technical support, and ensures the safe and stable operation of user software.
The vehicle-mounted earthquake emergency disposal device entrance and exit detection equipment can realize key function test on the entrance and exit links of the vehicle-mounted earthquake emergency disposal device. During testing, if the signal interface functions normally, after receiving simulated fault information, the signal interface equipment is triggered to trigger a signal system to perform emergency treatment, so that the normal operation of the conventional vehicle-mounted earthquake emergency treatment device is influenced. And the device is only suitable for the vehicle-mounted earthquake emergency treatment device equipped with the GSM-R communication unit to perform function test.
Disclosure of Invention
The embodiment of the invention provides a signal interface detection device and a signal interface detection method for a railway earthquake early warning monitoring system, which are used for solving the defect that the normal operation of the conventional vehicle-mounted earthquake emergency disposal device is influenced when the signal interface detection is carried out by the vehicle-mounted earthquake emergency disposal device entrance and exit detection device in the prior art, and realizing that the operation of the conventional earthquake early warning system device is not influenced when the signal interface detection is carried out.
The embodiment of the invention provides a signal interface detection device of a railway earthquake early warning monitoring system, which comprises a function detection module;
the function detection module is used for acquiring a feedback result of actions of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by remote detection equipment, and acquiring a detection result of the signal interface according to the feedback result;
the relay action is triggered and obtained by the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment;
the signal interface triggers the action of a single-path relay of the signal interface according to the simulation fault information and the test data, and sequentially triggers the action of each path of relay of the signal interface through switching test;
and the action of the single-path relay does not trigger the disposal of a signal system in the railway earthquake early warning and monitoring system.
According to the signal interface detection device of the railway earthquake early warning monitoring system, the function detection module comprises an information processing detection unit and an input/output interface detection unit;
the information processing and detecting unit is used for receiving a detection instruction sent by remote detection equipment and processing detection related data according to the detection instruction;
the input and output interface detection unit is used for acquiring a feedback result of the relay action of the signal interface according to the detection instruction, analyzing the feedback result according to the processed related data and acquiring the detection result of the signal interface.
According to the detection equipment for the signal interface of the railway earthquake early warning and monitoring system, the signal interface is provided with a double-path relay;
correspondingly, the relay action is obtained by the signal interface triggering one path of relay action of the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment and triggering the other path of relay action of the signal interface through switching test;
the signal system in the railway earthquake early warning and monitoring system is not triggered to be disposed by the action of the single-path relay of the signal interface, and the disposal of the signal system is triggered only by the simultaneous triggering of the actions of the two-path relay of the signal interface.
The signal interface detection device of the railway earthquake early warning monitoring system further comprises a GSM-R communication module, wherein the GSM-R communication module is used for communication between the remote detection device and the signal interface detection device;
correspondingly, the function detection module is used for receiving a detection instruction sent by the remote detection equipment through the GSM-R communication module.
According to the signal interface detection device of the railway earthquake early warning monitoring system, the GSM-R communication module comprises a communication control unit and a radio frequency communication unit;
the radio frequency communication unit is used for receiving and sending communication contents between the remote detection equipment and the signal interface detection equipment;
the communication control unit is used for encoding and decoding the communication content.
The embodiment of the invention also provides a signal interface detection method of the railway earthquake early warning monitoring system, which comprises the following steps:
acquiring a feedback result of the action of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by remote detection equipment through a function detection module;
obtaining a detection result of the signal interface according to the feedback result;
the relay action is triggered and obtained by the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment;
the signal interface triggers the action of a single-path relay of the signal interface according to the simulation fault information and the test data, and sequentially triggers the action of each path of relay of the signal interface through switching test;
and the action of the single-path relay does not trigger the disposal of a signal system in the railway earthquake early warning and monitoring system. According to the signal interface detection method of the railway earthquake early warning monitoring system, disclosed by the embodiment of the invention, the function detection module comprises an information processing detection unit and an input/output interface detection unit;
correspondingly, a feedback result of the relay action of the signal interface is acquired through the function detection module according to a detection instruction sent by the remote detection equipment; the step of obtaining the detection result of the signal interface according to the feedback result comprises the following steps:
receiving a detection instruction sent by remote detection equipment through the information processing detection unit, and processing detection related data according to the detection instruction;
and acquiring a feedback result of the relay action of the signal interface according to the detection instruction through the input/output interface detection unit, and analyzing the feedback result according to the processed related data to acquire the detection result of the signal interface.
According to the detection method of the signal interface of the railway earthquake early warning and monitoring system, the signal interface is provided with a double-path relay;
correspondingly, the relay action is obtained by the signal interface triggering one path of relay action of the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment and triggering the other path of relay action of the signal interface through switching test;
the signal system in the railway earthquake early warning and monitoring system is not triggered to be disposed by the action of the single-path relay of the signal interface, and the disposal of the signal system is triggered only by the simultaneous triggering of the actions of the two-path relay of the signal interface.
According to the signal interface detection method of the railway earthquake early warning monitoring system, the remote detection equipment and the signal interface detection equipment are communicated through a GSM-R communication module;
correspondingly, the step of receiving, by the function detection module, the detection instruction sent by the remote detection device includes:
and receiving a detection instruction sent by remote detection equipment by using the GSM-R communication module through the function detection module.
According to the signal interface detection method of the railway earthquake early warning monitoring system, the GSM-R communication module comprises a communication control unit and a radio frequency communication unit;
correspondingly, the step of communicating between the remote detection device and the signal interface detection device through the GSM-R communication module includes:
receiving and transmitting communication contents between the remote detection equipment and signal interface detection equipment through the radio frequency communication unit;
and the communication control unit is used for encoding and decoding the communication content.
The embodiment of the invention provides a signal interface detection device and a method of a railway earthquake early warning monitoring system, the fault information and the test data are sent to the signal interface through the remote detection equipment by simulating the fault information of the signal interface, the action of a single-path relay of the signal interface is triggered, the feedback result of the action of the signal interface single-path relay is collected by the function detection module, the trigger action detection of the signal interface multi-path relay is sequentially finished by the switching test, the detection result of the trigger action of each path of relay of the signal interface is analyzed, the simulation test only triggers the action of the single-path relay, the false action of a signal system is ensured not to be triggered, therefore, the operation of the railway earthquake early warning and monitoring system is not influenced, and in addition, the signal interface detection equipment is independent of the railway earthquake early warning and monitoring system and does not need to change the subway earthquake early warning and monitoring system.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a signal interface detection device of a railway earthquake early warning and monitoring system provided by an embodiment of the invention;
FIG. 2 is a schematic diagram of a framework for detecting a signal interface of a signal interface detection device of a railway earthquake early warning and monitoring system according to an embodiment of the present invention;
fig. 3 is a schematic flow chart of a method for detecting a signal interface of a railway earthquake early warning and monitoring system according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
The following describes a signal interface detection device of a railway earthquake early warning and monitoring system according to an embodiment of the present invention with reference to fig. 1, which includes a function detection module; the function detection module is used for acquiring a feedback result of actions of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by remote detection equipment, and acquiring a detection result of the signal interface according to the feedback result;
the signal interface detection equipment is equipment which is arranged along a railway line, is connected with a signal interface and is used for carrying out function detection on the signal interface. The signal interface is an important component of the on-site monitoring equipment of the earthquake early warning monitoring system. When secondary or tertiary treatment occurs, the railway center system or the field monitoring equipment can automatically trigger the signal interface to act, and the linkage trigger signal system controls the signal section.
The signal interface detection equipment receives a detection instruction sent by the remote detection equipment, and a feedback result of the relay action of the monitoring signal interface is acquired through the function detection module and analyzed to obtain a function detection result of the signal interface. The signal interface detection device accesses the switch to perform data communication with the signal interface through a TCP (Transmission Control Protocol)/IP (Internet Protocol) Protocol. The communication content comprises related data detected by the signal interface and the feedback result of the relay action of the signal interface. The data content consists of a frame start, a data field, a CRC (Cyclic Redundancy Check) field, and a frame end. And sending a detection result to the remote detection equipment after the signal interface detection equipment completes the detection task. And the remote detection equipment receives the detection result, confirms the detection result with the signal interface detection equipment and then finishes the detection. And evaluating the detection result of the signal interface, storing the detection result and preparing for retrieval.
The relay action is triggered and obtained by the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment; the signal interface triggers the action of a single-path relay of the signal interface according to the simulation fault information and the test data, and sequentially triggers the action of each path of relay of the signal interface through switching test; and the action of the single-path relay does not trigger the disposal of a signal system in the railway earthquake early warning and monitoring system.
Wherein the test data sent by the remote detection device comprises secondary or tertiary disposal information of the earthquake alarm. The signal interface comprises a multi-path relay, the single-path output is in a fault state, and the multi-path output triggers the signal system to act. Due to the simulated signal interface fault information, the signal interface only triggers the single-path relay action of the signal interface at each time according to the test data sent by the remote detection equipment, and the feedback result of the signal interface relay action acquired by the function detection module at each time is the feedback result of the single-path relay action. Then, each path of relay action of the signal interface is triggered in sequence through the switching test, and the function detection module also sequentially recovers the feedback result of each path of relay action of the signal interface.
In this embodiment, the single relay of the signal interface does not trigger the signal system to control the signal interval, so that the signal system is not affected. Emergency treatment of the signal system is triggered only in the case of simultaneous actuation of the multiplex relays of the signal interface. Fig. 2 is a schematic diagram of a framework for detecting a signal interface by a signal interface detection device.
In this embodiment, the fault information of the signal interface is simulated, the fault information and the test data are sent to the signal interface through the remote detection device, the action of the single-path relay of the signal interface is triggered, the feedback result of the action of the single-path relay of the signal interface is acquired through the function detection module, the detection of the trigger action of the multi-path relay of the signal interface is completed in sequence through the switching test, and the detection result of the trigger action of each path of relay of the signal interface is analyzed.
On the basis of the above embodiment, in this embodiment, the function detection module includes an information processing detection unit and an input/output interface detection unit; the information processing and detecting unit is used for receiving a detection instruction sent by remote detection equipment and processing detection related data according to the detection instruction; the input and output interface detection unit is used for acquiring a feedback result of the relay action of the signal interface according to the detection instruction, analyzing the feedback result according to the processed related data and acquiring the detection result of the signal interface.
Specifically, the ethernet interface of the remote detection device sends test data to the signal interface to test the signal interface, and after receiving the remote detection instruction, the signal interface detection device processes, such as parsing and preprocessing, the detection-related data by the information processing and detection unit in the function detection module. The detection-related data refers to data related to detection of the signal interface. And (3) acquiring a relay action feedback result of the signal interface through an Input and Output (IO) interface detection unit. And analyzing the feedback result through the processed detection related data to obtain a detection result.
On the basis of the above embodiments, the signal interface in this embodiment has a two-way relay; correspondingly, the signal interface is provided with a two-way relay; correspondingly, the relay action is obtained by the signal interface triggering one path of relay action of the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment and triggering the other path of relay action of the signal interface through switching test; the signal system in the railway earthquake early warning and monitoring system is not triggered to be disposed by the action of the single-path relay of the signal interface, and the disposal of the signal system is triggered only by the simultaneous triggering of the actions of the two-path relay of the signal interface.
Specifically, the signal interface device in this embodiment adopts a two-way relay design. The simulated signal interface fault data enable the signal interface to trigger only one path of relay action of the signal interface according to the test data each time, and trigger the other path of relay action of the signal interface through the switching test. Only when the two relays act simultaneously, the signal interface is triggered to trigger the signal system to perform emergency treatment. The single-path relay action does not cause the disposal of the signal system, and does not influence the signal system, thereby not influencing the operation of the railway earthquake early warning and monitoring system.
On the basis of the above embodiment, the present embodiment further includes a GSM-R communication module, where the GSM-R communication module is used for communication between the remote detection device and the signal interface detection device; correspondingly, the function detection module is used for receiving a detection instruction sent by the remote detection equipment through the GSM-R communication module.
The signal interface detection device comprises a GSM-R communication module, a network communication module, a function detection module, a display module and various interfaces. The remote detection equipment is in data communication with the signal interface detection equipment in a GSM-R communication mode, and the communication content comprises the identity authentication and detection data of the signal interface detection equipment. The communication content is encrypted data. In this embodiment, the signal interface detection device receives a detection instruction sent by the remote detection device through the GSM-R communication module.
The signal interface detection equipment is independent of a railway earthquake early warning monitoring system, and can be wirelessly remotely controlled through remote detection equipment based on a GPRS data transmission mode under a GSM-R network, so that the function detection of the signal interface can be conveniently and quickly carried out, the detection efficiency of the signal interface detection equipment is improved, and technical support is provided for the reliable application of a subway earthquake early warning system.
The signal interface detection equipment also adopts a data encryption transmission technology to ensure the safe and reliable implementation of the detection service. The encrypted data transmission mode is adopted, and the wireless remote control signal interface detection equipment carries out detection, so that the condition that non-safety data cannot access the signal interface detection equipment is ensured, and the potential safety hazard of the signal interface detection equipment is avoided.
On the basis of the above embodiment, in this embodiment, the GSM-R communication module includes a communication control unit and a radio frequency communication unit; the radio frequency communication unit is used for receiving and sending communication contents between the remote detection equipment and the signal interface detection equipment; the communication control unit is used for encoding and decoding the communication content.
Specifically, the GSM-R communication module comprises a communication control unit and a radio frequency communication unit. The radio frequency communication unit is responsible for sending and receiving processing of communication contents, and the communication control unit is responsible for encoding and decoding the communication contents.
The following describes a method for detecting a signal interface of a railway earthquake early warning and monitoring system provided by an embodiment of the invention, and the method for detecting the signal interface of the railway earthquake early warning and monitoring system described below and the device for detecting the signal interface of the railway earthquake early warning and monitoring system described above can be referred to correspondingly.
As shown in fig. 3, the method for detecting a signal interface of a railway earthquake early warning and monitoring system provided by this embodiment includes: s301, acquiring a feedback result of actions of each relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by remote detection equipment through a function detection module; s302, obtaining the detection result of the signal interface according to the feedback result.
The signal interface detection equipment receives a detection instruction sent by the remote detection equipment, and a feedback result of the relay action of the monitoring signal interface is acquired through the function detection module and analyzed to obtain a function detection result of the signal interface. And sending a detection result to the remote detection equipment after the signal interface detection equipment completes the detection task. The relay action is triggered and obtained by the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment; the signal interface triggers the action of a single-path relay of the signal interface according to the simulation fault information and the test data, and sequentially triggers the action of each path of relay of the signal interface through switching test; the action of the single-path relay does not trigger the disposal of a signal system in the railway earthquake early warning and monitoring system;
the signal interface detection equipment is equipment which is arranged along a railway line, is connected with a signal interface and is used for carrying out function detection on the signal interface. The signal interface is an important component of the on-site monitoring equipment of the earthquake early warning monitoring system. When secondary or tertiary treatment occurs, the railway center system or the field monitoring equipment can automatically trigger the signal interface to act, and the linkage trigger signal system controls the signal section.
The test data transmitted by the remote detection device includes seismic alarm secondary or tertiary disposal information. The signal interface comprises a multi-path relay, the single-path output is in a fault state, and the multi-path output triggers the signal system to act. Due to the simulated signal interface fault information, the signal interface only triggers the single-path relay action of the signal interface at each time according to the test data sent by the remote detection equipment, and the feedback result of the signal interface relay action acquired by the function detection module at each time is the feedback result of the single-path relay action. Then, each path of relay action of the signal interface is triggered in sequence through the switching test, and the function detection module also sequentially recovers the feedback result of each path of relay action of the signal interface.
In this embodiment, the single relay of the signal interface does not trigger the signal system to control the signal interval, so that the signal system is not affected. Emergency treatment of the signal system is triggered only in the case of simultaneous actuation of the multiplex relays of the signal interface.
In this embodiment, the fault information of the signal interface is simulated, the fault information and the test data are sent to the signal interface through the remote detection device, the action of the single-path relay of the signal interface is triggered, the feedback result of the action of the single-path relay of the signal interface is acquired through the function detection module, the detection of the trigger action of the multi-path relay of the signal interface is completed in sequence through the switching test, and the detection result of the trigger action of each path of relay of the signal interface is analyzed.
On the basis of the above embodiment, in this embodiment, the function detection module includes an information processing detection unit and an input/output interface detection unit; correspondingly, acquiring a feedback result of the action of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by the remote detection equipment through the function detection module; the step of obtaining the detection result of the signal interface according to the feedback result comprises the following steps: receiving a detection instruction sent by remote detection equipment through the information processing detection unit, and processing detection related data according to the detection instruction; and acquiring a feedback result of the relay action of the signal interface according to the detection instruction through the input/output interface detection unit, and analyzing the feedback result according to the processed related data to acquire the detection result of the signal interface.
On the basis of the above embodiments, the signal interface in this embodiment has a two-way relay; correspondingly, the relay action is obtained by the signal interface triggering one path of relay action of the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment and triggering the other path of relay action of the signal interface through switching test; the signal system in the railway earthquake early warning and monitoring system is not triggered to be disposed by the action of the single-path relay of the signal interface, and the disposal of the signal system is triggered only by the simultaneous triggering of the actions of the two-path relay of the signal interface.
On the basis of the above embodiments, in this embodiment, the remote detection device and the signal interface detection device communicate with each other through a GSM-R communication module; correspondingly, the step of receiving, by the function detection module, the detection instruction sent by the remote detection device includes: and receiving a detection instruction sent by remote detection equipment by using the GSM-R communication module through the function detection module.
On the basis of the above embodiment, in this embodiment, the GSM-R communication module includes a communication control unit and a radio frequency communication unit; correspondingly, the step of communicating between the remote detection device and the signal interface detection device through the GSM-R communication module includes: receiving and transmitting communication contents between the remote detection equipment and signal interface detection equipment through the radio frequency communication unit; and the communication control unit is used for encoding and decoding the communication content.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A signal interface detection device of a railway earthquake early warning monitoring system is characterized by comprising a function detection module;
the function detection module is used for acquiring a feedback result of actions of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by remote detection equipment, and acquiring a detection result of the signal interface according to the feedback result;
the relay action is triggered and obtained by the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment;
the signal interface triggers the action of a single-path relay of the signal interface according to the simulation fault information and the test data, and sequentially triggers the action of each path of relay of the signal interface through switching test;
and the action of the single-path relay does not trigger the disposal of a signal system in the railway earthquake early warning and monitoring system.
2. The railway earthquake early warning and monitoring system signal interface detection device as claimed in claim 1, wherein the function detection module comprises an information processing detection unit and an input/output interface detection unit;
the information processing and detecting unit is used for receiving a detection instruction sent by remote detection equipment and processing detection related data according to the detection instruction;
the input and output interface detection unit is used for acquiring a feedback result of the relay action of the signal interface according to the detection instruction, analyzing the feedback result according to the processed related data and acquiring the detection result of the signal interface.
3. The railway seismic early warning and monitoring system signal interface detection device of claim 1, wherein the signal interface has a two-way relay;
correspondingly, the relay action is obtained by the signal interface triggering one path of relay action of the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment and triggering the other path of relay action of the signal interface through switching test;
the signal system in the railway earthquake early warning and monitoring system is not triggered to be disposed by the action of the single-path relay of the signal interface, and the disposal of the signal system is triggered only by the simultaneous triggering of the actions of the two-path relay of the signal interface.
4. The railway earthquake early warning and monitoring system signal interface detection device as claimed in any one of claims 1 to 3, further comprising a GSM-R communication module, wherein the GSM-R communication module is used for communication between the remote detection device and the signal interface detection device;
correspondingly, the function detection module is used for receiving a detection instruction sent by the remote detection equipment through the GSM-R communication module.
5. The railway earthquake early warning and monitoring system signal interface detection device as claimed in claim 4, wherein the GSM-R communication module comprises a communication control unit and a radio frequency communication unit;
the radio frequency communication unit is used for receiving and sending communication contents between the remote detection equipment and the signal interface detection equipment;
the communication control unit is used for encoding and decoding the communication content.
6. A signal interface detection method for a railway earthquake early warning monitoring system is characterized by comprising the following steps:
acquiring a feedback result of the action of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by remote detection equipment through a function detection module;
obtaining a detection result of the signal interface according to the feedback result;
the relay action is triggered and obtained by the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment;
the signal interface triggers the action of a single-path relay of the signal interface according to the simulation fault information and the test data, and sequentially triggers the action of each path of relay of the signal interface through switching test;
and the action of the single-path relay does not trigger the disposal of a signal system in the railway earthquake early warning and monitoring system.
7. The railway earthquake early warning monitoring system signal interface detection method as claimed in claim 6, wherein the function detection module comprises an information processing detection unit and an input/output interface detection unit;
correspondingly, acquiring a feedback result of the action of each path of relay of a signal interface in the railway earthquake early warning and monitoring system according to a detection instruction sent by the remote detection equipment through the function detection module; the step of obtaining the detection result of the signal interface according to the feedback result comprises the following steps:
receiving a detection instruction sent by remote detection equipment through the information processing detection unit, and processing detection related data according to the detection instruction;
and acquiring a feedback result of the relay action of the signal interface according to the detection instruction through the input/output interface detection unit, and analyzing the feedback result according to the processed related data to acquire the detection result of the signal interface.
8. The method of claim 6, wherein the signal interface has a two-way relay;
correspondingly, the relay action is obtained by the signal interface triggering one path of relay action of the signal interface according to the simulated fault information and the test data of the signal interface sent by the remote detection equipment and triggering the other path of relay action of the signal interface through switching test;
the signal system in the railway earthquake early warning and monitoring system is not triggered to be disposed by the action of the single-path relay of the signal interface, and the disposal of the signal system is triggered only by the simultaneous triggering of the actions of the two-path relay of the signal interface.
9. The railway earthquake early warning and monitoring system signal interface detection method according to any one of claims 6 to 8, wherein the remote detection device and the signal interface detection device communicate through a GSM-R communication module;
correspondingly, the step of receiving, by the function detection module, the detection instruction sent by the remote detection device includes:
and receiving a detection instruction sent by remote detection equipment by using the GSM-R communication module through the function detection module.
10. The railway earthquake early warning and monitoring system signal interface detection method as claimed in claim 9, wherein the GSM-R communication module comprises a communication control unit and a radio frequency communication unit;
correspondingly, the step of communicating between the remote detection device and the signal interface detection device through the GSM-R communication module includes:
receiving and transmitting communication contents between the remote detection equipment and signal interface detection equipment through the radio frequency communication unit;
and the communication control unit is used for encoding and decoding the communication content.
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