CN212047377U - Rail transit train signal equipment monitoring system - Google Patents

Abstract

The utility model relates to a signal equipment monitoring system for rail transit trains. The system comprises an equipment initialization circuit, a collection circuit, a control circuit, a state buffer area, an interface processing circuit and a signal equipment. The equipment initialization circuit is sequentially connected to the collection circuit and the state A buffer area and an interface processing circuit, the control circuit is respectively connected to the acquisition circuit and the interface processing circuit, and the acquisition circuit is connected to the train signal equipment to be monitored. Compared with the prior art, the utility model has the advantages of ensuring the stable operation of the entire train system and the like.

Description

Rail transit train signal equipment monitoring system

technical field

The utility model relates to a train monitoring system, in particular to a rail transit train signal equipment monitoring system.

Background technique

The full name of TCMS is Train Control and Management System (that is, train control and management system). In the monitoring and maintenance system of rail traffic signal equipment, the collection and display of train vehicle status is the basis for the realization of all business function modules. Generally, it communicates with the vehicle or related subsystems through a certain protocol, and the equipment status and fault data of each subsystem are transmitted to the display screen of the dispatching room through the main control unit and recorded, so that the dispatching center and station dispatchers can understand and master the vehicle. Provide maintenance personnel for analysis and maintenance.

Due to different protocol requirements, the forms and methods of data collection are also different; under the limited display of human-computer interaction interface, if there are a large number of devices that need to be monitored and controlled, the following problems will be faced:

1. The interface display is not intuitive enough: TCMS has always been embedded in the display of train information in the form of a simple list. When the data volume of the vehicle system is large, the display is often not intuitive enough or the display is incomplete.

2. Generality problem: As more manufacturers join the rail traffic signal industry, the transmission protocols of train information are various and the formats are also very different. The current TCMS basically only supports a certain protocol, and the generality is poor.

Utility model content

The purpose of this utility model is to provide a rail transit train signal equipment monitoring system in order to overcome the above-mentioned defects of the prior art.

The purpose of the present utility model can be achieved through the following technical solutions:

A rail transit train signal equipment monitoring system, the system is used for monitoring train signal equipment, the system includes equipment initialization circuit, acquisition circuit, control circuit, state buffer area, interface processing circuit and signal equipment, the equipment initialization circuit is in sequence The acquisition circuit, the state buffer area and the interface processing circuit are connected, the control circuit is respectively connected with the acquisition circuit and the interface processing circuit, and the acquisition circuit is connected with the train signal equipment to be monitored.

Preferably, the device initialization circuit includes: a signal device configuration information initialization unit, a train vehicle information storage unit and a system initialization unit.

Preferably, the acquisition circuit includes:

The signal equipment state acquisition unit communicates with the signal equipment;

The communication unit is responsible for communicating with the control circuit.

Preferably, the communication unit communicates with the control circuit through TCP, UDP or serial communication protocol.

Preferably, the control circuit is provided with an interface for sending train control commands to the outside.

Preferably, the interface of the control circuit is connected with the train signal equipment through the acquisition circuit.

Preferably, the state buffer area adopts RAM or SRAM.

Preferably, the interface processing circuit is an interface processing circuit equipped with configuration software.

Compared with the prior art, the utility model has the following advantages:

1. Ensure the stable operation of the entire system, and conduct comprehensive monitoring through the monitoring system

1. The train message protocol interface that supports dynamic configuration is designed, and the corresponding protocol (TCP, UDP or serial communication protocol) can be selected according to the interface protocol of the specific project, thus ensuring comprehensiveness and versatility.

2. The display mode of train vehicle status information based on configuration software is designed. Through the vivid two-dimensional images of various status values received by the protocol through the configuration software, the real-time status of the entire train vehicle can be displayed very intuitively to the system. Station dispatcher.

Description of drawings

FIG. 1 is a system structure diagram of the present invention.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are a part of the embodiments of the present utility model, rather than all the embodiments. . Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.

As shown in Figure 1, a rail transit train signal equipment monitoring system, the device includes equipment initialization circuit a, acquisition circuit b, control circuit c, state buffer area d, interface processing circuit e and signal equipment f, the equipment The initialization circuit a, the acquisition circuit b, and the state buffer area d are sequentially connected to the interface processing circuit e, the control circuit c is connected to the acquisition circuit b, the control circuit c is connected to the interface processing circuit e, and the acquisition circuit b is connected to the signalling device f.

Describe each module:

1. Device initialization circuit a:

The circuit is used to initialize the configuration information of the signal device f, including the interface protocol, connection parameters, acquisition cycle, etc. with the signal device f, and at the same time open up a designated space in the memory to store the train vehicle information; at the same time, the system itself is initialized, Including the initialization of the message queue, the logic processing thread and the main thread of the interface.

2. Acquisition circuit b:

According to the initial information of the signaling device f, communicate with the signaling device f, and collect the state of the signaling device f. The module is also responsible for communicating with the control circuit, and the transmission protocol can use TCP, UDP or serial communication protocols, etc., depending on the application. At the same time, it undertakes to forward external messages to software and software control commands to external signal devices.

3. Control circuit c:

It has an interface that can send train control commands to the outside, and sends the train control commands to the acquisition circuit b according to the communication mode specified in the protocol, so as to realize the remote operation of train equipment at the dispatching station.

4. Status buffer d:

Receive and temporarily save the data sent by the data acquisition module to prevent blockage caused by data processing timeout and ensure system stability;

5. Interface processing circuit e:

According to business requirements, real-time refresh of the configuration software is performed on the front-end software interface for changes in equipment status or data. The configuration software, also known as the configuration monitoring system software, refers to the special software for data acquisition and process control, and also refers to the software platform and development environment at the monitoring level of the automatic control system. You can choose the existing configuration software, such as InTouch, WinCC or iFix.

The utility model has been applied to the subway signal automatic train dispatching system (Automatic Train Supervision, hereinafter referred to as ATS). ATS is a distributed real-time supervision and control system integrating modern data communication, computer, network and signal technology. Through coordination and cooperation with other subsystems in the ATC system (Automatic Train Control, automatic train control system), the subsystem generates alarms for faulty equipment in time, informs maintenance scheduling, and jointly completes the management and control of subway operating trains and signal equipment.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent modifications or replacements should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (8)

1. The rail transit train signal equipment monitoring system is used for monitoring train signal equipment and is characterized by comprising an equipment initialization circuit, an acquisition circuit, a control circuit, a state cache area, an interface processing circuit and signal equipment, wherein the equipment initialization circuit is sequentially connected with the acquisition circuit, the state cache area and the interface processing circuit, the control circuit is respectively connected with the acquisition circuit and the interface processing circuit, and the acquisition circuit is connected with the train signal equipment to be monitored.

2. The rail transit train signal equipment monitoring system of claim 1, wherein the equipment initialization circuit comprises: the train information management system comprises a signal equipment configuration information initialization unit, a train information storage unit and a system initialization unit.

3. The rail transit train signal equipment monitoring system of claim 1, wherein the acquisition circuit comprises:

the signal equipment state acquisition unit is communicated with the signal equipment;

and the communication unit is used for being responsible for communicating with the control circuit.

4. The rail transit train signal equipment monitoring system of claim 3, wherein the communication unit is in communication connection with the control circuit through TCP, UDP or serial communication protocol.

5. The rail transit train signal equipment monitoring system as claimed in claim 1, wherein the control circuit is provided with an interface for transmitting train control commands to the outside.

6. The rail transit train signal equipment monitoring system of claim 5, wherein the interface of the control circuit is connected with the train signal equipment through an acquisition circuit.

7. The rail transit train signal equipment monitoring system of claim 1, wherein the status buffer area is RAM or SRAM.

8. The rail transit train signal equipment monitoring system of claim 1, wherein the interface processing circuit is an interface processing circuit with configuration software.

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