CN214278743U - Portable train control center test equipment - Google Patents

Abstract

The utility model discloses a portable row accuse center test equipment, including portable main control unit, switch board and relay interface frame, the switch board includes TCC main control cabinet and TCC-IO cabinet, and passes through data line electric connection between TCC main control cabinet and TCC-IO cabinet, the utility model relates to a row accuse technical field. The portable train control center test equipment can be used for compatibly testing the train control centers of all current manufacturers; providing external communication data of a main model train control center, and simulating test conditions and scenes related to TCC (TCC) in a test case; the data interaction process between the train control center and the external equipment realizes automatic test, automatically checks the test result according to the relevant standard specification and requirements of the signal system, provides an abnormal result alarm function and automatically generates a test report; displaying the test result by using a visual interface; the reasonable internal bus communication technology is adopted, and the module decomposition and re-integration technology is adopted at the same time, so that the purpose of portability of the system is achieved.

Description

Portable train control center test equipment

Technical Field

The utility model relates to a row accuse technical field specifically is a central test equipment of portable row accuse.

Background

The train operation control system is a technical device for supervising, controlling and adjusting the states of the train operation speed, the braking mode and the like according to the objective conditions and the actual conditions of the train running on the railway line. The train operation control system is called train control for short, and is a system for ensuring the safe and rapid operation of a train. The train operation control system is mainly used for finishing the interval control and the speed control of the train. The complete train operation control system comprises vehicle-mounted equipment and ground equipment. The Train Control Center (TCC) is ground equipment of the CTCS 2/3-level train control system, and the test acceptance of the TCC is one of the most important work in the whole railway signal engineering.

The general test of the column control center is divided into: in-plant acceptance testing (simulation testing) and field static acceptance testing (field testing). The dependence of in-plant test on manufacturers is strong, and automatic test cannot be realized; the static acceptance test of the site is carried out on the engineering site, and comprises communication data alignment between communication equipment, I/O driving and sampling point alignment and the like. In order to confirm the interface data, scene simulation needs to be performed on each interface information, and some interface data even need to be matched with a plurality of stations at the same time. After the interface test is completed, an indoor test sequence needs to be executed to ensure the correctness of field logic. It can be seen that the whole test takes a long time and becomes a bottleneck of engineering opening gradually.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a portable test device for a column control center, which solves the problems that the dependence of the in-plant test of the column control center on the factory is strong and the automatic test can not be realized; the static acceptance test on site takes longer.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a portable row accuse center test equipment, includes portable main control unit, switch board and relay interface frame, the switch board includes TCC main control cabinet and TCC-IO cabinet, and passes through data line electric connection between TCC main control cabinet and the TCC-IO cabinet, the first wireless antenna and communication interface unit are carried to the cashier's office in a shop of TCC main control, portable main control unit's serial ports passes through data line and communication interface unit electric connection, and the surface of relay interface frame is provided with a plurality of hard sponge interface, the inside grafting of hard sponge interface has IO interface module, the relay interface frame is carried to carry has the second wireless antenna, and passes through wireless signal wireless connection between second wireless antenna and the first wireless antenna.

Preferably, an IO driving and acquiring unit is further mounted in the relay interface frame, the IO driving and acquiring unit includes a CPU, a wireless module, an interface circuit and a connector, and the interface circuit includes 32-way DO, 24V to 5V circuits and 2-way RS485 interface circuits.

Preferably, the CPU realizes bidirectional connection with wireless module, 24V change 5V circuit and 2 way RS485 interface circuit respectively through the circuit, the input of CPU passes through the circuit and 24V changes 5V circuit's output electric connection, the connector includes J1932HZ, phoenix terminal and DB 9.

Preferably, the output end of the 32-way DO is electrically connected with the input end of the J1932HZ through a line, the 24V-to-5V circuit is bidirectionally connected with the phoenix terminal through a line, and the 2-way RS485 interface circuit is bidirectionally connected with the DB9 through a line.

Preferably, the output end of the J1932HZ is externally connected with a 32-way 24VDO, the input end of the phoenix terminal is externally connected with a 24V power supply, and the DB9 is externally connected with an RS485 and realizes bidirectional connection.

Preferably, the communication interface unit includes a CTC, a CSM, a LEU, a TC, and a network interface, and all interfaces are standard engineering interfaces.

Advantageous effects

The utility model provides a central test equipment of portable row accuse. Compared with the prior art, the method has the following beneficial effects:

the portable train control center test equipment comprehensively considers the difference and compatibility of I/O interfaces of different train control manufacturers, selects a control chip with higher integration level, realizes the compatibility of the I/O interfaces of the different train control manufacturers in a physical selection mode, and can compatibly test the train control centers of all the manufacturers at present; providing external communication data of a main model train control center, and simulating test conditions and scenes related to TCC (TCC) in a test case; the data interaction process between the train control center and the external equipment realizes automatic test, automatically checks the test result according to the relevant standard specification and requirements of the signal system, provides an abnormal result alarm function and automatically generates a test report; displaying the test result by using a visual interface; adopt reasonable internal bus communication technology, improve the real-time and the flexibility of system, avoid leading to the system too huge because of the communication cable is too much, adopt module decomposition and reintegration technique simultaneously, promote the commonality of module on the one hand, on the other hand reduces the module volume, reaches the portable purpose of system.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic block diagram of the IO driving and mining unit of the present invention;

FIG. 3 is a design diagram of the IO driving and mining unit of the present invention;

fig. 4 is a schematic diagram of the software data flow of the column control test server according to the present invention;

fig. 5 is the utility model discloses the line control test server software level divides the schematic diagram.

In the figure: the system comprises a 1-portable main control unit, a 2-control cabinet, a 21-TCC main control cabinet, a 211-first wireless antenna, a 212-communication interface unit, a 22-TCC-IO cabinet, a 3-relay interface frame, a 31-hard sponge interface, a 32-IO interface module, a 33-second wireless antenna, a 4-IO driving unit, a 41-CPU, a 42-wireless module, a 43-interface circuit, a 431-32-way DO, a 432-24V-to-5V circuit, a 433-2-way RS485 interface circuit, a 44-connector, a 441-J1932HZ, a 442-phoenix terminal and 443-DB 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings and attached tables, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5 and table 1, the present invention provides a technical solution: a portable train control center test device comprises a portable main control unit 1, a control cabinet 2 and a relay interface frame 3, wherein the control cabinet 2 comprises a TCC main control cabinet 21 and a TCC-IO cabinet 22, the TCC main control cabinet 21 and the TCC-IO cabinet 22 are electrically connected through a data line, a first wireless antenna 211 and a communication interface unit 212 are carried on the TCC main control cabinet 21, the communication interface unit 212 comprises a CTC, a CSM, an LEU, a TC and a network interface, all the interfaces are standard engineering interfaces, the communication interface unit is designed according to ground signal device interface specifications such as the CTC, the CSM, the CBI, the CTC and the CSM, the interfaces of ground signal systems such as the real TSRS, the TCC, the CBI, the CTC and the CSM are simulated, standard specification requirements are strictly executed, and double-network double channels are provided. The communication acquisition module is composed of a plurality of communication modules, each module simulates an interface device and is connected with TCC through an engineering standard cable, and the inside of the module is wirelessly connected with the main control unit, so that the field installation and debugging are facilitated.

The communication interface types and the number of channels are shown in table 1:

TABLE 1 communication interface types and channels

And performing modularization and miniaturization design on the I/O interface unit, and uniformly adjusting the I/O driving and sampling unit and the communication interface unit according to the requirements of the test case. The portable instrument box is designed to be movable, the size of the instrument box is 730mm multiplied by 432mm multiplied by 300mm, the hard sponge plug interface 31 is arranged inside the instrument box, a plurality of I/O interface modules 32 and I/O driving modules can be inserted and stored in sequence, and the instrument box can be conveniently taken out during use.

The serial port of the portable main control unit 1 is electrically connected with the communication interface unit 212 through a data line, the surface of the relay interface frame 3 is provided with a plurality of hard sponge interfaces 31, the hard sponge interfaces 31 are internally plugged with IO interface modules 32, the relay interface frame 3 is provided with a second wireless antenna 33, and the second wireless antenna 33 is wirelessly connected with the first wireless antenna 211 through a wireless signal.

An IO driving and sampling unit 4 is further mounted in the relay interface frame 3, the IO driving and sampling unit 4 simulates the logic relation of line basic equipment such as an indoor and outdoor track circuit, an interval signal machine, a direction circuit and a scattered relay, the action time sequence of the IO driving and sampling unit 4 strictly follows a relay circuit drawing provided by a design institute, I/O driving and sampling information is provided for the TCC according to the form requirement of the relay interface frame, each I/O module simulates the I/O cable aviation plug information of the TCC, and the IO driving and sampling unit is convenient to disassemble and assemble during field test; the IO driving and sampling unit 4 is in communication connection with the portable main control unit through wireless and is designed into a test box form, and external interfaces comprise an I/O interface, a communication interface, a power supply interface and the like; according to the size characteristics of the interface, firstly designing a PCB (printed Circuit Board) and then packaging by using an aluminum alloy shell; for the train control centers of different manufacturers, different bases are designed and fixed at the interface frame, and a 32-core plug and a 36-core plug can be connected.

The IO driving and collecting unit 4 comprises a CPU41, a wireless module 42, an interface circuit 43 and a connector 44, wherein the interface circuit 43 comprises 32 DO431, a 24V-to-5V circuit 432 and a 2 RS485 interface circuit 433, the CPU41 is respectively in bidirectional connection with the wireless module 42, the 24V-to-5V circuit 432 and the 2 RS485 interface circuit 433 through lines, an input end of the CPU41 is electrically connected with an output end of the 24V-to-5V circuit 432 through lines, the connector 44 comprises a J1932HZ441, a phoenix terminal 442 and a DB9443, an output end of the 32 DO431 is electrically connected with an input end of the J1932HZ441 through lines, the 24V-to-5V circuit 432 is in bidirectional connection with the phoenix terminal 442 through lines, the 2 RS485 interface circuit 433 is in bidirectional connection with the DB 43 through lines, an output end of the J1932HZ441 is externally connected with a 32 VDO, an input end of the phoenix terminal is externally connected with a 24V power supply, the DB9443 is externally connected with the RS485 and is in bidirectional connection. The design drawing of the IO driving and mining unit 4 is shown in figure 3, and the size of the shell of the driving and mining plate is 146mm multiplied by 164mm multiplied by 25 mm; the adapter plate shell size is 120mm by 50mm by 25 mm. Each module contains 32 acquisition/drive interfaces using connectors that mate with various column control devices. Platforms of different manufacturers adopt different aviation plugs, for example, a universal number platform adopts a 36-core aviation plug; the peacetime platform adopts a 32-core aviation plug; the iron platform adopts a 48-core plug; the micro-connection platform adopts 32-core aviation plugs, and the power interface is a 5PIN through-wall phoenix terminal seat with a fixed lug.

The train control test server software completes information input to the train control center mainly according to the test cases, records and checks the generated data of the train control center, and therefore the test of the train control center is achieved. The information input interface includes: TCC, CBI, TSRS, LEU, CTC, TC, a drive relay DI, an acquisition relay DO and the like. Fig. 4 shows a schematic diagram of software data flow, where data memory management may be divided into static memory and dynamic memory, the size and content of the memory block of the static memory do not change with the change of the system operating condition, and the system shares 3 types of static memory blocks of basic signal element display information, interface configuration information, and communication configuration information, and stores them in the form of a structure. The size or content of the memory block of the dynamic memory changes with the change of the system running condition, and the dynamic memory block exists in 2 types of types and structural bodies and is mainly used for finishing logic operation. The structural form mainly comprises: information such as driving interval, section, signal machine, interface data and the like; the main groups in the form of classes include: the basic signal elements show control and train control, and these 2 categories are stored in the form of the catray category.

The software is mainly divided into a user interface layer, a logic operation layer, a data interface layer and a peripheral interface layer. The hierarchical division diagram is shown in fig. 5:

1) designing a user interface layer: firstly, automatically drawing basic signal elements when a program is started according to terminal configuration data; secondly, the locking states of the turnout, the signal machine and the section are updated by the system in real time according to the line conditions; thirdly, displaying the temporary speed limit analysis temporary speed limit information in real time; updating the low frequency, carrier frequency and direction of the sector in real time; the train position is updated in real time according to the train positioning result; sixthly, displaying the communication state with the peripheral in real time; and seventhly, clicking the corresponding responder when checking the message content of the responder.

2) Designing a logic operation layer: acquiring the running speed of the train in real time according to the state of the handle and the current running state of the train; secondly, determining the position of the train according to the running distance, the running path and the line information of the train; thirdly, automatically changing the running direction of the interval by manually clicking or automatically clicking the direction of the port; fourthly, updating the message of the active responder in real time according to the data received from the simulation LEU; obtaining low-frequency codes of the track section according to the code sequence of the design institute and the current running state of the line, and distinguishing the code sequence and the message through the train type.

3) And designing data interface layer data. Signal element display data configuration ". dat file"; logic control data configuration ". dat file" (including driving interval information, track section, transponder, signal point basic information, etc.); third, train basic information ". dat file"; the messages of the passive and active transponders are input into a database in advance through Excel files, and the active transponders are stored in a manner of transponder names and advance notice routes and need to be updated in real time; transferring the yard code sequence of the design institute to a database through an Excel table; sixthly, the code sequence table in the station is stored by taking the route as a unit, and the interval code sequence table is stored by taking the whole interval as a unit. The user-defined code sequence is stored and filled in the form of an Excel file: and seventhly, arranging the direction, the low-frequency code and the carrier frequency code of the train route, the train running path and the passing section.

4) And a peripheral interface layer. Firstly, a train control test server simulates TCC, CBI, TSRS, CTC, TC, LEU, DI and DO among stations, and completes information interaction with a real train control center through a simulation interface frame of the train control center; the real train control center is connected to the wireless router through an RJ-45 network port; interface modules of TCC, CBI and TSRS between stations are arranged on the interface frame and are communicated with the wireless router through WiFi; fourthly, the train control test server communicates with TCC, CBI and TSRS interface modules between stations through WiFi; the simulation LEU interface module is placed on the interface frame, and the real TCC is connected to the simulation LEU interface module through the RJ-45 network port; sixthly, the row control test server communicates with the simulation LEU interface module through WiFi; the simulation TC interface module is arranged on the interface frame, and the real TCC is connected with the simulation TC interface module through a CAN bus; the column control test server communicates with the simulation TC interface module through WiFi; and allowing the line simulation server, the simulation LEU, the simulation TC and the simulation CBI to complete information interaction through an internal protocol.

Meanwhile, the contents which are not described in detail in the specification belong to the prior art which is known by the person skilled in the art, and the model parameters of each electric appliance are not particularly limited, and conventional equipment can be used.

When the portable type TCC driving device is used, the portable type main control unit 1 is connected with the communication interface unit 212 of the TCC main control cabinet 21 through a data line, meanwhile, the TCC main control cabinet 21 is matched with the second wireless antenna 33 through the first wireless antenna 211, the relay interface frame 3 is connected in a wireless transmission mode, and then data can be transmitted to the IO interface module 32 or the IO driving module which is inserted into the relay interface frame 3.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a portable train control center test equipment, includes portable main control unit (1), switch board (2) and relay interface frame (3), its characterized in that: the control cabinet (2) comprises a TCC main control cabinet (21) and a TCC-IO cabinet (22), the TCC main control cabinet (21) is electrically connected with the TCC-IO cabinet (22) through a data line, a first wireless antenna (211) and a communication interface unit (212) are loaded on the TCC main control cabinet (21), a serial port of the portable main control unit (1) is electrically connected with the communication interface unit (212) through the data line, a plurality of hard sponge insertion ports (31) are arranged on the surface of the relay interface frame (3), an IO interface module (32) is inserted into the hard sponge insertion ports (31), a second wireless antenna (33) is loaded on the relay interface frame (3), and the second wireless antenna (33) is wirelessly connected with the first wireless antenna (211) through a wireless signal.

2. The portable column control center test equipment of claim 1, wherein: the relay interface frame (3) is also internally provided with an IO driving and sampling unit (4), the IO driving and sampling unit (4) comprises a CPU (41), a wireless module (42), an interface circuit (43) and a connector (44), and the interface circuit (43) comprises 32 DO (431), a 24V-to-5V circuit (432) and a 2 RS485 interface circuit (433).

3. The portable column control center test equipment of claim 2, wherein: the CPU (41) is respectively connected with the wireless module (42), the 24V-to-5V circuit (432) and the 2-channel RS485 interface circuit (433) in a bidirectional mode through lines, the input end of the CPU (41) is electrically connected with the output end of the 24V-to-5V circuit (432) through lines, and the connector (44) comprises a J1932HZ (441), a phoenix terminal (442) and a DB9 (443).

4. A portable column control center test apparatus according to claim 3, wherein: the output end of the 32-way DO (431) is electrically connected with the input end of the J1932HZ (441) through a line, the 24V-to-5V circuit (432) is in bidirectional connection with the phoenix terminal (442) through a line, and the 2-way RS485 interface circuit (433) is in bidirectional connection with the DB9(443) through a line.

5. A portable column control center test apparatus according to claim 3, wherein: the output end of the J1932HZ (441) is externally connected with a 32-way 24VDO, the input end of the phoenix terminal (442) is externally connected with a 24V power supply, and the DB9(443) is externally connected with an RS485 and realizes bidirectional connection.

6. The portable column control center test equipment of claim 1, wherein: the communication interface unit (212) comprises a CTC, a CSM, a LEU, a TC and a network interface, and all interfaces are standard engineering interfaces.

Images