CN218825281U - Intelligent line comparison detection device for train auxiliary power distribution cabinet - Google Patents
Intelligent line comparison detection device for train auxiliary power distribution cabinet Download PDFInfo
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- CN218825281U CN218825281U CN202221983379.9U CN202221983379U CN218825281U CN 218825281 U CN218825281 U CN 218825281U CN 202221983379 U CN202221983379 U CN 202221983379U CN 218825281 U CN218825281 U CN 218825281U
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Abstract
The utility model relates to a train auxiliary power distribution cabinet intelligence is than line detection device, touch display terminal can respond to excitation signal instruction input, the program of output and storage, give appointed data instruction as excitation signal through touch display terminal, transmit data acquisition output module through communication protocol converter analysis conversion, again with this excitation signal transmission to main control unit, through the discernment that can operate and judge the procedure and handle, give final excitation signal, feedback signal is gathered to rethread data acquisition output module, with feedback signal at touch display terminal's display interface output, reach the purpose of test more line break-make. This device is integrated to the test box in with functional module, makes things convenient for the operation, directly docks this neotype data input interface and data output interface with the connector of output and the connector of input, simplifies the work load that detects greatly, shortens detection cycle to avoid the condition of makeing mistakes to take place.
Description
Technical Field
The utility model relates to a switch board pencil break-make detects technical field, concretely relates to train auxiliary power distribution cabinet intelligence is than line detection device.
Background
The auxiliary power distribution cabinet is a final-stage device of a power distribution system in a train, integrates all components in a train control system, and is a control center of the train control system as the control system lines are distributed in the center. The auxiliary power distribution cabinet of each train leaves the factory or carries out on-off test of wire harnesses on the comparative wires in the auxiliary power distribution cabinet in the maintenance process, and each circuit in the control system is guaranteed to be a passage. The existing wire harness is detected by adopting detection instrument equipment, because the signal output and input ends of all circuits are respectively integrated in the jack of the connector, when a detection person uses the detection instrument to detect, the instrument output and input detection ends are respectively inserted into the jacks of the signal output and input end integrated connectors of all circuits of the auxiliary power distribution cabinet, and then the state of the detection instrument is checked to judge the disconnection of the wire harness. Because the jack of every connector all has tens, and the circuit that corresponds in every hole is different, and testing personnel need carry out the corresponding of output and input to insert to the circuit configuration drawing of switch board, and the work load that detects is very big, and efficiency is extremely low and the error rate is also extremely high.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a train auxiliary power distribution cabinet intelligence is than line detection device can be carried out through adopting microprocessor analog signal, sets up circuit connector assorted input interface and output interface in with auxiliary power distribution cabinet, realizes giving and gathering to auxiliary power distribution cabinet circuit signal.
In order to realize the purpose, the following technical scheme is adopted: the intelligent line comparison detection device for the train auxiliary power distribution cabinet comprises a box body, a touch display terminal and a printed circuit board, wherein the touch display terminal is embedded into the surface of the box body, the printed circuit board is integrated in the box body, the touch display terminal is provided with a program file for inputting, outputting and storing excitation signal instructions, and a data acquisition/output module, a communication protocol converter, a main control unit and a power supply module are integrated on the printed circuit board;
the main control unit comprises a microprocessor, a data communication module and a voltage division circuit, wherein the microprocessor is provided with an excitation signal identification and judgment program file, and the data communication module is used for data communication between the data acquisition/output module and the microprocessor;
the data acquisition/output module is a module integrating a data acquisition module and a data output module, the data acquisition/output module is used for acquiring on-off signal data of a comparison line and sending the on-off signal data to the main control unit, and the data acquisition/output module is respectively connected with the communication protocol converter through an RS485 cable and is connected with the data communication module through a data line; the communication protocol converter is used for converting the type of collected and sent data and is connected with the touch display terminal through a CAN bus;
the power supply module is used for supplying power to the data acquisition/output module, the touch display terminal, the communication protocol converter and the main control unit;
the box body plate surface is further integrated with a data input interface, a data output interface and a power switch, the data input interface and the data output interface are connected with a data acquisition/output module and used for being butted with a circuit connector in an auxiliary power distribution cabinet, and the power switch is connected with a power module.
Further, the power module comprises a DC24V power supply and a DC110V power supply, the DC24V power supply is used for supplying power to the touch display terminal, the communication protocol converter and the main control unit, the DC110V power supply is used for supplying power to the data acquisition/output module, and the DC24V power supply and the DC110V power supply are both connected with the power switch.
Furthermore, at least one group of data input interface and data output interface are integrated on the surface of the box body.
Furthermore, a USB interface is integrated on the brush circuit board, the USB interface is connected with the touch display terminal through a data line and used for exporting data of the operation of the configuration program file of the touch display terminal, and the USB interface is embedded on the panel of the box body.
Furthermore, a 485 communication interface is further integrated on the printed circuit board and embedded on the panel of the box body, the 485 communication interface is an external interface of the microprocessor and is connected with the data communication module through an RS485 cable for updating or debugging the configuration program file inside the microprocessor.
Further, a work indicator light and a fault light are integrated on the surface of the box body, and the work indicator light and the fault light are connected with the microprocessor and the power module and used for judging the state of the microprocessor.
The utility model discloses beneficial effect: this novel touch display terminal can respond to excitation signal instruction input, the program of output and storage, give appointed data instruction through touch display terminal and regard as excitation signal, transmit data acquisition/output module through communication protocol converter analysis conversion, again with this excitation signal transmission to main control unit, through the discernment that can operate and judge the procedure and handle, give final excitation signal to corresponding auxiliary power distribution cabinet and compare the line, auxiliary power distribution cabinet compares line feedback signal, this feedback signal is gathered to data acquisition/output module, with feedback signal at touch display interface output at touch display terminal, reach the purpose of test comparison line break-make. This device is integrated to the test box in with functional module, makes things convenient for the operation, especially with data input interface and data output interface direct integration on the box surface, can directly pair the connector on the switch board circuit, directly dock this neotype data input interface and data output interface with the connector of output and the connector of input, simplify the work load that detects greatly, shorten detection cycle to avoid the condition of makeing mistakes to take place.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a schematic view of the present invention;
fig. 3 is a schematic diagram of the present invention.
As shown in the figure: 1. a box body; 2. a touch display terminal; 3. a data input interface; 4. a data output interface; 5. a power switch; 6. a work indicator light; 7. a fault light; 8. a data acquisition/output module; 9. a communication protocol converter; 10. a main control unit; 11. a USB interface; 12. 485 communication interface; 13. a DC24V power supply; 14. a DC110V power supply; 101. a microprocessor; 102. a data communication module; 103. a voltage divider circuit.
Detailed Description
Examples
The following further explains with the accompanying drawings, fig. 1-3 are schematic diagrams of this example, the intelligent comparison detection device of the train auxiliary power distribution cabinet as shown in the drawings comprises a box body 1, a touch display terminal 2 and a printed circuit board, the touch display terminal 2 is embedded in the surface of the box body 1, a data input interface 3, a data output interface 4, a power switch 5, a work indicator lamp 6 and a fault lamp 7 are integrated on the surface of the box body 1, the printed circuit board is inherited inside the box body 1, a data acquisition/output module 8, a communication protocol converter 9, a main control unit 10, a USB interface 11, a 485 communication interface 12, a DC24V power supply 13 and a DC110V power supply 14 are integrated on the printed circuit board, and the main control unit 10 comprises a microprocessor 101, a data communication module 102 and a voltage division circuit 103.
The touch display terminal 2 is embedded on the panel surface of the box body 1 and is configured with program files for inputting, outputting and storing excitation signal instructions; the related program files are installed in the touch display terminal 2 in a burning mode, wherein the configuration files are developed and realized by using labview software, the configuration files at least comprise definition display interfaces, definition data input and output instructions and definition wiring harness function signals of the train auxiliary power distribution cabinet, and the configuration files also comprise a definition building database, and the wiring harness function signals of the train auxiliary power distribution cabinet are as follows:
| serial number | Signal | Serial number | Signal |
| 1 | Emergency brake actuation | 9 | Pantograph |
| 2 | Power |
10 | Main |
| 3 | Electric power |
11 | Traction braking |
| 4 | Electric power |
12 | |
| 5 | Emergency tow mode activation | 13 | Power high voltage earthing switch state |
| 6 | Cab occupancy conflicts | 14 | Reconnection telephone control |
| 7 | Emergency traction fault feedback | 15 | Reconnection telephone control line shield |
| 8 | Train direction mark | 16 | Telephone for telephone set and passenger |
The data acquisition/output module 8 is a data module integrating the data acquisition module and the data output module into a whole, the data acquisition/output module 8 is used for acquiring on-off signal data and sending the on-off signal data to the main control unit 10, the data acquisition/output module 8 is respectively connected with the communication protocol converter 9 through an RS485 cable and is connected with the data communication module 102 through a data line, and the data acquisition/output module 8 is connected with the data input interface 3 and the data output interface 4 through the data line. Three corresponding data input interfaces 3 and three corresponding data output interfaces 4 are integrated on the panel of the box body 1 of the embodiment and are used for butting connectors of a plurality of groups of output ends and input ends on a circuit of the power distribution cabinet, and the data input interfaces 3 and the data output interfaces 4 can directly adopt male heads of the connectors of the circuit of the power distribution cabinet because the connectors of the circuit of the common power distribution cabinet all adopt female heads.
The communication protocol converter 9 is used for converting types of collected and sent data, the communication protocol converter 9 is connected with the touch display terminal 2 through a CAN bus, when data are collected, the data collection/output module 8 collects and outputs digital quantity voltage signals of 110V to the main control unit 10 and a power distribution cabinet circuit wiring harness, the communication protocol converter 9 converts the digital quantity voltage signals into high-level switching value signals, and the converted switching value signals are transmitted to the touch display terminal 2.
The microprocessor 101 configures or writes in an excitation signal identification and judgment program file through the 485 communication interface 12, and the microprocessor 101 runs a relevant program to identify and judge the excitation signal given by the touch display terminal 2 and the excitation signal fed back by the wiring harness of the circuit of the power distribution cabinet.
The data communication module 102 is used for data communication transmission of the excitation signal between the data acquisition/output module 8 and the microprocessor 101.
The DC24V power supply 13 is used for supplying power to the touch display terminal 2, the communication protocol converter 9 and the main control unit 10, the DC110V power supply 14 is used for independently supplying power to the data acquisition/output module 8, and the DC24V power supply 13 and the DC110V power supply 14 are both connected with the power switch 5.
The USB interface 11 is connected with the touch display terminal 2 through a data line and used for exporting data of the touch display terminal 2 during operation of a configuration program file, and the USB interface 11 is embedded on the panel of the box body 1.
The 485 communication interface 12 is connected with the data communication module 102 through an RS485 cable and used for writing, updating or debugging the configuration program file inside the microprocessor 101, and the 485 communication interface 12 is an external interface of the microprocessor 101 and is embedded on the panel of the box body 1.
The working indicator lamp 6 and the fault lamp 7 are connected with the microprocessor 101 and the power supply module, and bulbs with different color systems are adopted for judging the state of the microprocessor 101.
And (3) detection process: the method comprises the steps that a plurality of groups of connectors of output ends and input ends on a wire harness of an auxiliary power distribution cabinet circuit are respectively inserted into a data input interface 3 and a data output interface 4 on a panel of a box body 1, when a touch display terminal 2 gives a specified data instruction as an excitation signal, the excitation signal is analyzed, converted and transmitted to a data acquisition/output module 8 through a communication protocol converter 9, the data acquisition/output module 8 is communicated with a data communication module 102 and then transmitted to a microprocessor 101, the microprocessor 101 processes the excitation signal and feeds the processed excitation signal back to the data acquisition/output module 8 through the data communication module 101, the data acquisition/output module 8 gives the excitation signal to the wire harness of the specified auxiliary power distribution cabinet circuit through the data output interface 4, the wire harness of the specified auxiliary power distribution cabinet circuit feeds back a signal, the feedback signal is fed back to the data acquisition/output module 8 through the data input interface 3 and is fed back through the data transmission reverse path and finally fed back to the touch display terminal 2, and the output is output on the interface of the touch display terminal 2, and on-off detection is completed.
The present invention is not limited to the embodiment, and any equivalent concepts or changes within the technical scope of the present invention are all listed as the protection scope of the present invention.
Claims (6)
1. The intelligent line comparison detection device for the train auxiliary power distribution cabinet comprises a box body, a touch display terminal and a printed circuit board, wherein the touch display terminal is embedded into the surface of the box body, and the printed circuit board is integrated in the box body;
the main control unit comprises a microprocessor, a data communication module and a voltage division circuit, wherein the microprocessor is provided with an excitation signal identification and judgment program file, and the data communication module is used for data communication between the data acquisition/output module and the microprocessor;
the data acquisition/output module is a module integrating a data acquisition module and a data output module, the data acquisition/output module is used for acquiring on-off signal data of a comparison line and sending the on-off signal data to the main control unit, and the data acquisition/output module is respectively connected with the communication protocol converter through an RS485 cable and is connected with the data communication module through a data line; the communication protocol converter is used for converting the type of collected and sent data and is connected with the touch display terminal through a CAN bus;
the power supply module is used for supplying power to the data acquisition/output module, the touch display terminal, the communication protocol converter and the main control unit;
the box body panel is further integrated with a data input interface, a data output interface and a power switch, the data input interface and the data output interface are connected with the data acquisition/output module, and the power switch is connected with the power module.
2. The intelligent comparison detection device for the auxiliary power distribution cabinet of the train according to claim 1, wherein the power module comprises a DC24V power supply and a DC110V power supply, the DC24V power supply is used for supplying power to the touch display terminal, the communication protocol converter and the main control unit, the DC110V power supply is used for supplying power to the data acquisition/output module, and the DC24V power supply and the DC110V power supply are both connected with the power switch.
3. The intelligent line comparison detection device for the auxiliary power distribution cabinet of the train as claimed in claim 1, wherein at least one group of data input interface and data output interface is integrated on the surface of the box body.
4. The intelligent online detection device for the auxiliary power distribution cabinet of the train as claimed in claim 1, wherein a USB interface is further integrated on the printed circuit board, the USB interface is connected with the touch display terminal through a data line and used for exporting data of the touch display terminal configuration program file operation, and the USB interface is embedded on a box body panel.
5. The intelligent wire comparison detection device for the train auxiliary power distribution cabinet according to claim 1, wherein a 485 communication interface is further integrated on the printed circuit board and embedded on a panel of the box body, the 485 communication interface is an external interface of the microprocessor and is connected with the data communication module through an RS485 cable for updating or debugging a configuration program file inside the microprocessor.
6. The intelligent wire comparison detection device for the train auxiliary power distribution cabinet according to claim 1, wherein a working indicator lamp and a fault lamp are further integrated on the surface of the box body, and the working indicator lamp and the fault lamp are connected with a microprocessor and a power module and used for judging the state of the microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221983379.9U CN218825281U (en) | 2022-07-29 | 2022-07-29 | Intelligent line comparison detection device for train auxiliary power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221983379.9U CN218825281U (en) | 2022-07-29 | 2022-07-29 | Intelligent line comparison detection device for train auxiliary power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218825281U true CN218825281U (en) | 2023-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221983379.9U Active CN218825281U (en) | 2022-07-29 | 2022-07-29 | Intelligent line comparison detection device for train auxiliary power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218825281U (en) |
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2022
- 2022-07-29 CN CN202221983379.9U patent/CN218825281U/en active Active
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