CN213275877U - Board card test equipment of magnetic induction train control system - Google Patents
Board card test equipment of magnetic induction train control system Download PDFInfo
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- CN213275877U CN213275877U CN202022454063.8U CN202022454063U CN213275877U CN 213275877 U CN213275877 U CN 213275877U CN 202022454063 U CN202022454063 U CN 202022454063U CN 213275877 U CN213275877 U CN 213275877U
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Abstract
The application discloses magnetic induction train control system's integrated circuit board test equipment, this equipment include the rack, still including setting up power source, power supply unit, industrial computer, display and a plurality of test trench in the rack. The power interface is used for receiving alternating current commercial power of a commercial power network and is respectively and electrically connected with the industrial personal computer, the display and the input end of the voltage transformation module; the output end of the voltage transformation module is connected with the power panel test slot; the test slot position is used for inserting a system board card to be tested; the industrial personal computer is provided with a plurality of communication interfaces, the communication interfaces are connected with the corresponding communication interfaces of the test slot positions through communication connecting lines and are used for outputting test control signals, receiving feedback signals output by the system board to be tested inserted in the test slot positions based on the test control signals and sending the feedback signals to the industrial personal computer; and the display is in signal connection with the industrial personal computer and is used for displaying the test result based on the feedback signal. Can test polylith integrated circuit board through this equipment to detection efficiency has been improved.
Description
Technical Field
The application relates to the technical field of signal detection, in particular to a board card testing device of a magnetic induction train control system.
Background
The magnetic induction train control system is a vehicle-mounted device in a train intermittent control system. When a train passes through the ground antenna, a host unit of the magnetic induction train control system detects current change generated by the vehicle-mounted antenna sensing the existence of the ground antenna so as to judge the current signal state.
The magnetic induction train control system is composed of a plurality of board cards, and mainly comprises a power supply board, a recording board card, a logic decoding board, a communication board, a power amplification board, an interface board and the like, wherein the specific system structure diagram is shown in figure 1. The power panel provides power for the system, generates 3 paths of 5V power supplies for the dual-channel CPU and the recording panel CPU respectively, and generates 1 path of 24V power supplies for the power amplification panel and the interface panel; the recording board records the system working state information and the voltage and current return detection signal; the logic decoding board can control the power amplifier and collect voltage and current return detection signals generated by the power amplifier, so that induction resonance signal collection is realized; the communication board is communicated with the ATP and the DMI, acquires a driver control input signal and outputs a brake signal; the power amplifier board internally contains three independent power amplifier signals, provides three power amplifier signals for the vehicle-mounted antenna and generates a voltage current return detection signal; the interface board provides interface channels of 12 paths of driving and controlling signals and 2 paths of braking signals for the communication board. And simultaneously acquiring and analyzing 4-path quick transmission information.
In order to ensure the normal work of the control system, the performance of the board card needs to be detected so as to ensure that the performance of the board card can meet the requirement of the normal work of the magnetic induction train control system. At present, corresponding board cards can only be tested one by one through an instrument, so that the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application provides a board card testing device of a magnetic induction train control system, which is used for detecting a board card of the train control system to improve detection efficiency.
In order to achieve the above object, the following solutions are proposed:
the utility model provides a magnetic induction train control system's integrated circuit board test equipment, includes the rack, still including setting up power source, power supply unit, industrial computer, display and a plurality of test slot position in the rack, wherein:
the power interface is used for receiving alternating current commercial power of a commercial power network and is respectively and electrically connected with the industrial personal computer, the display and the input end of the power supply device through a cabinet 220V air switch;
the output end of the power supply device is connected with the power panel test slot through a cabinet 110V idle switch and used for providing a 110V direct-current power supply for the system;
the test slot position is used for inserting a system board card to be tested;
the industrial personal computer is provided with a plurality of communication interfaces, the communication interfaces are connected with one or more test slot positions through communication connecting wires and are used for outputting test control signals, receiving feedback signals output by a system board to be tested inserted in the test slot positions based on the test control signals and sending the feedback signals to the industrial personal computer;
the display is in signal connection with the working condition machine and used for displaying a test result based on the feedback signal.
Optionally, the test slot locations include a power board slot location, a recording board slot location, a decoding board slot location, a communication board slot location, a power amplifier board slot location, and an interface board slot location, where:
the power panel slot position is used for inserting a power panel to be tested;
the recording plate slot position is used for inserting a recording plate to be tested;
the decoding board slot is used for inserting a decoding board to be detected;
the communication board slot position is used for inserting a communication board to be tested;
the power amplification board slot position is used for inserting a power amplification board to be tested;
the interface board slot is used for inserting the interface board to be tested.
Optionally, the communication interface includes a CAN communication interface, a multi-path UART communication interface, a DP communication interface, an ethernet communication interface, and a USB communication interface.
Optionally, the CAN communication interface is respectively connected with the communication board slot position, the decoding board slot position, the interface board slot position and the recording board slot position through a first CAN bus;
and the CAN communication bus interface is connected with the communication board front panel CAN communication bus interface through a second CAN bus.
Optionally, the two paths of UART communication interfaces are used for connecting the signal of the decoding board;
and the other two paths of UART communication interfaces are used for connecting the communication board signals.
Optionally, the DP communication interface is connected to the communication board slot position signal.
Optionally, the ethernet communication interface is in signal connection with the communication board slot.
Optionally, the USB communication interface is in signal connection with an upper computer, and is configured to receive a test process control instruction sent by the upper computer.
According to the technical scheme, the application discloses magnetic induction train control system's integrated circuit board test equipment, this equipment include the rack, still including setting up power source, power supply unit, industrial computer, display and a plurality of test slot position in the rack. The power interface is used for receiving alternating current commercial power of a commercial power network and is respectively and electrically connected with the industrial personal computer, the display and the input end of the voltage transformation module; the output end of the voltage transformation module is connected with the power panel test slot; the test slot position is used for inserting a system board card to be tested; the industrial personal computer is provided with a plurality of communication interfaces, the communication interfaces are connected with the test slot positions through communication connecting lines and are used for outputting test control signals, receiving feedback signals output by the system board to be tested inserted in the test slot positions based on the test control signals and sending the feedback signals to the display; the display is in signal connection with the working condition machine and used for displaying the test result based on the feedback signal. Can test polylith integrated circuit board through this equipment to detection efficiency has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present application 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, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a block diagram of one embodiment provided herein;
FIG. 2 is a schematic diagram of a power panel test according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a decoding board according to an embodiment of the present application;
fig. 4 is a schematic diagram of a test of a communication board according to an embodiment of the present application;
fig. 5 is a schematic diagram of a test of a power amplifier board according to an embodiment of the present application;
FIG. 6 is a testing schematic diagram of an interface board according to an embodiment of the present application
FIG. 7 is a schematic diagram of a complete machine test according to an embodiment of the present application;
fig. 8 is a schematic diagram of system data monitoring according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.
Examples
Fig. 1 is a schematic diagram of a board card testing device of a magnetic induction train control system according to an embodiment of the present application.
The board card test equipment provided by the embodiment is used for testing various board cards of a control system of a magnetic induction train so as to determine whether the performance of the corresponding board card can meet the requirements of the control system, and the control system is shown in fig. 2. As shown in fig. 1, the board test apparatus includes a cabinet 100, in which a power interface 10, a power supply device 20, an industrial personal computer 30, a display 40, and a plurality of test slots 50 are disposed.
The power interface is used for connecting a mains supply network by using a power line so as to receive alternating current mains supply transmitted by the mains supply network, wherein the alternating current mains supply is generally 220V alternating current. The power interface is respectively electrically connected with the industrial personal computer and the display and is used for providing working voltage for the industrial personal computer and the display. And the power interface is also electrically connected with the input end of the power supply device and used for supplying power to the power supply device.
The power supply device converts 220V alternating current into 110V direct current, and is connected with the power panel testing slot position through a corresponding power line to provide working power supply for the system.
The test slot position is used for inserting the board card of the system to be tested. Specifically, the function of each test slot is specific, so that the system board card to be tested can only be inserted into the corresponding test slot defined in advance, and cannot be inserted in a mixed manner.
The industrial computer is provided with a plurality of communication interfaces, and corresponding communication interfaces are connected with one or more test slot position signals through corresponding communication connecting lines. When the system board card to be tested is inserted into the corresponding test slot position, the industrial personal computer is used for outputting a test control signal to the corresponding test slot position through the corresponding communication interface based on a fixed program or based on user operation, receiving a feedback signal sent by the receiver, sending the feedback signal to the industrial personal computer, and displaying test data or a test result on the display based on the feedback signal.
According to the technical scheme, the embodiment provides a board card test device of a magnetic induction train control system, which comprises a cabinet, and further comprises a power interface, a power supply device, an industrial personal computer, a display and a plurality of test slot positions, wherein the power interface, the power supply device, the industrial personal computer, the display and the plurality of test slot positions are arranged in the cabinet. The power interface is used for receiving alternating current commercial power of a commercial power network and is respectively and electrically connected with the industrial personal computer, the display and the input end of the voltage transformation module; the output end of the voltage transformation module is connected with the slot position of the power panel and provides 110V direct current voltage for the system; the test slot position is used for inserting a system board card to be tested; the industrial personal computer is provided with a plurality of communication interfaces, the communication interfaces are connected with one or more test slot positions through a data bus, and are used for outputting test control signals, receiving feedback signals output by the system board card to be tested inserted in the test slot positions based on the test control signals, and sending the feedback signals to the industrial personal computer; the display is in signal connection with the working condition machine and used for displaying the test result based on the feedback signal. Can test polylith integrated circuit board through this equipment to detection efficiency has been improved.
Generally, the control system comprises a power supply board, a recording board, a decoding board, a communication board, a power amplification board and an interface board. Correspondingly, the plurality of test slot positions of the test equipment comprise a power board slot position, a recording board slot position, a decoding board slot position, a communication board slot position, a power amplification board slot position and an interface board slot position. The communication interface of the industrial personal computer in the embodiment comprises a CAN communication interface, a multi-path UART communication interface, a DP communication interface, an Ethernet communication interface and a USB communication interface.
The CAN communication interface is connected with two CAN buses, and is respectively in signal connection with the communication board slot position, the decoding board slot position, the interface board slot position and the recording board slot position through a first CAN bus during testing; and the second CAN bus is connected with a CAN communication bus interface of the front panel of the communication board.
Two UART communication interfaces in the multi-path UART communication interfaces are used for connecting signals of the decoding board; and the other two paths of UART communication interfaces are used for connecting the signals of the communication board. And the DP communication interface is in signal connection with the communication board slot position. The Ethernet communication interface is connected with the communication board slot position signal. The USB communication interface is in signal connection with the upper computer and is used for receiving a test process control instruction sent by the upper computer.
When the power panel is tested, only the power panel to be tested is inserted into the power panel slot, as shown in fig. 2, a power device converts 220VAC into 110VDC to supply power to the power panel, and after the power device is powered on, whether 1-way 24V power supply and 3-way 5V power supply output from the load board testing hole tool are normal or not and whether each power indicator lamp is normal or not are tested at the load board testing hole tool. When testing the decoding board, the power board, the recording board and the power amplifier board are used as gold boards to provide test conditions for the decoding board, as shown in fig. 3. The control board controls the load board to provide the antenna with the simulation load during normal operation and resonance of the antenna for the power amplification board. The power panel provides power for each board card, the recording panel is inserted with a USB flash disk and then burns a test program for the decoding panel to be tested, and the power amplification panel provides 6 loops of return detection voltage signals and 6 loops of return detection current signals for the decoding panel to be tested through connecting the analog load.
1) The industrial personal computer CAN read UART and CANA bus information through the CAN card and the serial port card so as to test whether the communication function of the decoding board is normal
2) The industrial personal computer controls the lower computer to switch loads, and reads CANA data through the CAN card so as to test AD acquisition function of the decoding board
3) The industrial personal computer resets the decoding board by controlling the CANA to test the function of the watchdog
When testing the communication board, the power board, the recording board and the interface board are used as golden boards to provide test conditions for the decoding board, as shown in fig. 4. The power panel provides power for each board card, the recording board is inserted with the USB flash disk and then burns a test program for the communication board to be tested, and the control board and the analog IO board provide analog IO information for the interface board.
1) The industrial personal computer CAN read UART, DP interface, CANA and CANB bus information through the serial port card, the DP card and the CAN card so as to test whether the communication function of the communication board is normal
2) The industrial personal computer controls the lower computer to generate analog IO information, and reads CANA data through the CAN card so as to test whether the IO access of the communication board is normal or not
3) The industrial computer resets the communication board through the CANA to test the function of the watchdog
When testing the power amplifier board, the power board, the recording board and the decoding board are used as gold boards to provide test conditions for the power amplifier board, as shown in fig. 5. The control board and the load board provide the simulation load for the power amplification board to be tested during normal operation and resonance of the antenna. The power panel provides power for each board card, the recording panel is used for recording a test program for the decoding panel after being plugged with the USB flash disk, and the decoding panel is used for receiving 6 loops of return detection voltage signals and 6 loops of return detection current signals generated by the power amplification panel to be tested. The industrial personal computer controls the lower computer to switch loads, and whether the power amplifier output is normal or not is tested by reading CANA data
When the interface board is tested, the power supply board, the recording board and the communication board are used as gold boards to provide test conditions for the decoding board, as shown in fig. 6. The power panel provides power for each board card, and the recording panel is plugged with a USB flash disk and then is used for recording a test program for the communication panel. The industrial personal computer is communicated with the control panel, so that the control panel controls the analog IO board and the load board to provide analog fast transmission signals and analog IO signals to be connected to the interface board to be tested. And the DP port of the industrial personal computer is connected to the DP port of the interface board to be tested. The communication board is used as a gold board to provide test conditions for the interface board.
1) The industrial personal computer CAN read the CANA bus information through the CAN card to test whether the communication function of the communication board is normal
2) The industrial personal computer controls the lower computer to generate analog IO information, and reads CANA data through the CAN card so as to test whether the IO access of the communication board is normal or not
3) The industrial personal computer controls the lower computer to generate simulation quick transmission information, and reads CANA data through the CAN card so as to test whether the quick transmission information acquisition of the communication board is normal
When the whole machine is tested, as shown in fig. 7, the communication board is connected with the industrial personal computer through the ethernet a and the CANB communication interface, and is used for testing whether the system and the DMI and the head-to-tail communication function are normal. The interface board is connected with the industrial personal computer through a DP communication interface and is used for testing whether the communication function of the system and the ATP is normal or not. The test condition board provides the antenna with the simulation load during normal operation and resonance of the antenna for the power amplifier board, and provides the interface board with the simulation IO information. The condition control board and the test condition board generate 4 paths of simulation speed transmission information to be connected to the interface board.
1) The industrial personal computer CAN respectively read CANB bus, Ethernet and DP communication information through the CAN card, the Ethernet network card and the DP card so as to test whether the communication function of the communication board is normal
2) The industrial personal computer controls the lower computer to generate analog IO information, and reads CANA data through the CAN card so as to test whether the IO acquisition function is normal
3) The industrial personal computer controls the lower computer to generate simulation quick transmission information, and the CAN card reads the CANA data to test whether the quick transmission information acquisition is normal
4) The industrial personal computer controls the lower computer to switch loads, reads CANA data through the CAN card, and tests whether the power amplifier output is normal
The system data monitoring principle is as shown in fig. 8, the control panel collects information of CANA and CANB data buses, DP communication information, IO interface information of the interface board through the back panel, and judges whether the system normally operates or not through information data comparison.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
While preferred embodiments of the present application have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the true scope of the embodiments of the application.
Finally, it should also be 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 terminal 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 terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The technical solutions provided by the present application are introduced in detail, and specific examples are applied in the description to explain the principles and embodiments of the present application, and the descriptions of the above examples are only used to help understanding the method and the core ideas of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (8)
1. The utility model provides a magnetic induction train control system's integrated circuit board test equipment, its characterized in that, includes the rack, still including setting up power source, power supply unit, industrial computer, display and a plurality of test slot position in the rack, wherein:
the power interface is used for receiving alternating current commercial power of a commercial power network and is respectively and electrically connected with the industrial personal computer, the display and the input end of the power supply device through a cabinet 220V air switch;
the output end of the power supply device is connected with the power panel test slot through a cabinet 110V idle switch and used for providing a 110V direct-current power supply for the system;
the test slot position is used for inserting a system board card to be tested;
the industrial personal computer is provided with a plurality of communication interfaces, the communication interfaces are connected with the corresponding communication interfaces of the test slot positions through communication connecting lines and are used for outputting test control signals, receiving feedback signals output by the system board to be tested inserted in the test slot positions based on the test control signals and sending the feedback signals to the industrial personal computer;
the display is in signal connection with the industrial personal computer and used for displaying a test result based on the feedback signal.
2. The board card testing device of claim 1, wherein the plurality of test slot locations include some or all of a power board slot location, a record board slot location, a decode board slot location, a communication board slot location, a power amplifier board slot location, and an interface board slot location, wherein:
the power panel slot position is used for inserting a power panel to be tested;
the recording plate slot position is used for inserting a recording plate to be tested;
the decoding board slot is used for inserting a decoding board to be detected;
the communication board slot position is used for inserting a communication board to be tested;
the power amplification board slot position is used for inserting a power amplification board to be tested;
the interface board slot is used for inserting the interface board to be tested.
3. The board test apparatus of claim 2, wherein the communication interface includes a CAN communication interface, a multi-way UART communication interface, a DP communication interface, an ethernet communication interface, and a USB communication interface.
4. The board card test device of claim 3, wherein the CAN communication interface is in signal connection with the communication board slot, the decoding board slot, the interface board slot, and the inter-recording board slot through a first CAN bus, respectively;
and the CAN communication bus is in signal connection with the communication board front panel CAN communication bus through a second CAN bus.
5. The board card test device of claim 3, wherein two of said UART communication interfaces are used to connect said decoder board signals;
and the other two paths of UART communication interfaces are used for connecting the communication board signals.
6. The board test device of claim 3, wherein the DP communication interface is in signal connection with the communication board slot.
7. The board test device of claim 3, wherein the Ethernet communication interface is in signal connection with the communication board slot.
8. A board card test device according to claim 3, wherein the USB communication interface is in signal connection with an upper computer, and is configured to receive a test procedure control instruction sent by the upper computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022454063.8U CN213275877U (en) | 2020-10-29 | 2020-10-29 | Board card test equipment of magnetic induction train control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022454063.8U CN213275877U (en) | 2020-10-29 | 2020-10-29 | Board card test equipment of magnetic induction train control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328887A (en) * | 2021-05-28 | 2021-08-31 | 卡斯柯信号有限公司 | Load board testing system and method based on M-LVDS bus |
| CN113655368A (en) * | 2021-08-06 | 2021-11-16 | 湖北三江航天万峰科技发展有限公司 | Batch detection device for bus interface boards |
| CN115484192A (en) * | 2022-08-19 | 2022-12-16 | 交控科技股份有限公司 | Communication system for rail train, rail train and communication detection method |
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2020
- 2020-10-29 CN CN202022454063.8U patent/CN213275877U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113328887A (en) * | 2021-05-28 | 2021-08-31 | 卡斯柯信号有限公司 | Load board testing system and method based on M-LVDS bus |
| CN113328887B (en) * | 2021-05-28 | 2022-07-12 | 卡斯柯信号有限公司 | Load board testing system and method based on M-LVDS bus |
| CN113655368A (en) * | 2021-08-06 | 2021-11-16 | 湖北三江航天万峰科技发展有限公司 | Batch detection device for bus interface boards |
| CN115484192A (en) * | 2022-08-19 | 2022-12-16 | 交控科技股份有限公司 | Communication system for rail train, rail train and communication detection method |
| CN115484192B (en) * | 2022-08-19 | 2024-03-15 | 交控科技股份有限公司 | Communication system for rail train, rail train and communication detection method |
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Effective date of registration: 20211122 Address after: 102613 No.456, langlongsi village, Huangcun Town, Daxing District, Beijing Patentee after: BEIJING RAILWAY SIGNAL Co.,Ltd. Address before: 102613 No.456, langlongsi village, Huangcun Town, Daxing District, Beijing Patentee before: Rail Transit Technology Research Institute of Tonghao (Beijing) Rail Industry Group Co.,Ltd. Patentee before: China Communications (Beijing) Railway Industry Group Co., Ltd |