CN208796231U - A kind of ATO host board testing tooling - Google Patents
A kind of ATO host board testing tooling Download PDFInfo
- Publication number
- CN208796231U CN208796231U CN201821412632.9U CN201821412632U CN208796231U CN 208796231 U CN208796231 U CN 208796231U CN 201821412632 U CN201821412632 U CN 201821412632U CN 208796231 U CN208796231 U CN 208796231U
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- ato
- motherboard
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- computer
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Abstract
The utility model relates to a kind of ATO host board testing toolings, the ATO motherboard is equipped with the connector for test, the test fixture includes the socket connecting with the connector of the ATO motherboard, the socket is connected to 24V power supply, RS232 turns RS485 module and CAN card, and the RS232 turns RS485 module, CAN card and ATO motherboard and connect with computer.Compared with prior art, the utility model meets whole testing requirements of ATO motherboard by less consumption, and wiring is concise, and tool structure is simple, low in cost, occupies little space；Using from main power source, borrow motherboard and power panel are not needed, space is saved；Each route, to should be apparent that, is checked with board end when convenient for breaking down.
Description
Technical field
The utility model relates to host board testing technical fields, more particularly, to a kind of ATO host board testing tooling.
Background technique
In order to test ATO (Automatic Train Operation, automatic train operation) motherboard, CAN communication is realized
It is communicated with RS485, needs to connect CAN card and RS485 conversion module on board.A kind of scheme is behind ATO machine cage motherboard
Corresponding electric wire is welded, does so and insecure, does not also meet technological specification.Another scheme is that board is inserted in Phoenix
On SKBI64/F48 board card support, the wiring hole wiring configured using means for connecting supportings, the disadvantage is that bracket higher cost.
Utility model content
The purpose of this utility model is exactly to provide a kind of ATO motherboard to overcome the problems of the above-mentioned prior art
Test fixture.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of ATO host board testing tooling, the ATO motherboard are equipped with the connector for test, the test work
Dress includes the socket connecting with the connector of the ATO motherboard, and the socket is connected to 24V power supply, RS232 turns RS485 module
With CAN card, the RS232 turns RS485 module, CAN card and ATO motherboard and connect with computer.
Preferably, the ATO motherboard is equipped with 4 road CAN interfaces, and the CAN card is 2 road CAN cards, and the socket also connects
There are the first plug and the second plug, first plug and the second plug pass through socket wherein 2 tunnel with 4 road CAN interfaces respectively
Connect, the CAN interface selection that the 2 road CAN card is tested as needed is connect with the first plug or the second plug.
Preferably, the computer is connect by USB data line with ATO motherboard.
Preferably, the computer also passes through the Lemon connector company that Lemo air plug turns RJ45 cable and ATO motherboard
It connects.
Preferably, the CAN card is connect by USB data line with computer.
Preferably, the RS232 turns RS485 module and is connect with computer by USB RS 232 Serial Port Line.
Compared with prior art, the utility model has the advantage that
1, turn RS485 module and CAN card in conjunction with RS232, whole test need of ATO motherboard are met by less consumption
It asks, wiring is concise, and tool structure is simple, and it is low in cost, it occupies little space.
2, using from main power source, borrow motherboard and power panel is not needed, space is saved.
3, each route and board end are checked when convenient for breaking down to should be apparent that.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Marked in figure: 1, ATO motherboard, 2, connector, 3, socket, 4,24V power supply, 5, RS232 turn RS485 module, 6,
CAN card, the 7, first plug, the 8, second plug, 9, computer.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, the detailed implementation method and specific operation process are given, but the guarantor of the utility model
Shield range is not limited to the following embodiments.
Embodiment
As shown in Figure 1, a kind of ATO host board testing tooling, ATO motherboard 1 is equipped with the connector 2 and 4 for test
Road CAN interface, in the present embodiment, ATO motherboard 1 is used as connector 2 using 09061486901.Test fixture includes and ATO master
The socket 3 that the connector 2 of machine plate 1 connects, using Harding's multi-pin connector 09230483214 or similar product.Socket 3 needs to use
Electric wire connects 3 kinds of external equipments: 24V AC power source, RS232 turn RS485 module 5 and CAN card 6.RS232 turn RS485 module 5,
CAN card 6 and ATO motherboard 1 are all connect with computer 9.
In the present embodiment, RS232 turns RS485 module 5 and selects common DTECH board DT-9000 type.
Current CAN card 6 is commonly 2 tunnel CAN bus, in order to meet motherboard 4 road CAN the needs of can testing, this
In embodiment, the CAN card 6 of Zhou Ligong USBCAN-II model is selected, there is a Phoenix plug-in junction block in tail portion, from
The CAN communication line that Harding's multi-pin connector is drawn is divided into 2 groups, respectively connects a 796634-6 plug, is divided into the first plug 7 and second
Plug 8, the first plug 7 are CAN0 and CAN1, and the second plug 8 is CAN2 and CAN3.Test certain road CAN Shi Jiujiangci institute all the way
Belong to plug and is inserted into CAN card 6.
In the present embodiment, the electric wire that Harding's multi-pin connector is drawn is as shown in the table:
1 test fixture connection table of table
In addition it is also necessary to following cable connecting tooling and computer 9:
2 test fixture cable table of table
The working principle of this tooling:
After Z2, Z4 are connected power supply, startup power supply, can start whole plate and external CAN card 6 and RS232 turns RS485 module
5.The ATO motherboard 1 of the complete program of programming can carry out following test by tooling:
CAN communication test: attached optical disk of software installs test program in the computer 9 when in advance with purchase CAN card 6
Ecan Tools.When testing CAN0 and CAN1 on ATO motherboard 1, it is inserted into CAN card 6 with the first plug 7, with the second square opening USB number
CAN card 6 and computer 9 are connected according to line, opens EcanTools, clicking button in " addition equipment " window of pop-up, " opening is set
It is standby ", it if successfully identifying CAN card 6, will appear " CAN1 " and " CAN2 " two subpage frames, after parameter is respectively set, click " really
It is fixed ", communication test is carried out into main interface.
It is inserted into CAN card 6 with the second plug 8 when testing CAN2 and CAN3, repeats above step.
Can by the addition functions of the equipments rapid identification CAN bus of EcanTools whether failure.
RS485 test: computer 9 is connected with USB RS 232 Serial Port Line and RS232 turns RS485 module 5, downloads and opens
COM Debug Assistant software UartAssist selects corresponding serial communication port numbers, and parameter is arranged.After successful connection, sending out
It send column that several characters are written, clicks and send, can be received in UartAssist and send consistent data.
Other tests: it with the USB port of USB data line connection ATO motherboard 1 and computer 9, downloads and opens serial port terminal
Software SecureCRT, observes whether the data printed meet regulation；Turn RJ45 cable connection ATO motherboard 1 with Lemo air plug
Lemo connector and computer 9 network interface, from the address of computer 9ping motherboard, can the test of ping general rule passes through.
Claims (6)
1. a kind of ATO host board testing tooling, the ATO motherboard is equipped with the connector for test, which is characterized in that institute
Stating test fixture includes the socket connecting with the connector of the ATO motherboard, and the socket is connected to 24V power supply, RS232 turns
RS485 module and CAN card, the RS232 turn RS485 module, CAN card and ATO motherboard and connect with computer.
2. a kind of ATO host board testing tooling according to claim 1, which is characterized in that the ATO motherboard is equipped with
4 road CAN interfaces, the CAN card are 2 road CAN cards, and the socket is further connected with the first plug and the second plug, first plug
Connected respectively with wherein 2 tunnels of 4 road CAN interfaces with the second plug by socket, the CAN that the 2 road CAN card is tested as needed
Interface selection is connect with the first plug or the second plug.
3. a kind of ATO host board testing tooling according to claim 1, which is characterized in that the computer passes through USB number
It is connect according to line with ATO motherboard.
4. a kind of ATO host board testing tooling according to claim 3, which is characterized in that the computer also passes through
Lemo air plug turns RJ45 cable and connect with the Lemon connector of ATO motherboard.
5. a kind of ATO host board testing tooling according to claim 1, which is characterized in that the CAN card passes through USB number
It is connect according to line with computer.
6. a kind of ATO host board testing tooling according to claim 1, which is characterized in that the RS232 turns RS485 mould
Block is connect by USB RS 232 Serial Port Line with computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821412632.9U CN208796231U (en) | 2018-08-30 | 2018-08-30 | A kind of ATO host board testing tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821412632.9U CN208796231U (en) | 2018-08-30 | 2018-08-30 | A kind of ATO host board testing tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208796231U true CN208796231U (en) | 2019-04-26 |
Family
ID=66207669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821412632.9U Active CN208796231U (en) | 2018-08-30 | 2018-08-30 | A kind of ATO host board testing tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208796231U (en) |
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2018
- 2018-08-30 CN CN201821412632.9U patent/CN208796231U/en active Active
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