CN209366174U - Safe train operation monitoring device - Google Patents
Safe train operation monitoring device Download PDFInfo
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- CN209366174U CN209366174U CN201920034835.7U CN201920034835U CN209366174U CN 209366174 U CN209366174 U CN 209366174U CN 201920034835 U CN201920034835 U CN 201920034835U CN 209366174 U CN209366174 U CN 209366174U
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Abstract
Safe train operation monitoring device, including the main computer unit communicated to connect with LKJ monitoring device and the Function Extension bound cell connecting with main computer unit, the Function Extension bound cell includes track detecting plug-in unit, bow net detection plug-in unit, DMIS plug-in unit, voice record plug-in unit and TMIS plug-in unit；Main computer unit includes the communications records plug-in unit I and communications records plug-in unit II of redundancy setting, each plug-in unit of Function Extension bound cell passes through at least that RS485 interface is separately connected communications records plug-in unit I and communications records plug-in unit II all the way, and each plug-in unit of Function Extension bound cell passes through at least that Ethernet interface is separately connected interchanger plug-in unit all the way, interchanger plug-in unit is separately connected communications records plug-in unit I and communications records plug-in unit II.The utility model enables to each card of existing Function Extension plug-in unit or external device that can connect separately through RS485 interface with main computer unit, and when the communication line of some card breaks down, replacement RS485 interface recloses communication.
Description
Technical field
The utility model relates to locomotive vehicle-mounted apparatus field more particularly to a kind of safe train operation monitoring devices.
Background technique
Safe train operation monitoring device (TAX) is Locomotive Running Monitor System (LKJ) important component, is vehicle-mounted peace
The shared common communication platform of full information.Unified time, position, locomotive essential information (vehicle are provided for various vehicle-mounted monitoring devices
Type, license number, train number, locomotive attach, visitor/goods, sheet/benefit etc.), driver control, the train operating safeties information such as train pipe pressure, provide
The working power and installation space of Function Extension plug-in unit, for development for railway information construction, ensureing railway operation, performance is focused on safely
Big effect.
The TAX2 comprehensive supervisor for locomotive safety information that investment batch uses at first is using RS485 bus into device
Third party's functional unit plug-in unit broadcasts LKJ information, since RS485 bus is half-duplex, once certain node failure results in blockage, or
Because incorrect using communication bus quality is influenced, the problems such as transmitting frame losing or wrong frame will be all generated.
And application No. is the TAX3 type comprehensive supervisor for locomotive safety information in the patent of " 2016207621483 " then to adopt
Data interaction is carried out with the mode of RS485 and CAN double-bus redundancy and third party's functional unit plug-in unit, to solve RS485 bus
Single node failure influences the problem of communication, but since the loading of freight waggon is few, existing functional unit plug-in unit or external device (track inspection
Survey, bow net detection, TMIS, DMIS, voice recording, cab signal, CMD etc.) RS485 bus is continued to use always, it is not synchronous to carry out skill
Art upgrading, therefore RS485 bus problems existing for TAX2 are not solved effectively.
Utility model content
The utility model, which provides one kind, can satisfy third party's functional unit plug-in unit and peripheral data communication reliability
It is of the existing technology to solve the problems, such as with the TAX device of security requirement and stronger communication expandability.
The utility model uses following technical scheme:
Safe train operation monitoring device, including the main computer unit communicated to connect with LKJ monitoring device, and and main computer unit
The Function Extension bound cell of connection, the Function Extension bound cell includes at least track detecting plug-in unit, bow net detects plug-in unit,
DMIS plug-in unit, voice record plug-in unit and TMIS plug-in unit；
Each plug-in unit of Function Extension bound cell connects main computer unit, and function by different RS485 interfaces respectively
Each plug-in unit of energy expansion plugin unit connects interchanger plug-in unit by different Ethernet interfaces respectively；
The main computer unit includes the communications records plug-in unit I and communications records plug-in unit II of redundancy setting, and interchanger plug-in unit connects
Connect communications records plug-in unit I and communications records plug-in unit II.
It further include the power supply unit being connect with locomotive storage batteries, the power supply unit includes the power insert I of redundancy setting
With power insert II, power insert I and power insert II are main computer unit, Function Extension bound cell, the power supply of interchanger plug-in unit.
Locomotive storage batteries outside the power insert connection.
The communications records plug-in unit includes CPU, be connected on CPU multichannel RS485 interface, at least all the way with interchanger plug-in unit
The Ethernet interface of communication connection.
The Function Extension bound cell further includes expansion interface plug-in unit, and the expansion interface plug-in unit includes processor, place
Reason device is communicated by RS485 interface all the way with main computer unit, is communicated by Ethernet all the way with interchanger plug-in unit, is passed through at least one
Road RS485 interface and at least CAN interface and external device communication all the way.
The interchanger plug-in unit connects different external equipments by different Ethernet interfaces.
The utility model has the beneficial effects that the structure of (1) main computer unit enable to existing Function Extension plug-in unit or
Each card of external device can be connect separately through RS485 interface with main computer unit, at this point, can be in some plug-in unit
When the communication line of plate breaks down, replacement RS485 interface recloses communication；(2) increase with it is each in Function Extension plug-in unit
The interchanger plug-in unit that plug-in unit or external device are connected by individual ethernet communication, for increasing redundancy communication function,
When RS485 interface breaks down, main computer unit is transferred to after receiving data by interchanger plug-in unit.
Detailed description of the invention
Fig. 1 is the structure chart of the utility model.
Fig. 2 is the structure chart of communications records plug-in unit.
Fig. 3 is industry ethernet architecture diagram.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Safe train operation monitoring device provided by the utility model, the device are capable of providing multichannel RS485 bus interface
And Ethernet interface, one-to-one communication is realized with each Function Extension plug-in unit, the interference to avoid each peripheral hardware to bus, or it is illegal
Equipment access network steals data.
Specifically, the utility model includes the main computer unit with the communication connection of LKJ monitoring device, and is connected with main computer unit
The Function Extension bound cell connect, Function Extension bound cell include at least track detecting plug-in unit, bow net detection plug-in unit, DMIS and insert
Part, voice record plug-in unit and TMIS plug-in unit further include expansion interface plug-in unit and spare interface, inserting in Function Extension bound cell
Part is the Function detection unit of the plug-in type in TAX equipment, is existing hardware, therefore repeat no more.Expansion interface plug-in unit can be from
LKJ obtains motorcycle safety information, is supplied to external equipment in a manner of 1 pair 1 by multichannel RS485 interface, external equipment include with
The corresponding equipment of each plug-in unit of Function Extension plug-in unit, such as TMIS system, DMIS system, Pantograph-OCS system etc..
Main computer unit includes the communications records plug-in unit I and communications records plug-in unit II of redundancy setting, two communications records plug-in units
It is used to obtain motorcycle safety information from LKJ monitoring device, and by the communications records plug-in unit of work at present using broadcast and 1 pair
1 RS485 interface is transmitted to each internal plug.Each plug-in unit of Function Extension bound cell passes through RS485 interface company all the way
Main computer unit is connect, i.e., each plug-in unit passes through RS485 line connection communication record plug-in unit I and communications records plug-in unit II, and function all the way
Each plug-in unit of energy expansion plugin unit passes through Ethernet interface all the way and is separately connected interchanger plug-in unit.Interchanger plug-in unit is realized
Ethernet interconnection between communications records plug-in unit and Function Extension plug-in unit, peripheral equipment.
Therefore, from the foregoing, after the external equipment of the utility model can be by RS485 connection expansion interface plug-in unit,
It is communicated by expansion interface plug-in unit with main computer unit；Interchanger plug-in unit can also be connected by Ethernet interface, pass through exchange
Machine transplanting of rice part is communicated with main computer unit；And each plug-in unit of the Function Extension bound cell of the utility model can be connect by RS485
Mouth is communicated with main computer unit, can also be connected interchanger plug-in unit by Ethernet interface, be passed through interchanger plug-in unit and host list
Member is communicated.I.e. since each card and external equipment of Function Extension plug-in unit can be connect by individual RS485
Mouth is connect with main computer unit, so if can directly replace when some card or the communication line of equipment break down
RS485 interface recloses communication；And pass through list with plug-in unit each in Function Extension plug-in unit or external device due to increasing
The interchanger plug-in unit of only ethernet communication connection carries out redundancy communication, can directly by the Ethernet interface communication of high speed or
When RS485 interface breaks down, main computer unit is transferred to after receiving data by interchanger plug-in unit.
The utility model further includes the power supply unit connecting with locomotive storage batteries, and power supply unit includes the power supply of redundancy setting
After plug-in unit I and power insert II, power insert I and power insert II obtain DC110V the or 74V power supply of locomotive storage batteries, pass through
Voltage transformation module conversion electric power provides DC5V, DC15V electricity for main computer unit, Function Extension bound cell, interchanger plug-in unit etc.
Source.
As shown in Fig. 2, being the interface structure figure of communications records plug-in unit.Communications records plug-in unit includes processor, processor choosing
With cpu chip, AM3359 or I.MX6 is can be used in cpu chip, and memory uses capacity NandFlash.Processor can be used
Xilinx SPARTAN6 Series FPGA extends the serial ports at least 15 tunnels, for connecting each plug-in unit.As shown in figure 3, processor chips
Built-in 2 tunnel CAN controller with LKJ for communicating, built-in 1 road UART controller, for being communicated with LKJ, built-in 2 road UART control
Device, is used for power supply board communications, and built-in 1 road UART controller communicates, built-in 1 road UART controller, for adjusting for standby machine
Examination, built-in 1 road ethernet controller, for connecing interchanger.
And expansion interface plug-in unit includes processor, STM32F407IET7TR can be used in processor: processor is by all the way
RS485 interface is communicated with main computer unit, by communicating all the way with outer net with interchanger plug-in unit, passes through at least RS485 interface all the way
At least CAN interface and external device communication all the way.
Above-described is only preferred embodiments of the present invention, it is noted that for those skilled in the art
For, under the premise of not departing from the utility model general idea, several changes and improvements can also be made, these also should be considered as
The protection scope of the utility model.
Claims (6)
1. safe train operation monitoring device, it is characterised in that: including the main computer unit communicated to connect with LKJ monitoring device, and
The Function Extension bound cell connecting with main computer unit, the Function Extension bound cell include at least track detecting plug-in unit, bow
Net detection plug-in unit, DMIS plug-in unit, voice record plug-in unit and TMIS plug-in unit；
Each plug-in unit of Function Extension bound cell connects main computer unit by different RS485 interfaces respectively, and function expands
The each plug-in unit for opening up bound cell connects interchanger plug-in unit by different Ethernet interfaces respectively；
The main computer unit includes the communications records plug-in unit I and communications records plug-in unit II of redundancy setting, and the connection of interchanger plug-in unit is logical
Letter record plug-in unit I and communications records plug-in unit II.
2. safe train operation monitoring device according to claim 1, it is characterised in that: further include connecting with locomotive storage batteries
The power supply unit connect, the power supply unit include the power insert I and power insert II of redundancy setting, power insert I and power supply
Plug-in unit II is main computer unit, Function Extension bound cell, the power supply of interchanger plug-in unit.
3. safe train operation monitoring device according to claim 2, it is characterised in that: the power insert connection is external
Locomotive storage batteries.
4. safe train operation monitoring device according to claim 1, it is characterised in that: the communications records plug-in unit includes
The Ethernet interface for being connected with multichannel RS485 interface on CPU, CPU, at least being communicated to connect all the way with interchanger plug-in unit.
5. safe train operation monitoring device according to claim 1, it is characterised in that: the Function Extension bound cell
It further include expansion interface plug-in unit, the expansion interface plug-in unit includes processor, and processor passes through RS485 interface all the way and host list
Member communication, is communicated by Ethernet all the way with interchanger plug-in unit, and at least RS485 interface and at least CAN interface all the way all the way are passed through
With external device communication.
6. safe train operation monitoring device according to claim 1, it is characterised in that: the interchanger plug-in unit is not by
Same Ethernet interface connects different external equipments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920034835.7U CN209366174U (en) | 2019-01-09 | 2019-01-09 | Safe train operation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920034835.7U CN209366174U (en) | 2019-01-09 | 2019-01-09 | Safe train operation monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN209366174U true CN209366174U (en) | 2019-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920034835.7U Active CN209366174U (en) | 2019-01-09 | 2019-01-09 | Safe train operation monitoring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110861680A (en) * | 2019-11-14 | 2020-03-06 | 通号城市轨道交通技术有限公司 | Real-time recording and analyzing device and method for running state of vehicle-mounted running control system |
| CN115242719A (en) * | 2022-08-02 | 2022-10-25 | 通号(西安)轨道交通工业集团有限公司北京分公司 | Data transmission method, train operation safety monitoring system and related equipment |
-
2019
- 2019-01-09 CN CN201920034835.7U patent/CN209366174U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110861680A (en) * | 2019-11-14 | 2020-03-06 | 通号城市轨道交通技术有限公司 | Real-time recording and analyzing device and method for running state of vehicle-mounted running control system |
| CN115242719A (en) * | 2022-08-02 | 2022-10-25 | 通号(西安)轨道交通工业集团有限公司北京分公司 | Data transmission method, train operation safety monitoring system and related equipment |
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