CN202669861U - Train operation monitoring device - Google Patents
Train operation monitoring device Download PDFInfo
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- CN202669861U CN202669861U CN 201220325274 CN201220325274U CN202669861U CN 202669861 U CN202669861 U CN 202669861U CN 201220325274 CN201220325274 CN 201220325274 CN 201220325274 U CN201220325274 U CN 201220325274U CN 202669861 U CN202669861 U CN 202669861U
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Abstract
The utility model discloses a train operation monitoring device, which comprises an onboard data acquisition unit, a main processing unit, an output unit and a communication processing unit, wherein the onboard data acquisition unit acquires onboard data required by a train in real time, and transmits the obtained onboard data to the main processing unit; the main processing unit stores and calls the obtained onboard data, records and analyzes the operating state of the train, and outputs a control command according to the operating state of the train; the output unit executes operation according to the control command output by the main processing unit; and the communication processing unit transmits the onboard data and the operating state of the train in the main processing unit. According to the technical scheme, the reliability and safety of an onboard data updating process are ensured, the onboard data updating process is simplified, and data updating cost is lowered.
Description
Technical field
The utility model relates to a kind of mobile unit, specifically relates to a kind of train operation monitoring device that makes things convenient for data security to upgrade.
Background technology
Train operation monitoring device (LKJ) is the important component part of Train operation control system, is be used to preventing that train overrunning of signal, operation hypervelocity accident and donkey engine driver (containing the motor train unit driver) from improving the important traffic safety equipment of maneuvering ability.The LKJ vehicle-mounted data is the basis of LKJ control function realization and the foundation of operating analysis.The accuracy of LKJ vehicle-mounted data is prerequisite and the guarantee of monitoring safe train operation.Therefore, reliability, the safety of LKJ vehicle-mounted data renewal process had very high requirement.
At present, LKJ leaves vehicle-mounted data among the EPROM of monitoring record plug-in unit, when vehicle-mounted data changes, the user need to take out the EPROM of LKJ on every locomotive and take ground from equipment erasable, brought thus the problem of data updating process complexity, simultaneously, because the EPROM access times of ultraviolet erasing are very limited, also brought the high problem of cost of upgrading.
The utility model content
The purpose of this utility model provides fast, the safe and reliable train operation monitoring device of a kind of renewal speed.
For achieving the above object, the utility model is by the following technical solutions:
A kind of train operation monitoring device, it comprises: the required vehicle-mounted data of vehicle carried data collecting unit Real-time Obtaining train, and the vehicle-mounted data that obtains is sent to Main Processor Unit; Main Processor Unit is stored and is called the vehicle-mounted data that obtains, and the running state of train is recorded and analyzes, and exports control command according to the running state of train at last; Output unit is according to the control command output execution action of Main Processor Unit; Communications processor element sends the vehicle-mounted data in the Main Processor Unit, train operation state.
Described train operation monitoring device comprises two vehicle carried data collecting unit, two Main Processor Units, two output units and two communications processor elements, wherein, communicate to connect between two Main Processor Units, communicate to connect between two output units, communicate to connect between two communications processor elements.
Described vehicle carried data collecting unit comprises train speed acquiring unit, track-circuit signalling acquiring unit, insulation joint information acquisition unit, locomotive pressure acquiring unit and locomotive operating mode acquiring unit.
Described train speed acquiring unit is to be positioned at the train locomotive wheel to upper speed sensor; Described locomotive pressure acquiring unit comprises the pressure sensor that lays respectively in train pipe, total reservoir, the equalizing reservoir.
Adopt the utility model of technique scheme, guaranteed reliability, the safety of vehicle-mounted data renewal process and simplified vehicle-mounted data renewal operating process, reduced the more cost of new data.
Description of drawings
Fig. 1 is integral structure schematic diagram of the present utility model.
Fig. 2 is the structural representation that the utility model increases data backup.
Fig. 3 is the annexation schematic diagram of train operation monitoring device and external equipment.
Fig. 4 is the structural representation of main control unit.
Fig. 5 is the diagram of circuit of the utility model vehicle-mounted data update method.
The specific embodiment
As shown in Figure 1, the utility model comprises Main Processor Unit 110, train speed acquiring unit 120, locomotive operating mode acquiring unit 130, locomotive pressure acquiring unit 140, insulation joint information acquisition unit 150, track-circuit signalling acquiring unit 160, communications processor element 170 and output unit 180.Wherein, train speed acquiring unit 120, locomotive operating mode acquiring unit 130, locomotive pressure acquiring unit 140, insulation joint information acquisition unit 150 and track-circuit signalling acquiring unit 160 are referred to as the vehicle carried data collecting unit, the required vehicle-mounted data of its Real-time Obtaining train, and the vehicle-mounted data that obtains is sent to Main Processor Unit 110.110 pairs of vehicle-mounted datas that obtain of Main Processor Unit are stored and are called, and the running state of train is recorded and analyzes.Specifically, its medium velocity acquiring unit 120 reads the speed sensor signal on the train wheel, and passes to Main Processor Unit, and Main Processor Unit calculates the information such as locomotive speed, acceleration/accel, service direction, mileage; Main Processor Unit 110 transmits the speed protection curve that the insulation joint information calculations of coming goes out train according to the cab signal of vehicle-mounted data and track-circuit signalling 160 acquiring unit transmission and in conjunction with insulation joint information acquisition unit 150; Track circuit acquiring unit 160 obtains track circuit information by communicating by letter with general-purpose locomotive signal or subject highlighting cab signal; Locomotive pressure acquiring unit 140 not only detects train tube pressure and also detects equalizing reservoir of motor vehicle pressure and brake-cylinder pressure, and the equalizing reservoir pressure signal is used for controlled reset to improve service braking decompression amount control accuracy; The brake-cylinder pressure signal is mainly as the state recording foundation.At last, Main Processor Unit 110 is exported control command according to the running state of train, and in real time by communication unit 170 and external device communication, by the relevant execution action of output unit 180 outputs.Communications processor element 170 is mainly finished the call management of train operation monitoring device and other equipment rooms so that the equipment of different communication form, different communication interface and speed can with the LKJ swap data.
By above-described embodiment, can provide a kind of mobile unit train operation monitoring device specification, that can monitor train operation that meets.
Fig. 2 is an embodiment who adopts slave hot backup redundancy framework, be that train operation monitoring device comprises two vehicle carried data collecting unit, two Main Processor Unit 21A, 21B, two output unit 28A, 28B and two communications processor element 27A, 27B wherein, communicates to connect between two Main Processor Units, communicate to connect between two output units, communicate to connect between two communications processor elements; The vehicle carried data collecting unit comprises locomotive speed acquiring unit 22A, 22B, locomotive operating mode acquiring unit 23A, 23B, track-circuit signalling acquiring unit 24A, 24B, insulation joint information acquisition unit 25A, 25B and locomotive pressure acquiring unit 26A, 26B.Be the mode of operation of slave hot backup redundancy during work, independently be comprised of the unit two groups of A, B, there are complete signal input and control output interface in every group of unit.Active and standby machine is worked simultaneously, and at any time by the synchronous bus swap data, in case main frame breaks down, standby host is taken over the host work task immediately, realizes the uninterrupted operation of monitoring.In the present embodiment, two groups of unit are arranged in same cabinet, take the cabinet line of centers as the benchmark symmetric offset spread, connect by motherboard between two groups of unit and the unit, communicate and data exchange, all input/output signals are all drawn by the case back plate adaptor union, and these input/output signals are connected to sensor or the executive device that is installed on the locomotive by cable again.These sensors and executive device do not belong to scope of the present utility model, realize for the ease of technical personnel, here with the show annexation of peripheral unit and train operation monitoring device of Fig. 3.The incoming signal of sensor inputs to simultaneously two groups of A, B and correspondingly processes in the processing unit, and the output signal in two groups of unit is by the laggard line output of serial or parallel connection.In addition, architecture of the present utility model also includes but are not limited to triplication redundancy, 2 and takes advantage of two to get second-class mode.
Fig. 4 has provided the composition structural representation of the Main Processor Unit (110 among Fig. 1, the 21A among Fig. 2 and 21B) among Fig. 1, Fig. 2.Main Processor Unit is comprised of CPU module 410, FPGA module 430, vehicle-mounted data memory module 420, application storage module 440, maintenance program memory module 450, record memory module 460, communication module 470, real-time clock module 480 and maintenance interface module 490.The CPU module is comprised of CPU and required peripheral components such as reset circuit, the crystal oscillator etc. of CPU minimum system.The CPU module has two kinds of patterns, and a kind of is service mode, and a kind of is normal operation mode.By cooperating of cpu reset signal and FPGA, realized that two kinds of patterns switch and corresponding decoded mode, the sensing of the program and data space by change CPU comes different program and data space requirement under two kinds of mode of operations of specific implementation.The FPGA module adopts the XC3S400 of Xilinx company, mainly sets finish the work switching, the sheet of pattern of input and switching command according to pattern and selects generation, address decoding and hardware CRC calculation function.Vehicle-mounted data memory module, maintenance program memory module, application storage module all adopt NORFlash, and concrete model is M29W256GL.The record memory module adopts the FRAM of RAMTRON company, and model is FM22L16.Real-time clock module just provides clock with two DS1554 for system, guarantees the accuracy of clock.Communication module is mainly finished the functions such as internal bus communications, synchronous communication, correspondence with foreign country.Maintenance interface adopts USB2.0 at full speed.Main Processor Unit is HOST, and special use is updated the equipment and is to carry out the renewal of vehicle-mounted data by Device.Because the FLASH chip is all adopted in the storage of vehicle-mounted data and program, utilize the vehicle-mounted data update method that the utility model proposes to carry out the online updating of vehicle-mounted data, maintenance program, application program.
Fig. 5 has expressed the vehicle-mounted data update method of an embodiment of the application.In step S501 and S502, need the obtain manner of the vehicle-mounted data that upgrades and the establishment of data file to require carry out in strict accordance with " train operation monitoring device (LKJ) uses maintenance regulation " and " train operation monitoring device (LKJ) data file establishment standard ".
For the ease of management, when implementation step S502, carry out the operation of Y501 regulation, the operation that management software is recorded the job number of login personnel and time and carried out can be reviewed the source of data.
Step S503 requires to generate the data file that meets call format according to " train operation monitoring device (LKJ) data file establishment standard ".
For cooperating in the renewal process, maintenance software carries out verification to the data file and improves reliability and safety in the data file update process, when implementation step S503, carry out the operation of Y502 regulation, for data file increases a special data file management district.Be divided into check field, permission section in the directorial area.The CRC32 proof test value that each sector of data file is arranged in check field, and the proof test value of directorial area, permission section are the renewal authority of this data file etc.
Step S504 asks to update the equipment to authorize, and writes the Reconfigurations file to updating the equipment, authorization command and proof test value in the configuration file.This authority must write through management software, and it is invalid to copy.
In order to prevent the wrong invalid data file of upgrading, management software is when writing authorization command in configuration file, increased Y503, in authority, write data file date of expiration, maintenance software can check whether data file is in subject word when updated data file, non-effective issue is according to file, and maintenance software can not upgrade.
In step S505, management software writes data file in the special-purpose more new tool.
In step S506, S507, S508, S509, S511, service personnel is got on the bus vehicle-mounted data is upgraded, before carrying out Data Update, carry out step Y504 for the ease of management maintenance software, maintenance program will be at the middle generation Update log of updating the equipment, the type of locomotive of Update log record renewal personnel job number, program updates vehicle, engine number etc.Also can append in the Update log after upgrade finishing and upgrade versions of data, former versions of data, and update time, renewal result (success, failure).Concrete renewal process specifically describes as follows: close train operation monitoring device (LKJ) power supply, will update the equipment through the special use of authorizing is connected with the maintenance interface USB of LKJ, opens the LKJ power supply.
LKJ operating maintenance program, maintenance program are updated the equipment to special use and are carried out validity checking, if legitimate device then reads authority, if authority is legal and before the deadline, maintenance program operates according to authority.
Maintenance program at first at the special use middle generation journal file of updating the equipment, is recorded type of locomotive, engine number of renewal personnel job number, program updates vehicle etc. in the journal file before operating.
Maintenance program carries out verification and validity check to data file to be updated, if verification by and data file be in the subject word, data file to be updated will be write the vehicle-mounted data memory module.After renewal was finished, updating the equipment to send to special use was updated successfully order.If data check by, invalid or in renewal process, occurs unsuccessfully, maintenance program is updated the equipment to send to special use and is upgraded unsuccessfully order, the special use meeting of updating the equipment is pointed out the renewal result to service personnel.
Maintenance program appends renewal versions of data, former versions of data in Update log, and update time, upgrades result's (success, failure).
In step S510, after service personnel will need the equipment update all that upgrades complete, with the special use traffic control reason personnel that update the equipment, operating personal read more new record.
For the ease of management, the new record that reads more among this step S510 is mainly finished by management software, and as Y5 described, management software was with the Update log file for future examination.
Above-mentioned steps is finished the update method of namely having finished the application.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit.Those skilled in the art still can make amendment to the technical scheme of putting down in writing with reference to previous embodiment; perhaps part technical characterictic wherein is equal to replacement; and these modifications or replacement; do not make the spirit and scope of essence disengaging the utility model embodiment technical scheme of appropriate technical solution, still belong to the protection domain of this aspect.
Claims (4)
1. a train operation monitoring device is characterized in that, it comprises:
The vehicle carried data collecting unit, the vehicle-mounted data that the Real-time Obtaining train is required, and the vehicle-mounted data that obtains is sent to Main Processor Unit;
Main Processor Unit is stored and is called the vehicle-mounted data that obtains, and the running state of train is recorded and analyzes, and exports control command according to the running state of train at last;
Output unit is according to the control command output execution action of Main Processor Unit;
Communications processor element, it sends the vehicle-mounted data in the Main Processor Unit, train operation state.
2. train operation monitoring device according to claim 1, it is characterized in that: described train operation monitoring device comprises two vehicle carried data collecting unit, two Main Processor Units, two output units and two communications processor elements, wherein, communicate to connect between two Main Processor Units, communicate to connect between two output units, communicate to connect between two communications processor elements.
3. train operation monitoring device according to claim 1 and 2, it is characterized in that: described vehicle carried data collecting unit comprises train speed acquiring unit, track-circuit signalling acquiring unit, insulation joint information acquisition unit, locomotive pressure acquiring unit and locomotive operating mode acquiring unit.
4. train operation monitoring device according to claim 3 is characterized in that: described train speed acquiring unit is to be positioned at the train locomotive wheel to upper speed sensor; Described locomotive pressure acquiring unit comprises the pressure sensor that lays respectively in train pipe, total reservoir, the equalizing reservoir.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220325274 CN202669861U (en) | 2012-07-06 | 2012-07-06 | Train operation monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220325274 CN202669861U (en) | 2012-07-06 | 2012-07-06 | Train operation monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN202669861U true CN202669861U (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220325274 Expired - Lifetime CN202669861U (en) | 2012-07-06 | 2012-07-06 | Train operation monitoring device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176094A (en) * | 2013-12-23 | 2014-12-03 | 北京思维鑫科信息技术有限公司 | Control unit for train running monitoring vehicle-mounted system |
| CN104554346A (en) * | 2014-11-21 | 2015-04-29 | 北京交控科技有限公司 | Train operation parameter real-time monitoring system |
| CN105197068A (en) * | 2015-10-10 | 2015-12-30 | 河南思维自动化设备股份有限公司 | Dual-computer safety redundancy type LKJ mainframe system and method |
| CN107423824A (en) * | 2017-04-21 | 2017-12-01 | 中车大连电力牵引研发中心有限公司 | Train radio attending device, system and server |
-
2012
- 2012-07-06 CN CN 201220325274 patent/CN202669861U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176094A (en) * | 2013-12-23 | 2014-12-03 | 北京思维鑫科信息技术有限公司 | Control unit for train running monitoring vehicle-mounted system |
| CN104554346A (en) * | 2014-11-21 | 2015-04-29 | 北京交控科技有限公司 | Train operation parameter real-time monitoring system |
| CN105197068A (en) * | 2015-10-10 | 2015-12-30 | 河南思维自动化设备股份有限公司 | Dual-computer safety redundancy type LKJ mainframe system and method |
| CN107423824A (en) * | 2017-04-21 | 2017-12-01 | 中车大连电力牵引研发中心有限公司 | Train radio attending device, system and server |
| CN107423824B (en) * | 2017-04-21 | 2023-10-24 | 中车大连电力牵引研发中心有限公司 | Train wireless maintenance device, system and server |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |
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| CX01 | Expiry of patent term |