CN108933995A - A kind of locomotive display device collecting 4G transparent transmission and data recorder function - Google Patents
A kind of locomotive display device collecting 4G transparent transmission and data recorder function Download PDFInfo
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- CN108933995A CN108933995A CN201810712389.0A CN201810712389A CN108933995A CN 108933995 A CN108933995 A CN 108933995A CN 201810712389 A CN201810712389 A CN 201810712389A CN 108933995 A CN108933995 A CN 108933995A
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- Prior art keywords
- module
- liquid crystal
- locomotive
- crystal display
- unit
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/52—Network services specially adapted for the location of the user terminal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40267—Bus for use in transportation systems
- H04L2012/40273—Bus for use in transportation systems the transportation system being a vehicle
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of locomotive display device for collecting 4G transparent transmission and data recorder function, realize that CAN bus based locomotive information shows, records and the function of wireless remote transmission.PC104 mainboard obtains real-time locomotive information as main control module, by CAN communication module, carries out control output, display, storage according to information change.Multifunctional power module is responsible for each module for power supply in device, monitors industrial liquid crystal display temperature and heats in low temperature, receive external switch amount signal and be sent to PC104 mainboard by RS232.4G/GPS module integrates 4G communication and GPS positioning function, locomotive operating data can be pass-through to the network terminal.Using embedded windows system, in addition to loading application program, the test program of each module has also been devised, in this way in no replacement is required the test of product and application stage software storage medium or test software.Each module is connected using the nesting structural embedded control of PC104, guarantees that function is facilitated to increase and cut while stability, has general applicability.
Description
Technical field
The present invention relates to locomotive fields more particularly to a kind of collection 4G transparent transmission and the locomotive of data recorder function to show and fill
It sets.
Background technique
Currently, maximum difficult point is exactly sporadic failure in locomotive CAN bus malfunction elimination.This allows most experienced work
Cheng Shi is unable to judge accurately the source of problem.For example, freight locomotive occurs 1 time since CAN is logical during 10,000 kilometers of traveling
It is promptly unloaded caused by letter exception, but ground experiment can not reappear failure again later, engineer requires a great deal of time
The root of problem can just be found.This sporadic communication abnormality has seriously affected locomotive operation safety.Locomotive is in operation
Incipient fault is that driver can not prejudge, if the network terminal can be sent to locomotive real time data, can pass through the network terminal
Expert system locomotive failure is studied and is prejudged.
Summary of the invention
The present invention provides a kind of locomotive display device for collecting 4G transparent transmission and data recorder function, to overcome above-mentioned technology to ask
Topic.
The locomotive display device of the present invention collection 4G transparent transmission and data recorder function, comprising:
Master controller, industrial liquid crystal display, power module, communication module and module for reading and writing；
The communication module includes: CAN communication unit, 4G/GPS communication unit,
It is total by PC104 with stacked manner between the master controller and the CAN communication unit and the module for reading and writing
Line connection, the master controller are connect by RS232 serial ports with the 4G/GPS communication unit；
The industry liquid crystal display is connect by VGA with the master controller, and the industry liquid crystal display includes: for acquiring
State sensor, the glass sandwich comprising metal wire net of industrial liquid crystal display real time temperature.
Further, the module for reading and writing includes SD card storage unit and CF card storage unit, compressed for storing
Locomotive failure data.
Further, the industrial liquid crystal display further includes heating unit, and the heating unit is connect with power module, is used for
Heat the industrial liquid crystal display；
Heat-sink unit, the heat-sink unit are used to cool down the industrial liquid crystal display；
The power module includes:
Single-chip microcontroller, for the real time temperature for the industrial liquid crystal display that receiving sensor is sent, if the real time temperature is greater than the
One threshold temperature then opens the heat-sink unit, if the real time temperature is less than second threshold temperature, opens heating unit, institute
First threshold temperature is stated greater than the second threshold temperature.
The invention discloses a kind of locomotive display devices for collecting 4G transparent transmission and data recorder function, realize total based on CAN
The locomotive information of line shows, records and the function of wireless remote transmission.PC104 mainboard passes through CAN communication module as main control module
Real-time locomotive information is obtained, control output, display, storage are carried out according to information change.Multifunctional power module is responsible in device
Each module for power supply monitors industrial liquid crystal display temperature and heats in low temperature, receives external switch amount signal and is transmitted by RS232
To PC104 mainboard.4G/GPS module integrates 4G communication and GPS positioning function, solves sporadic communication abnormality and seriously affects
The problem of locomotive operation safety.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the locomotive display device structure schematic diagram of present invention collection 4G transparent transmission and data recorder function；
Fig. 2 is another structural schematic diagram of locomotive display device of present invention collection 4G transparent transmission and data recorder function.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is the locomotive display device structure schematic diagram of present invention collection 4G transparent transmission and data recorder function, such as Fig. 1 institute
Show, the device of the present embodiment may include:
Master controller 101, industrial liquid crystal display 102, power module 103, communication module 104 and module for reading and writing 105；
The communication module includes: CAN communication unit, 4G/GPS communication unit,
It is total by PC104 with stacked manner between the master controller and the CAN communication unit and the module for reading and writing
Line connection, the master controller are connect by RS232 serial ports with the 4G/GPS communication unit；
The industry liquid crystal display is connect by VGA with the master controller, and the industry liquid crystal display includes: for acquiring
State sensor, the glass sandwich comprising metal wire net of industrial liquid crystal display real time temperature.
Specifically, the industrial glasses for LCD interlayer comprising metal wire net of the present embodiment, it is therefore prevented that electromagnetic interference.It improves
The display effect of industrial liquid crystal display.4G/GPS communication unit realizes 4G transparent transmission.Sporadic communication abnormality has seriously affected machine
The problem of vehicle operational safety.CAN communication unit is used for transmission every operating parameter of locomotive.And it is deposited by module for reading and writing
Storage.
The present embodiment master controller is PC104 mainboard, which is the core control panel of whole device, and CPU is based on X86
Framework carries embedded Windows XP operating system.PC104 mainboard operation application program after pass through CAN communication module with
Other locomotive control equipment carry out bus communication.
The corresponding 4G antenna of 4G/GPS module is placed in outside device, is accessed 4G/GPS module by aviation plug and is provided for it
4G communication and GPS positioning information.4G/GPS module can realize 4G communication function after installing SIM card, by RS232 with
The communication of PC104 mainboard.Application program passes through 4G/GPS after acquiring real-time locomotive bus data, in the form that RS232 is instructed
The 4G network terminal realizes data penetration transmission to module to the ground, while warning message can also be sent to mobile phone end in the form of short message
End.
4G/GPS module and data memory module are integrated into traditional by the present invention using the extremely strong PC104 structure of shock resistance
In locomotive display device, to meet the environmental requirement of locomotive strong vibration, while it is uncomfortable also to solve existing locomotive cab
Close the problem of installing new electronic device additional.The glass of the industrial exterior interlayer comprising metal wire net of liquid crystal display, so that it is strong to meet locomotive
The environmental requirement of electromagnetic interference.
Further, the module for reading and writing includes SD card storage unit and CF card storage unit, compressed for storing
Locomotive failure data.
Travelling data is compressed specifically, the present apparatus specially develops compression algorithm for locomotive CAN communication agreement,
The maximum amount of data can be stored in limited storage space, it is then soft using the decompression of matched independent development in PC machine again
File is decompressed into Excel table by part, and in view of the file of decompression is divided into several by the capacity problem of Excel table
Excel table and each Excel table maximum number of lines are 10000 rows.Storage mode takes circulation to store, i.e., after SD card is filled with
Circulation covers earliest information storage area, uses as locomotive black box.
SD card and its module for reading and writing are responsible for storing locomotive bus data.Application program by collected locomotive bus data into
It is stored in SD card after row compression, circulation storage is carried out after SD card is filled with.Data in SD card are imported into PC, pass through independent development
Analysis software carries out data decompression and parsing, and the data being extracted can be presented with chart or curve form.
The effect of CF card and its module for reading and writing is that storage embedded Windows XP operating system, application program and system are faced
When data.
Further, the industrial liquid crystal display further includes heating unit, and the heating unit is connect with power module, is used for
Heat the industrial liquid crystal display；
Heat-sink unit, the heat-sink unit are used to cool down the industrial liquid crystal display；
The power module includes:
Single-chip microcontroller, for the real time temperature for the industrial liquid crystal display that receiving sensor is sent, if the real time temperature is greater than the
One threshold temperature then opens the heat-sink unit, if the real time temperature is less than second threshold temperature, opens heating unit, institute
First threshold temperature is stated greater than the second threshold temperature.
Specifically, as shown in Fig. 2, multifunctional power module is all module for power supply in device.Realize on-off model
It acquires and passes through RS232 and be sent to PC104 mainboard.It realizes and industrial liquid crystal display is obtained by the temperature sensor of industrial liquid crystal display
Temperature is the function of its heating by resistance wire when temperature is lower than industrial liquid crystal display operating temperature.Capture button signal simultaneously leads to
It crosses USB transmission and gives PC104 mainboard, to realize the purpose of human-computer interaction.
PC104 single board computer, PC104CAN communication module, SD card module for reading and writing are stacked by PC104 bus,
PC104 single board computer is most upper, and PC104CAN communication module is in intermediate, SD card module for reading and writing in most bottom position.Each module passes through
The fastening of yin-yang copper post.The PC104 single board computer of top layer is fastened to the shell of device, and the radiator of CPU by yin-yang copper post
Shell is directly fitted by heat-conducting silicone grease, the heat dissipation of CPU is carried out using device housings.
The all MS3122 series aerospace plugs of external interface of the present invention guarantee the secured of connection to greatest extent and prevent dry
It disturbs.CF card module for reading and writing, 4G/GPS module, industrial liquid crystal display and multifunctional power module all fasten in the chassis, cabinet inside
Line has external shielding layer.Industrial liquid crystal display is connect by VGA with PC104 mainboard, realizes data display function.In industrial liquid crystal
It is isolated between screen and other modules in device by aluminium sheet, to realize anti-interference and stability to greatest extent.Work simultaneously
The glass that interlayer is wire mesh is housed outside industry liquid crystal display, while meeting IP65 degree of protection, is also realized to greatest extent anti-
Electromagnetic interference.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (3)
1. a kind of locomotive display device for collecting 4G transparent transmission and data recorder function, it is characterised in that:
Master controller, industrial liquid crystal display, power module, communication module, module for reading and writing,
The communication module includes: CAN communication unit, 4G/GPS communication unit,
Connected with stacked manner by PC104 bus between the master controller and the CAN communication unit and the module for reading and writing
It connects, the master controller is connect by RS232 serial ports with the 4G/GPS communication unit；
The industry liquid crystal display is connect by VGA with the master controller, and the industry liquid crystal display includes: for acquiring the work
Sensor, the glass sandwich comprising metal wire net of industry liquid crystal display real time temperature.
2. locomotive display device according to claim 1, which is characterized in that the module for reading and writing includes SD card storage unit
With CF card storage unit, for storing compressed locomotive failure data.
3. locomotive display device according to claim 1, which is characterized in that the industry liquid crystal display further includes that heating is single
Member, the heating unit are connect with power module, for heating the industrial liquid crystal display；
Heat-sink unit, the heat-sink unit are used to cool down the industrial liquid crystal display；
The power module includes:
Single-chip microcontroller, for the real time temperature for the industrial liquid crystal display that receiving sensor is sent, if the real time temperature is greater than the first threshold
Value temperature then opens the heat-sink unit, if the real time temperature is less than second threshold temperature, opens heating unit, and described the
One threshold temperature is greater than the second threshold temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810712389.0A CN108933995A (en) | 2018-06-29 | 2018-06-29 | A kind of locomotive display device collecting 4G transparent transmission and data recorder function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810712389.0A CN108933995A (en) | 2018-06-29 | 2018-06-29 | A kind of locomotive display device collecting 4G transparent transmission and data recorder function |
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| CN108933995A true CN108933995A (en) | 2018-12-04 |
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| CN201810712389.0A Pending CN108933995A (en) | 2018-06-29 | 2018-06-29 | A kind of locomotive display device collecting 4G transparent transmission and data recorder function |
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Application publication date: 20181204 |
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