CN201345055Y - Locomotive diagnosis display device - Google Patents
Locomotive diagnosis display device Download PDFInfo
- Publication number
- CN201345055Y CN201345055Y CNU2008202320165U CN200820232016U CN201345055Y CN 201345055 Y CN201345055 Y CN 201345055Y CN U2008202320165 U CNU2008202320165 U CN U2008202320165U CN 200820232016 U CN200820232016 U CN 200820232016U CN 201345055 Y CN201345055 Y CN 201345055Y
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Abstract
The utility model discloses a locomotive diagnosis display device. In the technical proposal, a circuit structure mainly comprises a PC/104 standard CPU board, a PC/104 standard display board, a PC/104 standard communication board, an LCD screen, a backplane, a power panel and the like. The core of the locomotive diagnosis display device adopts a PC/104 industrial control computer and the LCD screen, and the periphery thereof is expansively provided with a digital input interface, a digital output interface, an analog input interface, an IC card interface and a keyboard interface through a PC/104 bus, thereby realizing the functions of the keyboard input, keyboard backlight lighting, LCD backlight brightness adjustment, alarm indication, IC card data dump, data communication and the like. The utility model can be connected with the intelligent equipment in the locomotive through a communication line or a vehicle network system so as to read information and set parameters, thereby displaying the states and operating parameters of the locomotive and main electromechanical equipment in the locomotive, displaying the faults and fault records of the equipment, assisting the fault diagnosis, and setting or adjusting the equipment parameters. The utility model has the advantages of simple and reasonable structure, easy disassembly and convenient maintenance.
Description
Technical field
The utility model belongs to display device, is specifically related to a kind of locomotive diagnosis display device.Background technology locomotive control microcomputerization, networking are the inexorable trends of modern technologies development.Running status that can the display machines vehicle device, prompting fault and processing scheme thereof, the demonstration diagnostic device of the parameter of configuration device etc. is one of significant components of locomotive monitoring system, but temporarily no at present modular locomotive is diagnosed display device.
Summary of the invention
For solving the problem of the demonstration diagnostic device that does not have modular running status, prompting fault, configuration parameter that can the display machines vehicle device in the above-mentioned prior art, but the utility model provides a kind of running status, prompting fault of modular display machines vehicle device, the locomotive diagnosis display device of configuration parameter.
The technical solution of the utility model is as follows: a kind of locomotive diagnosis display device, and it is characterized in that: its outside is made up of front panel and back casing, is followed successively by LCD screen backplate, LCD screen, division board, base plate in the front panel; Have the PC/104 Standard bus interface on the base plate, the communication board of the CPU board of the PC/104 standard that is equipped with on the base plate, the display board of PC/104 standard, PC/104 standard is connected together by PC/104 bus stack, and power panel also is housed on the base plate; The UTLIT interface of CPU board connects backup battery and the hummer on the base plate, this UTLIT interface also can connect outside PC keyboard, the COM1 interface of CPU board is connected to the outside as the spare interface of system, the COM2 interface of CPU board is connected to the communication drivers module of negative, becomes the RS-485 interface signal to connect outside locomotive axle temperature checkout equipment former RS-232 interface conversion of signals by it; Display board directly drives the LCD screen by the TTL interface, before LCD screen backplate places the LCD screen; The communication interface of communication board or network interface connect the communication line or the network of locomotive monitoring system; By the expansion of PC/104 bus digital output interface, digital input interface, analog input interface are arranged on the base plate, LCD backlight electric power, alarm lamp that the control of digital output interface output signal is joined with it, digital input interface can be used as the geocoding of device or the external device status input connects outside digital signal, and the analog input interface connects luminance sensor on the front panel and the temperature sensor on the base plate; Power panel connects outside locomotive 110V power supply provides 5V working power for each parts.
Also by the expansion of PC/104 bus keyboard interface is arranged on the base plate, the film key on the front panel links to each other with keyboard interface, the keyboard back light power supply of this film key that the digital output interface output signal control on the base plate is joined with it.
Also by the expansion of PC/104 bus the IC-card interface is arranged on the base plate, exterior I C cartoon is crossed the IC-card seat and is connected to the IC-card interface.
Communication board has a kind of in following communication interface or the network, comprising: RS-232 interface, RS-485 interface, RS-422 interface, CAN bus, MVB network, FIP network, LongWorks network.
After adopting technique scheme, the utility model can read information, parameter is set by the interconnection of the smart machine in communication line or vehicle netbios and the locomotive as the significant components of locomotive monitoring system.Thereby the state and the operational factor that show main electromechanical equipment in locomotive and the locomotive, the fault of display device and failure logging, and auxiliary fault diagnosis are provided with or adjust device parameter.The utility model is simple and reasonable, and is quick detachable, easy to maintenance.
Description of drawings
Fig. 1 is a circuit structure block diagram of the present utility model
Fig. 2 is an assembling synoptic diagram of the present utility model
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
PC/104 is a kind of standard of industrial control microcomputer, it has volume characteristics little, low in energy consumption, the functional module of polylith PC/104, can be by the bus busbar of PC/104, the mode that connects with stack connects, and constitutes the industrial control microcomputer system, and this connected mode is firm, reliable, stability is high, is fit to the application of industrial control field.The PC/104 module also can be embedded into module on the multi-functional motherboard with PC/104 bus in the same way, constitutes the industrial control microcomputer system.The utility model promptly is the industrial control microcomputer that constitutes by this way.
Circuit structure of the present utility model mainly is made up of the communication board (abbreviation communication board) of the display board (abbreviation display board) of the CPU board (abbreviation CPU board) of PC/104 standard, PC/104 standard, PC/104 standard, LCD screen, base plate, power panel etc.Its core adopts PC/104 industrial control microcomputer, LCD screen, periphery has been expanded digital input interface, digital output interface, analog input interface, IC-card interface, keyboard interface by the PC/104 bus, in order to realize keyboard input, keyboard back light illumination, the adjusting of LCD backlight illumination, the functions such as indication, IC-card data dump, data communication of reporting to the police.The PC/104 bus that defines on the PC/104 module and the isa bus compatibility of PC/AT microcomputer, therefore the function by the bus expansion all is being easy to realization aspect the hardware and software.
As shown in Figure 1 and Figure 2, outside of the present utility model is made up of front panel 1 and back casing 7, be followed successively by LCD screen backplate 2, LCD screen 3, division board 4, base plate 5 in the front panel 1, be equipped with on the base plate 5 CPU board, display board and communication board 6, power panel 8,, the PC/104 bus interface that links to each other with CPU board in addition on the base plate 5.
The UTLIT interface of CPU board connects backup battery and the hummer on the base plate in the utility model, provides the hummer of back-up source and system, this UTLIT interface also can connect outside PC keyboard by its real-time clock for CPU board.The COM1 interface of CPU board is connected to the outside, as the spare interface of system.The COM2 interface of CPU board is connected to the communication drivers module of negative, and former RS-232 interface conversion of signals is become the RS-485 interface signal, improves communication distance and antijamming capability; The communication drivers inside modules has DC-DC isolated variable power supply and photoelectric isolating device; The COM2 mouth can work in interrupt mode, reduces the workload of system CPU, and the communication drivers module connects outside locomotive axle temperature checkout equipment.CPU board adopts the technical grade of SBS (containing Boke's skill), the SysCentreModule/SuperDX type microcomputer plate of embedded, PC/104 standard among the embodiment.
CPU board is connected by the PC/104 bus with display board in the utility model; Display board directly drives the LCD screen by the TTL interface, before LCD screen backplate places the LCD screen, adopts the 2mm organic glass among the embodiment.Display board adopts the technical grade of SBS (containing Boke's skill), the SysExpanModule/VGA-FP type display board of embedded, PC/104 standard among the embodiment.The LCD screen adopts SHARP LQ104V1DG61 color liquid crystal.
By the expansion of PC/104 bus digital output interface, digital input interface, analog input interface, keyboard interface, IC-card interface are arranged on the base plate in the utility model.
The output signal of digital output interface mainly is the parts of control display screen inside, comprises LCD backlight electric power, keyboard back light power supply, alarm lamp.LQ104V1DG61 type LCD screen provides back light with cold-cathode fluorescence lamp, and it has two fluorescent tubes up and down, uses the power supply of the inverter of two direct currents as fluorescent tube respectively.When the input of inverter changed at+5VDC → 3VDC, the brightness of lamp was also followed by bright to dark variation, up to going out fully.Link the resistance of different resistances with relay control inverter input string, potential dividing inversion device input voltage, control LCD backlight illumination.Two fluorescent tubes are controlled respectively, are combined into 8 grades of brightness.Control the LCD backlight illumination in this way, simple, economical, reliable.
Digital input interface connects the external digital interfacing equipment, digital input signals mainly is to use as recognition of devices, numerical coding by the outside input, address as screen, or read in external device status, and as: two display screens show different contents respectively, and one when breaking down, the output malfunction is given another, and normal display screen can partially or completely substitute the displaying contents of fault screen.
Luminance sensor on the front panel links to each other with the analog input interface with temperature sensor on the base plate; brightness in the luminance sensor induction pilothouse; power according to brightness; can realize the automatic adjusting and the control of LCD backlight illumination and keyboard back light; temperature in temperature sensor senses the utility model realizes the protection of overtemperature (greater than 75 ℃) and low temperature (less than-25 ℃).
Keyboard interface can be realized the input of maximum 32 buttons, but only uses 5 buttons among the embodiment.Keyboard scan is finished by software, adopts interrupt mode.The film key that connects this keyboard interface is installed on the front panel, and its keyboard back light power supply is controlled by the digital output interface output signal.
Exterior I C cartoon is crossed IC-card seated connection IC-card interface.The utility model uses the AT45D041IC card of storage ATM EL company, carries out data conversion storage.By the PC/104 bus, expand 3 way words inputs and 5 way word output interfaces, the plug-in card identification of control IC, block power supply, Card Reader, write operation such as card.
The communication board that links to each other with CPU board by the PC/104 bus in the utility model is its main communication interface, and it links to each other with locomotive monitoring system, is the main source of display message.Communication board adopts the PC/104 standard, and microprocessor is contained in inside, is the interface board of intelligence, with the communication protocol of external unit or the link layer protocol of network, finish the data that communications reception maybe will send by microprocessor in the plate, by the dual port RAM in the plate, realize exchanges data with main frame.The utility model adopts the independently purpose of communication board, is in order to select different communication modes, to adapt to different application systems, the range of application of extendable display screen.On the communication board, every kind of communication form all adopts the form of two-way, so that realize equipment redundancy.Optionally the communication interface of communication board comprises: rs-232 standard, RS-485 standard, RS-422 standard, CAN bus, MVB network, FIP network, LongWorks network.
The input of power panel is the 110V direct supply of locomotive control, and whole elements or template adopt single+5V power supply in the utility model, so power panel only has 1 tunnel+5V output.Power panel is controlled power light simultaneously, links to each other with power switch with main fuse.
Because physical circuit is custom circuit in the utility model, repeats no more here.
Claims (4)
1, a kind of locomotive diagnosis display device, it is characterized in that: its outside is made up of front panel and back casing, is followed successively by LCD screen backplate, LCD screen, division board, base plate in the front panel; Have the PC/104 Standard bus interface on the base plate, the communication board of the CPU board of the PC/104 standard that is equipped with on the base plate, the display board of PC/104 standard, PC/104 standard is connected together by PC/104 bus stack, and power panel also is housed on the base plate; The UTLIT interface of CPU board connects backup battery and the hummer on the base plate, this UTLIT interface also can connect outside PC keyboard, the COM1 interface of CPU board is connected to the outside as the spare interface of system, the COM2 interface of CPU board is connected to the communication drivers module of negative, becomes the RS-485 interface signal to connect outside locomotive axle temperature checkout equipment former RS-232 interface conversion of signals by it; Display board directly drives the LCD screen by the TTL interface, before LCD screen backplate places the LCD screen; The communication interface of communication board or network interface connect the communication line or the network of locomotive monitoring system; By the expansion of PC/104 bus digital output interface, digital input interface, analog input interface are arranged on the base plate, LCD backlight electric power, alarm lamp that the control of digital output interface output signal is joined with it, digital input interface can be used as the geocoding of device or the external device status input connects outside digital signal, and the analog input interface connects luminance sensor on the front panel and the temperature sensor on the base plate; Power panel connects outside locomotive 110V power supply provides 5V working power for each parts.
2, locomotive diagnosis display device as claimed in claim 1, it is characterized in that: also keyboard interface is arranged on the base plate by the expansion of PC/104 bus, film key on the front panel links to each other with keyboard interface, the keyboard back light power supply of this film key that the digital output interface output signal control on the base plate is joined with it.
3, locomotive diagnosis display device as claimed in claim 1, it is characterized in that: also by the expansion of PC/104 bus the IC-card interface is arranged on the base plate, exterior I C cartoon is crossed the IC-card seat and is connected to the IC-card interface.
4, locomotive diagnosis display device as claimed in claim 1, it is characterized in that: communication board has a kind of in following communication interface or the network, comprising: RS-232 interface, RS-485 interface, RS-422 interface, CAN bus, MVB network, FIP network, LongWorks network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202320165U CN201345055Y (en) | 2008-12-25 | 2008-12-25 | Locomotive diagnosis display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202320165U CN201345055Y (en) | 2008-12-25 | 2008-12-25 | Locomotive diagnosis display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201345055Y true CN201345055Y (en) | 2009-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202320165U Expired - Fee Related CN201345055Y (en) | 2008-12-25 | 2008-12-25 | Locomotive diagnosis display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201345055Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815310A (en) * | 2012-05-31 | 2012-12-12 | 中国北车集团大连机车研究所有限公司 | Split-type driver display unit |
| CN103481909A (en) * | 2013-06-19 | 2014-01-01 | 陕西西北铁道电子有限公司 | Axle-temperature alarm system of self-movement equipment |
| CN103886818A (en) * | 2012-12-24 | 2014-06-25 | 河南思维自动化设备股份有限公司 | Vehicle-mounted double-redundancy display |
| CN106502169A (en) * | 2016-12-27 | 2017-03-15 | 河南思维自动化设备股份有限公司 | Heavy loading locomotive manipulates control aid system |
| CN108933995A (en) * | 2018-06-29 | 2018-12-04 | 中车大连机车研究所有限公司 | A kind of locomotive display device collecting 4G transparent transmission and data recorder function |
-
2008
- 2008-12-25 CN CNU2008202320165U patent/CN201345055Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815310A (en) * | 2012-05-31 | 2012-12-12 | 中国北车集团大连机车研究所有限公司 | Split-type driver display unit |
| CN103886818A (en) * | 2012-12-24 | 2014-06-25 | 河南思维自动化设备股份有限公司 | Vehicle-mounted double-redundancy display |
| CN103481909A (en) * | 2013-06-19 | 2014-01-01 | 陕西西北铁道电子有限公司 | Axle-temperature alarm system of self-movement equipment |
| CN106502169A (en) * | 2016-12-27 | 2017-03-15 | 河南思维自动化设备股份有限公司 | Heavy loading locomotive manipulates control aid system |
| CN108933995A (en) * | 2018-06-29 | 2018-12-04 | 中车大连机车研究所有限公司 | A kind of locomotive display device collecting 4G transparent transmission and data recorder function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091111 Termination date: 20141225 |
|
| EXPY | Termination of patent right or utility model |