CN203078523U - Vehicle-mounted dual-redundancy display - Google Patents
Vehicle-mounted dual-redundancy display Download PDFInfo
- Publication number
- CN203078523U CN203078523U CN 201220719214 CN201220719214U CN203078523U CN 203078523 U CN203078523 U CN 203078523U CN 201220719214 CN201220719214 CN 201220719214 CN 201220719214 U CN201220719214 U CN 201220719214U CN 203078523 U CN203078523 U CN 203078523U
- Authority
- CN
- China
- Prior art keywords
- display
- display unit
- button
- vehicle
- read
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Instrument Panels (AREA)
Abstract
A vehicle-mounted dual-redundancy display consists of two sets of independent display units, wherein one set of display unit is a main display unit and the other one is a standby display unit, a display screen I and a button I of the main display unit and a display screen II and a button II of the standby display unit are all arranged on a panel. Compared with the existing display, the vehicle-mounted dual-redundancy display adopting the scheme has the following advantages: (1) a dual-redundancy framework is adopted, the main display and the standby display are completely independent physically; if the main display has a fault, the standby display can be switched by a manual selector switch, so that a vehicle can keep running; (2) the original installation size is not changed; and since (3) an external connecting socket of a straight-welding printed board is adopted, connecting pieces are reduced, the length of the connecting piece is shortened and the reliability of the connecting piece is improved.
Description
Technical field
The utility model relates to a kind of telltale that is applied on the train operation monitoring device (LKJ).
Background technology
Train operation monitoring device (LKJ) is the important component part of Chinese train operation control system, is to be used to prevent that train overrunning of signal, overspeed and donkey engine driver (containing the motor train unit driver) from improving the important traffic safety equipment of maneuvering ability.Vehicular display device is the important component part of train operation monitoring device (LKJ), it is the Man Machine Interface of direct and bus attendant exchange of information, mainly finish a function such as input, voice suggestion, audible and visual alarm of demonstration, the parameter of integrated informations such as figure, curve and related data, the reliability of Vehicular display device directly influences train operation monitoring device (LKJ) utilization, is the important leverage of traffic safety monitoring.
Along with the development of technology and improving constantly of requirement, the unfailing performance of Vehicular display device has been difficult to satisfy the requirement of on-the-spot utilization at present, mainly show: Vehicular display device adopts the single mode framework, under the situation that telltale breaks down, the driver influences normal driving because of not obtaining necessary running information; Part plate fault rate is higher, mainly shows aspects such as mainboard, connector, button; Vehicular display device becomes an important reasons that influences the normal utilization of train operation monitoring device (LKJ).
The utility model content
The purpose of this utility model is to provide a kind of safe and reliable Vehicular display device, to improve the emergency handling ability of train operation monitoring device (LKJ).
For achieving the above object, the utility model is by the following technical solutions:
A kind of vehicle-mounted pair of redundant display, it overlaps independently by two that display unit constitutes, and described two cover display units are a main display unit, a standby display unit; Wherein, the read-out II of the read-out I of main display unit, button I, standby display unit, button II all are arranged on the panel.
The read-out I of main display unit is 10.4 cun LCDs, and button I is set below read-out I, and described button I is made of pcb board I, silica gel interlayer and plastic key cap from inside to outside successively; The read-out II of standby display unit is 3.5 cun LCDs, and button II is set below read-out II, and described button II is made of pcb board II, leaded light post, plastic key and PET pad pasting from inside to outside successively.
Loud speaker is set around described button I.
Two IC-card grooves are set on described panel, and the IC-card groove connects the IC-card communicating circuit, and the IC-card communicating circuit is driven by driver module.
Adopt the utility model of technique scheme, compare with existing telltale and have the following advantages:
(1) two redundancy structures, the master is physically independent fully with telltale and alternate display, uses under the display fault situation main, can switch to alternate display by the manual switching switch, keeps locomotive operation;
(2) do not change original installation dimension;
(3) adopt straight external gang socket of welding printed board, reduce attaching parts, shorten the length of attaching parts, to improve the reliability of attaching parts;
(4) adopt direct heat loss through conduction mode, directly use shell to dispel the heat, the heat that CPU and power supply are produced can not be collected in the cabinet, has improved the heat stability of system;
(5) mode of employing film+micro-switch, the longer service life of button, reliability is higher;
(6) automatic photosensitive system is according to the brightness of external environment condition brightness regulation liquid crystal display.
Description of drawings
Fig. 1 is a vehicle-mounted pair of redundant display block architecture diagram.
Fig. 2 is the panel construction scheme drawing of vehicle-mounted pair of redundant display.
Fig. 3 is the constructional drawing of button I.
Fig. 4 is the constructional drawing of button II.
Fig. 5 is the back view of vehicle-mounted pair of redundant display.
Fig. 6 is the radiator structure cutaway view of vehicle-mounted pair of redundant display.
The specific embodiment
As shown in Figure 1, vehicle-mounted pair of redundant display mainly realized the human-computer interaction function of train operation monitoring device (LKJ), it is consistent with existing LKJ screen display that installation dimension keeps, on the basis of original screen display, set up alternate display, under main screen display fault situation, can keep locomotive by change-over switch manual switching to standby screen display and continue operation.Be specially: a kind of vehicle-mounted pair of redundant display, it overlaps independently by two that display unit constitutes, and every cover display unit is respectively by separately power supply power supply; And all comprise control module and the driver module that is connected with control module, communication module, photoelectric isolation module, read-out and button in every cover display unit.
Wherein, power module is responsible for isolates conversion with locomotive 110V power supply, for each modular circuit of unit provides power supply; Driver module mainly provides loudspeaker, LCD backlight, ambient brightness is gathered, backlight and the control of liquid crystal display, the IC-card communicating circuit, circuit such as voice playing circuit, the keyboard input circuit is responsible for the scanning and the processing of driver's input keyboard, communication module is responsible for DMI and is isolated and conversion with communicating by letter of control unit or other external device, photoelectric isolation module is responsible for the isolation conversion of switching value signal, kernel control module is finished the work of treatment of all data, comprises literal and graphic display processing, keyboard operation is handled, CAN bus communication data handing, IC-card/usb data is handled, switching value input data handing, the read-write of IC-card/USB and data handing etc.
As shown in Figure 2, two cover display units are a main display unit, a standby display unit; Wherein, the read-out II3 of the read-out I1 of main display unit, button I2, standby display unit, button II4 all are arranged on the panel 5.
The read-out I1 of main display unit is 10.4 cun LCDs, the complete various running informations of user that clearly feed back to; Button I2 is set below read-out I1, and button I2 adopts the young sheet of pot, has characteristics such as simple in structure, good touch-control feel and long service life.Above-mentioned button I2 is made of pcb board I6, silica gel interlayer 7 and plastic key cap 8 from inside to outside successively, and wherein outer field plastic key cap 8 is used spraying and adds laser engraving technology, solves font problem backlight on the button; Silica gel interlayer 7 reduces metallo-wearing and tearing on the pcb board, thereby prolongs push button longevity.
The read-out II3 of standby display unit is 3.5 cun LCDs, is used for feeding back to client's important information in driving, thereby guarantees traffic safety.Button II4 is set below read-out II3, and button II4 is the young sheet of pot, and above-mentioned button II4 is made of pcb board II9, leaded light post 10, plastic key 11 and PET pad pasting 12 from inside to outside successively.
Around described button I2 loud speaker 14 is set, this loud speaker is the array circular hole, and the sounding area accounts for 20% of acoustic element sounding area on its panel.
In addition, two IC-card grooves 13 are set on panel 5, IC-card groove 13 connects the IC-card communicating circuit, and the IC-card communicating circuit is driven by driver module.
Shown in Fig. 5,6, the rear portion of vehicle-mounted pair of redundant display is provided with heat abstractor; Heat abstractor comprises the heat-conducting silicone grease layer 16 that is arranged on control module plate 15 boss, and back shroud 17 is buckled on the heat-conducting silicone grease layer 16, and on the back shroud 17 heat sink strip 18 is set.
Above-mentioned back shroud 17 is provided with flange 19 and cap 20, is hollow structure between flange 19 and the cap 20; Wherein, flange 19 is buckled on the heat-conducting silicone grease layer 16, and heat sink strip 19 is set on the cap 20.
Claims (4)
1. vehicle-mounted pair of redundant display is characterized in that: it overlaps independently by two that display unit constitutes, and described two cover display units are a main display unit, a standby display unit; Wherein, the button II(4 read-out II(3 of the standby display unit button I(2 read-out I(1 of main display unit)))) all be arranged on the panel (5).
2. vehicle-mounted pair of redundant display according to claim 1, it is characterized in that: the read-out I(1 of main display unit) be 10.4 cun LCDs, at read-out I(1) the below button I(2 is set), described button I(2) from inside to outside successively by pcb board I(6), silica gel interlayer (7) and plastic key cap (8) constitute; The read-out II(3 of standby display unit) is 3.5 cun LCDs, at read-out II(3) the below button II(4 is set), described button II(4) from inside to outside successively by pcb board II(9), leaded light post (10), plastic key (11) and PET pad pasting (12) constitute.
3. vehicle-mounted pair of redundant display according to claim 2 is characterized in that: at described button I(2) around loud speaker (14) is set.
4. vehicle-mounted pair of redundant display according to claim 1 is characterized in that: two IC-card grooves (13) are set on described panel (5), and IC-card groove (13) connects the IC-card communicating circuit, and the IC-card communicating circuit is driven by driver module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220719214 CN203078523U (en) | 2012-12-24 | 2012-12-24 | Vehicle-mounted dual-redundancy display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220719214 CN203078523U (en) | 2012-12-24 | 2012-12-24 | Vehicle-mounted dual-redundancy display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203078523U true CN203078523U (en) | 2013-07-24 |
Family
ID=48824384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220719214 Expired - Lifetime CN203078523U (en) | 2012-12-24 | 2012-12-24 | Vehicle-mounted dual-redundancy display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203078523U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105320003A (en) * | 2014-07-28 | 2016-02-10 | 株洲南车时代电气股份有限公司 | End switching device of locomotive-mounted equipment driver-machine interface (DMI) |
| CN111619613A (en) * | 2020-05-28 | 2020-09-04 | 湖南中车时代通信信号有限公司 | Take new line to show redundant type LKJ display of function |
| CN113060183A (en) * | 2021-03-19 | 2021-07-02 | 苏州华启智能科技有限公司 | System and method for full-function redundancy of TCMS operation screen and CCTV operation screen |
-
2012
- 2012-12-24 CN CN 201220719214 patent/CN203078523U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105320003A (en) * | 2014-07-28 | 2016-02-10 | 株洲南车时代电气股份有限公司 | End switching device of locomotive-mounted equipment driver-machine interface (DMI) |
| CN105320003B (en) * | 2014-07-28 | 2018-04-13 | 株洲南车时代电气股份有限公司 | A kind of locomotive vehicle-mounted equipment man-computer interface DMI's changes end device |
| CN111619613A (en) * | 2020-05-28 | 2020-09-04 | 湖南中车时代通信信号有限公司 | Take new line to show redundant type LKJ display of function |
| CN113060183A (en) * | 2021-03-19 | 2021-07-02 | 苏州华启智能科技有限公司 | System and method for full-function redundancy of TCMS operation screen and CCTV operation screen |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103886818A (en) | Vehicle-mounted double-redundancy display | |
| CN201321058Y (en) | Human-machine interface device of train control on-vehicle equipment and train control on-vehicle equipment | |
| CN203078523U (en) | Vehicle-mounted dual-redundancy display | |
| CN202254602U (en) | Refrigerator with message leaving function | |
| CN204463736U (en) | A kind of flexible LED display screen | |
| CN205921586U (en) | Single operating system is listened to on -vehicle net yue che driver special -purpose terminal | |
| CN204109939U (en) | The passive split car-mounted terminal of the Big Dipper | |
| CN204632119U (en) | Vehicle-mounted automatic station reporting device | |
| CN203086908U (en) | Heat radiation apparatus of vehicle dual redundant display | |
| CN202008738U (en) | Vehicle-mounted road passing-restriction prompter | |
| CN210639819U (en) | Control terminal for driving test | |
| CN103441021A (en) | Log keyboard | |
| CN208939939U (en) | A kind of vehicle positioning calling device | |
| CN203324966U (en) | Display device | |
| CN206224391U (en) | A kind of special energy-saving keyboard of information transfer | |
| CN212647375U (en) | All-in-one based on Shenwei ITX mainboard | |
| CN2372720Y (en) | Speech device of debug for computer panel | |
| CN204423667U (en) | A kind of intelligent display broadcasting system of aided education examination | |
| CN204856955U (en) | Visual report system of intelligent display of supplementary teaching examination usefulness | |
| CN201703321U (en) | Automobile fault display device | |
| CN106671994B (en) | A kind of rail transportation vehicle-mounted display device | |
| CN216286608U (en) | Display module integrated with touch key and electronic equipment | |
| CN202067476U (en) | LED (Light Emitting Diode) display screen table tablet stand | |
| CN220752686U (en) | Touch panel with safety glass, display panel and electronic equipment | |
| CN201274127Y (en) | Multifunctional map |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130724 |