CN202345412U - Electronic combined instrument of pure electric automobile - Google Patents
Electronic combined instrument of pure electric automobile Download PDFInfo
- Publication number
- CN202345412U CN202345412U CN2011204693947U CN201120469394U CN202345412U CN 202345412 U CN202345412 U CN 202345412U CN 2011204693947 U CN2011204693947 U CN 2011204693947U CN 201120469394 U CN201120469394 U CN 201120469394U CN 202345412 U CN202345412 U CN 202345412U
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- Prior art keywords
- liquid crystal
- instrument
- crystal display
- display region
- pure electric
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Abstract
The utility model discloses an electronic combined instrument of a pure electric automobile, belongs to the technical field of an automobile instrument display device, and mainly solves the problem that the combined instrument of a pure electric passenger vehicle requires to display more information and functions than the conventional internal combustion automobile. The electronic combined instrument is mainly characterized in that: a liquid crystal screen is a full-black film stroke segment type liquid crystal screen which occupies an entire panel of the instrument and is provided with remaining storage battery capacity display region, a speed display region, an accumulative total running mileage display region, a sub-total running mileage display region, a gear situation display region, a storage battery charging state display region, a light use display region and a failure warning and prompt information display region respectively; a liquid crystal driving circuit consisting of an LCD (Liquid Crystal Display) control and driving integrated circuit, and a pull-up resistor and a filter capacitor at the periphery of the LED control and driving integrated circuit is integrated on an instrument circuit board; an input end is connected with a corresponding control end of a microcontroller; and an output end is connected with the liquid crystal screen. The electronic combined instrument has the characteristics of convenience for overall maintenance, reduced special members, low cost and implementation of functions of entire instrument, and is mainly used for the electronic combined instrument of the pure electric automobile.
Description
Technical field
The utility model belongs to auto meter display device technology field.Be specifically related to a kind of pure electric automobile electronics combination instrument.
Background technology
Along with the quick growth of automobile pollution, the energy of arteries of communication consumption also will continue to rise and make us have to jointly in the face of a series of problems such as energy resource supply, aerial contaminations.Battery-driven car is the challenge of reply energy environment, reduces the optimum growth approach of carbon-dioxide emission.
Because the combination instrument of pure electronic manned vehicle requires the information and the more traditional internal combustion automobile of function of demonstration many, makes its developmental work complicated than the conventional combination instrument.
Summary of the invention
The purpose of the utility model is exactly to the development of present pure electric vehicle a kind of pure electric automobile electronics combination instrument to be provided, and it is through full liquid crystal display display mode, to satisfy the demand for development of battery-driven car development to instrument.
The technical solution of the utility model is: a kind of pure electric automobile electronics combination instrument; Comprise instrument circuit board, instrument support, connector, button, liquid crystal display and the shell, liner plate, the glass that contain microcontroller; It is characterized in that: described liquid crystal display is a full black film segmentation liquid crystal display that accounts for the instrument whole front panel, is arranged with storage battery dump energy, the speed of a motor vehicle, accumulative total travelled distance, subtotal travelled distance, gear stages, battery state of charge, light use and failure warning and information display space on this liquid crystal display; Integrated on the instrument circuit board by LCD control and drive integrated circult and peripheral pull-up resistor thereof, the liquid crystal display drive circuit that filter capacitor constitutes; The liquid crystal display drive circuit input end is connected with microcontroller control corresponding end, and the liquid crystal display drive circuit mouth is connected with liquid crystal display.
The described storage battery dump energy of the technical solution of the utility model is positioned at the left side of liquid crystal display, adopts the synchronous demonstration of numeral and simulation dual mode; The demonstration of the speed of a motor vehicle, accumulative total travelled distance, subtotal travelled distance is positioned at the middle part of liquid crystal display, through numeric display.
The utility model is owing to adopt a full black film segmentation liquid crystal display that accounts for the instrument whole front panel; And on this liquid crystal display, be arranged with storage battery dump energy, the speed of a motor vehicle, accumulative total travelled distance, subtotal travelled distance, gear stages, battery state of charge, light use and failure warning and information display space; Employing is by LCD control and drive integrated circult and peripheral pull-up resistor thereof, the liquid crystal display drive circuit that filter capacitor constitutes; The liquid crystal display drive circuit input end is connected with microcontroller control corresponding end; The liquid crystal display drive circuit mouth is connected with liquid crystal display; Thereby the control signal after can the pure electric vehicle status signal being handled through microcontroller is sent into LCD control and drive integrated circult; LCD control and drive integrated circult are according to the printing opacity situation of the corresponding pen section of the signal direct control liquid crystal display of microcontroller, thereby the control liquid crystal display shows corresponding storage battery dump energy, the speed of a motor vehicle, accumulative total travelled distance, subtotal travelled distance, gear stages, battery state of charge, various light use and failure warning and information content.
The combination instrument that the utility model overcomes pure electronic manned vehicle requires the information and the many problems of the more traditional internal combustion automobile of function that show, and it is easy to maintenance to have a car load, reduces special purpose parts, and the characteristics of implemented with low cost car load instrument function.The utility model is mainly used in pure electric automobile electronics combination instrument.
Description of drawings
Fig. 1 is the overall diagram of the utility model.
Fig. 2 is the liquid crystal display driving circuit figure of the utility model.
Fig. 3 is the utility model liquid crystal interface block diagram and portions of display content explanation.
The specific embodiment
As shown in Figure 1.A kind of pure electric automobile electronics of the utility model combination instrument is the EJ02 instrument, is made up of the instrument circuit board that contains microcontroller, instrument support, connector, button, black film Handicraft pen segmentation liquid crystal display and shell, liner plate, glass.This instrument is that full liquid crystal display shows.
As shown in Figure 2.Liquid crystal display driving circuit group is by HT16C22I
2The LCD control of C interface, RAMmapping and drive integrated circult U1 and peripheral pull-up resistor R1, R2, filter capacitor C1 thereof constitute, and are integrated on the instrument circuit board.Control signal offers LCD control and drive integrated circult U1 by microprocessor through MCU_1, MCU_2 end, drives the liquid crystal display of the utility model then through COM0-COM3, SEG0-SEG39.Wherein, pull-up resistor R1, R2 generally select 4.7K Ω, and filter capacitor C1 generally selects 0.1uF.MCU_1, MCU_2 are the signaling interface of microprocessor and LCD control and drive integrated circult U1, and this interface is I
2The C standard interface has low-power consumption, high antinoise and high ESD protective capacities.COM0-COM3, SEG0-SEG39 are the LCD Interface of the utility model.VCC is the working power of LCD control and drive integrated circult U1, and voltage can be 2.5V to 5.5V.
As shown in Figure 3.Liquid crystal display is a black film segmentation liquid crystal display, storage battery dump energy (SOC) 1, the speed of a motor vehicle 2, accumulative total travelled distance 3, subtotal travelled distance 4, gear stages 5, battery state of charge, various light use and failure warning and information display space when whole liquid crystal display sets up the battery-driven car operation separately.Storage battery dump energy (SOC) 1 is positioned at the left side of liquid crystal display, adopts the synchronous demonstration of numeral and simulation dual mode, and the shelves dump energy is lower than at 10% o'clock, can be through audible alarm prompting chaufeur, and wherein the numeric display precision of dump energy is 1%.The demonstration of the speed of a motor vehicle 2, accumulative total travelled distance 3, subtotal travelled distance 4 is positioned at the middle part of liquid crystal display, through numeric display, can more accurately reflect the speed of a motor vehicle that battery-driven car is current to chaufeur, and its display precision is 1Km/h.
Claims (2)
1. pure electric automobile electronics combination instrument; Comprise instrument circuit board, instrument support, connector, button, liquid crystal display and the shell, liner plate, the glass that contain microcontroller; It is characterized in that: described liquid crystal display is a full black film segmentation liquid crystal display that accounts for the instrument whole front panel, is arranged with storage battery dump energy (1), the speed of a motor vehicle (2), accumulative total travelled distance (3), subtotal travelled distance (4), gear stages (5), battery state of charge, light use and failure warning and information display space on this liquid crystal display; Integrated on the instrument circuit board by LCD control and drive integrated circult (U1) and peripheral pull-up resistor (R1, R2) thereof, the liquid crystal display drive circuit that filter capacitor (C1) constitutes; The liquid crystal display drive circuit input end is connected with microcontroller control corresponding end, and the liquid crystal display drive circuit mouth is connected with liquid crystal display.
2. a kind of pure electric automobile electronics combination instrument according to claim 1, it is characterized in that: described storage battery dump energy (1) is positioned at the left side of liquid crystal display; The demonstration of the speed of a motor vehicle (2), accumulative total travelled distance (3), subtotal travelled distance (4) is positioned at the middle part of liquid crystal display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204693947U CN202345412U (en) | 2011-11-23 | 2011-11-23 | Electronic combined instrument of pure electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204693947U CN202345412U (en) | 2011-11-23 | 2011-11-23 | Electronic combined instrument of pure electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202345412U true CN202345412U (en) | 2012-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204693947U Expired - Fee Related CN202345412U (en) | 2011-11-23 | 2011-11-23 | Electronic combined instrument of pure electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202345412U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419639A (en) * | 2012-05-14 | 2013-12-04 | 沃尔沃汽车公司 | Instrument cluster arrangement |
| CN104635366A (en) * | 2013-11-12 | 2015-05-20 | 陕西国力信息技术有限公司 | LCD screen based on AMT system |
| CN106143339A (en) * | 2015-03-26 | 2016-11-23 | 上海豪骋机电科技有限公司 | A kind of front deck decorative panel used for electric vehicle with liquid crystal display |
-
2011
- 2011-11-23 CN CN2011204693947U patent/CN202345412U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419639A (en) * | 2012-05-14 | 2013-12-04 | 沃尔沃汽车公司 | Instrument cluster arrangement |
| CN104635366A (en) * | 2013-11-12 | 2015-05-20 | 陕西国力信息技术有限公司 | LCD screen based on AMT system |
| CN106143339A (en) * | 2015-03-26 | 2016-11-23 | 上海豪骋机电科技有限公司 | A kind of front deck decorative panel used for electric vehicle with liquid crystal display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DONGFENG AUTOMOBILE ELECTRONICS CO., LTD. Free format text: FORMER NAME: DONGFENG XIANGFAN INSTRUMENT SYSTEMS CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 441001 No. 227 East Daqing Road, Hubei, Xiangyang Patentee after: DONGFENG AUTOMOBILE ELECTRONICS CO., LTD. Address before: 441001 No. 227 East Daqing Road, Hubei, Xiangfan Patentee before: Dongfeng Xiangfan Instrument Systems Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20191123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |