CN202541330U - Electromobile instrument - Google Patents
Electromobile instrument Download PDFInfo
- Publication number
- CN202541330U CN202541330U CN2012201456376U CN201220145637U CN202541330U CN 202541330 U CN202541330 U CN 202541330U CN 2012201456376 U CN2012201456376 U CN 2012201456376U CN 201220145637 U CN201220145637 U CN 201220145637U CN 202541330 U CN202541330 U CN 202541330U
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- motor
- battery
- port
- microcontroller
- driven car
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Abstract
The utility model discloses an electromobile instrument, which comprises a microcontroller (1), and a motor driving circuit (2), a liquid crystal driving circuit (6) and a voltage signal acquisition circuit (18) which are connected with the microcontroller (1), and two to four ports for receiving digital pulse signals, wherein the other end of the motor driving circuit (2) is connected with a speed indicating motor (3), a current indicating motor (4) and a voltage indicating motor (5); the ports are connected with Hall chips in the motors; and at least any one of the ports is a speed detection interface. According to the electromobile instrument, the speed port can be suitable for the speed detection of electromobiles with multiple driving types of reducer drive, dual-hub drive, four-wheel drive and the like; a speed measuring value of the ports which are connected with the Hall chip is accurate, and mileage figures displayed on the electromobile instrument are accurate.
Description
Technical field
The utility model relates to the electric vehicle engineering field, relates in particular to a kind of battery-driven car instrument.
Background technology
For the vehicle of bridge construction before the existing band, can record the real-time speed of a motor vehicle of vehicle through the road impulse singla that provides with the coaxial car speed sensor of wheel.And for the vehicle of independent suspension structure, then this one road impulse singla can only derive from some wheels, and the real-time vehicle speed that then obtains is not necessarily accurate.That is to say the speed measuring device of the vehicle of bridge construction and be not suitable for the vehicle of independent suspension structure before being applicable at present.
The utility model content
The utility model embodiment provides a kind of battery-driven car instrument that has the vehicle speed measuring port, and this port is applicable to the vehicle of independent suspension structure, and is easy-to-use.
For realizing above-mentioned purpose, the utility model embodiment provides following technical scheme:
A kind of battery-driven car instrument; Comprise microcontroller 1 and the motor-drive circuit 2, liquid crystal display drive circuit 6, the voltage signal acquisition circuit 18 that link to each other with microcontroller 1; Motor-drive circuit 2 other ends connect speed of a motor vehicle indication motor 3, electric current indication motor 4 and voltage indication motor 5
Also comprise two to four ports that receive digital pulse signals, said port links to each other with Hall chip in the motor, and any at least one port in the said port is a speed of a motor vehicle detection interface.
Preferably, said port is four, the hall signal of respectively corresponding four wheels.
Preferably, said port is positioned at the instrument bottom.
Preferably, also comprise led module driving circuit 9, LED electric weight indicating module 10;
Said led module driving circuit 9 one ends are connected with said microcontroller 1, and the other end is connected with LED electric weight indicating module 10;
Said LED electric weight indicating module 10 comprises an indicating area, has tangible length or wide variety trend between two display ends of said indicating area.
Preferably, also comprise through liquid crystal display drive circuit 6 and said microcontroller 1 bonded assembly remaining mileage indication liquid crystal 8.
Preferably, also comprise speech chip 11, voice amplifying circuit 12, loud speaker 13, loud speaker sound hole 21,
Have storage and be connected with said microcontroller 1 with the said speech chip 11 of playing the sound bite function, and pass through said voice amplifying circuit 12 connection loud speakers 13, said loud speaker 13 is positioned at the loud speaker sound hole 21 times of battery-driven car instrument face plate.
Compared with prior art, the utlity model has following beneficial effect:
1, the speed of a motor vehicle detects interface flexibly: the speed of a motor vehicle port of the utility model detects applicable to the speed of a motor vehicle of multiple driving type of electrical motor-cars such as retarder driving, double wheel hub driving, four wheel drive, but the wheel quantity of each speed of a motor vehicle port flexible configuration monitoring;
2, monitoring wheel hub motor running state: hall signal is the positioning signal that guarantees the normal operation of wheel hub motor, through to the independently real-time monitoring and the comparison of hall signal separately of two to four wheels, can know the current running state of wheel hub motor;
3, the mileage demonstration is more accurate: adopt the vehicle speed measurement value of the port that links to each other with Hall chip more accurate, therefore, the mileage numeral that shows on the battery-driven car instrument is also more accurate;
4, Intelligentized battery electric weight monitoring: point out user's information about power from a plurality of dimensions through LED electric weight indicating module, voltage dial plate, speech chip, loud speaker; Microcontroller shows at remaining mileage indicator solution intracrystalline according to the SOC state estimation remaining mileage and the indication of battery; Supply user's steered reference, microcontroller refreshes the displaying contents of remaining mileage indication liquid crystal in real time.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use among the embodiment below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the electrical structure block diagram of the utility model embodiment;
Fig. 2 is the panel appearance figure of the utility model embodiment;
Wherein, 1, microcontroller, 2, motor-drive circuit, 3, speed of a motor vehicle indication motor, 4, electric current indication motor; 5, voltage indication motor, 6, liquid crystal display drive circuit, 7, mileage indication liquid crystal, 8, remaining mileage indication liquid crystal; 9, led module driving circuit, 10, LED electric weight indicating module, 11, speech chip, 12, the voice amplifying circuit; 13, loud speaker, 14, speed of a motor vehicle port A, 15, speed of a motor vehicle port B, 16, speed of a motor vehicle port C; 17, speed of a motor vehicle port D, 18, the voltage signal acquisition circuit, 20, induction type current-sensing, 21, the loud speaker sound hole.
The specific embodiment
To combine the described embodiment of accompanying drawing among the utility model embodiment below only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
The utility model embodiment sets up the port that is connected to the motor Hall chip on existing battery-driven car instrument, can directly detect the speed of a motor vehicle, handled easily; And the factor certificate is directed to motor, and has a plurality of port datas to compare, and the order of accuarcy of detection is high, thereby the mileage that the battery-driven car instrument shows counting is also accurate than prior art.
Below be specific embodiment, referring to Fig. 1 and Fig. 2.
A kind of battery-driven car instrument; Comprise microcontroller 1 and the motor-drive circuit 2, liquid crystal display drive circuit 6, the voltage signal acquisition circuit 18 that link to each other with microcontroller 1; Motor-drive circuit 2 other ends connect speed of a motor vehicle indication motor 3, electric current indication motor 4 and voltage indication motor 5; Also comprise two to four ports that receive digital pulse signal; Said port links to each other with Hall chip in the motor, the direct data-signal in the receiving chip, so any at least one port in the port can detect interface as the speed of a motor vehicle.
When port number is four (as shown in Figure 1, speed of a motor vehicle port A14, speed of a motor vehicle port B15, speed of a motor vehicle port C16, speed of a motor vehicle port D17), can distinguish the hall signal of corresponding four wheels, then can measure four GESs respectively; When port number during less than four, then port can be distinguished the weighted average of corresponding a plurality of wheel GESs; But port number has two at least, at least two group data that then can obtain to contrast.
Port can be positioned at the instrument bottom, and is both artistic and practical.This port also can connect the liquid crystal display of instrument upper surface, under certain pattern or controlled condition, shows the speed of a motor vehicle.
Preferably, the utility model battery-driven car instrument also comprises led module driving circuit 9, LED electric weight indicating module 10; Led module driving circuit 9 one ends are connected with said microcontroller 1, and the other end is connected with LED electric weight indicating module 10; Microcontroller 1 is through driving LED module drive circuit 9 control LED electric weight indicating modules 10.
As shown in Figure 2; LED electric weight indicating module 10 comprises an indicating area; Has tangible length or wide variety trend between two display ends of said indicating area; As being increased gradually or reduce to right-hand member by left end, or increased gradually or reduce etc. to the lower end by the upper end, giving on user's sense organ significantly, trend changes cue.
And for making the battery-driven car user calculate mileage more intuitively; The planning stroke; Also can comprise mileage indication liquid crystal 7 and remaining mileage indication liquid crystal 8 on the instrument, this mileage indication liquid crystal 7 all passes through liquid crystal display drive circuit 6 by said microcontroller 1 control and communicated data signal with remaining mileage indication liquid crystal 8.
Preferably, this battery-driven car instrument also is with the audio alert function, specifically comprises speech chip 11, voice amplifying circuit 12, loud speaker 13, loud speaker sound hole 21; Having storage is connected with said microcontroller 1 with the said speech chip 11 of playing the sound bite function; And through said voice amplifying circuit 12 connection loud speakers 13; Said loud speaker 13 is positioned at the loud speaker sound hole 21 times of battery-driven car instrument face plate, with playing sound caution vehicle driver.
In addition, the COM1 19 of the utility model is connected with induction type current-sensing 20, detects bus current through magnetic induction way, has removed diverter, has simplified circuit, has reduced energy loss.
More than a kind of battery-driven car instrument that the utility model embodiment is provided carried out detailed introduction, used concrete example among this paper the principle and the embodiment of the utility model set forth, only be used for helping to understand the utility model core concept; Should not be construed as restriction to the utility model.
Claims (6)
1. battery-driven car instrument; Comprise microcontroller (1) and the motor-drive circuit (2), liquid crystal display drive circuit (6), the voltage signal acquisition circuit (18) that link to each other with microcontroller (1); Motor-drive circuit (2) other end connects speed of a motor vehicle indication motor (3), electric current indication motor (4) and voltage indication motor (5); It is characterized in that
Also comprise two to four ports that receive digital pulse signals, said port links to each other with Hall chip in the motor, and any at least one port in the said port is a speed of a motor vehicle detection interface.
2. a kind of battery-driven car instrument according to claim 1 is characterized in that said port is four, the hall signal of respectively corresponding four wheels.
3. a kind of battery-driven car instrument according to claim 1 is characterized in that, said port is positioned at the instrument bottom.
4. a kind of battery-driven car instrument according to claim 1 is characterized in that,
Also comprise led module driving circuit (9), LED electric weight indicating module (10);
Said led module driving circuit (9) one ends are connected with said microcontroller (1), and the other end is connected with LED electric weight indicating module (10);
Said LED electric weight indicating module (10) comprises an indicating area, has tangible length or wide variety trend between two display ends of said indicating area.
5. a kind of battery-driven car instrument according to claim 1 is characterized in that, also comprises through liquid crystal display drive circuit (6) and said microcontroller (1) bonded assembly remaining mileage indication liquid crystal (8).
6. a kind of battery-driven car instrument according to claim 1 is characterized in that,
Also comprise speech chip (11), voice amplifying circuit (12), loud speaker (13), loud speaker sound hole (21),
Have storage and be connected with said microcontroller (1) with the said speech chip (11) of playing the sound bite function, and connect loud speaker (13) through said voice amplifying circuit (12), said loud speaker (13) is positioned under the loud speaker sound hole (21) of battery-driven car instrument face plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201456376U CN202541330U (en) | 2012-03-31 | 2012-03-31 | Electromobile instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201456376U CN202541330U (en) | 2012-03-31 | 2012-03-31 | Electromobile instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202541330U true CN202541330U (en) | 2012-11-21 |
Family
ID=47162008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201456376U Expired - Fee Related CN202541330U (en) | 2012-03-31 | 2012-03-31 | Electromobile instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202541330U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279059A (en) * | 2013-05-07 | 2013-09-04 | 浙江雅迪机车有限公司 | Electric control signal intelligent processing device for electric vehicle |
| CN104527432A (en) * | 2014-12-17 | 2015-04-22 | 绍兴四环怡东仪表有限公司 | Electric car instrument assembly |
-
2012
- 2012-03-31 CN CN2012201456376U patent/CN202541330U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103279059A (en) * | 2013-05-07 | 2013-09-04 | 浙江雅迪机车有限公司 | Electric control signal intelligent processing device for electric vehicle |
| CN104527432A (en) * | 2014-12-17 | 2015-04-22 | 绍兴四环怡东仪表有限公司 | Electric car instrument assembly |
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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: 20121121 Termination date: 20180331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |