CN204279789U - A kind of battery-driven car liquid crystal instrument - Google Patents
A kind of battery-driven car liquid crystal instrument Download PDFInfo
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- CN204279789U CN204279789U CN201420660557.3U CN201420660557U CN204279789U CN 204279789 U CN204279789 U CN 204279789U CN 201420660557 U CN201420660557 U CN 201420660557U CN 204279789 U CN204279789 U CN 204279789U
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Abstract
The utility model relates to a kind of battery-driven car liquid crystal instrument, comprises cpu chip, A/D converter and LCD display module; Velocity checking circuits detects the moving velocity of battery-driven car, LCD display module display moving velocity; Voltage detecting circuit detects voltage, LCD display module display cell pressure; Headlight testing circuit detects headlight state, the instruction of LCD display module display headlight; Turn to instruction testing circuit to detect and turn to instruction, LCD display module display turns to instruction; Trouble detect circuit detection failure, LCD display module display indicating fault; Mileage testing circuit is connected with LCD display module and shows mileage; Time detection circuit is connected with LCD display module and shows period of service; Maintenance display circuit is connected with LCD display module to show and maintains.The battery-driven car liquid crystal instrument of the band maintenance function that the utility model provides, when battery-driven car adds up travel full certain mileage or reach certain period of service, instrument panel can show " maintenance " and remind, remind customer's car load maintenance prompt.
Description
Technical field
The utility model relates to a kind of electric vehicle instrument, particularly relates to a kind of battery-driven car liquid crystal instrument with maintenance function.
Background technology
Battery-driven car instead of the status of bicycle then in China, becomes the vehicle the most conventional on road; The simultaneously traffic accident relevant to battery-driven car also get more and more, and government department also spends a large amount of manpower and materials to guide the proper use of of battery-driven car.
Battery-driven car liquid crystal instrument used on the market can only provide some conventional displays at present, as speed instruction, and steering indicating light instruction, headlight instruction, battery electric quantity instruction, mileage instruction etc.Research finds, the parts loss caused due to Long-Time Service is one of battery-driven car accident major reason occurred frequently, but existing battery-driven car liquid crystal instrument all lacks the function of reminding customer to carry out maintaining prompting to battery-driven car.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of battery-driven car liquid crystal instrument with maintenance function.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
With a battery-driven car liquid crystal instrument for maintenance function, comprise cpu chip, A/D converter and LCD display module; It is characterized in that:
Motor phase velocity signal inputs to velocity checking circuits, to detect the moving velocity of battery-driven car; Described velocity checking circuits outputs signal to LCD display module again, to show the moving velocity of battery-driven car;
By electric power output voltage signal to voltage detecting circuit, described voltage detecting circuit outputs signal to LCD display module again, to show the cell pressure of battery-driven car;
By headlight output signal to headlight testing circuit, described headlight testing circuit outputs signal to LCD display module again, to show headlight instruction;
By steering indicating light output signal to turning to instruction testing circuit, described in turn to instruction testing circuit output signal to LCD display module again, turn to instruction to show;
By controller output signal to trouble detect circuit, described trouble detect circuit outputs signal to LCD display module again, to show indicating fault;
Mileage testing circuit is connected with LCD display module, to show mileage;
Time detection circuit is connected with LCD display module, to show period of service;
Maintenance display circuit is connected with LCD display module, to show maintenance.
Preferably, described velocity checking circuits is by input port J2, and resistance R47, electric capacity C8, resistance R49, electric capacity E2, resistance R50, IC 1, IC2 and liquid crystal display LCD1 form.
Preferably, described time detection circuit is by resistance R81, and resistance R82, resistance R83, IC 1, IC2 and liquid crystal display LCD1 form.
Preferably, described voltage detecting circuit is by diode D1, and resistance R44, electric capacity C1, resistance R45, resistance R46, IC 1, IC2 and liquid crystal display LCD1 form.
Preferably, described headlight testing circuit is by resistance R14, and resistance R20, resistance R11, IC 1 and liquid crystal display LCD1 form.
Preferably, described in turn to instruction testing circuit by resistance R12, resistance R19, resistance R9, resistance R13, resistance R10, resistance R18, IC 1 and liquid crystal display LCD1 form.
Preferably, described trouble detect circuit is by resistance R38, and resistance R37, electric capacity C4, IC 1 and liquid crystal display LCD1 form.
Preferably, described maintenance display circuit consists of IC 1, IC2 and liquid crystal display LCD1.
When battery-driven car adds up travel full certain mileage or reach certain period of service (being as the criterion with first comer), instrument panel can show " maintenance " to remind, described maintenance prompting can be various ways, " maintenance " of such as Chinese or synonym or near synonym, such as maintenance or maintenance; Also " maintenance " synonym or the near synonym of other language can be used; Also can show maintenance with form to remind, such as spanner figure etc.
Preferably, described battery-driven car liquid crystal instrument also comprises maintenance relieving circuit, and described maintenance relieving circuit is by resistance R38, and resistance R37, electric capacity C4, IC 1 and liquid crystal display LCD1 form.
The battery-driven car liquid crystal instrument of the band maintenance function that the utility model provides can help customer to understand battery-driven car service condition, when the full certain mileage of the accumulative traveling of battery-driven car or when using full certain hour, instrument panel can show " maintenance " to remind, customer's car load maintenance prompt is reminded to arrive, battery-driven car is gone to specify the maintenance of guarantee point, contribute to getting rid of the potential safety hazard of battery-driven car such as to brake wearing and tearing, brake failure, loosened screw and wear on tyres etc., and by the maintenance of maintainer, really get rid of potential safety hazard.Simultaneously after battery-driven car to maintenance store maintenance, by the instrument of specifying, maintenance is carried out to battery-driven car and decode, namely eliminate maintenance and remind, inform that customer's battery-driven car is overhauled, can relievedly use.
Accompanying drawing explanation
Fig. 1 is the schematic block circuit diagram of detailed description of the invention of the present utility model.
Fig. 2 is velocity checking circuits of the present utility model, voltage detecting circuit, headlight testing circuit, turn to instruction testing circuit, trouble detect circuit, maintenance display circuit and maintenance relieving circuit circuit diagram.
Fig. 3 is the circuit diagram of mu balanced circuit of the present utility model.
Detailed description of the invention
Fig. 1 shows the schematic block circuit diagram of the utility model detailed description of the invention, DC5V power supply by diode D1, resistance R26, R27, R28, R39, electric capacity C5, stabilivolt Q1 (three ends will adjust constant voltage power suspply), aerotron Q2, resistance R40, R41, electric capacity E1, electric capacity C6 form.The input of J1 direct supply, by D1 diode, plays reverse connecting protection effect, and wherein lead up to stabilivolt Q1 after the step-down of resistance R26, R27, R28 and R39 current limliting, aerotron Q2 powers; Q1, Q2, R40, R41 form accurate 5V voltage-stabilized power supply circuit, all cross E1, and after C6 filtering, the 5V power supply of stable output is to IC1, IC2 chip power supply.Separately lead up to after the step-down of resistance R21, R22, R23, R24 and R25 current limliting and power to D1 light-emitting diode, the backlight of composition liquid crystal display LCD1.
Velocity checking circuits by input port J2, resistance R47, electric capacity C8, resistance R49, electric capacity E2, resistance R50, IC 1, IC2 and liquid crystal display LCD1 form; Speed signal by R47, C8, R49, E2, after step-down filtering, by the P26 pin of IC1 to micro controller system.
Voltage detecting circuit is by diode D1, and resistance R44, electric capacity C1, resistance R45, R46, IC 1, IC2, liquid crystal display LCD1 forms.Vcc voltage signal is inputted by J1; through diode D1 reverse connecting protection diode; by resistance R44, R46; electric capacity C1; after resistance R45 dividing potential drop, be passed to the P24 port of IC1 micro controller system, after the A/D modulo operation process of micro controller system inside; be connected with LCD1 by IC2 FPDP, by LCD1 display power supply voltage.
Headlight testing circuit is by resistance R14, and resistance R20, resistance R11, IC 1 and liquid crystal display LCD1 form.
Turn to instruction testing circuit by resistance R12, resistance R19, resistance R9, resistance R13, resistance R10, resistance R18, IC 1 and liquid crystal display LCD1 form.
Trouble detect circuit is by resistance R38, and resistance R37, electric capacity C4, IC 1 and liquid crystal display LCD1 form.
The breakdown signal that controller exports is input to IC 1 by J2 port, by the internal data process of micro controller system, is shown by LCD1; Displaying contents is brake fault, handle fault, electrical fault and controller failure.
Mileage testing circuit is by IC 1, IC2, and liquid crystal display LCD1 forms.Speed signal is by after the P26 of IC1, and micro controller system carries out data processing, is shown after conversion by LCD1.Time detection circuit is by resistance R81, R82, R83, and IC 1, IC2 and liquid crystal display LCD1 form, and signal is by after the P9 of IC1, and micro controller system carries out data processing, is shown after conversion by LCD1.
Maintenance display circuit consists of IC 1, IC2 and liquid crystal display LCD1.Speed signal is by after the P26 of IC1, and micro controller system carries out data processing, and after converting, mileage display is shown by LCD1, when total kilometrage or period of service reach setting value, gave the inter-process of micro controller system, LCD1 demonstrates " maintenance " symbol.The starting point of period of service can set according to the time of making the product, also can set according to selling time.
Maintenance relieving circuit is by resistance R38, R37, and C4, IC 1 and liquid crystal display LCD1 form.When LCD1 showing " maintenance " symbol, removing port J2 by maintenance, external maintenance ring off signal, by the P8 pin of IC 1, through the internal data process of IC1, eliminating the maintenance display of liquid crystal display LCD1.
More than display only describes principal character of the present utility model and main points.Those skilled in the art should understand, and the utility model is not restricted to the described embodiments.Under the prerequisite not departing from inventive point and protection domain, the utility model also has various change, and these changes and improvements all will fall in the claimed scope of the utility model.
Claims (9)
1. a battery-driven car liquid crystal instrument, comprises cpu chip, A/D converter and LCD display module; It is characterized in that:
Motor phase velocity signal inputs to velocity checking circuits, to detect the moving velocity of battery-driven car; Described velocity checking circuits outputs signal to LCD display module again, to show the moving velocity of battery-driven car;
By electric power output voltage signal to voltage detecting circuit, described voltage detecting circuit outputs signal to LCD display module again, to show the cell pressure of battery-driven car;
By headlight output signal to headlight testing circuit, described headlight testing circuit outputs signal to LCD display module again, to show headlight instruction;
By steering indicating light output signal to turning to instruction testing circuit, described in turn to instruction testing circuit output signal to LCD display module again, turn to instruction to show;
By controller output signal to trouble detect circuit, described trouble detect circuit outputs signal to LCD display module again, to show indicating fault;
Mileage testing circuit is connected with LCD display module, to show mileage;
Time detection circuit is connected with LCD display module, to show period of service;
Maintenance display circuit is connected with LCD display module, to show maintenance.
2. battery-driven car liquid crystal instrument as claimed in claim 1, it is characterized in that, described velocity checking circuits is by input port J2, and resistance R47, electric capacity C8, resistance R49, electric capacity E2, resistance R50, IC 1, IC2 and liquid crystal display LCD1 form.
3. battery-driven car liquid crystal instrument as claimed in claim 1, it is characterized in that described voltage detecting circuit is by diode D1, resistance R44, electric capacity C1, resistance R45, resistance R46, IC 1, IC2 and liquid crystal display LCD1 form.
4. battery-driven car liquid crystal instrument as claimed in claim 1, it is characterized in that described headlight testing circuit is by resistance R14, resistance R20, resistance R11, IC 1 and liquid crystal display LCD1 form.
5. battery-driven car liquid crystal instrument as claimed in claim 1, turn to instruction testing circuit by resistance R12 described in it is characterized in that, resistance R19, resistance R9, resistance R13, resistance R10, resistance R18, IC 1 and liquid crystal display LCD1 form.
6. battery-driven car liquid crystal instrument as claimed in claim 1, it is characterized in that described trouble detect circuit is by resistance R38, resistance R37, electric capacity C4, IC 1 and liquid crystal display LCD1 form.
7. battery-driven car liquid crystal instrument as claimed in claim 1, is characterized in that described maintenance display circuit consists of IC 1, IC2 and liquid crystal display LCD1.
8. battery-driven car liquid crystal instrument as claimed in claim 1, it is characterized in that described time detection circuit is by resistance R81, resistance R82, resistance R83, IC 1, IC2 and liquid crystal display LCD1 form.
9. the battery-driven car liquid crystal instrument as described in any one of claim 1-8, is characterized in that described battery-driven car liquid crystal instrument also comprises maintenance relieving circuit, and described maintenance relieving circuit is by resistance R38, and resistance R37, electric capacity C4, IC 1 and liquid crystal display LCD1 form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660557.3U CN204279789U (en) | 2014-11-06 | 2014-11-06 | A kind of battery-driven car liquid crystal instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420660557.3U CN204279789U (en) | 2014-11-06 | 2014-11-06 | A kind of battery-driven car liquid crystal instrument |
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| Publication Number | Publication Date |
|---|---|
| CN204279789U true CN204279789U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420660557.3U Expired - Fee Related CN204279789U (en) | 2014-11-06 | 2014-11-06 | A kind of battery-driven car liquid crystal instrument |
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| CN (1) | CN204279789U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944278A (en) * | 2018-07-20 | 2018-12-07 | 北京汽车股份有限公司 | Remapping method, reset system and the vehicle of tire pressure monitoring system |
| CN110027653A (en) * | 2017-12-18 | 2019-07-19 | 株式会社岛野 | Control device, notice system and control method |
-
2014
- 2014-11-06 CN CN201420660557.3U patent/CN204279789U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027653A (en) * | 2017-12-18 | 2019-07-19 | 株式会社岛野 | Control device, notice system and control method |
| CN108944278A (en) * | 2018-07-20 | 2018-12-07 | 北京汽车股份有限公司 | Remapping method, reset system and the vehicle of tire pressure monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170525 Address after: The Development Zone Southwest Harbor Industrial Zone in Sichuan province 610000 Shuangliu Chengdu City Washington Avenue four No. 777 Patentee after: CHENGDU DUOPULI ELECTRONIC TECHNOLOGY CO., LTD. Address before: 213119 Jiangsu province Changzhou city Wujin District Hengshan town Xin'an sung Street No. 38 Patentee before: CHANGZHOU ZHONGGANG ELECTRONIC TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20201106 |