CN204241664U - A kind of life-span metering system of car headlight device - Google Patents
A kind of life-span metering system of car headlight device Download PDFInfo
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- CN204241664U CN204241664U CN201420554240.1U CN201420554240U CN204241664U CN 204241664 U CN204241664 U CN 204241664U CN 201420554240 U CN201420554240 U CN 201420554240U CN 204241664 U CN204241664 U CN 204241664U
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- headlight device
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- car headlight
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Abstract
The utility model provides a kind of life-span metering system of car headlight device, comprises Signal-regulated kinase, power module, main control unit, display module and alarm module; Wherein said Signal-regulated kinase is connected with the input end of described main control unit respectively with described power module, the output terminal of described main control unit is connected with described alarm module with described display module, and described Signal-regulated kinase is series at the front end of car headlight device.Achieve the metering of car headlight device mission life in use and the monitoring of duty by native system, achieve with car, the serviceable life of measuring car headlight device in real time.
Description
Technical field
The utility model relates to the lighting device of automobile, is specifically related to a kind of life-span metering system of car headlight device.
Background technology
Car headlight device is one of key factor affecting car load driving safety, and especially when road conditions, unusual weather conditions, the duty of car headlight device even becomes the deciding factor of vehicle safe driving.
The lighting or extinguish the control by car body controller of current car headlight device, but car body controller just sends work or idle instruction according to travel conditions, but the current life status of car headlight device and the real-time isoparametric function of using state is not monitored, find in maintenance process often measuring the serviceable life of car headlight device, cannot with the deficiency of car real time measure bulb service life.
Utility model content
In view of this, the utility model provides a kind of life-span metering system of car headlight device, is intended to realize carrying out the serviceable life of car headlight device with car metering and display, and carries out Real-Time Monitoring to its duty.
The technical solution adopted in the utility model is specially:
A life-span metering system for car headlight device, comprises Signal-regulated kinase, power module, main control unit, display module and alarm module; Wherein:
Described Signal-regulated kinase is connected with the input end of described main control unit respectively with described power module, the output terminal of described main control unit is connected with described alarm module with described display module, and described Signal-regulated kinase is series at the front end of car headlight device.
In the life-span metering system of above-mentioned car headlight device, the output terminal of described main control unit is also connected with communication module, and other control modules of described communication module and automobile realize both-way communication.
In the life-span metering system of above-mentioned car headlight device, described display module is LED charactron.
In the life-span metering system of above-mentioned car headlight device, described main control unit is Freescale single-chip microcomputer.
The beneficial effect that the utility model produces is:
The life-span metering system of car headlight device of the present utility model is connected with car headlight device, can realize the working time with car real time measure bulb; Simultaneously for the break-make situation of bulb, the number of times of lighting of bulb is counted and utilizes display module to realize the Presentation Function in serviceable life, achieves the visualized operation of device; The communication that reserved function (i.e. communication module) will realize between native system and other control modules of vehicle, achieves the extensibility of the utility model follow-up study.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, more completely the utility model can be understood better.Accompanying drawing described herein is used to provide further understanding of the present utility model, and embodiment and explanation thereof, for explaining the utility model, are not formed improper restriction of the present utility model.
Fig. 1 is the structural representation of the life-span metering system of a kind of car headlight device of the utility model;
Fig. 2 is the circuit diagram of a kind of embodiment of the main control unit of the life-span metering system of a kind of car headlight device of the utility model;
Fig. 3 is the process flow diagram of the life-span metering system method of a kind of car headlight device of the utility model.
In figure: 1, Signal-regulated kinase 2, power module 3, main control unit 4, display module 5, alarm module 6, communication module.
Embodiment
Below in conjunction with drawings and Examples, the technical solution of the utility model is described in further detail.
The life-span metering system of a kind of car headlight device as shown in Figure 1, comprises Signal-regulated kinase 1, power module 2, main control unit 3, display module 4, alarm module 5 and communication module 6; Wherein:
Power module 2 is connected with alarm module 5 with display module 4 with the output terminal of main control unit 3; The output terminal of main control unit 3 is also connected with for realizing the communication module 6 of both-way communication with other control modules of automobile.
Signal-regulated kinase 1 is connected with the input end of main control unit 3 respectively with power module 2, wherein Signal-regulated kinase 1 is series at the front end of car headlight device, power module 2 realizes the translation function of power supply, provides magnitude of voltage required in the hardware circuit of whole main control unit; Main control unit 3 (MCU microcontroller) receives and the input information of processing signals conditioning module 1, determines the situations such as the metering of bulb service life, the statistics of break-make number of times and fault alarm according to the information result of process simultaneously; Display module 4 and alarm module 5 are to being shown serviceable life and carrying out alarm to the fault of bulb according to the control information in main control unit; Main control unit 3 is also connected with communication module 6, is mainly used in realizing the communication of other intermodules in the module of native system and car load.
As a kind of embodiment, employing 8 Freescale single-chip microcomputers are as shown in Figure 2 as main control unit 3 of the present utility model, its input port is PTC1 and PTC2, be connected with Signal-regulated kinase 1, as the input port of car headlight device (autobulb) operating voltage and feedback voltage; This two paths of signals is as the input signal of controlled device and operation irregularity judgment basis; Its output port PTA3-PTA5 is connected with code translator, sheet for LED charactron and fault alarm selects information, this sheet selects information for being connected with alarm module 5 section ports with display module 4, performs the instruction of output port respectively, realizes the selection of bulb malfunction status alert and charactron; Its output port PTB is connected with the FPDP of display module 4, and these data and sheet select information to be jointly combined, and realizes the display of bulb lighting time.Utilize Freescale single-chip microcomputer as main control chip, realize detection and the fault alarm of bulb service life, hardware design structure is simple, dependable performance, security is high in the course of the work.
MCU microcontroller detects bulb working current information in real time, measures the life-span of bulb also, shown when bulb is lighted by display module 4 through signal transacting; And MCU microcontroller is monitored for the duty of bulb, provide by alarm module 5 instruction of reporting to the police when bulb is not lighted, the fault category of bulb is judged according to the button feedback information in main control unit 3, the serviceable life current use added up as bulb is determined whether according to fault category, if the reason that bulb is not lighted is because of caused by loose contact, then push button and continue to measure its serviceable life, otherwise again measure.
The life-span metering system of above-mentioned car headlight device mainly realizes the statistics of bulb service life and display and the early warning to bulb exception, each port of main control unit 3 and functional module carry out initialization, and read the input information of power module 2 and Signal-regulated kinase 1, main control unit 3 processes the information read, and determine according to the using state of this data judging car headlight device the metering whether carrying out serviceable life, or perform warning when operation irregularity.The algorithm realization step of this system is concrete as shown in Figure 3:
First according to the signal of power module 2, main control unit 3 judges whether car headlight device is energized, under the prerequisite confirming energising, detect car headlight device whether to light, if car headlight device is lighted, then using the time corresponding for this state as mission life, metering is also shown by display unit 4;
If car headlight device is not lighted, then on the one hand by alarm module 5 alarm, judge whether car headlight device burns further on the other hand; If burn, then by alarm module 5 alarm, and time corresponding to this state be not counted in mission life, do not measure;
If burn, then judge whether the car headlight device burnt contacts effectively further, if contact invalid, then to be reported to the police 5 promptings by alarm module, and time corresponding to this state is not counted in mission life, does not measure;
If contact effectively, then using the time corresponding for this state as mission life, metering is also shown by display unit 4;
The judgement circulation of current state terminates, and continues the using state of monitoring car headlight device in real time, and carries out the metering in serviceable life according to the data of using state and/or perform the warning of operation irregularity.
The utility model achieves the design of hardware and software of CAN communication function, hardware employs Freescale single-chip microcomputer as main control chip (main control unit 3), realize the transmission of signal, fault alarm and the instruction in serviceable life, use LED charactron to show as the lighting time of display unit 4 pairs of bulbs, achieve the visualized operation of system; Software development, then by programming to main control chip or adopting existing algorithm realization, achieves driving and the monitoring of bulb using state and service time of each execution unit.
As mentioned above; embodiment of the present utility model is explained; obviously, as long as do not depart from fact inventive point of the present utility model and effect, will be readily apparent to persons skilled in the art distortion, is also all included within protection domain of the present utility model.
Claims (4)
1. a life-span metering system for car headlight device, is characterized in that, comprises Signal-regulated kinase, power module, main control unit, display module and alarm module; Wherein:
Described Signal-regulated kinase is connected with the input end of described main control unit respectively with described power module, the output terminal of described main control unit is connected with described alarm module with described display module, and described Signal-regulated kinase is series at the front end of car headlight device.
2. the life-span metering system of car headlight device according to claim 1, is characterized in that, the output terminal of described main control unit is also connected with communication module, and other control modules of described communication module and automobile realize both-way communication.
3. the life-span metering system of car headlight device according to claim 1, is characterized in that, described display module is LED charactron.
4. the life-span metering system of car headlight device according to claim 1, is characterized in that, described main control unit is Freescale single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554240.1U CN204241664U (en) | 2014-09-25 | 2014-09-25 | A kind of life-span metering system of car headlight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420554240.1U CN204241664U (en) | 2014-09-25 | 2014-09-25 | A kind of life-span metering system of car headlight device |
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| Publication Number | Publication Date |
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| CN204241664U true CN204241664U (en) | 2015-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420554240.1U Expired - Fee Related CN204241664U (en) | 2014-09-25 | 2014-09-25 | A kind of life-span metering system of car headlight device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104316885A (en) * | 2014-09-25 | 2015-01-28 | 北京新能源汽车股份有限公司 | Life measuring system and life measuring method for automotive lighting devices |
-
2014
- 2014-09-25 CN CN201420554240.1U patent/CN204241664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104316885A (en) * | 2014-09-25 | 2015-01-28 | 北京新能源汽车股份有限公司 | Life measuring system and life measuring method for automotive lighting devices |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20150401 Termination date: 20210925 |
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| CF01 | Termination of patent right due to non-payment of annual fee |