CN103625359B - A kind of Vehicular turn lamp control system - Google Patents
A kind of Vehicular turn lamp control system Download PDFInfo
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- CN103625359B CN103625359B CN201210300828.XA CN201210300828A CN103625359B CN 103625359 B CN103625359 B CN 103625359B CN 201210300828 A CN201210300828 A CN 201210300828A CN 103625359 B CN103625359 B CN 103625359B
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- mosfet pipe
- micro controller
- mouth
- switch
- mosfet
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Abstract
Vehicular turn lamp system disclosed by the invention comprises micro controller system, a MOSFET pipe, the 2nd MOSFET pipe, the 3rd MOSFET pipe and turn signal swich, and turn signal swich is single pole double throw switch.Wherein: the mouth of described micro controller system is managed with a MOSFET, the 2nd MOSFET manages, the control end of the 3rd MOSFET pipe is connected; The mouth of the one MOSFET pipe is connected the first end of mouth with left steering lamp of the 2nd MOSFET pipe with the incoming call end of single pole double throw switch, the first switch terminal of single pole double throw switch is connected; The mouth of the 3rd MOSFET pipe is connected with the second switch terminal of the first end of right steering lamp, single pole double throw switch; Second end of left steering lamp, the equal ground connection of the second end of right steering lamp.In the present invention, micro controller system controls the mode of operation of steering indicating light by MOSFET pipe, and high-current switch therefore can be adopted as turn signal swich, and high-current switch cost is low, good stability.
Description
Technical field
The present invention relates to a kind of Vehicular turn lamp control system.
Background technology
Vehicle turn signal, as pointing out the instrument turned in vehicle travel process, plays vital effect for driving safety, and also plays suggesting effect in the events such as vehicle risk warning, anti-theft alarm and remote control feedback, is parts indispensable on vehicle body.
The Vehicular turn lamp control system existed at present mainly contains two kinds: a kind of Vehicular turn lamp control system being low end vehicle and adopting, the parts such as this system comprises steering indicating light, wire harness, steering indicating light change-over swith.By driver's Manual Transfer Switch, the sudden strain of a muscle controlling steering indicating light is gone out.This level of integrated system is low, and function is simple, poor stability.And when turning to of steering indicating light occurs with alert event simultaneously, when needing steering indicating light to work in different modalities, this simple Vehicular turn lamp control system can produce the problem of timing conflict.
Separately have a kind of Vehicular turn lamp control system being some high-end vehicles and adopting, this Vehicular turn lamp control system includes micro controller system and steering indicating light change-over swith, and steering indicating light change-over swith is small area analysis switch, i.e. milliampere level current switch.When turn signal swich closes, have small area analysis signal to access micro controller system input end, micro controller system is lighted by s operation control left and right turn signal or is extinguished.But when small area analysis switch uses, be easily oxidized, thus cause the shortcomings such as poor accuracy, and the manufacturing process of small area analysis Switch Controller switch has very high requirement, therefore cost is very high.
Summary of the invention
In order to solve the problem of prior art, the object of this invention is to provide and a kind ofly can make turn signal swich contact stable operation, Vehicular turn lamp control system with low cost.
Vehicular turn lamp system provided by the invention comprises micro controller system, a MOSFET pipe, the 2nd MOSFET pipe, the 3rd MOSFET pipe and turn signal swich, and turn signal swich is single pole double throw switch.Wherein: the mouth of described micro controller system is managed with a MOSFET, the 2nd MOSFET manages, the control end of the 3rd MOSFET pipe is connected; The mouth of the one MOSFET pipe is connected the first end of mouth with left steering lamp of the 2nd MOSFET pipe with the incoming call end of single pole double throw switch, the first switch terminal of single pole double throw switch is connected; The mouth of the 3rd MOSFET pipe is connected with the second switch terminal of the first end of right steering lamp, single pole double throw switch; Second end of left steering lamp, the equal ground connection of the second end of right steering lamp.
Preferably, the ampere level current switch of described turn signal swich.
Preferably, the mouth of the 2nd MOSFET pipe, the mouth of the 3rd MOSFET pipe are connected with the input end of micro controller system respectively.
Preferably, danger warning light switch is connected with the input end of micro controller system.
Preferably, described micro controller system is connected with instrument carrier panel by bus, for turn signal state feedback information is sent to instrument carrier panel.
Preferably, described micro controller system is 8,16 or 32 micro controller systems.
In the present invention, micro controller system controls the mode of operation of steering indicating light by MOSFET pipe, and high-current switch therefore can be adopted as turn signal swich, can, at about 3-4A, use high-current switch cost low, good stability when turn signal swich closes by electric current.And the present invention can control steering indicating light and feed back in danger warning, anti-theft alarm and remote control, turn between the various modes such as instruction and carry out priority arbitration and response, solves the problems such as timing conflict.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Vehicular turn lamp control system of an embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, further detailed description is done to preferred implementation provided by the invention:
Figure 1 shows that the structural representation of an embodiment of the present invention.Steering indicating light controls to comprise micro controller system 1, a MOSFET pipe 2, the 2nd MOSFET pipe 3, the 3rd MOSFET pipe 4 and turn signal swich 8, and described turn signal swich 8 is single pole double throw switch.
As shown in the figure, micro controller system 1 can adopt the micro controller system be integrated in car body controller module 0 (BCM module), and micro controller system can be any one in 8 micro controller systems, 16 micro controller systems or 32 micro controller systems.Micro controller system has the hardware composition parts such as MCU, ROM, RAM, Timer/Counter, parallel interface, serial interface.Input end, the mouth of micro controller system 1 can be realized by the serial interface be applicable to or parallel interface.
The present invention not only can control the mode of operation of steering indicating light by micro controller system, and Single-chip Controlling steering indicating light can be utilized to feed back in danger warning, anti-theft alarm and remote control, turn between the various modes such as instruction and carry out priority arbitration and response, solve the timing conflict problem that there will be in conventional steering lamp control system.
Also comprise three MOSFET pipes in the present invention, MOSFET pipe and metal-oxide layer-quartz conductor-field-effect transistor, MOSFET pipe can comprise grid, source electrode and drain electrode, and the principle of work of MOSFET pipe is well known to those skilled in the art, and does not repeat them here.In the present invention, the control end of MOSFET pipe can be grid, and the mouth of MOSFET pipe can be source electrode or drain electrode.
The mouth of micro controller system 1 is connected with the control end of a MOSFET pipe 2, the 2nd MOSFET pipe 3, the 3rd MOSFET pipe 4.The mouth of the one MOSFET pipe 2 is connected the first end of mouth with left steering lamp of the 2nd MOSFET pipe 3 with the incoming call end of single pole double throw switch, the first switch terminal of single pole double throw switch 8 is connected.The mouth of the 3rd MOSFET pipe 4 is connected with the second switch terminal of the first end of right steering lamp, single pole double throw switch 8.
Three MOSFET pipes in steering indicating light control system of the present invention are connected to three mouths of micro controller system, for improving the current driving ability of output port, thus obtain the electric current that can control steering indicating light action.
Continuous and effective under the state that the control signal (such as pwm signal) of the output port 6 of the 2nd MOSFET pipe 3 runs at micro controller system.When turn signal swich 8 is pulled the direction of left steering lamp 9 by chaufeur, output port 6 and the left steering lamp 9 of the 2nd MOSFET pipe 3 are connected, and left steering lamp lights; When turn signal swich 8 is pulled right steering lamp 10 direction by chaufeur, output port 6 and the right steering lamp 10 of the 2nd MOSFET pipe 3 are connected, and right steering lamp lights.Due to the current driving ability of MOSFET, turn signal swich 8 can adopt high-current switch, and such as loaded current is the switch of ampere level.
And the output signal of the output port 7 of the output port 5 of a MOSFET pipe 2, the 3rd MOSFET pipe 4 is by the control of micro controller system 1, when the button of the danger warning light switch 11 on vehicle is pressed, micro controller system 1 exports useful signal by the output port 5 of a MOSFET pipe 2, the output port 7 of the 3rd MOSFET pipe 4, and left steering lamp 9, right steering lamp 10 are by preset frequency flicker; When the button of danger warning light switch 11 is not pressed, the output port 5 of a MOSFET pipe 2, the output port 7 of the 3rd MOSFET pipe 4 do not have output signal, and therefore left steering lamp 9, right steering lamp 10 are failure to actuate.In addition, in some setting events, as antitheft, when the events such as remote control occur, micro controller system 1 also can pass through the output port 5 of a MOSFET pipe 2, output port 7 output signal of the 3rd MOSFET pipe 4, makes left steering lamp 9, right steering lamp 10 according to the priority set, frequency signal action.
Second end of left steering lamp 9, the equal ground connection of the second end of right steering lamp 10, be namely connected with bonding, to form current return.Preferably, turn signal swich 8 of the present invention is high-current switch, and namely loaded current is the switch of ampere level.When turn signal swich 8 is when closed, be about 3-4A by electric current, therefore directly can adopt high-current switch.High-current switch is generally realized by the form compressing two copper sheets of contact, and the present invention adopts high-current switch to provide cost savings.
Preferably, the mouth of the 2nd MOSFET pipe, the mouth of the 3rd MOSFET pipe are connected with the input end of micro controller system respectively.The output port 5 of the one MOSFET pipe 2, the output port 7 of the 3rd MOSFET pipe 4 draw the input port feeding back to micro controller system 1, respectively so that micro controller system 1 can be monitored output signal.
In order to realize the warning performance of native system, in steering indicating light control system of the present invention, be provided with danger warning light switch 11.Preferably, danger warning light switch is connected with the input end of micro controller system, as shown in Figure 1.When danger warning light switch connection or when needing to send the signals such as anti-theft alarm, Single-chip Controlling first mouth 5 (connecting a MOSFET pipe 2) and the 3rd mouth 7 (being connected the 3rd MOSFET pipe 4) output pwm signal, guarantee that the second mouth (connecting the 2nd MOSFET pipe 3) exports to close simultaneously, two steering indicating lights are glimmered according to setpoint frequency.
Preferably, micro controller system 1 is connected with instrument carrier panel 13 by bus 12, so that turn signal state feedback information is sent to instrument carrier panel in real time.Preferably, micro controller system 1 is connected with instrument carrier panel by GMLAN bus.Real-time update is carried out in the state display of instrument carrier panel to steering indicating light, thus makes this system have high integration and high accuracy.
Although the present invention is described by above preferred embodiment, but its realization is only not limited to the above embodiments, should be realized that without departing from the spirit and scope of the present invention, those skilled in the art can make different changes and amendment to the present invention.
Claims (6)
1. a Vehicular turn lamp control system, is characterized in that: described system comprises micro controller system, a MOSFET pipe, the 2nd MOSFET pipe, the 3rd MOSFET pipe and turn signal swich, and turn signal swich is single pole double throw switch, wherein:
The mouth of described micro controller system is managed with a MOSFET, the 2nd MOSFET manages, the control end of the 3rd MOSFET pipe is connected;
The mouth of the one MOSFET pipe is connected with the incoming call end of single pole double throw switch
The mouth of the 2nd MOSFET pipe is connected with the first switch terminal of the first end of left steering lamp, single pole double throw switch;
The mouth of the 3rd MOSFET pipe is connected with the second switch terminal of the first end of right steering lamp, single pole double throw switch;
Second end of left steering lamp, the equal ground connection of the second end of right steering lamp.
2. Vehicular turn lamp control system according to claim 1, is characterized in that: described turn signal swich is ampere level current switch.
3. the Vehicular turn lamp control system according to claims 1 or 2, is characterized in that: the mouth of the 2nd MOSFET pipe, the mouth of the 3rd MOSFET pipe are connected with the input end of micro controller system respectively.
4. the Vehicular turn lamp control system according to claims 1 or 2, is characterized in that: danger warning light switch is connected with the input end of micro controller system.
5. the Vehicular turn lamp control system according to claims 1 or 2, is characterized in that: described micro controller system is connected with instrument carrier panel by bus, for turn signal state feedback information is sent to instrument carrier panel.
6. the Vehicular turn lamp control system according to claims 1 or 2, is characterized in that: described micro controller system is 8,16 or 32 micro controller systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300828.XA CN103625359B (en) | 2012-08-22 | 2012-08-22 | A kind of Vehicular turn lamp control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300828.XA CN103625359B (en) | 2012-08-22 | 2012-08-22 | A kind of Vehicular turn lamp control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103625359A CN103625359A (en) | 2014-03-12 |
| CN103625359B true CN103625359B (en) | 2015-10-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210300828.XA Expired - Fee Related CN103625359B (en) | 2012-08-22 | 2012-08-22 | A kind of Vehicular turn lamp control system |
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| Country | Link |
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| CN (1) | CN103625359B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795404B (en) * | 2019-03-27 | 2024-09-20 | 杭叉集团股份有限公司 | Turn signal switch and vehicle comprising same |
| CN110979167A (en) * | 2019-11-19 | 2020-04-10 | 王东 | Automobile steering time duration prompting device and method and automobile |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87208347U (en) * | 1987-05-20 | 1988-06-08 | 广州客车厂 | Sequentially displayed mobile turn indicator light device |
| CN87211696U (en) * | 1987-08-13 | 1988-06-29 | 王树岩 | Automobile flash apparatus |
| CN2048828U (en) * | 1988-06-11 | 1989-12-06 | 大庆石油管理局钻井生产技术服务公司 | Controller for two purposes of automobile signal lamp |
| EP0872379A2 (en) * | 1997-04-19 | 1998-10-21 | Elektronik Service Weimann | Adaptive controlling circuit for the flashing lights of a vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003054313A (en) * | 2001-08-20 | 2003-02-26 | Nippon Yusoki Co Ltd | Lighting system of turn signal lamp |
| US6952162B2 (en) * | 2003-07-24 | 2005-10-04 | Monck Joan M | Multidirectional cluster lights for motor vehicles |
-
2012
- 2012-08-22 CN CN201210300828.XA patent/CN103625359B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87208347U (en) * | 1987-05-20 | 1988-06-08 | 广州客车厂 | Sequentially displayed mobile turn indicator light device |
| CN87211696U (en) * | 1987-08-13 | 1988-06-29 | 王树岩 | Automobile flash apparatus |
| CN2048828U (en) * | 1988-06-11 | 1989-12-06 | 大庆石油管理局钻井生产技术服务公司 | Controller for two purposes of automobile signal lamp |
| EP0872379A2 (en) * | 1997-04-19 | 1998-10-21 | Elektronik Service Weimann | Adaptive controlling circuit for the flashing lights of a vehicle |
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| Publication number | Publication date |
|---|---|
| CN103625359A (en) | 2014-03-12 |
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