CN104890516A - Automobile speed limiting device - Google Patents
Automobile speed limiting device Download PDFInfo
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- CN104890516A CN104890516A CN201510335717.6A CN201510335717A CN104890516A CN 104890516 A CN104890516 A CN 104890516A CN 201510335717 A CN201510335717 A CN 201510335717A CN 104890516 A CN104890516 A CN 104890516A
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Abstract
The invention discloses an automobile speed limiting device. The automobile speed limiting device is composed of a signal level converter module, a signal shaping module, a controller module, a key setting module, an idling voltage maintenance module, a sound and light alarm module and a display module. The signal level converter module, the signal shaping module and the controller module are connected in sequence, the key setting module is connected with the controller module, and the idling voltage maintenance module, the sound and light alarm module and the display module are connected with the controller module. According to the automobile speed limiting device, when the speed of an automobile is larger than a preset speed limiting value, the sound and light alarm module gives out an alarm signal, meanwhile, the accelerator pedal sensor output voltage maintains the automobile idling output voltage, therefore, the speed of the automobile is effectively reduced so that the purpose of limiting the speed is achieved, safety and reliability are achieved, and the driving safety of the automobile is guaranteed.
Description
Technical field
The present invention relates to a kind of field of vehicle control, particularly relate to a kind of overrunning governor for automobile on the fuel vehicle of any use E-gas.
Background technology
The traffic accident caused because of overspeed of vehicle is more and more frequent, exceed the speed limit as you know very harmful, but mostly stick to one's old way of doing things, wherein reason makes us thinking very much, especially school bus, instructional car, the truck tanker having speed to limit, Mixer Truck, factories and miness internal transport vehicles, all need the restriction of certain speed.Safety is most important, limited speed, should be the strong behave reducing traffic accident.Still chaufeur control rate can be leaned on by running car at present, market lacks the limiting vehicle speed product of highly versatile, existing product otherwise as cyberdog the same, only has alarm function, and car can not be forced to slow down, car only for certain specific model just has speed limiting function, there is potential safety hazard.
Summary of the invention
The object of the present invention is to provide a kind of overrunning governor for automobile, this overrunning governor for automobile overcomes existing vehicle and only has prompting function not have the shortcoming that deceleration and commonality are not strong, can control effectively to automobile driving speed, safe and reliable, ensure that vehicle driving safety.
For achieving the above object, the technical scheme of a kind of automobile of the present invention limit belting is: a kind of overrunning governor for automobile, is characterized in that, comprises;
Signal level modular converter, carries out level conversion in order to the near sinusoidal ripple signal exported by vehicle speed sensor, is converted to digital polse;
Signal shaping module, in order to carry out shaping to the output signal of signal level modular converter, is shaped as the level signal being convenient to treater process;
Controller module, in order to carry out speed calculating to the output signal of signal shaping module, compares the speed arranged and actual speed and provides Output rusults;
Button arranges module, in order to be arranged the start and stop of speed-limit device by button and to carry out the setting of restriction speed;
Idling voltage maintains module, drags down accelerator pedal sensor output voltage, carry out reduction of speed process to vehicle in order to hypervelocity;
Sound and light alarm module, in order to the alarm that exceeds the speed limit;
Display module, for showing actual vehicle speed;
Described signal level modular converter, signal shaping module are connected successively with controller module, and described button arranges module and is connected with controller module, and described idling voltage maintenance module, sound and light alarm module, display module are connected with controller module respectively.
Described signal level modular converter is made up of resistance R7, resistance R8, resistance R9, resistance R10, zener diode D4, amplifier A1, resistance R10 mono-termination vehicle speed sensor signal U1, the negative electrode of one termination zener diode D4, the plus earth of zener diode D4, the in-phase end of the one termination amplifier A1 of resistance R9, the negative electrode of another termination zener diode of R9, one end ground connection of resistance R8, the end of oppisite phase of another termination amplifier A1 of resistance R8, the end of oppisite phase of another termination amplifier A1 of the output U2 of the one termination amplifier A1 of resistance R7, resistance R7.
In technique scheme, vehicle speed sensor signal was carried out level conversion by signal level modular converter by a kind of overrunning governor for automobile of the present invention before this, pass through signal shaping module again by the output signal shaping of level switch module, the output signal of shaping is processed by controller module, speed calculating is carried out to signal shaping module output signal, the speed arranged and actual speed are compared, and provide Output rusults, button arranges module by arranging the start and stop of speed-limit device by bond energy, carries out the setting of restriction speed; When overspeed of vehicle, maintain module by idling voltage and drag down accelerator pedal sensor output voltage, reduction of speed process is carried out to vehicle.The present invention is also provided with sound and light alarm module, at overspeed of vehicle alarm.Present invention achieves when car speed exceedes the speed limit pre-set, sound and light alarm module sends alerting signal, and accelerator pedal sensor output voltage maintains vehicle idling output voltage simultaneously, thus effectively reduction actual vehicle speed reaches speed limit object, safe and reliable, ensure that vehicle driving safety.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of a kind of automobile limit of the present invention belting;
Fig. 2 is the circuit diagram of signal level module in a kind of automobile limit of the present invention belting;
Fig. 3 is the circuit diagram that in a kind of automobile limit of the present invention belting, button arranges module;
Fig. 4 is the circuit diagram that in a kind of automobile limit of the present invention belting, idling voltage maintains module.
Detailed description of the invention
For understanding content of the present invention and feature further, below in conjunction with accompanying drawing, to the technical scheme in the embodiment of the present invention carry out clear, intactly set forth, described embodiment is only a part of embodiment of the present invention, the embodiment of not all.Based on the embodiment in the present invention, those skilled in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As seen from Figure 1, a kind of overrunning governor for automobile of the present embodiment arranges module 4 by signal level modular converter 1, signal shaping module 2, controller module 3, button, idling voltage maintains module 5, sound and light alarm module 6 and display module 7 and form.Wherein signal level modular converter 1, signal shaping module 2, controller module 3 connect successively, and button arranges module 4 and is connected with controller module 3 in addition, and idling voltage maintains module 5, sound and light alarm module 6, display module 7 are connected with controller module 3 respectively.In the present embodiment, signal level modular converter 1 is that the near sinusoidal ripple signal that vehicle speed sensor exports is carried out level conversion, be converted to digital pulse signal and output to signal shaping module 2, carry out shaping by the output signal of signal shaping module 2 pairs of signal level modular converters, be shaped as the level signal being convenient to treater process; Level signal after shaping outputs to controller module 3, carries out speed calculating by the output signal of controller module 3 pairs of signal shaping modules, compares the speed arranged and actual speed and provides Output rusults; It is arrange the start and stop of speed-limit device by button and carry out the setting of restriction speed that button arranges module 4, velocity amplitude after arranging outputs in controller module 3, display module 7 is for showing actual vehicle speed, the actual vehicle speed that display module 7 shows by controller module 3 and button arrange the restriction speed that module 4 arranges and compare, as hypervelocity, then reported to the police by sound and light alarm module 6, maintaining module 5 by idling voltage is again that hypervelocity drags down accelerator pedal sensor output voltage, carries out reduction of speed process to vehicle.
Fig. 2 is the circuit diagram of signal level module in a kind of automobile limit of the present invention belting.In Fig. 2, signal level modular converter 1 is made up of resistance R7, resistance R8, resistance R9, resistance R10, zener diode D4, amplifier A1, resistance R10 mono-termination vehicle speed sensor signal U1, the negative electrode of one termination zener diode D4, the plus earth of zener diode D4, the in-phase end of the one termination amplifier A1 of resistance R9, the negative electrode of another termination zener diode of R9, one end ground connection of resistance R8, the end of oppisite phase of another termination amplifier A1 of resistance R8, the end of oppisite phase of another termination amplifier A1 of the output U2 of the one termination amplifier A1 of resistance R7, resistance R7.
Fig. 3 is the circuit diagram that in a kind of automobile limit of the present invention belting, button arranges module.In Fig. 3, D1, D2, D3, D4 are light-emitting diode, and P00, P01, P02, P03 connect with the I/O port in controller module.Button arranges module installation four buttons, and the function of these four buttons is start/close button respectively, and speedup button, deceleration button, pause button, when in four buttons, any one button is pressed, corresponding LED light can be bright.Start/close button realize enabling of speed-limit device and close; Under device initiate mode, first time presses speedup button speed-limit device and using the current speed of a motor vehicle as the speed limit preset, after this pressing speedup button then for improving the speed limit preset, whenever pressing deceleration key speed-limit device and all can reduce default speed limit; The function of pause button be cancel speed-limit device speed limiting function and preserve the state of current setting, once again press pause button, device speed limiting function is enabled and the speed limit value of preserving before being.
Fig. 4 is the circuit diagram that in a kind of automobile limit of the present invention belting, idling voltage maintains module.In the diagram, P06, P07 is the incoming signal that idling voltage maintains module, be connected with the I/O port in controller module, U3, U4 is two-way output signal, be connected with the output voltage of accelerator pedal sensor, when speed-limit device not enabled or current vehicle speed do not exceed preset value, incoming signal P06, P07 is high level state, aerotron Q2, Q3 conducting, aerotron Q1, Q4 ends, output voltage U3, U4 does not affect accelerator pedal sensor output voltage, when user's current vehicle speed exceedes preset value, P06 and the P07 output low level be then connected with controller module I/O port, output voltage U3, magnitude of voltage when U4 is automotive engine idling.
In the above-described embodiments, vehicle speed sensor signal was carried out level conversion by signal level modular converter 1 by a kind of overrunning governor for automobile of this enforcement before this, pass through signal shaping module 2 again by the output signal shaping of level switch module, the output signal of shaping is processed by controller module 3, speed calculating is carried out to signal shaping module output signal, the speed arranged and actual speed are compared, and provide Output rusults, button arranges module 4 by arranging the start and stop of speed-limit device by bond energy, carries out the setting of restriction speed; When overspeed of vehicle, maintain module 5 by idling voltage and drag down accelerator pedal sensor output voltage, reduction of speed process is carried out to vehicle.The present invention is also provided with sound and light alarm module 6 and the display module 7 in order to show vehicle actual travel speed, at overspeed of vehicle alarm.Present invention achieves when car speed exceedes the speed limit pre-set, sound and light alarm module sends alerting signal, and accelerator pedal sensor output voltage maintains vehicle idling output voltage simultaneously, thus effectively reduction actual vehicle speed reaches speed limit object, safe and reliable, ensure that vehicle driving safety.
The above; only embodiments of the invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent method change, all still belong in the protection domain of technical solution of the present invention.
Claims (2)
1. an overrunning governor for automobile, is characterized in that, comprising:
Signal level modular converter (1), carries out level conversion in order to the near sinusoidal ripple signal exported by vehicle speed sensor, is converted to digital polse;
Signal shaping module (2), in order to carry out shaping to the output signal of signal level modular converter (1), is shaped as the level signal being convenient to treater process;
Controller module (3), in order to carry out speed calculating to the output signal of signal shaping module (2), compares the speed arranged and actual speed and provides Output rusults;
Button arranges module (4), in order to be arranged the start and stop of speed-limit device by button and to carry out the setting of restriction speed;
Idling voltage maintains module (5), drags down accelerator pedal sensor output voltage, carry out reduction of speed process to vehicle in order to hypervelocity;
Sound and light alarm module (6), in order to the alarm that exceeds the speed limit;
Display module (7), for showing actual vehicle speed;
Described signal level modular converter (1), signal shaping module (2) are connected successively with controller module (3), described button arranges module (4) and is connected with controller module (3), and described idling voltage maintenance module (5), sound and light alarm module (6), display module (7) are connected with controller module (3) respectively.
2. a kind of overrunning governor for automobile according to claim 1, it is characterized in that, described signal level modular converter (1) is by resistance R7, resistance R8, resistance R9, resistance R10, zener diode D4, amplifier A1 is formed, resistance R10 mono-termination vehicle speed sensor signal U1, the negative electrode of one termination zener diode D4, the plus earth of zener diode D4, the in-phase end of the one termination amplifier A1 of resistance R9, the negative electrode of another termination zener diode of R9, one end ground connection of resistance R8, the end of oppisite phase of another termination amplifier A1 of resistance R8, the output U2 of the one termination amplifier A1 of resistance R7, the end of oppisite phase of another termination amplifier A1 of resistance R7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335717.6A CN104890516A (en) | 2015-06-17 | 2015-06-17 | Automobile speed limiting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510335717.6A CN104890516A (en) | 2015-06-17 | 2015-06-17 | Automobile speed limiting device |
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| CN104890516A true CN104890516A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510335717.6A Pending CN104890516A (en) | 2015-06-17 | 2015-06-17 | Automobile speed limiting device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109305040A (en) * | 2017-07-27 | 2019-02-05 | 郑州宇通客车股份有限公司 | A kind of vehicle equipped with speed limit setting system |
| CN109664762A (en) * | 2017-10-17 | 2019-04-23 | 郑州宇通客车股份有限公司 | A kind of vehicle speed-limiting control system and control method |
| WO2021151266A1 (en) * | 2020-02-01 | 2021-08-05 | 马润泽 | Automobile speed-limiting configuration apparatus and speed-limiting mechanism |
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| US5510765A (en) * | 1993-01-07 | 1996-04-23 | Ford Motor Company | Motor vehicle security sensor system |
| CN2754170Y (en) * | 2004-11-01 | 2006-01-25 | 陈相清 | Automobile automatic overspeed limiting device |
| CN201881971U (en) * | 2010-11-04 | 2011-06-29 | 浙江吉利汽车研究院有限公司 | Automobile speed limiting alarm device based on CAN (controller area network) transmission |
| CN202250424U (en) * | 2011-09-09 | 2012-05-30 | 安徽星马汽车股份有限公司 | Protective circuit used during wrong gear shifting before engineering machinery operation of heavy truck chassis |
| CN203567562U (en) * | 2013-11-19 | 2014-04-30 | 廖其锋 | Automobile speed limiting system |
| CN104632425A (en) * | 2013-11-12 | 2015-05-20 | 陕西国力信息技术有限公司 | Electronic throttle valve control system based on A-MT system |
| CN204712880U (en) * | 2015-06-17 | 2015-10-21 | 安庆师范学院 | A kind of overrunning governor for automobile |
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2015
- 2015-06-17 CN CN201510335717.6A patent/CN104890516A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5510765A (en) * | 1993-01-07 | 1996-04-23 | Ford Motor Company | Motor vehicle security sensor system |
| CN2754170Y (en) * | 2004-11-01 | 2006-01-25 | 陈相清 | Automobile automatic overspeed limiting device |
| CN201881971U (en) * | 2010-11-04 | 2011-06-29 | 浙江吉利汽车研究院有限公司 | Automobile speed limiting alarm device based on CAN (controller area network) transmission |
| CN202250424U (en) * | 2011-09-09 | 2012-05-30 | 安徽星马汽车股份有限公司 | Protective circuit used during wrong gear shifting before engineering machinery operation of heavy truck chassis |
| CN104632425A (en) * | 2013-11-12 | 2015-05-20 | 陕西国力信息技术有限公司 | Electronic throttle valve control system based on A-MT system |
| CN203567562U (en) * | 2013-11-19 | 2014-04-30 | 廖其锋 | Automobile speed limiting system |
| CN204712880U (en) * | 2015-06-17 | 2015-10-21 | 安庆师范学院 | A kind of overrunning governor for automobile |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109305040A (en) * | 2017-07-27 | 2019-02-05 | 郑州宇通客车股份有限公司 | A kind of vehicle equipped with speed limit setting system |
| CN109664762A (en) * | 2017-10-17 | 2019-04-23 | 郑州宇通客车股份有限公司 | A kind of vehicle speed-limiting control system and control method |
| WO2021151266A1 (en) * | 2020-02-01 | 2021-08-05 | 马润泽 | Automobile speed-limiting configuration apparatus and speed-limiting mechanism |
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Application publication date: 20150909 |