CN101716886A - Vehicle speed limit control system - Google Patents
Vehicle speed limit control system Download PDFInfo
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- CN101716886A CN101716886A CN200910251577A CN200910251577A CN101716886A CN 101716886 A CN101716886 A CN 101716886A CN 200910251577 A CN200910251577 A CN 200910251577A CN 200910251577 A CN200910251577 A CN 200910251577A CN 101716886 A CN101716886 A CN 101716886A
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- 238000005259 measurement Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 206010039203 Road traffic accident Diseases 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 1
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Abstract
The invention relates to a vehicle speed limit control system which comprises an MCU control module, a speed sensor and a speed limit identification system, wherein the speed sensor measures the running speed of a vehicle in real time and outputs real-time running speed data of the vehicle to the MCU control module; the speed limit identification system identifies speed limit related marks arranged at both sides of a road, and outputs a highest speed limit value to the MCU control module; the MCU control module receives the real-time vehicle running speed measured by the speed sensor and the highest speed limit phase output by the speed limit identification system and compares the real-time vehicle running speed with the highest speed limit phase; and if the highest speed limit phase is smaller than the real-time vehicle running speed, carrying out speed limit treatment. The speed limit identification system is utilized to acquire the value of the speed limit mark and compare the value with the real-time vehicle speed and the MCU control module is directly used for automatically controlling the vehicle speed, the vehicle can run within a speed limit range, thus the problem of overspeed running is technically solved and accidents are reduced.
Description
Technical field
The present invention relates to the control field of vehicle safety travel, particularly a kind of a kind of vehicle speed limit control system that can limit automobile driving speed according to the prompting of road both sides in the process of moving when automobile.
Background technology
Along with the raising of living standards of the people, the significantly downward modulation of each depot's vehicle price, and the people of buying car is more and more, traffic accident rate also obviously rises.According to the annual casualty statistics of traffic department, the accident occurrence cause that half is arranged all is because overspeed driving car causes, so traffic department according to the situation in each highway section, is provided with the ban of running car F-Zero, and to different road conditions, highest line is sailed also difference of speed per hour.Traffic department, punishes severely the vehicle of driving over the speed limit when finding that vehicle has the hypervelocity phenomenon by vehicle is monitored in real time.Though this way has solved the generation of some traffic accidents, because a variety of causes causes the traffic accident that can not stop fully to exceed the speed limit and cause.
At present, at the road speed limit, only set up warning sign to remind chaufeur to annotate speed limit in the road both sides and travel, do not take other technical measures to force the chaufeur speed limit to be travelled, sometimes, the chaufeur that has requires to travel not according to speed limit, may cause accident to take place.
Summary of the invention
A kind of vehicle speed limit control system that the purpose of this invention is to provide a kind of moving velocity of restricting vehicle technically fundamentally solves the chance that chaufeur causes accident to take place not according to speed limit requires to drive.
The technical solution adopted for the present invention to solve the technical problems is: a kind of vehicle speed limit control system comprises the MCU control module, speed sensor;
The real-time measured automobiles moving velocity of described speed sensor, the real time running speed data of its output automobile connects described MCU control module:
Also comprise the speed limit recognition system;
Described speed limit recognition system identification is arranged at the sign of relevant speed limit on both sides of the road, and output Maximum speed limit numerical value connects described MCU control module;
Described MCU control module receives the automobile driving speed of described speed sensor measurement in real time and the Maximum speed limit of speed limit recognition system output is compared, and handles if Maximum speed limit, then carries out speed limit less than real-time automobile driving speed.
Beneficial effect of the present invention: compare with the real-time speed of a motor vehicle owing to gather speed limitation board numerical value by the speed limit recognition system, then by the direct automatic guidance speed of a motor vehicle of MCU control module, can make running car in the scope of speed limit, solve the problem of driving over the speed limit, the generation of minimizing accident technically.
Below with reference to drawings and Examples, the present invention is carried out comparatively detailed explanation.
Description of drawings
Fig. 1 is the system works flow process figure of the embodiment of the invention.
Fig. 2 is an embodiment of the invention structured flowchart.
The specific embodiment
Embodiment 1, and as shown in Figure 2, a kind of vehicle speed limit control system comprises the MCU control module, speed sensor and speed limit recognition system;
Present embodiment medium velocity sensor is arranged on the auto body, real-time measured automobiles moving velocity, the output of speed sensor is digital signal, represent real-time automobile driving speed, speed sensor is linked on the CAN network of automobile, the data of the automobile driving speed measured in real time is sent to the MCU control module of automobile.
In the present embodiment, the speed limit recognition system is to be installed in 360 outer degree fish-eye cameras of auto body, utilize relevant software, the speed limit that is arranged on the road both sides is discerned, the Maximum speed limit data the discerned CAN network by automobile is sent to the MCU control module.For the speed limit recognition system, present embodiment provides a kind of 360 degree fish-eye cameras, obtains the speed limit sign of road both sides by camera, and the data of discerning the Maximum speed limit that this sign marks by recognition system send the MCU control module to then.The speed limit recognition system that other form also can be arranged, such as, the GPS navigation instrument on automobile is the same, by receiving the radio signal that the road administration system sends, after the demodulation, the Maximum speed limit data is sent to MCU control module etc.
Fig. 1 is the speed control system workflow diagram of using in the present embodiment, as shown in the figure, the MCU control module receives the automobile driving speed of described speed sensor measurement in real time and the Maximum speed limit of speed limit recognition system output is compared, if, then carrying out speed limit less than real-time automobile driving speed, handles Maximum speed limit.The method that the speed limit degree is handled has many, and present embodiment is worked according to the following procedure: gather the speed limit numerical value of roadside speed limit Sign Board by fish-eye camera, and this numerical value memory in control module; Simultaneously car speed sensor sends the speed of a motor vehicle to control module in real time, when numerical value greater than sign numerical value 5% the time, this moment, buzzer phone began to report to the police, buzzing is reported to the police and is continued 5S; If chaufeur still quickens, when the speed of a motor vehicle greater than sign numerical value 10% the time, this moment system by reducing engine revolution, reduce fuel charge, and reach the purpose of deceleration
In the present embodiment, fish-eye camera as the speed limit recognition system is contained in preceding grid or other position of preceding hatchcover, by the speed limit numerical value above the fish-eye camera collection speed limit Sign Board, such as Vmax=60km/h, perhaps Vmax=80km/h, when camera collection to the numerical value of 60km/h all, this value storage of 60km/h is in the MCU chip.If the numerical value on the Sign Board of following crossing changes, such as speed limit is 80km/h, the numerical value of memory last time is refreshed so, and this moment, the numerical value of 80km/h was stored in the MCU chip.What car speed sensor did not stop sends vehicle speed signal numerical value to MCU, if the real-time numerical value of car speed sensor is greater than 7% of speed limit Sign Board numerical value, when promptly the speed of a motor vehicle was 64km/h in real time, this moment, control module sent buzzerphone to buzzing, the beginning buzzing is reported to the police, and buzzing continues among the 5S.When vehicle speed signal greater than Sign Board numerical value 7% the time, chaufeur still quickens, when the speed of a motor vehicle greater than this Sign Board numerical value 10% the time, when being V＞66km/h, this moment, the control module input needed the control command of deceleration, at first reduce the revolution of driving engine, the throttle fuel charge is reduced in the back, makes the speed of a motor vehicle reduce immediately!
Present embodiment is a cover automotive safety speed limiting system that principle is simple, components and parts are few, easy to use.The main system that forms by a fish-eye camera, car speed sensor, control module etc.As long as traffic management system is provided with the speed limit Sign Board at each above the road, this system just can reduce the fuel charge of throttle, plays the effect of speed limit.
Claims (5)
1. a vehicle speed limit control system comprises the MCU control module, speed sensor;
The real-time measured automobiles moving velocity of described speed sensor, the real time running speed data of its output automobile connects described MCU control module:
It is characterized in that: also comprise the speed limit recognition system;
Described speed limit recognition system identification is arranged at the sign of relevant speed limit on both sides of the road, and output Maximum speed limit numerical value connects described MCU control module;
Described MCU control module receives the automobile driving speed of described speed sensor measurement in real time and the Maximum speed limit of speed limit recognition system output is compared, and handles if Maximum speed limit, then carries out speed limit less than real-time automobile driving speed.
2. vehicle speed limit control system according to claim 1 is characterized in that: described speed limit recognition system is to be arranged on the degree of 360 on automobile fish-eye camera.
3. vehicle speed limit control system according to claim 2 is characterized in that: described MCU control module is connected by the CAN network with 360 degree fish-eye cameras with described speed sensor.
4. vehicle speed limit control system according to claim 1 is characterized in that: comprise that also buzzer phone links to each other with described MCU control module, when the MCU control module is carried out the speed limit processing, remind chaufeur by described buzzer phone.
5. vehicle speed limit control system according to claim 1 is characterized in that: described speed limit is handled the fuel charge that comprises MCU control module control driving engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910251577A CN101716886A (en) | 2009-12-25 | 2009-12-25 | Vehicle speed limit control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910251577A CN101716886A (en) | 2009-12-25 | 2009-12-25 | Vehicle speed limit control system |
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| Publication Number | Publication Date |
|---|---|
| CN101716886A true CN101716886A (en) | 2010-06-02 |
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| CN200910251577A Pending CN101716886A (en) | 2009-12-25 | 2009-12-25 | Vehicle speed limit control system |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444481A (en) * | 2010-10-05 | 2012-05-09 | 傅黎明 | Road speed-limiting proposal |
| CN102529809A (en) * | 2012-02-24 | 2012-07-04 | 奇瑞汽车股份有限公司 | Speed-limiting device of vehicle and speed-limiting method thereof |
| CN102910072A (en) * | 2012-11-02 | 2013-02-06 | 上海电机学院 | Automobile speed-limiting driving system |
| CN103129390A (en) * | 2011-11-25 | 2013-06-05 | 北汽福田汽车股份有限公司 | Vehicle rate-limiting system and vehicle rate-limiting method |
| CN103818258A (en) * | 2014-02-26 | 2014-05-28 | 厦门金龙联合汽车工业有限公司 | Automatic vehicle speed limit control system and control method |
| CN104340065A (en) * | 2013-08-02 | 2015-02-11 | 旭达电脑（昆山）有限公司 | Automatic automobile speed limiting method and automatic automobile speed limiting equipment |
| CN104401326A (en) * | 2014-11-19 | 2015-03-11 | 安庆市南方实业有限公司 | Automobile running automatic speed limiting method and device |
| CN103183032B (en) * | 2011-12-31 | 2016-03-23 | 上海汽车集团股份有限公司 | Limiting vehicle speed safety assisting system and the safe householder method of limiting vehicle speed |
| CN107444119A (en) * | 2017-07-04 | 2017-12-08 | 上海斐讯数据通信技术有限公司 | The anti-system and method for driving over the speed limit of one kind |
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| JPS60243567A (en) * | 1984-05-18 | 1985-12-03 | Nitsutsuu Sogo Kenkyusho:Kk | Digital tachograph |
| CN1493488A (en) * | 2002-10-31 | 2004-05-05 | 光阳工业股份有限公司 | Motorcycle speed limit alarming device and method |
| CN1770218A (en) * | 2004-11-01 | 2006-05-10 | 陈相清 | Automatic speed limiter for automobile and application thereof |
| CN2830148Y (en) * | 2005-10-18 | 2006-10-25 | 杨卫 | Limit control system of automobile safety operation |
| KR20080021276A (en) * | 2006-09-04 | 2008-03-07 | 두산인프라코어 주식회사 | Apparatus for stabilizing travel of a wheel-driven construction equipment |
-
2009
- 2009-12-25 CN CN200910251577A patent/CN101716886A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60243567A (en) * | 1984-05-18 | 1985-12-03 | Nitsutsuu Sogo Kenkyusho:Kk | Digital tachograph |
| CN1493488A (en) * | 2002-10-31 | 2004-05-05 | 光阳工业股份有限公司 | Motorcycle speed limit alarming device and method |
| CN1770218A (en) * | 2004-11-01 | 2006-05-10 | 陈相清 | Automatic speed limiter for automobile and application thereof |
| CN2830148Y (en) * | 2005-10-18 | 2006-10-25 | 杨卫 | Limit control system of automobile safety operation |
| KR20080021276A (en) * | 2006-09-04 | 2008-03-07 | 두산인프라코어 주식회사 | Apparatus for stabilizing travel of a wheel-driven construction equipment |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444481A (en) * | 2010-10-05 | 2012-05-09 | 傅黎明 | Road speed-limiting proposal |
| CN103129390A (en) * | 2011-11-25 | 2013-06-05 | 北汽福田汽车股份有限公司 | Vehicle rate-limiting system and vehicle rate-limiting method |
| CN103183032B (en) * | 2011-12-31 | 2016-03-23 | 上海汽车集团股份有限公司 | Limiting vehicle speed safety assisting system and the safe householder method of limiting vehicle speed |
| CN102529809A (en) * | 2012-02-24 | 2012-07-04 | 奇瑞汽车股份有限公司 | Speed-limiting device of vehicle and speed-limiting method thereof |
| CN102910072A (en) * | 2012-11-02 | 2013-02-06 | 上海电机学院 | Automobile speed-limiting driving system |
| CN104340065A (en) * | 2013-08-02 | 2015-02-11 | 旭达电脑（昆山）有限公司 | Automatic automobile speed limiting method and automatic automobile speed limiting equipment |
| CN103818258A (en) * | 2014-02-26 | 2014-05-28 | 厦门金龙联合汽车工业有限公司 | Automatic vehicle speed limit control system and control method |
| CN104401326A (en) * | 2014-11-19 | 2015-03-11 | 安庆市南方实业有限公司 | Automobile running automatic speed limiting method and device |
| CN107444119A (en) * | 2017-07-04 | 2017-12-08 | 上海斐讯数据通信技术有限公司 | The anti-system and method for driving over the speed limit of one kind |
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