CN201405741Y - Intelligent speed limit system for cars - Google Patents

Intelligent speed limit system for cars Download PDF

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Publication number
CN201405741Y
CN201405741Y CN2009200559960U CN200920055996U CN201405741Y CN 201405741 Y CN201405741 Y CN 201405741Y CN 2009200559960 U CN2009200559960 U CN 2009200559960U CN 200920055996 U CN200920055996 U CN 200920055996U CN 201405741 Y CN201405741 Y CN 201405741Y
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CN
China
Prior art keywords
speed
speed limit
vehicle
limit
processor unit
Prior art date
Application number
CN2009200559960U
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Chinese (zh)
Inventor
李山峰
刘建勋
全清豪
Original Assignee
李山峰
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Application filed by 李山峰 filed Critical 李山峰
Priority to CN2009200559960U priority Critical patent/CN201405741Y/en
Application granted granted Critical
Publication of CN201405741Y publication Critical patent/CN201405741Y/en

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Abstract

The utility model relates to the technical field of speed limit systems, in particular to an intelligent speed limit system for cars, which comprises a speed limit emitting device arranged at the start end of a road section and a speed control device installed on a car, wherein the speed limit emitting device includes a speed limit single chip and a wireless emitter for emitting speed limit signals; the speed control device includes a wireless receiver for receiving speed limit signals, a processor unit, a display for displaying limit value, a peed measuring device for measuring the current speed of the car, a buzzer for warning, a speed limit device for limiting the running speed of the car; the speed limit emitting device is in wireless connection with the speed control device through the wireless emitter and the wireless receiver. The intelligent speed limit system for cars leads a car to reduce to a safe speed safely and moderately, leads a driver to subjectively dare not to overspeed and objectively unable to overspeed, and accordingly causes intelligent speed limit safely and effectively to the car in time.

Description

The automobile intelligent speed limiting system

Technical field:

The utility model relates to the speed limiting system technical field, relates in particular to a kind of automobile intelligent speed limiting system.

Background technology:

According to China's statistics of traffic accidents data over the years, with respect to the other accident reason, the illegal death by accident number that causes of driving over the speed limit ranks among the best always, and proportion is also very big.The laws of China Don't Exceed Speed Limit travels for this reason, public safety traffic management department constantly strengthens the road surface law enforcement dynamics, the increasing police strength drops into, strengthen the application of science and technology equipment, yet, because the flowing power of vehicle ' is strong, factors such as the hypervelocity difficulty is big, police strength is limited are investigated and prosecuted in law enforcement, causes the executive cost height, effect is also bad.Wherein, the major cause that causes chaufeur hypervelocity be chaufeur when driving, attention mainly concentrates in the judgement to road conditions, road speed is mainly judged with the driving experience by feel, be limited to driver's physiologic factor, cause to be not intended to hypervelocity, the existence of some driver's antagonistic psychology and idea of leaving things to chance in addition, and have a mind to exceed the speed limit.

At present, still do not have on the automobile and a kind ofly can make that chaufeur is subjective dare not to exceed the speed limit, the objectively installation of the intelligent speed limiting system that can not exceed the speed limit, so along with the fast development of China's road construction, category of highways improve constantly the more and more serious trend of driving over the speed limit; And the speed limit in existing traffic control highway section can not change along with the variation of conditions such as road conditions, environment, and the speed limit in most of highway sections is in case set; in the rainy day, the greasy weather is under the vicissitudinous situation of road conditions; still immutable, the driver is played the misleading effect, there is very big potential collision hazard.

The utility model content:

The purpose of this utility model is exactly to provide a kind of automobile intelligent speed limiting system at the deficiency of prior art existence, it can be according to the restricting signal that receives, the speed limit that shows the speed limit highway section reminds the driver to note controlling the speed of a motor vehicle, and can carry out in time intelligent safely and effectively speed limit.

To achieve these goals, the technical solution adopted in the utility model is:

It comprises speed limit feedway that is arranged on top, speed limit highway section and the speed control unit that is installed on the automobile; Described speed limit feedway comprises the speed limit micro controller system that is used to export speed limit, the wireless launcher that is used to launch restricting signal, and the mouth of speed limit micro controller system is connected with the input end of wireless launcher; Described speed control unit comprises the wireless receiver that is used to receive restricting signal, processor unit, be used to show the telltale of speed limit, be used to measure the vehicle speed measurement device of current car speed, the buzzer phone that is used for alarm, the speed limiting device that is used for the restricting vehicle moving velocity, the mouth of wireless receiver is connected with the restricting signal input end of processor unit, the input end of telltale is connected with the shows signal mouth of processor unit, the mouth of vehicle speed measurement device is connected with the current vehicle speed signal input part of processor unit, the input end of buzzer phone is connected with the alarm signal output ends of processor unit, and the input end of speed limiting device is connected with the restricting signal mouth of processor unit; Described speed limit feedway and speed control unit carry out wireless connections by wireless launcher and wireless receiver.

Described speed limiting device comprises vehicle-mounted computer, speed limit executive device, and the input end of vehicle-mounted computer is connected with the restricting signal mouth of processor unit, and the mouth of vehicle-mounted computer is connected with the input end of speed limit executive device.

Described speed limit executive device by magnet coil, be used to start brake system push rod, pull back spring, can be formed by the movable plate that magnet coil adsorbs, magnet coil is connected with the mouth of vehicle-mounted computer, movable plate places a side of magnet coil, is provided with the space between movable plate and the magnet coil; One end of push rod is connected with the brake system of automobile, and the other end forms projection; One end of pull back spring is connected with movable plate, and the other end is connected with the projection of push rod.

Described speed limiting device is the limit oil sensor that is used for the restricting vehicle moving velocity.

Described wireless launcher is an infrared transmitter.

Described wireless receiver is an infrared remote receiver.

Described vehicle speed measurement device is a car speed sensor.

The processor unit of described speed control unit is a micro controller system, and its model is 89C52.

The utility model beneficial effect is:

The speed control unit that the utility model is installed on the automobile can receive the restricting signal that wireless launcher is launched in the speed limit feedway by wireless receiver, the speed limit that shows the speed limit highway section by telltale, and the processor unit by speed control unit compares the speed and the speed limit of current automobile, judge whether hypervelocity, when overspeed of vehicle, then by the moving velocity of processor unit control rate restraint device restricting vehicle, make automotive safety reduce to the safe speed of a motor vehicle gentlely, the realization driver dare not be exceeded the speed limit subjective, the purpose that can not exceed the speed limit objectively, thus automobile is carried out in time intelligent safely and effectively speed limit.

Description of drawings:

Fig. 1 is the block diagram of the utility model embodiment one;

Fig. 2 is the structural representation of the utility model embodiment one speed limit executive device;

Fig. 3 is the block diagram of the utility model embodiment two.

The specific embodiment:

Below in conjunction with accompanying drawing the utility model is further described, please refer to Fig. 1,2, be embodiment one of the present utility model, it comprises speed limit feedway 1 that is arranged on top, speed limit highway section and the speed control unit 2 that is installed on the automobile; Described speed limit feedway 1 comprises the speed limit micro controller system 11 that is used to export speed limit, the wireless launcher 12 that is used to launch restricting signal, the mouth of speed limit micro controller system 11 is connected with the input end of wireless launcher 12, and speed limit micro controller system 11 is exported to wireless launcher 12 with predefined speed limit; Described speed control unit 2 comprises the wireless receiver 21 that is used to receive restricting signal, processor unit 22, be used to show the telltale 23 of speed limit, be used to measure the vehicle speed measurement device 24 of current car speed, the buzzer phone 25 that is used for alarm, the speed limiting device 26 that is used for the restricting vehicle moving velocity, the mouth of wireless receiver 21 is connected with the restricting signal input end of processor unit 22, the input end of telltale 23 is connected with the shows signal mouth of processor unit 22, the mouth of vehicle speed measurement device 24 is connected with the current vehicle speed signal input part of processor unit 22, the input end of buzzer phone 25 is connected with the alarm signal output ends of processor unit 22, and the input end of speed limiting device 26 is connected with the restricting signal mouth of processor unit 22; Described speed limit feedway 1 and speed control unit 2 carry out wireless connections by wireless launcher 12 and wireless receiver 21.

The speed limiting device 26 of present embodiment comprises vehicle-mounted computer 27, speed limit executive device 28, and the input end of vehicle-mounted computer 27 is connected with the restricting signal mouth of processor unit 22, and the mouth of vehicle-mounted computer 27 is connected with the input end of speed limit executive device 28; Wherein, described speed limit executive device 28 by magnet coil 281, be used to start brake system 287 push rod 282, pull back spring 283, can be formed by the movable plate 284 that magnet coil 281 adsorbs, magnet coil 281 is connected with the mouth of vehicle-mounted computer 27, movable plate 284 places a side of magnet coil 281, is provided with the space between movable plate 284 and the magnet coil 281; One end of push rod 282 is connected with the brake system 287 of automobile, and the other end forms projection 285; One end of pull back spring 283 is connected with movable plate 284, and the other end is connected with the projection 285 of push rod 282.The principle of work of speed limit executive device 28 is, when vehicle-mounted computer 27 output control signals make magnet coil 281 energisings, magnet coil 281 can adsorb movable plate 284, and, start brake system 287, thereby force to reduce the moving velocity of automobile by pull back spring 283 drive push rods 282, when magnet coil 281 outages, magnet coil 281 can be decontroled movable plate 284, and pull back spring 283, push rod 282 are restored, and cancels the mechanical intervention to brake system 287; Wherein, in order to increase the control of 281 pairs of push rods 282 of magnet coil, the both sides up and down of push rod 282 are equipped with magnet coil 281, movable plate 284 and pull back spring 283; Described push rod 282 is provided with play motion hole 286, makes that push rod 282 can not drive stretcher 288 and move when push rod 282 starts brake system 287.The driver can be slowed down normally by stretcher 288.

The wireless launcher 12 of present embodiment is an infrared transmitter, and wireless receiver 21 is an infrared remote receiver, because the infrared radio transmission manner, the distance of its transmission is short, is 8~10m, and control easily is less to other car influence of travelling on same highway section.

The vehicle speed measurement device 24 of present embodiment is a car speed sensor, is used for the current moving velocity of measured automobiles, and current vehicle speed is converted into electric signal sends processor unit 22 to.

The processor unit 22 of present embodiment speed control unit 2 is a micro controller system, and its model is 89C52, and it has, and price is low, strong security, characteristics low in energy consumption, easy to use.

When the utility model is applied in the traffic overspeed control section, it is divided into prompting speed limit highway section successively with the speed limit highway section, force the speed limit highway section and remove the speed limit highway section, described prompting speed limit highway section, force the top in speed limit highway section and releasing speed limit highway section to be equipped with speed limit feedway 1, when automobile begins to enter prompting speed limit highway section, the wireless receiver 21 that is installed in the speed control unit 2 on the automobile can receive the restricting signal that wireless launcher 12 is launched in the speed limit feedway 1 of pointing out top, speed limit highway section, and send the processor unit 22 of speed control unit 2 to, processor unit 22 can be according to the restricting signal that receives, driving display 23 shows the speed limit in speed limit highway section, note the speed limit in this speed limit highway section with the prompting driver, simultaneously, processor unit 22 can compare the current vehicle speed of vehicle speed measurement device 24 inputs and the speed limit in this speed limit highway section, judge whether automobile exceeds the speed limit, if overspeed of vehicle, then processor unit 22 can drive buzzer phone 25 and send the sound of warning, controls the speed of a motor vehicle to remind the driver; Roll prompting speed limit highway section away from automobile, begin to enter when forcing the speed limit highway section, the wireless receiver 21 that is installed in the speed control unit 2 on the automobile can receive the restricting signal that wireless launcher 12 is launched in the speed limit feedway 1 of forcing top, speed limit highway section, if the current vehicle speed of automobile still surpasses the speed limit in this speed limit highway section, then restricting signal is exported to vehicle-mounted computer 27 by processor unit 22, make magnet coil 281 energisings by vehicle-mounted computer 27 output control signals, start the brake system 287 of automobile, force to reduce the moving velocity of automobile to speed limit, make automotive safety reduce to the safe speed of a motor vehicle gentlely, the realization driver dare not be exceeded the speed limit subjective, the purpose that can not exceed the speed limit objectively, thus automobile is carried out in time intelligent safely and effectively speed limit; Roll pressure speed limit highway section away from automobile, begin to enter when removing the speed limit highway section, the wireless receiver 21 that is installed in the speed control unit 2 on the automobile can receive the releasing restricting signal that wireless launcher 12 is launched in the speed limit feedway 1 of removing top, speed limit highway section, to remove restricting signal by processor unit 22 and export to vehicle-mounted computer 27, make magnet coil 281 outages by vehicle-mounted computer 27 output control signals, cancel mechanical intervention, remove the speed limit of the utility model automobile to brake system 287.

Please refer to Fig. 3, be embodiment two of the present utility model, the difference of itself and embodiment one is, its speed limiting device 26 is for being used for the limit oil sensor 29 of restricting vehicle moving velocity, it is applicable to not the speed limit with the automobile of vehicle-mounted computer 27, when not with the overspeed of vehicle of vehicle-mounted computer 27, the processor unit 22 of the speed control unit 2 of present embodiment can be by the output control signal, and control limit oil sensor 29 is realized the pressure speed limit of automobile.Certainly, other structure of present embodiment and principle of work are all identical with embodiment one, therefore repeat no more here.

The above only is preferred embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.

Claims (8)

1, a kind of automobile intelligent speed limiting system is characterized in that: it comprises the speed limit feedway (1) that is arranged on top, speed limit highway section and is installed in speed control unit (2) on the automobile;
Described speed limit feedway (1) comprises the speed limit micro controller system (11) that is used to export speed limit, the wireless launcher (12) that is used to launch restricting signal, and the mouth of speed limit micro controller system (11) is connected with the input end of wireless launcher (12);
Described speed control unit (2) comprises the wireless receiver (21) that is used to receive restricting signal, processor unit (22), be used to show the telltale (23) of speed limit, be used to measure the vehicle speed measurement device (24) of current car speed, the buzzer phone (25) that is used for alarm, the speed limiting device (26) that is used for the restricting vehicle moving velocity, the mouth of wireless receiver (21) is connected with the restricting signal input end of processor unit (22), the input end of telltale (23) is connected with the shows signal mouth of processor unit (22), the mouth of vehicle speed measurement device (24) is connected with the current vehicle speed signal input part of processor unit (22), the input end of buzzer phone (25) is connected with the alarm signal output ends of processor unit (22), and the input end of speed limiting device (26) is connected with the restricting signal mouth of processor unit (22);
Described speed limit feedway (1) and speed control unit (2) carry out wireless connections by wireless launcher (12) and wireless receiver (21).
2, automobile intelligent speed limiting system according to claim 1, it is characterized in that: described speed limiting device (26) comprises vehicle-mounted computer (27), speed limit executive device (28), the input end of vehicle-mounted computer (27) is connected with the restricting signal mouth of processor unit (22), and the mouth of vehicle-mounted computer (27) is connected with the input end of speed limit executive device (28).
3, automobile intelligent speed limiting system according to claim 2, it is characterized in that: described speed limit executive device (28) by magnet coil (281), the push rod (282) that is used to start brake system (287), pull back spring (283), can be formed by the movable plate (284) of magnet coil (281) absorption, magnet coil (281) is connected with the mouth of vehicle-mounted computer (27), movable plate (284) places a side of magnet coil (281), is provided with the space between movable plate (284) and the magnet coil (281); One end of push rod (282) is connected with the brake system (287) of automobile, and the other end forms projection (285); One end of pull back spring (283) is connected with movable plate (284), and the other end is connected with the projection (285) of push rod (282).
4, automobile intelligent speed limiting system according to claim 1 is characterized in that: described speed limiting device (26) is for being used for the limit oil sensor (29) of restricting vehicle moving velocity.
5, automobile intelligent speed limiting system according to claim 1 is characterized in that: described wireless launcher (12) is an infrared transmitter.
6, automobile intelligent speed limiting system according to claim 1 is characterized in that: described wireless receiver (21) is an infrared remote receiver.
7, automobile intelligent speed limiting system according to claim 1 is characterized in that: described vehicle speed measurement device (24) is a car speed sensor.
8, automobile intelligent speed limiting system according to claim 1 is characterized in that: the processor unit (22) of described speed control unit (2) is a micro controller system, and its model is 89C52.
CN2009200559960U 2009-05-05 2009-05-05 Intelligent speed limit system for cars CN201405741Y (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101863244A (en) * 2010-04-29 2010-10-20 烟台汽车工程职业学院 Automobile speed limit reminding method
CN103072483A (en) * 2013-02-04 2013-05-01 江苏科技大学 Engineering vehicle overspeed stop device and control method thereof
CN103171555A (en) * 2013-03-13 2013-06-26 浙江工业大学 System for active collision avoidance at crossroad
CN103538478A (en) * 2013-10-29 2014-01-29 苏州市职业大学 Vehicle speed limiting system
CN104276039A (en) * 2013-07-12 2015-01-14 黄汉文 Vehicle speed control system
CN105383298A (en) * 2015-11-10 2016-03-09 昆明理工大学 Embedded car overspeed alarm and speed limiting control device
CN105416171A (en) * 2015-11-30 2016-03-23 上海斐讯数据通信技术有限公司 Vehicle brake reminding system and method and alarm system
CN105460020A (en) * 2015-12-10 2016-04-06 上海斐讯数据通信技术有限公司 Overspeed management control system and method
CN106256591A (en) * 2015-06-16 2016-12-28 丰田自动车株式会社 Speed limiting system
CN106864265A (en) * 2017-03-17 2017-06-20 北京汽车研究总院有限公司 A kind of automobile speed limit method and speed limiting system
CN108638861A (en) * 2018-06-30 2018-10-12 如皋市招财牛车业有限公司 Electric vehicle road speed limit control system

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101863244A (en) * 2010-04-29 2010-10-20 烟台汽车工程职业学院 Automobile speed limit reminding method
CN103072483B (en) * 2013-02-04 2016-01-20 江苏科技大学 Engineering truck hypervelocity prevents device and control method thereof
CN103072483A (en) * 2013-02-04 2013-05-01 江苏科技大学 Engineering vehicle overspeed stop device and control method thereof
CN103171555A (en) * 2013-03-13 2013-06-26 浙江工业大学 System for active collision avoidance at crossroad
CN103171555B (en) * 2013-03-13 2015-10-07 浙江工业大学 System for active collision avoidance at crossroad
CN104276039A (en) * 2013-07-12 2015-01-14 黄汉文 Vehicle speed control system
CN103538478A (en) * 2013-10-29 2014-01-29 苏州市职业大学 Vehicle speed limiting system
CN106256591A (en) * 2015-06-16 2016-12-28 丰田自动车株式会社 Speed limiting system
CN106256591B (en) * 2015-06-16 2018-10-02 丰田自动车株式会社 Speed limiting system
CN105383298A (en) * 2015-11-10 2016-03-09 昆明理工大学 Embedded car overspeed alarm and speed limiting control device
CN105383298B (en) * 2015-11-10 2018-05-25 昆明理工大学 One kind is based on Embedded vehicle overspeed alarming and speed-limiting control device
CN105416171A (en) * 2015-11-30 2016-03-23 上海斐讯数据通信技术有限公司 Vehicle brake reminding system and method and alarm system
CN105460020A (en) * 2015-12-10 2016-04-06 上海斐讯数据通信技术有限公司 Overspeed management control system and method
CN106864265A (en) * 2017-03-17 2017-06-20 北京汽车研究总院有限公司 A kind of automobile speed limit method and speed limiting system
CN108638861A (en) * 2018-06-30 2018-10-12 如皋市招财牛车业有限公司 Electric vehicle road speed limit control system

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100217

Termination date: 20120505