CN102556067A - Vehicle speed-limiting control system - Google Patents
Vehicle speed-limiting control system Download PDFInfo
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- CN102556067A CN102556067A CN2011104561923A CN201110456192A CN102556067A CN 102556067 A CN102556067 A CN 102556067A CN 2011104561923 A CN2011104561923 A CN 2011104561923A CN 201110456192 A CN201110456192 A CN 201110456192A CN 102556067 A CN102556067 A CN 102556067A
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Abstract
The invention relates to a vehicle speed-limiting control system which comprises a GPS (global positioning system) module used for receiving satellite information and calculating information of a current position, a memory used for saving speed-limiting data, a controller used for acquiring the speed-limiting data according to the current position, a detector for detecting a current speed, a comparer used for comparing the speed-limiting data with the current speed, and a speed-limiting device used for limiting the speed according to the result of the comparer, wherein the GPS module, the controller, the comparer and the speed-limiting device are connected in sequence; the memory is connected with the controller; and the detector is connected with the comparer. According to the vehicle speed-limiting control system, the speed of the vehicle can be limited according to different road sections.
Description
Technical field
The present invention relates to vehicle control technology field, particularly relate to a kind of limiting vehicle speed control system.
Background technology
No matter be road or the intercity road in the city, all limiting vehicle speed can be arranged under the normal circumstances, but the speed limit in each highway section be different; The driver can not remember the speed limit speed in all highway sections, so existing traffic speed-limiting messages on the way all is to present to chaufeur through direction board; When chaufeur is absent minded; Be easy to miss these indications, thereby cause overspeed violation, even cause serious traffic accident.
If the direction board in roadside has been broken, perhaps be difficult in sight, and in same highway section; According to different road conditions (for example dense fog, sleety weather or road building etc.); Speed limit also can change, and in these cases, the direction board problem that do not change still exists.Even the user goes in the highway section of being familiar with, can know the speed limit in each highway section, but owing to will note current vehicle speed, and constantly compare with speed limit, thereby constantly to adjust, operation is trouble still.
Summary of the invention
Technical matters to be solved by this invention provides a kind of limiting vehicle speed control system, can carry out speed limit to vehicle according to different highway sections.
The technical solution adopted for the present invention to solve the technical problems is: a kind of limiting vehicle speed control system is provided, comprises: the GPS module that is used to receive satellites information and calculate current location information, be used to store the speed limit memory of data, be used for according to current location obtain the speed limit data controller, be used to detect current vehicle speed detector, be used for the comparator that the speed limit data are compared with current vehicle speed, the speed-limit device that is used for carrying out speed limit according to the result of comparator; Said GPS module, controller, comparator link to each other with speed-limit device successively, and said memory device links to each other with controller, said detector links to each other with comparator.
Said comparator also links to each other with the suggestion device that is used to send information.
Said suggestion device is sound play device or read out instrument.
Said speed-limit device is autobrake system and/or power control system.
Said detector is a car speed sensor.
Said car speed sensor is magneto-electric car speed sensor, Hall-type car speed sensor, or the photo-electric car speed sensor.Beneficial effect
Owing to adopted above-mentioned technical scheme, the present invention compared with prior art has following advantage and good effect: the present invention obtains the vehicle current position information through the GPS module; According to the speed limit data of storing in advance in the current call by location memory device; And these data and current vehicle speed are compared, when current vehicle speed and speed limit data near the time, can be through suggestion device prompting user; When current vehicle speed surpasses the speed limit data; Can carry out speed limit to vehicle through speed-limit device, the present invention realizes according to different highway sections vehicle being carried out speed limit through the GPS module, and can carry out different promptings to the user according to current vehicle speed.
Description of drawings
Fig. 1 is the structural representation of first embodiment of the present invention;
Fig. 2 is the structural representation of second embodiment of the present invention.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
First embodiment of the present invention relates to a kind of limiting vehicle speed control system, and is as shown in Figure 1, comprising: GPS module, memory device, controller, detector, comparator and speed-limit device.Said GPS module, controller, comparator link to each other with speed-limit device successively, and said memory device links to each other with controller, said detector links to each other with comparator.
The GPS module is used to receive satellites information and calculates current location information.
Memory device is used to store the speed limit data.
Controller is used for obtaining the speed limit data according to current location.
Detector is used to detect current vehicle speed.
Comparator is used for the speed limit data are compared with current vehicle speed.
Speed-limit device is used for carrying out speed limit according to the result of comparator.
Said detector can be a car speed sensor; For example; Can be that output signal is the magneto-electric car speed sensor of magneto-electric AC signal; Also can be that output signal is the Hall-type car speed sensor of Hall-type digital signal, or output signal be the photo-electric car speed sensor of photo-electric digital signal etc.
Said comparator comprises input end and mouth, said input end connection detector with shown in controller, receive GES to obtain the speed limit data in current vehicle speed value and current highway section; Said mouth connects said speed-limit device, and the output control signal is so that said speed-limit device carries out speed limit to vehicle when said current vehicle speed value meets or exceeds the speed limit data.
Said speed-limit device can be an autobrake system, also can be power control system, can also be the dynamic again control system of existing autobrake system.Wherein, thus autobrake system can come vehicle is carried out speed limit through promoting the effect that brake facing contact axletree play brake.Power control system can be come the output of restricted power through reducing modes such as fuel charge, not oil spout, change speed gear box kickdown, thereby vehicle is carried out speed limit.
The working process of this embodiment is following:
On vehicle ' to the new highway section, this moment, the GPS module calculated current location according to the satellites information that receives, and gave controller with this location transmission; After controller receives this position; From memory device, call the pairing speed limit data of current location, and give comparator with this speed limit data transmission, comparator receives these speed limit data; And from the current speed of a motor vehicle of detector acquisition; Speed limit data and current vehicle speed are compared, and when current vehicle speed met or exceeded the speed limit data, the output control signal made speed-limit device carry out speed limit to vehicle.Wherein, the speed limit data also can adopt the mode of cloud computing, obtain from background server through 3G network.
Wherein, be installed in driving axle housing or the speed change shell, current vehicle speed is detected, to comparator output GES as the car speed sensor of detector.The GES of car speed sensor output is relevant with current vehicle speed, and for example, the amplitude (peak is to peak voltage) of the signal of reluctance type car speed sensor output is directly proportional (speed of a motor vehicle) with the rotating speed of magnetic group wheel, and the frequency size of signal finds expression in the rotating speed size of magnetic group wheel; The pulse number of the signal of Hall-type car speed sensor or the output of photo-electric car speed sensor will increase and increase along with the speed of a motor vehicle.Comparator is connected with car speed sensor; Receive the GES that car speed sensor sends, promptly relevant with current vehicle speed signal obtains the current vehicle speed value; During more than or equal to the speed limit data, control autobrake system and/or power control system are carried out speed limit in said current vehicle speed value.
Second embodiment of the present invention relates to a kind of limiting vehicle speed control system equally; This embodiment is roughly the same with first embodiment; Its difference is, and is as shown in Figure 2, also comprises the suggestion device that is used to send information that links to each other with comparator in this embodiment.
Said suggestion device can be for example to be the sound play device of buzzer phone or loud speaker, playing alert tones or voice or music; Also can be for example to be the read out instrument of read-out or warning light; Certainly, suggestion device can also comprise sound play device and read out instrument simultaneously.
Sound play device is connected with the mouth of comparator, and said sound play device can be a buzzer phone, and said aud. snl. can be prompt tone signal, for example impulse singla.When said current vehicle speed value less than but during near the speed limit data, said comparing unit produces control signal, then said output unit produces impulse singla, makes buzzer phone sound (being prompting message); When said current vehicle speed value met or exceeded the speed limit data, said comparing unit produced control signal, and the control speed-limit device carries out speed limit to vehicle.
Sound play device also can be a loud speaker, and said aud. snl. can be a voice signal, and voice signal can be read based on said control signal and compensating signal by said output unit and be stored in cooresponding voice document in the speech data memory in advance and produce.When said current vehicle speed value less than but during near the speed limit data; Said comparing unit produces control signal; Then said output unit reads in the speech data memory relevant voice file and produces voice signal, makes loudspeaker plays voice (being prompting message), reminds the chaufeur current vehicle speed; When said current vehicle speed value met or exceeded the speed limit data, said comparing unit produced control signal, and the control speed-limit device carries out speed limit to vehicle.
Read out instrument can comprise at least one warning light, for example LED.When said current vehicle speed value less than but during near the speed limit data, said comparing unit produces control signal, then said output unit produces and makes the luminous shows signal of LED; When said current vehicle speed value met or exceeded the speed limit data, said comparing unit produced control signal, and the control speed-limit device carries out speed limit to vehicle.In other embodiments, also can be to improve with the speed of a motor vehicle, luminous LED number increases; Perhaps, improve with the speed of a motor vehicle, the LED of different colours is luminous.
Read out instrument also can be a read-out, and said shows signal can be read based on said control signal and compensating signal by said output unit and be stored in cooresponding icon file in the icon data memory device in advance and produce.When said current vehicle speed value less than but during near the speed limit data; Said comparing unit produces control signal; Then said output unit reads in the icon data memory device corresponding icon file and produces shows signal; Trigger read-out display reminding icon (being prompting message), remind the chaufeur current vehicle speed; When said current vehicle speed value met or exceeded the speed limit data, said comparing unit produced control signal, and the control speed-limit device carries out speed limit to vehicle.
Be not difficult to find; The present invention obtains the vehicle current position information through the GPS module, according to the speed limit data of storage in advance in the current call by location memory device, and these data and current vehicle speed is compared; When current vehicle speed and speed limit data near the time; Can when current vehicle speed surpasses the speed limit data, can carry out speed limit to vehicle through suggestion device prompting user through speed-limit device; The present invention realizes according to different highway sections vehicle being carried out speed limit through the GPS module, and can carry out different promptings to the user according to current vehicle speed.
Claims (6)
1. limiting vehicle speed control system; It is characterized in that, comprising: the GPS module that is used to receive satellites information and calculate current location information, be used to store the speed limit memory of data, be used for according to current location obtain the speed limit data controller, be used to detect current vehicle speed detector, be used for the comparator that the speed limit data are compared with current vehicle speed, the speed-limit device that is used for carrying out speed limit according to the result of comparator; Said GPS module, controller, comparator link to each other with speed-limit device successively, and said memory device links to each other with controller, said detector links to each other with comparator.
2. limiting vehicle speed control system according to claim 1 is characterized in that, said comparator also links to each other with the suggestion device that is used to send information.
3. limiting vehicle speed control system according to claim 2 is characterized in that, said suggestion device is sound play device or read out instrument.
4. limiting vehicle speed control system according to claim 1 is characterized in that, said speed-limit device is autobrake system and/or power control system.
5. limiting vehicle speed control system according to claim 1 is characterized in that, said detector is a car speed sensor.
6. limiting vehicle speed control system according to claim 5 is characterized in that, said car speed sensor is magneto-electric car speed sensor, Hall-type car speed sensor, or the photo-electric car speed sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104561923A CN102556067A (en) | 2011-12-30 | 2011-12-30 | Vehicle speed-limiting control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011104561923A CN102556067A (en) | 2011-12-30 | 2011-12-30 | Vehicle speed-limiting control system |
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| CN102556067A true CN102556067A (en) | 2012-07-11 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839443A (en) * | 2012-11-23 | 2014-06-04 | 鸿富锦精密工业（深圳）有限公司 | Vehicle speed control system and method |
| CN104554260A (en) * | 2013-10-10 | 2015-04-29 | 现代自动车株式会社 | Apparatus for controlling speed in speed enforcement section and method thereof |
| CN104709284A (en) * | 2015-03-04 | 2015-06-17 | 绵阳历泰机械制造有限公司 | Automobile automatic speed-limiting control system and control method |
| CN104742903A (en) * | 2015-03-13 | 2015-07-01 | 小米科技有限责任公司 | Method and device for achieving cruise at constant speed |
| CN104989540A (en) * | 2015-07-23 | 2015-10-21 | 中国重汽集团济南动力有限公司 | Vehicle speed limiting control device and control method thereof |
| CN105128673A (en) * | 2015-08-25 | 2015-12-09 | 张习梅 | Active vehicle speed limiting system |
| CN105799511A (en) * | 2016-04-25 | 2016-07-27 | 浙江合众新能源汽车有限公司 | Speed-limit alarm device and method suitable for automobile |
| CN107038883A (en) * | 2017-05-09 | 2017-08-11 | 深圳实现创新科技有限公司 | The control method for vehicle and system of intelligent transportation |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103839443A (en) * | 2012-11-23 | 2014-06-04 | 鸿富锦精密工业（深圳）有限公司 | Vehicle speed control system and method |
| CN104554260A (en) * | 2013-10-10 | 2015-04-29 | 现代自动车株式会社 | Apparatus for controlling speed in speed enforcement section and method thereof |
| CN104554260B (en) * | 2013-10-10 | 2019-02-05 | 现代自动车株式会社 | For controlling the system and device of speed in hypervelocity control section |
| CN104709284A (en) * | 2015-03-04 | 2015-06-17 | 绵阳历泰机械制造有限公司 | Automobile automatic speed-limiting control system and control method |
| CN104709284B (en) * | 2015-03-04 | 2018-04-24 | 绵阳历泰机械制造有限公司 | A kind of Car Automatic Speed Limit control system and control method |
| CN104742903A (en) * | 2015-03-13 | 2015-07-01 | 小米科技有限责任公司 | Method and device for achieving cruise at constant speed |
| CN104989540A (en) * | 2015-07-23 | 2015-10-21 | 中国重汽集团济南动力有限公司 | Vehicle speed limiting control device and control method thereof |
| CN105128673A (en) * | 2015-08-25 | 2015-12-09 | 张习梅 | Active vehicle speed limiting system |
| CN105799511A (en) * | 2016-04-25 | 2016-07-27 | 浙江合众新能源汽车有限公司 | Speed-limit alarm device and method suitable for automobile |
| CN107038883A (en) * | 2017-05-09 | 2017-08-11 | 深圳实现创新科技有限公司 | The control method for vehicle and system of intelligent transportation |
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Application publication date: 20120711 |