CN205168320U - Automobile safety precaution ware that goes based on thing networking - Google Patents
Automobile safety precaution ware that goes based on thing networking Download PDFInfo
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- CN205168320U CN205168320U CN201520947945.4U CN201520947945U CN205168320U CN 205168320 U CN205168320 U CN 205168320U CN 201520947945 U CN201520947945 U CN 201520947945U CN 205168320 U CN205168320 U CN 205168320U
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Abstract
The utility model discloses an automobile safety precaution ware that goes based on thing networking, it contains the intelligent early warning host computer, image sensor, infrared ray sensor, ultrasonic radar, speed sensor, phased array radar and warning system, image sensor contains RGB camera and IR camera, infrared ray sensor is passive infrared ray sensor, ultrasonic radar is a plurality of and locates around the car, phased array radar is used for the affirmation to the locking obstacle, the internet service ware is revised the image processing of intelligent early warning host computer, the warning system contains display device, speech device, brake equipment and remote alarm device. It is as an organic whole that this kind of automobile goes safety precaution ware knot intellectual detection system, assay, early warning, utilizes thing networking automatic correction, can greatly make things convenient for the automobile to use under the bad weather of low visibility such as hazy weather, rainy day, when the vehicle probably is close to the barrier, and warning and braking voluntarily to reach and remind the driver and guarantee safety, thereby it takes place to reduce the traffic accident.
Description
Technical field
The utility model relates to a kind of vehicle radar system, is specially a kind of ride safety of automobile precaution device based on Internet of Things.
Background technology
1. traffic accident takes place frequently
Along with automobile is day by day universal, the incidence of traffic accident is also along with increasing.Quote the statistics of People's Net's " national economy and social development statistical communique in 2014 " (calling in the following text " publication "), China 2014 whole nation in end of the year motor vehicles for civilian use recoverable amount reaches the new highest record in history, is 15,447 ten thousand, increases 12.4% at the end of than 2013.Wherein, civil car quantity increases 16.6%, reaches 8,307 ten thousand; Personal car increases 18.4%, reaches 7,590 ten thousand." publication " is pointed out, whole nation road traffic accident ten thousand car death toll is 2.22 people, ratio 2013 car death toll 2.3 people in the end of the year ten thousand have dropped 5%, but be 34292.34 people by the toll on traffic that automobile pollution data in 2014 can draw 2014, dead 31604.3 people than 2013 add 2688.04 people, and rate of rise is 8.5%; Compare dead 30222.5 people of 2012, add 4069.84 people, rate of rise is 13.46%; Compare dead 29618 people of 2011, add 4676.34 people, rate of rise is 15.78%.Visible, in the last few years, China's toll on traffic was in ascendant trend by a small margin year by year, and the continuous increase of this and China's vehicles number is closely related.
2. Radar Technology
Radar role is similar with ear with eyes, and certainly, it is no longer the masterpiece of the Nature, and meanwhile, its data carrier is radiowave.In fact, no matter be visible ray or radiowave, being same thing in itself, is all electromagnetic wave, and the speed propagated in a vacuum is all light velocity C, and difference is that their respective frequencies are different with wavelength.Its principle be the emitter of radar equipment by bundle of lines electromagnetic wave energy directive space, sky a direction, be in the electromagnetic wave that the reflections off objects that this side up is encountered; Radar aerial receives this backward wave, delivers to reception facilities and processes, and extracts some information (object to the distance of radar, range rate or radial velocity, orientation, height etc.) of this object relevant.
Measuring distance principle measures the time difference between transmitter pulse and echo pulse, because electromagnetic wave is with light velocity propagation, just can be converted into the accurate distance of radar and target accordingly.
Measurement target orientation principle is the sharp-pointed azimuth beam utilizing antenna, by measuring the elevation angle by narrow elevation beam, thus just can calculate object height according to the elevation angle and distance.
Measuring speed principle is that radar is according to the frequency Doppler effect having relative motion to produce between self and target.The target echo frequency that radar receives is different from radar transmitter frequency, and both differences are called Doppler frequency.From Doppler frequency, one of extractible main information is the range rate between radar and target.When in the same space resolution cell that target and interference noise are present in radar simultaneously, radar utilize Doppler frequency between them difference can from interference noise detection and tracking target.
Day and night is the advantage of radar all can detect remote target, and not by the stop of mist, Yun Heyu, has feature that is round-the-clock, round-the-clock, and have certain penetrating capacity.Therefore, it not only becomes military requisite electronics, and is widely used in socio-economic development (as weather forecast, resource detection, environmental monitoring etc.) and scientific research (celestial body research, atmospheric physics, ionospheric structure research etc.).Spaceborne and airborne synthetic aperture radar has become sensor very important in current remote sensing.Take ground as the accurate shape that the radar of target can detect ground.Its spatial resolution can reach several meters to tens meters, and irrelevant with distance.Radar also show good application potential in freshwater monitoring, sea ice monitoring, soil moisture investigation, forest assessment, geologic survey etc.
Utility model content
The purpose of this utility model is to provide a kind of ride safety of automobile precaution device based on Internet of Things.
For achieving the above object, the technical scheme adopted is: a kind of ride safety of automobile precaution device based on Internet of Things, comprise intelligent early-warning main frame, imageing sensor, infradred sensor, ultrasonic radar, car speed sensor, phased array radar and alarm system, described intelligent early-warning main frame has the communication module with Internet Server communication, described imageing sensor comprises RGB camera and IR camera, described infradred sensor is passive infrared line sensor, described ultrasonic radar is multiple and is located at motor vehicle environment, described phased array radar is used for the confirmation to locking obstacle, the image procossing of described Internet Server to intelligent early-warning main frame is revised, described alarm system comprises read out instrument, voice device, brake gear and remote alarming device, described remote alarming device is by note or call warning.After traffic accident occurs, intelligent early-warning main frame obtains gps data by driver mobile phone, and remote alarming device sends to alarm platform or rescue platform the alarm message comprising place.
Described intelligent early-warning main frame is computer system or intelligent mobile phone system.
The utility model is set up through the gauss hybrid models of the image pre-processing method of intelligent early-warning main frame, Hough transform lane detection, lane mark by imageing sensor, lane detection and tracking system realizes locking obstacle and early warning, recycling miniwatt phased array radar confirms the security property of locking obstacle, utilize ultrasonic radar and infradred sensor to detect motor vehicle environment and whether have obstacle, disturbance of analysis thing is to spacing and propose corresponding early warning.Even use in travelling under the inclement weather of the low visibility such as haze weather, rainy day, vehicle front, rear, left and right are near obstacle, and vehicle can be reminded automatically, remind chaufeur just to get suitable behavior reaction to reach.Thus reduce the incidence of traffic accident.Just in case have an accident, system can utilize remote alarming device to complete preset warning, such as, send note and call.
Accompanying drawing explanation
Fig. 1 is the frame structure schematic diagram of the utility model based on the ride safety of automobile precaution device of Internet of Things.
Detailed description of the invention
Introduce the utility model further below in conjunction with drawings and Examples, but the utility model is not limited only to following embodiment, can predict those skilled in the art when in conjunction with prior art, performance may produce many variations.
As the frame structure schematic diagram of Fig. 1, a kind of ride safety of automobile precaution device based on Internet of Things, comprise intelligent early-warning main frame, it also comprises imageing sensor, infradred sensor, ultrasonic radar, car speed sensor, phased array radar and alarm system, described imageing sensor comprises RGB camera and IR camera, described infradred sensor is passive infrared line sensor, described ultrasonic radar is multiple and is located at motor vehicle environment, described phased array radar is used for the confirmation to locking obstacle, the image procossing of described Internet Server to intelligent early-warning main frame is revised, described alarm system comprises read out instrument, voice device, brake gear and remote alarming device, described remote alarming device is by note or call warning.After traffic accident occurs, intelligent early-warning main frame obtains gps data by driver mobile phone, and remote alarming device sends to alarm platform or rescue platform the alarm message comprising place.Described intelligent early-warning main frame is computer system or intelligent mobile phone system.After intelligent early-warning main frame judges suspicious obstacle, by phased array radar, the direction of suspicious obstacle, distance are detected rapidly, to confirm obstacle.After obstacle being detected, analysis data and testing result are also uploaded to Internet Server by intelligent early-warning main frame, by the large data analysis of Internet Server, the detection of intelligent early-warning main frame is assessed and revised, the software treatment effect of intelligent early-warning main frame is optimized.
The antenna array of phased array radar is made up of many radiating elements and receiving element, and number of unit is relevant with the function of radar, can be individual to several ten thousand from hundreds of.These unit arrange in the plane regularly, forming array antenna.Utilize electromagnetic wave to be concerned with principle, by the phase place of computer controlled feedback toward each radiating element electric current, the direction that just can change wave beam is scanned, therefore is called electric scanning.Radiating element sends the echoed signal that receives into main frame, completes radar to the search of target, tracking and measurement.Each antenna element, except having antenna oscillator, also has the device that phase shifter etc. is necessary.Different oscillators can be fed into the electric current of different phase places by phase shifter, thus goes out the wave beam of different directions in space radiation.The number of unit of antenna is more, then the orientation that wave beam is possible in space is more.The working foundation of this radar is the controlled array antenna of phase place, and " phased array " gains the name thus.Phase control can adopt phase method, real time method, frequency method and electronics feeding switch method.One dimension arranges some radiating elements and is linear array, bidimensional arranges some radiating elements and is called planar array.Radiating element also can be arranged on curve or on curved surface. and this antenna is called conformal array antenna.Conformal array antenna can overcome the little shortcoming in linear array peace planar array scanning angle, can realize full spatial domain electricity sweep with an antenna.Common conformal array antenna has circular array, disc battle array, circular conical surface battle array, face of cylinder battle array, hemisphere face battle array etc.In sum, phased array radar is gained the name because its antenna is phase array probe.Use phased array radar can confirm the suspicious obstacle locked accurately, judged the safety of relative automobile by intelligent early-warning mainframe host computer.
Described RGB camera and IR camera are placed on automotive front end, and are fixedly installed togather.Image semantic classification comprises coloured image gray processing, then takes Otsu threshold to carry out binary segmentation to gray-scale map.Bianry image after segmentation comprises a large amount of interfere informations, large interfering signal and little noise spot is eliminated by connected component labeling.Then the profile information of lane mark is extracted, follow-up Hough transform is facilitated to ask for lane mark, finally the lane mark of trying to achieve is mated with mixed Gauss model, extract vehicle course again, with in course can obstacle, utilize phased array radar to confirm the safety of obstacle according to the direction of suspicious obstacle with record again, finally utilize the read out instrument of alarm system, voice device, brake gear and remote alarming device.Read out instrument can be middle control display, LED alarm lamp, HUD prompting etc., voice device comprises voice message and buzzer alert, brake gear can be subject to intelligent early-warning host computer control, to take the initiative brake measure at alarm transformation point, just in case have an accident, remote alarming device connects driver's mobile phone by bluetooth, utilizes mobile phone to complete the built-in alarming short message of program or call and requires assistance.
Claims (2)
1. the ride safety of automobile precaution device based on Internet of Things, it is characterized in that: it comprises intelligent early-warning main frame, imageing sensor, infradred sensor, ultrasonic radar, car speed sensor, phased array radar and alarm system, described intelligent early-warning main frame has the communication module with Internet Server communication, described imageing sensor comprises RGB camera and IR camera, described infradred sensor is passive infrared line sensor, described ultrasonic radar is multiple and is located at motor vehicle environment, described phased array radar is used for the confirmation to locking obstacle, the image procossing of described Internet Server to intelligent early-warning main frame is revised, described alarm system comprises read out instrument, voice device, brake gear and remote alarming device, described remote alarming device is by note or call warning.
2. the ride safety of automobile precaution device based on Internet of Things according to claim 1, is characterized in that: described intelligent early-warning main frame is computer system or intelligent mobile phone system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520947945.4U CN205168320U (en) | 2015-11-24 | 2015-11-24 | Automobile safety precaution ware that goes based on thing networking |
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| CN201520947945.4U CN205168320U (en) | 2015-11-24 | 2015-11-24 | Automobile safety precaution ware that goes based on thing networking |
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| CN205168320U true CN205168320U (en) | 2016-04-20 |
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| CN201520947945.4U Expired - Fee Related CN205168320U (en) | 2015-11-24 | 2015-11-24 | Automobile safety precaution ware that goes based on thing networking |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109774683A (en) * | 2019-03-18 | 2019-05-21 | 汉腾汽车有限公司 | A kind of system that vehicle safety is acted on based on cloud computing |
| CN110186466A (en) * | 2018-02-22 | 2019-08-30 | 上海博泰悦臻网络技术服务有限公司 | Vehicle-mounted navigation methods and systems, car-mounted terminal under a kind of extreme weather |
| CN114187782A (en) * | 2022-02-16 | 2022-03-15 | 陕西易合交通科技有限公司 | Vehicle operation monitoring and road operation risk early warning device based on Internet of things |
| CN115298717A (en) * | 2020-04-20 | 2022-11-04 | 株式会社小松制作所 | Obstacle reporting system for work machine and obstacle reporting method for work machine |
-
2015
- 2015-11-24 CN CN201520947945.4U patent/CN205168320U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186466A (en) * | 2018-02-22 | 2019-08-30 | 上海博泰悦臻网络技术服务有限公司 | Vehicle-mounted navigation methods and systems, car-mounted terminal under a kind of extreme weather |
| CN109774683A (en) * | 2019-03-18 | 2019-05-21 | 汉腾汽车有限公司 | A kind of system that vehicle safety is acted on based on cloud computing |
| CN115298717A (en) * | 2020-04-20 | 2022-11-04 | 株式会社小松制作所 | Obstacle reporting system for work machine and obstacle reporting method for work machine |
| CN114187782A (en) * | 2022-02-16 | 2022-03-15 | 陕西易合交通科技有限公司 | Vehicle operation monitoring and road operation risk early warning device based on Internet of things |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20161124 |