CN203535802U - Alarm device for vehicle at curve based on geomagnetic detection - Google Patents
Alarm device for vehicle at curve based on geomagnetic detection Download PDFInfo
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- CN203535802U CN203535802U CN201320580445.2U CN201320580445U CN203535802U CN 203535802 U CN203535802 U CN 203535802U CN 201320580445 U CN201320580445 U CN 201320580445U CN 203535802 U CN203535802 U CN 203535802U
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Abstract
The utility model belongs to the technical field of vehicle detection and road transportation safety, particularly relates to an alarm device for a vehicle at a curve based on geomagnetic detection, and specifically applied to occasions of vehicle alarm at a curve of the road. The device comprises a wireless geomagnetic vehicle detector, a wireless receiving device, a sound-light alarm, an information prompt screen and a solar power supply device, wherein the wireless geomagnetic vehicle detector collects the vehicle state in the vehicle incoming direction and sends information to the wireless receiving device in a wireless mode, the output end of the wireless receiving device is connected with the sound-light alarm and the information prompt screen, and the sound-light alarm is started when a vehicle comes, and information of the incoming vehicle is displayed on the information prompt screen. The wireless receiving device, the sound-light alarm and the information prompt screen are powered by the solar power supply device. The alarm device provided by the utility model is simple in structure and complete in function, does not need to be powered by an external power supply, and is low in installation and maintenance cost and high in environmental adaptability, thereby being especially suitable for incoming vehicle alarming at curves of a mountain road where severe weather such as heavy fog, rain, snow and the like frequency occur.
Description
Technical field
The utility model belongs to vehicle detection and traffic safety technical field, is specifically related to a kind of bend vehicle early warning device based on geomagnetism detecting, is specifically applied to the vehicle early warning occasion of bend on road.
Background technology
China is vast in territory, and landform is various and complicated, causes highway in China traffic system to exist the climb and fall bend place of very many bend, particularly mountain area the most dangerous, is traffic hazard district occurred frequently.How to do well bend vehicle early warning, reduces the important topic that traffic hazard incidence has also just become road safety field.
At present generally acknowledged safety early warning for track curve measure is fewer, mainly contains two classes: 1, the Collsion proof safety early warning system based on radar.2, at bend place, erect convex mirror.
Existing safety early warning for track curve measure is more single, wherein the Collsion proof safety early warning system based on radar is very good for the up vehicle early warning effect of sailing of straight line road, and it is very limited for the vehicle early warning effect at bend place, because radar is the scanning to certain linearity region, the place ahead, the distance that can scan at bend place is very short.At bend place, erect convex mirror and also can play certain early warning effect, but convex mirror can only show the very in-plant situation of sending a car equally, and point out not obviously, and the reflecting effect of convex mirror is easy to be avenged boisterous impacts the such as mist.Also have scholar to propose on vehicle, to load sensor to obtain the information of vehicles at curve ahead place, this mode can increase vehicle cost undoubtedly, and does not have so desirable sensor at present, and therefore this mode is also infeasible.
By above-mentioned analysis, the problem that bend vehicle early warning device need solve mainly contains: 1, accurately and reliably detect the opposite situation of sending a car.2, to just play early warning effect when far away at two spacings.3, early warning should be clear eye-catching, and climate impact is less.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of bend vehicle early warning device based on geomagnetism detecting, this device can accurately and reliably detect opposite send a car situation, at two spacings, just play early warning effect when far away and climate impact is less.
To achieve these goals, the technical solution of the utility model is a kind of bend vehicle early warning device based on geomagnetism detecting of design, comprises wireless geomagnetism wagon detector, radio receiver, audible-visual annunciator, information indicating screen;
Described radio receiver is connected with described wireless geomagnetism wagon detector, audible-visual annunciator, information indicating screen, described wireless geomagnetism wagon detector is installed under the carriageway surfacing of each bend direction to the car, described radio receiver, audible-visual annunciator and information indicating screen are arranged on bend trackside;
Described earth magnetism wagon detector is for detection of the vehicle of direction to the car, and will have car without the excessively wireless radio receiver that is sent to of car information exchange;
Described radio receiver receives has car without car information,
When receive for there being car information, startup audible-visual annunciator, and will have car information exchange to cross serial signal to be sent to information indicating and to shield and show;
When what receive, be without car information, will cross serial signal without car information exchange and be sent to information indicating and shield and show.
Described audible-visual annunciator has received after car information, keeps sound and light alarm 5～10s.Can play effective warning function by opposite direction to the car human pilot.
Also comprise solar power supply apparatus, described solar power supply apparatus is comprised of solar panels, charge controller and battery pack; Described solar panels, charge controller and battery pack are connected in series; The battery pack output terminal of described solar power supply apparatus is connected with radio receiver, audible-visual annunciator, information indicating screen respectively.Continued power under can realization condition.
The screen of described information display screen is LED screen.Have advantages of that power consumption is low, save electric energy.
Advantage of the present utility model and beneficial effect are: the utility model adopts weak magnetic sensor as wagon detector detection probe, the bend situation of sending a car can be detected easily and effectively, and send to receiving trap by wireless mode, receiving trap clearly carries out early warning in time according to the information of sending a car detecting, wherein wireless geomagnetism wagon detector is reliably sensitive, be not subject to the impact of extraneous weather, volume is little, and it is convenient to install and change.Early warning system early warning effect is subject to boisterously to affect very littlely, and forewarning function is significantly reliable.
Accompanying drawing explanation
Fig. 1 is device logical diagram of the present utility model;
Fig. 2 is audible-visual annunciator control circuit figure.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is further described, following examples are only for the technical solution of the utility model is more clearly described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1, the concrete technical scheme of implementing of the utility model is: a kind of bend vehicle early warning device based on geomagnetism detecting, comprises wireless geomagnetism wagon detector, radio receiver, audible-visual annunciator, information indicating screen;
Described radio receiver is connected with described wireless geomagnetism wagon detector, audible-visual annunciator, information indicating screen, described wireless geomagnetism wagon detector is installed under the carriageway surfacing of each bend direction to the car, described radio receiver, audible-visual annunciator, information indicating screen are arranged on bend trackside;
Described earth magnetism wagon detector is for detection of the vehicle of direction to the car, and will have car to be sent to described radio receiver without car information exchange is excessively wireless;
Described radio receiver receives has car without car information,
When receive for there being car information, startup audible-visual annunciator, and will have car information exchange to cross serial signal to be sent to information indicating and to shield and show;
When what receive, be without car information, will cross serial signal without car information exchange and be sent to information indicating and shield and show.
Described audible-visual annunciator has received after car information, keeps sound and light alarm 5～10s.Can play effective warning function by opposite direction to the car human pilot.
Also comprise solar power supply apparatus, described solar power supply apparatus is comprised of solar panels, charge controller and battery pack; Described solar panels, charge controller and battery pack are connected in series; The battery pack output terminal of described solar power supply apparatus is connected with radio receiver, audible-visual annunciator, information indicating screen respectively.Continued power under can realization condition.
The screen of described information display screen is LED screen.Have advantages of that power consumption is low, save electric energy.
Described wireless geomagnetism wagon detector is mainly by weak magnetic sensor, wireless transport module, and super low-power consumption processor and lithium battery form.Weak magnetic sensor adopts GMR sensor, and detection sensitivity is high.Each car all has characteristic magnetic field, when vehicle can produce disturbance to magnetic field of the earth through out-of-date its characteristic magnetic field.By GMR sensor, detect in real time the changes of magnetic field amount in certain region, and with certain threshold value comparison, thereby judge, have or not vehicle to pass through.
Compare with traditional weak magnetic sensor, the GMR sensor that wagon detector of the present utility model adopts has that degree of accuracy is high, environmental suitability strong, integrated level advantages of higher.Wagon detector, by powered battery, has adopted micro-power consumption strategies, long service life.Adopted Wireless Data Transmission mode, without cable, be connected with extraneous, can work independently, sensor bulk is less, has realized the miniaturization of wagon detector.
Between wagon detector based on weak magnetic sensor and radio receiver, by wireless mode, carry out data communication, vehicle detection module and receiving trap have adopted radio receiving transmitting module and the high performance antenna of enhancement mode, signal penetration capacity is strong, and reliable communications and communication distance are far away.
As shown in Figure 2, radio receiver is connected with audible-visual annunciator by solid-state relay, controls unlatching and the shutoff of audible-visual annunciator by controlling the break-make of solid-state relay.When send a car in bend opposite, start sound and light alarm, remind driver to note, when nothing is sent a car, do not report to the police.
It is very little that the solid-state relay that the utility model adopts has drive current, and machinery-free gets an electric shock, the advantage of long service life.
Wireless geomagnetism wagon detector three axle magnetic detection probe are measured respectively x, y, z three-axle magnetic field value, x, y, z three axle pairwise orthogonals, and wherein x, y are level side's direction, z direction of principal axis is vertical direction; Three axle magnetic detection probe are connected with magnetic detection chip, from the direct output digit signals of magnetic detection chip, magnetic detection chip is connected with single-chip microcomputer by SPI interface, single-chip microcomputer obtains three axle values of resolving through certain algorithm process after parsing three-axle magnetic field value, then this value and the threshold value setting are compared, thereby judged whether car process, last single-chip microcomputer is crossed SPI interface by this information exchange again and is sent to wireless module, by wireless module, information is sent;
Wireless geomagnetism wagon detector adopts powered battery, and for reducing power consumption, on hardware, whole modular circuit adopts micro-power consumption design, and processor is selected super low power consuming single chip processor; On software, adopt the strategies such as dormancy, I/O control and Energy Saving Algorithm;
Wireless geomagnetism wagon detector housing adopts pressure-resistant high-intensity engineering plastic materials, and shell structure has water-proof function, and between housing base and lid, O-ring seal is installed in coupling part, and with sealant sealing, this wagon detector degree of protection is IP68.
For reducing field wiring, reduce construction cost, wireless geomagnetism wagon detector adopts powered battery, radio receiver, audible-visual annunciator and information indicating screen are powered by solar power supply apparatus, between wagon detector and receiving trap, by wireless mode, carry out data transmission, communications band is 2.4Ghz.Wagon detector and receiving trap have adopted radio receiving transmitting module and the high performance antenna of enhancement mode, and signal penetration capacity is strong, reliable communications and distance.
The above is only preferential embodiment of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the bend vehicle early warning device based on geomagnetism detecting, comprises wireless geomagnetism wagon detector, radio receiver, audible-visual annunciator, information indicating screen;
It is characterized in that: described radio receiver is connected with described wireless geomagnetism wagon detector, audible-visual annunciator, information indicating screen, described wireless geomagnetism wagon detector is installed under the carriageway surfacing of each bend direction to the car, described radio receiver, audible-visual annunciator and information indicating screen are arranged on bend trackside;
Described wireless geomagnetism wagon detector is for detection of the vehicle of direction to the car, and will have car without the excessively wireless radio receiver that is sent to of car information exchange;
Described radio receiver receives has car without car information,
When receive for there being car information, startup audible-visual annunciator, and will have car information exchange to cross serial signal to be sent to information indicating and to shield and show;
When what receive, be without car information, will cross serial signal without car information exchange and be sent to information indicating and shield and show.
2. a kind of bend vehicle early warning device based on geomagnetism detecting according to claim 1, is characterized in that: described audible-visual annunciator has received after car information, keeps sound and light alarm 5～10s.
3. a kind of bend vehicle early warning device based on geomagnetism detecting according to claim 1 and 2, is characterized in that: also comprise solar power supply apparatus, described solar power supply apparatus is comprised of solar panels, charge controller and battery pack; Described solar panels, charge controller and battery pack are connected in series; The battery pack output terminal of described solar power supply apparatus is connected with radio receiver, audible-visual annunciator, information indicating screen respectively.
4. a kind of bend vehicle early warning device based on geomagnetism detecting according to claim 1 and 2, is characterized in that: the screen of described information display screen is LED screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320580445.2U CN203535802U (en) | 2013-09-17 | 2013-09-17 | Alarm device for vehicle at curve based on geomagnetic detection |
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| CN201320580445.2U CN203535802U (en) | 2013-09-17 | 2013-09-17 | Alarm device for vehicle at curve based on geomagnetic detection |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157157A (en) * | 2014-08-13 | 2014-11-19 | 长安大学 | Mountain area continuous curve downhill double lane road section driving safety prompting device |
| CN104240528A (en) * | 2014-09-26 | 2014-12-24 | 苟志勇 | Mountain road curve traffic warning and scheduling method and device |
| CN104751680A (en) * | 2015-03-18 | 2015-07-01 | 重庆高略联信智能技术有限公司 | Terrestrial magnetism sensing based vehicle meeting system and method |
| CN104794902A (en) * | 2015-03-31 | 2015-07-22 | 天津市五维智通科技有限公司 | Intelligent mainframe of wireless geomagnetism vehicle detector |
| CN105023442A (en) * | 2015-08-17 | 2015-11-04 | 杨威 | Geomagnetic-detection-based non-contact vehicle induction apparatus |
| CN106952502A (en) * | 2017-05-11 | 2017-07-14 | 迈锐数据（北京）有限公司 | A kind of bend vehicle early warning equipment and system |
| CN107833491A (en) * | 2017-09-28 | 2018-03-23 | 无锡昊瑜节能环保设备有限公司 | A kind of intelligent zig zag meeting prompting early warning system |
| CN108133621A (en) * | 2017-12-29 | 2018-06-08 | 成都天奥测控技术有限公司 | A kind of bend vehicle meeting early warning system |
| CN108538085A (en) * | 2017-03-06 | 2018-09-14 | 华东交通大学 | Low-grade highway bend blind area displaying alarm |
| CN111489567A (en) * | 2020-06-03 | 2020-08-04 | 刘胜楠 | Real-time intelligent speed limiting system of vehicle based on road intersection |
-
2013
- 2013-09-17 CN CN201320580445.2U patent/CN203535802U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104157157A (en) * | 2014-08-13 | 2014-11-19 | 长安大学 | Mountain area continuous curve downhill double lane road section driving safety prompting device |
| CN104240528A (en) * | 2014-09-26 | 2014-12-24 | 苟志勇 | Mountain road curve traffic warning and scheduling method and device |
| CN104751680A (en) * | 2015-03-18 | 2015-07-01 | 重庆高略联信智能技术有限公司 | Terrestrial magnetism sensing based vehicle meeting system and method |
| CN104751680B (en) * | 2015-03-18 | 2017-08-29 | 重庆高略联信智能技术有限公司 | A kind of meeting system and method based on earth induction |
| CN104794902A (en) * | 2015-03-31 | 2015-07-22 | 天津市五维智通科技有限公司 | Intelligent mainframe of wireless geomagnetism vehicle detector |
| CN104794902B (en) * | 2015-03-31 | 2017-01-18 | 天津市五维智通科技有限公司 | Intelligent mainframe of wireless geomagnetism vehicle detector |
| CN105023442A (en) * | 2015-08-17 | 2015-11-04 | 杨威 | Geomagnetic-detection-based non-contact vehicle induction apparatus |
| CN108538085A (en) * | 2017-03-06 | 2018-09-14 | 华东交通大学 | Low-grade highway bend blind area displaying alarm |
| CN106952502A (en) * | 2017-05-11 | 2017-07-14 | 迈锐数据（北京）有限公司 | A kind of bend vehicle early warning equipment and system |
| CN107833491A (en) * | 2017-09-28 | 2018-03-23 | 无锡昊瑜节能环保设备有限公司 | A kind of intelligent zig zag meeting prompting early warning system |
| CN108133621A (en) * | 2017-12-29 | 2018-06-08 | 成都天奥测控技术有限公司 | A kind of bend vehicle meeting early warning system |
| CN111489567A (en) * | 2020-06-03 | 2020-08-04 | 刘胜楠 | Real-time intelligent speed limiting system of vehicle based on road intersection |
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Granted publication date: 20140409 Termination date: 20180917 |