CN203623585U - ARM-based automatic distance measurement and grading early warning system for automobile safety driving - Google Patents
ARM-based automatic distance measurement and grading early warning system for automobile safety driving Download PDFInfo
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- CN203623585U CN203623585U CN201420011921.3U CN201420011921U CN203623585U CN 203623585 U CN203623585 U CN 203623585U CN 201420011921 U CN201420011921 U CN 201420011921U CN 203623585 U CN203623585 U CN 203623585U
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- 238000005259 measurement Methods 0.000 title claims description 32
- 230000010365 information processing Effects 0.000 claims abstract description 32
- 239000000295 fuel oil Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000011218 segmentation Effects 0.000 claims description 3
- 238000003786 synthesis reaction Methods 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 239000000446 fuel Substances 0.000 abstract 3
- 230000004888 barrier function Effects 0.000 abstract 2
- 206010039203 Road traffic accident Diseases 0.000 description 4
- 230000037396 body weight Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses main aim at provides a preceding relative speed and the distance of measuring distance far away, tracking target relative accuracy based on car safe driving of ARM hierarchical early warning system of range finding, it can the automatic measure this car and the place ahead target vehicle or barrier, information processing and control module will relative speed and the distance that the radar speed measuring range finding module transmitted back are compared with the safe distance that different speeds of a motor vehicle that sets up in advance correspond, and then make the early warning to divide into 2 early warning ranks and cut off the module and send out the instruction to alarm module and fuel respectively, make alarm module sends warning signal, with suggestion driver control vehicle distance, and control the fuel cuts off the module and cuts off the fuel supply for the car slows down and traveles, thereby avoids this car and place ahead target vehicle or barrier to produce the collision.
Description
Technical field
The utility model relates to automotive safety auxiliary field, particularly a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM.
Background technology
Along with social development, automobile becomes one of main traffic instrument of people's trip gradually, be accompanied by the increase of private car quantity, also promoted the incidence of traffic accident, road traffic accident but in all kinds of traffic accidents, rear-end collision accident, particularly car tracing cauda accident is a class of occurrence frequency maximum, analysis to some traffic accident occurrence causes learns, the relative speed of a motor vehicle of the middle basis of travelling keeps suitable spacing, reserves enough braking distances and be to prevent the key that knocks into the back.
On 03 30th, 2011 disclosed, publication number is that the Chinese invention patent of 101992729A discloses a kind of spacing inductor, adopt infrared distance measuring sensor, controller and alarm module, infrared distance measuring sensor is separately positioned on the both sides of car body front-end and back-end, and be connected with controller by wireless signal, make people understand on the run the situation of forward direction vehicle distances or obstacle.The shortcoming of this scheme is that infrared pickoff measuring distance is short, affected by environment large, therefore makes ranging system reliability not high, and there is no false alarm prevention measure; In addition, during scheme does not provide and travels, which type of spacing is dangerous, and warning and reference role to navigating mate are little; And for example on 06 24th, 2009 disclosed, publication number is that 101462515 Chinese invention patent discloses a kind of novel vehicle distance determination apparatus, on front windshield, be provided with width indicator according to car body size and Perspective Principles and measure forward direction vehicle distances, help driver certifying spacing.Although this scheme is simple in structure, because chaufeur will aim at width indicator and front vehicles, seriously disperse the attention of chaufeur, easily bring out accident, particularly in road conditions complexity, especially true while running at high speed.
People more and more recognize, utilize pioneering technology, and car assisted chaufeur is monitored in real time and reports to the police the spacing in travelling, and auxiliary steerman carries out emergency handling, reduce the speed of a motor vehicle, prevent the generation of automobile collision accident, just seem and are even more important.
Utility model content
The utility model main purpose is to provide a kind of forward direction far measuring distance, a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM that tracking target is relatively accurate, it can measure relative velocity and the distance of this car and front target vehicle or obstacle automatically, the relative velocity that described information processing and controlling module is transmitted back described radar velocity measurement range finder module and distance are compared from the corresponding safety distance of the different speed of a motor vehicle setting in advance, and then make early warning, and be divided into 2 warning levels and send instruction to alarm module and fuel-cut module respectively, make described alarm module send alarm signal, with prompting chaufeur control spacing, and control described fuel-cut module and cut off fuel oil supply, car deceleration is travelled, thereby avoid Ben Che and front target vehicle or obstacle to produce collision.
For achieving the above object, the technical solution adopted in the utility model is: a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM, relate to field of automobile safety, formed by radar velocity measurement range finder module, information processing and controlling module, fuel-cut module and alarm module, described radar velocity measurement range finder module is for obtaining relative velocity and the distance of Ben Che and front target, and described radar velocity measurement range finder module, fuel-cut module and alarm module are connected with described information processing and controlling module respectively.
As preferably, described radar velocity measurement range finder module is arranged on body forward structure, it is for obtaining relative velocity and the distance of Ben Che and front target vehicle or obstacle, and transfer data to described information processing and controlling module, the relative velocity that described information processing and controlling module is transmitted back described radar velocity measurement range finder module and distance are compared from the corresponding safety distance of the different speed of a motor vehicle setting in advance, and then make early warning, and be divided into 2 warning levels and send instruction to alarm module and fuel-cut module respectively, control described alarm module and send alarm signal, remain a safe distance behind the car in front with prompting chaufeur, and control described fuel-cut module and cut off fuel oil supply, car deceleration is travelled, thereby avoid Ben Che and front target to produce collision.
Specifically, described radar velocity measurement range finder module is measured relative velocity and the distance between this car and front vehicles or obstacle, and the data of measurement are sent to information processing and controlling module, described information processing and controlling module has set in advance automobile at the corresponding safety distance of the different speed of a motor vehicle, the relative speed of a motor vehicle that described information processing and controlling module records according to radar velocity measurement range finder module is determined corresponding safety distance, and the actual distance that radar velocity measurement range finder module is recorded and determined safety distance compare, and then make early warning, such as, in the time that the actual distance recording is less than safety distance, described information processing and controlling module is sent phonetic warning signal to alarm module, as preferably, phonetic warning signal content is actual distance and the safety distance of playing this car and front vehicles or obstacle, be convenient to chaufeur and understand correlation circumstance, regulation speed also remains a safe distance behind the car in front, if this phonetic warning signal fails to cause the attention of chaufeur, continue to reduce at two following distances, once distance is closed on the collision critical gap eve (critical gap can preset by different car body weights) between two cars, described alarm module is in sending audio alert (as the measure that should take braking or dodge to chaufeur prompting), information processing and controlling module is sent instruction to fuel-cut module, control described fuel-cut module and cut off fuel oil supply, car deceleration is travelled, thereby avoid Ben Che and front target vehicle or obstacle to produce collision.
Its further technical scheme is that described information processing and controlling module adopts ARM9 microprocessor.
As preferred version, described alarm module comprises speech chip, described speech chip is connected with the loud speaker of automobile end, the model of described speech chip is SC8035, this speech chip can serial, segmentation control, described speech chip is for the synthesis of operation indicating voice, when the actual distance of Ben Che and front target vehicle or obstacle is less than safety distance or from closing on collision when critical gap, described information processing and controlling module sends alerting signal to alarm module, described speech chip sends corresponding alarm voice prompting sound to the loud speaker of automobile end, remind chaufeur regulation speed or take measures to remain a safe distance behind the car in front.
As preferred version, described radar velocity measurement range finder module is laser radar or microwave radar.
The beneficial effects of the utility model are:
The utility model can be measured relative velocity and the distance of this car and front target vehicle or obstacle automatically, and by information processing and controlling module, data are compared from the corresponding safety distance of the different speed of a motor vehicle setting in advance, and then make early warning, and be divided into 2 warning levels and send instruction to alarm module and fuel-cut module respectively, make described alarm module send alarm signal, with prompting chaufeur control spacing, and control described fuel-cut module and cut off fuel oil supply, car deceleration is travelled, thereby avoid Ben Che and front target vehicle or obstacle to produce collision.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Fig. 1 is the utility model structural representation.
In Fig. 1, the corresponding relation of component names and Reference numeral is:
Radar velocity measurement range finder module 1; Information processing and controlling module 2; Alarm module 3; Speech chip 30; Loud speaker 31; Fuel-cut module 4.
The specific embodiment
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, before any embodiment of the present utility model is described in detail, should be appreciated that application of the present utility model is not limited to the details of structure shown in explanation or accompanying drawing below and the installation of parts is connected etc.The utility model can adopt other embodiment, and can be implemented in every way or be performed.Meanwhile, should be appreciated that herein for illustrating that jargoon and term that principle of the present utility model and feature are used should not be considered to restrictive." comprising " used herein, " comprising " and distortion thereof mean and comprise following listed every and its coordinator, and additive term.Except nonspecific or be defined as alternate manner, term " connections " and being out of shape is widely used, and comprise in direct mode with indirect mode be connected, respond to and be coupled.In addition, " connection " is not limited to the connection of physics or machinery, and based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belongs to the scope of the utility model protection.
The utility model structural representation as shown in Figure 1, a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM, relate to field of automobile safety, formed by radar velocity measurement range finder module 1, information processing and controlling module 2, fuel-cut module 4 and alarm module 3, described radar velocity measurement range finder module 1 is for obtaining relative velocity and the distance of Ben Che and front target, and described radar velocity measurement range finder module 1, fuel-cut module 4 and alarm module 3 are connected with described information processing and controlling module 2 respectively.
In a preferred embodiment, described radar velocity measurement range finder module 1 is arranged on body forward structure, it is for obtaining relative velocity and the distance of Ben Che and front target vehicle or obstacle, and transfer data to described information processing and controlling module 2, the relative velocity that described information processing and controlling module 2 is transmitted back described radar velocity measurement range finder module and distance are compared from the corresponding safety distance of the different speed of a motor vehicle setting in advance, and then make early warning, and be divided into 2 warning levels and send instruction to alarm module 3 and fuel-cut module 4 respectively, control described alarm module 3 and send alarm signal, remain a safe distance behind the car in front with prompting chaufeur, and control described fuel-cut module 4 and cut off fuel oil supply, car deceleration is travelled, thereby avoid Ben Che and front target to produce collision.
Specifically, relative velocity and distance that described radar velocity measurement range finder module 1 is measured between this car and front vehicles or obstacle, and send the data of measurement to information processing and controlling module 2, in described information processing and controlling module 2, set in advance automobile at the corresponding safety distance of the different speed of a motor vehicle, in the present embodiment, the corresponding safety distance of the described different speed of a motor vehicle is the regulation according to " People's Republic of China's law on road traffic safety ": self-propelled vehicle is at running on expressway, when the speed of a motor vehicle exceedes 100 kilometers per hour, safe distance between vehicles is no less than 100 meters, the speed of a motor vehicle is during lower than 100 kilometers per hour, minimum safe spacing must not be less than 50 meters, in the present embodiment, the relative speed of a motor vehicle that described information processing and controlling module 2 records according to radar velocity measurement range finder module 1 is determined corresponding safety distance, and actual distance between this car and front target vehicle or obstacle that radar velocity measurement range finder module 1 is recorded and definite safety distance compare, and then make corresponding early warning, further, in the time that actual distance is less than safety distance, described information processing and controlling module 2 is sent phonetic warning signal to 3 of warning moulds, as preferably, phonetic warning signal content is actual distance and the safety distance of playing this car and front vehicles or obstacle, be convenient to chaufeur and understand correlation circumstance, regulation speed also remains a safe distance behind the car in front, if this phonetic warning signal fails to cause the attention of chaufeur, continue to reduce at two following distances, once distance is closed on the collision critical gap eve (critical gap can preset by different car body weights) between two cars, alarm module 3 is in sending audio alert (as the measure that should take braking or dodge to chaufeur prompting), information processing and controlling module 2 is sent instruction to fuel-cut module 4, control 4 of described fuel-cut moulds and cut off fuel oil supply, car deceleration is travelled, thereby avoid Ben Che and front target vehicle or obstacle to produce collision.
Certainly, a master cock also can be set, when automobile is in the time running at high speed, chaufeur can start native system by this master cock, if do not needed, can close native system by this master cock; In addition, one read-out also can be set, coordinate described alarm module together to use, the actual distance that information processing and controlling module can be obtained definite safety distance and radar velocity measurement range finder module is presented on read-out, be convenient to chaufeur and understand correlation circumstance, make alerting pattern more directly perceived, described master cock and read-out are prior art, do not repeat them here.
Its further technical scheme is that described information processing and controlling module 2 adopts ARM9 microprocessor.
As preferred version, described alarm module 3 comprises speech chip 30, described speech chip 30 is connected with the loud speaker 31 of automobile end, the model of described speech chip 30 is SC8035, this speech chip 30 can serial, segmentation control, described speech chip 30 is for the synthesis of operation indicating voice, when the actual distance of Ben Che and front target vehicle or obstacle is less than safety distance or from closing on collision when critical gap, described information processing and controlling module 2 sends alerting signal to alarm module 3, described speech chip 30 sends corresponding alarm voice prompting sound to the loud speaker 31 of automobile end, remind chaufeur regulation speed or take measures to remain a safe distance behind the car in front.
As preferred version, described radar velocity measurement range finder module 1 is laser radar or microwave radar, and certainly, described radar velocity measurement range finder module 1 can be also laser velocimeter apomecometer or the super sonic distance mearuring equipments that test the speed such as apomecometer that test the speed, it is prior art, does not repeat them here.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; for those of ordinary skill in the field; can also make other changes in different forms on the basis of the above description; here without also giving exhaustive to all embodiments; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within being still included in protection domain of the present utility model.
Claims (6)
1. the vehicle safety travel automatic ranging grading forewarning system system based on ARM, relate to the auxiliary field of automotive safety, it is characterized in that: formed by radar velocity measurement range finder module (1), information processing and controlling module (2), fuel-cut module (4) and alarm module (3), described radar velocity measurement range finder module (1) is for obtaining relative velocity and the distance of Ben Che and front target, and described radar velocity measurement range finder module (1), fuel-cut module (4) and alarm module (3) are connected with described information processing and controlling module (2) respectively.
2. a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM according to claim 1, it is characterized in that: described radar velocity measurement range finder module (1) is arranged on body forward structure, it is for obtaining relative velocity and the distance of Ben Che and front target, and transfer data to described information processing and controlling module (2), the relative velocity that described information processing and controlling module (2) is transmitted back described radar velocity measurement range finder module (1) and distance are compared from the corresponding safety distance of the different speed of a motor vehicle setting in advance, and then make early warning, and be divided into 2 warning levels and send instruction to alarm module (3) and fuel-cut module (4) respectively, control described alarm module (3) and send alarm signal, and control described fuel-cut module (4) and cut off fuel oil supply, car deceleration is travelled, thereby avoid Ben Che and front target to produce collision.
3. according to a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM described in claim 1 or 2, it is characterized in that: described information processing and controlling module (2) adopts ARM9 microprocessor.
4. according to a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM described in claim 1 or 2, it is characterized in that: described alarm module (3) comprises speech chip (30), described speech chip (30) is connected with the loud speaker (31) of automobile end, the model of described speech chip (30) is SC8035, this speech chip can serial, segmentation control, and described speech chip (30) is for the synthesis of operation indicating voice.
5. according to a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM described in claim 1 or 2, it is characterized in that: described radar velocity measurement range finder module (1) is laser radar.
6. according to a kind of vehicle safety travel automatic ranging grading forewarning system system based on ARM described in claim 1 or 2, it is characterized in that: described radar velocity measurement range finder module (1) is microwave radar.
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| CN201420011921.3U CN203623585U (en) | 2013-05-25 | 2014-01-09 | ARM-based automatic distance measurement and grading early warning system for automobile safety driving |
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| CN201320290352 | 2013-05-25 | ||
| CN201320290352.6 | 2013-05-25 | ||
| CN201420011921.3U CN203623585U (en) | 2013-05-25 | 2014-01-09 | ARM-based automatic distance measurement and grading early warning system for automobile safety driving |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442659A (en) * | 2014-10-31 | 2015-03-25 | 成都众易通科技有限公司 | Automobile security system |
| CN104670088A (en) * | 2015-02-04 | 2015-06-03 | 深圳市航盛电子股份有限公司 | Microwave radar-based forward collision-preventing early warning method |
| CN105844962A (en) * | 2016-03-30 | 2016-08-10 | 乐视控股（北京）有限公司 | Vehicle distance alarm system and method |
| CN106740813A (en) * | 2016-12-30 | 2017-05-31 | 北京汽车研究总院有限公司 | A kind of spacing holding meanss and automobile |
| CN107845291A (en) * | 2017-10-26 | 2018-03-27 | 中国外运大件物流有限公司 | The anti-collision early warning system of vehicle and the vehicle for including it |
| CN108694845A (en) * | 2018-06-20 | 2018-10-23 | 信利光电股份有限公司 | A kind of based reminding method and device of vehicle drive |
| CN109633657A (en) * | 2018-11-28 | 2019-04-16 | 浙江中车电车有限公司 | A kind of method and system that barrier is tracked based on multiple ultrasonic radars |
| CN110497895A (en) * | 2019-08-29 | 2019-11-26 | 泰远时代(北京)技术研究院 | A kind of vehicle collision prevention method and device |
| CN110595542A (en) * | 2019-09-23 | 2019-12-20 | 徐州徐工筑路机械有限公司 | Cold regeneration construction distance measurement method, device and system |
| CN110956810A (en) * | 2019-10-28 | 2020-04-03 | 南京市德赛西威汽车电子有限公司 | RSU and V2X-based complex road forward early warning method |
| CN112185123A (en) * | 2020-11-06 | 2021-01-05 | 广州南洋理工职业学院 | Vehicle safety interval early warning method based on Internet of vehicles |
| CN115262330A (en) * | 2022-08-22 | 2022-11-01 | 山推工程机械股份有限公司 | Control method and control device of pneumatic tyre roller |
-
2014
- 2014-01-09 CN CN201420011921.3U patent/CN203623585U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104442659A (en) * | 2014-10-31 | 2015-03-25 | 成都众易通科技有限公司 | Automobile security system |
| CN104670088A (en) * | 2015-02-04 | 2015-06-03 | 深圳市航盛电子股份有限公司 | Microwave radar-based forward collision-preventing early warning method |
| CN105844962A (en) * | 2016-03-30 | 2016-08-10 | 乐视控股（北京）有限公司 | Vehicle distance alarm system and method |
| CN106740813A (en) * | 2016-12-30 | 2017-05-31 | 北京汽车研究总院有限公司 | A kind of spacing holding meanss and automobile |
| CN107845291A (en) * | 2017-10-26 | 2018-03-27 | 中国外运大件物流有限公司 | The anti-collision early warning system of vehicle and the vehicle for including it |
| CN108694845A (en) * | 2018-06-20 | 2018-10-23 | 信利光电股份有限公司 | A kind of based reminding method and device of vehicle drive |
| CN109633657A (en) * | 2018-11-28 | 2019-04-16 | 浙江中车电车有限公司 | A kind of method and system that barrier is tracked based on multiple ultrasonic radars |
| CN110497895A (en) * | 2019-08-29 | 2019-11-26 | 泰远时代(北京)技术研究院 | A kind of vehicle collision prevention method and device |
| CN110595542A (en) * | 2019-09-23 | 2019-12-20 | 徐州徐工筑路机械有限公司 | Cold regeneration construction distance measurement method, device and system |
| CN110956810A (en) * | 2019-10-28 | 2020-04-03 | 南京市德赛西威汽车电子有限公司 | RSU and V2X-based complex road forward early warning method |
| CN110956810B (en) * | 2019-10-28 | 2021-08-20 | 南京市德赛西威汽车电子有限公司 | RSU and V2X-based complex road forward early warning method |
| CN112185123A (en) * | 2020-11-06 | 2021-01-05 | 广州南洋理工职业学院 | Vehicle safety interval early warning method based on Internet of vehicles |
| CN115262330A (en) * | 2022-08-22 | 2022-11-01 | 山推工程机械股份有限公司 | Control method and control device of pneumatic tyre roller |
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