CN202626852U - Automatic road block early warning system - Google Patents
Automatic road block early warning system Download PDFInfo
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- CN202626852U CN202626852U CN2012201714236U CN201220171423U CN202626852U CN 202626852 U CN202626852 U CN 202626852U CN 2012201714236 U CN2012201714236 U CN 2012201714236U CN 201220171423 U CN201220171423 U CN 201220171423U CN 202626852 U CN202626852 U CN 202626852U
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- near infrared
- infrared light
- early warning
- vehicle
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Abstract
The utility model discloses an automatic road block early warning system, which includes a road block body, wherein a near infrared generation unit and near infrared LED lamps are mounted on the road block body; the near infrared LED lamps are connected with the near infrared generation unit; the automatic road block early warning system further includes a signal recognition alarming device mounted on the vehicle body, wherein the signal recognition alarming device includes a vehicle-mounted near infrared image acquisition unit; an image processing unit is connected onto the vehicle-mounted near infrared image acquisition unit; a vehicle-mounted alarm control unit is connected onto the image processing unit; and an alarming unit is connected onto the vehicle-mounted alarm control unit. The automatic road block early warning system is used for automatically recognizing and issuing an alarm when a trouble vehicle or a road block appears before during the operation of vehicles, and meanwhile avoids much light pollution to roads.
Description
Technical field
The utility model belongs to road traffic caution equipment technical field, is specifically related to a kind of automatic roadblock early warning system.
Background technology
Current at often break down on the speedway or on the through street car or roadblock; Prior art is just put alarming devices such as pyrometric cone or Indicating lamp board around fault car or roadblock; Remind its highway section, the place ahead of back car that fault car or roadblock are arranged, handled such as require the rear driver to slow down to change.During practical application; Requirement is placed enough distance with alarming devices such as pyrometric cone or direction boards; With offer the back the sufficiently long reaction time of vehicle driver, but fault in-situ generally has only limited pyrometric cone or direction board, it is too near to cause alarming device to put the distance fault car; In addition, if back vehicle drive personnel are because darkness, have mist or notice to concentrate inadequately, to alarming device instead would not be too responsive, so the early warning effect is undesirable.Current had a too many high speed accident, is because the place ahead truck is out of order, and can't move on to curb fully, just puts one to two pyrometric cone again in the back, causes the rear-end collision of back, causes extremely miserable casualties.
Summary of the invention
The purpose of the utility model provides a kind of automatic roadblock early warning system, and fault car that in vehicle operating, automatically the place ahead is occurred or roadblock are discerned and reported to the police, and road are not produced too much light pollution simultaneously.
The technical scheme that the utility model adopted is; A kind of automatic roadblock early warning system is characterized in that, comprises the roadblock body; Near infrared light generating unit and near infrared light LED lamp are installed on the roadblock body, and near infrared light LED lamp is connected with the near infrared light generating unit; Also comprise the signal identification warning device that is used to be installed on the carbody; Signal identification warning device comprises the vehicle-mounted near-infrared image collecting unit that is used to obtain near infrared light LED modulating signal; Be connected with the graphics processing unit that is used to discern near infrared light LED modulating signal on the vehicle-mounted near-infrared image collecting unit; Be connected with vehicle carried control module on the graphics processing unit, be connected with alarm unit on the vehicle carried control module.
The near infrared light generating unit comprises power supply, switch and the near infrared light frequency modulator that connects successively.
Visible light wave range LED lamp also is installed on the roadblock body, and visible light wave range LED lamp and near infrared light frequency modulator and near infrared light LED lamp branch road are connected in parallel.
Visible light wave range LED lamp is red or yellow.
The quantity of near infrared light LED lamp is one or more, and wave-length coverage is 800nm～900nm.
Vehicle-mounted near-infrared image collecting unit comprises optical lens and imager chip, is coated with the logical film of near-infrared on the optical lens.
Alarm unit comprises voice guard or/and light crossing-signal.
Vehicle carried control module is provided with and is used for the interface that is connected with the vehicle central electronic processing unit.
The roadblock body is pyrometric cone or warning lamp support.
The beneficial effect of the automatic roadblock early warning system of the utility model is: the utility model in use; The roadblock body is placed on the rear certain distance of fault car or roadblock; Open the switch of near infrared light generating unit; Near infrared light LED lamp sends the near infrared light of fixed frequency fluctuation under the infrared light generating unit drives; After vehicle-mounted near-infrared image collecting unit in the signal installed on the front vehicle identification warning device and graphics processing unit were accomplished collection near infrared light, identification respectively, vehicle carried control module drove the alarm unit warning.Therefore; The utility model can to the fault car in vehicle operating the place ahead or roadblock be discerned automatically and to driver's early warning; Thoroughly change the current situation that relies on the front vehicle driver to visual caution light identification fully; Ensured vehicle operating safety, and near-infrared luminous energy is avoided road is produced too much light pollution.
Description of drawings
Fig. 1 is the structural representation of the automatic roadblock early warning system of the utility model;
Fig. 2 is the connection block diagram of the signal identification warning device in the utility model;
Fig. 3 is the connection sketch map of the near infrared light generating unit in the utility model;
Wherein, 1. roadblock body, 2. near infrared light generating unit, 2-1. power supply; 2-2. switch, 2-3. near infrared light frequency modulator, 3. near infrared light LED lamp; 4. signal is discerned warning device, the vehicle-mounted near-infrared image collecting unit of 4-1., 4-2. graphics processing unit; 4-3. vehicle carried control module, 4-4. alarm unit, 5. visible light wave range LED lamp.
The specific embodiment
Like Fig. 1, Fig. 2 and shown in Figure 3, the automatic roadblock early warning system of the utility model comprises roadblock body 1 and the signal identification warning device 4 that is used to be installed on the carbody.Near infrared light generating unit 2 and near infrared light LED lamp 3 are installed on the roadblock body 1, and near infrared light LED lamp 3 is connected with near infrared light generating unit 2.Near infrared light generating unit 2 comprises power supply 2-1, switch 2-2 and the near infrared light frequency modulator 2-3 that connects successively.The quantity of near infrared light LED lamp 3 is one or more; And wave-length coverage is 800nm～900nm; This wave band near infrared light can not only reliably be gathered by the vehicular image collecting device; Be not the naked eyes Direct Recognition again simultaneously, when having guaranteed that the utility model is reliably reported to the police, road do not produced light pollution.
Signal identification warning device 4 comprises the vehicle-mounted near-infrared image collecting unit 4-1 that is used to obtain near infrared light LED lamp 3 signals, and vehicle-mounted near-infrared image collecting unit 4-1 comprises optical lens and imager chip, is coated with the logical film of near-infrared on the optical lens.The optical lens that is coated with the logical film of near-infrared can intercept the following wave band of 750nm; To the above wave band of 750nm carry out through; All visible light wave ranges are fallen in basic filtering, and LED street lamp light also can filter out, and the imager chip time for exposure is 1 millisecond or shorter; IMAQ was 1000 frame/seconds or faster in other words conj.or perhaps; Image analytic degree is 1,000,000 pixel magnitudes, image scaled commonly used be 4: 1 (wide: as height), to satisfy automobile abundant collection to the place ahead near infrared light signal when the high-speed cruising to guarantee vehicle-mounted near-infrared image collecting unit 4-1's.Be connected with the graphics processing unit 4-2 that is used to discern near infrared light LED lamp 3 signals on the vehicle-mounted near-infrared image collecting unit 4-1.Image processing method among the graphics processing unit 4-2 comprises the identification of image mobile tracking and fixed frequency signal, and the image mobile tracking is to because mobile tracking the between every width of cloth image that motion produces, and proofreaies and correct and overlap; Fixed frequency signal identification then can be discerned through simple " width of cloth-width of cloth " difference; Integration algorithm is simply effective, can realize high-speed cruising through hardware.In the front vehicle that signal identification warning device 4 is installed when speedway is advanced with 100 kilometers speed hourly; The utility model requires system outside 100 meters, to monitor roadblock body 1; And identification and warning in the longest 100 milliseconds, be equivalent to front vehicle and in less than 3 meters displacement, can obtain the identification alarming result.Be connected with vehicle carried control module 4-3 on the graphics processing unit 4-2.Be connected with alarm unit 4-4 on the vehicle carried control module 4-3; And when graphics processing unit 4-2 identifies the near infrared light signal that near infrared light LED lamp 3 sends, drive alarm unit 4-4 and report to the police; Remind the driver to improve notice, slow down and consider and correctly select the place to drive the track.
Graphics processing unit 4-2 and vehicle carried control module 4-3 are independently chip or are made up of discrete component, and perhaps, graphics processing unit 4-2 and vehicle carried control module 4-3 are integrated on the same chip.Alarm unit 4-4 comprises voice guard or/and light crossing-signal.
Vehicle carried control module 4-3 is provided with and is used for the interface that is connected with the vehicle central electronic processing unit; Therefore, the utility model can also through vehicle bus to vehicle central electronic processing unit (ECU) report to the police and by its decision to driver's early warning mode.
Roadblock body 1 can use existing simple pyrometric cone or the warning lamp support that relies on color, shape or visual lamp, through existing pyrometric cone outward flange is installed additional 3 gusts near infrared light LED lamp, or existing triangular form emergency light support is installed additional near infrared light LED lamp 3 along frame.
Visible light wave range LED lamp 5 also is installed on roadblock body 1, and said visible light wave range LED lamp 5 is connected in parallel with near infrared light frequency modulator 2-3 and near infrared light LED lamp 3 branch roads.Visible light wave range LED lamp 5 is red or yellow.Visible light wave range LED lamp 5 can make the layer of roadblock body 1 confirm that switch 2-2 opens, and also can produce warning function to the closely personnel of roadblock body 1 simultaneously.
The utility model is suitable for multiple car body, and need not to rely on external processing unit and can realize the warning effect separately, has ensured vehicle operating safety.
Claims (9)
1. automatic roadblock early warning system; It is characterized in that; Comprise roadblock body (1), near infrared light generating unit (2) and near infrared light LED lamp (3) are installed on the said roadblock body (1), said near infrared light LED lamp (3) is connected with near infrared light generating unit (2);
Also comprise the signal identification warning device (4) that is used to be installed on the carbody; Said signal identification warning device (4) comprises the vehicle-mounted near-infrared image collecting unit (4-1) that is used to obtain near infrared light LED lamp (3) signal; Be connected with the graphics processing unit (4-2) that is used to discern near infrared light LED lamp (3) signal on the said vehicle-mounted near-infrared image collecting unit (4-1); Be connected with vehicle carried control module (4-3) on the said graphics processing unit (4-2), be connected with alarm unit (4-4) on the said vehicle carried control module (4-3).
2. according to the described automatic roadblock early warning system of claim 1, it is characterized in that said near infrared light generating unit (2) comprises power supply (2-1), switch (2-2) and the near infrared light frequency modulator (2-3) that connects successively.
3. according to the described automatic roadblock early warning system of claim 2; It is characterized in that; Visible light wave range LED lamp (5) also is installed on the said roadblock body (1), and said visible light wave range LED lamp (5) is connected in parallel with near infrared light frequency modulator (2-3) and near infrared light LED lamp (3) branch road.
4. according to the described automatic roadblock early warning system of claim 3, it is characterized in that said visible light wave range LED lamp (5) is red or yellow.
5. according to the described automatic roadblock early warning system of claim 1, it is characterized in that the quantity of said near infrared light LED lamp (3) is one or more, and wave-length coverage is 800nm～900nm.
6. according to the described automatic roadblock early warning system of claim 1, it is characterized in that said vehicle-mounted near-infrared image collecting unit (4-1) comprises optical lens and imager chip, be coated with the logical film of near-infrared on the said optical lens.
7. according to the described automatic roadblock early warning system of claim 1, it is characterized in that said alarm unit (4-4) comprises voice guard or/and light crossing-signal.
8. according to the described automatic roadblock early warning system of claim 1, it is characterized in that said vehicle carried control module (4-3) is provided with and is used for the interface that is connected with the vehicle central electronic processing unit.
9. according to the described automatic roadblock early warning system of claim 1, it is characterized in that said roadblock body (1) is pyrometric cone or warning lamp support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201714236U CN202626852U (en) | 2012-04-20 | 2012-04-20 | Automatic road block early warning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201714236U CN202626852U (en) | 2012-04-20 | 2012-04-20 | Automatic road block early warning system |
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| CN202626852U true CN202626852U (en) | 2012-12-26 |
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| CN2012201714236U Expired - Fee Related CN202626852U (en) | 2012-04-20 | 2012-04-20 | Automatic road block early warning system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104527520A (en) * | 2014-12-12 | 2015-04-22 | 武汉理工大学 | Barrier vehicle-mounted early warning displaying method based on light emitting diode (LED) lamp group |
| CN104696727A (en) * | 2013-12-04 | 2015-06-10 | 深圳市奇脉电子技术有限公司 | Intelligent LED lamp |
| CN105206075A (en) * | 2015-08-12 | 2015-12-30 | 合肥工业大学 | Road condition information prompt system for temporarily closed urban road |
| CN109398229A (en) * | 2018-08-11 | 2019-03-01 | 华东交通大学 | A kind of highway turns around alarm set and based reminding method |
| CN111427352A (en) * | 2020-04-01 | 2020-07-17 | 无锡格物智能科技有限公司 | Interaction method for laying mobile roadblocks, terminal, unmanned aerial vehicle and storage medium |
-
2012
- 2012-04-20 CN CN2012201714236U patent/CN202626852U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696727A (en) * | 2013-12-04 | 2015-06-10 | 深圳市奇脉电子技术有限公司 | Intelligent LED lamp |
| CN104527520A (en) * | 2014-12-12 | 2015-04-22 | 武汉理工大学 | Barrier vehicle-mounted early warning displaying method based on light emitting diode (LED) lamp group |
| CN105206075A (en) * | 2015-08-12 | 2015-12-30 | 合肥工业大学 | Road condition information prompt system for temporarily closed urban road |
| CN105206075B (en) * | 2015-08-12 | 2018-01-12 | 合肥工业大学 | A kind of traffic information prompt system in urban road temporary enclosed section |
| CN109398229A (en) * | 2018-08-11 | 2019-03-01 | 华东交通大学 | A kind of highway turns around alarm set and based reminding method |
| CN111427352A (en) * | 2020-04-01 | 2020-07-17 | 无锡格物智能科技有限公司 | Interaction method for laying mobile roadblocks, terminal, unmanned aerial vehicle and storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20150420 |
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| EXPY | Termination of patent right or utility model |