CN105243790A - Safety belt vibration fatigue early-warning system based on wireless communication - Google Patents
Safety belt vibration fatigue early-warning system based on wireless communication Download PDFInfo
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- CN105243790A CN105243790A CN201510773229.3A CN201510773229A CN105243790A CN 105243790 A CN105243790 A CN 105243790A CN 201510773229 A CN201510773229 A CN 201510773229A CN 105243790 A CN105243790 A CN 105243790A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/06—Alarms for ensuring the safety of persons indicating a condition of sleep, e.g. anti-dozing alarms
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Abstract
The invention discloses a safety belt vibration fatigue early-warning system based on wireless communication. The system comprises a fatigue driving judgment device, a 2.4G communication device and a vibration early-warning device; the fatigue driving judgment device detects and identifies a driver's fatigue state, and, after a driver is judged to be in a fatigue driving state, a vibration signal is transmitted to the vibration early-warning device through the 2.4G communication device; the vibration early-warning device comprises a vibration early-warning clamp for clamping a safety belt, and a vibration motor is installed in the vibration early-warning clamp; and, when the vibration early-warning device receives the vibration signal sent by the fatigue driving judgment device, the vibration motor generates a vibration, and a fatigue early-warning prompt is given to the driver. The driver's fatigue stat is detected and identified through the fatigue driving judgment device, the vibration early-warning device is controlled in a 2.4G communication manner and generates the vibration, the early-warning prompt is given to the driver on a tactile stimulus, exiting sound and light early warning is combined, and timeliness and validity of system early warning are improved at the most extent.
Description
Technical field
The present invention relates to safe driving field, particularly a kind of securing band vibrating fatigue early warning system based on radio communication.
Background technology
Traffic hazard is one of serious problem of society today of facing of our times various countries, has been acknowledged as the first public hazards of world today's harm humans life security, every year because the reason of traffic hazard at least makes 500,000 people dead.The statistics of traffic accidents analysis of European and American countries shows, in traffic hazard, 80% ~ 90% is that human factor causes, and fatigue driving is then one of key factor.Driver, when fatigue, significantly reduces the perception of surrounding environment, situation judgement and the manipulation ability to vehicle, as easy as rolling off a log generation traffic hazard.According to the statistics that National Highway Traffic is affixed one's name to safely, on the highway of the U.S., drive due to tired driver every year and cause about 100,000 traffic hazards, about having 1500 directly to cause personnel death, 7110000 cause personnel to injure, and the situation in Europe is also roughly the same.At home, according to the statistics in Chinese transportation portion, China's traffic accident has more than 20% to be being caused by driver tired driving of being caused by fatigue driving, causes serious casualties and huge economic loss.Along with the development of highway and the progress of automobile active safety technology, the research and development of driver fatigue detection early warning system have become an important development direction of technical field of vehicle safety.
Driver fatigue detects early warning system and mainly comprises fatigue state detection and early warning two large divisions during tired generation, from current domestic and international research and development situation on this system, mostly concentrate in the detection of fatigue state, in fact, when there is driving fatigue in driver, how can timely driver be reminded and report to the police, to improve and the driving states of adjustment driver is also a wherein important ring, the securing band vibrating fatigue early warning system based on radio communication that the present invention proposes be exactly to detect driver fatigue occur after the mend gene of alarm mode.Domestic existing giving fatigue pre-warning system adopts the early warning such as sound or light means to realize mostly, but these realize all having certain limitation in the perceptibility of system driver of early warning, illustrative and acceptance etc. with acoustooptic, be difficult to embody its popularity be suitable for.As light warning, by day or opposite vehicle high beam opens time effect be not just clearly, often ignore by driver, light flash is dazzling sometimes, causes dazzle unfavorable to driving on the contrary; Audio alert then may by during car steering itself the noise occultation that produces and falling flat.
Summary of the invention
The present invention seeks to: the acousto-optic alarm mode existence generally adopted for current fatigue system is easily ignored by driver or reduces early warning effect to driving unfavorable, affect the limitation of whole system Function, the present invention proposes a kind of securing band vibrating fatigue early warning system based on radio communication, from haptic stimulus, early warning is carried out to driver, in conjunction with existing acousto-optic early warning, realize the sense of hearing, sense of touch, vision " trinity " early warning, improve promptness and the validity of system early warning to the full extent, enrich the products configuration of giving fatigue pre-warning system, meet the different market demand.
Technical scheme of the present invention is:
Based on the securing band vibrating fatigue early warning system of radio communication, comprise fatigue driving judgment means, 2.4G communicator and vibration prior-warning device, wherein:
Described fatigue driving judgment means, gathers driver face-image, and according to the fatigue driving discrimination model of the driver's face-image collected and foundation, carries out detection and indentification to driver fatigue state;
Described 2.4G communicator, comprise the 2.4G communication module be connected with fatigue driving judgment means and the 2nd 2.4G communication module be connected with vibration prior-warning device, radio communication is realized between a described 2.4G communication module and the 2nd 2.4G communication module, under vibration prior-warning device normal running conditions, after fatigue driving judgment means judges driver tired driving, launch vibration signal by 2.4G communicator to vibration prior-warning device;
Described vibration prior-warning device, the vibration early warning comprised for holding safety belt is pressed from both sides, and is provided with vibrating motor in described vibration early warning folder, when the 2nd 2.4G communication module receives the vibration signal that fatigue driving judgment means sends, vibrating motor produces vibration, carries out giving fatigue pre-warning prompting to driver.
Preferably, described vibration prior-warning device also comprises the MCU processor be connected with the 2nd 2.4G communication module, vibrating motor respectively, and described MCU processor is also connected with enable trigger switch, and it is inner that described enable trigger switch is placed in vibration early warning folder; When vibrating early warning and being clipped on securing band, enable trigger switch is opened, and vibration prior-warning device is in running order; When vibrating early warning and not being clipped on securing band, vibration early warning folder both sides are in closure state, and enable trigger switch is closed, and vibration prior-warning device does not work.
Preferably, described vibration prior-warning device also comprises the relay indicating light be connected with MCU processor, and it is outside that described relay indicating light exposes vibration early warning folder, and when vibrating prior-warning device and being in running order, relay indicating light is bright.
Preferably, described vibration early warning is held on securing band and is positioned at chest locations.
Preferably, when vibration prior-warning device, when receiving the vibration signal that fatigue driving judgment means sends, the vibrating motor vibrative time is that 5s, 5s after vibration terminates, until fatigue driving judgment means detects driver fatigue again.
Preferably, described vibration prior-warning device also comprises the battery for each module for power supply.
Advantage of the present invention is:
1. the securing band vibrating fatigue early warning system based on radio communication provided by the invention, by fatigue driving judgment means, detection and indentification is carried out to driver fatigue state, a vibration prior-warning device be installed on pilot harness is controlled with 2.4G communication mode, after fatigue occurs, it is made to vibrate, from haptic stimulus, early warning is carried out to driver, in conjunction with existing acousto-optic early warning, realize the sense of hearing, sense of touch, the triple early warning of vision, improve promptness and the validity of system early warning to the full extent.
2. vibration prior-warning device of the present invention adopts powered battery, and fatigue driving judgment means wirelessly triggers the vibration of vibration folder, does not have open-wire line to connect, easy to use.
3. vibration prior-warning device of the present invention adopts and clamps mode, installs, dismounting flexible and convenient, and be easy to operation, visible driving person or operation management side need apolegamy, and marketing mode is flexible, is with abundant to the innovation of existing Related product.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the system structural framework figure of the securing band vibrating fatigue early warning system based on radio communication of the present invention;
Fig. 2 is the securing band vibrating fatigue early warning system workflow diagram based on radio communication of the present invention;
Fig. 3 is the schematic block circuit diagram of vibration prior-warning device of the present invention;
Fig. 4 is the front schematic view of the hardware configuration of vibration prior-warning device of the present invention;
Fig. 5 is the reverse side schematic diagram of the hardware configuration of vibration prior-warning device of the present invention.
Embodiment
As shown in Figure 1, the disclosed securing band vibrating fatigue early warning system based on radio communication, comprise fatigue driving judgment means, 2.4G communicator and vibration prior-warning device, wherein: described fatigue driving judgment means, gather driver's face-image, and according to the fatigue driving discrimination model of the driver's face-image collected and foundation, detection and indentification is carried out to driver fatigue state.Described 2.4G communicator, comprise the 2.4G communication module be connected with fatigue driving judgment means and the 2nd 2.4G communication module be connected with vibration prior-warning device, radio communication is realized between a described 2.4G communication module and the 2nd 2.4G communication module, under vibration prior-warning device normal running conditions, after fatigue driving judgment means judges driver tired driving, launch vibration signal by 2.4G communicator to vibration prior-warning device.Described vibration prior-warning device, the vibration early warning comprised for holding safety belt is pressed from both sides, and is provided with vibrating motor in described vibration early warning folder, when the 2nd 2.4G communication module receives the vibration signal that fatigue driving judgment means sends, vibrating motor produces vibration, carries out giving fatigue pre-warning prompting to driver.
As shown in Figure 3, described vibration prior-warning device also comprises the MCU processor be connected with the 2nd 2.4G communication module, vibrating motor respectively, and described MCU processor is also connected with enable trigger switch, and it is inner that described enable trigger switch is placed in vibration early warning folder; When vibrating early warning and being clipped on securing band, enable trigger switch is opened, and vibration prior-warning device is in running order; When vibrating early warning and not being clipped on securing band, vibration early warning folder both sides are in closure state, and enable trigger switch closes, and vibration prior-warning device does not work.Described vibration prior-warning device also comprises the relay indicating light be connected with MCU processor, and it is outside that described relay indicating light exposes vibration early warning folder, and when vibrating prior-warning device and being in running order, relay indicating light is bright.Described vibration prior-warning device also comprises the battery for each module for power supply.
As shown in Figures 4 and 5, vibration prior-warning device of the present invention, involving vibrations early warning folder 1, vibration early warning folder 1 comprises the both sides intermediate plate connected by rotating shaft, wherein side intermediate plate is equipped with 2.4G communication module 2 and relay indicating light 3, opposite side intermediate plate wherein comprises battery and control circuit built with vibrating motor 4().
The workflow of the securing band vibrating fatigue early warning system based on radio communication of the present invention is provided below in conjunction with Fig. 2:
1. after fatigue driving detection early warning system is started working, the fatigue driving discrimination model of driver's face-image sequence that fatigue driving judgment means arrives according to camera collection and foundation, carry out detection and indentification to driver fatigue state, wherein, 2.4G communicator is in running order all the time;
2. vibration early warning is clipped on securing band according to self-demand or management expectancy by driver, securing band vibration early warning folder both sides are opened, enable triggering exploitation is opened, vibration prior-warning device is started working, relay indicating light lights, vibration early warning folder to clamp position comparatively suitable up and down at chest, driver looks comfort level from Row sum-equal matrix;
3. when fatigue driving judgment means detects driver fatigue, vibration signal is sent to the vibration prior-warning device be clipped on securing band with 2.4G communication mode, vibration prior-warning device controls vibrating motor and starts vibration, early warning is carried out to driver, time of vibration is that 5s, 5s after vibration terminates until again driver fatigue detected;
4., when securing band vibration early warning folder both sides close, enable triggering exploitation is closed, and vibration prior-warning device quits work.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All modifications done according to the Spirit Essence of main technical schemes of the present invention, all should be encompassed within protection scope of the present invention.
Claims (6)
1. based on the securing band vibrating fatigue early warning system of radio communication, it is characterized in that: comprise fatigue driving judgment means, 2.4G communicator and vibration prior-warning device, wherein:
Described fatigue driving judgment means, gathers driver face-image, and according to the fatigue driving discrimination model of the driver's face-image collected and foundation, carries out detection and indentification to driver fatigue state;
2.4G communicator, comprise the 2.4G communication module be connected with fatigue driving judgment means and the 2nd 2.4G communication module be connected with vibration prior-warning device, radio communication is realized between a described 2.4G communication module and the 2nd 2.4G communication module, under vibration prior-warning device normal running conditions, after fatigue driving judgment means judges driver tired driving, launch vibration signal by 2.4G communicator to vibration prior-warning device;
Vibration prior-warning device, the vibration early warning comprised for holding safety belt is pressed from both sides, and is provided with vibrating motor in described vibration early warning folder, when the 2nd 2.4G communication module receives the vibration signal that fatigue driving judgment means sends, vibrating motor produces vibration, carries out giving fatigue pre-warning prompting to driver.
2. the securing band vibrating fatigue early warning system based on radio communication according to claim 1, it is characterized in that: described vibration prior-warning device also comprises the MCU processor be connected with the 2nd 2.4G communication module, vibrating motor respectively, described MCU processor is also connected with enable trigger switch, and it is inner that described enable trigger switch is placed in vibration early warning folder; When vibrating early warning and being clipped on securing band, enable trigger switch is opened, and vibration prior-warning device is in running order; When vibrating early warning and not being clipped on securing band, vibration early warning folder both sides are in closure state, and enable trigger switch is closed, and vibration prior-warning device does not work.
3. the securing band vibrating fatigue early warning system based on radio communication according to claim 2, it is characterized in that: described vibration prior-warning device also comprises the relay indicating light be connected with MCU processor, it is outside that described relay indicating light exposes vibration early warning folder, when vibrating prior-warning device and being in running order, relay indicating light is bright.
4. the securing band vibrating fatigue early warning system based on radio communication according to claim 2, is characterized in that: described vibration early warning is held on securing band and is positioned at chest locations.
5. the securing band vibrating fatigue early warning system based on radio communication according to claim 2, it is characterized in that: when vibration prior-warning device, when receiving the vibration signal that fatigue driving judgment means sends, the vibrating motor vibrative time is 5s, 5s after vibration terminates, until fatigue driving judgment means detects driver fatigue again.
6. the securing band vibrating fatigue early warning system based on radio communication according to claim 3, is characterized in that: described vibration prior-warning device also comprises the battery for each module for power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510773229.3A CN105243790A (en) | 2015-11-13 | 2015-11-13 | Safety belt vibration fatigue early-warning system based on wireless communication |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510773229.3A CN105243790A (en) | 2015-11-13 | 2015-11-13 | Safety belt vibration fatigue early-warning system based on wireless communication |
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| CN105243790A true CN105243790A (en) | 2016-01-13 |
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| CN201510773229.3A Pending CN105243790A (en) | 2015-11-13 | 2015-11-13 | Safety belt vibration fatigue early-warning system based on wireless communication |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649326A (en) * | 2018-12-06 | 2019-04-19 | 北京长城华冠汽车科技股份有限公司 | A kind of safety belt shake alarm set |
| CN108846998B (en) * | 2018-07-20 | 2020-08-21 | 焦作大学 | Fatigue driving alarm device |
| CN114821966A (en) * | 2021-07-12 | 2022-07-29 | 长城汽车股份有限公司 | Fatigue driving early warning method, device, terminal and fatigue driving early warning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114821966A (en) * | 2021-07-12 | 2022-07-29 | 长城汽车股份有限公司 | Fatigue driving early warning method, device, terminal and fatigue driving early warning system |
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Application publication date: 20160113 |