CN209803856U - Driving behavior monitoring device for vehicle driver - Google Patents

Driving behavior monitoring device for vehicle driver Download PDF

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Publication number
CN209803856U
CN209803856U CN201920266031.XU CN201920266031U CN209803856U CN 209803856 U CN209803856 U CN 209803856U CN 201920266031 U CN201920266031 U CN 201920266031U CN 209803856 U CN209803856 U CN 209803856U
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module
alarm
driver
vehicle driver
processor
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徐建闽
赵贝贝
徐建勋
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GUANGZHOU KANGDAO INFORMATION TECHNOLOGY Co Ltd
GUANGZHOU YUNXING TECHNOLOGY Co Ltd
South China University of Technology SCUT
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GUANGZHOU KANGDAO INFORMATION TECHNOLOGY Co Ltd
GUANGZHOU YUNXING TECHNOLOGY Co Ltd
South China University of Technology SCUT
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Abstract

The utility model discloses a driving behavior monitoring device for vehicle drivers, which comprises a detection module, an image acquisition module, a processor, a communication module, an alarm module and a timing module; the detection module detects the rotation action of the steering wheel; the image acquisition module acquires a facial image of a vehicle driver in real time; the communication module sends detected rotation actions of the steering wheel and collected facial images of a vehicle driver to a control terminal of an operation center, control information returned by the control terminal is obtained, the processor obtains the control information obtained by the communication module and converts the control information into a control instruction, the alarm module gives an alarm for the driving behavior of the driver according to the control instruction, and the timing module counts the driving time of the driver. The utility model discloses can monitor vehicle driver's driving action, when the driving action of breaking rules and regulations appears, control alarm module reminds the driver to effectual traffic accident's that prevents emergence promotes driving safety.

Description

Driving behavior monitoring device for vehicle driver
Technical Field
The utility model relates to an intelligent transportation control technical field especially relates to a driving action monitoring device for vehicle driver.
Background
with the rapid development of highways, long-distance operation and urban public transport operation, traffic congestion is aggravated, and traffic safety situation becomes more severe. Serious and serious traffic accidents such as car damage, people death and group injury occur frequently and are in an ascending trend, and huge harm and economic loss are caused to the society, enterprises and operators. The relevant data indicates that more than 80% of traffic accidents are related to the driver.
In the prior art, the driving behavior of a driver cannot be monitored in the driving process of a vehicle, and when the driving behavior of the driver violates rules, the driving behavior cannot be prompted and recorded, so that the prevention and control capacity of traffic accidents in potential safety hazards is poor.
accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned prior art not enough, the utility model aims at providing a driving action monitoring device for vehicle driver aims at solving the problem that the vehicle can't supervise the driving action of driver in the course of traveling among the prior art.
the utility model discloses a technical scheme as follows:
A driving behavior monitoring device for a vehicle driver comprises a detection module, an image acquisition module, a processor, a communication module, an alarm module and a timing module;
the detection module is used for detecting the rotation action of the steering wheel; the image acquisition module is used for acquiring a facial image of a vehicle driver in real time; the communication module is used for sending detected rotation actions of a steering wheel and collected facial images of a vehicle driver to a control terminal of an operation center and acquiring control information returned by the control terminal, the processor is used for acquiring the control information acquired by the communication module and converting the control information into a control instruction, the alarm module is used for giving an alarm to the driving behavior of the driver according to the control instruction, and the timing module is used for counting the driving time length of the driver;
The detection module and the image acquisition module are respectively connected with the communication module, the communication module is also connected with the processor, and the processor is also connected with the alarm module and the timing module;
The alarm module is a voice alarm module and/or an alarm lamp, the voice alarm module is used for sending out a voice prompt signal under the action of the processor, and the alarm lamp is used for sending out a lamp flashing prompt signal under the action of the processor;
The control terminal identifies the steering wheel information and the face image and generates control information according to an identification result; the control terminal is a servo server or a computer;
the processor adopts an AT89C51 series single chip microcomputer.
Preferably, the warning lamp is an LED flash lamp installed below a windshield in the cab.
Preferably, the image acquisition module is an infrared camera.
Preferably, the device further comprises a display module, wherein the display module is respectively connected with the detection module and the image acquisition module and is used for displaying the acquired rotation action of the steering wheel and the acquired facial image of the driver of the vehicle.
Preferably, the display module is an LCD display screen.
Preferably, the communication module is a 3G wireless network card.
has the advantages that: the utility model provides a driving action monitoring device for vehicle driver monitors vehicle driver's driving action through detection module and image acquisition module, when detecting the driving action of breaking rules and regulations, controls alarm module and reminds the driver to effectual emergence that prevents the traffic accident promotes driving safety.
Drawings
the invention will be further explained with reference to the drawings and examples, wherein:
Fig. 1 is a functional structure diagram of a driving behavior monitoring device according to a preferred embodiment of the present invention for a vehicle driver.
Detailed Description
In order to make the purpose, technical solution and effect of the present invention clearer and more clear, the following is a detailed description of the present invention. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, as shown in fig. 1, the present invention discloses a driving behavior monitoring device for a vehicle driver, which includes a detection module 100, an image acquisition module 200, a communication module 300, a processor 400, an alarm module 500 and a timing module 600;
The detection module 100 is used for detecting the rotation action of the steering wheel; the image acquisition module 200 is used for acquiring a facial image of a vehicle driver in real time; the communication module 300 is used for sending the detected rotation action of the steering wheel and the collected facial image of the vehicle driver to a control terminal of an operation center and acquiring control information returned by the control terminal, the processor 400 is used for acquiring the control information acquired by the communication module and converting the control information into a control instruction, and the alarm module 500 is used for giving an alarm to the driving behavior of the driver according to the control instruction; the timing module 600 is used for counting the driving time of the driver;
The detection module 100 and the image acquisition module 200 are respectively connected with the communication module 300, the communication module 300 is further connected with the processor 400, and the processor 400 is further connected with the alarm module 500 and the timing module 600.
In specific implementation, the illegal driving behavior of the driver may be that the driver holds a phone during driving, smokes, eats things, leaves the steering wheel with both hands simultaneously, does not leave the gear with the hands for a long time, presses the steering wheel with both hands tightly, and drives with fatigue. The detection module 100 detects the rotation of the steering wheel to obtain the rotation angle and the travel of the steering wheel, and the image acquisition module 200 acquires the facial image of the driver of the vehicle, so that the driver can identify the facial image if smoking or eating. The steering wheel information detected by the detection module 100 and the facial image of the driver of the vehicle acquired by the image acquisition module 200 are transmitted to a control terminal of the operation center through the communication module 300, where the control terminal of the operation center may be a servo server or a computer. The control terminal identifies the steering wheel information and the face image, and generates control information according to the identification result. For example, if an illegal driving behavior occurs, the alarm control information is returned. The control information generated by the control terminal is sent to the processor 400 through the communication module, the processor 400 converts the control information into a control instruction, and the warning module 500 is controlled to work according to the control instruction, so that the driver is reminded of the current driving state.
specifically, the detecting module 100 is used for detecting the steering wheel action, and specifically includes an angle sensor for detecting an angle during the turning of the steering wheel, and a stroke sensor for changing a stroke during the turning. The image capturing module 200 is used for capturing an image, and is generally a camera device. The processor 400 may be a single chip microcomputer, for example, an AT89C51 series single chip microcomputer. The communication module 300 is used for communicating with a control terminal of the operation center, and the communication module may be a broadband connection network or a wireless network card, so as to implement remote communication with the control terminal of the operation center. The alarm module 500 is a module that provides an audible or light prompt. The timing module 600 is used for counting the driving time of the driver. The timing module starts timing when a driver starts driving the vehicle, and judges that the driver is tired when the timing is detected to exceed a certain time length, so that a control instruction is generated through the processor to control the alarm module to work. The timing module can be a timer.
The embodiment of the utility model provides an AT89C51 series singlechip is prior art. While it is also conventional to use AT89C51 for alarms. For example, there are published documents: the application of an AT89C51 singlechip in a multifunctional alarm, Dianthus superbus, technical information 249-. When the fire signal is collected, the light emitting diode which represents the fire alarm flashes, and when the theft signal is collected, the light emitting diode which represents the theft flashes, and the fire alarm and the theft signal are all accompanied by the sound alarm. And the AT89C51 single chip microcomputer is the core of the alarm, and not only judges whether fire and theft occur, but also has the function of making corresponding control processing according to the judgment result. When the signal sent to the singlechip is at low level, no related dangerous case occurs, the alarm board is in a standby state, and when the singlechip detects that the signal from the fire or theft detector is at high level, the fire or theft occurs. The single chip computer processes the program, controls the LED which represents the fire or the theft to flash, and the loudspeaker gives out the sound alarm.
in addition, in other published academic journals, for example, "based on AT89C51 multi-channel signal detection and voice alarm design, luo super, jia wood university bulletin (nature science edition), 2009, No. 27, No. 2", "a design of an automobile reversing anti-collision alarm system based on AT89C51, enemy clustering, sun-east rising, zhou tang feng, sheng hong lan, equipment manufacturing technology, No. 2012, No. 2", it is also disclosed that when alarm information is detected, the alarm module is controlled to work by the AT89C51 single chip microcomputer, so as to realize the alarm function.
As can be seen from the foregoing prior art, in this embodiment, after the operation center of the automobile acquires the rotation motion of the steering wheel and the facial image of the driver of the vehicle, the control terminal determines whether the current driving of the driver is normal or abnormal, if the current driving is normal, the control terminal sends normal control information to the single chip microcomputer, and if the driving state of the driver is abnormal, the control terminal sends abnormal control information to the single chip microcomputer. The signal corresponding to different control information has different high and low levels, and the single chip microcomputer can control alarm or not alarm according to the high and low levels. For example, the signal corresponding to the normal control information is at a low level, and the signal corresponding to the abnormal control information is at a high level. The single chip microcomputer does not give an alarm when receiving the low level signal and gives an alarm when receiving the high level signal.
in addition, the angle sensor detects the angle in the rotating process, and the stroke sensor measures the displacement in the rotating process. As known in the art, the conventional steering wheel sensor measures the rotation angle of the steering wheel based on various principles, such as a photoelectric effect, a hall effect, and a resistance voltage division effect. Stroke sensors such as NE5801 stroke sensor are inertial sensors. The vibration signal is converted into an electric signal by utilizing the magnetoelectric induction principle. It is mainly composed of magnetic circuit system, inertial mass and spring damping. A magnet is rigidly fixed in the sensor housing, and an inertial mass (coil assembly) is suspended from the housing by spring elements. When the vibration sensor works, the sensor is arranged on a machine, and when the machine vibrates, the coil and the magnet move relatively within the working frequency range of the sensor to cut magnetic lines of force, so that induced voltage is generated in the coil, and the voltage value is in direct proportion to the vibration speed value. The vibration speed or displacement can be displayed by matching with a vibration monitor meter.
Because the driving process is random, the driving behavior monitoring device detects that the displacement of the steering wheel and the rotating angle of the steering wheel are transmitted to the control terminal of the operation center together with the image of the image acquisition module, the control terminal of the operation center judges whether the current driver is dangerous driving or not by combining the displacement of the steering wheel, the rotating angle of the steering wheel and the image, if the driver is dangerous driving, the dangerous driving signal is transmitted to the singlechip through the communication module, and if the driver is not dangerous driving, the normal driving signal is transmitted to the singlechip through the communication module. The control terminal of the operation center has the function of analyzing the driving state of the driver, for example, a third Hai Ge G-BOS system can be adopted on a server or a computer, and the third Hai Ge G-BOS system has the function of panoramic analysis of the driver behavior. For example, if the detection module detects that the steering wheel has no displacement and the rotation angle is also 0 for a long time and the head image of the driver has no change, the detection module judges that the driver is asleep and is in dangerous driving currently, the control terminal of the operation center sends control information of the dangerous driving to the singlechip through the communication module, and the singlechip controls the alarm module to give an alarm according to the control information.
The alarm module 500 is a voice alarm module and/or an alarm lamp, the voice alarm module is used for sending out a voice prompt signal under the action of the processor, and the voice alarm module may be a speaker. The alarm lamp is used for sending out a light flicker prompting signal under the action of the processor. The alarm lamp is an LED flash lamp arranged below a windshield in the cab.
Preferably, the image acquisition module 200 is an infrared camera. Because the driving environment of the driver is dark at night or in cloudy days, the image acquisition module adopts the infrared camera for better image acquisition, thereby improving the quality of image acquisition.
preferably, the device further comprises a display module, wherein the display module is respectively connected with the detection module and the image acquisition module and is used for displaying the acquired rotation action of the steering wheel and the acquired facial image of the driver of the vehicle. The driver can also visually acquire the driving state of the driver through the display module, and the illegal driving behavior is automatically improved, so that accidents are prevented. Further, the display module is an LCD display screen.
preferably, the communication module is a 3G wireless network card. The violation behaviors of the driver can be sent to a control terminal of the operation center in real time through a 3G wireless network, and the control terminal can adopt violation operation alarm prompt and other measures for remotely controlling the vehicle-mounted terminal equipment according to violation conditions. The 3G wireless network card can adopt one of CDMA2000 wireless network card, TD wireless network card and WCDMA wireless network card.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (6)

1. A driving behavior monitoring device for a vehicle driver is characterized by comprising a detection module, an image acquisition module, a processor, a communication module, an alarm module and a timing module;
The detection module is used for detecting the rotation action of the steering wheel; the image acquisition module is used for acquiring a facial image of a vehicle driver in real time; the communication module is used for sending detected rotation actions of a steering wheel and collected facial images of a vehicle driver to a control terminal of an operation center and acquiring control information returned by the control terminal, the processor is used for acquiring the control information acquired by the communication module and converting the control information into a control instruction, the alarm module is used for giving an alarm to the driving behavior of the driver according to the control instruction, and the timing module is used for counting the driving time length of the driver;
The detection module and the image acquisition module are respectively connected with the communication module, the communication module is also connected with the processor, and the processor is also connected with the alarm module and the timing module;
The alarm module is a voice alarm module and/or an alarm lamp, the voice alarm module is used for sending out a voice prompt signal under the action of the processor, and the alarm lamp is used for sending out a lamp flashing prompt signal under the action of the processor;
The control terminal identifies the steering wheel information and the face image and generates control information according to an identification result; the control terminal is a servo server or a computer;
The processor adopts an AT89C51 series single chip microcomputer.
2. The driving behavior monitoring device for the vehicle driver as defined in claim 1, wherein the warning lamp is an LED flash lamp installed under a windshield in the cab.
3. The driving behavior monitoring device for the vehicle driver as defined in claim 1, wherein the image acquisition module is an infrared camera.
4. The driving behavior monitoring device for the vehicle driver as claimed in claim 1, further comprising a display module, wherein the display module is respectively connected to the detection module and the image capturing module, and is configured to display the captured rotation of the steering wheel and the captured facial image of the vehicle driver.
5. The driving behavior monitoring device for the vehicle driver as defined in claim 4, wherein the display module is an LCD display screen.
6. the driving behavior monitoring device for the vehicle driver as defined in claim 1, wherein the communication module is a 3G wireless network card.
CN201920266031.XU 2019-03-01 2019-03-01 Driving behavior monitoring device for vehicle driver Active CN209803856U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112193155A (en) * 2020-09-18 2021-01-08 易显智能科技有限责任公司 External social driving behavior data acquisition system and method
CN113327420A (en) * 2021-06-03 2021-08-31 安徽达尔智能控制系统股份有限公司 Traffic monitoring system based on wisdom traffic thing networking

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112193155A (en) * 2020-09-18 2021-01-08 易显智能科技有限责任公司 External social driving behavior data acquisition system and method
CN113327420A (en) * 2021-06-03 2021-08-31 安徽达尔智能控制系统股份有限公司 Traffic monitoring system based on wisdom traffic thing networking

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