CN111959393A - Warning device and warning method for unsafe driving - Google Patents
Warning device and warning method for unsafe driving Download PDFInfo
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- CN111959393A CN111959393A CN202010392941.XA CN202010392941A CN111959393A CN 111959393 A CN111959393 A CN 111959393A CN 202010392941 A CN202010392941 A CN 202010392941A CN 111959393 A CN111959393 A CN 111959393A
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- 210000001508 eye Anatomy 0.000 claims description 12
- 210000003128 head Anatomy 0.000 claims description 10
- 239000003086 colorant Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 206010039203 Road traffic accident Diseases 0.000 abstract description 5
- 230000006870 function Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 208000003443 Unconsciousness Diseases 0.000 description 3
- 210000000887 face Anatomy 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000036544 posture Effects 0.000 description 2
- 206010010305 Confusional state Diseases 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/08—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to drivers or passengers
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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Abstract
The invention discloses an unsafe driving warning device and a warning method thereof, wherein the unsafe driving warning device comprises an image acquisition device, a warning device, an integrated processing device and a reset device, wherein the image acquisition device is used for acquiring a driving characteristic image of a driver, the integrated processing device compares the received acquired driving characteristic image with a preset unsafe driving characteristic image, when the acquired driving characteristic image is matched with the preset unsafe driving characteristic image, the driver is judged to be in an unsafe driving state, and when the duration of the unsafe driving state exceeds the preset duration, the integrated processing device controls the warning device to generate a warning; if the alarm shutdown frequency of the reset device exceeds the preset effective reset frequency within the preset reset duration, the reset device is invalid. The invention sends out warning signals to drivers who are in unsafe driving to remind the drivers to decelerate or have a rest, thereby reducing traffic accidents caused by unsafe driving.
Description
Technical Field
The invention belongs to the technical field of safe driving, and relates to an unsafe driving warning device and a warning method thereof.
Background
The mental confusion such as fatigue, call receiving and making calls, drowsiness and the like are the main factors causing traffic accidents. The vehicle deviates from the driving track at the moment of unconsciousness, causing traffic accidents. In fact, in the moment of unconsciousness, if a sudden sound, such as siren sound, emergency brake friction sound, and the like, exists, the driver can be waken instantly, so that the driver can recover a certain mental state and continue driving, but at present, the automobile has no such products.
The invention provides an unsafe driving warning device and a warning method thereof, aiming at reducing traffic accidents caused by unsafe driving.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides the following technical solutions:
an unsafe driving warning device comprises an image acquisition device, an alarm device and an integrated processing device; the image acquisition device and the alarm device are electrically connected with the integrated processing device;
the image acquisition device is used for acquiring a driving characteristic image of a driver and transmitting the acquired driving characteristic image to the integrated processing device;
the integrated processing device compares the received acquired driving feature image with a preset unsafe driving feature image, judges that the driver is in an unsafe driving state when the acquired driving feature image is matched with the preset unsafe driving feature image, and controls the alarm device to generate an alarm when the duration of the unsafe driving state exceeds a preset duration.
Preferably, the unsafe driving warning apparatus further includes a reset means and a parking power-off reset means, and the driver can shut down the alarm through the reset means or the parking power-off reset means;
if the alarm shutdown frequency exceeds the preset effective reset frequency within the preset reset duration, the reset device fails, and the driver can only shut down the alarm through the shutdown power-off reset device.
Preferably, the alarm device comprises at least two colors of warning lights, and the warning lights are electrically connected with the integrated processing device:
when the duration time of the unsafe driving state exceeds a preset duration time and the resetting device is in a normal working state, the integrated processing device controls a warning lamp of one color to flash;
when the duration time of the unsafe driving state exceeds the preset duration time and the resetting device is in a failure state, the integrated processing device simultaneously controls the warning lamp of another color to flash.
Preferably, alarm device includes the loudspeaker, loudspeaker with integrated processing apparatus electricity is connected, works as unsafe driving state duration surpasss and predetermines duration, integrated processing apparatus control loudspeaker sound of reporting to the police.
Preferably, the unsafe driving warning device further comprises a direction adjusting device, and the direction adjusting device is used for adjusting the direction of the image acquired by the image acquiring device.
Preferably, the unsafe driving characteristics include an unsafe driving posture of closed eyes, side face, low head, head up, body side down, and phone call.
Preferably, the image acquisition device is an infrared camera.
Preferably, the unsafe driving warning device further comprises a shell, the image acquisition device, the alarm device, the integrated processing device and the reset device are all arranged on the shell, and the shell is installed in the cab.
Preferably, the unsafe driving warning device further comprises a solar cell panel and a battery pack; the solar cell panel is arranged on the sunward side of the shell, and the solar cell panel and the battery pack are matched to form a power supply of the unsafe driving warning device.
The invention also provides an unsafe driving warning method, which comprises the following steps:
acquiring a driving feature image of a driver;
comparing the acquired driving feature image with a preset unsafe driving feature image, judging that the driver is in an unsafe driving state when the acquired driving feature image is matched with the preset unsafe driving feature image, and generating an alarm when the duration time of the unsafe driving state exceeds a preset duration time;
if the alarm is manually turned off by the driver within the preset reset duration, and the turn-off frequency exceeds the preset reset effective frequency, the alarm cannot be manually turned off, and the driver can only turn off the alarm by stopping and powering off.
The invention has the beneficial effects that:
(1) the invention provides a device for detecting unsafe driving of a driver and giving out a warning, which has a great warning effect on the unsafe driver, can reduce the continuous state of the unsafe driving and reduce the probability of traffic accidents.
(2) The invention adopts the warning sound and the warning lamp to awaken the driver with unconsciousness.
(3) The invention adopts the infrared camera to collect images and is not influenced by the intensity of light rays in the environment.
(4) The infrared camera adopted by the invention can be adjusted, and can be adaptively adjusted according to different vehicle types and different sitting positions of drivers.
(5) The invention can be installed on the windshield and also can be installed on the center console, and the installation position is flexible.
Drawings
FIG. 1 is a schematic view of an installation of an unsafe driving warning device;
FIG. 2 is a schematic diagram of a main structure of an unsafe driving warning device;
FIG. 3 is a schematic diagram of the main structure of an unsafe driving warning device;
FIG. 4 is a schematic view of an integrated processing device installation;
FIG. 5 is a schematic diagram of the main function keys of the unsafe driving warning device;
FIG. 6 is a schematic diagram of a method for generating an unsafe driving warning;
FIG. 7 is a schematic diagram of a method for eliminating unsafe driving warnings.
Wherein: a-driver, B-unsafe driving warning device, C-vehicle console, D-front window, 1-shell, 2-solar panel, 3-battery box, 4-power key button, 5-function key, 6-warning light, 7-direction adjusting button, 8-camera, 9-horn, 10-display screen, 11-integrated processing device, 5-1-return key, 5-2-setting key, 5-3-selecting key, 5-4-upper direction key, 5-5-lower direction key, 5-6-reset key, 5-7-warning light brightness increasing key, 5-8-warning light brightness reducing key, 5-9-horn volume increasing key, 5-10 horn volume up key.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
An unsafe driving warning device comprises an image acquisition device, an alarm device and an integrated processing device; the image acquisition device and the alarm device are electrically connected with the integrated processing device;
the image acquisition device is used for acquiring a driving characteristic image of a driver and transmitting the acquired driving characteristic image to the integrated processing device;
the integrated processing device compares the received acquired driving feature image with a preset unsafe driving feature image, judges that the driver is in an unsafe driving state when the acquired driving feature image is matched with the preset unsafe driving feature image, and controls the alarm device to generate an alarm when the duration of the unsafe driving state exceeds a preset duration.
The image acquisition device can adopt a device capable of acquiring driving characteristic images of a driver, such as a camera, wherein the camera is preferably an infrared camera and is not influenced by the intensity of light in the environment.
The alarm device can have two functions of light flashing and sound alarm, so that the alarm device can be a device combining a warning lamp and a loudspeaker, wherein the loudspeaker and the warning lamp are electrically connected with the integrated processing device;
the preset unsafe driving characteristics comprise unsafe driving postures of closing eyes, side faces, lowering heads, raising heads, leaning body or making calls and the like; the image acquisition device can acquire images which accord with unsafe driving characteristics of eyes, a face, a head, a body and the like of a driver, the eyes are opened to be in a normal state, and the eyes are closed to be in an unsafe driving state by taking the eye characteristics as a main judgment basis, for example: setting the duration of the preset unsafe driving state to be 2-3 seconds, and when the condition that the eyes of the driver are closed for more than 2-3 seconds is judged, indicating that the driver is warned of unsafe driving, controlling the warning lamp to flicker and the horn to give out warning sound; reminding the driver to stop for rest or slow down.
Further, the unsafe driving warning device further comprises a reset device and a parking power-off reset device, and the driver can shut down the alarm through the reset device or the parking power-off reset device;
if the alarm shutdown frequency exceeds the preset effective reset frequency within the preset reset duration, the reset device fails, and the driver can only shut down the alarm through the shutdown power-off reset device.
After the unsafe driving alarm occurs, the driver self judges whether the driver is unsafe to drive or not, if the driver is not unsafe to drive, the alarm is stopped by utilizing the reset device, at the moment, the alarm is temporarily eliminated, when the fatigue characteristic of the driver is monitored again, namely, the alarm device generates the alarm again, if the alarm reaches N number within a certain time, the reset device for the (N + 1) th time is failed, at the moment, the driver is considered to be in a fatigue unsafe driving state, the driver can only stop the alarm through the parking power failure reset device, the parking power failure reset device can be a main power switch of the unsafe driving alarm device, for example, when the main power switch is arranged at a position which is not easy to touch or close by the driver under the normal driving state, the driver can only stop the vehicle at the moment, and then the unsafe driving alarm device is powered off, and taking rest and eliminating the alarm.
Correspondingly, alarm device includes the warning light of two kinds of at least colours, the warning light with integrated processing apparatus electricity is connected: when the duration time of the unsafe driving state exceeds a preset duration time and the resetting device is in a normal working state, the integrated processing device controls a warning lamp of one color to flash; when the duration time of the unsafe driving state exceeds the preset duration time and the resetting device is in a failure state, the integrated processing device simultaneously controls the warning lamp of another color to flash.
For example, the warning lamp can adopt 3 colors of green, red and blue, the green is a normal operation indicator lamp, the red and blue are unsafe driving warning lamps, the warning lamp is connected with the integrated processing device through an electric wire, and different light warnings are lightened according to different unsafe driving characteristics judged by the integrated processing device;
for example, when the eyes of a driver are closed for more than 2 seconds and detected, the integrated processing device controls to light a red warning lamp to flicker and simultaneously give out an alarm sound, the driver utilizes the reset device to eliminate the alarm, if the preset reset duration is one hour, the preset effective reset times are 3 times, if the reset device is used for 3 times in one hour, when the 4 th time detects unsafe driving, the integrated processing device lights the red warning lamp and simultaneously gives out the alarm sound, at the moment, the reset device is reused, the reset device is invalid, at the moment, the blue warning lamp is simultaneously lighted, the driver is forced to stop the vehicle for rest, after power failure, the alarm can be eliminated, if a plurality of drivers follow the vehicle, other drivers can power off the unsafe driving warning device to eliminate the alarm, and after the driver is replaced, the unsafe driving warning device is started again.
Further, the unsafe driving warning device further comprises a direction adjusting device, the direction adjusting device is used for adjusting the position of the image obtained by the image obtaining device, and when the heights of the driver seats of different vehicle types are different, the positions and states of eyes, faces, heads and bodies of drivers can be accurately obtained by adjusting the image obtaining device.
As shown in fig. 1 to 4, in one implementation, the unsafe driving warning device B includes a housing 1, a camera 8, a direction adjustment button 7, a warning light 6, a speaker 9, a display screen 10, a function key 5, a power key button 4, a solar panel 2, a battery box 3, an integrated processing device 11, a battery pack, and the like; the display screen 10 is fixed at the rear of the shell and faces to the direction of a driver A, and the driver A can visually observe the display screen 10; the camera 8 is arranged above the display screen 10, and the eyes and the head of the driver A can be seen by the camera 8; a plurality of function keys 5 are arranged on the left and right of the display screen 10 and are all arranged on the shell 1; the power key button 4, the battery box 3 and the loudspeaker 9 are respectively fixed on the side surface of the shell; the warning lamp 6 and the direction adjusting button 7 are fixed above the shell; the solar cell panel 2 is fixed in front of the shell, and the battery pack is arranged in the battery box 3; the integrated processing device 11 is arranged in the shell 1 and is respectively connected with the display screen 10, the function key 5, the power key button 4, the camera 8, the direction adjusting button 7, the warning lamp 6, the loudspeaker 9, the battery pack and the solar cell panel 2 through wires; the solar cell panel 2 and the battery pack are matched to form a power supply of the unsafe driving warning device B.
The unsafe driving warning device B can be fixed on a front vehicle window D and can also be placed on a center console C, a camera 8 in the unsafe driving warning device B can rotate in the vertical and horizontal directions, and when the heights of drivers of different vehicle types are different, the positions and states of eyes, faces, heads and bodies of drivers can be accurately adjusted by adjusting the camera; the direction adjusting button 7 adopts an electronic switch button, and adjusts the direction of the camera through an orientation key on the button; the power key button 4 is arranged at a position where the driver is not easy to touch in a normal driving state, when the driver closes the unsafe driving warning device B to eliminate the alarm, the driver can only stop the vehicle, and then the unsafe driving warning device B is powered off to take a rest and eliminate the alarm.
Furthermore, in order to warn the driver more personally, the integrated processing device 11 has a plurality of warning modes inside, and different light flashing effects and warning sounds can be selected according to the preference of the driver; the function key 5 comprises 10 keys, wherein the setting key can set a light flashing effect, warning sound, flashing time, the effective times of a reset key, screen display time and the like. Regarding the light flicker brightness, the volume and the alarm elimination reset key, the mode of independent key pressing can be preferably adopted, and the operation of the driver in the driving process is convenient.
Example 2
The invention also provides an unsafe driving warning method, which comprises the following steps:
acquiring a driving feature image of a driver;
comparing the acquired driving feature image with a preset unsafe driving feature image, judging that the driver is in an unsafe driving state when the acquired driving feature image is matched with the preset unsafe driving feature image, and generating an alarm when the duration time of the unsafe driving state exceeds a preset duration time;
if the alarm is manually turned off by the driver within the preset reset duration, and the turn-off frequency exceeds the preset reset effective frequency, the alarm cannot be manually turned off, and the driver can only turn off the alarm by stopping and powering off.
Obviously, the unsafe warning method in this embodiment is based on the warning device described in embodiment 1, and thus, for more detailed contents and technical effects of the unsafe driving warning method in this embodiment, reference may be made to embodiment 1, which is not described herein again.
The embodiments given above are preferable examples for implementing the present invention, and the present invention is not limited to the above-described embodiments. Any non-essential addition and replacement made by the technical characteristics of the technical scheme of the invention by a person skilled in the art belong to the protection scope of the invention.
Claims (10)
1. An unsafe driving warning device comprises an image acquisition device, an alarm device and an integrated processing device, wherein the image acquisition device and the alarm device are electrically connected with the integrated processing device;
the image acquisition device is used for acquiring a driving characteristic image of a driver and transmitting the acquired driving characteristic image to the integrated processing device;
the integrated processing device compares the received acquired driving feature image with a preset unsafe driving feature image, judges that the driver is in an unsafe driving state when the acquired driving feature image is matched with the preset unsafe driving feature image, and controls the alarm device to generate an alarm when the duration of the unsafe driving state exceeds a preset duration.
2. The unsafe driving warning apparatus of claim 1, wherein: the system also comprises a reset device and a parking power failure reset device, and the driver can shut down the alarm through the reset device or the parking power failure reset device;
if the alarm shutdown frequency exceeds the preset effective reset frequency within the preset reset duration, the reset device fails, and the driver can only shut down the alarm through the shutdown power-off reset device.
3. The unsafe driving warning device of claim 2, wherein: the alarm device comprises at least two colors of warning lamps, and the warning lamps are electrically connected with the integrated processing device:
when the duration time of the unsafe driving state exceeds a preset duration time and the resetting device is in a normal working state, the integrated processing device controls a warning lamp of one color to flash;
when the duration time of the unsafe driving state exceeds the preset duration time and the resetting device is in a failure state, the integrated processing device simultaneously controls the warning lamp of another color to flash.
4. The unsafe driving warning apparatus of claim 1, wherein: alarm device includes loudspeaker, loudspeaker with integrated processing apparatus electricity is connected, works as unsafe driving state duration surpasss and predetermines duration, integrated processing apparatus control loudspeaker sound of reporting to the police is sent.
5. The unsafe driving warning apparatus of claim 1, wherein: the direction adjusting device is used for adjusting the direction of the image acquired by the image acquiring device.
6. The unsafe driving warning apparatus of claim 1, wherein: the unsafe driving characteristics include an unsafe driving posture of closed eyes, side face, head lowering, head raising, body side falling, and phone call.
7. The unsafe driving warning apparatus of claim 1, wherein: the image acquisition device is an infrared camera.
8. The unsafe driving warning apparatus of claim 2 or 3, wherein: the intelligent alarm device is characterized by further comprising a shell, wherein the image acquisition device, the alarm device, the integrated processing device and the reset device are all arranged on the shell, and the shell is installed in the cab.
9. The unsafe driving warning device of claim 8, wherein: the solar cell panel and the battery pack are also included; the solar cell panel is arranged on the sunward side of the shell, and the solar cell panel and the battery pack are matched to form a power supply of the unsafe driving warning device.
10. An unsafe driving warning method, comprising:
acquiring a driving feature image of a driver;
comparing the acquired driving feature image with a preset unsafe driving feature image, judging that the driver is in an unsafe driving state when the acquired driving feature image is matched with the preset unsafe driving feature image, and generating an alarm when the duration time of the unsafe driving state exceeds a preset duration time;
if the alarm is manually turned off by the driver within the preset reset duration, and the turn-off frequency exceeds the preset reset effective frequency, the alarm cannot be manually turned off, and the driver can only turn off the alarm by stopping and powering off.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384425A (en) * | 2021-05-24 | 2022-11-25 | 长城汽车股份有限公司 | Emergency power-off control method and device for one-key starting switch and automobile |
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