CN215309475U - Driving fatigue intervention system - Google Patents
Driving fatigue intervention system Download PDFInfo
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- CN215309475U CN215309475U CN202022655464.XU CN202022655464U CN215309475U CN 215309475 U CN215309475 U CN 215309475U CN 202022655464 U CN202022655464 U CN 202022655464U CN 215309475 U CN215309475 U CN 215309475U
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- 230000000007 visual effect Effects 0.000 claims abstract description 22
- 230000002452 interceptive effect Effects 0.000 claims abstract description 9
- 230000003993 interaction Effects 0.000 claims description 21
- 238000010079 rubber tapping Methods 0.000 claims description 19
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 230000009471 action Effects 0.000 claims description 14
- 230000005389 magnetism Effects 0.000 claims description 6
- 206010039203 Road traffic accident Diseases 0.000 abstract description 3
- 230000004397 blinking Effects 0.000 description 3
- 210000003128 head Anatomy 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses a driving fatigue intervention system, which is provided with a visual calculation module (5); the vision calculation module (5) is in interactive connection with the BCM module (3) through a CAN bus; the driving fatigue intervention system is characterized in that a multifunctional camera (4) facing the eyes of a driver is arranged in front of a driver seat in a cab, and the multifunctional camera (4) is in signal connection with a BCM (binary-coded modulation) module (3) through a vision calculation module (5). By adopting the technical scheme, the fatigue driving behavior of the driver is prompted by weak electric pulses on the steering wheel, the knocking device of the seat backrest and the voice warning, and the problem of fatigue driving of the driver is effectively intervened, so that the risk of traffic accidents caused by fatigue driving of the driver is reduced, and the driving safety of the vehicle is improved; after the fatigue of the driver is eliminated, the prompt is timely released, and normal driving is recovered.
Description
Technical Field
The utility model belongs to the technical field of vehicle safe driving control. More particularly, the present invention relates to a driving fatigue intervention system.
Background
In the prior art, no mature technical scheme is provided for fatigue driving of drivers, and the drivers are prompted mainly in an active prompting mode. There are problems in that: sometimes, a driver does not have a fatigue state, but the vehicle repeatedly prompts, so that the driver is bored; if such a prompt is given for a long time, the prompt function is disabled when the driver actually gets tired.
SUMMERY OF THE UTILITY MODEL
The utility model provides a driving fatigue intervention system, aiming at timely and accurately finding out the fatigue state of a driver and warning the driver.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the driving fatigue intervention system is arranged on an automobile, and the automobile comprises a BCM module, a steering wheel and a main driving seat; the driving fatigue intervention system is provided with a visual calculation module; the vision calculation module is interactively connected with the BCM module through a CAN bus; the driving fatigue intervention system is characterized in that a multifunctional camera facing the eyes of a driver is arranged in front of a driver seat in a cab, and the multifunctional camera is in signal connection with the BCM module through a vision calculation module.
The weak electric pulse device is characterized in that a weak electric pulse right touch key and a weak electric pulse left touch key are respectively arranged on spokes on two sides of the steering wheel; the weak electric pulse right touch key and the weak electric pulse left touch key are in signal connection with the BCM module through the visual computation module.
The seat back knocking device is arranged on the main driving seat and comprises two knocking electromagnetic coils arranged on the left and the right of the back of the main driving seat, and the knocking electromagnetic coils are in signal connection with the BCM module through a visual calculation module.
The knocking electromagnetic coil comprises a coil, an iron core and an outer cover; the coil is wound on the iron core, and the outer cover is covered on the outer side of the coil; after the coil is electrified, the iron core is magnetized, and the magnetism generated at the front end of the iron core is the same as the polarity of the magnetic pole at the rear end of the permanent magnet, so that a repulsive force is generated; after the coil is powered off, the magnetism generated by the iron core disappears, attraction force is generated between the rear end of the permanent magnet and the iron core, and the back-and-forth repeated movement generates a tapping action; the seat backrest tapping device inputs a power supply signal to the coil to control the tapping action of the tapping electromagnetic coil.
The driving fatigue intervention system is provided with a voice interaction module; the voice interaction module is characterized in that a voice warning reminding device is arranged on a steering wheel, and a voice interaction awakening key is arranged on a spoke of the steering wheel by the voice warning reminding device; the voice interaction awakening key is in signal connection with the BCM module through the visual computing module.
The driver's cabin display screen on set up dangerous warning light, dangerous warning light with BCM module carry out signal connection.
The driving fatigue intervention system is provided with a rotating speed sensor, and the rotating speed sensor is in interactive connection with the BCM module through a CAN bus.
The automobile is provided with an ECU module, and the BCM module and the ECU module are in interactive connection through a CAN bus.
By adopting the technical scheme, the fatigue driving behavior of the driver is prompted by weak electric pulses on the steering wheel, the knocking device of the seat backrest and the voice warning, and the problem of fatigue driving of the driver is effectively intervened, so that the risk of traffic accidents caused by fatigue driving of the driver is reduced, and the driving safety of the vehicle is improved; after the fatigue of the driver is eliminated, the prompt is timely released, and normal driving is recovered.
Drawings
The contents of the drawings and the reference numbers in the drawings are briefly described as follows:
FIG. 1 is a schematic structural diagram of a vehicle fatigue driving intervention system of the present invention;
FIG. 2 is a schematic view of a steering wheel structure according to the present invention;
fig. 3 is a schematic structural view of the seat back of the present invention.
Labeled as:
1. the electronic control unit comprises an ECU module, 2, a rotating speed sensor, 3, a BCM module (a vehicle body controller), 4, a multifunctional camera, 5, a visual calculation module, 6, a voice warning reminding device, 7, a seat backrest tapping device, 8, a weak electric pulse device, 9, a danger warning lamp (prompt), 10, a voice interaction module (whether fatigue driving intervention is relieved), 11, a weak electric pulse right touch key, 12, a weak electric pulse left touch key, 13, a voice interaction awakening key, 14, a tapping electromagnetic coil, 15, a tapping electromagnetic coil, 16, a steering wheel, 17 and a main driving seat.
Detailed Description
The following detailed description of the embodiments of the present invention will be given in order to provide those skilled in the art with a more complete, accurate and thorough understanding of the inventive concept and technical solutions of the present invention.
The structure of the utility model, as represented in fig. 1, 2 and 3, is a driving fatigue intervention system, provided on a vehicle comprising a BCM module 3, a steering wheel 16 and a main driver's seat 17. The utility model provides a fatigue driving intervention system, which starts an intervention mode when detecting a fatigue driving state of a driver in a vehicle in the driving process of the vehicle so as to achieve a state of enabling the driver to be conscious of driving.
In order to solve the problems and overcome the defects of the prior art and realize the utility model aims of timely and accurately finding the fatigue state of a driver and warning the driver, the utility model adopts the technical scheme that:
as shown in fig. 1 to 3, the driving fatigue intervention system of the present invention is provided with a vision calculation module 5; the vision computation module 5 and the BCM module 3 are in interactive connection through a CAN bus; the driving fatigue intervention system is characterized in that a multifunctional camera 4 facing the eyes of a driver is arranged in front of a driver seat in a cab, and the multifunctional camera 4 is in signal connection with the BCM module 3 through a vision calculation module 5.
The multifunctional camera 4 is arranged on the instrument desk. The vision calculation module is arranged in the instrument desk.
The current driving state of the driver is determined by combining the visual calculation of the blinking action and the head swing of the driver by the multifunctional camera 4 on the instrument desk; when the driver is in a fatigue driving state, the driver intervenes in the fatigue driving; firstly, a loudspeaker in the vehicle gives a voice warning to prompt a driver to drive fatigue, and the driver is reminded to reduce the vehicle speed to 60-80 km/h and take a rest in a nearby service area.
The steering wheel 16 and/or the gear shifting handball are/is provided with a weak electric pulse device 8, and the weak electric pulse device 8 is characterized in that spokes on two sides of the steering wheel are respectively provided with a weak electric pulse right touch key 11 and a weak electric pulse left touch key 12; the weak electric pulse right touch key 11 and the weak electric pulse left touch key 12 are in signal connection with the BCM module 3 through the vision calculation module 5.
The weak electric pulse contact group arranged on the steering wheel and the gear shifting handball, and the visual recognition module still detects fatigue signs of a driver after the voice warning and backrest tapping system works, and starts to start the action.
The weak electric pulse consists of an oscillation boosting circuit, the power frequency current is 8-10 mA, the frequency is 10-1500 Hz, and the lower the frequency is, the larger the stimulation degree is.
The main driving seat 17 is provided with a seat back knocking device 7, the seat back knocking device 7 comprises two knocking electromagnetic coils 14 and two knocking electromagnetic coils 15 which are arranged on the left and the right of the back of the main driving seat 17, and the knocking electromagnetic coils 14 and the knocking electromagnetic coils 15 are in signal connection with the BCM module 3 through a vision calculation module 5.
The electromagnetic coil knocking system arranged in the back of the main driving seat starts to work after receiving a fatigue driving signal of a driver of the CAN bus. The utility model prompts the fatigue driving behavior of the driver by using weak electric pulses on the steering wheel, the knocking device of the backrest and the voice warning, and effectively intervenes the problem of the fatigue driving of the driver, thereby reducing the risk of traffic accidents caused by the fatigue driving of the driver.
Secondly, combine the visual computation information to trigger seat back and beat reminding device. Thirdly, weak electric pulses on a steering wheel and a gear shifting handball are triggered by combining visual calculation information, fatigue driving is interfered by current electric shock, the multifunctional camera monitors and calculates in real time, and meanwhile, an instrument panel and a danger warning lamp flicker to remind other vehicles.
The intervention reminding is that the backrest tapping intervention action and the pulse electric shock intervention action are executed every 1 minute and 2 minutes, and when voice interaction is not used, the visual calculation module detects and calculates through the camera and can also cancel the intervention execution.
The rapping electromagnetic coil 14 and the rapping electromagnetic coil 15 both comprise coils, iron cores and outer covers; the coil is wound on the iron core, and the outer cover is covered on the outer side of the coil; after the coil is electrified, the iron core is magnetized, and the magnetism generated at the front end of the iron core is the same as the polarity of the magnetic pole at the rear end of the permanent magnet, so that a repulsive force is generated; after the coil is powered off, the magnetism generated by the iron core disappears, attraction force is generated between the rear end of the permanent magnet and the iron core, and the back-and-forth repeated movement generates a tapping action; the seat backrest rapping device 7 inputs a power supply signal to the coil to control the rapping action of the rapping electromagnetic coil.
And a screen of the cab is provided with a tapping force adjusting dialog box, a tapping frequency adjusting dialog box and a tapping duration adjusting dialog box.
The driving fatigue intervention system is provided with a voice interaction module 10; the voice interaction module 10 is characterized in that a voice warning and reminding device 6 is arranged on a steering wheel 16, and a voice interaction awakening key 13 is arranged on a spoke of the steering wheel by the voice warning and reminding device 6; the voice interaction awakening key 13 is in signal connection with the BCM module 3 through the visual computation module 5.
The voice interaction system has the following functions: when the fatigue state of the driver is over, the interactive system can be awakened by voice to request to remove the intervention device.
The screen of the cab is provided with a voice interaction system, and the voice interaction system comprises a wake-up mode and intervention execution duration; and a dialog box for adjusting the reminding language and the voice and reminding duration is also arranged.
The driver's cabin display screen on set up dangerous warning light 9, dangerous warning light 9 with BCM module 3 carry out signal connection.
The driving fatigue intervention system is provided with a rotating speed sensor 2, and the rotating speed sensor 2 is in interactive connection with the BCM module 3 through a CAN bus.
The rotating speed sensor 2 is arranged on the gearbox.
A rotating speed sensor on the gearbox transmits a rotating speed signal to a CAN bus after the frequency of the rotating speed signal is reduced by a frequency conversion module, a visual calculation module collects that the actual speed in the CAN bus is higher than 30km/h, and a multifunctional camera 4 detects the blinking action and the head action of a driver in real time and then calculates quickly; when the fatigue signs of the driver are detected, the visual calculation module CAN input the large-screen multimedia signals through the CAN bus, so that the loudspeaker sends out voice warning to remind the driver of safe driving.
The automobile is provided with an ECU module 1, and the BCM module 3 and the ECU module 1 are in interactive connection through a CAN bus. The ECU module 1 is arranged in the front cabin.
The driving time and speed of the vehicle are calculated by collecting data of the ECU module 1 and signals of a speed sensor of a gearbox, control signals are output to a reminding unit by combining visual calculation of blinking actions and head swinging of a driver by a camera, the reminding unit executes fatigue driving actions of the driver until the fatigue driving interventions of a driver are relieved by rest in a nearby service area, or after the fatigue of the driver is eliminated, active voice interaction requests for relieving the dry prognosis of the fatigue driving, and the driving interventions are relieved.
In summary, the present invention provides a fatigue driving intervention system device, which includes a vehicle speed detection module, a visual recognition module, a voice warning system, a backrest tapping execution system, a pulse electric shock system, and a voice interaction module, wherein after the vehicle speed detection module receives a 30KM/h driving speed signal, the visual recognition module participates in detecting a driving state of a driver, and outputs a control signal to the voice warning system and the backrest tapping execution system after recognizing a fatigue driving sign, the visual recognition module stops the intervention system after monitoring that the driver is fatigued, otherwise, the weak electric pulse systems on the steering wheel and the gear shifting ball start working, and the high-voltage low-current weak pulses stimulate the fingers of the driver to wake up. The intervention can be released through the voice interaction system in the execution process of the intervention system.
The utility model has been described above with reference to the accompanying drawings, it is obvious that the utility model is not limited to the specific implementation in the above-described manner, and it is within the scope of the utility model to apply the inventive concept and solution to other applications without substantial modification.
Claims (6)
1. A driving fatigue intervention system is arranged on an automobile, the automobile comprises a BCM module (3), a steering wheel (16) and a main driving seat (17), and the driving fatigue intervention system is characterized in that:
the driving fatigue intervention system is provided with a visual calculation module (5); the vision calculation module (5) is interactively connected with the BCM module (3) through a CAN bus; the driving fatigue intervention system is characterized in that a multifunctional camera (4) facing the eyes of a driver is arranged in front of a driver seat in a cab, and the multifunctional camera (4) is in signal connection with the BCM module (3) through a vision calculation module (5);
the steering wheel (16) and/or the gear shifting handball are/is provided with a weak electric pulse device (8), and the weak electric pulse device (8) is characterized in that spokes on two sides of the steering wheel are respectively provided with a weak electric pulse right touch key (11) and a weak electric pulse left touch key (12); the weak electric pulse right touch key (11) and the weak electric pulse left touch key (12) are in signal connection with the BCM module (3) through a visual computation module (5);
the seat back knocking device is characterized in that a seat back knocking device (7) is arranged on the main driving seat (17), the seat back knocking device (7) comprises two knocking electromagnetic coils (14 and 15) which are arranged on the left and the right of the back of the main driving seat (17), and the knocking electromagnetic coils (14 and 15) are in signal connection with the BCM module (3) through a visual calculation module (5).
2. The driving fatigue intervention system of claim 1, wherein: the rapping electromagnetic coils (14, 15) comprise coils, iron cores and outer covers; the coil is wound on the iron core, and the outer cover is covered on the outer side of the coil; after the coil is electrified, the iron core is magnetized, and the magnetism generated at the front end of the iron core is the same as the polarity of the magnetic pole at the rear end of the permanent magnet, so that a repulsive force is generated; after the coil is powered off, the magnetism generated by the iron core disappears, attraction force is generated between the rear end of the permanent magnet and the iron core, and the back-and-forth repeated movement generates a tapping action; the seat backrest tapping device (7) inputs a power supply signal to the coil and controls the tapping action of the tapping electromagnetic coils (14 and 15).
3. The driving fatigue intervention system of claim 1, wherein: the driving fatigue intervention system is provided with a voice interaction module (10); the voice interaction module (10) is characterized in that a voice warning and reminding device (6) is arranged on a steering wheel (16), and a voice interaction awakening key (13) is arranged on a spoke of the steering wheel by the voice warning and reminding device (6); the voice interaction awakening key (13) is in signal connection with the BCM module (3) through a visual computing module (5).
4. The driving fatigue intervention system of claim 1, wherein: the driver's cabin display screen on set up danger warning light (9), danger warning light (9) with BCM module (3) carry out signal connection.
5. The driving fatigue intervention system of claim 1, wherein: the driving fatigue intervention system is provided with a rotating speed sensor (2), and the rotating speed sensor (2) is in interactive connection with the BCM module (3) through a CAN bus.
6. The driving fatigue intervention system of claim 1, wherein: the automobile is provided with an ECU module (1), and the BCM module (3) and the ECU module (1) are in interactive connection through a CAN bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655464.XU CN215309475U (en) | 2020-11-17 | 2020-11-17 | Driving fatigue intervention system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022655464.XU CN215309475U (en) | 2020-11-17 | 2020-11-17 | Driving fatigue intervention system |
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| Publication Number | Publication Date |
|---|---|
| CN215309475U true CN215309475U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022655464.XU Active CN215309475U (en) | 2020-11-17 | 2020-11-17 | Driving fatigue intervention system |
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|---|---|
| CN (1) | CN215309475U (en) |
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- 2020-11-17 CN CN202022655464.XU patent/CN215309475U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240411 Address after: 241000 No. 8, Changchun Road, Wuhu economic and Technological Development Zone, Anhui, China Patentee after: CHERY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: 241000 Building 8, science and Technology Industrial Park, 717 Zhongshan South Road, Yijiang District, Wuhu City, Anhui Province Patentee before: Chery Commercial Vehicles (Anhui) Co., Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |