CN103895606A - Distributed safety belt detection system and method - Google Patents
Distributed safety belt detection system and method Download PDFInfo
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- CN103895606A CN103895606A CN201410088896.3A CN201410088896A CN103895606A CN 103895606 A CN103895606 A CN 103895606A CN 201410088896 A CN201410088896 A CN 201410088896A CN 103895606 A CN103895606 A CN 103895606A
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Abstract
The invention discloses a distributed safety belt detection system and method. The system comprises a plurality safety belt detection devices connected with a driver monitoring device through CAN buses. Each safety belt detection device is composed of a first microcontroller connected with a pressure sensor, a safety belt switch, a first voice alarm and a first CAN communication module respectively. The driver monitoring device is composed of a second microcontroller connected with a second CAN communication module, a speed sensor, a second voice alarm and an LCD respectively. The method includes the steps that the distributed safety belt detection systems detects whether safety belts of passengers are fastened at regular time and remind the passengers of fastening the safety belts; a driver detects whether the safety belts of the passengers are fastened through the LCD and reminds the passengers who do not fasten the safety belts to fasten the safety belts; when the car speed exceeds a safety value, the distributed safety belt detection system can remind the driver that some passengers do not fasten the safety belts. The distributed safety belt detection system and method are suitable for the driver of a large passenger car to master safety belt use conditions of the passengers in real time, and detection at regular time and centralized display can be achieved, so driving safety can be improved.
Description
Technical field
The present invention relates to the technical field that safety strap detects, a kind of particularly distributed security band checking system and method.
Background technology
Safety strap is automobile, and particularly motor omnibus ensures the conventional facility of passenger safety, can effectively improve passenger's safety.But, there is potential safety hazard by bus in many passenger's safety belt buckling frees.
Number of patent application is 201120263688.4 " reminder for automobile safety belt ", and detection part is divided into many groups, is separately positioned on each seat and corresponding safety strap of automotive seat, when there being people not fasten seat belts, sends warning.This device is not suitable for the more passenger vehicle of personnel, when annunciator sounds, cannot judge which seat do not fasten seat belts.
Number of patent application is 201020294509.9 " automobile safety belt alarm device ", judges the mode of warning according to the speed of a motor vehicle of running car; But whether this device only detects the safety strap of a small amount of seat and fastens, and is applicable to roadlice, is not suitable for motor omnibus.
Although in prior art, there is safety band alarm device, the main safety strap service condition that is applicable to detecting a small amount of seat, for the motor omnibus that has tens passengers, chaufeur can not be grasped the safety strap service condition of all passengers in real time.
Summary of the invention
The technical matters of object of the present invention and solution is the defect existing for prior art, for automobile, particularly motor omnibus, a kind of distributed security band checking system and method thereof are proposed, realize in the time that passenger is sitting on seat, on the LCD display in chaufeur front, show that the passenger on which seat does not fasten seat belts, before driving He in driving process, detect and remind these passengers to fasten seat belts, and remind chaufeur to have people not fasten seat belts, chaufeur reduces road speed, thereby improves passenger's safety.
In order to realize above-mentioned object, technical scheme of the present invention is:
A kind of distributed security band checking system, comprise some safety strap detecting devices that are connected with chaufeur monitoring device by CAN bus, wherein said safety strap detecting device is made up of the first microcontroller 5 that is connected with respectively pressure sensor 1, seat belt switch 2, the first phonetic alarm 3 and a CAN communication module 4; Described chaufeur monitoring device is made up of the second microprocessor 10 that is connected with respectively the 2nd CAN communication module 6, speed sensor 7, the second phonetic alarm 8 and LCD display 9; Described LCD display 9 is arranged on the front lower place of chaufeur.
The first microcontroller 5 described above is micro controller system.
The second microprocessor 10 described above is embedded microprocessor.
On LCD display 9 described above, be provided with corresponding button.
The second phonetic alarm 8 described above has people not fasten seat belts during reminding chaufeur to drive.
Chaufeur monitoring device and multiple safety strap detecting device are realized data communication by CAN bus, and reliable communications, connects easy.
In order to realize above-mentioned object, another technical scheme of the present invention is:
The method of inspection of a kind of distributed security band checking system of the present invention, comprises the steps:
(1), before vehicle is about to travel, chaufeur is pressed " prompting " button on LCD display 9, sends detection instruction to each safety strap detecting device;
(2) pressure sensor 1 responds on passenger-seat, whether there is passenger, whether seat belt switch 2 detects passenger and fastens seat belts, according to setting: do not have passenger's seat to appear dimmed, the seat that has passenger and fasten seat belts is shown in green, has passenger but the seat of not fastening seat belts is shown in red; When there being seat shown in red, first microprocessor 5 sends signal, and the first phonetic alarm 3 just carries out voice reminder, and is situation by a CAN communication module 4 to chaufeur monitoring device report safety strap solution;
(3) in Vehicle Driving Cycle, speed sensor 7 detects current vehicle speed, and by the different time interval of setting, the second microprocessor 10 sends detection instruction by CAN bus to each safety strap detecting device; When the speed of a motor vehicle exceedes 60km/h, and have seat shown in red, the second phonetic alarm 8 just carries out voice reminder;
The described time gap of step (3) is: in the time that the speed of a motor vehicle is less than 40km/h, time gap is 5min; When the speed of a motor vehicle is more than or equal to 40km/h, while being less than 60km/h, time gap is 3min; When the speed of a motor vehicle is more than or equal to 60km/h, while being less than 90km/h, time gap is 1min; In the time that the speed of a motor vehicle is more than or equal to 90km/h, time gap is 0min.
Beneficial effect: a kind of distributed security band checking system of the present invention and method thereof, comprise safety strap detecting device and chaufeur monitoring device.Whether safety strap detecting device realization timing detects passenger and fastens seat belts, and reminding passengers is fastened seat belts; Whether chaufeur monitoring device is realized chaufeur and is detected passenger by read-out and fasten seat belts, and control safety strap detecting device reminding passengers and fasten seat belts, in startup procedure, send signal, control safety strap detecting device detection passenger and whether fasten seat belts, and remind the passenger who does not fasten seat belts to fasten seat belts; In the time that the speed of a motor vehicle exceedes predetermined value, remind chaufeur to have passenger not fasten seat belts; The speed of a motor vehicle is faster, and it is faster that chaufeur monitoring device sends the frequency of detection signal.
The safety strap detecting device at each seat uses CAN bus to be connected with chaufeur monitoring device by CAN communication module, and reliable communications, connects easy.
The present invention is especially applicable to that the passenger of motor omnibus is carried out to safety strap service condition and detects and centralized displaying, and reminding passengers and chaufeur, improves the safety of driving.
Accompanying drawing explanation
Fig. 1 is the functional block diagram of the safety strap detecting device in a kind of distributed security band of the present invention checking system;
Fig. 2 is the functional block diagram of the chaufeur monitoring device in a kind of distributed security band of the present invention checking system;
Fig. 3 is the functional block diagram of a kind of distributed security band of the present invention checking system;
Fig. 4 is the diagram of circuit of a kind of distributed security band of the present invention method of inspection.
In figure: 1. pressure sensor, 2. seat belt switch, 3. the first phonetic alarm, a 4. CAN communication module, 5. the first microcontroller, 6. the 2nd CAN communication module, 7. speed sensor, 8. the second phonetic alarm, 9.LCD read-out, 10. the second microprocessor.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
A kind of distributed security band checking system, comprise some safety strap detecting devices that are connected with chaufeur monitoring device by CAN bus, wherein said safety strap detecting device is made up of the first microcontroller 5 that is connected with respectively pressure sensor 1, seat belt switch 2, the first phonetic alarm 3 and a CAN communication module 4; Described chaufeur monitoring device is made up of the second microprocessor 10 that is connected with respectively the 2nd CAN communication module 6, speed sensor 7, the second phonetic alarm 8 and LCD display 9; Described LCD display 9 is arranged on the front lower place of chaufeur.
The first microcontroller 5 described above is micro controller system.
The second microprocessor 10 described above is embedded microprocessor.
On LCD display 9 described above, be provided with prompting button.
The second phonetic alarm 8 described above has people not fasten seat belts during reminding chaufeur to drive.
Chaufeur monitoring device and multiple safety strap detecting device are realized data communication by CAN bus, and reliable communications, connects easy.
The method of inspection of a kind of distributed security band checking system of the present invention, comprises the steps:
(1), before vehicle is about to travel, chaufeur is pressed " prompting " button on LCD display 9, sends detection instruction to each safety strap detecting device;
(2) pressure sensor 1 responds on passenger-seat, whether there is passenger, whether seat belt switch 2 detects passenger and fastens seat belts, according to setting: do not have passenger's seat to appear dimmed, the seat that has passenger and fasten seat belts is shown in green, has passenger but the seat of not fastening seat belts is shown in red; When there being seat shown in red, first microprocessor 5 sends signal, and the first phonetic alarm 3 just carries out voice reminder, and is situation by a CAN communication module 4 to chaufeur monitoring device report safety strap solution;
(3) in Vehicle Driving Cycle, speed sensor 7 detects current vehicle speed, and by the different time interval of setting, the second microprocessor 10 sends detection instruction by CAN bus to each safety strap detecting device; When the speed of a motor vehicle exceedes 60km/h, and have seat shown in red, the second phonetic alarm 8 just carries out voice reminder;
Wherein, the described time gap of step (3) is: in the time that the speed of a motor vehicle is less than 40km/h, time gap is 5min; When the speed of a motor vehicle is more than or equal to 40km/h, while being less than 60km/h, time gap is 3min; When the speed of a motor vehicle is more than or equal to 60km/h, while being less than 90km/h, time gap is 1min; In the time that the speed of a motor vehicle is more than or equal to 90km/h, time gap is 0min.
Using method
(1) passenger is sitting on seat, and the safety strap detecting device reminding passengers of native system is fastened seat belts.
(2) whether before chaufeur is driven, the LCD display of the chaufeur monitoring device by native system is pressed " promptings " button, detect passenger and fasten seat belts, and the passenger that prompting is not fastened seat belts fastens seat belts.
(3) passenger that when driving, the safety strap detecting device timed reminding of native system is not fastened seat belts fastens seat belts; When the speed of a motor vehicle exceedes 60km/h, the chaufeur monitoring device timed reminding chaufeur of native system, has passenger not fasten seat belts, and should slow down and go slowly.
The present embodiment is more excellent embodiment of the present invention; it should be noted that; in the situation that not deviating from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (7)
1. a distributed security band checking system, it is characterized in that, comprise some safety strap detecting devices that are connected with chaufeur monitoring device by CAN bus, described safety strap detecting device is made up of the first microcontroller (5) that is connected with respectively pressure sensor (1), seat belt switch (2), the first phonetic alarm (3) and a CAN communication module (4); Described chaufeur monitoring device is made up of the second microprocessor (10) that is connected with respectively the 2nd CAN communication module (6), speed sensor (7), the second phonetic alarm (8) and LCD display (9); Described LCD display (9) is arranged on the front lower place of chaufeur.
2. distributed security band checking system according to claim 1, is characterized in that, described the first microcontroller (5) is micro controller system.
3. distributed security band checking system according to claim 1, is characterized in that, described the second microprocessor (10) is embedded microprocessor.
4. distributed security band checking system according to claim 1, is characterized in that, described speed sensor (7) is the own speed measuring device of vehicle or tachogenerator, as GPS.
5. distributed security band checking system according to claim 1, is characterized in that, on described LCD display (9), is provided with button.
6. a method of inspection for distributed security band checking system as claimed in claim 1, is characterized in that, comprises the steps:
1), before vehicle is about to travel, chaufeur is pressed " prompting " button on LCD display (9), sends detection instruction to each safety strap detecting device;
2) on pressure sensor (1) induction passenger-seat, whether have passenger, whether seat belt switch (2) detects passenger and fastens seat belts; When there being seat shown in red, first microprocessor (5) sends signal, and the first phonetic alarm (3) just carries out voice reminder, and is situation by a CAN communication module (4) to chaufeur monitoring device report safety strap solution;
3) in Vehicle Driving Cycle, speed sensor (7) detects current vehicle speed, and by the different time interval of setting, the second microprocessor (10) sends detection instruction by CAN bus to each safety strap detecting device; When the speed of a motor vehicle exceedes 60km/h, and have seat shown in red, the second phonetic alarm (8) just carries out voice reminder.
7. the method for inspection of distributed security band checking system according to claim 6, is characterized in that, described time gap is that, in the time that the speed of a motor vehicle is less than 40km/h, time gap is 5min; When the speed of a motor vehicle is more than or equal to 40km/h, while being less than 60km/h, time gap is 3min; When the speed of a motor vehicle is more than or equal to 60km/h, while being less than 90km/h, time gap is 1min; In the time that the speed of a motor vehicle is more than or equal to 90km/h, time gap is 0min.
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| CN201410088896.3A CN103895606B (en) | 2014-03-12 | 2014-03-12 | A kind of distributed security band checking system and method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104900058A (en) * | 2015-05-21 | 2015-09-09 | 常州市东晨车辆部件有限公司 | Multi-information interaction system used for passenger vehicle |
| CN106218615A (en) * | 2016-07-29 | 2016-12-14 | 北京新能源汽车股份有限公司 | Vehicle with a steering wheel |
| CN106915325A (en) * | 2017-03-20 | 2017-07-04 | 苏州深合电子科技有限公司 | A kind of full car safety belt monitoring system of commercial car |
| CN107813786A (en) * | 2017-10-24 | 2018-03-20 | 中国重汽集团济南动力有限公司 | Bus seat safety belt does not wear prompt system |
| CN108688615A (en) * | 2017-04-10 | 2018-10-23 | 北京嘀嘀无限科技发展有限公司 | Safety monitoring system, safety monitoring method and the device being set in the vehicles |
| CN111989688A (en) * | 2018-04-06 | 2020-11-24 | 天体电子学先进电子系统公司 | Seat sensing and reporting system |
| CN112498287A (en) * | 2021-01-15 | 2021-03-16 | 安徽安凯汽车股份有限公司 | Directional intelligent voice reminding alarm system for school bus without safety belt fastening |
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| US20030014166A1 (en) * | 2000-11-20 | 2003-01-16 | Chinigo Andrew M. | Safety system for school buses |
| DE202006001069U1 (en) * | 2006-01-23 | 2006-03-30 | Franz Kiel Gmbh & Co. Kg | Device to give information to driver of tour coach about state of occupancy of passenger seats and seat belt fastening state has display unit and identification devices for each seat and each seat belt system connected to control unit |
| CN101402348A (en) * | 2008-08-29 | 2009-04-08 | 吴速 | Method and system for inspecting wearing safety belt |
| CN202345617U (en) * | 2011-11-08 | 2012-07-25 | 长安大学 | Warning device for safety belt use of car |
| CN203063895U (en) * | 2012-12-31 | 2013-07-17 | 兰州吉利汽车工业有限公司 | Automobile safety belt warning device based on network |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20030014166A1 (en) * | 2000-11-20 | 2003-01-16 | Chinigo Andrew M. | Safety system for school buses |
| DE202006001069U1 (en) * | 2006-01-23 | 2006-03-30 | Franz Kiel Gmbh & Co. Kg | Device to give information to driver of tour coach about state of occupancy of passenger seats and seat belt fastening state has display unit and identification devices for each seat and each seat belt system connected to control unit |
| CN101402348A (en) * | 2008-08-29 | 2009-04-08 | 吴速 | Method and system for inspecting wearing safety belt |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104900058A (en) * | 2015-05-21 | 2015-09-09 | 常州市东晨车辆部件有限公司 | Multi-information interaction system used for passenger vehicle |
| CN106218615A (en) * | 2016-07-29 | 2016-12-14 | 北京新能源汽车股份有限公司 | Vehicle with a steering wheel |
| CN106915325A (en) * | 2017-03-20 | 2017-07-04 | 苏州深合电子科技有限公司 | A kind of full car safety belt monitoring system of commercial car |
| CN108688615A (en) * | 2017-04-10 | 2018-10-23 | 北京嘀嘀无限科技发展有限公司 | Safety monitoring system, safety monitoring method and the device being set in the vehicles |
| CN107813786A (en) * | 2017-10-24 | 2018-03-20 | 中国重汽集团济南动力有限公司 | Bus seat safety belt does not wear prompt system |
| CN111989688A (en) * | 2018-04-06 | 2020-11-24 | 天体电子学先进电子系统公司 | Seat sensing and reporting system |
| CN112498287A (en) * | 2021-01-15 | 2021-03-16 | 安徽安凯汽车股份有限公司 | Directional intelligent voice reminding alarm system for school bus without safety belt fastening |
| CN112498287B (en) * | 2021-01-15 | 2021-10-26 | 安徽安凯汽车股份有限公司 | Directional intelligent voice reminding alarm system for school bus without safety belt fastening |
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| CN103895606B (en) | 2016-01-13 |
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