CN109466503A - A kind of car belt detection system - Google Patents

A kind of car belt detection system Download PDF

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Publication number
CN109466503A
CN109466503A CN201811218664.XA CN201811218664A CN109466503A CN 109466503 A CN109466503 A CN 109466503A CN 201811218664 A CN201811218664 A CN 201811218664A CN 109466503 A CN109466503 A CN 109466503A
Authority
CN
China
Prior art keywords
seat
master controller
detection system
detection module
power supply
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811218664.XA
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Chinese (zh)
Inventor
陈开元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHENZHEN ZHONGTIAN ANCHI Co Ltd
Original Assignee
SHENZHEN ZHONGTIAN ANCHI Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SHENZHEN ZHONGTIAN ANCHI Co Ltd filed Critical SHENZHEN ZHONGTIAN ANCHI Co Ltd
Priority to CN201811218664.XA priority Critical patent/CN109466503A/en
Publication of CN109466503A publication Critical patent/CN109466503A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/48Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/48Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • B60R2022/4808Sensing means arrangements therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/48Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • B60R2022/4808Sensing means arrangements therefor
    • B60R2022/4858Sensing means arrangements therefor for sensing pressure on seat

Abstract

The invention discloses a kind of car belt detection systems.The car belt detection system includes power supply, seat detection module, master controller, seat belt status detection module, warning device and host computer.Wherein, the output end of the seat detection module is connect with the controlled end of the power supply;The power supply is electrically connected with the master controller, seat belt status detection module and warning device respectively;The output end of the seat belt status detection module is connect with the input terminal of the master controller, and the output end of the master controller is connect with the warning device and the host computer respectively.The technical solution of the application, it being capable of passenger fastens the safety belt on running car on the way real-time monitoring vehicle state, when onboard passenger's safety belt buckling free or running car unlock safety belt on the way, issue warning note, to remind driver or passenger correctly to fasten one's safety belt, the safety of running car on the way is improved.

Description

A kind of car belt detection system
Technical field
The present invention relates to automobile technical field more particularly to a kind of car belt detection systems.
Background technique
Car belt is exactly to be used to guarantee passenger and the driver reduction when vehicle body is clashed on automobile The device that passenger is hurt.Quickly, once colliding, passenger's body will continue to transport forward the speed of Hyundai Motor due to inertia It is dynamic, in the car with vehicle body strikes, windshield may be crashed and be flown out forward outside window when serious.
According to traffic police department statistics and analysis: in it once may cause dead traffic accident, the use of safety belt can make car The probability that personnel survive improves 60%, has been that safety belt can make the death rate reduce 57% when front collision occurs;When side is collided The death rate 44% can be reduced;The death rate 80% can be reduced when overturning.
However, current coach, private bus and student's vehicle etc., are largely no safety band alarm devices 's.Although there is the corresponding warning sign of setting to fasten seat belts with reminding passengers or automotive service personnel's reminding passengers in the car It fastens seat belts, still, still there is part passenger not fasten one's safety belt, or Chinese herbaceous peony of being expert at is fastened, in traveling on the way peace Full band is unlocked, to bring security risk.
Some automobile has filled the safety band alarm device of some company's exploitations, needs to replace automobile existing Safety is usherd to seat or safe buckle, and is powered using bus internal electric source.However, these safety alarm devices have following disadvantage End:
1, it requires safety to usher to seat and detain the product that must be changed to customization, is not otherwise just available, once the safety belt changed Seat and safe buckle are not authenticated by stringent automobile, can there is serious security risk;
If 2, passenger on the way unlocks safety belt, driver cannot know in time.
Summary of the invention
The embodiment of the present application is by providing a kind of car belt detection system, it is intended to realize in running car on the way to vehicle Whether upper passenger, which fastens one's safety belt, carries out real-time monitoring, to improve the safety of running car.
To achieve the above object, the present invention provides a kind of car belt detection system, the car belt detection system System includes: power supply, seat detection module, master controller, seat belt status detection module, warning device and host computer, Wherein,
The output end of the seat detection module is connect with the controlled end of the power supply, the power supply respectively with The master controller, seat belt status detection module and warning device electrical connection;The seat belt status detection module it is defeated Outlet is connect with the input terminal of the master controller, the output end of the master controller respectively with the warning device and it is described on Position machine connection;
The seat detection module, for detecting on seat with the presence or absence of passenger, and in the presence of having passenger on the seat, root According to passenger sit down caused by pressure control power supply work;
The power supply, for providing electricity for the master controller, seat belt status detection module and warning device Source;
The seat belt status detection module including the Magnetic Sensor being set on safe usher to seat and is set to belted in Magnet, the seat belt status detection module, for detecting the magnetic field strength that the magnet generates by the Magnetic Sensor, and The corresponding electric signal for characterizing seat belt status is exported to the master controller;
The master controller, for exporting corresponding control signal according to the electric signal of the characterization seat belt status, with Control the warning device work;
The master controller is also used to the electric signal transmission of the characterization seat belt status to the host computer.
Optionally, the seat detection module is pressure sensor, and the pressure sensor is connect with the power supply, And it is set on automotive seat.
Optionally, the warning device is piezoelectric buzzer.
Optionally, the car belt detection system further includes Bus- Speed Monitoring module, the Bus- Speed Monitoring module and institute Host computer connection is stated, for detecting automobile speed and transmitting corresponding speed signal to the host computer.
Optionally, the Bus- Speed Monitoring module is GPS module.
Optionally, the car belt detection system further includes the server with the host computer communication connection.
Optionally, the car belt detection system further includes wireless communication line, and the wireless communication line is used for Realize the communication connection between the master controller and the host computer;
The wireless communication line is also used to realize the communication connection between the host computer and the server.
Optionally, the wireless communication line includes bluetooth module.
Optionally, the wireless communication line further includes 4G module.
Optionally, the power supply is button cell.
Technical solution of the present invention is multiplied by being arranged to whether there is on seat detection module detection seat on automotive seat Visitor, when having passenger on the seat, by passenger sit down caused by pressure control the power supply and work, and then pass through safety Carrier state detection module detects whether the passenger on the seat fastens one's safety belt, passenger on the seat do not fasten one's safety belt or For person when passenger unlocks out full band on the way for driving, control warning device issues warning note, to remind passenger and work people on vehicle Member fastens one's safety belt in time, improves the safety of driving.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the application car belt detection system.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its His embodiment, shall fall within the protection scope of the present invention.
The present invention proposes a kind of car belt detection system.
Referring to Fig.1, in an embodiment of the present invention, which includes: power supply 101, seat Detection module 102, master controller 103, seat belt status detection module 104, warning device 105 and host computer 106.
The output end of the seat detection module 102 is connect with the controlled end of the power supply 101;The power supply 101 are electrically connected with the master controller 103, seat belt status detection module 104 and warning device 105 respectively;The safety The output end of carrier state detection module 104 is connect with the input terminal of the master controller 103, the output of the master controller 103 End is connect with the warning device 105 and the host computer 106 respectively;
In the present embodiment, the power supply 101 is used to be the master controller 103, seat belt status detection module 104 And warning device 105 provides working power;The power supply 101 can be using the realization of the power supplys such as button cell, lithium battery, this Locate unlimited;
In the present embodiment, the seat detection module 102 has on simultaneously seat for detecting on seat with the presence or absence of passenger It when passenger, is sat down generated pressure by passenger, to control the work of power supply 101.The seat detection module 102 can be adopted With pressure sensor, pressure sensor is the sensor that pressure conversion can be electric signal output by one kind.By in advance in vapour Pressure sensor is arranged in vehicle seats whether to detect on seat with the presence of passenger.Pressure when on the seat without passenger, on seat Sensor is high-impedance state, and power supply 101 is in an off state with system at this time;When there is passenger on seat, sat by passenger Under the pressure that pressure sensor generates is acted on so that pressure sensor on seat is low resistance state, power supply 101 is given at this time System power supply.The present embodiment passes through and pressure sensor is arranged on the seat, can not only detect that the passenger on seat whether there is, When can also not have passenger on the seat, the power supply of power supply 101 and system is disconnected, and then is played a role in saving energy.? In other embodiments, which can also combine etc. other using pressure sensor with infrared temperature sensor Mode, which detects human body, whether there is, unlimited herein.
In the present embodiment, whether the passenger that the seat belt status detection module 104 is used to detect on seat fastens safety Band, and the corresponding electric signal for characterizing seat belt status is transmitted to the master controller 103;The seat belt status detection module 104 can buckle installation magnet in safety belt and constitute by usheing to seat upper installation Magnetic Sensor in safety.Wherein, Magnetic Sensor is Changes of magnetic field is converted into electric signal, detects the device of respective physical amount in this way.Magnet can for permanent magnet or The impermanent magnet of person such as electromagnet.The magnet of the present embodiment can use permanent magnet, and permanent magnet is that one kind adds outer Under magnetic field, the object of itself magnetism can be kept for a long time.By buckling mounting permanent magnet in safety belt, usherd to seat using safety on Magnetic Sensor incude the magnitude of field intensity that belted in permanent magnet generates, to judge whether passenger fastens safety Band.When permanent magnet is close to Magnetic Sensor, the magnetic field strength that Magnetic Sensor detects can enhance, when detecting that magnetic field strength is greater than Or when being equal to reference value, indicate that the passenger on the seat has fastened one's safety belt, when magnetic field strength is less than reference value, indicating should The passenger of seat does not fasten one's safety belt.For example, if Magnetic Sensor output characterization passenger has fastened when magnetic field strength is more than 1mT The electric signal of the high level of safety belt to master controller, on the contrary then output is low level electric signal.The technical side of the present embodiment Case is by sticking or otherwise installing Magnetic Sensor on the original safety of automobile is usherd to seat, in the original safety of automobile Band, which is buckled, to be sticked or otherwise mounting permanent magnet, the state of safety belt is detected in the way of non-contacting, and be not required to It replaces safety to usher to seat and/or safe buckle, its reliability is high, at low cost and be easily achieved.In other embodiments, the safety Carrier state detection module 104 can also be constituted using Magnetic Sensor, permanent magnet and tension sensor combination, unlimited herein.
In the present embodiment, the master controller 103 can be the microprocessors such as single-chip microcontroller, DSP and FPGA;The main control It can integrate ADC module in device 103, also can integrate the telecommunications of the characterization seat belt status received for analysis processing Number software program.It is right by running or executing the software program and/or the module that are stored in the memory of master controller 103 The electric signal received is analyzed and processed, to generate corresponding control signal and export to warning device 105.Meanwhile it should Master controller 103, be also used to characterize seat belt status electric signal and other as passenger seat number on vehicle, passengers quantity and The signals such as system battery amount are converted to the signal that host computer 106 can identify, then are transmitted to host computer by wireless communication line 106.The wireless communication line includes but is not limited to bluetooth module, wherein bluetooth module has low in energy consumption, high excellent of transmission rate Point.
In the present embodiment, the warning device 105 is the device that prompt information can be answered with output phase, such as buzzer and/or LED light etc., the warning device 105 of the present embodiment can use piezoelectric buzzer, and piezoelectric buzzer is that one kind is made with piezoelectric ceramics For the sounding body of electroacoustic transducer.There is passenger on the seat and when the passenger has fastened one's safety belt, main control 103 exports low electricity Flat control signal does not export any control signal to warning device 105 so that warning device 105 do not issue it is any Warning note.When having the passenger of passenger and the seat not fasten one's safety belt on the seat, master controller 103 exports high level Signal is controlled to warning device 105, warning note, such as continuous ring sound is exported to control warning device 105, reminds the seat Passenger fastens one's safety belt.In addition, passing through setting warning device 105, additionally it is possible to make other staff on driver or vehicle The passenger for being apparent from which seat does not fasten one's safety belt, and supervises convenient for staff's emphasis on driver or vehicle, Preferably ensure the personal safety of passenger.In other embodiments, warning device 105 can also be set and receiving master controller When the 103 low level control signal of output, warning note is issued, it is unlimited herein.
In the present embodiment, the host computer 106 can be PC machine, tablet computer or other mobile communication equipments, described It can be connected by wireless communication line such as bluetooth module between host computer 106 and master controller 103.The host computer 106 may be used also To be provided with display device for human-computer interaction, such as LCD display, LED display etc..By host computer 106, driver can To understand the seat number of passengers quantity on vehicle, passenger in real time, the information such as the seat belt status on seat and amount of batteries.In addition, institute It states host computer 106 also to connect with background server 107 by wireless communication line, which includes but is not limited to 4G Module, WI-FI module etc..The host computer 106 is also used to the safety belt on passengers quantity on vehicle, the seat number of passenger, seat The information such as state and amount of batteries are transmitted to background server 107 by wireless communication line, so as to administrative department, motor corporation and The operating status of traffic department's understanding automobile.
In one embodiment, the car belt detection system further includes Bus- Speed Monitoring module 108, the Bus- Speed Monitoring Module 108 is connect with the host computer 106.The Bus- Speed Monitoring module 108 includes but is not limited to GPS module, the present embodiment Bus- Speed Monitoring module 108 can use GPS module.By the way that the operating speed of GPS module real-time monitoring automobile is arranged in system, And the signals such as automobile speed, automobile position are transmitted to host computer 106, and then by the host computer 106 by corresponding speed Signal is transmitted to master controller 103, and master controller 103 can judge whether automobile speed reaches according to the speed signal received Preset value, whether which is that motor corporation is set according to the actual situation needs to start warning device for multilevel iudge Speed reference point.For example, can be set when speed is less than 20Km/h, even if having passenger on seat and the passenger does not fasten peace Full band, master controller 103 exports corresponding control signal at this time, or does not output control signals to warning device 105, so that report Alarm device 105 does not issue warning note;When speed is more than 20Km/h, warning device 105 can be to not fastening peace at this time on seat The passenger of full band issues warning note, very fast with reminding passengers speed, needs to fasten one's safety belt, to avoid emergency brake or touch It hits and passenger is damaged.Certainly, the positioning function as possessed by GPS module, this system can also be by GPS modules, will The information such as location information, the automobile speed of automobile are transmitted to background server 107 through host computer 106, for motor corporation's management Department and traffic department understand the specific location and vehicle speed condition of automobile.
The foregoing is merely the alternative embodiments of the application, are not intended to limit the scope of the patents of the application, all at this Under the application design of application, using equivalent structure transformation made by present specification and accompanying drawing content, or directly/use indirectly In the scope of patent protection that other related technical areas are included in the application.

Claims (10)

1. a kind of car belt detection system characterized by comprising power supply, seat detection module, master controller, Seat belt status detection module, warning device and host computer, wherein
The output end of the seat detection module is connect with the controlled end of the power supply, the power supply respectively with it is described Master controller, seat belt status detection module and warning device electrical connection;The output end of the seat belt status detection module Connect with the input terminal of the master controller, the output end of the master controller respectively with the warning device and the host computer Connection;
The seat detection module, for detecting on seat with the presence or absence of passenger, and in the presence of having passenger on the seat, according to multiplying Visitor sit down caused by pressure control power supply work;
The power supply, for providing power supply for the master controller, seat belt status detection module and warning device;
The seat belt status detection module including the Magnetic Sensor being set on safe usher to seat and is set to belted in magnetic Body, the seat belt status detection module, for detecting the magnetic field strength that the magnet generates by the Magnetic Sensor, and it is defeated The electric signal of corresponding characterization seat belt status is to the master controller out;
The master controller, for exporting corresponding control signal according to the electric signal of the characterization seat belt status, with control The warning device work;
The master controller is also used to the electric signal transmission of the characterization seat belt status to the host computer.
2. car belt detection system as described in claim 1, which is characterized in that the seat detection module is pressure biography Sensor, the pressure sensor are connect with the power supply, and are set on automotive seat.
3. car belt detection system as described in claim 1, which is characterized in that the warning device is piezoelectric buzzing Device.
4. car belt detection system as described in claim 1, which is characterized in that the car belt detection system is also Including Bus- Speed Monitoring module, the Bus- Speed Monitoring module is connect with the host computer, for detecting automobile speed and transmitting correspondence Speed signal to the host computer.
5. car belt detection system as claimed in claim 4, which is characterized in that the Bus- Speed Monitoring module is GPS mould Block.
6. car belt detection system as described in claim 1, which is characterized in that the car belt detection system is also Including the server with the host computer communication connection.
7. such as car belt detection system as claimed in any one of claims 1 to 6, which is characterized in that the car belt Detection system further includes wireless communication line, the wireless communication line, for realizing the master controller and the host computer Between communication connection;
The wireless communication line is also used to realize the communication connection between the host computer and the server.
8. car belt detection system as claimed in claim 7, which is characterized in that the wireless communication line includes bluetooth Module.
9. car belt detection system as claimed in claim 7, which is characterized in that the wireless communication line further includes 4G Module.
10. car belt detection system as described in claim 1, which is characterized in that the power supply is button cell.
CN201811218664.XA 2018-10-18 2018-10-18 A kind of car belt detection system Pending CN109466503A (en)

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CN201811218664.XA CN109466503A (en) 2018-10-18 2018-10-18 A kind of car belt detection system

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Application Number Priority Date Filing Date Title
CN201811218664.XA CN109466503A (en) 2018-10-18 2018-10-18 A kind of car belt detection system

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111619506A (en) * 2020-05-26 2020-09-04 上海图丽信息技术有限公司 Prompting system for motor vehicle driver not fastening safety belt
CN114559898A (en) * 2022-02-08 2022-05-31 深圳市有方科技股份有限公司 Vehicle, seat assembly thereof, seat cushion and rear safety belt unfastening reminding method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08164822A (en) * 1994-12-13 1996-06-25 Tomoichi Ono Seat belt monitoring system for vehicle exterior display
CN1372517A (en) * 1999-07-30 2002-10-02 凤凰企业控股有限公司 Harness safety alarm
CN2928598Y (en) * 2006-07-27 2007-08-01 张玥 Safety belt anti-loose device for automobile
CN205273408U (en) * 2016-01-14 2016-06-01 重庆电讯职业学院 Safety belt magnetic induction detection device
CN207747864U (en) * 2017-12-18 2018-08-21 深圳唯创知音电子有限公司 A kind of detection of safety belt and driver are from vehicle blanket
CN207972611U (en) * 2018-03-06 2018-10-16 深圳市图敏智能视频股份有限公司 A kind of carriage seat seat belt status monitoring device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08164822A (en) * 1994-12-13 1996-06-25 Tomoichi Ono Seat belt monitoring system for vehicle exterior display
CN1372517A (en) * 1999-07-30 2002-10-02 凤凰企业控股有限公司 Harness safety alarm
CN2928598Y (en) * 2006-07-27 2007-08-01 张玥 Safety belt anti-loose device for automobile
CN205273408U (en) * 2016-01-14 2016-06-01 重庆电讯职业学院 Safety belt magnetic induction detection device
CN207747864U (en) * 2017-12-18 2018-08-21 深圳唯创知音电子有限公司 A kind of detection of safety belt and driver are from vehicle blanket
CN207972611U (en) * 2018-03-06 2018-10-16 深圳市图敏智能视频股份有限公司 A kind of carriage seat seat belt status monitoring device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111619506A (en) * 2020-05-26 2020-09-04 上海图丽信息技术有限公司 Prompting system for motor vehicle driver not fastening safety belt
CN114559898A (en) * 2022-02-08 2022-05-31 深圳市有方科技股份有限公司 Vehicle, seat assembly thereof, seat cushion and rear safety belt unfastening reminding method

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Address after: 14 / F, Beidou building, 6 Huida Road, Jiangbei new district, Nanjing, Jiangsu Province 210000

Applicant after: Jiangsu Zhongtian Anchi Technology Co., Ltd

Address before: 518000 room 701, 7 / F, building a, Tsinghua Information Port R & D building, North District, high tech Industrial Park, Xili street, Nanshan District, Shenzhen City, Guangdong Province

Applicant before: SHENZHEN ZHONGTIAN ANCHI Co.,Ltd.

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Application publication date: 20190315