CN209096597U - A kind of system for distinguishing children and whether taking copilot station - Google Patents
A kind of system for distinguishing children and whether taking copilot station Download PDFInfo
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- CN209096597U CN209096597U CN201821550182.XU CN201821550182U CN209096597U CN 209096597 U CN209096597 U CN 209096597U CN 201821550182 U CN201821550182 U CN 201821550182U CN 209096597 U CN209096597 U CN 209096597U
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- children
- copilot
- sensor
- signal
- copilot station
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Abstract
The utility model discloses a kind of systems whether discrimination children take copilot station, including the infrared temperature sensor that the first detection device is for acquiring copilot temperature, second monitoring device is the ultrasonic sensor for monitoring copilot station personnel's height, third detection device is the photosensitive sensors for monitoring safety belt overhang size, the infrared temperature sensor and ultrasonic sensor is arranged on the front car body of copilot, and photosensitive sensors are then fixed on safety belt；The utility model controls infrared temperature sensor by signal processing unit ECU, acquires the temperature signal of people and article on assistant driver seat, judges whether to be people on copilot station.In this way, if there is children are sitting on assistant driver seat, the prompting of warning device will be obtained, improves the awareness of safety of parent and children, reduces dangerous generation.
Description
Technical field
The utility model relates to vehicle automatic measurement technique fields more particularly to a kind of discrimination children whether to take copilot
The system of position.
Background technique
Currently, in recent years, the traffic mortality of 14 years old Chinese or less children is European according to the statistics of the Ministry of Public Security
2.5 times, 2.6 times of the U.S..Traffic accident has been first cause of the death of this age bracket children.Traffic police sums up some be easiest to
The habit for leading to child's car injures and deaths, including: allow child individually to take assistant driver seat, parent bosom child rides, allows
Child uses former vehicle safety belt etc..
Air bag, safety belt on vehicle are designed for adult.When car collides, it is individually sitting in the passenger side
Even if sailing the safety belt that the child on position has fastened former vehicle, since the bodily form is smaller, child is easy to glide out from safety belt,
Restraining force is insufficient, is also easy the neck that fasten by safety belt, the positions such as cervical vertebra is caused seriously to be wound.Importantly, filled on vehicle
What air bag was aligned originally is the chest of adult, if it is children's ride-on, for the lesser child of the bodily form, if it happens
Unexpected, air bag will just hit the head of child when popping up, its instantaneous touch power is up to hundreds of kilograms, considerably beyond children's
Endurance, it is possible to cause the serious consequences such as asphyxia and fracture of cervical spine.
Utility model content
The purpose of the utility model is to provide a kind of systems whether discrimination children take copilot station, and can work as has
When child is sitting in copilot station, the case where occupant can be reminded, reduce children's ride-on copilot station.
The technical solution adopted in the utility model are as follows:
It is a kind of to distinguish children's system for whether taking copilot station, including the first detection device, the second monitoring device, the
Three detection devices and processor, first detection device are the infrared temperature sensor for acquiring copilot temperature, the
Two monitoring devices are the ultrasonic sensor for monitoring copilot station personnel's height, and third detection device is to pacify for monitoring
Photosensitive sensors entirely with overhang size, the infrared temperature sensor and ultrasonic sensor are arranged at copilot
On the car body of front, photosensitive sensors are then fixed on safety belt；The infrared temperature sensor, ultrasonic sensor
The input terminal of processor is connected with the output end of photosensitive sensors.
The processor is ECU.
It further include the warning device being connect with the ECU, for carrying out audio alert according to the caution signal.
Further include the engine start sensor being connect with the ECU, detects hair in the engine start sensor
When motivation enabling signal, the ECU starts the first acquisition device, acquires the temperature signal.
Further include: the timer connecting with the ECU, when the timer reaches preset time value, starting first is adopted
Acquisition means, temperature signal described in repeated acquisition.
In the utility model above scheme, infrared temperature sensor is controlled by signal processing unit ECU, acquires copilot
The temperature signal of people and article on seat judge whether to be people on copilot station.First, it is identified using temperature signal, such as
Fruit is identified as article, and vehicle normally travel is not alarmed；If identification has occupant, amount detecting device, peace are just stretched out by safety belt
It is less than the value of default overhang with overhang entirely, directly judgement is children, is sounded an alarm, otherwise, using backrest has been arranged
The ultrasonic sensor installed additional in height carries out head identification, if the sensor that height has been arranged does not find that head is blocked, and is sentenced
The person of being broken into is children, is sent warning signal；Otherwise, normally travel.In this way, it, will if there is children are sitting on assistant driver seat
The prompting of warning device is obtained, the awareness of safety of parent and children are improved, reduces dangerous generation.
Detailed description of the invention
Fig. 1 is the utility model schematic block circuit diagram.
Specific embodiment
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
As shown in Figure 1, the utility model includes the first detection device, the second monitoring device, third detection device and processing
Device, first detection device are infrared temperature sensor for acquiring copilot temperature, temperature collection signal, at ECU
The temperature signal is managed, the discrimination of people and article is carried out, obtains the discrimination results of people and article.Infrared temperature sensor acquisition
Signal includes blood heat's signal.It whether is people or object by what is taken on the determining assistant driver seat of temperature signal discrimination
Product, when determining the value for having occupant and safety belt elongation to be greater than setting elongation, vehicular control unit ECU25 is to being not belonging to
The associated extension amount of virgin scope, can not judge immediately, and at this moment vehicular control unit ECU25, which needs to utilize, has been arranged backrest height
The ultrasonic sensor installed additional in degree carries out head identification, and comprehensive descision determines whether copilot station occupant is children.It improves
The accuracy rate of identification.
Second monitoring device is the ultrasonic sensor for monitoring copilot station personnel's height, has been set according to described utilize
The ultrasonic sensor for setting certain angle setting immediately ahead of install additional in backrest height or car body carries out head identification, if
The sensor that height has been arranged does not find that head is blocked, judges member for children, issues trigger signal to ECU.
Third detection device is the photosensitive sensors for monitoring safety belt overhang size, the infrared temperature sensing
Device and ultrasonic sensor are arranged on the front car body of copilot, and photosensitive sensors are then fixed on safety belt,
Judged according to the value of the copilot safety belt elongation, if the value of overhang issues below the value of default overhang
Otherwise caution signal carries out head identification using the ultrasonic sensor installed additional in backrest height has been arranged；Wherein, in advance
If extending magnitude is 1900 millimeters, the value of overhang is less than or equal to 1900 millimeters can determine that it is children, in practical applications, this
A value can change with the variation of the bust finding of children and adult, i.e., default elongation can be set,
Specifically photosensitive sensors are arranged at elongation magnitude is 1900 millimeter, when extended, photosensitive sensors trigger signal to ECU,
Surface is adult, otherwise is children.
The infrared temperature sensor, ultrasonic sensor connect the input of processor with the output end of photosensitive sensors
End.
The processor is ECU.Interactive operation is facilitated to use and show.
Stretch out amount detecting device judgement according to the safety belt, if safety belt overhang below the value of default overhang,
It sends warning signal, otherwise, carries out head identification using the ultrasonic sensor installed additional in backrest height has been arranged；
It does not find that head is blocked according to the ultrasonic sensor that height has been arranged, judges that member for children, gives a warning letter
Number, otherwise, normally travel.Engine start status signal is acquired, if the status signal is to open, then acquires the temperature letter
Number.
First acquisition device described in the utility model connects vehicle-mounted with second acquisition device with third acquisition device
Control unit ECU carries out the discrimination of people or article, obtains the discrimination results of people or article for handling the temperature signal；If
The discrimination results of the people or article indicate unidentified human body temperature signal out, normally travel, otherwise, according to safety belt overhang
Signal judgement is detected, if the value of overhang sends warning signal below the value of default overhang, otherwise, using seat has been arranged
The ultrasonic sensor installed additional in chair back height carries out head identification, if the sensor that height has been arranged does not find that head hides
Gear, judges that member for children, sends warning signal；Otherwise, normally travel.
Vehicular control unit ECU25 is again further processed collected head position signal, is in view of current youngster
Virgin overnutrition phenomenon is more, simply cannot judge whether being children according to the value of safety belt overhang.
In above scheme, when vehicular control unit ECU25 sends warning signal, an executive device is needed, is used to real
The caution signal applied, so, the automatic system for detecting children's ride-on copilot station further includes filling with the alarm connecting
It sets, for carrying out audio alert according to the caution signal.
Warning device issues alarm signal by voice signal, reminds copilot station not allow children's ride-on, effectively
It plays a warning role.Certainly, warning device is also possible to display, and display copilot station cannot take children, can also be
Warning lamp is just lighted when detection has children's ride-on, is also possible to other devices that can be played a warning role, herein not one by one
It enumerates.
Head identification, which is carried out, after sensor starting using the ultrasonic sensor installed additional in backrest height judges pair
The signal in passenger's head position region on driver seat, is sent to vehicular control unit ECU25, and sensor closes after continuing 1 minute
It closes.
In order to make scheme with more practicability, so, the automatic system for detecting children's ride-on copilot station further include with
The car engine state sensor of connection opens after in the engine start, sensor detects Engine Start Signal
Dynamic infrared temperature sensor device 24, temperature collection signal.In this way, automobile engine is detected in vehicular control unit ECU25
When enabling signal, so that it may to start the system of automatic detection children's ride-on copilot station, improve the practicability of system and have
Effect property.
Man's activity head position identifies in order to prevent, the automatic system for detecting children's ride-on copilot station, further include:
The timer connecting with ECU255, when the timer reaches preset time value, ECU25 starts head position acquisition device
22, head position signal described in repeated acquisition.
After head position acquisition device i.e. as described above continues 1 minute, ultrasonic sensor is closed, in practical applications,
The work of possible 1 minute sensor of man's activity, so closing after five minutes, ultrasonic sensor is again started up, collection head position
Confidence number repeats process as shown in figure 1, it is ensured that the validity of identification.
It should be noted that the system is system corresponding with above method embodiment, own in above method embodiment
Implementation can also reach identical technical effect suitable for the embodiment of the system.
In order to preferably realize that the purpose of above scheme, the present invention are suitable for applying in general to various automobiles, including the passenger side
Seat is sailed, further includes the system of automatic detection children's ride-on copilot station as described above.Above-mentioned automatic detection children's ride-on
The embodiment of the system of copilot station can be suitably used for general automobile.
Claims (5)
1. a kind of system for distinguishing children and whether taking copilot station, it is characterised in that: including the first detection device, the second prison
Device, third detection device and processor are surveyed, first detection device is the infrared temperature for acquiring copilot temperature
Sensor, the second monitoring device are the ultrasonic sensor for monitoring copilot station personnel's height, and third detection device is
For monitoring the photosensitive sensors of safety belt overhang size, the infrared temperature sensor and ultrasonic sensor are respectively provided with
On the front car body of copilot, photosensitive sensors are then fixed on safety belt；It is the infrared temperature sensor, super
Sonic sensor connects the input terminal of processor with the output end of photosensitive sensors.
2. the system according to claim 1 for distinguishing children and whether taking copilot station, it is characterised in that, the place
Reason device is ECU.
3. according to claim 2 distinguish children's system for whether taking copilot station, it is characterised in that, further include with
The warning device of the ECU connection, for carrying out audio alert according to caution signal.
4. according to claim 3 distinguish children's system for whether taking copilot station, it is characterised in that, further include with
The engine start sensor of the ECU connection, when the engine start sensor detects Engine Start Signal, institute
It states ECU and starts the first acquisition device, temperature collection signal.
5. according to claim 4 distinguish children's system for whether taking copilot station, it is characterised in that, further include with
The timer of the ECU connection starts the first acquisition device, repeated acquisition institute when the timer reaches preset time value
State temperature signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550182.XU CN209096597U (en) | 2018-09-21 | 2018-09-21 | A kind of system for distinguishing children and whether taking copilot station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821550182.XU CN209096597U (en) | 2018-09-21 | 2018-09-21 | A kind of system for distinguishing children and whether taking copilot station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209096597U true CN209096597U (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821550182.XU Expired - Fee Related CN209096597U (en) | 2018-09-21 | 2018-09-21 | A kind of system for distinguishing children and whether taking copilot station |
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| CN (1) | CN209096597U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979237A (en) * | 2019-12-03 | 2020-04-10 | 惠州市德赛西威汽车电子股份有限公司 | Early warning method and device for automobile copilot |
-
2018
- 2018-09-21 CN CN201821550182.XU patent/CN209096597U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110979237A (en) * | 2019-12-03 | 2020-04-10 | 惠州市德赛西威汽车电子股份有限公司 | Early warning method and device for automobile copilot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190712 Termination date: 20200921 |