CN106114442B - A kind of moment opening car door protection technique - Google Patents
A kind of moment opening car door protection technique Download PDFInfo
- Publication number
- CN106114442B CN106114442B CN201610687000.2A CN201610687000A CN106114442B CN 106114442 B CN106114442 B CN 106114442B CN 201610687000 A CN201610687000 A CN 201610687000A CN 106114442 B CN106114442 B CN 106114442B
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- China
- Prior art keywords
- vehicle
- personal computer
- industrial personal
- detection device
- car door
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/34—Protecting non-occupants of a vehicle, e.g. pedestrians
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
- B60Q9/008—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling for anti-collision purposes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Human Computer Interaction (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The present invention relates to a kind of moment opening car door protection techniques, including industrial personal computer, and it is set to the vehicle external environment detection device outside industrial personal computer, it further include the passenger detection device being set to outside industrial personal computer, it further include the vehicle body self-locking device being set to outside industrial personal computer, it further include the interior alarm set being set to outside industrial personal computer, the outer detection device of the vehicle is connected by circuit with industrial personal computer, the passenger detection device is connected by circuit with industrial personal computer, the vehicle body self-locking device is connected by circuit with industrial personal computer, the car alarm set is connected by circuit with industrial personal computer, the vehicle external environment detection device uses video detector, the video detector includes video capture and transport unit, video detection host, controller and detection system software.
Description
Technical field
The present invention relates to automobile defense technique field, in particular to a kind of moment opening car door protection technique.
Background technique
Already existing anti-collision system for automobile has passive anticollision and active collision avoidance on the market, already existing passive on the market
Performance of the anti-collision system in terms of reducing driver and passenger's injures and deaths is unsatisfactory, although Active collision avoidance system can be one
Determine the accident that cuts down traffic accidents in degree, but cooperate other anti-collision system effects can more stick, the center of gravity about collision avoidance system is still
In the collision for preventing vehicle rear, and specific in the research that prevents pedestrian and vehicle collision door device and not perfect, now
Center of gravity about collision avoidance system is still in the collision for preventing vehicle rear, and specific in preventing pedestrian and vehicle collision car door
Systematic research, at present at home and abroad all also and not perfect, from the point of view of current present Research, such device is set as working as personnel
Preparation is when getting off, system sound an alarm prompting get off personnel note that the personnel of getting off oneself is needed to grasp in the process whether there is or not barriers
Hinder object cup to collide, results in system not smart enoughization.Therefore this system prevents collision car door from being ground mainly for intelligence
Study carefully, car door can be effectively prevented in the moment of unlatching and pedestrian and automobile crash.
Summary of the invention
The object of the present invention is to provide a kind of moment opening car door protection techniques, for effectively preventing car door in unlatching
Moment and pedestrian and automobile crash provide safe traffic environment.
The present invention be solve its technical problem the technical scheme adopted is that
A kind of moment opening car door protection technique, including industrial personal computer, and it is set to the vehicle external environment inspection outside industrial personal computer
Device is surveyed, further includes the passenger detection device being set to outside industrial personal computer, further includes that the vehicle body that is set to outside industrial personal computer is self-locking
Device, further includes the interior alarm set being set to outside industrial personal computer, and the outer detection device of the vehicle passes through circuit and industrial personal computer phase
Connection, the passenger detection device are connected by circuit with industrial personal computer, and the vehicle body self-locking device passes through circuit and industrial personal computer
It is connected, the car alarm set is connected by circuit with industrial personal computer；
Further, the vehicle external environment detection device use video detector, by image signal process technology and based on
There are many advantages of video detector of calculation machine vision technique, although video detector is affected by weather, can be used
The highly sensitive B/W camera of low-light (level) improves the effect of detection and segmentation.He can be detected and be acquired on a large scale
To a variety of traffic informations of real-time and precise, analysis obtains the traffic data needed for us.Here primarily to obtaining other vehicles
And pedestrian distance and speed, the video detector include video capture and transport unit, video detection host, control
Device and detection system software, are capable of detecting when the actual conditions of vehicle periphery, then data are transmitted by data transmission set
To inner computer, inner computer processing analysis obtains the travel speed, distance and motion state of pedestrian and other vehicles, meter
The time for reaching car door is calculated, determines whether to open interior alarm set and vehicle body self-locking device.Using in vehicle image
The two-dimensional position of vehicle and some parameters of measured in advance calculate the practical three-dimensional position of vehicle, if between a set time
Every interior shooting two images, then the practical three-dimensional position of vehicle can be calculated according to two images and obtains vehicle in this set time
Displacement in interval, to further determine that car speed；
Further, the passenger detection device is internally provided with handle, and the handle is internally provided with condenser type sense of touch
Sensor, passenger detection device pass through circuit with vehicle external environment detection device respectively and are connected with industrial personal computer, the detection of vehicle external environment
Device is used to detect the speed and distance of pedestrian and vehicle, and realizes forecast function according to the calculating of program, to judge pedestrian
Acquired results are delivered to passenger detection device by a possibility that knocking car door with vehicle, then by the sense of touch in passenger detection device
Formula sensor detects the information of occupant's door opening, and interior alarm set and the self-locking dress of vehicle body are controlled after being handled by industrial personal computer
It sets；
Further, the interior self-locking device is internally provided with snap-gauge, vehicle body self-locking device and interior alarm set
Principle is to learn that someone will open car door by condenser type tactile sensor, if learnt on inspection and pedestrian and other vehicles
There is the possibility of collision, then realizes opening and closing lock function by the drive path between industrial personal computer control handle and snap-gauge；
Further, the interior alarm set is internally provided with alarm device, is realized by alarm device to occupant
Prompting, notify occupant pay attention to preventing with personnel outside vehicle and other pass through automobile crash；
It is an advantage of the current invention that
This kind of moment opening car door protection technique is accomplished that when vehicle and pedestrian in system induction surrounding a certain range, in advance
When measuring your enabling to be possible to bump against pedestrian or other vehicles, and touching handlebar enabling, car can have alarm set to ring at once
It rises, it is potential dangerous to remind you, and lock a door automatically simultaneously, by taking the above measure to prevent the generation of such accident, to reach
Reduce the probability that such accident occurs, safe traffic environment is provided.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of moment opening car door protection technique proposed by the present invention；
Fig. 2 is the work flow diagram of moment opening car door protection technique proposed by the present invention；
Wherein: 1- vehicle external environment detection device；2- passenger detection device；3- industrial personal computer；4- vehicle body self-locking device；5- is interior
Alarm set.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Diagram and specific embodiment are closed, the present invention is further explained.
As shown in Figures 1 and 2, moment opening car door protection technique proposed by the present invention includes industrial personal computer 3, and is set to
Vehicle external environment detection device 1 outside industrial personal computer 3, further includes the passenger detection device 2 being set to outside industrial personal computer 3, further includes
The vehicle body self-locking device 4 being set to outside industrial personal computer 3 further includes the interior alarm set 5 being set to outside industrial personal computer 3；
Referring to Fig.1, the outer detection device of the vehicle is connected by circuit with industrial personal computer 3, and the passenger detection device 2 passes through
Circuit is connected with industrial personal computer 3, and the vehicle body self-locking device 4 is connected by circuit with industrial personal computer 3, the car alarm set
5 are connected by circuit with industrial personal computer 3；
Further, the vehicle external environment detection device 1 use video detector, by image signal process technology and based on
There are many advantages of video detector of calculation machine vision technique, although video detector is affected by weather, can be used
The highly sensitive B/W camera of low-light (level) improves the effect of detection and segmentation.He can be detected and be acquired on a large scale
To a variety of traffic informations of real-time and precise, analysis obtains the traffic data needed for us.Here primarily to obtaining other vehicles
And pedestrian distance and speed, the video detector include video capture and transport unit, video detection host, control
Device and detection system software, are capable of detecting when the actual conditions of vehicle periphery, then data are transmitted by data transmission set
To inner computer, inner computer processing analysis obtains the travel speed, distance and motion state of pedestrian and other vehicles, meter
The time for reaching car door is calculated, determines whether to open interior alarm set 5 and vehicle body self-locking device 4.Utilize vehicle image
The two-dimensional position of middle vehicle and some parameters of measured in advance calculate the practical three-dimensional position of vehicle, if in a set time
Interval in shoot two images, then can be calculated according to two images the practical three-dimensional position of vehicle obtain vehicle herein fix when
Between interval in displacement, to further determine that car speed；
Further, the passenger detection device 2 is internally provided with handle, and the handle is internally provided with condenser type sense of touch
Sensor, passenger detection device 2 are connected by circuit with industrial personal computer 3 respectively with vehicle external environment detection device 1, the inspection of vehicle external environment
Speed and distance that device 1 is used to detect pedestrian and vehicle are surveyed, and forecast function is realized according to the calculating of program, to judge to go
Acquired results are delivered to passenger detection device 2 by a possibility that people and vehicle knock car door, then by passenger detection device 2
Tactile sensor detects the information of occupant's door opening, and interior alarm set 5 and vehicle body are controlled after being handled by industrial personal computer 3
Self-locking device 4；
Further, the interior self-locking device is internally provided with snap-gauge, vehicle body self-locking device 4 and interior alarm set 5
Principle be to learn that someone will open car door by condenser type tactile sensor, if learnt on inspection and pedestrian and other
Vehicle has the possibility of collision, then realizes opening and closing lock function by the drive path between 3 control handle of industrial personal computer and snap-gauge；
Further, the interior alarm set 5 is internally provided with alarm device, is realized by alarm device to occupant
Prompting, notify occupant pay attention to preventing with personnel outside vehicle and other pass through automobile crash；
Referring to Fig. 2, the frequency of the velocity sensor square-wave signal on itself speed changer of usual automobile works as vehicle in 0-200Hz
Speed drops to 10km/h hereinafter, when i.e. velocity sensor output frequency only has several hertz, and system starts.After system starting, need
Meet following two condition:
Condition one: other traffic participants collide with this vehicle in order to prevent, need to detect rear of vehicle situation.According to stopping
Vehicle sighting distance S, and in view of the most probable velocity of vehicle on real road, last rear monitoring distance value is 110m.Vehicle
The monitoring of two sides need to consider road width, and combine general vehicle commander and precision problem, obtain value 3m.
Condition two: in the case where having determined that judgement vehicle and pedestrian have the danger for knocking car door, if 2 quilt of passenger detection device
Triggering, that is, have occupant to touch car door, and system carries out further work automatically.
When two above precondition all reaches, self-locking function and alarm starting in system.Alarm beeps,
Illustrate at this time since dangerous door lock has been locked.It carries out after locking door 1-2 seconds, system is according to vehicle external environment detection device 1
Detected situation judges whether there is the possibility knocked again.If without danger, door lock unlock；In two premises, as long as
There is a premise to be unable to satisfy, does not have subsequent reaction, but before personnel get off in the car, it can dynamic detection again
Whether there is or not the possibility knocked, and without the possibility knocked, then door lock controller directly unlocks, and occupant can smoothly get off；Conversely, then again
The secondary judgement back to condition one.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (1)
1. a kind of moment opening car door guard method, it is characterised in that: including industrial personal computer, and be set to the vehicle outside industrial personal computer
External environment detection device further includes the passenger detection device being set to outside industrial personal computer, further includes being set to outside industrial personal computer
Vehicle body self-locking device, further includes the interior alarm set being set to outside industrial personal computer, the outer detection device of the vehicle by circuit with
Industrial personal computer is connected, and the passenger detection device is connected by circuit with industrial personal computer, and the vehicle body self-locking device passes through circuit
It is connected with industrial personal computer, the car alarm set is connected by circuit with industrial personal computer；
The vehicle external environment detection device use video detector, the video detector include video capture and transport unit,
Video detection host, controller and detection system software；The passenger detection device is internally provided with handle, inside the handle
It is provided with condenser type tactile sensor；The car self-locking device is internally provided with snap-gauge；It is set inside the car alarm set
It is equipped with alarm device；
The control method of above-mentioned apparatus is as follows:
The vehicle external environment detection device uses video detector, and video detector includes video capture and transport unit, video
Host, controller and detection system software are detected, is used to detect the actual conditions of vehicle periphery, and pass through data transmission set
Data are transferred to industrial personal computer, industrial personal computer processing analysis obtains the travel speed, distance and motion state of pedestrian and other vehicles,
The time up to car door is calculated, determines whether to open interior alarm set and vehicle body self-locking device；
The practical three-dimensional position of vehicle is calculated using the two-dimensional position of vehicle in vehicle image and the parameter of measured in advance, if
Two images are shot in one Fixed Time Interval, then can calculate the practical three-dimensional position of vehicle according to two images and obtain vehicle
Displacement in this Fixed Time Interval, to further determine that car speed；
Passenger detection device passes through circuit with vehicle external environment detection device respectively and is connected with industrial personal computer, vehicle external environment detection device
Forecast function is realized for detecting the speed and distance of pedestrian and vehicle, and according to the calculating of program, to judge pedestrian and Che
Acquired results are delivered to passenger detection device, then are passed by the tactile in passenger detection device by a possibility that knocking car door
Sensor detects the information of occupant's door opening, and interior alarm set and vehicle body self-locking device are controlled after being handled by industrial personal computer；
The principle of vehicle body self-locking device and interior alarm set is to learn that someone will open car door by condenser type tactile sensor,
If having learnt the possibility for having collision with pedestrian and other vehicles on inspection, by between industrial personal computer control handle and snap-gauge
Drive path realize opening and closing lock function；
The frequency of velocity sensor square-wave signal on automobile itself speed changer in 0-200Hz, when speed drop to 10km/h with
Under, i.e., when velocity sensor output frequency only has several hertz, the protection starting of moment opening car door needs to meet after system starting
Following two condition, self-locking function and alarm starting；
Condition one: other traffic participants collide with this vehicle in order to prevent, need to detect rear of vehicle situation；It is regarded according to parking
Away from S, and in view of the most probable velocity of vehicle on real road, last rear monitoring distance value is 110m, vehicle two sides
Monitoring need to consider road width, and combine general vehicle commander and precision problem, obtain value 3m；
Condition two: in the case where having determined that judgement vehicle and pedestrian have the danger for knocking car door, if passenger detection device is triggered,
There is occupant to touch car door, system carries out further work automatically；
When two above precondition all reaches, alarm beeps, and illustrates at this time since dangerous door lock has been locked
On；It carries out after locking door 1-2 seconds, system situation according to detected by vehicle external environment detection device judges whether there is hit again
On possibility；If without danger, door lock unlock；In two premises, as long as there is a premise to be unable to satisfy, do not have subsequent
Reaction, but before personnel get off in the car, can dynamically detect the presence of the possibility knocked again, without the possibility knocked, then
Door lock controller directly unlocks, and occupant can smoothly get off；Conversely, then again returning to the judgement of condition one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610687000.2A CN106114442B (en) | 2016-08-18 | 2016-08-18 | A kind of moment opening car door protection technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610687000.2A CN106114442B (en) | 2016-08-18 | 2016-08-18 | A kind of moment opening car door protection technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106114442A CN106114442A (en) | 2016-11-16 |
| CN106114442B true CN106114442B (en) | 2019-01-15 |
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ID=57279363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610687000.2A Expired - Fee Related CN106114442B (en) | 2016-08-18 | 2016-08-18 | A kind of moment opening car door protection technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106114442B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI661957B (en) * | 2017-10-06 | 2019-06-11 | Ming Chi University Of Technology | Car door collision avoidance system and detection method thereof |
| CN112572112A (en) * | 2020-12-23 | 2021-03-30 | 奇瑞汽车股份有限公司 | Automobile door control system and method and automobile |
| CN113635832B (en) * | 2021-07-28 | 2023-06-20 | 上海工程技术大学 | Control method for preventing collision during parking and door opening |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5969603A (en) * | 1998-05-07 | 1999-10-19 | Wang; Chun-Chung | Door opening warning system device for cars |
| US7068160B2 (en) * | 2004-04-19 | 2006-06-27 | Daimlerchrysler Corporation | Open automotive door alert |
| CN102837653B (en) * | 2012-09-13 | 2015-05-06 | 浙江吉利汽车研究院有限公司杭州分公司 | Car door opening safeguard system |
| CN203211186U (en) * | 2013-03-30 | 2013-09-25 | 安徽师范大学 | Door opening alarming device for automobile |
| CN105313772A (en) * | 2015-12-02 | 2016-02-10 | 安徽工程大学 | Vehicle door opening reminding system and control method thereof |
| CN205186062U (en) * | 2015-12-16 | 2016-04-27 | 长安大学 | Open door and prevent overtaking collision system based on machine vision |
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2016
- 2016-08-18 CN CN201610687000.2A patent/CN106114442B/en not_active Expired - Fee Related
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| CN106114442A (en) | 2016-11-16 |
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Granted publication date: 20190115 Termination date: 20210818 |