CN2785922Y - Pre-inflation type outlaid safety airbag - Google Patents
Pre-inflation type outlaid safety airbag Download PDFInfo
- Publication number
- CN2785922Y CN2785922Y CN 200520200144 CN200520200144U CN2785922Y CN 2785922 Y CN2785922 Y CN 2785922Y CN 200520200144 CN200520200144 CN 200520200144 CN 200520200144 U CN200520200144 U CN 200520200144U CN 2785922 Y CN2785922 Y CN 2785922Y
- Authority
- CN
- China
- Prior art keywords
- sensor
- air bag
- quick
- circuit
- safety air
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Air Bags (AREA)
Abstract
The utility model discloses a pre-inflation type outlaid safety airbag which comprises a driving circuit, a safety circuit, an air generator and air bags which are connected with the air generator. At least a set of air bags and the air generator are arranged at a front guard of an automobile, wherein the air generator is connected with a control end of a control circuit which is stored with a control procedure through the driving circuit and the safety circuit. An input end of the control circuit is respectively connected with signal output ends of a radar which is arranged on the front end of the automobile, a sensor on a gasoline throttle, the sensor on a brake and the sensor on a steering wheel. An output end of the control circuit is connected with a buzzer, and control signals of the control circuit for controlling the operation of the air generator are sensitive than effective detected signals of the input end of the control circuit. A safety airbag which is arranged on the front of the automobile can be automatically detonated when the distance of the automobile and a front passerby or an obstacle exceeds a safe range, and thus the personal safety of the passerby can be protected.
Description
(1), technical field
The utility model relates to a kind of safety guard for automobile.
(2), background technology
Traditional safe automobile air bag is installed in the bearing circle and instrument desk in the operator's compartment the place ahead in the car.Safety air bag mainly is made up of driving circuit, vital circuit, gas generator and airbag, and when crashing, sensor is experienced auto against intensity, and electronic system receives the also signal of processes sensor.When judgement is necessary to open air bag, by flip flop equipment igniting signal triggering gas generator takes place immediately, gas generator produces a large amount of gases rapidly after receiving signal, and be full of airbag, make the occupant to contact, rather than fiercely collide with the interior trimming parts of automobile with soft energy-absorbing buffering object.Existing safe automobile air bag only can be implemented protection at driving in the car or passenger, can not carry out crash protection to the outer colliding object of car.
(3), utility model content
Of the present utility modelly provide a kind of automobile air-bag system, to solve the technical matters of the outer colliding object of car being carried out crash protection.
The technical solution of the utility model: the external safety air bag of this pre-quick-fried formula, comprise driving circuit, vital circuit, gas generator and the airbag that is attached thereto, it is characterized in that: have at least one group of airbag and gas generator to be installed in the front bumper place of automobile, described gas generator passes through driving circuit, vital circuit is connected with the control end of the control circuit of a storing control program, the radar that the input end of described control circuit is installed with automotive front end respectively, sensor on the throttle, sensor in the brake, the signal output part of the sensor on the bearing circle is connected, the mouth of control circuit is connected with a buzzer phone, and the control signal of control circuit control gaseous producer work is sensitive to effective detectable signal of control circuit input end.
Above-mentioned airbag and gas generator also comprise airbag and the gas generator that is installed on the car body of windshield glass of automobile below.
Above-mentioned radar is infrared distance measurement radar or ultrasonic ranging radar.
The control circuit of above-mentioned storing control program is a single chip circuit that has the micro controller system of internal memory or be circumscribed with memory device.
Sensor, the sensor in the brake on the above-mentioned throttle are piezoelectric transducers,
Sensor on the above-mentioned bearing circle is Magnetic Sensor or optical sensor.
Sensor on the above-mentioned throttle be positioned on the Das Gaspedal or the Das Gaspedal connecting rod on.
Sensor in the above-mentioned brake be positioned on the brake pedal or the brake pedal connecting rod on.
Sensor on the above-mentioned bearing circle is positioned on steering wheel body or the steering wheel shaft.
The utility model is a kind of automobile air-bag system that can ignite automatically before danger takes place, and this system installs in the place ahead of automobile, is controlled jointly by radar, sensor and micro controller system.When automobile and the place ahead pedestrian or obstacle surpass safe range; at first by micro controller system indication buzzer warning; remind the danger in driver the place ahead; if after reminding, dangerous technical movements occurred; just explanation has been absorbed among a kind of crisis; radar is passed to micro controller system with information, and safety air bag can be opened automatically.That is: this micro controller system is the calculation control center, information obtains from radar, micro controller system is analyzed data, danger is then given the alarm by buzzer phone, after micro controller system obtains sensor on the throttle and sends the dangerous information of overtaking other vehicles still, continues process information, if judge dangerous, the driver does not remove current danger, to such an extent as to after dangerous technical movements having occurred, micro controller system is just controlled external air bag work.Then external safety air bag started before collision takes place.
When touching on the brake, hit wheel and other dangerous technical movements suddenly when taking place, each locational sensor is sent to micro controller system with the degree of depth that the unit time touches on the brake, the induced signals such as steering wheel angle that turn in the unit time, micro controller system is opened buzzer phone earlier according to stored program, when relative distance is too small, only remind the driver; If when judging danger, send control signal, start gas generator automatically at Best Times, open airbag rapidly, with protection pedestrian's personal safety.
For example: when brake was carried out simultaneously with left-hand rotation, then the ultrasonic radar of right front started, and by Single-chip Controlling, ignited the right front safety air bag before dangerous situation takes place.
The utlity model has the advantage of safe anticollision and positive effect; the vehicle frame distortion is to automobile and pedestrian's coup injury when having avoided collision; reduce to collide the motroist that causes and the loss of automobile, the people that can the actv. protection may bump with car body or the safety of object.
(4), description of drawings
Fig. 1 is that the utility model is installed in the position view on the car body.
Fig. 2 is schematic circuit diagram of the present utility model.
(5), the specific embodiment
Embodiment can be referring to Fig. 1, and radar 1 is installed in the front bumper two ends of automobile, and airbag and gas generator divide two groups,
Be installed in the front side 2 of front bumper of automobile and preceding machine cover 3 places of front windshield below respectively.The position of control circuit 4 can be placed on any anterior position in the car body operator's compartment as required.Sensor 5 on the throttle can place on the Das Gaspedal, and the sensor 6 in the brake can place on the brake pedal, and the sensor 7 on the bearing circle can place on the steering wheel shaft.
Referring to Fig. 2, what wherein C51 represented is micro controller system, and P0-P3 is four ports of micro controller system, and input end P3 connects piezoelectric transducer, the sensor in the brake and the sensor on the bearing circle on the throttle, and the end P1 that comes in and goes out connects radar.This micro controller system uses the chip of " Bosch (Bosch) company ", P2 termination external memory storage EPROM, and connecing model between micro controller system and the external memory storage is the address buffer chip of 74LS373.Mouth P0 connects buzzer phone, control termination safety air bag, and the control end of micro controller system is connected with vital circuit with the driving circuit of safety air bag as the trigger end of safety air bag, and driving circuit is connected with airbag with gas generator.
Sensor 5 on the above-mentioned throttle, the sensor 6 in the brake can adopt existing product, as piezoelectric transducer, can use the pressure sensor of model as DENSO; Sensor 7 on the bearing circle also can adopt existing product, and Magnetic Sensor or optical sensor as based on electrical coupling can adopt the product of Bosch.
The control circuit 4 of storing control program can select to have the micro controller system of internal memory, also can select to be circumscribed with the single chip circuit of memory device, is the micro controller system of MCS51 as model.
Radar can be selected long scope range only radar of CW and the short scope radar of SRR.Existing infrared technique, ultrasonic radar technology and the laser technology that is used for detection range all can adopt, and resembles automobile-used infra-red radar distance measuring equipment (DME) and automobile-used ultrasonic radar distance measuring equipment (DME) all can be selected, and is installed in the place ahead of automobile.The infra-red radar distance measuring equipment (DME) is surveyed the distance of two to 30 meters of vehicle front, and the ultrasonic radar distance measuring equipment (DME) is surveyed five meters with interior distance, can start working when automobile is in high speed.The existing product for example product B osch 24GHz of Bosch company can directly use.
Safety air bag can be selected Ford Motor's air bag system, and the gas generator of safety air bag and driving circuit, vital circuit all can adopt existing products.
During work, by the relative distance of radar detection automobile and the place ahead pedestrian or obstacle, and calculate relative velocity, when the output signal of radar reaches setting value, buzzer warning, remind driver's danger to take place, the sensor on the throttle starts simultaneously, if driver's open the throttle wide, reach preset value, then reporting to the police stops, and is judged to be and overtakes other vehicles, and the air bag group is not ignited; If decontrol throttle; touch on the brake; then the automotive airbag device works on; reach a certain relative velocity and less than a certain apart from the time; the control signal that the control end of micro controller system will trigger to the driving circuit output of safety air bag; by driving circuit igniting signal triggering gas generator takes place immediately; gas generator produces a large amount of gases rapidly after receiving signal; and be full of airbag; moment control airbag opens; between vehicle front and pedestrian or obstacle, form an air bag and isolate, protect the people of vehicle front or the safety of object effectively.
Control embodiment of the present utility model is as follows: reach one regularly when entering a certain danger range and the speed of a motor vehicle, as apart 20 meters, speed of a motor vehicle 80km/h, and relative velocity is greater than a certain value, both sudden stop rear in the place ahead had been difficult to reflect the possibility that knocks into the back, and automobile gives a warning, if the then circuit disconnection of driver's open the throttle wide, alarm stops, and air bag is not ignited; If decontrol throttle, touch on the brake, then the automotive airbag device works on, reach a certain relative velocity and less than a certain apart from the time, start air bag.If relative distance is less than a certain value, as 10 meters, 80km/h, relative velocity are greater than a certain value, and as 60km/h, promptly the driver is difficult to make
In time and when not having bump and dodging, airbag apparatus work.The radar of this device is a work covering of the fan, and buzzer phone sends alerting signal, reminds and may get into an accident to the driver, and the driver is taken urgent measure as early as possible.
Claims (9)
1, the external safety air bag of a kind of pre-quick-fried formula, comprise driving circuit, vital circuit, gas generator and the airbag that is attached thereto, it is characterized in that: have at least one group of airbag and gas generator to be installed in the front bumper place of automobile, described gas generator passes through driving circuit, vital circuit is connected with the control end of the control circuit of a storing control program, the radar that the input end of described control circuit is installed with automotive front end respectively, sensor on the throttle, sensor in the brake, the signal output part of the sensor on the bearing circle is connected, the mouth of control circuit is connected with a buzzer phone, and the control signal of control circuit control gaseous producer work is sensitive to effective detectable signal of control circuit input end.
2, the external safety air bag of pre-quick-fried formula as claimed in claim 1 is characterized in that: above-mentioned airbag and gas generator also comprise airbag and the gas generator that is installed on the car body of windshield glass of automobile below.
3, the external safety air bag of pre-quick-fried formula as claimed in claim 1 or 2, it is characterized in that: above-mentioned radar is infrared distance measurement radar or ultrasonic ranging radar.
4, the external safety air bag of pre-quick-fried formula as claimed in claim 1 or 2 is characterized in that: the control circuit of above-mentioned storing control program is a single chip circuit that has the micro controller system of internal memory or be circumscribed with memory device.
5, the external safety air bag of pre-quick-fried formula as claimed in claim 1 or 2, it is characterized in that: sensor, the sensor in the brake on the above-mentioned throttle are piezoelectric transducers.
6, the external safety air bag of pre-quick-fried formula as claimed in claim 1 or 2, it is characterized in that: the sensor on the above-mentioned bearing circle is Magnetic Sensor or optical sensor.
7, the external safety air bag of pre-quick-fried formula as claimed in claim 1 or 2 is characterized in that: the sensor on the above-mentioned throttle be positioned on the Das Gaspedal or the Das Gaspedal connecting rod on.
8, the external safety air bag of pre-quick-fried formula as claimed in claim 1 or 2 is characterized in that: the sensor in the above-mentioned brake be positioned on the brake pedal or the brake pedal connecting rod on.
9, the external safety air bag of pre-quick-fried formula as claimed in claim 1 or 2, it is characterized in that: the sensor on the above-mentioned bearing circle is positioned on steering wheel body or the steering wheel shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520200144 CN2785922Y (en) | 2005-03-11 | 2005-03-11 | Pre-inflation type outlaid safety airbag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520200144 CN2785922Y (en) | 2005-03-11 | 2005-03-11 | Pre-inflation type outlaid safety airbag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2785922Y true CN2785922Y (en) | 2006-06-07 |
Family
ID=36774497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520200144 Expired - Fee Related CN2785922Y (en) | 2005-03-11 | 2005-03-11 | Pre-inflation type outlaid safety airbag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2785922Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101746336A (en) * | 2008-12-04 | 2010-06-23 | 现代自动车株式会社 | External airbag system for vehicles |
| CN101602345B (en) * | 2008-06-10 | 2011-08-31 | 王志毅 | External active anti-collision automobile buffer gasbags |
| CN101559756B (en) * | 2008-04-18 | 2017-08-04 | 福特全球技术公司 | The pre-impact deployment of air bag |
-
2005
- 2005-03-11 CN CN 200520200144 patent/CN2785922Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101559756B (en) * | 2008-04-18 | 2017-08-04 | 福特全球技术公司 | The pre-impact deployment of air bag |
| CN101602345B (en) * | 2008-06-10 | 2011-08-31 | 王志毅 | External active anti-collision automobile buffer gasbags |
| CN101746336A (en) * | 2008-12-04 | 2010-06-23 | 现代自动车株式会社 | External airbag system for vehicles |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106114494B (en) | A kind of reversing auxiliary collision avoidance system and method for vehicle | |
| CN107512263A (en) | A kind of lane change blind area danger accessory system | |
| CN101987596B (en) | Control method of parking assisting system | |
| CN109949612B (en) | Ghost probe accident early warning system based on information interaction | |
| CN200948775Y (en) | Self-help automobile anti-collision alarming protection device | |
| CN101804800A (en) | Automobile frontal collision active protection system | |
| JP3801883B2 (en) | Collision traveling direction monitoring system and two-wheel collision safety device using the system | |
| CN103395401B (en) | Automobile tail air bag system | |
| CN107161098A (en) | A kind of vehicle safety control system and control method | |
| JP2021147042A (en) | Vehicle safety system and method for performing weighted active-passive collision mode classification | |
| CN106184233B (en) | A kind of mistake step on the gas after urgent anti-collision system | |
| JP2021142975A (en) | Vehicle safety system for executing integrated active-passive front impact control algorithm | |
| CN103121434A (en) | Safety belt tightening system and method | |
| CN2785922Y (en) | Pre-inflation type outlaid safety airbag | |
| CN201703340U (en) | Automotive rear-end collision preventer | |
| CN110040133A (en) | Anti-collision warning method and early warning system after a kind of vehicle | |
| US20060162982A1 (en) | Device for recognising an obstacle underride | |
| CN207683488U (en) | A kind of automobile anti-collision protective device | |
| CN104590185A (en) | Child pedestrian protection device of automobile | |
| CN2547585Y (en) | Dual axial electronic control device of safety air bag for automobile | |
| CN2773813Y (en) | Collision prealarming system for vehicle and vehicle with collision prealarming function | |
| CN211844247U (en) | Reminding protection system for vehicle-mounted equipment | |
| CN212447421U (en) | Judgment system for automobile safety airbag explosion | |
| CN206615208U (en) | A kind of emergent avoidance servicing unit closed under failure mode | |
| CN107776525A (en) | Vehicle collision avoidance system, vehicle and its collision-proof method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |