CN203005341U - Airbag ignition control system of automobile - Google Patents
Airbag ignition control system of automobile Download PDFInfo
- Publication number
- CN203005341U CN203005341U CN 201220724027 CN201220724027U CN203005341U CN 203005341 U CN203005341 U CN 203005341U CN 201220724027 CN201220724027 CN 201220724027 CN 201220724027 U CN201220724027 U CN 201220724027U CN 203005341 U CN203005341 U CN 203005341U
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- China
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- car body
- air bag
- control system
- acceleration pick
- pickup assembly
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Abstract
The utility model relates to an airbag ignition control system of an automobile. The airbag ignition control system is characterized by comprising a sensor system, a signal acquiring device, a signal processing device and an airbag actuating mechanism, the sensor system comprises acceleration sensors which are respectively mounted on the front side, the left side, the right side and a central channel of an automobile body, and the signal acquiring device and the signal processing device are integrated in an electronic control unit of the automobile. The airbag ignition control system has the advantages that the airbag ignition control system is based on the sensor system, and the sensor system is used with a collision model, so that collision types and the collision strength of automobiles in collision accidents can be judged, and whether the airbag ignition control system needs to control an airbag to be ignited and opened to protect passengers or not can be judged; and the airbag ignition control system can be widely applied to various automobiles, and can effectively control the airbag to be ignited and opened to protect the passengers in a traffic accident.
Description
Technical field
The utility model relates to the vehicle passive safety control field, particularly about a kind of safe automobile air bag Spark Control System.
Background technology
In recent years, along with the fast development of automobile industry, the rapid raising of living standards of the people, increasing automobile begins to enter average family, the safety problem that causes due to traffic accident is simultaneously also increasing gradually, so people are to the degree of safety of vehicle drive also growing interest.The safety of automobile comprises active safety and passive satety.Active safety refers to that vehicle can provide the dangerous ability of avoiding initiatively, and passive satety refers to the safety that vehicle can offer when accident occurs.At present, automobile passive safety system mainly comprises safety strap, safety air bag, ECU of SRS (ECU), energy-absorption type body construction etc.Wherein, air bag system has become the standard configuration of modern automobile passive satety as the component part of occupant restraint device.Europe, the United States, day etc. developed country and area, the dress circle of manned vehicle nearly all is equipped with the head-on crash safety air bag, and the entrucking rate of side airbag also rises rapidly.The effect of safety air bag is can protect chaufeur and occupant's safety when automobile is subject to powerful the impact, prevents that driver and crew are subject to serious brain damage, thereby greatly reduces the injured risk of occupant in medium, serious head-on crash.Yet because safety air bag can produce huge impulsive force when ejecting, if the collision perception is inaccurate, can causes safety air bag to launch on the opportunity of mistake, and then may cause extra injury to the occupant.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide a kind of safe automobile air bag Spark Control System that collides based on effective identification of acceleration pick-up.
For achieving the above object, the utility model is taked following technical scheme: a kind of safe automobile air bag Spark Control System is characterized in that: it comprises sensing system, signal pickup assembly, signal processor unit and safety air bag actuating unit; Sensing system comprises the acceleration pick-up that is installed on car body front side, left side and right side, and is installed on the vehicle central position, and is integrated in the centre gangway acceleration pick-up in vehicle electronic control unit; Signal pickup assembly and signal processor unit also are installed on the middle position of vehicle, are integrated in vehicle electronic control unit; Are connected the mouth of acceleration pick-up and connect the input end of signal pickup assembly by signal transmssion line in car body front side, left side and right side, the mouth of centre gangway acceleration pick-up connects the input end of signal pickup assembly by the electronic control unit internal bus; The mouth of signal pickup assembly connects the input end of signal processor unit by the vehicle electronic control unit internal bus, the mouth of signal processor unit is by signal transmssion line connecting safety air bag actuating unit.
Before above-mentioned car body, side acceleration sensor has two, is arranged on respectively the position of the close front cross rail of car body left and right sides longeron front end; Car body left side and right side acceleration pick-up respectively have one, are arranged on respectively the position on the close chassis in car body left side and right side B post below.
Before above-mentioned car body, side acceleration sensor has two, is arranged on respectively the position of the close front cross rail of car body left and right sides longeron front end; Car body left side and right side acceleration pick-up respectively have two, are arranged on respectively the position on the close chassis of car body left side and right side B post and C post below.
Above-mentioned centre gangway acceleration pick-up is double-axel acceleration sensor.
The utility model is owing to taking above technical scheme, it has the following advantages: 1, sensor-based system of the present utility model is made of the acceleration pick-up that is arranged on vehicle front side, left side, right side and centre gangway, this layout can effectively guarantee the perception from the collision of different directions, and can realize organic combination to each sensor signal in sensing system by signal pickup assembly and signal processor unit, make each sensor verification each other in system, complement one another, thereby realization is to the accurate judgement of crash type, impact strength.2, in signal processor unit of the present utility model, the algorithm that impact strength is judged based on collision model can be set; and send different control commands based on judged result; controlling the air bag igniting duration of run according to different crash type, thereby more effectively provide safety guard-safeguard for the occupant.The utility model can be widely used in various vehicles, and actv. is controlled air bag igniting and launched the protection occupant in traffic accident.
Description of drawings
Fig. 1 is the utility model workflow schematic diagram;
Fig. 2 is the utility model scheme of installation.
The specific embodiment
Below in conjunction with Figure of description, the utility model is described in detail.
As shown in Figure 1 and Figure 2, system of the present utility model comprises sensing system 1, signal pickup assembly 2, signal processor unit 3 and safety air bag actuating unit 4.
The acceleration pick-up perception of sensing system 1 by being arranged on vehicle each position is from the collision of different directions, it comprises the acceleration pick- up 11,12 and 13 that is installed on car body front side, left side and right side, and be installed on the vehicle central position, and be integrated in the centre gangway acceleration pick-up 14 in the electronic control unit 5 of automobile.Except centre gangway acceleration pick-up 14, signal pickup assembly 2 and signal processor unit 3 also are installed on the middle position of vehicle, are integrated in electronic control unit 5.As shown in Figure 2, the acceleration pick-up 11 on front side, left side and right side, 12 and 13 mouth all are connected to the input end of signal pickup assembly 2 by signal transmssion line, 4 of centre gangway acceleration pick-ups are owing to originally just being integrated in electronic control unit 5, so its mouth can directly be connected with the input end of signal pickup assembly 2 by electronic control unit 5 internal buss.The mouth of signal pickup assembly 2 is connected with the input end of signal processor unit 3 by electronic control unit 5 internal buss, and the acceleration signal of collecting is passed to signal processor unit 3.The mouth of signal processor unit 3 is by signal transmssion line connecting safety air bag actuating unit 4.Signal processor unit 3 carries out a series of processing based on the acceleration signal of receiving, thereby the state of vehicle is judged, and comprising: whether clashed into, and crash direction, type of impact and impact strength, and whether need a little quick-fried air bag protection occupant etc.When judgement needed the quick-fried air bag of point that the occupant is protected, signal processor unit 3 sent control signal to safety air bag actuating unit 4, the safety air bag actuating unit 4 air bag protection occupant of detonating immediately.
In above-described embodiment, safety air bag actuating unit 4 can be arranged on diverse location according to the configuration of the difference of different vehicle, as be integrated in bearing circle, in the copilot instrument desk, in belt system, in the roof of in seat or the left and right sides etc.
In above-described embodiment, two of front side acceleration sensor 11 1 general configuration can be arranged on car body left and right sides longeron front end near the position of front cross rail; Left side acceleration pick-up 12 can be one or two, is arranged on the position on the close chassis of car body left side B post or C post below; Right side acceleration pick-up 13 can be also one or two, is arranged on the position on car body right side B post or C post close chassis, below.
In above-described embodiment, signal processor unit 3 can adopt performance-oriented MCU chip (micro-control unit chip) and asic chip (dedicated IC chip) to build, and realizes to the fast processing of acceleration signal and to the control of safety air bag actuating unit 4 etc.
The utility model method of work is as follows: when collision happens, signal pickup assembly is collected the acceleration signal that produces because of collision that is obtained by each acceleration pick-up, and it is passed to signal processor unit; Signal processor unit is processed receiving acceleration signal, obtain each relevant physical quantity of collision, and the sensor corresponding physics measure feature value of its eigenwert from diverse location under the acquired different crash typees of test run experiment compared, thereby determine crash type and impact strength, and make comprehensive judgement to whether sending firing command.
In said method, signal processor unit based on car body before the acceleration signal analysis identification car body front of side acceleration sensor whether clashed into, crash type, impact strength etc.; Based on the acceleration signal analysis of car body left and right sides acceleration pick-up identification car body both sides whether being clashed into, crash type, impact strength etc.; Based on the centre gangway acceleration pick-up analysis of car body middle position identification car body front whether being clashed into, crash type, impact strength etc.; And make comprehensive judgement based on above-mentioned recognition result, and judge whether vehicle is clashed into, which kind of vehicle is subject to and clashes into, and whether the dynamics that vehicle is clashed into needs a little quick-fried air bag protection occupant.
In above-described embodiment, crash type can be divided into head-on crash, angle collision, offset collision, side central collision, the collision of side angle, side offset collision and post and hit etc.
The various embodiments described above only are used for explanation the utility model, and every equivalents of carrying out on the basis of technical solutions of the utility model and improvement all should not got rid of outside protection domain of the present utility model.
Claims (4)
1. safe automobile air bag Spark Control System, it is characterized in that: it comprises sensing system, signal pickup assembly, signal processor unit and safety air bag actuating unit;
Described sensing system comprises the acceleration pick-up that is installed on car body front side, left side and right side, and is installed on the vehicle central position, and is integrated in the centre gangway acceleration pick-up in vehicle electronic control unit;
Described signal pickup assembly and signal processor unit also are installed on the middle position of vehicle, are integrated in described vehicle electronic control unit;
Are connected the mouth of acceleration pick-up and connect the input end of described signal pickup assembly by signal transmssion line in described car body front side, left side with the right side, the mouth of described centre gangway acceleration pick-up connects the input end of described signal pickup assembly by the electronic control unit internal bus; The mouth of described signal pickup assembly connects the input end of described signal processor unit by described vehicle electronic control unit internal bus, the mouth of described signal processor unit connects described safety air bag actuating unit by signal transmssion line.
2. a kind of safe automobile air bag Spark Control System as claimed in claim 1 is characterized in that: before described car body, side acceleration sensor has two, is arranged on respectively car body left and right sides longeron front end near the position of front cross rail; Described car body left side and right side acceleration pick-up respectively have one, are arranged on respectively the position on the close chassis in car body left side and right side B post below.
3. a kind of safe automobile air bag Spark Control System as claimed in claim 1 is characterized in that: before described car body, side acceleration sensor has two, is arranged on respectively car body left and right sides longeron front end near the position of front cross rail; Described car body left side and right side acceleration pick-up respectively have two, are arranged on respectively the position on the close chassis of car body left side and right side B post and C post below.
4. as claim 1 or 2 or 3 described a kind of safe automobile air bag Spark Control Systems, it is characterized in that: the centre gangway acceleration pick-up is double-axel acceleration sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220724027 CN203005341U (en) | 2012-12-25 | 2012-12-25 | Airbag ignition control system of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220724027 CN203005341U (en) | 2012-12-25 | 2012-12-25 | Airbag ignition control system of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203005341U true CN203005341U (en) | 2013-06-19 |
Family
ID=48596965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220724027 Expired - Lifetime CN203005341U (en) | 2012-12-25 | 2012-12-25 | Airbag ignition control system of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203005341U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946763A (en) * | 2016-04-29 | 2016-09-21 | 中国第汽车股份有限公司 | Automobile side air bag implementing method based on multi-parameter decision making |
| CN110203163A (en) * | 2019-05-09 | 2019-09-06 | 贵州凯峰科技有限责任公司 | A kind of automobile collision accident safeguards system and its control method |
| CN111071190A (en) * | 2019-12-26 | 2020-04-28 | 高田汽车电子(上海)有限公司 | False triggering prevention device and method for vehicle passenger passive safety restraint system |
| CN111284438A (en) * | 2018-12-10 | 2020-06-16 | 大陆汽车电子（连云港）有限公司 | Safety airbag control method and device |
| CN114475503A (en) * | 2022-01-05 | 2022-05-13 | 东风柳州汽车有限公司 | Vehicle door unlocking control method and device |
-
2012
- 2012-12-25 CN CN 201220724027 patent/CN203005341U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946763A (en) * | 2016-04-29 | 2016-09-21 | 中国第汽车股份有限公司 | Automobile side air bag implementing method based on multi-parameter decision making |
| CN111284438A (en) * | 2018-12-10 | 2020-06-16 | 大陆汽车电子（连云港）有限公司 | Safety airbag control method and device |
| CN111284438B (en) * | 2018-12-10 | 2021-09-28 | 大陆汽车电子（连云港）有限公司 | Safety airbag control method and device |
| CN110203163A (en) * | 2019-05-09 | 2019-09-06 | 贵州凯峰科技有限责任公司 | A kind of automobile collision accident safeguards system and its control method |
| CN111071190A (en) * | 2019-12-26 | 2020-04-28 | 高田汽车电子(上海)有限公司 | False triggering prevention device and method for vehicle passenger passive safety restraint system |
| CN114475503A (en) * | 2022-01-05 | 2022-05-13 | 东风柳州汽车有限公司 | Vehicle door unlocking control method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |
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| CX01 | Expiry of patent term |