CN203805834U - Supplementary restraint system of vehicle and vehicle - Google Patents
Supplementary restraint system of vehicle and vehicle Download PDFInfo
- Publication number
- CN203805834U CN203805834U CN201420045442.3U CN201420045442U CN203805834U CN 203805834 U CN203805834 U CN 203805834U CN 201420045442 U CN201420045442 U CN 201420045442U CN 203805834 U CN203805834 U CN 203805834U
- Authority
- CN
- China
- Prior art keywords
- vehicle
- air bag
- restraint system
- electronic control
- diaphragm pressure
- 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 - Lifetime
Links
- 230000001133 acceleration Effects 0.000 claims abstract description 47
- 239000012790 adhesive layer Substances 0.000 claims description 3
- 230000000153 supplemental effect Effects 0.000 abstract description 8
- 238000004880 explosion Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 19
- 238000010304 firing Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
Landscapes
- Air Bags (AREA)
Abstract
The utility model provides a supplementary restraint system of a vehicle and the vehicle. The supplemental restraint system of the vehicle comprises an acceleration sensor, a supplementary restraint system electronic control module and a supplementary restraint system module, wherein the acceleration sensor and the supplementary restraint system module are respectively connected with the supplementary restraint system electronic control module; the supplemental restraint system of the vehicle further comprises a plurality of film pressure sensors which are arranged on a front bumper of the vehicle along the horizontal direction of the vehicle at intervals; the film pressure sensors are electrically connected with the supplementary restraint system electronic control module. The vehicle comprises the supplemental restraint system of the vehicle. The supplemental restraint system of the vehicle according to the utility model solves the problem of supplemental restraint system error explosion caused by the vehicle collision condition that does not need detonating a supplemental restraint system but cannot be accurately judged by the acceleration sensor of the present supplemental restraint system of the vehicle.
Description
Technical field
The utility model relates to safety airbag technique field, relates in particular to a kind of vehicle airbag system and vehicle.
Background technology
At present, vehicle is generally equipped with air bag system (Supplemental Inflatable Restraint System in chaufeur front end bearing circle central authorities, SRS), air bag system is also equipped with in the tool box upper end of some vehicle before chaufeur counter-base, the injury to chaufeur and occupant causing due to huge force of inertia can reduce vehicle generation head-on crash by air bag system time.
Existing vehicle airbag system is that deceleration/decel or the inertia during by acceleration pick-up (also referred to as crash sensor) collision detection judges whether vehicle bumps substantially.In the time of collision happens, detected the strength signal of vehicle collision by acceleration pick-up, and signal is inputted to safety air bag computer, ECU of SRS determines whether the electrothermal ignitor in firing safety air-bag bag according to the signal of acceleration pick-up, makes safety air bag occur to expand rapidly.
But there is following defect in practical application in existing vehicle airbag system: due to the restriction of acceleration pick-up installation site, can not judge exactly such as hitting tree, the vehicle collision situation that hit electric pole and the chassis of colliding with etc. caused, therefore, when occurring such as hitting tree, when vehicle collision situation that hit electric pole and the chassis of colliding with etc. caused, accekeration that acceleration pick-up sends may cause safety air bag ECU electronic control unit cannot judge whether vehicle really crashes, just send the wrong quick-fried instruction of point to safety air bag, make safety air bag mistake quick-fried, thereby cause the dangerous of vehicle, threaten chaufeur, passenger's safe driving.
Utility model content
Technical problem to be solved in the utility model is can not judge exactly and cause the quick-fried problem of safety air bag mistake without the vehicle collision situation of firing safety air-bag for the acceleration pick-up of existing vehicle airbag system, and a kind of vehicle airbag system is provided.
It is as follows that the utility model solves the problems of the technologies described above adopted technical scheme:
A kind of vehicle airbag system is provided, comprise acceleration pick-up, safety air bag ECU electronic control unit and air bag module, described acceleration pick-up and described air bag module are connected with described safety air bag ECU electronic control unit respectively, described vehicle airbag system also comprise be arranged in vehicle front bumper along the spaced apart multiple diaphragm pressure sensors of lateral direction of car, described multiple diaphragm pressure sensors are electrically connected with described safety air bag ECU electronic control unit.
Enter a ground, described multiple diaphragm pressure sensors are arranged on the outside of described vehicle front bumper.
Further, described multiple diaphragm pressure sensor is bonded in described vehicle front bumper by adhesive-layer.
Further, described diaphragm pressure sensor is three.
Further, described three diaphragm pressure sensors are separately positioned on left side, middle part and the right side of described vehicle front bumper.
Further, described acceleration pick-up is piezoresistive acceleration sensor.
Further, described safety air bag ECU electronic control unit is micro-control DSP, micro-control ARM or micro-control PLL.
According to vehicle airbag system of the present utility model, by be arranged in vehicle front bumper along the spaced apart multiple diaphragm pressure sensors of lateral direction of car, multiple diaphragm pressure sensors are electrically connected with safety air bag ECU electronic control unit, like this, under combined action by multiple diaphragm pressure sensors and acceleration pick-up, can judge exactly the vehicle collision situation without firing safety air-bag, thereby avoid safety air bag mistake quick-fried, the acceleration pick-up that has solved existing vehicle airbag system can not be judged exactly and cause the quick-fried problem of safety air bag mistake without the vehicle collision situation of firing safety air-bag.
In addition, the utility model also provides a kind of vehicle, and it comprises above-mentioned vehicle airbag system.
Brief description of the drawings
Fig. 1 is the structural representation of the vehicle airbag system that provides of the utility model one embodiment;
Fig. 2 is the structural representation of its safety air bag ECU electronic control unit in the vehicle airbag system that provides of Fig. 1;
Fig. 3 is the structural representation of its diaphragm pressure sensor and vehicle bumper in the vehicle airbag system that provides of Fig. 1;
Fig. 4 is the structural representation of diaphragm pressure sensor in the vehicle airbag system that provides of Fig. 3.
Reference numeral in specification sheets is as follows:
101, acceleration pick-up; 102, diaphragm pressure sensor; 103, safety air bag ECU electronic control unit; 104, air bag module; 105, vehicle front bumper; 1031, receiving element; 1032, control unit; 1033, transmitting element.
Detailed description of the invention
Clearer for technical matters, technical scheme and beneficial effect that the utility model is solved, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Please with reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, a kind of vehicle airbag system that the utility model one embodiment provides, comprise acceleration pick-up 101, safety air bag ECU electronic control unit 103 and air bag module 104, described acceleration pick-up 101 and described air bag module 104 are connected with described safety air bag ECU electronic control unit 103 respectively, described vehicle airbag system also comprise be arranged in vehicle front bumper 105 along the spaced apart multiple diaphragm pressure sensors 102 of lateral direction of car, described multiple diaphragm pressure sensor 102 is electrically connected with described safety air bag ECU electronic control unit 103.
In the present embodiment, described acceleration pick-up 101, for collection vehicle accekeration, and the described value of vehicle acceleration collecting is sent to described safety air bag ECU electronic control unit 103, described multiple diaphragm pressure sensor 102 is disposed in vehicle front bumper 105 along lateral direction of car, whether bump for detection of vehicle, and in the time collision happens being detected, generate respectively the detection signal being clashed into and send to described safety air bag ECU electronic control unit 103; Described safety air bag ECU electronic control unit 103 is connected with described acceleration pick-up 101, several diaphragm pressure sensors 102, the detection signal sending respectively for the value of vehicle acceleration that sends according to described acceleration pick-up 101 and described multiple diaphragm pressure sensor 102 generates the quick-fried instruction of point of putting quick-fried described safety air bag 104, and the quick-fried instruction of described point is sent to described air bag module 104; Described air bag module 104 is connected with described safety air bag ECU electronic control unit 103, for quick-fried according to the quick-fried instruction point of described point.
In the present embodiment, described safety air bag ECU electronic control unit 103 comprises receiving element 1031, control unit 1032 and transmitting element 1033; Described receiving element 1031, the detection signal sending respectively for receiving value of vehicle acceleration that described acceleration pick-up 101 gathers and described multiple diaphragm pressure sensor 102; Described control unit 1032 is connected with described receiving element 1031, the detection signal sending respectively for judge whether to receive value of vehicle acceleration that described acceleration pick-up 101 gathers and described several diaphragm pressure sensors 102 simultaneously, in the time that described control unit 1032 receives the detection signal that value of vehicle acceleration that described acceleration pick-up 101 gathers and multiple diaphragm pressure sensor 102 send respectively simultaneously, generate the quick-fried instruction of point of the quick-fried described air bag module 104 of point; Transmitting element 1033 is connected with described control unit 1032, sends to described air bag module 104 for the quick-fried instruction of point of the quick-fried described air bag module 104 of point that described control unit 1032 is generated.
In the present embodiment, described acceleration pick-up 101 is piezoresistive acceleration sensor.
In the present embodiment, described safety air bag ECU electronic control unit 103 is micro-control DSP, micro-control ARM or micro-control PLL.
In the present embodiment, as shown in Figure 3, described multiple diaphragm pressure sensors 102 are arranged on the outside of described vehicle front bumper 105.
In the present embodiment, described multiple diaphragm pressure sensors 102 are bonded in described vehicle front bumper 105 by adhesive-layer.
In the present embodiment, as shown in Figure 4, described diaphragm pressure sensor 102 is three.Pressure is converted to electric signal output by described diaphragm pressure sensor 102, it is generally made up of elastic sensing element and displacement end instr (or strain gage), wherein, the effect of elastic sensing element is to make tested pressure-acting on certain area and be converted to displacement or strain, then be converted to by displacement end instr or strain gage the electric signal that becomes certain relation with pressure, sometimes the function of these two kinds of elements be integrated in one.
In the present embodiment, described three diaphragm pressure sensors 102 are separately positioned on left side, middle part and the right side of described vehicle front bumper 105.Like this, hit tree, hit in the situations such as electric pole when there is vehicle, only have at most a diaphragm pressure sensor 102 to generate the detection signal being clashed into, and send this detection signal to air bag ECU electronic control unit 103; When vehicle occurs in the situation of chassis collision, three diaphragm pressure sensors 102 can not generate the detection signal being clashed into, and can not send this detection signal to air bag ECU electronic control unit 103 yet; Only have when in the situation of vehicle and other vehicle generation head-on crashs, three diaphragm pressure sensors 102 just all can generate the detection signal being clashed into, and send detection signal separately to air bag ECU electronic control unit 103 respectively.
Concrete installation site and assembling and use procedure are described below, diaphragm pressure sensor in the vehicle airbag system that the utility model provides is three, these three diaphragm pressure sensors are separately positioned on left side, middle part and the right side of vehicle front bumper, safety air bag is arranged in front in car (positive co-driver), side (front row and rear row in car) and three directions of roof, after acceleration sensor is arranged on bumper/spoiler conventionally and between mud guard.
Its control process is described below, in the time that safety air bag ECU electronic control unit receives the value of vehicle acceleration of acceleration pick-up collection and detection signal that three diaphragm pressure sensors send respectively simultaneously, safety air bag ECU electronic control unit can be judged vehicle collision case has occurred veritably, now, safety air bag ECU electronic control unit generates the quick-fried instruction of point of the quick-fried described safety air bag of point, and the quick-fried instruction of described point is sent to described safety air bag, so that safety air bag is quick-fried according to the quick-fried instruction point of this point, in the time that safety air bag ECU electronic control unit does not receive the value of vehicle acceleration of acceleration pick-up collection and detection signal that three diaphragm pressure sensors send respectively simultaneously, safety air bag ECU electronic control unit can be judged vehicle and not crash veritably, thereby there is no need to generate the quick-fried instruction of point of the quick-fried safety air bag of point, for example, when safety air bag ECU electronic control unit only receives value of vehicle acceleration that acceleration pick-up sends and while not receiving the detection signal of three diaphragm pressure sensors, safety air bag ECU electronic control unit can be judged vehicle and not crash veritably, but there is chassis collision phenomenon in vehicle, this is because in the situation that vehicle collides with chassis, diaphragm pressure sensor is can not send detection signal to safety air bag ECU electronic control unit.Again for example, when safety air bag ECU electronic control unit receives the value of vehicle acceleration that acceleration pick-up sends, while also receiving the detection signal of maximum diaphragm pressure sensors transmissions simultaneously, safety air bag ECU electronic control unit can be judged vehicle and not crash veritably, hit tree but there is vehicle, hit the situations such as electric pole, this is because hit tree at generation vehicle, hit in the situations such as electric pole, only have at most a diaphragm pressure sensor to send detection signal to air bag ECU electronic control unit, like this, under combined action by multiple diaphragm pressure sensors and acceleration pick-up, can judge exactly the vehicle collision situation without firing safety air-bag, thereby avoid safety air bag mistake quick-fried.
The vehicle airbag system that the utility model above-described embodiment provides, by be arranged in vehicle front bumper along the spaced apart multiple diaphragm pressure sensors of lateral direction of car, multiple diaphragm pressure sensors are electrically connected with safety air bag ECU electronic control unit, like this, under combined action by multiple diaphragm pressure sensors and acceleration pick-up, can judge exactly the vehicle collision situation without firing safety air-bag, thereby avoid safety air bag mistake quick-fried, the acceleration pick-up that has solved existing vehicle airbag system can not be judged exactly and cause the quick-fried problem of safety air bag mistake without the vehicle collision situation of firing safety air-bag.
In addition, the utility model also provides a kind of vehicle, and it comprises above-mentioned vehicle airbag system.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a vehicle airbag system, comprise acceleration pick-up, safety air bag ECU electronic control unit and air bag module, described acceleration pick-up and described air bag module are connected with described safety air bag ECU electronic control unit respectively, it is characterized in that, described vehicle airbag system also comprise be arranged in vehicle front bumper along the spaced apart multiple diaphragm pressure sensors of lateral direction of car, described multiple diaphragm pressure sensors are electrically connected with described safety air bag ECU electronic control unit.
2. vehicle airbag system according to claim 1, is characterized in that, described multiple diaphragm pressure sensors are arranged on the outside of described vehicle front bumper.
3. vehicle airbag system according to claim 1, is characterized in that, described multiple diaphragm pressure sensors are bonded in described vehicle front bumper by adhesive-layer.
4. vehicle airbag system according to claim 1, is characterized in that, described diaphragm pressure sensor is three.
5. vehicle airbag system according to claim 4, is characterized in that, described three diaphragm pressure sensors are separately positioned on left side, middle part and the right side of described vehicle front bumper.
6. vehicle airbag system according to claim 1, is characterized in that, described acceleration pick-up is piezoresistive acceleration sensor.
7. vehicle airbag system according to claim 1, is characterized in that, described safety air bag ECU electronic control unit is micro-control DSP, micro-control ARM or micro-control PLL.
8. a vehicle, is characterized in that, comprises the vehicle airbag system described in claim 1 to 7 any one.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420045442.3U CN203805834U (en) | 2014-01-24 | 2014-01-24 | Supplementary restraint system of vehicle and vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420045442.3U CN203805834U (en) | 2014-01-24 | 2014-01-24 | Supplementary restraint system of vehicle and vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203805834U true CN203805834U (en) | 2014-09-03 |
Family
ID=51444630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420045442.3U Expired - Lifetime CN203805834U (en) | 2014-01-24 | 2014-01-24 | Supplementary restraint system of vehicle and vehicle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203805834U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108909668A (en) * | 2018-06-27 | 2018-11-30 | 北京长城华冠汽车技术开发有限公司 | Airbag restraint system and method |
CN111976639A (en) * | 2019-05-23 | 2020-11-24 | 广州汽车集团股份有限公司 | Vehicle safety airbag control system and method |
CN113911058A (en) * | 2021-09-27 | 2022-01-11 | 东风汽车集团股份有限公司 | Vehicle control method, device, system, terminal device and medium |
WO2022061708A1 (en) * | 2020-09-25 | 2022-03-31 | 浙江吉利控股集团有限公司 | Method, apparatus and device for avoiding accidental deployment of airbag and storage medium |
-
2014
- 2014-01-24 CN CN201420045442.3U patent/CN203805834U/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108909668A (en) * | 2018-06-27 | 2018-11-30 | 北京长城华冠汽车技术开发有限公司 | Airbag restraint system and method |
CN111976639A (en) * | 2019-05-23 | 2020-11-24 | 广州汽车集团股份有限公司 | Vehicle safety airbag control system and method |
WO2022061708A1 (en) * | 2020-09-25 | 2022-03-31 | 浙江吉利控股集团有限公司 | Method, apparatus and device for avoiding accidental deployment of airbag and storage medium |
CN113911058A (en) * | 2021-09-27 | 2022-01-11 | 东风汽车集团股份有限公司 | Vehicle control method, device, system, terminal device and medium |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102013726B1 (en) | System and method for determining when to deploy vehicle safety system | |
CN203805834U (en) | Supplementary restraint system of vehicle and vehicle | |
US20100324774A1 (en) | Vehicle occupant safety system and method including a seat-back acceleration sensor | |
CN102837698A (en) | Collision damage mitigation system of vehicle and control method thereof | |
CN106414181B (en) | Vehicle emergency communicator | |
CN103395401B (en) | Automobile tail air bag system | |
US8412404B2 (en) | Crash sensor system and method for a vehicle | |
CN103057503A (en) | Intelligent airbag device and control method thereof | |
CN104442678A (en) | Integrated passenger airbag | |
CN105270308A (en) | Airbag system | |
CN110562180B (en) | Method and system for igniting safety airbag according to different passengers and vehicle | |
CN203005341U (en) | Airbag ignition control system of automobile | |
CN104670145A (en) | Method and device for providing automobile safety buffer | |
CN1989027B (en) | Device for triggering a vehicle safety device | |
KR102272076B1 (en) | Airbag deployment method in accordance with Small overlap collision | |
US20200180538A1 (en) | Diagnostic pedestrian protection system and related methods | |
KR20140048727A (en) | Intelligent car accident responding system based on type of accident | |
CN204726371U (en) | There is wheel and the automobile of crash protection function | |
CN105752015A (en) | Automobile safety airbag control system | |
CN203198901U (en) | Proactive automobile externally-arranged anti-collision airbag control system | |
US20210031714A1 (en) | Enhanced discrimination method and apparatus for controlling an actuatable protection device | |
JP4254590B2 (en) | Vehicle collision analysis system | |
KR101627502B1 (en) | Passenger protection device of automobile | |
US20240051485A1 (en) | Vehicle safety system implementing algorithm for early sensing of high-speed full overlap crash events | |
JP5856835B2 (en) | Vehicle collision determination device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20140903 |
|
CX01 | Expiry of patent term |