CN203472781U - Automobile driver side air bag restraint system - Google Patents
Automobile driver side air bag restraint system Download PDFInfo
- Publication number
- CN203472781U CN203472781U CN201320619270.1U CN201320619270U CN203472781U CN 203472781 U CN203472781 U CN 203472781U CN 201320619270 U CN201320619270 U CN 201320619270U CN 203472781 U CN203472781 U CN 203472781U
- Authority
- CN
- China
- Prior art keywords
- air bag
- airbag
- cushion pocket
- cushion
- vehicle drive
- 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 provides an automobile driver side air bag restraint system, and belongs to the technical field of automobile parts. The automobile driver side air bag restraint system solves the problem that an existing air bag restraint system greatly impacts on a passenger at the moment of being unfolded, and is arranged on an automobile steering wheel. The automobile driver side air bag restraint system comprises a gas generator and an air bag, an air outlet of the gas generator is communicated with an inner cavity of the air bag, a buffering bag is connected to the outer side face of the air bag, a buffering cavity is formed between the inner side wall of the buffering bag and the outer side wall of the air bag, and the air bag is provided with a plurality of vent holes communicated with the buffering cavity and the inner cavity of the air bag. The automobile driver side air bag restraint system can reduce impact damage on a human body when being unfolded.
Description
Technical field
The utility model belongs to technical field of automobile parts, relates to a kind of vehicle drive position safety air bag.
Background technology
Along with the development of automotive technology and improving constantly of living standard, automobile meet control, in comfortable etc. requirement, safety performance is the most basic demand of people's trip especially.On automobile, have many safety components, as abs pump, vehicle body energy-absorption box, back mirror, left and right door mirror etc., safety air bag is as the most direct safety component in car, and its design performance is particularly important.Safety air bag operated by rotary motion is the place ahead (positive co-driver) in car, side (front row and rear row in car) and three directions of roof, be called as auxiliary inflatable restraint system, be intended to alleviate occupant's extent of injury, when crashing, safety air bag is inflated airbag by the inflationtime of about 0.03 second, make health also when advancing forward, safety air bag can be in time, and avoids occupant that secondary collision occurs, or vehicle occurs to be pulled out away from seat under the dangerous situations such as rolling.
As Chinese utility model patent application (201120137743.5) discloses a kind of safety air bag of automobile body, comprise the airbag that is filled with gas, described airbag is provided with air inlet system for inflating, the deflatable device of air that unloads under pressure.Described airbag can be arranged to different shapes and size according to vehicle body, described in unload device of air and can arrange as required one or more.When automobile bumps, the impulse force that collision produces produces extruding to vehicle body, and vehicle body produces pressure to the device of air that unloads of being located on the airbag of its inner face, unloads device of air and under the effect of pressure, discharges the gas in airbag, collision impact is produced to buffering, effectively reduce the injury of collision to occupant.Although this safety air bag has carried out exhaust after launching, the moment of launching in airbag inflated but can produce larger impact to occupant, and this will be to damaging occupant.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of vehicle drive position safety air bag, the impact injury to human body when this vehicle drive position safety air bag can reduce airbag deployment.
The purpose of this utility model can realize by following technical proposal: a kind of vehicle drive position safety air bag, be arranged on vehicle steering, comprise a gas generator and an airbag, the air extractor duct of described gas generator and airbag intracavity inter-connection, it is characterized in that, on the lateral surface of described airbag, be connected with a cushion pocket, between described cushion pocket madial wall and airbag lateral wall, form a cushion chamber, on described airbag, offer the air extractor vent of some connection cushion chambers and airbag inner chamber.
Gas generator, airbag and cushion pocket are all arranged in an air bag module, this air bag module is fixed on vehicle steering, when crashing and when impact force is greater than setting value, air bag module is received signal and gas generator is inflated airbag, portion gas in the rapid expansion of airbag and airbag enters cushion chamber by air extractor vent, it is the development rate that the development rate of cushion pocket is less than airbag, when airbag launches completely, cushion pocket partly launches, therefore cushion pocket surface is comparatively soft, after contacting with human body, play the effect of buffering, impact injury to human body in the time of can reducing airbag expansion.
In above-mentioned vehicle drive position safety air bag, described airbag and cushion pocket adopt same material to make, and described cushion pocket is rounded, and the edge of cushion pocket is connected on airbag lateral surface by bonding.The position of cushion pocket be after airbag launches on the side of human body, bonding process is simple, and airbag while launching protection the time shorter, therefore the Joint strenght of bonding is enough.
In above-mentioned vehicle drive position safety air bag, described air extractor vent has three, and these three air extractor vents are uniformly distributed circumferentially along cushion pocket limit.Air extractor vent is too many, and cushion pocket development rate is too fast, buffering effect variation, and very little, it is slower that airbag launches rear cushion pocket expansion to air extractor vent completely, do not have buffering effect; Air extractor vent is circumferentially uniformly distributed and can makes cushion pocket launch evenly simultaneously.
In above-mentioned vehicle drive position safety air bag, on described cushion pocket, offer some deflation holes.After human body leans against on cushion pocket, by deflation hole, cushion pocket and airbag are lost heart, avoid cushion pocket extruding human body.
In above-mentioned vehicle drive position safety air bag, in described airbag, be provided with the drawstring of some connection two relative madial walls, during described airbag inflation, the length direction of drawstring and the fore-and-aft direction of car body are consistent.Thickness to airbag limits, and is reserved living space after human impact.
In above-mentioned vehicle drive position safety air bag, described gas generator is combustion type gas producer.Combustion type gas producer is that the gas to storing adds het expansion and produces gas, and speed is fast, is the gas generator of main flow, uses comparatively generally, and technology is maturation comparatively.
Compared with prior art, this vehicle drive position safety air bag has the following advantages:
1, because the portion gas in the rapid expansion of airbag and airbag enters cushion chamber by air extractor vent, it is the development rate that the development rate of cushion pocket is less than airbag, when airbag launches completely, cushion pocket partly launches, therefore cushion pocket surface is comparatively soft, after contacting with human body, play the effect of buffering, the impact injury to human body in the time of can reducing airbag expansion.
2, because airbag and cushion pocket adopt identical material, so volume after folding is less, can not affect the overall volume of air bag.
3, owing to being provided with drawstring in airbag, the thickness that therefore can launch airbag limits, and is reserved living space after human impact.
Accompanying drawing explanation
Fig. 1 is the structure cutaway view of this vehicle drive position safety air bag.
In figure, 1, gas generator; 2, airbag; 21, air extractor vent; 22, drawstring; 3, cushion pocket; 31, deflation hole.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figure 1, a kind of vehicle drive position safety air bag, comprise a gas generator 1 and an airbag 2, the air extractor duct of gas generator 1 and airbag 2 intracavity inter-connections, on the lateral surface of airbag 2, be connected with a cushion pocket 3, gas generator 1, airbag 2 and cushion pocket 3 are all arranged in an air bag module, and this air bag module is fixed on vehicle steering.Between cushion pocket 3 madial walls and airbag 2 lateral walls, form a cushion chamber, on airbag 2, offer the air extractor vent 21 that is communicated with cushion chamber and airbag 2 inner chambers.When crashing and when impact force is greater than setting value, air bag module is received signal and is made 2 inflations of 1 pair of airbag of gas generator, portion gas in the rapid expansion of airbag 2 and airbag 2 enters cushion chamber by air extractor vent 21, it is the development rate that the development rate of cushion pocket 3 is less than airbag 2, when airbag 2 launches completely, cushion pocket 3 parts are launched, so cushion pocket 3 surfaces are comparatively soft, after contacting with human body, play the effect of buffering, can reduce when airbag 2 launches the impact of human body is injured.
Specifically; airbag 2 adopts same material to make with cushion pocket 3; volume after folding is less; can not affect the overall volume of air bag, cushion pocket 3 is rounded, and the edge of cushion pocket 3 is connected on airbag 2 lateral surfaces by bonding; the position of cushion pocket 3 is towards a side of human body after airbag 2 launches; bonding process is simple, and airbag 2 while launching protection the time shorter, therefore the Joint strenght of bonding is enough.Air extractor vent 21 is too many, cushion pocket 3 development rates are too fast, buffering effect variation, air extractor vent 21 very little, it is slower that airbag 2 launches rear cushion pocket 3 expansion completely, do not have buffering effect, so in the present embodiment, air extractor vent 21 has three, these three air extractor vents 21 are uniformly distributed circumferentially along cushion pocket 3 limits, and cushion pocket 3 is launched evenly.On cushion pocket 3, offer two deflation holes 31, after human body leans against on cushion pocket 3, by 31 pairs of cushion pockets 3 of deflation hole and airbag 2, lose heart, avoid cushion pocket 3 extruding human bodies.In airbag 2, be provided with two drawstrings 22 that connect two relative madial walls, during airbag 2 inflation, the length direction of drawstring 22 and the fore-and-aft direction of car body are consistent, and the thickness of airbag 2 is limited, and are reserved living space after human impact.Gas generator 1 is combustion type gas producer, and this combustion type gas producer is that the gas to storing adds het expansion and produces gas, and speed is fast, is the gas generator of main flow, uses comparatively generally, and technology is maturation comparatively.
Claims (6)
1. a vehicle drive position safety air bag, be arranged on vehicle steering, comprise a gas generator (1) and an airbag (2), the air extractor duct of described gas generator (1) and airbag (2) intracavity inter-connection, it is characterized in that, on the lateral surface of described airbag (2), be connected with a cushion pocket (3), between described cushion pocket (3) madial wall and airbag (2) lateral wall, form a cushion chamber, on described airbag (2), offer the air extractor vent (21) of some connection cushion chambers and airbag (2) inner chamber.
2. vehicle drive according to claim 1 position safety air bag, it is characterized in that, described airbag (2) adopts same material to make with cushion pocket (3), and described cushion pocket (3) is rounded, and the edge of cushion pocket (3) is connected on airbag (2) lateral surface by bonding.
3. vehicle drive according to claim 2 position safety air bag, is characterized in that, described air extractor vent (21) has three, and these three air extractor vents (21) are uniformly distributed circumferentially along cushion pocket (3) limit.
4. vehicle drive according to claim 3 position safety air bag, is characterized in that, offers some deflation holes (31) on described cushion pocket (3).
5. according to the vehicle drive position safety air bag described in claim 3 or 4, it is characterized in that, in described airbag (2), be provided with the drawstring (22) of some connection two relative madial walls, during described airbag (2) inflation, the length direction of drawstring (22) is consistent with the fore-and-aft direction of car body.
6. vehicle drive according to claim 1 position safety air bag, is characterized in that, described gas generator (1) is combustion type gas producer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619270.1U CN203472781U (en) | 2013-10-07 | 2013-10-07 | Automobile driver side air bag restraint system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619270.1U CN203472781U (en) | 2013-10-07 | 2013-10-07 | Automobile driver side air bag restraint system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203472781U true CN203472781U (en) | 2014-03-12 |
Family
ID=50221166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320619270.1U Expired - Fee Related CN203472781U (en) | 2013-10-07 | 2013-10-07 | Automobile driver side air bag restraint system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203472781U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216734A (en) * | 2015-10-21 | 2016-01-06 | 芜湖金鹏汽车部件有限公司 | A kind of reinforced motor vehicle safety air bag |
| CN108860048A (en) * | 2018-05-21 | 2018-11-23 | 江苏大学 | A kind of two-part safe automobile air bag |
| CN109466496A (en) * | 2018-10-11 | 2019-03-15 | 江苏大学 | Air bag and its control method are set in a kind of heel row for heel row passenger protection |
-
2013
- 2013-10-07 CN CN201320619270.1U patent/CN203472781U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216734A (en) * | 2015-10-21 | 2016-01-06 | 芜湖金鹏汽车部件有限公司 | A kind of reinforced motor vehicle safety air bag |
| CN108860048A (en) * | 2018-05-21 | 2018-11-23 | 江苏大学 | A kind of two-part safe automobile air bag |
| CN108860048B (en) * | 2018-05-21 | 2020-09-22 | 江苏大学 | Two segmentation car air bag |
| CN109466496A (en) * | 2018-10-11 | 2019-03-15 | 江苏大学 | Air bag and its control method are set in a kind of heel row for heel row passenger protection |
| CN109466496B (en) * | 2018-10-11 | 2021-11-23 | 江苏大学 | Rear row built-in safety airbag for protecting rear row passenger and control method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103448660B (en) | Vehicle side air curtain device with front protection function | |
| CN104943651A (en) | Airbag device | |
| CN104691487A (en) | Head, torso and knee combo airbag | |
| EP1829755A4 (en) | Side air bag device and side air bag system | |
| CN203472781U (en) | Automobile driver side air bag restraint system | |
| CN204184303U (en) | A kind of side airbag of automobile | |
| CN102729946A (en) | Active bolster with active venting | |
| CN106114440A (en) | A kind of side double layer security air bag | |
| CN104417482A (en) | Vehicle side air curtain with controlled pressure chamber | |
| CN102756704B (en) | A kind of Double-cavity safety air bag device | |
| CN111267769B (en) | Multi-buffering safety airbag on rear row side surface | |
| CN109204218A (en) | A kind of children's armchair safety air bag and the children's seat for installing the air bag | |
| CN204184306U (en) | A kind of side airbag of automobile structure | |
| CN104791528A (en) | Automobile safety air bag deflation hole automatic pressure control valve | |
| CN205890819U (en) | Double -deck air bag in side | |
| CN212950498U (en) | Overhead safety airbag suitable for protecting main driver and passengers | |
| CN203902473U (en) | Safe airbag device | |
| CN205059525U (en) | Active safety belt | |
| CN105253099A (en) | Intelligent automobile auxiliary safety device | |
| CN209258061U (en) | A kind of children's armchair safety air bag and the children's seat for installing the air bag | |
| CN207711861U (en) | A kind of automotive seat | |
| CN104071113B (en) | Safety air bag for protecting head, neck, check and knees of passenger | |
| CN201712570U (en) | Integrated lateral air bag | |
| CN205059523U (en) | Automotive active safety systems's supplementary safety device | |
| CN221113824U (en) | Side airbag and automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20141007 |
|
| EXPY | Termination of patent right or utility model |