CN102975681B - The airbag of safety air bag - Google Patents
The airbag of safety air bag Download PDFInfo
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- CN102975681B CN102975681B CN201210435053.7A CN201210435053A CN102975681B CN 102975681 B CN102975681 B CN 102975681B CN 201210435053 A CN201210435053 A CN 201210435053A CN 102975681 B CN102975681 B CN 102975681B
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- airbag
- lower floor
- upper strata
- described airbag
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Abstract
The invention discloses a kind of airbag of safety air bag, described airbag is double-decker, comprises airbag lower floor and airbag upper strata, and described airbag upper strata is protruded from the first half of described airbag lower floor and formed.The airbag of described safety air bag comprises airbag lower floor and is arranged on the airbag upper strata in airbag lower floor; after impact airbag opens; occupant's head and shoulder is supported by airbag upper strata; air sac pressing chest is avoided to cause damage; simultaneously by airbag lower floor protection chest; avoid chest to puncture airbag lower floor, thus avoid chest to cause rigid contact, promote the safety protective effect of head-on crash occupant so to greatest extent.
Description
Technical field
The present invention relates to safety air bag, particularly relate to a kind of airbag of safety air bag.
Background technology
Along with the high speed development of auto trade, safety traffic is the common issue that countries in the world face, and strengthens the research of automotive safety, reduces the Road Traffic Injury of China, is that the whole society jointly pays close attention to and makes great efforts one of important social concern solved.In automobile generation head-on crash process, the protective effect of safety air bag to occupant's head and chest is most important, wherein the most easily sustains damage and the chest of the mainly occupant of life threatening.In an ellipsoid shape after current conventional security airbag deployment; air bag Stiffness Distribution is unreasonable; rigid contact is there is with bearing circle etc. in the position of corresponding protection head owing to losing heart in comparatively fast and easily puncturing; the position of corresponding chest is but because the excessive accumulation of gas causes rigidity excessive; squeezing action is produced to chest, existing by the simple position and the air bag size DeGrain that change air bags hole.
Summary of the invention
In view of this, be necessary to provide a kind of airbag promoting the safety air bag of occupant safety protected effect.
The present invention is achieved through the following technical solutions: a kind of airbag of safety air bag, and described airbag is double-decker, comprises airbag lower floor and airbag upper strata, and described airbag upper strata is protruded from the first half of described airbag lower floor and formed; Wherein, described airbag lower floor launch after for the protection of the chest of occupant; Described bag upper strata is c-shaped after launching, and for the protection of the head of occupant, and plays a supporting role to occupant's shoulder.
As a further improvement on the present invention, described airbag lower floor has diapire and roof, is provided with drawstring in described airbag lower floor, and described drawstring connects described diapire and described roof.
As a further improvement on the present invention, described airbag upper strata comprises perisporium and roof, and the perisporium on described airbag upper strata is arranged on the roof of described airbag lower floor, and the roof on described airbag upper strata and the roof interval of described airbag lower floor are arranged.
As a further improvement on the present invention, the perisporium on described airbag upper strata offers deflation hole.
As a further improvement on the present invention, the top of the first half on described airbag upper strata is communicated with the bottom one of described airbag lower floor, and described airbag upper strata and described airbag lower floor are inflated by same gas generator.
As a further improvement on the present invention, the top of the first half on described airbag upper strata is not communicated with the bottom of described airbag lower floor, and described airbag upper strata and described airbag lower floor are inflated respectively by two gas generators.
As a further improvement on the present invention, described airbag lower floor is disc shape after launching.
The invention has the beneficial effects as follows; the airbag of described safety air bag comprises airbag lower floor and is arranged on the airbag upper strata in airbag lower floor; after impact airbag opens; occupant's head and shoulder is supported by airbag upper strata; avoid air sac pressing chest to cause damage, simultaneously by airbag lower floor protection chest, avoid chest to puncture airbag lower floor; thus avoid chest to cause rigid contact, promote the safety protective effect of head-on crash occupant so to greatest extent.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of specification sheets, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the front elevational schematic after the airbag of embodiment of the present invention safety air bag launches;
Fig. 2 is the side schematic view after the airbag of embodiment of the present invention safety air bag launches.
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to the specific embodiment of the present invention, structure, feature and effect thereof, be described in detail as follows.
Aforementioned and other technology contents, Characteristic for the present invention, can know and present in the detailed description of following cooperation with reference to graphic preferred embodiment.By the explanation of detailed description of the invention, when can to the present invention for the technological means reaching predetermined object and take and effect be able to more deeply and concrete understanding, however institute's accompanying drawings be only to provide with reference to and the use of explanation, be not used for being limited the present invention.
Refer to Fig. 1 and Fig. 2, the airbag 100 of the safety air bag in the embodiment of the present invention has double-layer structure on the direction of occupant, comprises airbag lower floor 10 and airbag upper strata 20.
Airbag lower floor 10 comprises diapire 12 and roof 14.The inside of airbag lower floor 10 is provided with drawstring 16, and drawstring 16 connects diapire 12 and roof 14, for controlling the development rate of airbag lower floor 10 when airbag lower floor 10 launches, reduces the instant impact to occupant in airbag expansion process.In the present embodiment, airbag lower floor 10 is roughly disc shape after launching.Be appreciated that airbag lower floor 10 can be also other shapes after launching, as cuboid etc.
Formation is protruded from the first half of airbag lower floor 10 towards occupant direction in airbag upper strata 20, and airbag upper strata 20 comprises perisporium 22 and roof 24.Perisporium 22 connects the roof 14 of airbag lower floor 10 and the roof 24 on airbag upper strata 20, and the roof 24 on airbag upper strata 20 is spaced with the roof 14 of airbag lower floor 10.Perisporium 22 offers deflation hole 26, discharge with supplied gas.In the present embodiment, airbag upper strata 20 launch after roughly curved body shape, more specifically, airbag upper strata 20 is launched rear c-shaped, to play sufficient supporting role to the right and left shoulders of occupant and head.
In the present embodiment, airbag lower floor 10 is in being also provided with gas generator 30 near diapire 12, also supply airbag upper strata 20 and the airbag lower floor 10 of airbag 100 for generation of gas simultaneously, the top of the first half on airbag upper strata 20 is communicated with the bottom one of airbag lower floor 10, and gas can enter airbag upper strata 20 from airbag lower floor 10.In other embodiments, two gas generators can also be provided to inflate with airbag lower floor 10 to airbag upper strata 20 respectively, thus raising charge efficiency, shorten airbag and launch the required time completely, and two gas generators can adopt different time of ignitions and inflation pressure, and the side direction that two gas generators are placed on airbag lower floor 10 or airbag upper strata 20 can be inflated, inflation direction is made to change horizontal aeration by original into towards occupant, while shortening inflationtime, control the stiffness characteristics of air bag different parts more neatly, more effectively protect occupant's head, neck and chest injury-free, understandably, when providing two gas generators to inflate with airbag lower floor 10 to airbag upper strata 20 respectively, the top of the first half on airbag upper strata 20 can not be communicated with the bottom of airbag lower floor 10.
The airbag 100 of above-mentioned safety air bag is in order to be installed in the bearing circle of such as automobile; the airbag 100 of safety air bag adopts double-decker; airbag upper strata 20 is mainly for the protection of the head of occupant; and occupant's shoulder is played a supporting role; airbag lower floor 10, mainly for the protection of the chest of occupant, prevents chest and bearing circle generation rigid contact.In addition; by deflation hole 26 is arranged on airbag upper strata 20; the position of traditional airbag correspondence protection head can be avoided comparatively fast and easily to puncture owing to losing heart, and the position of corresponding chest but because the excessive accumulation of gas causes rigidity excessive, produces squeezing action to chest.Airbag 100 is by alteration of form and layout, gas is concentrated on airbag upper strata 20, namely correspond to head, shoulder regions, thus reduce the charge air of corresponding chest region, but airbag integral inflating amount can not be increased, even can reduce the required volume producing gas of gas generator.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (7)
1. the airbag (100) of a safety air bag, it is characterized in that: described airbag (100) is in double-decker, comprise airbag lower floor (10) and airbag upper strata (20), described airbag upper strata (20) is protruded from the first half of described airbag lower floor (10) and is formed; Wherein, described airbag lower floor (10) launch after for the protection of the chest of occupant; Described airbag upper strata (20) is c-shaped after launching, and for the protection of the head of occupant, and plays a supporting role to occupant's shoulder.
2. airbag as claimed in claim 1, it is characterized in that: described airbag lower floor (10) has diapire (12) and roof (14), be provided with drawstring (16) in described airbag lower floor (10), described drawstring (16) connects described diapire (12) and described roof (14).
3. airbag as claimed in claim 2, it is characterized in that: described airbag upper strata (20) comprises perisporium (22) and roof (24), the perisporium (22) of described airbag upper strata (20) is arranged on the roof (14) of described airbag lower floor (10), and the roof (24) of described airbag upper strata (20) and roof (14) interval of described airbag lower floor (10) are arranged.
4. airbag as claimed in claim 3, is characterized in that: the perisporium (22) of described airbag upper strata (20) offers deflation hole (26).
5. airbag as claimed in claim 1, it is characterized in that: the top of the first half of described airbag upper strata (20) is communicated with the bottom one of described airbag lower floor (10), and described airbag upper strata (20) and described airbag lower floor (10) are inflated by same gas generator (30).
6. airbag as claimed in claim 1, it is characterized in that: the top of the first half of described airbag upper strata (20) is not communicated with the bottom of described airbag lower floor (10), described airbag upper strata (20) and described airbag lower floor (10) are inflated respectively by two gas generators.
7. airbag as claimed in claim 1, is characterized in that: described airbag lower floor (10) is disc shape after launching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210435053.7A CN102975681B (en) | 2012-11-02 | 2012-11-02 | The airbag of safety air bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210435053.7A CN102975681B (en) | 2012-11-02 | 2012-11-02 | The airbag of safety air bag |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102975681A CN102975681A (en) | 2013-03-20 |
| CN102975681B true CN102975681B (en) | 2015-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210435053.7A Active CN102975681B (en) | 2012-11-02 | 2012-11-02 | The airbag of safety air bag |
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| Country | Link |
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| CN (1) | CN102975681B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109334605B (en) * | 2018-09-10 | 2021-07-20 | 江苏大学 | Back row built-in safety airbag and control method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04372439A (en) * | 1991-06-21 | 1992-12-25 | Daicel Chem Ind Ltd | Air bag |
| CN1459395A (en) * | 2002-05-22 | 2003-12-03 | 高田株式会社 | Crew member protector |
| CN101342893A (en) * | 2008-08-19 | 2009-01-14 | 锦州锦恒汽车安全系统有限公司 | Self-adaption safety air sac apparatus |
| CN101767565A (en) * | 2008-12-31 | 2010-07-07 | 上海现代摩比斯汽车零部件有限公司 | Safety gasbag module of operator's seat of vehicle |
| CN201914203U (en) * | 2010-11-22 | 2011-08-03 | 长城汽车股份有限公司 | Air sac at car driving part |
| CN102756704A (en) * | 2011-04-29 | 2012-10-31 | 山东建筑大学 | Double-cavity safety air bag device |
-
2012
- 2012-11-02 CN CN201210435053.7A patent/CN102975681B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04372439A (en) * | 1991-06-21 | 1992-12-25 | Daicel Chem Ind Ltd | Air bag |
| CN1459395A (en) * | 2002-05-22 | 2003-12-03 | 高田株式会社 | Crew member protector |
| CN101342893A (en) * | 2008-08-19 | 2009-01-14 | 锦州锦恒汽车安全系统有限公司 | Self-adaption safety air sac apparatus |
| CN101767565A (en) * | 2008-12-31 | 2010-07-07 | 上海现代摩比斯汽车零部件有限公司 | Safety gasbag module of operator's seat of vehicle |
| CN201914203U (en) * | 2010-11-22 | 2011-08-03 | 长城汽车股份有限公司 | Air sac at car driving part |
| CN102756704A (en) * | 2011-04-29 | 2012-10-31 | 山东建筑大学 | Double-cavity safety air bag device |
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| Publication number | Publication date |
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| CN102975681A (en) | 2013-03-20 |
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Effective date of registration: 20190404 Address after: 317000 east gate of Taizhou City, Zhejiang Province Co-patentee after: Zhejiang Geely Holding Group Co., Ltd. Patentee after: Zhejiang Geely Automobile Research Institute Co., Ltd. Address before: 311228 No. 206 Farmer's Second House in Linjiang Industrial Park, Xiaoshan District, Hangzhou City, Zhejiang Province Co-patentee before: Zhejiang Geely Automobile Research Institute Co., Ltd. Patentee before: Hangzhou Branch, Zhejiang Geely Automobile Research Institute Co., Ltd. Co-patentee before: Zhejiang Geely Holding Group Co., Ltd. |