CN102050072A - Safety air bag device - Google Patents
Safety air bag device Download PDFInfo
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- CN102050072A CN102050072A CN2009101979808A CN200910197980A CN102050072A CN 102050072 A CN102050072 A CN 102050072A CN 2009101979808 A CN2009101979808 A CN 2009101979808A CN 200910197980 A CN200910197980 A CN 200910197980A CN 102050072 A CN102050072 A CN 102050072A
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- air bag
- bag device
- inflatable substrate
- inflatable
- air
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Abstract
The invention discloses a safety air bag device, which is embedded into the top of a vehicle and is provided with an air generator and an air bag component, wherein the air bag component is provided with an air inlet and one or more air filled objects; the air inlet is connected with the air generator and is communicated with each air filled object through an independent air inlet channel; and the independent air inlet channels are communicated with one another. The invention innovatively provides a concept for protecting a driver and passengers in a front row and every passenger in a back row from a front face by using the safety air bag device, so that the function of protecting each passenger of the conventional digital audio broadcasting (DAB) and primary application block (PAB) are realized, or/and passengers in the back row are better protected. When the device is compared with the conventional air bag, one or more groups of air bag parts are reduced and a module structure is simplified and integrated, so that weight is reduced, cost is lowered and the utilization spaces of a steering wheel and an instrument desk are expanded.
Description
Technical field
The present invention relates to the automotive Airbag Technology field, particularly a kind of simultaneously from front protecting chaufeur and front-row occupant, or row occupant's air bag device behind the front protecting simultaneously.
Background technology
Raising along with vehicle safety performance requires has become standard configuration in order to the safety air bag of protecting chaufeur and front-row occupant.Be installed in the bearing circle as safety air bag DAB, be installed on the instrument desk in order to the safety air bag PAB that protects the occupant in order to the protection chaufeur.Because employed driving side and occupant side all are monosaccate structures on the current mobility car, adopt independent gas generator to put on the air separately.And as a rule, the safety air bag of driving side and occupant side is generally all contained the much complex part, for example: door closure, air bag fixed container, producer, fixed support, air-bag support, wire harness geometrical clamp, Sound-proof material etc., therefore the such safety air bag of two covers will cause car load total amount and cost to increase.Also limited simultaneously expanding space of bearing circle and instrument desk.
Also have at present on self-propelled vehicle, though there is the safety air bag of employing to protect chaufeur and occupant, the report of finding to adopt safety air bag to protect the report of chaufeur and front-row occupant simultaneously and arrange the occupant simultaneously behind the front protecting.
Protect aspect chaufeur and the occupant adopting safety air bag; the special US2002/0024200 of the U.S. discloses a kind of safety air bag; it is installed in the ceiling zone; this airbag design is divided into two parts cavity; connect by drawstring; first opens earlier, and second portion is to open from first's expansion, is 90 degree relations with it.Second portion is opened towards the occupant, and the position is below header planes; During airbag deployment, wherein first's cavity launches along windscreen, and size is for till touching instrument carrier panel.The cavity of second portion need cover occupant's chest area at least.This air bag only limits to protect front-row occupant.
Chinese patent CN1208210C has disclosed air bag by one to two inflatable substrate, utilizes breather line to deliver gas in the air bag that uses tear-strap.This gas bundle only has narrower thickness, and when tear-strap broke, air bag had round shape.When an inflatable substrate breaks through moment of falling to the tear-strap of air bag, another inflatable substrate can be inflated air bag fully then, so that during accident, when occupant's trunk travelled forward, the head that this air bag forces the occupant backward.
Summary of the invention
Technical matters to be solved by this invention is to provide that a kind of this air bag device has been realized traditional DAB, PAB protection occupant's function simultaneously from the air bag device of front protecting chaufeur and front-row occupant, simplifies and integrated modular construction; Or row occupant's air bag device behind the front protecting simultaneously, for back row occupant provides better protection.
Technical matters to be solved by this invention can be achieved through the following technical solutions:
A kind of air bag device, this air bag device is embedded on the vehicle roof, have gas generator and bag module, described bag module has an admission port and one or more inflatable substrate, described admission port is connected with described gas generator, and be communicated with each inflatable substrate by independent inlet channels, and each independent inlet channels also is interconnected.
Admission port of the present invention can directly be connected with described gas generator, also can be connected with described gas generator by gas operated device.Preferably admission port directly is connected with described gas generator.
The gas generator of air bag device of the present invention is one, can be placed on any suitable position on the self-propelled vehicle.
Bag module of the present invention adopts the folding mode that folds or roll volume, preferably adopts reciprocating type folding mode to fold or adopt the takeup type mode to fold.
Described inflatable substrate is made by the first airbag sheet and the second airbag sheet and is formed, and is sewed with the air bag reinforced sheet on the first airbag sheet of described free air diffuser position and the second airbag sheet.
In a preferred embodiment of the invention, described air bag device is embedded on the top front end, and described bag module has two inflatable substrates, and wherein first inflatable substrate is in order to from the front protecting chaufeur, and second inflatable substrate is in order to from the front protecting front-row occupant; Volume ratio after described first inflatable substrate and second inflatable substrate launch is 1: 1 to 1: 5, and preferred volume ratio is 1: 3.
In another preferred embodiment of the present invention; described air bag device is embedded in each row occupant front side, back of top; described bag module has three inflatable substrates, and wherein each inflatable substrate is in order to arrange occupant from each back of front protecting, and the volume ratio of described each airbag is identical.
In another preferred embodiment of the present invention, described air bag device is embedded on the top front end, described bag module has spaced two or more rows bag module, wherein the first degassing bag assembly is arranged on the top front end, this first degassing bag assembly has two inflatable substrates that link together, one of them inflatable substrate is in order to from the front protecting chaufeur, another inflatable substrate is 1: 3 in order to from the front protecting front-row occupant in order to the volume ratio after launching from the inflatable substrate of front protecting chaufeur and in order to the inflatable substrate from the front protecting front-row occupant; Each row's of back bag module is embedded in each back row occupant front side of top, has and the cooresponding inflatable substrate of each back row's occupant position quantity, in order to simultaneously from each back row occupant of front protecting.
Owing to adopted design plan as above; the present invention proposed with innovating an air bag device simultaneously from the front-seat chaufeur of front protecting and front-row occupant or/and each occupant's of protection back row notion simultaneously; realized that promptly traditional DAB, PAB protect each occupant's function, or/and provide better protection to back row occupant.Compare traditional air bag, owing to reduced one or more groups air bag part, simplify and integrated modular construction, thereby alleviated weight, reduced cost, also expanded the space that utilizes of bearing circle and instrument desk.
Description of drawings
Below with reference to the exemplary embodiment of illustrating in the accompanying drawing the present invention is described in further detail.
Fig. 1 is the expansion scheme drawing of the bag module of the embodiment of the invention 1.
The scheme drawing that Fig. 2 adopts reciprocating type folding mode to fold for embodiments of the invention 1 bag module.
Fig. 3 is the scheme drawing that the bag module of the embodiment of the invention 1 adopts the takeup type mode to fold.
Fig. 4 is the front schematic view of the bag module point of the embodiment of the invention 1 after quick-fried.
Fig. 5 is the side schematic view of the bag module point of the embodiment of the invention 1 after quick-fried.
Fig. 6 is the side schematic view of the bag module point of the embodiment of the invention 2 after quick-fried.
Fig. 7 is quick-fried back two rows' of the bag module point of the embodiment of the invention 3 a side schematic view.
Fig. 8 is quick-fried back two rows' of the bag module point of the embodiment of the invention 3 a schematic perspective view.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Embodiment 1
The disclosed air bag device of present embodiment can be simultaneously from front protecting chaufeur and front-row occupant, and this air bag device is embedded in the top front position, has the thin part 100 of gas generator (not shown) and airbag.
Referring to Fig. 2 and Fig. 3; this bag module adopts reciprocating type folding mode to fold (Fig. 2) or adopts the takeup type mode to fold (Fig. 3) and places the top front position; can launch downwards after the inflation; place the front side of chaufeur front side and front-row occupant, to protect chaufeur and front-row occupant (referring to Fig. 4 and Fig. 5) simultaneously.Gas generator is one, can place top, A post, or other appropriate locations.After this air bag device is installed on the top, can discharge the space of bearing circle and instrument desk.
Referring to Fig. 1, this bag module 100 has an inflatable substrate 110, and this inflatable substrate is made by the first airbag sheet and the second airbag sheet (not shown) and formed, all carry out in the plane when making, and so easy operation, convenient control, process is simple.After whole bag module is made; have in order to from first inflatable substrate 110 of front protecting driver side and in order to from second inflatable substrate 120 of front protecting front-row occupant side and with gas generator bonded assembly admission port 130; admission port 130 is communicated with first inflatable substrate 110 by first free air diffuser 140 that is positioned at bag module 100, is communicated with second inflatable substrate 120 by second free air diffuser 150 that is positioned at bag module 100.First free air diffuser 140 and second free air diffuser 150 also are interconnected.The gas of being come in by admission port 130 distributes by first free air diffuser 140 and second free air diffuser 150, guarantees first inflatable substrate 110 and second inflatable substrate 120 bulging simultaneously, and the volume ratio after first inflatable substrate 110 and second inflatable substrate 120 launch is 1: 3.Admission port 130 directly is connected with gas generator, can certainly be connected with described gas generator by gas operated device.
The pressure of considering first free air diffuser 140 and second free air diffuser, 150 places is very high, and present embodiment is sewed with air bag reinforced sheet 160 at admission port 130 and first inflatable substrate 110, first free air diffuser 140 of second inflatable substrate, 120 UNICOMs, the first airbag sheet and the second airbag sheet of second free air diffuser, 150 positions.
Go out to be provided with at the outer top margin angle of first inflatable substrate 110 and second inflatable substrate 120 and buckle 170,180, so that whole bag module 100 is hung on the top.
Embodiment 2
Referring to Fig. 6, air bag device is embedded in each row occupant front side, back of top, and bag module 100a has two or three inflatable substrates, and wherein each inflatable substrate is in order to arrange occupant from each back of front protecting, and the volume ratio of described each airbag is identical.All the other structures are with embodiment 1.
Embodiment 3
Referring to Fig. 7, air bag device is embedded on the top, and each bag module is spaced.The first degassing bag assembly 100 is arranged on the top front end, has two inflatable substrates 110,120 that link together, and one of them inflatable substrate 110 is in order to from the front protecting chaufeur, and another inflatable substrate 120 is in order to from the front protecting front-row occupant; Each row's of back bag module 100a is embedded in top, and is arranged on each row occupant front side, and has and the cooresponding inflatable substrate 110a of each row's occupant position quantity, 120a, 130a, in order to simultaneously from from each back row occupant of front protecting.
More than show and described principal character of the present invention and advantage of the present invention.The technical personnel of the industry should be understood; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification sheets just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (12)
1. air bag device, it is characterized in that, this air bag device is embedded in vehicle roof, have gas generator and bag module, described bag module has an admission port and one or more inflatable substrate, described admission port is connected with described gas generator, and is communicated with each inflatable substrate by independent inlet channels, and each independent inlet channels also is interconnected.
2. air bag device as claimed in claim 1 is characterized in that, described admission port directly is connected with described gas generator.
3. air bag device as claimed in claim 1 is characterized in that, described admission port is connected with described gas generator by gas operated device.
4. air bag device as claimed in claim 1 is characterized in that described gas generator is one, is placed on any suitable position on the self-propelled vehicle.
5. air bag device as claimed in claim 1 is characterized in that, described bag module adopts the folding mode that folds or roll volume.
6. air bag device as claimed in claim 1 is characterized in that, described bag module adopts reciprocating type folding mode or employing takeup type folding mode.
7. air bag device as claimed in claim 1 is characterized in that, described inflatable substrate is made by the first airbag sheet and the second airbag sheet and formed, and is sewed with the air bag reinforced sheet on the first airbag sheet of described free air diffuser position and the second airbag sheet.
8. air bag device as claimed in claim 1; it is characterized in that described air bag device is embedded in the vehicle ceiling front side, described bag module has two inflatable substrates; wherein first inflatable substrate is in order to from the front protecting chaufeur, and second inflatable substrate is in order to from the front protecting front-row occupant.
9. air bag device as claimed in claim 7 is characterized in that, the volume ratio after described first inflatable substrate and second inflatable substrate launch is 1: 1 to 1: 5.
10. air bag device as claimed in claim 7 is characterized in that, the volume ratio after described first inflatable substrate and second inflatable substrate launch is 1: 3.
11. air bag device as claimed in claim 1; it is characterized in that; described air bag device is embedded in each row occupant front side, back of top, and described bag module has two or three inflatable substrates, and wherein each inflatable substrate is in order to arrange occupant from each back of front protecting.
12. air bag device as claimed in claim 1, it is characterized in that, described air bag device is embedded in vehicle roof, described each bag module is spaced, wherein the first degassing bag assembly is arranged on the top front end, this first degassing bag assembly has two inflatable substrates that link together, and one of them inflatable substrate is in order to from the front protecting chaufeur, and another inflatable substrate is in order to from the front protecting front-row occupant; Each row's of back bag module setting is embedded in top, and is arranged on each row occupant front side, and has and the cooresponding inflatable substrate of each row's occupant position quantity, in order to simultaneously from from each back row occupant of front protecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101979808A CN102050072A (en) | 2009-10-30 | 2009-10-30 | Safety air bag device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101979808A CN102050072A (en) | 2009-10-30 | 2009-10-30 | Safety air bag device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102050072A true CN102050072A (en) | 2011-05-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101979808A Pending CN102050072A (en) | 2009-10-30 | 2009-10-30 | Safety air bag device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102050072A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897134A (en) * | 2012-09-27 | 2013-01-30 | 锦州锦恒汽车安全系统有限公司 | Airbag and automobile safety device |
| CN104692278A (en) * | 2013-12-05 | 2015-06-10 | 厦门顶拓矿山机械有限公司 | Lifting air bag structure |
| CN105644487A (en) * | 2016-02-16 | 2016-06-08 | 延锋百利得（上海）汽车安全系统有限公司 | Safe air bag for driver |
| CN114802087A (en) * | 2022-03-11 | 2022-07-29 | 中国第一汽车股份有限公司 | Overhead type safety airbag and vehicle with same |
-
2009
- 2009-10-30 CN CN2009101979808A patent/CN102050072A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897134A (en) * | 2012-09-27 | 2013-01-30 | 锦州锦恒汽车安全系统有限公司 | Airbag and automobile safety device |
| CN102897134B (en) * | 2012-09-27 | 2016-09-14 | 锦州锦恒汽车安全系统有限公司 | A kind of air bag and auto-safety mechanism |
| CN104692278A (en) * | 2013-12-05 | 2015-06-10 | 厦门顶拓矿山机械有限公司 | Lifting air bag structure |
| CN105644487A (en) * | 2016-02-16 | 2016-06-08 | 延锋百利得（上海）汽车安全系统有限公司 | Safe air bag for driver |
| CN105644487B (en) * | 2016-02-16 | 2017-11-28 | 延锋百利得（上海）汽车安全系统有限公司 | A kind of driver airbag |
| CN114802087A (en) * | 2022-03-11 | 2022-07-29 | 中国第一汽车股份有限公司 | Overhead type safety airbag and vehicle with same |
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Application publication date: 20110511 |