CN102666212A - Airbag structure for passenger seat - Google Patents
Airbag structure for passenger seat Download PDFInfo
- Publication number
- CN102666212A CN102666212A CN2010800565223A CN201080056522A CN102666212A CN 102666212 A CN102666212 A CN 102666212A CN 2010800565223 A CN2010800565223 A CN 2010800565223A CN 201080056522 A CN201080056522 A CN 201080056522A CN 102666212 A CN102666212 A CN 102666212A
- Authority
- CN
- China
- Prior art keywords
- gas generator
- bolt
- housing
- hole
- airbag cushion
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/217—Inflation fluid source retainers, e.g. reaction canisters; Connection of bags, covers, diffusers or inflation fluid sources therewith or together
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
- B60R21/16—Inflatable occupant restraints or confinements designed to inflate upon impact or impending impact, e.g. air bags
- B60R21/20—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components
- B60R21/205—Arrangements for storing inflatable members in their non-use or deflated condition; Arrangement or mounting of air bag modules or components in dashboards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The disclosed airbag structure for a passenger seat can eliminate conventionally necessary bolted retainers and brackets, can result in a reduction in the number of parts and number of assembly steps, and is conducive to resource conservation and environmental-friendliness. The airbag structure is provided with: a disc-shaped inflator (1) provided integrally with attachment bolts (6) on the bottom surface (1a) thereof, said bottom surface being the attachment surface for affixing; an airbag cushion (2) that has first through-holes (2a) through which the attachment bolts (6) protrude to the exterior, and that houses the entire inflator therewithin; a housing (3) that has second through-holes (3c) through which the attachment bolts protruding from the first through-holes penetrate, and that houses the airbag cushion inside; and a crossbeam (4) and a mount (5) that is joined to the attachment bolts penetrating the second through-holes, and that supports and affixes the bottom surface of the housing as well as the inflator.
Description
Technical field
The present invention relates to use bag structure in a kind of co-pilot seat, this structure can be with abolishment such as the retainer of necessary strap bolt in the past and carriages, thereby reduces amount of parts and assembling procedure number, helps economizing on resources and preserving the ecological environment.
Background technology
As the co-pilot seat safety air bag, for example known have a patent documentation 1.Air bag device in the patent documentation 1 is installed in the air bag device on the reinforced rib for having the air bag module of safety air bag main body and gas generator through mounting tools, and said mounting tools possesses the casing of taking in said air bag module; Have and support and fixing said air bag module and the said carriage of taking in the foot of casing; And from the said outstanding protruding member in bottom of taking in casing.And its structure does, the said foot of said carriage has rake, shown in accommodate that casing is impacted and during bracket deformation shown in making, said protruding member pushed to the said rake of said foot, and the distortion of auxiliary said carriage.
Patent documentation 1: Japanese Patent Laid is opened the 2008-110737 communique
Summary of the invention
The problem that invention will solve
In patent documentation 1, gas generator has the flange that usefulness is installed.The flange utilization is accommodated in the bolt of safety air bag in-to-in retainer; With this retainer, safety air bag main body, take in the safety air bag main body take in casing and carriage combines; Car body side load-carrying element is that reinforced rib is provided with fixed part, and installation bracket is fixed on this fixed part.
The part that device surrounds that is held of gas generator is received to the safety air bag body interior, and second bulb is from the safety air bag main part and to take in casing outstanding, and is exposed to the outside.
In patent documentation 1, be installed on the fixed part of reinforced rib in order to make the casing of taking in around gas generator and the gas generator with safety air bag main body etc., need to use the structure of the retainer of carriage and strap bolt.
Gas generator produces charge air conditioning through the rapid burning of gunpowder.Gas generator produces impact owing to burning rapidly.Therefore, gas generator must be supported and fixed on the reinforced rib securely.For through reinforced rib support fixation gas generator securely, and the bolt through the retainer that on the flange of gas generator, runs through, guarantee and the combining of reinforced rib side.Therefore, must use the retainer of strap bolt.
For gas generator is exposed from second bulb of taking in casing, the bolt of retainer that connects flange can not obtain smooth plane from taking in around the outstanding position of casing.Therefore; When the bolt with retainer is directly installed on the fixed part of reinforced rib; Has the leeway that can absorb tolerance in order to ensure it; Must form the bolt hole of big porosity at fixed part, the result that must form wide-aperture bolt hole causes the complicated of fixed part shape, in the installation of retainer fixed part miscellaneousization that become.In order to solve such situation, be necessary between the bolt and fixed part of retainer, to append the carriage of bolt hole with porosity.
And second bulb of the gas generator that exposes with taking in the outstanding of casing from the safety air bag main body also is necessary to avoid and fixed part produces location conflicts, also must append carriage is set.
The present invention proposes in view of above problem; Its purpose is to provide a kind of co-pilot seat to use bag structure; This structure can be saved the retainer of common necessary strap bolt and carriage etc.; Thereby reduce amount of parts and assembling procedure number, help economizing on resources and protecting environment.
The method of dealing with problems
Co-pilot seat of the present invention is used bag structure, it is characterized by to possess: use attachment face with the bottom surface as fixing, on this bottom surface, be integrally formed with the gas generator of the disc shaped of the bolt that usefulness is installed; Have be used to make this installation with bolt toward outside the 1st outstanding through hole, and take in the airbag cushion of whole gas generator in inside; Have from the outstanding installation of the 1st through hole with the 2nd through hole that bolt connected, and take in the housing of this airbag cushion in the inboard; Engage with bolt with the installation that connects the 2nd through hole, and with this housing vehicle load-carrying element of the bottom surface of support fixation gas generator together.
This housing preferably possesses smooth bottom plate.
This vehicle side load-carrying element possesses smooth and even more ideal towards the words of the face that is provided with of top.
The invention effect
Co-pilot seat of the present invention can reduce abolishment such as necessary strap bolt retainer or carriage in the past amount of parts and assembling procedure number, thereby help economizing on resources and preserving the ecological environment with bag structure.
Description of drawings
(Fig. 1) the present invention's co-pilot seat of being correlated with is with the exploded perspective view of the preferred embodiments of bag structure.
(Fig. 2) be presented at the part section lateral plan of the co-pilot seat shown in Fig. 1 with the state after the bag structure assembling.
The specific embodiment
Below with comparatively ideal embodiment, with reference to accompanying drawing co-pilot seat bag structure of the present invention is elaborated.Like Fig. 1 and shown in Figure 2, the co-pilot seat structure that the present invention is correlated with mainly by gas generator 1, open the airbag cushion 2 of expansion by the charge air conditioning of gas generator 1 ejection, 3 of housings taking in airbag cushion constitute.
As everyone knows, car body side load-carrying element is by the crossbeam that on the car body transverse direction, disposes 4, and crossbeam 4 one connect 5 formations of the bearing that gas generator and housing are installed that are provided with therewith.
Gas generator 1 is metal Pressure Container, and inside is filled by gunpowder.The profile of gas generator 1 forms the plate-like of suitable thickness.The bottom surface 1a of gas generator 1 is formed circular tabular surface as fixed installation face.A plurality of installations have been wholely set with bolt 6 on the bottom surface 1a of gas generator 1.An end of installing with bolt 6 engages with the bottom surface 1a of gas generator 1, and outstanding downwards from the bottom surface 1a of gas generator 1.
The circumferential lateral surface of gas generator 1 is provided with the circular current plate 7 that it is surrounded.The charge air conditioning that current plate 7 is used for gas generator is sprayed carries out rectification.
Therefore, under the state that gas generator 1 joins with the inside of bottom surface 1a and airbag cushion 2, its install with bolt 6 from airbag cushion 2 to exposing outside.
The airbag cushion 2 that is built-in with gas generator 1 is taken in the inner space of housing 3; On the bottom plate 3b of housing 3, be formed with a plurality of the 2nd through hole 3c, this 2nd through hole 3c is used to make the installation from the outstanding gas generator 1 of the 1st through hole 2a of airbag cushion 2 to connect with bolt 6.
Therefore, the bottom surface 1a of gas generator 1 is through joining above airbag cushion 2 and the bottom plate 3b.And, install with bolt 6 from housing 3 to exposing outside.
On bearing 5,, be formed with smooth and towards the face that the is provided with 5a of top to smooth bottom plate 3b.Towards above the face that is provided with 5a on, form bolt insertion hole 9 accordingly with the quantity of installing with bolt.Because smooth and the face that the is provided with 5a and the smooth bottom plate 3b towards the top of bearing 5 connect,, be set as less porosity so absorb the bolt insertion hole 9 of assembling tolerance.
The installation that is through with the 2nd through hole 3c that has connected bottom plate 3b on the bolt through hole 9 is with bolt 6.Thereby install with bolt 6 towards above the face that is provided with 5a below engage with nut 10 stubborn closing with bearing 5.
Then the effect with bag structure describes to the relevant co-pilot seat of this embodiment.Describe about assembling sequence, at first, the plate-like gas generator 1 that is wholely set bolt 6 is accommodated in the inside of airbag cushion 2.Then, with install run through the 1st through hole 2a of airbag cushion 2 with bolt 6 after, expose to the outside.
Next, airbag cushion 2 and gas generator 1 are received into together the inside of housing 3.Then, will install, run through the 2nd through hole 3c of housing 3, and make it outstanding from bottom plate 3 with bolt 6.At this moment, on installing with bolt 6, load onto temporary card and end packing ring 11, to gas generator 1, airbag cushion 2 and housing 3 only carry out temporary card, like this can be so that in the installation of bearing 5 simplification that becomes.
Then, the flat bottom plate 3b of housing 3 is stated from the smooth of bearing 5 and on the face that the is provided with 5a of top, and will installs with bolt 6 and run through inserting hole 9.After this, with nut 10 and bolt 6 stubborn closing, the bearing 5 of crossbeam 4 and the installation of gas generator 1 are bonded together with bolt 6.Through such installation, make bottom surface 1a with gas generator 1 as fixed installation face, gas generator 1 and airbag cushion 2, housing 3 are together by 5 support fixation of the bearing of crossbeam 4.
During gas generator 1 work, because the impulsive force that the fast burn effect of gas generator 1 produces directly acts on the bearing 5 under the 1a of gas generator bottom surface by this gas generator 1, this bearing 5 and crossbeam 4 power that withstands shocks together.
More than the related co-pilot seat of this example of explanation uses bag structure to do; With the bottom surface 1a of gas generator 1 as smooth fixed installation face; This bottom surface 1a is wholely set when installing with bolt 6; Be accommodated under the airbag cushion 2 in-to-in states by whole at this gas generator 1, make it to engage with bearing 5 with bolt 6 through installing.
Existing techniques is provided with to fix on gas generator uses attachment face, but utilizes the retainer of strap bolt that car body side load-carrying element is supported.Therefore, gas generator is outstanding from containing box, uses carriage when these gas generators and containing box are installed on the car body side load-carrying element.
In this embodiment; On gas generator 1, fixed installation face is set; Be bottom surface 1a,, be built in the housing because this gas generator 1 is accommodated in the airbag cushion 2; Gas generator 1 can be not outstanding and expose to the outside from housing 3, and the periphery that can make gas generator 1 be installed in the position on the bearing 5 is a tabular surface.
And directly the bottom plate 3b with smooth housing 3 is stated from the bearing 5, through installing with bolt 6, gas generator 1, airbag cushion 2 and housing 3 is engaged with bearing 5.Because the bottom surface 1a of gas generator 1 can carry out support fixation with its bearing 5 below just, can be with abolishment such as the retainer of strap bolt and carriages.
Because these retainers and carriage are abolished, and can reduce amount of parts and assembling procedure number, can promote to economize on resources and environmental protection simultaneously.
Because gas generator 1 is through installing with the structure of bolt 6 with bearing 5 direct connects; Can so that on support 5 direct fixed pedestal gas generator 1; Make the impulsive force of gas generator 1 to be communicated to bearing 5 exactly by high efficiency, thereby can improve the support performance of gas generator 1.
On the installation site of gas generator 1, housing 3 is supported structure in the above by bearing 5, owing to can directly bear the impulsive force of gas generator 1 on the bearing 5, so can be suppressed at the distortion of the housing 3 on the installation site of gas generator 1.
Because flat bottom plate 3b; Direct mount is in the smooth of bearing 5 and on the face that the is provided with 5a of top; So the bolt insertion hole 9 of absorption assembling tolerance can get final product for less porosity, thereby can prevent complex-shapedization of bearing 5, can be with absorbing the carriage removal that tolerance is used.
Above-described co-pilot seat uses bag structure to be the comparatively ideal example of the present invention, and embodiment in addition can in all sorts of ways and implement or realize.Short of qualification especially in teachings herein, this invention is not limited to shape, the size of detailed member shown in the drawings and constitutes configuration.And phraseology and term used in the teachings herein are for the purpose of description, short of special qualification, and it is not defined.
Nomenclature
1 plate-like gas generator,
The bottom surface of 1a gas generator
2 airbag cushions
2a the 1st through hole
3 housings
The 3b bottom plate
3c the 2nd through hole
4 crossbeams
5 bearings
5a is towards the face that is provided with of top
Bolt is used in 6 installations
Claims (3)
1. a co-pilot seat is used bag structure, it is characterized in that possessing: use attachment face with the bottom surface as fixing, on said bottom surface, be integrally formed with the plate-like gas generator of installing with bolt; Have be used to make this installation with bolt toward outside the 1st outstanding through hole, and take in the airbag cushion of whole said gas generator in inside; Have from the outstanding said installation of said the 1st through hole with the 2nd through hole that bolt connected, and take in the housing of this airbag cushion in the inboard; Engage with bolt with the said installation that connects the 2nd through hole, and with the said housing vehicle side load-carrying element of the bottom surface of support fixation gas generator together.
2. co-pilot seat as claimed in claim 1 is used bag structure, it is characterized in that, said housing possesses smooth bottom plate.
3. use bag structure like claim 1 or the described co-pilot seat of claim 2, it is characterized in that, said vehicle side load-carrying element possesses smooth and towards the face that is provided with of top.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-287210 | 2009-12-18 | ||
| JP2009287210A JP2012236427A (en) | 2009-12-18 | 2009-12-18 | Airbag structure for passenger seat |
| PCT/JP2010/071979 WO2011074451A1 (en) | 2009-12-18 | 2010-12-08 | Airbag structure for passenger seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102666212A true CN102666212A (en) | 2012-09-12 |
| CN102666212B CN102666212B (en) | 2015-05-06 |
Family
ID=44167208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080056522.3A Expired - Fee Related CN102666212B (en) | 2009-12-18 | 2010-12-08 | Airbag structure for passenger seat |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2012236427A (en) |
| CN (1) | CN102666212B (en) |
| WO (1) | WO2011074451A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5996209B2 (en) * | 2012-02-24 | 2016-09-21 | 芦森工業株式会社 | Airbag device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2268124A (en) * | 1992-06-02 | 1994-01-05 | Autoliv Dev | An air-bag arrangement |
| JPH068118U (en) * | 1992-07-08 | 1994-02-01 | 日本精工株式会社 | Airbag device |
| DE19538594C2 (en) * | 1995-10-17 | 1997-08-14 | Autoliv Dev | Airbag arrangement |
| JP2001277979A (en) * | 2000-03-29 | 2001-10-10 | Toyoda Gosei Co Ltd | Air bag device |
| CN1754722A (en) * | 2004-08-04 | 2006-04-05 | 高田株式会社 | Passenger protecting device |
| CN1930025A (en) * | 2004-03-05 | 2007-03-14 | 关键安全体系股份有限公司 | Driver airbag module |
| JP2008110737A (en) * | 2006-10-31 | 2008-05-15 | Nippon Plast Co Ltd | Airbag device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3951612B2 (en) * | 2001-01-29 | 2007-08-01 | 豊田合成株式会社 | Airbag device |
-
2009
- 2009-12-18 JP JP2009287210A patent/JP2012236427A/en not_active Withdrawn
-
2010
- 2010-12-08 CN CN201080056522.3A patent/CN102666212B/en not_active Expired - Fee Related
- 2010-12-08 WO PCT/JP2010/071979 patent/WO2011074451A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2268124A (en) * | 1992-06-02 | 1994-01-05 | Autoliv Dev | An air-bag arrangement |
| JPH068118U (en) * | 1992-07-08 | 1994-02-01 | 日本精工株式会社 | Airbag device |
| DE19538594C2 (en) * | 1995-10-17 | 1997-08-14 | Autoliv Dev | Airbag arrangement |
| JP2001277979A (en) * | 2000-03-29 | 2001-10-10 | Toyoda Gosei Co Ltd | Air bag device |
| CN1930025A (en) * | 2004-03-05 | 2007-03-14 | 关键安全体系股份有限公司 | Driver airbag module |
| CN1754722A (en) * | 2004-08-04 | 2006-04-05 | 高田株式会社 | Passenger protecting device |
| JP2008110737A (en) * | 2006-10-31 | 2008-05-15 | Nippon Plast Co Ltd | Airbag device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011074451A1 (en) | 2011-06-23 |
| CN102666212B (en) | 2015-05-06 |
| JP2012236427A (en) | 2012-12-06 |
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Legal Events
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20201208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |