CN103249603B - The inflator attaching structure of co-pilot seat air bag - Google Patents
The inflator attaching structure of co-pilot seat air bag Download PDFInfo
- Publication number
- CN103249603B CN103249603B CN201180057429.9A CN201180057429A CN103249603B CN 103249603 B CN103249603 B CN 103249603B CN 201180057429 A CN201180057429 A CN 201180057429A CN 103249603 B CN103249603 B CN 103249603B
- Authority
- CN
- China
- Prior art keywords
- metal shell
- air bag
- charging blower
- pilot seat
- mounting bracket
- 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.)
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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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention provides a kind of will storage air bag metal shell miniaturization and the inflator attaching structure of the co-pilot seat air bag in conjunction with rigidity of charging blower and metal shell can be improved.Under overlooking, the one side (9c) of roughly foursquare connection lead (9b) formed with tie bolt (9) configures charging blower (6) relative to the mode that the sidewall (4a) of metal shell (4) tilts, and mounting bracket (5) and the weld part (13) of described metal shell (4) is arranged in the delta-shaped region (15) that formed by (9c) of described connection lead (9b) and the bight (4g) of described metal shell (4).
Description
Technical field
The present invention relates to the inflator attaching structure being connected and fixed the co-pilot seat air bag of charging blower in the metal shell of storage air bag main body.
Background technology
As the inflator attaching structure of this co-pilot seat air bag, in the past, such as Patent Document 1 discloses and be longitudinally connected and fixed drum type brake charging blower with arranging with four bolts and nut in the roughly rectangular metal shell of storage air bag main body.
Prior art document
Patent documentation 1: Japanese Patent No. 4039140 publication
Summary of the invention
But, in air bag, when air bag main body breaks out expansion because of the gunpowder be equipped in charging blower, from the load that described charging blower is larger to the effect of car body component parts via metal shell.
In described patent documentation 1, from described four bolts of charging blower to the distance of mounting bracket and the distance to the sidewall of described metal shell large, therefore charging blower and metal shell is low in conjunction with rigidity, there is the problem producing excessive stress on described metal shell, charging blower.
In addition, described metal shell is configured at the forward portion of the co-pilot seat occupant of instrument carrier panel, but recently, the general front air volume regulator of air-conditioning being configured in described co-pilot seat in order to ensure the comfortable air-conditioning to co-pilot seat occupant.Therefore, restriction is produced to the configuration space of air bag, and requires the miniaturization of described metal shell.
But, in described structure in the past, increase for the space being welded and fixed mounting bracket on described metal shell, metal shell miniaturization also existed limit.
The present invention makes in view of described situation in the past, its problem be to provide a kind of will storage air bag main body metal shell miniaturization and the inflator attaching structure of the co-pilot seat air bag in conjunction with rigidity of charging blower and metal shell can be improved.
The invention of technical scheme 1 is a kind of inflator attaching structure of co-pilot seat air bag, it utilizes bolt and nut to be connected by the metal shell of charging blower with the rectangle of storage air bag main body, metal shell is fixed on car body component parts via mounting bracket, it is characterized in that, the connection lead of the rectangle formed to connect described bolt while configure described charging blower relative to the mode of the sidewall slope of described metal shell, the weld part of described mounting bracket and described metal shell is arranged on by described connection lead while in the delta-shaped region that formed with the bight of described metal shell.
Invention effect
According to the present invention, the connection lead of the rectangle formed with tie bolt while configure charging blower relative to the mode of the sidewall slope of metal shell, and the weld part of mounting bracket and described metal shell is arranged on by the connection lead of described inclination while in the delta-shaped region that formed with the bight of described metal shell, even if therefore described metal shell miniaturization also can be guaranteed fully the face of weld of described mounting bracket.Then, the distance of the weld of sidewall from described tie bolt to metal shell and mounting bracket can be reduced by the miniaturization of metal shell, consequently can improve charging blower, metal shell in conjunction with rigidity, and can reduce described charging blower, metal shell produce stress.
In addition, due to mounting bracket is arranged on described delta-shaped region, therefore, compared with the situation that connection lead is configured abreast relative to the sidewall of described metal shell, mounting bracket can be made to configure near the Central places of metal shell, and can correspondingly make metal shell miniaturization.
Accompanying drawing explanation
Fig. 1 is the front view of the co-pilot seat air bag of embodiments of the invention.
Fig. 2 is the birds-eye view of the state of having installed described charging blower and retainer on described metal shell.
Fig. 3 is the exploded perspective view of the mounting structure of described charging blower.
Fig. 4 is the side cross-sectional view (the IV-IV line section drawing of Fig. 1) of the mounting structure of described charging blower.
Detailed description of the invention
Below, based on accompanying drawing, embodiments of the present invention are described.
Fig. 1 ~ Fig. 4 is the figure of the inflator attaching structure of co-pilot seat air bag for illustration of embodiments of the invention.It should be noted that, in the present embodiment, the situation of so-called upper and lower, left and right, except special records, refers to upper and lower, left and right when observing towards the working direction of vehicle.
In the drawings, 1 represents the co-pilot seat air bag being configured at the co-pilot seat forward portion of instrument carrier panel 14.This co-pilot seat air bag 1 possess insert be configured at the air cell covering 2 in the opening 14a of described instrument carrier panel 14, the metal shell 4 be configured in this air cell covering 2, be configured in this metal shell 4 and be fixed on the bottom surface of this metal shell 4 charging blower 6, be accommodated in described metal shell 4 and the air bag main body 3 configured in the mode covering described charging blower 6, the retainer 7 that this air bag main body 3 is fixed on described metal shell 4.
Described air cell covering 2 is such as resin-made, and is formed with the locking wall 2b of the tubular becoming substantially rectangular and covers the opening of this locking wall 2b and form the cap 2e of continuous surface with described instrument carrier panel 14.Be formed with fracture reservations 2c and multiple locking pawl 2a at described cap 2e, described air cell covering 2 makes described locking pawl 2a engaging in the peristome 14a of instrument carrier panel 14, thus the inner side of described instrument carrier panel 14 is fixed in configuration.
Described metal shell 4 is formed as roughly square under overlooking, and has sidewall 4a and the diapire 4b of front, rear, left and right, has been bent to form one or more locking pawl 4c integratedly in the upper end of described each sidewall 4a.This each locking pawl 4c becomes and can insert and each locking hole 2d formed engaging in the substantially central portion of the short transverse at described locking wall 2b.
Described diapire 4b is formed with the peristome 4d for inserting described charging blower 6, for installing four mounting hole 4e of described charging blower 6, a knock hole 4f for positioning described charging blower 6.Described each mounting hole 4e is formed near each sidewall 4a on the fore-and-aft direction line of centers A of described metal shell 4 and left and right directions line of centers B, and the line connecting each mounting hole 4e forms roughly square.
Left and right mounting bracket 5,5 is fixed with in the bight of the left and right of the rear side of the diapire 4b of described metal shell 4.Mounting bracket 5,5 about this is metal sheet systems, roughly L-shaped shape is formed under vehicle-width direction is observed, this longitudinal edge portion 5a bolt 8a is fixed on along on the reinforcement (car body component parts) 8 of vehicle-width direction extension, and this cross edge 5b is fixed on the diapire 4b of described metal shell 4 by spot-welding part 13.
Described charging blower 6 has the main part 6a that is formed as drum and the flange part 6b for being installed on described metal shell 4.Be built-in with in the inside of described main part 6a for making described air bag 3 break out the gunpowder (not shown) launched, this gunpowder configures centered by the center-point O of described metal shell 4.The explosion time be formed on the top of described main part 6a for being ejected in described gunpowder produces and multiple squit hole 6d of the gas that described air bag 3 is expanded.
Described flange part 6b is formed in the mode that the outer peripheral face from described main part 6a is outstanding, is formed as roughly square under overlooking.The corner of described flange part 6b is formed with mounting hole 6e.In addition, one jiao in four angles of described flange part 6b is formed with the knock hole 6f for positioning described charging blower 6.
Described retainer 7 is metal sheet systems, is formed as roughly square under overlooking, and the longitudinal wall 7b that there is diapire 7a and be integrally formed in the mode erected upward from the outer peripheral edges of this diapire 7a.Described diapire 7a is formed the patchhole 7c for inserting for the main part 6a of described charging blower 6.In addition, insert and be welded with tie bolt 9 in the corner of described diapire 7a in mode through downwards, described tie bolt 9 is for being installed on metal shell 4 by described charging blower 6 and described air bag main body 3.In addition, the dihedral in the corner of described diapire 7a becomes to have the portion that the cuts 7e for positioning described charging blower 6.
Described air bag main body 3 is formed as bag-shaped by weaving cotton cloth, described in weave cotton cloth and to be formed by having flexible polyester or polyamide thread etc.Inserting hole 3a for inserting for the main part 6a of described charging blower 6 is formed with, for the mounting hole 3b that carries out installing via described retainer 7 and knock hole 3c in the predetermined portion of described air bag main body 3.
In the assembling of the air bag 1 of the present embodiment, described air bag main body 3 is placed on the diapire 4b of described metal shell 4, and longitudinally inserts the main part 6a of described charging blower 6 from below upward with arranging at the peristome 4d of described metal shell 4.Then, make the knock hole 3c of the knock hole 4f of the knock hole 6f of the flange part 6b of described charging blower 6, described metal shell 4, described air bag 3 consistent, and four of retainer 7 tie bolts 9 are inserted the mounting hole 6e of the mounting hole 3b of described air bag 3, the mounting hole 4e of described metal shell 4 and described flange part 6b, and the described portion 7e that cuts is inserted knock hole 3c etc., four coupling nut 10 screw threads are installed on the below protrusion of tie bolt 9, thus are connected and fixed.
Thus, the charging blower 6 of the present embodiment configures in following state: the 9c of the roughly foursquare connection lead 9b formed overlooking described four tie bolts 9 of lower connection tilts 45 ° relative to a sidewall 4a of described metal shell 4.Therefore, described left and right mounting bracket 5,5 is positioned at the delta-shaped region 15 formed by the 9c of described connection lead 9b and the bight 4g of described metal shell 4.In addition, described each tie bolt 9 is close to each sidewall 4a of described metal shell 4, and then a tie bolt 9 is positioned on the straight line of the left and right mounting bracket 5,5 of connection.
Then, the described metal shell 4 of the described air bag main body 3 of storage is installed on described reinforcement 8 via described mounting bracket 5,5, make the described locking pawl 4c of described metal shell 4 engaging in the described locking hole 2d of described air cell covering 2 and make described locking pawl 2a engaging in the peristome 14a of described instrument carrier panel 14, thus described co-pilot seat air bag 1 is installed on described instrument carrier panel 14.
In the present embodiment, charging blower 6 is configured relative to the tilt mode of 45 ° of the sidewall 4a of metal shell 4 with one side 9c of the roughly foursquare connection lead 9b formed overlooking lower connection by tie bolt 9, by a left side, right mounting bracket 5, 5 are configured in the delta-shaped region 15 that formed by one side 9c of the connection lead 9b of described inclination and the bight 4g of described metal shell 4 with the spot-welding part 13 of metal shell 4, therefore, it is possible to make each sidewall 4a from described each tie bolt 9 to described metal shell 4, and shorten to the distance of the spot-welding part 13 of described mounting bracket 5, can correspondingly improve charging blower 6 and described metal shell 4 in conjunction with rigidity.In addition, tie bolt 9 be positioned at connect described left and right mounting bracket 5,5 straight line on, therefore, compared with situation about being configured abreast relative to the sidewall 4a of described metal shell 4 by the described connection lead 9b connecting described tie bolt 9, the rigidity relative to load when described air bag main body 3 launches to the indoor direction of car can be improved.
In addition, described mounting bracket 5 is configured at the part of described delta-shaped region 15, therefore, it is possible to the miniaturization of described metal shell 4 also can be guaranteed fully the face of weld of described mounting bracket 5 to the diapire 4b of this metal shell 4, thus lightweight and the miniaturization of described metal shell 4 can be realized.
In addition, in the described embodiment, describe and utilize four tie bolts 9 to carry out situation about connecting, but tie bolt of the present invention is not limited to four.In addition, describe and tie bolt 9 is connected and the connection lead 9b that formed is roughly foursquare situation, but connection lead of the present invention is rectangle.In addition, describe and described connection lead is tilted relative to the sidewall 4a of metal shell 4 situation of 45 ° and configuration, but angle of inclination of the present invention is not limited to 45 °.In a word, the spot-welding part 13 of left and right mounting bracket 5,5 and described metal shell 4 can be inclined to the degree in the delta-shaped region that can be configured at and be formed by the 9c of the connection lead 9b of described inclination and the bight 4g of described metal shell 4.
Label declaration
1 co-pilot seat air bag
3 air bag main bodies
4 metal shells
4a sidewall
The bight of 4g metal shell
5 mounting brackets
6 charging blowers
8 reinforcements (car body component parts)
9 bolts
9b connection lead
One side of 9c connection lead
10 nuts
13 spot-welding parts
15 delta-shaped regions
Claims (1)
1. the co-pilot seat inflator attaching structure of air bag (1), bolt (9) and nut (10) is utilized to be connected by the metal shell (4) of charging blower (6) with the rectangle of storage air bag main body (3), described metal shell (4) is fixed on car body component parts (8) via mounting bracket (5), the feature of the inflator attaching structure of described co-pilot seat air bag (1) is
The mode that one side (9c) of the connection lead (9b) of the rectangle formed to connect described bolt (9) tilts relative to the sidewall (4a) of described metal shell (4) configures described charging blower (6)
The weld part (13) of described mounting bracket (5) and described metal shell (4) is arranged in the delta-shaped region (15) that formed by one side of described connection lead (9b) (9c) and the bight (4g) of described metal shell (4)
A described bolt (9) is configured on the straight line of connection two described mounting brackets (5,5).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010-267026 | 2010-11-30 | ||
| JP2010267026A JP5606296B2 (en) | 2010-11-30 | 2010-11-30 | Inflator mounting structure for passenger seat airbag |
| PCT/JP2011/075293 WO2012073641A1 (en) | 2010-11-30 | 2011-11-02 | Inflator mounting structure for airbag for front passenger seat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103249603A CN103249603A (en) | 2013-08-14 |
| CN103249603B true CN103249603B (en) | 2016-01-20 |
Family
ID=46171590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201180057429.9A Active CN103249603B (en) | 2010-11-30 | 2011-11-02 | The inflator attaching structure of co-pilot seat air bag |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP5606296B2 (en) |
| CN (1) | CN103249603B (en) |
| WO (1) | WO2012073641A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017102049A1 (en) * | 2017-02-02 | 2018-08-02 | Trw Automotive Gmbh | Gas generator holder and gas bag module |
| KR102200946B1 (en) * | 2017-06-14 | 2021-01-08 | (주)엘지하우시스 | Airbag module and the manufacturing method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1576113A (en) * | 2003-06-30 | 2005-02-09 | 高田-彼得里公开股份有限公司 | Vehicle safety air bag assembly |
| JP4039140B2 (en) * | 2002-06-21 | 2008-01-30 | 豊田合成株式会社 | Method for manufacturing case in airbag device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61260446A (en) * | 1985-05-13 | 1986-11-18 | Mitsubishi Electric Corp | Reel rest device for tape player |
| JPH07277128A (en) * | 1994-04-04 | 1995-10-24 | Nippondenso Co Ltd | Air bag device |
| JPH08150891A (en) * | 1994-11-29 | 1996-06-11 | Toyoda Gosei Co Ltd | Air bag device |
| JPH08258651A (en) * | 1995-03-24 | 1996-10-08 | Toyoda Gosei Co Ltd | Air bag device |
| JP2006151128A (en) * | 2004-11-26 | 2006-06-15 | Autoliv Development Ab | Air bag device |
| US7669882B2 (en) * | 2006-10-13 | 2010-03-02 | Tk Holdings, Inc. | Airbag module |
| JP2008110737A (en) * | 2006-10-31 | 2008-05-15 | Nippon Plast Co Ltd | Airbag device |
-
2010
- 2010-11-30 JP JP2010267026A patent/JP5606296B2/en active Active
-
2011
- 2011-11-02 CN CN201180057429.9A patent/CN103249603B/en active Active
- 2011-11-02 WO PCT/JP2011/075293 patent/WO2012073641A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4039140B2 (en) * | 2002-06-21 | 2008-01-30 | 豊田合成株式会社 | Method for manufacturing case in airbag device |
| CN1576113A (en) * | 2003-06-30 | 2005-02-09 | 高田-彼得里公开股份有限公司 | Vehicle safety air bag assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103249603A (en) | 2013-08-14 |
| JP2012116303A (en) | 2012-06-21 |
| JP5606296B2 (en) | 2014-10-15 |
| WO2012073641A1 (en) | 2012-06-07 |
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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 | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180613 Address after: Tokyo, Japan, Japan Patentee after: Japan Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Takata Corporation |