JP2010264881A - Arrangement structure for air bag module - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an arrangement structure for air bag module, which improves visual range by making a front pillar thin. <P>SOLUTION: The arrangement structure 11 of an air bag module includes: an air bag (side-curtain air-bag body) 14 stored in a folded state along the roof side rail and front pillar 17 of a vehicle 12; a shape holding member 51 that holds the air bag 14 in a folded state; a cover body (a protector garnish) 45 covering the air bag 14. The shape holding member 51 includes an air bag shape holding body 52 and a locking part 54 connected to the air bag shape holding body 52 while locking a long component (harness) 15. Part 55 of the front pillar 17 between the long component (harness) 15 and the air bag shape holding body 52 includes a fixing part 56 that fixes the cover body 45. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an arrangement structure of an airbag module in which long parts such as a side curtain airbag main body and a harness deployed between an occupant and a door are arranged inside a front pillar.

  As an arrangement structure of an airbag module, there is a structure in which a side curtain airbag body of a side curtain airbag device is folded and stored together with a harness on a roof above a door (for example, see Patent Document 1).

However, in the prior art (Patent Document 1), the side curtain airbag body deployed between the occupant and the door is also folded inside the front pillar, so if parts such as harness and pipe are included, the front pillar However, it became a problem to increase the field of view.
In addition, it is necessary to handle the clamp (holder) in order to attach the harness clamp (holder) to the airbag shape holding body (cover member) that houses the side curtain airbag body. It was a problem to do.

JP 2008-179273 A

  SUMMARY OF THE INVENTION An object of the present invention is to provide an airbag module disposition structure that improves visibility by narrowing a front pillar and facilitates the disposition work of a harness.

  In order to solve the above-mentioned problem, the invention according to claim 1 includes an airbag stored in a folded state along a roof side rail and a front pillar of a vehicle roof, and a state in which the airbag is folded. An airbag module disposition structure comprising: a shape holding member for holding; and a cover body included in the front pillar and covering at least the airbag. The shape holding member holds the airbag. An airbag shape holding main body, and a locking portion that is connected to the airbag shape holding main body and locks a long part disposed along the front pillar. A fixing portion for fixing the cover body is provided at a part of the front pillar between the airbag shape holding body.

  According to a second aspect of the present invention, there is provided an airbag housed in a folded state along a roof side rail and a front pillar of a vehicle roof, a shape holding member for holding the airbag in a folded state, and a front pillar. And a cover body covering at least the airbag, wherein the shape holding member includes an airbag shape holding body holding the airbag, and an air bag. A locking part that is connected to the bag-shaped holding body and locks the long parts arranged along the front pillar, and is provided between the locking part and the airbag-shaped holding body in a vehicle side view. An airbag end fixing portion for fixing the locking portion and the end of the airbag is provided in a part of the front pillar.

  The invention according to claim 3 is characterized in that a fixing portion for fixing the cover body is provided on a part of the front pillar between the long part and the airbag shape holding body in a side view of the vehicle.

  In the invention according to claim 1, the shape holding member that holds the airbag in a folded state is connected to the airbag shape holding body that holds the airbag and the airbag shape holding body, and is arranged along the front pillar. And a fixing portion for fixing the cover body to a part of the front pillar between the long component and the airbag shape holding body in a side view of the vehicle. Therefore, by folding a long part (for example, a harness) with a shape holding member, the folded airbag (airbag shape holding body) and a long part (for example, a harness) are seen in a side view of the vehicle. Are arranged with the fixing portion interposed therebetween, the space in the vehicle front-rear direction of the fixing portion can be reduced, and the length (width) of the cover body in the vehicle front-rear direction can be reduced. Therefore, the cover body can be formed thin with respect to the occupant's viewpoint.

  Moreover, since the latch part (hook) which extends from an airbag shape holding body to a long part (for example, harness) and fixes a long part (for example, a harness) was integrally provided, the long part (harness) was The clip that stops on the front pillar can be omitted. As a result, there is no need to handle the clip, and the long component (harness) is arranged easily.

  In the invention according to claim 2, the shape holding member for holding the airbag in a folded state is connected to the airbag shape holding body holding the airbag and the airbag shape holding body, and is arranged along the front pillar. A locking portion for locking the elongated part provided, and in a side view of the vehicle, a portion of the front pillar between the locking portion and the airbag shape holding body is provided with the locking portion and the airbag. Since the airbag end fixing portion for fixing the end is provided, the clip for fixing the long component (harness) to the front pillar can be omitted by the locking portion provided integrally with the airbag shape holding body. As a result, there is no need to handle the clip, and the long component (harness) is arranged easily.

  Moreover, the end of the airbag (side curtain airbag bag body) can be firmly fixed to the airbag end fixing portion of the front pillar, and at the same time, a long part ( For example, a harness) can be firmly fixed.

  Furthermore, parts (for example, drain pipes) other than the long parts can be assembled in advance to the upper side of the vehicle from the airbag or the airbag end fixing portion, and the assemblability of the airbag and the long parts can be improved.

  In addition, when the airbag (side curtain airbag bag body) is deployed, the deployment reaction force generated in the airbag shape holding body can be transmitted from the airbag shape holding body to the airbag end fixing portion of the front pillar. The deployment reaction force transmitted from the airbag shape holding body to the long component (for example, harness) via the locking portion can be reduced.

  In the invention according to claim 3, since the fixing portion for fixing the cover body is provided on a part of the front pillar between the long component and the airbag shape holding body in the vehicle side view, the shape holding member is long. By locking a length part (for example, a harness), the folded airbag (airbag shape holding body) and a long part (for example, a harness) are arranged with a fixed part interposed therebetween in a vehicle side view. Thus, the space in the vehicle front-rear direction of the fixed portion can be reduced, and the length (width) of the cover body in the vehicle front-rear direction can be reduced. Therefore, the cover body can be formed thin with respect to the occupant's viewpoint.

It is a figure which shows the outline | summary of the arrangement | positioning structure of the airbag module which concerns on Example 1 of this invention. FIG. 2 is a sectional view taken along line 2-2 of FIG. FIG. 3 is a sectional view taken along line 3-3 in FIG. 1. 1 is a perspective view of an arrangement structure of an airbag module according to Embodiment 1. FIG. It is sectional drawing of the arrangement | positioning structure of the airbag module which concerns on Example 2 of this invention. FIG. 6 is a sectional view taken along line 6-6 of FIG. FIG. 6 is a perspective view of an arrangement structure of an airbag module according to a second embodiment.

  Hereinafter, embodiments of the present invention will be described in detail in Example 1 and Example 2.

  As shown in FIGS. 1 and 2, the airbag module arrangement structure 11 according to the first embodiment is employed in a side curtain airbag device 13 of a vehicle 12, and includes a side curtain airbag main body 14 and a long component 15 ( 2) is housed in the front pillar 17 of the vehicle body 16. This will be specifically described below.

  As shown in FIGS. 1 to 3, the vehicle 12 extends from the vehicle compartment 21, the vehicle body 16, the left front door 23, the right front door 24, the windshield 25, and the roof 27 to the lower side of the vehicle 12 to guide water. 2 and a harness (long component) 15 in which a plurality of electric wires 33 are bundled.

The vehicle body 16 includes a left side body 35, a right side body 36, a roof 27, a left front pillar 17 included in the left side body 35, and a right front pillar 17 included in the right side body 36. And is substantially symmetrical.
As shown in FIGS. 2 and 3, the left front pillar 17 is a steel front pillar panel 37 (an outer panel 41, an inner panel 42, a reinforcing panel 43), and an interior of the front pillar 17 attached to the front pillar panel 37. And a protector garnish 45 made of resin, and an air bag module disposition structure 11 is disposed.

Next, the airbag module arrangement structure 11 according to the first embodiment will be described with reference to FIGS.
The airbag module arrangement structure 11 includes an airbag (side curtain airbag body) 14 that is stored in a folded state along the roof side rail 47 and the front pillar 17 of the roof 27 of the vehicle 12, and an airbag. (Side curtain airbag body) A shape holding member 51 that holds the folded 14 state, and a cover body (protector garnish) that is included in the front pillar 17 and covers at least the airbag (side curtain airbag body) 14 45.

The shape holding member 51 includes an airbag shape holding body 52 that holds the airbag (side curtain airbag body) 14, and a long component that is connected to the airbag shape holding body 52 and is disposed along the front pillar 17. (Harness) 15 is provided, and the airbag module disposition structure 11 is a long component as viewed from the side of the vehicle 12 (in the direction of arrow a1 (viewpoint in FIG. 3)). A fixing portion 56 for fixing the cover body (protector garnish) 45 is provided on a part 55 of the front pillar 17 between the (harness) 15 and the airbag shape holding body 52.
Although the long component is the harness 15, the long component may be the drain pipe 31.

The airbag (side curtain airbag body) 14 has an attachment portion 57 formed at the end thereof through the airbag shape holding body 52 to the vehicle body 16, specifically, an airbag end fixing portion of the inner panel 42 of the front pillar 17. Fastened to 61 with bolts 58. When the airbag (side curtain airbag main body) 14 is deployed with the gas of the inflator 62 of the side curtain airbag device 13, the end is held in the airbag shape holding main body 52 by the attachment portion 57.
The side curtain airbag device 13 has the same components and information as the existing ones, such as the inflator 62 and a sensor for operating the inflator 62.

  The airbag shape holding main body 52 is formed in a U-shaped cross section, the bag deployment opening 64 is directed downward of the vehicle 12, and the airbag (side curtain airbag body) 14 is attached to the upper portion 65 facing the bag deployment opening 64. A takeout port 66 through which the portion 57 passes is opened. And the latching | locking part 54 which clamps the elongate component (harness) 15 is formed in the upper part 65 by the desired pitch.

  The locking portion 54 is connected to the airbag-shaped holding body 52 to form a plate-like connection plate portion 68, a hook 71 for fixing the harness 15 is formed at the end of the connection plate portion 68, and a rib is formed on the connection plate portion 68. 72 is erected at a right angle, one end of the rib 72 is connected to the upper portion 65 of the airbag-shaped holding body 52, and the other end of the rib 72 is connected to the hook 71.

The hook 71 is connected to the drain pipe 31 at the position of the long part (harness) 15, and when the position of the long part (harness) 15 is changed, the drain pipe can be changed by changing dimensions such as the inner diameter as necessary. It can also be used for fixing 31.
In that case, naturally, the fixing portion 56 for fixing the cover body (protector garnish) 45 is positioned between the drain pipe 31 and the airbag shape holding main body 52.

  The fixing portion 56 is formed on the inner panel 42 of the front pillar 17 and bulges as shown by a two-dot chain line with the center with respect to the width of the inner panel 42 in FIG. Highly formed. As a result, the harness 15 and the drain pipe 31 can be arranged in parallel so as to overlap with the occupant's viewpoint, and the cover body (protector garnish) 45 can be formed thin with respect to the occupant's viewpoint.

  More specifically, the airbag module arrangement structure 11 has a side curtain air in the front pillar 17 in a cross-sectional view (viewpoint in FIG. 2) perpendicular to the longitudinal direction of the front pillar 17 at the height of the passenger's viewpoint. An airbag-shaped holding main body 52 for storing and holding the bag main body 14 is disposed, and the cover body (protector garnish) 45 is placed close to the upper surface of the upper portion 65 of the airbag-shaped holding main body 52 facing upward of the vehicle 12. A clip 75 for fixing the cover body (protector garnish) 45 by being inserted into the clip base 74 and the fixing portion 56 provided on the inner panel 42 of the front pillar 17 by being inserted into the clip base 74 is arranged. The harness 1 is brought close to the back surface of the cover body (protector garnish) 45 in the vicinity of 74. There are disposed, the harness 15 is fixed by being gripped by the locking portion 54 provided in chosen the airbag shape-retaining body 52. In addition, the outer surface of the drain pipe 31 is disposed outside the vehicle 12 with respect to the axis 77 of the harness 15, and the drain pipe 31 is fixed to the inner panel 42 of the front pillar 17 with a clip 78.

  In other words, in the cross-sectional view orthogonal to the longitudinal direction of the front pillar 17 (viewpoint in FIG. 2), the harness 15 has a line Lc passing through the radial center Ch of the harness 15 and the radial center Cd of the drain pipe 31 directed toward the front seat. (In the direction of arrow a2). In the left front pillar 17, the line Lc is directed to the passenger seat side, and in the right front pillar 17, the line Lc is directed to the driver seat side.

  The positional relationship between the harness 15 and the drain pipe 31 is arbitrary and can be reversed. For example, the drain pipe 31 is supported by the locking portion 54.

Next, the operation of the airbag module arrangement structure 11 according to the first embodiment of the present invention will be described.
The arrangement structure 11 of the airbag module extends from the airbag shape holding body 52 of the shape holding member 51 that holds the airbag (side curtain airbag body) 14 to the long part (harness) 15 and extends to the long part (harness). ) Since the locking portion 54 (hook 71) for fixing 15 is integrally provided, the long component (harness) 15 can be fixed at an arbitrary position, and the front pillar 17 can be made thin.

  That is, by arranging the long component (harness) 15 at a position where the clip base 74 for fixing the cover body (protector garnish) 45 is sandwiched between the airbag shape holding main body 52, the fixing portion for the clip base 74 and the inner panel 42 is secured. 56, the long component (harness) 15 and the drain pipe 31 are arranged so that the space of the fixed portion 56 located in the front and rear of the vehicle can be reduced, and the width of the cover body (protector garnish) 45 is reduced. be able to.

  Moreover, since the latching part 54 (hook 71) which extends from the airbag shape holding body 52 to the long component 15 (for example, a harness) and fixes the long component 15 (for example, a harness) is integrally provided, The clip for stopping the component (harness) 15 can be omitted. As a result, it is possible to reduce costs such as molding and management of the clip, and it is not necessary to perform an operation for handling the clip, and the work of arranging the long component (harness) 15 becomes easy.

  Next, an airbag module disposition structure 11B according to the second embodiment will be described with reference to FIGS. FIG. 5 corresponds to FIG. The same components as those in the first embodiment shown in FIGS.

The airbag module disposition structure 11B according to the second embodiment includes a shape holding member 51B and an airbag end fixing portion 61B.
That is, the airbag module arrangement structure 11B includes an airbag (side curtain airbag main body) 14 that is accommodated in a folded state along the roof side rail 47 and the front pillar 17 of the roof 27 of the vehicle 12. A shape holding member 51B that holds the airbag (side curtain airbag body) 14 in a folded state, and a cover body (protector) that is included in the front pillar 17 and covers at least the airbag (side curtain airbag body) 14. Garnish) 45.

The shape holding member 51 </ b> B is an airbag shape holding body 52 that holds the airbag (side curtain airbag body) 14, and a long component that is connected to the airbag shape holding body 52 and is disposed along the front pillar 17. 15 (for example, a harness), and the airbag module disposition structure 11B includes a locking portion 54B and an airbag shape holding main body 52 in a side view of the vehicle 12. An air bag end fixing portion 61B that fixes the end of the locking portion 54B and the airbag (side curtain airbag main body) 14 is provided in a part 55 of the front pillar 17 therebetween.
Although the long component is the harness 15, the long component may be the drain pipe 31.

  A fixing portion 56 for fixing the cover body (protector garnish) 45 is provided on a part 55 of the front pillar 17 between the long component 15 (for example, a harness) and the airbag shape holding body 52 in a side view of the vehicle 12. It is characterized by being.

  The locking portion 54B is formed with a plate-like connection plate portion 68B that is connected to the airbag shape holding main body 52, and a concave portion 81 that overlaps the attachment portion 57 of the airbag (side curtain airbag main body) 14 on the connection plate portion 68B. It is formed in a concave shape deeper than the thickness of the mounting portion 57, a hole 83 through which the bolt 82 is passed through the concave portion 81, a hook 71 for fixing the harness is formed at the end of the connecting plate portion 68B, and an airbag (side curtain airbag main body) ) A pressing member 84 is formed in which the center is overlapped with the mounting portion 57 of 14 and the end portion is overlapped with the connection plate portion 68B. Fastened to the fixing portion 61B.

Bolt holes 88 are formed in the pressing member 84, and hooking claws 91 are formed at both ends so as to hook onto the connecting plate portion 68B.
Note that the pressing member 84 can be omitted.

  The bolt 82 is connected to the male screw portion 93 so that the shaft portion 94 is formed larger than the nominal diameter of the male screw portion 93, and the end surface 95 of the shaft portion 94 is brought into contact with the airbag end fixing portion 61B. As a result, the attachment portion 57 of the airbag (side curtain airbag main body) 14 can freely move in cooperation with the recess 81 and the pressing member 84.

  The airbag end fixing portion 61B is formed by forming a convex portion on the inner panel 42 so as to coincide with the position of the shape holding member 51B. A hole 97 is formed in the convex portion, and a nut 86 is concentrically attached to the back. Yes.

The airbag module arrangement structure 11B according to the second embodiment exhibits the same functions and effects as the airbag module arrangement structure 11 according to the first embodiment.
Further, the airbag module disposition structure 11B is formed by attaching the connection plate portion 68B of the shape holding member 51B and the attachment portion 57 of the airbag (side curtain airbag body) 14 to the airbag end fixing portion 61B of the inner panel 42. Therefore, the airbag (side curtain airbag main body) 14 and the long component 15 (for example, a harness) can be firmly attached.

  In addition, although the arrangement structure of the airbag module of this invention is employ | adopted as the front pillar of the vehicle in embodiment, it can also be employ | adopted also as the roof of a vehicle.

  The arrangement structure of the airbag module of the present invention is suitable for a front pillar of a vehicle.

  DESCRIPTION OF SYMBOLS 11 ... Installation structure of airbag module, 12 ... Vehicle, 14 ... Air bag (side curtain airbag main body), 15 ... Long part (harness), 17 ... Front pillar, 27 ... Roof, 31 ... Drain pipe, 45 ... cover body (protector garnish), 47 ... roof side rail, 51 ... shape holding member, 52 ... airbag shape holding body, 54 ... locking part, 55 ... part of front pillar, 56 ... fixing part, 61B ... air Bag end fixing part.

Claims (3)

An airbag stored in a folded state along a roof side rail and a front pillar of a vehicle roof, a shape holding member that holds the airbag in a folded state, and the front pillar includes at least the airbag. An air bag module disposition structure comprising a cover body covering the air bag,
The shape holding member is an airbag shape holding main body that holds the airbag, and a latch that is connected to the airbag shape holding main body and locks a long component disposed along the front pillar. And comprising
An airbag module arrangement comprising: a fixing portion for fixing the cover body to a part of the front pillar between the elongated part and the airbag shape holding body in a side view of the vehicle. Construction structure. An airbag that is housed in a folded state along a roof side rail and a front pillar of a vehicle roof, a shape holding member that holds the airbag in a folded state, and a front pillar that includes at least the air bag. A cover body covering the bag, and an air bag module arrangement structure comprising:
The shape holding member is an airbag shape holding main body that holds the airbag, and a latch that is connected to the airbag shape holding main body and locks a long component disposed along the front pillar. And comprising
In the vehicle side view, an airbag end fixing portion for fixing the locking portion and the end of the airbag is provided at a part of the front pillar between the locking portion and the airbag shape holding body. An arrangement structure of an air bag module.   The fixing part which fixes the said cover body is provided in a part of said front pillar between the said elongate components and the said airbag shape holding body in the said vehicle side view. Arrangement structure of an air bag module.

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