WO2014050268A1

WO2014050268A1 - Vehicle ceiling module

Info

Publication number: WO2014050268A1
Application number: PCT/JP2013/069629
Authority: WO
Inventors: 武志尾崎
Original assignee: トヨタ車体株式会社
Priority date: 2012-09-26
Filing date: 2013-07-19
Publication date: 2014-04-03
Also published as: JP2014065430A

Abstract

A vehicle ceiling module (1) configured with an airbag (3) temporarily fixed to a vehicle ceiling material (2). The airbag (3) has an airbag main body (31) and a case (33). The case (33) has mounting parts (35) in a plurality of locations in the longitudinal direction, in positions to the outside in the transverse direction with respect to the airbag (3). Interlocking protrusions (22), which interlock with interlocking holes (351) formed in the respective plurality of mounting parts (35), are provided protruding upward in a back surface (201) in a side end (21) of the ceiling material (2). The ceiling material (2) can be removed from the case (33) attached to a vehicle body (4) by withdrawing the interlocking protrusions (22) from the interlocking holes (351).

Description

Vehicle ceiling module

The present invention relates to a ceiling module configured by temporarily fixing a curtain shield airbag to a ceiling material of a vehicle.

The curtain shield airbag attached to the upper side of the vehicle body is deployed so as to cover the side glass in the event of a car collision, and protects the passenger's head. Further, the long curtain shield airbag is accommodated on the back side of the ceiling material, and is deployed while removing the left and right end portions of the ceiling material to the indoor side when the automobile collides.
For example, in the curtain shield airbag mounting structure of Patent Document 1, the curtain shield airbag is stored on the back surface of the ceiling lining material, and the temporary fixing means for holding the ceiling lining material in a predetermined position, and the release by the temporary fixing means are released. It is disclosed to use release assisting means for assisting. The temporary fixing means is configured to engage the latching claw and the metal clip, and is configured to release the holding of the ceiling lining material as the airbag bag body is inflated when the curtain shield airbag is operated. ing. In this way, the temporary lining means and the release assisting means securely hold the ceiling lining material and ensure the smooth deployment performance of the airbag body.

JP 2009-184425 A

By the way, when a back monitor, electrical decoration, etc. are additionally constructed after the automobile is assembled, the wiring is stored on the back surface of the ceiling material. At this time, if the curtain shield airbag is fastened not only to the vehicle body but also to the ceiling material, it is necessary to remove the ceiling material and the curtain shield airbag. Therefore, after the wiring work is performed, when the ceiling material and the curtain shield airbag are returned to their original positions, the assembled state of the curtain shield airbag may change. Therefore, further ingenuity is required to perform the wiring work without removing the curtain shield airbag.

In the curtain shield airbag mounting structure of Patent Document 1, when removing the ceiling material, the removal cloth as the release assisting means is also removed. Therefore, when the ceiling material is returned to the original position after the ceiling material is removed and the wiring work is performed, there is a possibility that the assembled state of the curtain shield airbag may change.
In addition, when the curtain shield airbag and the ceiling material are separately attached to the vehicle body, it is necessary to assemble the ceiling material to the vehicle body after the curtain shield airbag is assembled to the vehicle body. Absent.

The present invention has been made in view of such a background, and improves the assembling property of the ceiling material and the airbag, and easily removes and attaches the ceiling material while maintaining the assembled state of the airbag. It was obtained in an attempt to provide a vehicle ceiling module that can be used.

One aspect of the present invention is a ceiling module configured by temporarily fixing a curtain shield airbag to a ceiling material of a vehicle,
The curtain shield airbag has an airbag body disposed on the left and right sides of the vehicle, and a case for holding the airbag body and attaching it to the vehicle body,
The case has pedestals at a plurality of positions in the front-rear direction at positions outside the left-right direction with respect to the curtain shield airbag.
On the back surface at the side end portion of the ceiling material, a hooked portion that is hooked on a hooking portion formed on each of the plurality of pedestal portions is provided to protrude upward,
The vehicle ceiling module is characterized in that the ceiling member can be removed from the case attached to the vehicle body by extracting the hooked portion from the hooking portion.

In the above-described vehicle ceiling module, the curtain shield airbag (hereinafter simply referred to as an airbag) case and the ceiling material are devised.
Specifically, the latching portions are provided on the pedestal portions at a plurality of locations of the case, and the latched portions are provided on the back surface of the ceiling material.
And when assembling the ceiling material and the airbag to the vehicle body, the respective latching portions of the ceiling material are inserted into the latching portions of the case and latched, and the airbag is temporarily secured to the back surface of the ceiling material. To the state. Then, the ceiling module is maintained on the vehicle body by attaching the case to the vehicle body. Thereby, the assembly | attachment property of the ceiling material and airbag to a vehicle body can be improved.

In addition, when attaching a back monitor or electrical decoration after the vehicle is assembled, the ceiling material is removed from the vehicle body while leaving the case on the vehicle body. At this time, the ceiling member can be removed by extracting each hooked portion from each hooking portion. Therefore, it is easy to remove the ceiling material at the time of service after assembly of the vehicle.
Then, after wiring work is performed on the interior side of the vehicle body, the ceiling material is attached to the vehicle body again. At this time, since each latching part in the case is located on the outer side in the left-right direction with respect to the airbag and facing the side end part of the ceiling material, it is easy for the operator to visually observe each latching part. It is. Therefore, it is easy to mount the ceiling material at the time of service after the vehicle is assembled.
Moreover, when removing a ceiling material, it is not necessary to remove an airbag, and it can prevent that a change arises in the assembly | attachment state of an airbag.

Therefore, according to the ceiling module of the vehicle, it is possible to improve the assembling property of the ceiling material and the airbag, and to easily remove and attach the ceiling material while maintaining the assembled state of the airbag. .

The perspective view which shows the ceiling module of the vehicle of the state which attaches an airbag to a ceiling material concerning an Example. Sectional drawing which shows the ceiling module of the vehicle concerning an Example. Sectional drawing which shows the state which attaches the attachment part of the case which holds the inflator of an airbag concerning an Example to a vehicle body. Sectional drawing which shows the ceiling module attached to a vehicle body concerning an Example. Sectional drawing which shows the state which attaches / detaches a ceiling material with respect to the case attached to the vehicle body concerning an Example.

A preferred embodiment of the above-described vehicle ceiling module will be described.
In the ceiling module of the vehicle, the hooking portion may be a hooking hole, and the locked portion may be a hooking projection.
In this case, the latching hole of the case in the curtain shield airbag can be easily latched to the latching protrusion of the ceiling material.

Moreover, the said latching protrusion may have the projection part latched by the said latching hole in the side surface inside the left-right direction.
In this case, after removing the ceiling material with the case attached to the vehicle body, when attaching the ceiling material again, it is possible to easily insert each latching protrusion into each latching hole.

In addition, the case is provided with attachment portions for attaching the case to the vehicle body at a plurality of positions in the front-rear direction, and the ceiling material is provided at a position facing the attachment portion. You may have a notch for enabling work from below.
In this case, at the time of initial assembly, the mounting part can be attached through the notch, and the ceiling module can be easily assembled to the vehicle body.

Hereinafter, embodiments of a ceiling module of a vehicle will be described with reference to the drawings.
As shown in FIG. 1, the ceiling module 1 of the vehicle of this example is configured by temporarily fixing a curtain shield airbag 3 (hereinafter simply referred to as an airbag 3) to a ceiling material 2 of the vehicle. The airbag 3 has an airbag main body 31 disposed on the left and right sides of the vehicle, and a case 33 for holding the airbag main body 31 and attaching it to the vehicle body 4. The case 33 has pedestals 35 at a plurality of locations in the front-rear direction L at positions outside the airbag 3 in the left-right direction W.
On the back surface 201 of the side end portion 21 of the ceiling material 2, a latching protrusion 22 as a latched portion that is latched by a latching hole 351 as a latching portion formed in each of a plurality of pedestal portions 35. Projecting upward. The ceiling material 2 can be removed from the case 33 attached to the vehicle body 4 by extracting each latching protrusion 22 from each latching hole 351.

Hereinafter, the ceiling module 1 of the vehicle of this example will be described in detail with reference to FIGS.
As shown in FIG. 1, the airbag 3 is disposed on the upper portion of the vehicle body 4 positioned above the side door of the automobile. The airbag 3 covers the surface of the window glass at the door and protects the side of the head of an occupant riding in the automobile when the automobile collides. Further, the airbag 3 is provided with an inflator 32 for generating gas at the time of collision of the automobile, sending the gas into the airbag 3 and inflating the airbag 3. The inflator 32 is provided at an intermediate position in the front-rear direction L so as to send gas into a portion of the airbag body 31 on the front side and a portion of the airbag body 31 on the rear side.

The ceiling material 2 is made of resin, and is continuously formed from the front seat to the rear seat of the vehicle. The left and right side end portions 21 of the ceiling material 2 are formed to bend in the horizontal direction with respect to the center side portion. The plurality of latching protrusions 22 are formed side by side in the front-rear direction L at the left and right side end portions 21 of the ceiling member 2.
As shown in FIG. 2, each latching protrusion 22 can be attached by being attached to the back surface (upper surface) 201 of the ceiling material 2. The latching protrusion 22 protrudes from the inner side surface in the left-right direction W of the standing portion 222, the adhesive plate portion 221 facing the back surface 201 of the ceiling material 2, the standing portion 222 standing from the adhesive plate portion 221. Projecting portion 223. In the standing portion 222, the tip end portion (upper end portion) of the inner side surface on which the protruding portion 223 is formed is formed in a taper shape whose width in the left-right direction W becomes narrower toward the tip end.

In the vehicle body 4, an opening trim 41 is provided at a lower end portion of a portion located on the upper side with respect to the side door. The left and right side end portions 21 of the ceiling material 2 are supported by an extension support portion 411 provided so as to extend from the opening trim 41, and are arranged at the ceiling portion of the vehicle.
As shown in FIGS. 1 and 2, the case 33 of the airbag 3 includes a body portion 34 that holds the airbag body 31 from the vehicle body 4 side, and the side of the ceiling material 2 from the body portion 34 to the outside in the left-right direction W. A pedestal portion 35 that protrudes so as to face the end portion 21 is provided. The pedestal portion 35 is formed at a plurality of locations (three locations in this example) in the front-rear direction L, which is the longitudinal direction of the airbag 3. Each pedestal portion 35 is formed with a latching hole 351, and the ceiling member 2 is formed with a latching projection 22 at a position facing the latching hole 351.

As shown in FIGS. 1 and 3, the case 33 is provided with attachment portions 36 for attaching the case 33 to the vehicle body 4 at a plurality of locations in the front-rear direction L. The attachment portion 36 is provided at a position in the front-rear direction L in the case 33 where the pedestal portion 35 is not provided. FIG. 3 shows a case where the attachment portion 36 is provided in a portion of the case 33 that holds the inflator 32.
The ceiling material 2 has a notch 23 for enabling work from below the ceiling material 2 at a position facing the mounting portion 36. The case 33 may be formed integrally in the longitudinal direction of the airbag 1 or may be formed by being partially divided in accordance with the positions where the pedestal portion 35 and the attachment portion 36 are formed.

In the vehicle ceiling module 1 of this example, as shown in FIG. 4, when the ceiling member 2 and the airbag 3 are assembled to the vehicle body 4, each latching protrusion of the ceiling member 2 is inserted into each retaining hole 351 of the case 33. 22 is inserted and hooked so that the airbag 3 is temporarily fixed to the back surface 201 of the ceiling material 2. Then, the ceiling module 1 is maintained in the vehicle body 4 by attaching the case 33 to the vehicle body 4. Thereby, the assembly property of the ceiling material 2 and the airbag 3 to the vehicle body 4 can be improved.

In addition, when a back monitor or an electrical decoration is additionally attached after the vehicle is assembled, the ceiling material 2 is removed from the vehicle body 4 while the case 33 remains on the vehicle body 4 as shown in FIG. At this time, the ceiling material 2 can be removed by extracting each latching protrusion 22 from each latching hole 351. Therefore, it is easy to remove the ceiling material 2 at the time of service after the vehicle is assembled.

Then, after wiring work is performed on the indoor side of the vehicle body 4, the ceiling material 2 is attached to the vehicle body 4 again. At this time, since each latching hole 351 in the case 33 is located outside the airbag 3 in the left-right direction W and opposed to the side end 21 of the ceiling member 2, the operator can set each latching hole. It is easy to visually inspect 351. Therefore, it is easy to mount the ceiling material 2 at the time of service after the vehicle is assembled.
Moreover, when removing the ceiling material 2, it is not necessary to remove the airbag 3, and it can prevent that the assembly | attachment state of the airbag 3 arises.

Therefore, according to the ceiling module 1 of the vehicle of this example, the assemblability of the ceiling material 2 and the airbag 3 is improved, and the ceiling material 2 can be removed and maintained while the assembled state of the airbag 3 is maintained. Mounting can be performed easily.

Claims

A ceiling module configured by temporarily fixing a curtain shield airbag to a ceiling material of a vehicle,
The curtain shield airbag has an airbag body disposed on the left and right sides of the vehicle, and a case for holding the airbag body and attaching it to the vehicle body,
The case has pedestals at a plurality of positions in the front-rear direction at positions outside the left-right direction with respect to the curtain shield airbag.
On the back surface at the side end portion of the ceiling material, a hooked portion that is hooked on a hooking portion formed on each of the plurality of pedestal portions is provided to protrude upward,
A ceiling module for a vehicle, wherein the ceiling member can be removed from the case attached to the vehicle body by extracting the latched portion from the latching portion.
2. The vehicle ceiling module according to claim 1, wherein the latching portion is a latching hole and the locked portion is a latching protrusion.
3. The vehicle ceiling module according to claim 2, wherein the latching projection has a projection that is latched in the latching hole on the inner side surface in the left-right direction. module.
The vehicle ceiling module according to any one of claims 1 to 3, wherein the case includes attachment portions for attaching the case to the vehicle body at a plurality of locations in the front-rear direction.
The ceiling module according to claim 1, wherein the ceiling member has a notch for enabling work from below the ceiling member at a position facing the mounting portion.