JP3582376B2 - Rotary assist grip for vehicles - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a rotary assist grip for a vehicle, which is mounted on a roof side or the like in a vehicle interior.
[0002]
[Prior art]
Conventionally, the roof side, the front pillar, the instrument panel at the front of the front passenger seat, the back of the front seat, etc. in the interior of a vehicle such as an automobile, support the occupant's body during traveling, or For convenience, an assist grip is provided. Further, as this assist grip, there is a rotary assist grip in which the assist grip body can be swung in a manner of coming into contact with and separating from the base member, as shown in an example in Japanese Utility Model Publication No. 7-35785.
[0003]
As shown in FIG. 6 , in the rotary assist grip 100 for a vehicle, connecting portions 102 </ b> A formed at both ends in the longitudinal direction of the assist grip main body 102 are supported by a through hole 108 of a base 106 via a shaft 104. . The base 106 is attached to a panel on the vehicle body side with a screw 110 and a weld nut via a collar.
[0004]
[Problems to be solved by the invention]
However, in the rotary assist grip 100 for a vehicle, the base 106 is formed of resin, and the resin base 106 is configured to receive a load on the assist grip body 102. As a result, it is necessary to increase the size of the base 106 in order to withstand a high load acting on the assist grip main body 102, that is, to increase the breakage limit load. It is difficult to set up and the appearance is impaired.
[0005]
The present invention has been made in view of the above circumstances, and has as its object to obtain a rotary assist grip for a vehicle that can increase the damage limit load and reduce the size.
[0006]
[Means for Solving the Problems]
The present invention according to claim 1 is characterized in that the shaft is inserted into each hole in the assist grip axial direction formed on both ends in the longitudinal direction of the assist grip main body and the resin base member, so that the shaft is centered on the shaft. In a rotary assist grip for vehicles in which the assist grip body is swingably attached to the vehicle body,
A metal reinforcing plate is provided that extends from a vehicle body fastening portion that fastens the resin base member to the vehicle body to a shaft both end support portion that supports both ends of the shaft.
[0007]
Therefore, the load acting on the assist grip body can be received by the metal reinforcing plate in addition to the resin base member. As a result, the damage limit load at the time of operating the assist grip body can be increased as compared with the case where the load on the assist grip body is received only by the resin base member. Further, since the mounting portion of the assist grip body to the vehicle body can be efficiently reinforced by the metal reinforcing plate, the mounting portion of the assist grip body to the vehicle body can be reduced in size, and the appearance is not impaired.
[0010]
According to a second aspect of the present invention, there is provided the rotary assist grip for a vehicle according to the first aspect , wherein the assist grip is arranged so as to extend from a pillar to a roof side rail. It is characterized by being disposed close to the inside in the direction.
[0011]
Therefore, in addition to the contents described in claim 1 , the damage limit load is also reduced with respect to the load applied when the head protection airbag bag disposed in close proximity to the vehicular rotary assist grip is deployed. Can rise and withstand well.
[0012]
BEST MODE FOR CARRYING OUT THE INVENTION
An embodiment of a vehicle rotary assist grip of the present invention will be described with reference to FIGS. 1 to 5.
[0013]
In the drawings, the arrow FR indicates the vehicle forward direction, the arrow UP indicates the vehicle upward direction, and the arrow IN indicates the vehicle width inside direction.
[0014]
As shown in FIG. 2, the assist grip body 12 of the rotary assist grip 10 is made of resin or metal and has a substantially U-shaped grip shape. And the connecting portion 16.
[0015]
As shown in FIG. 3, the cross-sectional shape of the connecting portion 16 of the assist grip body 12 is U-shaped, and a through hole 18 is formed in a leg 16 </ b> A outside the assist grip body 12. In addition, a hole 20 is recessed coaxially with the through hole 18 from the inside of the U-shape in the leg portion 16 </ b> B inside the assist grip body 12. A base 22 as a resin base member and a metal reinforcing plate 23 are accommodated in the U-shaped inner portion 19 of the connecting portion 16 of the assist grip body 12.
[0016]
As shown in FIG. 4, the base 22 is formed in a block shape extending along the U-shaped inside 19 of the connecting portion 16. One end of the base 22 in the longitudinal direction corresponding to the connecting portion 16 of the assist grip body 12 (the lower end in FIG. 1) has a pair of projecting portions as shaft end support portions with a gap 24 therebetween. 26 are formed, and through-holes 28 are formed in these protrusions 26 coaxially with the through-hole 18 and the hole 20 of the connecting portion 16 of the assist grip body 12.
[0017]
A shaft 30 is inserted into the through hole 18 of the connecting portion 16 of the assist grip body 12, the hole 20, and the through hole 28 of the protrusion 26 of the base 22 from the through hole 18 side. Accordingly, the assist grip body 12 swings about the shaft 30 in the counterclockwise rotation direction (the arrow A direction in FIG. 1) and the clockwise rotation direction (the arrow B direction in FIG. 1) with respect to the base 22. Supported as possible.
[0018]
As shown in FIGS. 1 and 4, in the connecting portion 16 on the rear side of the vehicle, a return spring 32 formed in a coil shape is wound around the shaft 30, and the assist grip body 12 is moved in the direction of arrow A in FIG. 1. Is energizing.
[0019]
The vehicle body fastening portion 33 on the opposite side (upper side in FIG. 1) of the protruding portion 26 of the base 22 extends along the thickness direction of the base 22 (left-right direction in FIG. 1) toward the assist grip body 12 (right side in FIG. ), A circular hole 34 is recessed, and a through hole 35 having a smaller diameter than the circular hole 34 is formed substantially at the center of the bottom of the circular hole 34. A collar 36 made of a metal pipe is inserted into the through hole 35, and the outer diameter of the collar 36 is slightly smaller than the inner diameter of the through hole 35. The length of the collar 36 is slightly longer than the length of the through hole 35. Therefore, the base 22 can be moved relative to the collar 36 by a predetermined amount in all directions.
[0020]
The metal reinforcing plate 23 is disposed so as to surround the mounting side surface (the left side surface in FIG. 1) of the base 22, and the vehicle body fastening portion 23 </ b> A that covers the mounting side surface of the vehicle body fastening portion 33 of the base 22, And a shaft both-ends support portion 23B that covers each outer surface of the pair of projecting portions 26. A through hole 37 having the same size as the inner diameter of the collar 36 is coaxially formed in the center of the vehicle body fastening portion 23A, and the shaft end support portion 23B has the same size as the through hole 28. A through hole 29 is formed coaxially.
[0021]
As shown in FIG. 1, a screw portion 40A of a screw 40 to which a washer 38 is attached is inserted into the collar 36 and the through hole 37. The screw portion 40A of the screw 40 is screwed to a weld nut 44 welded to a vehicle exterior side surface 42A of a bracket 42 fixed to a roof side rail inner panel 41 constituting the vehicle body. Therefore, the collar 36 and the vehicle body fastening portion 33 of the base 22 are sandwiched and fixed by the washer 38 and the bracket 42, and the vehicle body fastening portion 23A of the metal reinforcing plate 23 is sandwiched and fixed by the collar 36 and the bracket 42. Has been fixed. Further, a cap 43 is detachably provided in the vehicle body fastening portion 33 of the base 22, and the assist grip body 12 swings in the direction of arrow B by closing the opening of the circular hole 34 with the cap 43. In this case, the screw 40 is not visible to the occupant.
[0022]
A roof head lining 45 is disposed between the bracket 42 and the assist grip body 12. The roof head lining 45 includes a base material 46 and a cushion member 48 that mainly covers the side surface of the vehicle interior of the base material 46. The base material 46 has a rectangular shape for attaching the base 22 to the bracket 42. Notch 50 is formed.
[0023]
As shown in FIG. 5, a known damper 60 is provided at the connecting portion 16 on the vehicle front side of the assist grip body 12 instead of the return spring 32 provided at the connecting portion 16 on the vehicle front side. . The damper 60 is wound around the shaft 30 by a predetermined method. When the assist grip body 12 swings in the directions indicated by arrows A and B in FIG. The swing speed is reduced.
[0024]
Next, the operation of the present embodiment will be described.
[0025]
When the occupant grips the assist grip body 12 and rotates in the vehicle interior direction (the direction of the arrow B in FIG. 1), the pulling force from the occupant when the occupant is in the use state shown by the two-dot chain line in FIG. When, for example, a load (arrow F in FIG. 1) acting on the assist grip body 12 is applied to the assist grip body 12, the load F is applied to the projecting portion 26 of the resin base 22 via the shaft 30 and the metal It can be received by the shaft both end support portions 23B of the reinforcing plate 23.
[0026]
Further, the load F is transmitted to the vehicle body fastening portion 33 by the resin base 22 and transmitted to the vehicle body fastening portion 23A by the metal reinforcing plate 23, and is connected to the roof side rail inner panel through the screw 40 and the weld nut 44. It is transmitted to a bracket 42 fixed to 41.
[0027]
Therefore, in this embodiment, the load F applied to the assist grip body 12 can be transmitted to the vehicle body via the metal reinforcing plate 23 in addition to the resin base 22. As a result, as compared with the case where the load F applied to the assist grip body 12 is received only by the resin base 22, the damage limit load at the time of operating the assist grip body can be increased. Further, since the mounting portion of the assist grip body 12 to the vehicle body can be efficiently reinforced by the metal reinforcing plate 23, the mounting portion of the assist grip body 12 to the vehicle body can be reduced in size, and the appearance is not impaired.
[0028]
In the present embodiment, as shown in FIG. 2, for example, an inflator 63 is provided on the A-pillar 62 side, and the head-protecting airbag bag 66 stored from the A-pillar 62 to the roof side rail 64 is stored. The present invention can also be applied to a vehicle provided with In particular, as shown by the two-dot chain line in FIG. 1, the head protection air is provided between the outer end 45A of the roof head lining 45 in the vehicle width direction and the roof side rail inner panel 41 in close proximity to the rotary assist grip 10. When the bag bag body 66 is disposed, when the head protection airbag bag body 66 is inflated and deployed, the inflating pressure of the airbag bag body 66 causes the vehicle width direction outer end 45A of the roof head lining 45 to move. It unfolds in the vehicle interior side direction (arrow C direction of FIG. 5).
[0029]
As a result, the outer end 45A of the roof head lining 45 in the vehicle width direction comes into contact with the connecting portion 16 or the like of the assist grip body 12, and presses the connecting portion 16 toward the vehicle interior. At this time, in this embodiment, the load (arrow F1 in FIG. 1) applied to the connecting portion 16 of the assist grip body 12 can be transmitted to the vehicle body via the metal reinforcing plate 23 in addition to the resin base 22. . As a result, the damage limit load can be increased as compared with the case where the load F1 applied to the connecting portion 16 of the assist grip body 12 is received only by the resin base 22 (conventional structure).
[0036]
In the above, the present invention has been described in detail with respect to a specific embodiment, but the present invention is not limited to such an embodiment, and various other embodiments are possible within the scope of the present invention. Some will be apparent to those skilled in the art. For example, the rotary assist grip for a vehicle of the present invention can be applied to a vehicle equipped with an airbag device in which an inflator is disposed on a C pillar or the like on the rear side of the vehicle.
[0037]
【The invention's effect】
The rotary assist grip for a vehicle according to the first aspect of the present invention has an excellent effect that the damage limit load can be increased and the size can be reduced.
[0039]
According to the second aspect of the present invention, in addition to the effect of the first aspect , in addition to the effect of the first aspect , the head protection airbag bag disposed close to the rotary assist grip for the vehicle is deployed. This has an excellent effect that the critical load at breakage is increased with respect to the load acting when the load is applied, so that the load can be sufficiently endured.
[Brief description of the drawings]
FIG. 1 is an enlarged sectional view taken along line 1-1 of FIG.
FIG. 2 is a perspective view showing a driver's seat side surface of a cabin to which the rotary assist grip for a vehicle according to the embodiment of the present invention is applied;
FIG. 3 is a sectional view taken along line 3-3 in FIG. 1;
FIG. 4 is an exploded perspective view showing a main part of the rotary assist grip for a vehicle according to the embodiment of the present invention ;
FIG. 5 is an enlarged sectional view taken along line 5-5 of FIG. 2;
FIG. 6 is a partially sectional side view showing a rotary assist grip for a vehicle according to a conventional embodiment.
[Explanation of symbols]
Reference Signs List 10 Rotary assist grip for automobiles 12 Assist grip body 16 Connecting portion 22 Base (base member)
23 Metal Reinforcement Plate 23A Metal Reinforcement Plate Car Body Fastening Portion 23B Metal Reinforcement Plate Shaft Both End Supports 26 Base Projection (Shaft Both End Supports)
30 Shaft 33 Base body fastening part 41 Roof side rail inner panel 42 Bracket 43 Cap 45 Roof head lining 60 Damper 62 A pillar 63 Inflator 64 Roof side rail 66 Head protection airbag bag

Claims (2)

By inserting a shaft into each of the axial directions of the assist grip formed on both ends in the longitudinal direction of the assist grip body and the resin base member, the body of the assist grip can swing about the shaft. In the rotary assist grip for vehicles attached to the
A rotary assist grip for a vehicle, comprising: a metal reinforcing plate extending from a vehicle body fastening portion for fastening the resin base member to a vehicle body to shaft both end support portions for supporting both ends of the shaft. 2. The vehicle according to claim 1, wherein the assist grip is disposed close to an inner side in a vehicle width direction of the head protection airbag body stored from the pillar to the roof side rail. 3. Rotary assist grip.

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