JP4013723B2 - Shock absorbing structure for vehicle side door - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a shock absorbing structure for a vehicle side door that opens and closes a passenger opening / closing door opening formed on a side portion of the vehicle.
[0002]
[Prior art]
Conventionally, as a side door structure of a vehicle in the above-described example, there is the following structure. That is, a continuous door opening without a partition is provided on the side of the vehicle body, and the door opening is covered with a front door and a rear door so that the front door can be opened and closed, and the front door is pivotally attached to the vehicle body via a front door hinge. The rear part is pivotally attached to the vehicle body via a rear door hinge, and the side door composed of the front door and the rear door is configured in a so-called double door structure, and the rear end of the front door is superposed on the outside of the front end of the rear door, In addition, a reinforcing member extending in the vertical direction is provided inside the front end portion of the rear door (see, for example, Patent Document 1).
[0003]
In addition, as a shock absorbing structure of the door, a waist reinforcement is attached downward from the door waist portion of the door outer panel, and a bracket is attached from an impact bar extending in the front-rear direction of the vehicle between the door inner panel and the door outer panel. There is a structure in which an impact absorbing pad is attached using an attachment member such as a bolt between the above-described waist reinforcement and a bracket (see, for example, Patent Document 2).
[0004]
[Patent Document 1]
JP 2001-138864 A
[Patent Document 2]
Japanese Patent Laid-Open No. 10-1003.
[0005]
[Problems to be solved by the invention]
As described above, when the shock absorbing pad is provided on the inner surface of the door outer panel and in the vicinity of the door outer panel, there is an advantage that the shock load at the time of a side collision can be absorbed by the absorbing pad. In order to provide the pad in the door, mounting members such as a waist reinforcement, a bracket, and bolts are indispensable. Therefore, the work required for mounting the shock absorbing pad is complicated, and the number of parts is increased. There was a problem.
[0006]
This invention is an impact bar Surroundings An impact absorbing member capable of absorbing an impact load in the vehicle width direction is provided at a predetermined portion of the vehicle. The impact absorbing member is provided with a protruding portion that protrudes toward the interior of the vehicle interior. It is possible to simplify the mounting operation of the shock absorbing member and improve the layout flexibility by locking the shock absorbing member and fixing the shock absorbing member, and the number of parts required for mounting the shock absorbing member In addition, since the impact absorbing member can be fixed by locking the protruding portion between the door inner panel and the module panel, the existing member can be used effectively. An object of the present invention is to provide a shock absorbing structure for a vehicle side door to which a shock absorbing member can be easily attached.
[0007]
[Means for Solving the Problems]
A shock absorbing structure for a vehicle side door according to the present invention is a vehicle side door that opens and closes an opening formed in a side portion of the vehicle, and includes a door inner panel and a door outer panel joined to the door inner panel. An impact bar extending in the front-rear direction of the vehicle is provided between the door inner panel and the door outer panel,
Above impact bar Surroundings In the shock absorbing structure of the vehicle side door, in which the predetermined portion is provided with an impact absorbing member capable of absorbing an impact load in the vehicle width direction, between the door inner panel and the door outer panel. ,at least Below the space up and down the wind glass The impact bar is provided, and a predetermined part around the impact bar is provided. The impact absorbing member positioned is formed with a protruding portion that protrudes toward the vehicle interior side, and the protrusion is assembled to the door inner panel from the vehicle interior side of the door inner panel to the door inner panel. And the shock absorbing member is fixed in between.
[0008]
The shock absorbing member having the above configuration can be formed of an energy absorbing member such as a shock absorbing pad.
[0009]
According to the above configuration, the shock absorbing member is provided with a protruding portion that protrudes toward the vehicle interior side, and the protruding portion is locked between the door inner panel and the module panel to fix the shock absorbing member. Since it comprised, this impact-absorbing member can be attached easily.
[0010]
As a result, it is possible to simplify the mounting operation of the shock absorbing member and improve the layout flexibility, and the conventional waist reinforcement, brackets, bolts, and the like are unnecessary, and thus it is necessary to mount the shock absorbing member. The number of parts can be reduced.
[0011]
In addition, since the impact absorbing member can be fixed by locking the protruding portion between the door inner panel and the module panel, the impact absorbing member can be easily attached using the existing members effectively. Can do.
[0012]
In one embodiment of the present invention, between the door inner panel and the door outer panel, ,further, An impact bar on the upper side is provided outside the passenger compartment in the space for raising and lowering the wind glass. Be placed The impact absorbing member presses the impact absorbing member to the outside of the passenger compartment and locks it to the upper impact bar. As a locking part It has a locking claw.
[0013]
According to the above configuration, As a locking part The impact absorbing member can be locked to the upper impact bar using the locking claw.
[0014]
In one embodiment of the present invention, the shock absorbing member is provided with a mounting portion that is locked to an upper side portion of the impact bar, and the mounting portion and the protruding portion are integrated with the shock absorbing member. It is formed.
[0015]
According to the said structure, an impact-absorbing member can be easily latched to an impact bar by the mounting structure which latches the above-mentioned mounting part to the upper side part of an impact bar.
[0016]
In addition, since the mounting portion and the protruding portion are formed integrally with the shock absorbing member, the number of parts required for mounting the shock absorbing member can be reduced.
[0017]
In one embodiment of the present invention, an adhesive member is provided between the impact absorbing member and the inner surface of the door outer panel.
You may comprise the sticking member of the said structure with a double-sided tape.
[0018]
According to the above configuration, the impact absorbing member and the inner surface of the door outer panel can be adhered, so that temporary storage can be performed when the impact absorbing member is attached and generation of abnormal noise can be prevented.
[0019]
【Example】
An embodiment of the present invention will be described in detail with reference to the drawings.
The drawings show the shock absorbing structure of the side door of the vehicle. First, the side door structure will be described. In FIG. 1 showing the vehicle as viewed from the outside of the vehicle, a side door composed of a front door 2 and a rear door 3 is provided on the vehicle body side surface of the vehicle 1, and the front end of the front door 2 and the rear door 3 are A front door hinge 4 and a rear door hinge 5 as hinge portions are provided at the ends, respectively, to constitute a side door having a freestyle structure (a double door structure). Each of the door hinges 4 and 5 described above has a door side hinge bracket, a hinge pin, and a body side hinge bracket.
[0020]
The above-described front door 2 is pivotably attached to a hinge pillar as a vehicle body rigid member via front door hinges 4, 4, and the above-mentioned rear door 3 is pivotally attached to a rear body via rear door hinges 5, 5. These doors 2 and 3 cover a continuous door opening 15 (see FIG. 11) without a partition on the side of the vehicle, that is, a center pillar-less door opening so as to be opened and closed.
[0021]
The front door 2 and the rear door 3 constituting these side doors are respectively a door body 6, 7, a door sash portion 8, 9, a window glass 10 (including a resin glass), and a flip window member 11. Of these, impact bars 12 and 13 and a lateral impact bar 14 extending in the front-rear direction of the vehicle are provided inside the door main bodies 6 and 7.
[0022]
The door with the double door structure of this embodiment is configured such that the front door 2 is opened preferentially, and the rear door 3 is allowed to open after the front door 2 is opened.
[0023]
Each of the doors 2 and 3 opens and closes the door opening 15 (see FIG. 11). As shown in FIG. 1, the rear end of the front door 2 is a door latch that can be engaged and disengaged with respect to the rear door 3. 16, the door latch 16 is locked by a striker provided at the front end of the rear door 3, and door latches 17, 18 that can be attached to and detached from the vehicle body are provided above and below the front end of the rear door 3. Are configured to be locked by body-side strikers 19 and 20 (see FIG. 11), which will be described later, provided at the upper and lower sides of the door opening 15 (see FIG. 11).
[0024]
FIG. 2 is a side view showing the right side door as viewed from the vehicle interior side, and FIG. 3 is a partial cross-sectional view taken along the line A-A in FIG. 2. When the front door 2 and the rear door 3 are closed, As shown in FIG. 3, an overlap structure is formed such that a predetermined amount of the rear portion of the front door 2 overlaps the front outer side of the rear door 3.
[0025]
The above-described front door 2 includes a door outer panel 21 and a door inner panel 22, and the door inner panel 22 has two openings 23 and 24 (openings for attaching a door module), as shown in FIG. A partition portion 25 is formed between the openings 23 and 24 and is inclined in the oblique direction, that is, inclined in the front and rear direction and extends in the vertical direction.
[0026]
The rear door 3 described above includes door outer panels 26 and 28 divided into two members, and a door inner panel 27. These panels 26, 27 and 28 are made of light metal such as aluminum or aluminum alloy or light alloy. A striker 29 is attached to a predetermined portion of the door outer panel 28 that forms the front vertical side portion of the rear door 3 and corresponds to the door latch 16 of the front door 2.
[0027]
4 is a side view showing the right front door 2 as viewed from the vehicle interior side, and FIG. 5 is a cross-sectional view taken along the line B-B in FIG. 4, in which the door outer panel 21 and the door inner panel 22 are joined. A hinge reinforcement 30 as a rigid member extending in the vertical direction along the front vertical side portion is provided on the front vertical side portion of the front door 2 configured as described above. As a result, the door rigidity is improved.
[0028]
The hinge reinforcement 30 includes a front piece 30a extending in the front-rear direction of the vehicle on the outside of the vehicle, a rear piece 30b extending in the front-rear direction of the vehicle on the inside of the vehicle, and connecting both the pieces 30a, 30b in the vehicle width direction. And a connecting piece 30c extending in a thick plate member so as to have a substantially Z-shaped cross section.
[0029]
A front door rear reinforcement 31 as a rigid member extending in the vertical direction along the rear vertical side portion is provided on the rear vertical side portion of the front door 2. While improving the rigidity of the door and improving the rigidity against the side collision, the door 2 is configured to reduce the intrusion amount of the door 2 into the vehicle compartment at the time of the side collision.
[0030]
As shown in FIGS. 3, 5, 6, and 7, the front door rear reinforcement 31 includes a rear piece 31a extending in the vehicle front-rear direction on the vehicle exterior side and a front portion extending in the vehicle front-rear direction on the vehicle interior side. A thick plate member is formed in a substantially Z-shaped cross section so as to have a piece 31b and a connecting piece 31c that connects these pieces 31a and 31b and extends in the vehicle width direction.
[0031]
Furthermore, as shown in FIG. 4, the upper end portion of the front door rear reinforcement 31 is provided with an extending portion 32 continuously extending into the rear vertical side portion 8a of the door sash portion 8, thereby improving the sash rigidity. Further, the seal member is configured to be prevented from being sucked out to the outside of the vehicle due to the negative pressure during high speed traveling.
[0032]
In addition, as shown in FIG. 4, the lower end portion of the front door rear reinforcement 31 is provided with an extension 33 extending forward along the front and rear sides of the lower portion of the front door 2, and the front door rear reinforcement 31 is provided. While improving the rigidity of itself, it is configured to improve the rigidity of the lower part of the front door.
[0033]
Further, as shown in FIG. 6, a plurality of concave and convex portions are formed on the entire front door rear reinforcement 31 provided with the extending portion 32 and the extending portion 33 at both upper and lower ends, and the front door rear reinforcement 31 is formed. The strength is improved.
[0034]
As shown in FIGS. 4, 5, and 8, the impact bar 12 described above is formed between the front piece 30 a of the hinge reinforcement 30 and the rear piece 31 a of the front door rear reinforcement 31, that is, between the rigid members. Are joined and fixed so as to extend in the longitudinal direction of the vehicle. In other words, the front end portion and the rear end portion of the impact bar 12 are provided so as to overlap with the hinge reinforcement 30 and the front door rear reinforcement 31, and are configured to ensure a strong structure.
[0035]
As shown in FIG. 4, the lower impact bar 13 that is spaced apart from the above-described impact bar 12 in the vertical direction also has a front piece 30 a of the hinge reinforcement 30 and a rear piece 31 a of the front door rear reinforcement 31. Between the rigid members, that is, between the rigid members so as to extend in the longitudinal direction of the vehicle. In other words, the front end portion and the rear end portion of the impact bar 13 are provided so as to overlap with the hinge reinforcement 30 and the front door rear reinforcement 31, and are configured to ensure a strong structure.
[0036]
Further, as shown in FIG. 8, the plurality of impact bars 12 and 13 spaced apart in the vertical direction have a laterally convex cross-sectional shape protruding outward from the vehicle, and the impact bars 12 and 13 themselves are formed by this cross-sectional structure. The impact bars 12 and 13 are provided apart from each other in the vertical direction so that the load input at the time of a side collision can be handled in a wide range in the vertical direction.
[0037]
FIG. 9 is an enlarged cross-sectional view of a main part along the line EE in FIG. 4, and a lower end portion on the rear side of the front door 2 protrudes from the front door 2 toward the side sill outer 35 of the side sill 34 on the vehicle body side. A catcher pin 36 protruding in a shape is provided.
[0038]
That is, a nut 37 is welded and fixed in advance to the extension 33 at the lower end of the front door rear reinforcement 31 described above, and the threaded portion of the catcher pin 36 is attached to the extension 33 and the door inner panel 22 facing the nut 37. A hole to be inserted is formed, and the above-described catcher pin 36 is fastened and fixed to the nut 37 from the vehicle interior side of the door inner panel 22.
[0039]
The catcher pin 36 described above restricts the intrusion of the front door 2 at the time of a side collision of the vehicle. The side sill outer 35 is made of synthetic resin and has a concave catcher at a position corresponding to the catcher pin 36. A pin receiving portion 38 is provided so that the above-described catcher pin 36 is inserted into the catcher pin receiving portion 38 when the front door 2 is closed.
[0040]
FIG. 9 is a sectional view of the front door 2 when the front door 2 is fully closed. The inner diameter of the catcher pin receiving portion 38 is set to be relatively larger than the outer diameter of the catcher pin 36. The catcher pin 36 described above is a door intrusion restricting member for restricting the intrusion of the front door 2 at the time of a side collision of the vehicle.
[0041]
The catcher pins are provided not only at the front door 2 but also at the lower part of the rear door 3 as shown in FIGS. 1 and 2, and the catcher pins 36, 39, 40 are arranged in the front-rear direction at substantially equal intervals. ing.
[0042]
On the other hand, in FIG. 9, a seal member 41 that seals between the vehicle body and the front door 2 is provided on the outer surface of the upper end portion of the side sill outer 35, and the front door 2 is disposed below the door inner panel 22 of the front door 2. And a side sill 34 as a vehicle body.
[0043]
10 is a side view showing the right rear door 3 as viewed from the vehicle interior side, FIG. 11 is a cross-sectional view taken along line GG in FIG. 10, and FIG. 12 is a cross-sectional view taken along line HH in FIG. 10 and 11, an opening 45 for attaching the bracket 44 of the seat belt retractor 43 is formed in a predetermined portion of the inner panel 27 at the lower portion of the rear door 3.
[0044]
Further, as shown in FIGS. 3, 10, and 11, a vertical reinforcement 46 extending along the vertical direction is disposed on the front vertical side portion of the rear door 3 over substantially the entire height including the door sash portion 9 of the rear door 3. It is installed.
[0045]
The vertical reinforcement 46 is formed of a light metal or light alloy thick plate member such as aluminum or aluminum alloy, and as shown in FIG. 3, a front piece 46a extending in the front-rear direction of the vehicle at the front side of the vehicle. A front piece 46b extending in the vehicle width direction from the rear end of the front piece 46a, a side piece 46c extending rearward in the vehicle front-rear direction from the outer end of the front piece 46b, and a vehicle from the rear end of the side piece 46c. The rear surface piece 46d extends rearward in the front-rear direction and inward in the vehicle width direction, and has a substantially hat-shaped cross section so as to have a rear piece 46e extending rearward in the front-rear direction of the vehicle from the inner end of the rear surface piece 46d. .
[0046]
The front piece 46a is sandwiched and fixed between the door inner panel 27 and the door panel 28, and the striker 29 is attached to the portion where the front piece 46b and the door outer panel 28 overlap. The rear piece 46e is joined to the inner surface of the door inner panel 27 in the front-rear direction middle part.
[0047]
Further, as shown in FIG. 3, a hinge reinforcement 47 as a rigid member extending along the vertical direction of the rear door 3 is disposed on the rear vertical side portion of the rear door 3.
[0048]
The hinge reinforcement 47 includes a front piece 47a extending in the vehicle front-rear direction on the vehicle inner side, a rear piece 47b extending in the vehicle front-rear direction on the vehicle outer side, and connecting both the pieces 47a and 47b in the vehicle width direction. It is formed of a light metal such as aluminum or aluminum alloy or a thick plate member of light alloy so as to have a connecting piece 47c extending in a substantially Z-shaped cross section.
[0049]
3, 10, and 11, the above-described lateral impact bar 14 is provided between the side piece 46 c of the vertical reinforcement 46 and the rear piece 47 b of the hinge reinforcement 47, that is, between the rigid members. Are joined and fixed so as to extend in the front-rear direction. In other words, the lateral impact bar 14 is provided so that both front and rear end portions thereof overlap with the vertical reinforcement 46 and the hinge reinforcement 47, and this overlapping structure improves the rigidity against the side collision of the rear door 3. It is comprised so that it may aim.
[0050]
Further, the above-described lateral impact bar 14 is formed in a concavo-convex shape as shown in a cross-sectional shape in FIG. 11, and this concavo-convex structure is configured to improve the rigidity of the lateral impact bar 14 itself.
[0051]
As shown in FIG. 10, the rear door 3 described above is formed so that the front vertical side portion thereof is inclined rearward. The front upper corner portion 3U (front upper corner portion) of the front vertical side portion and the front lower corner portion are formed. A vertical impact bar 48 extending substantially vertically in the vertical direction is provided between a portion spaced from the portion 3D (front lower corner portion).
[0052]
The longitudinal impact bar 48 is formed of a high-tensile steel pipe member (rigid pipe member).
As shown in FIG. 10, the vertical reinforcement 46 described above is disposed so as to overlap the longitudinal impact bar 48 in the front-rear direction of the vehicle in a side view. More specifically, as shown in FIG. 3, a closed section 49 is formed between the above-described vertical reinforcement 46 and the door inner panel 27 of the rear door main body 7, and the vertical impact bar 48 is arranged inside the closed section 49. It was established.
[0053]
Further, as shown in FIGS. 3 and 10, the front portion of the lateral impact bar 14 described above is disposed so as to overlap the longitudinal impact bar 48 in the longitudinal direction of the vehicle.
In addition, as shown in FIG. 3, the front door 2 and the rear door 3 are shown in a closed state, and when the doors 2 and 3 are closed, the front door rear reinforcement 31 is a vertical rain provided on the front vertical side of the rear door 3. Arranged so as to overlap with the force 46, this overlapping structure is designed to improve the rigidity of the overlapping portion and reduce the amount of the side door entering the vehicle compartment at the time of a side collision.
[0054]
By the way, as shown in FIG. 11, a door latch reinforcement 50 having a concave cross section is provided in the lower portion of the rear door 3.
The door latch reinforcement 50 is fixed to the lower part of the vertical reinforcement 46 by using a rivet 51 (attachment member) while the vehicle interior rising piece is attached to a lower part of the vertical reinforcement 46 using a mounting member 52 such as a bolt, a nut and a rivet. The bracket 44 and the lower end bracket 55 of the vertical impact bar 48 to be described later are fixed to the door inner panel 27 together.
[0055]
The vertical impact bar 48 described above is fixed to the vertical reinforcement 46 and the door inner panel 27 using an upper end bracket 53, an intermediate bracket 54, and a lower end bracket 55 as shown in FIGS.
[0056]
Here, the upper end bracket 53 is composed of two members, an external bracket 57 having a holding part 56 having a substantially semicircular cross section and an internal bracket 59 having a holding part 58 having a substantially semicircular cross section. To hold the upper end of the vertical impact bar 48, the outer bracket 57 is fixed to the upper part of the vertical reinforcement 46 using a rivet 60 (attachment member), and the inner bracket 59 is a bolt, nut or the like. Attached to the door inner panel 27 together with the door latch 17 and an anchor bracket 62 for a shoulder belt anchor using mounting members 61.
[0057]
Further, the intermediate bracket 54 includes a holding portion 63 having a substantially semicircular cross section, an upper mounting piece 64, and a lower mounting piece 65, and as shown in FIG. The upper mounting piece 64 is fixed to the door inner panel 27 together with the bracket 44 using a mounting member 66 such as a bolt and a nut, and the lower mounting piece 65 is laterally impacted using a rivet 67 (mounting member). The bar 14 and the vertical reinforcement 46 are fastened together.
[0058]
That is, the vertical middle portion of the vertical impact bar 48 is supported by the intermediate bracket 54 connected to both the vertical reinforcement 46 and the door inner panel 27. Further, the lateral impact bar 14, the vertical reinforcement 46, and the intermediate bracket 54 are fastened and fixed together by the rivets 67 described above.
[0059]
Further, the lower end bracket 55 includes a holding portion 68 having a substantially semicircular cross section and front and rear mounting pieces 69, 70. The holding portion 68 holds the lower end portion of the vertical impact bar 48 and the front and rear mounting pieces 69, 70. Are fixed to the door inner panel 27 together with the door latch reinforcement 50 and the bracket 44 by using mounting members 52 such as bolts, nuts and rivets.
The predetermined portions of the upper end bracket 53, the intermediate bracket 54, and the lower end bracket 55 are fixed to the outer peripheral portion of the vertical impact bar 48 by welding.
[0060]
Here, as shown in FIG. 11, the locking mechanism of the rear door 3, that is, the upper door latch 17 and the lower door latch 18 are attached to the upper and lower ends of the vertical impact bar 48. Specifically, the upper door latch 17 is attached to the upper end of the vertical impact bar 48 via an internal bracket 59, and the lower door latch 18 has a lower end bracket 55 and a door latch reinforcement 50 at the lower end of the vertical impact bar 48. Is attached via.
[0061]
In FIG. 11, a roof rail outer 72 and a roof rail inner 73 are joined to the side portion of the roof panel 71 on the vehicle body upper side, and the striker 19 is attached to the roof rail inner 73.
[0062]
Further, a side sill 34 including a side sill inner 75 and a side sill outer 35 is joined to a side portion of the floor panel 74 at the lower side of the vehicle body, and the striker 20 is attached to a predetermined portion of the side sill outer 35 described above. The door latches 17 and 18 attached to the upper and lower ends of the vertical impact bar 48 of the rear door 3 are engaged with the strikers 19 and 20 on the vehicle body side.
[0063]
14 is a perspective view showing a shock absorbing structure for a vehicle side door, and FIG. 15 is a view showing a state in which a module panel 77 as a door module and a door trim 78 are attached to the vehicle interior side of the door inner panel 22 in FIG. -J line arrow sectional drawing.
[0064]
As shown in FIGS. 14 and 15, a plurality of impact bars 12 and 13 arranged apart from each other in the vertical direction on the vehicle interior side, that is, on the portion facing the front seat occupant seated on the front seat An upper impact absorbing pad (hereinafter simply referred to as an upper pad) 79 as an upper impact absorbing member as an impact absorbing member capable of absorbing an impact load (that is, a side impact load) in the width direction, and a lower impact absorbing pad (hereinafter simply referred to as a lower portion). 80 (abbreviated as a pad).
[0065]
The above-mentioned upper pad 79 is shown in an enlarged view in FIG. 16 and in FIG. 17 in a perspective view, the upper pad 79a located above the impact bar 12 and located below the impact bar 12. The lower part 79b and the intermediate part 79c, which is inserted into the concave part of the impact bar 12 having a laterally concave front end part, are integrally formed to have a substantially block shape.
[0066]
Further, in the upper portion 79a of the upper pad 79, concave portions 79d and 79e are formed in a portion corresponding to the door outer handle 81 for the purpose of avoiding interference.
Furthermore, between the upper part 79a and the intermediate part 79c of the upper pad 79, and between the intermediate part 79c and the lower part 79b, holes 82 and 83 that penetrate the upper pad 79 in the vehicle width direction are formed. The portions 82 and 83 are provided with locking claws 84 as locking portions for locking the upper pad 79 to the impact bar 12.
[0067]
This locking claw 84 is formed by integrally cutting and raising claw portions 84b, 84b at portions corresponding to the upper and lower sides of the impact bar 12 in the U-shaped locking claw body 84a as shown in FIG. These claw portions 84b and 84b are always urged toward the impact bar 12 side.
[0068]
The above-mentioned locking claw 84 is made of a metal such as spring steel or a synthetic resin, and this locking claw 84 is sub-assembled to the upper pad 79 in advance using the holes 82 and 83.
[0069]
Then, when the upper pad 79 to which the locking claw 84 is sub-assembled is pressed from the opening 23 of the door inner panel 22 toward the impact bar 12 in the stage before the module panel 77 is attached, the claw portions 84b, Since 84b is locked to the upper and lower sides of the impact bar 12 from above and below, the upper pad 79 can be attached to the impact bar 12 with one touch.
[0070]
Further, since the double-sided tape 85 as an adhesive member is bonded and fixed between the vehicle outer end surface of the upper portion 79a of the upper pad 79 and the inner surface of the door outer panel 21, more specifically, on the upper portion 79a side, the upper pad 79 is fixed. When the release paper (not shown) on the inner surface side of the door outer panel 21 of the double-sided tape 85 is removed before attaching the upper pad 79 to the impact bar 12 side after that, Thus, the double-sided tape 85 can be used to temporarily deposit the upper pad 79, and the occurrence of abnormal noise can be prevented by such an adhesive structure when the vehicle is traveling.
[0071]
On the other hand, the lower pad 80 described above is shown in an enlarged view in FIG. 18 and in an exploded perspective view in FIG. 19 in an exploded perspective view, and an upper side portion 80a located on the upper side of the impact bar 13, and the impact bar 13 The side part 80b located on the vehicle interior side is integrally formed in an inverted L shape when viewed from the front.
[0072]
The inner corner portion of each portion 80a, 80b, in which the upper side portion 80a and the side portion 80b are integrally formed, is provided with a mounting portion 86 that is locked to the upper side portion of the impact bar 13, and the side portion. A projecting portion 87 that is locked between the door inner panel 22 and the module panel 77 is provided on the vehicle interior side of 86b, and the mounting portion 86 and the projecting portion 87 are formed integrally with the lower pad 80. .
[0073]
A flange portion 88 is integrally formed by bending the door inner panel 22 toward the door internal space at the opening 23 forming portion of the door inner panel 22, that is, at the mouth edge of the opening 23.
[0074]
A positioning protrusion 89 is integrally formed in the lower portion of the lower pad 80 in the vicinity of the above-described protrusion 87, while the flange 88 on the door inner panel 22 side has a protrusion 90, so as to correspond to the positioning protrusion 89. 91 is integrally formed, and a positioning recess 92 is set between the front and rear projections 90, 91.
[0075]
Then, in the stage before the module panel 77 is attached, the lower pad 80 is inserted from the opening 23 of the door inner panel 22 to the upper side of the impact bar 13 and moved downward toward the impact bar 13 side, so that the positioning projection 89 is inserted into the positioning recess 92 and the mounting portion 86 is locked to the upper side portion of the impact bar 13.
[0076]
At this time, the protrusion 87 of the lower pad 80 is positioned on the protrusion 91 of the flange 88 in the opening 23 of the door inner panel 22. Next, the module panel 77 is assembled to the vehicle interior side of the door inner panel 22, and the lower pad 80 is pressed and fixed from the vehicle interior side to the vehicle exterior direction by the module panel 77, and the above-described protrusion 87 is connected to the door. It locks between the inner panel 22 and the module panel 77.
[0077]
In addition, since a double-sided tape 93 as an adhesive member is bonded and fixed between the vehicle outer side end surface of the upper side portion 80a of the lower pad 80 and the inner surface of the door outer panel 21, specifically, the upper side portion 80a side. When the release paper (not shown) on the inner surface side of the door outer panel 21 of the double-sided tape 93 is removed before the lower pad 80 is attached, and then the lower pad 80 is disposed at a predetermined portion shown in FIG. Since it adheres to the inner surface of the outer panel 21, it is possible to temporarily deposit the lower pad 80 with this double-sided tape 93, and to prevent the generation of abnormal noise by such an adhesive structure when the vehicle is traveling.
[0078]
In FIG. 15, “α” indicates the up and down trajectory of the window glass 10. In the above description, the structures of the right front door 2 and the rear door 3 are mainly described. However, the left front door 2 and the rear door 3 are configured symmetrically with those on the right side. Further, in the figure, F indicates the front of the vehicle, R indicates the rear of the vehicle, IN indicates the inside of the vehicle, and OUT indicates the outside of the vehicle.
[0079]
Thus, the shock absorbing structure for a vehicle side door according to the above embodiment is a vehicle side door that opens and closes the door opening 15 formed on the side of the vehicle, and the side door (see the front door 2) is a door inner. A panel 22 and a door outer panel 21 joined to the door inner panel 22 are provided. The door inner panel 22 includes impact bars 12 and 13 that are disposed between the door outer panel 21 and extend in the front-rear direction of the vehicle. An upper pad 79 and a lower pad as shock absorbing members capable of absorbing a shock load in the vehicle width direction are disposed at predetermined portions on the vehicle interior side of the impact bars 12 and 13, and the shock absorbing members (upper parts) The pad 79 and the lower pad 80) have a locking portion (locking) for locking the impact absorbing member (see the upper pad 79 and the lower pad 80) to the impact bars 12 and 13. A claw 84, a placing portion 86, and a protruding portion 87) are provided.
[0080]
According to this configuration, since the above-described shock absorbing member (see the upper pad 79 and the lower pad 80) is provided with the locking portion (see the locking claw 84, the mounting portion 86, and the protruding portion 87), the locking portion The impact absorbing member (see the upper pad 79 and the lower pad 80) can be attached by locking the to the impact bars 12 and 13.
[0081]
As a result, it is possible to simplify the mounting work of the shock absorbing member (see the upper pad 79 and the lower pad 80) and improve the layout flexibility, and the conventional waist reinforcement, brackets, bolts and the like are unnecessary. Therefore, it is possible to reduce the number of parts required for mounting the shock absorbing member (see the upper pad 79 and the lower pad 80).
[0082]
Further, the locking portion of the shock absorbing member (see the upper pad 79) is constituted by a locking claw 84 that can be locked to the impact bar 12.
According to this configuration, the impact absorbing member (see the upper pad 79) can be locked to the impact bar 12 using the locking claw 84.
[0083]
Further, a module panel 77 provided on the vehicle interior side of the door inner panel 22 is provided, and the shock absorbing member (see the lower pad 80) is fixed by being pressed from the vehicle interior side to the vehicle exterior direction by the module panel 77. It is.
According to this configuration, the impact absorbing member (see the lower pad 80) can be easily fixed to the impact bar 13 by the pressing structure of the module panel 77 provided on the vehicle interior side of the door inner panel 22.
[0084]
In addition, the locking portion of the shock absorbing member (see the lower pad 80) is set to the mounting portion 86 locked to the upper side portion of the impact bar 13.
According to this configuration, the shock absorbing member (see the lower pad 80) can be easily locked to the impact bar 13 by the mounting structure for locking the mounting portion 86 to the upper side portion of the impact bar 13. .
[0085]
Further, the locking portion of the shock absorbing member (see the lower pad 80) is set to a protruding portion 87 locked between the door inner panel 22 and the module panel 77.
According to this configuration, when the protruding portion 87 is locked between the door inner panel 22 and the module panel 77, the shock absorbing member (see the lower pad 80) can be fixed. The shock absorbing member (see the lower pad 80) can be easily attached by making effective use.
[0086]
Furthermore, the above-described mounting portion 86 and the protruding portion 87 are formed integrally with the shock absorbing member (see the lower pad 80).
According to this configuration, it is possible to reduce the number of parts required for mounting the shock absorbing member (see the lower pad 80).
[0087]
In addition, a plurality of the impact bars 12 and 13 are arranged on the upper and lower sides, and an impact absorbing member (see the upper pad 79 and the lower pad 80) is provided on each of the plurality of impact bars 12 and 13, respectively.
According to this configuration, an impact can be absorbed in a wide range in the vertical direction with respect to the side collision at the time of a side collision of the vehicle.
[0088]
Further, double-sided tapes 85 and 93 as adhesive members are provided between the shock absorbing member (see the upper pad 79 and the lower pad 80) and the inner surface of the door outer panel 21.
According to this configuration, the shock absorbing member (see the upper pad 79 and the lower pad 80) and the inner surface of the door outer panel 21 can be attached, so that temporary storage at the time of mounting the shock absorbing member can be performed. It is possible to prevent the generation of abnormal noise.
[0089]
FIG. 20 shows another embodiment of the lower pad 80. Both the upper side portion 80a and the side side portion 80b are integrally formed in an inverted L shape on the lower surface of the mounting portion 86 of the lower pad 80 as both sides as an adhesive member. A tape 94 is provided, and the double-sided tape 94 is configured to adhere and fix the impact bar 13 and the mounting portion 86 of the lower pad 80.
[0090]
If comprised in this way, the temporary depositing attitude | position of the lower pad 80 will be stabilized. In this embodiment shown in FIG. 20 as well, the other configurations, operations, and effects are the same as those in the previous embodiment. Therefore, in FIG. Detailed description is omitted.
[0091]
21 and 22 show another embodiment of the impact absorbing structure for a vehicle side door. In the upper pad 79 shown in FIGS. 16 and 17, holes 82 and 83 are formed in the pad intermediate portion, and the upper pad 79 is impacted by using the locking claws 84 attached to the holes 82 and 83. Although configured to be locked to the bar 12, in this embodiment shown in FIGS. 21 and 22, locking claw mounting portions 79f and 79r projecting from the middle portion 79c of the upper pad 79 to both front and rear portions are integrally formed, Between the upper and lower surfaces of the mounting portions 79f and 79r and the upper portion 79a and the lower portion 79b of the upper pad 79, a notch space portion 95 that allows mounting of the locking claw 84 is formed, and the above-described locking claw Locking claws 84 and 84 are mounted on the mounting portions 79f and 79r, respectively.
[0092]
Further, the above-mentioned locking claw 84 is formed of a synthetic resin, and claw portions 84b and 84b are integrally formed at portions corresponding to the upper and lower sides of the impact bar 12 of the substantially U-shaped locking claw body 84a. It is bent.
[0093]
The locking claw 84 is sub-assembled to the upper pad 79 in advance, and the upper pad 79 to which the locking claw 84 is sub-assembled is inserted from the opening 23 of the door inner panel 22 before the module panel 77 is attached. When the impact bar 12 is pressed, the elastically displaced claw portions 84b and 84b are locked to the upper and lower sides of the impact bar 12 from above and below, so that the upper pad 79 can be attached to the impact bar 12 with one touch.
[0094]
If comprised in this way, size reduction of the latching claw 84 can be achieved. In this embodiment shown in FIGS. 21 and 22, the other configurations, operations, and effects are almost the same as those in the previous embodiment. Therefore, in FIGS. The same reference numerals are assigned and detailed description thereof is omitted.
[0095]
In the correspondence between the configuration of the present invention and the above-described embodiment,
The opening formed in the side portion of the vehicle of the present invention corresponds to the center pillarless door opening 15 of the embodiment,
Similarly,
The side door corresponds to the front door 2,
The shock absorbing member corresponds to the upper pad 79 and the lower pad 80,
The sticking member corresponds to the double-sided tape 85, 93,
The present invention is not limited to the configuration of the above-described embodiment.
[0096]
【The invention's effect】
According to this invention, the impact absorbing member capable of absorbing the impact load in the vehicle width direction is provided at a predetermined portion on the vehicle interior side of the impact bar, and the impact absorbing member is provided with the projecting portion protruding toward the vehicle interior side. Since the projection is locked between the door inner panel and the module panel to fix the shock absorbing member, it is possible to simplify the mounting operation of the shock absorbing member and improve the layout flexibility. In addition, there is an effect that the number of parts required for mounting the shock absorbing member can be reduced, and the shock absorbing member is fixed by locking the protruding portion between the door inner panel and the module panel. Therefore, there is an effect that the impact absorbing member can be easily attached by effectively using the existing member.
[Brief description of the drawings]
FIG. 1 is a side view of a side door structure of a vehicle provided with an impact absorbing structure of the present invention.
FIG. 2 is a side view showing the side door as viewed from the vehicle interior side.
3 is a cross-sectional view taken along line AA in FIG.
FIG. 4 is a side view of the front door.
5 is a cross-sectional view taken along line BB in FIG.
FIG. 6 is a perspective view of a front door rear reinforcement.
7 is a cross-sectional view taken along line DD in FIG.
8 is a cross-sectional view taken along the line CC of FIG.
FIG. 9 is an enlarged cross-sectional view of a main part taken along line EE in FIG.
FIG. 10 is a side view of the rear door.
11 is a cross-sectional view taken along line GG in FIG.
12 is an enlarged cross-sectional view taken along the line HH in FIG.
FIG. 13 is an exploded perspective view of a vertical impact bar and its mounting bracket.
FIG. 14 is a perspective view showing an impact absorbing structure for a vehicle side door.
15 is a cross-sectional view corresponding to the view taken along line JJ in FIG.
16 is an enlarged view of the main part of FIG.
FIG. 17 is a perspective view of an upper pad.
18 is an enlarged view of a main part of FIG.
FIG. 19 is a perspective view of a lower pad.
FIG. 20 is an enlarged sectional view showing another embodiment of the lower pad structure.
FIG. 21 is an enlarged sectional view showing another embodiment of the upper pad structure.
22 is a perspective view of the upper pad shown in FIG. 21. FIG.
[Explanation of symbols]
α ... Wind glass up and down trajectory
2 ... Front door
12, 13 ... Impact Bar
15 ... Door opening (opening)
21 ... Door outer panel
22 ... Door inner panel
77… Module panel (door module)
79 ... Upper pad (shock absorbing member)
80 ... Lower pad (shock absorbing member)
84 ... Locking claw
85, 93 ... Double-sided tape (sticking material)
86: Placement section
87 ... Projection

Claims (4)

A vehicle side door that opens and closes an opening formed in a side portion of the vehicle,
A door inner panel and a door outer panel joined to the door inner panel, an impact bar extending in the front-rear direction of the vehicle is provided between the door inner panel and the door outer panel;
In the shock absorbing structure of the vehicle side door in which a shock absorbing member capable of absorbing a shock load in the vehicle width direction is disposed in a predetermined portion around the impact bar,
Between the door inner panel and the door outer panel, the impact bar is provided at least below the space for raising and lowering the wind glass , and the shock absorbing member positioned at a predetermined portion around the impact bar includes a vehicle compartment. An inward protruding protrusion is formed, and the protrusion is locked between the door inner panel and a module panel assembled to the door inner panel from the vehicle interior side of the door inner panel. A shock absorbing structure for a vehicle side door configured to fix a member. Between the door inner panel and the door outer panel , further, an impact bar on the upper side is provided on the outside of the passenger compartment in the space for raising and lowering the wind glass,
The impact absorbing member disposed on the upper impact bar has a locking claw as an engaging portion that presses the impact absorbing member to the outside of the passenger compartment and engages the upper impact bar. The impact absorbing structure for a vehicle side door according to claim 1. The shock absorbing member is provided with a mounting portion that is locked to an upper side portion of the impact bar, and the mounting portion and the protruding portion are formed integrally with the shock absorbing member. Shock absorbing structure for vehicle side doors. 4. The impact absorbing structure for a vehicle side door according to claim 2, wherein a sticking member is provided between the impact absorbing member and the inner surface of the door outer panel.

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