JP2001150951A - Side door unit for automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To suppress to a small extent 'a sucked-out dimension' of a side door, with respect to a sidewall, caused by 'external suction force', in traveling of an automobile, so as to reduce a noise in a cabin. SOLUTION: A pair of pivot tools 11, 12 for pivoting a front part of the side door 9 onto the sidewall 4 are provided to turn a rear part side of the side door 9 freely reciprocatingly toward a body outside around a pivotal shaft center 10. The side door 9 is provided with outer and inner panels 20, 21, and a front panel 22 extended along a body-width direction to connect respective front end edges of the outer and inner panels 20, 21 each other. Each of the pivot tools 11, 12 are provided with a base plate 26 fixed to the front panel 22 by a pair of upper and lower tightening tools 24, 25, and a pivotal shaft 32 positioned on the pivotal shaft 10 to pivot the plate 26 to a sidewall 4 side. One tightening tool out of the tightening tools 24, 25 is deviated from the other tightening tool each other in the body-width direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a vehicle wherein a side door is pivotally supported on a vehicle body by a pair of upper and lower pivots.
The present invention relates to a side door device for an automobile in which each of the pivotal supports includes a pair of upper and lower fasteners.

[0002]

2. Description of the Related Art Conventionally, there is a side door device for an automobile constructed as follows.

That is, in the above side door device, a side door is provided to open and close a door opening formed on a side wall of a vehicle body of an automobile, and a rear side of the side door is provided around a pivot shaft extending in a substantially vertical direction. Go to the outside of the car body,
A pair of upper and lower pivotal supports are provided for pivotally supporting the front end of the side door to the side wall so as to be freely rotatable backward.

[0004] The side door includes an outer panel and an inner panel that face each other in the vehicle width direction, and a front panel that extends in the vehicle width direction and connects front edges of the outer panel and the inner panel to each other. Further, each of the pivotal supports is a substrate fixed to the front panel by a pair of upper and lower fasteners, and a pivot that is located on the pivotal axis and pivotally supports the substrate toward the side wall. It has.

When the side door is turned forward and outward, the door opening is opened, and when the side door is turned backward, the door opening is closed.

On the other hand, when the traveling wind vigorously flows along the outer surface of the side door when the vehicle is running, a negative pressure is generated outside the side door, and the negative pressure causes the external force to move the side door outward. (Hereinafter, this is called "external suction force")
Receive. At this time, each of the pivotal supports supports the side door against the “external suction force”.

[0007]

By the way, in the above-mentioned prior art, each pivotal support is provided with only a pair of upper and lower fasteners in order to simplify the structure thereof, and these upper and lower fasteners are provided. Are arranged at the same position in the vehicle width direction, that is, these fasteners are concentrated on a part of the front panel in the vehicle width direction.

For this reason, when each of the pivotal supports opposes the above-mentioned "external suction force", this "external suction force" is concentrated and supported on a part of the front panel through the above-mentioned fasteners. However, stress concentrates on a part of the front panel, and the front panel tends to be greatly deformed.

Therefore, when the front panel is deformed due to the "external suction force" during the running of the automobile, the side door is displaced toward the outside of the vehicle body with respect to the side wall (hereinafter referred to as "sucked dimension"). ) Increases, and a gap tends to be formed between the opening edge of the door opening and the outer edge of the side door. In this case, a sound of air flowing out of the vehicle compartment to the outside of the vehicle through the gap is generated. At the same time, there is a possibility that vehicle interior noise is generated in which wind noise outside the vehicle is transmitted to the vehicle interior.

The present invention has been made in view of the above-mentioned circumstances, and each pivot support for pivotally supporting the side door on the side wall of the vehicle body is provided on a front panel constituting a front end of the side door. In the case where the vehicle includes a substrate fixed by a pair of upper and lower fasteners and a pivot shaft that is located on the pivot axis and pivotally supports the substrate on the side wall side, when the vehicle is running, “external suction force” It is an object of the present invention to reduce the "sucked-out dimension" of the side door with respect to the side wall to reduce the vehicle interior noise of the automobile.

It is another object of the present invention to facilitate the operation of pivotally supporting the side door to the side wall by using the pivotal support.

[0012]

Means for Solving the Problems A vehicle side door device of the present invention for solving the above problems is as follows.

According to the first aspect of the present invention, as illustrated in all the drawings, a side door 9 is provided to close and open a door opening 8 formed in a side wall 4 of a vehicle body 2, and a pivot shaft center extending substantially vertically. The rear side of the side door 9 turns toward the outside of the vehicle body around ten turns, and the side door 9
A pair of upper and lower pivotal supports 1 for pivotally supporting the front end portion of the base to the side wall 4
The outer and inner panels 20, 21 in which the side doors 9 are spaced apart and face each other in the vehicle body width direction, and the front edges of the outer and inner panels 20, 21 extending in the vehicle body width direction are connected to each other. A substrate 26 comprising a front panel 22, wherein each of the pivotal supports 11, 12 is fixed to the front panel 22 by a pair of upper and lower fasteners 24, 25.
And a pivot shaft 32 that is located on the pivot shaft center 10 and pivotally supports the substrate 26 toward the side wall 4.

[0014] Of the plurality of fasteners 24 and 25, some fasteners and other fasteners are offset from each other in the vehicle width direction.

According to a second aspect of the present invention, as shown in FIG.
One of the upper and lower fasteners 24 and 25 in the upper and lower fasteners 1 and 12 is positioned in the width direction of the vehicle body 2 relative to the pivot shaft center 10.
And the other fastener is deflected to the outside of the vehicle body 2 from the pivot shaft center 10 in the vehicle body width direction.

According to a third aspect of the present invention, as shown in FIGS.
1 and 12, one of the upper and lower fasteners 24, 2
5 is displaced inward of the vehicle body 2 relative to the pivot shaft center 10 in the vehicle width direction, while the upper and lower fasteners 2 of the other pivot support are displaced.
4 and 25 in the width direction of the vehicle body 2
Is shifted outward.

According to a fourth aspect of the present invention, as shown in all the drawings, in addition to any one of the first to third aspects, the outer and inner panels 20 and 2 are arranged in the vehicle width direction.
1 and the connecting portion 35 between the front panel 22 and the front panel 22
Is located near the end 26a of the substrate 26.

According to a fifth aspect of the present invention, as shown in FIG. 8, in addition to the fourth aspect, the fasteners 24 and 25 are deviated from the pivot shaft center 10 in the vehicle body width direction. The end 26a of the substrate 26 extends in the opposite direction, and the end 26a is located near the coupling portion 35.

The invention according to claim 6 is based on any one of claims 1 to 5, as exemplified by a two-dot chain line in FIGS.
In addition to the above invention, a bead 36 protruding forward from the front panel 22 and extending in the vehicle width direction is provided.
36, and the ends 26b, 26b of the substrates 26, 26 are brought into contact with the beads 36, 36 in the vertical direction.

[0020]

Embodiments of the present invention will be described below with reference to the drawings.

(First Embodiment)

1 to 6 show a first embodiment.

In the drawing, reference numeral 1 denotes an automobile, and an arrow Fr
Indicates the front of the vehicle 1.

The interior of the vehicle body 2 of the automobile 1 is a vehicle interior 3, and a door device 5 is provided on the side wall 4 of the vehicle body 2 to open and close the vehicle interior 3 to the outside of the vehicle.

The door device 5 includes a door opening 8 formed in the side wall 4, a side door 9 for opening and closing the door opening 8 and a pivot shaft 10 extending in a substantially vertical direction. A pair of upper and lower pivots for pivotally supporting the front end of the side door 9 to the front opening edge of the door opening 8 (the side wall 4 of the vehicle body 2) so that the rear side of the side door moves toward the outside of the vehicle body and can be freely rotated back. Supporting members 11 and 12 and locking means 13 for locking the rear end (rotating end) of the side door 9 to the rear opening edge of the door opening 8 (side wall 4 of the vehicle body 2) in a detachable manner. ,
A door handle 14 provided on the side door 9 so as to be operable to release the locking of the locking means 13.
It is arranged between 1 and 12.

The side door 9 has a door body 16 made of a sheet metal forming a lower portion thereof, and a door window 17 formed as an upper portion of the side door 9 and supported by the door body 16.
And In addition, the door body 16 has outer and inner panels 20 and 2 facing each other at a distance in the vehicle width direction.
1 and a front panel 22 which constitutes the front end of the door body 16 and extends in the vehicle width direction and connects the front edges of the outer and inner panels 20 and 21 to each other.

A pair of upper and lower substrates 26, 26 are fixed to the front panel 22 by a pair of upper and lower fasteners 24, 25 so as to be in surface contact with each other.
A pair of upper and lower pivotal support plates 27, 27 protruding forward from each of the substrates 26; a coupling plate 28 for coupling the projecting ends of the pivotal support plates 27, 27 to each other; A pair of upper and lower fixed arms 31, 31 supported by fasteners 30 at the opening edges and projecting from the front opening edges, and the respective substrates 26 positioned on the pivot shaft center 10 are fixed to the fixed arms 31, 31. And a pivot shaft 32 pivotally supported on the protruding end portion (the side wall 4 side).

When the side door 9 is turned toward the outside of the vehicle body (indicated by a dashed line in FIGS. 5 and 6), the door opening 8 is opened. 8 is closed (solid line in each figure).

In the above case, if the side door 9 is turned forward by a predetermined turning angle, a stopper 33 for preventing further turning is integrally formed with the fixed arm 31.

1, 4-6, a plurality of fasteners 24, 24, 25, 2 in the upper and lower pivotal supports 11, 12 are shown.
5, the fasteners 24, 25, which are some fasteners, and the fasteners 24, 25, which are other fasteners, are in the vehicle width direction (more specifically, in a front view of the side door 9 (FIG. In 1), they are mutually deviated in a direction perpendicular to the pivot shaft center 10 (hereinafter the same).

Therefore, when the pivotal supports 11 and 12 oppose the "external suction force" during traveling of the automobile 1, the "external suction force" is deviated from each other in the vehicle width direction as described above. The fasteners 24 and 25 disperse and support each part of the front panel 22 in the vehicle width direction, so that stress is prevented from being concentrated on a part of the front panel 22 in the vehicle width direction. The panel 22 is prevented from being greatly deformed.

Therefore, since the deformation of the front panel 22 is prevented, the “sucked-out dimension” of the side door 9 with respect to the side wall 4 due to “external suction force” during running of the automobile 1 is suppressed to a small extent. Thus, the vehicle interior noise is reduced.

In FIG. 1, the upper part of the upper support 11
One of the lower fasteners 24, 25 is deflected inward of the vehicle body 2 from the pivot shaft center 10 in the width direction of the vehicle body in the width direction of the vehicle body. The other fastener 25 is displaced to the outside of the vehicle body 2 from the pivot shaft center 10 in the vehicle body width direction.

In the above case, although not shown, the lower pivot 12 may be constructed in the same manner as the upper pivot 11, and the upper and lower fasteners 24, 25 in each pivot 11, 12 may be used. May be reversed from left to right with respect to the pivot shaft center 10.

According to the above configuration, the upper and lower pivotal supports 11, 1
2, the upper and lower fasteners 24 and 25 straddle the pivot shaft center 10 in the vehicle width direction, that is, straddle the point of application of “external suction” to the pivot supports 11 and 12.
This “suction external force” is evenly dispersed and supported by the respective parts of the front panel 22 in the vehicle width direction by the fasteners 24 and 25, and stress is concentrated on a part of the front panel 22 in the vehicle width direction. Therefore, the front panel 22 is more reliably prevented from being greatly deformed.

Therefore, the "sucked-out dimension" of the side door 9 with respect to the side wall 4 due to the "external suction force" during the running of the automobile 1 is reduced to a lesser extent because the deformation of the front panel 22 is prevented. As a result, the vehicle interior noise is further reduced.

1 and 5, at least one of the right and left connecting portions 35, 35 between the front end portions of the outer and inner panels 20, 21 and the front panel 22 in the vehicle width direction. Near the end 26 of the substrate 26
a is located.

Here, in each of the connecting portions 35, the front ends of the outer and inner panels 20 and 21 and the side ends of the front panel 22 are firmly connected by spot welding or the like. Because it is a part that has
The end 26a of the substrate 26 located near the coupling portion 35 is reinforced by the coupling portion 35, and the reinforced substrate 26 further reliably prevents the front panel 22 from being deformed.

Therefore, the deformation of the front panel 22 is more reliably prevented, so that the "external suction force" when the automobile 1 is running.
As a result, the "sucked-out dimension" of the side door 9 with respect to the side wall 4 is further reduced, and the vehicle interior noise is further reduced.

As shown by two-dot chain lines in FIGS. 1, 4, and 5, a pair of upper and lower substrates 26,
A pair of upper and lower beads 36, 36 projecting forward from the portion of the front panel 22 between 26 and extending in the vehicle width direction over the entire width of the front panel 22 may be formed. Good.

In this manner, each of the pivotal supports 11, 1
2 correspond to the beads 3
6, 36, the deformation of which is more reliably prevented.

The ends 26 of the substrates 26, 26 of the pivotal supports 11, 12 are vertically attached to the beads 36, 36, respectively.
b and 26b are in contact with each other.

For this reason, the pivotal supports 11 and 12 provide:
When the operation of pivotally supporting the side door 9 to the side wall 4 is performed, first, each of the beads 36, 36 is attached to each of the pivot supports 1.
If the ends 26b, 26b of the first and second substrates 26, 26 are brought into contact with each other, the positioning in the vertical direction can be easily performed.

Therefore, by using the beads 36, 36, the positioning of the substrates 26, 26 can be easily performed, and the pivotal supports 11, 12 allow the side door 9 to be pivotally supported on the side wall 4. Work can be done easily.

The following figures show the second and third embodiments. Each of these embodiments has many points in common with the first embodiment in configuration, operation, and effect.
Therefore, these common components are denoted by the same reference numerals in the drawings, and redundant description thereof will be omitted, and different points will be mainly described. In addition, the configuration of each part in each of these embodiments may be variously combined in view of the problems and effects of the present invention.

(Second Embodiment)

FIG. 7 shows a second embodiment.

According to this, the upper and lower pivotal supports 11, 1
2, upper and lower fastener 2
Reference numerals 4 and 25 denote the vehicle body 2 in the vehicle body width direction more than the pivot shaft center 10.
Is pivoted inward, while the other is the lower pivot 1
The upper and lower fasteners 24, 25 are deflected outward of the vehicle body 2 from the pivot 10 in the vehicle width direction. In addition, contrary to the above, the upper and lower fasteners 24,
25 to the outside of the vehicle body 2,
The lower fasteners 24, 25 may be deflected inward.

The effect of the above configuration is that the above-mentioned fasteners 24 and 25 straddle the point of application of the "external suction" (pivot axis 10) on the pivotal supports 11 and 12 in the vehicle width direction. Is the same as the effect described above.

(Third Embodiment)

FIG. 8 shows a third embodiment.

According to this, the end 26a of the substrate 26 extends in the width direction of the vehicle body in the direction opposite to the direction in which the fasteners 24 and 25 are deviated from the pivot shaft center 10, and The end 26a is located near the coupling portion 35.

For this reason, the length in the vehicle body width direction is increased by the extension of the end portion 26a of the board 26, and the board 26 is reinforced by the coupling portion 35. The deformation of the part panel 22 is more reliably prevented.

Accordingly, the deformation of the front panel 22 is more reliably prevented, so that the "external suction force" when the automobile 1 is running.
As a result, the "sucked-out dimension" of the side door 9 with respect to the side wall 4 is further reduced, and the vehicle interior noise is further reduced.

[0055]

The effects of the present invention are as follows.

According to the first aspect of the present invention, there is provided a side door which opens and closes a door opening formed in a side wall of the vehicle body, and a rear side of the side door extends outwardly from the vehicle body around a pivot shaft extending substantially vertically. A pair of upper and lower pivotal supports for pivotally supporting the front end of the side door to the side wall so that the side door can freely rotate back and forth are provided. A front panel extending in the vehicle width direction and connecting the front edges of the outer panel and the inner panel to each other, and a substrate fixed to the front panel by a pair of upper and lower fasteners, each of the pivotal supports; A pivot shaft that is located on the pivot shaft center and pivotally supports the substrate on the side wall side;

Among the above-mentioned plurality of fasteners, some fasteners and other fasteners are offset from each other in the vehicle width direction.

For this reason, when the pivotal support opposes the "external suction force" during running of the automobile, the "external suction force" is reduced by the fasteners which are deviated from each other in the vehicle body width direction as described above. The front panel is dispersed and supported at various portions in the vehicle width direction, so that stress is prevented from being concentrated on a part of the front panel in the vehicle width direction, and the front panel is prevented from being greatly deformed. You.

Therefore, the "sucked-out dimension" of the side door with respect to the side wall due to the "external suction force" during the running of the car is reduced to a small extent, because the deformation of the front panel is prevented. Noise is reduced.

According to a second aspect of the present invention, one of the upper and lower fasteners in each of the pivotal supports is deflected inward of the vehicle body relative to the pivot shaft center in the vehicle width direction. The other fastener is displaced to the outside of the vehicle body from the pivot axis in the vehicle width direction.

For this reason, in the upper and lower pivotal supports, the upper and lower fasteners straddle the pivot axis in the vehicle width direction, that is, the points of action of the “external suction force” on the pivotal supports. In order to straddle, this "external suction force" is evenly distributed and supported by each of the fasteners in the body width direction of the front panel, and stress is concentrated on a part of the front panel in the body width direction. Is more reliably prevented, and the front panel is more reliably prevented from being greatly deformed.

Accordingly, the deformation of the front panel is prevented, so that the “sucked-out dimension” of the side door with respect to the side wall due to the “external suction force” during the running of the vehicle is suppressed to a smaller value. Room noise is further reduced.

According to a third aspect of the present invention, one of the upper and lower pivotal supports is displaced above or below one of the pivotal supports toward the inside of the vehicle body relative to the pivot shaft center in the vehicle width direction. On the other hand, the upper and lower fasteners of the other pivotal support are deflected to the outside of the vehicle body relative to the pivot axis in the vehicle width direction.

The effect of the present invention is the same as that of the second aspect of the present invention.

According to a fourth aspect of the present invention, the end of the substrate is positioned near the joint between the front edge of the outer and inner panels and the front panel in the vehicle width direction.

Here, in each of the connecting portions, the front ends of the outer and inner panels and the side ends of the front panel are firmly connected by spot welding or the like, and have high strength and rigidity. Being a part, the end of the substrate located near the joint is reinforced by the joint, and the reinforced substrate further reliably prevents deformation of the front panel.

Accordingly, since the deformation of the front panel is more reliably prevented, the "sucked-out dimension" of the side door with respect to the side wall due to the "external suction force" during running of the vehicle is further reduced. Thus, vehicle interior noise is further reduced.

According to a fifth aspect of the present invention, in the vehicle width direction, the end of the substrate extends in the direction opposite to the direction in which the fastener is deviated from the pivot shaft center, and this end is connected to the end of the substrate. It is located near the joint.

For this reason, the length in the vehicle body width direction is increased by the extension of the end of the board, and the board is reinforced by the connecting portion.
The deformation of the front panel is more reliably prevented.

Accordingly, since the deformation of the front panel is more reliably prevented, the "sucked-out dimension" of the side door with respect to the side wall due to the "external suction force" during running of the vehicle is further reduced. Thus, vehicle interior noise is further reduced.

According to a sixth aspect of the present invention, a bead is formed which protrudes forward from the front panel and extends in the width direction of the vehicle body, and the end of the substrate is brought into contact with the bead in the vertical direction. is there.

For this reason, each part of the front panel corresponding to each of the pivotal supports is reinforced by the beads, and the deformation thereof is more reliably prevented.

The ends of the substrates of the respective pivotal supports are brought into contact with the respective beads in the vertical direction.

Therefore, when performing the operation of pivotally supporting the side door to the side wall by the pivotal support, first, each end of the substrate of each pivotal support is brought into contact with each bead.
Positioning in the vertical direction can be easily performed.

Therefore, the use of each bead facilitates the positioning of each substrate, so that the operation of pivotally supporting the side door to the side wall can be easily performed by the pivot support.

[Brief description of the drawings]

FIG. 1 is a partially enlarged view of FIG. 3 in a first embodiment.

FIG. 2 is a side view of the door device according to the first embodiment.

FIG. 3 is a partially cutaway front view of the door device according to the first embodiment.

FIG. 4 is a partially enlarged view of FIG. 2 in the first embodiment.

FIG. 5 is a cross-sectional view taken along line 5-5 of FIG. 1 in the first embodiment.

FIG. 6 is a sectional view taken along line 6-6 of FIG. 1 in the first embodiment;

FIG. 7 is an enlarged view corresponding to a part of FIG. 3 in the second embodiment.

FIG. 8 is an enlarged view corresponding to a part of FIG. 3 in the third embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Automobile 2 Body 3 Car cabin 4 Side wall 5 Door device 8 Door opening 9 Side door 10 Pivot shaft center 11, 12 Pivot fixture 13 Locking means 16 Door body 17 Door window 20 Outer panel 21 Inner panel 22 Front panel 24, 25 Fastener 26 Board 26a End 26b End 32 Pivot Shaft 35 Joint 36 Bead

Claims (6)

[Claims] A side door for opening and closing a door opening formed in a side wall of a vehicle body is provided, and a rear portion of the side door moves outward and outward around a pivot shaft extending substantially vertically. A pair of upper and lower pivotal supports for pivotally supporting the front end of the side door to the side wall so as to be freely rotatable are provided, and the outer door and the inner panel, in which the side door faces apart in the vehicle width direction, and in the vehicle width direction. A base panel extending to couple the front edges of the outer panel and the inner panel to each other, wherein the pivotal supports are fixed to the front panel by a pair of upper and lower fasteners, respectively; A side door device for an automobile having a pivot shaft that is located on the center and pivotally supports the substrate on the side wall side, wherein, among the plurality of fasteners, some fasteners and other fasteners Are offset from each other in the width direction of the vehicle. Automotive side door device. 2. One of the upper and lower fasteners in each of the pivotal supports is displaced inward of the vehicle body from the pivot axis in the vehicle width direction, and the other fastener is 2. The side door device for an automobile according to claim 1, wherein the side door device is deviated outward of the vehicle body from the pivot shaft center in the vehicle body width direction. 3. The one of the upper and lower pivots, wherein the upper and lower fasteners are deflected inward of the vehicle body relative to the pivot axis in the vehicle width direction. 2. The vehicle side door device according to claim 1, wherein the upper and lower fasteners of the pivotal support are displaced outward of the vehicle body from the pivot axis in the vehicle width direction. 4. The substrate according to claim 1, wherein an end of the substrate is located near a joint between a front edge of each of the outer and inner panels and the front panel in a width direction of the vehicle body.
4. A side door device for an automobile according to claim 1. 5. An end portion of the substrate extends in a widthwise direction of the vehicle body in a direction opposite to a direction in which the fastener is deviated from the pivot axis, and the end portion is brought close to the coupling portion. The vehicle side door device according to claim 4, which is located. 6. A bead projecting from the front panel toward the front thereof and extending in the width direction of the vehicle body, and an end of the substrate is vertically abutted on the bead. A side door device for an automobile according to any one of the above.