JPH11348558A - Automotive side door structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To ensure degree of freedom of occupant's movement by preventing hindrance, due to displacement to an occupant's movement in a cabin, even if the door main body receives impact force from the outer side direction side of the door main body, to displace an outer panel together with a reinforcing plate for reinforcing the outer panel, toward an inner panel side. SOLUTION: This door structure is provided with a guide rail 32: for guiding a window glass 28, provided in a space 21 between inner and outer panels 18 and 19 of the door main body 17 for constituting the lower part of a door 14, in order to make the glass 28 movable, a bolt body 40: extending in a vehicle width direction to fix the guide rail 32 to the inner panel 18, a reinforcing plate 47: provided so as to face a surface on the space 21 side of the outer panel 19 to reinforce it, and is formed of an opening 48: being in the portion of the reinforcing plate 47 opposite to the bolt body 40 in the vehicle width direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a side door structure for an automobile in which a guide rail for guiding a window glass is fixed to a door body and a reinforcing plate is connected thereto.

[0002]

2. Description of the Related Art A conventional side door structure for an automobile is disclosed in Japanese Utility Model Laid-Open Publication No. 3-82614.

According to the above publication, a door body constituting a lower portion of a door provided on a side portion of a vehicle body has an inner panel and an outer panel facing each other in a vehicle width direction.
A guide rail is provided to guide the window glass provided in the space between the inner panel and the outer panel toward the upper side of the door body so as to be able to move backward,
A bolt body extending in the vehicle width direction and fixing the guide rail to the inner panel is provided. Further, a reinforcing plate is provided so as to face the space-side surface of the outer panel and reinforces the outer panel.

Further, in the above configuration, there is a configuration in which the bolt body and the reinforcing plate are opposed to each other in the vehicle width direction.

[0005]

However, according to the above-mentioned conventional structure, the door receives a large impact force from the outside of the vehicle due to a collision from the outside of the vehicle, and the outer panel of the door main body is damaged. If it is deformed together with the reinforcing plate and displaced toward the inner panel side, the reinforcing plate collides with the bolt body and presses the bolt body toward the cabin, thereby protruding the bolt body into the cabin. There is a risk.

[0006] In the above case, since the reinforcing plate is located closer to the inner panel than the outer panel, the provision of the reinforcing plate increases the protrusion of the bolt body into the vehicle compartment. Therefore, there is a possibility that the occupant's action in the cabin after the collision is hindered by the bolt body and the degree of freedom of the action is reduced.

The present invention has been made in view of the above situation, and the door body of the door receives an impact force from the outside thereof, and the outer panel is directed toward the inner panel together with a reinforcing plate for reinforcing the door body. An object of the present invention is to ensure that the occupant's behavior in the passenger compartment is not disturbed based on the displacement even when the vehicle is displaced, so that the degree of freedom of this behavior is ensured.

[0008]

In order to solve the above-mentioned problems, a vehicle side door structure according to the present invention has an inner panel 18 and an outer panel 19 in which a door body 17 constituting a lower portion of a door 14 faces in a vehicle width direction. A guide rail 32 for guiding the window glass 28 provided in the space 21 between the inner panel 18 and the outer panel 19 so that the window glass 28 can move upward and backward in the door body 17.
And a bolt body 40 extending in the vehicle width direction and fixing the guide rail 32 to the inner panel 18 is provided. The bolt body 40 is provided to face the surface of the outer panel 19 on the space 21 side to reinforce the outer panel 19. Reinforcement plate 4
In the side door structure of the vehicle provided with 7,

An opening 48 is formed in a portion of the reinforcing plate 47 facing the bolt body 40 in the vehicle width direction.

[0010]

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

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

A vehicle body 2 of the automobile 1 is supported on a road surface 4 by front and rear wheels 3. A handle 7 protrudes from a lower front portion of a vehicle compartment 6 inside the vehicle body 2, and a seat 8 is provided in the vehicle compartment 6 so as to face the handle 7.
The seat 8 is supported by the vehicle body 2 and allows the occupant 9 to sit thereon, and the occupant 9 protrudes upward from the rear end of the seat cushion 8a and can be seated on the seat cushion 8a. The seat back 8b is provided. Further, a front window 10 is provided in the upper front part of the vehicle interior 6.

A side door device 12 is provided at a front portion of the vehicle body 2 at substantially the same position as the seat cushion 8a of the seat 8 in the front-rear direction. This side door device 1
The door 1 includes a door opening 13 formed on a side wall of the vehicle body 2 to communicate a front portion of the vehicle compartment 6 with the outside of the vehicle, and a side door 14 that closes the door opening 13 so that the door can be opened and closed.
4 is hinged to the front opening edge of the door opening 13.
5b, the door 14 moves outwardly in the vehicle width direction around the hinge 15, and is made to be freely rotatable. The rotation opens and closes the door opening 13. I have.

The lower part of the door 14 is constituted by a door body 17, which is opposed to each other in the vehicle width direction and is connected to each other. A door trim 20 made of resin is attached to the surface of the vehicle compartment 6 side. A flat space 21 is formed between the inner and outer panels 18 and 19, and a slit 22 is formed between the upper edges of the inner and outer panels 18 and 19 at the upper edge (waistline) of the door body 17. The slit 22 connects the space 21 to the upper side of the door body 17.

Further, elastic upper and lower weather strips 23 are provided at upper end edges of the outer panel 19 and the door trim 20, respectively. Opposing surfaces of the weather strips 23, 23 are opposite to each other in the vehicle width direction. It is located at the same place as the slit 22.

The door 14 has a door window 26. The door window 26 is provided in a space 21 between the inner and outer panels 18 and 19 and an upper end thereof. A window glass 28 whose edge is elastically always held between the two weather strips 23 through the slit 22; and the window glass 28 is slid with the window glass 28 through the slit 22 with respect to each of the weather strips 23. Guiding means 29 for guiding the body 17 upward and backward (movable up and down)
And a driving unit (not shown) for driving the window glass 28 to move forward and backward, and this driving unit is manually or electrically driven.

The guide means 29 includes a pair of front and rear guide rails 31 and 32 provided in the space 21 and extending in the vertical direction, respectively.
The upper and lower ends of the door body 1 are fastened by fasteners 33, respectively.
7 is fastened to the inner panel 18. Sliders 34 are fitted into the respective guide rails 31 and 32 so as to be slidable only in the longitudinal direction thereof, and the lower ends of the window glass 28 are supported by the respective sliders 34. The window glass 28 is positioned by the guide rails 31 and 32 via the slider 34 and elastically sandwiched in the vehicle width direction by the weather strips 23 and 23, thereby positioning the window glass 28 in the front-rear and left-right directions. Is done,
The inclination in the vehicle width direction around each of the sliders 34 is determined.

In the front-rear direction, the two guide rails 31, 3
2, the rear guide rail 32 is located at substantially the same position as the seat cushion 8a of the seat 8,
A fastener 33 for fastening the upper end of the rear guide rail 32 to the inner panel 18 is a side view (FIG. 2).
The seat 8 is located above the seat cushion 8a and in front of the seat back 8b, that is, at a lateral position of the occupant 9 on the seat 8 (hereinafter, referred to as a "seat corresponding position"). Have been allowed.

To explain the fastener 33, a pair of front and rear bolt holes 38, 38 penetrating in the vehicle width direction are formed in the inner panel 18 at the "seat corresponding position". A bolt body 40 extends substantially in the vehicle width direction. A flange 41 such as a snap ring is fixed to a portion of each bolt body 40 (the outer end side of the bolt body 40) on the space 21 side with respect to the bolt hole 38, and each bolt body 4 on the vehicle cabin 6 side.
A nut 42 is screwed to a portion 0 (the inner end side of the bolt body 40). On the other hand, a bracket 44 is attached to the upper end of the guide rail 32, and a pair of front and rear screw holes 45, 45 are formed in the bracket 44, and each of the screw holes 45 and the outer end side of the bolt body 40 are screwed together. Have been allowed.

When the nut 42 is screwed in and the inner panel 18 is sandwiched between the nut 42 and the collar 41, the bracket 33 is
The upper end of the guide rail 32 is fixed to and supported by the inner panel 18 of the door main body 17 through the base. If the nut 42 is loosened and the bolt body 40 is rotated around its axis 39, the bracket 44 can move along the upper end of the guide rail 32 along the axial direction of the bolt body 40. Have been. That is, according to the fastener 33, together with the guide rail 32,
The lower end of the window glass 28 can be adjusted in position in the vehicle width direction, and can be fixed at an arbitrary position in the vehicle width direction.

The upper end of the door body 17 near the upper edge of the outer panel 19 tends to have reduced strength and rigidity due to the formation of the slit 22. Therefore, a reinforcing plate 47 is provided to face the surface of the outer panel 19 on the space 21 side at the upper end and extend in the front-rear direction, and the upper end edge of the reinforcing plate 47 is the outer panel 1.
9, the upper end of the outer panel 19 is reinforced. A beat # 47a is formed on the reinforcing plate 47 along its longitudinal direction, and has sufficient strength and rigidity.

An intermediate portion of the reinforcing plate 47 in the vertical direction is provided slightly away from the outer panel 19, and an upper end portion of the outer panel 19 and an intermediate portion of the reinforcing plate 47 in the vertical direction are provided. A flat partial space 21a which is a part of the space 21 is provided.

Each bolt body 40 of the fastener 33 and an intermediate portion of the reinforcing plate 47 in the vertical direction face each other in the vehicle width direction. A pair of front and rear elliptical openings 48, 48 penetrating in the vehicle width direction are formed substantially on the respective shaft centers 39 in the respective portions of the reinforcing plate 47 facing the respective bolt bodies 40 in the vehicle width direction. ing. The opening area of each of the openings 48 is sufficiently larger than the cross-sectional area of each of the bolt bodies 40.

In the above-described configuration, the door 14 receives a large impact force F from the outside of the vehicle 1 due to a collision from the outside of the automobile 1, and the outer panel 19 of the door body 17 is deformed together with the reinforcing plate 47. If it is displaced toward the inner panel 18 side (shown by a dashed line in FIG. 1), the reinforcing plate 47 collides with the bolt body 40 and presses the bolt body 40 toward the vehicle compartment 6, and this vehicle compartment There is a possibility that the above-mentioned bolt body 40 may protrude into 6.

In the above case, the reinforcing plate 47 is attached to the outer panel 1.
Since the reinforcing plate 47 is provided closer to the inner panel 18 than to the bolt 9, the protrusion dimension of the bolt body 40 into the vehicle compartment 6 tends to be larger by that amount. In addition, the action of the occupant 9 in the cabin 6 after the collision is obstructed by the bolt body 40, and the degree of freedom of the action may be greatly reduced.

Therefore, as described above, the opening 48 is formed in the portion of the reinforcing plate 47 facing the bolt body 40 in the vehicle width direction.
Therefore, if the door panel 17 receives the impact force F and the outer panel 19 is greatly displaced toward the inner panel 18 together with the reinforcing plate 47,
At this time, the bolt body 40 and the opening 48 of the reinforcing plate 47 are fitted to each other, thereby preventing the reinforcing plate 47 from pressing the bolt body 40 toward the vehicle compartment 6.

Therefore, as described above, even if the outer panel 19 is displaced toward the inner panel 18 together with the reinforcing plate 47 even when the door body 17 of the door 14 receives the impact force F from the outside thereof, The protrusion of the occupant 9 in the cabin 6 is prevented from being disturbed by the bolt body 40, and the degree of freedom of this action is secured. You.

Although the above description is based on the illustrated example, the opening 48
May be a notch.

[0029]

According to the present invention, a door body constituting a lower portion of a door includes an inner panel and an outer panel facing each other in a vehicle width direction, and a window glass provided in a space between the inner panel and the outer panel. A guide rail that guides the door panel upward and backward so as to be able to move backward, a bolt body that extends in the vehicle width direction and fixes the guide rail to the inner panel, and In a side door structure of an automobile provided with a reinforcing plate provided to face a space side surface and reinforcing this outer panel,

An opening is formed in a portion of the reinforcing plate facing the bolt body in the vehicle width direction.

Therefore, in the event of a collision by an object from the outside of the automobile, the door receives a large impact force from the outside thereof, and the outer panel of the door body is deformed together with the reinforcing plate to move toward the inner panel. If the displacement is large, at this time, the bolt body and the opening of the reinforcing plate are fitted, and it is avoided that the reinforcing plate presses the bolt body toward the vehicle compartment.

Therefore, as described above, even if the outer panel is displaced toward the inner panel together with the reinforcing plate due to the impact force from the outside of the door body of the door, the bolt body largely increases toward the passenger compartment. Projection is prevented,
For this reason, the occupant's action in the cabin is prevented from being disturbed by the bolt body, and the freedom of this action is ensured.

[Brief description of the drawings]

FIG. 1 is a sectional view taken along line 1-1 of FIG. 2;

FIG. 2 is a front side view of the automobile.

FIG. 3 is a partially enlarged sectional view of FIG. 2;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Automobile 2 Body 6 Car cabin 8 Seat 8a Seat cushion 8b Seat back 9 Occupant 12 Side door device 13 Door opening 14 Door 17 Door main body 18 Inner panel 19 Outer panel 21 Space 21a Partial space 26 Door window 28 Window glass 29 Guide means 32 Guide rail 33 Fastener 38 Bolt hole 39 Shaft center 40 Bolt body 41 Collar 42 Nut 47 Reinforcement plate 48 Opening F Impact force

Claims (1)

[Claims] 1. A door body forming a lower portion of a door includes an inner panel and an outer panel facing each other in a vehicle width direction,
A guide rail is provided to guide the window glass provided in the space between the inner panel and the outer panel toward the upper side of the door body so as to be able to move backward, and extends in the vehicle width direction to extend the guide rail. In a vehicle side door structure provided with a bolt body fixed to the inner panel and provided with a reinforcing plate provided to face the space-side surface of the outer panel to reinforce the outer panel, An automobile side door structure in which an opening is formed in a portion of the reinforcing plate facing a body.