JP2002200920A - Opening and closing body structure for automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To restrict the transmission of noise from an opening part for installation of latch mechanisms into a cabin in an automobile of such a structure that an opening part for elevation is opened and closed by double-leafed hinged door type front and rear doors, and provided with the latch mechanisms at the upper and lower parts of the front part of the rear door to be engaged with a car body side engagement member for holding the rear door closed. SOLUTION: A vertical reinforcement 33 is disposed at the forward end part of the rear door 6, and an upper latch unit 7 is mounted on the overlapped part of its upper end part with an inner panel 31 in this structure. A filler member 39 is disposed between the vertical reinforcement 33 and an outer panel 32 in front of a window 21 to close the lower end part of an upper latch unit storage space 35. An extended part 33b rearward is provided at the upper end part of the vertical reinforcement 33 to be jointed with the outer panel 32. The upper space 37 of the window 21 and the upper latch unit storage space 35 are thus parted from each other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to the structure of an opening / closing body of a motor vehicle, and more particularly to the structure of a rear door in a motor vehicle in which a front door and a rear door on the side of a vehicle body are of a double door type.

[0002]

2. Description of the Related Art As disclosed in, for example, Japanese Patent Application Laid-Open No. Hei. There are automobiles configured to open and close in a double-door manner with a rear door having a heart. In this type of automobile, when the door is closed, it is customary to first close the rear door and fix it to the vehicle body, and then close the front door and fix it to the rear door. A latch mechanism is provided above and below the front part of the rear door.

This latch mechanism is mounted so as to face the inside of the vehicle from an opening provided at a predetermined position of an inner panel constituting the rear door, and when the rear door is closed,
By engaging the striker provided on the vehicle body side,
The rear door is configured to be fixed in a closed state.

[0004]

As described above, when an opening for attaching a latch mechanism facing the inside of a vehicle is provided in an inner panel constituting a rear door, sound outside the vehicle propagates into the vehicle through this opening. However, it may be a cause of vehicle interior noise.

That is, the rear door is formed as a hollow body by the inner panel and the outer panel. At the lower end of the inner panel, an opening for mounting the lower latch mechanism and other openings for drainage and the like are provided. As a result, road noise enters the rear door from these openings. Then, this sound reaches a mounting opening of the upper latch mechanism through a tunnel-shaped space formed by an inner panel and an outer panel in front of and above a window provided at the upper part of the rear door, and from the opening. It will propagate into the cabin. In particular, since the opening is located near the occupant's ear, it is conceivable that the opening may cause discomfort to the occupant.

In view of the above-mentioned problems in an automobile having a double door structure, the present invention suppresses the propagation of sound from the opening for mounting a latch mechanism into the interior of a vehicle, and It is an object to reduce in-vehicle noise.

[0007]

Means for Solving the Problems In order to solve the above problems, the present invention is characterized in that it is configured as follows.

First, an invention according to claim 1 of the present application (hereinafter, referred to as a first invention) comprises a front opening having an opening / closing axis at a front end and a rear end having a vertically opening opening provided on a side surface of a vehicle body. A rear door having an opening / closing axis is provided so as to open and close, and is disposed at a vertical position in front of the rear door so as to face the vehicle interior side from an opening provided in the inner panel. The present invention relates to an opening / closing body structure of an automobile provided with a latch mechanism for holding the rear door in a closed state by engaging with a joining member, wherein a space between an inner panel and an outer panel at a front portion of the rear door is provided. A reinforcing member extending in the vertical direction is provided between the upper and lower openings for attaching the latch mechanism of the panel, and the reinforcing member extends from the periphery of the opening below the inner panel to the upper opening. The central portion swells toward the outer panel side to form a closed cross-sectional space between the inner panel and the inner panel, and the entire upper portion thereof is moved toward the inner panel side to form an opening above the inner panel. In the periphery, the inner panel is superimposed on the inner panel.
A filling member for vertically partitioning a space between the reinforcing member and the outer panel is provided.

Further, the invention according to claim 2 (hereinafter referred to as the second invention)
In the first invention, the rear door is coated by dipping in a coating liquid, and a filling member that vertically partitions a space between the reinforcing member and the outer panel in the rear door has a front side. The outer panel and the inner panel are provided at the joint between the flanges at the front edges of the outer panel and the inner panel with a gap that allows the space above the filling member to communicate with the outside. It is characterized by.

Further, according to a third aspect of the invention (hereinafter referred to as a third invention), an opening for raising and lowering provided on a side surface of the vehicle body is opened and closed at a front door having an opening and closing axis at a front end and at a rear end. It is configured to open and close with a rear door having an axis, and a window is provided at the top of the rear door,
The rear door is disposed at the front upper and lower positions of the rear door so as to face the vehicle interior from an opening provided in the inner panel, and is engaged with an engaging member on the vehicle body side to hold the rear door in a closed state. The present invention relates to an opening / closing body structure of an automobile provided with a latch mechanism, and in a space between an inner panel and an outer panel at a front portion of the rear door, vertically extending between upper and lower openings for attaching a latch mechanism of the inner panel. An extending reinforcing member is provided, and the upper part of the reinforcing member is overlapped with the inner panel around an opening above the inner panel, and the upper end of the reinforcing member is provided with the inner panel. And an extension extending rearward from the overlapped portion with the outer panel, and joined to the outer panel in a horizontal space formed by the inner panel and the outer panel above the window. Is, between the space and the space around the opening, characterized in that is partitioned into front and rear.

With the above configuration, the following effects can be obtained according to the present invention.

According to the first aspect of the present invention, the reinforcing member disposed in the space between the inner panel and the outer panel at the front portion of the rear door includes an upper portion extending from the vicinity of the lower latch mechanism mounting opening below the inner panel to the upper portion. Until the position below the opening for attaching the latch mechanism, the central portion swells toward the outer panel side to form a closed cross-sectional space extending in the vertical direction between the inner panel and the upper portion of the reinforcing member. Is shifted to the inner panel side and is overlapped with the inner panel in the vicinity of the opening above the inner panel, so that the closed sectional space has a dead end just below the overlapped portion. Therefore, even if road noise or the like intrudes into the rear door from the lower opening of the inner panel and propagates upward through the closed sectional space between the inner panel and the reinforcing member, it does not reach the upper opening. Will be.

Further, the space between the reinforcing member and the outer panel is vertically divided by the filling member near the uppermost portion of the portion adjacent to the outer panel due to the swelling of the reinforcing member toward the outer panel. Sounds passing through the space between the reinforcing member and the outer panel are also prevented from propagating to the upper opening by the filling member. Therefore, it is possible to prevent the road noise and the like from propagating into the vehicle interior from the opening above the inner panel and causing vehicle interior noise.

In this case, the filling member is disposed near the uppermost portion of a portion close to the outer panel by swelling of the reinforcing member toward the outer panel, and the filling member required to partition the space. The space in which the latch mechanism is disposed above the part partitioned by the filling member is made narrow while minimizing the amount of. Therefore, the level of sound generated in the space mainly due to the film vibration of the outer panel is suppressed to a low level, and the noise due to the film vibration of the outer panel that propagates from the space through the opening to the vehicle interior is also reduced. become.

According to the second invention, when the rear door in the first invention is to be painted by immersion in a coating solution, at the time of the painting, the outer panel in the rear door is opened from the opening above the inner panel. The coating liquid that has entered the space between the inner member and the reinforcing member is guided along the slope of the upper surface of the filling member to the gap provided at the joint between the flanges at the front edges of the outer panel and the inner panel. Will be discharged to the outside. Therefore, the coating liquid is prevented from remaining above the filling member at the end of the coating.

Further, according to the third aspect of the present invention, when a window is provided in the upper part of the rear door, the extension extending rearward to the upper end of the reinforcing member overlapped with the inner panel around the opening above the inner panel. The extension is joined to the outer panel in a horizontal space between the inner panel and the outer panel above the window, and connects the space and the space around the opening above the inner panel. Since the front and rear partitions, the sound that enters the rear door from the lower end of the rear door and tries to propagate forward from behind the window through the space above it can reach the vicinity of the opening. As a result, the vehicle interior noise due to the sound from above the window is suppressed.

[0017]

Embodiments of the present invention will be described below.

As shown in FIG. 1, an automobile 1 according to this embodiment has a cabin 2 and a loading platform 3, and a lifting opening 4 on both sides of the cabin has an opening / closing shaft provided at a front end. A front door 5 whose rear portion opens forward with the center as the center; and a rear door 6 whose front portion opens rearward with the opening / closing axis provided at the rear end portion as the center.
Thus, it can be opened and closed.

As shown in FIGS. 2 and 3, an upper latch unit 7 and a lower latch unit 8 for fixing the rear door 6 to the vehicle body are provided above and below the front part of the rear door 6.
And, on the vehicle body side, strikers 9, 10 with which these latch units 7, 8 are respectively engaged.
Are disposed at predetermined positions of the roof portion 11 and the side sill portion 12 of the vehicle body, and on the front end surface of the rear door 6, the engagement between the latch units 7, 8 and the strikers 9, 10 is released to remove the rear door 6. A handle 13 that can be opened is provided.

When the rear door 6 is closed, the front door 5 is engaged with a striker 14 provided on the front end surface of the rear door 6 to close the front door 5 via the rear door 6. A latch unit (not shown) for fixing is provided, and a handle 15 (see FIG. 1) for releasing the engagement between the latch unit and the striker 14 to open the front door 5 is provided. .

Further, a seat belt 16 for a front seat in the vehicle interior 2 is provided inside the front portion of the rear door 6, and the end on the lap belt side is located below the front end of the rear door 6 via a lower seat belt anchor 17. And the other end is introduced into the rear door 6 through an upper seat belt anchor 18 provided above the front end of the rear door 6,
Retractor 1 provided below the front end of rear door 6
9 can be wound up. Hinges 20, 20 for connecting the rear door 6 to the vehicle body are provided at the inner rear end of the rear door 6, and these hinges 20, 20 are provided.
The opening / closing axis of the rear door 6 is configured by this. In addition, a window 21 is provided on the upper part of the rear door 6, and a trim member 22 is provided on a surface of the rear door 6 inside the vehicle.

Next, the structure of the rear door 6 will be described in more detail with reference to FIG.

The rear door 6 is formed as a hollow body with an inner panel 31 and an outer panel 32. Inside the front end of the rear door 6, the front part of the window 21 from the vicinity of the mounting portion of the upper latch unit 7 passes through the lower part. A vertical reinforcement extending vertically around the mounting portion of the latch unit 8 (hereinafter, referred to as "vertical rain").
33 are provided (see FIG. 2).

FIGS. 4 to 6 show the vertical rain 33.
The upper end of the vertical rain 33 has a bifurcated shape with a concave portion 33a interposed therebetween, and the upper end of the upper end has a substantially T-shape corresponding to the shape of the concave portion 33a. An upper latch reinforcement (hereinafter referred to as “upper latch rain”) 34 having an opening portion 34 a is overlapped. In this state, the upper end portion of the vertical rain 33 and the upper latch rain 33 are connected to the inner panel 31. Polymerized. The overlapping portion of the inner panel 31 has a concave portion 33 a of the vertical rain 33 and an upper latch rain 3.
An opening 31a is provided so as to correspond to the opening 34a. Thereby, the concave portion 33a and the opening 3
4a, 31a, the inner panel 31,
It has a structure in which three members of an upper latch rain 34 and a vertical rain 33 are overlapped.

The upper latch unit 7 is housed in a space 35 formed between the vertical rain 33 and the outer panel 32, and the unit 7 is provided with a concave portion 33a of the vertical rain 33,
4 and the opening 31 of the inner panel 31
With three bolts 36 ... 3 facing the inside of the car from a
6, the inner panel 31, the upper latch rain 3
4 and the vertical rain 33 are attached to the three-layered portion.

Also, a vertical bifurcated 33
A rear side portion of the concave portion 33a at the upper end portion extends rearward from above, and the extended portion 33b has a horizontally extending tunnel-like closure defined by the inner panel 31 and the outer panel 32 above the window 21. It enters into the cross-sectional space 37 while approaching the outer panel 32 side, and the rear end flange 33 b ′ is joined to the outer panel 32. As a result, as shown in FIG. 6, the closed section space 37 and the space 35 accommodating the upper latch unit 7 are partitioned back and forth.

Further, the vertical rain 33 extends downward from the mounting portion of the upper latch unit 7, passes through a tunnel-like space in front of the window 21, and reaches the mounting portion of the lower latch unit 8. At the front part, the central part is moved toward the outer panel 32 side, and as shown in FIG. 7, the part below the part has a hat-shaped cross section with the central part bulging toward the outer panel 32 side, and A closed section space 38 extending in the up-down direction is formed therebetween. And the front and rear flanges 33c, 33d
Are joined to them while being sandwiched between the inner panel 31 and the outer panel 32.

The vertical rain 33 swells toward the outer panel 32, so that the vertical rain 3
A filling member 39 is disposed at the uppermost part of the portion where the space between the third panel 3 and the outer panel 32 is narrowed so as to close the space therebetween. The lower end of the storage space 35 of the upper latch unit 7 is partitioned from the space 40 between the outer panel 32 and the vertical rain 33 below the storage space 35.

As shown in FIGS. 5, 7 and 8,
The inner panel 31, the vertical rain 33, and the outer panel 32 right above the disposition position of the filling member 39.
In the joint portion of each flange at the front edge of the inner panel 31, the flanges of the inner panel 31 and the vertical rain 33 are provided with bulging portions 31 b and 33 e to the inside of the vehicle cabin. A gap 41 is provided therebetween, and the space above the filling member 39 disposed between the outer panel 32 and the vertical rain 33 communicates with the outside of the rear door 6.

The upper surface of the filling member 39 is inclined so as to be slightly lower from the rear toward the gap 41. The gap 41 is covered by a weather strip 42 attached to the joint between the flanges.

As shown in FIGS. 4 and 5, the upper latch rain 34 is extended downward to a portion where the central portion of the vertical rain 33 bulges toward the outer panel 32, and the extended portion 34b and the inner The upper seat belt anchor 18 is attached to a portion where the panel 31 overlaps with the upper seat belt anchor 18 using bolts 43.

On the other hand, as shown in FIGS. 9 to 11, the vertical rain 33 extends downward with a hat-shaped cross section.
A lower latch reinforcement (hereinafter, referred to as “lower latch rain”) 44 is attached to a lower end of the lower latch unit 8 around the attachment portion. The lower latch rain 44 includes a horizontal surface portion 44a and a vertical surface portion 4a.
4b, the horizontal surface portion 44a closes the lower end surface of the closed cross-sectional space 38 between the inner panel 31 and the vertical rain 33, and the vertical surface portion 44b is the open surface of the lower end portion of the vertical rain 33 on the inner panel 31 side. Is closed to the lower end of the vertical rain 33. The inner panel 3 is arranged such that the horizontal surface portion 44a and the vertical surface portion 44b are along the corner portion 31c bent toward the outer panel 32 below the front end of the inner panel 31.
1 polymerized.

At the lower end in the closed section space 38 constituted by the inner panel 31 and the vertical rain 33, the lower latch unit 8 is mounted on the horizontal surface 44a of the lower latch rain 44 by using a plurality of bolts 45. And the lower latch rain 4
An opening 44c for engaging the striker 10 attached to the side sill portion 12 of the vehicle body with the lower latch unit 8 is provided at a corner where the horizontal surface portion 44a and the vertical surface portion 44b intersect. The opening 31d is also provided at the corner 31c of the inner panel 31.
Is provided.

The vertical plane 4 of the lower latch 44
4b, vertical rain 33 and inner panel 3
The bolts 46... 4
6, the retractor 19 of the above-mentioned seat belt 16 is attached, and the upwardly projecting portion 44d provided at the front of the vertical surface portion 44b of the lower latch rain 44 is provided.
The lower seatbelt anchor 17 is attached to the overlapping portion of the three members by using a bolt 47 at the overlapping portion of the vertical rain 33 and the inner panel 31.

The lower end of the vertical rain 33 does not have both side surfaces forming a hat-shaped cross section, and the lower end of the closed cross section space 38 between the vertical rain 33 and the inner panel 31 is formed by the inner panel 31 and the outer panel 32. And is open to the hollow space 48 of the rear door 6 between them. As shown in FIG. 11, behind the lower end of the vertical rain 33 in the inner panel 31, an opening 31e for drainage or the like for connecting the hollow space 48 to the outside of the rear door 6 is provided.
Is provided.

Next, the operation of this embodiment will be described. When the rear door 6 is in the closed state, latch units 7 and 8 provided on the upper and lower sides of the front end thereof are provided on the roof 11 and the side sill 12 of the vehicle body. By engaging the strikers 9 and 10, respectively, the vehicle is fixed to the vehicle body, and by operating the handle 13, the engagement between the latch units 7 and 8 and the strikers 9 and 10 is released to open. It becomes possible.

In this case, the upper latch unit 7
The inner panel 31, upper latch rain 34, and vertical rain 33 are attached to a portion where the three members overlap, and the lower latch unit 8 is also attached to the inner panel 31 with respect to the vertical rain 33 and the lower rain 44.
Since they are mounted at the locations reinforced by the above, high mounting rigidity is secured in each case, and the rear door 6 is fixed well.

The lower seat belt anchor 17 for fastening one end of the seat belt 16 to the rear door 6 and the retractor 19 for winding the other end of the seat belt 16 are both connected to the lower end of the vertical rain 33 in the inner panel 31 and the lower. The upper seat belt anchor 18, which is attached to the portion reinforced by the latch rain 38 and supports the intermediate portion of the seat belt 16, is located within the closed cross-sectional space 38 formed by the vertical rain 33 in the inner panel 31. Upper latch rain 3
4 is attached to the portion reinforced by the extension 34b.

Therefore, when a large forward load is applied to the seat belt 16 when an impact load is applied from the front of the vehicle body, this load is received by the fully reinforced portion of the rear door 6 via the seat belt 16. And are received by the vehicle body via the upper and lower latch units 7 and 8 and the strikers 9 and 10 provided at these portions. Thus, the occupant is reliably protected by the seat belt 16 against the above-mentioned load.

At the lower end of the inner panel 31 constituting the rear door 6, an opening 31d for engaging the striker 10 with the lower latch unit 8, a drain opening 31e, and the like are provided. When the automobile is running, noise such as road noise enters the rear door 6 through the openings 31d and 31e.

This sound is generated at the front end of the rear door 6 by the inner panel 31 and the vertical rain 33.
Window 2 through a vertically extending closed cross-sectional space 38 between
1 in the upward direction and the vertical rain 33
Similarly, the light propagates upward in front of the window 21 through a space 40 between the outer panel 32 and the outer panel 32. Further, the sound transmitted to the rear part of the rear door 6 propagates from the rear of the window 21 to the front through a horizontally extending tunnel-like space 37 above the window 21, and in each case, the upper latch above the front end of the rear door 6 It will go to the mounting part of the unit 7.

However, since the vertical rain 33 is entirely moved toward the inner panel 31 at the front portion of the window 21, the vertical rain 33 and the inner
1 is a dead end at a predetermined position in front of the window 21. The space 40 between the vertical rain 33 and the outer panel 32 is also closed by the filling member 39 immediately before the entire vertical rain 33 starts to lean toward the inner panel 31.

Therefore, the sound that is going to propagate upward along the vertical rain 33 at the front end of the rear door 6 is:
In any case, the transmission does not reach the space 35 in which the upper latch unit 7 is stored in the upper part of the vertical rain 33. Therefore, the upper latch unit 7
The sound such as the road noise is prevented from propagating into the vehicle cabin through the inner panel 31 for allowing the vehicle to enter the vehicle cabin and the openings 31a and 34a provided in the upper latch rain 34.

After the noise such as road noise enters the hollow space 48 in the rear door 6, it tends to propagate from behind the window 21 to the front through the space 37 above. However, the front end of this space 37 is the vertical rain 3
3 is closed by the extension portion 33b and the space between the upper latch unit 7 and the storage space 35 in front thereof is partitioned, so that the sound passing above the window 21 does not reach the storage space 35 of the upper latch unit 7. Will not be transmitted. Therefore, this sound is also prevented from propagating into the vehicle interior through the openings 31a and 34a provided in the inner panel 31 and the upper latch rain 34.

Further, at the front of the rear door 6, a space 40 between the outer panel 32 and the vertical rain 33 is provided.
The filling member 39 that closes the upper part of the vertical rain is a portion where the central part of the vertical rain 33 is closer to the outer panel 32 side,
That is, the filling member 3 which is provided at the uppermost portion of the portion where the space between the vertical rain 33 and the outer panel 32 is narrower and is required to close the space 40 above.
The storage space 35 of the upper latch unit 7 above the filling member 39 is made as narrow as possible while minimizing the amount of 9. Therefore, mainly the outer panel 32
The level of the sound generated in the space 35 due to the membrane vibration of the opening 35a is suppressed to a low level.
The noise caused by the film vibration of the outer panel 32 and the like that propagates into the vehicle interior via 4a and the like is also reduced.

As a result, in this kind of automobile having an opening provided in the front of the rear door 6 toward the interior of the vehicle, transmission of sound from the opening into the interior of the vehicle is prevented, and noise in the interior of the vehicle is reduced. Will be.

The rear door 6 is immersed in a coating liquid tank in a state where the inner panel 31 and the outer panel 32 are joined together by incorporating the respective reinforcements 33, 34, 44 and the filling member 39. In this case, the coating liquid enters the storage space 35 of the upper latch unit 7 from the inner panel 31 and the openings 31a and 34a of the upper latch rain 34, and remains in the space 35. There's a problem.

However, in the rear door 6, the front panel of the inner panel 31, the vertical rain 34, and the outer panel 32 are connected to each other at the joint between the overlapping flanges.
A gap 41 is provided to allow the upper part of the filling member 39 at the lower end of the space 35 to communicate with the outside, and the filling member 39 is disposed so as to be inclined so that the front side becomes lower toward the gap 41. Therefore, when painting, the space 35
The entering coating liquid is guided forward along the inclination of the upper surface of the filling member 39 and is discharged to the outside through the gap 41. Therefore, the problem that the coating liquid remains in the space 35 is solved.

[0049]

As described above, according to the present invention, the elevating opening on the side of the vehicle body is configured to be opened and closed by the double doors of the front door and the rear door, and the front and rear portions of the rear door are provided on the vehicle body side. A latch mechanism is provided for engaging the engaging member to hold the rear door in a closed state, and at the upper and lower front ends of the rear door on the vehicle interior side, the engaging mechanism is engaged with the latch mechanism. In the automobile provided with each of the openings, the sound such as road noise entering the rear door from the lower opening or the like is effectively prevented from propagating into the vehicle interior through the upper opening. Will be. As a result, the noise inside the vehicle of this type is reduced.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view of a main part of an automobile according to an embodiment of the present invention.

FIG. 2 is a side view of the rear door as viewed from inside the vehicle.

FIG. 3 is a front view of the same.

FIG. 4 is an enlarged vertical sectional front view of an upper latch unit mounting portion.

FIG. 5 is an enlarged side view of the main part as viewed from the inside of the vehicle.

FIG. 6 is a sectional view taken along line XX of FIG. 5;

FIG. 7 is a sectional view taken along line YY of FIG. 5;

FIG. 8 is an enlarged front view of a main part as viewed from an arrow A in FIG. 5;

FIG. 9 is an enlarged vertical sectional front view of a lower latch unit mounting portion.

FIG. 10 is an enlarged side view of the main part as viewed from the inside of the vehicle.

11 is a sectional view taken along line ZZ in FIG.

[Explanation of symbols]

Reference Signs List 4 Lifting opening 5 Front door 6 Rear door 7, 8 Latch mechanism (upper latch unit, lower latch unit) 9, 10 Engaging member (strike) 21 Window 33 Reinforcement member (vertical reinforcement) 39 Filling member 41 Gap

Claims (3)

[Claims] 1. An elevating opening provided on a side of a vehicle body,
The vehicle is configured to be opened and closed by a front door having an opening / closing axis at a front end and a rear door having an opening / closing axis at a rear end, and an opening provided in an inner panel at a front vertical position of the rear door. An opening / closing body structure of an automobile provided with a latch mechanism that is disposed so as to face the inside and engages with an engagement member on the vehicle body side to hold the rear door in a closed state. In the space between the inner panel and the outer panel, a reinforcing member extending vertically between the upper and lower openings for attaching the latch mechanism of the inner panel is disposed, and the reinforcing member is
From the periphery of the opening below the inner panel to the position below the upper opening, the center swells toward the outer panel to form a closed cross-sectional space with the inner panel, and the upper part is entirely the inner part. It is brought close to the panel side and is overlapped with the inner panel around the opening above the inner panel, and further near the uppermost portion of the portion close to the outer panel due to the swelling of the reinforcing member, the reinforcing member and the outer panel An opening / closing body structure for an automobile, wherein a filling member for partitioning a space between the upper and lower spaces is disposed. 2. A rear door is coated by dipping in a coating liquid, and a filling member for vertically partitioning a space between a reinforcing member and an outer panel in the rear door is inclined so that a front side is lowered. The joint portion between the flanges at the front edges of the outer panel and the inner panel is provided with a gap that allows the space above the filling member to communicate with the outside. 2. The vehicle opening / closing body structure according to claim 1. 3. An elevating opening provided on the side of the vehicle body,
A front door having an opening / closing axis at a front end and a rear door having an opening / closing axis at a rear end are configured to open and close, and a window is provided at an upper portion of the rear door, and a front vertical position of the rear door is provided. An automobile provided with a latch mechanism that is disposed so as to face the interior of the vehicle cabin from an opening provided in the inner panel, and that holds the rear door in a closed state by engaging with an engaging member on the vehicle body side. In the opening / closing body structure, a reinforcing member extending in a vertical direction is provided in a space between an inner panel and an outer panel at a front part of the rear door, between upper and lower openings for attaching a latch mechanism of the inner panel. At the same time, the upper part of the reinforcing member is overlapped with the inner panel around the opening above the inner panel, and the upper end of the reinforcing member has a weight with the inner panel. An extension extending rearward from the portion is provided, is joined to the outer panel in a horizontal space formed by the inner panel and the outer panel above the window, and is provided between the space and the space around the opening. The opening / closing body structure of an automobile characterized in that the front and rear are separated from each other.