JPH10324149A - Front door structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent the existence of a gap between a lower edge of a front molding part of a partition molding, and a rising wall of a front edge of a connection base part of a door mirror bracket, and to prevent the penetration of the running wind from the gap. SOLUTION: A tongue piece 31 which has an almost L-shaped section, and is closely kept into contact with a car outer face at a door outer panel 15 side, of a front rising part 8 of a main sash 1, and a rear face of a rising wall 24 of a front edge of a connection base part 13 of a door mirror bracket 9, is extended and mounted on a lower edge of a front molding part 17 of a partition molding 10. A gap between the front molding part 17 of the partition molding 10 and the connection base 13 of the door mirror bracket 9 is closed by the tongue piece 31.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a front door in which a partition glass is disposed above a door mirror mounting portion, and more particularly, to ensure that traveling wind enters from around a portion where the door mirror mounting portion and the partition glass are assembled. The present invention relates to an improved front door structure that can be prevented.

[0002]

2. Description of the Related Art In recent years, a minivan type vehicle or the like has been developed in which a partition glass is disposed at a front end portion of a front door so that a greater oblique front view from a driver's seat can be secured. .

As shown in FIG. 4, a front door of a vehicle of this type has a main sash 1 of a door sash forward and rearward as shown in FIG.
While partition sash 2 is provided,
The base portion 5 of the door mirror 4 is disposed above the front end of the door waist portion 3, and the partition glass 6 is held above the door mirror installation portion.

FIGS. 5 and 6 show an example of a specific structure of the front door. Hereinafter, this structure will be briefly described.

The front door 7 is a so-called press door in which the door body and the main sash 1 are integrally formed by pressing, and a partition is provided between the door waist portion 3 of the door body and the front rising portion 8 of the main sash 1. A sash (not shown) is connected. At the front end of the door waist portion 3, a door mirror bracket 9 for attaching the base portion 5 of the door mirror 4 is provided.
A partition molding 10 is mounted on a frame formed by the door mirror bracket 9, the partition sash (not shown), and the front rising portion 8 of the main sash 1.
, The partition glass 6 is held.

The door mirror bracket 9 has a holding channel portion 11 for holding the lower side of the partition glass 6,
A door mirror support wall portion 12 extending substantially below the central portion in the width direction of the holding channel portion 11 and having a base portion 5 of the door mirror 4 coupled to an outer surface of the vehicle, and a front side and a lower side of the door mirror support wall portion 12 from the front side. And a connection base portion 13 which is extended in the width direction in a substantially U-shaped cross section,
Opening edges 14 on both sides of the connection base 13 are welded in a substantially L-shape from the front rising portion 8 of the main sash 1 of the door outer panel 15 and the door inner panel 16 to the front end of the door waist 3. The width of the holding channel portion 11 is formed to be narrower than the width of the front rising portion 8 of the main sash 1, and the outer side surface of the holding channel portion 11 is located in the vehicle interior direction with respect to the outer side surface of the front rising portion 8 on the door outer panel 15 side. Quantitative offset.

The partition molding 10 includes a front molding portion 17 fitted to the front rising portion 8 of the main sash 1, a lower molding portion 18 fitted to the holding channel portion 11 of the door mirror bracket 9, and a partition sash. The front molding 17 and the lower molding 18 have outer lips 20, which cover the outer panel-side vehicle outer surface of the main sash 1 and the vehicle outer surface of the holding channel portion 11, respectively. 2
1 is extended. The front molding 17 is formed wider than the lower molding 18 and the rear molding 19, and the front end of the lower molding 18 is connected to the lower rear surface of the front molding 17 with a step outside the vehicle. I have. That is, the outer lip 21 of the lower molding 18 is offset by a predetermined amount in the vehicle interior direction from the outer lip 20 of the front molding 17.

The partition molding 10 has a partition glass fitted and fixed on the inner peripheral side thereof.
The front molding portion 17 is fitted to the front rising portion 8 of the main sash 1, and the lower molding portion 18 is fitted to the holding channel portion 11 of the door mirror bracket 9. In this state, the partition sash is connected to the door body and the main sash 1. At the same time, the rear molding 19 is fitted to the front surface of the partition sash. The base portion 5 of the door mirror 4 is coupled to the door mirror support wall portion 12 of the door mirror bracket 9 by bolts and nuts (not shown). At this time, the cover 22 of the base portion 5 is as shown in FIG. The outer mirror bracket 9 covers substantially the entire outer surface of the vehicle.
Reference numeral 23 in the figure denotes a molding support channel joined in the main sash 1.

This related technique is disclosed in, for example, Japanese Patent Application Laid-Open No. 6-278.
No. 456, etc.

[0010]

In the case of the above-mentioned conventional front door structure, the lower end of the front molding portion 17 of the partition molding 10 is fitted to just above the rising wall 24 at the front end of the connection base portion 13 of the door mirror bracket 9. I have. However, the outer lip 2 of the front molding 17
0 is a structure that straddles the door outer panel 15 of the main sash 1 and is in close contact with the outer side surface of the panel 15, and between the lower end surface of the front molding portion 17 and the upper end surface of the rising wall 24 of the door mirror bracket 9. Is easy to form a relatively large gap. When a gap is formed in this portion, the traveling wind entering the inside of the cover 22 during the traveling of the vehicle enters the holding channel portion 11 of the door mirror bracket 9 through the gap as shown by an arrow in FIG. However, it is conceivable that traveling wind may further enter the passenger compartment from the vehicle, or a problem such as generation of wind noise may be caused.

Therefore, the present invention eliminates the gap between the lower end of the front molding portion of the partition molding and the rising wall at the front end of the connection base portion of the door mirror bracket, and ensures that the traveling wind enters from the assembly clearance of the partition molding. It is intended to provide a front door structure that can be prevented.

[0012]

Means for Solving the Problems As means for solving the above-mentioned problems, the invention according to claim 1 is characterized in that a partition sash for dividing a main sash of a door sash into two front and rear parts is provided, while a door sash is provided. A door mirror bracket is disposed at a front end of the front sash, and a partition glass is held via a partition molding in a frame formed by the partition sash, the door mirror bracket, and a front rising portion of the main sash; A door mirror bracket for holding a lower side of the partition glass, a door mirror support wall extending substantially below the center in the width direction of the holding channel, and a door mirror attached to an outer surface of the vehicle; From the front to the bottom of the support wall And a connection base portion which is extended in the width direction to have a substantially U-shaped cross section and whose opening edges on both sides are joined from the main sash front rising portion of the door outer panel and the door inner panel to the door waist front end portion, respectively. And a width of the holding channel portion is formed narrower than a main sash width, and the partition molding is fitted to a front rising portion of the main sash so as to cover a vehicle outer surface on a door outer panel side. A lower molding portion fitted to a holding channel portion of the door mirror bracket so as to cover an outer surface of an outer wall of the vehicle, and a rear molding portion fitted to a front surface of the partition sash; Is formed wider than the lower molding part, and the front end of the lower molding part is In the structure of the front door which is connected to the outside with a step, a lower surface of the front molding portion of the partition molding, a vehicle outer surface on a door outer panel side of a front rising portion of a main sash and a rising wall rear surface of a connecting base portion front end of a door mirror bracket. And a tongue piece having a substantially L-shaped cross section is provided so as to be in close contact with the tongue. The space between the front molding portion of the partition molding and the rising wall at the front end of the connection base portion of the door mirror bracket is securely closed by a tongue piece extending from the front molding portion.

According to a second aspect of the present invention, a tongue extending from the front molding is formed so as to be continuous with an outer lip of a lower molding which covers an outer surface of a vehicle outer wall of the holding channel. Is made to closely contact the outside surface of the vehicle outside wall of the holding channel portion. Since the side end of the tongue piece is in close contact with the outer surface of the outer wall of the holding channel together with the outer lip of the lower molding, the gap between the lower end of the front molding and the outer wall of the holding channel is also securely closed. .

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described with reference to FIGS.
This will be described with reference to FIG. The same parts as those in the conventional technique shown in FIGS. 4 to 6 are denoted by the same reference numerals.

FIGS. 1 to 3 show a part of a front end of a front door 30 according to the present invention. The front door 30 is a so-called press door similar to that shown in FIGS. A partition sash (not shown) is provided between the door waist portion 3 of the door body and the front rising portion 8 of the main sash 1.
A door mirror bracket 9 is disposed at a front end of the door mirror.
The partition glass 6 is held by a door mirror bracket 9, a partition sash, and a frame formed by the front rising portion 8 of the main sash 1 via a partition molding 10. A molding support channel 23 for directly supporting the partition molding 10 is welded to an opening edge of the main sash 1.

The door mirror bracket 9 has a holding channel portion 11 for holding a lower side of the partition glass 6,
A door mirror support wall portion 12 extending substantially below the center portion of the holding channel portion 11 in the width direction, and a door mirror support wall portion 12 extending from the front side to the lower side of the door mirror support wall 12 so as to open in the width direction in a substantially U-shaped cross section. And a connection base 13. The door mirror bracket 9 has two plate members press-formed into substantially symmetrical shapes in the width direction and is welded to each other at a portion corresponding to the support wall portion 12, and is reinforced at a portion corresponding to the holding channel portion 11 of the two plate members. Channel member 25 for
Are welded. On the upper surface of the bottom wall of the reinforcing channel member 26, two cut and raised pieces 26a, 2
6b are formed, and the cut-and-raised pieces 26a, 26b hold a lower molding portion 18 of the partition molding 10 described later.

The connecting base 13 has a front wall 24 extending along the front side and a base wall 27 extending along the lower side of the door mirror supporting wall 12, and both sides extending from the front rising wall 24 to the base wall 27. Are formed such that the side edges thereof are substantially L-shaped in side view. Each of the edges 14 having a substantially L-shape in side view is welded to a portion extending from the front rising portion 8 of the main sash 1 to the front end of the door waist portion 3 on the door outer panel 15 side and the door inner panel 16 side. Have been. The width of the holding channel portion 11 is formed smaller than the width of the opening of the main sash 1, and the vehicle outer wall of the holding channel portion 11 is in the vehicle inward direction with respect to the vehicle outer surface of the main sash 1 on the door outer panel 15 side. Is offset by a predetermined amount.

On the other hand, the partition molding 10 includes a front molding portion 17 fitted to the front rising portion 8 of the main sash 1, a lower molding portion 18 fitted to the holding channel portion 11 of the door mirror bracket 9, and a partition sash. (Not shown) and a rear molding portion 19 to be fitted to the front surface of the molding member. A retaining groove 28 for retaining the partition glass 6 is continuously formed on the inner peripheral surface formed by each molding portion. Is formed.

The front molding 17 is formed wider than the lower molding 18, and the front end of the lower molding 18 is connected to the lower rear surface of the front molding 17 so as to form a step outside the vehicle. ing. That is, the outer lips 20, 21 are substantially L in the front molding portion 17 and the lower molding portion 18, respectively.
The outer lips 20 and 21 are formed in the shape of a letter.
The outer lip 2 on the lower molding portion 18 side is in close contact with the outer surface on the side of each door outer panel 15.
1 is formed at a position offset by a predetermined amount in the vehicle inward direction from the outer lip 20 on the front molding portion 17 side.

By the way, at the lower end of the front molding portion 17,
A tongue piece 31 having a substantially L-shaped cross section extends from the tip of the outer lip 20 to the bent shoulder. The tongue piece 31 extends downward by a set amount with respect to the outer lip 21 of the lower molding portion 18. When the front molding portion 17 is fitted to the front rising portion 8 of the main sash 1, the door outer panel of the main sash 1 is provided. The vehicle exterior surface on the 15 side and the rear surface of the rising wall 24 at the front end of the connection base portion 13 of the door mirror bracket 9 are in close contact with each other. The end of the tongue piece 31 on the lower molding portion 18 side is formed so as to be continuous with the outer lip 21 of the lower molding portion 18 (to be flush with the inner side surface of the outer lip 21), and the outer lip of the lower molding portion 18 is formed. Together with 21, the holding channel portion 11 of the door mirror bracket 9 comes into close contact with the outer surface of the outer wall of the vehicle.

An inner lip 32 extends substantially in an L-shape at the front molding portion 17, and the tip of the lip 32 covers the inside surface of the front rising portion 8 of the main sash 1 on the door inner panel 16 side. It has become. In addition, the inner lip 3 is also provided on the lower molding portion 18.
3, the lip 33 is formed in a straight line, and when the door trim (not shown) is assembled from the inside of the vehicle, the tip of the lip 33 elastically contacts the edge of the door trim and moves downward. It can be bent.

With such a member configuration, the partition molding 10 is configured such that the front molding portion 17 is attached to the front rising portion 8 of the main sash 1 while the partition glass 6 is fitted and fixed in the holding groove 28 on the inner periphery thereof. When the molding portions 18 are respectively fitted to the holding channel portions 11 of the door mirror bracket 9 and the partition sash is joined to the door waist portion 3 and the main sash 1,
The rear molding 19 is fitted to the front surface of the partition sash.

At this time, the tongue piece 31 having a substantially L-shaped cross section and extending from the lower end of the front molding portion 17 is connected to the vehicle outer surface of the main sash 1 on the door outer panel 15 side and the front end of the connection base portion 13 of the door mirror bracket 9. The lower molding portion 18 has an end on the lower molding portion 18 side and the outer lip 21 of the lower molding portion 18 and the outer wall surface of the holding channel portion 11 of the door mirror bracket 9 in close contact with the rear surface of the rising wall 24. As a result, the gap between the lower end of the front molding portion 17 and the rising wall 24 at the front end of the connection base portion 13 is within a range from the door outer panel 15 of the front rising portion 8 of the main sash 1 to the holding channel portion 11 of the door mirror bracket 9. It becomes completely occluded. Therefore, intrusion of the traveling wind from this portion is reliably prevented, and problems such as intrusion of the traveling wind into the vehicle compartment and generation of wind noise do not occur.

The door mirror supporting wall 12 of the door bracket 9 is thereafter provided with the base 5 of the door mirror 4.
Are connected by bolts and nuts (not shown),
The vehicle exterior surface of the door mirror bracket 9 is covered and covered by the cover 22 of the base portion 5.

[0025]

As described above, according to the present invention, at the lower end of the front molding portion of the partition molding, the front outer rising side of the main sash on the door outer panel side and the rear surface of the rising wall at the front end of the connection base portion of the door mirror bracket are provided. Since the tongue pieces having a substantially L-shaped cross section are closely extended, the gap between the front molding part of the partition molding and the rising wall at the front end of the connection base part of the door mirror bracket is closed by the tongue pieces. It is possible to reliably prevent the traveling wind from entering through the gap of the mall. Thus, according to the present invention,
It is possible to reliably prevent the traveling wind from entering the passenger compartment and the generation of wind noise.

Further, a tongue extending from the front molding is formed so as to be continuous with an outer lip of a lower molding which covers the outer surface of the outer side wall of the holding channel part of the door mirror bracket. If the portion is made to closely contact the outer surface of the outer side wall of the holding channel portion, the gap between the lower end of the front molding portion and the outer side wall of the holding channel can also be closed. It is possible to more reliably prevent the wind from entering the cabin and the generation of wind noise.

[Brief description of the drawings]

FIG. 1 is a partial cross-sectional perspective view showing one embodiment of the present invention.

FIG. 2 is a perspective view showing the same embodiment.

FIG. 3 is a partial sectional perspective view showing the same embodiment.

FIG. 4 is a perspective view showing a front door of the vehicle.

FIG. 5 is a perspective view showing a conventional technique.

FIG. 6 is a partial cross-sectional perspective view showing the technique.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Main sash, 3 ... Door waist part, 4 ... Door mirror, 6 ... Partition glass, 8 ... Front rising part, 9 ... Door mirror bracket, 10 ... Partition molding, 11 ... Holding channel part, 12 ... Door mirror support wall part, 13 ... Connection base part, 14 ... Opening edge part, 15 ... Door outer panel, 16 ... Door inner panel, 17 ... Front molding part, 18 ... Lower molding part, 24 ... Rising wall, 30 ... Front door, 31 ... Tongue piece.

Claims (2)

[Claims] 1. A partition sash that divides a main sash of a door sash into two front and rear parts is provided.
A front door in which a door mirror bracket is disposed at a front end of a door waist portion, and a partition glass is held via a partition molding in a frame body composed of the partition sash and the door mirror bracket and a front rising portion of a main sash. A door mirror bracket, a holding channel portion for holding a lower side of the partition glass, a door mirror support wall portion extending substantially below the center in the width direction of the holding channel portion, and a door mirror is attached to an outer surface of the vehicle; The door mirror support wall extends from the front side to the lower side in a width direction substantially in a U-shape in cross section, and the opening edges on both sides thereof respectively extend from a front rising portion of a main sash of a door outer panel and a door inner panel to a door waist portion. Connection joined to the front end A base portion, and a width of the holding channel portion is formed smaller than a main sash width, and the partition molding is fitted to a front rising portion of the main sash so as to cover a vehicle outer surface on a door outer panel side. A molding part, a lower molding part fitted to the holding channel part of the door mirror bracket covering the outer surface of the vehicle outer wall, and a rear molding part fitted to the front surface of the partition sash, The front molding is formed wider than the lower molding,
In a front door structure in which a front end of a lower molding portion is connected to a rear surface of a lower end of a front molding portion with a step outside the vehicle, a door rising portion of a front rising portion of a main sash is provided at a lower end of a front molding portion of the partition molding. A front door structure characterized by extending a substantially L-shaped tongue piece in close contact with a vehicle outer surface of the vehicle and a rear surface of a rising wall at a front end of a connection base portion of a door mirror bracket. 2. The tongue piece is formed so as to be continuous with an outer lip of a lower molding portion that covers an outer surface of an outer side wall of the holding channel portion, and a side end of the tongue portion is formed on an outer side wall of the holding channel portion. The front door structure according to claim 1, wherein the front door structure is closely attached to an outer side surface.