JP2010052646A - Water proof structure of vehicular door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a water proof structure of a vehicular door capable of preventing water entering into a window frame from intruding into cabin inside. <P>SOLUTION: A door garnish 20 is disposed such that its lower part 20f is overlapped with the upper part 18a of a door trim 18 viewed from cabin inside A. An extension part 18b extending in a door body 4a over an inside edge part 10a of an opening part 4c is provided on the upper part 18a of the door trim 18. A vertical wall part 18d extending upward along the extending direction is provided on the extension part 18b. Fork-shaped guide parts 20g extending in the door body 4a along the extension part 18b striding over the vertical wall part 18d are provided on the lower part 20f of the door garnish 20, and the respective guide parts 20g have upward substantially groovy shape. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a waterproof structure for a vehicle door in which a corner portion between a belt line portion and a window frame of a door body is covered with a door garnish from a vehicle interior side.

In an automobile door, for example, a door mirror mounting portion may be formed at a corner portion of a door body and a window frame, and the interior of the door mirror mounting portion may be covered with a door garnish to prevent appearance deterioration ( For example, see Patent Document 1). In Patent Document 1, the sound insulation effect is enhanced by filling a gap between the door garnish, the door trim, and the door mirror mounting portion with a sound insulating material.
JP-A-7-329575

  By the way, in the said conventional structure, there exists a possibility that the water which approached in the wind frame may enter into a vehicle interior from between this door garnish and a door trim along the outer side surface of a door garnish from a door mirror attachment part.

  The present invention has been made in view of the above-described conventional situation, and it is an object of the present invention to provide a waterproof structure for a vehicle door that can prevent water that has entered the wind frame from entering the vehicle interior.

  The present invention relates to a door main body having an opening opening upward, a window frame formed to extend upward from the opening of the door main body, and a door trim disposed so as to cover a vehicle interior side of the door main body. And a door garnish having a door garnish disposed so as to cover a vehicle interior side of a corner portion where the belt line portion of the door main body and the wind frame intersect, and the door garnish Is arranged so that the lower part thereof overlaps with the upper part of the door trim when viewed from the inside of the vehicle interior, and the upper part of the door trim is provided with an extension that extends into the door body beyond the inner edge of the opening. The extension portion is provided with a vertical wall portion extending upward in the extending direction thereof, and the lower portion of the door garnish extends in the door body along the extension portion across the vertical wall portion. That bifurcated guide portion is provided, each of said guide portion is characterized in that it forms a upward Ryakumizo shape.

  According to the waterproof structure for a vehicle door according to the present invention, the door garnish is disposed so that the lower portion thereof overlaps with the upper portion of the door trim, and extends into the door body beyond the inner edge of the opening at the upper portion of the door trim. An extension is provided, a vertical wall extending upward is provided in the extension, a bifurcated guide extending across the vertical wall is provided at the lower part of the door garnish, and each guide is substantially grooved. Since it is formed to have a shape, the water that has entered the wind frame is guided into the door body from the guide portion along the outer surface of the door garnish, and can be prevented from entering the vehicle interior.

  In the present invention, since the bifurcated guide portion straddling the vertical wall portion of the door trim is provided in the door garnish, the vertical wall portion functions as a guide when the door garnish is attached, and the assemblability of the door garnish can be improved.

  In addition, the extension part and the vertical wall part formed on the door trim function as strength members, and the guide part formed on the door garnish functions as strength members. Can be increased.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

  1 to 7 are views for explaining a waterproof structure of a vehicle door according to an embodiment of the present invention. FIG. 1 is a side view of a rear door of an automobile, and FIG. 2 is an exploded view of the rear door as viewed from the indoor side. FIG. 3 is a perspective view of the rear door disposed in the door garnish, FIG. 4 is a perspective view of the door garnish as seen from the outdoor side, and FIGS. 5 to 7 are sectional views of the door garnish (VV line in FIG. 3). Sectional view, sectional view taken along line VI-VI, sectional view taken along line VII-VII).

  In the figure, reference numeral 1 denotes a side of a vehicle body, which forms a front door opening 2a and a rear door opening 2b in a side panel 2, and a front door 3 and a rear door 4 in the front door opening 2a and the rear door opening 2b. It has an arranged structure.

  The rear door 4 can be opened and closed via the upper and lower hinge members 5 and 5 to the center pillar 2c forming the front edge of the rear door opening 2b, and is locked to the rear pillar 2d forming the rear edge via the lock mechanism 6. Supported as possible.

  The rear door 4 includes a door body 4a having an opening 4c that opens upward by connecting the outer peripheral edges of the outer panel 9 and the inner panel 10, and front and rear edges of the opening 4c of the door body 4a. And a wind frame 4b extending upward from the portion.

  The window frame 4b has a structure in which the outer panel 9 and the inner panel 10 are joined so as to form a generally U-shape, and the window frame 4b seals between the window frame 4b and the window glass 13. A seal member (not shown) is attached.

  The window frame 4b includes a front vertical part 4e extending upward following the front edge of the opening 4c of the door body 4a, a rear vertical part 4f extending upward following the rear edge of the opening 4c, The rear vertical part 4f and the horizontal part 4g which connects the upper end parts of the front vertical part 4e are comprised, and the substantially rectangular window opening 4d is formed with the said door main body 4b.

  The door glass 13 is accommodated in the opening 4c of the door body 4a so as to be movable up and down, and the window opening 4d is opened and closed by the door glass 13.

  Further, a door rein hose 11 is disposed along the belt line portion L in the door body 4a, and the door rein hose 11 is coupled to the inner panel 10.

  A sash 14 that guides and supports the rear edge of the window glass 13 is disposed in the door body 4a so that the window glass 13 can be raised and lowered. A run (not shown) is attached. The sash 14 has three attachment pieces 14a, 14b, 14c fixed at predetermined intervals in the vertical direction, and each attachment piece 14a-14c is fixed to the inner wall of the inner panel 10 by a bolt 15, respectively. (See FIG. 2).

  The rear door 4 has a corner portion where a door trim 18 disposed so as to cover the vehicle interior side A of the door body 4a, a belt line portion L of the door body 4a, and a rear vertical portion 4f of the window frame 4b intersect. And 19 door garnishes 20 disposed so as to cover the vehicle interior side A.

  The door trim 18 is attached to the inner panel 10 of the door body 4a. The upper portion 18a of the door trim 18 is disposed so as to cover the inner edge portion 10a of the inner panel 10 that forms the opening 4c.

  A concave portion 10b is formed in the corner portion 19 of the inner panel 10 by being recessed toward the outside of the vehicle, and the door garnish 20 is disposed in the concave portion 10b so as to form a substantially continuous surface with the inner panel 10.

  The door garnish 20 has an inner side wall 20 a that covers the vehicle interior side A of the corner portion 19, and a front side wall 20 b that is bent outward from the front edge of the inner side wall 20 a and covers the front side of the corner portion 19.

  An ept sealer 21 is attached to the door garnish 20 along the outer periphery thereof. The ept sealer 21 seals between the door garnish 20 and the corner 19 of the inner panel 10.

  On the inner wall 20a, a pair of upper and lower upper and lower fitting claws 20c, 20d are formed to protrude outward from the vehicle, and a clip portion 20e is provided below the lower fitting claw 20d. Projecting from the outside of the vehicle.

  In the door garnish 20, the upper fitting claw portion 20c is fitted into the fitting hole 10c formed in the concave portion 10b of the inner panel 10, and the lower fitting claw portion 20d is formed in the upper mounting piece 14a of the sash 14. It is attached to the inner panel 10 by fitting it into the fitting hole 14d and fitting the clip portion 20e into the fitting hole 10d formed in the recess 10b of the inner panel 10.

  The door garnish 20 is disposed so that a lower portion 20f of the door garnish 20 overlaps an upper portion 18a of the door trim 18 in the vehicle width direction as viewed from the vehicle interior side A.

  The upper portion 18a of the door trim 18 is formed with an extension 18b extending beyond the inner edge 10a of the opening 4c and extending into the door body 4a following the upper edge thereof. The extension 18b is bent to surround the inner edge 10a and the door rein hose 11.

  A projecting portion 18c projecting upward is formed at the boundary between the upper edge of the upper portion 18a and the extending portion 18b. The protrusion 18c is substantially opposed to the lower portion 20f of the door garnish 20, and the ept sealer 21 is mounted between the lower portion 20f and the protrusion 18c.

  The extension portion 18b is formed with a vertical wall portion 18d extending upward along the extending direction thereof. The vertical wall portion 18d is formed to stand up following the rear edge of the extension portion 18b.

  The lower part 20f of the door garnish 20 is formed with bifurcated front and rear guide parts 20g and 20g extending in the door body 4a along the extension part 18b across the vertical wall part 18d.

  The front and rear guide portions 20g extend in a substantially linear manner on a step portion 20h that is bent so as to surround the projection portion 18c with the lower portion 20f, and on the upper side of the extension portion 18b following the step portion 20h. It has the collar part 20i formed. The flange portion 20i is disposed so as to be located outside the outer end of the extension portion 18b.

  Ribs 20j extending along the inner edge of the front and rear guide portions 20g are formed to protrude upward, and beads 20k extending over the entire length of the outer edge are formed to bulge upward. Yes. Thus, the front and rear guide portions 20g have an upward groove shape formed by the ribs 20j and the beads 20k.

  When the water that has entered the wind frame 4b drops from the rear vertical part 4f along the outer surface of the door garnish 20, it is guided into the door body 4a by the front and rear guide parts 20g, It is discharged out of the vehicle through the formed drain hole (see arrow in FIG. 5). In this case, when water leaks from the guide part 20g, it falls to the extension part 18b and is guided into the door body 4a.

  According to this embodiment, when viewed from the vehicle interior side A, the door garnish 20 is disposed such that the lower portion 20f of the door garnish 20 overlaps the upper portion 18a of the door trim 18 in the vehicle width direction, and an opening is formed in the upper portion 18a of the door trim 18. An extension 18b that extends into the door body 4a beyond the inner edge 10a of 4c is formed, and a vertical wall 18d that extends upward along the extension 18b is formed, and the vertical wall 18d is formed on the lower part 20f of the door garnish 20. Before and after forming the bifurcated shape extending along the extended portion 18b across the wall portion 18d, the guide portions 20g and 20g are formed, and each guide portion 20g is formed to have an upward groove shape. The water that has entered the door garnish 20 is guided into the door body 4a from the guide portion 20g through the outer surface of the door garnish 20, thereby preventing water from entering the vehicle interior. That.

  In the present embodiment, the door garnish 20 is provided with the bifurcated guide portion 20g that straddles the vertical wall portion 18d of the door trim 18. Therefore, the vertical wall portion 18d functions as a guide when the door garnish 20 is attached to the inner panel 10. As a result, the assembly of the door garnish 20 can be improved.

  The extension 18b, the protrusion 18c, and the vertical wall 18d formed on the door trim 18 function as strength members, and the guide portion 20g formed on the door garnish 20 functions as a strength member, thereby increasing the number of parts. Therefore, the strength and rigidity of the door trim 18 and the door garnish 20 can be increased.

  In the above embodiment, the door garnish 20 disposed on the rear door 4 has been described as an example. However, the present invention can also be applied to a door garnish disposed on the front door. For example, the present invention can also be applied to a structure in which a mirror mounting portion is formed at a corner portion between a door body and a window frame of a front door, and a vehicle interior side of the mirror mounting portion is covered with a door garnish.

1 is a side view of a rear door of an automobile according to an embodiment of the present invention. It is a disassembled perspective view of the said rear door. It is an inner side view of the door garnish of the said rear door. It is the perspective view of the said door garnish seen from the outdoor side. It is sectional drawing (VV sectional view taken on the line of FIG. 3) of the said door garnish. It is sectional drawing (VI-VI sectional view taken on the line of FIG. 3) of the said door garnish. It is sectional drawing (VII-VII sectional view taken on the line of FIG. 3) of the said door garnish.

Explanation of symbols

4 Rear door 4a Door body 4b Wind frame 4c Opening portion 10a Inner edge 18 Door trim 18a Upper portion 18b Extension portion 18d Vertical wall portion 19 Corner portion 20 Door garnish 20f Lower portion 20g Guide portion A Vehicle interior side L Belt line portion

Claims (1)

A door body having an opening that opens upward; a window frame formed to extend upward from the opening of the door body; a door trim disposed so as to cover a vehicle interior side of the door body; and the door A vehicle door waterproof structure comprising a door garnish disposed so as to cover a vehicle interior side of a corner portion where a belt line portion of the main body and the wind frame intersect,
The door garnish is arranged so that its lower part overlaps with the upper part of the door trim as seen from the vehicle interior side,
In the upper part of the door trim, an extension is provided that extends into the door body beyond the inner edge of the opening,
The extension portion is provided with a vertical wall portion extending upward along the extension direction thereof,
At the lower part of the door garnish, a bifurcated guide part is provided that extends into the door body along the extension part across the vertical wall part,
Each of the guide portions has an upward substantially groove shape, and is a waterproof structure for a vehicle door.

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