JP3745169B2 - Glass run corner structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a glass run corner structure.
[0002]
[Prior art]
The peripheral portion of the door glass in the front door or the rear door of the automobile is slidably held and sealed by a glass run attached to the door sash portion.
[0003]
FIG. 5 shows the configuration of the corner portion of such a glass run. The terminal of the glass run horizontal portion 80 arranged along the upper edge of the door sash portion and the glass run arranged along the vertical direction of the vehicle. The terminal of the vertical portion 82 is connected to the glass run corner portion 84.
[0004]
The glass run horizontal portion 80 includes a welt portion 92 having a substantially U-shaped cross section, a seal lip 94 extending obliquely from the top wall of the welt portion 92 toward the vehicle outer side, and a vehicle outer leg portion of the welt portion 92. A hollow seal portion 96 is formed. The flange portion 90 of the door sash portion is formed by joining the edge of the door inner panel 86 and the edge of the door outer panel 88 by the welt portion 92. It is clamped and fixed to.
[0005]
The glass run vertical portion 82 extends obliquely from the front end of the vehicle interior side wall 99 of the door glass storage portion 98 to the vehicle outer side, and has a substantially U-shaped cross section. A close indoor lip 100, an outdoor lip 102 that extends obliquely from the front end of the vehicle outer side wall of the door glass accommodating portion 98 toward the vehicle inner side, and the front end is in close contact with the vehicle outer surface of the door glass periphery, and the door A covering lip 106 that extends from the front end of the vehicle interior side wall 99 of the glass housing portion 98 toward the vehicle interior side is generally configured.
[0006]
The glass run vertical portion 82 is fixed to the door sash portion by fitting the door glass accommodating portion 98 into the fitting groove 110 of the channel member 108 having a substantially U-shaped cross section.
[0007]
Further, the vehicle-side standing wall 112 of the channel member 108 is joined to the tip of the door outer panel 88, and the vehicle-side standing wall 114 of the channel member 108 is joined to the tip of the door inner panel 86.
[0008]
The welt portion 92 is formed to be continuous with the vehicle interior side wall 99 and the covering lip 106 through the glass run corner portion 84.
[0009]
[Problems to be solved by the invention]
However, in such a structure of the door sash portion, at the glass run corner portion 84, the front end of the door outer panel slips out of the welt portion 92, and gradually toward the vehicle outer side with respect to the front end position of the door outer panel 88 of the glass run horizontal portion 80. As shown in FIG. 6, in the displaced portion, the front end of the door outer panel 88 is cut out, and the top of the hollow seal portion 96 is formed. Since the structure is in contact with the end face, the watertightness is partially poor. Therefore, if water collides with this part by a car wash or the like, the water can easily enter the glass run, and as a result, the water may leak into the vehicle.
[0010]
[Means for Solving the Problems]
The invention according to claim 1 is a terminal portion of a glass run horizontal portion disposed along an upper edge of a door sash portion of an automobile, and a terminal portion of a glass run vertical portion disposed along the vertical direction of the door sash portion. And a glass run corner portion formed by die-molding, wherein the glass run horizontal portion has a substantially U-shaped cross section sandwiching a joint flange portion formed by joining the door inner panel and the door outer panel. And a seal lip extending obliquely toward the outer periphery of the door sash portion from the top wall of the welt portion toward the outer periphery of the door sash, and in close contact with the inner surface of the door rim, and from the outer leg portion of the welt portion to the outer side of the vehicle A hollow seal portion that protrudes toward the upper edge of the door glass, and the glass run vertical portion includes the door inner panel tip and the door outer panel. A door glass container having a substantially U-shaped cross section that fits into a fitting groove of a channel member having a substantially U-shaped cross section sandwiched between the ends and accommodates a peripheral edge of the door glass along the vertical direction of the vehicle; An indoor lip that extends obliquely toward the outer periphery of the door sash portion from the front end of the vehicle interior side wall of the door glass housing portion toward the outer periphery of the door sash, and is in close contact with the vehicle interior surface of the door glass periphery, and the vehicle exterior side of the door glass housing portion An outdoor lip that extends obliquely from the front end of the side wall toward the inner side of the door sash portion toward the inner side of the door, and the front end is in close contact with the outer side surface of the door glass rim, and from the front end of the inner side wall of the door glass housing portion to the inner side of the vehicle A cover lip that extends toward the outer periphery of the door sash portion and covers a flange portion formed by joining the vehicle interior upright wall of the channel member and the front end of the door inner panel, and the door glass housing portion A step portion provided on a vehicle outer side surface at a front end of the outer side wall and in close contact with a vehicle outer side opening edge formed by a front end of the door outer panel of the fitting groove and a front end of a vehicle outer standing wall of the channel member, The glass run horizontal part is connected to the glass lip vertical part and the vehicle interior side wall of the door glass housing part through a mold forming welt part formed in the glass run corner part, and the glass run horizontal part. The exterior lip and the exterior wall of the hollow seal portion exposed to the outside are continuously connected to the outdoor lip and the indoor lip of the glass run vertical portion through the decorative lip and the corner lip formed at the glass run corner portion, respectively. In addition, the tip of the door outer panel comes out of the mold forming welt part at the glass run corner part. The front end of the door outer panel that is displaced to the vehicle outer side with respect to the position of the front end of the door outer panel at the glass run horizontal part, and is pulled out from the mold forming welt part, is covered with the decorative lip, and the door outer panel is the glass run corner part. In the glass run corner part structure that continues to the glass run vertical part with the door sandwiched between the door inner panel, the terminal of the door glass housing part extends into the glass run corner part until the tip of the door outer panel is displaced to the outside of the vehicle And the terminal is closed by the end wall, and the front end of the door outer panel of the glass run corner is displaced to the outside of the vehicle. The vertical part that extends toward the outer periphery of the part, and the outside of the vehicle from the tip of the vertical part Towards a horizontal portion extending, approximately L-shaped cross section of the sealing wall made of it is characterized in that it is formed continuously to the terminal of the door glass housing part. As a result, the water that has entered from the outside to the position where the tip of the door outer panel at the glass run corner is displaced to the outside of the vehicle is received by the seal wall.
[0011]
According to a second aspect of the present invention, in the first aspect of the present invention, the decorative lip and the vertical portion of the seal wall are formed by a bottom wall that connects the end portion of the hollow seal portion and the end wall. It is connected to each other, and a concave portion having a substantially U-shaped cross section is formed on the inner side of the decorative lip. As a result, the water droplets received by the seal wall are collected in the recess.
[0012]
According to a third aspect of the present invention, in the second aspect of the present invention, a through hole is formed in the end wall, and the concave portion communicates with the inside of the door glass housing portion. As a result, the water droplets flowing into the recesses are discharged into the door glass container through the through holes and smoothly discharged downward.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the present invention will be described in detail with reference to the drawings.
[0014]
FIG. 1 shows a side view of a door 2 of an automobile. A rubber glass run 8 is attached to the door sash portion 6 at the periphery of the door glass opening 4 of the door 2.
[0015]
In this embodiment, the door 2 has a so-called press door type in which the door inner panel 10 and the door outer panel 12 including the door sash portion 6 are joined, and at the upper edge of the door sash portion 6. The tips of the door inner panel 10 and the door outer panel 12 protrude toward the inner peripheral side of the door sash portion 6 to constitute a joint flange portion 14 (see FIG. 2 described later) for attaching a glass run.
Further, at the side edge of the door sash portion 6, a cross-sectional view that forms a fitting groove 15 in which a door glass housing portion 38 (to be described later) of the glass run is attached between the distal end of the door inner panel 10 and the distal end of the door outer panel 12. A channel member 17 having a U-shape is sandwiched and fixed. The front end of the door inner panel 10 is joined to the vehicle interior standing wall 19 of the channel member 17, and the front end of the door outer panel 12 is joined to the vehicle outside standing wall 21 of the channel member 17 (see FIG. 2 described later). reference).
[0016]
As shown in FIG. 2, the glass run 8 is extruded to have a constant cross-sectional shape and is extruded to have the same cross-sectional shape as the glass run horizontal portion 16 disposed along the door sash horizontal portion at the upper edge of the door sash portion 6. A glass run vertical portion 18 formed and disposed in a vertical portion of the door sash along the vertical direction of the vehicle, and a die at the corner of the rear portion of the door 2 indicated by the symbol A in FIG. The glass run corner portion 20 is connected in a substantially L shape.
[0017]
The glass run horizontal portion 16 includes a welt portion 24 having a substantially U-shaped cross section in which a metal core 22 is embedded, and a seal extending obliquely from the top wall of the welt portion 24 toward the outer periphery of the door sash portion 6 toward the outer side of the vehicle. A lip 26, a hollow seal portion 32 protruding from the vehicle outer leg 28 of the welt portion 24 toward the vehicle outer side, and an auxiliary member extending from the vehicle inner leg 30 of the welt portion 24 toward the vehicle inner side. The lip 34 is generally composed of.
[0018]
The welt part 24 sandwiches a joining flange part 14 formed by joining the edge of the door inner panel 10 of the door sash horizontal part and the edge of the door outer panel 12. An internal lip 36 of the book is provided. The hollow seal portion 32 is in close contact with the upper edge of the door glass 37, and the seal lip 26 positioned closer to the inner peripheral side of the door sash portion 6 than the hollow seal portion 32 is in close contact with the inner side surface of the door glass 37. To do.
[0019]
The auxiliary lip 34 is formed longer than the vehicle inner leg 30 of the welt part 24.
[0020]
The glass run vertical portion 18 includes a door glass accommodating portion 38 having a substantially U-shaped cross section that accommodates the periphery of the door glass 37 along the vertical direction of the vehicle, and the vehicle exterior side from the front end of the vehicle interior side wall 40 of the door glass accommodating portion 38. The door sash portion 6 extends obliquely toward the outer periphery of the door sash 6 and is in close contact with the inner surface of the vehicle around the periphery of the door glass 37, and from the front end of the vehicle outer side wall 44 of the door glass accommodating portion 38 to the vehicle sash. The outer lip 46 extending obliquely toward the inner peripheral direction of the portion 6 and having a leading edge closely contacting the outer side surface of the periphery of the door glass 37, and the outer peripheral direction of the door sash portion 6 from the front end of the inner side wall 40 to the inner side of the vehicle A covering lip 48 that extends toward the front and covers a flange portion 23 formed by joining the vehicle interior upright wall 19 of the channel member 17 and the front end of the door inner panel 10, and the door Provided outer face of the exterior side wall 44 tip lath accommodating portion 38, a stepped portion 50 closely to the vehicle outer opening edge of the fitting groove 15 is largely constituted by.
[0021]
Note that a facing wall 49 facing the flange portion 23 is formed on the vehicle outer side surface of the covering lip 48, and the flange portion 23 is sandwiched between the facing wall 49 and the vehicle inner side wall 40. Yes.
[0022]
Further, a core metal 51 having a substantially U-shaped cross section is embedded in the vehicle interior side wall 40 of the door glass accommodating portion 38, the covering lip 48, and the facing wall 49 so as to surround the flange portion 23.
[0023]
Next, the glass run corner portion 20 that connects the glass run horizontal portion 16 and the glass run vertical portion 18 will be described. The glass run corner portion 20 is formed by setting the glass run horizontal portion 16 and the glass run vertical portion 18 in a predetermined mold and injecting a rubber material into a cavity in which both ends are closed by these. At the same time, the glass run horizontal part 16 and the glass run vertical part 18 are integrated.
[0024]
As shown in FIGS. 2 to 4, the glass run corner portion 20 includes a corner lip 52 that connects the seal lip 26 of the glass run horizontal portion 16 and the indoor lip 42 of the glass run vertical portion 18, and the glass run horizontal portion. 16 welt parts 24, the inner side wall 40 and the coating lip 48 of the glass run vertical part 18 are connected to each other, and a mold forming welt part 54 having a substantially U-shaped section, and the outer wall of the hollow seal part 32 exposed to the outside. 56 and a decorative lip 58 that makes the outdoor lip 46 of the glass run vertical portion 18 continuous.
[0025]
In a portion B indicated by a broken line of the glass run corner portion 20, the front end of the door outer panel 12 sandwiched by the welt portion 24 of the glass run horizontal portion 16 comes out of the molding welt portion 54 and the door outer panel of the glass run horizontal portion 16. The front end of the door outer panel 12 at the portion B is covered with the decorative lip 58. The front end of the door inner panel 10 is continuous at substantially the same position without being displaced over the glass run horizontal part 16, the glass run corner part 20, and the glass run vertical part 18.
[0026]
Further, at the glass run corner portion 20, the end of the door glass housing portion 38 of the glass run vertical portion 18 is extended in a U-shaped cross section to the position where the tip of the door outer panel 12 is completely displaced. The terminal of the door glass accommodating portion 38 is closed by the end wall 60.
[0027]
And the door glass accommodating part 38 extended in this glass run corner part 20 is continuing to the glass run vertical part 18 in the state pinched by the door outer panel 12 and the door inner panel 10 from the terminal.
[0028]
In the B portion where the door outer panel 12 of the glass run corner portion 20 is gradually displaced, the vertical extending from the vehicle outer leg portion 61 of the mold forming welt portion 54 toward the outer periphery of the door sash portion 6, that is, upward. A door glass housing in which a seal wall 66 having a substantially L-shaped cross section comprising a portion 62 and a horizontal portion 64 extending from the upper end of the vertical portion 62 toward the outside of the vehicle extends in the glass run corner portion 20. It is formed continuously at the terminal of the portion 38.
[0029]
The base end of the vertical portion 62 of the seal wall 66 and the base end of the decorative lip 58 are the lower wall portion 32 a of the hollow seal portion 32 of the glass run horizontal portion 16 and the end wall 60 of the door glass accommodating portion 38. Are connected to each other by a bottom wall 68 that connects the glass run along the longitudinal direction of the glass run, whereby a recess 70 having a substantially U-shaped cross section is provided at a position closer to the inner peripheral side of the door sash 6 than the tip of the door outer panel 12. Is formed.
[0030]
A through hole 72 is formed at a position on the vehicle inner side of the end wall 60, and the recess 70 and the inside of the door glass accommodating portion 38 communicate with each other.
[0031]
In the glass run corner portion 20 configured in this way, water collides with the B portion where the front end of the door outer panel 12 is gradually displaced to the outside of the vehicle by a car wash or the like, and water enters the inside of the glass run 8. However, water that has entered through the seal wall 66 can be received, and water does not flow directly into the mold forming welt part 54 sandwiching the door inner panel 10, so that the door outer panel 12 of the glass run corner part 20 It is possible to improve the water tightness of the B part whose tip is displaced to the outside of the vehicle as a whole.
[0032]
Further, by providing the recess 70 on the vehicle inner side at the position where the tip of the door outer panel 12 is displaced to the outside of the vehicle, water that has entered from between the tip of the door outer panel 12 and the decorative lip 58 is introduced into the recess 70. It becomes possible to make it flow into.
[0033]
And since the said recessed part 70 and the said door glass accommodating part 38 are connecting, the water which flowed in this recessed part 70 passes through the inside of the glass run 8 through the inside of the glass run 8 via the door glass accommodating part 38 which continues to the downward direction of a vehicle body. Can be discharged smoothly.
[0034]
【The invention's effect】
According to the first aspect of the present invention, the seal wall is formed at the position where the tip of the door outer panel of the glass run corner portion is displaced to the outside of the vehicle, so that the water entering the portion from the outside is received by the seal wall. As a result, it is possible to prevent the vehicle from entering the inside of the vehicle and improve the watertightness of the glass run.
[0035]
According to the invention described in claim 2, the water received by the seal wall can flow into the recess.
[0036]
According to the third aspect of the present invention, the recess and the door glass accommodating portion communicate with each other through the through hole formed in the end wall of the door glass accommodating portion. The flowing water can be smoothly discharged through the glass run to the lower part of the vehicle body.
[Brief description of the drawings]
FIG. 1 is a side view of a door.
FIG. 2 is a front view of a glass run corner portion according to the present invention.
FIG. 3 is a perspective view of a glass run corner portion according to the present invention.
4 is a cross-sectional view taken along the line CC of FIG. 3;
FIG. 5 is a front view of a conventional glass run corner portion.
6 is a cross-sectional view taken along line DD of FIG.
[Explanation of symbols]
38 ... Door glass accommodating part 56 ... Outer wall 58 ... Decorative lip 60 ... End wall 62 ... Vertical part 64 ... Horizontal part 66 ... Seal wall 68 ... Bottom wall 70 ... Recess 72 ... Through hole

Claims (3)

A mold that integrally connects a terminal portion of a glass run horizontal portion arranged along the upper edge of the door sash portion of an automobile and a terminal portion of a glass run vertical portion arranged along the vertical direction of the door sash portion. A molded glass run corner portion, wherein the glass run horizontal portion includes a welt portion having a substantially U-shaped cross section sandwiching a joint flange portion formed by joining a door inner panel and a door outer panel, and a top wall of the welt portion The door sash part extends outwardly from the vehicle diagonally toward the outer periphery of the door, and a seal lip that is in close contact with the inner side of the door glass at the periphery of the door glass. A hollow seal portion closely contacting the edge,
The glass run vertical part is fitted in a fitting groove of a channel member having a substantially U-shaped cross section sandwiched between the front end of the door inner panel and the front end of the door outer panel, and the door glass extends in the vertical direction of the vehicle. A door glass housing portion having a substantially U-shaped cross section for housing the periphery of the door, and an obliquely extending toward the outer periphery of the door sash portion from the front end of the vehicle inner side wall of the door glass housing portion toward the outer periphery of the door glass, An indoor lip that is in close contact with the vehicle, and an outdoor lip that extends obliquely from the front end of the vehicle outer side wall of the door glass housing portion toward the inner side of the door sash portion toward the vehicle inner side, and the front end is in close contact with the vehicle outer surface of the door glass periphery Extending from the front end of the vehicle side wall of the door glass housing portion toward the outer periphery of the door sash portion toward the vehicle inner side, and the vehicle side standing wall of the channel member and the door inner panel A covering lip that covers a flange portion formed by joining the front end, a vehicle outer side surface of a front end of the vehicle outer side wall of the door glass housing portion, a front end of the door outer panel of the fitting groove, and a vehicle outer side of the channel member A step portion that is in close contact with a vehicle outer side opening edge composed of a tip of a standing wall,
The welt part of the glass run horizontal part is continuous with the covering lip of the glass run vertical part and the vehicle interior side wall of the door glass housing part through a mold forming welt part formed in the glass run corner part,
The exterior lip and the interior lip of the glass run vertical part are connected to the exterior lip and the corner lip formed at the glass run corner part through the decorative lip and the corner lip formed at the glass run corner part. Each is continuous,
The front end of the door outer panel slips out of the mold forming welt part at the glass run corner part and is displaced to the vehicle outer side with respect to the front end position of the door outer panel of the glass run horizontal part. In the glass run corner part structure where the tip of the panel is covered with the decorative lip and the door outer panel continues to the glass run vertical part with the glass run corner part sandwiched between the door inner panel,
The terminal of the door glass container is extended in the glass run corner to the position where the tip of the door outer panel is displaced to the outside of the vehicle, and the terminal is closed by the end wall, and the door of the glass run corner is In the part where the tip of the outer panel is displaced to the outside of the vehicle, there is a vertical part extending from the outside leg part of the mold forming welt part toward the outer periphery of the door sash part, and from the tip of this vertical part to the outside of the car A glass run corner structure, wherein a seal wall having a substantially L-shaped cross section, which extends toward the end, is formed continuously from the end of the door glass housing part. The decorative lip and the vertical portion of the seal wall are connected to each other by a bottom wall that connects the end of the hollow seal portion and the end wall, and a concave portion having a substantially U-shaped cross section is formed on the vehicle interior side of the decorative lip. The glass run corner part structure according to claim 1, wherein the glass run corner part structure is formed. The glass run corner structure according to claim 2, wherein a through hole is formed in the end wall, and the recess and the inside of the door glass housing portion communicate with each other.

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