JP2005153751A - Draining structure of weather strip - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a draining structure of a weather strip whereby the rainwater etc. drained into the rear door from water bleeding holes in a glass engaging groove of the weather strip can be prevented from dripping down into a door lock device. <P>SOLUTION: The draining structure is for the weather strip 11 which is furnished with the glass engaging groove 36 to admit fitting of the peripheral edge of the door glass 12 and attached to a weather strip mounting part 24 of a door sash, whereby the rainwater having intruded into the glass engaging groove 36 from between the surface of the door glass 12 and the side wall part 33 of the weather strip 11 is drained into the door through a water bleeding hole 39 provided in the bottom surface part 31 of the groove 36 and another water bleeding hole 40 provided in the weather strip mounting part 24 supporting the bottom surface part 31. The water bleeding holes 30 and 40 are provided in positions eccentric toward the front end of the vehicle from right over the door lock device, and the oversurface 31a of the bottom surface part 31 of the grove 36 is formed in a slope having a down-gradient from the tail of the vehicle to the water bleeding hole 39. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a weather strip drainage structure, and in particular, enters a glass engagement groove of a weather strip from between a surface of a door glass for a fixed window frame and a side wall portion of the weather strip, and the door sash from the glass engagement groove. This prevents rainwater discharged into the door sash from dripping onto the door lock device and prevents the door lock device from rusting or freezing in severe winters. is there.

  As a weather strip for a fixed window frame, for example, the one shown in FIG. 10 is known. The weather strip 1 is accommodated and held in a concave groove-shaped weather strip mounting portion 24 of the door sash 4. The weather strip 1 includes a glass engaging groove 36 that fits the outer peripheral edge of the door glass 12 for a fixed window. A seal bead 37 is formed on the inner bottom surface of the glass engagement groove 36 to contact the lower end surface of the door glass 12 for the fixed window and enhance the sealing performance. Further, a seal lip 38 is formed on the lower surface of the weather strip 1 so as to improve the sealing performance with the inner bottom surface of the weather strip mounting portion 24 of the door sash 4.

  As shown in FIG. 11, a drain hole 39 is formed on the bottom surface of the weather strip 1 to drain rainwater or the like that has entered the glass engaging groove 36 into the rear door 2.

As shown in FIG. 12, three drain holes 39 are formed at a predetermined interval from the longitudinal direction of the inner bottom surface of the glass engagement groove 36, that is, from the rear end side to the front end side of the vehicle. (For example, refer to Patent Document 1).
JP 2001-163061 A (paragraph 0003, paragraph 0003, FIGS. 10 to 12)

  By the way, in the weather strip 1, it is necessary to further drain rain water or the like discharged from the drain hole 39 to the outside of the weather strip mounting portion 24 in the concave groove shape of the door sash 4. Therefore, conventionally, as shown in FIG. 11, a water drain hole 40 is provided at a position corresponding to the plurality of water drain holes 39 on the bottom surface of the weather strip mounting portion 24, and the water drain hole 40 is provided in the glass engagement groove 24. Rainwater was discharged into the rear door.

  By the way, as shown in FIG. 1, a door knob 13 is disposed at the rear end portion in the rear door 2, and a door lock device 14 is disposed below the door knob 13. The door lock device 14 has the drain end holes 39... 39 of the weather strip 1 and the plurality of drain holes 40... 40 of the concave groove-shaped weather strip mounting portion 24 of the door sash 4 (the right end in FIG. 12). The water drain hole 39 and the water drain hole 40 are located below.

  Accordingly, rain water or the like discharged from the drain hole 39 and the drain hole 40 at the rear end is dripped onto the door lock device 14 to cause rust in the door lock device 14 or in the severe winter season, the door lock device. There is a problem in that it is impossible to lock the door or unlock the door by freezing 14.

  SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned conventional problems and to prevent the rain strip discharged from the drain hole of the weather strip and the drain hole of the door sash from dripping onto the door lock device. Is to provide.

  Another object of the present invention is to reduce the number of drain holes in the weather strip and the number of drain holes in the door sash, thereby reducing the processing cost of the mold for forming the weather strip and forming a plurality of drain holes in the door sash. Therefore, it is intended to provide a weatherstrip drainage structure with a low cost.

According to the first aspect of the present invention, a weather strip provided with a glass engaging groove that fits an outer peripheral edge of a door glass for a fixed window is attached to a concave groove-shaped weather strip mounting portion of a door sash, and the surface of the door glass A drain hole provided in a bottom surface portion of the glass engagement groove of the weather strip and rain weather that has entered the glass engagement groove from between the side wall portion of the weather strip and the weather strip mounting portion supporting the bottom surface portion. In the drain structure of the weather strip that is discharged into the door through the drain hole provided in
The drain hole is provided at a position biased to the front end side of the vehicle of the drain hole provided in the bottom surface portion of the glass engaging groove of the weather strip and the weather strip mounting portion supporting the bottom surface portion, and the weather strip. The upper surface of the bottom surface portion of the glass engagement groove is formed on an inclined surface that is inclined downward from the rear end side of the vehicle toward the front end side,
Rainwater that entered the glass engagement groove from between the surface of the door glass and the weather strip flowed to the front end side of the vehicle by the inclined surface and was discharged into the door through the drain hole.
According to a second aspect of the present invention, a weather strip provided with a glass engaging groove for fitting an outer peripheral edge of a door glass for a fixed window is attached to a concave groove-shaped weather strip mounting portion of a door sash, Rain water that has entered the glass engagement groove from between the weather strips is provided in a drain hole provided in the bottom surface portion of the glass engagement groove of the weather strip and water provided in the weather strip attachment portion that supports the bottom surface portion. In the drain structure of the weather strip that is discharged into the door through the hole,
The drain hole is provided at a position biased to the front end side of the weather strip mounting portion that supports the bottom surface portion of the weather strip and the weather strip mounting portion that supports the bottom surface portion, and the glass engagement groove of the weather strip. The first inclined surface that slopes downward from the rear end side of the vehicle toward the drain hole and the second inclined surface that slopes downward from the front end side of the vehicle toward the drain hole. And formed with
Rainwater that has entered the rear end side of the vehicle from the drainage hole is guided to the drainage hole by the first inclined surface, and rainwater that has entered the front end side of the vehicle from the drainage hole is generated by the second inclined surface. It led to the hole and discharged into the door.

The invention according to claim 3 is the drainage structure of the weather strip according to claim 1 or 2,
The lower end surface of the glass is formed into an inclined surface that is inclined along the inclined surface of the upper surface of the bottom surface portion of the glass engaging groove of the weather strip,
The gap between the lower end surface of the glass and the inclined surface of the upper surface of the bottom surface of the glass engaging groove was made substantially uniform from the rear end side to the front end side of the vehicle.

  In the first aspect of the invention, the drain hole is provided at a position biased toward the front end side of the vehicle of the weather strip attachment portion supporting the bottom surface portion of the glass engaging groove of the weather strip and the bottom surface portion. The rainwater discharged into the door from the drain hole can be prevented from dripping onto the door lock device provided at the lower part on the rear end side of the door. In addition, since rainwater that has entered the glass engaging groove can be guided to the drainage hole by the inclined surface, it is not necessary to provide a plurality of drainage holes, and the processing cost of the mold for forming the weather strip can be reduced. .

  According to a second aspect of the present invention, rainwater that has entered the rear end side of the vehicle with respect to the drain hole from the center is guided to the drain hole by the first inclined surface, and the front end side of the vehicle from the drain hole. By introducing the rainwater that has entered into the drainage hole with the second inclined surface, the rainwater that has entered the glass engagement groove can be dispersed into two flows and effectively discharged from the drainage hole.

  According to a third aspect of the present invention, the gap between the lower end surface of the door glass for the fixed window and the inclined surface of the upper surface of the bottom surface portion of the glass engaging groove is made substantially uniform from the rear end side to the front end side of the vehicle. Therefore, when a seal bead is provided on the bottom surface of the glass engagement groove to seal between the lower end of the glass, it is not necessary to change the height of the seal bead between the rear end side and the front end side of the vehicle. Compared with the case where the height of the seal bead is changed, the molding of the seal bead becomes easier and the sealing effect becomes stable.

  FIG. 1 is a front view of the front door 1 and the rear door 2 on the left side of the vehicle as viewed from the outside, FIG. 2 is an enlarged view of the oval A portion of FIG. 1, and FIG.

  As shown in FIG. 1, the rear door 2 includes a door main body 3 and a door sash 4 provided on the upper portion of the door main body 3, and the door sash 4 is provided with a window opening 5. The window opening 5 is partitioned into an opening / closing window 7 and a fixed window 8 by a partition sash 6, and a door glass run 9 is attached to the opening / closing window 7 so that the door glass 10 can be moved up and down. A weather strip 11 is attached to the fixed window 8, and a door glass 12 for the fixed window (hereinafter simply referred to as a door glass 12) is attached to the weather strip 11. A door knob 13 is disposed below the rear end of the rear door 2, that is, the rear end of the weather strip 11, and a door lock device 14 is disposed below the door knob 13.

  As shown in FIGS. 2 and 3, the door sash 4 is configured by attaching a channel-shaped weather strip bracket 23 between the upper end portion of the door inner panel 21 and the upper end portion of the door outer panel 22. The weather strip (partition) 11 is mounted in the recessed groove-shaped weather strip mounting portion 24 of the strip bracket 23.

  The weather strip 11 includes a bottom surface portion 31, a pair of side wall portions 32, 33 erected on both sides of the bottom surface portion 31, and a lip portion 34, which is connected to the upper end portions of the side wall portions 32, 33. 35, and the bottom surface portion 31 and the pair of side wall portions 32, 33 constitute a glass engagement groove 36 that fits the outer peripheral edge of the door glass 12.

  A seal bead 37 is formed on the upper surface of the bottom surface portion 31 so as to be in contact with the lower end surface of the door glass 12 to enhance the sealing performance. A concave groove of the weather strip bracket 23 is formed on the lower surface of the bottom surface portion 31. A sealing lip 38 is provided for sealing the bottom of the weather strip mounting portion 24 having a shape.

  As shown in FIG. 2, the bottom surface portion 31 has an inclined surface in which the upper surface 31a is inclined downward from the rear end side of the vehicle toward the front end side of the vehicle, and the lower end side of the inclined surface, that is, the front end of the vehicle A drain hole 39 is provided in the vicinity of the end on the side. Further, a drain hole 40 is provided at a position continuous with the drain hole 39 of the weather strip 11 on the bottom surface of the weather strip mounting portion 24. The drain holes 39, 40 do not catch rain water or the like discharged from the drain holes 39, 40 into the rear door 2, that is, between the door inner panel 21 and the door outer panel 22, on the door lock device 14 indicated by a two-dot chain line. In this way, the door lock device 14 is formed at a position deviated from the position directly above the front end side of the vehicle.

  The lower end surface 12a of the door glass 12 is formed in a non-inclined shape (horizontal shape). Accordingly, the gap δ between the lower end surface 12a of the door glass 12 and the upper surface 31a of the bottom surface portion 31 of the weather strip 11 increases from the rear end side of the vehicle toward the front end side of the vehicle. Therefore, the seal bead 37 on the upper surface of the bottom surface portion 31 is fitted to the gap δ between the lower end surface 12a of the door glass 12 and the upper surface 31a of the bottom surface portion 31 of the weather strip 11 from the rear end side of the vehicle. The height h is increased as it goes to the front end side.

  Next, the operation of the weather strip drainage structure will be described. When rainwater or the like enters the glass engaging groove 36 from between the side wall portion 33 of the weather strip 11 and the outer surface of the door glass 12, the rainwater or the like that has entered enters along the inclined surface of the upper surface 31a of the bottom surface portion 31. It flows from the rear end side of the vehicle to the front end side of the vehicle and is discharged into the rear door 2 through the drain holes 39 and 40. Since the water drain holes 39 and 40 are formed at positions deviated from the position directly above the door lock device 14 to the front end side of the vehicle, rainwater or the like discharged from the hole 39 or 40 is applied to the door lock device 14. Can be prevented.

  4 and 5, the lower end surface 12 a of the door glass 12 is inclined in accordance with the inclined surface of the upper surface 31 a of the bottom surface portion 31 of the weather strip 11, and the lower end surface 12 a of the door glass 12 and the bottom surface of the weather strip 11 are illustrated. The case where the gap δ between the upper surface 31a of the part 31 is fixed is shown. Thus, by making the gap δ constant, the height h of the seal bead 37 on the upper surface of the bottom surface portion 31 can be made constant.

  6 and 7 show another embodiment. In this embodiment, the upper surface 31a of the bottom surface portion 31 includes a first inclined surface 31b having a downward slope that is downwardly inclined from the rear end side of the vehicle toward the front end side of the vehicle, and a rear end side of the vehicle. And a second inclined surface 31c having a downward slope toward the drain hole.

  The bottom surface 31 of the weather strip 11 is provided with a drain hole 39 at a portion where the first inclined surface 31b and the second inclined surface 31c intersect. Further, a drain hole 40 is provided at a position continuous with the drain hole 39 of the weather strip 11 on the bottom surface of the weather strip mounting portion 24. The drain holes 39, 40 are biased from the position directly above the door lock device 14 to the front end side of the vehicle so that rainwater discharged from the drain holes 39, 40 into the rear door 2 does not hit the door lock device 14. Formed in position.

  The lower end surface 12a of the door glass 12 is formed in a non-inclined shape (horizontal shape). Therefore, the gap δ between the lower end surface 12a of the door glass 12 and the upper surface 31a of the bottom surface portion 31 of the weather strip 11 increases as it goes from the front end side and the rear end side of the vehicle toward the drain hole 39. Therefore, the seal beads 37 on the upper surface of the bottom surface portion 31 are also arranged from the front end side and the rear end side of the vehicle in accordance with the gap δ between the lower end surface 12a of the door glass 12 and the upper surface 31a of the bottom surface portion 31 of the weather strip 11. The height h is formed so as to increase toward the drain hole 39.

  Next, the operation of the weather strip drainage structure of the other embodiment will be described. When rainwater or the like enters the glass engaging groove 36 from between the side wall 33 of the weather strip 11 and the outer surface of the door glass 12, the rainwater or the like that has entered the first inclined surface 31b and the second inclined surface 31c. The drainage holes 39 and 40 flow into the drainage holes 39 and 40 from both sides of the drainage holes 39 and 40, and are discharged into the rear door 2 from the drainage holes 39 and 40. Since it is formed at a position deviated from the position directly above the door lock device 14 to the front end side of the vehicle, it is possible to prevent rainwater or the like discharged from the drain holes 39 and 40 from being applied to the door lock device 14.

  8 and 9, the lower end surface 12 a of the door glass 12 is inclined according to the inclined surface of the upper surface 31 a of the bottom surface portion 31 of the weather strip 11, and the lower end surface 12 a of the door glass 12 and the bottom surface of the weather strip 11 are illustrated. The case where the gap δ between the upper surface 31a of the part 31 is fixed is shown. Thus, by making the gap δ constant, the height h of the seal bead 37 on the upper surface of the bottom surface portion 31 can be made constant.

The front view which looked at the left front door 1 and the rear door 2 of the vehicle from the outer side. The enlarged view of the ellipse A part of FIG. AA sectional view of FIG. The enlarged view of the ellipse A part of FIG. 1 of a modification. BB sectional drawing of FIG. The enlarged view of the elliptical A part of FIG. 1 of other embodiment. CC sectional view of FIG. The enlarged view of the ellipse A part of FIG. 1 of a modification. DD sectional view of FIG. Vertical section of conventional example Vertical section of conventional example EE sectional drawing of FIG.

Explanation of symbols

2 ... Rear door, 3 ... Door body, 4 ... Door sash, 5 ... Window opening, 8 ... Fixed window, 11 ... Weather strip (partition), 12 ... Fixed door glass, 14 ... Door lock device, 24 ... Groove shape A weather strip mounting portion, 31 ... a bottom surface portion, 31a ... an inclined upper surface, 31b ... a first inclined surface, 31c ... a second inclined surface, 32, 33 ... a side wall portion, 34 ... a glass engaging groove, 37 ... Seal beads, 39, 40 ... drain holes.

Claims (3)

A weather strip provided with a glass engaging groove for fitting the outer peripheral edge of the door glass for the fixed window is attached to the concave groove-shaped weather strip mounting portion of the door sash, and the surface of the door glass and the side wall portion of the weather strip are attached. Rainwater that has entered the glass engaging groove from the gap through a drain hole provided in the bottom surface portion of the glass engaging groove of the weather strip and a water drain hole provided in the weather strip mounting portion that supports the bottom surface portion. In the drain structure of the weather strip that is discharged into the door sash,
The drain hole is provided at a position biased to the front end side of the vehicle of the weather strip mounting portion supporting the bottom surface portion of the weather strip and the weather strip mounting portion supporting the bottom surface portion. A drainage structure for a weather strip, wherein an upper surface of a bottom surface portion of the engagement groove is formed on an inclined surface that is inclined downward from the rear end side of the vehicle toward the front end side. A weather strip provided with a glass engaging groove for fitting the outer peripheral edge of the door glass for the fixed window is attached to the concave groove-shaped weather strip mounting portion of the door sash, and the surface of the door glass and the side wall portion of the weather strip are attached. Rainwater that has entered the glass engaging groove from the gap through a drain hole provided in the bottom surface portion of the glass engaging groove of the weather strip and a water drain hole provided in the weather strip mounting portion that supports the bottom surface portion. In the drain structure of the weather strip that is discharged into the door sash,
The drain hole is provided at a position biased to the front end side of the vehicle of the weather strip mounting portion supporting the bottom surface portion of the weather strip and the weather strip mounting portion supporting the bottom surface portion. The upper surface of the bottom surface portion of the engagement groove has a first inclined surface that slopes downward from the rear end side of the vehicle toward the drain hole, and a second slope that slopes downward from the front end side of the vehicle toward the drain hole. And a weatherstrip drainage structure, characterized by comprising: The weatherstrip drainage structure according to claim 1 or 2,
The drainage structure of a weather strip, wherein the lower end surface of the glass is formed on an inclined surface that is inclined along an inclined surface of an upper surface of a bottom surface portion of the glass engaging groove of the weather strip.

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