JP5748446B2 - Drip seal - Google Patents

Description

  The present invention relates to a drip seal that is attached to a flange at the upper edge of a door opening on the side of an automobile body and seals between a sliding door.

  As for drip seals, in addition to the type that is attached continuously over the door opening upper edge of the vehicle body facing the upper part of the front door and the rear door with the center pillar in between, both patent documents 1 and the type that is divided into the front and rear side front and rear sides by the part that bulges outside the center pillar, and the type that is attached only to the upper edge of the door opening on the rear side. There is.

  FIG. 1 shows two types of drip seals 1 that are attached to the upper edge of a door opening of a vehicle body together with an opening weather strip 9, and as shown in FIG. 2, a flange 3 fixed to an outer panel 2 of the vehicle body is shown. A grip portion 4 to be inserted, a seal lip 5 extending from the grip portion 4 to the inside of the vehicle and elastically contacting the outer panel 2, and extending from the grip portion 4 to the outside of the vehicle to close the slide door 6 6, which is formed by extrusion molding.

Types of drip seal 1 shown in FIG. 1, rain water or washing water or the like flowing through the roof of the outer panel 2 (hereinafter, these simply rainwater in that. Accordingly the present invention rainwater, is intended to include rain water or washing water, etc.) It enters from between the sliding door 6 and is received by the drip seal 1, flows through the drain groove 8 and drops from the end of the drip seal, as shown by the dotted line in FIG. There was a problem of hitting the weather strip 9 and entering the vehicle or falling directly into the vehicle. Therefore, in the drip seal disclosed in Patent Document 1, as shown in FIG. 3, a terminal mold forming portion 1b is formed at the front end of the extrusion forming portion 1a to extend to the bulging portion 11a of the center pillar 11, and rainwater is fed to the center pillar. 11 is prevented from entering into the vehicle by dripping into the bulging portion 11a.

  FIG. 4 shows a cross-sectional structure of the terminal mold forming portion 1b shown in FIG. 3, and is formed integrally with the seal lip 5 of the extrusion molded portion 1a so as to be elastically contacted with the outer panel 2. And the door seal lip 7 of the extrusion molding part 1a, and the door seal lip 7 of the mold part that elastically contacts the door 6 when the slide door 6 is closed, and the terminal mold molding part 1b is The lower side wall 13 that contacts the outer panel 2 and the seal lip 5 and the door seal lip 7 that contact the outer panel 2 and the slide door 6 are supported at three points.

Japanese Patent No. 4193117

  In the drip seal 1 described above, the rainwater that has fallen from the outer panel 2 to the flange 3 flows along the flange and may drop from the flange end and enter the vehicle.

  The present invention is attached to a flange at the upper edge of a door opening on the side of an automobile body, seals between the sliding door, and drains rainwater flowing between the vehicle body and the sliding door with a drainage groove. In the drip seal that discharges through the groove, in particular, the end mold part is integrally formed at the end of the extruded drip seal, and the rainwater that has been transferred to the flange is removed from the end of the flange. The purpose is to prevent the ink from dripping and entering the vehicle.

The invention according to claim 1 is attached to the upper edge of the door opening on the side of the vehicle body by a flange, seals between the slide door, and has a drain groove to flow between the vehicle body and the slide door. A drip seal that drains rainwater out of the vehicle through the drain groove, the grip portion being inserted into the bottom portion of the flange having a vertical portion and a bottom portion fixed to the outer panel of the vehicle body, and the grip portion Extending further to the outside of the vehicle, when the slide door is closed, it is elastically contacted with the door and curves upward, and is formed continuously with the extrusion molding part having a door seal lip that forms the drain groove part, and the door sealing lip of the extrusion molding part A mold which is elastically contacted with the door when the slide door is closed and is curved upward to form a drain groove part following the drain groove part of the extrusion part, and is integrally formed with the extrusion part In the drip seal comprising: a door seal lip having a shape; and a terminal mold forming portion having a water receptacle that waits below the flange end of the flange and receives rainwater dripping from the flange end and drains it to the outside of the vehicle. some of the protruding to the center pillar side of the flange ends apart in the vehicle exterior side than the outer panel 23, the terminal type molding, the spigot part of the bottom portion is provided with a plugged traversed Ru insertion hole Yes, and the water tray is also waiting portion below said bottom portion protruding center pillar side, and wherein the Rukoto receiving rainwater dripping from a portion of the spigot end and the bottom.

  The invention according to claim 2 is the invention according to claim 1, wherein the water receiver has a rising that protrudes upward at an indoor side end and engages with the outer panel to form a closed drainage groove having a culvert shape. A portion is provided.

  The invention according to claim 3 is characterized in that, in the invention according to claim 1 or 2, the water receiver is provided in a terminal mold portion.

  The invention according to claim 4 is the invention according to claims 1 to 3, wherein the drip seal is attached to the rear side of the center pillar, and the terminal mold forming portion is an outer panel in which the front side forms the center pillar toward the front end. The water receiver is formed narrow and hits the outer panel.

  The invention according to claim 5 is the invention according to claim 3 or 4, characterized in that the water receiver provided in the terminal mold part extends beyond the boundary with the extrusion part to the extrusion part side. And

  According to the invention relating to claim 1, by extending the terminal mold part at the end of the extrusion part, the rainwater flowing into the drain groove of the extrusion part from between the vehicle body and the sliding door is allowed to flow into the terminal part. The rainwater that is guided to the drainage groove and can be surely discharged outside the vehicle, and travels along the outer panel and is received by the flange, flows along the flange, reaches the flange end, and drops from the end. It is received by a water receiver that is set directly below, and has the effect of preventing entry into the vehicle interior.

  According to the invention according to claim 2, when the rising portion of the water receiver is engaged with the outer panel, a culvert-shaped cross-section closed drainage groove is formed. Can be prevented from splashing inside the vehicle from the water tray.

According to the invention of claim 3, the water receiver can be easily molded.
According to the fourth aspect of the present invention, the drip seal can be attached in a straight line without bulging outside the vehicle at the bulging portion of the center pillar.

  According to the water receiver of the invention according to claim 5, even if the flange exists only up to the boundary between the extruded part and the molded part, the water receiver is extended under the extruded part beyond the boundary. The water dripping from the vehicle can be received to prevent entry into the vehicle.

The schematic diagram of the prior art example of the drip seal and opening weather strip attached to the outer panel of the door opening part upper end of a slide door. Sectional drawing of the drip seal shown in FIG. Schematic of another conventional example of the drip seal attached to an outer panel. Sectional drawing of the terminal mold forming part of the drip seal shown in FIG. The figure which shows the drip seal concerning this invention attached to an outer panel. AA line sectional view of Drawing 5. The BB sectional view taken on the line. The CC sectional view taken on the line. The DD sectional view taken on the line. The EE sectional view taken on the line. Sectional drawing which shows another aspect of a drip seal. Sectional drawing which shows the support structure of a drip seal. Sectional drawing which shows the support structure of a location different from FIG.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
In the present specification, vertical and bottom indicate the vertical direction of the automobile and its bottom, and front and rear indicate the longitudinal direction of the automobile.

  FIG. 5 shows the main part of the drip seal 22 attached to the rear side behind the center pillar 21 at the upper edge of the rear door opening. The extrusion part 22a is integrated with the front side of the extrusion part 22a. It consists of the terminal mold forming part 22b to be formed. In the drawing, the triangle mark indicates the terminal mold part on the blacked-out side and the extrusion part on the non-painted side.

  6 is a cross section of the extruded portion 22a taken along the line AA of FIG. 5, FIG. 7 is a cross section of the end mold portion 22b taken along the line BB, FIG. 8 is a cross section taken along the line CC, and FIG. FIG. 10 shows a cross section taken along the line D-D, and FIG. 10 shows a cross section taken along the line E-E. The extruded portion 22a has a vertical portion 24a fixed to the outer panel 23 of the vehicle body as shown in FIG. The grip portion is attached to the bottom portion 24b of the flange 24 by bending the other side thereof at a substantially right angle from the vertical portion 24a and projecting toward the outside of the vehicle and forming a bottom portion 24b having a groove 24c curved downward. 25, a seal lip 26 extending from the vicinity of the upper end of the grip portion 25 toward the inner side of the vehicle, elastically contacting the outer panel 23, and curved in a state in which the slide door 27 is elastically contacted and opened upward when the slide door 27 is closed. Water It consists door seal lip 28 for forming a groove portion 30 come.

  As described above, the flange 24 is attached to the outer panel 23 from the vicinity of the center pillar toward the rear at the upper edge of the door opening on the rear side. 24b extends to the center pillar 21 side. The extension of the bottom portion 24b is usually performed by cutting out the vertical portion 24a. However, the bottom portion 24b may be formed from the beginning so that the bottom portion 24b protrudes.

  A terminal mold forming portion 22b formed integrally with the extrusion molding portion 22a is formed integrally with the seal lip 26 of the extrusion molding portion 22a so as to be elastically contacted with the outer panel 23 as shown in FIGS. The molding seal lip 29 and the door seal lip 28 of the extrusion molding portion 22a are integrally formed continuously, and are curved in a state where the slide door 27 is elastically contacted with the slide door 27 and opened upward, Molded door seal lip 31 that forms a continuous water draining groove 33, a water receiver 32 that has a bowl shape and the inside of the vehicle extends obliquely upward toward the inside of the vehicle, and the longitudinal direction of the molded portion 22b (the longitudinal direction of the vehicle) A bottom portion 24b formed at a location adjacent to the flange 24 and protruding from the flange 24 tip to the center pillar side. The water receiver 32 extends from the rear side over the flange end to the vicinity of the extrusion portion 22a along the mold forming portion 22b. The other of these extends to the center pillar 21.

  Rainwater that has entered from between the seal lip 26 and the outer panel 23 shown in FIG. 6 is received by the flange 24, flows along the groove 24c to the front side, reaches the location where the vertical portion 24a is removed, and drops from the location. It is received by the water receiver 32 that waits downward. Then, it flows along the drain groove 32c of the water receiver 32 and flows toward the center pillar side. In order to ensure this flow, the drainage groove 32c preferably has a downward slope toward the front side.

  As shown in FIG. 5, the water receiver 32 is formed with a water blocking wall that protrudes upward at the end on the rear side so that rainwater does not fall from the water receiving end on the rear side. This water blocking wall is preferably connected to the grip portion 25 of the extrusion molding portion 22a and closes the rear water receptacle 32.

  When the water receiver 32 reaches the center pillar 21, the terminal mold forming part 22 b is formed so as to gradually approach the outer panel 23 constituting the center pillar 21 as the center pillar 21 bulges outward. (FIG. 10). Note that the bottom 24b that protrudes toward the center pillar from the flange tip extends to a position that slightly protrudes to the front side from the DD line in FIG. 5 immediately adjacent to the center pillar.

  According to the drip seal of the present embodiment, rainwater flowing between the roof of the outer panel and the slide door is discharged from the drain groove portion 30 of the extrusion molding portion 22a through the drain groove portion 33 of the terminal mold portion 22b to the outside of the vehicle. The bottom 24b of the flange tip is inserted into the insertion part 34 of the terminal mold forming part 22b (FIG. 8), and by supporting the mold forming part 22b (FIG. 9), as shown in FIG. Compared to the one that supports the molding part at three points, the support state of the terminal molding part is stable, and it is possible to prevent the terminal molding part from being bent or deformed by the sliding door when the sliding door is opened and closed. As shown by the dotted arrows in FIG. 5, the rainwater that has entered from between 26 and the outer panel 23 and received by the flange 24 travels to the front side through the groove 24c of the flange 24. It reaches the place where the vertical portion 24a is removed and drops from the place, but since the water receiver 32 is waiting below the flange end on the center pillar side, the rain water dropped by the water receiver 32 is received, Intrusion is prevented. Since the rainwater dripped onto the water receiver 32 has a downward slope as described above, the drain groove 32c of the water receiver 32 in the shape of a bowl has a downward slope as shown by the dotted arrow in the figure. It flows to reach the center pillar 21 from the water receiving end, and travels down the center pillar 21 and is discharged outside the vehicle.

  FIG. 11 shows a cross section of another embodiment of the drip seal corresponding to the line D-D in FIG. 9. The rising portion 36 protrudes upward at the vehicle inner end of the water receiver 32 and engages with the outer panel end. The rising portion 36 forms a closed drainage groove 37 in the shape of a culvert with the water receiver 32 and the outer panel 23, and rainwater in the drainage groove may scatter to the inside of the vehicle due to the shaking of the automobile. I am trying not to.

  In another embodiment, the flange 24 that supports the drip seal 22 extends to the center pillar 21 as it is, and is configured to support the terminal mold portion 22b.

  FIGS. 12 and 13 show the above example. FIG. 12 shows a cross section of a portion corresponding to FIG. 9 of the molded portion 22b supported by the flange 24, and FIG. 13 shows a cross section of a portion corresponding to FIG. Show. The cross-sectional shape of the flange 24 that supports the extruded portion 22a is the same as the flange 24 shown in FIG.

  As shown in FIGS. 12 and 13, the flange 24 that supports the terminal mold portion 22b has the same shape and size as the vertical portion 24a of the flange 24 that supports the coextrusion molded portion 22a, but the bottom portion 24b. Is gradually narrowed toward the front side according to the distance between the terminal mold portion 24b and the outer panel 23, and rainwater received at the bottom 24b of the flange 24 flows through the groove 24c, and the flange end on the front side Reaches the end, drops from the end, travels down the center pillar 21 and is discharged outside the vehicle.

According to this embodiment, the water receiver 32 of the said embodiment and the insertion part 34 of the terminal mold forming part 22b shown in FIG. 8 become unnecessary.
In each of the above-described embodiments, the flange 24 extends to the terminal mold part 22b and supports the terminal mold part 22b. The bottom 24b extending to the terminal mold part 22b is omitted. In this case, the water receiver 32 formed on the terminal mold part 22b extends beyond the extrusion part 22a, and is provided across the opposite sides below the terminal mold part 22b and the extrusion part 22a. It is made to catch the rainwater dripping.

  Although the water receiver 32 of the said embodiment is integrally formed in the terminal mold forming part 22b, it may be provided also in the extrusion molding part 22a side, and may be formed integrally with the terminal mold forming part 22b and this extrusion molding part 22a. In addition, it may be formed by extending from the extrusion molding part side to the terminal molding part 22b side.

  In each of the above embodiments, the drip seal 22 attached to the front end of the upper edge of the rear side door opening is shown. However, the rear end may be divided by the drip seal 22 and the center pillar 21 and the upper edge of the front side door opening. In the drip seal attached to the vehicle, the molding part or the flange provided at the front end and / or the rear end can be configured in the same manner, thereby preventing water leakage to the inside of the vehicle as in the above embodiment. . The same is true for drip seals of the type that are installed continuously across both the front door, the upper edge of the opening and the upper edge of the rear door opening with the center pillar in between. The terminal mold forming part provided in can also be configured in the same manner as described above.

21 ·· Center pillar 22 ·· Drip seal 22a · · Extrusion portion 22b · · End mold portion 23 · · Outer panel 24 · · Flange 24a · · Flange vertical wall 24b · · Flange bottom wall 24c · · groove ··· Grip portions 26 and 29 ··· Seal lip 27 · · Sliding doors 28 and 31 · · Door seal lips 30 and 33 · · Drain groove portion 32c · · Drain groove 33 · · Insertion groove 34 · · Insertion portion 32 · · Water receiver 36 .. Rising part

Claims (5)

Attached to the upper edge of the door opening on the side of the vehicle body by a flange 24 to seal between the slide door 27 and the drainage groove 30 to flow rainwater flowing between the vehicle body and the slide door 27. A drip seal that passes through the draft groove 30 and is discharged to the outside of the vehicle, and includes a grip portion 25 that is inserted into a bottom portion 24b of the flange 24 that includes a vertical portion 24a and a bottom portion 24b that are fixed to the outer panel 23 of the vehicle body, An extrusion molding portion 22a having a door seal lip 28 that extends outward from the grip portion 25, elastically contacts the door 27 when the slide door 27 is closed and curves upward to form the drain groove portion 30, and the extrusion molding. It is formed continuously with the door seal lip 28 of the portion 22a, and elastically contacts the door 27 when the slide door is closed, and curves upward, A drainage groove 33 following the drainage groove 30 is formed, and a molded door seal lip 31 formed integrally with the extrusion molding part 22a, and rain water dripping from the flange end waiting below the flange end of the flange 24. In the drip seal comprising the terminal mold forming part 22b having the water receiver 32 that receives and discharges it to the outside of the vehicle, a part of the bottom 24b of the flange 24 is separated from the outer panel 23 to the outside of the vehicle and from the flange end. protruded on the center pillar side, the terminal molding 22b may have a spigot 34 having a insertion hole 33 partially Ru through plugged of the bottom 24b, the water tray 32 protrudes to the center pillar side the even waiting portion below the bottom 24b, receives the rainwater dripping from a portion of the spigot 34 ends and the bottom 24b Turkey Drip seal characterized by.   The water receiver (32) is provided with a rising portion (36) that protrudes upward at an indoor side end and engages with the outer panel (23) to form a closed drainage groove (32c) in the shape of a culvert. The drip seal as described.   The drip seal according to claim 1 or 2, wherein the water receiver (32) is provided in the terminal mold part (22b).   The drip seal 22 is attached to the rear side of the center pillar 21, and the terminal mold forming part has the front side approaching the outer panel 23 constituting the center pillar 21 toward the front end, and the water receiver 32 is formed narrow. The drip seal according to claim 1, wherein the drip seal hits the outer panel. 5. The drip seal according to claim 3, wherein a water receiver 32 provided in the terminal molding part 22 b is provided so as to extend beyond the boundary with the extrusion molding part 22 a toward the extrusion molding part.