JP4866619B2 - Seal structure at the upper end of the partition sash - Google Patents

Description

  The present invention relates to a seal structure for an upper end portion of a partition sash in which a joint portion between an upper end portion of a partition sash and a main sash, which divides a glass opening portion of an automobile door into a lift glass opening portion and partitions the glass opening portion.

  The rear door of an automobile uses an elevating and lowering glass that can be opened and closed, and an immovable glass that cannot be moved. That is, a partition sash that divides both the glasses in the front and rear direction is provided in the glass opening of the rear door so as to be long in the vertical direction, and the lower end of the partition sash is fixed in the door panel, while the upper end is T-shaped on the main sash. Are joined together. A glass run as a sealing material is provided between the main sash / partition sash and the elevating glass, and a weather strip as a sealing material is provided between the main sash / partition sash and the fitted glass. Yes.

  As a conventional seal structure of the upper end portion of the partition sash, for example, those described in Patent Documents 1 and 2 are known. The partition sash is formed in a substantially H-shaped cross-sectional shape so that the glass run and the weather strip are fitted back to back. And the lower end of the inverted L-shaped bracket is joined to the upper part of the partition sash partition by welding or the like, and the horizontal part of the upper part of the bracket is the inner ceiling of the main sash having a U-shaped cross section that opens downward. Screwed to the surface.

When the partition sash is attached to the door panel, the lower part of the partition sash is fitted together with the glass run from the glass opening to the door panel with the corresponding part of the glass run fitted into one recess of the substantially H-shaped cross section of the partition sash. Insert and install inside.
JP 2000-203272 A Japanese Utility Model Publication No. 5-74924

  However, since the glass run is only fitted in the recess of the partition sash, the glass run tends to fall out of the partition sash recess during insertion, and if it falls off, the partition sash is removed from the door panel and the same operation is repeated again. Therefore, there is a problem that the assembly work cannot be performed smoothly.

  Further, since an inverted L-shaped gap is generated between the glass run and the bracket, it is necessary to interpose an ept seal as a waterproof measure and a wind noise prevention measure.

  Accordingly, an object of the present invention is to solve the above-described problems and provide a seal structure for the upper end portion of the partition sash so that the glass run does not fall out of the recess of the partition sash during assembly work.

According to a first aspect of the present invention, there is provided a partition wall that divides the glass opening into an elevating glass opening and divides it into a glass opening in a main sash having a substantially U-shaped cross section constituting an upper frame of the glass opening of an automobile door. The upper end of the partition sash having a substantially H-shaped cross section having a portion is coupled via an inverted L-shaped bracket composed of a horizontal portion and a vertical portion, and a glass run is formed on a portion constituting the elevating glass opening of each sash. while fitting the, in the sealing structure of the partition sash upper end in a portion fitting the weather strip constituting the fixed fitting glass opening, the inside of the bracket where the vertical portion is coupled to the partition sash, the Covering at least the vicinity of the bent part of the bracket with the horizontal part and the vertical part facing the outside of the corner part of the glass run An outer surface covering portion having the door, the enclosure having one consisting of a side surface covering portion for covering the side surface of side of the bracket, characterized in that integrally formed on the glass run.

  According to this invention, when the lower part of the partition sash is inserted into the interior of the door panel together with the glass run with the glass run fitted in the recess of the partition sash, the bracket coupled to the partition sash is attached to the corner part of the glass run. By fitting between the surrounding portion and the three portions of the bracket being surrounded by the surrounding portion of the glass run, there is no possibility that the glass run is detached from the partition sash when the partition sash is attached. Moreover, since both surfaces of the bracket are covered with the glass run and the surrounding portion, it is not necessary to interpose an ept seal between the glass run and the bracket.

  According to a second aspect of the present invention, in the seal structure of the upper portion of the partition sash according to the first aspect, a clamping claw that protrudes downward is formed on the horizontal portion of the bracket, and the clamping claw and the vertical portion of the bracket are formed. A portion of the glass run is sandwiched between and held.

  According to the present invention, the glass run is partly held by the clamping claws and the vertical portion of the bracket, so that the glass run is more reliably prevented from falling off the partition sash when the lower part of the partition sash is attached to the door panel. The

  According to a third aspect of the present invention, in the seal structure of the upper end portion of the partition sash according to the first or second aspect, a connecting protrusion is formed integrally with the outer surface cover and protrudes in a substantially horizontal direction toward the weather strip. An engaging claw that protrudes downward is integrally formed at the tip of the connecting projection, and the engaging claw is fitted into a fitting hole formed in the upper surface of the weather strip.

  According to the present invention, the corner portion of the glass run and the corner portion of the weather strip are connected to each other via the connecting protrusion integral with the surrounding portion of the glass run, so that the corner portion of the glass run and the corner portion of the weather strip are mutually connected. The sealing performance is further improved.

  The invention according to claim 4 is the seal structure of the upper end portion of the partition sash according to any one of claims 1 to 3, wherein a lip that is integrally formed with the weather strip and contacts the inner surface of the main sash and the partition sash, It is made to contact | abut to the vertical part of the said outer surface cover part.

  According to this invention, since the lip of the weather strip abuts on the surrounding portion of the glass run, the corner portion of the glass run and the corner portion of the weather strip are kept watertight.

  According to a fifth aspect of the present invention, in the seal structure of the partition sash upper end portion according to any one of the first to fourth aspects, an insertion hole is formed in the horizontal portion of the outer surface covering portion, and the screw inserted through the insertion hole The horizontal portion of the bracket and the main sash are coupled via a bracket.

  According to the present invention, since the surrounding portion integrated with the glass run is coupled to the main sash together with the bracket, the corner portion of the glass run is reliably positioned.

  According to the seal structure of the upper end portion of the partition sash according to the present invention, since the surrounding portion is provided at the corner portion of the glass run, the bracket coupled to the partition sash is fitted between the corner portion and the surrounding portion of the glass run, By inserting the lower part of the partition sash into the door panel together with the glass run while the glass run is fitted in the recess of the glass run, the glass run is prevented from falling off the partition sash when the partition sash is inserted into the door panel. The Moreover, since both surfaces of the bracket are covered with the glass run and the surrounding portion, it is not necessary to interpose an ept seal between the glass run and the bracket.

Embodiments of the seal structure of the upper end portion of the partition sash according to the present invention will be described below.
(A) Embodiment 1
First, Embodiment 1 of the seal structure at the upper end of the partition sash will be described.

  FIG. 9 shows the rear door 1 on the left side of the automobile. A glass opening of the rear door 1 is provided with a raising / lowering glass 2 and a fitting glass 3. In order to fit these glasses, a main sash 4 constituting the upper frame of the glass opening is provided. As shown in FIGS. 10 and 12, the main sash 4 is formed in a substantially U-shaped cross section that opens downward or forward of the vehicle body. In addition, a partition sash 6 is provided to divide the glass opening into an elevating glass opening and divide it into a glass opening. As shown in FIG. 11, the partition sash 6 is formed in a substantially H-shaped cross section, and the portions located on the front and rear sides of the vehicle body on the opposite side across the partition wall 6a are opened.

  The lower end of the partition sash 6 is fixed in the door panel, and the upper end is coupled to the main sash 4 via a bracket. Since the elevating glass 2 is disposed on the front side of the vehicle body as shown in FIG. 9, the glass run constituting the glass run 7 is maintained in order to maintain airtightness between the main sash 4 and the elevating glass 2 and between the partition sash 6 and the elevating glass 2. General portions 7a and 7b are interposed. That is, as shown in FIGS. 10 and 11, the glass run general part 7 a is fitted in the main sash 4, and the glass run general part 7 b is fitted in the partition sash 6. These glass run general portions 7a and 7b are connected via a corner portion 7c having an inverted L shape at the corner position in FIG. The glass run general parts 7a and 7b are extrusion-molded and connected by injection molding at the corner part 7c.

  On the other hand, since the fitting glass 3 is disposed on the rear side of the vehicle body in FIG. 9, the weather strip 8 is provided in order to ensure airtightness between the main sash 4 and the fitting glass 3 and between the partition sash 6 and the fitting glass 3. The weather strip general parts 8a and 8b to be formed are interposed. That is, as shown in FIGS. 12 and 11, the weather strip general part 8 a is fitted in the main sash 4, and the weather strip general part 8 b is fitted in the partition sash 6. These weatherstrip general portions 8a and 8b are connected via a corner portion 8c having an inverted L shape at the corner position in FIG. The weather strip 8 is integrally formed by injection molding so as to have a substantially triangular shape including a general portion (not shown) fitted into the waist portion of the rear door 1.

  As shown in FIG. 3, the upper end of the partition sash 6 and the main sash 4 are coupled via an inverted L-shaped bracket 9. In other words, the bracket 9 has a vertical lower portion welded to the partition wall 6a of the partition sash 6, and a horizontal portion joined to the inner lower surface of the main sash 4 via a screw (not shown) inserted into the mounting hole 9a. As shown in FIGS. 1 and 2, the bracket 9 covers the bent portion 9b of the bracket 9 with the inside of the inverted L-shaped bent portion 9b facing the outer side of the corner portion 7c of the glass run 7. A portion 7i is provided. The surrounding portion 7i is composed of an outer surface covering portion (horizontal portion) 7e and an outer surface covering portion (vertical portion) 7f that cover the outside of the bracket 9, and side surface covering portions 7g and 7h that cover one side surface of the bracket 9. Yes. In a state where the bracket 9 is extracted from between the glass run 7 and the surrounding portion 7i, an accommodation space 12 is formed between the glass run 7 and the surrounding portion 7i. An insertion hole 7j is formed in the outer surface covering portion 7e, and the bracket 9 and the main sash 4 are coupled to each other through a screw (not shown) inserted through the insertion hole 7j. A block portion 7k is integrally formed with the glass run 7 on the upper surface of the corner portion 7c so that there is no space between the glass run general portion 7a which is a horizontal portion and the outer surface covering portion 7e.

  On the other hand, a lip 8e that contacts the ceiling surface 4a in the main sash 4 in FIGS. 2 and 3 is formed on the upper surface of the weather strip general portion 8a that is a horizontal portion. It extends in the horizontal direction to the corner portion 8c. Further, a lip 8e on the vehicle body front side of the weatherstrip general portion 8b is in contact with the partition wall portion 6a of the partition sash 6 and extends vertically upward, and a lip that extends in the horizontal direction with an upper end portion of the lip 8e extending vertically upward. 8e is connected. As shown in FIG. 2, the shape of the portion extending vertically upward of the lip 8 e is a position where a step 8 h is formed between a position contacting the partition wall 6 a and a position contacting the bracket 9, and a position contacting the bracket 9. And a position where the outer surface covering portion (vertical portion) 7f contacts the step 8i is formed, and two steps are formed in total. The upper part of the portion extending vertically upward of the lip 8e contacts the outer surface cover (vertical portion) 7f, so that the space between the corner 8c of the weather strip 8 and the corner 7c of the glass run 7 is between the outer surface cover 7f and the lip 8e. And is kept airtight.

  Next, the operation will be described. According to the present invention, when the lower part of the partition sash 6 is inserted into the interior of the door panel together with the glass run 7 with the glass run 7 fitted in the recess of the partition sash 6, as shown in FIG. By fitting the portion of the bracket 9 whose lower part is coupled between the corner portion 7c of the glass run 7 and the surrounding portion 7i so that the three sides of the bracket 9 are surrounded by the glass run 7 and the surrounding portion 7i, When the partition sash 6 is mounted, the glass run 7 cannot be detached from the partition sash 6. Further, since both surfaces of the bracket 9 are covered with the glass run 7 and the surrounding portion 7 i, it is not necessary to interpose an ept seal between the glass run 7 and the bracket 9.

  According to the present invention, the surrounding portion 7i integrated with the glass run 7 is coupled to the upper main sash 4 together with the bracket 9, so that the corner portion 7c of the glass run 7 is reliably positioned.

According to this invention, since the lip 8e contacts the outer surface covering part (vertical part) 7f of the surrounding part 7i, the corner part 7c of the glass run 7 and the corner part 8c of the weather strip 8 are kept watertight.
(B) Embodiment 2
Next, a second embodiment of the seal structure at the upper end of the partition sash will be described. Note that the same parts as those of the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

  As shown in FIG. 4, a clamping claw 9 c that protrudes downward toward the inside of the bracket 9 is formed in the horizontal portion of the bracket 9. The clamping claw 9c is formed by cutting a U-shaped cut into the bracket 9 and bending the cut portion inwardly. The clamping claw 9c is formed substantially parallel to the vertical portion of the bracket 9. .

  Next, the operation will be described. When the glass run 7 is attached to the partition sash, the bracket 9 is fitted between the corner portion 7c of the glass run 7 and the surrounding portion 7i, and the bracket 9 is surrounded by the glass run 7 and the surrounding portion 7i. FIG. 5 and FIG. 6 are obtained. That is, the glass run 7 is held in a state in which the block portion 7k of the glass run 7 is sandwiched between the clamping claw 9c and the vertical portion of the bracket 9.

According to this invention, since the block portion 7k of the glass run 7 is sandwiched and held between the clamping claw 9c and the vertical portion of the bracket 9, when the lower portion of the partition sash 6 is inserted into the door panel and mounted, The glass run 7 is more reliably prevented from coming off the partition sash 6.
(C) Embodiment 3
Next, Embodiment 3 of the seal structure at the upper end of the partition sash will be described. Note that the same parts as those of the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

  As shown in FIGS. 7 and 8, the glass run 7 is integrally formed with a connecting projection 7n that projects in the horizontal direction toward the corner 8c of the weather strip 8 and the outer surface covering portions 7e and 7f. . A substantially triangular engagement claw 7p protruding downward is integrally formed at the tip of the connecting projection 7n. On the other hand, an engagement hole 8f is formed on the upper surface of the corner portion 8c of the weather strip 8, and the engagement claw 7p is fitted in the engagement hole 8f. Further, when the connecting projection 7n is provided, the lip 8e interferes with the connecting projection 7n. Therefore, in order to avoid interference, the lip 8e extending in the horizontal direction and the lip 8e extending in the vertical direction of the weather strip 8 include: In any case, a lip 8d is formed via an offset portion 8g, and the portions where the ends of these lips 8d are butted together are connected at a right angle. The lip 8d is in contact with the surrounding portion 7i as in the first embodiment.

  Next, the operation will be described. According to the present invention, since the corner portion 7c of the glass run 7 and the corner portion 8c of the weather strip 8 are connected via the connecting projection 7n integrated with the surrounding portion 7i of the glass run 7, the corner portion 7c of the glass run 7 is connected. And the corner portion 8c of the weather strip 8 are positioned relative to each other. For this reason, the glass run 7 and the weather strip 8 are not displaced at the corner portions 7c and 8c, and the sealing performance is improved. Further, the connection structure between the glass run 7 and the weather strip 8 is simple.

  Note that the side cover portion may cover the right side of the bracket as shown in FIG. 1 of the embodiment, but may cover the left side. In the embodiment, the surrounding portion covers substantially the entire bracket, but it is sufficient to cover at least the vicinity of the bent portion.

The disassembled perspective view which shows the coupling | bond part of a glass run and a weather strip (Embodiment 1). The block diagram which shows the coupling | bond part of the main sash and the partition sash (Embodiment 1). The perspective view which shows the coupling structure of the main sash and the partition sash (Embodiment 1). The disassembled perspective view which shows the coupling | bond part of a glass run and a partition sash (Embodiment 2). The perspective view which shows the state which mounted | wore the partition sash with the glass run (Embodiment 2). The block diagram which shows the state which mounted | wore the partition sash with the glass run (Embodiment 2). FIG. 6 is an exploded perspective view showing a joint between a glass run and a weather strip (Embodiment 3). The block diagram which shows the coupling | bond part of the main sash and the partition sash (Embodiment 3). External view of the left door of an automobile (embodiment) AA arrow view of FIG. 9 (embodiment) BB arrow view of FIG. 9 (embodiment) CC arrow view of FIG. 9 (embodiment)

Explanation of symbols

4 ... Main sash 6 ... Partition sash 6a ... Partition wall 7 ... Glass run 7c, 8c ... Corner 7e, 7f ... Outside cover 7g, 7h ... Side cover 7i ... Enclosure 7j ... Insertion hole 7k ... Block 7n ... Link Protrusion 7p ... engagement claw 8 ... weather strip 8d, 8e ... lip 8f ... engagement hole 9 ... bracket 9c ... clamping claw

Claims (5)

A substantially H-shaped cross section having a partition wall section that divides the glass opening portion into a lifting glass opening portion and divides the glass opening portion into a main sash that constitutes the upper frame of the glass opening portion of the automobile door. The upper ends of the partition sashes are connected via inverted L-shaped brackets composed of a horizontal part and a vertical part, and a glass run is fitted into a part constituting the elevating glass opening of each sash, while the fitting is killed. In the seal structure of the upper end of the partition sash with a weather strip fitted in the part that constitutes the glass opening,
The inside of the bracket where the vertical portion is coupled to the partition sash, while being opposed to the outside of the corner portion of the glass run, and at least the bent portion horizontal portion and a vertical portion covering the outside in the vicinity of said bracket A sealing structure for an upper end portion of a partition sash , wherein an enclosure portion including an outer surface covering portion and a side surface covering portion covering one side surface of the bracket is provided integrally with the glass run . In the seal structure of the upper end part of the partition sash according to claim 1,
A partitioning claw that protrudes downward is formed in the horizontal part of the bracket, and a part of the glass run is sandwiched and held between the clamping claw and the vertical part of the bracket. Seal structure at the top of the sash. In the seal structure of the upper end part of the partition sash according to claim 1 or 2,
A connecting protrusion is formed integrally with the outer surface cover and protrudes in a substantially horizontal direction toward the weather strip, and an engaging claw protruding downward is integrally formed at the tip of the connecting protrusion. A sealing structure for an upper end portion of a partition sash, wherein a claw is fitted in a fitting hole formed on the upper surface of the weather strip. In the seal structure of the upper end part of the partition sash according to any one of claims 1 to 3,
A seal structure for an upper end portion of a partition sash, wherein a lip formed integrally with the weather strip and abutted against inner surfaces of the main sash and the partition sash is brought into contact with a vertical portion of the outer surface covering portion. In the seal structure of the partition sash upper end part in any one of Claims 1-4,
A sealing structure for an upper end portion of the partition sash, wherein an insertion hole is formed in a horizontal portion of the outer surface covering portion, and the horizontal portion of the bracket and the main sash are coupled through a screw inserted through the insertion hole. .

Images