JP3428383B2 - Door partition sash end cap mounting structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an end cap mounting structure for a door partition sash of an automobile door.

[0002]

2. Description of the Related Art Since a partition sash for an automobile door is connected so that its upper end abuts against the lower surface (inner peripheral surface) of the door sash, damage caused by metal contact between the door sash and the upper end of the partition sash is avoided. For this reason, an end cap made of an elastic material such as synthetic resin is attached to the upper end of the partition sash, and the end cap is interposed between the lower surface of the door sash and the upper end of the partition sash.

The end cap closes the parting gap between the lower edge of the door sash and the upper edge of the outer wall of the partition sash, and connects the grass run and the outer surfaces of the partition weatherstrips in a flush alignment. It also has the function as (3-5
1616).

[0004]

As described above, since the partition sash is connected so that its upper end abuts against the lower surface of the door sash, the glass run fitting groove and the partition weatherstrip fitting groove of the partition sash are connected. A corner is formed between the upper end of the partition wall that separates the and the lower surface of the door sash, and in this corner, the partition is mounted from the inner circumference of the door sash to the partition weather strip fitting groove of the partition sash. The trackability of the corner portion of the weather strip and the corner portion of the glass run mounted from the inner circumference of the door sash to the glass run fitting groove of the partition sash is poor, and the corner portion is separated from the corner portion and A gap is created between the outer peripheral surface of the corner and the sealing performance is impaired. Cormorant.

In particular, in the case where the partition sash is connected to the portion of the door sash that is inclined in the front-rear direction, the angle of the corner is sharp on one side of the partition sash due to the inclination of the door sash. The above-mentioned tendency becomes remarkable in the corner portion.

For this reason, a sheet-like sealing member generally called an Eptseal is wound around and attached to the upper end of the partition wall of the partition sash, and the sealing member is compressed and filled in the gap. However, it is difficult to completely fill the gap even with the seal member, and the seal member is pressed against the upper edge of the partition sash and the lower surface of the door sash. Due to this, edge breakage is likely to occur, and it is desired to improve the sealing property of the connection portion between the door sash and the partition sash upper end portion.

Therefore, the present invention focuses on the fact that the end cap made of an elastic material is attached to the upper end of the partition sash in order to avoid metal contact with the lower surface of the door sash as described above. The function of a corner piece of the partition weatherstrip and / or the corner portion of grass run is provided by filling the corner formed by the lower surface of the door sash and the partition wall of the parting sash to drop the corner of the corner. (EN) Provided is an end cap attachment structure for a door partition sash that can improve the sealing property by improving the closeness of the outer peripheral surface.

[0008]

According to a first aspect of the present invention, an end cap made of an elastic material attached to the upper end of the partition sash is provided at the connecting portion between the lower surface of the door sash and the upper end of the partition sash. In the end cap, the end cap is fixed to a partition wall that divides the glass run fitting groove and the partition weatherstrip fitting groove of the partition sash, and the end cap is integrally molded with the partition sash. And a molding piece which is disposed between the lower edge of the sash and closes the two, and which is aligned with the outer surfaces of the grass run and the partition weather strip so as to connect them to each other. The upper end of one piece is integrally bulged in the front-rear direction to form a partition sash partition wall. Parts and filled disposed corner portion formed in a door sash bottom surface, a corner portion outer peripheral surface of the partition weatherstrip substantially dropped the corners of 該隅 corner,
And / or it is characterized in that it is provided with a bulging portion that is in close contact with the outer peripheral surface of the corner portion of the grass run.

According to a second aspect of the present invention, the peripheral surface of the bulging portion according to the first aspect is in close contact with the outer peripheral surface of the corner portion of the partition weather strip, the outer peripheral surface of the corner portion of the grass run, and the lower surface of the door sash. It is characterized in that a sheet-shaped sealing member is attached.

According to a third aspect of the present invention, the front and rear edges of the upper surface of the bulging portion according to the first aspect are integrally extended in the front-rear direction,
It is characterized in that each tip is formed with a sealing piece protruding elastically in close contact with the lower surface of the door sash.

According to claim 4, any one of claims 1 to 3
In the vehicle width direction both side edges of the leg according to any one, it is characterized in that the bent integrally formed positioning flange abutting the outer side wall inner surface and inner wall inner surface of the partition sash.

In claim 5, any one of claims 1 to 4
One of the legs is characterized in that a step portion that engages with the outer wall upper edge and the inner wall upper edge of the partition sash is formed in the upper portion of both side edges in the vehicle width direction.

[0013]

According to the first aspect of the present invention, the bulging portion of the upper end portion of the leg of the end cap is filled and arranged in the corner formed by the lower surface of the door sash and the partition wall of the partition sash, and the bulging portion is the corner. Since it functions as a corner piece that substantially drops the corners of the corners, this bulge can be appropriately brought into close contact with the outer peripheral surface of the partition weather strip or the outer peripheral surface of the grass run, creating a gap. Therefore, the sealability of the joint between the lower surface of the door sash and the upper end of the partition sash is improved.

According to a second aspect, in addition to the effect of the first aspect, the sheet-like sealing member attached to the peripheral surface of the bulging portion is the outer peripheral surface of the corner portion of the partition weather strip and the outer peripheral surface of the corner portion of the glass run. And it adheres to the lower surface of the door sash. Further, since the sealing member makes surface contact between the peripheral surface of the bulging portion and the lower surface of the door sash, there is no risk of edge breakage and a sufficient thickness can be maintained, further improving the sealing performance. To be

According to the third aspect, in addition to the effect of the first aspect, the respective tips of the seal pieces projecting from the front and rear edges of the upper surface of the bulging portion are elastically contacted with the lower surface of the door sash, and the seal action is caused by the spring action. Is closely adhered to the upper surface of the corner portion of the partition weather strip and the upper surface of the corner portion of the glass run, so that the sealing property can be further improved.

According to the fourth aspect, in addition to the effects of the first to third aspects, the positioning flanges on both side edges of the leg pieces of the end cap contact the inner surface of the outer wall and the inner surface of the inner wall of the partition sash. The mounting position of the end cap in the vehicle width direction is determined, and the workability of mounting the end cap can be improved.

According to the fifth aspect, in addition to the effects of the first to fourth aspects, the step portions on both side edges of the leg pieces of the end cap engage with the outer edge upper edge and the inner edge upper edge of the partition sash. Thereby, the mounting position of the end cap in the vertical direction is determined, and the mounting workability of the end cap can be improved.

[0018]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings.

FIG. 6 shows a front door of an automobile to which the present invention is applied. A partition sash 3 is vertically arranged at a front portion of a front side edge inclined rearward of a door sash 2 provided upright on a waist portion of a door body 1. The partition panel 13 and a corner piece (not shown) or a door mirror are arranged in a corner portion of a side surface triangle surrounded by the front portion of the door sash 2 and the partition sash 3 which are connected to each other. is there.

As shown in FIGS. 1 to 4, the partition sash 3 has an outer wall 4 and an inner wall 5 and a glass run fitting groove 7 formed by connecting the outer wall 4 and the inner wall 4 with one metal panel material. The partition weather strip fitting groove 8 and the partition wall 6 partitioning the partition weather strip are roll-formed into a substantially H shape in a horizontal cross section.

A bracket 9 is joined to the upper end side surface of the inner side wall 5 of the partition sash 3 so as to project upward, and the bracket 9 is attached to the side wall of the door sash 2 on the vehicle compartment side by a fastening member such as a screw. The partition sash 3 is firmly fixed and connected so that the upper end of the partition sash 3 abuts against the lower surface (inner peripheral surface) of the door sash 2.

A glass run 10 is mounted from the inner peripheral surface of the door sash 2 to the glass run fitting groove 7 of the partition sash 3 so that the glass run 10 can perform sliding guide and sealing of the door window panel 12. There is.

Further, a partition weather strip 11 is fitted over the inner peripheral surface of the front portion of the door sash 2 and the partition weather strip fitting groove 8 of the partition sash 3, and the partition weather strip 11 causes the front corner portion of the door sash 2 to be fitted. The partition panel 13 is fixed in a watertight manner.

An end cap 20 made of an appropriate synthetic resin material is attached to the upper end of the partition sash 3, and this end cap 20 is attached to the door sash 2.
Is interposed in the connecting portion between the lower surface of the partition sash 3 and the upper end of the partition sash 3 to avoid metal contact between the door sash 2 and the partition sash 3.

The end cap 20 is provided with a leg piece 21 adhered and fixed to a side surface of the partition wall 6 of the partition sash 3 on the partition weather strip fitting groove 8 side, and a molding piece 22 integrally formed with the leg piece 21. There is.

The mall piece 22 is a partition sash 3
Is formed to have a length substantially the same as the width dimension of the outer wall 4 of the door, and is formed to have a vertical width larger than the parting gap between the upper edge of the outer wall 4 and the lower edge of the door sash 2. The molding piece 22 is disposed so as to straddle the upper edge of the outer wall 4 and the lower edge of the door sash 2 to close the parting gap between them.

The leg pieces 21 are formed to have the same width as the partition wall 6, and positioning flanges 23 are formed on both side edges of the partition wall 6 in the vehicle width direction so as to contact the inner surfaces of the outer side wall 4 and the inner side wall 5 of the partition sash 3. The flanges 23 are formed by bending, and these flanges 23 are adhesively fixed to the inner surface of the outer wall 4 and the inner surface of the inner wall 5.

The flange 23 on the side of the molding piece 22 is formed with a space corresponding to the thickness of the outer wall 4 of the partition sash 3 between the flange 23 on the side of the molding piece 22 and the molding on the side of the flange 23. A step portion 24 that engages with the upper edge of the outer wall 4 is formed at a portion connected to the piece 22, while the upper portion of the flange 23 that abuts the inner surface of the inner wall 5 has the step portion 24 of the inner wall 5. A step portion 24 that engages with the upper edge is formed.

Further, the leg piece 21 is integrally bulged at the upper end portion thereof, for example, toward the front to form the lower surface of the door sash 2 and the partition wall 6 of the partition sash 3 on the partition weather strip fitting groove 8 side. It is provided with a bulging portion 25 that is filled and arranged in an acute-angled corner portion formed by the side surface.

As described above, the bulging portion 25 is arranged at an acute angle corner portion and has a sealing surface 25a which comes into contact with the lower surface (inner peripheral surface) of the door sash 2 and a top portion of the corner portion of the partition weather strip 11. It is formed into a substantially triangular cross-section with a sealing surface 25b that abuts substantially directly, and the corners of the acute angle corners are substantially dropped so that the outer peripheral surface of the corner portion of the partition weather strip 11 and the door sash 2 are formed. It is designed to closely seal the lower surface of the.

In the present embodiment, a sheet-shaped sealing member 26 generally called an EPT seal is attached to the peripheral surface of the bulging portion 25 so that the sealing effect can be enhanced by the sealing member 26. .

According to the structure of the above embodiment, the end cap 20 attached to the upper end of the partition sash 3 is used.
Swelling portion 25 having a triangular cross section formed on the upper end of the leg piece 21 of
Is filled and arranged in a corner portion of an acute angle formed by the lower surface of the door sash 2 in which the corner portion of the partition weather strip 11 is arranged and the partition wall 6 of the partition sash 3, and the bulging portion 25 of the corner portion is formed. Since it functions as a corner piece that substantially drops the corners, the bulged portion 25 and the outer peripheral surface of the corner portion of the partition weather strip 11 can be appropriately brought into close contact with each other without causing a gap, and therefore the door sash 2 The sealability of the connecting portion between the lower surface of the partition sash and the upper end of the partition sash 3 can be improved.

In particular, in this embodiment, since the sheet-shaped sealing member 26 is attached to the peripheral surface of the bulging portion 25,
The seal member 26 comes into close contact with the outer peripheral surface of the corner portion of the partition weather strip 11 and the lower surface of the door sash 2. In addition, since the seal member 26 makes surface contact between the peripheral surface of the bulging portion 25 and the lower surface of the door sash 2, there is no risk of edge breakage, and a sufficient thickness can be maintained, so that the sealing performance is improved. Can be further enhanced.

In addition to the effect on the seal, the leg pieces 21 of the end cap 20 are provided with positioning flanges 23 on both side edges thereof, and the flanges 23 serve as inner surfaces of the outer wall 4 of the partition sash 3. Since it abuts against the inner surface of the inner wall 5, the mounting position of the end cap 20 in the vehicle width direction is fixed when the end cap 20 is mounted, and at the same time, the step portion 2 formed on the upper side of the positioning flange 23.
4 is engaged with the upper edge of the outer side wall 4 and the upper edge of the inner side wall 5 to determine the vertical mounting position of the end cap 20, thereby improving the mounting workability of the end cap 20. You can

FIG. 5 shows a second embodiment of the present invention. A seal piece 27 is integrally extended to the upper surface of the bulging portion 25 shown in the first embodiment, that is, the front and rear edges of the seal surface 25a. It is set up.

Each of the sealing pieces 27 has its tip end bent and bent upward and has a sharp end. The tip end is elastically brought into close contact with the lower surface of the door sash 2 to seal it by a spring action. The piece 27 is adapted to be in close contact with the upper surface of the corner portion of the partition weather strip 11 and the upper surface of the corner portion of the grass run 10.

Therefore, in this second embodiment, the sealing piece 2
Since the spring action of 7 increases the seal surface pressure on the upper surface side of each corner portion of the partition weather strip 11 and the grass run 10, the sealability can be further improved.

Even in the structure of the second embodiment, if the sheet-shaped seal member 26 is attached to the upper surface of the seal piece 27 and the bulging portion 25, the sealability can be further improved. it can.

Although the door partition structure of the front corner portion of the front door is exemplified in the above-mentioned embodiment, the same effect can be obtained by applying to the door partition structure of the rear corner portion of the rear door. In the case where the partition sash is connected in a T-shape, the right angled corners formed on the front and rear sides of the upper end of the partition sash are filled with bulging portions to substantially drop the corners of the corners. You can do it like this.

[Brief description of drawings]

FIG. 1 is a sectional view showing a first embodiment of the present invention.

FIG. 2 is an exploded perspective view of the first embodiment of the present invention.

FIG. 3 is a perspective view showing an upper end portion of the partition sash according to the first embodiment of the present invention.

FIG. 4 is a front view of FIG.

FIG. 5 is a perspective view showing an upper end portion of the partition sash according to the second embodiment of the present invention.

FIG. 6 is a side view of an automobile door that is a target of the present invention.

[Explanation of symbols]

2 door sash 3 partition sash 4 Outer wall 5 Inner wall 6 partitions 7 Glass run fitting groove 8 Partition weather strip fitting groove 10 grass run 11 Partition Weather Strip 20 end cap 21 legs 22 Mall pieces 23 Positioning flange 24 steps 25 bulge 26 Seal member 27 seal pieces

Claims (5)

(57) [Claims] 1. A structure in which an end cap made of an elastic material attached to the upper end of the partition sash is arranged at a connecting portion between the lower surface of the door sash and the upper end of the partition sash, wherein the end cap is a glass run fitting of the partition sash. A leg piece fixed to the partition wall that separates the groove and the partition weather strip fitting groove, and a leg piece integrally formed with the leg piece, the leg piece being disposed between the upper edge of the outer wall of the partition sash and the lower edge of the door sash. It is provided with a molding piece that closes the space between the two and connects the glass run and the partition weather strip flush with the outer surfaces thereof and connects the both, and the upper end of the leg piece is oriented in the front-back direction. A corner that is integrally bulged and formed by the partition sash partition wall upper end and the door sash lower surface A door having a bulging portion that is closely packed with the outer peripheral surface of the partition weather strip and / or the outer peripheral surface of the corner portion of the grass run. Partition sash end cap mounting structure. 2. A sheet-shaped sealing member that is in close contact with the outer peripheral surface of the partition weather strip, the outer peripheral surface of the glass run corner, and the lower surface of the door sash is attached to the peripheral surface of the bulging portion. The end cap mounting structure for a door partition sash according to claim 1. 3. The front and rear edges of the upper surface of the bulging portion are integrally extended in the front-rear direction, and each tip is formed with a sealing piece protruding elastically in close contact with the lower surface of the door sash. Item 1. A door partition sash end cap attachment structure according to item 1. 4. A positioning flange, which abuts against the inner surface of the outer wall and the inner surface of the inner wall of the partition sash, is integrally bent and formed on both side edges of the leg piece in the vehicle width direction. the end cap attachment structure of the door partition sash as claimed in one. 5. A step portion that engages with an upper edge of an outer wall and an upper edge of an inner wall of the partition sash is formed on upper portions of both side edges of the leg piece in the vehicle width direction.
An end cap mounting structure for a door partition sash according to any one of 1 .