JPS6067222A - Weather strip draining construction - Google Patents

Abstract

PURPOSE:To facilitate draining by opening a drain hole on the inside plate of a body opening edge on the lower side corner of a weather strip and forming a water guide part and a guide lip to said drain hole on the holding lip of said weather strip. CONSTITUTION:After entering the mounting base part 6 of a weather strip, rain water, etc. R reaches the gap part 15 on the end of the mounting flange 5, and flows down from the top or side edge of a window opening through a guide part formed by holding lips 9a, 9b. The rain water which reached a groove part is led to a guide lip 22 through a notch part 21. Since the guide lip 22 is inserted in a drain hole 20 provided on the inside plate of a body, the rainwater can be easily led from the drain hole 20 to the empty space S of the body, being outwardly discharged.

Description

DETAILED DESCRIPTION OF THE INVENTION (1) Technical Field of the Invention The present invention relates to a water drain structure for a weather strip, and in particular to an improvement in the water drain structure for a weather strip that is fitted into a mounting flange formed on the edge of an opening in a vehicle body. Regarding.

(2) Background of the Technology In general, in a vehicle as shown in FIG. 1, a hinged window A such as a rear window, for example, has a hinge 1 at one side edge of a window opening formed in the vehicle body, and a hinge window A at the other side. It is removably attached via a lock handle 2 at the edge.

In this type, the hinge window Ar! At the time of I, it is necessary to maintain watertightness around the hinge window A, and a sealing weather strip W is attached to the edge of the window opening.

(3) Prior art and its problems The conventional weather strip has a structure in which the outer panel 3 of the vehicle body and the inner panel of the vehicle body are attached to the edge of the window opening, as shown in FIGS. 1 to 3, for example. There is one in which the mounting flange 5 of the weather strip W is formed by joining the respective flanges of 4. A conventional weather strip W that is attached to such a mounting base 6 has a substantially U-shaped cross section (=J base 6) and a mounting base 6 that integrally extends from the mounting base 6.
A seal lip 7 that comes into elastic contact with the inner circumferential surface of the hinge window △ when the hinge window A is closed, an auxiliary seal lip 8 that extends integrally from the base 6 of the hinge (=J) and comes into elastic contact with the vehicle body outer panel 3, and the mounting base The weather strip W includes a plurality of protection lips 9a and 9b that protrude inward from the opposing inner surfaces of the mounting flange 5.
The retaining lips 9a and 9b are brought into elastic contact with the retaining lips 9a and 9b, and the retaining portion 6 is fitted into the retaining lips 9a and 9b.

In addition, in FIG. 2 and FIG. 3, i':'r No. 10 & yo roots panel, 11 is a drip channel 11, 12 is a drip molding, and 13 is an interior trim. (For example, -R24 (+9) in 1972) However, in such a conventional IJ-strip, due to mounting errors of the weather strip W and molding errors of the vehicle body outer panel 3, the auxiliary seal lip 8 Not only may a situation arise where the material does not come into close contact with the vehicle body outer panel 3, but also
The mounting flange 5 generally includes the vehicle body outer panel 3 and the vehicle body panel 4.
Because each flange is formed by spot welding, the area around the spot bump of the mounting flange 5 will be thermally deformed. First, attach the retaining lip 9 to this mounting flange 5.
Even if a and 9b are brought into elastic contact with each other, a small gap will still be formed between the mounting flange 5 and the holding lips 9a and 9b. For this reason, when washing a car or in the rain, for example, as shown in Fig. 2, if a landscape R falls on the upper edge or side R of the window opening (not shown), a part of this landscape R will disappear. , as shown by the route of arrow a in FIG. It penetrates along the outer surface of the mounting flange 5 through the section, and reaches the tip gap section 15 of the mounting flange 5. In this state, rainwater, etc. R that has reached the gap 15 passes through the gap 15 to the upper edge of the window opening or
It flows from the side edge towards the lower edge of the window opening. In other words, at the lower edge of the window opening, the rainwater, etc. R in the gap 15 flows downward along the side surface of the passenger compartment of the section 41 (6), as shown by the arrow in FIG. Vehicle interior side holding lip 9b
Although it is temporarily dammed up by the groove 16 between the groove 16 and the mounting base 6, as the rainwater, etc. R gradually accumulates in the groove 12, the rainwater, etc. R1, 31.

It flows down the side surface of the vehicle interior of the mounting flange 5 through the incompletely sealed portion of the interior side holding lip 9b, and finally leaks into the vehicle along the vehicle body plate 4, resulting in a problem. I end up.

(4) Purpose of the Invention The present invention has been made based on the above-mentioned viewpoints, and its purpose is to reliably discharge mountain water, etc. that has climbed over the mounting flange of the shower strip to the outside of the vehicle. Therefore, it is an object of the present invention to provide a drainage structure for a water strip that can effectively prevent leakage of rainwater and the like into a vehicle interior.

(5) Structure of the Invention The basic structure of the present invention is that on the vehicle body plate at the edge of the vehicle body opening corresponding to a part of the lower corner of the weather strip,
A drainage hole communicating with the space between the outer panel and the inner panel of the vehicle body is provided, while a notch is formed in the compartment inner side retaining lip located at a part of the lower corner of the weather strip. There is a water drain M4 structure of the weather strip which has a guide lip inserted into the water drain hole extending from the lower end of the base on the inside side of the vehicle interior corresponding to the notch.

(6) Embodiment of the Invention In this embodiment, the present invention is applied to a weather strip around the hinge window Δ. The mounting flange 5 of the above weatherstrip W (= J part is equipped with the mounting flange 5 similar to the conventional one. In order to ensure that the weather strip W can follow the edge of the window opening, the straight portion W is
A part of the corner WC with a large curvature is integrally molded into a different mold from a.

In this embodiment, the vehicle body plate 4 at the window opening edge corresponding to the lower corner part WC of the above-mentioned power strip W includes:
A drain hole 20 communicating with a space S between the vehicle body outer panel 3 and the vehicle inner panel 4 is provided.

In addition, a part of the lower corner of the weather strip W is
A notch 21 is provided in each of the vehicle interior side holding lips 9b located at
is formed, and a guide lip 22 extends downward from the indoor end of the mounting base 6 corresponding to the notch 21, and this guide lip 22 is inserted into the drain hole 20.

Further, the lower ends of the vehicle body outer plate 3 and the vehicle body plate 4 are fixed to the lower end flange and the upper end flange of the side sill 23, as shown in FIG. A drainage bead 24 is formed between the vehicle body plate 3 and the plate 3 to ensure a water drainage passage, and a drainage hole 25 is formed in the vehicle body outer plate 3 corresponding to the drainage bead 24. Components that are the same as those in the prior art are designated by the same reference numerals as in the prior art, and detailed explanation thereof will be omitted here.

Therefore, according to this embodiment, when rainwater, etc. R falls on the upper edge or side edge of the window opening during car washing, rainy weather, etc., the rainwater, etc. After entering the base 6, it reaches the gap 15 located at the tip of the mounting flange 5, and flows down through the gap 15 from the upper edge or side edge of the window opening toward the upper edge of the window opening. Then, the rainwater, etc. R that has reached the lower corner part of the weather strip W is collected and flows down the side surface of the vehicle interior of the weather strip W, as shown by the arrow C in Fig. 6. Then, it reaches the groove 1G between the conductor inner side holding lip 9b located above and the mounting base 6.At this time, since the above-mentioned cabin side holding lip 9b has a notch 21 formed therein, The rainwater, etc. R does not accumulate in the groove 16, but is taken out through the notch 21 (=J base area 6, flows downward along the inner side of the single room.Then, the rainwater, etc. 1( It reaches the next vehicle interior retaining lip 9b, but flows further downward through the notch 21 of the vehicle interior retaining lip 9b. Rainwater, etc. (
The water is guided along the guide lip 22 from the drain hole 20 into the space S of the vehicle body, and drained at the tip of the guide lip 22. The rainwater, etc. R that has flowed down into the space S of the vehicle body, as shown by the arrow d in Fig. 6,
The water is discharged to the outside of the vehicle through the drain door 24 and the drain hole 25. Therefore, the rainwater, etc. R that crosses over the flange 5 and enters the inside of the vehicle interior is stored in the groove 1G between the interior side holding lip 9b and the base 6 of the flange 5. Since there is no rain water, etc., the above-mentioned rainwater, etc.
There is no possibility that the rainwater or the like will cross over the incomplete seal, and the leakage of rainwater or the like into the vehicle interior is effectively prevented.

Further, in this embodiment, C1 the weather strip W
Since the corner part WC of the weather strip W is molded with a different mold from the straight part Wa, the cutout part 21 and guide lip 22 are integrally molded in the lower corner part WC of the weather strip W. It has become a thing. Therefore,
In extrusion molding the linear portion Wa of the weatherstrip W, there is no need to change the cross-sectional shape of the linear portion Wa, so there is no risk that the moldability of the weatherstrip W will be significantly impaired.

In the above embodiment, the weather strip W
A part of the corner WC is made of a molded material, but it is not necessarily limited to this, and a part of the corner and a straight part are integrally formed by extrusion molding into a weather strip and a guide cut. There is no problem even if the lip is fixed by a priest or the like. Further, in the above embodiment, the present invention is applied to the weather strip W around the hinge window, but the so-called gasket type with d'A around the fixed lead window, sea urchin 1
Of course, the present invention can be applied to ground strips, wedge strips around the first to run grids, and the like.

(7) As described in detail, the weather strip drainage structure according to the present invention prevents rainwater, etc. that leaks into the vehicle interior along the mounting portion of the weather strip from the weather strip. - Since a part of the lower corner of the strip is designed to be actively drained to the outside of the vehicle, it is possible to effectively prevent rainwater from leaking into the vehicle interior.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a vehicle equipped with a hinged window, and FIGS. 2 and 3 are cross-sectional views taken along the lines ■-■ and I[I-III in FIG. The figure is an overall perspective view of an example of a weather strip to which the present invention is applied, viewed from the interior of the vehicle, and Figure 5 shows an embodiment of the water drainage structure of the weather strip according to the present invention; FIG. 6 is a perspective view of the main parts corresponding to , and shows the water drainage route in the present invention! ! 6 is a cross-sectional explanatory diagram corresponding to the line Vl-Vl in FIG. 5. FIG. W... Sea urchin 1 Earth strip 3... Vehicle body outer plate 4... Vehicle body panel 5... Removal] Norange 6... Removal q base 9a,
9b...Retaining lip 20...Drain hole 21...Notch portion 22...Guide lip patent Applicant Nissan Motor Co., Ltd. ji 1 wi' Fig. 2

Claims (1)

[Claims] A mounting base having a substantially U-shaped cross section is fitted to a mounting flange that joins each flange of the vehicle body outer plate and vehicle body plate, which constitute the frontage of the vehicle body. In the weatherstrip, the weatherstrip is provided with a retaining lip that protrudes from the mounting flange and comes into elastic contact with the mounting flange. A water drain hole is provided that communicates with the space between A water drain structure for a weather strip, characterized in that a guide lip is extended from the lower end of the mounting base on the vehicle interior side to be inserted into the water drain hole.