JP2865832B2 - Weather strip mounting structure - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a mounting structure for mounting a weatherstrip of an automobile on a door sash.

2. Description of the Related Art As a weather strip to be mounted on a door sash portion of an automobile, there is a weather strip in which a door seal portion close to a vehicle body door opening and a glass run portion close to a door window glass are integrally formed.

As a conventional mounting structure of this type of weather strip, for example, there is one disclosed in Japanese Utility Model Laid-Open No. 62-95928.

The mounting structure of the weather strip will be briefly described with reference to FIGS. 7 and 8. The door sash 1 has a flat flange 2 extending outside the vehicle,
The door seal portion 4 and the glass run portion 5 are integrally formed, and a locking groove 6 is formed at an intermediate position between the door seal portion 4 and the glass run portion 5. In the structure, the locking groove 6 of the weather strip 3 is press-fitted into the flange 2 of the door sash 1 from the outside of the vehicle. A plurality of holding pieces 7 for holding the flat flange 2 are formed on inner walls of the locking groove 6 facing each other so that the door sash 1 and the weather strip 3 are firmly fixed. Has become. Also, in the figure, reference numeral 8 denotes a roof side panel constituting a vehicle body door opening, and reference numeral 9 denotes a door window glass.

SUMMARY OF THE INVENTION However, the above-mentioned conventional weatherstrip mounting structure merely press-fits the locking groove 6 of the weatherstrip 3 into the flange 2 of the flat-shaped door sash 1. Can be easily performed, but there is a problem that the weather strip 3 is shifted to the outside of the vehicle due to the repeated opening and closing of the door, which causes a defective seal and a defective vertical movement of the door window glass 9.

Therefore, an object of the present invention is to provide a structure for attaching a weatherstrip to a door sash which can be easily and firmly attached to the doorsash.

Means for Solving the Problems The present invention, as means for solving the above-mentioned problems,
In a mounting structure for mounting a weatherstrip in which a door seal portion and a glass run portion are integrally formed on a door sash, while a flange provided with a locking portion having a wide cross section at a tip portion is extended inside the door sash, The weatherstrip is provided with a locking groove in which the locking portion can be fitted, and the locking portion and the locking groove are fitted from inside the door sash.

Effect When attaching a weatherstrip to the door sash,
The locking groove and the locking groove are fitted by pressing the locking groove portion of the weather strip from the inside of the vehicle against the tip of the flange of the door sash. Once the weatherstrip is attached to the door sash, the wide locking portion is fitted into the locking groove and will not come off.

Embodiment An embodiment of the present invention will be described below with reference to FIGS.

FIGS. 1 to 3 are cross-sectional views corresponding to the VIII-VIII portion of FIG. 7. In the same figure, reference numeral 10 denotes a door sash in which an outer panel 11 and an inner panel 12 are joined.
The inner panel 12 is provided with a flange 14 having a locking portion 13 having a barbed cross-sectional shape at the tip end thereof, extending toward the inside of the vehicle (the direction of the arrow I in the drawing).

Reference numeral 15 denotes a weather strip including a door seal portion 16 and a glass run portion 17, and the weather strip 15 includes:
Only the door seal part 16 is formed by sponge rubber,
Other parts are formed of hard rubber. The door seal portion 16 includes a door seal lip outer 19 and a door seal lip inner 20 that are in close contact with a roof side panel 18 that constitutes a door opening. A glass seal lip inner 23 and a glass seal lip outer 24, each of which extends in an L-shape and an inverted L-shape from 21 and whose leading ends are in close contact with the inner and outer peripheral edges of the door window glass 22, respectively. Consists of The bent part of the glass seal lip inner 23 is
Formed larger than that of the door window glass 22
Can be supported more strongly from the inside of the car.

Reference numeral 25 denotes a locking groove formed substantially at the center of the outer side surface of the weather strip 15, and the deepest portion of the locking groove 25 has a shape in which the locking portion 13 can be fitted, that is, the locking portion 13 It has the same cross section as that of the arrowhead. Further, a lateral groove 26 extending in the direction of the door window glass 22 is continuously provided at the deepest portion of the locking groove 25, and when the locking groove 25 is pressed against the flange 14 of the door sash 10, the locking groove 25 is easily formed. The locking portion 13 which is opened and has a wide cross-sectional shape (having an arrowhead cross-sectional shape) is fitted into the locking groove 25.

Reference numeral 27 denotes a metal core embedded in the weather strip 15 so as to surround the area from the vicinity of the opening of the locking groove 25 to the horizontal groove 26, and the rigidity of the weather strip 15, particularly the rigidity around the locking groove 25, is It is kept at 27. Reference numerals 28a and 28b denote through holes formed at positions surrounding the lateral grooves 26 of the cored bar 27, and reference numeral 29 denotes screws that restrict deformation of the lateral grooves 26 by being screwed into the through holes 28a and 28b.

30 is a car interior decoration wall of the weather strip 15,
The vehicle interior decoration wall 30 is formed to extend inward from the bent portion of the glass seal lip inner 23, and can be freely elastically deformed around the bent portion. In addition, the vehicle interior decoration wall 30 has an outer surface formed into a predetermined curved surface shape, and a hook-shaped projection 31 is formed at a tip portion thereof.
On the other hand, a projection 31 is formed on the inner side wall of the glass run base 21.
And a hook-shaped projection 32 that can be engaged with the vehicle interior decorative wall 30 releases the engagement of these hook-shaped projections 31, 32,
The engagement allows the glass seal lip inner 23 to freely open and close around the bent portion. In addition, the notch part is inside the car interior decoration wall 30
A notch 33 is provided, and the head of the screw 29 is accommodated in the notch 33 so as to be screwed to the core metal 27. Further, the outer surfaces from the interior decoration wall 30 to the glass seal lip inner 23 are coated with a predetermined color.

In the drawing, reference numeral 34 denotes a welt mounted on the flange portion of the roof side panel 18, 34a denotes a lip portion of the welt 34, and 35 denotes a molded ceiling.

In such a configuration, when attaching the weather strip 15 to the door sash 10, first, as shown in FIG. 2, from the inside of the door sash 10 (the arrow I side in the figure).
The locking groove 25 of the weather strip 15 is pressed against the tip of the flange 14, and the locking portion 13 having the arrowhead cross section at the tip of the flange 14 is fitted to the deepest portion of the locking groove 25. At this time, since the horizontal groove 26 is continuously provided at the deepest portion of the locking groove 25, the locking groove 26 opens relatively easily.

Next, as shown in FIG. 3, the engagement between the projections 31 and 32 is released to open the interior decorative wall 30, and in this state, the notch portion is opened.
Screws 29 are screwed from 33 into through holes 28a and 28b of the core metal 27. When the screw 29 is screwed into the metal core 27 in this manner, the opening of the lateral groove 26 is regulated, so that the locking portion 13 of the door sash 10 and the locking groove 25 of the weather strip 15 are firmly fitted and pulled out. Disappears.

Finally, the projections 31 and 32 are engaged again to close the vehicle interior decorative wall 30, and the attachment of the weather strip 15 to the door sash 10 is completed.

Also, glass seal lip inner from car interior decoration wall 30
In the case of painting a predetermined color over the outer surface of 23 (the area indicated by B in FIG. 3), as shown in FIG.
30 is opened centering on the bent portion of the glass seal lip inner 23 to mask the glass seal lip inner 23 and the front end peripheral area of the vehicle interior decoration wall 30, and painting is performed in this state. Since the interior decoration wall 30 can be masked in the open state as described above, the masking operation itself is of course facilitated, and the boundary line A between the painted portion and the non-painted portion is obviously used.
Can be beautifully (accurately).

The embodiments of the present invention are not limited to those described above. For example, the locking portion 13 provided on the flange 14 of the door sash 10 is not limited to the barbed sectional shape shown in FIGS. As long as it has a cross section, it is possible to adopt various shapes as shown in FIGS.

Advantageous Effects of the Invention As described above, the present invention provides a weather shield in which a door seal portion and a glass run portion are integrally formed while a flange having a wide cross-section locking portion is provided at the front end portion on the vehicle inside of a door sash. The strip is provided with a locking groove in which the locking portion of the flange can be fitted, and the locking portion and the locking groove are fitted from the inside of the door sash, so that the work of attaching the weather strip to the door sash is performed. In addition, the weatherstrip does not shift to the outside of the vehicle even if the door is repeatedly opened and closed once it is mounted. In addition, since the weather strip covers the inside of the door sash, the degree of freedom in designing the interior wall surface is also increased.

[Brief description of the drawings]

FIGS. 1, 2, and 3 are cross-sectional views of one embodiment of the present invention corresponding to the VIII-VIII portion of FIG. 7, and FIGS. 4, 5, and 6 are cross-sectional views showing other different embodiments of the present invention. FIG. 7 is a side view showing a door portion of the vehicle body, and FIG. 8 is a cross-sectional view of the prior art corresponding to the portion VIII-VIII in FIG. 10 ... door sash, 13 ... locking part, 14 ... flange,
15 ... weatherstrip, 16 ... door seal, 17 ...
... Glass run, 25 ... Locking groove.

Continuation of the front page (58) Field surveyed (Int.Cl. ⁶ , DB name) B60J 10/08 B60R 13/06

Claims (1)

(57) [Claims] 1. A mounting structure for mounting a weatherstrip, in which a door seal portion and a glass run portion are integrally formed, to a door sash, a flange having a wide-section engaging portion at a tip portion is extended inside the door sash. A weather strip, wherein the weather strip is provided with a locking groove in which the locking portion can be fitted, and the locking portion and the locking groove are fitted from inside the door sash. Mounting structure.