JPH04110228A - Weather strip fitting structure - Google Patents

Abstract

PURPOSE:To fit a weather strip to a door sash easily and securely by providing an extended flange equipped with an engagingly-locking part of wide section on the door sash, providing an engagingly-locking groove to a weather strip, and fitting the locked part in locking groove from the room side of the door sash. CONSTITUTION:A flange 14 equipped with an engagingly-locked part 13 of the section of arrowhead shape at its tip is formed on the inner panel 12 of a door sash 10 in an extended manner toward the inside of the room (in the direction of the arrow 1). The deepest part of an engagingly-locking groove 25 formed approximately in the middle of the side face of a weather strip 15 outside of the room is formed in an arrowhead section shape in which the locked part 13 can be fitted. A transverse groove 26 extending in the direction of a door window glass 22 is provided in parallel on the deepest part of the locking groove 25, allowing the locked part 13 of wide section form to be fitted in the locking groove part 25 which is opened easily when it is pushingly pressed against the flange 14 of the door sash 10. This configuration facilitates the fitting work of the weather strip to the door sash, thereby eliminating any shift of the weather strip outside the room.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a mounting structure for mounting an automobile weather strip to a door sash.

2. Description of the Related Art A door seal part that is closely attached to a door opening of a vehicle body as a weather strip attached to a door sash part of an automobile;
Some are integrally formed with a glass run portion that is in close contact with the door window glass.

A conventional mounting structure for this type of weather strip is shown in, for example, Japanese Utility Model Application No. 62-95928.

To briefly explain the mounting structure of this weather strip with reference to FIG.
The door seal part 4 and the glass run part 5 are integrally formed, and a locking groove 6 is formed at an intermediate position between the door seal part 4 and the glass run part 5. In this construction, the engaging groove 6 portion of the weather strip 3 is press-fitted into the flange 2 of the door sash 1 from the outside of the vehicle. In addition, a plurality of clamping pieces 7 for clamping the flat-shaped flange 2 are formed on the mutually opposing inner walls of the locking groove 6, so that the door sash 1 and the weather strip 3 are firmly fixed. ing.

Further, in the figure, 8 indicates a roof side panel constituting a vehicle door opening, and 9 indicates a door window glass.

Problems to be Solved by the Invention However, the above-mentioned conventional weather strip mounting structure
Weather on the flange 2 of the flat door sash 1.
Since the locking groove 6 portion of the strip 3 is simply press-fitted, installation is easy, but repeated opening and closing of the door may cause the weather strip 3 to shift toward the outside of the vehicle, resulting in poor sealing and damage to the door window. glass 9
There is a problem in that it causes problems in lifting and lowering.

SUMMARY OF THE INVENTION Accordingly, it is an object of the present invention to provide a weatherstrip mounting structure that allows the weatherstrip to be easily and firmly attached to a door sash.

Means for Solving the Problems As a means for solving the above-mentioned problems, the present invention provides a weather door in which a door seal part and a glass run part are integrally formed.
In the mounting structure for attaching the strip to the door sash, a flange with a wide cross-section locking portion at the tip extends on the inside of the door sash, while the weather strip is attached to the door sash.
A locking groove into which the locking portion can fit is provided on the strip, and the locking portion and the locking groove are fitted from the inside of the door sash.

When attaching a weather strip to a working door sash, the locking groove portion of the weather strip is pressed against the tip of the flange of the door sash from inside the vehicle, thereby fitting the locking portion and the locking groove. - Once the weather strip is attached to the door sash, the wide locking portion is fitted into the locking groove and cannot be removed.

EXAMPLE Hereinafter, an example of the present invention will be described based on FIGS. 1 to 3.

1 to 3 are cross-sectional views corresponding to the section ■-■ in FIG. 7, and in the same figure, 10 is a door sash formed by joining an outer panel 11 and an inner panel 12.

The inner panel 12 is formed with a flange 14 extending toward the interior of the vehicle (in the direction of the arrow in the figure) and having a locking portion 13 having an arrowhead-shaped cross section at its tip.

15 is a weather strip having a door seal part 16 and a glass run part 17;
5, only the door seal part 16 is made of sponge rubber, and the other parts are made of hard rubber. The door seal part 16 consists of a door seal lip outer 19 and a door seal lip inner 20 that are in close contact with the roof side panel 18 that constitutes the door opening, and the glass run part 17 includes a glass run base 21 that is connected to the door seal part 16 and a glass run base. A glass seal lip inner 23 and a glass seal lip outer 24 extend from the glass seal lip 21 in an L-shape and an inverted-shape, and their respective tip portions are in close contact with the inner and outer peripheral edges of the door window glass 22, respectively. Consists of.

The bent portion of the glass seal lip inner 23 is formed larger than that of the glass seal lip outer 24, so that the peripheral edge of the door window glass 22 can be more strongly supported from inside the vehicle.

Reference numeral 25 denotes a locking groove formed approximately in the center of the outer side surface of the weather strip 15, and the deepest part of the locking groove 25 has a shape into which the locking portion 13 can fit, that is, the locking portion 13
It has the same arrowhead cross-sectional shape as . Furthermore, the locking groove 2
A horizontal groove 26 extending in the direction of the door window glass 22 is provided at the deepest part of the door window glass 1.
When pressed against the flange 14 of 0, the locking groove 25 easily opens to form the locking portion 1 having a wide cross-sectional shape (arrowhead cross-section shape).
3 is fitted into the locking groove 25.

A core metal 27 is embedded in the weather strip 15 so as to surround the area from the vicinity of the opening of the lock groove 25 to the horizontal groove 26, and the rigidity of the weather strip 15, especially the rigidity around the lock groove 25, is It is held in place by a core bar 27. Further, 23a and 28b are the lateral grooves 2 of the core bar 27.
29 is a through hole formed at a position surrounding 6;
By screwing into the through holes 28a and 28b, the horizontal groove 26
This is a screw that controls the deformation of the

Reference numeral 30 denotes a decorative wall on the inside of the car of the weather strip 15, and this decorative wall 30 on the inside of the car is attached to the glass seal lip inner 2.
It is formed so as to extend toward the interior of the vehicle from the bent portion of No. 3, and can be freely elastically deformed around this bent portion. Further, the outer surface of the interior decoration wall 30 is formed into a predetermined curved shape, and a hook-shaped projection 31 is formed at the tip thereof.

On the other hand, a hook-shaped protrusion 32 that can be engaged with the protrusion 31 is formed on the interior side wall of the glass run base 21, and the interior decoration wall 30 is designed to accommodate the engagement of these hook-shaped protrusions 31 and 32. By releasing and engaging the glass seal lip inner 23, the glass seal lip inner 23 can be freely opened and closed around the bent portion. Further, a notch portion 33 is provided on the inside of the car interior decorative wall 30, and the head of a screw 29 is accommodated in this notch portion 33 to be screwed into the core bar 27. Furthermore, the outer surface from the interior decorative wall 30 to the glass seal lip inner 23 is painted in a predetermined color.

In the figure, 34 indicates a welt attached to the flange portion of the roof side panel 18, 34a indicates a lip portion of this welt 34, and 35 indicates a molded ceiling.

In such a configuration, when attaching the weather strips 15 to the door sash 10, first, as shown in FIG. The locking groove 25 portion of the weather strip 15 is pressed, and the locking portion 13 having an arrowhead cross-section at the tip of the flange 14 is fitted into the deepest part of the locking groove 25. At this time, the deepest part of the locking groove 25 has a lateral groove 2.
6 are arranged in a row, the engagement groove 26 opens relatively easily.

Next, as shown in FIG. 3, the protrusions 31 and 32 are disengaged to open the interior decoration wall 30, and in this state, the screws 2 are inserted from the notch 33 into the through holes 28a and 28b of the core bar 27.
Screw together 9. When the screw 29 is screwed into the core metal 27 in this way, the opening of the horizontal groove 26 is restricted, so the locking part 13 of the door sash 10 and the locking groove 25 of the weather strip 15 are firmly fitted and cannot be removed. .

Finally, the protrusions 31 and 32 are engaged again to close the car interior decoration wall 30, and the weather protection against the door sash 10 is closed.
Complete the installation of strip 15.

In addition, when painting the area from the interior decoration wall 30 to the outer surface of the glass seal lip inner 23 (area indicated by B in FIG. 3) in a predetermined color, the interior decoration wall 30 is painted in a predetermined color as shown in FIG. The bent part of the glass seal lip inner 23 is opened to mask the area around the tip of the glass seal lip inner 23 and the interior decoration wall 30, and painting is performed in this state.

In this way, masking can be performed with the car interior decorative wall 30 open, which not only simplifies the masking process but also creates a beautiful (and accurate) boundary line A between painted and non-painted areas. ).

Note that 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 arrowhead cross-sectional shape shown in FIG. As long as it has a cross section, it is possible to adopt various shapes as shown in Fig. 4.5.6.

Effects of the Invention As described above, the present invention provides a door sash with a flange extending on the inside of the vehicle, which has a locking part with a wide cross section at its tip, and a weather door in which a door seal part and a glass run part are integrally formed. The strip is provided with a locking groove into which the locking part of the flange can fit, and the locking part and the locking groove are fitted from the inside of the door sash, making it easy to attach the weather strip to the door sash. In addition, once installed, the weather strip will not shift toward the outside of the vehicle even if the door is repeatedly opened and closed.

Furthermore, since the weather strip covers the inside of the door sash, the degree of freedom in design of the inside wall surface of the car increases.

[Brief explanation of drawings]

Fig. 1.2.3 is a sectional view of one embodiment of the present invention corresponding to the section ■-■ in Fig. 7, and Fig. 4.5.6 is a sectional view showing other embodiments of the present invention, which are different from each other. , FIG. 7 is a side view showing the door portion of the vehicle body, and FIG. 8 is a sectional view of the prior art corresponding to the section 2--2 in FIG. 7. 10... Door sash, 13... Locking part, 14...
・Flange, 15...Weather strip, 16...
・Door seal part, 17...Glass run part, 25...
mooring groove. Fig. 2 Section 10------Door Slot 13---Rip 1± Part 14---Fringe 15---Weast 1)---Knob 16------
Door seal wholesale Figure 4 Figure 5 Figure 6

Claims (1)

[Claims] (1) In a mounting structure in which a weather strip in which a door seal portion and a glass run portion are integrally formed is attached to a door sash, a flange having a wide cross-section locking portion at the tip extends on the inside of the door sash. On the other hand, the weather strip installation is characterized in that the weather strip is provided with a locking groove into which the locking part can fit, and the locking part and the locking groove are fitted from inside the vehicle of the door sash. structure.