JP3133792B2 - Car window 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 improvement in a window structure of a vehicle, particularly, an improvement in the window structure of a vehicle for achieving a flash surface.

[0002]

2. Description of the Related Art As such a conventional vehicle window structure, for example, one described in Japanese Utility Model Publication No. Sho 62-6883 is known.

[0003] Briefly, a substantially U-shaped glass run provided on a door frame of a door window of an automobile,
A window glass that is provided so as to be able to move up and down from inside the door main body and whose outer peripheral portion is in sliding contact with the inside of the glass run.

[0004] The glass run is integrally formed of a rubber material such as EPDM, has side walls integrally provided on both sides of a base held by a door frame, and is bent inward from the upper end of the side wall. It has a pair of extending lips. A polyolefin-based resin layer such as a polypropylene resin having excellent abrasion resistance and low frictional resistance is formed on the opposing surfaces of the two lip portions which are in sliding contact with the window glass by thermal fusion. Therefore, a smooth lifting action of the window glass can be obtained by such a glass run.

[0005]

However, in the conventional window structure, since the polyolefin resin layer is provided on both lip portions of the glass run, the polyolefin resin layer is not used after a long period of use. There is a risk of peeling from the lip. That is, since the lip portion is a flexible rubber material, the bending deformation due to sliding with the window glass is repeatedly performed, whereby the bonding strength between the lip portion and the polyolefin-based resin layer is reduced, and the lip portion may be peeled off with time. is there. As a result, not only the appearance quality is reduced, but also the frictional resistance between the window glass and the glass run increases.

[0006]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and has been described in the first aspect.
Is a glass run provided at the opening edge of the door window,
A window glass, which is provided to be able to move up and down from inside the door body and has an outer peripheral portion slidingly contacting the inner lip portion of the glass run, wherein the outer peripheral portion of the window glass has abrasion resistance and a coefficient of friction. together to fix the sliding member made of a small synthetic resin material, the sliding member
For slidably connecting the glass run with the glass run
It features a zipper .

According to a second aspect of the present invention, the chuck
Attach the fastener to the inner peripheral surface of the outside wall of the glass run.
A holding member provided along the direction,
Along the outer surface of one side wall along the longitudinal direction, the holding
Slide that is fitted and held slidably along the longitudinal direction of the member
And a member.

[0008]

According to the present invention having the above-described structure, the sliding member is fixed to the hard window glass side, so that the joining strength between the two is improved, and the sliding member is made of the window glass even if sliding with the glass run is repeatedly performed. A stable and reliable fixing state is maintained without any part coming off or falling off, and the durability can be improved.

Moreover, the sliding member and the glass run are
Slidably connected by chuck fastener
Guide the windshield up and down smoothly.
And become possible.

[0010]

Embodiments of the present invention will be described below in detail with reference to the drawings.

1 to 3 show a first embodiment of the present invention.
A glass run 2 is held inside a door frame (not shown) provided at a window opening edge of a front door of an automobile, for example, and a window glass 3 is provided on a door body so as to be movable up and down. As shown in FIGS. 1 and 2, the glass run 2 is integrally formed of a rubber material, and is fixed to a bottom surface of a door frame having a U-shaped cross section, and both side walls rising from both sides of the base 4. 5, 5 and a lip portion 6 bent inward from the upper end of the side wall 5 on the inside of the vehicle.

On the other hand, as shown in FIG. 3 and FIG. 4, the window glass 3 has long sliding members 7, 7 at the front end 3a and the rear end 3b which slide inside the glass run 2 when ascending and descending.
Is fixed. More specifically, each of the sliding members 7, 7 has a substantially U-shaped cross section, and the window glass 3
Are formed along the longitudinal direction of the front and rear ends 3a, 3b of the front and rear, and are integrally formed of a synthetic resin material which is hard, has excellent wear resistance and a small friction coefficient. As the synthetic resin material, a thermoplastic or curable resin material such as polyethylene, fluororesin, polyacetal or polypropylene is used. In addition, a material obtained by adding a low friction material such as wax, silicon, or fluorine to polyvinyl chloride, polyurethane resin, or polyamide is used. Further, the sliding members 7, 7 are formed on the bottom wall 7a after injection molding or the like.
The front and rear ends 3a, 3b of the window glass 3 are provided between both side walls 7b, 7b standing upright on both sides of the window glass. It is firmly fixed by the attached adhesive 8.

The glass run 2 and the sliding members 7, 7
Means the chuck fastener 2 as shown in FIGS.
They are linked by 0,20. That is, the chuck fasteners 20, 20 are provided along the longitudinal direction of the inner peripheral surface of the outer side wall 5, and are provided along the outer surface longitudinal direction of the outer side wall 7 b of the sliding member 7. And the slide member 22 provided.

The holding member 21 is formed of a synthetic resin material in a strip shape, and is fixed to one side wall 5 by an adhesive.
And a cross section substantially C provided integrally with one end of the base 23.
And a fitting portion 24 having a character shape.

On the other hand, the slide member 22 is formed integrally with the slide member 7 by extrusion or the like, and has a thin base 25 connected to the outer surface of the side wall 7b. And a slider portion 26 having a substantially circular cross section fitted into the fitting portion 24. This slider portion 26
Is slidably provided in the fitting portion 24 along the longitudinal direction, and is swingable in the width direction of the side wall 7b by utilizing the thinness of the base portion 25. The slide member 22 is linearly extended, and is not provided at the front and rear upper corners of the window glass 3.

Incidentally, the slider portion 26 is made of a window glass 3
Is fitted to the fitting portion 24 of the holding member 21 even when the is fully lowered and completely stored in the door body.

Therefore, according to this embodiment, each of the sliding members 7, 7 is formed of the front and rear ends 3a, 3a of the hard window glass 3.
Since it is firmly fixed to 3b via the adhesive 8, the bonding strength between the window glass 3 and each of the sliding members 7, 7 is sufficiently improved. Therefore, by sliding each of the sliding members 7 between the insides of the glass run 2 as the window glass 3 moves up and down, the window glass 3 can always smoothly move up and down. Even when sliding, the sliding members 7, 7 do not partly come off or fall off from the window glass 3, and a stable and reliable fixing state is maintained, thereby improving the durability.

Further, since the sliding members 7, 7 are simply formed in a U-shape in cross section, the forming process is easy, and by changing the wall thickness, the window glass 3 is assembled to the door body. Errors and the like can be adjusted.

Further, according to this embodiment, the sliding movement of the sliding member 22 with the holding member 21 accompanying the raising and lowering of the window glass 3 makes it possible to guide the window glass 3 up and down more smoothly. become.

Further, since the fitting portion 24 holds the slider portion 26 in the holding state, the window glass 3 and the glass run 2 are held.
The sealing property between them is improved, and it is possible to reliably prevent rainwater or the like from entering the vehicle interior from outside the vehicle.

Further, since the slider portion 26 can swing through the base portion 25, the slider portion 26 slides while deforming and absorbing slight bending of the holding member 21, so that a good sliding action can always be obtained. .

Further, in order to fit the slider portion 26 to the fitting portion 24, the one side wall 5 of the glass run 2 can be pushed inward by hand and fitted with one touch, so that the fitting operation is extremely easy. is there.

FIGS. 5 to 8 show second to fifth embodiments. In the second embodiment shown in FIG. 5, a holding member 21 is integrally provided on the upper end edge of the outer side wall 5 of the glass run 2, while FIG. A sliding member 22 fitted to the holding member 21 is integrally provided at the upper end of the outer side wall 7 b of the sliding member 7.

The holding member 21 has a first fitting portion 27 bent at the upper end of the base portion 23 in a substantially L-shape, and the first fitting portions 27 and 2 are integrally provided on the inner surface of the base portion 23. A substantially L-shaped second fitting portion 28 is provided in a stepped manner.

On the other hand, the slide member 22 is substantially L-fitted to the first and second fitting portions 27 and 28 on the outer surface of the base 25.
First and second slider portions 29, 30 bent in a letter shape
Are provided integrally.

Therefore, in this embodiment, the holding member 2
1 and the slide member 22 are further securely fitted by the relative fit between the first and second fitting portions 27 and 28 and the first and second slider portions 29 and 30 in the upper and lower stages. ,
The sealing performance is improved.

In the third embodiment shown in FIG. 6, the outer side wall 5 of the glass run 2 is formed to be extended, and the holding member 21 is bonded to the inner surface of the side wall 5 afterward.

In the fourth embodiment shown in FIG. 7, a pair of holding members 21 and 21 are provided on both side walls 5 and 5 of the glass run 2, while holding members 21 and 21 are provided on both side walls 7b and 7b of the sliding member 7.
21 is provided with a pair of slide members 22 and 22, which are fitted respectively. The holding member 21 on the inside of the vehicle is back-adhered to the side wall 5 on the inside of the vehicle.

In the fifth embodiment shown in FIG. 8, the holding member 21 is continuously and integrally provided inside the vehicle outer side wall 5 of the glass run 2, while the slide member 22 is provided on the side of the vehicle outer side wall 7b of the slide member 7. It is provided integrally.

FIG. 9 shows another example of the mounting structure of the sliding members 7, 7 to the window glass 3, wherein the sliding members 7, 7 are integrally formed by extrusion molding with a harder synthetic resin material. After the completion of the extrusion molding, both side walls 7b, 7b rising from both sides of the bottom wall 7a are elastically deformed inwardly in a mutually inclined state. When attaching to the window glass 3, both side walls 7b, 7b on one end side are opened, and the front side or the rear end 3a is strongly pushed from the edge of the front end or the rear end 3a to be fitted. Therefore, the front and rear ends 3a, 3b are attached by a strong elastic force of the side walls 7b, 7b.

Therefore, the sliding members 7, 7 can be firmly fixed to the window glass 3 as well as can be fixed without using an adhesive, thereby facilitating the mounting operation.

FIG. 10 shows still another example of the mounting structure of the sliding members 7, 7 in which the sliding members 7, 7 are integrally fixed to the front and rear end portions 3a, 3b of the window glass 3 by a mold. It is. That is, the front end portion 3a and the rear end portion 3b of the window glass 3 are arranged in advance at predetermined positions in the cavity 11 between the lower die 9 and the upper die 10, and thereafter,
A molten resin material is injected into the cavity. by this,
The sliding members 7 can be integrally fixed to the window glass 3.

Therefore, according to this embodiment, since the window glass 3 and the sliding members 7, 7 are more firmly fixed, the sliding members 7, 7 can be reliably prevented from falling off.

Incidentally, the present invention is not limited to the above-described embodiment, and each sliding member can be fixed to the window glass by another method, and the thickness and length thereof can be arbitrarily changed. It is possible to

[0036]

As is apparent from the above description, according to the vehicle window structure of the present invention, the sliding member made of a synthetic resin material having abrasion resistance and a small friction coefficient is provided on the outer peripheral portion of the window glass. Is fixed, so that the window glass can always smoothly move up and down, and also a strong joint between the window glass and the sliding member can be obtained. Even if it does, the sliding member can be improved in durability without part of the sliding member coming off or falling off the window glass.

In addition, as the window glass moves up and down,
Slides while the guide member is connected to the holding member.
To guide the windshield up and down more smoothly
It becomes possible.

According to the second aspect of the present invention,
Since the holding member fits and holds the slider portion in the holding state,
The seal between the window glass and the glass run is improved,
Rainwater, etc., can be reliably prevented from entering
Wear.

[Brief description of the drawings]

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

FIG. 2 is a perspective view of a main part of the embodiment.

FIG. 3 shows sliding with respect to a window glass in this embodiment .
The front view which shows the attachment state of a member.

FIG. 4 is a sectional view taken along line AA of FIG . 3;

FIG. 5 is a sectional view of a main part showing a second embodiment of the present invention.

FIG. 6 is a sectional view of a main part showing a third embodiment of the present invention.

FIG. 7 is a sectional view of a main part showing a fourth embodiment of the present invention.

FIG. 8 is a sectional view of a main part showing a fifth embodiment of the present invention.

FIG. 9 shows a window glass of a sliding member used in the present embodiment .
FIG. 9 is a perspective view of a main part showing another example of a mounting structure for the camera.

FIG. 10 shows still another example of the mounting structure of the sliding member .
Sectional drawing of a metal mold.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Door frame, 2 ... Glass run, 3 ... Window glass, 3a, 3b ... Front and rear end part, 6 ... Lip part, 7 ... Sliding member, 20 ... Chuck fastener, 21 ... Holding member, 22
... Slide member .

Claims (2)

(57) [Claims] 1. A vehicle window structure comprising: a glass run provided at an opening edge of a door window; and a window glass provided so as to be able to ascend and descend from inside a door body and having an outer peripheral portion slidingly contacting an inner lip portion of the glass run. A sliding member made of a synthetic resin material having abrasion resistance and a small friction coefficient is fixed to an outer peripheral portion of the window glass.
The slide member and the glass run are slidably connected.
A window structure for an automobile, comprising a chuck fastener for tying. 2. The glass fastener according to claim 2, wherein the chuck fastener is a glass run.
A protection provided along the longitudinal direction of the inner peripheral surface of one side wall on the outside of the vehicle
Holding member and an outer surface longitudinal direction of one side wall on the vehicle outside of the sliding member
Along the longitudinal direction of the holding member
It consists of a slide member fitted and held slidably.
The vehicle window structure according to claim 1, wherein: