JPH10305728A - Opening trim for automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent an interference with a weather strip of a hollow seal part without increasing door closed load by forming a supporting wall part at the car outside of the hollow seal part supporting the abutting part with a door edge part at the car outside with high rigidity which is higher than that of the abutting part and forming the supporting wall part by laying the part at the car outside for an opening and closing direction of a door. SOLUTION: A hollow seal part 14 of an opening trim 10 is constituted of an abutting part 14a flexibly deforming by being abutted on a sash 5 and each 14b, 14c supporting this abutting part 14a at each of the car outside and the car inside. The supporting wall part 14b at the car outside is formed by solid rubber which is the same as that of a mounting base part 12 and is formed with high rigidity which is higher than the abutting part 14a made of sponge rubber, to increase rigidity of the car outside of the hollow seal part 14. Therefore, the falling to the car outside of the hollow seal part 14 according to a door closing operation is prevented and an interference with a door weather strip 6 can be suppressed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automobile opening trim.

[0002]

2. Description of the Related Art As an opening trim for an automobile, which is attached to an opening edge of an automobile body and abuts on a door edge inside the door weather strip, a cross-sectional structure shown in FIG. 7 is known.

[0003] This known opening trim 100 is:
Inside the door weather strip 120 attached to the door edge 112 and sealing between the vehicle body opening edge 110 and the door weather strip 120, the door weather strip 120 is disposed to seal between the vehicle body opening edge 110 and the door edge 112. The body opening edge 1
10, a mounting base 101 having a substantially U-shaped cross section, and a hollow seal portion 10 bulging from the mounting base 101 and abutting against a sash 113 of a door edge 112.
2 is provided.

Since the hollow seal portion 102 is usually made of sponge rubber and has low rigidity, the hollow seal portion 102 falls down to the outside of the vehicle and interferes with the door weather strip 120 when pressed by the sash 113 accompanying the door closing operation. There is. Therefore, conventionally, in order to eliminate such inconvenience,
The thickness of the support wall portion 102a on the vehicle interior side of the hollow seal portion 102 is formed to be thicker than other portions. At this time, in order to prevent the hollow seal portion 102 from falling into the vehicle interior due to the door closing operation and to improve the appearance from the inside of the vehicle, the support wall portion 102a on the vehicle interior is set to be substantially parallel to the door opening / closing direction. Has formed.

[0005]

However, the supporting wall portion 1 of the hollow seal portion 102 having a large thickness as described above.
When 02a has a shape close to the door opening / closing direction, there is a problem that the door closing load increases.

Accordingly, an object of the present invention is to prevent interference of a hollow seal portion with a door weather strip without increasing a door closing load in such an automobile opening trim.

[0007]

According to the present invention, there is provided an opening trim for a vehicle, wherein the mounting base is attached to an opening edge of a vehicle body of an automobile, and the opening trim protrudes from the mounting base and is provided inside a door weather strip inside the vehicle. An opening trim for an automobile having a hollow seal portion abutting on a door edge portion, a support wall portion on the vehicle exterior side of the hollow seal portion supporting the contact portion of the hollow seal portion with the door edge portion on the vehicle exterior side. Are formed to have higher rigidity than the contact portion, and are laid on the outside of the vehicle in the opening and closing direction of the door.

As described above, by increasing the rigidity of the support wall on the vehicle exterior side of the hollow seal portion, the hollow seal portion is prevented from falling down to the vehicle exterior side due to the door closing operation, and the door weather strip and the door weather strip are prevented from falling. Interference can be suppressed. Also,
Since such a highly rigid support wall portion is laid in the door opening and closing direction, an increase in the door closing load can be suppressed.

According to a second aspect of the present invention, there is provided an opening trim for an automobile according to the first aspect, wherein the support wall portion on the outside of the vehicle is provided with a bent portion bent at an acute angle toward the outside of the vehicle when the door is closed. Features.

In this case, the support wall on the vehicle exterior side of the hollow seal portion is bent at the bending portion toward the vehicle exterior at an acute angle due to the pressing by the door edge accompanying the door closing operation. Therefore, the deformed shape of the hollow seal portion on the vehicle outside in the closed state of the door can be a predetermined shape bent at the bent portion, so that interference with the door weather strip can be suppressed more reliably. .

According to a third aspect of the present invention, there is provided an opening trim for a vehicle, the mounting base being attached to an opening edge of a vehicle body of the vehicle.
An opening trim for an automobile having a hollow seal portion bulging from the mounting base portion and abutting against the door edge inside the vehicle of the door weather strip, wherein a contact portion of the hollow seal portion with the door edge portion is provided on the vehicle. A support wall portion on the vehicle outside of the hollow seal portion supported on the outside is formed to have higher rigidity than the contact portion, and the support wall portion is bent at an acute angle toward the vehicle outside when the door is closed. A bent portion is provided.

As described above, by increasing the rigidity of the support wall portion on the vehicle outside of the hollow seal portion, it is possible to prevent the hollow seal portion from falling down to the vehicle outside and suppress interference with the door weather strip. . In addition, by providing a bent portion that bends in the door closed state on the high rigidity support wall portion, when the support wall portion is pressed by the door edge, the support wall portion is easily pressed by the bending at the bent portion as a trigger. Since the door can be deformed, an increase in the door closing load can be suppressed. Further, as described above, the bent portion is also effective in more reliably suppressing interference with the door weather strip.

As described above, the support wall of the hollow seal portion on the outside of the vehicle is formed with high rigidity. The support wall is formed of solid rubber, or the thickness of the support wall is adjusted to the contact portion. A preferred example is to form the layer thicker than the thickness of the layer.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an opening trim for a vehicle according to an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is a sectional view showing a state in which an opening trim 10 according to an embodiment of the present invention is mounted on a vehicle, and FIG.
Shows a sectional view of the opening trim 10. The opening trim 10 is attached to the edge of the vehicle body opening of the automobile 1 shown in FIG. 6 and abuts against the edge of the door 3 to seal between the vehicle body opening edge and the door edge. It is arranged inside the door weather strip attached to the periphery of the door 3. 1 and 2 show a cross section (II cross section in FIG. 6) of the roof side portion of the automobile 1.

The opening trim 10 has a mounting base 12 made of solid rubber having a substantially U-shaped cross section and fitted to a body flange 2a provided at the opening edge 2 of the vehicle body.
And a hollow seal portion 14 made of sponge rubber, which swells from the outer surface of the mounting base 12 and abuts on the sash 5 provided on the door frame 3 a at the edge of the door 3. Here, a sash 5 is provided on the door frame 3a.
A mounting rail 4 is provided on the outside of the vehicle, and a door weather strip 6 made of sponge rubber is provided on the mounting rail 4.
Is attached. The door weather strip 6 is in contact with the vehicle body opening edge 2 on the vehicle exterior side of the opening trim 10 to seal between the door frame 3a and the vehicle body opening edge 2.

The hollow seal portion 1 of the opening trim 10
4 is a contact portion 14a which abuts on the sash 5 and is elastically deformed.
And support wall portions 14b and 14c for supporting the contact portion 14a on the outside and inside of the vehicle, respectively.

In the present embodiment, the hollow seal portion 14
In order to increase the rigidity of the outside of the vehicle,
4b is formed of the same solid rubber as the mounting base 12, and is formed with higher rigidity than the abutting portion 14a made of sponge rubber. More specifically, the support wall portion 14b is formed of solid rubber from the root portion to the central portion, and is formed of sponge rubber at a tip portion near the contact portion 14a.

Further, as described above, the support wall portion 14b on the outside of the vehicle is provided.
In order to suppress an increase in the closing load of the door 3 due to the high rigidity of the door 3, the support wall portion 14b on the outside of the vehicle is moved in the opening and closing direction of the door 3, that is, in the action direction of the contact portion 14a when the door 3 is closed. On the other hand, to incline in a direction substantially orthogonal to
It is formed lying on the outside of the car. In order to suppress the increase in the closing load of the door 3, the inclination angle of the support wall portion 14b on the outside of the vehicle with respect to the opening / closing direction of the door 3 must be 50 °.
It is preferable that it is above.

In order to further suppress an increase in the closing load of the door 3, the support wall portion 14b on the outside of the vehicle is bent in a region from a portion formed of solid rubber to a contact portion 14a made of sponge rubber. A part 15 is formed. The bent portion 15 is formed by a notch 15a provided on the inner surface of the hollow seal portion 14 so as to be bent at an acute angle toward the vehicle outside with the closing operation of the door 3 (see FIG. 1). X), it is easily bent by the sponge rubber and the action of the notch 15a. And the support wall portion 1 laid down toward the outside of the vehicle
4b is connected to the abutting portion 14a which is folded back toward the inside of the vehicle via the bent portion 15 and bulges in an arc.

The bent portion 15 is disposed in contact with the body surface 2b of the vehicle body opening edge 2 extending from the body flange 2a to the outside of the vehicle, whereby the bent portion 15 associated with the door 3 closing operation is formed. Displacement to the outside of the vehicle is reliably prevented.

Further, in this embodiment, in order to improve the appearance from the inside of the room, the support wall portion 14c inside the vehicle is also provided with
As long as the closing load of the door 3 is not increased, a high rigid portion made of solid rubber is formed in a lying shape. That is, the support wall portion 14c on the inside of the vehicle has its root portion formed of the same solid rubber as that of the mounting base portion 12, and is formed so as to be laid down toward the vehicle inside in the door opening and closing direction.

The mounting base 1 of the opening trim 10
2, a core material (insert metal) 16 is embedded. As the core 16, a punching metal having a symmetrical punching pattern as shown in FIG. 3 is used. That is, the core material 16 is composed of a plurality of strip-shaped component pieces 16a arranged side by side at predetermined intervals in the longitudinal direction of the opening trim 10 and a link 2 connecting the plurality of component pieces 16a.
The two connecting portions 16b, 16b are arranged symmetrically with respect to the center m of the core member 16 in the width direction. It is embedded in the mounting base 12 in a state of being bent into a substantially U-shaped cross section. In this way, by equalizing the distance from the connecting portion 16b at both ends of each component piece 16a to the free end, it is possible to prevent the opening trim 10 from being twisted (spiral-shaped) when the above-described bent portion is formed.

Reference numeral 18 denotes a holding lip for holding the body flange 2a provided on the inner side surface of the mounting base 12, and reference numeral 20 denotes a ceiling material that protrudes from the inner surface of the mounting base 12 to cover the indoor ceiling. Reference numeral 22 denotes a body contact lip that abuts on the body surface 2b of the vehicle body opening edge 2 and protrudes from the tip of the vehicle exterior wall of the mounting base 12. Reference numeral 24 denotes a decorative portion provided on the vehicle inside from the interior lip 20 to the mounting base 12, and reference numeral 26 denotes a sealer disposed on the inner side surface of the mounting base 12.

According to the opening trim 10 of the present embodiment, the rigidity of the support wall 14b on the vehicle outside of the hollow seal portion 14 is increased, so that the hollow seal portion 14 on the vehicle outside accompanying the door closing operation is provided. It is possible to prevent the door from falling down and to suppress interference with the door weather strip 6. Also,
Since the high rigidity support wall portion 14b is laid in the opening and closing direction of the door 3, an increase in the closing load of the door 3 can be suppressed.

A notch 15a is provided in a portion of the support wall portion 14b from the high rigidity portion to the low rigidity portion so that the outside of the hollow seal portion 14 is bent at an acute angle when the door 3 is closed. With this configuration, the deformed shape of the hollow seal portion 14 on the vehicle outside due to the pressing of the sash 5 when the door 3 is closed can be a predetermined shape bent at the bent portion 15. In this way, by restricting the deformed shape of the hollow seal portion 14 to the outside of the vehicle by the bent portion 15, interference with the door weather strip 6 can be suppressed more reliably.

Moreover, the bent portion 15 is connected to the vehicle body opening edge 2.
Since the abutment is made in contact with the body surface 2b, the bending point is accurately positioned, and the effect of restricting the deformation of the hollow seal portion 14 toward the outside of the vehicle can be further enhanced.

Also, by providing such a bent portion 15, when the support wall portion 14b is pressed by the sash 5,
Since the pressing portion can be easily deformed by being triggered by the bending at the bending portion 15, an increase in the door closing load can be further suppressed.

In the opening trim 10, a high rigid portion made of solid rubber is also provided on the support wall portion 14c on the vehicle interior side of the hollow seal portion 14, so that the closing load of the door 3 is reduced. Without being raised, excessive deformation of the hollow seal portion 14 toward the inside of the vehicle can be suppressed, and the appearance from the room can be improved.

As described above, according to the opening trim 10 of the present embodiment, without increasing the door closing load,
Interference with the door weather strip 6 can be prevented, and the appearance from the room is good.

FIGS. 4 and 5 are cross-sectional views of an opening trim 30 according to another embodiment of the present invention. Here, as in FIGS. 1 and 2, a cross section (II cross section in FIG. 6) in the roof side portion of the automobile 1 is shown.

Opening trim 30 of this embodiment
Is attached to the body flange 2a provided on the opening edge 2 of the vehicle body and contacts the sash 5 at the door edge inside the door weather strip 6 like the opening trim 10 of the above-described embodiment. is there. Hereinafter, only differences from the opening trim 10 of the above embodiment will be described.

In the opening trim 30 of this embodiment, in order to increase the rigidity of the hollow seal portion 14 on the vehicle exterior side, the thickness of the support wall portion 14b on the vehicle exterior side of the hollow seal portion 14 is reduced by adjusting the contact portion 14a. It is formed thicker than other portions of the hollow seal portion 14 including the same. That is, instead of forming the support wall portion 14b on the vehicle exterior side of the hollow seal portion 14 from solid rubber as in the above-described embodiment, the support wall portion 14b is formed of the same sponge rubber as the contact portion 14a, and the thickness of the contact portion 14a is reduced.
It is thicker than the wall thickness. In this case, the support wall 14b
Is preferably at least 1.5 times the thickness of the contact portion 14a.

As described above, the structure for increasing the rigidity of the hollow seal portion 14 on the outside of the vehicle is not only a means for increasing the rigidity of the material itself so that the support wall portion 14b is formed of solid rubber, but also a thick wall. May be used. It should be noted that the means for increasing the wall thickness can be used also in the configuration in which the support wall portion 14c on the inside of the vehicle has a high rigidity.

Although the cross-sectional shape of the portion attached to the roof side portion of the vehicle body opening has been described above, such a cross-sectional shape can be applied to other portions of the vehicle body opening.

[0036]

According to the opening trim for an automobile of the present invention, the hollow seal portion is prevented from falling down to the outside of the vehicle without increasing the door closing load, and the door weather located on the outside of the vehicle is prevented. Interference with the strip can be suppressed.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing a state in which an opening trim 10 according to an embodiment of the present invention is mounted on a vehicle.

FIG. 2 is a sectional view of the opening trim 10;

FIG. 3 is a plan view of a core 16 buried in a mounting base 12 of the opening trim 10;

FIG. 4 is a cross-sectional view showing a state in which an opening trim 30 according to another embodiment of the present invention is mounted on a vehicle.

5 is a sectional view of the opening trim 30. FIG.

FIG. 6 is a side view of the automobile 1.

FIG. 7 is a cross-sectional view showing a state in which a conventional opening trim is mounted on a vehicle.

[Description of Signs] 10, 30 Opening trim 12 Mounting base 14 Hollow seal part 14a Contact part 14b Support wall part 15 on the outside of vehicle 15 Bending part 2 Body opening edge 2a Body flange 3 Door 5 Sash 6 Weather strip

Claims (5)

[Claims] 1. An opening trim for an automobile, comprising: a mounting base attached to an opening edge of a vehicle body of an automobile; and a hollow seal portion protruding from the mounting base and abutting against a door edge inside the door weather strip. An outer support wall portion of the hollow seal portion that supports a contact portion of the hollow seal portion with the door edge portion on the outside of the vehicle is formed to have higher rigidity than the contact portion, and An opening trim for an automobile, wherein the opening trim is formed by being laid on the outside of the vehicle with respect to the opening and closing direction of the door. 2. An opening trim for an automobile according to claim 1, wherein said support wall portion on the outside of the vehicle is provided with a bent portion bent at an acute angle toward the outside of the vehicle when the door is closed. 3. An opening trim for an automobile, comprising: a mounting base attached to an opening edge of a vehicle body of an automobile; and a hollow seal portion protruding from the mounting base and abutting against the door edge inside the door weather strip. A support wall portion on the vehicle exterior side of the hollow seal portion that supports a contact portion of the hollow seal portion with the door edge portion on the vehicle exterior side is formed with higher rigidity than the contact portion, and An opening trim for an automobile, wherein a bent portion is formed on the support wall portion, the bent portion being bent at an acute angle toward the vehicle outside when the door is closed. 4. The vehicle according to claim 1, wherein said support wall portion is formed of solid rubber so that said support wall portion is formed with higher rigidity than said contact portion made of sponge rubber. 3. The opening trim for an automobile according to 3. 5. The support wall portion on the outside of the vehicle is formed to be thicker than the contact portion, so that the support wall portion is formed to have higher rigidity than the contact portion. The automotive opening trim according to claim 1 or 3, wherein: