JP2000309246A - Door mirror device for automobile - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a door mirror device that can be fixed to a door of various types of automobiles. SOLUTION: In this device, a front door mirror is fixed in a triangular region 17 on an outer panel 5, and an opening 14 smaller than the triangular region 17 is formed thereon. A mirror base 18 is penetrated into the opening 14 and fixed to an inner panel. The mirror base 18 is provided with an end surface 21 opposing the outer panel 5 with a constant inclined angle. A seal member 24 is disposed between the end surface 21 and outer panel 5 with the outside surface thereof abutting on the end surface, and the inside surface thereof on the outer panel 5. An inclined angle of this inside surface is formed in agreement with an inclined angle of an outer panel 5 of each vehicle model. As for the seal member 24 only, different types according to a vehicle model are used, while the mirror base 18 and a door mirror main body 4 can be used in common.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door mirror device for an automobile mounted in a triangular region between a lower window frame of a front door and a pillar.

[0002]

2. Description of the Related Art Conventionally, such a door mirror device for an automobile has been known, for example, as shown in FIGS. That is, a mirror base 2 projecting horizontally outward is integrally formed on a triangular outer garnish 1 made of rubber or resin, and a door mirror body 4 is rotatably mounted on the mirror base 2 via a shaft 3. It is. 5
Denotes an outer panel, and 6 denotes an opening formed in the outer panel 5, and the outer garnish 1 is fitted therein. 7
Is an elastic sheet disposed between the outer garnish 1 and the outer panel 5 and acts to seal a gap generated between the outer garnish 1 and the outer panel 5. Reference numeral 8 denotes an inner panel, and a bolt 9 embedded in the outer garnish 1 is fixed by a nut 10. 11 is a screw for fixing the shaft 8 to the mirror base 2, 12 is an inner garnish covering the inner panel 8, 13 is a power supply from the inside of the vehicle to the door mirror body 4 through the outer garnish 1 and the mirror base 2. Is the code to do. A structure related to the above configuration is disclosed in, for example, Japanese Patent Application Laid-Open No. 7-223490.

[0003]

In the above structure,
The outer garnish needs to be designed according to the shape of the vehicle body. That is, the forward inclination angle of the outer garnish 1 must be determined according to the front-back inclination angle θ1 (FIG. 7) of the front pillar, and the left-right inclination angle θ2 of the outer garnish 1 (FIG. 8).
Must be matched to the lateral inclination angle of the outer panel 5 to which it is attached. In particular, the inclination angle θ1 of the front pillar in the front-rear direction and the inclination angle θ2 of the outer panel 5 in the left-right direction have a large effect on the design of the automobile, and therefore often differ depending on the type of the vehicle. Each had to be designed.

[0004] The present invention has been made in view of such circumstances, and even if the vehicle has a different design as described above,
An object of the present invention is to provide a door mirror device for an automobile which uses a common door mirror main body and a mirror base and can cope with only minimal replacement of parts.

[0005]

Means for Solving the Problems The present invention (claim 1) provides:
An opening formed in the outer panel in a triangular region on the side of the lower window frame and the pillar of the automobile front door, a mirror base inserted through the opening and having an end surface facing the outer panel; A door mirror body attached to the outside of the vehicle body of the mirror base; and an elastic sealing material disposed between the mirror base and the outer panel, wherein the sealing material has an inclination corresponding to the end face of the mirror base. An outer surface having a corner,
And an inner surface having an inclination angle corresponding to the inclination angle of the outer panel.

In such a configuration, the outer surface of the sealing member is set at an inclination angle corresponding to the end surface of the mirror base, and the inner surface of the sealing member is set to be equal to the inclination angle of the outer panel of a vehicle of a different vehicle type. Therefore, the gap between the mirror base and the outer panel is securely closed by the sealing material. The mounting of the mirror base is not affected by the inclination angle of the outer panel in the left-right direction. Further, the mirror base is fitted into an opening formed in the front pillar, and is not affected by the inclination angle of the pillar in the front-rear direction. Therefore, the mirror base is not affected by the inclination angle.

In the present invention (claim 2), the seal member is formed in a ring shape. In such a configuration, the sealing material is located between the mirror base and the outer panel and is in close contact with each other, and there is no gap between the two.

In the present invention (claim 3), an elastic bottomed portion for accommodating the inner portion of the outer panel of the mirror base is added to the sealing material. With such a configuration, when the mirror base is fixed to the vehicle body, a bottomed portion is interposed between the vehicle body and the mirror base at the fixed portion, and a sealing action is obtained at the bottomed portion.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In FIGS. 1 and 2, reference numeral 14 denotes a long horizontally extending portion formed on an outer panel 5 in a triangular region 17 between a lower window frame 15 and a front pillar 16 of an automobile front door. It is a circular open square. This opening 1
4 is smaller than the triangular region 17 and therefore has a shape that does not limit the front-back angle 16 of the front pillar 16. Reference numeral 18 denotes a mirror base which is inserted into the opening 14 from the outside of the vehicle body and has a sectional shape of the opening 1.
4 is composed of a small-diameter portion 19 which is similar to the shape of FIG. The large diameter portion 20 can be formed in a similar shape to the small diameter portion 19. An end face 21 facing the outer panel 5 is formed between the large diameter portion 20 and the small diameter portion 19. This end face 2
1 is set to an inclination angle that is vertically or slightly inclined toward the vehicle body when mounted on the vehicle body. Reference numeral 22 denotes a concave portion formed at the outer end of the mirror base 18, reference numeral 3 denotes a shaft fixed to the concave portion 22 in a substantially vertical direction by screws 11, and reference numeral 4 denotes a door mirror fitted to the shaft 3. The main body is rotatable about the shaft 3.

The door mirror body 4 contains an electric storage drive unit (not shown) for rotating the mirror about the shaft 3 and a mirror tilt drive unit (not shown). Reference numeral 23 denotes a bolt embedded inside the mirror base 18, that is, in the end group on the vehicle body side. As a material of the mirror base 18, a polyamide resin or the like which is a high-strength resin is suitable, and is formed by an injection molding method.

Reference numeral 24 denotes a ring-shaped elastic sealing material fitted to the small-diameter portion 19 of the mirror base 18.
1 and is arranged in contact with the same. The outer surface (the right side surface in FIGS. 1 and 2) of the sealing material 24 has a shape that matches the shape of the end surface 21. The inner surface (the left side in FIGS. 1 and 2) of the seal member 24 is in close contact with the outer panel 5 when the outer surface of the seal member 24 is in contact with the end surface 21 of the mirror base 18. That is, as shown in FIG. 2, the end face 21 and the outer panel 5 have a gap therebetween, and the inclination angle of the end face 21 and the inclination angle θ2 of the outer panel 5 are usually different, and the angle difference between the two. θ3 results. When the direction of the end face 21 is the vertical direction, the angles θ2 and θ3 are equal, but from the viewpoint of design, the end face 21 is often set to be inclined with respect to the vertical direction. Seal material 24
The angle between the outer surface and the inner surface is set to θ3, and is set to a width substantially equal to the gap between the end surface 21 and the outer panel 5. Blockade.

The opening of the seal member 24 is formed to conform to or be slightly smaller than the shape of the small diameter portion 19 of the mirror base 18, and the outer surface of the seal member 24 contacts the end surface 21. There is no gap between them. In addition, since the sealing member 24 is in close contact with the outer panel 5, no gap is formed between the sealing member 24 and the outer panel 5. Therefore, intrusion of rainwater, dust, and the like into the vehicle body from the opening 14 is prevented. As a material of the sealing material 24, rubber, an elastomer such as EPDM having excellent weather resistance and durability, or a foam thereof can be used.

Reference numeral 25 denotes a mounting recess formed in a portion of the inner panel 26 of the door corresponding to the door mirror main body 4. Bolts 23 are fitted into holes (not shown) formed in the mounting recess 25, and tightened and fixed. Is done. The bolt 23 has an outer panel 5 and a mirror base 1.
8 and an elastic washer 27 made of rubber or soft resin.
Is fitted and performs a sealing action. The inner garnish 12 covers the mounting recess 25 of the inner panel 26, and is fixed to the inner panel 26.
Reference numeral 13 denotes the above-described cord that supplies power to the door mirror main body 4 from between the inner panel 26 and the outer panel 5 via the mirror base 18 and the shaft 3. By this power supply, the electric storage disturbance unit and the mirror tilt drive unit are driven.

As described above, the inclination angle θ1 of the front pillar 16 in the front-rear direction and the inclination angle θ2 of the outer panel 5 in the left-right direction have a large effect on the design of the automobile, and therefore often differ depending on the vehicle type. On the other hand, the position and shape of the mounting recess 25 on the inner panel 26 side are almost irrelevant to the design. Also, the shape of the opening 14 formed in the outer panel 5 has almost no influence on the inclination angle θl. Therefore, the above two inclination angles θ1 and θ2
Even if the vehicle type is different, if the shape (the shape viewed from the side) of the mounting concave portion 25 and the opening 14 of the inner panel 26 and the interval between them are constant, the mirror base 18 can
By using only the sealing material 24 designed for each vehicle type, it can be commonly used for different vehicle types.

When mounting the door mirror device having the above structure on the vehicle body, first, the concave portion 2 at the outer end of the mirror base 18 is used.
2, a shaft 3 is attached, and a door mirror body 4 is attached to the shaft 3. The seal member 24 is fitted to the small diameter portion 19 of the mirror base 18, and the outer surface thereof is in contact with the end surface 21 of the mirror base 18. Mirror base 1
8 is inserted into the opening 14 from the outside of the vehicle body with the cord 13 passed therethrough, the inner surface of the sealing member 24 is brought into contact with the outer panel 5, and at the same time, the bolt is inserted into the hole of the mounting recess 25 of the inner panel 26. 23 is fitted. Next, the bolt 23 is screwed with the nut 10, and the mirror base 18 and the door mirror body 4 are fixed to the inner panel 26 and the outer panel 5. In such a fixed state, the sealing material 24 elastically contacts the end face 21 of the mirror base 18 and the outer panel 5. Mounting recess 2
5 is covered with an inner garnish 12.

FIG. 3 shows a seal member 24 for automobiles of different types, which have different outer panel inclination angles. That is, the inclination angle θ4 of the outer panel 5 with respect to the end surface 21 of the mirror base 18 is different from that of the above-described sealing material 24. If such a sealing material 24 is used, the common mirror base 18 and the door mirror body 4 can be mounted on different types of vehicles.

FIGS. 4 and 5 show another embodiment, in which a sealing material 28 is formed integrally with a ring-shaped portion and has elasticity for accommodating a portion inside the outer panel 5 of the mirror base 18, that is, a small diameter portion 19. It has a structure with a bottomed portion 29 added. The bottomed portion 29 has an inner surface shape equal to or slightly smaller than the small-diameter portion 19, and a bottom portion is provided with a hole 30 penetrating the bolt 23 embedded in the inner end of the mirror base 18. Have been. In such a structure, the sealing material 28 is provided on the small diameter portion 19 of the mirror base 18.
After being fitted, the mirror base 18 and the sealing material 28
Is inserted into the vehicle body through the opening 14, the nut 10 is screwed to the bolt 23, and the mirror base 18 is fixed to the vehicle body. At this time, the bottom of the seal member 28 is located between the mirror base 18 and the inner panel mounting concave portion 25 and is elastically adhered to both, so that the bolt through hole formed in the mounting concave portion 25 is completely sealed. ,from here,
There is no risk of rainwater, dust, etc. entering the vehicle.

FIG. 6 shows seal members 28 for different types of automobiles, in which the outer panel inclination angles are different. That is, the inclination angle θ4 of the outer panel 5 with respect to the end surface 21 of the mirror base 18 is different from that of the above-described sealing material 28. If such a seal member 28 is used, the common mirror base 18 and the door mirror body 4 can be mounted on different types of vehicles.

[0019]

According to the present invention (claim 1), by using only the sealing material formed according to the type of vehicle, it is possible to use the same sealing material for a plurality of types of vehicles, ie, different types of vehicles having different outer panel inclination angles. Mirror base and door mirror-without damaging the seal and appearance
Can be used.

Further, according to the present invention (claim 2), the sealing material elastically adheres between the end face of the mirror base and the periphery of the opening of the outer panel, and seals the gap between the mirror base and the outer panel. Accordingly, raindrops, dust, and the like do not enter the vehicle through the opening, and noise from outside can be blocked.

Further, according to the present invention (claim 3), since the bottomed portion of the sealing material is interposed between the mirror base and the inner panel and seals between them, the sealing of the open square portion by the ring-shaped portion is provided. In addition, the sealing function can be further improved.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an automobile door mirror device according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line II-II of FIG.

FIG. 3 is a cross-sectional view showing another example of a sealing material.

FIG. 4 is an exploded perspective view of an automobile door mirror device according to another embodiment of the present invention.

FIG. 5 is a sectional view taken along line VV in FIG. 4;

FIG. 6 is a cross-sectional view showing another example of the sealing material.

FIG. 7 is an exploded perspective view of a conventional door mirror device.

8 is a sectional view taken along line VIII-VIII in FIG.

[Explanation of symbols]

 Reference Signs List 1 outer garnish 2, 18 mirror base 3 shaft 4 door mirror body 5 outer panel 6, 14 opening 7 elastic sheet 8, 26 inner panel 9, 23 bolt 10 nut 11 screw 12 inner garnish 13 cord 15 lower window frame 16 front pillar 17 3 Square area 19 Small diameter part 20 Large diameter part 21 End face 22 Concave part 24, 28 Seal material 25 Mounting concave part 27 Elastic washer 29 Bottom part 30 Hole

Claims (3)

[Claims] An opening formed in an outer panel in a triangular region between a lower window frame and a pillar of a front door of an automobile, and an end face which is pushed through the opening and faces the outer panel. A mirror base, a door mirror main body attached to the outside of the vehicle body of the mirror base, and an elastic sealing material disposed between the end face of the mirror base and the outer panel; A door mirror device for an automobile, comprising: an outer surface having an inclination angle matching the end surface of the base; and an inner surface having an inclination angle matching the inclination angle of the outer panel. 2. The door mirror device for an automobile according to claim 1, wherein the sealing material is formed in a ring shape. 3. The automobile door mirror device according to claim 1, wherein an elastic bottomed portion for accommodating the inner portion of the outer panel of the mirror base is added to the seal material.