JPH0344597Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Field of Application) The present invention relates to an improvement in an automobile door mirror device that is attached to the outer surface of an automobile door to visually check the side or rear of the automobile.

(Prior Art) Generally, this type of automobile door mirror device is
The angle of the mirror can be adjusted so that the side and rear of the car can be seen even if the driver's seating position changes. Light from the headlights is reflected by the mirror and enters the driver's eyes directly, resulting in the driver feeling dazzled.

Therefore, conventionally, for example, as shown in Japanese Utility Model Application Publication No. 59-79436, first and second electromagnets are provided in the mirror case, and first and second permanent electromagnets corresponding to the first and second electromagnets are provided. By attaching a magnet to the mirror stay and adjusting the mirror stay using the magnetic repulsion and attraction between the first and second electromagnets and each permanent magnet, you can not only adjust the angle of the mirror. 2. Description of the Related Art A door mirror device for an automobile has been proposed in which anti-glare adjustment can be performed by switching between a day state and a night state.

(Problem to be solved by the invention) However, in the above-mentioned conventional device, both the mirror angle adjustment and the anti-glare adjustment are performed by operating and adjusting the mirror stay, so when one is adjusted, the other is For example, if you adjust the angle of the mirror after adjusting the anti-glare adjustment, the original anti-glare adjustment will be incorrect, and you will have to adjust the anti-glare adjustment again. There was a problem that it was troublesome.

Therefore, the present invention was developed in view of the above points, and its purpose is to separate the mirror angle adjustment mechanism and anti-glare adjustment mechanism, thereby making it possible to adjust the mirror angle and anti-glare adjustment. To enable the angle adjustment and anti-glare adjustment of a door mirror to be easily and accurately carried out by making it possible to adjust the angle of a door mirror and the anti-glare adjustment separately, so that the anti-glare adjustment does not go awry even when the angle of a mirror is adjusted, for example. It is in.

(Means for Solving the Problems) In order to achieve the above object, the solution means of the present invention includes a door mirror device for an automobile that includes a mirror case and a mirror stand movably supported within the mirror case. and a mirror movably supported by the mirror stay, and either a mirror angle adjustment mechanism that adjusts the angle of the mirror or an anti-glare adjustment mechanism that adjusts the angle of the mirror to a day state or a night state. One is fixed to the mirror case so that the mirror stay can be moved and adjusted with respect to the mirror case, and the other is attached to the mirror stay so that the mirror can be moved and adjusted with respect to the mirror stay.

(Function) With the above configuration, in the present invention, the mirror angle adjustment mechanism is fixed to one of the mirror case or the mirror stay, while the anti-glare adjustment mechanism is attached to the other of the mirror case or the mirror stay, and the mirror angle adjustment mechanism is fixed to the other side of the mirror case or the mirror stay. The mechanism and anti-glare adjustment mechanism can be operated independently, so when adjusting the mirror angle,
By adjusting the mirror stay or mirror using the mirror angle adjustment mechanism, the angle of the mirror can be adjusted without disturbing the anti-glare adjustment.
When adjusting the anti-glare of the mirror, the angle of the mirror can be adjusted to the day state or the night state without disturbing the anti-glare adjustment by operating and adjusting the mirror or the mirror stay using the anti-glare adjustment mechanism.

(Example) Hereinafter, an example of the present invention will be described in detail based on the drawings.

1 and 2 show the overall schematic structure of an automobile door mirror device according to an embodiment of the present invention.
1 is a mirror case attached to a predetermined part of the outer surface of an automobile door 2. The mirror case 1 is formed in a box shape with the rear (upper part in FIG. 1) open, and a bracket 3 is attached to the inner front wall 1a. A gearbox 4 is fixed via a.

Reference numeral 5 denotes a mirror stay disposed in the mirror case 1 so as to cover the rear opening thereof, and the mirror stay 5 is attached to a support shaft 6 protruding from approximately the center of the gear box with a support socket. 3
5. It is mounted so as to be tiltable via a spring 36 and a set screw 37.

Further, reference numeral 7 denotes a mirror that is swingably supported at the end of the mirror stay 5 on the door 2 side via a pin 31 and a hinge 8. 7b consists of prism mirrors each formed on a low-reflectance surface, and when reflected by the high-reflectance surface of the back surface 7a, a day state occurs in which the incident light from the rear is reflected as is without being attenuated. When reflected by a low reflectance surface, the light incident from behind is attenuated and reflected into a day state, and the day and night states can be switched by adjusting the angle of the mirror 7.

As shown in FIG. 3, the gear box 4 houses a mirror angle adjustment mechanism 9 that moves and adjusts the mirror stay 5 to adjust the angle of the mirror 7. The mirror angle adjustment mechanism 9
consists of a vertical angle adjustment mechanism 10 that adjusts the tilting of the mirror stay 5 in the vertical plane, and a left-right angle adjustment mechanism 11 that adjusts the tilting of the mirror stay 5 in the horizontal plane. The vertical angle adjustment mechanism 10 includes an angle adjustment motor 12, a reduction gear mechanism 13 that decelerates the rotation of the motor 12, and a screw hole 15a formed at the center of the final gear 15 of the reduction gear mechanism 13. and a male threaded member 16 whose rear end protrudes toward the rear of the gearbox 4. The rear end of the male threaded member 16 has a ball joint 19 consisting of a ball 17 and a socket 18.
It is connected to the back surface of the mirror stay 5 via the mirror stay 5 at a position above the mounting position with the support shaft 6,
The vertical angle of the mirror 7 along the vertical plane can be adjusted by moving the male threaded member 16 in the front-rear direction by driving the motor 12 via the reduction gear mechanism 13 and swinging the mirror stay 5 about the support shaft 6 position as a fulcrum. is configured to do so. On the other hand, the left/right angle adjustment mechanism 11, like the vertical angle adjustment mechanism 10, includes an angle adjustment motor 12', a reduction gear mechanism 13', and a male threaded member 16'. ' and socket 1
The motor 12' is connected to the rear surface of the mirror stay 5 through a ball joint 19' consisting of
By driving the mirror 7, the male screw member 16' is moved in the front-rear direction and the mirror stay 5 is swung about the support shaft 6 position as a fulcrum, thereby adjusting the left and right angle of the mirror 7 along the horizontal plane.

Further, an anti-glare gear box 20 is attached to the back of the opposite end of the mirror stay 5 from the door 2, and a mirror 7 is mounted inside the anti-glare gear box 20, as shown in FIG. An anti-glare adjustment mechanism 21 for adjusting the angle between the day state and the night state is housed. As shown in FIG. 4, the anti-glare adjustment mechanism 21, like the angle adjustment mechanisms 10 and 11 described above, includes an anti-glare adjustment motor 22, a reduction gear mechanism 23 that decelerates the rotation of the motor 22, and a reduction gear mechanism 23 that decelerates the rotation of the motor 22. A male threaded member 25 is screwed into a threaded hole 24a formed in the center of the final stage gear 24 of the reduction gear mechanism 23, and a rear end protrudes behind the gearbox 24, and the rear end of the male threaded member 25 is It is connected to the swinging end of the mirror 7 (the end opposite to the door 2) via a ball joint 28 consisting of a ball 26 and a socket 27, and is driven by a motor 22 to rotate the male threaded member 25 in the front and back direction. Move mirror 7
By swinging the mirror 7 about the hinge 8 and pin 31 as fulcrums, the mirror 7 is switched to the day or night state.

In addition, in Figures 1 and 2, 32, 33, 34
covers the male screw members 16', 16', and 25 in each mechanism 10, 11, and 21 to prevent rainwater from entering the vertical angle adjustment mechanism 10, left and right angle adjustment mechanism 11, and anti-glare adjustment mechanism 21, respectively. These are waterproof boots.

Therefore, in the above embodiment, when adjusting the angle of the mirror 7, the motor 1 of the vertical angle adjustment mechanism 10
2 to move the male screw member 16 in the front-rear direction, the tilting of the mirror stay 5 in the vertical plane is adjusted.
By driving the motor 12' to move the male screw member 16' in the front and back direction, the mirror stay 5
Since the tilting movement of the mirror 7 in the horizontal plane is adjusted, the angle of the mirror 7 can be arbitrarily adjusted according to the driver of the automobile by operating the two angle adjustment mechanisms 10 and 11 in combination.

On the other hand, when switching the mirror 7 to the day or night state, the motor 22 of the anti-glare adjustment mechanism 21
By driving the male screw member 25 in the front and back direction, the mirror 7 is moved to the pin 31 of the hinge 8.
The angle can be adjusted to the day state or night state by swinging it around the axis.

At this time, the mirror angle adjustment mechanism 9 for adjusting the movement of the mirror stay 5 is fixed to the mirror case 1, while the anti-glare adjustment mechanism 21 for adjusting the angle of the mirror 7 to the day or night state is attached to the mirror stay 5. Since both adjustment mechanisms 9 and 21 are independent, the angle adjustment and anti-glare adjustment of the mirror 7 can be operated independently.
Even if the angle of the mirror 7 is adjusted, the anti-glare adjustment will not be disturbed. Moreover, even if the anti-glare adjustment of the mirror 7 is performed, the angle adjustment of the mirror 7 will not be disturbed. Furthermore, there is no need to readjust the anti-glare adjustment in order to correct the misalignment of the anti-glare adjustment that occurred when adjusting the angle of the mirror 7, as is the case in the past. Can be done accurately.

In the above embodiment, the mirror angle adjustment mechanism 9 that adjusts the angle of the mirror 7 by moving the mirror stay 5 is fixed to the mirror case 5, and the mirror 7 is moved and adjusted to adjust the angle to the day state or night state. The anti-glare adjustment mechanism 21 is attached to the mirror stay 5, and the angle adjustment mechanism that moves and adjusts the mirror is fixed to the mirror stay, and the mirror stay is moved and adjusted to the mirror case to set the mirror in the day state. Alternatively, it may be modified to include an anti-glare adjustment mechanism for adjusting the angle to the night state, and the same effects as in the above embodiment can be achieved.

(Effects of the invention) As described above, according to the automobile door mirror device of the invention, the angle adjustment mechanism for adjusting the angle of the mirror is fixed to either the mirror case or the mirror stay, and the angle of the mirror is adjusted for anti-glare. By attaching the anti-glare adjustment mechanism to the other side of the mirror case or mirror stay, the mirror angle adjustment and anti-glare adjustment can be operated independently. On the other hand, even when anti-glare adjustment is performed, there is no error in mirror angle adjustment, so mirror angle adjustment and anti-glare adjustment can be easily and accurately performed. , it is possible to improve the usability of an automobile door mirror device.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention.
FIG. 1 is a horizontal sectional view showing the overall configuration, FIG. 2 is an exploded perspective view, and FIGS. 3 and 4 are sectional views taken along lines - and - in FIG. 1, respectively. 1...Mirror case, 5...Mirror stay, 7
...Mirror, 9...Mirror angle adjustment mechanism, 21...
...Anti-glare adjustment mechanism.

Claims (1)

[Scope of utility model registration request] A door mirror device comprising a mirror case, a mirror stay movably supported within the mirror case, and a mirror movably supported by the mirror stay, the mirror angle adjusting the angle of the mirror. an adjustment mechanism, and an anti-glare adjustment mechanism for adjusting the angle of the mirror to a day state or a night state, and either the mirror angle adjustment mechanism or the anti-glare adjustment mechanism moves and adjusts the mirror stay with respect to the mirror case. 1. A door mirror device for an automobile, characterized in that one side is fixed to a mirror case, and the other side is attached to a mirror stay so that the mirror can be moved and adjusted with respect to the mirror stay.