JP2016199193A - Visor device for vehicle - Google Patents

Abstract

An object of the present invention is to provide a vehicle visor device capable of suppressing twisting of the visor even when the visor is rotated by applying a force to the visor. An apparatus includes a support member, a visor, and a frame. The visor 30 includes a main body portion 31, a protruding portion 32 protruding from the main body portion 31 toward the support member 20, and a rotating shaft portion 33 formed on the protruding portion 32. The support member 20 is supported so as to be rotatable about the rotation axis AX. The frame 40 includes first and second frame elements 41 and 42 having higher rigidity than the visor 30, and the protruding portion 32 of the visor 30 is sandwiched between the first and second frame elements 41 and 42. Since the protruding portion 32 of the visor 30 is sandwiched between the first and second frame elements 41 and 42, the visor 30 is prevented from being twisted even when the visor 30 is rotated by applying a force to the visor 30. it can. [Selection] Figure 3

Description

  The present invention relates to a visor (sun visor) device for a vehicle.

  Japanese Patent Application Laid-Open No. 11-342738 has a visor, a shaft constituting a rotating shaft of the visor, and a motor arranged only on one side of the visor, and applies a force from the motor to one end of the shaft. Discloses a technique for rotating the visor vertically.

  In general, the visor is relatively low in rigidity. Therefore, when a force is applied to the visor instead of the shaft to rotate the visor in the vertical direction, the visor may be twisted. Therefore, there is a possibility that (a) it is difficult to rotate the visor smoothly, (b) abnormal noise is generated when the visor is rotated, (c) the visor (its rotation shaft portion) is damaged, etc. .

JP-A-11-342738

  An object of the present invention is to provide a vehicle visor device that can suppress twisting of the visor even when the visor is rotated by applying a force to the visor.

The present invention for achieving the above object is as follows.
(1) having a support member, a visor, and a frame;
The visor includes a main body portion, a protruding portion that protrudes from the main body portion toward the support member, and a rotating shaft portion that is formed at a leading end portion in the protruding direction of the protruding portion. Is supported by the support member so as to be pivotable in the vertical direction around the pivot axis,
The frame includes first and second frame elements having higher rigidity than the visor, and the protruding portions of the visor are sandwiched from both sides in the thickness direction of the visor by the first and second frame elements. Yes,
Vehicle visor device.
(2) It further has an electric drive mechanism,
The electric drive mechanism applies a force to at least one of the first and second frame elements to rotate the visor up and down around the rotation axis with respect to the support member. ,
The first and second frame elements are provided to extend over the entire visor in a direction in which the pivot axis of the visor extends.
The vehicle visor device according to (1), wherein the electric drive mechanism applies a force to one end portion in the extending direction of the at least one of the first and second frame elements.

According to the visor device for a vehicle of the above (1), the visor protrudes from both sides in the thickness direction of the visor with the first and second frame elements having rigidity higher than that of the visor. Even when rotating the visor, it is possible to suppress the visor from being twisted.

According to the vehicle visor device of the above (2), the first and second frame elements are provided so as to extend over the entire visor in the direction in which the rotation axis of the visor extends. The twist of the visor can be suppressed over the entire extending direction of the core.
In addition, since the electric drive mechanism applies a force to at least one extending direction one end portion of the first and second frame elements, the electric drive mechanism can be arranged on one side of the visor in the direction in which the rotation axis of the visor extends, This is advantageous in reducing the size of the vehicle visor device.

It is sectional drawing of the visor apparatus for vehicles of this invention Example, and its vicinity. In the drawings, the cross-sectional display is omitted for the sake of clarity (hereinafter the same). It is a perspective view of the visor device for vehicles of the example of the present invention. It is a disassembled perspective view of the visor apparatus for vehicles of this invention Example. It is a perspective view of only an electric drive mechanism of a visor device for a vehicle according to an embodiment of the present invention. It is sectional drawing of the visor apparatus for vehicles and its vicinity in the AA line position of FIG. It is sectional drawing which shows the state which the visor rotated downward from the state of FIG. FIG. 3 is a sectional view taken along line B-B in FIG. 2. It is CC sectional view taken on the line of FIG.

  Hereinafter, a visor device for a vehicle according to an embodiment of the present invention (hereinafter also simply referred to as a visor device or a device) will be described with reference to the drawings. In the figure, FR indicates the front of the vehicle and UP indicates the upper side.

As shown in FIG. 1, a vehicle visor device 10 according to an embodiment of the present invention is provided in front of a vehicle in a driver's seat and / or a passenger's seat at or near a vehicle front end portion of a passenger compartment ceiling 1. The visor device 10 is provided mainly for light shielding of the occupant P seated in the front seat (driver's seat, front passenger seat) of the vehicle. As shown in FIGS. 2 and 3, the visor device 10 includes a support member 20, a visor 30, a frame 40, and an electric drive mechanism 50.

The support member 20 includes a case 21 that is fixed to the vehicle, and a slider 22 that is supported by the case 21 so as to be slidable in the vehicle front-rear direction. The slider 22 can be reciprocated linearly with respect to the case 21 using an electric mechanism (not shown) or manually.

As shown in FIG. 1, the support member 20 is disposed, for example, in a storage space S between the roof panel 2 and the roof head lining 3. In addition, the code | symbol 4 in FIG. 1 is a windshield. An opening 3 a through which the visor 30 is inserted is formed at the front end of the roof head lining 3. A visor 30 is rotatably attached to the slider 22. The support member 20 rotates the visor 30 to the windshield 4 by rotating the visor 30 at least in the vertical position 30a (FIG. 1A) where the visor 30 extends in the vertical direction and from the vertical position 30a forward and upward of the vehicle. It is rotatably supported at an upper position 30b ((b) in FIG. 1) in a substantially conforming posture.

The visor 30 has a plate shape (including a substantially plate shape). It is desirable that the visor 30 has a one-part configuration for reducing the number of parts. The visor 30 may be made of a light impermeable resin, or may be made of a translucent resin having a light transmittance of 1% or more and 99% or less. When the visor 30 is made of a translucent resin, it is made of, for example, an acrylic resin or a polycarbonate resin.

As shown in FIG. 3, the visor 30 includes a main body portion 31, a protruding portion 32 that protrudes from the main body portion 31 toward the support member 20, and a rotation shaft portion 33 that is formed at the protruding end of the protruding portion 32. . The visor 30 is supported by the support member 20 at the rotation shaft portion 33 so as to be rotatable in the vertical direction. The visor 30 can be pivoted up and down around a pivot axis AX extending in the vehicle left-right direction (the width direction of the device 10 and the width direction of the visor 30) using, for example, a torque hinge (not shown) on the support member 20. Supported by

Only one main body 31 is provided. The light shielding effect of the occupant P can be obtained by the main body 31. Only one protrusion 32 may be provided in the extending direction of the rotation axis AX, or a plurality (five in the illustrated example) may be provided as in the illustrated example. When a plurality of protrusions 32 are provided, the size of each protrusion 32 may be the same or different. The rotation shaft portion 33 protrudes toward the support member 20 from the front end portion in the protrusion direction of the protrusion portion 32 and the vicinity thereof. A plurality of rotation shaft portions 33 are provided in the extending direction of the rotation axis AX.

The frame 40 is provided to increase the rigidity of the visor 30. The frame 40 includes first and second frame elements 41 and 42. Each of the first and second frame elements 41 and 42 has a one-part configuration. The first and second frame elements 41 are made of a material having higher rigidity than the visor 30 and are made of metal, for example. However, the first and second frame elements 41 and 42 are not limited to metal, and may be made of glass fiber reinforced resin or the like. The first and second frame elements 41 and 42 are provided so as to extend continuously over the entire visor 30 in the direction in which the rotation axis AX extends. As shown in FIG. 7, the first and second frame elements 41 and 42 are fixed to each other using a screw 60.

As shown in FIG. 8, the protrusion 32 of the visor 30 is sandwiched between the first and second frame elements 41 and 42 from both sides in the thickness direction of the visor 30. Therefore, the first and second frame elements 41 and 42 and the visor 30 are integrated (assembled and fixed), and rotate about the rotation axis AX relative to the support unit 20.

Only the protruding portion 32 of the visor 30 is sandwiched between the first and second frame elements 41 and 42, and the main body portion 31 and the rotating shaft portion 33 of the visor 30 are sandwiched between the first and second frame elements 41 and 42. It is not caught. Since the main body 31 of the visor 30 is not sandwiched, the design of the visor 30 can be ensured even when the frame 40 is provided. Further, since the rotation shaft portion 33 of the visor 30 is not sandwiched, the visor 30 can be easily rotated with respect to the support member 20.

As shown in FIGS. 5 and 6, the electric drive mechanism 50 is a mechanism that rotates the visor 30 in the vertical direction around the rotation axis AX with respect to the support member 20. The angle of the visor 30 can be adjusted by the electric drive mechanism 50.

The electric drive mechanism 50 applies a force to at least one of the first and second frame elements 41 and 42 to rotate the visor 30 about the rotation axis AX (adjusts the angle of the visor 30). It is. In the following, in the embodiment of the present invention and the illustrated example, the case where the electric drive mechanism 50 applies force only to the second frame element 42 will be described. As shown in FIG. 3, the electric drive mechanism 50 includes a motor 51, at least one gear 52 rotated by the motor 51, and a transmission unit that transmits the movement of the gear 52 only to one end portion in the extending direction of the second frame element 42. 53.

As shown in FIG. 4, the motor 51 and the gear 52 are both attached to a bracket 62 that is fixedly attached to the support member 20 using a screw 61. The motor 51 is fixedly attached to the bracket 62, and the gear 52 is rotatably attached to the bracket 62. The gear 52 includes, for example, an output gear 52a rotated by the motor 51, and a stepped gear (reduction gear) 52b that meshes with the output gear 52a.

The transmission portion 53 includes a transmission gear 53a that includes a gear portion 53a1 that meshes with the stepped gear 52b and is rotatably attached to the bracket 62. As shown in FIG. 3, the transmission portion 53 extends from one end in the extending direction of the second frame element 42. A transmission arm 53b extending in a direction orthogonal to the direction in which the second frame element 42 extends.

As shown in FIG. 4, the transmission gear 53a has a bulging portion 53a2 bulging outward in the radial direction of the transmission gear 53a, and a long groove formed in the bulging portion 53a2 with the radial direction of the transmission gear 53a as the longitudinal direction. 53a3. As shown in FIG. 3, the transmission arm 53b includes an insertion protrusion 53b1 that is formed at or near the distal end of the transmission arm 53b in the extending direction and is inserted into the long groove 53a3 of the transmission gear 53a.

When the motor 51 is driven, the gear 52 is rotated by the driving force of the motor 51, and the transmission gear 53a of the transmission unit 53 is rotated. When the transmission gear 53a rotates, the transmission arm 53b includes the insertion protrusion 53b1 that is inserted into the long groove 53a3 of the transmission gear 53a, so that the insertion protrusion 53b1 is pushed by the edge of the long groove 53a3. As a result, the force from the motor 51 is transmitted only to one end portion in the extending direction of the second frame element 42, and the second frame element 42, the first frame element 41, and the visor 30 are integrated to form the rotation axis AX. Rotate around.

Next, the operation and effect of the embodiment of the present invention will be described.
In the embodiment of the present invention, the first and second frame elements 41 and 42 having higher rigidity than the visor 30 sandwich the protrusions 32 of the visor 30 from both sides in the thickness direction of the visor 30. Even when the visor 30 is rotated, the visor 30 can be prevented from being twisted.

Since the first and second frame elements 41 and 42 are provided so as to extend over the entire visor 30 in the direction in which the rotation axis AX of the visor 30 extends, the first and second frame elements 41 and 42 extend in the direction in which the rotation axis AX of the visor 30 extends. The twist of the visor 30 can be suppressed throughout.

Since the electric drive mechanism 50 applies force to at least one end portion of the first and second frame elements 41 and 42 in the extending direction, the electric drive mechanism 50 is moved in the direction in which the rotation axis AX of the visor 30 extends. This is advantageous in that the vehicle visor device 10 can be made compact in the vertical direction and the front-rear direction.

  In the embodiment of the present invention, the case where the visor 30 is rotated electrically using the electric drive mechanism 50 has been described. However, the visor 30 may be manually rotated without providing the electric drive mechanism 50 for cost reduction. Good.

DESCRIPTION OF SYMBOLS 1 Cabin ceiling 2 Roof panel 3 Roof head lining 3a Opening 4 Windshield 10 Visor device 20 for vehicles 20 Support member 21 Case 22 Slider 30 Visor 31 Main-body part 32 Protrusion part 33 Rotating shaft part 40 Frame 41 1st frame element 42 Second frame element 50 Electric drive mechanism 51 Motor 52 Gear 52a Output gear 52b Stepped gear 53 Transmission portion 53a Transmission gear 53b Transmission arm AX Visor pivot axis P Crew occupant S Space

Claims (2)

A support member, a visor, and a frame;
The visor includes a main body portion, a protruding portion that protrudes from the main body portion toward the support member, and a rotating shaft portion that is formed at a leading end portion in the protruding direction of the protruding portion. Is supported by the support member so as to be pivotable in the vertical direction around the pivot axis,
The frame includes first and second frame elements having higher rigidity than the visor, and the protruding portions of the visor are sandwiched from both sides in the thickness direction of the visor by the first and second frame elements. Yes,
Vehicle visor device. An electric drive mechanism,
The electric drive mechanism applies a force to at least one of the first and second frame elements to rotate the visor up and down around the rotation axis with respect to the support member. ,
The first and second frame elements are provided to extend over the entire visor in a direction in which the pivot axis of the visor extends.
The vehicle visor device according to claim 1, wherein the electric drive mechanism applies a force to one end portion in the extending direction of the at least one of the first and second frame elements.

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