JP2006036181A - Vehicle sun visor - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To switch a sun visor main body located at a front light shielding position to a side light shielding position in arrangement, and to prevent inclination around a horizontal axis of the sun visor main body arranged at the side light shielding position, in a drawing type vehicle sun visor. <P>SOLUTION: A movable supporting device 20 is provided with a guide mechanism 21, a first supporting body 30, and a second supporting body 40. The sun visor main body 50 is mounted on the second supporting body 40 to be rotatable around a vertical axis. The sun visor main body 50 is arranged at the front light shielding position by being rotated and operated around the horizontal axis together with the second supporting body 40 and is switched from the front light shielding position to the side light shielding position in arrangement by being rotated and operated around the vertical axis. A rotation stopper means 70 for preventing rotation of the sun visor main body 50 around the horizontal axis is provided in relation to the sun visor main body 50 arranged at the side light shielding position. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a vehicle sun visor.

In a vehicle sun visor, a sun visor body is rotatably mounted on a horizontal shaft portion of a support shaft that is mounted on a ceiling portion of a passenger compartment. The sun visor body is generally arranged and switched to the front light-shielding position by being rotated around the axis of the horizontal axis portion from the storage position stored along the ceiling of the passenger compartment. It is.
In addition, a support member can be moved in the front-rear direction along the guide rail in the storage space provided in the ceiling of the passenger compartment, and the sun visor body can be rotated about the horizontal axis provided at the front end of the support member. There is something attached to.
Then, by moving the support member in the front-rear direction along the guide rail with respect to the storage space in the ceiling part of the passenger compartment, the sun visor body can be retracted and retracted, and the sun visor body is pulled out to the drawer end position. 2. Description of the Related Art There is known a vehicle sun visor configured such that a sun visor body is rotatably supported around an axis (see, for example, Patent Document 1).
Japanese Utility Model Sho 62-197422

By the way, in the said conventional thing, the deterioration of the appearance by exposure of a sun visor main body can be eliminated by storing and concealing a sun visor main body so that insertion / extraction is possible with respect to the storage space provided in the vehicle interior ceiling part.
However, the conventional device has a problem that the sun visor body disposed at the front light shielding position cannot be switched to the side light shielding position along the side glass.

  In view of the above problems, an object of the present invention is to enable a sun visor body pulled out to a drawer end position in a drawer-type vehicle sun visor to be disposed at a front light shielding position at a desired light shielding angle, and from the front light shielding position. It is an object of the present invention to provide a vehicle sun visor that can be switched to a side light shielding position and that can prevent the inclination of the sun visor body arranged at the side light shielding position around the horizontal axis.

In order to achieve the above object, a vehicle sun visor according to claim 1 of the present invention is a vehicle sun visor in which a sun visor body is supported by a movable support device so as to be able to be put in and taken out of a storage space formed in a vehicle interior ceiling. There,
The movable support device is mounted on a guide mechanism disposed in a storage space, a first support body that is guided to move in the front-rear direction by the guide mechanism, and a first support body that is rotatable about a horizontal axis. A second support body,
The second support body is mounted with the sun visor body so as to be rotatable about a vertical axis,
The sun visor body is disposed at a front light shielding position that is displaced to a desired light shielding angle by being rotated around a horizontal axis together with the second support in a state where the sun visor body is pulled out to a drawer end position. By being operated around the vertical axis, the arrangement can be switched from the front shading position to the side shading position.
The sun visor body disposed at the side light shielding position is provided with a rotation stopper means for preventing rotation of the sun visor body around the horizontal axis.

In the above-described configuration, the sun visor main body stored in the storage space of the passenger compartment ceiling portion is pulled out forward, so that the second support and the sun visor main body are in the extended end position together with the first support that is moved and guided by the guide mechanism. Pulled out.
Here, the sun visor main body is rotated around the horizontal axis along with the second support relative to the first support, so that the sun visor main body is arranged at the front light shielding position where the desired light shielding angle posture is formed.
Further, the sun visor main body arranged at the front light shielding position is switched to the side light shielding position along the side glass by being rotated around the vertical axis with respect to the second support.
By operating the sun visor main body as described above, the sun visor main body can be arranged at the front light-shielding position having a desired light-shielding angle and posture, and the arrangement can be switched from the front light-shielding position toward the side light-shielding position. .
Moreover, in the state where the arrangement is switched to the side light-shielding position, the rotation stopper means can prevent the sun visor body from turning around the horizontal axis, and the sun visor body turns around the horizontal axis unexpectedly and tilts. Can be prevented.

A vehicle sun visor according to claim 2 of the present invention is the vehicle sun visor according to claim 1,
The rotation stopper means includes a first support, a roof panel, a stopper body fixed to any member such as a member fixed to the roof panel,
A first engaging portion that engages with the stopper body and prevents rotation in one direction around the horizontal axis of the sun visor body;
And a second engaging portion that engages with the stopper body and prevents the sun visor body from rotating in the opposite direction around the horizontal axis.

  In the above configuration, the engaging action between the stopper body and the first engaging portion can prevent the sun visor body from rotating in one direction around the horizontal axis, and the engagement between the stopper body and the second engaging portion. Therefore, it is possible to prevent the sun visor body from rotating in the opposite direction around the horizontal axis.

According to the present invention, in the vehicle sun visor in which the sun visor body is retractably stored in the storage space of the passenger compartment ceiling portion, the sun visor body can be disposed at a front light shielding position having a desired light shielding angle posture. The arrangement can be switched from the front light shielding position toward the side light shielding position.
Moreover, the rotation stopper means can prevent the inclination of the sun visor body arranged at the side light shielding position around the horizontal axis.

  Next, the best mode for carrying out the present invention will be described with reference to examples.

  1 is a perspective view showing a state in which a sun visor main body is housed in a housing space of a vehicle compartment ceiling portion from an obliquely upper side in a vehicle sun visor according to Embodiment 1 of the present invention. FIG. 2 is a perspective view showing a state in which the sun visor main body is housed from an obliquely lower side. FIG. 3 is a side sectional view taken along line III-III in FIG. FIG. 4 is a side sectional view taken along line IV-IV in FIG. FIG. 5 is a side sectional view based on the line VV in FIG. FIG. 6 is a perspective view showing the sun visor main body pulled out to the extraction end position from obliquely above. FIG. 7 is a perspective view showing the sun visor main body pulled out to the pull-out end position from obliquely below. FIG. 8 is a perspective view showing a state in which the sun visor body is disposed at the front light-shielding position from obliquely above. FIG. 9 is a perspective view showing the sun visor main body disposed at the front light-shielding position from obliquely below. FIG. 10 is a side sectional view based on the XX line of FIG. 11 is a side sectional view based on the line XI-XI in FIG. FIG. 12 is a perspective view showing a state in which the sun visor main body is disposed at the side light-shielding position from obliquely above. FIG. 13 is a perspective view showing a state in which the sun visor body is disposed at the side light-shielding position from obliquely below.

As shown in FIG. 3, a storage space 3 is formed between the roof panel 1 and the roof lining 2 in the passenger compartment ceiling, and the storage space 3 is opened forward at the front edge of the roof lining 2. An opening 4 is formed.
In the storage space 3 in the ceiling part of the passenger compartment, a vehicle sun visor that is unitized with the fixed base body 10, the movable support device 20, and the sun visor body 50 is disposed.

As shown in FIGS. 1 to 3, the fixed base body 10 is formed in a substantially square shape by a metal plate such as an iron plate, and is attached to the lower surface of the roof panel 1 in a fixed state by screws or the like.
A pair of left and right brackets 11 having an inverted L-shaped cross section are fixed to the left and right sides of the lower surface of the fixed base body 10.
A sun visor body 50 is mounted between the pair of left and right brackets 11 of the fixed base body 10 by the movable support device 20, thereby unitizing the vehicle sun visor.
In the state where the fixed base body 10 is attached to the lower surface of the roof panel 1, the sun visor body 50 is supported by the movable support device 20 so that it can be pulled out and pushed into the storage space 3 in the ceiling of the passenger compartment. Yes.

  As shown in FIGS. 1 to 3, the movable support device 20 includes a guide mechanism 21 mounted on a fixed base body 10 fixed in the storage space 3, and a first guide that is moved and guided in the front-rear direction by the guide mechanism 21. A support 30 and a second support 40 attached to the first support 30 so as to be rotatable about the axis of the horizontal axis 35 are provided.

In the first embodiment, the guide mechanism 21 is configured to be extendable and contractable by a plurality of first rail bodies 21a, second rail bodies 21b, and third rail bodies 21c in the front-rear direction.
The first rail body 21a is fixed to the inner side surfaces of the pair of left and right brackets 11 of the fixed base body 10 with screws or the like.
Further, as shown in FIGS. 5 and 6, the second rail body 21b is interposed between the left and right first rail bodies 21a with ball bearings 22a rotatably held by the ball holding bodies 22, respectively. The third rail body 21c is slidably assembled in the front-rear direction. Inside the left and right second rail bodies 21b, ball bearings 23a rotatably held by the ball holders 23 are interposed so that the third rail bodies 21c are respectively in the front-rear direction. Is slidably assembled.
And the 1st support body 30 extended in the horizontal direction straddling between the both left and right 3rd rail bodies 21c is assembled | attached integrally.

As shown in FIGS. 1 to 4, on the front side of the first support 30, a horizontal shaft 35 for mounting the second support 40 so as to be rotatable about the axis of the horizontal shaft 35 is provided at both ends thereof. And supported by the left and right support plates 32 in a state of being prevented from rotating. And the 2nd support body 40 is assembled | attached to the front side of the 1st support body 30 centering on the horizontal axis 35 so that rotation is possible.
In addition, a frictional force applying body 41 for applying a desired frictional force around the axis of the horizontal axis 35 of the second support 40 is disposed between the second support 40 and the horizontal axis 35. ing.

As shown in FIG. 1, a sun visor body 50 is attached to the front side of the second support body 40 by a vertical axis 45 so as to be rotatable at a portion near one end in the left-right direction.
Further, an engaging portion 51 and an elastic locking portion 48 that are detachably engaged are provided on the portion near the free end of the sun visor main body 50 and the portion near the end of the second support body 40, respectively (see FIG. 12).
That is, the sun visor main body 50 is configured to be pulled out to a predetermined pull-out end position by the guide mechanism 21 together with the first support body 30 and the second support body 40 (see FIGS. 6 and 7).

In the first embodiment, when the sun visor main body 50 is pulled out to the pull-out end position, the sun visor main body 50 is further pulled out by the first rail body 21a, the second rail body 21b, and the third rail body 21 of the guide mechanism 21. It is limited by the rail body 21c.
Then, in a state where the sun visor main body 50 is pulled out to the pull-out end position, as shown in FIGS. 8 and 9, a desired light shielding is achieved by rotating around the axis of the horizontal axis 35 together with the second support body 40. It is arranged at the front light-shielding position displaced by an angle. Further, as shown in FIGS. 12 and 13, the sun visor body 50 is mounted so as to be rotatable about the axis of the vertical axis 45 so that the arrangement can be switched from the front light shielding position to the side light shielding position.

In the first embodiment, as shown in FIGS. 1, 3, and 7, the sun visor together with the first support body 30 and the second support body 40 is provided between the first support body 30 and the fixed base body 10. A push-release type locking mechanism 25 for locking the main body 50 in the storage position is provided.
This push-release type lock mechanism 25 is mainly composed of a known heart-shaped cam mechanism 26 and a lock pin 27. Then, the sun visor main body 50 is slightly pushed in so that the lock pin 27 is disengaged from the heart-shaped cam mechanism 26 and unlocked. Thereafter, the first support 30 and the second support are supported by spring members (not shown). 40 and the sun visor body 50 are pulled out by a predetermined amount in the pull-out direction.
Further, when the sun visor body 50 is pushed to the storage position together with the first support body 30 and the second support body 40, the lock pin 27 is engaged with the heart-shaped cam mechanism 26, whereby the sun visor body 50 is moved to the storage position. It is supposed to be locked.

  As shown in FIGS. 1, 8, and 11, the sun visor body 50 is disposed between the second support body 40 and the fixed base body 10 in the state where the sun visor body 50 is disposed at the front light-shielding position. Stopper means 60 for preventing the body 40 from moving in the front-rear direction is disposed.

In the first embodiment, the stopper means 60 is formed integrally with a stopper body 61 fixed to the fixed base body 10 on the roof panel 1 side, and one end portion of the second support body 40 corresponding to the stopper body 61. A rear stopper (retracting stopper) by the engaged body 65 and a stopper (advancing stopper) by limiting the pull-out length of the sun visor main body 50 by the guide mechanism 21 are configured.
As shown in FIG. 10 and FIG. 11, the stopper body 61 that constitutes the reverse stopper of the stopper means 60 is formed by integrating a mounting piece 61a and a stopper piece 62 that protrudes downward from the rear end of the mounting piece 61a. The mounting piece 61a is fixed to the front portion near one end of the lower surface of the fixed base body 10 in preparation for the above.

In addition, in the engaging body 65 formed integrally with one end of the second support body 40, the engaging surface 67 corresponding to the stopper piece 62 of the stopper body 61 is an arc surface centered on the axis of the horizontal shaft 35. Is formed. When the sun visor main body 50 is taken in and out of the storage space 3, the engaging body 65 of the second support body 40 can fall down and pass under the stopper body 61.
Further, in a state where the sun visor body 50 is pulled out to the pull-out end position and further pull-out is restricted by the guide mechanism 21, the second support body 40 and the sun visor body 50 are directed to the front light shielding position as shown in FIG. Thus, the engagement body 65 is integrally formed with the second support body 40 by being rotated around the axis of the horizontal axis 35, whereby the engagement body 65 stands up. Approaches the stopper piece 62 of the stopper body 61 so as to be engageable, thereby preventing the second support body 40 from moving backward together with the sun visor body 50.

  Also, as shown in FIGS. 12 and 13, the axis of the horizontal axis 35 of the sun visor body 50 arranged at the side light shielding position between the first support body 30 and the sun visor body 50 and the second support body 40. A rotation stopper means 70 for preventing the rotation around is disposed.

In the first embodiment, the rotation stopper means 70 includes a stopper body 71 integrally extended from one of the left and right support plates 32 and the back surface of the engagement body 65 of the second support body 40. The first engaging portion 75 formed in the vicinity of the base portion on the side and the second engaging portion 76 formed integrally with one end of the sun visor main body 50 are configured.
When the sun visor main body 50 is rotated around the axis of the horizontal axis 35 and is disposed at the front light shielding position in an angular posture that is substantially hanging, the stopper body 71 of the rotation stopper means 70 is the first engagement portion 75. And further rotation is restricted.
Further, in the state where the sun visor body 50 is disposed at the front light shielding position, as shown in FIGS. 12 and 13, the sun visor body 50 is rotated around the axis of the vertical axis 45 and switched to the side light shielding position. In some cases, the second engaging portion 76 at one end of the sun visor body 50 is detachably engaged with the lower surface of the stopper body 71, thereby preventing the sun visor body 50 from rotating around the axis of the horizontal shaft 35. It has become.

The vehicle sun visor according to the first embodiment is configured as described above.
Accordingly, as shown in FIGS. 1 to 3, when the sun visor body 50 is stored in the storage space 3 of the ceiling of the passenger compartment, the sun visor body 50 is disposed at a front light-shielding position having a desired angle posture. First, the sun visor main body 50 is slightly pushed in so that the lock pin 27 is disengaged from the heart-shaped cam mechanism 26 of the push-release type lock mechanism 25 to be unlocked. The sun visor body 50 together with the first support 30 and the second support 40 is pulled out by a predetermined amount in the pull-out direction.
Thereafter, the sun visor body 50 is pulled forward by a manual operation, so that the first to third rail bodies 21a, 21b, 21c of the guide mechanism 21 are extended while being slid forward. As a result, the second support 40 and the sun visor main body 50 are slidably guided to the extraction end position together with the first support 30 (see FIGS. 6 and 7).

As shown in FIGS. 6 and 7, when the sun visor main body 50 is pulled out to the extraction end position, the sun visor main body 50 is rotated around the axis of the horizontal shaft 35 together with the second support 40 with respect to the first support 30. As a result, the sun visor main body 50 is arranged at the front light shielding position having the desired light shielding angle posture (see FIGS. 8 and 9).
Further, the sun visor body 50 is stored in the storage space 3 by being operated in the reverse procedure to that described above, and is locked by the push-release type lock mechanism 25 at the storage position.

As shown in FIG. 11, when the sun visor main body 50 is disposed at the front light shielding position, the engagement surface 67 of the engagement body 65 is engaged with the stopper piece 62 of the stopper body 61 that constitutes the reverse stopper of the stopper means 60. Approach as close as possible. Then, when the engagement surface 67 of the engagement body 65 is engaged (contacted) with the stopper piece 62 of the stopper body 61, the sun visor main body 50 and the second support body 40 are prevented from moving backward. For this reason, it is possible to prevent the sun visor main body 50 and the second support body 40 from moving unexpectedly in the front-rear direction due to vibration or the like during vehicle travel.
Further, the engagement surface 67 of the engagement body 65 is formed in an arcuate surface centered on the axis of the horizontal axis 35. For this reason, even when the sun visor main body 50 is rotated to a desired angular attitude about the axis of the horizontal axis 35, the circle of the engaging body 65 with respect to the stopper piece 62 of the stopper body 61 of the stopper means 60. The arc-shaped engagement surface 67 approaches the engagement so that the sun visor body 50 and the second support body 40 can be prevented from unexpectedly moving backward.

When the sun visor body 50 is disposed at the front light-shielding position, the sun visor body 50 is rotated with respect to the second support 40 about the axis of the vertical axis 45, as shown in FIGS. The sun visor body 50 is switched from the front light shielding position to the side light shielding position.
At this time, the stopper means 60 can prevent the sun visor main body 50 and the second support body 40 from moving in the front-rear direction, so that the sun visor main body 50 can be rotated stably and well around the axis of the vertical axis 45. be able to.

As shown in FIGS. 12 and 13, when the sun visor body 50 is disposed at the side light-shielding position, the first engagement portion 75 and the second engagement portion 76 are engaged with the stopper body 71 of the rotation stopper means 70. Get as close as possible. Then, by engaging the first engagement portion 75 and the second engagement portion 76 with the stopper body 71, it is possible to prevent the sun visor body 50 from rotating about the axis of the horizontal shaft 35.
As a result, it is possible to prevent the sun visor body 50 from rotating unexpectedly around the axis of the horizontal shaft 35 and tilting.

In the first embodiment, the guide mechanism 21 is configured to be extendable and contractable by a plurality of first rail bodies 21a, second rail bodies 21b, and third rail bodies 21c in the front-rear direction.
And since guide mechanism 21 can be installed in storage space 3 of a vehicle interior ceiling part in the state where the 1st rail body 21a, the 2nd rail body 21b, and the 3rd rail body 21c were reduced, a guide mechanism It becomes easy to secure the installation space corresponding to 21 in the storage space 3 of the vehicle interior ceiling.
In the first embodiment, the bearing balls 22a and 23a are interposed between the rails of the first rail body 21a, the second rail body 21b, and the third rail body 21c of the guide mechanism 21, so that the sun visor body 50 The in / out operation can be performed smoothly and lightly.

The present invention is not limited to the first embodiment.
For example, in the first embodiment, the bearing balls 22a and 23a are interposed between the rails of the first rail body 21a, the second rail body 21b, and the third rail body 21c of the guide mechanism 21, but the bearing balls 22a , 23a may be used instead of rollers, and the bearing balls 22a, 23a or rollers are not necessarily required.
Moreover, in the said Example 1, although the case where the guide mechanism 21 was comprised by the some 1st rail body 21a of the front-back direction, the 2nd rail body 21b, and the 3rd rail body 21c extended and retracted was illustrated, it is the front-back direction The present invention can also be implemented by a pair of long left and right rail bodies.
Further, the present invention can be implemented even if the guide mechanism 21 includes a guide portion (for example, a hole or a groove) that is long in the front-rear direction and a sliding body (for example, a pin) that slides along the guide portion. .

  In the first embodiment, the push release type lock mechanism 25 is used to lock the sun visor main body 50 in the storage position. However, the sun visor main body 50 is not affected by the push release type lock mechanism 25 but by frictional force or the like. The present invention can be implemented even if it is configured to be held in the storage position.

  In the first embodiment, the case where the stopper body 61 constituting the retreat stopper of the stopper means 60 is provided on the fixed base body 10 is exemplified. However, the stopper body 61 is a part of the roof panel 1 side, for example, The present invention can also be implemented by fixing the roof panel 1, roof lining 2, the bracket 11 of the fixed base body 10, the first rail body 21a, and the like.

Further, in the first embodiment, the case where the stopper body 71 of the rotation stopper means 70 is integrally extended from the one support plate 32a of the first support body 30 is exemplified. The present invention can be implemented even if the support 30 is disposed at an appropriate position.
For example, as shown in FIG. 14, a notched stopper portion 71 a is formed in a stopper body 71 that is integrally extended from a support plate 32 a that is fixed to the first support body 30, and protrudes from one end portion of the sun visor body 50. The provided second engaging portion 76 is configured to be detachably engaged with the stopper portion 71a of the stopper body 71, thereby preventing rotation of the sun visor body 50 about the axis of the horizontal shaft 35. You may comprise.
Furthermore, even if the stopper body 71 is disposed at predetermined positions such as the roof panel 1, the fixed base body 10 fixed to the roof panel 1, and other members fixed to the fixed base body 10, the present invention is carried out. be able to.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a state in which a sun visor body is housed in a housing space of a vehicle compartment ceiling portion from an obliquely upper side in a vehicle sun visor according to Embodiment 1 of the present invention. It is a perspective view which similarly shows the state in which the sun visor main body was accommodated from diagonally downward. It is a sectional side view based on the III-III line of FIG. It is a sectional side view based on the IV-IV line of FIG. It is a front sectional view of the guide mechanism based on the VV line of FIG. It is a perspective view which shows the state from which the sun visor main body was similarly pulled out to the drawer end position from diagonally upward. It is a perspective view which shows the state from which the sun visor main body was similarly pulled out to the drawer end position from diagonally downward. It is a perspective view which similarly shows the state by which the sun visor main body has been arrange | positioned in the front light-shielding position from diagonally upward. It is a perspective view which similarly shows the state by which the sun visor main body has been arrange | positioned in the front light-shielding position from diagonally downward. It is a sectional side view similarly based on the XX line of FIG. It is a sectional side view based on the XI-XI line of FIG. It is a perspective view which similarly shows the state by which the sun visor main body has been arrange | positioned in the side light-shielding position from diagonally upward. It is a perspective view which similarly shows the state by which the sun visor main body has been arrange | positioned in the side light-shielding position from diagonally downward. It is explanatory drawing which shows the example of a change of the stopper body of a rotation stopper means.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Roof panel 2 Roofing 3 Storage space 10 Fixed base body 20 Movable support apparatus 21 Guide mechanism 21a 1st rail body 21b 2nd rail body 21c 3rd rail body 30 1st support body 40 2nd support body 50 Sun visor main body 60 Stopper Means 61 Stopper body 65 Engagement body 70 Rotation stopper means 71 Stopper body 75 First engagement portion 76 Second engagement portion

Claims (2)

A sun visor for a vehicle in which a sun visor main body is supported so as to be able to be put in and taken out by a movable support device with respect to a storage space formed in a ceiling part of the passenger compartment,
The movable support device is mounted on a guide mechanism disposed in a storage space, a first support body that is guided to move in the front-rear direction by the guide mechanism, and a first support body that is rotatable about a horizontal axis. A second support body,
The second support body is mounted with the sun visor body so as to be rotatable about a vertical axis,
The sun visor body is disposed at a front light shielding position that is displaced to a desired light shielding angle by being rotated around a horizontal axis together with the second support in a state where the sun visor body is pulled out to a drawer end position. By being operated around the vertical axis, the arrangement can be switched from the front shading position to the side shading position.
A sun visor for a vehicle, wherein a rotation stopper means for preventing rotation of the sun visor body around the horizontal axis is provided for the sun visor body arranged at the side light shielding position. The vehicle sun visor according to claim 1,
The rotation stopper means includes a first support, a roof panel, a stopper body fixed to any member such as a member fixed to the roof panel,
A first engaging portion that engages with the stopper body and prevents rotation in one direction around the horizontal axis of the sun visor body;
A vehicle sun visor comprising: a second engagement portion that engages with the stopper body and prevents rotation of the sun visor main body in the opposite direction around the horizontal axis.

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