JP2002178750A - Sunvisor for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a sunvisor for a vehicle reducible in cost by simplifying structure. SOLUTION: In this sunvisor for the vehicle, an extension plate 3 for extending a light shielding area is mounted in a freely pulled-out manner to a sunvisor body 2. The sunvisor body 2 is formed in hollow shape by blow molding, and the surface of the sunvisor body 2 is provided with a recessed part 7 for mounting the extension plate 3 in the freely pulled-out manner. The extension plate 3 is mounted into the recessed part 7, and the recessed part 7 is used as a guide in pulling out the extension plate 3 when pulling out the extension plate 3.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a sun visor for a vehicle.

[0002]

2. Description of the Related Art Conventionally, some vehicle sun visors mounted on a vehicle include an expansion plate for expanding a light shielding area. Such an expansion plate can be pulled out with respect to the sun visor body. In such a configuration, for example,
When the sun visor main body is configured by stacking two substantially plate-shaped shells, the shell has a wall that forms a storage portion for storing the expansion plate on the side where the shells are bonded to each other. The expansion plate is inserted between the two shells, and when the expansion plate is pulled out, the wall provided on the shell is used as a guide for the expansion plate.

[0003]

However, since the sun visor body of the conventional sun visor for a vehicle described above is constructed by stacking two shells, the wall forming the storage space for the expansion plate is bonded to the shells. It had a complicated structure that took into account the state. Moreover, it is necessary to provide a connecting member for connecting the shells to each other. Therefore, the sun visor for a vehicle has a problem that the structure is complicated and the cost is high. In view of the above problems, an object of the present invention is to provide a sun visor for a vehicle that can simplify the structure and reduce the cost.

[0004]

In order to solve the above-mentioned problems, the present invention is characterized in that it is a sun visor for a vehicle having a structure as described in the above claims. Claim 1
According to the invention described in (1), the concave portion for attaching the expansion plate is formed on the surface of the sun visor body formed by blow molding. The expansion plate is attached to the recess, and can be pulled out from the sun visor body using the recess as a guide. Therefore, there is no need to provide a plurality of walls and columns as in the related art, and the mounting structure for the expansion plate is formed with a simple structure. Further, in a conventional stacking structure of shells, which are, for example, half-split bodies in the thickness direction, a structure for accommodating an expansion plate is provided on the stacking side of the shells. Had become. On the other hand, in the present invention, since the concave portion is provided on the front surface side of the sun visor body, it is not necessary to consider the overlapping, so that the structure is simple. As described above, since the mounting structure of the expansion plate has a simple structure, it is possible to reduce the cost for manufacturing the sun visor for a vehicle. In addition, as a structure for preventing the expansion plate from dropping into the concave portion of the sun visor main body, for example, a structure in which a protrusion is provided in the concave portion to prevent the expansion plate from falling off may be used, or the outer surface of the sun visor main body is covered with a skin. It may be a structure for covering, or a structure for providing a cover for covering the concave portion.

According to the second aspect of the present invention, the storage chamber for storing the expansion plate is formed by the recess provided in the sun visor body and the cover covering the recess. This recess has a simple structure as described above. Since the cover for covering the concave portion is also attached from the front side of the sun visor main body, it can be configured with a structure that is easier than the conventional structure in which a plurality of walls and columns are formed inside the sun visor main body. Therefore, the structure for mounting the expansion plate and the structure for guiding the extension plate can be easily configured,
Cost reduction of the vehicle sun visor can be achieved. In addition, since the concave portion is covered with the cover, a good design is obtained.

According to the third aspect of the present invention, the cover is attached to the sun visor body by a simple structure, and is stably attached to the sun visor body.
That is, since the cover is housed in the cover housing recess formed in the sun visor body, the cover can be attached to the sun visor body with a simple structure. In addition, since the peripheral portion of the cover is positioned with respect to the sun visor main body by the side surface of the cover storage recess, the cover is stably attached to the sun visor main body. Since the cover is attached to the sun visor body by vibration welding, the cover and the sun visor body do not require an attachment structure for attaching them, and can have a simple structure.
Therefore, the vehicle sun visor has a simple structure, and cost can be reduced.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A sun visor 1 for a vehicle according to one embodiment of the present invention is mainly composed of a hollow plate-shaped sun visor body 2 covered with a skin 10, as shown in FIG. The support shaft 6 and the support shaft 11 are attached to the sun visor body 2. The support shaft 6 has a horizontal axis portion 60 and a vertical axis portion 61 and is formed in a substantially L-shape. The vertical axis portion 61 is mounted at a predetermined position on the ceiling surface of the vehicle compartment via a bracket. Further, the horizontal shaft portion 60 is rotatably mounted on the bearing member 12 mounted inside the sun visor main body, whereby the sun visor main body 2 is arranged along the ceiling of the vehicle with the horizontal shaft portion 60 as a rotation center axis. Between the retracted storage position and the light-shielding position along the windshield.

When the sun visor body 2 is rotated between the storage position and the light blocking position, the support shaft 11 is attached to a hook provided on the ceiling surface of the vehicle compartment, so that the support shaft 11 becomes the center of the rotation shaft. , Assists the rotation of the sun visor body 2. An extension plate 3 for extending the light blocking area is attached to the sun visor body 2 so as to be able to be drawn out from the sun visor body 2.

The sun visor body 2 is formed by blow molding. Then, the sun visor body 2 is composed of opposed plate portions 20 and 21 as shown in FIG.
A peripheral wall portion 22 provided continuously with the peripheral edge of each of O, 21 is integrally formed in a hollow shape. As shown in FIG. 2, a cover housing recess 8 for housing the cover 5 is formed integrally with one plate portion 20.
The recess 7 is further provided integrally from the surface toward the facing surface side (the plate portion 21 side). The expansion plate 3 is stored in the recess 7. The recess 7 is formed to extend to one side of the sun visor main body 2, and one side of the sun visor main body 2 serves as an opening. A mouth frame 4 is attached to this opening,
The extension plate 3 is attached to the sun visor main body 2 through the mouth frame 4 so as to be able to be pulled out.

The recess 7 has a bottom portion 70 forming a bottom surface.
And a side surface portion 71 forming a side surface. The bottom surface portion 70 is integrally provided with a locking recess 73 toward the facing surface side (the plate portion 21 side), and the locking claw 42 of the mouth frame 4 is locked in the locking recess 73. . On the side part 71,
Two pairs of protrusions 7 protruding toward the storage side of the expansion plate 3
2 are provided integrally. The projection 72 contacts the side surface of the expansion plate 3 when the expansion plate 3 is stored. Therefore, the convex portion 72 prevents the expansion plate 3 from rattling when the expansion plate 3 is pulled out and stored. Further, the projection 72
A sliding friction is generated between the expansion plate 3 and the side surface of the expansion plate 3, and an appropriate sliding force is generated when sliding the expansion plate 3. As shown in FIGS. 2 and 5, a convex portion 74 protruding in the shape of a head of a sphere is provided in the center of the bottom end portion on the far end side.
The protrusion 74 can be fitted into the recess 32 provided in the expansion plate 3.

The cover accommodating recess 8 has a bottom surface portion 80 forming a bottom surface and a side surface portion 81 forming a side surface.
That is, with the bottom surface portion 80 and the bottom surface portion 70 of the concave portion 7, the concave portion 7 and the cover housing concave portion 8 form a concave portion having a two-stage depth. The cover 5 is provided on the bottom surface portion 80, and the cover 5 is supported from below by the bottom surface portion 80. Since the side surface portion 81 is formed in substantially the same shape as the outer peripheral shape of the cover 5, the peripheral portion 5 of the cover 5 is formed.
1 is supported by the side part 81, and the cover 5 is stably placed in the cover storage recess 8.

As shown in FIG. 2, the cover 5 is a plate having substantially the same shape as the shape of the cover storage recess 8 and is a through hole for locking the locking claw 41 of the mouth frame 4. A hole 50 is provided. In addition, since the height of the side portion 81 is formed according to the thickness of the cover 5, the surface of the plate portion 20 and the surface of the cover 5 are substantially the same when the cover 5 is stored in the cover storage recess 8. To the height. And FIG.
When the cover 5 is installed in the cover storage recess 8 as shown in FIG. 7, the peripheral portion 51 of the cover 5 is welded to the sun visor body 2 by vibration welding or ultrasonic welding. When the cover 5 is attached to the sun visor main body 2 in this manner, the extension plate 3 is formed by the cover 5 and the recess 7.
Is formed (see FIGS. 3 and 4).

As shown in FIGS. 2 to 4, the mouth frame 4 has an opening 43 for drawing out the expansion plate 3. As shown in FIG. An outer frame portion 40 is provided continuously extending from the upper end of the surface having the outlet 43 toward the cover 5, and outward from the lower end of the surface having the outlet 43 along the sun visor body 2. It has an extended portion 44. Further, from above the inner side surface of the mouth frame body 4, a locking claw 41 and a locking claw 42 which are provided continuously from the inner side surface and which can be elastically bent are provided with the outlet 43 interposed therebetween. Locking projections 4 projecting outward are provided at the tips of the locking claws 41 and 42, respectively.
5, 46 are provided.

The mouth frame 4 thus configured is attached to the sun visor main body 2 in a state where the surfaces of the sun visor main body 2 and the cover 5 are covered by the skin 10.
As shown in FIG. 4, the terminal portion of the skin 10 is invisible from the outer surface by being inserted between the mouth frame 4 and the cover 5 or between the mouth frame 4 and the bottom portion 70 of the concave portion 7. When the locking claws 41 and 42 of the mouth frame 4 are inserted between the cover 5 and the bottom surface portion 70, the distal end side, which is a free end, flexes and passes, and the locking protrusion 45 by elastic return. Is locked in the locking hole 50, and the locking projection 46 is locked in the locking recess 73.
As a result, the mouth frame 4 is locked to the cover 5 and the sun visor body 2.

As shown in FIG. 2, the expansion plate 3 is provided with a peripheral convex portion 31 provided in a convex shape on a total of three sides, namely, a drawer side end and upper and lower ends. As shown in FIGS. 3 and 4, an elastically deformable locking piece 30 is formed on the far end side of the expansion plate 3, the root portion being integrally connected and the tip portion having an upwardly inclined shape. Have been. The expansion plate 3 is inserted from the outlet 43 of the mouth frame body 4 with the back end at the top.
The locking piece 30 is pushed by the end of the locking member 3, and the locking piece 30 is elastically bent. After passing through the outlet 43, the locking piece 30 returns to its original shape by its elastic return. The extension plate 3 attached to the sun visor main body 2 as described above is prevented from falling out of the sun visor main body 2 by the locking pieces 30 as shown in FIG. That is, when the extension plate 3 is to be pulled out from the sun visor main body 2, the extension piece 3 does not come off from the sun visor main body 2 because the locking piece 30 contacts the inner side surface of the mouth frame 4. 3 and 5, a concave portion 32 having a spherical head shape is provided at the rear center portion of the rear surface of the expansion plate 3, and the concave portion 32 is provided on a convex portion 74 provided on the sun visor body 2. It is possible to fit. Therefore, when the expansion plate 3 is inserted into the sun visor main body 2 and is in the retracted state, the concave portion 32 is fitted with the convex portion 74. When the extension plate 3 is pulled out, the concave portion 32 is
4, it is difficult for the expansion plate 3 to escape from the sun visor body 2.

According to the sun visor 1 for a vehicle of the present embodiment configured as described above, the expansion plate 3 is stored in the storage room 52 formed by the recess 7 and the cover 5. The recess 7 has a structure that is easier than a structure in which a plurality of walls and columns are formed, and is more easily provided than a conventional structure having a complicated internal structure because it is provided on the front side of the sun visor body 2. Structure. The cover 5 also has a simple plate-like configuration. Therefore, the vehicle sun visor 1 can be manufactured at low cost. Further, since the cover 5 is stably held by the cover storage recess 8 provided in the sun visor main body 2 and is integrally fixed by vibration welding, the cover 5 is easily and stably mounted with an easy structure.

When the extension plate 3 is pulled out and stored in the sun visor body 2, the front surface of the extension plate 3 is guided by the cover 5, and the rear surface of the extension plate 3 and the end surfaces at both upper and lower ends are guided by the recesses 7. Is done. The convex portions 72 provided on the side surface portions 71 of the concave portions 7 are in contact with the upper and lower ends of the expansion plate 3. Therefore, the protrusion 72 adjusts the gap between the expansion plate 3 and the recess 7. For example, the dimensions of the concave portion 7 and the cover 5 at the time of manufacturing vary,
Under usage conditions, for example, depending on the temperature inside the vehicle, the sun visor body 2
And the cover 5 may contract or expand. For this reason, the gap between the expansion plate 3 and the recess 7 may be wide or narrow. When the gap between the expansion plate 3 and the concave portion 7 is reduced, the convex portion 72 is elastically deformed by being pushed by the expansion plate 3. Therefore, the gap between the extension plate 3 and the concave portion 7 can be adjusted by the projection 72, and the extension plate 3 is guided by the projection 72 stably. Then, rattling of the expansion plate 3 is prevented by the convex portion 72. In addition, since the convex portion 72 rubs against the side surface of the expansion plate 3 when sliding the expansion plate 3, an appropriate sliding friction is generated in the expansion plate 3.

The above-described invention may have the following embodiments. That is, "the sun visor for a vehicle according to any one of claims 1 to 3, wherein a convex portion is provided on a side surface of the concave portion, and the convex portion comes into contact with the expansion plate, whereby the expansion plate is provided. The sun visor for a vehicle is characterized in that rattling of the vehicle is prevented. According to this invention, in addition to the operation and effect of any one of the first to third aspects, the backlash of the expansion plate 3 can be reduced. That is, since the convex portion 72 is provided on the side surface of the concave portion 7, the gap between the concave portion 7 and the expansion plate 3 is adjusted by the convex portion 72. Thereby, the backlash of the expansion plate 3 is reduced. It is preferable that the convex portion 72 is provided so as to be elastically deformed. When the gap between the expansion plate 3 and the concave portion 7 is narrow, the convex portion 72 is elastically deformed so that the convex portion 72 contacts the expansion plate 3. As a result, it is possible to prevent the expansion plate 3 from rattling.

[0019]

According to the present invention, the expansion plate is mounted in the recess provided on the surface of the sun visor body. Moreover, the concave portion is used as a guide for the extension plate when the extension plate is pulled out with respect to the sun visor body. Therefore, the structure for attaching the expansion plate to the sun visor main body and the structure of the guide for pulling out the expansion plate are constituted by the concave portions which are simple structures. As a result, the cost for manufacturing the vehicle sun visor is reduced.

[Brief description of the drawings]

FIG. 1 is a perspective view of a sun visor for a vehicle.

FIG. 2 is a perspective view of a sun visor body, an expansion plate, a cover, and a mouth frame before being assembled, and is a partial cross-sectional perspective view of the sun visor body.

FIG. 3 is a partial perspective view of the sun visor main body and the cover in a state where a cover is attached to the sun visor main body, and is a perspective view of a mouth frame and an expansion plate.

FIG. 4 is a partial sectional view taken along the line AA of FIG. 1;

FIG. 5 is a partial cross-sectional view taken along the line BB of FIG. 1, and is an enlarged cross-sectional view near the concave portion of the cover.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Sun visor for vehicles 2 ... Sun visor main body 3 ... Expansion plate 4 ... Mouth frame 5 ... Cover 6 ... Support shaft 7 ... Recess 8 ... Cover storage recess 10 ... Skin 11 ... Support shaft 12 ... Bearing member 41, 42 ... Lock Claw 43 ... Outlet 50 ... Locking hole 51 ... Peripheral edge 52 ... Storage chamber 70 ... Bottom part 71 ... Side part 72 ... Protrusion 73 ... Lock recess 80 ... Bottom part 81 ... Side part

Claims (3)

[Claims] 1. A sun visor for a vehicle, wherein an expansion plate for expanding a light shielding area is attached to a sun visor body so as to be able to be drawn out, wherein the sun visor body is formed in a hollow shape by blow molding, and the sun visor body is provided. A concave portion is provided on the surface of the extension plate so that the extension plate can be pulled out, and the extension plate is attached to the depression, and when the extension plate is pulled out, the depression is formed in the extension plate. A sun visor for a vehicle, which is used as a drawer guide. 2. The sun visor for a vehicle according to claim 1, wherein a cover for covering the concave portion is attached to the sun visor body, and the cover and the concave portion form a storage chamber for storing an expansion plate. The expansion plate is housed in the storage chamber and attached to the sun visor body, and when the expansion plate is pulled out, the cover and the recess are used as a guide for drawing out the expansion plate. A sun visor for a vehicle. 3. The sun visor for a vehicle according to claim 2, wherein the sun visor body has a cover storage recess for storing a cover, and the cover is stored in the cover storage recess. A sun visor for a vehicle, wherein the sun visor is attached to the sun visor body by vibration welding.