JP6746214B2 - Seat belt guide structure - Google Patents

Description

The present invention relates to a seat belt guide structure for guiding a webbing pulled out from a retractor housed in a vehicle ceiling.

BACKGROUND ART Conventionally, a three-point seat belt device used for a rear seat has an opening formed at a predetermined position on the ceiling of a vehicle, and a retractor is stored in a storage portion inside the ceiling as described in Patent Document 1, for example. The bezel is attached so as to close the door, and the webbing pulled out from the retractor is guided through the guide opening formed in the bezel.

JP, 2014-168988, A (refer paragraphs 0018-0022 and Drawing 1 and Drawing 2).

By the way, although the bezel itself described in Patent Document 1 is formed by resin molding, conventionally, an engaging claw is formed on an opening peripheral edge of a bezel ceiling of this type, and the engaging claw is engaged with an opening portion of the ceiling. The bezel may be attached to the ceiling by being fitted and inserted into the attachment hole of the clip ceiling attached to the attachment portion provided on the bezel in the temporarily fixed state. However, if the bezel has a flat plate shape, even if the above-mentioned engaging claws are integrally molded with the bezel, the bezel can be easily formed with a simple molding die, but the bezel has a deep plate shape. When the engaging claw cannot be integrally formed with the bezel, the design of the bezel is restricted by the shape of the engaging claw.

It is an object of the present invention to provide a seat belt guide structure that can be formed by resin molding, and the design of the guide body is not restricted by the engagement body.

In order to achieve the above-mentioned object, the seatbelt guide structure of the present invention closes the opening of the storage section inside the ceiling of the vehicle and guides the webbing pulled out from the retractor stored in the storage section. In the guide structure, the dish-shaped guide main body partially formed with a guide opening that is attached to the ceiling by closing the opening and guides the webbing pulled out from the retractor, and is provided in a peripheral portion of the guide main body. provided, comprising a engaging member that engages with the engaged portion provided in the vicinity of the opening of the ceiling, the engaging member is vertically formed side by side a plurality a part of the upper surface side of the peripheral edge of the front Symbol guide body Ribs, notches formed on the peripheral side of the guide body of the plurality of vertical ribs and engaging with the engaged portion, and an intermediate point in the width direction of the guide port, which is an upper portion of each notch. located as line perpendicular to the width direction, it is characterized in Rukoto which have a and formed connecting rib to connect the peripheral edge of said guide body of said plurality of longitudinal ribs.

According to the present invention, a plurality of vertical ribs are formed side by side on the upper surface side of a part of the peripheral edge of the guide main body, and a cutout portion is formed on the peripheral edge side of the guide main body of the plurality of vertical ribs. Since the engaging rib is formed by forming the connecting rib so as to connect the upper portions of the notches on the peripheral side of the guide main body, the shape of the guide main body is a deep dish having a downwardly curving peripheral edge, Since the upper surface side of each vertical rib and the cutouts below the connecting ribs are open, the upper side of each vertical rib and the guide body peripheral edge in the cutout are defined as the molding die removal direction during resin molding. It is possible to secure it outward, and it becomes possible to integrally form the engaging body including these vertical ribs and connecting ribs on the guide body by resin molding, and the design of the guide body is restricted by the engaging body as in the conventional case. You can prevent it from being received.

At this time, since the notch is formed as the engaging body on the peripheral side of the guide body of the plurality of vertical ribs, the notch is engaged with the engaged portion provided near the opening of the ceiling, so that the guide body is It can be easily temporarily fixed to the peripheral edge of the opening of the ceiling.

1 is a perspective view of a rear seat to which an embodiment of a seat belt guide structure according to the present invention is applied. It is the perspective view seen from the lower surface side of the guide main body in the guide structure of FIG. It is the perspective view which looked at the guide main body of FIG. 2 from the upper surface side. It is a one part perspective view of FIG. (A), (b) is sectional drawing in the AA line and BB line of FIG. 3, respectively.

An embodiment of a seat belt guide structure according to the present invention will be described in detail with reference to FIGS. 1 to 5. In addition, the front-rear and left-right in the present embodiment mean the front-rear and left-right as viewed in a state of sitting on the seat.

As shown in FIG. 1, when a vehicle 1 is equipped with a rear seat 2 for three persons, a seat belt device for restraining an occupant in the center seat has a retractor (not shown) in a storage portion inside a ceiling 3 of the vehicle. The webbing 4 that is stored and pulled out from the retractor is guided by the guide structure 5 that is attached to the ceiling 3, and the tongue 6 that is attached to the webbing 4 is attached to the buckle provided in the seat cushion, so that the occupant is It is supposed to be restrained.

By the way, the guide structure 5 in FIG. 1 is configured as shown in FIG. 2, has an opening (not shown) formed at a position corresponding to the storage portion of the ceiling 3, and is made of a resin having a substantially circular dish shape. The guide body 10 is attached to the ceiling 3 so as to close the opening. At this time, a convex portion 11 that bulges upward is formed at a substantially central portion of the guide main body 10, and an opening having substantially the same shape as the convex portion 11 is formed in the ceiling 3.

A long guide port 12 is formed in the vehicle width direction at a position closer to the front of the convex portion 11, and the webbing 4 pulled out from the retractor housed in the housing part inside the ceiling 3 is connected to the guide body 10. To the outside through the guide port 12.

By the way, as shown in FIG. 3, an engaging member 14 for temporarily fixing the guide main body 10 to the peripheral edge of the opening of the ceiling 3 is provided at the front end of the upper surface of the peripheral edge of the guide main body 10. Clip seats 15 having a height in contact with the ceiling 3 are formed at four locations on the inner surface of the clip 10. Clips are mounted in holes 15a formed in each clip seat 15, and the engaging bodies 14 are engaged to guide the main body 10 of the guide. While temporarily fixed to the ceiling 3, the clips of the clip seat 15 are locked in the fitting holes at the peripheral edge of the opening of the ceiling 3, and at several points (8 points in this embodiment) on the peripheral edge of the guide body 10. The integrally formed locking claw 16 is locked to the locked portion formed on the ceiling 3, whereby the guide body 10 is attached to a predetermined position near the storage portion of the ceiling 3.

At this time, as shown in FIGS. 3 and 4, the engagement body 14 includes a plurality of (four in the present embodiment) vertical ribs 14a and a connecting rib 14b that connects the upper ends of the vertical ribs 14a. There is. The plurality of vertical ribs 14a are integrally formed at the front end of the upper surface of the guide main body 10 side by side at regular intervals. As shown in FIG. 5A, the notch 14c is formed on the peripheral side of the guide main body 10 of the plurality of vertical ribs 14a. As shown in FIGS. 4 and 5B, the connecting ribs 14b are formed by connecting the upper portions of the notches 14c on the peripheral side of the guide body 10 of the plurality of vertical ribs 14a. There is.

Then, the notch 14c of each vertical rib 14a is engaged with the engaged portion (not shown) provided near the opening of the ceiling 3 to temporarily fix the guide body 10, and in this temporarily fixed state, the ceiling 3 The guide body 10 is fixed to the ceiling 3 by locking the clips of the clip seat 15 to the fitting holes on the periphery of the opening and locking the plurality of locking claws 16 of the guide body 10 to the locked portions of the ceiling 3. It can be attached at a predetermined position near the storage part of the.

Therefore, according to the above-described embodiment, the plurality of vertical ribs 14a are formed side by side at the front end of the upper surface of the peripheral edge of the guide body 10, and the notch 14c is formed on the peripheral edge side of the guide body 10 of the plurality of vertical ribs 14a. When the guide body 10 has a basin shape, the connecting rib 14b is formed so as to connect the upper portions of the notches 14c on the peripheral side of the guide body 10 of the plurality of vertical ribs 14a. However, since the upper surface side of each vertical rib 14a and the notch 14c below the connecting rib 14b are open, the upper side of each vertical rib 14a is used as the molding die drawing direction during resin molding. Further, it is possible to secure it outside the peripheral edge of the guide body 10 in the cutout portion 14c, and it becomes possible to integrally form the engaging portion 14 including the vertical ribs 14a and the connecting ribs 14b on the guide body 10 by resin molding. It is possible to prevent the design of the guide body from being restricted by the engaging body as in the conventional case, and it is possible to increase the degree of freedom in designing the design of the guide body.

Further, as the engaging body 14, since the notch 14c is formed on the peripheral side of the guide body 10 of the plurality of vertical ribs 14a, the notch 14c is engaged with the engaged portion provided near the opening of the ceiling. The guide body 10 can be easily temporarily fixed to the peripheral edge of the opening of the ceiling 3, and the efficiency of the work of attaching the guide body 10 can be improved.

The present invention is not limited to the above-described embodiment, and various modifications other than those described above can be made without departing from the spirit of the present invention. The present invention can be similarly applied to a rectangular shape instead of a circular shape.

Further, in the above-described embodiment, the example in which the vertical ribs 14a of the engaging body 14 are four is shown, but the vertical ribs are not limited to four, and may be two, three, or five or more.

Further, in the above-described embodiment, the case where the engaging body 14 is provided at the front end portion of the upper surface of the guide body 10 has been described, but the engaging body 14 may of course be provided at a position other than the front end portion of the upper surface of the guide body 10. Is.

Further, the present invention is not limited to the above-mentioned rear seats, and in short, the present invention can be applied as long as the seat belt device in which the main part such as the retractor is stored in the ceiling can be used. Is.

DESCRIPTION OF SYMBOLS 1... Vehicle 3... Ceiling 5... Guide structure 4... Webbing 10... Guide main body 12... Guide mouth 14... Engaging body 14a... Vertical rib 14b... Connecting rib 14c... Notch

Claims (1)

In a seat belt guide structure that closes an opening of a storage portion inside a ceiling of a vehicle and guides a webbing pulled out from a retractor stored in the storage portion,
A dish-shaped guide body having a part formed with a guide opening that closes the opening and is attached to the ceiling, and guides the webbing pulled out from the retractor,
Said guide is provided on the periphery of the body, comprising a engaging member that engages with the engaged portion provided in the vicinity of the opening of the ceiling,
The engagement body ,
A longitudinal rib formed alongside more a part of the upper surface side of the peripheral edge of the front Symbol guide body,
A notch portion formed on the peripheral side of the guide body of the plurality of vertical ribs and engaging with the engaged portion,
It is formed on the upper part of each notch and on a line that passes through the middle point in the width direction of the guide opening and is orthogonal to the width direction, and connects the peripheral edges of the guide main body of the plurality of vertical ribs. seat belt guide structure according to claim Rukoto of having a the connecting rib.

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