JP2018052313A - Structure for guiding seat belt - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a structure for guiding a seat belt that can be formed by resin molding and has a guide body design that does not restricted by an engagement body.SOLUTION: An engagement body 14 is configured such that a plurality of longitudinal ribs 14a are formed and aligned in a top face front end part of a peripheral edge of a guide body 10, cut-out parts 14c are formed on a side of the peripheral edge of the guide body 10 of the longitudinal ribs 14a and a connection rib 14b is formed so as to connect upper parts of respective cut-out parts 14c on the side of the peripheral edge of the guide body 10 of the longitudinal ribs 14a.SELECTED DRAWING: Figure 4

Description

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

  2. Description of the Related 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 block the webbing, and the webbing drawn from the retractor is guided through a guide port formed in the bezel.

Japanese Patent Laying-Open No. 2014-168988 (see paragraphs 0018 to 0022 and FIGS. 1 and 2)

  By the way, the bezel itself described in Patent Document 1 is formed by resin molding. Conventionally, an engaging claw is formed on the opening periphery of this type of bezel ceiling, and the engaging claw is engaged with the opening portion of the ceiling. In a temporarily fixed state, the bezel may be attached to the ceiling by being inserted into a mounting hole of a clip ceiling attached to an attaching portion provided on the bezel. However, if the bezel has a flat plate shape, the bezel can be easily formed by a simple mold even when the engaging claws are integrally formed with the bezel. In the case of having a shaped design, the engaging claw cannot be integrally formed with the bezel, and there is a problem that 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 which can be formed by resin molding and the design of the guide body is not restricted by the engaging body.

  In order to achieve the above-described object, the seat belt guide structure according to the present invention includes a seat belt guide that closes an opening of a storage portion inside a ceiling of a vehicle and guides a webbing drawn from a retractor stored in the storage portion. In the guide structure, the guide structure includes an engagement body that is provided at a peripheral portion of the guide main body and engages with an engaged portion provided near the opening of the ceiling, and the engagement body closes the opening and A dish-shaped guide body attached to the ceiling and partially formed with a guide port for guiding the webbing pulled out from the retractor, and a plurality of vertical guide bodies formed side by side on the upper surface side of a part of the periphery of the guide body. A rib, a cutout portion formed on the peripheral side of the guide body of the plurality of vertical ribs, and an upper portion of each cutout portion on the peripheral side of the guide body of the plurality of vertical ribs are connected. It is characterized in that it comprises a connecting rib formed.

  According to the present invention, a plurality of vertical ribs are formed side by side on a part of the upper surface side of the periphery of the guide body, a notch is formed on the peripheral side of the guide body of the plurality of vertical ribs, Since the engaging body is formed by forming a connecting rib so as to connect the upper part of each notch portion on the peripheral side of the guide main body, even if the shape of the guide main body is a deep dish shape having a peripheral peripheral portion curved downward, Since the notch part on the upper surface side of each vertical rib and the lower part of the connecting rib is open, as the drawing direction of the molding die at the time of resin molding, the upper part of each vertical rib part and the periphery of the guide main body in the notch part It is possible to secure the engagement body with the longitudinal ribs and the connecting ribs on the outside, and it is possible to integrally form the guide body by resin molding, and the design of the guide body is restricted by the engagement body as in the past. Prevent receiving Can.

  At this time, as the engaging body, a notch portion is formed on the peripheral side of the guide main body of the plurality of vertical ribs, so that the guide main body is moved by engaging the notch portion with the engaged portion provided near the opening of the ceiling. 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. FIG. 4 is a partial perspective view of FIG. 3. (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. Note that front and rear and left and right in the present embodiment mean front and rear and left and right as viewed in a seated state on the seat.

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

  By the way, the guide structure 5 in FIG. 1 is configured as shown in FIG. 2, and an opening (not shown) is formed at a position corresponding to the storage portion of the ceiling 3, and is made of a resin having a substantially circular deep 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 bulging upward is formed at a substantially central portion of the guide body 10, and an opening having substantially the same shape as the convex portion 11 is formed in the ceiling 3.

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

  Incidentally, as shown in FIG. 3, an engaging body 14 for temporarily fixing the guide main body 10 to the opening peripheral edge of the ceiling 3 is provided at the front upper end 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 guide 10. Clips are mounted in holes 15 a formed in the respective clip seats 15, and the engaging bodies 14 are engaged to guide body 10. Is temporarily fixed to the ceiling 3, the clip of the clip seat 15 is locked in the fitting insertion hole in the opening periphery of the ceiling 3, and at several positions (eight positions in the present embodiment) of the guide body 10. The integrally formed locking claw 16 is locked to the locked portion formed on the ceiling 3, so that 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 engaging body 14 includes a plurality of (four in this embodiment) vertical ribs 14 a and connecting ribs 14 b that connect the upper ends of the vertical ribs 14 a. Yes. The plurality of vertical ribs 14a are formed integrally with the front end portion of the upper surface of the guide body 10 at regular intervals, and as shown in FIG. 5A, the plurality of vertical ribs 14a are notched 14c on the peripheral side of the guide body 10. As shown in FIGS. 4 and 5B, the connecting rib 14b is 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. Yes.

  Then, the guide body 10 is temporarily fixed by engaging the notch portion 14c of each vertical rib 14a with an engaged portion (not shown) provided near the opening of the ceiling 3, and in this temporarily fixed state, the ceiling 3 The guide body 10 is fixed to the ceiling 3 by locking the clip of the clip seat 15 in the insertion hole on the peripheral edge of the opening and by locking the plurality of locking claws 16 of the guide body 10 to the locked portion of the ceiling 3. It can be attached to a predetermined position near the storage portion.

  Therefore, according to the above-described embodiment, the plurality of vertical ribs 14a are formed side by side at the front end portion of the upper surface of the peripheral edge of the guide body 10, and the notch portions 14c are formed on the peripheral edge side of the guide main body 10 of the plurality of vertical ribs 14a. In the case where the guide body 10 has a deep dish shape because the connecting body 14b is 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. Even so, since the upper surface side of each vertical rib 14a and the notch portion 14c below the connecting rib 14b are open, the upper direction in each vertical rib 14a portion as the drawing direction of the molding die at the time of resin molding, And the engaging part 14 provided with these vertical ribs 14a and connecting ribs 14b can be secured to the guide body 10 by resin molding. It is possible to more integrally formed, design of the conventional guide body as it is possible to prevent the limited by engagement body, it is possible to increase the degree of freedom in design Design of the guide body.

  Moreover, since the notch part 14c was formed in the peripheral side of the guide main body 10 of the some vertical rib 14a as the engaging body 14, by engaging this notch part 14c with the to-be-engaged part provided in the opening vicinity of the ceiling, The guide body 10 can be easily temporarily fixed to the opening peripheral edge of the ceiling 3, and the efficiency of the guide body 10 mounting operation 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 gist thereof. For example, the guide body 10 is substantially the same as described above. The present invention can be applied to a rectangular shape instead of a circle.

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

  In the above-described embodiment, the case where the engagement body 14 is provided at the front end portion of the upper surface of the guide body 10 has been described. However, the engagement body 14 may be provided at a position other than the front end portion of the upper surface of the guide body 10. It is.

  In addition, the present invention is not limited to the above-described rear seat. In short, the present invention can be applied to any seat that can use a seat belt device in which a main part such as a retractor is stored on the ceiling. It is.

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

Claims (1)

In the guide structure of the seat belt that closes the opening of the storage portion inside the ceiling of the vehicle and guides the webbing drawn from the retractor stored in the storage portion,
An engaging body that is provided at a peripheral portion of the guide main body and engages with an engaged portion provided near the opening of the ceiling;
The engaging body is
A dish-shaped guide body that is attached to the ceiling with the opening closed and a guide port that guides the webbing pulled out from the retractor is formed in part.
A plurality of vertical ribs formed side by side on the upper surface side of a part of the periphery of the guide body;
Notches formed on the peripheral side of the guide body of the plurality of vertical ribs;
A guide structure for a seat belt, comprising: a plurality of connecting ribs formed so as to connect the upper portions of the respective notches on the peripheral side of the guide body of the plurality of vertical ribs.

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