JP2006347312A - Bezel for ventilating opening - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a bezel for a ventilating opening capable of facilitating attachment of a skin material end by resolving a problem of steps, in attaching the bezel to the opening for ventilation of a structure covered with a skin material. <P>SOLUTION: This bezel for a ventilating opening includes the bezel body 10 equipped with a ventilating opening grille 19 and a bracket 20 mounted so as to surround the bezel body, on which circumferential surface portions 22, 22a are formed all around. A circumferential surface portion 12 facing the circumferential surface portion 22a is formed on the bezel body 10 and pin holes 15, 25 are formed on respective circumferential surface portions. A skin surface end portion 1e is bent to be set onto the bracket circumferential surface portion 22a allocated inside the ventilating opening 1d. A pin 29 attached to the pin hole 25 of the bracket circumferential surface portion 22a, which is sandwiched between a bezel body circumferential surface portion 12 and the bracket circumferential surface portion 22a, is inserted into the skin material 1a to be attached to the pin hole 15 of the bezel body circumferential surface portion 12. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a ventilation port bezel provided in a ventilation opening of a structure so as to communicate with an air passage in the structure covered with a skin material.

Patent Document 1 discloses a vehicular seat air-conditioning apparatus in which air is ejected from a large number of small holes provided in a skin material via a ventilation path in a pad portion toward a seated person. Further, as shown in FIG. 6, as a mounting structure for ventilating the vehicle interior by providing a bezel 9 provided with a ventilation grill 9a on the side portion of the seat back, a skin material adhered or tacked to the pad 1b on the back side While the terminal portion 1a is hidden, the peripheral surface portion 9c is mounted inside, and the peripheral flange portion 9b is seated on the ventilation opening of the pad portion 1b.
JP 2004-224108 A

  However, in the general mounting method of such a bezel, not only the outer shape becomes large, but also protrudes outward by the thickness of the plate, and the end portion of the skin material is used for orderly mounting around the ventilation opening. It takes time for positioning and mounting.

  In view of such a point, the present invention can eliminate the step of the bezel when attaching the ventilation bezel to the ventilation opening of the structure covered with the skin material, and attach the skin material terminal. An object is to provide a vent bezel that facilitates work.

  In order to achieve this object, the present invention provides a ventilation port bezel provided in a ventilation opening of a structure so as to communicate with an air passage in the structure covered with a skin material. A bezel main body having a mouth grille and a bracket having a peripheral surface portion formed over the entire circumference, the bezel main body being surrounded and attached, and at least a part of the periphery of the bezel main body face the peripheral surface portion. Peripheral surface portions are formed, mounting holes are formed in these peripheral surface portions, and the end portion of the skin material is bent from the periphery of the ventilation opening and set on the bracket peripheral surface disposed in the ventilation opening. In addition, the fastening member attached to the mounting hole of the bracket peripheral surface portion is inserted into the skin material while being sandwiched between the peripheral surface portion of the bezel main body and the bracket peripheral surface portion attached to the bracket. It is characterized in that it is mounted in the mounting hole of the bezel body peripheral surface portion.

  As a structure to which the present invention is effectively applied, according to claim 2, the structure is an automobile seat back in which a pad portion supported by a seat back frame is covered with a skin material, and a bracket is formed on the pad portion. Arranged in the ventilated opening.

  According to the first aspect of the present invention, the bezel body provided with the grill is mounted on the bracket disposed in the ventilation opening, so that the outer shape of the bezel can be reduced and the periphery of the ventilation opening can be reduced. Steps can be eliminated. At that time, the skin material terminal portion is bent and set on the peripheral surface portion of the bracket, so that appearance is also ensured. Further, the skin material terminal portion is sandwiched between the bezel main body peripheral surface portion and the bracket peripheral surface portion, and is easily positioned by the insertion-type fastening member, thereby improving workability. Furthermore, since the rigidity of the skin material can be used with respect to the expansion / contraction load as compared to a bonding method such as adhesion that may be peeled off by the expansion / contraction force, wrinkles are less likely to occur over time. Even if the shape of the bezel is not a square shape but a curved outer shape, the skin material terminal portion can be easily positioned, and can be easily attached while ensuring design. According to the second aspect of the present invention, the bezel is attached to the side portion of the seat back including the pad portion with such advantages by attaching the bracket to the internal pad mounting structure.

  A ventilation port bezel according to an embodiment of the present invention will be described with reference to FIGS. The ventilation port bezel 9 is attached to the side portion of the seat back 1 of the vehicle seat so as to communicate with the ventilation duct 3 guided in the pad portion 1b covered with the skin material 1a. And a bracket 20 for mounting the bezel body 10.

  The bezel body 10 is provided with a ventilation grill 19 inside a rectangular peripheral frame 11, bolt insertion holes 14 are formed at two locations thereof, and a skin material 1 a bent inside is formed on one side of the peripheral frame 11. A peripheral surface portion 12 is formed so as to be in contact with the surface. A duct opening end 3a of the ventilation duct 3 piped in the seat back 1 is associated with the peripheral surface portion, the peripheral wall of the bolt insertion portion where the bolt insertion hole 14 is formed, and the inner periphery of the peripheral frame 11 facing the other two sides. It comes to match.

  The bracket 20 surrounds and opens the peripheral frame 11, is disposed in the ventilation opening 1d formed in the pad portion 1b around the duct opening end 3a, and is flat along the surface of the seat back side portion 1c. Main body surrounding frame 21, a peripheral surface portion 22 that is interrupted at the corner of the inner periphery of the main body surrounding frame 21, and enters the inside over the entire periphery, and the wires 6 and 7 welded to the seat back frame 5. 21 and mounting frames 26 and 27 formed on the outer periphery of 21. A peripheral surface portion 22a on one side of the peripheral surface portions 22 on the four sides faces the peripheral surface portion 12, and three pin holes 15 and 25 are coaxially formed in the peripheral direction.

  When manufacturing the seat back 1, the existing wires 6, 7 welded to the seat back frame 5 are deformed corresponding to the shape of the main body surrounding frame 21, and the bracket 20 attaches the wire 6 to the main body surrounding frame 21. By being welded to the attachment frames 27 on both sides in a state of being engaged with the back side, and also being welded to the front end portion of the attachment frame 26 in an engaged state, it is disposed at a position communicating with the duct opening end 3a. Further, a pin 29 is press-fitted into the pin hole 25 of the peripheral surface portion 22a so as to be fitted in advance.

  In this state, the seat pad 1 b is mounted so as to be supported by the wires 6 and 7. Next, the pad portion 1b is covered with the skin material 1a, and the end portion 1e is set on the surface of the peripheral surface portion 22, and a pin 29 protruding from the peripheral surface portion 22a is previously drilled at a corresponding position. Positioning is performed by inserting the pin hole of the terminal portion 1e. Accordingly, the terminal portion 1 e is easily set on the surface of the peripheral surface portion 22, and the remaining three side terminal portions 1 e are bonded to the peripheral surface portion 22. Subsequently, the bezel body 10 is inserted into the bracket 20 in an oblique direction, the pin 29 is engaged with the pin hole 15 of the peripheral surface portion 12, and the bezel body 10 is engaged with the duct opening end 3a to be properly seated. The terminal portion 1e is sandwiched between the peripheral surface portion 12 and the peripheral surface portion 22a. Further, the bolt 29 a is inserted into the bolt insertion hole 14 and screwed to the screw seat 23. As a result, the surface of the bezel main body 10 is substantially flush with the surrounding skin material 1a, and the terminal portion 1e is attached in an orderly folded state.

  FIG. 5 shows a vent bezel 39 according to another embodiment, which is provided in a panel-like structure 38 in which a skin material 38a is bonded to the surface of an instrument panel or a door panel, and vents an internal cavity. Ventilated as a road. In this ventilation port bezel, a circular bezel body 30 having a circumferential surface portion 32 around the entire periphery of a peripheral frame 31 surrounding the ventilation grille 33 and a circumferential surface portion 37 having an inner diameter corresponding to the outer diameter surround the bezel body 30. And a bracket 35 having an L-shaped cross section formed on the main body surrounding frame 36. The peripheral surface portion 32 is set to be wider than the peripheral surface portion 37 by about the plate thickness of the structure 38 and the main body surrounding frame 36. Both have penetrated inside.

  The bracket 35 is attached to the back side of the periphery of the ventilation opening 38c by bonding or screwing, and the bezel main body 30 is inserted in a state where the end portion 38b of the skin material 38a is bent and set to the peripheral surface portion 37. And sandwiched by the peripheral surface portion 32. In the tension state of the terminal portion 38 b, the bolt 34 is drilled and inserted into the terminal portion 38 b from the bolt insertion hole 37 a that is intermittently formed in the peripheral direction of the peripheral surface portion 37, and the screw hole 32 a that faces the peripheral surface portion 32 is sequentially inserted. Screw on.

  As a result, the surface of the bezel main body 30 is substantially flush with the surrounding skin material 38a, and the terminal portion 38b is sandwiched between the circular peripheral surface portions 32 and 37, looks good, is easily positioned, and has no bonding operation. Installed in. At the same time, the bezel body 30 is also screwed to the bracket 35.

FIG. 5 is a cross-sectional view taken along the line AA of FIG. 4 of the vehicle seat back to which the ventilation bezel according to the embodiment of the present invention is attached. It is a perspective view of the bezel body. It is a perspective view of the bracket of the bezel. It is a side view of a seat back with the bezel attached. The bezel by another embodiment is shown, The figure A is a front view, The figure B is the BB sectional drawing. It is sectional drawing of the attachment structure of this kind of conventional bezel.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Seat back 1a, 38a Skin material 1c Seat back side part 1d, 38c Ventilation opening 1e, 38b End part of skin material 3 Ventilation duct 9,39 Ventilation vent bezel 10,30 Bezel main body 11,31 Peripheral frame 12,22 , 32, 37 Peripheral surface portion 15, 25 Pin hole 19, 33 Ventilation grille 20, 35 Bracket 29 Pin 32a Screw hole 34 Bolt 37a Bolt insertion hole 38 Structure

Claims (2)

In the vent bezel provided in the ventilation opening of the structure so as to communicate with the air passage in the structure covered with the skin material,
Consists of a bezel body with a vent grille and a bracket with the bezel body enclosed and attached, and a peripheral surface formed over the entire circumference,
At least a part of the periphery of the bezel body is formed with a peripheral surface portion facing the peripheral surface portion, and mounting holes are formed in these peripheral surface portions, respectively.
The end portion of the skin material is bent from the periphery of the ventilation opening, is set on the bracket circumferential surface disposed in the ventilation opening, and further, the bezel main body circumferential surface attached to the bracket and the bracket The fastening member mounted in the mounting hole of the bracket peripheral surface portion is inserted into the skin material and mounted in the mounting hole of the peripheral surface portion of the bezel while being sandwiched between the bracket peripheral surface portions. Vent bezel.   The structure is an automobile seat back in which a pad portion supported by a seat back frame is covered with a skin material, and the bracket is disposed in a ventilation opening formed in the pad portion. Item 1. A ventilation bezel according to item 1.

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