JP5516201B2 - Assembly structure of planar body - Google Patents

Description

  The present invention relates to a planar structure. More specifically, the present invention relates to an assembly structure of a planar body that has good workability during assembly and can be stably fixed to a predetermined position.

Conventionally, it is known that a planar body such as a heater or a seating sensor is disposed between a pad and a skin of a vehicle seat. As an example of such a structure, it is known to assemble or sew a planar body on the front surface of the pad or the back surface of the skin with a double-sided tape or an adhesive.
Further, as another structure for assembling a planar body, a structure is known in which a part of the planar body is inserted and assembled in a groove-like recess formed in a pad (see, for example, Patent Document 1 and 2). In such an assembly structure of a planar body, a pull-in wire serving as a suspension member is inserted into a pull-in cloth for pulling the epidermis into the recess, and the insert wire fixed in the recess of the pad and the pull-in wire are clipped. It is fixed by. The planar body is assembled such that the folded portion is pulled into the recess by the pull-in wire.

JP 7-511147 A JP 7-328249 A

  However, when a planar body is attached to the front surface of the pad or the back surface of the skin as described above, an operation such as application of an adhesive is required, and there is a problem that the assembly operation becomes complicated. Further, in the case of the assembly structure as described in Patent Documents 1 and 2, there is a problem that the position of the planar body is shifted because the folded portion of the planar body is not fixed to the lead-in wire. .

  The present invention has been made in view of the above circumstances, and has an object to provide an assembly structure of a planar body that has good workability during assembly and can be stably fixed to a predetermined position. To do.

  In order to solve the above-mentioned problems, the invention according to claim 1 includes a pad provided with a groove-shaped portion, and a skin that covers the pad and is fixed to the pad by being drawn into the groove-shaped portion. And a pull-in portion for pulling the epidermis into the groove-like portion is attached to the skin, and a suspension member extending in the length direction of the groove-like portion is attached to the pull-in portion. A wire is provided on the bottom side of the groove-shaped portion, and the pad and the skin are locked by connecting the suspension member and the wire by a connecting member, A planar body is disposed between the pad and the epidermis, and the planar body is formed with a bent portion arranged to bend to the groove-shaped portion, The bent portion includes the pull-in portion and the suspension member. In addition to being bent so as to cover from the side, an opening through which the suspension member is exposed is formed in a part thereof, and the planar body sandwiches the bent portion from the outside at a position other than the opening. The gist is that it is fixed to the suspension member by a fixing member that is fixed to the suspension member.

  According to a second aspect of the present invention, in the first aspect, the fixing member has an outer shape that follows a cross-sectional shape in the width direction of the groove-shaped portion, and the fixing member is fitted into the groove-shaped portion. The gist of this is

  The gist of the invention described in claim 3 is that, in claim 1 or 2, the fixing member is provided so as to cover the bent portion from the outside.

  According to the assembly structure of the planar body of the present invention, the planar body is sandwiched and fixed from the outside by the fixing member at a position other than the opening of the bent portion drawn into the groove-shaped portion of the pad. That is, the planar body is fixed by sandwiching the bent portion from the outside by the fixing member with respect to the suspension member attached to the drawing portion for drawing the epidermis into the groove-like portion. Thus, since the planar body is fixed to the suspension member, the planar body can be stably fixed at a predetermined position. Further, since the planar body is fixed using the fixing member, the assembling work is facilitated and the workability is improved.

In addition, the outer shape of the fixing member is a shape along the cross-sectional shape of the groove-shaped portion in the width direction, and when the fixing member is fitted in the groove-shaped portion, the planar body is more stable. Can be fixed.
Furthermore, when the fixing member is provided so as to cover the bent portion from the outside, it becomes easy to insert the bent portion into the groove-like portion, and the workability at the time of assembly becomes better. Further, since the bent portion covered with the fixing member does not contact the wall portion of the pad forming the groove-like portion, it is possible to prevent the bent portion of the planar body from being worn.

The present invention will be further described in the following detailed description with reference to the drawings referred to, with reference to non-limiting examples of exemplary embodiments according to the present invention. Similar parts are shown throughout the several figures.
It is a perspective view which shows the vehicle seat which concerns on a present Example. It is a top view which shows the seat part of the vehicle seat which concerns on a present Example. It is the II sectional view taken on the line of FIG. It is the II-II sectional view taken on the line of FIG. It is the III-III sectional view taken on the line of FIG. It is explanatory drawing for demonstrating the assembly | attachment of a planar body. It is explanatory drawing for demonstrating the assembly | attachment of a planar body. It is explanatory drawing for demonstrating the assembly | attachment of a planar body. It is explanatory drawing for demonstrating the assembly | attachment structure of the planar body which concerns on other embodiment. It is explanatory drawing for demonstrating the assembly | attachment structure of the planar body which concerns on other embodiment.

  The items shown here are exemplary and illustrative of the embodiments of the present invention, and are the most effective and easy-to-understand explanations of the principles and conceptual features of the present invention. It is stated for the purpose of providing what seems to be. In this respect, it is not intended to illustrate the structural details of the present invention beyond what is necessary for a fundamental understanding of the present invention. It will be clear to those skilled in the art how it is actually implemented.

The assembly structure of the planar body according to the present embodiment is disposed between a pad provided with a groove-shaped portion and an outer skin that covers the pad and is fixed to the pad by being pulled into the groove-shaped portion. This is an assembly structure of planar members.
In addition, although the location to which the assembly structure of the planar body is applied is not particularly limited, it can be applied to, for example, a seat portion or a backrest portion of a vehicle seat. Examples of the planar body include a planar heater in which heating lines are arranged in a pattern on a planar cloth material, a planar sensor for detecting the seating state of an occupant, and the like.

The structure, size, shape, material, etc. of the “pad” are not particularly limited. This pad is usually formed from a foamed resin. Examples of the material of the pad include urethane foam, PE foam, and PP foam formed from a thermosetting foam resin or a thermoplastic foam resin.
A groove-like portion is formed on the pad. There are no particular limitations on the size, number, cross-sectional shape, and the like of the groove-like portions. Examples of the cross-sectional shape in the width direction of the groove-shaped portion include a substantially rectangular shape (see, for example, FIG. 4), a substantially square shape, a substantially trapezoidal shape, a substantially U-shaped shape, and the like.

The structure, size, shape, material, etc. of the “skin” are not particularly limited. The skin can be made of, for example, woven fabric, knitted fabric, leather, synthetic leather, or the like. Moreover, 1 type or the combination of 2 or more types may be sufficient as an epidermis.
A pull-in portion for pulling the epidermis into the groove-like portion is attached to the epidermis (see, for example, FIGS. 3 and 6). The lead-in portion can be made of, for example, a woven fabric, a knitted fabric, leather, synthetic leather, or the like, similar to the above-described skin. Moreover, 1 type or the combination of 2 or more types may be sufficient as a drawing-in part.

  A suspension member is attached to the drawing-in portion (see, for example, FIGS. 3 and 6). The suspension member is provided so as to extend in the length direction of the groove-shaped portion. The structure, size, number, shape, material, etc. of the suspension member are not particularly limited. The cross-sectional shape of the suspension member is not particularly limited, and may be, for example, a substantially square shape (see, for example, FIGS. 4 and 5), a substantially rectangular shape, a substantially circular shape, or the like. Moreover, the cross-sectional shape on the lower surface side of the suspension member can be, for example, a curved shape protruding downward (see, for example, FIG. 10). Thereby, when the bending part mentioned later is fixed to the suspending member, the part of the lower end side of a bending part can be kept in the shape of a curve following the shape of the lower surface side of a suspending member.

The bottom wall of the groove-like portion is formed with a hole portion that is further recessed from the bottom wall. The size, shape, number, etc. of the hole are not particularly limited. Further, the hole is disposed so that the wire is bridged over the hole.
The size, cross-sectional shape, number, material, etc. of the wire are not particularly limited. For example, the wire is embedded so as to extend in the length direction of the groove portion, and a part of the wire is a hole portion. (See, for example, FIGS. 3 and 5).
In this embodiment, the said pad and the said skin are latched by the said suspension member and the said wire being connected by the connection member.
As long as the said connection member connects the said suspension member and the said wire, the structure, a magnitude | size, a number, a shape, a material, etc. are not specifically limited. As this connecting member, for example, the upper side is provided so as to be able to hold the suspension member, and the lower side may be a clip provided in a substantially J-shaped cross section that can be locked to the wire. (See, for example, FIGS. 5 and 7).

The structure, size, shape, material, and the like of the “planar body” are not particularly limited. The planar body is provided with a bent portion arranged so as to be bent in the groove-like portion. The bent portion is bent so as to cover the pull-in portion and the suspension member from the outside, and an opening through which the suspension member is exposed is formed in a part thereof (see, for example, FIGS. 2 and 3). The planar body is fixed to the suspension member by a fixing member that is placed at a position other than the opening and fixed to the suspension member so as to sandwich the bent portion from the outside (for example, FIGS. 3 and 4). reference).
There are no particular limitations on the size, number, and bending form of the bent portions. Further, the size, shape, number, etc. of the openings are not particularly limited.

  The structure, size, shape, material, etc. of the fixing member are not particularly limited as long as the fixing member is fixed to the suspension member so as to sandwich the bent portion from the outside. For example, the outer shape of the fixing member is a shape along the cross-sectional shape in the width direction of the groove-shaped portion, and the fixing member can be fitted into the groove-shaped portion (see, for example, FIG. 3 and the like). ). The fixing member may be provided so as to cover the bent portion from the outside. The above-mentioned “covering the bent portion from the outside” can be, for example, a form in which the outside of the bent portion is covered from the ridge line side (lower end side) (see, for example, FIG. 3 and the like). Furthermore, the fixing member can be made of resin, for example. This is because the friction between the fixing member and the pad can be further reduced in a state where the fixing member is inserted into the groove-shaped portion. The fixing member can be provided integrally with the connecting member, for example (see, for example, FIG. 9). Thereby, compared with the case where a fixing member and a connection member are separate bodies, it is because a number of parts can be suppressed and production cost can be reduced.

  Hereinafter, the present invention will be described more specifically with reference to the drawings. In the present embodiment, as an assembly structure of a planar body according to the present invention, an assembly structure of a planar body disposed between a pad and a skin of a vehicle seat is illustrated. Further, in the present embodiment, as a planar body according to the present invention, a planar heater that improves the comfort of passengers by warming the seat surface of a vehicle seat in winter or the like is illustrated.

(1) Configuration of Planar Body Assembly Structure As shown in FIG. 1, the vehicle seat S includes a backrest SB and a seat SC. A planar heater 10 is disposed in the seat portion SC. As shown in FIG. 2, the seat portion SC has a structure in which the pad 20 is covered with a skin 30.

As shown in FIGS. 2 and 3, the pad 20 includes a groove-like portion 40. A plurality of groove-like portions 40 are provided so as to divide the surface of the pad 20 that becomes the seating surface. Further, as shown in FIG. 4, the groove-shaped portion 40 has a substantially rectangular cross-sectional shape in the width direction.
An insert wire 21 (illustrated as a wire according to the present invention) is embedded in the pad 20 below the bottom wall of the groove-shaped portion 40. The insert wire 21 is provided so as to extend in the length direction of the groove-shaped portion 40, and is exposed in a hole portion 41 formed so as to be further depressed from the bottom wall of the groove-shaped portion 40.

The skin 30 is provided by sewing a plurality of skin materials respectively corresponding to the respective surfaces on the seating surface side where the pad 20 is divided. That is, the sewing position is provided on the skin 30 so as to correspond to each groove-like portion 40. As shown in FIGS. 3 to 5, a pull-in portion 31 for pulling the skin 30 into the groove-like portion 40 is attached to the skin 30 at these sewing positions. The lead-in part 31 is attached to the skin 30 with a sewing thread (not shown).
3-5, the suspension member 50 is attached to the site | part of the other side of the site | part attached to the skin 30 of the drawing-in part 31. As shown in FIG. As shown in FIG. 4, the suspension member 50 has a substantially square cross-sectional shape. The skin 30 is fixed to the pad 20 by connecting the suspension member 50 and the insert wire 21 with a connection clip 51 (illustrated as a connection member according to the present invention).

The planar heater 10 is disposed between the pad 20 and the skin 30. As shown in FIG. 2, the planar heater 10 includes a seat surface portion 13 disposed at a position corresponding to the surface serving as the seat surface of the pad 20, and a bent portion 11 disposed at a position corresponding to the groove-shaped portion 40. And are provided. A heating wire (not shown) is routed on the seat surface portion 13 and the bent portion 11.
The bent portion 11 is disposed so as to be bent to the groove-like portion 40. As shown in FIGS. 3 and 4, the bent portion 11 is bent so as to cover the retracting portion 31 and the suspension member 50 from the outside. The bent portion 11 is provided with an opening 12. Thereby, as shown in FIG. 3, the suspension member 50 is exposed from the opening 12. 3 and 4, the planar heater 10 is fixed to the suspension member 50 by a fixing member 60 that is fixed to the suspension member 50 so as to sandwich the bent portion 11 at a position other than the opening 12. Has been.

  As shown in FIG. 4, the fixing member 60 has a shape along the cross-sectional shape of the groove-shaped portion 40 in the width direction. That is, the fixing member 60 has a substantially rectangular outer shape in cross section. Thereby, the fixing member 60 is in a state where the groove-shaped portion 40 is fitted into the wall portion forming the groove-shaped portion 40 of the pad 20. The fixing member 60 is sandwiched so as to cover the bent portion 11 from the outside. That is, the bent portion 11 is covered with the fixing member 60 from the ridge line side.

(2) Operation of planar structure assembly structure Next, the operation of the planar structure assembly structure described above will be described.
First, the planar heater 10 and the skin 30 are assembled. As shown in FIG. 6, the bent portion 11 of the planar heater 10 is attached so as to cover the drawing portion 31 and the suspension member 50. Next, at a position other than the opening 12 of the bent portion 11, the bent portion 11 and the suspension member 50 are fixed such that the bent portion 11 is sandwiched by the fixing member 60. In this state, the bent portion 11 is sandwiched so as to be covered from the outside by the fixing member 60. At this time, the suspension member 50 is exposed from the opening 12 of the bent portion 11.

Then, as shown in FIG. 7, the connecting clip 51 is attached to the part exposed from the opening 12 of the suspension member 50. Finally, as shown in FIG. 8, the skin 30 to which the planar heater 10 is attached is attached to the pad 20. That is, the bent portion 11, the suspension member 50, the retracting portion 31, the fixing member 60, and the connection clip 51 assembled as described above are inserted into the groove-shaped portion 40 of the pad 20, and the connection clip 51 and the insert wire 21 are inserted. Lock. In this state, the fixing member 60 is fitted into the groove-like portion 40.
In this way, the planar body assembly structure 1 shown in FIG. 3 is obtained.

(3) Effects of the Embodiment As described above, in the planar body assembly structure 1 of the present embodiment, the planar heater 10 is located at a position other than the opening 12 of the bent portion 11 drawn into the groove-shaped portion 40 of the pad 20. The fixing member 60 is sandwiched and fixed from the outside. That is, the planar heater 10 is fixed to the suspension member 50 attached to the drawing portion 31 for drawing the skin 30 into the groove-like portion 40 by the bending portion 11 being sandwiched from the outside by the fixing member 60. Yes. Thus, since the planar heater 10 is fixed to the suspension member 50, the planar heater 10 can be stably fixed at a predetermined position. Further, since the planar heater 10 is fixed using the fixing member 60, the assembling work is facilitated and the workability is improved.

In addition, the fixing member 60 has an outer shape that follows the cross-sectional shape in the width direction of the groove-like portion 40, and the fixing member 60 is fitted in the groove-like portion 40, so that the planar heater 10 is more stable. Can be fixed.
Furthermore, since the fixing member 60 is provided so as to cover the bent portion 11 from the outside, it is easy to insert the bent portion 11 into the groove-like portion 40, and the workability at the time of assembly is further improved. Further, since the bent portion 11 covered with the fixing member 60 does not come into contact with the wall portion of the pad forming the groove-like portion 40, the bent portion 11 of the planar heater 10 may be worn or bent. It can prevent that the exothermic line currently wired by 11 is disconnected.

  In addition, in this invention, it can restrict to what is shown to said specific Example, It can be set as the Example variously changed within the range of this invention according to the objective and the use. That is, in the above embodiment, the fixing member 60 and the connecting clip 51 are provided separately, but the present invention is not limited to this. For example, as shown in FIG. 9, the bent portion 11 is sandwiched from the outside. While fixing to the suspension member 50, it is good also as the fixing member 61 which can be locked with the insert wire 21. FIG. Thereby, compared with the case where the fixing member 60 and the connection clip 51 are separate bodies, the number of parts can be suppressed, and the production cost can be reduced. Further, since the fixing member and the connecting clip are integrated, the number of work steps can be reduced as compared with the case where the fixing member 60 and the connecting clip 51 are assembled separately.

  Moreover, in the said Example, although the cross-sectional shape illustrated the substantially square-shaped suspension member 50, it is not limited to this, For example, as shown in FIG. 10, the cross-sectional shape of a lower surface side is curvilinear shape which protrudes below. A certain suspension member 52 may be used. Thereby, the lower end side portion of the bent portion 11 can be kept in a curved shape following the shape of the lower end side of the suspension member 52. As a result, when the heating element, sensor wiring, or the like is a planar body, disconnection of the wiring can be suppressed.

  The foregoing examples are for illustrative purposes only and are not to be construed as limiting the invention. Although the invention has been described with reference to exemplary embodiments, it is to be understood that the language used in the description and illustration of the invention is illustrative and exemplary rather than limiting. As detailed herein, changes may be made in its form within the scope of the appended claims without departing from the scope or spirit of the invention. Although specific structures, materials and examples have been referred to in the detailed description of the invention herein, it is not intended to limit the invention to the disclosure herein, but rather, the invention is claimed. It covers all functionally equivalent structures, methods and uses within the scope.

  The present invention is not limited to the embodiments described in detail above, and various modifications or changes can be made within the scope of the claims of the present invention.

  DESCRIPTION OF SYMBOLS 1; Assembly structure of planar body, 10; Planar heater, 11; Bending part, 12; Opening, 13; Seat surface part, 20: Pad, 21; Insert wire, 30; Skin, 31; Groove-shaped part, 41; hole part, 50, 52; suspension member, 51; connecting clip, 60, 61; fixing member, S: vehicle seat, SB; backrest part, SC;

Claims (3)

A pad having a groove-shaped portion;
Covering the pad, and having a skin fixed to the pad by being drawn into the groove-like portion,
A pull-in part for drawing the epidermis into the groove-like part is attached to the skin, and a suspension member extending in the length direction of the groove-like part is attached to the pull-in part,
A wire is provided on the bottom side of the groove-shaped portion,
The pad and the skin are locked by connecting the suspension member and the wire by a connecting member,
A planar body is disposed between the pad and the epidermis, and the planar body is formed with a bent portion arranged to bend into the groove-shaped portion,
The bent portion is bent so as to cover the retracting portion and the suspension member from the outside, and an opening through which the suspension member is exposed is formed in a part thereof.
The planar member is fixed to the suspension member at a position other than the opening by a fixing member that is fixed to the suspension member so as to sandwich the bent portion from the outside. Attached structure. The fixing member has a shape whose outer shape follows a cross-sectional shape in the width direction of the groove-shaped portion,
The planar structure assembling structure according to claim 1, wherein the fixing member is fitted into the groove-shaped portion.   The planar structure assembling structure according to claim 1, wherein the fixing member is provided so as to cover the bent portion from the outside.

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