WO2017134947A1

WO2017134947A1 - Seat

Info

Publication number: WO2017134947A1
Application number: PCT/JP2016/087601
Authority: WO
Inventors: 智啓天野
Original assignee: 株式会社タチエス
Priority date: 2016-02-01
Filing date: 2016-12-16
Publication date: 2017-08-10
Also published as: JP2017136890A

Abstract

A seat (1) is provided with the following: seat members (2, 3) including a cushion material; a changeable cover (8) attached to a prescribed location of each of the seat members (2, 3); an electrical device (9) provided to the changeable cover (8); a fastening member (50) that enables attachment and detachment of each changeable cover (8) to and from the seat members (2, 3); conductive elements (513C, 514C) that constitute a portion of elements (513, 514) which constitute the fastening member (50); a power source (6) that supplies electricity to each electrical device (9); and wiring lines (61, 62, 63, 64) that connect each electrical device (9) to the power source (6) via the conductive elements (513C, 514C).

Description

Sheet

The present invention relates to a sheet having a sheet member, a dressing cover attached to a predetermined portion of the sheet member, a fastening member capable of detaching the dressing cover, and an electric device provided in the dressing cover. .

Conventionally, a seat with a removable surface cover (hereinafter referred to as a dressing cover in the present specification) to a foam cushion material molded into a seat shape so that the dressing cover can be easily dressed. Has been proposed and used in vehicles and the like.

Also, as a vehicle seat, a sensor in which an electric device such as a sensor for detecting the seating of an occupant and a seat heater for heating a seated portion of the occupant is incorporated is used. The wiring of these electric devices is routed from the vehicle body side to the electric devices incorporated in the seat (see, for example, Patent Document 1).

JP 2007-307190 A

However, if an electrical device is attached to the dressing cover, the task of attaching and detaching the cover and wiring connection become complicated when the dressing cover is changed. Moreover, it becomes a very difficult task for users who do not have specialized knowledge and skills.

An object of the present invention is to provide a seat that can easily perform the work of changing a dressing cover (sheet skin) to which an electrical device is attached.

In order to solve this problem, the sheet according to the present invention is
A seat member including a cushion material;
A dressing cover attached to a predetermined location of the sheet member;
Electrical equipment provided on the dressing cover;
A fastening member that allows the dressing cover to be attached to and detached from the seat member;
A conductive element constituting a part of an element constituting the fastening member;
A power source for supplying electricity to the electrical device;
Wiring for connecting the electric device and the power source via the conductive element;
It is characterized by providing.

According to this sheet, when the cover is attached to the sheet member using the fastening member, the conductive elements are fastened at the same time, and at the same time, the wiring is connected and the electric device can be energized. For this reason, the work of wiring connection, such as recombination of the electrical connector, is unnecessary, and the work of attaching and detaching the dressing cover is not complicated. In addition, the operation is simple for users who do not have specialized knowledge and skills.

The conductive element may be composed of a plurality of conductive elements that change the energization amount stepwise. In this case, the energization amount increases as the plurality of elements are sequentially fastened. For this reason, the strength of the electric device can be adjusted without separately providing a strength adjustment switch.

A resistor may be arranged in the middle of the wiring connected to the plurality of conductive elements.

In this case, the resistors may have different resistance values.

The sheet may further include an open / close detection unit that detects an electrical open / close state of the conductive element, and a control device that controls the electrical device based on a detection signal from the open / close detection unit.

The fastening member may be a slide fastener.

Alternatively, the fastening member may be a button including a conductive member.

According to the present invention, it is possible to easily perform the operation of changing the dressing cover (seat skin) to which the electric device is attached.

It is a perspective view of the sheet in the 1st embodiment of the present invention. It is a figure which shows the cross-section of the sheet | seat in the II-II line of FIG. It is a perspective view which expands and shows the structural example of a slide fastener. It is a figure which shows the wiring structure of the sheet | seat in the 2nd Embodiment of this invention. It is a perspective view of the sheet | seat in the 3rd Embodiment of this invention. It is a figure which shows the wiring structure of the sheet | seat in the 4th Embodiment of this invention. It is a figure which shows the wiring structure of the sheet | seat in the 5th Embodiment of this invention. It is a perspective view of the sheet | seat in the 6th Embodiment of this invention. It is a figure which shows the wiring structure of the sheet | seat in the 6th Embodiment of this invention.

Hereinafter, a preferred embodiment of a seat according to the present invention will be described in detail with reference to the drawings in a form applied to a vehicle seat (see FIGS. 1 to 9).

<First Embodiment>
The seat 1 includes a seat 2 that can move back and forth on a vehicle floor panel, a backrest 3, a base cover 7, a dressing cover 8, a blower (electric device) 9, an ECU 10, and the like (see FIGS. 1 and 2). .

The seat 2 and the backrest 3 that can be reclined with respect to the seat 2 are each a seat member that constitutes the seat 1 and includes a cushion material 4 made of foam. In addition, the dressing cover 8 can be attached to and detached from the seat 2 and the backrest 3 using a slide fastener (fastening member) 50. The backrest 3 is provided with a headrest 3A.

Here, the seat 2 will be described as an example. The cushion material 4 constituting the seat 2 has a main cushion portion 41 for supporting the occupant's buttocks or thighs from below, and a side cushion portion 42 for holding the buttocks or thighs from the side. (See FIG. 2). The cushion material 4 is covered with a base cover 7.

The base cover 7 is formed by stitching a main surface portion 71 and a side surface portion 72 with a stitching portion 74. The main surface portion 71 covers, for example, a part of the main cushion portion 41 and the side cushion portion 42 of the cushion material 4, and the side surface portion 72 covers a side portion of the side cushion portion 42 (see FIG. 2). However, this is only an example, and the area covered by the main surface portion 71 and the side surface portion 72 may be different from this. The slider portion 52 of the slide fastener 50 is attached to the stitching portion 74 (see FIGS. 2 and 3).

The slide fastener 50 is a member that allows the dressing cover 8 to be attached to and detached from the base cover 7. The slide fastener 50 of the present embodiment includes a fastening portion 51 and a slider portion 52 (see FIG. 3 and the like). The slide fastener 50 makes it possible to easily attach and detach the dressing cover 8 without using a tool, to securely attach the dressing cover 8 to a predetermined position of the seat 2 or the backrest 3 of the seat 1, etc. This makes it easy to change the dressing cover 8 according to the season or to attach and detach it for cleaning. According to such a slide fastener 50, even if the dressing cover 8 is frequently attached and detached, the fastening function is not impaired as in the case where the hook-and-loop fastener is used.

The fastening portion 51 of the slide fastener 50 includes a base side tape portion 511 and a dressing cover side tape portion 512. The base side tape part 511 and the dressing cover side tape part 512 include elements (service teeth) 513 and 514 that mesh with each other and a butterfly bar (only the butterfly bar 516 of the dressing cover side tape part 512 is shown in FIG. 3). (See FIG. 3).

The slider part 52 of the slide fastener 50 slides on the fastening part 51 along the direction in which the

elements

513 and 514 are arranged (sliding direction), and the element 513 of the base side tape part 511 and the element 514 of the dressing cover side tape part 512. Are brought into a fastening state, or the meshing is released and the fastening of the slide fastener 50 is released.

The base-side tape portion 511 is sewn together with the main surface portion 71 and the side surface portion 72 of the base cover 7 at the stitching portion 74 and fixed to the base cover 7 (see FIGS. 2 and 3). In the stitched portion 74, the main surface portion 71 and the side surface portion 72 of the base cover 7 are joined at the stitched portion 74 with the surfaces facing each other, the surface is the seated person side, and the back surface is the cushioning material. When the cushion member 4 is placed facing the 4 side, the stitched portion 74 and the portion of the base cover 7 beyond the stitched portion 74 are not exposed to the surface side (see FIG. 2). In addition, although the case where it stitch | sutures is illustrated here, you may adhere by welding etc. instead.

The dressing cover side tape portion 512 is sewn and fixed to the surface side of the folded end portion of the dressing cover 8 by a stitching portion 74 (see FIGS. 2 and 3). Although the case where it stitches | sutures is illustrated here, you may adhere by welding etc. instead.

The dressing cover 8 is detachable by using the slide fastener 50, and makes it possible or easy to change to a cover with a desired design and to clean the cover. The dressing cover 8 according to the present embodiment covers the main surface portion 71 of the base cover 7 in both the seat 2 and the backrest 3.

The blower 9 is attached to the back surface of the dressing cover 8 and circulates the air inside the seat 2 or the backrest 3 so that the seated person can sit in a more comfortable state. As the blower 9, a small fan that is not bulky is suitable.

The battery 6 is a power source (external power source) that supplies electricity to the blower 9 from the outside. If it is a vehicle, a vehicle-mounted battery corresponds (refer FIG. 1 etc.).

The wiring electrically connects the battery 6 and the blower 9 via the

conductive elements

513C and 514C. The wiring in the sheet 1 of the present embodiment includes the power supply side wiring 61 that connects the battery 6 and the conductive element 513C, the power supply side cover wiring 62 that connects the conductive element 514C and the blower 9, and the blower 9 and the conductive element 514C. And GND side wiring 64 for connecting the conductive element 513C and the battery 6 (see FIG. 1 and the like).

The

conductive elements

513C and 514C constitute a part of the

elements

513 and 514 constituting the slide fastener 50, are made of a conductive material such as metal, and contact each other when the slide fastener 50 is closed. And function as an electrode to be electrically connected. The

elements

513 and 514 other than the

conductive elements

513C and 514C are made of a nonconductive material such as an insulating material or a resin (see FIG. 1 and the like).

The conductive element 513C provided on the base side tape portion 511 and the conductive element 514C provided on the dressing cover side tape portion 512 are arranged at positions where they mesh with each other and come into contact when the fastening portion 51 is in a fastening state. (See FIG. 4 etc.). The conductive element 513C and the conductive element 514C are engaged to come into contact with each other to form a conductive path.

The conductive element 514C on the side of the dressing cover 8 is attached to the seat 2 or the backrest 3 at a position where the performance of the dressing cover 8 is sufficiently satisfied, specifically, using the slide fastener 50. It is in a position where it can be maintained.

According to the seat 1 having such a wiring structure, when the dressing cover 8 is attached to the seat 2 or the backrest 3, if the slider portion 52 is slid and the

elements

513 and 514 of the slide fastener 50 are fastened, the conductive property is obtained. The

elements

513C and 514C are fastened, the power supply side wiring 61 and the power supply side cover wiring 62, and the GND side cover wiring 63 and the GND side wiring 64 are connected, and the blower 9 can be energized, and the blower 9 is started. This eliminates the need for wiring connection work such as recombination of the electrical connector, and the work of attaching and detaching the dressing cover is not complicated.

<Second Embodiment>
In the present embodiment, a plurality of

conductive elements

513C and 514C are provided, and the energization amount is changed stepwise (see FIG. 4). Hereinafter, the configuration different from the above-described embodiment will be mainly described with reference to FIG.

There are a plurality of, for example, four

conductive elements

513C and 514C, respectively, which are arranged with

resin elements

513 and 514 sandwiched therebetween. When the slide fastener 50 is closed, the first

conductive elements

513C and 514C (indicated by (i) in FIG. 4) are engaged with each other, and similarly, the second

conductive elements

513C and 514C ( 4 (shown as (ii)), the third

conductive elements

513C and 514C (shown as (iii) in FIG. 4), and the fourth

conductive elements

513C and 514C (shown in FIG. 4) (shown in (iv)) are arranged so as to mesh with each other (see FIG. 4).

The power supply side wiring 61 is connected to the first conductive element 513C, and the power supply side cover wiring 62 is connected to the first conductive element 514C.

In addition, the GND side cover wiring 63 is branched into three forks, and each branch line is connected to the second conductive element 514C, the third conductive element 514C, and the fourth conductive element 514C. Yes. In the GND side wiring 64, each of the three branch lines is connected to the second conductive element 513C, the third conductive element 513C, and the fourth conductive element 513C. To the negative terminal (GND terminal) of the battery 6. In addition, a resistor 70L having a large resistance value, a resistor 70M having a medium resistance value, and a resistor 70S having a small resistance value are arranged on the three branch lines, respectively (see FIG. 4).

According to the sheet 1 having such a wiring structure, the slider portion 52 is slid to fasten the second

conductive elements

513C and 514C, fasten the third

conductive elements

513C and 514C, and As the first

conductive elements

513C and 514C are fastened, the energization amount increases stepwise as the plurality of

elements

513 and 514 are fastened sequentially. For this reason, the strength (the amount of rotation of the fan) of the blower 9 can be adjusted according to the position of the slider portion 52 without separately providing a strength adjustment switch.

<Third Embodiment>
In the present embodiment, a heater 9 ′ is attached as an electrical device to the back surface or inside of the dressing cover 8 (see FIG. 5). The heater 9 ′ is provided on at least one of the seat 2 and the backrest 3, in this embodiment. As the heater 9 ′, a planar heater or the like in which a heating element made of hot wire or the like is attached to a heater mat is used. Since the wiring structure is the same as that of the first embodiment described above, description thereof is omitted.

<Fourth Embodiment>
In the present embodiment, a plurality of

conductive elements

513C and 514C are provided in the sheet 1 whose electric device is the heater 9 ′, and the energization amount is changed stepwise (see FIG. 6). Since the wiring structure is the same as that of the second embodiment described above, description thereof is omitted.

<Fifth Embodiment>
The wiring structure in the seat 1 of the present embodiment further includes an ECU (control device) 10 and an open / close detection unit 20 (see FIG. 7). The open / close detection unit 20 detects an electrical open / close state of the plurality of

conductive elements

513C and 514C. In the present embodiment, for example, four sets of the

conductive elements

513C and 514C are electrically connected to each other. Including

signal lines

81, 82, 83. The ECU 10 controls the electric device (for example, the blower 9) based on the detection signal from the open / close detection unit 20. The ECU 10 of this embodiment also has the function of the open / close detection unit 20.

The signal line 81 connects the ECU 10 and the first conductive element 513C. The signal line 82 is led out from the first conductive element 514C, and is branched into a trifurcation on the way, the second conductive element 514C, the third conductive element 514C, and the fourth conductive element 514C. It is connected to the. The signal line 83 includes three signal lines, and each connects the second conductive element 513C and the ECU 10, the third conductive element 513C and the ECU 10, and the fourth conductive element 513C and the ECU 10.

The blower 9 is connected to the ECU 10 via another

conductive element

513C, 514C, a power supply side wiring 61, a power supply side cover wiring 62, a GND side cover wiring 63, and a GND side wiring 64. Further, a battery 6 is connected to the ECU 10.

According to the sheet 1 having such a wiring structure, the open / close detection unit 20 detects the electrical open / close state of a plurality of (second to fourth in the present embodiment)

conductive elements

513C, 514C, The ECU 10 can control the strength of the blower 9 (the amount of rotation of the fan) according to the detection result. In the present embodiment, the ECU 10 has the function of the opening / closing detection unit 20, but it goes without saying that another device that functions as the opening / closing detection unit 20 may be adopted.

<Sixth Embodiment>
In this embodiment, the button 90 including a conductive member is used as a part of the fastening member. Hereinafter, the configuration different from the above-described embodiment will be mainly described with reference to FIGS. 8 and 9.

The button 90 is composed of a pair (element) of an attachable / detachable head (upper front / female) 91 and a genko (lower front / male) 92, and a metal part (electrical conduction) in a fitted state (element). Conductive element). The head 91 is attached to the base tape portion 511, and the genko 92 is attached to the dressing cover side tape portion 512 (see FIG. 9). Further, the head 91 or the genco 92 may be directly attached to the base cover 7 or the dressing cover 8 without using the base side tape portion 511 or the dressing cover side tape portion 512.

In the present embodiment, a plurality of buttons 90 including a conductive member are provided, and the energization amount is changed stepwise (see FIGS. 8 and 9). Since the wiring structure is the same as that of the second and fourth embodiments described above, a detailed description is omitted.

Further, in the seat 1 of the present embodiment, most of the fastening members are configured by the slide fastener 50, and the remaining part is the button 90, and the engagement / disengagement state of the plurality of buttons 90 (the fitted buttons 90). The amount of energization is changed stepwise according to the number of sets), but of course, all of the fastening members may be the buttons 90.

The above-described embodiment is an example of a preferred embodiment of the present invention, but is not limited thereto, and various modifications can be made without departing from the gist of the present invention. For example, the seat 1 according to the present invention can be applied to seats for vehicles such as various vehicles (in addition to automobile seats, aircraft seats, passenger ship seats, etc.), as well as non-vehicle seats. Can also be applied.

In the above-described embodiment, the blower 9 and the heater 9 ′ are illustrated as the electric devices attached to the dressing cover 8, but this is only a preferable example. In addition, the lighting device, the speaker, the deodorizing device, and the lumbar The present invention is also applied when various electric devices such as a support device, a massage device, a side support device (for example, a device for taking in and out air), and a biometric information acquisition sensor (for example, a device for detecting the occupant's heart rate) are used. can do.

The present invention provides a sheet having a sheet member, a dressing cover attached to a predetermined portion of the sheet member, a fastening member capable of detaching the dressing cover, and an electric device provided in the dressing cover. It is suitable to apply.

1 ... Seat 2 ... Seat (seat member)
3. Backrest (sheet member)
4 ... Cushion material 6 ... Battery (power supply)
8 ... Dress-up cover 9 ... Blower (electrical equipment)
9 '... Heater (electric equipment)
10 ... ECU (control device)
20 ... Opening / closing detector 50 ... Slide fastener (fastening member)
61 ... Power supply side wiring (wiring)
62 ... Power supply side cover wiring (wiring)
63 ... GND side cover wiring 64 ...

GND side wiring

70L, 70M, 70S ... Resistor 90 ... Button (fastening member)
513, 514 ...

Element

513C, 514C ... Conductive element

Claims

A seat member including a cushion material;
A dressing cover attached to a predetermined location of the sheet member;
Electrical equipment provided on the dressing cover;
A fastening member that allows the dressing cover to be attached to and detached from the seat member;
A conductive element constituting a part of an element constituting the fastening member;
A power source for supplying electricity to the electrical device;
Wiring for connecting the electric device and the power source via the conductive element;
A sheet comprising:
2. The sheet according to claim 1, wherein the conductive element includes a plurality of conductive elements that change an energization amount in a stepwise manner.
The sheet according to claim 2, wherein a resistor is disposed in the middle of the wiring connected to the plurality of conductive elements.
The sheet according to claim 3, wherein the resistors have different resistance values.
5. An open / close detection unit that detects an electrical open / close state of the conductive element, and a control device that controls the electric device based on a detection signal from the open / close detection unit. The sheet according to any one of the above.
The sheet according to any one of claims 1 to 5, wherein the fastening member is a slide fastener.
The sheet according to any one of claims 1 to 5, wherein the fastening member is a button including a conductive member.
Dress-up cover constituting the seat according to any one of claims 1 to 7.