JP2013112100A - Seat for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To partition a cabin space while maintaining comfortableness of a vehicle as much as possible.SOLUTION: This seat 2 for the vehicle includes a guide section 30 through which air of a blower 10 can be passed to blow air of the blower 10 from a blowout port 36 of the guide section 30 to the outside of the seat 2. By the guide section 30, air of the blower 10 is blown to edge an external portion of a seat component (6) to reduce an air flow between the seat 2 and a separate seat for the vehicle arranged around the seat 2.

Description

  The present invention relates to a vehicle seat provided with a blower.

As this type of vehicle seat, a vehicle seat including a seat constituent member, a blower, a duct member, and an air outlet is known (see Patent Document 1).
The seating side of the seat constituent member (seat cushion, seatback, headrest) has a concave curved shape, and the side portion of the member protrudes toward the seating side and is positioned on the occupant side. Further, the air outlet is an opening formed on the seating side of the vehicle seat, and is arranged on the side inner surface (position facing the occupant) of the seat constituent member. The duct member is a pipe member that stretches around the inside of the seat, and communicates the blower and the air outlet.
In the known technology, the air blower is built in the seat, and the air (hot air or cold air) of the air blower can be blown out from the air outlet toward the occupant through the duct member.

JP 2006-131106 A

By the way, in a typical vehicle, a plurality of vehicle seats are arranged in parallel in the vehicle front-rear or left-right direction.
At this time, in consideration of the comfort in the vehicle, it is necessary to prevent dust, dirt, pollen, and the like from moving between the vehicle seats due to the air flow in the vehicle cabin as much as possible. However, in the known technology, air is blown out toward the occupant, so that the air flow in the passenger compartment can hardly be restricted.
Further, in the known technology, when some vehicle seats are in a temperature-controlled state, hot air or cold air may escape to other vehicle seats due to air flow in the vehicle interior (slightly in temperature control efficiency). It was a missing configuration).
Of course, it is possible to divide each vehicle seat by providing a wall in the passenger compartment space, but this complicates the vehicle configuration and hinders passengers to get on and off the vehicle (a configuration lacking comfort). ).
The present invention has been devised in view of the above points, and an object of the present invention is to partition a passenger compartment space while maintaining the comfort of the vehicle as much as possible.

As means for solving the above-mentioned problems, the vehicle seat of the first invention has a seat constituent member such as a seat cushion or a seat back, and a blower incorporated in the seat constituent member.
In this type of seat configuration, it is desirable that the compartment space can be partitioned while maintaining the comfort of the vehicle as much as possible.
Therefore, in the present invention, a guide part through which the air of the blower can pass is provided so that the air of the blower can be blown out of the seat from the outlet of the guide. And by blowing out the air of the blower so that at least a part of the outer shape part of the seat constituent member is bordered by the guide portion, the vehicle seat and another vehicle seat disposed around the vehicle seat, etc. The air flow between the vehicle structure and the vehicle structure can be reduced (the compartment space can be partitioned).
In the present invention, since the passenger compartment space can be partitioned by the air of the blower, the seat configuration is excellent in comfort.

The vehicle seat of the second invention is the vehicle seat of the first invention, wherein the flat board member covers the surface different from the seating side of the seat component, and the end of the board member is It arrange | positions so that the outline part of at least one part of a sheet | seat structural member may be bordered.
Therefore, in the present invention, a guide part is provided on the board member, and the air of the blower can be blown out from the outlet formed at the end part of the board member (for example, a configuration in which a member for reinforcement is also used as the guide part) did).

The vehicle seat of the third invention is the vehicle seat of the second invention, wherein a concave space is provided on a surface different from the seating side of the seat component and air can be supplied from the space to the blower.
Therefore, in the present invention, at least a part of the guide portion is formed between the back surface of the board member and the plate-like portion by disposing a flat plate-like portion on the back surface side of the board member.
And the air of a space part flows in in a guide part from a part of plate-shaped site | part directly or via an air blower. In this way, when the air blower is disposed in the guide portion, air can be supplied to the air blower device by causing the air in the space portion to directly flow into the guide portion from a part of the plate-like portion. Moreover, when arrange | positioning an air blower in a space part, the air in a space part flows in in a guide part via a air blower from a part of plate-shaped site | part.
Furthermore, the structure which prevents the air which passes a guide part inflow into a space part on the way by making the other part (part different from a part) plate-shaped part contact | abut to the sheet | seat structural member around a space part. It was.
In the present invention, the air of the blower can be efficiently guided to the seating side by preventing the air of the blower from leaking into the space at the plate-like portion.

  According to the first aspect of the present invention, it is possible to partition the passenger compartment space while maintaining the comfort of the vehicle as much as possible. According to the second aspect of the invention, it is possible to partition the passenger compartment space while maintaining the comfort of the vehicle as much as possible with a relatively simple configuration. According to the third aspect of the invention, the passenger compartment space can be partitioned more efficiently.

It is a perspective view of a vehicle seat. It is a longitudinal cross-sectional view of a seat back. FIG. 3 is a cross-sectional view of a part of the seat back corresponding to line III-III in FIG. It is a longitudinal cross-sectional view of a part of the seat cushion.

Hereinafter, embodiments for carrying out the present invention will be described with reference to FIGS. In each of the drawings, a reference symbol F is attached to the front of the vehicle seat, a reference symbol B is attached to the rear of the vehicle seat, a reference symbol UP is provided above the vehicle seat, and a reference symbol DW is provided below the vehicle seat.
In this embodiment, another vehicle seat 2A (a seat having the same configuration as the vehicle seat 2) is disposed around the vehicle seat 2 (see FIG. 1). For example, in this embodiment, another vehicle seat 2 </ b> A is disposed adjacent to the side of the vehicle seat 2.
The vehicle seat 2 in FIG. 1 includes a seat cushion 4, a seat back 6, and a headrest 8. Each of these members includes a frame member (4F, 6F, 8F) forming a seat skeleton, a cushion material (4P, 6P, 8P) forming a seat outer shape, and a skin material (4S, 6S, 8S) covering the cushion material. Have

<Example 1>
The vehicle seat 2 and the other vehicle seat 2A can have a configuration that can be individually heated or cooled (see FIG. 1).
For example, in the vehicle seat 2, the seat back 6 seating side can be heated by disposing a planar heater member (not shown) on the seat back 6 (between the cushion material 6P and the skin material 6S). Further, another air blower (not shown) different from the air blower 10 (described later) is disposed in the seat back 6. And the air (warm air or cold air) of another blower can be blown to the seating side.
In this type of seat configuration, it is desirable to be able to divide the passenger compartment space for each seat, for example, while maintaining the comfort of the vehicle as much as possible.
Therefore, in this embodiment, the vehicle interior space is partitioned by the configuration described later while maintaining the comfort of the vehicle as much as possible. Hereinafter, each configuration will be described in detail.

[Seatback (basic configuration)]
The seat back 6 is a member connected to the seat cushion 4 so as to be able to be tilted and includes the above-described basic configurations 6S, 6F, 6P, the blower 10, the board member 20, and the guide portion 30 (FIG. 1). Referring to FIG. 3, details of each member will be described later.
Here, the skin material 6S is a bag-like member that covers the cushion material 6P, and can be formed of, for example, a fabric (woven fabric, knitted fabric, or nonwoven fabric) through which gas can pass.
Further, the frame member 6F is a frame-shaped member (substantially inverted U shape in a front view) forming a skeleton, and includes an upper frame 6a, a pair of side frames 6b, and a lower frame 6c (see FIGS. 2 and 3). reference).
Here, the upper frame 6a is a hollow cylindrical member (substantially inverted U shape in a front view) forming the upper part of the seat. Each of the pair of side frames 6b is a flat plate member that forms a seat side, and is attached to the lower end of the upper frame 6a. The lower frame 6c is a bar-like member bridged between the pair of side frames 6b at the lower part of the seat. In the present embodiment, the end portions of the skin material 6S and the like can be fixed by attaching the plurality of plate-like members 6d in a bridging manner between the pair of side frames 6b.
The cushion material 6P is a member that forms the outer shape of the seat, and can be constituted by a member having elastic force such as polyurethane foam. The center of the back surface of the cushion material 6P of the present embodiment is concave (the space 6X is formed) and can be covered with a board member 20 described later.

[Blower]
The blower device 10 of the present embodiment is a hollow box (substantially rectangular shape), and has a blower mechanism (reference numeral omitted), a first opening 11 and a second opening 12 (see FIGS. 2 and 3). reference).
The blower mechanism (typically cylindrical) is a centrifugal mechanism (a mechanism that blows air in the centrifugal direction while sucking air from the apparatus axial direction) and can be stored in the blower 10. Here, examples of the air blowing mechanism include a multi-blade fan (sirocco fan), a plate fan, a turbo fan, an airfoil fan, and a limit load fan.
And the 1st opening part 11 is a through-hole formed in the front side (the axial direction of an apparatus) of the air blower 10, and can supply gas to an air blower mechanism. Moreover, the 2nd opening part 12 is a through-hole formed in the surrounding surface side (centrifuge direction of an apparatus) of the air blower 10, and can discharge the ventilation from a ventilation mechanism outside the apparatus.

[Board materials]
The board member 20 is a plate-like member (typically made of resin) that covers the seat back 6, and includes a plate-like portion 20a and a guide portion 30 (described later) (see FIGS. 1 to 3).
The board member 20 of the present embodiment is a substantially rectangular member that can cover the space portion 6X, and has a concave shape (in longitudinal sectional view) that follows the shape of the seat back 6. And the width dimension of the board member 20 is set larger than the width dimension of the seat back 6, and the side edge part (side edge part 20L) of the board member 20 curves toward the seat front, respectively.
Moreover, the plate-shaped part 20a is a substantially horizontal U-shaped (cross-sectional view) flat plate-shaped part, and protrudes from the back surface of the board member 20 (see FIGS. 2 and 3). The width dimension of the plate-shaped part 20a is substantially the same as the width dimension of the back surface of the seat back 6. For this reason, the plate-shaped part 20a is made narrower than the board member 20 and is not disposed at the side end 20L.
In the present embodiment, the board member 20 is disposed on the back surface of the seat back 6 to cover the space 6X, and each side end 20L is disposed so as to border the side portion of the seat back 6. Extend to the seating side. At this time, by appropriately adjusting the width dimension of the board member 20, a predetermined clearance (second flow path portion 32 described later) can be provided between the side surface of the seat back 6 and the side end portion 20L.

(Guidance Department)
The guide part 30 is a part through which the air of the blower 10 can pass, and has a plurality of flow path parts (first flow path part 31 and second flow path part 32), an intake port 34, and an air outlet 36 ( (See FIGS. 2 and 3).
The first flow path portion 31 is formed between the board member 20 and the plate-like portion 20a. The length dimension of the first flow path portion 31 (clearance between the board member 20 and the plate-like portion 20a) can be set larger than the thickness dimension of the guide portion 30. The height dimension of the first flow path portion 31 (the dimension in the vertical direction of the seat) can be set larger than the height dimension of the blower 10.
The air inlet 34 is a through hole in the center of the plate-like part 20a (a part of the plate-like part), and is provided corresponding to the position where the blower 10 is disposed.
The second flow path portion 32 is formed between the side surface of the board member 20 and the side surface of the cushion material 6P. Further, an end opening (blow-out port 36) of the second flow path portion 32 is provided at the front end side of the side end portion 20L and opens forward of the seat. In the present embodiment, the width dimension of the second flow path portion 32 is gradually narrowed toward the air outlet 36. Moreover, the blower outlet 36 opens linearly up and down the sheet along the side end portion 20L (air can be blown out in a curtain shape).

In the present embodiment, the plate-shaped portion 20a is spaced from the back surface of the board member 20 to form the first flow path portion 31 (see FIGS. 2 and 3). And the 2nd flow-path part 32 is formed by arrange | positioning the seat back 6 side surface and the side edge part 20L facing each other, arrange | positioning the board member 20 in the back surface of the seat back 6. FIG.
At this time, the air of the blower 10 leaks into the space 6X in the middle by bringing the edge of the plate-shaped part 20a (the other part of the plate-like part) into contact with the back surface of the cushion material 6P around the space 6X. It can prevent as much as possible. And the 2nd flow-path part 32 will be extended to the seat seating side, arrange | positioning so that the side part of the seat back 6 may be bordered.
Before and after the above-described work, the first opening 11 is disposed facing the air inlet 34 while the blower 10 is attached between the back surface of the board member 20 and the plate-like portion 20a (lower side in the guide portion 30). At the same time, the second opening 12 is directed upward. In this way, the air of the air blower 10 is supplied from the second opening 12 into the guide part 30 (upper side) while supplying the air of the space 6X directly to the first opening 11 via the intake port 34. Can be blown out.

[Blower of blower]
With reference to FIGS. 1 to 3, the air of the blower 10 is guided to the seat back 6 seating side through the guide portion 30.
At this time, in the present embodiment, the air of the blower 10 is blown to the upper side of the first flow path portion 31 and then flows into the second flow path portion 32. Then, the air is blown forward of the seat from the blowout port 36 at the tip of the side end portion 20L while passing through the second flow path portion 32 (blowed so as to border the side portion of the seat back 6). At this time, the second flow path portion 32 is gradually narrowed toward the air outlet 36, so that the air flow rate is gradually increased.
In this way, the air flow between the adjacent vehicle seats 2 and 2A is reduced by blowing the air of the blower 10 so as to rim the side portion of the seat back 6 (blowing in a curtain shape). The compartment space can be partitioned (see FIG. 1).

As described above, in this embodiment, the vehicle compartment space can be partitioned by the air of the blower 10.
For this reason, by reducing the air flow in the passenger compartment while keeping the temperature of the vehicle seat 2 in a controlled state, it prevents as much as possible hot air and cold air from escaping to the other vehicle seat 2A side (without using a wall or the like). it can. As a result, by keeping hot air and cold air around the occupant, the seat configuration is excellent in temperature control efficiency. Similarly, dust, dirt, pollen, and the like can be prevented as much as possible between adjacent vehicle seats 2 and 2A due to the air flow in the passenger compartment.
In this embodiment, the board member 20 is provided with the guide portion 30 so that the air of the blower 10 can be blown out from the side end portion 20L (blow-out port 36) of the board member 20 (for example, a member for reinforcement is used). The structure is also used as the guide unit 30).
In the present embodiment, the air passing through the guide portion 30 can be prevented from flowing into the space portion 6X on the way at the plate-like portion 20a as much as possible. Thus, the air of the air blower 10 can be efficiently guided to the seating side by preventing the air of the air blower 10 from leaking (reversely flowing) into the space 6X as much as possible (this is a structure excellent in air blowing efficiency). .
For this reason, according to the present embodiment, it is possible to partition the passenger compartment space while maintaining the comfort of the vehicle as much as possible.

<Example 2>
Since the vehicle seat of the present embodiment has substantially the same basic configuration as that of the vehicle seat of the first embodiment, the common structure is denoted by the corresponding reference numerals, and detailed description thereof is omitted.
The seat cushion 4 includes the above-described basic configurations 4F, 4S, 4P, the space 4X, the blower 10, and the board member 20 (see FIG. 4). The space portion 4X is a concave portion at the center of the back surface of the cushion material 4P and can be covered with the board member 20.

The board member 20 is a plate-like member (typically made of resin) that covers the seat cushion 4, and has a plate-like portion 20 a and a guide portion 30.
In the present embodiment, the board member 20 is disposed on the back surface of the seat cushion 4 to cover the space portion 4X, and each side end portion 20L is disposed so as to border the side portion of the seat cushion 4. Extend to the seating side.

(Guidance Department)
The guide part 30 is a part through which the air of the blower 10 can pass, and has a plurality of flow path parts (first flow path part 31 and second flow path part 32), an intake port 34, and an air outlet 36.
In the present embodiment, the first channel portion 31 is formed by arranging the plate-like portion 20 a in the middle of the back surface of the board member 20. Further, the second flow path portion 32 is formed by arranging the side surface of the seat cushion 4 and the side end portion 20L facing each other while the board member 20 is disposed on the back surface of the seat cushion 4. At this time, it is possible to prevent the air of the blower 10 from leaking into the space portion 4X as much as possible by bringing the edge of the plate-like portion 20a into contact with the back surface of the cushion material 4P around the space portion 4X. And the 2nd flow path part 32 will be extended to the seat seating side, arrange | positioning so that the side part of the seat cushion 4 may be bordered.
An end opening (blow-out port 36) of the second flow path portion 32 is provided on the leading end side of the side end portion 20L and opens above the seat.

With reference to FIG. 4, the air of the blower 10 is guided to the seat cushion 4 seating side via the guide portion 30.
At this time, in the present embodiment, the air of the blower 10 is blown to the upper side of the first flow path portion 31 and then flows into the second flow path portion 32. Then, the air is blown upward from the air outlet 36 at the tip of the side end portion 20L while passing through the second flow path portion 32 (blowed so as to border the side portion of the seat cushion 4).
In this manner, the air flow between the adjacent vehicle seats 2 and 2A is reduced by blowing the air of the blower 10 so as to border the side portion of the seat cushion 4 (blowing in a curtain shape). The compartment space can be partitioned (see FIG. 1).

The vehicle seat 2 of the present embodiment is not limited to the above-described embodiment, and can take other various embodiments.
(1) In this embodiment, the example which opens the blower outlet 36 of the guide part 30 toward the front of a sheet | seat etc. was demonstrated. A wing member may be provided at the air outlet to change the air wind direction.
For example, the wing member is a flat member and has a shaft portion extending in the sheet width direction.
Then, after the shaft portion is attached to one side of the wing member, the shaft portion is rotatably attached to the inner wall of the guide portion (side end portion). Then, by rotating the shaft portion, the wing member is displaced from the substantially horizontal first state to the inclined second state, so that the air wind direction can be changed from the front of the seat to the upper (lower) of the seat. .

(2) Moreover, in this embodiment, the guide part 30 demonstrated the example extended to the seat seating side, arrange | positioning along the edge part which makes the external shape of the seat back 6. FIG.
On the other hand, after extending the guide part partway through the seat back, the air of the blower can be changed to the front of the seat or the side of the seat by the wing member. For example, the wing member is a flat plate-like member (substantially rectangular shape) extending up and down the sheet. And after attaching a shaft part to one side of a wing member, this shaft part is rotatably attached to the upper part and the lower part of a guide part. Then, by rotating the shaft portion, the wing member is displaced from the first state facing the seat back to the second state orthogonally arranged, whereby the air wind direction can be changed from the front of the seat to the side of the seat. By changing the air wind direction to the side of the seat in this way, it is possible to prevent the air from going back and forth between the vehicle seat and another vehicle seat located behind the vehicle seat.

(3) Moreover, in this embodiment, the example which partitions compartment space by the air blower 10 was demonstrated. The air of the air blower can be branched and blown out to the seating side of the seat constituent member (a single air blower enables both compartment space and passenger temperature control).
(4) Moreover, in this embodiment, the example which provides the guide part 30 in the board member 20 exclusively was demonstrated. A guide part can be provided in the shield member which covers the side part of a seat cushion, for example.
(5) Moreover, in this embodiment, the example which attaches the air blower 10 to the board member 20 (inside the guide part 30) was demonstrated. In contrast to this, the blower can be disposed in the space portion by being attached to the frame member. In this case, the air in the space portion flows into the guide portion from the air inlet (a part of the plate-like portion) through the air blower by communicating the air blower and the air inlet with a duct member or the like. It becomes.
(6) Moreover, in this embodiment, the example which opens the blower outlet 36 linearly up and down the sheet | seat along the side edge part 20L (air can be blown out in the shape of a curtain) was demonstrated. It is also possible to open the air outlet 36 in a dot shape along the side end portion 20L. Even in this way, air can be blown out in a curtain shape by the continuous point-like air outlet 36.
(7) Moreover, in this embodiment, the example which blocks | prevents inflow of air from the guide part 30 with respect to the space part 6X was demonstrated. Unlike this, as long as the blowing efficiency does not deteriorate extremely, air may slightly flow into the space.

(8) In the present embodiment, the other vehicle seat 2A is described as an example of the vehicle structure, but the type of the vehicle structure is not limited. Examples of the vehicle structure include a wheel house, a loading platform, a door, an instrument panel, and a ceiling.
(9) Moreover, in this embodiment, the example by which the air of the air blower 10 is blown out so that the side part of the sheet | seat structural members 4 and 6 may be bordered was demonstrated.
Unlike this, the same air is blown out so as to border the front part of the seat cushion, so that the space between the vehicle seat and the passenger compartment structure (instrument panel, etc.) located in front of the seat Air flow can be reduced. Also, by blowing out the air so as to border the upper part of the headrest (an example of a seat component), between the vehicle seat and the passenger compartment structure (ceiling etc.) located above the seat. Air flow can be reduced.

2 Vehicle Seat 4 Seat Cushion 6 Seat Back 8 Headrest 6F Frame Member 6P Cushion Material 6S Skin Material 6X Space 6d Plate Member 10 Blower 11 First Opening 12 Second Opening 20 Board Member 20L Side End 20a Plate Shaped part 30 guide part 31 first flow path part 32 second flow path part 34 air inlet 36 air outlet

Claims (3)

In a vehicle seat having a seat constituent member such as a seat cushion or a seat back, and a blower built in the seat constituent member,
Provided with a guide part through which the air of the blower can pass, enables the air of the blower to be blown out of the seat from the outlet of the guide part,
Another vehicle that is arranged around the vehicle seat and the vehicle seat by blowing air from the blower so as to border at least a part of the outer shape of the seat constituent member by the guide portion. A vehicle seat that can reduce the air flow between the vehicle structure and other vehicle structures. The flat board member covers the surface different from the seating side of the seat constituent member, and the end of the board member is arranged so as to border at least a part of the outer shape of the seat constituent member. With
The vehicle seat according to claim 1, wherein the guide member is provided on the board member so that air from the blower can be blown out from an outlet formed at an end of the board member. While providing a concave space portion on a surface different from the seating side of the seat constituent member, it is possible to supply air from the space portion to the blowing device,
A plate-like plate-like portion is spaced apart on the back side of the board member, and at least part of the guide part is formed between the back side of the board member and the plate-like part,
While the air in the space flows into the guide part directly or through a part of the plate-like part through the blower,
The other part of the plate-like part different from the part is brought into contact with the sheet constituent member around the space part to prevent air passing through the guide part from flowing into the space part in the middle. The vehicle seat according to claim 2, which is configured.

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