JPH1178637A - Seat structure of vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vehicle seat structure which has functions for an occupant to seat him/herself on a seat in the normal condition, to allow loading of a tall object in the first accommodating position and also allow loading of a long object in the second accommodating position, and which can enhance the needs for load chamber service sufficiently, by introducing such a configuration that two accommodating positions are selectable, i.e., the first in which the seat cushion is sprung up and together with seat back is accommodated in such a condition as laid one over the other and the second accommodating position in which the seat back is fallen and together with seat cushion is accommodated ahead of a bulged part in such a condition as laid one over the other. SOLUTION: A floor panel 1 is furnished with a bulged part 14 consisting of a rising surface 12 and a horizontal surface 13, and a vehicle seat is installed on the bulged part 14. In this seat structure of vehicle, two accommodating positions are selectable, i.e., the first α in which the seat cushion 9 is sprung up and together with seat back is accommodated in such a condition as laid one over the other and the second accommodating position in which the seat back 10 is fallen and together with seat cushion 9 is accommodated ahead of the bulged part 14 in such a condition as laid one over the other.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle seat structure, such as a rear seat, which is provided with a raised portion having a rising surface and a horizontal surface on a floor panel.

[0002]

2. Description of the Related Art Conventionally, as a vehicle seat structure of the above-mentioned example, there is, for example, a rear seat storage device described in JP-A-3-200444. That is, a raised portion including a rising surface and a horizontal surface is provided on a floor panel, and a rear seat attached to the raised portion, and a projection provided on a front lower surface of a seat cushion of the rear seat is detachably attached to the horizontal surface of the raised portion. While mounting as possible. The legs are pivotally connected to the front lower surface of the seat cushion and the upper surface of the floor panel (stepped recess) in front of the bulge. The entire sheet is stored in front of the protruding portion in a state where the sheet is superposed, and the above-mentioned horizontal surface and the upper surface of the seat back (the back of the seat back in the normal state) are substantially flush with each other, so that a long object luggage is formed. Is a rear seat storage device configured to effectively mount the.

[0003] This conventional device has the advantage that a long object can be effectively loaded as described above, but on the other hand, the vertical device between the stepped recess (the upper surface of the floor panel) in front of the raised portion and the lower surface of the roof. There was a problem that tall luggage (tall items) such as potted plants could not be loaded properly using the dimensions effectively, and the use needs of the luggage compartment could not be sufficiently increased. .

[0004]

According to the first aspect of the present invention, the first storage position in which the seat cushion is jumped up and the jumped up seat cushion and the seat back are stored in an overlapped state. And a second storage position in which the seat back is collapsed, and the collapsed seat back and the seat cushion are stored in front of the raised portion in a superimposed state, so that the occupant in the normal state can be selected. Seating, mounting a tall object in the first storage position,
It is an object of the present invention to provide a vehicle seat structure that has a plurality of functions of mounting a long object at a second storage position and can sufficiently increase the use needs of a luggage compartment.

According to a second aspect of the present invention, in addition to the object of the first aspect, the seat is divided into a plurality of parts in the vehicle width direction so that the left and right sides of the luggage compartment are separately elongated. It is an object of the present invention to provide a vehicle seat structure capable of simultaneously mounting an object and a tall object, and further increasing use needs.

According to a third aspect of the present invention, in addition to the object of the first aspect, the seat is divided into three in the vehicle width direction, and the central seat is divided into widths with respect to the left and right seats. By forming the sheet narrow, the center narrow sheet can be moved integrally with the left or right sheet, and for example, the 6: 4 or 4: 6 division can be freely performed on the left and right,
It is an object of the present invention to provide a vehicle seat structure capable of further increasing use needs.

According to a fourth aspect of the present invention, in addition to the object of the first aspect, the sheet stored in the first storage position is located behind the rising surface, and By configuring the sheet stored in the second storage position so as to be positioned substantially flush with the horizontal plane, the load between the roof panel upper surface and the roof in front of the raised portion is provided in the first storage position. Provided is a vehicle seat structure capable of effectively utilizing a space without any obstruction of a room space by a seat, and improving operability of taking in and out a long object in a second storage position. Aim.

According to a fifth aspect of the present invention, in addition to the object of the first aspect, a support shaft provided at a predetermined portion of the seat cushion, and one end pivotally connected to the support shaft, A first link having the other end pivotally supported so as to be capable of engaging and disengaging with respect to a horizontal plane; one end pivotally connected to the support shaft, and the other end pivotally capable of being engaged with and disengaged from a rising surface or a floor panel; By providing the second link to be supported, the first storage position is obtained when the pivot at the other end of the second link is released, and the second storage position is obtained when the pivot at the other end of the first link is released. The purpose of the present invention is to provide a seat structure for a vehicle.

[0009]

According to a first aspect of the present invention, there is provided a vehicle seat structure in which a raised portion comprising a rising surface and a horizontal surface is provided on a floor panel, and the vehicle is mounted on the raised portion. A first storage position where the cushion is jumped up and the jumped-up seat cushion and seat back are stored in an overlapped state, and the seat back is folded down, and the seat back and the seat cushion that have been knocked down are overlapped. The vehicle seat structure is configured to select a second storage position stored in front of the raised portion.

According to a second aspect of the present invention, in addition to the configuration of the first aspect, the vehicle has a vehicle seat structure in which a seat is divided into a plurality of parts in a vehicle width direction.

According to a third aspect of the present invention, in addition to the configuration of the second aspect of the present invention, the seat is divided into three in the vehicle width direction, and the central seat is wider than the left and right seats. It is characterized in that it is a vehicle seat structure formed narrow.

According to a fourth aspect of the present invention, in addition to the configuration of the first aspect, the sheet stored in the first storage position is located behind a rising surface, and The vehicle seat structure is characterized in that the seat stored in the storage position is located substantially flush with the horizontal plane.

According to a fifth aspect of the present invention, in addition to the configuration of the first aspect of the present invention, a support shaft provided at a predetermined portion of the seat cushion, and one end pivotally connected to the support shaft, A first link whose other end is pivotally supported so as to be disengageable from a horizontal surface, one end is pivotally connected to the support shaft, and the other end is pivotally supported so as to be disengageable from a rising surface or a floor panel; And a second link provided in the vehicle.

[0014]

According to the first aspect of the present invention, the occupant can be seated on the seat in a normal state other than the first storage position or the second storage position. When the first storage position is selected, a tall object can be mounted by effectively utilizing the vertical dimension between the upper surface of the floor panel and the lower surface of the roof in front of the raised portion.
When the storage position is selected, a long object can be mounted. As described above, since it has a plurality of functions, there is an effect that the use needs of the luggage compartment can be sufficiently increased.

According to the invention described in claim 2 of the present invention,
In addition to the effect of the first aspect of the present invention, since the seat is divided into a plurality of parts in the vehicle width direction, it is possible to simultaneously mount a long object and a tall object separately on the left and right sides of the luggage compartment. As a result, there is an effect that use needs can be further increased.

According to the third aspect of the present invention,
In addition to the effect of the second aspect of the present invention, the seat is divided into three in the vehicle width direction, and the central seat is formed narrower than the left and right seats. It becomes possible to move integrally with the seat or the right seat, and as a result, for example, the left and right can be freely divided into 6: 4 or 4: 6, and there is an effect that the use needs can be further increased.

According to the invention described in claim 4 of the present invention,
In addition to the effects of the first aspect of the present invention, since the seat is located behind the rising surface in the first storage position, the load between the roof and the upper surface of the floor panel in front of the raised portion. The room space is not hindered at all by the seat, so that the space can be used effectively, and the seat (specifically, the upper surface of the seat back, ie, the normal (Corresponding to the back surface of the seat back in FIG. 1) is substantially flush with the horizontal plane, so that there is an effect that the operability of taking in and out a long object can be improved.

According to the invention described in claim 5 of the present invention,
In addition to the effect of the first aspect of the present invention, when the pivotal engagement of the other end of the second link is released, the seat cushion can be jumped up using the first link, and the first storage can be performed. When the position is easily obtained, while the pivotal engagement of the other end of the first link is released, the seat cushion can be stored in front of the raised portion using the second link, and the second storage can be performed. There is an effect that the position can be easily obtained.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below in detail with reference to the drawings. The drawing shows a vehicle seat structure. In FIG. 1, a driver's seat 3 (or a passenger's seat) and a passenger's seat 4 (or a passenger's seat 4) are formed on a convex seat mounting portion 2 formed at a front portion of a floor panel 1 and extending in the vehicle width direction. Or a driver's seat), and a rear seat 5 is mounted behind these seats 3 and 4.

The above-mentioned rear seat 5 is divided into three in the vehicle width direction, and a right seat 6, a center seat 7, and a left seat 8
Are formed, and the center sheet 7 is formed narrower than the left and right sheets 6 and 8. In this embodiment, the ratio of the length of the right seat 6, the center seat 7, and the left seat 8 in the vehicle width direction is set to 4: 2: 4. In addition,
Each of the above-mentioned seats 6, 7, and 8 includes a seat cushion 9, a seat back 10, and a headrest 11.

Next, referring to FIGS. 2 and 3 (FIG. 3 is a plan view of FIG. 2, but a part is expanded for convenience of illustration), the specifics of the right sheet 6 and the left sheet 8 are shown. The structure of each of the left and right sheets 8 and 8 will be described in detail here. Floor panel 1 described above
A raised portion 14 comprising a rising surface 12 and a horizontal surface 13 is provided on the left side, and the left seat 8 is attached to the raised portion 14. In the raised portion 14, a load receiving portion 15 is formed by recessing a corner portion between the rising surface 12 and the horizontal surface 13 so as to receive a rear portion of the seat cushion 9.

At the rear of both sides of the above-mentioned seat cushion 9, brackets 16 slightly rising in the direction of the seat back 10,
The seat back 10 is fixedly connected to the seat cushion 9 via the brackets 16 on both sides thereof so that the seat back 10 can be reclined. The above-mentioned seat back 10 is configured to be tiltable about a support shaft 17.

As shown in FIG. 3, supporting shafts 18, 18 project outward from the brackets 16, 16 at portions corresponding to the side surfaces of the seat cushion 9, and these left and right supporting shafts 18, 18 are provided. Is the rear link 1 as the first link
9 and the upper end of a lower link 20 as a second link are pivotally connected.

Here, the rear link 19 is composed of two link plates 19a, 19a, and these link plates 19a, 19a.
a The connecting shaft 19b connecting the free ends is integrally formed with the connecting shaft 19b, and the connecting shaft 19b located at the rear end in the normal state (see FIG. 2) is located in front of the convex portion 21 formed on the horizontal plane 13. The part is pivotally supported so as to be able to engage and disengage with the horizontal surface 13.

That is, as shown in FIG. 4 and FIG.
And a control lever 25 pivotally attached to another support shaft 24 at a position away from the above-mentioned support shaft 22 rearward from the above-mentioned support shaft 22.
And a connecting rod 26 for connecting these two 23 and 25. In the normal state shown in FIG. 4, the connecting shaft 19b is rotatably engaged with the claw lever 23, while the operating lever as shown in FIG. When the lever 25 is operated in the release direction (counterclockwise direction in the drawing), the claw lever 23 rotates in the release direction with the support shaft 22 as a fulcrum, and the engagement of the connection shaft 19b by the claw lever 23 is released. The connecting shaft 19b and the rear link 19 are configured to be separated from each other.

The lower link 20 described above (see FIG. 3)
Are two link plates 20a, 20a,
0a and 20a are integrally formed with a connecting shaft 20b for connecting the free ends to each other. Under a normal state (see FIG. 2), a connecting shaft 20b located at a lower end is formed at a corner between the rising surface 12 and the floor panel 1. The part is pivotally supported so as to be disengageable.

That is, as shown in FIG. 6 and FIG.
7, and a control lever 30 pivotally mounted on another support shaft 29 at a position away from the above-described support shaft 27 in a forward direction from the above-described support shaft 27.
And a connecting rod 31 for connecting these two 28, 30. In a normal state shown in FIG. 6, the connecting shaft 20b is rotatably engaged with the claw lever 28, while the operating lever is operated as shown in FIG. When the 30 is operated in the release direction (counterclockwise direction in the drawing), the claw lever 28 rotates in the release direction with the support shaft 27 as a fulcrum, and the engagement of the connection shaft 20b by the claw lever 28 is released. The connection shaft 20b and the lower link 20 are configured to be separated from each other.

On the other hand, as shown in FIGS. 2 and 3, a support link 33 whose upper end is pivotally attached to a support shaft 32 on the seat cushion 9 side is provided at the lower front side of the seat cushion 9 described above. This support link 33 is composed of two link plates 33
a, 33a and a connecting shaft 33b for connecting the free ends of the link plates 33a, 33a to each other are integrally formed, and the connecting shaft 33b located at the lower end under the normal state (see FIG. 2) is connected to the floor panel. Receiving part 3 formed in 1
4 is detachably supported.

The receiving portion 34 and the convex portion 21 may be formed integrally with the floor panel 1 as shown, or may be formed integrally with the floor panel 1 by using another member.
Further, in this embodiment, the lower link 20 is unlocked from the normal state (a state in which the occupant is allowed to sit) shown in FIG. 2 and jumped up as shown in FIG. 9 through the halfway state shown in FIG. FIG. 2 shows a first storage position α where the seat cushion 9 and the seat back 10 are stored in a superposed state.
The unlocking of the rear link 19 is released from the normal state shown in FIG. 11 and the seat back 10 and the seat cushion 9 which are folded down as shown in FIG. It is configured to select the second storage position β to be stored.

In the first storage position β (see FIG. 9), the connecting shaft 20b of the lower link 20 must be detachably locked and fixed in a state where the left seat 8 is raised. Next, the link locking structure at the first storage position α will be described with reference to FIGS.

The link locking structure includes a claw lever 36 pivotally attached to the support shaft 35 and constantly biased in the engagement direction of the connection shaft 20b, and another claw lever 36 at a position separated rearward from the support shaft 35 described above. An operating lever 38 pivotally attached to the support shaft 37 and a connecting rod 39 for connecting these two members 36, 38 are provided. Under the condition shown in FIG. 12, the claw lever 36 engages the connecting shaft 20b. When the operation lever 38 is operated in the release direction (clockwise direction in the drawing) as shown in FIG. 13, the claw lever 36 rotates in the release direction with the support shaft 35 as a fulcrum, and the connection shaft 20b is moved by the claw lever 36. It is configured to release the engagement.

4, 5, 6, 7, 12, and 13.
When a coil spring wound around the support shafts 22, 27, 35 is used as a means for constantly biasing the claw levers 23, 28, 36 in the engagement direction in FIG. 13, space efficiency can be improved. . The right seat 6 is configured symmetrically with respect to the seat structure of the left seat 8 configured as described above. The central seat 7 is configured to move integrally with the left seat 8 or the right seat 6 by an interlocking member such as a hook-and-loop fastener. In the figure, reference numeral 40 denotes a rear wheel.

The illustrated embodiment is configured as described above, and the operation will be described below. The left seat 8 shown in FIG. 9 is moved from the normal state shown in FIG.
2, the claw lever 28 (see FIGS. 6 and 7) engaging the connecting shaft 20b of the lower link 20 is released under the state of FIG.
The seat cushion 9 is jumped up as shown in FIG.

At this time, the support link 33 is connected to the floor panel 1.
8 and moves upward together with the seat cushion 9, the support link is rotated about the support shaft 32 to the bottom surface of the seat cushion 9 as shown in FIG. 8.
Next, the seat cushion 9 which has jumped up is overlapped with the seat back 10 and the lower link 20 is connected to the seat cushion 9.
The lower link 2 is pivoted upward at the first storage position α so that the entire seat 8 is positioned rearward of the rising surface 12 as shown in FIG.
The 0 connecting shaft 20b is locked by the claw lever 36 (see FIG. 12).

As described above, the left seat 8 is moved to the first position shown in FIG.
Is fixed and held at the storage position α in the same manner as the left seat 8 described above, which secures a space for mounting a tall object having a sufficiently high vertical dimension between the upper surface of the floor panel 1 in front of the raised portion 14 and the lower surface of the roof. When the seat 7 and the right seat 6 are respectively integrally raised and stored in the first storage position α,
As shown in FIG. 14, the above-mentioned tall object mounting space can be secured over the entire width of the vehicle interior in the vehicle width direction.

On the other hand, in order to store the left seat 8 in the second storage position β shown in FIG. 11 from the normal state (occupant can be seated) shown in FIG. The claw lever 23 (see FIGS. 4 and 5) engaging the connecting shaft 19b is released, and the seat cushion 9 is made to approach the upper surface of the floor panel 1 in front of the raised portion 14 with the connecting shaft 20b of the lower link 20 as a fulcrum. While the spindle 1
The seat back 10 is tilted forward around the fulcrum 7. At this time, the connecting shaft 33b of the support link 33 is detached from the receiving portion 34 in advance, and the support link 33 is rotated around the support shaft 32 toward the bottom surface of the seat cushion 9 as shown in FIG.

Next, in a state in which the seat cushion 9 and the seat back 10 are completely overlapped with each other from the halfway state shown in FIG. 1, the seat back 1 tilted down as shown in FIG.
The second storage position β in which the upper surface (original back surface) of the “0” is located substantially flush with the horizontal plane 13 is secured, and a long space for mounting a long object in the vehicle longitudinal direction is secured. Left seat 8 described above
Similarly, when the center seat 7 and the right seat 6 are respectively stored integrally in the second storage position β, the luggage compartment floor is extended as shown in FIG. Can be secured.

As shown in FIGS. 14 and 15, instead of means for integrally storing the three sheets, ie, the right sheet 6, the center sheet 7, and the left sheet 8, the right sheet 6 and the center sheet are linked by an interlocking member such as a hook-and-loop fastener. The left seat 8 is configured to be independently movable with respect to each of the seats 6 and 7. For example, each of the seats 6 and 7 is configured to be in the first position as shown in FIG. When the left seat 8 is stored and held at the second storage position β as shown in the figure, the left and right seats 8 are stored and held at the second storage position β. A tall object mounting space having a sufficiently high vertical dimension is secured between the lower surface of the roof and the luggage compartment floor is extended on the left seat 8 side to secure a long object mounting space. In addition, by removing the hook-and-loop fastener, a mode opposite to the mode illustrated in FIG. 16, that is, the left sheet 8 and the center sheet 7 move integrally, and the right sheet 6 moves independently of these sheets 8, 7. Embodiments can also be obtained.

FIG. 17 shows an embodiment in which the first storage position α is set further rearward than the embodiment shown in FIG. 9, and a rear link 19 is provided on the entire surface of the projection 21 projecting from the horizontal surface 13 in the raised portion 14. A slant portion 21a for avoiding interference with the seat is formed, the first storage position α is set rearward, and a load of the entire seat is received on the luggage compartment floor.

FIG. 18 shows another embodiment in which the connecting shaft 20b of the lower link 20 is locked and fixed at the first storage position α, and a seat belt 41 for holding a seat separately from an original seat belt for restraining an occupant. And the seat belt 41
The connection shaft 20b is configured to be locked and fixed by a claw member 42 or a locking ring (not shown) attached to the tip of the connector.

In short, according to the vehicle seat structure having the above-described structure, in a normal state (see FIG. 2) where neither the first storage position α nor the second storage position β, the occupant is seated on the seat 5. Can be seated in the first storage position α
When (see FIG. 9) is selected, a tall object can be mounted by effectively utilizing the vertical dimension between the upper surface of the floor panel 1 in front of the raised portion 14 and the lower surface of the roof, and the second storage position is provided. β
When (see FIG. 11) is selected, a long object can be mounted. As described above, since it has a plurality of functions, there is an effect that the use needs of the luggage compartment can be sufficiently increased.

Further, since the seat 5 is divided into a plurality of parts in the vehicle width direction, as shown in FIG. 16 as one example, a long object and a tall object are separately provided on the left and right sides of the luggage compartment. They can be mounted at the same time, and as a result, there is an effect that the use needs can be further increased.

Further, the seat 5 is divided into three in the vehicle width direction, and the central seat 7 is formed narrower than the left and right seats 6 and 8, so that the central narrow seat 7 is replaced with the left seat 8
Alternatively, it can be moved integrally with the right seat 6, and as a result, for example, 6: 4 or 4: 6 division can be freely performed on the left and right sides, and there is an effect that the use needs can be further increased.

In addition, at the above-mentioned first storage position α, the seat cushion 9 which has been jumped up by the seat 8
Is located behind the rising surface 12, the space between the upper surface of the floor panel 1 in front of the raised portion 14 and the roof is not hindered by the seat 8, so that the space is effective. Can be used for
In the second storage position β, the seat 8 (specifically, the upper surface of the seat back 10, that is, the back surface of the seat back 10 in a normal state) is located substantially flush with the horizontal surface 13, and thus the length is longer. This has the effect of improving the operability of taking in and out of the scale. When the pivotal engagement of the other end of the second link (see the lower end of the lower link 20) is released, the seat cushion 9 can be jumped up using the first link (see the rear link 19), The first storage position α is easily obtained. On the other hand, when the pivotal engagement of the other end of the first link (see the rear end of the rear link 19) is released, the second link (see the lower link 20) is used. As a result, the seat cushion 9 can be stored in front of the raised portion 14, and the second storage position β can be easily obtained.

Regarding the correspondence between the structure of the present invention and the above-described embodiment, the seat of the present invention corresponds to the rear seat 5,
Similarly, the three divided sheets correspond to the right sheet 6, the center sheet 7, and the left sheet 8, the first link corresponds to the rear link 19, and the second link corresponds to the lower link 20.
However, the present invention is not limited to the configuration of the above-described embodiment.

[Brief description of the drawings]

FIG. 1 is a schematic perspective view showing a seat structure of a vehicle according to the present invention in a normal state.

FIG. 2 is a side view of a seat.

FIG. 3 is a plan view of a main part of FIG. 2;

FIG. 4 is an explanatory view showing an engagement / disengagement structure of a rear link.

FIG. 5 is an explanatory diagram at the time of unlocking.

FIG. 6 is an explanatory view showing an engagement / disengagement structure of a lower link.

FIG. 7 is an explanatory diagram at the time of unlocking.

FIG. 8 is a side view showing an intermediate stage of the operation to the first storage position.

FIG. 9 is a side view showing a first storage position.

FIG. 10 is a side view showing an intermediate stage of the operation to the second storage position.

FIG. 11 is a side view showing a second storage position.

FIG. 12 is an explanatory diagram showing a lock structure of a seat that has been set up.

FIG. 13 is an explanatory diagram at the time of unlocking.

FIG. 14 is a schematic perspective view showing a first storage position.

FIG. 15 is a schematic perspective view showing a second storage position.

FIG. 16 is a schematic perspective view when both storage positions are used together.

FIG. 17 is a side view showing another embodiment of the first storage position.

FIG. 18 is a side view showing another embodiment of the locked structure of the seat that has been set up.

[Explanation of symbols]

 α: First storage position β: Second storage position 1… Floor panel 5… Rear seat 6… Right seat 7… Center seat 8… Left seat 9… Seat cushion 10… Seat back 12… Rising surface 13… Horizontal surface 14… Elevated part 18 ... Support shaft 19 ... Rear link (first link) 20 ... Lower link (second link)

Claims (5)

[Claims] 1. A vehicle seat structure having a raised portion comprising a rising surface and a horizontal surface provided on a floor panel, wherein a seat cushion is jumped up, and the seat cushion and the seat back are jumped up. A first storage position where the seat back is stored in a superimposed state, and a second storage position where the seat back is stored in front of the raised portion in a state where the seat back is folded down and the seat back and the seat cushion are superimposed. Vehicle seat structure configured to be selected. 2. The vehicle seat structure according to claim 1, wherein the seat is divided into a plurality of portions in a vehicle width direction. 3. The vehicle seat structure according to claim 2, wherein the seat is divided into three in the vehicle width direction, and the center seat is formed narrower than the left and right seats. 4. The sheet stored in the first storage position is located behind a rising surface, and the sheet stored in the second storage position is positioned substantially flush with a horizontal plane. Vehicle seat structure. 5. A support shaft provided at a predetermined portion of the seat cushion, a first link having one end pivotally connected to the support shaft and the other end pivotally supported so as to be able to engage and disengage from a horizontal plane. The vehicle seat structure according to claim 1, further comprising a second link pivotally connected at one end to the support shaft and pivotally supported at the other end so as to be engaged with and disengaged from a rising surface or a floor panel.