JP4279297B2 - Vehicle seat arrangement structure - Google Patents

Description

  The present invention relates to a vehicle seat arrangement structure, and more particularly to a vehicle seat arrangement structure that enables so-called full flatness during storage and ensures a front view of a passenger seated in each row seat during non-storage. Is.

Conventionally, as disclosed in Patent Documents 1 and 2, a vehicle seat that can be accommodated and the vehicle interior can be used more widely is known. In such a vehicle, when there are few occupants and a large amount of luggage, a seat without an occupant to be seated can be folded and stored, and the space that is widened accordingly can be used as a luggage space.
By the way, in recent years, a vehicle with three rows of seats has been proposed in order to allow a lot of passengers to sit comfortably like a wagon type vehicle, but even in this type of vehicle, the seat can be folded. It is configured in this way for convenience such as loading of luggage.
Japanese Utility Model Publication No. 2-28986 JP 2002-67760 A

However, in the conventional vehicle having three rows of seats, a space for folding and storing the second row and the third row of seats is ensured because the three rows of seats are arranged from the front to the rear. There is a problem that is difficult. On the other hand, this type of vehicle has a problem in that a front view cannot be secured as much as an occupant seated in a rear row seat because three rows of seats are disposed from the front to the rear.
Accordingly, the present invention provides a vehicle seat arrangement structure that can easily store seats and can ensure a wide front view of passengers seated in each row seat and improve visibility and comfort. Is.

In order to solve the above-described problem, the invention described in claim 1 is directed to a first row sheet (for example, the first row seat 2 in the embodiment) over three floors on the floor (for example, the floor F in the embodiment). ) In the vehicle seat arrangement structure in which the second row seat (for example, the second row seat 3 in the embodiment) and the third row seat (for example, the third row seat 4 in the embodiment) are arranged, Each row of seats is formed in a staircase shape so that it rises from the front to the back, and the floor formed in the staircase shape has a step size that can ensure the front view of the same tall passenger seated in each row seat The seat in the second row can raise the seat (for example, the seat 3c in the embodiment) forward, and the back (for example, the back 3b in the embodiment) can be tilted forward and held in a horizontal state. Constituted by folded sheet, the second floor of the second-row seat of the floor formed in the stepwise arranged (e.g., the second floor 6 in the embodiment) slide rail in the longitudinal direction (for example, carried out A slide rail 17) in the form is attached, and a base end of a link (for example, the link 18 in the embodiment) is supported on the slide rail so as to be slidable and rotatable in the front-rear direction. front lower surface of the seat portion of the second-row seat is rotatably supported, total, the second floor of the two row height of the slide rail of the seat and the thickness of the back And a third floor (for example, the third floor 7 in the embodiment) on which the third-row sheet is arranged, a dimension that is substantially the same as a step (for example, a step d2 in the embodiment). A front end of the seat portion of the second row seat and a front end portion of the headrest of the back portion (for example, the headrest 3r in the embodiment) protrude below the second floor surface, and the first row seat Is placed in a step formed between the first floor (for example, the first floor 5 in the embodiment) and the second floor (for example, the step d1 in the embodiment), and the third row sheet is After the back part (for example, the back part 4b in the embodiment) is tilted forward, it is composed of a folding sheet that can be rotated backward together with the seat part (for example, 4c in the embodiment) and held in a horizontal state. A part of the third floor (for example, the third floor 7 in the embodiment) on which a seat is placed constitutes a footrest for an occupant seated on the third row seat, and the second row seat and the front In the state where the third row seats are respectively stored, a cargo space which is a flat bottom is formed from the rear of the first row seats to the rear end of the third row seat horizontal holding state.

The invention described in claim 2, the bottom of the luggage compartment space, and the back rear of the second row seat in a stored state, it is formed by a seat back surface of the third row seat in a horizontal state It is characterized by.

By configuring as in claim 1, the second row seat is folded, and the third row seat is folded, whereby the back of the back of the second row seat, the third floor and the back of the seat of the third row seat A cargo space having a flat bottom is formed, so that it is possible to secure a cargo space having a flat bottom that is advantageous for loading the cargo and to secure the height of the cargo space. And the clearance gap between the back part rear end of a 2nd row seat and a 3rd floor can be made small by forming the footrest place of the passenger | crew who seated on the 3rd row seat in the 3rd floor.
In addition, when the seat is not stored, the front view of the same tall passenger seated on each row seat, particularly the second row and third row seats can be secured by the stepped floor to improve visibility and comfort. .
Further, when the seat is not stored, the front view of the same tall passenger seated in each row seat, especially the second row and third row seats, can be secured so as not to be obstructed by the front passenger, thereby improving visibility. it can.

  By configuring as in claim 2, it is possible to secure a cargo space that is a flat bottom from the rear of the first row seat to the rear end of the third row seat horizontally held.

Embodiments of the present invention will be described below with reference to the drawings.
1 and 2, reference numeral 1 denotes a two-box type vehicle. The vehicle 1 has a seat arrangement structure in which the first row seat 2, the second row seat 3, and the third row seat 4 are arranged on the floor F from the front to the rear in three rows.

  Specifically, the first floor 5 on which the first row sheet 2 is placed is connected to the second floor 6 that is higher by the level difference d 1, and the second row sheet 3 is placed on the second floor 6. Yes. The second floor 6 is connected to a third floor 7 that is higher by a level difference d 2, and the third row seat 4 is placed on the third floor 7. The front edge of the first floor 5 is connected to the lower edge of the dash lower 8, and the rear edge of the third floor 3 is connected to the storage recess 10 of the spare tire 9 that is dropped downward into the rear part of the cabin. Yes.

Accordingly, the floor F is formed stepwise with the first floor 5, the second floor 6, and the third floor 7 so as to rise from the front to the rear for each row of seats. Here, each level | step difference d1, d2 is set to the sufficient height dimension from which the eyes of the passenger | crew of the same height are not obstruct | occluded by the passenger | crew's head who is seated ahead. P represents a hip point.
Here, an engine 11 is disposed at the front of the vehicle 1, and a differential gear 13 at the rear of the propeller shaft 12 connected to the engine 11 is disposed in the space 14 below the third floor 7. A fuel tank 16 is disposed in the space 15 below the second floor 6. The fuel tank 16, the differential gear 13, and the lower part of the storage recess 10 of the spare tire 9 are set at substantially the same position.
Therefore, the minimum ground height H determined by the fuel tank 16, the differential gear 13, and the lower portion of the housing recess 10 can be secured, and the vehicle interior space (height h 1) from the first floor 5 and the vehicle interior from the second floor 6 A sufficient space (height h2) can be secured.

  As shown in FIG. 3, each row sheet 2, 3, 4 basically has a seat 2c, 3c. 4c and back portions 2b, 3b, 4b supported in a tiltable manner. The first row seat 2 and the second row seat 3 are independent seats on the left and right, and the third row seat 4 is a so-called bench. It is a sheet. Headrests 2r, 3r, and 4r are attached to the back portions 2b, 3b, and 4b of the row sheets 2, 3, and 4, respectively.

The second row seat 3 is composed of a seat portion 3c and a back portion 3b, and the seat portion 3c is composed of a folding sheet that can be raised to the front side and that can hold the back portion 3b forward and maintain a horizontal state.
Specifically, as shown in FIGS. 5 to 7, a pair of slide rails 17 are attached to the second floor 6 in the front-rear direction. The slide rail 17 has a base end of a link 18 that is slidable in the front-rear direction via a bracket 20 and is supported so as to be pivotable. A lower surface of the front portion of the seat portion 3 c is located at a pivot end of the link 18 via a bracket 21. And is rotatably supported. The lower end of the back portion 3b is supported by a rear portion of the slide rail 17 via a hinge bracket 19, so that the headrest 3r provided at the upper end of the seat portion 3c can be bent at the front side. Reference numeral 27A denotes a mat attached to the lower end of the back portion 3b of the second row seat 3 and the third floor 7 surface.

Therefore, the seat 3c is slid forward (arrow (1) in FIG. 5), and further rotated to a state where it rises forward via the link 18 (arrow (2) in FIG. 6), and the headrest 3r is moved to the front. When the back part 3b is rotated forward through the hinge bracket 19 (arrow (4) in FIG. 7) in a state where the headrest 3r is tilted down (arrow (3) in FIG. 6), the headrest 3r of the back part 3b is a pair of It is folded between the links 18 and 18 so that the back surface of the back portion 3b is flush with the surface of the third floor 7. The space between the third floor 7 and the third floor 7 is flat by the mat 27A. Here, the sum of the height dimension of the slide rail 17 and the thickness of the back portion 3b is set to a dimension substantially equal to the step d2.
Further, the front end of the seat 3c and the tip of the headrest 3r protrude below the second floor 6 surface, but fit within a step d1 formed between the first floor 5 and the second floor 6, so that the back portion It does not adversely affect the folding function of 3b.

The third row seat 4 is a bench seat composed of a seat portion 4c and a back portion 4b, and after the back portion 4b is tilted forward, it rotates rearward together with the seat portion 4c and is located below the floor F. The folding tire 10 can be stored in the storage recess 10 of the spare tire 9 and can be held in a horizontal state.
Specifically, as shown in FIGS. 8 and 9, the seat portion 4 c of the third row seat 4 is provided with a support shaft 22 that protrudes in the horizontal direction at the rear portion of the side wall thereof. A vehicle body side wall (not shown) is rotatably supported. A locking bracket 23 opened downward is attached to the front portion of the side wall of the seat 4c, and a locking pin 25 protruding from a vehicle body side wall (not shown) is locked to the locking portion 24 of the locking bracket 23. By doing so, the rotation of the third row seat 4 to the front side is restricted.

Here, a spare tire 9 and tools (not shown) are stored in the bottom wall of the storage recess 10, and a partition sheet 26 is dropped into the storage recess 10 so as to cover the upper portion of the spare tire 9. . A front edge 26 a of the partition sheet 26 extends from the front wall 10 a of the storage recess 10 to the third floor 7 surface and is fixed to the third floor 7 surface, and a rear edge 26 b is provided across the rear wall 10 b of the storage recess 10. The rear wall 10b is fixed to the upper edge. 8 and 9, reference numeral 30 denotes a cross member joined under the third floor 7.
A mat 27 is attached to a portion extending from the front part to the rear part of the back surface of the seat part 4c, and the rear end of the mat 27 is folded downward at the rear part of the seat part 4c so that the partition sheet 26 and the mat on the third floor 7 are mated. 27 and is fixed to the third floor 7. The back portion 4b of the third row seat 4 has a lower end supported at the rear portion of the seat portion 4c via a hinge bracket 28 so that it can be folded down, and a headrest 4r provided at the upper end of the seat portion 4c is supported to be bent forward. Yes.

  Therefore, when the back portion 4b is tilted forward about the hinge bracket 28 (arrow (5) in FIG. 8) and the headrest 4r is tilted forward (state in FIG. 9), the locking bracket of the seat portion 4c. If the engagement of the locking pin 25 on the vehicle body side is released from the locking portion 24 of the vehicle 23 and the seat portion 4c and the back portion 4b are rotated backward about the support shaft 22 (arrows in FIGS. 8 and 9). 6)), the third row seat 4 is folded and stored with the back surface of the back portion 4b being flush with the surface of the third floor 7 as shown in FIG. The upper opening is closed with a mat 27 attached and laid on the third floor 7 without a sense of incongruity. Here, the folding thickness dimension of the seat part 4 c and the back part 4 b is set to a dimension substantially equal to the depth dimension D from the bottom of the partition sheet 26 to the height of the third floor 7. 8 and 9, reference numeral 29 denotes a tailgate that opens and closes the rear opening of the vehicle body.

  According to the above embodiment, as shown in FIG. 1, when the first row sheet 2, the second row sheet 3, and the third row sheet 4 are not stored, each row sheet 2, 3, 4 has the same height Even if an occupant is seated, the first floor 5, the second floor 6, and the third floor 7 are formed in a staircase shape, and therefore, the front view of the occupant seated on the second row seat 3 and the third row seat 4 As a result, the visibility can be improved and a comfortable cabin space can be secured.

  In addition, the space below the second floor 6 can be secured as a space portion 15 in which the fuel tank 16 is disposed, and the space below the third floor 7 can be secured as a space portion 14 in which the differential gear 13 is disposed. A vehicle interior space (height h1) from the first floor 5 and a vehicle interior space (height h2) from the second floor can be sufficiently ensured to expand the vehicle interior space.

In particular, the level difference d1 between the first floor 5 and the second floor 6 and the level difference d2 between the second floor 6 and the third floor 7 are shown for each passenger seated in front of each passenger's eyes (indicated by arrows in FIG. 1). Since the visibility of each occupant can be improved by setting the height to a sufficient height that is not obstructed by the head, the comfort can be further enhanced.
Further, as shown in FIGS. 2 and 4, when the second row seat 3 is folded, the back of the back portion 3 b is folded with the surface of the third floor 7, and the third row seat 4 is folded. Is stored in the compartment sheet 26 of the storage recess 10 of the spare tire 9, the back surface of the back portion 4 b is held in a horizontal state flush with the surface of the third floor 7 and is fixed to the third floor 7 and rearward. Since the mating recess 10 can be closed without a sense of incongruity by the mat 27 laid on the load, as shown in FIG. 4, a load having a flat bottom from the rear of the first row sheet 2 to the rear end of the third row seat 4 in the horizontal holding state. A room space is formed, and a wide and flat full flat floor can be realized. Therefore, it can be effectively used not only as a loading space but also as a versatile vehicle interior space, and convenience can be enhanced.
Since the floor F is formed in a stepped shape so that it rises rearward, the third floor 7 rises from the ground, and the degree of freedom in arranging the rear wheel suspension device (not shown), the fuel tank 16 and the exhaust pipe (not shown). Because of this, it is possible to install complex suspensions, large fuel tanks and large silencers.

  The present invention is not limited to the above-described embodiment. For example, the second row sheet 3 and the third row sheet 4 are in a folded state and are flush with each other from the rear of the first row seat 2 to the rear end of the cabin. Is formed, the folded form of the second row sheet 3 and the storage form of the third row sheet 4 are not limited to the above embodiment.

As described above, according to the invention described in claim 1, the second row sheet is folded, and the third row sheet is folded, so that the back surface of the back portion of the second row seat, the third floor, and the third row are folded. A cargo space having a flat bottom is formed by the back surface of the seat portion of the seat, so that it is possible to secure a cargo space having a flat bottom that is advantageous for loading the cargo and to secure the height of the cargo space. be able to. And the clearance gap between the back part rear end of a 2nd row seat and a 3rd floor can be made small by forming the footrest place of the passenger | crew who seated on the 3rd row seat in the 3rd floor.
In addition, when the seat is not stored, the stepped floor ensures a front view of the same tall passenger seated on each row seat, especially the second row and third row seats, while improving visibility and comfort. It is easy to secure a comfortable cabin space.
In addition, because the stepped floor is adopted, the rear floor is raised from the ground, the rear wheel suspension system, the fuel tank, and the exhaust pipe are more freely arranged, the complex suspension system, the large fuel tank, A large silencer can be installed.
In addition, when the seat is not stored, the front view of the same tall passenger seated in each row seat, particularly the second row and third row seats, should be widely secured so as not to be obstructed by the front occupant to improve visibility. Therefore, there is an effect that the comfort can be further enhanced.

  According to the invention described in claim 2, since it becomes possible to secure a cargo space of the flat bottom wall from the rear of the first row seat to the rear end of the third row seat horizontally held, the space is wide. In addition, there is an effect that the vehicle interior can be easily used.

It is vehicle side explanatory drawing of the sheet | seat non-storing state of 1st Embodiment. It is vehicle side explanatory drawing of the sheet storage state of 1st Embodiment. It is the perspective view seen from the vehicle interior front part corresponding to FIG. It is the perspective view seen from the vehicle interior corresponding to FIG. It is a side view of a 2nd row sheet. It is a side view which shows folding progress of the 2nd row sheet | seat. It is a side view which shows the folding condition of the 2nd row sheet | seat. It is a partial side view of a 3rd row sheet. It is a side view which shows the folding condition of the 3rd row | line sheet | seat.

Explanation of symbols

  F ... Floor 2 ... First row seat 3 ... Second row seat 4 ... Third row seat 3c, 4c ... Seat 3b, 4b ... Back 7 ... Third floor

Claims (2)

In the vehicle seat arrangement structure in which the first row seat, the second row seat, and the third row seat are arranged on the floor in three front and rear rows,
The floor is formed in a staircase shape so as to rise from the front to the back for each seat in each row, and the floor formed in the staircase shape can secure a front view of the same tall passenger seated in each row seat Formed to a step size,
The second row seat is formed of a foldable seat that is capable of raising the seat portion forward and can be held in a horizontal state by folding the back portion forward, and the second row seat among the floors formed in the stepped shape. A slide rail is attached to the second floor on which the seat is arranged in the front-rear direction, and a base end of a link is supported on the slide rail so as to be slidable and turnable in the front-rear direction. front lower surface of the seat portion of the second-row seat is pivotally supported, the sum of the height and thickness of the back of the slide rail of the second row seat, the said second floor The step is formed to have a size substantially equal to the step formed between the third floor where the third row seats are arranged, and the front end of the seat portion of the second row seat and the tip of the headrest of the back portion are the second step. Projecting below the floor Te, it fits in step formed between the first floor and the second floor to the one-row seat is located,
The third row seat is formed of a folding sheet that can be held backward by rotating backward together with the seat portion after the back portion is tilted forward, and is provided on the third floor on which the third row seat is disposed. Constitutes a footrest for passengers seated in the third row seat,
In the state in which the second row sheet and the third row sheet are stored, a cargo space that is a flat bottom is formed from the rear of the first row sheet to the rear end of the horizontal holding state of the third row sheet. A sheet arrangement structure characterized by that.   The bottom of the cargo space is formed by the back of the back of the second row seat in the stored state and the back of the seat of the third row of seat in the horizontal state. Vehicle seat arrangement structure.

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