JP2011131662A - Vehicle luggage compartment space structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicle rear luggage compartment structure in which a luggage compartment board moves upward interlocking with seat backs so as to reduce a manual operation to move the luggage compartment board and improve the usability of the structure, and when at least one of the seat backs is in a seating state, a state where the luggage compartment board is at a low position is kept so that a capacity of a luggage compartment, especially of the luggage compartment in a height direction, is not reduced. <P>SOLUTION: Seat backs 5 are turnably supported in a state between the seating state where a person on board can be seated on a seat and an inclining state where the seat backs incline forward on seat cushions 4. An interlocking mechanism 25 is provided for moving a luggage compartment board 19 upward only when all the plurality of seat backs 5, 5 are inclined. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a rear luggage compartment structure of a vehicle in which a cargo compartment is disposed behind a plurality of divided seat backs and a cargo compartment board is provided at the bottom of the cargo compartment.

  In recent years, large cross members that protrude into the vehicle compartment are arranged between the left and right rear wheel houses to improve the rigidity around the rear of the vehicle, and in particular, to prevent the rear wheel house from falling over due to load input from the rear suspension. It has been tried.

Further, a gusset is provided on the outer side in the vehicle width direction of the large cross member described above in order to prevent the rear wheel house from falling down, and this gusset protrudes into the luggage space behind the vehicle. It is being considered.
Thus, when the structure using the above-mentioned large-sized cross member and gusset is adopted, it becomes difficult to form a flat luggage compartment surface in the vehicle width direction and the front-rear direction. For this reason, for example, when a passenger loads a large load such as furniture or tires in the luggage compartment with the seat back of the rear seat moved forward, it is necessary to lift the load to the height of the gusset. In addition, there is a problem that an audible noise is generated while the vehicle is running when the passenger is burdened and the luggage is held in an unstable state.

  By the way, in Patent Document 1, a floor panel that forms the bottom surface of a passenger compartment, a seat cushion of a rear seat disposed on the floor panel, and a plurality of divided parts (two left and right parts) in the vehicle width direction are disposed. A seat back arranged, a cargo compartment disposed behind the seat back, and a cargo compartment board disposed at the bottom of the cargo compartment, and an upward movement operation of the cargo compartment board; There is disclosed a rear luggage compartment structure in which a folding operation of at least one of the right and left seat backs of a rear seat is interlocked by an interlocking mechanism.

  According to this conventional structure disclosed in Patent Literature 1, at least one of the left and right seat backs can be folded in conjunction with the upward movement of the cargo compartment board from the cargo compartment side in the separate type seat. Although there is an advantage that the step between the folded seat back and the cargo floor can be eliminated, the patent document 1 discloses that when all of the seat backs divided into a plurality are in a forward-turned state. Only the technical idea that the cargo compartment board moves upward is not disclosed at all.

JP 2007-302144 A

  Therefore, the present invention supports the seat back so as to be rotatable between a seated state in which an occupant can sit and a forward-turned state in which the seat cushion is moved forward, and all of the plurality of seatbacks are in the forward-turned state. When the cargo room board is configured to move upward only at the time of the movement, the cargo room board moves upward in conjunction with the seat back, which eliminates the trouble of manually operating the cargo room board, improves usability, and at least When one seat back is in a seated state, an object is to provide a rear luggage compartment structure of a vehicle that keeps the cargo compartment board in a lower position and does not sandwich the cargo compartment capacity, particularly the vertical capacity.

A rear luggage compartment structure of a vehicle according to the present invention includes a floor panel that forms a bottom surface of a passenger compartment, a seat cushion disposed on the floor panel, and a seat back that is divided into a plurality of portions in the vehicle width direction. A rear luggage compartment structure of a vehicle, comprising: a luggage compartment disposed behind the seat back; and a luggage compartment board disposed at the bottom of the luggage compartment, wherein the seat back is an occupant Is supported in a pivotable manner between a seated state in which the seat can be seated and a forward-turned state in which the seat cushion is moved forward, and the cargo compartment board is moved upward only when all of the plurality of seat backs are in the forward-turned state. It is equipped with an interlocking mechanism that moves it.
The above-mentioned seat cushion may be either a bench seat type or a separate type.

According to the above configuration, since the interlock mechanism moves the cargo compartment board upward only when all of the plurality of seat backs are in the forward-turned state, the cargo compartment board moves upward in conjunction with the seat back, This eliminates the need to manually operate the cargo compartment board, improving usability.
Further, when at least one of the divided seat backs is in a seated state (standing state), the cargo compartment board holds the state of the lower position. There is no pinching.

In one embodiment of the present invention, the interlocking mechanism moves the cargo compartment board upward so that the back surface of the seat back in a forward-turned state and the cargo compartment board form a continuous cargo compartment surface. .
According to the above configuration, when the cargo compartment board moves upward by interlocking with the seat back, the back of the seat back and the cargo compartment board are continuous, and there is no step between the two, so that the cargo can be easily loaded. be able to.

In one embodiment of the present invention, the cargo compartment board is divided into a front board located in front of the vehicle front-rear direction and a rear board located rearward in the vehicle front-rear direction, and the front board is separated by the interlock mechanism. Is supported so as to be movable up and down.
According to the above configuration, the luggage compartment board is divided into the front board and the rear board, and the divided front board is moved up and down, so that it is possible to prevent the luggage compartment board from being bent during the upward movement.

In one embodiment of the present invention, the interlocking mechanism is rotatably supported by the floor panel and moves the cargo compartment board upward, and at least one seat of a plurality of seat backs. A locking member that restricts the rotation of the rotating member when the back is in a seated state, and the rotating member is urged and disposed in a direction to move the cargo compartment board upward. Is.
According to the above configuration, since the rotating member automatically moves the luggage compartment board upward by the urging force by releasing the lock member, a simple structure can be achieved.

In one embodiment of the present invention, the interlock mechanism includes a lifter that moves the luggage compartment board upward when all of the plurality of seatbacks are brought forward, and the lifter causes the seatback to be floored. It is arrange | positioned at the floor bracket supported by a panel.
According to the above configuration, since the lifter is disposed on the floor bracket, the parts can be shared. That is, the floor bracket has both a function of supporting the seat back to the floor panel and a function of arranging and supporting the lifter, so that the common use of parts can be achieved and the number of parts can be reduced.

In one embodiment of the present invention, a pair of left and right rear wheel houses is disposed behind the seat back, and a protruding portion that protrudes from the rear wheel house into the vehicle interior is provided. The protrusion is supported so as to move flush with or above the upper end of the protrusion.
You may set the above-mentioned protrusion part to the gusset which prevents the inner fall of a rear wheel house.
According to the above configuration, when the cargo compartment board moves upward, the cargo compartment board moves flush with the upper end of the projecting portion or above it, so that the cargo compartment surface is generally flat in the vehicle width direction. It is possible to load the luggage easily.

In an embodiment of the present invention, when the cargo compartment board moves upward, the cargo compartment board and the protruding portion are formed to be continuous.
According to the above configuration, when the cargo compartment board moves upward, the cargo compartment board and the protruding portion are continuous, so that it is possible to achieve both improvement in appearance and prevention of falling of luggage or the like.

In one embodiment of the present invention, the luggage compartment board is slidably provided with an extension portion that fills a gap between the cargo compartment board and the protruding portion when the cargo compartment board moves upward. It has been done.
According to the above configuration, since the extension portion is disposed on the cargo compartment board, when the cargo compartment board moves upward, the gap between the cargo compartment board and the protruding portion can be filled with the extension portion, The luggage can be prevented from falling, and the luggage space is not sacrificed when the luggage board is in the lower position.

  According to the present invention, the seat back is rotatably supported between a sitting state in which an occupant can be seated and a forward-turned state where the seat cushion is moved forward to the upper portion of the seat cushion, and all of the plurality of seat backs are in the forward-turned state. Since the cargo compartment board is moved upward only at the time of the vehicle, the cargo compartment board moves upward in conjunction with the seat back, and the labor for manually operating the cargo compartment board is saved, so that the usability is improved and at least 1 When two seat backs are in the seated state, there is an effect that the cargo compartment board is kept in the lower position and the cargo compartment capacity, in particular, the vertical capacity is not sandwiched.

The schematic perspective view which shows the rear part luggage compartment structure of the vehicle of this invention 1 is a cross-sectional view taken along line AA in FIG. 2 is a cross-sectional view taken along line BB in FIG. Side view when moving cargo room board upward The principal part enlarged side view of FIG. 2 which shows an interlocking mechanism Rear view showing the related structure of the cargo compartment board, extension, and protrusion The top view which shows the other Example of the rear part luggage compartment structure of a vehicle Side view showing still another embodiment of rear cargo compartment structure of vehicle 8 is an enlarged side view of the main part of FIG. Top view showing the structure of the interlocking mechanism when all seatbacks are moved forward Partial plan view of the interlock mechanism when all seatbacks are seated Partial plan view of the interlock mechanism when only one seatback is moved forward Partial plan view of the interlock mechanism when all seat backs are moved forward FIG. 13 is a perspective view. Side view when only one seat back is moved forward CC sectional view taken along the line CC in FIG. 16 is an enlarged side view of the main part of FIG. DD sectional view taken along line D-D in FIG. 18 is an enlarged side view of the main part of FIG.

  The floor panel that forms the bottom of the passenger compartment and the above floor panel are designed to improve the usability by moving the cargo compartment board upward in conjunction with the seat back and eliminating the manual operation of the cargo compartment board. A seat cushion disposed above, a seat back disposed in a plurality of parts in the vehicle width direction, a luggage compartment disposed behind the seat back, and disposed at the bottom of the luggage compartment In the rear luggage compartment structure of the vehicle equipped with a luggage compartment board, the seat back is rotatable between a seated state in which an occupant can be seated and a forward-turned state in which the seat cushion is moved forward to the upper part of the seat cushion. This is realized by a configuration that includes an interlocking mechanism that is supported and moves the luggage compartment board upward only when all of the plurality of seat backs are in the forward-turned state.

An embodiment of the present invention will be described in detail with reference to the drawings.
FIG. 1 shows a rear luggage compartment structure of a vehicle, FIG. 1 is a perspective view showing the rear luggage compartment structure as viewed from the rear, FIG. 2 is a side view taken along line AA of FIG. 1, and FIG. It is a top view which follows the BB line of FIG.

In FIG. 2, a floor panel 2 that forms the bottom surface of the passenger compartment 1 is provided, and a rear seat 3 is disposed on the floor panel 2.
The rear seat 3 is, as shown in FIGS. 1 to 3, a bench seat type seat cushion 4 and seat backs 5 and 5 which are divided into a plurality of vehicles in the vehicle width direction (in this embodiment, left and right divided). And the respective headrests 6 and 6 provided in the upper center of the respective seat backs 5 and 5, and the above-described seat cushion 4 is disposed on the floor panel 2.

Here, the above-mentioned seat cushion 4 forms a seating surface of the occupant (rear seat occupant), the seat back 5 forms a backrest surface of the occupant, and the headrest 6 supports the head of the occupant.
The above-described seat back 5 is independently supported on the left and right so as to be rotatable between a sitting state (standing state) in which an occupant can be seated and a forward-turning state in which the seat cushion 4 is moved forward to the upper portion of the above-described seat cushion 4. (See FIGS. 2 and 4).

  Further, the above-described floor panel 2 has a kick-up floor portion 2c integrally connected to the front floor panel 2a via a kick-up portion 2b, and a rear portion of the kick-up floor portion 2c via a deck portion 2d. The cargo floor 7 is integrally provided continuously.

As shown in FIG. 2, a luggage compartment 8 is formed behind the above-described seat back 5, and as shown in FIG. 1, a pair of left and right rear wheel houses 9, 9 (note that In the drawing, only the rear wheel house 9 on the right side of the vehicle is shown).
As shown in FIGS. 1 and 2, a large cross member 10 protruding into the vehicle compartment 1 or the cargo compartment 8 is provided between the left and right rear wheel houses 9 and 9 in the vehicle width direction. The cross member 10 is configured to prevent the rear wheel house 9 from falling over.

  The cross member 10 is a vehicle body strength member that forms a closed cross section 11 extending in the vehicle width direction between the front panel 2 and, more specifically, the deck portion 2d. In this embodiment, as shown in FIG. 2, the lower cross member 12 is joined and fixed to the lower portion of the deck portion 2d facing the cross member 10 in the vertical direction. The lower cross member 12 and the deck portion 2d A closed section 13 extending in the vehicle width direction is also formed between the two so as to improve the vehicle body rigidity.

  Further, as shown in FIGS. 1 and 2, a gusset 14 is provided as a protruding portion that protrudes into the vehicle compartment 1 or the cargo compartment 8 from the central portion in the front-rear direction of the rear wheel house 9 described above. The gusset 14 is joined and fixed between the longitudinal wall portion of the rear wheel house 9 in the vehicle width direction and the cross member 10, and the gusset 14 further prevents the rear wheel house 9 from falling inward. It is configured as appropriate.

As shown in FIGS. 1 and 2, a rear side frame upper 15 extending in the front-rear direction of the vehicle is joined and fixed to both upper sides of the cargo floor 7, and between the rear side frame upper 15 and the cargo floor 7. Is formed with a closed section 16 extending in the longitudinal direction of the vehicle.
Similarly, as shown in FIG. 6, a rear side frame under 17 that extends in the front-rear direction of the vehicle is also joined and fixed to both lower sides of the cargo compartment floor 7, and between the rear side frame under 17 and the cargo compartment floor 7. A closed cross section 18 extending in the longitudinal direction of the vehicle is formed.

  As shown in FIGS. 1 and 2, a cargo compartment board 19 is disposed at the bottom of the cargo compartment 8, that is, directly above the cargo compartment floor 7. As shown in FIG. Is divided into a front board 20 located in the front of the vehicle front-rear direction and a rear board 21 located in the rear of the vehicle front-rear direction. The front board 20 and the rear board 21 are not shown in the drawings. Are connected by a hinge member.

  On the other hand, as shown in FIGS. 2 and 3, the seat backs 5, 5 divided into left and right are divided into a center floor gusset 22 positioned between the left and right seat backs 5, and the vehicle width of the seat backs 5, 5. The side floor gussets 23, 23 located on the outer side in the direction are supported by a rotation center shaft 24 stretched across the vehicle width direction, and these seat backs 5, 5 As a fulcrum, it is supported so as to be rotatable (can be raised and lowered) between the sitting state shown in FIG. 2 and the forward-turned state shown in FIG.

As shown in FIG. 3, a mounting flange portion 22a formed integrally or integrally with the lower portion of the center floor gusset 22 is fixed to the floor panel 2, and as shown in FIG. The bent mounting flange portion 23 a is also fixed to the floor panel 2.
Moreover, since the rear luggage compartment structure of the vehicle includes an interlocking mechanism 25 that moves the front board 20 of the cargo compartment board 19 upward only when all of the plurality of seatbacks 5 and 5 are in the forward-turned state. Hereinafter, the configuration of the interlocking mechanism 25 will be described in detail.

  As shown in FIGS. 3 and 5, an L-shaped bracket 26 integrally formed with a stopper 26 a is fixed to the floor panel 2 on both rear sides of the seatbacks 5, 5, and the left and right brackets 26, 26 are fixed. Is attached with a rotating frame 28 via a support shaft 27 as a fulcrum.

The rotating frame 28 is a rotating member that is rotatably supported by the floor panel 2 and that moves the front board 20 of the cargo compartment board 19 described above upward.
The rotating frame 28 includes left and right leg portions 28a and 28a, and a connecting portion 28b that connects the left and right leg portions 28a and 28a in the vehicle width direction, and the leg portion 28a and the connecting portion 28b are connected to each other. A gusset 29 (so-called corner gusset) is attached to the corner portion.
Cams 30 and 30 having arcuate cam surfaces are integrally joined and fixed to the left and right leg portions 28a and 28a of the above-described rotating frame 28, respectively.

On the other hand, a lock member 31 extending from the outside in the vehicle width direction toward the rear is provided at the lower portion of the seat back 5. The lock member 31 extends rearward from a portion corresponding to the height position of the rotation center shaft 24, and the lock member 31 is fixed to a seat back frame (not shown), and when the seat back 5 is in a seated state. The cam 30 is pressed by the lock member 31 to restrict the upward movement of the rotating frame 28.
The lock member 31 is a lock member that restricts the rotation of the rotation frame 28 as a rotation member when at least one of the plurality of seat backs 5 and 5 is in a seated state.

Further, as shown in FIG. 5, the rotating frame 28 described above is urged and arranged in a direction to move the front board 20 of the cargo compartment board 19 upward by a spring 32 as urging means. Is.
In short, the interlocking mechanism 25 includes a floor-side rotation frame 28, a seat back 5 side lock member 31, and a spring 32 as biasing means, and at least of the plurality of seat backs 5, 5. When one seat back 5 is in the seated state, as shown in FIG. 2, the rotation of the rotation frame 28 is restricted by the lock member 31, and the luggage compartment board 19 is held at the lower position, and a plurality of When all of the seat backs 5 and 5 are brought forward, the left and right lock members 31 and 31 are separated from the cam 30 forward and upward to allow the rotation of the rotation frame 28. Is rotated in the direction of moving the front board 20 upward by the biasing force of the spring 32, and as shown by the solid line in FIG. 4 and the phantom line α in FIGS. Move board 20 upward Is shall.

  Here, when the rotating frame 28 is rotated so as to move the front board 20 upward and the leg portion 28a is in a substantially upright state, the leg portion 28a comes into contact with the stopper 26a, and more. It is configured to prevent over-rotation. Even in this state, since the urging force of the spring 32 is urged to the rotating frame 28, the rotating frame 28 is rotationally displaced by the weight of the load mounted on the front board 20. No, it is possible to reliably receive the weight of the load.

  As shown in FIG. 4, when all of the seat backs 5, 5 are brought forward, the back surface of the seat back 5 in the forward-turned state and the front board 20 form a luggage room surface that is continuous in the front-rear direction. The cargo compartment board 19 (front board 20) is moved upward.

Further, as shown in FIG. 4, the front board 20 of the cargo compartment board 19 is flush with or substantially flush with the upper end of the gusset 14 as the protruding portion when the board 20 moves upward. The part board 20 and the set 14 are formed continuously.
Further, as shown in FIG. 6, the front board 20 is shown on the lower surface of the vehicle width direction end portion of the board 20 corresponding to the gusset 14 as the projecting portion of the front board 20 of the luggage compartment board 19. As indicated by an imaginary line α, a slider 33 as an extension portion that fills the gap between the front board 20 and the gusset 14 when moved upward is disposed so as to be slidable in the vehicle width direction.

  The slider 33 is housed in a slider holding member 34 provided at a predetermined portion of the front board 20 and is along an arcuate surface 14a protruding to the vehicle interior side of the gusset 14 by a biasing means such as a spring (not shown). It is formed so that it can be sunk freely.

  In FIG. 5, the imaginary line β indicates the rotation locus of the lock member 31, and in the drawing, the arrow F indicates the front of the vehicle, the arrow OUT indicates the outside of the vehicle, and the arrow IN indicates the inside of the vehicle. .

  As described above, the rear luggage compartment structure of the vehicle shown in FIGS. 1 to 6 includes the floor panel 2 that forms the bottom surface of the compartment 1, and the seat cushion 4 disposed on the floor panel 2. The seat backs 5 and 5 divided into a plurality in the vehicle width direction, the luggage compartment 8 arranged behind the seat back 5, and the luggage compartment arranged at the bottom of the luggage compartment 8 The vehicle is provided with a board 19, and the seat back 5 has a seating state in which an occupant can be seated (see FIG. 2) and a forward-turning state in which the seatback 5 is moved forward on the seat cushion 4 ( 4) and is provided with an interlocking mechanism 25 that moves the luggage compartment board 19 upward only when all of the plurality of seatbacks 5, 5 are in the forward-turned state. Yes (see FIGS. 1, 2 and 4).

According to this configuration, the interlock mechanism 25 moves the luggage compartment board 19 upward only when all of the plurality of seat backs 5 and 5 are in the forward-turned state (see FIG. 4). 5, the luggage compartment board 19 moves upward, and the labor for manually operating the luggage compartment board 19 is saved, thereby improving usability.
Further, when at least one of the divided seat backs 5 and 5 is in a seated state (standing state), the cargo room board 19 holds the lower position, so the capacity of the cargo room 8 In particular, the capacity in the vertical direction is not sandwiched.

Further, the interlock mechanism 25 is configured so that the back surface of the seatback 5 in the forward-turned state shown in FIG. 4 and the luggage room board 19 (in particular, refer to the front board 20) form a continuous luggage room surface. The board 19 is moved upward (see FIG. 4).
According to this configuration, when the cargo compartment board 19 moves upward by interlocking with the seat back 5, the back of the seat back 5 and the cargo compartment board 19 are continuous, there is no step between them, Can be easily performed.

In addition, the cargo compartment board 19 is divided into a front board 20 positioned in the front in the vehicle front-rear direction and a rear board 21 positioned in the rear in the vehicle front-rear direction. It is supported so as to be movable up and down (see FIG. 1).
According to this configuration, the luggage compartment board 19 is divided into the front board 20 and the rear board 21, and the divided front board 20 is moved up and down, so that the luggage compartment board 19 is prevented from being bent during the upward movement. can do.

The interlocking mechanism 25 is rotatably supported by the floor panel 2 and also has a rotating member (see the rotating frame 28) for moving the luggage compartment board 19 upward, and a plurality of seat backs 5, And a lock member 31 for restricting the rotation of the rotation member (see the rotation frame 28) when at least one seat back 5 is seated, and the rotation member (the rotation frame 28). Is arranged so as to be urged in a direction to move the cargo compartment board 19 upward (see FIG. 5).
According to this configuration, when the lock member 31 is released, the turning member (see the turning frame 28) automatically pushes the cargo compartment board 19 with the urging force (see the urging force of the spring 32 as the urging means). Since it is moved upward, a simple structure can be achieved.

In addition, a pair of left and right rear wheel houses 9 are disposed behind the seat back 5, and a protruding portion (see gusset 14) that protrudes from the rear wheel house 9 into the passenger compartment 1 is provided. The chamber board 19 is supported so as to move flush with or above the upper end of the protrusion (gusset 14) (see FIGS. 1 and 4).
According to this configuration, when the cargo compartment board 19 moves upward, the cargo compartment board 19 moves flush with the upper end of the projecting portion (gusset 14) or above, so that it is generally flat in the vehicle width direction. It is possible to make a load room surface, and it is possible to easily load the load.

In addition, when the cargo compartment board 19 moves upward, the cargo compartment board 19 and the protrusion (see the gusset 14) are formed so as to be continuous (see an imaginary line α in FIG. 6). .
According to this configuration, when the cargo compartment board 19 moves upward, the cargo compartment board 19 and the protruding portion (gusset 14) are continuous, so that it is possible to achieve both improvement in appearance and prevention of falling of luggage or the like. it can.

Further, the luggage compartment board 19 includes an extension (see slider 33) that fills a gap between the cargo compartment board 19 and the protruding portion (see gusset 14) when the cargo compartment board 19 moves upward. Is slidably arranged (see FIG. 6).
According to this configuration, since the extension portion (slider 33) is disposed on the cargo compartment board 19, when the cargo compartment board 19 moves upward, the cargo compartment board 19 and the protruding portion (gusset 14) are not provided. The gap can be filled with the extension (slider 33), so that the cargo can be prevented from falling, and when the cargo compartment board 19 is in the lower position, the cargo compartment space is not sacrificed at all.

FIG. 7 shows another embodiment of the rotating frame 28 as a rotating member. A reinforcing member 28c extending in the vehicle width direction is stretched between the left and right leg portions 28a of the rotating frame 28, and the rotating frame 28 is rotated. This is intended to improve the strength of the frame 28, particularly torsional rigidity.
If comprised in this way, the up-and-down movement of the front board 20 by this rotation frame 28 can be performed still more reliably. In the embodiment of FIG. 7 as well, other configurations, operations, and effects are the same as those of the embodiment of FIGS. 1 to 6, and therefore, the same reference numerals in FIG. Detailed description thereof will be omitted.

8 to 19 show other embodiments of the rear luggage compartment structure of the vehicle. 8 to 19, the same reference numerals are given to the same portions as the previous drawings.
10 is a plan view of the main part in a state in which the left and right seat backs 5 and 5 are respectively tilted forward, FIG. 16 is a cross-sectional view taken along the line CC in FIG. 10, and FIG. FIG. 8 is a side view of the left and right seat backs 5 and 5 in a seated state.

  As shown in FIGS. 8, 9, and 10, seat back gussets 40, 40 are provided on both lower sides of the left and right seat backs 5, 5, respectively.

On the other hand, the left and right seat backs 5, 5 are configured to be supported by left and right side floor gussets 41, 41 and a center floor gusset 42 positioned between the seat backs 5, 5 as shown in FIG. ing. The side floor gusset 41 is formed by integrally bending a mounting flange portion 41 a, and the mounting flange portion 41 a is fixed to the floor panel 2.
Similarly, a mounting flange portion (not shown) is also integrally formed on the center floor gusset 42, and this mounting flange portion (not shown) is also fixed to the floor panel 2.

  As shown in FIG. 10, the vertical wall portion of the left side floor gusset 41 is located outside the seat back gusset 40 on the left seat back 5 on the outer side in the vehicle width direction. The wall portion is also located outside the seat back gusset 40 on the right side seat back 5 in the vehicle width direction, and between the left and right side floor gussets 41, 41, the seat back gussets 40, 40 and the center floor gusset 42 are located. A reinforcing shaft 43 extending in the vehicle width direction through the vehicle is horizontally mounted.

  Further, between the left side floor gusset 41 and the center floor gusset 42, a rotation center shaft 44A (hereinafter simply referred to as a left support shaft) extending through the seat back gusset 40 and extending in the vehicle width direction is horizontally mounted. Similarly, between the right side floor gusset 41 and the center floor gusset 42, there is a rotation center shaft 44B (hereinafter simply abbreviated as a right support shaft) that extends through the seat back gusset 40 and extends in the vehicle width direction. It is built.

In the previous embodiment shown in FIGS. 1 to 7, the rotation center shaft 24 has an undivided structure, but in this embodiment shown in FIG. 10, the rotation center shaft 24 includes the left support shaft 44A and the right support shaft. The shaft 44B is divided into left and right parts.
Here, since the position of the reinforcing shaft 43 extending and fixed in the vehicle width direction between the left and right side floor gussets 41 and 41 is unchanged, the support shafts 44A and 44B are attached to the seat back gusset 40. Arc-shaped long holes 40a are formed in the center, and the left and right seat backs 5, 5 are seated (see FIG. 8) and forward-turned (see FIG. 16) with the left and right support shafts 44A, 44B as fulcrums. The left support shaft 44A and the right support shaft 44B are configured to rotate together when the seat back 5 is rotated.

Even if the reinforcing shaft 43 has a fixed structure that does not change its position, the seat back gusset 40 is formed with the arc-shaped long hole 40a. There is no problem even if it rotates.
Moreover, the support rigidity of the seat back 5 can be improved by the above-described reinforcing shaft 43.

Also in the second embodiment, as shown in FIG. 10, an interlocking mechanism Z that moves the front board 20 in the cargo compartment board 19 upward only when all of the plurality of seatbacks 5 and 5 are in the forward-turned state is provided. Yes.
The interlocking mechanism Z includes left and right lifters 45 and 45 for moving the front board 20 upward when all of the plurality of seat backs 5 and 5 are brought forward. As shown, the left and right lifters 45, 45 are disposed on a side floor gusset 41 as a floor bracket that supports the seat back 5 to the floor panel 2.

In addition, the interlocking mechanism Z described above includes a center unit U provided at the center lower portion in the vehicle width direction of the left and right seat backs 5 and 5.
As shown in FIGS. 10 to 14, 18, and 19, the center unit U is fixed to the floor bracket 2 and has a concave center bracket 46 and is fixed to the rear upper side of the center bracket 46. It is fitted and fixed to a fixed plate 47, a slider 48 disposed on the upper portion of the fixed plate 47 so as to be able to move back and forth in response to the undulation operation of the seat back 5, and the left and right support shafts 44A and 44B. The pulleys 49 and 49 that rotate integrally with the support shafts 44A and 44B, the wire guides 50 and 51 that are provided symmetrically with the vertical wall facing portion of the concave center bracket 46, and the left pulley 49 are fixed. From the pulley 49, the wire W1 is attached to the left part of the slider 48 via the lower part of the wire guide 50 and the upper part of the wire guide 51, and is fixed to the right pulley 49. And a, a wire W2 attached to the right portion of the slider 48 through the upper portion of the lower and the wire guide 51 of the wire guide 50 from the pulley 49 Te.

As shown in FIGS. 11 to 14, the above-described fixing plate 47 is integrally provided with a spring retainer 52 at a lower portion of the rear end thereof, and at the center of the fixing plate 47 in the vehicle width direction, the vehicle longitudinal direction. A long hole 53 extending in the direction of is formed.
And the guide shaft 54 which penetrates the long hole 53 of the above-mentioned fixing plate 47 to the up-down direction is provided, this guide shaft 54 is arrange | positioned so that a movement to the front-back direction with respect to the long hole 53 is performed, and this guide shaft 54 is fixed. The above slider 48 is tightly fitted to the upper surface of the plate 47.

In addition, a return spring 55 as an urging means is stretched between the guide shaft 54 and the spring retainer 52 at the lower portion of the fixed plate 47 described above.
Further, guide members 56 and 56 having guide holes 56a (see FIG. 14) extending in the vehicle width direction are fixed to the left and right surfaces of the slider 48, respectively, and the rear ends of the wires W1 and W2 are attached to the attachments. 57 is attached to the guide hole 56 a of the guide member 56.

In addition, a pair of left and right wire guides 58, 58 are spaced apart from each other at the rear of the upper surface of the fixed plate 47 described above.
The left end of the wire W3 is attached to the left lifter 45 as shown in FIGS. 10 and 13, and the wire W3 is attached to the left wire guide 58 on the fixed plate 47, the guide shaft 54, and the fixed plate 47. The right wire guide 58 is led to the right lifter 45 and the right end of the wire W3 is attached to the right lifter 45.

  As shown in FIG. 10, the left and right lifters 45, 45 attached to the outer surfaces of the vertical wall portions of the left and right side floor gussets 41, 41 are formed in a left-right symmetrical structure. The structure of the left lifter 45 will be described with reference to FIG.

As shown in FIGS. 9 and 17, the above-described lifter 45 has a lower link 61 pivotally supported by the side floor gusset 41 using a pin 60 as a support shaft, and a free end of the lower link 61 as a fulcrum. An upper link 63 connected using a pin 62 and an abutting member 64 fixed to the upper portion of the upper link 63 and abutting against the lower surface of the front board 20 in the luggage compartment board 19 are provided.
The above-described upper link 63 is formed with a long hole 63a along the longitudinal direction thereof, and a center link 66 is attached to a middle portion of the lower link 61 using a pin 65 as a pivot point. A pin 67 provided on the upper portion of 66 is slidably inserted into the elongated hole 63a, and an end portion of the wire W3 is connected and fixed to an intermediate portion in the vertical direction of the center link 66.

  Thus, when both the left and right seat backs 5 and 5 are in the seated state (standing state) as shown in FIG. 8, the wire W3 of the center unit U is in the state shown in FIG. As shown in FIG. 9, the lower link 61 and the upper link 63 are bent at an acute angle with the pin 62 as a fulcrum, so that the front board 20 of the luggage compartment board 19 moves upward. Without holding the lower position.

  As shown in FIG. 15, when only the left seat back 5 is moved forward and the right seat back 5 is left standing, the left support shaft 44A and the left pulley 49 are moved when the left seat back 5 is moved forward. And the wire W1 is pulled in the direction of arrow a in FIG. 12, that is, forward, the guide shaft 54 is pulled forward through the slider 48, and the wire W3 is pulled in the direction of arrow b. In FIG. 15, the loose wire W3 is merely changed to a tensioned state, and the lifter 45 is in a state where the lower link 61 and the upper link 63 are refracted into an acute angle with the pin 62 as a fulcrum as shown in FIG. Thus, the front board 20 remains held at the lower position without moving upward.

  As shown in FIG. 16 from the state shown in FIG. 15, when the right seat back 5 is moved forward after the left seat back 5 is moved forward, and all the seat backs 5, 5 are moved over the seat cushion 4, the right seat back 5, the right support shaft 44 </ b> B and the right pulley 49 rotate together, the wire W <b> 2 is pulled in the direction of the arrow c in FIG. 13, that is, forward, and the guide shaft 54 is pulled forward via the slider 48. Then, the wire W3 is pulled in the direction of the arrow d (front of the vehicle).

  Therefore, the center link 66 is pulled forward by the rear end portion of the wire W3, and as shown in FIGS. 16 and 17, the lower link 61 rotates forward with the pin 60 as a fulcrum, and the upper portion of the center link 66 As the pin 67 slides along the elongated hole 63a of the upper link 63, the lower link 61 and the upper link 63 are aligned as shown in FIG. The contact member 64 of the lifter 45 is moved upward.

  When the front board 20 is moved upward, as shown in FIG. 16, the back surface of the seatback 5 in a forward-turned state and the front board 20 form a luggage room surface that is continuous in the front-rear direction of the vehicle. In short, the interlocking mechanism 25 moves the front board 20 of the cargo compartment board 19 upward so that the back surface of the seat back 5 in the forward-turned state and the cargo compartment board 19 form a continuous cargo compartment surface. It is.

  Thus, also in the rear luggage compartment structure of the vehicle of the second embodiment shown in FIGS. 8 to 19, the floor panel 2 that forms the bottom surface of the compartment 1 and the seat cushion disposed on the floor panel 2. 14, seat backs 5 and 5 that are divided into a plurality of parts in the vehicle width direction, a luggage compartment 8 that is arranged behind the seat back 5, and a bottom portion of the luggage compartment 8. It is a rear luggage compartment structure of a vehicle provided with a cargo compartment board 19, and the seat back 5 is in a seated state in which an occupant can be seated (see FIG. 8) and forwardly moved forward on the seat cushion 4. An interlocking mechanism Z that is supported so as to be rotatable between the state (see FIG. 16) and moves the luggage compartment board 19 upward only when all of the plurality of seatbacks 5 and 5 are in the forward-turned state. (See FIGS. 8 and 16).

According to this configuration, the interlock mechanism Z moves the luggage compartment board 19 upward only when all of the plurality of seatbacks 5 and 5 are in the forward-turned state (see FIG. 16). In conjunction with this, the cargo compartment board 19 moves upward, and the labor for manually operating the cargo compartment board 19 is saved, thereby improving the usability.
Further, when at least one of the seat backs 5 and 5 divided into a plurality is in a seated state (standing state) (see FIG. 15), the luggage compartment board 19 holds the state of the lower position. The room capacity, in particular the capacity in the vertical direction, is not caught.

Further, the interlock mechanism Z includes a lifter 45 that moves the luggage compartment board 19 upward when all of the plurality of seatbacks 5 and 5 are brought forward (see FIG. 16). The seat back 5 is disposed on a floor bracket (see the side floor gusset 41) that supports the floor panel 2 (see FIG. 17).
According to this configuration, since the lifter 45 is disposed on the floor bracket (side floor gusset 41), the parts can be shared. In other words, the floor bracket (side floor gusset 41) has both the function of supporting the seat back 5 on the floor panel 2 and the function of arranging and supporting the lifter 45, so that common parts can be achieved and the number of parts can be reduced. Can be achieved.

  Also in the second embodiment shown in FIGS. 8 to 19, other configurations, operations, and effects are almost the same as those of the first embodiment shown in FIGS. In this figure, the same parts as those in the previous figure are denoted by the same reference numerals, and detailed description thereof is omitted.

In the correspondence between the configuration of the present invention and the above-described embodiment,
The protrusion of this invention corresponds to the gusset 14 of the embodiment,
Similarly,
The rotating member corresponds to the rotating frame 28,
The extension corresponds to the slider 33,
The floor bracket corresponds to the side floor gusset 41,
The present invention is not limited to the configuration of the above-described embodiment.

DESCRIPTION OF SYMBOLS 1 ... Vehicle compartment 2 ... Floor panel 4 ... Seat cushion 5 ... Seat back 8 ... Cargo compartment 9 ... Rear wheel house 14 ... Gusset (protrusion part)
DESCRIPTION OF SYMBOLS 19 ... Cargo board 20 ... Front board 21 ... Rear board 25 ... Interlocking mechanism 28 ... Rotating frame (rotating member)
31 ... Lock member 33 ... Slider (extension part)
41 ... Side floor gusset (floor bracket)
45 ... Lifter Z ... Interlocking mechanism

Claims (8)

A floor panel forming the bottom of the passenger compartment;
A seat cushion disposed on the floor panel;
A seat back arranged in a plurality in the vehicle width direction;
A luggage compartment disposed behind the seat back;
A cargo compartment board disposed at the bottom of the cargo compartment, and a rear cargo compartment structure of the vehicle comprising:
The seat back is supported so as to be rotatable between a sitting state in which an occupant can be seated and a forward-turned state in which the occupant moves forward to the upper portion of the seat cushion
A rear luggage compartment structure of a vehicle provided with an interlocking mechanism that moves the luggage compartment board upward only when all of the plurality of seat backs are in a forward-turned state. The rear luggage compartment structure of the vehicle according to claim 1, wherein the interlock mechanism moves the cargo compartment board upward so that the back surface of the seat back in a forward-turned state and the cargo compartment board form a continuous cargo compartment surface. The cargo compartment board is divided into a front board located in the front in the vehicle front-rear direction and a rear board located in the rear in the vehicle front-rear direction,
The vehicle rear luggage compartment structure according to claim 1 or 2, wherein the interlocking mechanism supports the front board so as to be movable up and down. The interlocking mechanism is rotatably supported by the floor panel, and a rotating member that moves the luggage compartment board upward,
A locking member that restricts rotation of the rotating member when at least one of the plurality of seat backs is in a seated state;
The rear luggage compartment structure of the vehicle according to any one of claims 1 to 3, wherein the rotating member is urged and arranged in a direction to move the cargo compartment board upward. The interlock mechanism includes a lifter that moves the luggage compartment board upward when all of the plurality of seat backs are brought forward.
The rear luggage compartment structure of a vehicle according to any one of claims 1 to 3, wherein the lifter is disposed on a floor bracket that supports the seat back to a floor panel. A pair of left and right rear wheel houses are disposed behind the seat back,
Protruding portions that protrude from the rear wheel house into the vehicle compartment are provided,
The rear luggage compartment structure of a vehicle according to any one of claims 1 to 5, wherein the cargo compartment board is supported so as to move flush with or above the upper end of the protruding portion. The rear luggage compartment structure of the vehicle according to claim 6, wherein the cargo compartment board and the protruding portion are continuous when the cargo compartment board moves upward. 8. The vehicle according to claim 7, wherein an extension portion is slidably disposed on the cargo compartment board so as to fill a gap between the cargo compartment board and the protruding portion when the cargo compartment board moves upward. Rear cargo compartment structure.

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