JP5802248B2 - Body structure - Google Patents

Description

  The present invention relates to a vehicle structure, and more particularly, to a vehicle structure having a storage portion disposed at a central portion of a passenger compartment floor.

  Recently, as the number of vehicles has been promoted, the space in the vehicle compartment has been increased while ensuring a space for storing loads such as spare tires and large-capacity batteries. There is a need to improve ease of getting on and off, as well as convenience and to be used flexibly for multiple purposes.

2. Description of the Related Art Conventionally, a vehicle structure in which a storage space is provided on a rear floor below a seat in order to secure a space for a large capacity battery mounted on a vehicle is known (for example, Patent Document 1).
In the vehicle structure described in Patent Document 1, a box-shaped battery cover that covers the entire upper surface of the battery is fixed on the rear floor, and a portal-shaped reinforcement is fixed along the vehicle width direction. The rear end of the rear seat is attached to the upper surface of the reinforcement having a hat-shaped cross section as a closed cross-sectional structure with the force.

Japanese Patent No. 3585354 (see FIG. 3)

  However, in the vehicle structure described in Patent Document 1, since the rear seat is attached to the upper surface of the reinforcement, the seat position becomes high, the indoor space is obstructed, the head clearance cannot be secured, and the comfortability is impaired. There was a problem. Further, when the seat position is high, there is a problem that it is difficult to lower the floor and it is difficult for passengers to get on and off, and it is difficult to apply to multi-purpose use, resulting in trouble in convenience.

  The present invention has been made in view of such a background, and while lowering the seat position by lowering the seat position while storing the load in the central part of the passenger compartment floor, the indoor space is widely secured and is resident. It is an object of the present invention to provide a vehicle structure that can improve convenience and contribute to versatility and improve convenience.

In order to solve the above-mentioned problem, the invention according to claim 1 is directed to a storage portion that is disposed on a passenger compartment floor on which a passenger rides and stores a load, and a pan cover that is disposed so as to straddle the storage portion in the vehicle width direction. A vehicle structure having a cross member and a seat on which an occupant is seated, wherein the pan cover cross member includes a wall portion extending in a vertical direction, and a seat fixing portion disposed on the wall portion and fixing the seat. The pan cover cross member includes a front wall portion and a rear wall portion forming the wall portion, an upper surface portion connecting the front wall portion and the rear wall portion, and forward from a lower end of the front wall portion. A front flange that extends rearward from a lower flange of the rear wall portion, and has a hat-shaped cross section that is convex upward, and the seat fixing portion is disposed on the rear wall portion, and the front wall Disposed between the sheet fixing portion and the seat fixing portion. Over preparative with a sheet fixing section reinforcing member including octopus and features to be fixed to the pan cover cross member.

  In the vehicle structure according to the present invention, since the seat fixing portion for fixing the rear portion of the seat is disposed on the wall portion of the pan cover cross member, the seat position can be lowered, so that the head clearance is secured and the indoor space is secured. It can be widened to improve habitability and enhance boarding and convenience.

Further, according to the present invention, since the seat fixing portion is disposed on the rear wall portion, the seat can be fixed to the pan cover cross member from the rear, so that interference with the bottom surface of the seat can be avoided. Installation work can be performed.
In addition, by fixing a sheet fixing portion reinforcing member between the front wall portion and the sheet fixing portion and fastening them together to the seat and the pan cover cross member, the fixing strength of the seat can be further improved.

The invention according to claim 2 is the vehicle structure according to claim 1 , wherein a rear end is fixed to the front wall portion corresponding to a position where the seat fixing portion reinforcing member is disposed, and the storage portion is A pan cover reinforcing member that extends in the front-rear direction and has a front end fixed to the vehicle compartment floor is provided.

In the vehicle structure according to claim 2 , by fixing the pan cover reinforcing member extending in the front-rear direction to the pan cover cross member, the rigidity in the front-rear direction of the pan cover cross member disposed in the vehicle width direction is improved. The fixing strength of the sheet fixed to the pan cover cross member can be further improved. Further, since the storage portion can be covered in the vehicle width direction and the front-rear direction by the pan cover cross member and the pan cover reinforcing member, the load can be reliably protected and the rigidity of the passenger compartment floor can be improved.

The invention according to claim 3 is the vehicle structure according to claim 1 or 2 , wherein the pan cover cross member includes an outer edge flange extending upward from a rear end portion of the rear flange. Features.

The vehicle structure according to claim 3 includes an outer edge flange that extends upward from the rear end portion of the rear flange, so that the rear end portion of the outer flange can be rounded, so that it is stored below the cross member. Even when the loaded object touches the rear end of the outer flange when loading / unloading the loaded object, damage can be prevented.

The invention according to claim 4 is the vehicle structure according to claim 3 , wherein the length of the rear wall portion from the upper surface portion in the rear wall portion where the seat fixing portion is disposed is adjacent to the seat. A cover member having a U-shaped cross section that is larger than the length of the rear wall portion from the upper surface portion in the rear wall portion where no fixing portion is disposed, and covers the outer edge flange, and a U-shaped cross section of the cover member And a rib formed so as to extend downward from a lower portion of the upper surface of the upper surface and abut against the outer flange.

The vehicle structure according to claim 4 can improve the fixing strength of the seat by increasing the length of the rear wall portion from the upper surface portion in the rear wall portion where the seat fixing portion is disposed. Further, by providing the cover member that covers the outer flange and the outer edge flange, it is possible to more reliably prevent damage to the load when the load is taken in and out.

  And since the cover member was equipped with the rib formed so that it might contact | abut to the said outer flange, since a cover member can be reliably pressed and hold | maintained to an outer flange, the outer flange curved in the sheet | seat fixing | fixed part. Even in the shape, the cover member can be reliably and smoothly attached. Further, since the rib is caught by the outer edge flange and held, it is possible to avoid inadvertent removal and dropping.

The invention according to claim 5 is the vehicle structure according to any one of claims 1 to 4 , further comprising a pan cover lid disposed behind the pan cover cross member and covering the storage portion. The front portion of the pan cover lid is disposed along the pan cover cross member, and the rear portion of the pan cover lid has an inclined portion that is inclined downward from the front portion. Further, it extends to the rear and is disposed on the vehicle compartment floor.

The vehicle structure according to claim 5 is provided with a pan cover lid that covers the storage portion, so that the load is protected and the appearance of the passenger compartment floor is improved during normal use when the load is not taken in and out of the storage portion. be able to.
Further, since the inclined portion formed at the rear portion of the pan cover lid extends to the rear of the seat, the pan cover lid can be used as a footrest for the rear seat, so that the comfort and comfort in the vehicle compartment can be achieved. Can be improved.

The invention according to claim 6 is the vehicle structure according to any one of claims 1 to 5 , comprising a pan cover disposed in front of the pan cover cross member and covering the storage portion, The pan cover cross member is bent so that both ends in the vehicle width direction are fixed to the vehicle compartment floor and project upward from the both ends toward the center, and the rear portion of the pan cover is An opening is formed between the pan cover cross member and the vehicle compartment floor.

In the vehicle structure according to the sixth aspect , by covering the front of the pan cover cross member with the pan cover, the load stored in the storage portion can be reliably protected and the rigidity of the vehicle compartment floor can be improved.

  The vehicle structure according to the present invention lowers the seat position by lowering the seat position while storing the load in the central part of the passenger compartment floor, ensuring a wider indoor space and improving the comfort, and is also versatile. Contribute and improve convenience.

It is the disassembled perspective view which showed the external appearance of the vehicle structure which concerns on embodiment of this invention, and looked at the vehicle interior floor from the left side rear. FIG. 2 is a partially enlarged perspective view of FIG. 1 illustrating a relationship between a storage unit and a seat in a state where a pan cover lid is removed in the vehicle structure according to the embodiment of the present invention. It is a top view which shows the pan cover cross member and pan cover reinforcement member in the vehicle structure which concern on embodiment of this invention. FIG. 3 is a bottom view of FIG. 2 showing a state in which the sheet fixing portion reinforcing member is fixed to the pan cover cross member with the pan cover removed. It is a figure which shows the structure of the pan cover cross member which concerns on embodiment of this invention, (a) is a perspective view, (b) is XX sectional drawing of (a), (c) is Y of (a). FIG. It is a figure which shows the structure of the sheet | seat fixing | fixed part reinforcement member which concerns on embodiment of this invention, (a) is a perspective view which shows an attachment state, (b) is a perspective view of a sheet | seat fixing | fixed part reinforcement member, (c) is (a) ) Is a cross-sectional view taken along line ZZ. It is a fragmentary sectional view showing the attachment state of the seat in the vehicle structure concerning the embodiment of the present invention. It is sectional drawing which shows the modification of the pan cover cross member which concerns on embodiment of this invention, and provides an outer edge flange in the rear edge part of a pan cover.

  A vehicle structure 1 according to an embodiment of the present invention will be described in detail with reference to FIGS. 1 to 8 as appropriate. FIG. 1 to be referred to shows the front portion of the vehicle compartment floor FL, and the left-side seat S1 and the right-side seat in the first row disposed behind the dash DP partitioning the engine compartment EG and the vehicle compartment floor FL at the front of the vehicle FIG. 3 is a perspective view of the vehicle as viewed from the rear left side with S2 (see FIG. 2) removed.

  The vehicle type, seat arrangement, etc. are not particularly limited, but the vehicle seat arrangement in the present embodiment is the first row, the second row (see S3 in FIG. 7), and the third row seats (not shown). A vehicle equipped with an illustration will be described. Further, for convenience of explanation, the vehicle direction is referred to as the front-rear direction, the up-down direction, and the vehicle width direction (left-right direction), and the vehicle interior side is referred to as the inside and the vehicle exterior side is referred to as the outside.

  As shown in FIG. 1 and FIG. 2 as appropriate, the vehicle structure 1 includes a storage portion 2 for storing a load LG (see FIG. 2), and a pan cover cloth disposed so as to straddle the storage portion 2 in the vehicle width direction. The member 3, the left and right sheets S1, S2 (see FIG. 2) in the first row, and the pan cover reinforcing member 4 (41, 41) that extends across the storage portion 2 in the front-rear direction and is fixed to the passenger compartment floor 42), a pan cover lid 5 disposed behind the pan cover cross member 3, and a pan cover 6 disposed in front of the pan cover cross member 3.

As shown in FIG. 2, the storage portion 2 is a storage space for a load LG formed of a recess formed in front of the center portion of the passenger compartment floor FL on which a passenger (not shown) rides. It is provided below the right sheet S1 and the left sheet S2 in the first row. A pan cover cross member 3 and a pan cover 6 are fixed to the compartment floor FL so as to cover a recess formed in the compartment floor FL, and a pan cover lid 5 is detachably attached to the opening 3a. It is arranged.
The storage unit 2 is not particularly limited with respect to the shape and arrangement of the recesses, but in the case of, for example, a spare tire or a hybrid vehicle as the load LG, it securely holds a large-capacity battery or the like. Can be stored.

  The vehicle interior floor FL is formed by lowering the floor and joining various members and panels. However, the vehicle interior floor FL is not particularly limited and will not be described in detail.

  As shown in FIG. 3 and FIG. 4 as appropriate, the pan cover cross member 3 includes a front wall portion 31 and a rear wall portion 32 that form wall portions, and an upper surface portion 33 that connects the front wall portion 31 and the rear wall portion 32. And a front flange 34 that extends forward from the lower end of the front wall portion 31 and a rear flange 35 that extends rearward from the lower end of the rear wall portion 32, and has a hat-shaped cross section that is upwardly convex. 35, an outer edge flange 35a extending upward from the rear end portion, and a seat fixing portion reinforcing member 7 (which is disposed between the front wall portion 31 and the seat fixing portions 32a and 32b and is fixed to the pan cover cross member 3 together with the seat. 4) and a cover member 8 as a protective cover having a U-shaped cross section and covering the outer edge flange 35a.

As shown in FIG. 2, the pan cover cross member 3 has both ends in the vehicle width direction fixed to the passenger compartment floor FL, extends so as to straddle the storage portion 2 in the vehicle width direction, and extends from both ends toward the center. An opening 3a is formed between the concave portion formed in the passenger compartment floor FL and curved so as to have a convex shape upward.
On the rear wall portion 32 of the pan cover cross member 3, sheet fixing portions 32a and 32b for fixing the rear portions of the left and right sheets S (S1, S2) in the first row are disposed.

In the sheet fixing portions 32a and 32b, as shown in FIG. 5A, the rear wall portion 32 protrudes so as to protrude downward.
Specifically, in the sheet fixing portions 32a and 32b, the vertical length W1 of the rear wall portion 32 from the upper surface portion 33 in the rear wall portion 32 in which the sheet fixing portions 32a and 32b are disposed (FIG. 5B )) Is larger than the vertical length W2 (see FIG. 5C) of the rear wall portion 32 where the seat fixing portions 32a and 32b are not disposed.
With this configuration, it is possible to widen and firmly fix the area of the attachment surface of the sheet S (S1, S2) in the sheet fixing portions 32a and 32b.

  The pan cover reinforcing member 4 (41, 42) is disposed so as to extend across the storage portion 2 in the front-rear direction, and is provided on the left side of the passenger compartment floor FL corresponding to the seat fixing portion 32a. A member 41 and a pan cover reinforcing member 42 disposed on the right side of the passenger compartment floor FL corresponding to the seat fixing portion 32b are provided.

  As shown in FIG. 3, the pan cover reinforcing member 41 has a rear end portion fixed to the front wall portion 31 of the pan cover cross member 3 corresponding to the seat fixing portion 32a, and extends so as to straddle the storage portion 2 in the front-rear direction. The front end of the pan cover cross member 3 is fixed to the vehicle compartment floor FL (see FIG. 2) and is bent obliquely upward from the front end to the height of the pan cover cross member 3 so as to be substantially horizontal. It reaches to 31 and is connected.

  The pan cover reinforcing member 41 includes an inner wall portion 41a and an outer wall portion 42a that extend in the vertical direction, an upper surface portion 42c that connects the inner wall portion 41a and the outer wall portion 42a, and an inner flange that extends horizontally rightward from the right end of the inner wall portion 41a. 42d and a rear flange 42e extending horizontally from the left end of the outer wall portion 42a to the left, and having a hat-shaped cross section that is convex upward. The inner flange 42d and the rear flange 42e are joined to the upper surface of the pan cover 6.

Since the pan cover reinforcing member 42 has the same configuration as the pan cover reinforcing member 41, the same reference numerals are given and detailed description thereof is omitted.
With this configuration, the pan cover reinforcing member 4 (41, 42) extending in the front-rear direction is fixed to the pan cover cross member 3, thereby improving the rigidity in the front-rear direction of the pan cover cross member 3 disposed in the vehicle width direction. Thus, the fixing strength of the sheet S (S1, S2) fixed to the pan cover cross member 3 can be further improved. In addition, since the storage portion 2 can be covered in the vehicle width direction and the front-rear direction by the pan cover cross member 3 and the pan cover reinforcing member 4 (41, 42), the load LG (see FIG. 2) is reliably protected. The rigidity of the passenger compartment floor FL can be improved.

<Sheet fixing part reinforcement member>
As shown in FIG. 4 and FIG. 6 as appropriate, the seat fixing portion reinforcing member 7 (7a, 7b) has a substantially hat shape protruding rearward in the bottom view, and is located on the inner side (lower side) of the pan cover cross member 3. A sheet fixing portion reinforcing member 7a disposed between the front wall portion 31 and the sheet fixing portion 32a in the rear wall portion 32, and a sheet fixing portion reinforcing member 7b disposed between the sheet fixing portion 32b. (See FIG. 6C).

  The seat fixing portion reinforcing members 7a and 7b have the same shape, and as shown in FIG. 6 (b), a box-shaped main body 70 and a pan cover extending from the main body 70 in the vehicle width direction. A front support portion 71 joined to the front wall portion 31 of the cross member 3, a rear support portion 72 which forms the rear wall of the main body portion 70 and is joined to the rear wall portion 32 of the pan cover cross member 3, and a pan cover cross member 3, a lower support portion 73 joined to the rear flange 35, and a seat attachment hole 74 extending rearward from the lower end of the rear support portion 72.

  With this configuration, in the sheet fixing portions 32a and 32b, the sheet fixing portion reinforcing member is provided between the front wall portion 31 and the rear wall portion 32 so as to close the trapezoidal cross section formed inside the pan cover cross member 3. 7a and 7b are disposed, and the sheets S1 and S2 (see FIG. 2) are fastened together with the pan cover cross member 3 and the sheet fixing portion reinforcing members 7a and 7b, thereby further improving the fixing strength of the sheets S1 and S2. be able to.

<Sheet mounting structure>
As shown in FIG. 2, the left and right seats S1, S2 in the first row are fixed to the passenger compartment floor FL via seat brackets BK1, BK2, BK3, BK4.
Specifically, the left seat S1 is mounted on the passenger compartment floor FL with seat brackets BK1, BK2, BK3, BK4. The seat bracket BK1 has the front left (outside) side of the seat S1 fixed to the passenger compartment floor FL from above by the fastener BT1, and the seat bracket BK2 has the front right (inside) side of the seat S1 as the pan cover reinforcing member 41. The seat bracket BK3 is fixed from above to the passenger compartment floor FL by the fastener BT3, and the seat bracket BK4 is fixed to the front right (inside) of the seat S1. The side is fixed to the sheet fixing portion 32a of the pan cover cross member 3 from the rear by a fastener BT4.

  With this configuration, the vehicle structure 1 can fix the seat bracket BK4 to the pan cover cross member 3 from the rear by arranging the seat fixing portion 32a on the rear wall portion 32. The sheet S1 can be easily attached while avoiding interference.

  The right sheet S2 is bilaterally symmetric with the left sheet S1, but has the same configuration, so the same reference numerals are given and detailed description thereof is omitted.

<Cover member>
The cover member 8 is a member that protects the occupant when the occupant loads and unloads the load LG and is easy to remove and load, and prevents damage to the load LG more reliably, as shown in FIG. Further, it is mounted along the rear flange 35 so as to cover the outer edge flange 35 a of the pan cover cross member 3.
As shown in FIGS. 5B and 5C, the cover member 8 has a substantially U-shaped cross section, extends downward from the lower surface of the upper surface of the U-shaped cross section, and comes into contact with the upper surface of the rear flange 35. The formed rib 81, the lower surface of the rear flange 35, the lower support portion 73 of the seat fixing portion reinforcing member 7, and the lower surface portion 82 that supports the lower surface of the rear end of the pan cover 6 are provided.

  With this configuration, the rib 81 formed so as to contact the upper surface of the rear flange 35 and the lower surface portion 82 that supports the lower surface of the rear flange 35 are provided, so that the cover member 8 can be reliably pressed against the rear flange 35. Can be held. For this reason, even if the rear flange 35 is curved at the sheet fixing portions 32a and 32b, the cover member 8 can be reliably and smoothly mounted. Moreover, since the rib 81 is hooked and held by the outer edge flange 35a, it is possible to avoid inadvertent detachment and dropping.

<Pan cover lid>
As shown in FIG. 1 and FIG. 7 as appropriate, the pan cover lid 5 is a detachable lid member that is disposed behind the pan cover cross member 3 and covers the rear portion of the storage portion 2. The front portion of the pan cover lid 5 is disposed along the upper edge of the opening 3 a so as to cover the opening 3 a of the pan cover cross member 3.

As shown in FIG. 7, the rear portion of the pan cover lid 5 has an inclined portion 51 that is inclined downward from the front portion of the pan cover lid 5, and the inclined portion 51 is more than the sheets S1 and S2 (see FIG. 2). It extends rearward and is disposed on the passenger compartment floor FL.
For this reason, since the inclined portion 51 of the pan cover lid 5 is disposed at the foot of the occupant M of the seat S3 in the second row, the inclined portion 51 is used as the footrest of the occupant M, so Can be improved.

As shown in FIG. 1 and FIG. 5 as appropriate, the pan cover 6 is a member that is disposed in front of the pan cover cross member 3 and covers the storage portion 2.
As shown in FIG. 3, the pan cover 6 has a rectangular shape in plan view. The front part and the left and right bottom parts of the pan cover 6 are joined to the passenger compartment floor FL as shown in FIG. 1 and FIG. 5 as appropriate, and the rear part of the pan cover 6 is connected to the lower surface of the rear flange 35 of the pan cover cross member 3. Are joined together (see FIGS. 5B and 5C), and an opening 3a is formed between the passenger compartment floor FL.

The operation of the vehicle structure 1 according to the embodiment of the present invention configured as described above will be described mainly with reference to FIG.
In the vehicle structure 1, since the seat fixing portions 32a and 32b for fixing the rear portion of the seat S are disposed on the rear wall portion 32 of the pan cover cross member 3, the seat position can be lowered, so that the head clearance is ensured. In addition, the indoor space can be widened to improve the habitability, and the ease of getting on and off can be improved.

  Since the vehicle structure 1 has the seat fixing portions 32a and 32b disposed on the rear wall portion 32, the seat S can be fixed to the seat fixing portions 32a and 32b from the rear via the seat bracket BK4. The sheet S can be easily attached while avoiding interference with the bottom surface of the sheet S.

  As mentioned above, although embodiment of this invention was described, this invention is not limited to above-described embodiment, It can change and implement suitably. For example, in the present embodiment, the outer edge flange 35a is formed on the rear flange 35 of the pan cover cross member 3 as shown in FIG. 5B, but the present invention is not limited to this, and as shown in FIG. In addition, an outer edge flange 61A may be provided at the rear edge of the pan cover 6A.

DESCRIPTION OF SYMBOLS 1 Vehicle structure 2 Storage part 3 Pan cover cross member 3a Opening part 4 Pan cover reinforcement member 5 Pan cover lid 6, 6A Pan cover 7 (7a, 7b) Seat fixing part reinforcement member 8 Cover member 31 Front wall part 32 Rear wall part 32a, 32b Seat fixing portion 33 Upper surface portion 34 Front flange 35 Rear flange 35a Outer edge flange 41, 42 Pan cover reinforcing member 51 Inclined portion 61A Outer edge flange 81 Rib 82 Lower surface portion FL Vehicle compartment floor LG Loaded material S (S1, S2) Seat

Claims (6)

A storage section that is placed on the passenger compartment floor on which passengers ride, and stores loads;
A bread cover cross member disposed so as to straddle the storage portion in the vehicle width direction;
A vehicle structure having a seat on which an occupant is seated,
The pan cover cross member includes a wall portion extending in a vertical direction,
A sheet fixing portion disposed on the wall portion and fixing the sheet;
Equipped with a,
The pan cover cross member includes a front wall portion and a rear wall portion forming the wall portion, an upper surface portion connecting the front wall portion and the rear wall portion, and a front flange extending forward from a lower end of the front wall portion. A rear flange extending rearward from the lower end of the rear wall, and a hat-shaped cross section that is convex upward,
The seat fixing portion is disposed on the rear wall portion,
A vehicle structure comprising a seat fixing portion reinforcing member disposed between the front wall portion and the seat fixing portion and fixed to the pan cover cross member together with the seat . A pan cover having a rear end fixed to the front wall portion corresponding to a position where the seat fixing portion reinforcing member is disposed, extending so as to straddle the storage portion in the front-rear direction, and a front end fixed to the vehicle compartment floor Having reinforcing members,
The vehicle structure according to claim 1 . The pan cover cross member includes an outer edge flange extending upward from a rear end portion of the rear flange;
The vehicle structure according to claim 1 or 2 , characterized by the above-mentioned. The length of the rear wall portion from the upper surface portion in the rear wall portion where the sheet fixing portion is disposed is the rear wall portion from the upper surface portion in the rear wall portion where the adjacent sheet fixing portion is not disposed. Greater than the length of
A cover member having a U-shaped cross section and covering the outer edge flange;
A rib formed so as to extend downward from the lower part of the upper surface of the U-shaped cross section of the cover member and to contact the outer flange;
The vehicle structure according to claim 3 , further comprising: A pan cover lid disposed behind the pan cover cross member and covering the storage portion;
A front portion of the pan cover lid is disposed along the pan cover cross member;
The rear portion of the pan cover lid has an inclined portion inclined downward from the front portion, and the inclined portion extends rearward from the seat and is disposed on the vehicle compartment floor.
The vehicle structure according to any one of claims 1 to 4 , wherein: A pan cover disposed in front of the pan cover cross member and covering the storage portion;
The pan cover cross member is curved so that both end portions in the vehicle width direction are fixed to the vehicle compartment floor and protrude upward from the both end portions toward the center portion,
The rear portion of the pan cover is disposed along the pan cover cross member to form an opening with the vehicle compartment floor;
The vehicle structure according to any one of claims 1 to 5 , wherein:

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