JP3670233B2 - Auto body structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an automobile body structure.
[0002]
[Prior art]
In a vehicle body structure, a seat belt striker that supports a seat belt is attached to a vehicle body frame for the purpose of securing its mounting strength because a large tensile load is applied upon collision.
[0003]
Further, as a technique related to a conventional vehicle body structure, for example, there is one disclosed in Utility Model Registration No. 2596745. In the vehicle body structure disclosed in this publication, a cross beam for mounting an instrument panel is provided at the front of the vehicle body, and the cross beam is brought closer to the driver side to ensure strength and to reduce the size of the steering bracket. ing.
[0004]
By the way, the folding seat is normally detachable from the seat striker on the passenger compartment floor surface. When the folding seat is folded, the folding seat is detached from the seat striker and folded, while being used by being connected to the seat striker. It will be. The seat belt for the folding seat has its buckle connected to the folding seat, and the tensile load generated in the seat belt at the time of collision is introduced into the seat striker on the passenger compartment floor surface via the folding seat. It has become. Therefore, since this seat striker requires sufficient rigidity at its attachment destination, it is conventionally attached to a cross beam as a structural material of the vehicle body frame.
[0005]
[Problems to be solved by the invention]
On the other hand, when adopting a passenger compartment layout in which a folding seat is placed on the storage recess for the spare tire formed below the passenger compartment floor surface between the left and right side frames at the rear of the vehicle body, the storage recess should be straddled. Therefore, it is necessary to dispose a cross beam and to provide a sheet striker on the cross beam. However, in order to ensure the strength with which this cross beam can withstand a large tensile load (about 4 tons) generated at the time of collision, the size becomes large and the vertical height needs to be sufficient. As a result, the space in the passenger compartment on the floor surface of the passenger compartment is reduced, or the storage space in the storage recess below the floor surface of the passenger compartment is reduced, which makes it inconvenient to put in and out spare tires and the like. Problems arise.
[0006]
Therefore, the present invention does not cause a reduction in the vehicle interior space on the passenger compartment floor surface even when the cross beam is disposed so as to straddle the storage recess and the seat striker is provided, and the storage recess below the passenger compartment floor surface is provided. It is an object of the present invention to provide a vehicle body structure with high space efficiency that does not cause a reduction in the storage space.
[0007]
[Means for Solving the Problems]
  In order to achieve the above object, a vehicle body structure according to claim 1 of the present invention has a vehicle compartment floor surface (for example, a vehicle compartment in the embodiment) between left and right side frames (eg, the side frame 24 in the embodiment). Both ends are fixed to the side frame in a state of extending in the left-right direction so as to straddle the storage recess (for example, the storage recess 13 in the embodiment) formed under the floor surface 15), and are arranged in the front-rear direction. A plurality of cross beams connected to each other (for example, the cross beam 27 in the embodiment) and a lower surface of the cross beamA fixed support (for example, the plate 28 in the embodiment) is attached to the lower surface of the cross beam.It is characterized by having a supported sheet striker (for example, the sheet striker 38 in the embodiment).
[0008]
  In this way, the cross bead whose both ends are fixed to the side frame in a state of extending in the left-right direction so as to straddle the storage recess.OfBottomToTote strikerTo supportTherefore, the strength can be ensured without increasing the size in the height direction.
[0009]
A vehicle body structure according to a second aspect of the present invention relates to the vehicle body structure according to the first aspect, wherein the seat striker is arranged below a passenger compartment floor surface.
[0010]
Thus, since the seat striker is disposed below the passenger compartment floor surface, the seat striker does not protrude above the passenger compartment floor surface.
[0011]
A vehicle body structure according to a third aspect of the present invention relates to the vehicle body structure according to the first or second aspect, wherein the cross beam passes through a bracket (for example, the bracket 30 in the embodiment) protruding forward and backward from the cross beam. It is fixed to the side frame, and the bracket is characterized in that a peripheral edge along the front-rear direction is bent.
[0012]
As described above, the bracket for fixing the cross beam to the side frame has a shape in which the peripheral portion along the front-rear direction is bent, and is therefore introduced from the seat striker to the bracket via the plate and the cross beam at the time of collision. For a large upward load, the rigidity in this direction is increased.
[0013]
  A vehicle body structure according to claim 4 of the present invention relates to the vehicle body structure according to any one of claims 1 to 3, wherein the cross beam is, PaIt is characterized by comprising an ip-shaped member.
[0014]
  As described above, since the cross beam is constituted by the pipe-like member, the cross section can be made small while ensuring the rigidity, and thus the size can be further reduced while ensuring the strength.
  The vehicle body structure according to claim 5 of the present invention relates to the vehicle body structure according to any one of claims 1 to 4, wherein the cross beam is formed of a pipe-like member and the mounting portions at both ends are flattened. It has a shape, and is fixed to the upper surface of the side frame at these attachment portions.
  A vehicle body structure according to a sixth aspect of the present invention relates to the vehicle body structure according to any one of the first to fifth aspects, wherein the cross beam is made of a tempered pipe-shaped member. Have.
[0015]
DETAILED DESCRIPTION OF THE INVENTION
A vehicle body structure according to an embodiment of the present invention will be described below with reference to the drawings.
[0016]
First, the vehicle body structure will be described with reference to FIGS.
In FIG. 1, reference numerals 11 and 11 denote a pair of left and right inner panels, reference numerals 12 and 12 denote a pair of left and right folded sheets as third sheets disposed between the inner panels 11 and 11, and reference numeral 13 denotes a folded sheet 12. , 12 indicates a storage recess, and reference numeral 14 indicates a spare tire that is stored in the storage recess 13 in a horizontal state.
[0017]
In FIG. 2, reference numeral 17 denotes a striker support beam erected in the left-right direction so as to straddle the storage recess 13 at a predetermined intermediate position in the front-rear direction of the storage recess 13, and reference numeral 18 denotes a striker support beam 17 of the storage recess 13. A floor panel whose upper surface becomes the passenger compartment floor surface 15 by covering the front side, and a lid 19 whose upper surface becomes the passenger compartment floor surface 15 by covering the rear side from the striker support beam 17 of the storage recess 13. Each panel is shown. 1 and 2 show a state in which the lid panel 19 is opened without covering the storage recess 13.
[0018]
As shown in FIGS. 3 and 4, the rear portion of the vehicle body frame 21 is connected to the rear ends of the pair of left and right side sills 22, 22 extending along the front-rear direction along the left-right direction. A middle floor cross member 23 as a structural material, a pair of left and right side frames 24 and 24 as a structural material extending rearward from the middle floor cross member 23, and the rear ends of these side frames 24 and 24 are connected to each other. The rear panel cross member 25 is provided as a structural material along the left-right direction, and is recessed downwardly between the left and right side frames 24, 24 so as to be disposed below the passenger compartment floor surface 15. The storage recess 13 described above is provided. In addition, since the spare tire 14 will be withdrawn / inserted from the rear side to this accommodation recessed part 13, the bottom face 13a inclines to the front downward.
[0019]
As shown in FIG. 3, the striker support beam 17 described above includes a plurality of specifically two cross beams 27, 27 arranged in the front-rear direction so as to extend in the left-right direction so as to straddle the storage recess 13, and The plate 28 fixed so as to straddle the cross beams 27 and 27 and the cross beams 27 and 27 are connected to both sides in the left and right direction of the plate 28 on the lower surface of the central portion in the left and right direction of the cross beams 27 and 27. A pair of left and right sheet receiving members 29, 29 to be connected to each other and a pair of left and right brackets 30, 30 shaped to project forward and backward from the cross beams 27, 27, which connect the ends of the cross beams 27, 27. These are all made of steel.
[0020]
As shown in FIG. 5, the cross beams 27 and 27 are each made of a pipe-like member, and the intermediate portion has a substantially cylindrical shape, and the attachment portions 32 and 32 at both ends are flat to lower the floor. It has a crushed shape, and is fixed to the upper surfaces of the side frames 24, 24 via the pair of left and right brackets 30, 30 at the mounting portions 32, 32 at both ends crushed flat. Here, the cross beams 27, 27 are made of steel and are tempered by induction hardening or the like. Therefore, it is possible to easily create a compact and high-strength one.
[0021]
As shown in FIG. 6, the brackets 30, 30 are respectively a pair of front and rear fixing parts 34, 34 that are fixed to attachment parts 32, 32 on one end of the front and rear cross beams 27, 27. An intermediate mounting portion 35 for connecting the fixing portions 34 and 34 to each other, and a pair of front and rear end mounting portions 36 extending to the opposite side with respect to the intermediate mounting portion 35 of each fixing portion 34 and 34 are provided. The intermediate mounting portion 35 has a reinforcing portion 35a formed by bending a peripheral portion (left and right peripheral portions) along the arrangement direction of the cross beams 27, 27, that is, the front-rear direction, by approximately 90 °, and is attached to the front and rear end portions. The reinforcing part 36a is also formed by bending the peripheral part (left and right peripheral parts) along the arrangement direction of the cross beams 27, 27, that is, the front and rear direction (left and right peripheral parts) by about 90 °.
[0022]
Each of the brackets 30 and 30 is formed with a mounting hole 35b for bolting the bracket 30 to the side frame 24 in the intermediate mounting portion 35. Also, the end mounting portions 36 and 36 on both sides are respectively A mounting hole 36b for bolting the bracket 30 to the side frame 24 is formed.
[0023]
As shown in FIG. 5, a pair of left and right gate-shaped sheet strikers 38 and 38 to which the folding sheets 12 and 12 are fixed are protruded upward at positions between the cross beams 27 and 27 in the plate 28. It is fixed. The sheet strikers 38 and 38 are substantially the same height as the cross beams 27 and 27.
[0024]
A pair of left and right hooks 39, 39 are fixed to the rear cross beam 27 at the rear portion and on the left and right outer sides of the plate 28, projecting rearward and obliquely downward, and extending in opposite directions to each other. .
[0025]
As shown in FIG. 2, the floor pan 40 between the pair of left and right side sills 22, 22 on the front side of the middle floor cross member 23 of the vehicle body frame 21 is disposed at a position lower than these, and as a result. The middle floor cross member 23, both side sills 22 and 22, and the floor pan 40 form a sheet storage portion 41 that is recessed downward.
[0026]
Each of the folding seats 12 and 12 has a seat cushion 43 and a seat back 44 rotatably connected to the seat cushion 43, and a link 45 is connected to the seat cushion 43. It is connected to a floor pan 40 on the front side of the middle floor cross member 23. In addition, the folding sheets 12 and 12 are respectively provided on the lower side of the rear portion of the seat cushion 43 and on the side adjacent to each other in the left-right direction, a seat lock portion 46 for fixing and unfixing the folding seat 12 when used. Is provided.
[0027]
The folding seats 12 and 12 are each guided by the link 45 in a state where the fixing of the seat lock portion 46 to the seat striker 38 is released and the seat back 44 is tilted to the seat cushion 43 side by an operation input by the user. As a result, it is moved forward in an arc shape and stored in the sheet storage portion 41 on the front side of the middle floor cross member 23 to be stored (a state indicated by a two-dot chain line in FIG. 2). At the time of the storage, the back surface 44a of the seat back 44 is disposed substantially in the same plane as the passenger compartment floor surface 15.
[0028]
On the other hand, when the folding sheets 12 and 12 are each moved backward in an arc shape by being guided by the link 45 from the stored state by a user's operation input, the seat lock portion 46 is fixed to the seat striker 38. At the same time, it is placed on the sheet receiving member 29 on the outer side in the left-right direction, and the seat back 44 is raised in this state to be in use.
[0029]
A buckle body 49 of a three-point seat belt 48 is attached to each of the folding sheets 12 and 12. Further, a pair of left and right fittings (not shown) are provided that are fixed to the buckle body 49 by being inserted into the buckle body 49, and that are not fixed to the buckle body 49 by a button operation on the buckle body 49. The seat belt main body 50 has one side fixed to the vehicle body side and the other side connected to a winding device on the vehicle body side. Note that a buckle 51 is constituted by a buckle body 49 and an engagement fitting (not shown).
[0030]
The tensile loads generated on the seat belts 48 and 48 at the time of collision are applied upward from the seat belt main body 50 to the seat striker 38 via the buckle 51 and the folding seat 12 that supports the buckle 51. Further, the tensile load applied upward to the seat striker 38 is applied upward to the plate 28, the cross beams 27 and 27, the brackets 30 and 30, and the side frames 24 and 24.
[0031]
The above-described floor panel 18 is made of synthetic resin integrally formed with the lid panel 19 by blow molding or the like. The lid panel 19 can be opened and closed by a resin hinge, and the rear end portion of the floor panel 18 is a front cross. While being supported on the upper side of the beam 27, the front end portion thereof is supported on the upper side of the middle floor cross member 23, and in this state, the passenger compartment floor surface 15 is formed with a horizontal upper surface.
[0032]
The above-described lid panel 19 is made of synthetic resin formed by blow molding or the like, and its front end portion is rotatably supported by the cross beam 27 on the rear side. The recess 13 is opened and closed. And the compartment floor surface 15 with the upper surface horizontal is formed in the state which closed the storage recessed part 13. As shown in FIG. Further, the lid panel 19 is opened, and the spare tire 14 is taken in and out of the storage recess 13.
[0033]
Note that the upper surface of the floor panel 18 disposed immediately before the seat strikers 38 and 38 and the upper surface of the closed lid panel 19 disposed immediately after the seat striker 38 are disposed on the same plane. As a whole, the striker support beam 17 is arranged on the lower side. As a result, the seat strikers 38, 38 are arranged so as to sink below the passenger compartment floor surface 15.
[0034]
Next, fixation of the puncture tire 55 will be described with reference to FIGS.
The spare tire 14 described above is an emergency tire having a smaller width than a tire that is normally mounted. When the spare tire 14 and the punctured tire 55 are exchanged at the time of puncture, the punctured tire 55 is wider than the spare tire 14. Therefore, in the state of being laid down in the storage recess 13, the striker support beam 17 is interfered and does not fit in the storage recess 13. For this reason, the puncture tire 55 is fixed in a state of leaning through the lid panel 19 on the back surface 44a side of the seat back 44 on which the folded sheet 12 in use is erected.
[0035]
At this time, as shown in FIG. 7, there is an engagement ring (first engagement portion) 57 that has at least one bifurcated portion 56 at the intermediate portion and can be engaged and disengaged to the vehicle body side at one end side. The belt body 59 is held on the other end side, and two engagement rings (connection portions) 58 and 58 are held on the other end side. The belt body 59 is connected to the two engagement rings 58 and 58 of the belt body 59. A fixed belt 63 is used that has an engagement ring (second engagement portion) 61 that can be engaged and disengaged on the vehicle body side and a single adjustment belt 62 that is held on one end side. A storage bag 64 for storing the puncture tire 55 is also used to prevent the puncture tire 55 from being soiled.
[0036]
Here, after the adjustment belt 62 is passed through the two engagement rings 58 and 58 once, the adjustment belt 62 is folded and passed through the lower engagement ring 58 to be connected to the engagement rings 58 and 58. The length between the engagement rings 58 and 58 and the engagement ring 61 at the end can be adjusted by the connecting position to the engagement rings 58 and 58.
[0037]
In the belt main body 59, the branch portion 56 is configured by a first belt portion 66 and a second belt portion 67 that are connected to each other on both sides, and in the central portion of the first belt portion 66 and the second belt portion 67, The support belt portion 68 is connected so as to be orthogonal to these. The support belt portion 68 prevents the first belt portion 66 and the second belt portion 67 from being separated from each other by a predetermined distance or more.
[0038]
Both ends of the support belt portion 68 are detachable from each other, and a buckle body 70 is fixed to the buckle body 70 by being inserted into the buckle body 70 at one end and the buckle body 70 at the other end. Engagement fittings 71 that are released from being fixed to the buckle body 70 by a button operation on the buckle body 70 are held.
[0039]
The above-described fixing belt 63 is made of a resin fiber such as nylon, except for the engagement rings 57, 58, 58, 61, the buckle body 70, and the engagement fitting 71.
[0040]
The storage bag 64 has a shape in which an opening 73 for inserting and removing the spare tire 14 is formed at an end edge portion, and a hole portion 64a is formed in the center portion.
[0041]
When the puncture tire 55 is fixed, as shown in FIGS. 8 and 9, the puncture tire 55 is put in the storage bag 64, and the puncture tire 55 is set up in the storage recess 13 with the lid panel 19 opened. At this time, the upper portion of the puncture tire 55 is leaned against the back surfaces 44a and 44a of the seat backs 44 and 44 where the folding sheets 12 and 12 stand up via the lid panel 19, while the lower portion of the puncture tire 55 is placed on the seat of the storage recess 13. The backs 44 and 44 are brought into contact with the wall surface 13b facing the back surfaces 44a and 44a. The fixing belt 63 has a belt body 59 and an adjustment belt 62 connected in advance.
[0042]
Next, the branch portion 56 and the support belt portion 68 of the belt main body 59 are covered from above the storage bag 64 on the upper portion of the puncture tire 55 put in the storage bag 64, and the support belt portion 68 is covered with the hole portion 55 a of the puncture tire 55. The buckle body 49 and the engagement fitting 71 are engaged with each other through the hole 64 a of the storage bag 64.
[0043]
Next, with the puncture tire 55 leaning against the back surfaces 44a and 44a of the seat backs 44 and 44 as described above, the engagement ring 57 of the belt body 59 is connected to one hook 39 of the striker support beam 17 on the vehicle body side. The engagement ring 61 of the adjustment belt 62 is hooked on the other hook 39 of the striker support beam 17 on the vehicle body side. The adjustment belt 62 is pulled between the engagement ring 61 and the engagement rings 58 and 58 of the belt body 59 by pulling the end of the adjustment belt 62 opposite to the engagement ring 61 in a direction away from the belt body 59. As a result, the fixing belt 63 is stretched, and as a result, the upper portion of the puncture tire 55 is connected to the back surfaces 44a and 44a of the seat backs 44 and 44 of the folding sheets 12 and 12 in the standing use state via the lid panel 19. , And the lower part of the puncture tire 55 is pressed against the wall surface 13 b of the storage recess 13 to fix the puncture tire 55.
[0044]
Note that when the puncture tire 55 is fixed by the fixing belt 63, the lower portion of the puncture tire 55 is separated from the wall surface 13b, and the puncture tire 55 is pressed against the backs 44a and 44a of the seat back through the lid panel 19 as a whole. Good.
[0045]
In the present embodiment described above, the cross beams 27, 27 whose both ends are fixed to the side frames 24, 24 in the state of extending in the left-right direction so as to straddle the storage recess 13 are back and forth by the above-described vehicle body structure. A plurality of the side beams are provided side by side, and a plate 28 is fixed to the lower surface of the cross beams 27 and 27 so as to straddle the cross beams 27 and 27, and the sheet strikers 38 and 38 are fixed to the plate 28. It is possible to secure the strength without increasing the size of the structure for attaching to the height direction. Accordingly, the space in the passenger compartment on the passenger compartment floor surface 15 is not reduced, and the storage space of the storage recess 13 below the passenger compartment floor surface 15 is not reduced, so that high space efficiency can be secured. .
[0046]
Further, since the seat strikers 38, 38 are disposed below the passenger compartment floor surface 15, the seat strikers 38, 38 do not protrude above the passenger compartment floor surface 15. Therefore, the passenger compartment floor surface 15 can be made flat.
[0047]
Furthermore, since the brackets 30 and 30 for fixing the cross beams 27 and 27 to the side frames 24 and 24 are bent at the peripheral portions along the front-rear direction to form reinforcing portions 35a and 36a, With respect to a large upward load introduced from 38 to the brackets 30 and 30 via the plate 28 and the cross beams 27 and 27, the rigidity in this direction is increased. Therefore, a large upward load introduced into the brackets 30 and 30 can be sufficiently supported.
[0048]
In addition, since the cross beams 27 and 27 are made of tempered pipe-shaped members, the cross-section can be made small while ensuring the rigidity, and thus the size can be further reduced while ensuring the strength. be able to. Therefore, the space efficiency can be further increased.
[0049]
In the present embodiment, the intermediate portion of the belt main body 59 is covered with the branch portion 56 on the upper portion of the puncture tire 55 by the above-described tire fixing method, and the puncture tire 55 is placed on the back surfaces 44a and 44a side of the seat backs 44 and 44. In an upright state, the engagement ring 57 on one end side of the belt main body 59 and the engagement ring 61 of the adjustment belt 62 are engaged with the hooks 39 and 39 on the vehicle body side, and the engagement ring on the other end side of the belt main body 59 is engaged. The puncture tire 55 is fixed by adjusting the length between the engagement rings 58, 58 and the engagement ring 61 in the direction of shortening the adjustment belt 62 connected to the 58, 58. Therefore, the puncture tire 55 can be easily fixed. Further, since the belt main body 59 and the adjustment belt 62 of the fixed belt 63 are easily deformable and can be combined into a small size, no special storage space is required.
[0050]
Furthermore, since both ends are engaged with the support belt portion 68 connected to the belt main body 59 through the hole portion 55a of the puncture tire 55, the puncture tire 55 can be fixed more reliably.
[0051]
In addition, since the lower portion of the puncture tire 55 is brought into contact with the wall surface 13b facing the seat backs 44, 44 of the storage recess 13 formed under the passenger compartment floor surface 15, the puncture tire 55 is more securely fixed. be able to.
[0052]
The striker support beam 17 described above is for the front engine / front drive, but in the case of the front engine / rear drive and front engine four-wheel drive, a propeller shaft is disposed, so that the storage recess Since the bottom surface of 13 is raised, as shown in FIG. 10, the middle part of the two cross beams 27, 27 of the striker support beam 17 is bent so as to protrude upward.
[0053]
Further, the above-described fixing belt 63 used for fixing the puncture tire 55 is not limited to a flat belt-like one as illustrated, but may be a rope having a circular cross section.
[0054]
In addition, when the lid panel 19 can be removed, the puncture tire 55 can be stood against the back surface 44 a of the seatback 44 without the lid panel 19 when the puncture tire 55 is fixed.
[0055]
【The invention's effect】
  As described above in detail, according to the vehicle body structure of the first aspect of the present invention, the cross bee in which both ends are fixed to the side frame in a state of extending in the left-right direction so as to straddle the storage recess.OfBottomToTote strikerTo supportTherefore, strength can be secured without increasing the size in the height direction. Therefore, the space in the passenger compartment on the passenger compartment floor is not reduced, and the storage space in the storage recess below the passenger compartment floor is not reduced, so that high space efficiency can be ensured.
[0056]
According to the vehicle body structure of the automobile according to claim 2 of the present invention, since the seat striker is arranged below the passenger compartment floor surface, the seat striker does not protrude on the passenger compartment floor surface. Therefore, the passenger compartment floor can be made flat.
[0057]
According to the vehicle body structure of an automobile according to claim 3 of the present invention, the bracket for fixing the cross beam to the side frame has a shape in which the peripheral portion along the front-rear direction is bent. The rigidity in this direction is increased against a large upward load introduced into the bracket via the plate and the cross beam. Therefore, a large upward load introduced to the bracket can be sufficiently supported.
[0058]
  According to the vehicle body structure of the automobile according to claim 4 of the present invention, the cross beamTheSince it is composed of an ip-shaped member, it is possible to reduce the cross-section while ensuring its rigidity, and thus it is possible to further reduce the size while ensuring the strength. Therefore, the space efficiency can be further increased.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a vehicle body structure of an automobile according to an embodiment of the present invention.
FIG. 2 is a side sectional view showing a vehicle body structure of an automobile according to an embodiment of the present invention.
FIG. 3 is a perspective view showing a vehicle body frame and a seat striker support beam of an automobile body structure according to an embodiment of the present invention.
FIG. 4 is a plan view showing a vehicle body frame and a seat striker support beam of a vehicle body structure according to an embodiment of the present invention.
FIG. 5 is a perspective view showing a seat striker support beam of a vehicle body structure according to an embodiment of the present invention.
FIG. 6 is a partially enlarged perspective view showing a seat striker support beam of an automobile body structure according to an embodiment of the present invention.
FIG. 7 is a perspective view illustrating a method for fixing a puncture tire in a vehicle body structure of an automobile according to an embodiment of the present invention.
FIG. 8 is a perspective view illustrating a method for fixing a puncture tire in a vehicle body structure of an automobile according to an embodiment of the present invention.
FIG. 9 is a side cross-sectional view illustrating a method for fixing a puncture tire in a vehicle body structure of an automobile according to an embodiment of the present invention.
FIG. 10 is a perspective view showing another example of a vehicle body frame and a seat striker support beam of a vehicle body structure according to an embodiment of the present invention.
[Explanation of symbols]
13 Storage recess
15 Car floor
24 Side frame
27 Cross beam
28 plates
30 Bracket
38 Seat striker

Claims (6)

Both ends are fixed to the side frame in a state extending in the left-right direction so as to straddle a storage recess formed below the passenger compartment floor surface between the left and right side frames, and are arranged side by side and connected to each other. Multiple cross beams,
An automobile body structure comprising a seat striker supported on the lower surface of the cross beam via a support portion fixed to the lower surface of the cross beam .   2. The vehicle body structure according to claim 1, wherein the seat striker is disposed below a passenger compartment floor surface.   The cross beam is fixed to the side frame via a bracket projecting forward and backward from the cross beam, and the bracket has a peripheral edge bent along the front-rear direction. 2. A vehicle body structure according to the item 2.   4. The vehicle body structure according to claim 1, wherein the cross beam is made of a pipe-shaped member.   The cross beam is made of a pipe-like member and has a shape in which attachment portions at both ends are flattened and fixed to the upper surface of the side frame at these attachment portions. 5. The vehicle body structure according to any one of 4 above.   The vehicle body structure according to any one of claims 1 to 5, wherein the cross beam is formed of a pipe-shaped member that is tempered.

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