JP2008149779A - Body structure of vehicle - Google Patents

Body structure of vehicle Download PDF

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Publication number
JP2008149779A
JP2008149779A JP2006337354A JP2006337354A JP2008149779A JP 2008149779 A JP2008149779 A JP 2008149779A JP 2006337354 A JP2006337354 A JP 2006337354A JP 2006337354 A JP2006337354 A JP 2006337354A JP 2008149779 A JP2008149779 A JP 2008149779A
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JP
Japan
Prior art keywords
rear
part
floor
seat
cross member
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Pending
Application number
JP2006337354A
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Japanese (ja)
Inventor
Toshio Masuda
年男 増田
Original Assignee
Fuji Heavy Ind Ltd
富士重工業株式会社
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Publication date
Application filed by Fuji Heavy Ind Ltd, 富士重工業株式会社 filed Critical Fuji Heavy Ind Ltd
Priority to JP2006337354A priority Critical patent/JP2008149779A/en
Publication of JP2008149779A publication Critical patent/JP2008149779A/en
Pending legal-status Critical Current

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Abstract

<P>PROBLEM TO BE SOLVED: To provide a body structure of a vehicle capable of securing rigidity of a vehicle body rear part in simple constitution. <P>SOLUTION: A recessed part 23 continued to a rear seat floor part 21 at height of the same level and a spare tire pan 25 recessively provided in the rear of the recessed part 23 are formed on a luggage boot floor 22, a rear quarter cross member 24 making roughly a hat shape on its cross-section with a rear part wall part 23a of the recessed part 23 and a front part wall part 25a of the spare tire pan 25 as its front and rear wall parts is integrally formed between them, and the rear quarter cross member 24 is connected to a lower part of the rear quarter pillar 33 free to transmit its load. Consequently, it is possible to secure the rigidity of the vehicle body rear part in simple constitution without causing increase of the number of parts, etc. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention particularly relates to a vehicle body structure suitable for a wagon type vehicle or the like.

  Generally, in a wagon type vehicle equipped with a rear gate, the torsional rigidity of the vehicle body tends to be lower than that of a sedan type vehicle because the rear gate opening is large.

Therefore, in order to ensure the rigidity of the rear part of the vehicle body, for example, in Patent Document 1, the left and right ends of the rear roof bow are respectively connected to the upper ends of the left and right quarter pillars (rear quarter pillars), and the rear floor panel constituting the luggage compartment A rear cross member having a substantially inverted hat shape in cross section is provided on the lower surface of the rear member, and a lower part of the quarter pillar is connected to both ends of the rear cross member via a wheel house member, thereby providing a strength member that is a substantially annular skeleton. A constituent technology is disclosed.
Japanese Patent Laid-Open No. 11-34916

  However, since the rear cross member is fixed to the rear floor panel as a separate member in the technique of the above-described Patent Document 1, the structure is complicated, and there is a risk of increasing the weight of the vehicle body or increasing the number of assembling steps.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a vehicle body structure capable of ensuring the rigidity of the rear portion of the vehicle body with a simple configuration.

  The present invention relates to a vehicle body structure for a vehicle in which a cargo floor having a main surface portion set higher than the seat floor portion is connected to the rear of the seat floor portion where the second row seats are installed. A cross member that serves as a front and rear wall surface, the concave portion continuing at the same level as the portion, a spare tire pan recessed behind the concave portion, and the rear wall surface of the concave portion and the front wall surface of the spare tire pan. Are integrally formed on the cargo floor and the lower part of the rear quarter pillar is connected to the end of the cross member so as to be able to transmit the load.

  According to the vehicle body structure of the vehicle of the present invention, the rigidity of the rear portion of the vehicle body can be ensured with a simple configuration.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. The drawings relate to an embodiment of the present invention, FIG. 1 is an explanatory view showing a seat arrangement structure, FIG. 2 is a perspective view showing a rear floor structure of a vehicle body, and FIGS. 3 and 4 are relations between a seat, a floor panel and a fuel tank. FIG. 5 is an explanatory view showing a load transmission path from the pillar at the rear of the vehicle body.

  In FIG. 1, reference numeral 1 denotes a vehicle, and in the present embodiment, for example, a wagon type vehicle. In the vehicle compartment 2 of the vehicle 1, for example, a pair of left and right first row seats 5 and a three-seat second row seat 6 are arranged in front and rear, and further behind the second row seat 6. In the set cargo room 3, for example, a pair of left and right third row seats 7 intended for emergency use is disposed.

  As shown in FIG. 3, in the present embodiment, the floor panel on which each of the seats 5 to 7 is installed mainly includes a front floor panel 10 disposed at a front portion in the passenger compartment 2 and the front floor panel 10. The rear floor panel 20 is provided separately from the rear portion of the rear floor panel 20.

  The front floor panel 10 is provided with a front seat floor portion 12 for installing the first row seat 5, and in front of the front seat floor portion 12, feet for passengers seated on the first row seat 5. Space 11 is set.

  Here, the first row seat 5 is configured to include a seat cushion 5a and a seat back 5b, and the seat cushion 5a is attached to the front seat floor portion 12 via a slide mechanism 5c. The first row seats 5 are supported via the slide mechanism 5c, so that they can move in the longitudinal direction of the vehicle body.

  Further, in the front floor panel 10, a foot space 13 for an occupant seated on the second row seat 6 is set behind the front seat floor portion 12, and further on the rear side of the vehicle body behind the foot space 13. An inclined kick-up portion 14 is formed.

  The rear floor panel 20 is disposed at a relatively higher position than the front floor panel 10 by connecting the front end of the rear floor panel 20 to the upper end of the kick-up portion 14.

  A rear seat floor portion 21 for installing the second-row seat 6 is set at the front portion of the rear floor panel 20, and a cargo compartment floor 22 is set behind the rear seat floor portion 21.

  Here, the second row seats 6 are configured to include a seat cushion 6a and a seat back 6b, and the seat cushion 6a is attached to the rear seat floor portion 21 via a slide mechanism. The second row seats 6 are supported via the slide mechanism 6c, so that the second row seats 6 can be moved in the longitudinal direction of the vehicle body in a region including a recess 23 described later.

  As shown in FIGS. 2 and 3, the cargo compartment floor 22 is configured by a floor surface in which the main surface portion 22 a is set at a relatively higher position than the rear seat floor portion 21.

  In the front part of the cargo compartment floor 22, a recessed part 23 is provided which is continuous at the same level as the rear seat floor part 21. In addition, a spare tire pan 25 for receiving a spare tire 26 is recessed in the luggage compartment floor 22 at a position spaced apart from the recess 23 by a predetermined distance. A rear quarter cross member 24 having a substantially hat-shaped cross section is formed between the recess 23 and the spare tire pan 25. In other words, in the present embodiment, the luggage compartment floor 22 is configured such that the rear wall 23a of the recess 23 and the front wall 25a of the spare tire pan 25 serve as the front and rear walls by bending the rear floor panel 20 or the like. A quarter cross member 24 is integrally formed.

  Further, since the rear quarter cross member 24 is formed integrally with the luggage compartment floor 22, a series of space portions extending from the lower portion of the rear seat floor portion 21 to the lower portion of the rear quarter cross member 24 are formed at the lower portion of the rear floor panel 20. The space portion is formed as a tank housing chamber 27 for housing the fuel tank 28.

  As shown in FIG. 3, the upper surface of the fuel tank 28 accommodated in the tank accommodating chamber 27 is formed along the uneven shape of the rear floor panel 20. A projecting air chamber 28a is formed. In other words, in the present embodiment, an air chamber 28 a that accommodates a float valve or the like is formed at the rear portion of the fuel tank 28, and the air chamber 28 a protrudes above the other region at the lower portion of the rear floor panel 20. Is accommodated in a rear quarter cross member 24 having an internal space.

  As shown in FIGS. 2 and 4, a rear apron panel 30 is connected to the side of the rear floor panel 20, and the end of the rear quarter cross member 24 is connected to a wheel house member 31 formed on the rear apron panel 30. The parts are connected so that the load can be transmitted. Further, an inner panel 33 a of the rear quarter pillar 33 is integrally formed on the upper portion of the wheel house member 31, so that a load can be transmitted between the rear quarter pillar 33 and the rear quarter cross member 24. . That is, as shown with hatching in FIG. 5, the lower part of the rear quarter pillar 33 is connected to the end of the rear quarter cross member 24 via the wheel house member 31. The structure is structured.

  In the present embodiment, the rear quarter cross member 24 has a function as a seat floor portion for installing the third row seats 7 in the cargo compartment 3. The third row of seats 7 includes a seat cushion 7a and a seat back 7b, and the seat cushion 7a is fixed to the rear quarter cross member 24 via a bracket (not shown).

  3 indicates a floor board disposed above the rear floor panel 20 in the cargo compartment 3, and as indicated by a one-dot chain line in the figure, the seat back 7b It is set to be flush with the board 35.

  According to such an embodiment, the cargo floor 22 is formed with a recess 23 that is continuous at the same level as the rear seat floor 21 and a spare tire pan 25 that is recessed behind the recess 23. A rear quarter cross member 24 having a substantially hat-shaped cross section with the rear wall portion 23a of the concave portion 23 and the front wall portion 25a of the spare tire pan 25 as front and rear wall portions is integrally formed between them. 20 can be formed in a lower portion of the rear seat floor portion 21 to the lower portion of the rear quarter cross member 24 in a wide area, without sacrificing the effective capacity of the fuel tank 28, etc. The interior of the cargo compartment 3 can be effectively used as a passenger space as necessary.

  That is, by integrally forming the rear quarter cross member 24 on the cargo floor 22, the tank housing chamber 27 can be expanded to the lower part of the rear quarter cross member 24, and the capacity of the fuel tank 28 can be sufficiently secured. it can.

  Moreover, since the air chamber 28a of the fuel tank 28 protruding upward can be accommodated in the internal space of the rear quarter cross member 24, the floor surface immediately behind the second row seat 6 projects as the accommodating portion of the air chamber 28a. It is not necessary to form a recess 23 that is continuous with the rear seat floor 21 at the same level as the luggage compartment floor 22, and the foot space for the occupant seated in the third row seat 7 is sufficiently low. Can be secured.

  Further, since a rear quarter cross member 24, which is a rigid member, is formed in the cargo compartment 3 immediately after the recess 23, the rear quarter cross member 24 is used as a seat floor for installing the third row seat 7. It can be used effectively as a department.

  Further, if the second row seat 6 is supported on the rear seat floor portion 21 via the slide mechanism 6c, for example, when no occupant is seated on the third row seat 7, the second row seat is utilized using the recess 23. An abundant seat arrangement can be realized by expanding the movable region of the second row seats 6 such as retreating the seat 6 toward the cargo compartment 3 side.

  Further, the rear quarter cross member 24 is integrally formed on the cargo floor 22, and the rear quarter cross member 24 is connected to the lower portion of the rear quarter pillar 33 so as to be able to transmit the load without causing an increase in the number of parts. The rigidity of the rear part of the vehicle body can be ensured with a simple configuration.

Explanatory drawing showing the arrangement structure of sheets Perspective view showing the rear floor structure of the vehicle body Explanatory drawing showing the relationship between the seat, floor panel and fuel tank Explanatory drawing showing the relationship between the seat, floor panel and fuel tank Explanatory drawing showing the load transmission path from the pillar at the rear of the vehicle body

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Vehicle 2 ... Car compartment 3 ... Cargo compartment 5 ... First row seat 5a ... Seat cushion 5b ... Seat back 5c ... Slide mechanism 6 ... Second row seat 6a ... Seat cushion 6b ... Seat back 6c ... Slide mechanism 7 ... 3 Row seat 7a ... Seat cushion 7b ... Seat back 10 ... Front floor panel 11 ... Foot space 12 ... Front seat floor part 13 ... Foot space 14 ... Kick-up part 20 ... Rear floor panel 21 ... Rear seat floor part (seat floor part)
22 ... Cargo floor 22a ... Main surface part 23 ... Recess 23a ... Rear wall part 24 ... Rear quarter cross member (cross member)
25 ... Spare tire pan 25a ... Front wall portion 26 ... Spare tire 27 ... Tank housing chamber 28 ... Fuel tank 28a ... Air chamber 30 ... Rear apron panel 31 ... Wheel house member 33a ... Inner panel 33 ... Rear quarter pillar 35 ... Floor board

Claims (1)

  1. A vehicle body structure of a vehicle in which a cargo floor with a main surface portion set higher than the seat floor portion is arranged behind the seat floor portion where the second row seats are installed,
    A recess that continues at the same level as the seat floor,
    A spare tire pan recessed behind the recess,
    A cross member that combines the rear wall surface of the recess and the front wall surface of the spare tire pan as front and rear wall surfaces, and is integrally formed on the cargo floor,
    A vehicle body structure for a vehicle, wherein a lower part of a rear quarter pillar is connected to an end of the cross member so as to be able to transmit a load.
JP2006337354A 2006-12-14 2006-12-14 Body structure of vehicle Pending JP2008149779A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006337354A JP2008149779A (en) 2006-12-14 2006-12-14 Body structure of vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006337354A JP2008149779A (en) 2006-12-14 2006-12-14 Body structure of vehicle

Publications (1)

Publication Number Publication Date
JP2008149779A true JP2008149779A (en) 2008-07-03

Family

ID=39652460

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006337354A Pending JP2008149779A (en) 2006-12-14 2006-12-14 Body structure of vehicle

Country Status (1)

Country Link
JP (1) JP2008149779A (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6141086A (en) * 1984-07-26 1986-02-27 Bosch Gmbh Robert Electromagnetic operating valve
JPS63123324A (en) * 1986-11-14 1988-05-27 Onoda Cement Co Ltd Production of artificial light gravel for gravel culture
JPH06107008A (en) * 1992-09-30 1994-04-19 Mazda Motor Corp Supporting structure for vehicle driving device
JPH0747978A (en) * 1993-08-06 1995-02-21 Nissan Motor Co Ltd Body rear structure of axle beam type suspension mounted car
JPH08268350A (en) * 1995-03-28 1996-10-15 Hino Motors Ltd Automobile
JP2002362415A (en) * 2001-06-05 2002-12-18 Honda Motor Co Ltd Car body structure
JP2006088935A (en) * 2004-09-24 2006-04-06 Toyota Auto Body Co Ltd Handle guiding device for detaching and attaching spare tire

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6141086A (en) * 1984-07-26 1986-02-27 Bosch Gmbh Robert Electromagnetic operating valve
JPS63123324A (en) * 1986-11-14 1988-05-27 Onoda Cement Co Ltd Production of artificial light gravel for gravel culture
JPH06107008A (en) * 1992-09-30 1994-04-19 Mazda Motor Corp Supporting structure for vehicle driving device
JPH0747978A (en) * 1993-08-06 1995-02-21 Nissan Motor Co Ltd Body rear structure of axle beam type suspension mounted car
JPH08268350A (en) * 1995-03-28 1996-10-15 Hino Motors Ltd Automobile
JP2002362415A (en) * 2001-06-05 2002-12-18 Honda Motor Co Ltd Car body structure
JP2006088935A (en) * 2004-09-24 2006-04-06 Toyota Auto Body Co Ltd Handle guiding device for detaching and attaching spare tire

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