JP2014028537A - Cargo chamber structure for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To reduce weight of a cargo chamber interior with a partition member as a main target body by receiving a load of a floor board at a board placement part of a cover member covering an upper part of a vehicle body recess part, and arranging the partition member which has a partitioning function equivalent to a molded tray at a rear floor storage recess part.SOLUTION: A cargo chamber structure for a vehicle includes: a rear floor 2 in which a storage recess part 3 is formed; rear side frames 4 which are extended in front and rear at the right side and the left side of the rear floor 2; and a vehicle body recess part 10 which is formed in a vehicle outside of the rear side frame 4. Cover members 33 which close an upper side of the vehicle body recess part 10 and reach the bottom of the upper part of the rear side frame 4 are arranged at the right side and the left side. The cover members 33 have board placing parts 33d on which the right end part and the left end part of a floor board 25 forming a bottom of a cargo chamber 21 are placed at a location directly above the rear side frame 4; and peripheral edge upper surface parts of which the height almost coincides with the height of the upper surface part of the floor board 25 placed on the board placing part 33d. A partition member 40 of which the top end is separated from a lower surface part of the floor board is disposed in the storage recess part 3 of the rear floor 2.

Description

  The present invention relates to an automobile luggage compartment structure including a vehicle body rear floor pan having a housing recess formed in the center and a vehicle body rear side frame extending in the vehicle front-rear direction on the left and right sides of the rear floor pan.

In general, the vehicle body rear floor pan is formed with a housing recess at the center thereof, and a molding tray is installed in the housing recess, and a floor board forming a cargo compartment bottom is disposed above the molding tray.
In particular, in a wagon car where there are many opportunities to load heavy objects, the load acting on the floor board described above was supported by the upper parts of the strong molding tray installed on the rear floor pan and provided in the vehicle width direction. For this reason, the molding tray becomes heavy, which hinders mass reduction of the automobile interior.

  By the way, in Patent Document 1, a housing recess is formed at the center of the vehicle body rear floor pan, a molding tray (see floor box) is installed in the housing recess, and a cargo compartment bottom is formed at the top of the molding tray. A structure is disclosed in which a floor board (refer to a floor lid) is provided, a load acting on the floor board is supported by a molding tray, and the molding tray is formed of a resin material or a foamable resin material. When a heavy object is mounted on the floor board, the molding tray becomes heavy, and there are problems similar to those described above.

JP 2011-102124 A

  Therefore, the present invention eliminates the conventional strong molding tray extending in the vehicle width direction, while providing cover members from the left and right rear side frame portions to the vehicle outer portion, respectively, and the floor board left and right ends at a part of the upper surface of the cover member. By supporting the part, it is possible to install a lightweight partition member in the rear recess of the rear floor pan that does not need to support the floor board load, although it does not have the strength to support the floor board load. The purpose of the present invention is to provide a cargo compartment structure for an automobile that can realize a weight reduction of the interior of the cargo compartment while having a partition function equivalent to that of the molding tray.

  An automobile luggage compartment structure according to the present invention is formed on a vehicle body rear floor pan having a housing recess formed in the center, a vehicle body rear side frame extending in the vehicle front-rear direction, and a vehicle exterior side of the rear side frame. And a cover member which closes the upper part of the vehicle body recess and which bottoms on the upper part of the rear side frame is provided on each of the right and left sides. The cover member is a flat plate which forms the bottom of the cargo compartment at a position directly above the rear side frame. A board mounting portion for mounting left and right end portions of the floor board, and a peripheral upper surface portion whose height substantially coincides with the upper surface portion of the floor board mounted on the board mounting portion, A partition member whose upper end is spaced from the lower surface of the floor board is installed in the housing recess of the vehicle body rear floor pan.

  According to the above configuration, the cover member that closes the upper portion of the vehicle body recess and is attached to the upper part of the rear side frame is provided, the board mounting portion is provided at a position directly above the rear side frame of the cover member, and the housing recess of the vehicle body rear floor pan is provided. In order to support the floorboard load on the left and right, the floor plate load is received by the board mounting part of the cover member that closes the upper part of the vehicle body recess. The existing strong molding tray is abolished, and a partition member with the same partitioning function as the molding tray is installed in the rear floor pan housing recess, and the weight of the interior of the cargo compartment is reduced mainly with the central partition member. can do.

  In one embodiment of the present invention, the rear side frame has an upper convex portion projecting above the rear floor pan, and the cover member includes a support leg that is attached to the upper convex portion of the rear side frame. The support leg portion that bottoms the upper convex portion of the rear side frame and the upper concave portion of the rear side frame cooperate with the upper convex portion of the rear side frame to partition the vehicle body concave portion provided with the extractor opening and the rear floor pan housing concave portion. And a wall portion.

  According to the above configuration, the cover member walks up and down from the upper convex portion of the rear side frame to form a wall portion, so that the noise of the vehicle body concave portion using the extractor opening as a sound source can be generated without providing a separate member. Transmission to the part can be blocked.

  In one embodiment of the present invention, seats with seat backs that can be laid down in front are installed in front of the cargo compartment, and the height of the upper surface portion between the seat back and the floor board that has been laid down is A substantially continuous raising member is installed, and a stepped board front placing portion for placing the front end portion of the floor board is provided at the rear end portion of the raising member.

According to the above configuration, in addition to the structure in which the left and right end portions of the floor board are received by the rear side frame via the board mounting portion of the cover member, the floor board front end portion at the board front mounting portion at the rear end portion of the raising member Since the load can be received and the load can be supported even in front of the floor board, the deflection of the floor board can be reduced.
Also, when the rear end of the floor board is pulled up to access the partition member in the housing recess of the rear floor pan of the vehicle body, the floor board forward locking portion that is raised by the stepped board front mounting portion at the rear end of the raising member Therefore, the floor board can be pulled up smoothly.

  In one embodiment of the present invention, a vehicle body rear end member extending in the vehicle width direction is provided at a rear portion of the vehicle body rear floor pan, and a bracket projecting forward is provided on the vehicle body rear end member. A board rear end support portion for supporting the load at the rear end portion.

  According to the above configuration, since the board rear end support portion is provided in addition to the stepped board front mounting portion described above, the load can be supported on the front, rear, left and right of the floor board, and the front and rear of the floor board. By aligning both sides and the left and right sides with the left and right board placement parts, the board front placement part, and the board rear end support part, the floor board can be positioned reliably.

  According to the present invention, the cover member that closes the upper portion of the vehicle body recess and is attached to the upper portion of the rear side frame is provided, the board mounting portion is provided immediately above the rear side frame of the cover member, and the housing recess of the vehicle body rear floor pan is provided. In order to support the floorboard load on the left and right, the floor plate load is received by the board mounting part of the cover member that closes the upper part of the vehicle body recess. The existing strong molding tray is abolished, and a partition member with the same partitioning function as the molding tray is installed in the rear floor pan housing recess, and the weight of the interior of the cargo compartment is reduced mainly with the central partition member. There is an effect that can be done.

The schematic perspective view which shows the luggage compartment structure of the motor vehicle of this invention Side view showing cargo room structure Cross-sectional view in the width direction of the cargo compartment 3 is an enlarged cross-sectional view of the main part of FIG. A perspective view showing the cover member as viewed from above The perspective view which shows the cover member in the state which looked up from diagonally backward lower direction Perspective view of partition member Side view showing the front part of the raising member and the surrounding structure Exploded side view showing the rear part of the raising member and the surrounding structure Side view of the resin board inserted into the raised member Bottom perspective view of raised member Perspective view of the floor board supported by the hanging hook Side view showing the support state Rear view showing the structure of the hanging hook

  When supporting the floorboard load on its left and right, it can receive the floorboard load at the board mounting part of the cover member that closes the upper part of the car body recess, eliminates the previous strong molding tray, and the same partition as the molding tray For the purpose of installing a partition member having a function in the rear floor pan housing recess and realizing weight reduction of the interior of the luggage compartment mainly using the partition member at the center, a vehicle body rear floor pan having a housing recess formed in the center, A vehicle body rear side frame extending in the vehicle front-rear direction on the left and right sides of the rear floor pan, and a vehicle body recess formed on the vehicle exterior side of the rear side frame, closing above the vehicle body recess and landing on the top of the rear side frame The cover members are provided on the left and right sides, and the cover members are flat floor boards that form the bottom of the cargo compartment immediately above the rear side frame. A board mounting portion for mounting left and right end portions of the vehicle body, and a peripheral upper surface portion whose height substantially coincides with the upper surface portion of the floor board mounted on the board mounting portion. This is realized by a configuration in which a partition member whose upper end is separated from the lower surface of the floor board is installed in the housing recess.

An embodiment of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a schematic perspective view showing the cargo compartment structure, FIG. 2 is a side view thereof, and FIG. 3 is a sectional view in the vehicle width direction of the cargo compartment structure.
1 to 3, a kick-up portion 1 having a front low rear height is provided continuously at the rear portion of a vehicle body front floor panel (not shown), and the kick-up portion 1 is substantially rearward from the upper rear end. A vehicle body rear floor pan 2 (which is the same as the vehicle body rear floor panel and is simply referred to as a rear floor hereinafter) is provided.
A housing recess 3 having a step-down structure is formed at the center of the rear portion of the rear floor 2 in the vehicle width direction, while the left and right sides of the rear floor 2 are arranged in the vehicle front-rear direction as shown in FIGS. An extending vehicle body rear side frame 4 (hereinafter simply referred to as a rear side frame) is provided.

As shown in FIGS. 1 and 3, the rear side frame 4 described above includes a rear side frame upper 5 having a hat-shaped cross section as an upper convex portion, and a rear side frame lower 6 having a reverse hat shape in cross section, in the vehicle width direction of the rear floor 2. A vehicle body strength member joined and fixed in a state where the outer end portion and the inner end portion in the vehicle width direction of the rear side panel inner 7 are sandwiched between the rear side frame upper 5 and the rear side frame lower 6. A rear side closed section 8 extending in the direction is formed to improve the side body rigidity.
The above-mentioned rear side frame upper 5 is an upper convex portion protruding upward from the rear floor 2.
As shown in FIGS. 1 and 3, a rear side panel outer 9 is joined and fixed to the vehicle outer side of the rear side panel inner 7, and a vehicle body recess 10 is formed on the vehicle outer side of the rear side frame 4 by these both 7 and 9. ing.

  As shown in FIG. 2, a rear end panel 11 is erected and fixed to the rear end portion of the rear floor 2 having the housing recess 3 so as to close the housing recess 3 from the rear of the vehicle. The rear end panel 11 is a panel member extending in the vehicle width direction, and a vehicle body rear end member 12 (hereinafter simply referred to as a rear end member) extending in the vehicle width direction is joined and fixed to an upper front portion of the rear end panel 11. A rear end closed section 13 extending in the vehicle width direction is formed between the rear end member 12 and the rear end panel 11 to improve the rear vehicle body rigidity.

A rear bumper 14 (for example, a resin bumper) is provided further rearward of the rear end panel 11, and a bracket 15 having an inverted L-shaped cross section that protrudes forward and extends in the vehicle width direction is provided at the front portion of the rear end member 12. The bracket 15 has a board rear end support portion 15a for supporting a load of a rear end portion of a floor board 25 described later.
And the upper part of the above-mentioned board rear-end support part 15a and the upper part of the rear end member 12 are covered with the rear end garnish 16 extended in a vehicle width direction as an interior member.

  As shown in FIG. 2, a rear cross member upper 17 and a rear cross member lower 18 are joined and fixed to the upper and lower portions of the inclined rear end portion of the kick-up portion 1 described above. Both of these members 17 and 18 are cross members (so-called No. 4 cross members) extending in the vehicle width direction, between the rear cross member upper 17 and the upper surface of the kick-up portion 1 and the rear cross member lower 18. Closed cross-sections 19 and 20 that overlap in the vertical direction are formed between the lower surface of the kick-up portion 1 and this double closed cross-sectional structure improves the vehicle body rigidity.

As shown in FIGS. 1 and 2, a rear seat 24 for seating a rear seat occupant having a seat cushion 22 and a seat back 23 is installed in front of the luggage compartment 21. It is formed so as to be able to fall forward. In the drawings, a bench seat is shown for convenience of illustration, but this may be a separate seat divided into 6: 4 on the left and right.
As shown in FIGS. 1 and 2, a synthetic resin floor board 25 as a separate cargo compartment bottom member is installed above the rear floor 2 so as to be able to rise and fall as shown in FIG. When the floor board 25 is tilted horizontally, a flat cargo compartment floor portion 26 is formed. Here, the board rear end support portion 15 a of the bracket 15 described above supports the load of the rear end portion of the floor board 25. Further, the floor board 25 is formed hollow inside to reduce its weight.
As shown in FIG. 1, a rear side trim 28 that covers a vehicle body rear wheel house 27 (hereinafter simply referred to as a rear wheel house) and a rear side panel outer 9 behind the vehicle body is provided. Side wall portions 29 are formed.

FIG. 4 is an enlarged cross-sectional view of the main part of FIG. 3, in which the vehicle body recess 10 is formed behind the rear wheel house 27 and outside the rear side frame 4. An extractor opening 30 is provided in the rear side panel outer 9 forming the above.
The extractor is for releasing the vehicle interior air to the outside of the vehicle for the purpose of preventing the vehicle interior pressure from increasing when the hinge door is closed.
Further, as shown in FIG. 4, a bracket 31 having a hat-shaped cross section is joined and fixed to the bottoms of the rear side panel inner 7 and the rear side panel outer 9 which are the bottom walls of the vehicle body recess 10 described above, straddling both panel bottoms, A jack 32 (push-up vise) is detachably attached to the upper portion of the bracket 31 as an example of a low-use frequency that is not normally used.

As shown in FIGS. 1, 3, and 4, a cover member 33 made of synthetic resin can be removed as a cargo compartment side bottom member that shields the space above the vehicle body recess 10 adjacent to the outside of the floor board 25. It is installed in.
The cover member 33 includes a storage recess 33a having a bottom portion lower than the height of the cargo compartment floor portion 26 formed by the floor board 25. On the vehicle exterior side of the storage recess 33a, the height of the cargo compartment floor portion 26, In other words, it has a planar extension portion 33b having a height substantially the same as the height of the upper surface of the floor board 25 that has been lowered.

Further, as shown in FIG. 1, the rear side trim 28 forming the side wall portion of the cargo compartment has a side concave portion 28a that is recessed outward in the vehicle width direction so that the bottom portion thereof matches the extension portion 33b. The extension 33b is formed with a plurality of slit-opening vent holes 33c through which the passenger compartment air is inserted into the extractor opening 30 provided in the vehicle body recess 10. The vent hole 33c is formed so as to communicate with the upper part of the vent hole that is directed in the vertical direction and the lower part of the vent hole that is directed in the vehicle width direction from the lower end of the upper part of the vent hole. It is formed so that it cannot be visually observed.
At a position above the extension 33 b of the cover member 33 described above, a sound insulating material 34 for insulating noise from the extractor opening 30 is disposed between the rear side trim 28 and the rear side panel outer 9.

FIG. 5 is a perspective view showing a cover member 33 as a cargo side side bottom member as viewed from above, and FIG. 6 is a perspective view showing the cover member 33 as seen from obliquely rearward and downward.
As shown in FIGS. 4, 5, and 6, the above-described cover member 33 closes the upper part of the vehicle body recess 10 and is located on the rear side frame 4, that is, on the side of the cargo compartment that is bottomed on the upper surface of the rear side frame upper 5. As shown in FIGS. 1 and 3, the cover member 33 is a bottom member and is provided on the left and right sides.
Further, as shown in FIGS. 4, 5, and 6, the above-described cover member 33 mounts the left and right ends of the flat floor board 25 that forms the bottom of the luggage compartment 21 at a position directly above the rear side frame 4. A board mounting part 33d as a board left and right mounting part, and peripheral upper surface parts 33e, 33f, and 33g having substantially the same height as the upper surface part of the floor board 25 mounted on the board mounting part 33d It is.

The board mounting portion 33d described above is formed in a flat shape, and the peripheral upper surface portions 33e, 33f, 33g are formed so as to surround the front portion, the vehicle outer portion, and the rear portion of the storage recess 33a, respectively. The board mounting portion 33d is formed to be stepped down with respect to the peripheral upper surface portions 33e, 33f, and 33g.
Further, the above-described cover member 33 cooperates with the plurality of support legs 33h that are attached to the upper convex portion by the rear side frame upper 5 and the upper convex portion (see the rear side frame upper 5), so that the extractor opening 30 is provided. A wall portion Z (see FIGS. 4 and 5) that partitions the vehicle body recess 10 and the housing recess 3 of the rear floor 2 is provided.

As shown in FIGS. 4 and 5, the wall portion Z includes a bottom wall 33i, a front wall j, a rear wall 33k (see FIG. 6) forming a storage recess 33a of the cover member 33, and a vehicle width direction of the storage recess 33a. The entire wall includes inner and outer side walls 33m and 33n, an extension 33b itself, and a board mounting portion 33d itself.
As shown in FIGS. 1 and 5, the left and right cover members 33 are integrally formed with recesses 33p and 33p including a bottom wall 33i at positions near the rear in the front-rear direction of the board mounting portion 33d. The long tonneau cover unit 35 is accommodated and held using the recesses 33p, 33p.
The above-mentioned tonneau cover unit 35 is a long object whose left and right ends are located in the housing recess 33a as shown by phantom lines in FIG.

Further, as shown in FIG. 5, the board mounting portion 33d across the concave portion 33p of the cover member 33 is formed with a concave groove portion 33r that is straight in the front-rear direction, and the partition plate 36 is attached to and detached from the concave groove portion 33r. It is configured so that it can be attached freely.
In addition, as shown in FIGS. 5 and 6, a cover member 33 is formed on the outside of the side wall 33 n of the cover member 33 and on the front portion of the extension portion 33 b with a substantially U-shaped cross section in the vehicle width direction. A clip 33t that detachably engages the engaging portion 33s with an engaging hole (not shown) on the lower end side of the rear side trim 28 is integrally formed by the elastic force inherent to the resin.
The above-described cover member 33 (loading chamber side bottom surface member) is formed by integrally forming the elements 33a to 33k, 33m, 33n, 33p, and 33r to 33t with synthetic resin. As shown, a sound absorbing material 37 that absorbs noise from the extractor opening 30 is attached and fixed to the bottom surface of the bottom wall 33i and the outer surface of the side wall 33n of the housing recess 33a.

FIG. 7 is a perspective view showing a partition tray as a partition member. As shown in FIGS. 2, 3, and 7, the upper end portion 40 a of the housing recess 3 of the rear floor 2 is a lower surface portion of the floor board 25. A partition tray 40 that is spaced apart from is installed. That is, the upper end portion 40 a of the partition tray 40 is not in contact with the lower surface portion of the floor board 25, and the load of the floor board 25 does not act on the partition tray 40, so the partition tray 40 supports the load of the floor board 25. There is no need, and the partition tray 40 is configured to be lightweight.
In addition, as shown in FIG. 7, the partition tray 40 is formed with a plurality of storage recesses 40A, 40B, 40C, 40D, 40E, 40F, 40G, 40H, and 40J having different shapes. Each storage recess is configured to store a vehicle maintenance tool, parts or other cargo.

  As shown in FIGS. 1 and 2, a rear seat 24 on which a seat back 23 can be tilted forward is installed in front of the luggage compartment 21, and the seat back 23 that has fallen forward and the floor board 25 described above are installed. In between, a raising member 41 whose upper surface portion 41 a is substantially continuous with the heights 23 and 25 is installed, and the front end portion of the floor board 25 is mounted on the rear end portion of the raising member 41. A step-like board front placement portion 41b to be placed is stepped down.

FIG. 8 is a side view showing the front part of the raising member 41 and its peripheral structure, FIG. 9 is an exploded side view showing the rear part of the raising member 41 and its peripheral structure, and FIG. 10 shows a resin board inserted into the raising member. FIG. 11 is a bottom perspective view of the raising member 41. FIG.
As shown in FIG. 2 and FIG. 8 to FIG. 11, the above-described raising member 41 has a recess 41 c extending in the vehicle width direction corresponding to the rear cross member upper 17 on the bottom surface side and recessed upward, and in the front-rear direction. A plurality of and discontinuous protrusions 41d, 41e, and 41f that are spaced apart and arranged in a substantially straight line in the vehicle width direction are stepped down so as to be lower in height than the above-described upper surface portion 41a. The board front mounting portion 41b is integrally formed with a polystyrene / polyolefin composite resin foam (so-called foamed bead material) having a density of 16.67 to 66.67 kg / m ³ (depending on the foaming ratio).

As shown in FIG. 2, the recess 41 c of the raising member 41 is placed on the upper surface of the rear cross member upper 17, and the plurality of protrusions 41 d, 41 e, 41 f are placed on the upper surface of the rear floor 2.
Thus, the raising member 41 is a member made of a resin foam that is placed on the rear floor 2 and whose upper surface portion 41a is planar.
A thermoplastic synthetic resin board 42 (hereinafter simply referred to as a resin board) is disposed on the upper surface portion 41a of the above-described raising member 41 so as to match the upper surface portion 41a.

As shown in FIG. 8, a flat recess 41 g is formed at the front upper portion of the raising member 41 on which the resin board 42 is disposed on the upper surface so as to overlap the front portion of the resin board 42 in the vehicle front-rear direction. A non-woven skin 43 is bonded and fixed to the recess 41g.
Further, as shown in FIG. 8, a cloth member 44 is attached between the back of the seat back 23 of the rear seat 24 and the above-described skin 43, with both front and rear end portions bent in a substantially U shape. When the front member 23 is moved forward, the gap between the seat back 23 and the raising member 41 is closed by the cloth member 44 so that the flatness between the two members 23 and 41 is achieved.

As shown in FIG. 9, the above-described resin board 42 is formed by integrally molding a vertical wall member 45 having a periodic shape with upper and lower sheet bodies 46 and 47 interposed therebetween, and an upper surface portion of the resin board 42. A mat material 48 made of nonwoven fabric is attached to the whole. Here, as the vertical wall member 45 and the sheet bodies 46 and 47, a thermoplastic resin such as polypropylene can be used.
Further, as shown in the figure, a straight narrow groove portion 41 h that opens upward and extends in the vehicle width direction is formed immediately before the board front placement portion 41 b of the raising member 41.

The above-described resin board 42 has an end portion 42a bent downward from the hinge processing portion 47a of the sheet body 47. As shown in FIG. 10 from the state shown in FIG. The resin board 42 and the raising member 41 are engaged with each other by being inserted into the narrow groove portion 41 h, and the upper surface portion of the resin board 42 is configured to form the bottom surface portion of the cargo chamber 21.
Here, the above-mentioned mat member 48 is stuck to the bottom of the end portion 42 a of the resin board 42, and the end portion 42 a is inserted into the narrow groove portion 41 h of the raising member 41 together with the mat member 48. .

As shown in FIGS. 2 and 10, the above-described floor board 25 that forms the bottom surface of the luggage compartment 21 behind the cargo compartment 21 is disposed behind the above-described raising member 41.
In addition, as shown in FIGS. 2, 9, and 10, the above-described raising member 41 extends in the vehicle width direction at a rear end portion that is lower than the upper surface portion 41a by a predetermined height and mounts the front end portion of the floor board 25. The board front placement portion 41b is formed as a shelf to be placed, and the above-mentioned narrow groove portion 41h is formed in a recessed manner immediately before the board front placement portion 41b.

  As shown in FIGS. 2 and 10, when the front end portion of the floor board 25 is placed on the board front placement portion 41 b, the mat member 48 is adhered more than the height of the upper surface portion of the floor board 25. The height of the upper surface portion of the insertion portion of the resin board 42 is set to be locally reduced.

FIG. 12 is a perspective view of the state in which the floor board 25 is supported by the hanging hook, FIG. 13 is a side view showing the supporting state, and FIG. 14 is a rear view showing the structure of the hanging hook.
As shown in FIG. 4 and FIG. 12 to FIG. 14, a hanging hook 50 is arranged on the luggage compartment side wall 29 directly above the accommodation recess 33 a in the cover member 33.
The hanging hook 50 includes a hook-shaped hook portion 50A and a hook base portion 50B embedded in the cargo compartment side wall portion 29 while supporting the hook portion 50A so that it can be put in and out.

In this embodiment, a hook storage box 51 is embedded and fixed in the rear side trim 28 immediately above the storage recess 33a, and a wall portion 51a on the outer side in the vehicle width direction of the hook storage box 51 is supported by a vehicle body panel (not shown). The opening of the storage box 51 is opposed to the luggage compartment 21.
As shown in FIGS. 4 and 14, the above-described hanging hook 50 is provided in the hook base 50 </ b> B or the hook storage box 51 through a support shaft 52 that is oriented in a substantially horizontal direction (vehicle longitudinal direction). The suspension hook 50 is supported so as to be able to rotate between a use state of the hanging hook 50 and a non-use state (hook storage state) indicated by a virtual line α in FIG.

  In the hook storage state indicated by the phantom line α in FIG. 14, the cargo compartment facing surface 50b of the hook base 50B does not protrude from the hook storage box 51 to the cargo compartment side, and the cargo compartment side opening end of the hook storage box 51 In the hook use state shown in a solid line in FIG. 14, the hook portion 50A protrudes from the luggage compartment side opening end of the hook storage box 51 to the cargo compartment 21 side, and the hook portion 50A The base end portion 50a is in contact with the lower lip of the hook storage box 51, and is configured to prevent the hook 50 from over-rotating even when a bag X (see FIG. 4) described later is hooked.

The above-described hanging hook 50 suspends and supports a bag X such as a shopping bag or a handbag shown in FIG. 4, or lifts the rear end of the floor board 25 when accessing the partition tray 40 as shown in FIG. In the case where the floor board 25 is held in an inclined state of a front, low, and high shape, the back recess 25a of the floor board 25 is supported.
Although only the hanging hook 50 on the right side of the vehicle is shown in the drawing, the hanging hook 50 and the elements 28a and 33 having a substantially symmetrical structure are also provided on the left side of the vehicle.

  Under the hook use state shown by the solid line in FIG. 14, the distance in the vehicle width direction between the left and right hook bases 50B, 50B is set to be larger than the width in the vehicle width direction of the floor board 25 and protrudes toward the vehicle interior. The distance in the vehicle width direction between the left and right hook portions 50A, 50A is set to be smaller than the width in the vehicle width direction of the floor board 25. The left and right hook portions 50A, 50A projecting toward the interior of the vehicle interior. Is configured to be held in an inclined shape as shown in FIGS.

As shown in FIG. 4, when the bag X is suspended and supported by the hook portion 50 </ b> A of the hanging hook 50, the bag X is accommodated in the accommodating recess 33 a of the cover member 33 positioned directly below the hanging hook 50. At the same time, when the contents in the bag X are large, a part of the bag X is placed on the upper surface of the extended portion 33b of the cover member 33 as shown in FIG. The bag X can be stably supported, and the space of the storage recess 33a and the side recess 28a is effectively used.
In the figure, arrow F indicates the front of the vehicle, arrow R indicates the rear of the vehicle, arrow IN indicates the inward in the vehicle width direction, arrow OUT indicates the outward in the vehicle width direction, and arrow UP indicates the upper side of the vehicle. Indicates.

  As described above, the cargo compartment structure of the automobile of the above embodiment includes a rear floor 2 in which the housing recess 3 is formed at the center, rear side frames 4 and 4 extending in the vehicle front-rear direction on the left and right of the rear floor 2, and A cover member 33 that has a vehicle body recess 10 formed on the vehicle exterior side of the rear side frame 4, closes the upper side of the vehicle body recess 10, and bottoms on the upper part of the rear side frame 4 is provided on each of the left and right sides. The board mounting portion 33d for mounting the left and right ends of the flat floor board 25 forming the bottom of the luggage compartment 21 at a position directly above the rear side frame 4 and the floor board 25 mounted on the board mounting portion 33d. Peripheral upper surface portions 33e, 33f, and 33g whose height substantially coincides with the upper surface portion of the rear floor 2, and the upper end portion 40a of the receiving recess 3 of the rear floor 2 is the lower surface portion of the floor board 25 In which a partition member that al apart (see partition tray 40) is installed (FIGS. 1, 2, 3, see FIG. 5).

According to this configuration, the cover member 33 that closes the upper portion of the vehicle body recess 10 and is attached to the upper portion of the rear side frame 4 is provided, and the board mounting portion 33d is provided at a position directly above the rear side frame 4 of the cover member 33. Since a partition member (partition tray 40) whose upper end portion 40a is spaced from the lower surface of the floor board 25 is installed in the housing recess 3 of the rear floor 2, when supporting the load of the floor board 25 on the left and right, The board mounting portion 33d of the cover member 33 that closes the floor can receive the load of the floor board 25, eliminates the conventional strong molding tray, and provides a partition member (partition tray 40) having a partition function equivalent to that of the molding tray. Installed in the housing recess 3 of the rear floor 2 to reduce the weight of the interior of the luggage compartment, mainly using the central partition member (see partition tray 40) It can be realized.
The rear side frame 4 has an upward projection (see the rear side frame upper 5) protruding above the rear floor 2, and the cover member 33 is an upward projection (rear side frame upper 5) of the rear side frame 4. The vehicle body recess 10 in which the extractor opening 30 is provided and the housing recess of the rear floor 2 in cooperation with the support leg 33h that is attached to the bottom of the rear side frame 4 and the upper protrusion (rear side frame upper 5) of the rear side frame 4. 3 (see FIGS. 3, 5, and 6).

According to this configuration, the cover member 33 walks up and down from the upper convex portion (rear side frame upper 5) of the rear side frame 4 to form the wall portion Z, so that the extractor opening 30 can be formed without providing another member. It is possible to block the transmission of the noise in the vehicle body recess 10 serving as the sound source to the center portion of the rear floor.
Further, a seat (see the rear seat 24) on which the seat back 23 can fall forward is installed in front of the luggage compartment 21, and the height of the upper surface portion is between the seat back 23 and the floor board 25 that have fallen down. A lifting member 41 that is substantially continuous with these is installed, and a step-shaped board front mounting portion 41 b for mounting the front end portion of the floor board 25 is provided at the rear end portion of the lifting member 41. (See FIG. 2).

According to this configuration, in addition to the structure in which the left and right ends of the floor board 25 are received by the rear side frame 4 via the board mounting portion 33 d of the cover member 33, the board front mounting portion at the rear end portion of the raising member 41. Since the front end portion of the floor board 25 is received by 41b and the load can be supported in front of the floor board 25, the deflection of the floor board 25 can be reduced.
When the rear end of the floor board 25 is pulled upward to access the partition member (see the partition tray 40) in the housing recess 3 of the rear floor 2, the stepped board front mounting portion 41b at the rear end of the raising member 41 is provided. Therefore, the floor board 25 can be pulled up smoothly.
Furthermore, a rear end member 12 extending in the vehicle width direction is provided at the rear portion of the rear floor 2, a bracket 15 protruding forward is provided on the rear end member 12, and the bracket 15 serves as a rear end of the floor board 25. Board rear end support portion 15a for supporting the load of the portion (see FIG. 2).

According to this configuration, since the board rear end support portion 15a is provided in addition to the stepped board front placement portion 41b described above, the load can be supported on the front, rear, left and right of the floor board 25, and the floor. By aligning the front and rear sides and the left and right sides of the board 25 with the left and right board placement portions 33d, the board front placement portion 41b, and the board rear end support portion 15a, the floor board 25 is reliably positioned. be able to.
Further, as disclosed in the above embodiment, a separate floor board 25 is installed above the rear floor 2 to form a flat cargo compartment floor portion 26, and the rear wheel house 27 and the rear side panel outer 9 behind it are connected to each other. A luggage compartment side wall 29 is formed by the covering rear side trim 28, and a vehicle body recess 10 is formed behind the rear wheel house 27 and outside the rear side frame 4, and adjacent to the vehicle outside of the floor board 25. A cover member 33 that shields the space above the vehicle body recess 10 is installed, and the cover member 33 has a storage recess 33a having a bottom lower than the height of the cargo compartment floor portion 26 formed by the floor board 25, When the hanging hook 50 is installed on the luggage compartment side wall 29 directly above the storage recess 33a, the following effects are obtained.

  That is, in the space immediately after the rear wheel house 27, in order from the bottom, a housing portion in the vehicle body recess 10 that accommodates items that are not normally used (such as those that are not frequently used) such as jacks 32, small items that are easy to roll, and other luggage are placed. When the storage recess 33a of the cover member 33 to be stored, a shopping bag, a handbag or the like is hung on the hanging hook 50, the lower portion of the bag coincides with the storage recess 33a and is stored stably or expanded in the height direction. As a load suspension that can be used, it can be used in the vertical direction and according to the nature of the stored load, and the convenience and versatility of space use immediately after the rear wheel house 27 can be increased.

In the correspondence between the configuration of the present invention and the above-described embodiment,
The vehicle body rear floor pan of the present invention corresponds to the rear floor 2 of the embodiment,
Similarly,
The vehicle body rear side frame corresponds to the rear side frame 4,
The upper convex part corresponds to the rear side frame upper 5,
The vehicle body rear end member corresponds to the rear end member 12,
The seat corresponds to the rear seat 24,
The partition member corresponds to the partition tray 40,
The present invention is not limited to the configuration of the above-described embodiment.

  As described above, the present invention relates to a vehicle luggage compartment including a vehicle body rear floor pan having a housing recess formed in the center and a vehicle body rear side frame extending in the vehicle front-rear direction on the left and right sides of the rear floor pan. Useful for structure.

2 ... Rear floor (Body rear floor pan)
3 ... Receiving recess 4 ... Rear side frame (car body rear side frame)
5 ... Rear side frame upper (upward convex part)
10. Car body recess 12 ... Rear end member (car body rear end member)
15 ... Bracket 15a ... Board rear end support part 21 ... Cargo compartment 23 ... Seat back 24 ... Rear seat (seat)
25 ... floor board 30 ... extractor opening 33 ... cover member 33d ... board mounting portions 33e, 33f, 33g ... peripheral upper surface portion 33h ... support leg 40 ... partition tray (partition member)
40a ... Upper end 41 ... Raising member 41b ... Board front placement part Z ... Wall part

Claims (4)

A vehicle body rear floor pan with a housing recess formed in the center;
A vehicle body rear side frame extending in the vehicle longitudinal direction on the left and right sides of the rear floor pan, and a vehicle body recess formed on the vehicle outer side of the rear side frame,
Cover members that close the upper part of the vehicle body recess and bottom the upper part of the rear side frame are provided on the left and right sides, respectively.
The cover member includes a board placement portion for placing left and right ends of a flat floor board that forms the bottom of the cargo compartment at a position directly above the rear side frame;
The upper surface portion of the floor board placed on the board placement portion has a peripheral upper surface portion whose height substantially matches,
A cargo compartment structure for an automobile, wherein a partition member having an upper end spaced apart from a lower surface portion of the floor board is installed in a housing recess of the vehicle body rear floor pan. The rear side frame has an upper convex portion protruding above the rear floor pan,
The cover member includes a support leg that bottoms on the upper convex portion of the rear side frame,
The vehicle load according to claim 1, further comprising a wall portion that cooperates with the upper convex portion of the rear side frame to partition the vehicle body concave portion provided with the extractor opening and the housing concave portion of the rear floor pan. Chamber structure. A seat that allows the seat back to fall forward is installed in front of the cargo compartment,
Between the overlaid seat back and the floor board, a raising member whose upper surface portion is substantially continuous with these is installed,
The cargo compartment structure for an automobile according to claim 1 or 2, wherein a stepped board front mounting portion for mounting the front end portion of the floor board is provided at a rear end portion of the raising member. A vehicle body rear end member extending in the vehicle width direction is provided at the rear of the vehicle body rear floor pan,
A bracket projecting forward is provided on the rear end member of the vehicle body,
4. The cargo compartment structure for an automobile according to claim 3, wherein the bracket has a board rear end support portion for supporting a load at a rear end portion of the floor board.

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