JP2004147728A - Structure of vehicle seat with under box - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve the appearance quality of a seat in which an under box is provided below a seat cushion and the seat cushion is attached so as to spring up to a side frame. <P>SOLUTION: The under box 1 is disposed between left and right side frames 22 and a cover member 4 is attached to the outer side of the under box 1. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a structure of a vehicle seat such as an automobile having an underbox for storing luggage below a seat cushion.
[0002]
[Prior art]
A conventional car seat has a slide rail attached to the bottom of the seat cushion to adjust the front-rear position of the seat, and a reclining device is attached to the rear side of the cushion frame that constitutes the seat cushion. Are connected to be tiltable.
[0003]
In order to prevent the reclining device, the cushion frame, and the slide rail from being exposed, a cover member that covers the reclining device and the like is attached to the outside of the cushion frame (see Patent Document 1).
[0004]
[Patent Document 1] JP-A-2000-16134 (FIGS. 8 and 9).
[0005]
[Problems to be solved by the invention]
By the way, the seat cushion is separate from the side frame, and the seat cushion is mounted on the front end of the side frame so that the seat cushion can be lifted upright, and an underbox for luggage storage is arranged between the left and right side frames. Then, it is necessary to assemble the seat cushion so that the seat cushion does not contact the cover member. Therefore, the cover member must be attached to the side frame such that a certain gap is formed between the left and right outer surfaces of the seat cushion and the cover member.
[0006]
Therefore, the article falls into the gap between the cover member and the outer surface of the seat cushion. Further, there is a problem that the internal structure is visually recognized from the gap, and the appearance quality of the sheet is impaired.
[0007]
Accordingly, an object of the present invention is to improve the appearance quality of a seat in such a vehicle seat in which a seat cushion is pivotally mounted on a side frame and an underbox is provided between left and right side frames. I do.
[0008]
[Means for Solving the Problems]
In order to achieve the above object, the structure of the vehicle seat with an underbox according to the present invention includes a pair of left and right sides that are integrally fastened to upper rails of a pair of left and right slide rails mounted on a vehicle floor side and provided with a reclining device on a rear side. A frame, a seat cushion pivotally attached to the front end portions of the two side frames so as to be rotatable in the front-rear direction, and mounted so as to be able to jump up in a standing state, and provided under the seat cushion and between the two side frames. And a cover member attached to the outside of the underbox to cover the side frame and the reclining device.
[0009]
With the above configuration, since the cover member is attached to the underbox side laid between the left and right side frames, the upper portions of the left and right side frames are covered with the underbox, and the lower portion of the underbox, the slide rail, and the reclining device are covered. It is covered with a member. Therefore, since the side frame, the slide rail, and the reclining device are covered with the cover member and the underbox, the appearance quality of the seat can be improved.
[0010]
Further, by providing a frame storage portion for storing the upper portion of the side frame at both left and right ends of the under box, the cover member of the side frame can be integrally formed with the under box. It becomes a mounting member for the side frame of the box.
[0011]
Further, by providing a housing portion for housing the left and right lower end portions of the seat cushion outside the frame storage portion, the left and right lower end portions of the seat cushion are housed in the housing portion of the under box, so that the appearance quality of the seat is further improved. improves.
[0012]
In addition, the formability of the underbox with the hooking portion can be improved by integrally providing the hooking portion for hooking the inside of the cover member outside the housing portion.
[0013]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
1 and 2 show a state where the seat (passenger seat) can be used as a seat, and FIG. 3 shows a state where the seat cushion SC is lifted up in a standing state with its front portion as a rotation center.
[0014]
As shown in FIG. 2, an under box 1 shown in FIGS. 4 and 5 is provided below the seat cushion SC, and the under box 1 is configured to be able to store luggage.
[0015]
The inside of the under box 1 is partitioned into two upper and lower sections by partition plates 15 and 16. In the figure, a indicates a lower storage space portion, B indicates an upper storage space portion, and the partition plate 15 is folded with respect to the partition plate 16. The partition plate 16 is foldably connected to the front plate 17.
[0016]
The above-described seat cushion SC is connected to the frame structure 2 so as to be able to jump up. The frame structure 2 includes left and right side frames 22, an upper rail 21 of a slide rail for integrally fastening the side frames 22, and An upper rail 21 is slidably fitted in the front-rear direction and is fixed to the vehicle floor side. The lower rail 20 is fixed to the left and right side frames 22. Thus, the seat back SB shown in FIGS. 1 and 2 is connected to be tiltable.
In the figure, reference numeral 43 denotes an operation lever of the reclining device.
[0017]
The left and right side frames 22, 22 are integrally connected by a front connection rod 23 and a rear connection rod 25. Inside both side frames 22, a bracket 26 for fastening the bottom rear side of the under box is provided. Welded.
[0018]
Then, connecting pieces 24, 24 are integrally fixed to the front connecting rod 23, and the front bottom of the underbox 1 is fastened to the connecting pieces 24, 24, and the seat cushion SC is connected.
[0019]
The seat cushion SC has a configuration in which a pad 38B made of a foam is placed on a bottom plate 38C from a rigid plate and these are covered with a skin material 38A. A pair of left and right brackets 30, 30 are fixed to the front left and right sides of the bottom plate 38C. A connection shaft 31 is provided between the two brackets 30 and 30 and is rotatably connected to the connection shaft 31. Accordingly, the seat cushion SC is mounted so as to be able to jump up about the connection shaft 31 as a center of rotation, and the connection shaft 31 is provided with fixing pieces 35, 35 which are integrally fastened to the connection pieces 24, 24.
[0020]
The seat cushion SC is raised and used when the locking claws 34 provided on the brackets 30 and 30 engage with the lock pieces 32 and 32 fixed to the brackets 30 and 30 of the connection shaft 31. By holding (locking) the state and pulling the strap 37 provided on the rear side of the upper surface of the seat cushion SC, the release plate 33 is pulled via the wires 36, 36, and the locking claw 34 is disengaged from the locking piece 32. The lock is released by pivoting in the direction.
[0021]
The underbox 1 is made of a synthetic resin in a form as shown in FIGS. 4 and 5, and is bridged below the seat cushion SC and between the left and right side frames 22, 22, as shown in FIG.
[0022]
The underbox 1 is formed by integrally forming a U-shaped frame storage unit 12 having a main body 10 formed in an open top box shape and having openings 12A facing downward at both left and right ends of an opening of the main body 10. The upper portions of the side frames 22, 22 are configured to be stored.
[0023]
A U-shaped housing 13 having an opening 13A facing upward is provided outside the frame housing 12, and the lower right and left lower ends 39, 39 of the seat cushion SC are provided in the housing 13 as shown in FIG. Are formed so as to be accommodated.
[0024]
Therefore, as shown in FIG. 3, when the seat cushion SC is flipped up, the side frames 22, 22 are covered by the frame storage portion 12 of the under box 1 and are not exposed to the outside.
[0025]
In the use state of the seat cushion SC shown in FIG. 1, the left and right lower end portions 39 of the seat cushion SC are accommodated in the accommodating portion 13 of the underbox 1, and therefore do not protrude outward, and Appearance quality can be improved.
[0026]
A projecting piece 14A, which is partially cut out and protrudes outward in a substantially horizontal shape, is formed on the outside of the above-mentioned accommodating section 13, and the hooking section 14 formed of a pin is placed on the projecting piece 14A so as to face upward. The cover member 4 is formed so as to be protruded so that the cover member 4 can be hooked on the hook portion 14.
[0027]
A substantially horizontal extending portion 17 is formed at the front opening edge of the main body 10, and covers the front connecting rod 23, the lock piece 32, and the like when the seat cushion SC is jumped up by the extending portion 17. Thus, the appearance quality of the sheet when jumping up is improved.
[0028]
In the figure, 17A, 17A are concave grooves for accommodating the brackets 30, 30, 18 and 18 project above the left and right side plates 10A, 10A of the main body 10, and have vertical portions 18A, 18A, 18A is a latching projection for latching the cover member 4, 18B is a rear projection integrally formed with the rear side plate of the main body 10, and the left and right vertical portions 18, 18 are integrally formed at both left and right ends, and 19, 19 are vertical. The locking projections extending from the rear ends of the portions 18 and 18 and locking the rear connecting rod 25 from above are shown, respectively.
[0029]
Then, the opening of the main body 1 is closed by the partition plates 15 and 16, and by pulling a handle 15A provided on the partition plate 15, the partition plate 15 is lifted upward and the main body 1 is opened. Is configured.
[0030]
As shown in FIGS. 1 to 3, the cover member 4 is formed of a synthetic resin to have a size that covers the rear portions of the side frames 22, 22 from the rear portion of the underbox 1 to the lower rail of the slide rail. Is provided with an annular stop ring that is hooked on the hook portion 14 of the underbox 1 and an engaging portion (not shown) that hooks the hook protrusions 18A, 18A.
[0031]
Therefore, as shown in FIG. 1, in the use state of the seat cushion SC and the jumping state shown in FIG. 3, the cover 13 covers the housing portion 13 and the like of the under box 1, so that the appearance quality of the seat can be improved.
[0032]
【The invention's effect】
ADVANTAGE OF THE INVENTION According to this invention, in order to cover a side frame with an underbox and a cover member in the seat which rotatably attached to the front part of the left and right side frames and which mounted the seat cushion so that it can jump up in an upright manner. The appearance quality of the sheet can be improved.
[0033]
Further, the upper portion of the side frame is completely covered by the frame storage portion provided in the under box. In addition, since the underbox is erected on the left and right side frames by the frame storage unit, the mounting property of the underbox is improved.
[0034]
Further, since the left and right lower end portions of the seat cushion are accommodated in the accommodation portion of the under box, the appearance quality of the seat can be further improved.
[0035]
In addition, since the cover member is hung on the underbox side, the mountability of the cover member is improved, and the seat frame structure is completely covered with the underbox and the cover member. The appearance quality of the sheet when raised is good.
[Brief description of the drawings]
FIG. 1 is a perspective view showing a use state of a seat.
FIG. 2 is a sectional view taken along line II-II of FIG.
FIG. 3 is a perspective view showing a state in which a seat cushion is jumped up.
FIG. 4 is an exploded perspective view.
FIG. 5 is a sectional view taken along line VV of FIG. 4;
[Explanation of symbols]
SC Seat cushion 1 Under box 4 Cover member 12 Frame storage unit 13 Storage unit 14 Hanging unit 21 Upper rail 22 of slide rail Side frame 22 Side frame

Claims (4)

A pair of left and right side frames that are integrally fastened to an upper rail of a pair of left and right slide rails attached to a vehicle floor side and provided with a reclining device on a rear side;
A seat cushion which is attached to the front ends of the two side frames so as to be rotatable in the front-rear direction and can be lifted up in an upright manner;
An underbox extending below the seat cushion and between the side frames,
A structure of a vehicle seat with an under box, comprising a side frame and a cover member for covering the reclining device, which is attached to the outside of the under box. The structure of a vehicle seat with an under box according to claim 1, wherein a frame storage portion for storing an upper portion of the side frame is provided at both left and right ends of the under box. 3. The structure of a vehicle seat with an underbox according to claim 2, wherein a housing portion for housing left and right lower end portions of the seat cushion is provided outside the frame storage portion. 4. The structure of a vehicle seat with an underbox according to claim 3, wherein a hook portion for hooking the inside of the cover member is integrally provided outside the housing portion.

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