JP4167510B2 - Storage structure for vehicle seat - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a vehicle seat storage structure in which a rear row seat including a seat cushion and a seat back is stored in a seat storage chamber below a floor of a cargo compartment.
[0002]
[Prior art]
The structure which accommodates the back row sheet | seat of a motor vehicle under the luggage compartment floor is well-known from the following patent documents 1-4.
[0003]
In Patent Document 1, the seat back of the rear row seat is tilted forward and superimposed on the upper surface of the seat cushion, and the seat cushion and the seat back are swung backward integrally with the rear end portion of the seat cushion as a fulcrum. It is made to store in a sheet storage room.
[0004]
Patent Documents 2 and 3 describe that the seat backs of the rear row seats are reclined rearward and connected flatly to the rear part of the seat cushions, and the upper surfaces of the seat cushions and the seat backs are covered with a board. It is designed to constitute the floor surface.
[0005]
Further, in Patent Document 4, the seat cushion of the rear row seat is supported on the floor via the link mechanism, the seat cushion is moved forward and downward by the link mechanism, and then the seat back is reclined rearward. It connects flatly to the rear part of a cushion, and covers the upper surface of a seat cushion and a seat back with a board, and comprises the floor surface of a luggage compartment.
[0006]
[Patent Document 1]
Japanese Patent Laid-Open No. 10-119613
[Patent Document 2]
Japanese Patent Laid-Open No. 10-287159
[Patent Document 3]
Japanese Patent Laid-Open No. 62-194948
[Patent Document 4]
JP-A 63-663339
[Problems to be solved by the invention]
By the way, since what is described in Patent Document 1 is stored in the seat storage chamber in a state where the seat cushion and the seat back are overlapped, the height of the seat storage chamber is increased. of the reduction or minimum ground clearance there is a problem or to decrease.
[0011]
The one described in Patent Documents 2 and 3, by reclining the seat back behind it only the rear row seat flat, for rear seat itself is not shall be moved downward, the luggage compartment height There was a problem that it could not be increased.
[0012]
Also those described in Patent Document 4, since moving the seat cushion of the rear row seat in front of the seat back in the opposite direction for accommodating the sheet storage chamber, workability require great force to move the seat cushion There was a problem of being bad.
[0013]
The present invention has been made in view of the above circumstances, and has a vehicle seat storage structure that can ensure both the height of the luggage compartment and the minimum ground clearance, and can store the seat with a light force. The purpose is to provide.
[0014]
[Means for Solving the Problems]
To achieve the above object, according to the first aspect of the present invention, a vehicle seat storage structure for storing a rear row seat having a seat cushion and a seat back in a seat storage chamber below the rear cargo compartment floor. The front luggage compartment floor connected to the front of the rear luggage compartment floor is provided one step higher than the upper surface of the side sill, and the upper surface of the side sill on the side of the front luggage compartment floor. The upper end of the front link pivotally supported at the lower end and the upper end of the rear link pivotally supported at the lower end of the side wall of the seat storage chamber are pivotally supported by the seat bases of the rear row seats via fulcrum pins, respectively. the side walls of the sheet storage chamber, have arcuate groove is formed to fulcrum pin of the upper end does not interfere with its sidewall when the front link and the rear link are laid down rearward and downward, sea It said front link and rear link in a state of being substantially horizontal reclining seat back with respect to cushion by defeating the rear downward, the seat cushion and the seat back are turned so that is accommodated in the sheet accommodating chamber, A vehicle seat storage structure is proposed in which the rear bottom wall of the seat storage chamber facing the seat back is inclined so that the rear side becomes higher.
[0015]
According to the above configuration, the seat cushion of the rear row seat and the seat back reclining substantially horizontally are stored in the seat storage chamber by tilting the front link and the rear link that support the seat cushion to the vehicle body downward and downward. As compared with the case where the seat cushion and the seat back are stored in an overlapped state, the height of the seat storage chamber can be reduced, and both the minimum ground height of the seat storage chamber and the height of the luggage compartment can be ensured. In addition, since the rear bottom wall of the seat storage room is inclined so that the rear side becomes higher, the rear bottom wall of the seat storage room effectively rubs the road surface when the vehicle approaches an uphill from a flat road. Can be prevented. Moreover, when the rear row seats are stored in the seat storage chamber, the front link and the rear link are tilted rearward and downward, so that the front link and the rear link can be tilted with a light force with the help of the weight of the seat back.
[0016]
According to the invention described in claim 2, in the vehicle seat storage structure according to claim 1, the rear cargo compartment floor is disposed behind the front left and right floor plates and the arc groove. The rear left and right floor plates are pivotally supported by the vehicle body via hinges on both left and right edges, and the front left and right floor plates slide rearward to A storage structure for a vehicle seat characterized in that it can be overlaid on a floor board is proposed.
[0017]
According to the said structure, the opening part of a sheet | seat storage chamber can be opened and closed by a rear luggage compartment floor. Therefore, when the rear row sheet is in use, the empty sheet storage chamber can be used as an article storage chamber.
[0018]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described based on examples of the present invention shown in the accompanying drawings.
[0019]
1 to 9 show an embodiment of the present invention. FIG. 1 is a view showing a front row seat and a rear row seat of an automobile, FIG. 2 is a view showing a use state of the rear row seat of the automobile, and FIG. FIG. 4 is a sectional view taken along line 4-4 in FIG. 2, FIG. 5 is a sectional view taken along line 5-5 in FIG. 2, FIG. 6 is a sectional view taken along line 6-6 in FIG. FIG. 8 is a sectional view taken along line 7-7 in FIG. 3, FIG. 8 is a view showing the opening / closing structure of the rear cargo compartment floor, and FIG.
[0020]
As shown in FIG. 1, the automobile includes a front row seat Sf and a rear row seat Sr, the front row seat Sf includes a seat cushion 11, a seat back 12, and a headrest 13, and the rear row seat Sr includes a seat cushion 14, a seat back 15, and A headrest 16 is provided. Lower ends of the seat backs 12 and 15 of the front row seat Sf and the rear row seat Sr are pivotally supported by pivots 17 and 18 at the rear ends of the seat cushions 11 and 14, respectively. The seat backs 12 and 15 are reclining levers 36 and 37, respectively. It is possible to recline backward by operating.
[0021]
A luggage compartment 19 for loading luggage is formed at the rear of the rear row seat Sr. When a large or large quantity of luggage is loaded, the rear row sheet Sr is placed in a sheet storage chamber 20 formed below the luggage compartment 19. By storing, the volume of the luggage compartment 19 can be expanded.
[0022]
As shown in FIGS. 2 to 7, a front cargo compartment floor 22 that is one step higher than the upper surface of the side sill 21 is provided below the rear row seat Sr, and is supported by a bracket 23 provided on the upper surface of the side sill 21. The lower end of the front link 25 is pivotally supported via the pin 24. Further, the lower end of the rear link 27 is pivotally supported on the side wall 20 a of the sheet storage chamber 20 via a fulcrum pin 26. The upper ends of the front link 25 and the rear link 27 are pivotally supported on the seat base 30 of the rear row seat Sr via fulcrum pins 28 and 29, respectively. A pair of the front link 25 and the rear link 27 is provided on both the left and right sides of the rear row sheet Sr.
[0023]
A coil spring 31 is disposed around a fulcrum pin 24 that supports the lower end of the front link 25 to the bracket 23, and the front link 25 is urged by the coil spring 31 in a standing direction. The lock pin 32 supported so as to be able to advance and retreat on the upper end of the bracket 23 on the left side of the vehicle body opposes the pin hole 25a formed in the front link 25, and the lock pin 32 engages with the pin hole 25a. Thus, the front link 25 is constrained to the standing posture, and the rear row seat Sr is locked in the use state. Then, by operating a lock release lever 33 provided at the front end of the seat cushion 14, the lock pin 32 is detached from the pin hole 25a through an interlocking mechanism (not shown), and the front link 25 and the rear link 27 are moved rearward and downward. It is possible to surrender.
[0024]
When the front link 25 and the rear link 27 are laid down rearward and downward, the fulcrum pins 28 and 29 at the upper ends of the front link 25 and the rear link 27 do not interfere with the side wall 20a of the sheet storage chamber 20 on the side wall 20a. Arc grooves 20b and 20c are formed.
[0025]
Among the seat storage chambers 20 for storing the rear row seats Sr, the front bottom wall 20d for supporting the relatively thick seat cushion 14 is horizontal, but the rear bottom wall 20e for supporting the relatively thin seat back 15 is The front bottom wall 20d is inclined rearward and upward from the rear end.
[0026]
The rear cargo compartment floor 34 connected to the rear of the front cargo compartment floor 22 also serves as an opening / closing lid of the sheet storage chamber 20, and is composed of four floor plates 34a, 34b, 34c, 34d. The two front floor plates 34a, 34b can slide rearward and overlap the two rear floor plates 34c, 34d, and the two rear floor plates 34c, 34d are hinges on both left and right edges. It is pivotally supported by the car body via 35. As is apparent from FIG. 2, the rear floor plates 34c and 34d are arranged behind the arc grooves 20b and 20c.
[0027]
Next, the operation of the embodiment of the present invention having the above configuration will be described.
[0028]
When a large load or a large amount of load is loaded in the luggage compartment 19, it is necessary to store the rear row sheet Sr in the sheet storage compartment 20 formed below the luggage compartment 19, and for this purpose, the rear cargo compartment floor 34 is first opened. To do. That is, as shown in FIG. 6, FIG. 8, FIG. 9 (a) and FIG. 9 (b), the two front floor plates 34a, 34b are slid rearward to form the two rear floor plates 34c, after superimposed to 34d, the left side of the two-ply floor plate 34a, 34c and splashed on the left about the hinge 35, on the right side the right side of the two-ply floor plate 34b, the 34d around the hinge 35, 35 The sheet storage chamber 20 is opened by flipping up.
[0029]
Next, the seat back 15 is reclined rearward by pulling the reclining lever 37 of the rear row seat Sr, and is brought into a substantially horizontal posture so as to continue to the rear of the seat cushion 14 (see the chain line in FIG. 2). Subsequently, the lock pin 32 is detached from the pin hole 25 a of the front link 25 by operating the lock release lever 33 provided at the front end of the seat cushion 14. Subsequently, the seat cushion 14 and the seat back 15 are accommodated in the seat storage chamber 20 by tilting the front link 25 and the rear link 27 rearward and downward against the elastic force of the coil spring 31 (FIG. 9). (See (c)). At this time, the fulcrum pins 28 and 29 that pivotally support the upper ends of the front link 25 and the rear link 27 to the seat base 30 are fitted in the arc grooves 20b and 20c of the side wall 20a of the sheet storage chamber 20, and are connected to the side wall 20a. Interference is avoided.
[0030]
When the rear row sheet Sr is stored in the sheet storage chamber 20 in this way, the left two-layer floor plates 34a and 34c and the right two-layer floor plates 34b and 34d in the standing posture are connected to the hinge 35. ... The rear cargo room floor 34 is formed by sliding the front two floor plates 34a and 34b forward relative to the two rear floor plates 34c and 34d by tilting them horizontally. The opening of the storage chamber 20 can be closed (see FIGS. 3 and 7).
[0031]
When the rear row sheet Sr is returned from the housed state of FIG. 3 to the used state of FIG. 2, the above procedure may be performed in reverse. In this process, when the front link 25 and the rear link 27 are erected forward and upward, the elastic force of the coil spring 31 acts so as to urge the front link 25 in the erection direction. Can be returned to the use state.
[0032]
As described above, the seat cushion 14 and the seat back 15 are not stacked, but the seat cushion 14 and the seat back 15 are stored in the seat storage chamber 20 in a flat developed state. It is possible to reduce the maximum height of the cargo compartment 19 and to secure the minimum ground clearance of the sheet storage chamber 20. Further, when the rear row sheet Sr is stored in the sheet storage chamber 20, the front link 25 and the rear link 27 are tilted rearward and downward, so that the front link 25 and the rear link 27 can be moved with a light force with the help of the weight of the seat back 15. Can be defeated.
[0033]
In addition, since the rear bottom wall 20e of the seat storage chamber 20 is inclined rearward and upward, when the vehicle approaches an uphill from a flat road, coupled with the increase in the minimum ground clearance, the rear bottom wall 20e. Can be reliably prevented from rubbing the road surface. When the rear row sheet Sr is in use, the empty sheet storage chamber 20 can be used as an article storage chamber.
[0034]
As mentioned above, although the Example of this invention was explained in full detail, this invention can perform a various design change in the range which does not deviate from the summary.
[0035]
For example, in the embodiment, a two-row seat vehicle is illustrated, but the present invention can also be applied to a vehicle including a central row seat between the front row seat Sf and the rear row seat Sr.
[0036]
【The invention's effect】
As described above, according to the first aspect of the present invention, the seat cushion of the rear row seat and the seat back that is reclined substantially horizontally, the front link and the rear link that support the seat cushion on the vehicle body are rearward and downward. Since the seat is stored in the seat storage room when it is tilted down, the height of the seat storage room is reduced compared with the case where the seat cushion and the seat back are stored in an overlapped state. Both can be secured. In addition, since the rear bottom wall of the seat storage room is inclined so that the rear side becomes higher, the rear bottom wall of the seat storage room effectively rubs the road surface when the vehicle approaches an uphill from a flat road. Can be prevented. Moreover, when the rear row seats are stored in the seat storage chamber, the front link and the rear link are tilted rearward and downward, so that the front link and the rear link can be tilted with a light force with the help of the weight of the seat back.
[0037]
According to the second aspect of the present invention, since the rear cargo room floor also serves as an opening / closing lid for the sheet storage chamber, when the rear row seat is in use, an empty sheet storage chamber is used for storing articles. Can be used as a room.
[Brief description of the drawings]
FIG. 1 is a diagram showing a front row seat and a rear row seat of an automobile. FIG. 2 is a diagram showing a usage state of a rear row seat of an automobile. FIG. 3 is a diagram showing a storage state of a rear row seat of an automobile. Sectional view taken along line -4 [Fig. 5] Sectional view taken along line 5-5 in Fig. 2 [Fig. 6] Sectional view taken along line 6-6 in Fig. 2 [Fig. 7] Sectional view taken along line 7-7 in Fig. 3 [Fig. The figure which shows the opening and closing structure of the room floor [Figure 9] The action explanation figure at the time of storing the back row seat
14 Seat cushion 15 Seat back 20 Seat storage room
20a side wall
20b, 20c Arc groove 20e Rear bottom wall
21 Side sill
22 front luggage compartment floor 25 front link 27 rear link
28, 29 fulcrum pin
30 the seat base 34 rear baggage compartment furo A
34a, 34b, 34c, 34d Floor board
35 Hinge Sr Rear row seat

Claims (2)

In the vehicle seat storage structure in which the rear row seat (Sr) including the seat cushion (14) and the seat back (15) is stored in the seat storage chamber (20) below the rear cargo floor (34).
Below the rear row seat (Sr) , a front cargo compartment floor (22) connected to the front of the rear cargo compartment floor (34) is provided one step higher than the upper surface of the side sill (21),
On the side of the front cargo floor (22), the upper end of the front link (25) whose lower end is pivotally supported on the upper surface of the side sill (21) and the lower end on the side wall (20a) of the seat storage chamber (20). The upper end of the pivoted rear link (27) is pivotally supported on the seat base (30) of the rear row seat (Sr) via the fulcrum pins (28, 29), respectively.
On the side wall (20a) of the sheet storage chamber (20), when the front link (25) and the rear link (27) lie down rearward and downward, the upper fulcrum pins (28, 29) are connected to the side wall (20a). Arc grooves (20b, 20c) that prevent interference are formed,
By tilting the front link (25) and the rear link (27) downward and rearward with the seat back (15) reclining substantially horizontally with respect to the seat cushion (14), the seat cushion (14) and the seat back (15) is turned so that is accommodated in the sheet accommodating chamber (20),
A vehicle seat storage structure, wherein a rear bottom wall (20e) of the seat storage chamber (20) facing the seat back (15) is inclined so that a rear side is raised. The storage structure for a vehicle seat according to claim 1,
The rear cargo compartment floor (34) includes front left and right floor plates (34a, 34b) and rear left and right floor plates (34c, 34d) disposed rearward of the circular arc grooves (20b, 20c). The rear left and right floor plates (34c, 34d) are pivotally supported by the vehicle body via left and right side hinges (35 ...), and the front left and right floor plates (34a, 34b) slide backward. The vehicle seat storage structure is configured to be able to overlap the left and right floor plates (34c, 34d).

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